diff options
97 files changed, 61 insertions, 5801 deletions
diff --git a/CONTRIBUTED-BY b/CONTRIBUTED-BY index d53bf90e7a..0cb379cc9d 100644 --- a/CONTRIBUTED-BY +++ b/CONTRIBUTED-BY @@ -24,21 +24,6 @@ catgets/gencat.c: catgets/open_catalog.c: Contributed by Ulrich Drepper, <drepper@gnu.org>. -crypt/md5-crypt.c: - Contributed by Ulrich Drepper <drepper@cygnus.com>, 1996. - -crypt/sha256-crypt.c: - Contributed by Ulrich Drepper <drepper@redhat.com>, 2007. - -crypt/sha256.c: - Written by Ulrich Drepper <drepper@redhat.com>, 2007. - -crypt/sha512-crypt.c: - Contributed by Ulrich Drepper <drepper@redhat.com>, 2007. - -crypt/sha512.c: - Written by Ulrich Drepper <drepper@redhat.com>, 2007. - debug/backtrace.c: Contributed by Jakub Jelinek <jakub@redhat.com>, 2003. diff --git a/INSTALL b/INSTALL index b29916e748..afd88dc5b1 100644 --- a/INSTALL +++ b/INSTALL @@ -228,19 +228,6 @@ if ‘CFLAGS’ is specified it must enable optimization. For example: By default for x86_64, the GNU C Library is built with the vector math library. Use this option to disable the vector math library. -‘--enable-crypt’ - Install the legacy passphrase-hashing library ‘libcrypt’ and the - header file ‘crypt.h’. ‘unistd.h’ will declare the function - ‘crypt’ regardless of this option. Using this option does not - change the set of programs that may need to be linked with - ‘-lcrypt’; it only means that the GNU C Library will provide that - library. - - This option is for hackers and distributions who may not yet be - able to use libcrypt alternatives such as libxcrypt and need this - legacy implementation as a temporary workaround. Note that - libcrypt may be removed in a future release. - ‘--disable-scv’ Disable using ‘scv’ instruction for syscalls. All syscalls will use ‘sc’ instead, even if the kernel supports ‘scv’. PowerPC only. diff --git a/Makeconfig b/Makeconfig index fc35aee10b..44af1e9c62 100644 --- a/Makeconfig +++ b/Makeconfig @@ -1357,11 +1357,6 @@ all-subdirs = csu assert ctype locale intl catgets math setjmp signal \ localedata timezone rt conform debug mathvec support \ dlfcn elf -ifeq ($(build-crypt),yes) -all-subdirs += crypt -rpath-dirs += crypt -endif - ifndef avoid-generated # sysd-sorted itself will contain rules making the sysd-sorted target # depend on Depend files. But if you just added a Depend file to an diff --git a/NEWS b/NEWS index 9432564444..4580fe381d 100644 --- a/NEWS +++ b/NEWS @@ -44,6 +44,22 @@ Deprecated and removed features, and other changes affecting compatibility: ".tmp", to avoid examining temporary files created by the RPM and dpkg package managers. +* libcrypt has been removed from the GNU C Library. The configure + options "--enable-crypt" and "--enable-nss-crypt" are no longer + available. <crypt.h>, libcrypt.a, and libcrypt.so.1 will not be + installed, and <unistd.h> will not declare the crypt function. + + The replacement for libcrypt is libxcrypt, maintained separately from + GNU libc, but available under compatible licensing terms, and providing + binary backward compatibility with the former libcrypt. It is currently + distributed from <https://github.com/besser82/libxcrypt/>. + + As a consequence of this removal, GNU libc no longer makes any use of + the NSS cryptography library (Network Security Services; not to be + confused with Name Service Switch). Distributors of binary packages + of GNU libc are advised to check whether their build processes can be + simplified. + Changes to build and runtime requirements: * Building on LoongArch requires at a minimum binutils 2.41 for vector diff --git a/SHARED-FILES b/SHARED-FILES index 03fa41a4fd..2ff44427bc 100644 --- a/SHARED-FILES +++ b/SHARED-FILES @@ -27,8 +27,6 @@ gnulib: argp/argp-pvh.c argp/argp-xinl.c argp/argp.h - crypt/md5.c - crypt/md5.h dirent/alphasort.c dirent/scandir.c # Merged from gnulib 2021-09-21 diff --git a/config.make.in b/config.make.in index 0c4baa2731..55e8b7563b 100644 --- a/config.make.in +++ b/config.make.in @@ -80,16 +80,12 @@ mach-interface-list = @mach_interface_list@ memory-tagging = @memory_tagging@ -nss-crypt = @libc_cv_nss_crypt@ -static-nss-crypt = @libc_cv_static_nss_crypt@ - # Configuration options. build-shared = @shared@ build-profile = @profile@ build-static-nss = @static_nss@ cross-compiling = @cross_compiling@ force-install = @force_install@ -build-crypt = @build_crypt@ build-nscd = @build_nscd@ use-nscd = @use_nscd@ build-hardcoded-path-in-tests= @hardcoded_path_in_tests@ diff --git a/configure b/configure index eeb3ef49b8..996840cb40 100755 --- a/configure +++ b/configure @@ -700,9 +700,6 @@ INSTALL_PROGRAM base_machine build_pt_chown build_nscd -libc_cv_static_nss_crypt -libc_cv_nss_crypt -build_crypt memory_tagging enable_werror force_install @@ -806,8 +803,6 @@ enable_kernel enable_werror enable_multi_arch enable_memory_tagging -enable_crypt -enable_nss_crypt enable_systemtap enable_build_nscd enable_nscd @@ -1481,9 +1476,6 @@ Optional Features: architectures --enable-memory-tagging enable memory tagging if supported by the architecture [default=no] - --enable-crypt build and install the legacy passphrase hashing - library, libcrypt - --enable-nss-crypt enable libcrypt to use nss --enable-systemtap enable systemtap static probe points [default=no] --disable-build-nscd disable building and installing the nscd daemon --disable-nscd library functions will not contact the nscd daemon @@ -4561,124 +4553,6 @@ if test "$memory_tagging" = yes; then fi -# Check whether --enable-crypt was given. -if test ${enable_crypt+y} -then : - enableval=$enable_crypt; build_crypt=$enableval -else $as_nop - build_crypt=no -fi - - - -# Check whether --enable-nss-crypt was given. -if test ${enable_nss_crypt+y} -then : - enableval=$enable_nss_crypt; nss_crypt=$enableval -else $as_nop - nss_crypt=no -fi - -if test x$build_libcrypt = xno && test x$nss_crypt = xyes; then - { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: --enable-nss-crypt has no effect when libcrypt is disabled" >&5 -printf "%s\n" "$as_me: WARNING: --enable-nss-crypt has no effect when libcrypt is disabled" >&2;} - nss_crypt=no -fi -if test x$nss_crypt = xyes; then - nss_includes=-I$(nss-config --includedir 2>/dev/null) - if test $? -ne 0; then - as_fn_error $? "cannot find include directory with nss-config" "$LINENO" 5 - fi - nspr_includes=-I$(nspr-config --includedir 2>/dev/null) - if test $? -ne 0; then - as_fn_error $? "cannot find include directory with nspr-config" "$LINENO" 5 - fi - old_CFLAGS="$CFLAGS" - CFLAGS="$CFLAGS $nss_includes $nspr_includes" - -cat confdefs.h - <<_ACEOF >conftest.$ac_ext -/* end confdefs.h. */ -typedef int PRBool; -#include <hasht.h> -#include <nsslowhash.h> -void f (void) { NSSLOW_Init (); } -int -main (void) -{ - - ; - return 0; -} -_ACEOF -if ac_fn_c_try_compile "$LINENO" -then : - libc_cv_nss_crypt=yes -else $as_nop - as_fn_error $? " -cannot find NSS headers with lowlevel hash function interfaces" "$LINENO" 5 -fi -rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext - old_LIBS="$LIBS" - old_LDFLAGS="$LDFLAGS" - LIBS="$LIBS -lfreebl3" - cat confdefs.h - <<_ACEOF >conftest.$ac_ext -/* end confdefs.h. */ -typedef int PRBool; -#include <hasht.h> -#include <nsslowhash.h> -int -main (void) -{ -NSSLOW_Init(); - ; - return 0; -} -_ACEOF -if ac_fn_c_try_link "$LINENO" -then : - libc_cv_nss_crypt=yes -else $as_nop - as_fn_error $? " -cannot link program using lowlevel NSS hash functions" "$LINENO" 5 -fi -rm -f core conftest.err conftest.$ac_objext conftest.beam \ - conftest$ac_exeext conftest.$ac_ext - # Check to see if there is a static NSS cryptographic library. - # If there isn't then we can't link anything with libcrypt.a, - # and that might mean disabling some static tests. - LDFLAGS="$LDFLAGS -static" - cat confdefs.h - <<_ACEOF >conftest.$ac_ext -/* end confdefs.h. */ -typedef int PRBool; -#include <hasht.h> -#include <nsslowhash.h> -int -main (void) -{ -NSSLOW_Init(); - ; - return 0; -} -_ACEOF -if ac_fn_c_try_link "$LINENO" -then : - libc_cv_static_nss_crypt=yes -else $as_nop - libc_cv_static_nss_crypt=no -fi -rm -f core conftest.err conftest.$ac_objext conftest.beam \ - conftest$ac_exeext conftest.$ac_ext - LDFLAGS="$old_LDFLAGS" - CFLAGS="$old_CFLAGS" - LIBS="$old_LIBS" -else - libc_cv_nss_crypt=no - libc_cv_static_nss_crypt=no -fi - - - - # Check whether --enable-systemtap was given. if test ${enable_systemtap+y} then : diff --git a/configure.ac b/configure.ac index 6601331a06..65799e5685 100644 --- a/configure.ac +++ b/configure.ac @@ -305,71 +305,6 @@ if test "$memory_tagging" = yes; then fi AC_SUBST(memory_tagging) -AC_ARG_ENABLE([crypt], - AS_HELP_STRING([--enable-crypt], - [build and install the legacy passphrase hashing library, libcrypt]), - [build_crypt=$enableval], - [build_crypt=no]) -AC_SUBST(build_crypt) - -AC_ARG_ENABLE([nss-crypt], - AS_HELP_STRING([--enable-nss-crypt], - [enable libcrypt to use nss]), - [nss_crypt=$enableval], - [nss_crypt=no]) -if test x$build_libcrypt = xno && test x$nss_crypt = xyes; then - AC_MSG_WARN([--enable-nss-crypt has no effect when libcrypt is disabled]) - nss_crypt=no -fi -if test x$nss_crypt = xyes; then - nss_includes=-I$(nss-config --includedir 2>/dev/null) - if test $? -ne 0; then - AC_MSG_ERROR([cannot find include directory with nss-config]) - fi - nspr_includes=-I$(nspr-config --includedir 2>/dev/null) - if test $? -ne 0; then - AC_MSG_ERROR([cannot find include directory with nspr-config]) - fi - old_CFLAGS="$CFLAGS" - CFLAGS="$CFLAGS $nss_includes $nspr_includes" - AC_COMPILE_IFELSE([AC_LANG_PROGRAM([typedef int PRBool; -#include <hasht.h> -#include <nsslowhash.h> -void f (void) { NSSLOW_Init (); }])], - libc_cv_nss_crypt=yes, - AC_MSG_ERROR([ -cannot find NSS headers with lowlevel hash function interfaces])) - old_LIBS="$LIBS" - old_LDFLAGS="$LDFLAGS" - LIBS="$LIBS -lfreebl3" - AC_LINK_IFELSE([AC_LANG_PROGRAM([typedef int PRBool; -#include <hasht.h> -#include <nsslowhash.h>], - [NSSLOW_Init();])], - libc_cv_nss_crypt=yes, - AC_MSG_ERROR([ -cannot link program using lowlevel NSS hash functions])) - # Check to see if there is a static NSS cryptographic library. - # If there isn't then we can't link anything with libcrypt.a, - # and that might mean disabling some static tests. - LDFLAGS="$LDFLAGS -static" - AC_LINK_IFELSE([AC_LANG_PROGRAM([typedef int PRBool; -#include <hasht.h> -#include <nsslowhash.h>], - [NSSLOW_Init();])], - libc_cv_static_nss_crypt=yes, - libc_cv_static_nss_crypt=no) - LDFLAGS="$old_LDFLAGS" - CFLAGS="$old_CFLAGS" - LIBS="$old_LIBS" -else - libc_cv_nss_crypt=no - libc_cv_static_nss_crypt=no -fi -AC_SUBST(libc_cv_nss_crypt) -AC_SUBST(libc_cv_static_nss_crypt) - - AC_ARG_ENABLE([systemtap], [AS_HELP_STRING([--enable-systemtap], [enable systemtap static probe points @<:@default=no@:>@])], diff --git a/conform/Makefile b/conform/Makefile index 454c35f2b6..7078cb85ea 100644 --- a/conform/Makefile +++ b/conform/Makefile @@ -212,11 +212,6 @@ linknamespace-libs-XOPEN2K8 = $(linknamespace-libs-xsi) linknamespace-libs = $(foreach std,$(conformtest-standards),\ $(linknamespace-libs-$(std))) -ifeq ($(build-crypt),yes) -linknamespace-libs-xsi += $(common-objpfx)crypt/libcrypt.a -linknamespace-libs-XPG4 += $(common-objpfx)crypt/libcrypt.a -endif - $(linknamespace-symlist-stdlibs-tests): $(objpfx)symlist-stdlibs-%: \ $(linknamespace-libs) LC_ALL=C $(READELF) -W -s $(linknamespace-libs-$*) > $@; \ diff --git a/crypt/Makefile b/crypt/Makefile deleted file mode 100644 index 2254840005..0000000000 --- a/crypt/Makefile +++ /dev/null @@ -1,69 +0,0 @@ -# Copyright (C) 1996-2023 Free Software Foundation, Inc. -# This file is part of the GNU C Library. - -# The GNU C Library is free software; you can redistribute it and/or -# modify it under the terms of the GNU Lesser General Public -# License as published by the Free Software Foundation; either -# version 2.1 of the License, or (at your option) any later version. - -# The GNU C Library is distributed in the hope that it will be useful, -# but WITHOUT ANY WARRANTY; without even the implied warranty of -# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU -# Lesser General Public License for more details. - -# You should have received a copy of the GNU Lesser General Public -# License along with the GNU C Library; if not, see -# <https://www.gnu.org/licenses/>. - -# -# Sub-makefile for crypt() portion of the library. -# -subdir := crypt - -include ../Makeconfig - -headers := crypt.h - -extra-libs := libcrypt -extra-libs-others := $(extra-libs) - -libcrypt-routines := crypt-entry md5-crypt sha256-crypt sha512-crypt crypt \ - crypt_util - -tests := cert md5c-test sha256c-test sha512c-test badsalttest - -ifeq ($(nss-crypt),yes) -nss-cpp-flags := -DUSE_NSS \ - -I$(shell nss-config --includedir) -I$(shell nspr-config --includedir) -CPPFLAGS-sha256-crypt.c += $(nss-cpp-flags) -CPPFLAGS-sha512-crypt.c += $(nss-cpp-flags) -CPPFLAGS-md5-crypt.c += $(nss-cpp-flags) -LDLIBS-crypt.so = -lfreebl3 -else -libcrypt-routines += md5 sha256 sha512 - -tests += md5test sha256test sha512test - -# The test md5test-giant uses up to 400 MB of RSS and runs on a fast -# machine over a minute. -xtests = md5test-giant -endif - -include ../Rules - -ifneq ($(nss-crypt),yes) -md5-routines := md5 $(filter md5%,$(libcrypt-sysdep_routines)) -sha256-routines := sha256 $(filter sha256%,$(libcrypt-sysdep_routines)) -sha512-routines := sha512 $(filter sha512%,$(libcrypt-sysdep_routines)) - -$(objpfx)md5test: $(patsubst %, $(objpfx)%.o,$(md5-routines)) -$(objpfx)md5test-giant: $(patsubst %, $(objpfx)%.o,$(md5-routines)) -$(objpfx)sha256test: $(patsubst %, $(objpfx)%.o,$(sha256-routines)) -$(objpfx)sha512test: $(patsubst %, $(objpfx)%.o,$(sha512-routines)) -endif - -ifeq (yes,$(build-shared)) -$(addprefix $(objpfx),$(tests)): $(objpfx)libcrypt.so -else -$(addprefix $(objpfx),$(tests)): $(objpfx)libcrypt.a -endif diff --git a/crypt/README.ufc-crypt b/crypt/README.ufc-crypt deleted file mode 100644 index 74d81dd865..0000000000 --- a/crypt/README.ufc-crypt +++ /dev/null @@ -1,135 +0,0 @@ -The following is the README for UFC-crypt, with those portions deleted -that are known to be incorrect for the implementation used with the -GNU C library. - - - UFC-crypt: ultra fast 'crypt' implementation - ============================================ - - @(#)README 2.27 11 Sep 1996 - -Design goals/non goals: ----------------------- - -- Crypt implementation plugin compatible with crypt(3)/fcrypt. - -- High performance when used for password cracking. - -- Portable to most 32/64 bit machines. - -- Startup time/mixed salt performance not critical. - -Features of the implementation: ------------------------------- - -- On most machines, UFC-crypt runs 30-60 times faster than crypt(3) when - invoked repeated times with the same salt and varying passwords. - -- With mostly constant salts, performance is about two to three times - that of the default fcrypt implementation shipped with Alec - Muffets 'Crack' password cracker. For instructions on how to - plug UFC-crypt into 'Crack', see below. - -- With alternating salts, performance is only about twice - that of crypt(3). - -- Requires 165 kb for tables. - -Author & licensing etc ----------------------- - -UFC-crypt is created by Michael Glad, email: glad@daimi.aau.dk, and has -been donated to the Free Software Foundation, Inc. It is covered by the -GNU library license version 2, see the file 'COPYING.LIB'. - -NOTES FOR USERS OUTSIDE THE US: ------------------------------- - -The US government limits the export of DES based software/hardware. -This software is written in Aarhus, Denmark. It can therefore be retrieved -from ftp sites outside the US without breaking US law. Please do not -ftp it from american sites. - -Benchmark table: ---------------- - -The table shows how many operations per second UFC-crypt can -do on various machines. - -|--------------|-------------------------------------------| -|Machine | SUN* SUN* HP* DecStation HP | -| | 3/50 ELC 9000/425e 3100 9000/720 | -|--------------|-------------------------------------------| -| Crypt(3)/sec | 4.6 30 15 25 57 | -| Ufc/sec | 220 990 780 1015 3500 | -|--------------|-------------------------------------------| -| Speedup | 48 30 52 40 60 | -|--------------|-------------------------------------------| - -*) Compiled using special assembly language support module. - -It seems as if performance is limited by CPU bus and data cache capacity. -This also makes the benchmarks debatable compared to a real test with -UFC-crypt wired into Crack. However, the table gives an outline of -what can be expected. - -Optimizations: -------------- - -Here are the optimizations used relative to an ordinary implementation -such as the one said to be used in crypt(3). - -Major optimizations -******************* - -- Keep data packed as bits in integer variables -- allows for - fast permutations & parallel xor's in CPU hardware. - -- Let adjacent final & initial permutations collapse. - -- Keep working data in 'E expanded' format all the time. - -- Implement DES 'f' function mostly by table lookup - -- Calculate the above function on 12 bit basis rather than 6 - as would be the most natural. - -- Implement setup routines so that performance is limited by the DES - inner loops only. - -- Instead of doing salting in the DES inner loops, modify the above tables - each time a new salt is seen. According to the BSD crypt code this is - ugly :-) - -Minor (dirty) optimizations -*************************** - -- combine iterations of DES inner loop so that DES only loops - 8 times. This saves a lot of variable swapping. - -- Implement key access by a walking pointer rather than coding - as array indexing. - -- As described, the table based f function uses a 3 dimensional array: - - sb ['number of 12 bit segment']['12 bit index']['48 bit half index'] - - Code the routine with 4 (one dimensional) vectors. - -- Design the internal data format & uglify the DES loops so that - the compiler does not need to do bit shifts when indexing vectors. - -Revision history -**************** - -UFC patchlevel 0: base version; released to alt.sources on Sep 24 1991 -UFC patchlevel 1: patch released to alt.sources on Sep 27 1991. - No longer rebuilds sb tables when seeing a new salt. -UFC-crypt pl0: Essentially UFC pl 1. Released to comp.sources.misc - on Oct 22 1991. -UFC-crypt pl1: Released to comp.sources.misc in march 1992 - * setkey/encrypt routines added - * added validation/benchmarking programs - * reworked keyschedule setup code - * memory demands reduced - * 64 bit support added diff --git a/crypt/Versions b/crypt/Versions deleted file mode 100644 index 389e7d544a..0000000000 --- a/crypt/Versions +++ /dev/null @@ -1,5 +0,0 @@ -libcrypt { - GLIBC_2.0 { - crypt; crypt_r; encrypt; encrypt_r; fcrypt; setkey; setkey_r; - } -} diff --git a/crypt/badsalttest.c b/crypt/badsalttest.c deleted file mode 100644 index 5e1c65d5c2..0000000000 --- a/crypt/badsalttest.c +++ /dev/null @@ -1,54 +0,0 @@ -/* Test program for bad DES salt detection in crypt. - Copyright (C) 2012-2023 Free Software Foundation, Inc. - This file is part of the GNU C Library. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; if not, see - <https://www.gnu.org/licenses/>. */ - -#include <array_length.h> -#include <stddef.h> -#include <crypt.h> - -#include <support/check.h> - -static const char *tests[][2] = - { - { "no salt", "" }, - { "single char", "/" }, - { "first char bad", "!x" }, - { "second char bad", "Z%" }, - { "both chars bad", ":@" }, - { "unsupported algorithm", "$2$" }, - { "unsupported_algorithm", "_1" }, - }; - -static int -do_test (void) -{ - struct crypt_data cd; - - /* Mark cd as initialized before first call to crypt_r. */ - cd.initialized = 0; - - for (size_t i = 0; i < array_length (tests); i++) - { - TEST_VERIFY (crypt (tests[i][0], tests[i][1]) == NULL); - - TEST_VERIFY (crypt_r (tests[i][0], tests[i][1], &cd) == NULL); - } - - return 0; -} - -#include <support/test-driver.c> diff --git a/crypt/cert.c b/crypt/cert.c deleted file mode 100644 index 5b4277f76d..0000000000 --- a/crypt/cert.c +++ /dev/null @@ -1,135 +0,0 @@ - -/* - * This crypt(3) validation program shipped with UFC-crypt - * is derived from one distributed with Phil Karns PD DES package. - * - * @(#)cert.c 1.8 11 Aug 1996 - */ - -#include <stdio.h> -#include <stdlib.h> -#include "crypt.h" - -/* This file tests the deprecated setkey/encrypt interface. */ -#include <shlib-compat.h> -#if TEST_COMPAT (libcrypt, GLIBC_2_0, GLIBC_2_28) - -#define libcrypt_version_reference(symbol, version) \ - _libcrypt_version_reference (symbol, VERSION_libcrypt_##version) -#define _libcrypt_version_reference(symbol, version) \ - __libcrypt_version_reference (symbol, version) -#define __libcrypt_version_reference(symbol, version) \ - __asm__ (".symver " #symbol ", " #symbol "@" #version) - -extern void setkey (const char *); -extern void encrypt (const char *, int); -libcrypt_version_reference (setkey, GLIBC_2_0); -libcrypt_version_reference (encrypt, GLIBC_2_0); - -int totfails = 0; - -int main (int argc, char *argv[]); -void get8 (char *cp); -void put8 (char *cp); -void good_bye (void) __attribute__ ((noreturn)); - -void -good_bye (void) -{ - if(totfails == 0) { - printf("Passed DES validation suite\n"); - exit(0); - } else { - printf("%d failures during DES validation suite!!!\n", totfails); - exit(1); - } -} - -int -main (int argc, char *argv[]) -{ - char key[64],plain[64],cipher[64],answer[64]; - int i; - int fail; - - for(;!feof(stdin);){ - - get8(key); - printf(" K: "); put8(key); - setkey(key); - - get8(plain); - printf(" P: "); put8(plain); - - get8(answer); - printf(" C: "); put8(answer); - - for(i=0;i<64;i++) - cipher[i] = plain[i]; - encrypt(cipher, 0); - - for(i=0;i<64;i++) - if(cipher[i] != answer[i]) - break; - fail = 0; - if(i != 64){ - printf(" Encrypt FAIL"); - fail++; totfails++; - } - - encrypt(cipher, 1); - - for(i=0;i<64;i++) - if(cipher[i] != plain[i]) - break; - if(i != 64){ - printf(" Decrypt FAIL"); - fail++; totfails++; - } - - if(fail == 0) - printf(" OK"); - printf("\n"); - } - good_bye(); -} -void -get8 (char *cp) -{ - int i,j,t; - - for(i=0;i<8;i++){ - if (scanf("%2x",&t) < 1) - { - if(ferror(stdin)) - totfails++; - } - if(feof(stdin)) - good_bye(); - for(j=0; j<8 ; j++) { - *cp++ = (t & (0x01 << (7-j))) != 0; - } - } -} -void -put8 (char *cp) -{ - int i,j,t; - - for(i=0;i<8;i++){ - t = 0; - for(j = 0; j<8; j++) - t = (t<<1) | *cp++; - printf("%02x", t); - } -} - -#else /* encrypt and setkey are not available. */ - -int -main (void) -{ - return 77; /* UNSUPPORTED */ -} - -#endif diff --git a/crypt/cert.input b/crypt/cert.input deleted file mode 100644 index d843fa8a8d..0000000000 --- a/crypt/cert.input +++ /dev/null @@ -1,171 +0,0 @@ -0101010101010101 95f8a5e5dd31d900 8000000000000000 -0101010101010101 dd7f121ca5015619 4000000000000000 -0101010101010101 2e8653104f3834ea 2000000000000000 -0101010101010101 4bd388ff6cd81d4f 1000000000000000 -0101010101010101 20b9e767b2fb1456 0800000000000000 -0101010101010101 55579380d77138ef 0400000000000000 -0101010101010101 6cc5defaaf04512f 0200000000000000 -0101010101010101 0d9f279ba5d87260 0100000000000000 -0101010101010101 d9031b0271bd5a0a 0080000000000000 -0101010101010101 424250b37c3dd951 0040000000000000 -0101010101010101 b8061b7ecd9a21e5 0020000000000000 -0101010101010101 f15d0f286b65bd28 0010000000000000 -0101010101010101 add0cc8d6e5deba1 0008000000000000 -0101010101010101 e6d5f82752ad63d1 0004000000000000 -0101010101010101 ecbfe3bd3f591a5e 0002000000000000 -0101010101010101 f356834379d165cd 0001000000000000 -0101010101010101 2b9f982f20037fa9 0000800000000000 -0101010101010101 889de068a16f0be6 0000400000000000 -0101010101010101 e19e275d846a1298 0000200000000000 -0101010101010101 329a8ed523d71aec 0000100000000000 -0101010101010101 e7fce22557d23c97 0000080000000000 -0101010101010101 12a9f5817ff2d65d 0000040000000000 -0101010101010101 a484c3ad38dc9c19 0000020000000000 -0101010101010101 fbe00a8a1ef8ad72 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Free Software Foundation, Inc. - * - * The GNU C Library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; either - * version 2.1 of the License, or (at your option) any later version. - * - * The GNU C Library is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with the GNU C Library; if not, see - * <https://www.gnu.org/licenses/>. - * - * crypt entry points - * - * @(#)crypt-entry.c 1.2 12/20/96 - * - */ - -#ifdef DEBUG -#include <stdio.h> -#endif -#include <string.h> -#include <errno.h> -#include <fips-private.h> - -#ifndef STATIC -#define STATIC static -#endif - -#include "crypt-private.h" -#include <shlib-compat.h> - -/* Prototypes for local functions. */ -#ifndef __GNU_LIBRARY__ -void _ufc_clearmem (char *start, int cnt); -#else -#define _ufc_clearmem(start, cnt) memset(start, 0, cnt) -#endif -extern char *__md5_crypt_r (const char *key, const char *salt, char *buffer, - int buflen); -extern char *__md5_crypt (const char *key, const char *salt); -extern char *__sha256_crypt_r (const char *key, const char *salt, - char *buffer, int buflen); -extern char *__sha256_crypt (const char *key, const char *salt); -extern char *__sha512_crypt_r (const char *key, const char *salt, - char *buffer, int buflen); -extern char *__sha512_crypt (const char *key, const char *salt); - -/* Define our magic string to mark salt for MD5 encryption - replacement. This is meant to be the same as for other MD5 based - encryption implementations. */ -static const char md5_salt_prefix[] = "$1$"; - -/* Magic string for SHA256 encryption. */ -static const char sha256_salt_prefix[] = "$5$"; - -/* Magic string for SHA512 encryption. */ -static const char sha512_salt_prefix[] = "$6$"; - -/* For use by the old, non-reentrant routines (crypt/encrypt/setkey) */ -extern struct crypt_data _ufc_foobar; - -/* - * UNIX crypt function - */ - -char * -__crypt_r (const char *key, const char *salt, - struct crypt_data * __restrict data) -{ - ufc_long res[4]; - char ktab[9]; - ufc_long xx = 25; /* to cope with GCC long long compiler bugs */ - -#ifdef _LIBC - /* Try to find out whether we have to use MD5 encryption replacement. */ - if (strncmp (md5_salt_prefix, salt, sizeof (md5_salt_prefix) - 1) == 0) - { - /* FIPS rules out MD5 password encryption. */ - if (fips_enabled_p ()) - { - __set_errno (EPERM); - return NULL; - } - return __md5_crypt_r (key, salt, (char *) data, - sizeof (struct crypt_data)); - } - - /* Try to find out whether we have to use SHA256 encryption replacement. */ - if (strncmp (sha256_salt_prefix, salt, sizeof (sha256_salt_prefix) - 1) == 0) - return __sha256_crypt_r (key, salt, (char *) data, - sizeof (struct crypt_data)); - - /* Try to find out whether we have to use SHA512 encryption replacement. */ - if (strncmp (sha512_salt_prefix, salt, sizeof (sha512_salt_prefix) - 1) == 0) - return __sha512_crypt_r (key, salt, (char *) data, - sizeof (struct crypt_data)); -#endif - - /* - * Hack DES tables according to salt - */ - if (!_ufc_setup_salt_r (salt, data)) - { - __set_errno (EINVAL); - return NULL; - } - - /* FIPS rules out DES password encryption. */ - if (fips_enabled_p ()) - { - __set_errno (EPERM); - return NULL; - } - - /* - * Setup key schedule - */ - _ufc_clearmem (ktab, (int) sizeof (ktab)); - (void) strncpy (ktab, key, 8); - _ufc_mk_keytab_r (ktab, data); - - /* - * Go for the 25 DES encryptions - */ - _ufc_clearmem ((char*) res, (int) sizeof (res)); - _ufc_doit_r (xx, data, &res[0]); - - /* - * Do final permutations - */ - _ufc_dofinalperm_r (res, data); - - /* - * And convert back to 6 bit ASCII - */ - _ufc_output_conversion_r (res[0], res[1], salt, data); - - /* - * Erase key-dependent intermediate data. Data dependent only on - * the salt is not considered sensitive. - */ - explicit_bzero (ktab, sizeof (ktab)); - explicit_bzero (data->keysched, sizeof (data->keysched)); - explicit_bzero (res, sizeof (res)); - - return data->crypt_3_buf; -} -weak_alias (__crypt_r, crypt_r) - -char * -crypt (const char *key, const char *salt) -{ -#ifdef _LIBC - /* Try to find out whether we have to use MD5 encryption replacement. */ - if (strncmp (md5_salt_prefix, salt, sizeof (md5_salt_prefix) - 1) == 0 - /* Let __crypt_r deal with the error code if FIPS is enabled. */ - && !fips_enabled_p ()) - return __md5_crypt (key, salt); - - /* Try to find out whether we have to use SHA256 encryption replacement. */ - if (strncmp (sha256_salt_prefix, salt, sizeof (sha256_salt_prefix) - 1) == 0) - return __sha256_crypt (key, salt); - - /* Try to find out whether we have to use SHA512 encryption replacement. */ - if (strncmp (sha512_salt_prefix, salt, sizeof (sha512_salt_prefix) - 1) == 0) - return __sha512_crypt (key, salt); -#endif - - return __crypt_r (key, salt, &_ufc_foobar); -} - -#if SHLIB_COMPAT (libcrypt, GLIBC_2_0, GLIBC_2_28) -weak_alias (crypt, fcrypt) -compat_symbol (libcrypt, fcrypt, fcrypt, GLIBC_2_0); -#endif diff --git a/crypt/crypt-private.h b/crypt/crypt-private.h deleted file mode 100644 index e8067655fb..0000000000 --- a/crypt/crypt-private.h +++ /dev/null @@ -1,76 +0,0 @@ -/* - * UFC-crypt: ultra fast crypt(3) implementation - * - * Copyright (C) 1991-2023 Free Software Foundation, Inc. - * - * The GNU C Library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; either - * version 2.1 of the License, or (at your option) any later version. - * - * The GNU C Library is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with the GNU C Library; if not, see - * <https://www.gnu.org/licenses/>. - * - * @(#)crypt-private.h 1.4 12/20/96 - */ - -/* Prototypes for local functions in libcrypt.a. */ - -#ifndef CRYPT_PRIVATE_H -#define CRYPT_PRIVATE_H 1 - -#include <features.h> -#include <stdbool.h> - -#ifndef DOS -#include "ufc-crypt.h" -#else -/* - * Thanks to greg%wind@plains.NoDak.edu (Greg W. Wettstein) - * for DOS patches - */ -#include "pl.h" -#include "ufc.h" -#endif -#include "crypt.h" - -/* crypt.c */ -extern void _ufc_doit_r (ufc_long itr, struct crypt_data * __restrict __data, - ufc_long *res); - - -/* crypt_util.c */ -extern void __init_des_r (struct crypt_data * __restrict __data); -extern void __init_des (void); - -extern bool _ufc_setup_salt_r (const char *s, - struct crypt_data * __restrict __data); -extern void _ufc_mk_keytab_r (const char *key, - struct crypt_data * __restrict __data); -extern void _ufc_dofinalperm_r (ufc_long *res, - struct crypt_data * __restrict __data); -extern void _ufc_output_conversion_r (ufc_long v1, ufc_long v2, - const char *salt, - struct crypt_data * __restrict __data); - -extern void __setkey_r (const char *__key, - struct crypt_data * __restrict __data); -extern void __encrypt_r (char * __restrict __block, int __edflag, - struct crypt_data * __restrict __data); - -/* crypt-entry.c */ -extern char *__crypt_r (const char *__key, const char *__salt, - struct crypt_data * __restrict __data); -extern char *fcrypt (const char *key, const char *salt); - -extern void __b64_from_24bit (char **cp, int *buflen, - unsigned int b2, unsigned int b1, unsigned int b0, - int n); - -#endif /* crypt-private.h */ diff --git a/crypt/crypt.c b/crypt/crypt.c deleted file mode 100644 index f8dc5bea45..0000000000 --- a/crypt/crypt.c +++ /dev/null @@ -1,115 +0,0 @@ -/* - * UFC-crypt: ultra fast crypt(3) implementation - * - * Copyright (C) 1991-2023 Free Software Foundation, Inc. - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; either - * version 2.1 of the License, or (at your option) any later version. - * - * This library is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with this library; see the file COPYING.LIB. If not, - * see <https://www.gnu.org/licenses/>. - * - * @(#)crypt.c 2.25 12/20/96 - * - * Semiportable C version - * - */ - -#include "crypt-private.h" - -#ifdef _UFC_32_ - -/* - * 32 bit version - */ - -#define SBA(sb, v) (*(long32*)((char*)(sb)+(v))) - -void -_ufc_doit_r (ufc_long itr, struct crypt_data * __restrict __data, - ufc_long *res) -{ - int i; - long32 s, *k; - long32 *sb01 = (long32*)__data->sb0; - long32 *sb23 = (long32*)__data->sb2; - long32 l1, l2, r1, r2; - - l1 = (long32)res[0]; l2 = (long32)res[1]; - r1 = (long32)res[2]; r2 = (long32)res[3]; - - while(itr--) { - k = (long32*)__data->keysched; - for(i=8; i--; ) { - s = *k++ ^ r1; - l1 ^= SBA(sb01, s & 0xffff); l2 ^= SBA(sb01, (s & 0xffff)+4); - l1 ^= SBA(sb01, s >>= 16 ); l2 ^= SBA(sb01, (s )+4); - s = *k++ ^ r2; - l1 ^= SBA(sb23, s & 0xffff); l2 ^= SBA(sb23, (s & 0xffff)+4); - l1 ^= SBA(sb23, s >>= 16 ); l2 ^= SBA(sb23, (s )+4); - - s = *k++ ^ l1; - r1 ^= SBA(sb01, s & 0xffff); r2 ^= SBA(sb01, (s & 0xffff)+4); - r1 ^= SBA(sb01, s >>= 16 ); r2 ^= SBA(sb01, (s )+4); - s = *k++ ^ l2; - r1 ^= SBA(sb23, s & 0xffff); r2 ^= SBA(sb23, (s & 0xffff)+4); - r1 ^= SBA(sb23, s >>= 16 ); r2 ^= SBA(sb23, (s )+4); - } - s=l1; l1=r1; r1=s; s=l2; l2=r2; r2=s; - } - res[0] = l1; res[1] = l2; res[2] = r1; res[3] = r2; -} - -#endif - -#ifdef _UFC_64_ - -/* - * 64 bit version - */ - -#define SBA(sb, v) (*(long64*)((char*)(sb)+(v))) - -void -_ufc_doit_r (ufc_long itr, struct crypt_data * __restrict __data, - ufc_long *res) -{ - int i; - long64 l, r, s, *k; - long64 *sb01 = (long64*)__data->sb0; - long64 *sb23 = (long64*)__data->sb2; - - l = (((long64)res[0]) << 32) | ((long64)res[1]); - r = (((long64)res[2]) << 32) | ((long64)res[3]); - - while(itr--) { - k = (long64*)__data->keysched; - for(i=8; i--; ) { - s = *k++ ^ r; - l ^= SBA(sb23, (s ) & 0xffff); - l ^= SBA(sb23, (s >>= 16) & 0xffff); - l ^= SBA(sb01, (s >>= 16) & 0xffff); - l ^= SBA(sb01, (s >>= 16) ); - - s = *k++ ^ l; - r ^= SBA(sb23, (s ) & 0xffff); - r ^= SBA(sb23, (s >>= 16) & 0xffff); - r ^= SBA(sb01, (s >>= 16) & 0xffff); - r ^= SBA(sb01, (s >>= 16) ); - } - s=l; l=r; r=s; - } - - res[0] = l >> 32; res[1] = l & 0xffffffff; - res[2] = r >> 32; res[3] = r & 0xffffffff; -} - -#endif diff --git a/crypt/crypt.h b/crypt/crypt.h deleted file mode 100644 index acc081960f..0000000000 --- a/crypt/crypt.h +++ /dev/null @@ -1,70 +0,0 @@ -/* - * UFC-crypt: ultra fast crypt(3) implementation - * - * Copyright (C) 1991-2023 Free Software Foundation, Inc. - * - * The GNU C Library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; either - * version 2.1 of the License, or (at your option) any later version. - * - * The GNU C Library is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with the GNU C Library; if not, see - * <https://www.gnu.org/licenses/>. - * - * @(#)crypt.h 1.5 12/20/96 - * - */ - -#ifndef _CRYPT_H -#define _CRYPT_H 1 - -#include <features.h> - -__BEGIN_DECLS - -/* One-way hash PHRASE, returning a string suitable for storage in the - user database. SALT selects the one-way function to use, and - ensures that no two users' hashes are the same, even if they use - the same passphrase. The return value points to static storage - which will be overwritten by the next call to crypt. */ -extern char *crypt (const char *__phrase, const char *__salt) - __THROW __nonnull ((1, 2)); - -#ifdef __USE_GNU - -/* This structure provides scratch and output buffers for 'crypt_r'. - Its contents should not be accessed directly. */ -struct crypt_data - { - char keysched[16 * 8]; - char sb0[32768]; - char sb1[32768]; - char sb2[32768]; - char sb3[32768]; - /* end-of-aligment-critical-data */ - char crypt_3_buf[14]; - char current_salt[2]; - long int current_saltbits; - int direction, initialized; - }; - -/* Thread-safe version of 'crypt'. - DATA must point to a 'struct crypt_data' allocated by the caller. - Before the first call to 'crypt_r' with a new 'struct crypt_data', - that object must be initialized to all zeroes. The pointer - returned, if not NULL, will point within DATA. (It will still be - overwritten by the next call to 'crypt_r' with the same DATA.) */ -extern char *crypt_r (const char *__phrase, const char *__salt, - struct crypt_data * __restrict __data) - __THROW __nonnull ((1, 2, 3)); -#endif - -__END_DECLS - -#endif /* crypt.h */ diff --git a/crypt/crypt_util.c b/crypt/crypt_util.c deleted file mode 100644 index daca4f72dc..0000000000 --- a/crypt/crypt_util.c +++ /dev/null @@ -1,946 +0,0 @@ -/* - * UFC-crypt: ultra fast crypt(3) implementation - * - * Copyright (C) 1991-2023 Free Software Foundation, Inc. - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; either - * version 2.1 of the License, or (at your option) any later version. - * - * This library is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with this library; see the file COPYING.LIB. If not, - * see <https://www.gnu.org/licenses/>. - * - * @(#)crypt_util.c 2.56 12/20/96 - * - * Support routines - * - */ - -#ifdef DEBUG -#include <stdio.h> -#endif -#include <atomic.h> -#include <string.h> - -#ifndef STATIC -#define STATIC static -#endif - -#include "crypt-private.h" -#include <shlib-compat.h> - -/* Prototypes for local functions. */ -#ifndef __GNU_LIBRARY__ -void _ufc_clearmem (char *start, int cnt); -void _ufc_copymem (char *from, char *to, int cnt); -#endif -#ifdef _UFC_32_ -STATIC void shuffle_sb (long32 *k, ufc_long saltbits); -#else -STATIC void shuffle_sb (long64 *k, ufc_long saltbits); -#endif - - -/* - * Permutation done once on the 56 bit - * key derived from the original 8 byte ASCII key. - */ -static const int pc1[56] = { - 57, 49, 41, 33, 25, 17, 9, 1, 58, 50, 42, 34, 26, 18, - 10, 2, 59, 51, 43, 35, 27, 19, 11, 3, 60, 52, 44, 36, - 63, 55, 47, 39, 31, 23, 15, 7, 62, 54, 46, 38, 30, 22, - 14, 6, 61, 53, 45, 37, 29, 21, 13, 5, 28, 20, 12, 4 -}; - -/* - * How much to rotate each 28 bit half of the pc1 permutated - * 56 bit key before using pc2 to give the i' key - */ -static const int rots[16] = { - 1, 1, 2, 2, 2, 2, 2, 2, 1, 2, 2, 2, 2, 2, 2, 1 -}; - -/* - * Permutation giving the key - * of the i' DES round - */ -static const int pc2[48] = { - 14, 17, 11, 24, 1, 5, 3, 28, 15, 6, 21, 10, - 23, 19, 12, 4, 26, 8, 16, 7, 27, 20, 13, 2, - 41, 52, 31, 37, 47, 55, 30, 40, 51, 45, 33, 48, - 44, 49, 39, 56, 34, 53, 46, 42, 50, 36, 29, 32 -}; - -/* - * The E expansion table which selects - * bits from the 32 bit intermediate result. - */ -static const int esel[48] = { - 32, 1, 2, 3, 4, 5, 4, 5, 6, 7, 8, 9, - 8, 9, 10, 11, 12, 13, 12, 13, 14, 15, 16, 17, - 16, 17, 18, 19, 20, 21, 20, 21, 22, 23, 24, 25, - 24, 25, 26, 27, 28, 29, 28, 29, 30, 31, 32, 1 -}; - -/* - * Permutation done on the - * result of sbox lookups - */ -static const int perm32[32] = { - 16, 7, 20, 21, 29, 12, 28, 17, 1, 15, 23, 26, 5, 18, 31, 10, - 2, 8, 24, 14, 32, 27, 3, 9, 19, 13, 30, 6, 22, 11, 4, 25 -}; - -/* - * The sboxes - */ -static const int sbox[8][4][16]= { - { { 14, 4, 13, 1, 2, 15, 11, 8, 3, 10, 6, 12, 5, 9, 0, 7 }, - { 0, 15, 7, 4, 14, 2, 13, 1, 10, 6, 12, 11, 9, 5, 3, 8 }, - { 4, 1, 14, 8, 13, 6, 2, 11, 15, 12, 9, 7, 3, 10, 5, 0 }, - { 15, 12, 8, 2, 4, 9, 1, 7, 5, 11, 3, 14, 10, 0, 6, 13 } - }, - - { { 15, 1, 8, 14, 6, 11, 3, 4, 9, 7, 2, 13, 12, 0, 5, 10 }, - { 3, 13, 4, 7, 15, 2, 8, 14, 12, 0, 1, 10, 6, 9, 11, 5 }, - { 0, 14, 7, 11, 10, 4, 13, 1, 5, 8, 12, 6, 9, 3, 2, 15 }, - { 13, 8, 10, 1, 3, 15, 4, 2, 11, 6, 7, 12, 0, 5, 14, 9 } - }, - - { { 10, 0, 9, 14, 6, 3, 15, 5, 1, 13, 12, 7, 11, 4, 2, 8 }, - { 13, 7, 0, 9, 3, 4, 6, 10, 2, 8, 5, 14, 12, 11, 15, 1 }, - { 13, 6, 4, 9, 8, 15, 3, 0, 11, 1, 2, 12, 5, 10, 14, 7 }, - { 1, 10, 13, 0, 6, 9, 8, 7, 4, 15, 14, 3, 11, 5, 2, 12 } - }, - - { { 7, 13, 14, 3, 0, 6, 9, 10, 1, 2, 8, 5, 11, 12, 4, 15 }, - { 13, 8, 11, 5, 6, 15, 0, 3, 4, 7, 2, 12, 1, 10, 14, 9 }, - { 10, 6, 9, 0, 12, 11, 7, 13, 15, 1, 3, 14, 5, 2, 8, 4 }, - { 3, 15, 0, 6, 10, 1, 13, 8, 9, 4, 5, 11, 12, 7, 2, 14 } - }, - - { { 2, 12, 4, 1, 7, 10, 11, 6, 8, 5, 3, 15, 13, 0, 14, 9 }, - { 14, 11, 2, 12, 4, 7, 13, 1, 5, 0, 15, 10, 3, 9, 8, 6 }, - { 4, 2, 1, 11, 10, 13, 7, 8, 15, 9, 12, 5, 6, 3, 0, 14 }, - { 11, 8, 12, 7, 1, 14, 2, 13, 6, 15, 0, 9, 10, 4, 5, 3 } - }, - - { { 12, 1, 10, 15, 9, 2, 6, 8, 0, 13, 3, 4, 14, 7, 5, 11 }, - { 10, 15, 4, 2, 7, 12, 9, 5, 6, 1, 13, 14, 0, 11, 3, 8 }, - { 9, 14, 15, 5, 2, 8, 12, 3, 7, 0, 4, 10, 1, 13, 11, 6 }, - { 4, 3, 2, 12, 9, 5, 15, 10, 11, 14, 1, 7, 6, 0, 8, 13 } - }, - - { { 4, 11, 2, 14, 15, 0, 8, 13, 3, 12, 9, 7, 5, 10, 6, 1 }, - { 13, 0, 11, 7, 4, 9, 1, 10, 14, 3, 5, 12, 2, 15, 8, 6 }, - { 1, 4, 11, 13, 12, 3, 7, 14, 10, 15, 6, 8, 0, 5, 9, 2 }, - { 6, 11, 13, 8, 1, 4, 10, 7, 9, 5, 0, 15, 14, 2, 3, 12 } - }, - - { { 13, 2, 8, 4, 6, 15, 11, 1, 10, 9, 3, 14, 5, 0, 12, 7 }, - { 1, 15, 13, 8, 10, 3, 7, 4, 12, 5, 6, 11, 0, 14, 9, 2 }, - { 7, 11, 4, 1, 9, 12, 14, 2, 0, 6, 10, 13, 15, 3, 5, 8 }, - { 2, 1, 14, 7, 4, 10, 8, 13, 15, 12, 9, 0, 3, 5, 6, 11 } - } -}; - -#if SHLIB_COMPAT (libcrypt, GLIBC_2_0, GLIBC_2_28) -/* - * This is the initial - * permutation matrix - */ -static const int initial_perm[64] = { - 58, 50, 42, 34, 26, 18, 10, 2, 60, 52, 44, 36, 28, 20, 12, 4, - 62, 54, 46, 38, 30, 22, 14, 6, 64, 56, 48, 40, 32, 24, 16, 8, - 57, 49, 41, 33, 25, 17, 9, 1, 59, 51, 43, 35, 27, 19, 11, 3, - 61, 53, 45, 37, 29, 21, 13, 5, 63, 55, 47, 39, 31, 23, 15, 7 -}; -#endif - -/* - * This is the final - * permutation matrix - */ -static const int final_perm[64] = { - 40, 8, 48, 16, 56, 24, 64, 32, 39, 7, 47, 15, 55, 23, 63, 31, - 38, 6, 46, 14, 54, 22, 62, 30, 37, 5, 45, 13, 53, 21, 61, 29, - 36, 4, 44, 12, 52, 20, 60, 28, 35, 3, 43, 11, 51, 19, 59, 27, - 34, 2, 42, 10, 50, 18, 58, 26, 33, 1, 41, 9, 49, 17, 57, 25 -}; - -#define ascii_to_bin(c) ((c)>='a'?(c-59):(c)>='A'?((c)-53):(c)-'.') -#define bin_to_ascii(c) ((c)>=38?((c)-38+'a'):(c)>=12?((c)-12+'A'):(c)+'.') - -static const ufc_long BITMASK[24] = { - 0x40000000, 0x20000000, 0x10000000, 0x08000000, 0x04000000, 0x02000000, - 0x01000000, 0x00800000, 0x00400000, 0x00200000, 0x00100000, 0x00080000, - 0x00004000, 0x00002000, 0x00001000, 0x00000800, 0x00000400, 0x00000200, - 0x00000100, 0x00000080, 0x00000040, 0x00000020, 0x00000010, 0x00000008 -}; - -static const unsigned char bytemask[8] = { - 0x80, 0x40, 0x20, 0x10, 0x08, 0x04, 0x02, 0x01 -}; - -static const ufc_long longmask[32] = { - 0x80000000, 0x40000000, 0x20000000, 0x10000000, - 0x08000000, 0x04000000, 0x02000000, 0x01000000, - 0x00800000, 0x00400000, 0x00200000, 0x00100000, - 0x00080000, 0x00040000, 0x00020000, 0x00010000, - 0x00008000, 0x00004000, 0x00002000, 0x00001000, - 0x00000800, 0x00000400, 0x00000200, 0x00000100, - 0x00000080, 0x00000040, 0x00000020, 0x00000010, - 0x00000008, 0x00000004, 0x00000002, 0x00000001 -}; - -/* - * do_pc1: permform pc1 permutation in the key schedule generation. - * - * The first index is the byte number in the 8 byte ASCII key - * - second - - the two 28 bits halves of the result - * - third - selects the 7 bits actually used of each byte - * - * The result is kept with 28 bit per 32 bit with the 4 most significant - * bits zero. - */ -static ufc_long do_pc1[8][2][128]; - -/* - * do_pc2: permform pc2 permutation in the key schedule generation. - * - * The first index is the septet number in the two 28 bit intermediate values - * - second - - - septet values - * - * Knowledge of the structure of the pc2 permutation is used. - * - * The result is kept with 28 bit per 32 bit with the 4 most significant - * bits zero. - */ -static ufc_long do_pc2[8][128]; - -/* - * eperm32tab: do 32 bit permutation and E selection - * - * The first index is the byte number in the 32 bit value to be permuted - * - second - is the value of this byte - * - third - selects the two 32 bit values - * - * The table is used and generated internally in init_des to speed it up - */ -static ufc_long eperm32tab[4][256][2]; - -/* - * efp: undo an extra e selection and do final - * permutation giving the DES result. - * - * Invoked 6 bit a time on two 48 bit values - * giving two 32 bit longs. - */ -static ufc_long efp[16][64][2]; - -/* Table with characters for base64 transformation. */ -static const char b64t[64] = -"./0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz"; - -/* - * For use by the old, non-reentrant routines - * (crypt/encrypt/setkey) - */ -struct crypt_data _ufc_foobar; - -#ifdef __GNU_LIBRARY__ -#include <libc-lock.h> - -__libc_lock_define_initialized (static, _ufc_tables_lock) -#endif - -#ifdef DEBUG - -void -_ufc_prbits (ufc_long *a, int n) -{ - ufc_long i, j, t, tmp; - n /= 8; - for(i = 0; i < n; i++) { - tmp=0; - for(j = 0; j < 8; j++) { - t=8*i+j; - tmp|=(a[t/24] & BITMASK[t % 24])?bytemask[j]:0; - } - (void)printf("%02lx ", tmp); - } - printf(" "); -} - -static void __attribute__ ((unused)) -_ufc_set_bits (ufc_long v, ufc_long *b) -{ - ufc_long i; - *b = 0; - for(i = 0; i < 24; i++) { - if(v & longmask[8 + i]) - *b |= BITMASK[i]; - } -} - -#endif - -#ifndef __GNU_LIBRARY__ -/* - * Silly rewrites of 'bzero'/'memset'. I do so - * because some machines don't have - * bzero and some don't have memset. - */ - -void -_ufc_clearmem (char *start, int cnt) -{ - while(cnt--) - *start++ = '\0'; -} - -void -_ufc_copymem (char *from, char *to, int cnt) -{ - while(cnt--) - *to++ = *from++; -} -#else -#define _ufc_clearmem(start, cnt) memset(start, 0, cnt) -#define _ufc_copymem(from, to, cnt) memcpy(to, from, cnt) -#endif - -/* lookup a 6 bit value in sbox */ - -#define s_lookup(i,s) sbox[(i)][(((s)>>4) & 0x2)|((s) & 0x1)][((s)>>1) & 0xf]; - -/* - * Initialize unit - may be invoked directly - * by fcrypt users. - */ - -void -__init_des_r (struct crypt_data * __restrict __data) -{ - int comes_from_bit; - int bit, sg; - ufc_long j; - ufc_long mask1, mask2; - int e_inverse[64]; - static volatile int small_tables_initialized = 0; - -#ifdef _UFC_32_ - long32 *sb[4]; - sb[0] = (long32*)__data->sb0; sb[1] = (long32*)__data->sb1; - sb[2] = (long32*)__data->sb2; sb[3] = (long32*)__data->sb3; -#endif -#ifdef _UFC_64_ - long64 *sb[4]; - sb[0] = (long64*)__data->sb0; sb[1] = (long64*)__data->sb1; - sb[2] = (long64*)__data->sb2; sb[3] = (long64*)__data->sb3; -#endif - - if(small_tables_initialized == 0) { -#ifdef __GNU_LIBRARY__ - __libc_lock_lock (_ufc_tables_lock); - if(small_tables_initialized) - goto small_tables_done; -#endif - - /* - * Create the do_pc1 table used - * to affect pc1 permutation - * when generating keys - */ - _ufc_clearmem((char*)do_pc1, (int)sizeof(do_pc1)); - for(bit = 0; bit < 56; bit++) { - comes_from_bit = pc1[bit] - 1; - mask1 = bytemask[comes_from_bit % 8 + 1]; - mask2 = longmask[bit % 28 + 4]; - for(j = 0; j < 128; j++) { - if(j & mask1) - do_pc1[comes_from_bit / 8][bit / 28][j] |= mask2; - } - } - - /* - * Create the do_pc2 table used - * to affect pc2 permutation when - * generating keys - */ - _ufc_clearmem((char*)do_pc2, (int)sizeof(do_pc2)); - for(bit = 0; bit < 48; bit++) { - comes_from_bit = pc2[bit] - 1; - mask1 = bytemask[comes_from_bit % 7 + 1]; - mask2 = BITMASK[bit % 24]; - for(j = 0; j < 128; j++) { - if(j & mask1) - do_pc2[comes_from_bit / 7][j] |= mask2; - } - } - - /* - * Now generate the table used to do combined - * 32 bit permutation and e expansion - * - * We use it because we have to permute 16384 32 bit - * longs into 48 bit in order to initialize sb. - * - * Looping 48 rounds per permutation becomes - * just too slow... - * - */ - - _ufc_clearmem((char*)eperm32tab, (int)sizeof(eperm32tab)); - for(bit = 0; bit < 48; bit++) { - ufc_long mask1,comes_from; - comes_from = perm32[esel[bit]-1]-1; - mask1 = bytemask[comes_from % 8]; - for(j = 256; j--;) { - if(j & mask1) - eperm32tab[comes_from / 8][j][bit / 24] |= BITMASK[bit % 24]; - } - } - - /* - * Create an inverse matrix for esel telling - * where to plug out bits if undoing it - */ - for(bit=48; bit--;) { - e_inverse[esel[bit] - 1 ] = bit; - e_inverse[esel[bit] - 1 + 32] = bit + 48; - } - - /* - * create efp: the matrix used to - * undo the E expansion and effect final permutation - */ - _ufc_clearmem((char*)efp, (int)sizeof efp); - for(bit = 0; bit < 64; bit++) { - int o_bit, o_long; - ufc_long word_value, mask1, mask2; - int comes_from_f_bit, comes_from_e_bit; - int comes_from_word, bit_within_word; - - /* See where bit i belongs in the two 32 bit long's */ - o_long = bit / 32; /* 0..1 */ - o_bit = bit % 32; /* 0..31 */ - - /* - * And find a bit in the e permutated value setting this bit. - * - * Note: the e selection may have selected the same bit several - * times. By the initialization of e_inverse, we only look - * for one specific instance. - */ - comes_from_f_bit = final_perm[bit] - 1; /* 0..63 */ - comes_from_e_bit = e_inverse[comes_from_f_bit]; /* 0..95 */ - comes_from_word = comes_from_e_bit / 6; /* 0..15 */ - bit_within_word = comes_from_e_bit % 6; /* 0..5 */ - - mask1 = longmask[bit_within_word + 26]; - mask2 = longmask[o_bit]; - - for(word_value = 64; word_value--;) { - if(word_value & mask1) - efp[comes_from_word][word_value][o_long] |= mask2; - } - } - atomic_write_barrier (); - small_tables_initialized = 1; -#ifdef __GNU_LIBRARY__ -small_tables_done: - __libc_lock_unlock(_ufc_tables_lock); -#endif - } else - atomic_read_barrier (); - - /* - * Create the sb tables: - * - * For each 12 bit segment of an 48 bit intermediate - * result, the sb table precomputes the two 4 bit - * values of the sbox lookups done with the two 6 - * bit halves, shifts them to their proper place, - * sends them through perm32 and finally E expands - * them so that they are ready for the next - * DES round. - * - */ - - if (__data->sb0 + sizeof (__data->sb0) == __data->sb1 - && __data->sb1 + sizeof (__data->sb1) == __data->sb2 - && __data->sb2 + sizeof (__data->sb2) == __data->sb3) - _ufc_clearmem(__data->sb0, - (int)sizeof(__data->sb0) - + (int)sizeof(__data->sb1) - + (int)sizeof(__data->sb2) - + (int)sizeof(__data->sb3)); - else { - _ufc_clearmem(__data->sb0, (int)sizeof(__data->sb0)); - _ufc_clearmem(__data->sb1, (int)sizeof(__data->sb1)); - _ufc_clearmem(__data->sb2, (int)sizeof(__data->sb2)); - _ufc_clearmem(__data->sb3, (int)sizeof(__data->sb3)); - } - - for(sg = 0; sg < 4; sg++) { - int j1, j2; - int s1, s2; - - for(j1 = 0; j1 < 64; j1++) { - s1 = s_lookup(2 * sg, j1); - for(j2 = 0; j2 < 64; j2++) { - ufc_long to_permute, inx; - - s2 = s_lookup(2 * sg + 1, j2); - to_permute = (((ufc_long)s1 << 4) | - (ufc_long)s2) << (24 - 8 * (ufc_long)sg); - -#ifdef _UFC_32_ - inx = ((j1 << 6) | j2) << 1; - sb[sg][inx ] = eperm32tab[0][(to_permute >> 24) & 0xff][0]; - sb[sg][inx+1] = eperm32tab[0][(to_permute >> 24) & 0xff][1]; - sb[sg][inx ] |= eperm32tab[1][(to_permute >> 16) & 0xff][0]; - sb[sg][inx+1] |= eperm32tab[1][(to_permute >> 16) & 0xff][1]; - sb[sg][inx ] |= eperm32tab[2][(to_permute >> 8) & 0xff][0]; - sb[sg][inx+1] |= eperm32tab[2][(to_permute >> 8) & 0xff][1]; - sb[sg][inx ] |= eperm32tab[3][(to_permute) & 0xff][0]; - sb[sg][inx+1] |= eperm32tab[3][(to_permute) & 0xff][1]; -#endif -#ifdef _UFC_64_ - inx = ((j1 << 6) | j2); - sb[sg][inx] = - ((long64)eperm32tab[0][(to_permute >> 24) & 0xff][0] << 32) | - (long64)eperm32tab[0][(to_permute >> 24) & 0xff][1]; - sb[sg][inx] |= - ((long64)eperm32tab[1][(to_permute >> 16) & 0xff][0] << 32) | - (long64)eperm32tab[1][(to_permute >> 16) & 0xff][1]; - sb[sg][inx] |= - ((long64)eperm32tab[2][(to_permute >> 8) & 0xff][0] << 32) | - (long64)eperm32tab[2][(to_permute >> 8) & 0xff][1]; - sb[sg][inx] |= - ((long64)eperm32tab[3][(to_permute) & 0xff][0] << 32) | - (long64)eperm32tab[3][(to_permute) & 0xff][1]; -#endif - } - } - } - - __data->current_saltbits = 0; - __data->current_salt[0] = 0; - __data->current_salt[1] = 0; - __data->initialized++; -} - -void -__init_des (void) -{ - __init_des_r(&_ufc_foobar); -} - -/* - * Process the elements of the sb table permuting the - * bits swapped in the expansion by the current salt. - */ - -#ifdef _UFC_32_ -STATIC void -shuffle_sb (long32 *k, ufc_long saltbits) -{ - ufc_long j; - long32 x; - for(j=4096; j--;) { - x = (k[0] ^ k[1]) & (long32)saltbits; - *k++ ^= x; - *k++ ^= x; - } -} -#endif - -#ifdef _UFC_64_ -STATIC void -shuffle_sb (long64 *k, ufc_long saltbits) -{ - ufc_long j; - long64 x; - for(j=4096; j--;) { - x = ((*k >> 32) ^ *k) & (long64)saltbits; - *k++ ^= (x << 32) | x; - } -} -#endif - -/* - * Return false iff C is in the specified alphabet for crypt salt. - */ - -static bool -bad_for_salt (char c) -{ - switch (c) - { - case '0' ... '9': - case 'A' ... 'Z': - case 'a' ... 'z': - case '.': case '/': - return false; - - default: - return true; - } -} - -/* - * Setup the unit for a new salt - * Hopefully we'll not see a new salt in each crypt call. - * Return false if an unexpected character was found in s[0] or s[1]. - */ - -bool -_ufc_setup_salt_r (const char *s, struct crypt_data * __restrict __data) -{ - ufc_long i, j, saltbits; - char s0, s1; - - if(__data->initialized == 0) - __init_des_r(__data); - - s0 = s[0]; - if(bad_for_salt (s0)) - return false; - - s1 = s[1]; - if(bad_for_salt (s1)) - return false; - - if(s0 == __data->current_salt[0] && s1 == __data->current_salt[1]) - return true; - - __data->current_salt[0] = s0; - __data->current_salt[1] = s1; - - /* - * This is the only crypt change to DES: - * entries are swapped in the expansion table - * according to the bits set in the salt. - */ - saltbits = 0; - for(i = 0; i < 2; i++) { - long c=ascii_to_bin(s[i]); - for(j = 0; j < 6; j++) { - if((c >> j) & 0x1) - saltbits |= BITMASK[6 * i + j]; - } - } - - /* - * Permute the sb table values - * to reflect the changed e - * selection table - */ -#ifdef _UFC_32_ -#define LONGG long32* -#endif -#ifdef _UFC_64_ -#define LONGG long64* -#endif - - shuffle_sb((LONGG)__data->sb0, __data->current_saltbits ^ saltbits); - shuffle_sb((LONGG)__data->sb1, __data->current_saltbits ^ saltbits); - shuffle_sb((LONGG)__data->sb2, __data->current_saltbits ^ saltbits); - shuffle_sb((LONGG)__data->sb3, __data->current_saltbits ^ saltbits); - - __data->current_saltbits = saltbits; - - return true; -} - -void -_ufc_mk_keytab_r (const char *key, struct crypt_data * __restrict __data) -{ - ufc_long v1, v2, *k1; - int i; -#ifdef _UFC_32_ - long32 v, *k2; - k2 = (long32*)__data->keysched; -#endif -#ifdef _UFC_64_ - long64 v, *k2; - k2 = (long64*)__data->keysched; -#endif - - v1 = v2 = 0; k1 = &do_pc1[0][0][0]; - for(i = 8; i--;) { - v1 |= k1[*key & 0x7f]; k1 += 128; - v2 |= k1[*key++ & 0x7f]; k1 += 128; - } - - for(i = 0; i < 16; i++) { - k1 = &do_pc2[0][0]; - - v1 = (v1 << rots[i]) | (v1 >> (28 - rots[i])); - v = k1[(v1 >> 21) & 0x7f]; k1 += 128; - v |= k1[(v1 >> 14) & 0x7f]; k1 += 128; - v |= k1[(v1 >> 7) & 0x7f]; k1 += 128; - v |= k1[(v1 ) & 0x7f]; k1 += 128; - -#ifdef _UFC_32_ - *k2++ = (v | 0x00008000); - v = 0; -#endif -#ifdef _UFC_64_ - v = (v << 32); -#endif - - v2 = (v2 << rots[i]) | (v2 >> (28 - rots[i])); - v |= k1[(v2 >> 21) & 0x7f]; k1 += 128; - v |= k1[(v2 >> 14) & 0x7f]; k1 += 128; - v |= k1[(v2 >> 7) & 0x7f]; k1 += 128; - v |= k1[(v2 ) & 0x7f]; - -#ifdef _UFC_32_ - *k2++ = (v | 0x00008000); -#endif -#ifdef _UFC_64_ - *k2++ = v | 0x0000800000008000l; -#endif - } - - __data->direction = 0; -} - -/* - * Undo an extra E selection and do final permutations - */ - -void -_ufc_dofinalperm_r (ufc_long *res, struct crypt_data * __restrict __data) -{ - ufc_long v1, v2, x; - ufc_long l1,l2,r1,r2; - - l1 = res[0]; l2 = res[1]; - r1 = res[2]; r2 = res[3]; - - x = (l1 ^ l2) & __data->current_saltbits; l1 ^= x; l2 ^= x; - x = (r1 ^ r2) & __data->current_saltbits; r1 ^= x; r2 ^= x; - - v1=v2=0; l1 >>= 3; l2 >>= 3; r1 >>= 3; r2 >>= 3; - - v1 |= efp[15][ r2 & 0x3f][0]; v2 |= efp[15][ r2 & 0x3f][1]; - v1 |= efp[14][(r2 >>= 6) & 0x3f][0]; v2 |= efp[14][ r2 & 0x3f][1]; - v1 |= efp[13][(r2 >>= 10) & 0x3f][0]; v2 |= efp[13][ r2 & 0x3f][1]; - v1 |= efp[12][(r2 >>= 6) & 0x3f][0]; v2 |= efp[12][ r2 & 0x3f][1]; - - v1 |= efp[11][ r1 & 0x3f][0]; v2 |= efp[11][ r1 & 0x3f][1]; - v1 |= efp[10][(r1 >>= 6) & 0x3f][0]; v2 |= efp[10][ r1 & 0x3f][1]; - v1 |= efp[ 9][(r1 >>= 10) & 0x3f][0]; v2 |= efp[ 9][ r1 & 0x3f][1]; - v1 |= efp[ 8][(r1 >>= 6) & 0x3f][0]; v2 |= efp[ 8][ r1 & 0x3f][1]; - - v1 |= efp[ 7][ l2 & 0x3f][0]; v2 |= efp[ 7][ l2 & 0x3f][1]; - v1 |= efp[ 6][(l2 >>= 6) & 0x3f][0]; v2 |= efp[ 6][ l2 & 0x3f][1]; - v1 |= efp[ 5][(l2 >>= 10) & 0x3f][0]; v2 |= efp[ 5][ l2 & 0x3f][1]; - v1 |= efp[ 4][(l2 >>= 6) & 0x3f][0]; v2 |= efp[ 4][ l2 & 0x3f][1]; - - v1 |= efp[ 3][ l1 & 0x3f][0]; v2 |= efp[ 3][ l1 & 0x3f][1]; - v1 |= efp[ 2][(l1 >>= 6) & 0x3f][0]; v2 |= efp[ 2][ l1 & 0x3f][1]; - v1 |= efp[ 1][(l1 >>= 10) & 0x3f][0]; v2 |= efp[ 1][ l1 & 0x3f][1]; - v1 |= efp[ 0][(l1 >>= 6) & 0x3f][0]; v2 |= efp[ 0][ l1 & 0x3f][1]; - - res[0] = v1; res[1] = v2; -} - -/* - * crypt only: convert from 64 bit to 11 bit ASCII - * prefixing with the salt - */ - -void -_ufc_output_conversion_r (ufc_long v1, ufc_long v2, const char *salt, - struct crypt_data * __restrict __data) -{ - int i, s, shf; - - __data->crypt_3_buf[0] = salt[0]; - __data->crypt_3_buf[1] = salt[1] ? salt[1] : salt[0]; - - for(i = 0; i < 5; i++) { - shf = (26 - 6 * i); /* to cope with MSC compiler bug */ - __data->crypt_3_buf[i + 2] = bin_to_ascii((v1 >> shf) & 0x3f); - } - - s = (v2 & 0xf) << 2; - v2 = (v2 >> 2) | ((v1 & 0x3) << 30); - - for(i = 5; i < 10; i++) { - shf = (56 - 6 * i); - __data->crypt_3_buf[i + 2] = bin_to_ascii((v2 >> shf) & 0x3f); - } - - __data->crypt_3_buf[12] = bin_to_ascii(s); - __data->crypt_3_buf[13] = 0; -} - -#if SHLIB_COMPAT (libcrypt, GLIBC_2_0, GLIBC_2_28) - -/* - * UNIX encrypt function. Takes a bitvector - * represented by one byte per bit and - * encrypt/decrypt according to edflag - */ - -void -__encrypt_r (char *__block, int __edflag, - struct crypt_data * __restrict __data) -{ - ufc_long l1, l2, r1, r2, res[4]; - int i; -#ifdef _UFC_32_ - long32 *kt; - kt = (long32*)__data->keysched; -#endif -#ifdef _UFC_64_ - long64 *kt; - kt = (long64*)__data->keysched; -#endif - - /* - * Undo any salt changes to E expansion - */ - _ufc_setup_salt_r("..", __data); - - /* - * Reverse key table if - * changing operation (encrypt/decrypt) - */ - if((__edflag == 0) != (__data->direction == 0)) { - for(i = 0; i < 8; i++) { -#ifdef _UFC_32_ - long32 x; - x = kt[2 * (15-i)]; - kt[2 * (15-i)] = kt[2 * i]; - kt[2 * i] = x; - - x = kt[2 * (15-i) + 1]; - kt[2 * (15-i) + 1] = kt[2 * i + 1]; - kt[2 * i + 1] = x; -#endif -#ifdef _UFC_64_ - long64 x; - x = kt[15-i]; - kt[15-i] = kt[i]; - kt[i] = x; -#endif - } - __data->direction = __edflag; - } - - /* - * Do initial permutation + E expansion - */ - i = 0; - for(l1 = 0; i < 24; i++) { - if(__block[initial_perm[esel[i]-1]-1]) - l1 |= BITMASK[i]; - } - for(l2 = 0; i < 48; i++) { - if(__block[initial_perm[esel[i]-1]-1]) - l2 |= BITMASK[i-24]; - } - - i = 0; - for(r1 = 0; i < 24; i++) { - if(__block[initial_perm[esel[i]-1+32]-1]) - r1 |= BITMASK[i]; - } - for(r2 = 0; i < 48; i++) { - if(__block[initial_perm[esel[i]-1+32]-1]) - r2 |= BITMASK[i-24]; - } - - /* - * Do DES inner loops + final conversion - */ - res[0] = l1; res[1] = l2; - res[2] = r1; res[3] = r2; - _ufc_doit_r((ufc_long)1, __data, &res[0]); - - /* - * Do final permutations - */ - _ufc_dofinalperm_r(res, __data); - - /* - * And convert to bit array - */ - l1 = res[0]; r1 = res[1]; - for(i = 0; i < 32; i++) { - *__block++ = (l1 & longmask[i]) != 0; - } - for(i = 0; i < 32; i++) { - *__block++ = (r1 & longmask[i]) != 0; - } -} -weak_alias (__encrypt_r, encrypt_r) -compat_symbol (libcrypt, encrypt_r, encrypt_r, GLIBC_2_0); - -void -encrypt (char *__block, int __edflag) -{ - __encrypt_r(__block, __edflag, &_ufc_foobar); -} -compat_symbol (libcrypt, encrypt, encrypt, GLIBC_2_0); - - -/* - * UNIX setkey function. Take a 64 bit DES - * key and setup the machinery. - */ - -void -__setkey_r (const char *__key, struct crypt_data * __restrict __data) -{ - int i,j; - unsigned char c; - unsigned char ktab[8]; - - _ufc_setup_salt_r("..", __data); /* be sure we're initialized */ - - for(i = 0; i < 8; i++) { - for(j = 0, c = 0; j < 8; j++) - c = c << 1 | *__key++; - ktab[i] = c >> 1; - } - _ufc_mk_keytab_r((char *) ktab, __data); -} -weak_alias (__setkey_r, setkey_r) -compat_symbol (libcrypt, setkey_r, setkey_r, GLIBC_2_0); - -void -setkey (const char *__key) -{ - __setkey_r(__key, &_ufc_foobar); -} -compat_symbol (libcrypt, setkey, setkey, GLIBC_2_0); -#endif /* SHLIB_COMPAT (libcrypt, GLIBC_2_0, GLIBC_2_28) */ - -void -__b64_from_24bit (char **cp, int *buflen, - unsigned int b2, unsigned int b1, unsigned int b0, - int n) -{ - unsigned int w = (b2 << 16) | (b1 << 8) | b0; - while (n-- > 0 && (*buflen) > 0) - { - *(*cp)++ = b64t[w & 0x3f]; - --(*buflen); - w >>= 6; - } -} diff --git a/crypt/md5-crypt.c b/crypt/md5-crypt.c deleted file mode 100644 index 4e4760545a..0000000000 --- a/crypt/md5-crypt.c +++ /dev/null @@ -1,331 +0,0 @@ -/* One way encryption based on MD5 sum. - Compatible with the behavior of MD5 crypt introduced in FreeBSD 2.0. - Copyright (C) 1996-2023 Free Software Foundation, Inc. - This file is part of the GNU C Library. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; if not, see - <https://www.gnu.org/licenses/>. */ - -#include <assert.h> -#include <errno.h> -#include <stdlib.h> -#include <string.h> -#include <sys/param.h> - -#include "md5.h" -#include "crypt-private.h" - - -#ifdef USE_NSS -typedef int PRBool; -# include <hasht.h> -# include <nsslowhash.h> - -# define md5_init_ctx(ctxp, nss_ctxp) \ - do \ - { \ - if (((nss_ctxp = NSSLOWHASH_NewContext (nss_ictx, HASH_AlgMD5)) \ - == NULL)) \ - { \ - if (nss_ctx != NULL) \ - NSSLOWHASH_Destroy (nss_ctx); \ - if (nss_alt_ctx != NULL) \ - NSSLOWHASH_Destroy (nss_alt_ctx); \ - return NULL; \ - } \ - NSSLOWHASH_Begin (nss_ctxp); \ - } \ - while (0) - -# define md5_process_bytes(buf, len, ctxp, nss_ctxp) \ - NSSLOWHASH_Update (nss_ctxp, (const unsigned char *) buf, len) - -# define md5_finish_ctx(ctxp, nss_ctxp, result) \ - do \ - { \ - unsigned int ret; \ - NSSLOWHASH_End (nss_ctxp, result, &ret, sizeof (result)); \ - assert (ret == sizeof (result)); \ - NSSLOWHASH_Destroy (nss_ctxp); \ - nss_ctxp = NULL; \ - } \ - while (0) -#else -# define md5_init_ctx(ctxp, nss_ctxp) \ - __md5_init_ctx (ctxp) - -# define md5_process_bytes(buf, len, ctxp, nss_ctxp) \ - __md5_process_bytes(buf, len, ctxp) - -# define md5_finish_ctx(ctxp, nss_ctxp, result) \ - __md5_finish_ctx (ctxp, result) -#endif - - -/* Define our magic string to mark salt for MD5 "encryption" - replacement. This is meant to be the same as for other MD5 based - encryption implementations. */ -static const char md5_salt_prefix[] = "$1$"; - - -/* Prototypes for local functions. */ -extern char *__md5_crypt_r (const char *key, const char *salt, - char *buffer, int buflen); -extern char *__md5_crypt (const char *key, const char *salt); - - -/* This entry point is equivalent to the `crypt' function in Unix - libcs. */ -char * -__md5_crypt_r (const char *key, const char *salt, char *buffer, int buflen) -{ - unsigned char alt_result[16] - __attribute__ ((__aligned__ (__alignof__ (md5_uint32)))); - size_t salt_len; - size_t key_len; - size_t cnt; - char *cp; - char *copied_key = NULL; - char *copied_salt = NULL; - char *free_key = NULL; - size_t alloca_used = 0; - - /* Find beginning of salt string. The prefix should normally always - be present. Just in case it is not. */ - if (strncmp (md5_salt_prefix, salt, sizeof (md5_salt_prefix) - 1) == 0) - /* Skip salt prefix. */ - salt += sizeof (md5_salt_prefix) - 1; - - salt_len = MIN (strcspn (salt, "$"), 8); - key_len = strlen (key); - - if (((uintptr_t) key) % __alignof__ (md5_uint32) != 0) - { - char *tmp; - - if (__libc_use_alloca (alloca_used + key_len + __alignof__ (md5_uint32))) - tmp = (char *) alloca (key_len + __alignof__ (md5_uint32)); - else - { - free_key = tmp = (char *) malloc (key_len + __alignof__ (md5_uint32)); - if (tmp == NULL) - return NULL; - } - - key = copied_key = - memcpy (tmp + __alignof__ (md5_uint32) - - ((uintptr_t) tmp) % __alignof__ (md5_uint32), - key, key_len); - assert (((uintptr_t) key) % __alignof__ (md5_uint32) == 0); - } - - if (((uintptr_t) salt) % __alignof__ (md5_uint32) != 0) - { - char *tmp = (char *) alloca (salt_len + __alignof__ (md5_uint32)); - salt = copied_salt = - memcpy (tmp + __alignof__ (md5_uint32) - - ((uintptr_t) tmp) % __alignof__ (md5_uint32), - salt, salt_len); - assert (((uintptr_t) salt) % __alignof__ (md5_uint32) == 0); - } - -#ifdef USE_NSS - /* Initialize libfreebl3. */ - NSSLOWInitContext *nss_ictx = NSSLOW_Init (); - if (nss_ictx == NULL) - { - free (free_key); - return NULL; - } - NSSLOWHASHContext *nss_ctx = NULL; - NSSLOWHASHContext *nss_alt_ctx = NULL; -#else - struct md5_ctx ctx; - struct md5_ctx alt_ctx; -#endif - - /* Prepare for the real work. */ - md5_init_ctx (&ctx, nss_ctx); - - /* Add the key string. */ - md5_process_bytes (key, key_len, &ctx, nss_ctx); - - /* Because the SALT argument need not always have the salt prefix we - add it separately. */ - md5_process_bytes (md5_salt_prefix, sizeof (md5_salt_prefix) - 1, - &ctx, nss_ctx); - - /* The last part is the salt string. This must be at most 8 - characters and it ends at the first `$' character (for - compatibility with existing implementations). */ - md5_process_bytes (salt, salt_len, &ctx, nss_ctx); - - - /* Compute alternate MD5 sum with input KEY, SALT, and KEY. The - final result will be added to the first context. */ - md5_init_ctx (&alt_ctx, nss_alt_ctx); - - /* Add key. */ - md5_process_bytes (key, key_len, &alt_ctx, nss_alt_ctx); - - /* Add salt. */ - md5_process_bytes (salt, salt_len, &alt_ctx, nss_alt_ctx); - - /* Add key again. */ - md5_process_bytes (key, key_len, &alt_ctx, nss_alt_ctx); - - /* Now get result of this (16 bytes) and add it to the other - context. */ - md5_finish_ctx (&alt_ctx, nss_alt_ctx, alt_result); - - /* Add for any character in the key one byte of the alternate sum. */ - for (cnt = key_len; cnt > 16; cnt -= 16) - md5_process_bytes (alt_result, 16, &ctx, nss_ctx); - md5_process_bytes (alt_result, cnt, &ctx, nss_ctx); - - /* For the following code we need a NUL byte. */ - *alt_result = '\0'; - - /* The original implementation now does something weird: for every 1 - bit in the key the first 0 is added to the buffer, for every 0 - bit the first character of the key. This does not seem to be - what was intended but we have to follow this to be compatible. */ - for (cnt = key_len; cnt > 0; cnt >>= 1) - md5_process_bytes ((cnt & 1) != 0 - ? (const void *) alt_result : (const void *) key, 1, - &ctx, nss_ctx); - - /* Create intermediate result. */ - md5_finish_ctx (&ctx, nss_ctx, alt_result); - - /* Now comes another weirdness. In fear of password crackers here - comes a quite long loop which just processes the output of the - previous round again. We cannot ignore this here. */ - for (cnt = 0; cnt < 1000; ++cnt) - { - /* New context. */ - md5_init_ctx (&ctx, nss_ctx); - - /* Add key or last result. */ - if ((cnt & 1) != 0) - md5_process_bytes (key, key_len, &ctx, nss_ctx); - else - md5_process_bytes (alt_result, 16, &ctx, nss_ctx); - - /* Add salt for numbers not divisible by 3. */ - if (cnt % 3 != 0) - md5_process_bytes (salt, salt_len, &ctx, nss_ctx); - - /* Add key for numbers not divisible by 7. */ - if (cnt % 7 != 0) - md5_process_bytes (key, key_len, &ctx, nss_ctx); - - /* Add key or last result. */ - if ((cnt & 1) != 0) - md5_process_bytes (alt_result, 16, &ctx, nss_ctx); - else - md5_process_bytes (key, key_len, &ctx, nss_ctx); - - /* Create intermediate result. */ - md5_finish_ctx (&ctx, nss_ctx, alt_result); - } - -#ifdef USE_NSS - /* Free libfreebl3 resources. */ - NSSLOW_Shutdown (nss_ictx); -#endif - - /* Now we can construct the result string. It consists of three - parts. */ - cp = __stpncpy (buffer, md5_salt_prefix, MAX (0, buflen)); - buflen -= sizeof (md5_salt_prefix) - 1; - - cp = __stpncpy (cp, salt, MIN ((size_t) MAX (0, buflen), salt_len)); - buflen -= MIN ((size_t) MAX (0, buflen), salt_len); - - if (buflen > 0) - { - *cp++ = '$'; - --buflen; - } - - __b64_from_24bit (&cp, &buflen, - alt_result[0], alt_result[6], alt_result[12], 4); - __b64_from_24bit (&cp, &buflen, - alt_result[1], alt_result[7], alt_result[13], 4); - __b64_from_24bit (&cp, &buflen, - alt_result[2], alt_result[8], alt_result[14], 4); - __b64_from_24bit (&cp, &buflen, - alt_result[3], alt_result[9], alt_result[15], 4); - __b64_from_24bit (&cp, &buflen, - alt_result[4], alt_result[10], alt_result[5], 4); - __b64_from_24bit (&cp, &buflen, - 0, 0, alt_result[11], 2); - if (buflen <= 0) - { - __set_errno (ERANGE); - buffer = NULL; - } - else - *cp = '\0'; /* Terminate the string. */ - - /* Clear the buffer for the intermediate result so that people - attaching to processes or reading core dumps cannot get any - information. We do it in this way to clear correct_words[] - inside the MD5 implementation as well. */ -#ifndef USE_NSS - __md5_init_ctx (&ctx); - __md5_finish_ctx (&ctx, alt_result); - explicit_bzero (&ctx, sizeof (ctx)); - explicit_bzero (&alt_ctx, sizeof (alt_ctx)); -#endif - if (copied_key != NULL) - explicit_bzero (copied_key, key_len); - if (copied_salt != NULL) - explicit_bzero (copied_salt, salt_len); - - free (free_key); - return buffer; -} - -static char *buffer; - -char * -__md5_crypt (const char *key, const char *salt) -{ - /* We don't want to have an arbitrary limit in the size of the - password. We can compute the size of the result in advance and - so we can prepare the buffer we pass to `md5_crypt_r'. */ - static int buflen; - int needed = 3 + strlen (salt) + 1 + 26 + 1; - - if (buflen < needed) - { - char *new_buffer = (char *) realloc (buffer, needed); - if (new_buffer == NULL) - return NULL; - - buffer = new_buffer; - buflen = needed; - } - - return __md5_crypt_r (key, salt, buffer, buflen); -} - -static void -__attribute__ ((__destructor__)) -free_mem (void) -{ - free (buffer); -} diff --git a/crypt/md5c-test.c b/crypt/md5c-test.c deleted file mode 100644 index c80e40202d..0000000000 --- a/crypt/md5c-test.c +++ /dev/null @@ -1,18 +0,0 @@ -#include <crypt.h> -#include <string.h> - -int -main (int argc, char *argv[]) -{ - const char salt[] = "$1$saltstring"; - char *cp; - int result = 0; - - cp = crypt ("Hello world!", salt); - - /* MD5 is disabled in FIPS mode. */ - if (cp) - result |= strcmp ("$1$saltstri$YMyguxXMBpd2TEZ.vS/3q1", cp); - - return result; -} diff --git a/crypt/md5test-giant.c b/crypt/md5test-giant.c deleted file mode 100644 index 858e0e556b..0000000000 --- a/crypt/md5test-giant.c +++ /dev/null @@ -1,137 +0,0 @@ -/* Testcase for https://sourceware.org/bugzilla/show_bug.cgi?id=14090. - Copyright (C) 2012-2023 Free Software Foundation, Inc. - This file is part of the GNU C Library. - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published - by the Free Software Foundation; version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, see <https://www.gnu.org/licenses/>. */ - -#include <stdint.h> -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#include <sys/mman.h> - -#include "md5.h" - -/* This test will not work with 32-bit size_t, so let it succeed - there. */ -#if SIZE_MAX <= UINT32_MAX -static int -do_test (void) -{ - return 0; -} -#else - -# define CONST_2G 0x080000000 -# define CONST_10G 0x280000000 - -/* MD5 sum values of zero-filled blocks of specified sizes. */ -static const struct test_data_s -{ - const char ref[16]; - size_t len; -} test_data[] = - { - { "\xd4\x1d\x8c\xd9\x8f\x00\xb2\x04\xe9\x80\x09\x98\xec\xf8\x42\x7e", - 0x000000000 }, - { "\xa9\x81\x13\x0c\xf2\xb7\xe0\x9f\x46\x86\xdc\x27\x3c\xf7\x18\x7e", - 0x080000000 }, - { "\xc9\xa5\xa6\x87\x8d\x97\xb4\x8c\xc9\x65\xc1\xe4\x18\x59\xf0\x34", - 0x100000000 }, - { "\x58\xcf\x63\x8a\x73\x3f\x91\x90\x07\xb4\x28\x7c\xf5\x39\x6d\x0c", - 0x180000000 }, - { "\xb7\x70\x35\x1f\xad\xae\x5a\x96\xbb\xaf\x97\x02\xed\x97\xd2\x8d", - 0x200000000 }, - { "\x2d\xd2\x6c\x4d\x47\x99\xeb\xd2\x9f\xa3\x1e\x48\xd4\x9e\x8e\x53", - 0x280000000 }, -}; - -static int -report (const char *id, const char *md5, size_t len, const char *ref) -{ - if (memcmp (md5, ref, 16)) - { - printf ("test %s with size %zd failed\n", id, len); - return 1; - } - return 0; -} - -/* Test md5 in a single md5_process_bytes call. */ -static int -test_single (void *buf, size_t len, const char *ref) -{ - char sum[16]; - struct md5_ctx ctx; - - __md5_init_ctx (&ctx); - __md5_process_bytes (buf, len, &ctx); - __md5_finish_ctx (&ctx, sum); - - return report ("single", sum, len, ref); -} - -/* Test md5 with two md5_process_bytes calls to trigger a - different path in md5_process_block for sizes > 2 GB. */ -static int -test_double (void *buf, size_t len, const char *ref) -{ - char sum[16]; - struct md5_ctx ctx; - - __md5_init_ctx (&ctx); - if (len >= CONST_2G) - { - __md5_process_bytes (buf, CONST_2G, &ctx); - __md5_process_bytes (buf + CONST_2G, len - CONST_2G, &ctx); - } - else - __md5_process_bytes (buf, len, &ctx); - - __md5_finish_ctx (&ctx, sum); - - return report ("double", sum, len, ref); -} - - -static int -do_test (void) -{ - void *buf; - unsigned int j; - int result = 0; - - buf = mmap64 (0, CONST_10G, PROT_READ, MAP_ANONYMOUS | MAP_PRIVATE, -1, 0); - if (buf == MAP_FAILED) - { - puts ("Could not allocate 10 GB via mmap, skipping test."); - return 0; - } - - for (j = 0; j < sizeof (test_data) / sizeof (struct test_data_s); j++) - { - if (test_single (buf, test_data[j].len, test_data[j].ref)) - result = 1; - if (test_double (buf, test_data[j].len, test_data[j].ref)) - result = 1; - } - - return result; -} -#endif - -/* This needs on a fast machine 90s. */ -#define TIMEOUT 480 -#define TEST_FUNCTION do_test () -#include "../test-skeleton.c" diff --git a/crypt/md5test.c b/crypt/md5test.c deleted file mode 100644 index b57d3cd3fc..0000000000 --- a/crypt/md5test.c +++ /dev/null @@ -1,53 +0,0 @@ -#include <string.h> -#include "md5.h" - -static const struct -{ - const char *input; - const char result[16]; -} tests[] = - { - { "", - "\xd4\x1d\x8c\xd9\x8f\x00\xb2\x04\xe9\x80\x09\x98\xec\xf8\x42\x7e" }, - { "a", - "\x0c\xc1\x75\xb9\xc0\xf1\xb6\xa8\x31\xc3\x99\xe2\x69\x77\x26\x61" }, - { "abc", - "\x90\x01\x50\x98\x3c\xd2\x4f\xb0\xd6\x96\x3f\x7d\x28\xe1\x7f\x72" }, - { "message digest", - "\xf9\x6b\x69\x7d\x7c\xb7\x93\x8d\x52\x5a\x2f\x31\xaa\xf1\x61\xd0" }, - { "abcdefghijklmnopqrstuvwxyz", - "\xc3\xfc\xd3\xd7\x61\x92\xe4\x00\x7d\xfb\x49\x6c\xca\x67\xe1\x3b" }, - { "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789", - "\xd1\x74\xab\x98\xd2\x77\xd9\xf5\xa5\x61\x1c\x2c\x9f\x41\x9d\x9f" }, - { "123456789012345678901234567890123456789012345678901234567890" - "12345678901234567890", - "\x57\xed\xf4\xa2\x2b\xe3\xc9\x55\xac\x49\xda\x2e\x21\x07\xb6\x7a" } - }; - - -int -main (int argc, char *argv[]) -{ - struct md5_ctx ctx; - char sum[16]; - int result = 0; - int cnt; - - for (cnt = 0; cnt < (int) (sizeof (tests) / sizeof (tests[0])); ++cnt) - { - int i; - - __md5_init_ctx (&ctx); - __md5_process_bytes (tests[cnt].input, strlen (tests[cnt].input), &ctx); - __md5_finish_ctx (&ctx, sum); - result |= memcmp (tests[cnt].result, sum, 16); - - __md5_init_ctx (&ctx); - for (i = 0; tests[cnt].input[i] != '\0'; ++i) - __md5_process_bytes (&tests[cnt].input[i], 1, &ctx); - __md5_finish_ctx (&ctx, sum); - result |= memcmp (tests[cnt].result, sum, 16); - } - - return result; -} diff --git a/crypt/sha256-block.c b/crypt/sha256-block.c deleted file mode 100644 index a44fe01d5b..0000000000 --- a/crypt/sha256-block.c +++ /dev/null @@ -1,98 +0,0 @@ -#include <stdint.h> - -/* Process LEN bytes of BUFFER, accumulating context into CTX. - It is assumed that LEN % 64 == 0. */ -void -__sha256_process_block (const void *buffer, size_t len, struct sha256_ctx *ctx) -{ - const uint32_t *words = buffer; - size_t nwords = len / sizeof (uint32_t); - uint32_t a = ctx->H[0]; - uint32_t b = ctx->H[1]; - uint32_t c = ctx->H[2]; - uint32_t d = ctx->H[3]; - uint32_t e = ctx->H[4]; - uint32_t f = ctx->H[5]; - uint32_t g = ctx->H[6]; - uint32_t h = ctx->H[7]; - - /* First increment the byte count. FIPS 180-2 specifies the possible - length of the file up to 2^64 bits. Here we only compute the - number of bytes. */ - ctx->total64 += len; - - /* Process all bytes in the buffer with 64 bytes in each round of - the loop. */ - while (nwords > 0) - { - uint32_t W[64]; - uint32_t a_save = a; - uint32_t b_save = b; - uint32_t c_save = c; - uint32_t d_save = d; - uint32_t e_save = e; - uint32_t f_save = f; - uint32_t g_save = g; - uint32_t h_save = h; - - /* Operators defined in FIPS 180-2:4.1.2. */ -#define Ch(x, y, z) ((x & y) ^ (~x & z)) -#define Maj(x, y, z) ((x & y) ^ (x & z) ^ (y & z)) -#define S0(x) (CYCLIC (x, 2) ^ CYCLIC (x, 13) ^ CYCLIC (x, 22)) -#define S1(x) (CYCLIC (x, 6) ^ CYCLIC (x, 11) ^ CYCLIC (x, 25)) -#define R0(x) (CYCLIC (x, 7) ^ CYCLIC (x, 18) ^ (x >> 3)) -#define R1(x) (CYCLIC (x, 17) ^ CYCLIC (x, 19) ^ (x >> 10)) - - /* It is unfortunate that C does not provide an operator for - cyclic rotation. Hope the C compiler is smart enough. */ -#define CYCLIC(w, s) ((w >> s) | (w << (32 - s))) - - /* Compute the message schedule according to FIPS 180-2:6.2.2 step 2. */ - for (unsigned int t = 0; t < 16; ++t) - { - W[t] = SWAP (*words); - ++words; - } - for (unsigned int t = 16; t < 64; ++t) - W[t] = R1 (W[t - 2]) + W[t - 7] + R0 (W[t - 15]) + W[t - 16]; - - /* The actual computation according to FIPS 180-2:6.2.2 step 3. */ - for (unsigned int t = 0; t < 64; ++t) - { - uint32_t T1 = h + S1 (e) + Ch (e, f, g) + K[t] + W[t]; - uint32_t T2 = S0 (a) + Maj (a, b, c); - h = g; - g = f; - f = e; - e = d + T1; - d = c; - c = b; - b = a; - a = T1 + T2; - } - - /* Add the starting values of the context according to FIPS 180-2:6.2.2 - step 4. */ - a += a_save; - b += b_save; - c += c_save; - d += d_save; - e += e_save; - f += f_save; - g += g_save; - h += h_save; - - /* Prepare for the next round. */ - nwords -= 16; - } - - /* Put checksum in context given as argument. */ - ctx->H[0] = a; - ctx->H[1] = b; - ctx->H[2] = c; - ctx->H[3] = d; - ctx->H[4] = e; - ctx->H[5] = f; - ctx->H[6] = g; - ctx->H[7] = h; -} diff --git a/crypt/sha256-crypt.c b/crypt/sha256-crypt.c deleted file mode 100644 index e90eb590bb..0000000000 --- a/crypt/sha256-crypt.c +++ /dev/null @@ -1,423 +0,0 @@ -/* One way encryption based on SHA256 sum. - Copyright (C) 2007-2023 Free Software Foundation, Inc. - This file is part of the GNU C Library. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; if not, see - <https://www.gnu.org/licenses/>. */ - -#include <assert.h> -#include <errno.h> -#include <stdbool.h> -#include <stdlib.h> -#include <string.h> -#include <stdint.h> -#include <sys/param.h> - -#include "sha256.h" -#include "crypt-private.h" - - -#ifdef USE_NSS -typedef int PRBool; -# include <hasht.h> -# include <nsslowhash.h> - -# define sha256_init_ctx(ctxp, nss_ctxp) \ - do \ - { \ - if (((nss_ctxp = NSSLOWHASH_NewContext (nss_ictx, HASH_AlgSHA256)) \ - == NULL)) \ - { \ - if (nss_ctx != NULL) \ - NSSLOWHASH_Destroy (nss_ctx); \ - if (nss_alt_ctx != NULL) \ - NSSLOWHASH_Destroy (nss_alt_ctx); \ - return NULL; \ - } \ - NSSLOWHASH_Begin (nss_ctxp); \ - } \ - while (0) - -# define sha256_process_bytes(buf, len, ctxp, nss_ctxp) \ - NSSLOWHASH_Update (nss_ctxp, (const unsigned char *) buf, len) - -# define sha256_finish_ctx(ctxp, nss_ctxp, result) \ - do \ - { \ - unsigned int ret; \ - NSSLOWHASH_End (nss_ctxp, result, &ret, sizeof (result)); \ - assert (ret == sizeof (result)); \ - NSSLOWHASH_Destroy (nss_ctxp); \ - nss_ctxp = NULL; \ - } \ - while (0) -#else -# define sha256_init_ctx(ctxp, nss_ctxp) \ - __sha256_init_ctx (ctxp) - -# define sha256_process_bytes(buf, len, ctxp, nss_ctxp) \ - __sha256_process_bytes(buf, len, ctxp) - -# define sha256_finish_ctx(ctxp, nss_ctxp, result) \ - __sha256_finish_ctx (ctxp, result) -#endif - - -/* Define our magic string to mark salt for SHA256 "encryption" - replacement. */ -static const char sha256_salt_prefix[] = "$5$"; - -/* Prefix for optional rounds specification. */ -static const char sha256_rounds_prefix[] = "rounds="; - -/* Maximum salt string length. */ -#define SALT_LEN_MAX 16 -/* Default number of rounds if not explicitly specified. */ -#define ROUNDS_DEFAULT 5000 -/* Minimum number of rounds. */ -#define ROUNDS_MIN 1000 -/* Maximum number of rounds. */ -#define ROUNDS_MAX 999999999 - - -/* Prototypes for local functions. */ -extern char *__sha256_crypt_r (const char *key, const char *salt, - char *buffer, int buflen); -extern char *__sha256_crypt (const char *key, const char *salt); - - -char * -__sha256_crypt_r (const char *key, const char *salt, char *buffer, int buflen) -{ - unsigned char alt_result[32] - __attribute__ ((__aligned__ (__alignof__ (uint32_t)))); - unsigned char temp_result[32] - __attribute__ ((__aligned__ (__alignof__ (uint32_t)))); - size_t salt_len; - size_t key_len; - size_t cnt; - char *cp; - char *copied_key = NULL; - char *copied_salt = NULL; - char *p_bytes; - char *s_bytes; - /* Default number of rounds. */ - size_t rounds = ROUNDS_DEFAULT; - bool rounds_custom = false; - size_t alloca_used = 0; - char *free_key = NULL; - char *free_pbytes = NULL; - - /* Find beginning of salt string. The prefix should normally always - be present. Just in case it is not. */ - if (strncmp (sha256_salt_prefix, salt, sizeof (sha256_salt_prefix) - 1) == 0) - /* Skip salt prefix. */ - salt += sizeof (sha256_salt_prefix) - 1; - - if (strncmp (salt, sha256_rounds_prefix, sizeof (sha256_rounds_prefix) - 1) - == 0) - { - const char *num = salt + sizeof (sha256_rounds_prefix) - 1; - char *endp; - unsigned long int srounds = strtoul (num, &endp, 10); - if (*endp == '$') - { - salt = endp + 1; - rounds = MAX (ROUNDS_MIN, MIN (srounds, ROUNDS_MAX)); - rounds_custom = true; - } - } - - salt_len = MIN (strcspn (salt, "$"), SALT_LEN_MAX); - key_len = strlen (key); - - if (((uintptr_t) key) % __alignof__ (uint32_t) != 0) - { - char *tmp; - - if (__libc_use_alloca (alloca_used + key_len + __alignof__ (uint32_t))) - tmp = alloca_account (key_len + __alignof__ (uint32_t), alloca_used); - else - { - free_key = tmp = (char *) malloc (key_len + __alignof__ (uint32_t)); - if (tmp == NULL) - return NULL; - } - - key = copied_key = - memcpy (tmp + __alignof__ (uint32_t) - - ((uintptr_t) tmp) % __alignof__ (uint32_t), - key, key_len); - assert (((uintptr_t) key) % __alignof__ (uint32_t) == 0); - } - - if (((uintptr_t) salt) % __alignof__ (uint32_t) != 0) - { - char *tmp = (char *) alloca (salt_len + __alignof__ (uint32_t)); - alloca_used += salt_len + __alignof__ (uint32_t); - salt = copied_salt = - memcpy (tmp + __alignof__ (uint32_t) - - ((uintptr_t) tmp) % __alignof__ (uint32_t), - salt, salt_len); - assert (((uintptr_t) salt) % __alignof__ (uint32_t) == 0); - } - -#ifdef USE_NSS - /* Initialize libfreebl3. */ - NSSLOWInitContext *nss_ictx = NSSLOW_Init (); - if (nss_ictx == NULL) - { - free (free_key); - return NULL; - } - NSSLOWHASHContext *nss_ctx = NULL; - NSSLOWHASHContext *nss_alt_ctx = NULL; -#else - struct sha256_ctx ctx; - struct sha256_ctx alt_ctx; -#endif - - /* Prepare for the real work. */ - sha256_init_ctx (&ctx, nss_ctx); - - /* Add the key string. */ - sha256_process_bytes (key, key_len, &ctx, nss_ctx); - - /* The last part is the salt string. This must be at most 16 - characters and it ends at the first `$' character. */ - sha256_process_bytes (salt, salt_len, &ctx, nss_ctx); - - - /* Compute alternate SHA256 sum with input KEY, SALT, and KEY. The - final result will be added to the first context. */ - sha256_init_ctx (&alt_ctx, nss_alt_ctx); - - /* Add key. */ - sha256_process_bytes (key, key_len, &alt_ctx, nss_alt_ctx); - - /* Add salt. */ - sha256_process_bytes (salt, salt_len, &alt_ctx, nss_alt_ctx); - - /* Add key again. */ - sha256_process_bytes (key, key_len, &alt_ctx, nss_alt_ctx); - - /* Now get result of this (32 bytes) and add it to the other - context. */ - sha256_finish_ctx (&alt_ctx, nss_alt_ctx, alt_result); - - /* Add for any character in the key one byte of the alternate sum. */ - for (cnt = key_len; cnt > 32; cnt -= 32) - sha256_process_bytes (alt_result, 32, &ctx, nss_ctx); - sha256_process_bytes (alt_result, cnt, &ctx, nss_ctx); - - /* Take the binary representation of the length of the key and for every - 1 add the alternate sum, for every 0 the key. */ - for (cnt = key_len; cnt > 0; cnt >>= 1) - if ((cnt & 1) != 0) - sha256_process_bytes (alt_result, 32, &ctx, nss_ctx); - else - sha256_process_bytes (key, key_len, &ctx, nss_ctx); - - /* Create intermediate result. */ - sha256_finish_ctx (&ctx, nss_ctx, alt_result); - - /* Start computation of P byte sequence. */ - sha256_init_ctx (&alt_ctx, nss_alt_ctx); - - /* For every character in the password add the entire password. */ - for (cnt = 0; cnt < key_len; ++cnt) - sha256_process_bytes (key, key_len, &alt_ctx, nss_alt_ctx); - - /* Finish the digest. */ - sha256_finish_ctx (&alt_ctx, nss_alt_ctx, temp_result); - - /* Create byte sequence P. */ - if (__libc_use_alloca (alloca_used + key_len)) - cp = p_bytes = (char *) alloca (key_len); - else - { - free_pbytes = cp = p_bytes = (char *)malloc (key_len); - if (free_pbytes == NULL) - { - free (free_key); - return NULL; - } - } - - for (cnt = key_len; cnt >= 32; cnt -= 32) - cp = mempcpy (cp, temp_result, 32); - memcpy (cp, temp_result, cnt); - - /* Start computation of S byte sequence. */ - sha256_init_ctx (&alt_ctx, nss_alt_ctx); - - /* For every character in the password add the entire password. */ - for (cnt = 0; cnt < 16 + alt_result[0]; ++cnt) - sha256_process_bytes (salt, salt_len, &alt_ctx, nss_alt_ctx); - - /* Finish the digest. */ - sha256_finish_ctx (&alt_ctx, nss_alt_ctx, temp_result); - - /* Create byte sequence S. */ - cp = s_bytes = alloca (salt_len); - for (cnt = salt_len; cnt >= 32; cnt -= 32) - cp = mempcpy (cp, temp_result, 32); - memcpy (cp, temp_result, cnt); - - /* Repeatedly run the collected hash value through SHA256 to burn - CPU cycles. */ - for (cnt = 0; cnt < rounds; ++cnt) - { - /* New context. */ - sha256_init_ctx (&ctx, nss_ctx); - - /* Add key or last result. */ - if ((cnt & 1) != 0) - sha256_process_bytes (p_bytes, key_len, &ctx, nss_ctx); - else - sha256_process_bytes (alt_result, 32, &ctx, nss_ctx); - - /* Add salt for numbers not divisible by 3. */ - if (cnt % 3 != 0) - sha256_process_bytes (s_bytes, salt_len, &ctx, nss_ctx); - - /* Add key for numbers not divisible by 7. */ - if (cnt % 7 != 0) - sha256_process_bytes (p_bytes, key_len, &ctx, nss_ctx); - - /* Add key or last result. */ - if ((cnt & 1) != 0) - sha256_process_bytes (alt_result, 32, &ctx, nss_ctx); - else - sha256_process_bytes (p_bytes, key_len, &ctx, nss_ctx); - - /* Create intermediate result. */ - sha256_finish_ctx (&ctx, nss_ctx, alt_result); - } - -#ifdef USE_NSS - /* Free libfreebl3 resources. */ - NSSLOW_Shutdown (nss_ictx); -#endif - - /* Now we can construct the result string. It consists of three - parts. */ - cp = __stpncpy (buffer, sha256_salt_prefix, MAX (0, buflen)); - buflen -= sizeof (sha256_salt_prefix) - 1; - - if (rounds_custom) - { - int n = __snprintf (cp, MAX (0, buflen), "%s%zu$", - sha256_rounds_prefix, rounds); - cp += n; - buflen -= n; - } - - cp = __stpncpy (cp, salt, MIN ((size_t) MAX (0, buflen), salt_len)); - buflen -= MIN ((size_t) MAX (0, buflen), salt_len); - - if (buflen > 0) - { - *cp++ = '$'; - --buflen; - } - - __b64_from_24bit (&cp, &buflen, - alt_result[0], alt_result[10], alt_result[20], 4); - __b64_from_24bit (&cp, &buflen, - alt_result[21], alt_result[1], alt_result[11], 4); - __b64_from_24bit (&cp, &buflen, - alt_result[12], alt_result[22], alt_result[2], 4); - __b64_from_24bit (&cp, &buflen, - alt_result[3], alt_result[13], alt_result[23], 4); - __b64_from_24bit (&cp, &buflen, - alt_result[24], alt_result[4], alt_result[14], 4); - __b64_from_24bit (&cp, &buflen, - alt_result[15], alt_result[25], alt_result[5], 4); - __b64_from_24bit (&cp, &buflen, - alt_result[6], alt_result[16], alt_result[26], 4); - __b64_from_24bit (&cp, &buflen, - alt_result[27], alt_result[7], alt_result[17], 4); - __b64_from_24bit (&cp, &buflen, - alt_result[18], alt_result[28], alt_result[8], 4); - __b64_from_24bit (&cp, &buflen, - alt_result[9], alt_result[19], alt_result[29], 4); - __b64_from_24bit (&cp, &buflen, - 0, alt_result[31], alt_result[30], 3); - if (buflen <= 0) - { - __set_errno (ERANGE); - buffer = NULL; - } - else - *cp = '\0'; /* Terminate the string. */ - - /* Clear the buffer for the intermediate result so that people - attaching to processes or reading core dumps cannot get any - information. We do it in this way to clear correct_words[] - inside the SHA256 implementation as well. */ -#ifndef USE_NSS - __sha256_init_ctx (&ctx); - __sha256_finish_ctx (&ctx, alt_result); - explicit_bzero (&ctx, sizeof (ctx)); - explicit_bzero (&alt_ctx, sizeof (alt_ctx)); -#endif - explicit_bzero (temp_result, sizeof (temp_result)); - explicit_bzero (p_bytes, key_len); - explicit_bzero (s_bytes, salt_len); - if (copied_key != NULL) - explicit_bzero (copied_key, key_len); - if (copied_salt != NULL) - explicit_bzero (copied_salt, salt_len); - - free (free_key); - free (free_pbytes); - return buffer; -} - -static char *buffer; - -/* This entry point is equivalent to the `crypt' function in Unix - libcs. */ -char * -__sha256_crypt (const char *key, const char *salt) -{ - /* We don't want to have an arbitrary limit in the size of the - password. We can compute an upper bound for the size of the - result in advance and so we can prepare the buffer we pass to - `sha256_crypt_r'. */ - static int buflen; - int needed = (sizeof (sha256_salt_prefix) - 1 - + sizeof (sha256_rounds_prefix) + 9 + 1 - + strlen (salt) + 1 + 43 + 1); - - if (buflen < needed) - { - char *new_buffer = (char *) realloc (buffer, needed); - if (new_buffer == NULL) - return NULL; - - buffer = new_buffer; - buflen = needed; - } - - return __sha256_crypt_r (key, salt, buffer, buflen); -} - -static void -__attribute__ ((__destructor__)) -free_mem (void) -{ - free (buffer); -} diff --git a/crypt/sha256.c b/crypt/sha256.c deleted file mode 100644 index 96153d67dc..0000000000 --- a/crypt/sha256.c +++ /dev/null @@ -1,193 +0,0 @@ -/* Functions to compute SHA256 message digest of files or memory blocks. - according to the definition of SHA256 in FIPS 180-2. - Copyright (C) 2007-2023 Free Software Foundation, Inc. - This file is part of the GNU C Library. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; if not, see - <https://www.gnu.org/licenses/>. */ - - -#ifdef HAVE_CONFIG_H -# include <config.h> -#endif - -#include <endian.h> -#include <stdlib.h> -#include <string.h> -#include <stdint.h> -#include <sys/types.h> - -#include "sha256.h" - -#if __BYTE_ORDER == __LITTLE_ENDIAN -# ifdef _LIBC -# include <byteswap.h> -# define SWAP(n) bswap_32 (n) -# define SWAP64(n) bswap_64 (n) -# else -# define SWAP(n) \ - (((n) << 24) | (((n) & 0xff00) << 8) | (((n) >> 8) & 0xff00) | ((n) >> 24)) -# define SWAP64(n) \ - (((n) << 56) \ - | (((n) & 0xff00) << 40) \ - | (((n) & 0xff0000) << 24) \ - | (((n) & 0xff000000) << 8) \ - | (((n) >> 8) & 0xff000000) \ - | (((n) >> 24) & 0xff0000) \ - | (((n) >> 40) & 0xff00) \ - | ((n) >> 56)) -# endif -#else -# define SWAP(n) (n) -# define SWAP64(n) (n) -#endif - - -/* This array contains the bytes used to pad the buffer to the next - 64-byte boundary. (FIPS 180-2:5.1.1) */ -static const unsigned char fillbuf[64] = { 0x80, 0 /* , 0, 0, ... */ }; - - -/* Constants for SHA256 from FIPS 180-2:4.2.2. */ -static const uint32_t K[64] = - { - 0x428a2f98, 0x71374491, 0xb5c0fbcf, 0xe9b5dba5, - 0x3956c25b, 0x59f111f1, 0x923f82a4, 0xab1c5ed5, - 0xd807aa98, 0x12835b01, 0x243185be, 0x550c7dc3, - 0x72be5d74, 0x80deb1fe, 0x9bdc06a7, 0xc19bf174, - 0xe49b69c1, 0xefbe4786, 0x0fc19dc6, 0x240ca1cc, - 0x2de92c6f, 0x4a7484aa, 0x5cb0a9dc, 0x76f988da, - 0x983e5152, 0xa831c66d, 0xb00327c8, 0xbf597fc7, - 0xc6e00bf3, 0xd5a79147, 0x06ca6351, 0x14292967, - 0x27b70a85, 0x2e1b2138, 0x4d2c6dfc, 0x53380d13, - 0x650a7354, 0x766a0abb, 0x81c2c92e, 0x92722c85, - 0xa2bfe8a1, 0xa81a664b, 0xc24b8b70, 0xc76c51a3, - 0xd192e819, 0xd6990624, 0xf40e3585, 0x106aa070, - 0x19a4c116, 0x1e376c08, 0x2748774c, 0x34b0bcb5, - 0x391c0cb3, 0x4ed8aa4a, 0x5b9cca4f, 0x682e6ff3, - 0x748f82ee, 0x78a5636f, 0x84c87814, 0x8cc70208, - 0x90befffa, 0xa4506ceb, 0xbef9a3f7, 0xc67178f2 - }; - -void __sha256_process_block (const void *, size_t, struct sha256_ctx *); - -/* Initialize structure containing state of computation. - (FIPS 180-2:5.3.2) */ -void -__sha256_init_ctx (struct sha256_ctx *ctx) -{ - ctx->H[0] = 0x6a09e667; - ctx->H[1] = 0xbb67ae85; - ctx->H[2] = 0x3c6ef372; - ctx->H[3] = 0xa54ff53a; - ctx->H[4] = 0x510e527f; - ctx->H[5] = 0x9b05688c; - ctx->H[6] = 0x1f83d9ab; - ctx->H[7] = 0x5be0cd19; - - ctx->total64 = 0; - ctx->buflen = 0; -} - - -/* Process the remaining bytes in the internal buffer and the usual - prolog according to the standard and write the result to RESBUF. - - IMPORTANT: On some systems it is required that RESBUF is correctly - aligned for a 32 bits value. */ -void * -__sha256_finish_ctx (struct sha256_ctx *ctx, void *resbuf) -{ - /* Take yet unprocessed bytes into account. */ - uint32_t bytes = ctx->buflen; - size_t pad; - - /* Now count remaining bytes. */ - ctx->total64 += bytes; - - pad = bytes >= 56 ? 64 + 56 - bytes : 56 - bytes; - memcpy (&ctx->buffer[bytes], fillbuf, pad); - - /* Put the 64-bit file length in *bits* at the end of the buffer. */ - ctx->buffer32[(bytes + pad + 4) / 4] = SWAP (ctx->total[TOTAL64_low] << 3); - ctx->buffer32[(bytes + pad) / 4] = SWAP ((ctx->total[TOTAL64_high] << 3) - | (ctx->total[TOTAL64_low] >> 29)); - - /* Process last bytes. */ - __sha256_process_block (ctx->buffer, bytes + pad + 8, ctx); - - /* Put result from CTX in first 32 bytes following RESBUF. */ - for (unsigned int i = 0; i < 8; ++i) - ((uint32_t *) resbuf)[i] = SWAP (ctx->H[i]); - - return resbuf; -} - - -void -__sha256_process_bytes (const void *buffer, size_t len, struct sha256_ctx *ctx) -{ - /* When we already have some bits in our internal buffer concatenate - both inputs first. */ - if (ctx->buflen != 0) - { - size_t left_over = ctx->buflen; - size_t add = 128 - left_over > len ? len : 128 - left_over; - - memcpy (&ctx->buffer[left_over], buffer, add); - ctx->buflen += add; - - if (ctx->buflen > 64) - { - __sha256_process_block (ctx->buffer, ctx->buflen & ~63, ctx); - - ctx->buflen &= 63; - /* The regions in the following copy operation cannot overlap. */ - memcpy (ctx->buffer, &ctx->buffer[(left_over + add) & ~63], - ctx->buflen); - } - - buffer = (const char *) buffer + add; - len -= add; - } - - /* Process available complete blocks. */ - if (len >= 64) - { - while (len > 64) - { - __sha256_process_block (memcpy (ctx->buffer, buffer, 64), 64, ctx); - buffer = (const char *) buffer + 64; - len -= 64; - } - } - - /* Move remaining bytes into internal buffer. */ - if (len > 0) - { - size_t left_over = ctx->buflen; - - memcpy (&ctx->buffer[left_over], buffer, len); - left_over += len; - if (left_over >= 64) - { - __sha256_process_block (ctx->buffer, 64, ctx); - left_over -= 64; - memcpy (ctx->buffer, &ctx->buffer[64], left_over); - } - ctx->buflen = left_over; - } -} - -#include <sha256-block.c> diff --git a/crypt/sha256.h b/crypt/sha256.h deleted file mode 100644 index 94b2130ad6..0000000000 --- a/crypt/sha256.h +++ /dev/null @@ -1,69 +0,0 @@ -/* Declaration of functions and data types used for SHA256 sum computing - library functions. - Copyright (C) 2007-2023 Free Software Foundation, Inc. - This file is part of the GNU C Library. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; if not, see - <https://www.gnu.org/licenses/>. */ - -#ifndef _SHA256_H -#define _SHA256_H 1 - -#include <limits.h> -#include <stdint.h> -#include <stdio.h> -#include <endian.h> - - -/* Structure to save state of computation between the single steps. */ -struct sha256_ctx -{ - uint32_t H[8]; - - union - { - uint64_t total64; -#define TOTAL64_low (1 - (BYTE_ORDER == LITTLE_ENDIAN)) -#define TOTAL64_high (BYTE_ORDER == LITTLE_ENDIAN) - uint32_t total[2]; - }; - uint32_t buflen; - union - { - char buffer[128]; - uint32_t buffer32[32]; - uint64_t buffer64[16]; - }; -}; - -/* Initialize structure containing state of computation. - (FIPS 180-2: 5.3.2) */ -extern void __sha256_init_ctx (struct sha256_ctx *ctx) __THROW; - -/* Starting with the result of former calls of this function (or the - initialization function update the context for the next LEN bytes - starting at BUFFER. - It is NOT required that LEN is a multiple of 64. */ -extern void __sha256_process_bytes (const void *buffer, size_t len, - struct sha256_ctx *ctx) __THROW; - -/* Process the remaining bytes in the buffer and put result from CTX - in first 32 bytes following RESBUF. - - IMPORTANT: On some systems it is required that RESBUF is correctly - aligned for a 32 bits value. */ -extern void *__sha256_finish_ctx (struct sha256_ctx *ctx, void *resbuf) - __THROW; - -#endif /* sha256.h */ diff --git a/crypt/sha256c-test.c b/crypt/sha256c-test.c deleted file mode 100644 index 58aec07dae..0000000000 --- a/crypt/sha256c-test.c +++ /dev/null @@ -1,61 +0,0 @@ -#include <crypt.h> -#include <stdio.h> -#include <string.h> - -static const struct -{ - const char *salt; - const char *input; - const char *expected; -} tests[] = -{ - { "$5$saltstring", "Hello world!", - "$5$saltstring$5B8vYYiY.CVt1RlTTf8KbXBH3hsxY/GNooZaBBGWEc5" }, - { "$5$rounds=10000$saltstringsaltstring", "Hello world!", - "$5$rounds=10000$saltstringsaltst$3xv.VbSHBb41AL9AvLeujZkZRBAwqFMz2." - "opqey6IcA" }, - { "$5$rounds=5000$toolongsaltstring", "This is just a test", - "$5$rounds=5000$toolongsaltstrin$Un/5jzAHMgOGZ5.mWJpuVolil07guHPvOW8" - "mGRcvxa5" }, - { "$5$rounds=1400$anotherlongsaltstring", - "a very much longer text to encrypt. This one even stretches over more" - "than one line.", - "$5$rounds=1400$anotherlongsalts$Rx.j8H.h8HjEDGomFU8bDkXm3XIUnzyxf12" - "oP84Bnq1" }, - { "$5$rounds=77777$short", - "we have a short salt string but not a short password", - "$5$rounds=77777$short$JiO1O3ZpDAxGJeaDIuqCoEFysAe1mZNJRs3pw0KQRd/" }, - { "$5$rounds=123456$asaltof16chars..", "a short string", - "$5$rounds=123456$asaltof16chars..$gP3VQ/6X7UUEW3HkBn2w1/Ptq2jxPyzV/" - "cZKmF/wJvD" }, - { "$5$rounds=10$roundstoolow", "the minimum number is still observed", - "$5$rounds=1000$roundstoolow$yfvwcWrQ8l/K0DAWyuPMDNHpIVlTQebY9l/gL97" - "2bIC" }, -}; -#define ntests (sizeof (tests) / sizeof (tests[0])) - - - -static int -do_test (void) -{ - int result = 0; - int i; - - for (i = 0; i < ntests; ++i) - { - char *cp = crypt (tests[i].input, tests[i].salt); - - if (strcmp (cp, tests[i].expected) != 0) - { - printf ("test %d: expected \"%s\", got \"%s\"\n", - i, tests[i].expected, cp); - result = 1; - } - } - - return result; -} - -#define TEST_FUNCTION do_test () -#include "../test-skeleton.c" diff --git a/crypt/sha256test.c b/crypt/sha256test.c deleted file mode 100644 index 39e80307c7..0000000000 --- a/crypt/sha256test.c +++ /dev/null @@ -1,102 +0,0 @@ -#include <string.h> -#include "sha256.h" - -static const struct -{ - const char *input; - const char result[32]; -} tests[] = - { - /* Test vectors from FIPS 180-2: appendix B.1. */ - { "abc", - "\xba\x78\x16\xbf\x8f\x01\xcf\xea\x41\x41\x40\xde\x5d\xae\x22\x23" - "\xb0\x03\x61\xa3\x96\x17\x7a\x9c\xb4\x10\xff\x61\xf2\x00\x15\xad" }, - /* Test vectors from FIPS 180-2: appendix B.2. */ - { "abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq", - "\x24\x8d\x6a\x61\xd2\x06\x38\xb8\xe5\xc0\x26\x93\x0c\x3e\x60\x39" - "\xa3\x3c\xe4\x59\x64\xff\x21\x67\xf6\xec\xed\xd4\x19\xdb\x06\xc1" }, - /* Test vectors from the NESSIE project. */ - { "", - "\xe3\xb0\xc4\x42\x98\xfc\x1c\x14\x9a\xfb\xf4\xc8\x99\x6f\xb9\x24" - "\x27\xae\x41\xe4\x64\x9b\x93\x4c\xa4\x95\x99\x1b\x78\x52\xb8\x55" }, - { "a", - "\xca\x97\x81\x12\xca\x1b\xbd\xca\xfa\xc2\x31\xb3\x9a\x23\xdc\x4d" - "\xa7\x86\xef\xf8\x14\x7c\x4e\x72\xb9\x80\x77\x85\xaf\xee\x48\xbb" }, - { "message digest", - "\xf7\x84\x6f\x55\xcf\x23\xe1\x4e\xeb\xea\xb5\xb4\xe1\x55\x0c\xad" - "\x5b\x50\x9e\x33\x48\xfb\xc4\xef\xa3\xa1\x41\x3d\x39\x3c\xb6\x50" }, - { "abcdefghijklmnopqrstuvwxyz", - "\x71\xc4\x80\xdf\x93\xd6\xae\x2f\x1e\xfa\xd1\x44\x7c\x66\xc9\x52" - "\x5e\x31\x62\x18\xcf\x51\xfc\x8d\x9e\xd8\x32\xf2\xda\xf1\x8b\x73" }, - { "abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq", - "\x24\x8d\x6a\x61\xd2\x06\x38\xb8\xe5\xc0\x26\x93\x0c\x3e\x60\x39" - "\xa3\x3c\xe4\x59\x64\xff\x21\x67\xf6\xec\xed\xd4\x19\xdb\x06\xc1" }, - { "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789", - "\xdb\x4b\xfc\xbd\x4d\xa0\xcd\x85\xa6\x0c\x3c\x37\xd3\xfb\xd8\x80" - "\x5c\x77\xf1\x5f\xc6\xb1\xfd\xfe\x61\x4e\xe0\xa7\xc8\xfd\xb4\xc0" }, - { "123456789012345678901234567890123456789012345678901234567890" - "12345678901234567890", - "\xf3\x71\xbc\x4a\x31\x1f\x2b\x00\x9e\xef\x95\x2d\xd8\x3c\xa8\x0e" - "\x2b\x60\x02\x6c\x8e\x93\x55\x92\xd0\xf9\xc3\x08\x45\x3c\x81\x3e" } - }; - - -int -main (void) -{ - struct sha256_ctx ctx; - char sum[32]; - int result = 0; - int cnt; - - for (cnt = 0; cnt < (int) (sizeof (tests) / sizeof (tests[0])); ++cnt) - { - __sha256_init_ctx (&ctx); - __sha256_process_bytes (tests[cnt].input, strlen (tests[cnt].input), - &ctx); - __sha256_finish_ctx (&ctx, sum); - if (memcmp (tests[cnt].result, sum, 32) != 0) - { - printf ("test %d run %d failed\n", cnt, 1); - result = 1; - } - - __sha256_init_ctx (&ctx); - for (int i = 0; tests[cnt].input[i] != '\0'; ++i) - __sha256_process_bytes (&tests[cnt].input[i], 1, &ctx); - __sha256_finish_ctx (&ctx, sum); - if (memcmp (tests[cnt].result, sum, 32) != 0) - { - printf ("test %d run %d failed\n", cnt, 2); - result = 1; - } - } - - /* Test vector from FIPS 180-2: appendix B.3. */ - char buf[1000]; - memset (buf, 'a', sizeof (buf)); - __sha256_init_ctx (&ctx); - for (int i = 0; i < 1000; ++i) - __sha256_process_bytes (buf, sizeof (buf), &ctx); - __sha256_finish_ctx (&ctx, sum); - static const char expected[32] = - "\xcd\xc7\x6e\x5c\x99\x14\xfb\x92\x81\xa1\xc7\xe2\x84\xd7\x3e\x67" - "\xf1\x80\x9a\x48\xa4\x97\x20\x0e\x04\x6d\x39\xcc\xc7\x11\x2c\xd0"; - if (memcmp (expected, sum, 32) != 0) - { - printf ("test %d failed\n", cnt++); - result = 1; - } - - __sha256_init_ctx (&ctx); - for (int i = 0; i < 100000; ++i) - __sha256_process_bytes (buf, 10, &ctx); - __sha256_finish_ctx (&ctx, sum); - if (memcmp (expected, sum, 32) != 0) - { - printf ("test %d failed\n", cnt++); - result = 1; - } - - return result; -} diff --git a/crypt/sha512-block.c b/crypt/sha512-block.c deleted file mode 100644 index 577839fe5c..0000000000 --- a/crypt/sha512-block.c +++ /dev/null @@ -1,105 +0,0 @@ -#include <stdint.h> - -/* Process LEN bytes of BUFFER, accumulating context into CTX. - It is assumed that LEN % 128 == 0. */ -void -__sha512_process_block (const void *buffer, size_t len, struct sha512_ctx *ctx) -{ - const uint64_t *words = buffer; - size_t nwords = len / sizeof (uint64_t); - uint64_t a = ctx->H[0]; - uint64_t b = ctx->H[1]; - uint64_t c = ctx->H[2]; - uint64_t d = ctx->H[3]; - uint64_t e = ctx->H[4]; - uint64_t f = ctx->H[5]; - uint64_t g = ctx->H[6]; - uint64_t h = ctx->H[7]; - - /* First increment the byte count. FIPS 180-2 specifies the possible - length of the file up to 2^128 bits. Here we only compute the - number of bytes. Do a double word increment. */ -#ifdef USE_TOTAL128 - ctx->total128 += len; -#else - uint64_t lolen = len; - ctx->total[TOTAL128_low] += lolen; - ctx->total[TOTAL128_high] += ((len >> 31 >> 31 >> 2) - + (ctx->total[TOTAL128_low] < lolen)); -#endif - - /* Process all bytes in the buffer with 128 bytes in each round of - the loop. */ - while (nwords > 0) - { - uint64_t W[80]; - uint64_t a_save = a; - uint64_t b_save = b; - uint64_t c_save = c; - uint64_t d_save = d; - uint64_t e_save = e; - uint64_t f_save = f; - uint64_t g_save = g; - uint64_t h_save = h; - - /* Operators defined in FIPS 180-2:4.1.2. */ -#define Ch(x, y, z) ((x & y) ^ (~x & z)) -#define Maj(x, y, z) ((x & y) ^ (x & z) ^ (y & z)) -#define S0(x) (CYCLIC (x, 28) ^ CYCLIC (x, 34) ^ CYCLIC (x, 39)) -#define S1(x) (CYCLIC (x, 14) ^ CYCLIC (x, 18) ^ CYCLIC (x, 41)) -#define R0(x) (CYCLIC (x, 1) ^ CYCLIC (x, 8) ^ (x >> 7)) -#define R1(x) (CYCLIC (x, 19) ^ CYCLIC (x, 61) ^ (x >> 6)) - - /* It is unfortunate that C does not provide an operator for - cyclic rotation. Hope the C compiler is smart enough. */ -#define CYCLIC(w, s) ((w >> s) | (w << (64 - s))) - - /* Compute the message schedule according to FIPS 180-2:6.3.2 step 2. */ - for (unsigned int t = 0; t < 16; ++t) - { - W[t] = SWAP (*words); - ++words; - } - for (unsigned int t = 16; t < 80; ++t) - W[t] = R1 (W[t - 2]) + W[t - 7] + R0 (W[t - 15]) + W[t - 16]; - - /* The actual computation according to FIPS 180-2:6.3.2 step 3. */ - for (unsigned int t = 0; t < 80; ++t) - { - uint64_t T1 = h + S1 (e) + Ch (e, f, g) + K[t] + W[t]; - uint64_t T2 = S0 (a) + Maj (a, b, c); - h = g; - g = f; - f = e; - e = d + T1; - d = c; - c = b; - b = a; - a = T1 + T2; - } - - /* Add the starting values of the context according to FIPS 180-2:6.3.2 - step 4. */ - a += a_save; - b += b_save; - c += c_save; - d += d_save; - e += e_save; - f += f_save; - g += g_save; - h += h_save; - - /* Prepare for the next round. */ - nwords -= 16; - } - - /* Put checksum in context given as argument. */ - ctx->H[0] = a; - ctx->H[1] = b; - ctx->H[2] = c; - ctx->H[3] = d; - ctx->H[4] = e; - ctx->H[5] = f; - ctx->H[6] = g; - ctx->H[7] = h; -} diff --git a/crypt/sha512-crypt.c b/crypt/sha512-crypt.c deleted file mode 100644 index d9c0de14d2..0000000000 --- a/crypt/sha512-crypt.c +++ /dev/null @@ -1,445 +0,0 @@ -/* One way encryption based on SHA512 sum. - Copyright (C) 2007-2023 Free Software Foundation, Inc. - This file is part of the GNU C Library. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; if not, see - <https://www.gnu.org/licenses/>. */ - -#include <assert.h> -#include <errno.h> -#include <stdbool.h> -#include <stdlib.h> -#include <string.h> -#include <stdint.h> -#include <sys/param.h> - -#include "sha512.h" -#include "crypt-private.h" - - -#ifdef USE_NSS -typedef int PRBool; -# include <hasht.h> -# include <nsslowhash.h> - -# define sha512_init_ctx(ctxp, nss_ctxp) \ - do \ - { \ - if (((nss_ctxp = NSSLOWHASH_NewContext (nss_ictx, HASH_AlgSHA512)) \ - == NULL)) \ - { \ - if (nss_ctx != NULL) \ - NSSLOWHASH_Destroy (nss_ctx); \ - if (nss_alt_ctx != NULL) \ - NSSLOWHASH_Destroy (nss_alt_ctx); \ - return NULL; \ - } \ - NSSLOWHASH_Begin (nss_ctxp); \ - } \ - while (0) - -# define sha512_process_bytes(buf, len, ctxp, nss_ctxp) \ - NSSLOWHASH_Update (nss_ctxp, (const unsigned char *) buf, len) - -# define sha512_finish_ctx(ctxp, nss_ctxp, result) \ - do \ - { \ - unsigned int ret; \ - NSSLOWHASH_End (nss_ctxp, result, &ret, sizeof (result)); \ - assert (ret == sizeof (result)); \ - NSSLOWHASH_Destroy (nss_ctxp); \ - nss_ctxp = NULL; \ - } \ - while (0) -#else -# define sha512_init_ctx(ctxp, nss_ctxp) \ - __sha512_init_ctx (ctxp) - -# define sha512_process_bytes(buf, len, ctxp, nss_ctxp) \ - __sha512_process_bytes(buf, len, ctxp) - -# define sha512_finish_ctx(ctxp, nss_ctxp, result) \ - __sha512_finish_ctx (ctxp, result) -#endif - - -/* Define our magic string to mark salt for SHA512 "encryption" - replacement. */ -static const char sha512_salt_prefix[] = "$6$"; - -/* Prefix for optional rounds specification. */ -static const char sha512_rounds_prefix[] = "rounds="; - -/* Maximum salt string length. */ -#define SALT_LEN_MAX 16 -/* Default number of rounds if not explicitly specified. */ -#define ROUNDS_DEFAULT 5000 -/* Minimum number of rounds. */ -#define ROUNDS_MIN 1000 -/* Maximum number of rounds. */ -#define ROUNDS_MAX 999999999 - - -/* Prototypes for local functions. */ -extern char *__sha512_crypt_r (const char *key, const char *salt, - char *buffer, int buflen); -extern char *__sha512_crypt (const char *key, const char *salt); - - -char * -__sha512_crypt_r (const char *key, const char *salt, char *buffer, int buflen) -{ - unsigned char alt_result[64] - __attribute__ ((__aligned__ (__alignof__ (uint64_t)))); - unsigned char temp_result[64] - __attribute__ ((__aligned__ (__alignof__ (uint64_t)))); - size_t salt_len; - size_t key_len; - size_t cnt; - char *cp; - char *copied_key = NULL; - char *copied_salt = NULL; - char *p_bytes; - char *s_bytes; - /* Default number of rounds. */ - size_t rounds = ROUNDS_DEFAULT; - bool rounds_custom = false; - size_t alloca_used = 0; - char *free_key = NULL; - char *free_pbytes = NULL; - - /* Find beginning of salt string. The prefix should normally always - be present. Just in case it is not. */ - if (strncmp (sha512_salt_prefix, salt, sizeof (sha512_salt_prefix) - 1) == 0) - /* Skip salt prefix. */ - salt += sizeof (sha512_salt_prefix) - 1; - - if (strncmp (salt, sha512_rounds_prefix, sizeof (sha512_rounds_prefix) - 1) - == 0) - { - const char *num = salt + sizeof (sha512_rounds_prefix) - 1; - char *endp; - unsigned long int srounds = strtoul (num, &endp, 10); - if (*endp == '$') - { - salt = endp + 1; - rounds = MAX (ROUNDS_MIN, MIN (srounds, ROUNDS_MAX)); - rounds_custom = true; - } - } - - salt_len = MIN (strcspn (salt, "$"), SALT_LEN_MAX); - key_len = strlen (key); - - if (((uintptr_t) key) % __alignof__ (uint64_t) != 0) - { - char *tmp; - - if (__libc_use_alloca (alloca_used + key_len + __alignof__ (uint64_t))) - tmp = alloca_account (key_len + __alignof__ (uint64_t), alloca_used); - else - { - free_key = tmp = (char *) malloc (key_len + __alignof__ (uint64_t)); - if (tmp == NULL) - return NULL; - } - - key = copied_key = - memcpy (tmp + __alignof__ (uint64_t) - - ((uintptr_t) tmp) % __alignof__ (uint64_t), - key, key_len); - assert (((uintptr_t) key) % __alignof__ (uint64_t) == 0); - } - - if (((uintptr_t) salt) % __alignof__ (uint64_t) != 0) - { - char *tmp = (char *) alloca (salt_len + __alignof__ (uint64_t)); - salt = copied_salt = - memcpy (tmp + __alignof__ (uint64_t) - - ((uintptr_t) tmp) % __alignof__ (uint64_t), - salt, salt_len); - assert (((uintptr_t) salt) % __alignof__ (uint64_t) == 0); - } - -#ifdef USE_NSS - /* Initialize libfreebl3. */ - NSSLOWInitContext *nss_ictx = NSSLOW_Init (); - if (nss_ictx == NULL) - { - free (free_key); - return NULL; - } - NSSLOWHASHContext *nss_ctx = NULL; - NSSLOWHASHContext *nss_alt_ctx = NULL; -#else - struct sha512_ctx ctx; - struct sha512_ctx alt_ctx; -#endif - - /* Prepare for the real work. */ - sha512_init_ctx (&ctx, nss_ctx); - - /* Add the key string. */ - sha512_process_bytes (key, key_len, &ctx, nss_ctx); - - /* The last part is the salt string. This must be at most 16 - characters and it ends at the first `$' character. */ - sha512_process_bytes (salt, salt_len, &ctx, nss_ctx); - - - /* Compute alternate SHA512 sum with input KEY, SALT, and KEY. The - final result will be added to the first context. */ - sha512_init_ctx (&alt_ctx, nss_alt_ctx); - - /* Add key. */ - sha512_process_bytes (key, key_len, &alt_ctx, nss_alt_ctx); - - /* Add salt. */ - sha512_process_bytes (salt, salt_len, &alt_ctx, nss_alt_ctx); - - /* Add key again. */ - sha512_process_bytes (key, key_len, &alt_ctx, nss_alt_ctx); - - /* Now get result of this (64 bytes) and add it to the other - context. */ - sha512_finish_ctx (&alt_ctx, nss_alt_ctx, alt_result); - - /* Add for any character in the key one byte of the alternate sum. */ - for (cnt = key_len; cnt > 64; cnt -= 64) - sha512_process_bytes (alt_result, 64, &ctx, nss_ctx); - sha512_process_bytes (alt_result, cnt, &ctx, nss_ctx); - - /* Take the binary representation of the length of the key and for every - 1 add the alternate sum, for every 0 the key. */ - for (cnt = key_len; cnt > 0; cnt >>= 1) - if ((cnt & 1) != 0) - sha512_process_bytes (alt_result, 64, &ctx, nss_ctx); - else - sha512_process_bytes (key, key_len, &ctx, nss_ctx); - - /* Create intermediate result. */ - sha512_finish_ctx (&ctx, nss_ctx, alt_result); - - /* Start computation of P byte sequence. */ - sha512_init_ctx (&alt_ctx, nss_alt_ctx); - - /* For every character in the password add the entire password. */ - for (cnt = 0; cnt < key_len; ++cnt) - sha512_process_bytes (key, key_len, &alt_ctx, nss_alt_ctx); - - /* Finish the digest. */ - sha512_finish_ctx (&alt_ctx, nss_alt_ctx, temp_result); - - /* Create byte sequence P. */ - if (__libc_use_alloca (alloca_used + key_len)) - cp = p_bytes = (char *) alloca (key_len); - else - { - free_pbytes = cp = p_bytes = (char *)malloc (key_len); - if (free_pbytes == NULL) - { - free (free_key); - return NULL; - } - } - - for (cnt = key_len; cnt >= 64; cnt -= 64) - cp = mempcpy (cp, temp_result, 64); - memcpy (cp, temp_result, cnt); - - /* Start computation of S byte sequence. */ - sha512_init_ctx (&alt_ctx, nss_alt_ctx); - - /* For every character in the password add the entire password. */ - for (cnt = 0; cnt < 16 + alt_result[0]; ++cnt) - sha512_process_bytes (salt, salt_len, &alt_ctx, nss_alt_ctx); - - /* Finish the digest. */ - sha512_finish_ctx (&alt_ctx, nss_alt_ctx, temp_result); - - /* Create byte sequence S. */ - cp = s_bytes = alloca (salt_len); - for (cnt = salt_len; cnt >= 64; cnt -= 64) - cp = mempcpy (cp, temp_result, 64); - memcpy (cp, temp_result, cnt); - - /* Repeatedly run the collected hash value through SHA512 to burn - CPU cycles. */ - for (cnt = 0; cnt < rounds; ++cnt) - { - /* New context. */ - sha512_init_ctx (&ctx, nss_ctx); - - /* Add key or last result. */ - if ((cnt & 1) != 0) - sha512_process_bytes (p_bytes, key_len, &ctx, nss_ctx); - else - sha512_process_bytes (alt_result, 64, &ctx, nss_ctx); - - /* Add salt for numbers not divisible by 3. */ - if (cnt % 3 != 0) - sha512_process_bytes (s_bytes, salt_len, &ctx, nss_ctx); - - /* Add key for numbers not divisible by 7. */ - if (cnt % 7 != 0) - sha512_process_bytes (p_bytes, key_len, &ctx, nss_ctx); - - /* Add key or last result. */ - if ((cnt & 1) != 0) - sha512_process_bytes (alt_result, 64, &ctx, nss_ctx); - else - sha512_process_bytes (p_bytes, key_len, &ctx, nss_ctx); - - /* Create intermediate result. */ - sha512_finish_ctx (&ctx, nss_ctx, alt_result); - } - -#ifdef USE_NSS - /* Free libfreebl3 resources. */ - NSSLOW_Shutdown (nss_ictx); -#endif - - /* Now we can construct the result string. It consists of three - parts. */ - cp = __stpncpy (buffer, sha512_salt_prefix, MAX (0, buflen)); - buflen -= sizeof (sha512_salt_prefix) - 1; - - if (rounds_custom) - { - int n = __snprintf (cp, MAX (0, buflen), "%s%zu$", - sha512_rounds_prefix, rounds); - cp += n; - buflen -= n; - } - - cp = __stpncpy (cp, salt, MIN ((size_t) MAX (0, buflen), salt_len)); - buflen -= MIN ((size_t) MAX (0, buflen), salt_len); - - if (buflen > 0) - { - *cp++ = '$'; - --buflen; - } - - __b64_from_24bit (&cp, &buflen, - alt_result[0], alt_result[21], alt_result[42], 4); - __b64_from_24bit (&cp, &buflen, - alt_result[22], alt_result[43], alt_result[1], 4); - __b64_from_24bit (&cp, &buflen, - alt_result[44], alt_result[2], alt_result[23], 4); - __b64_from_24bit (&cp, &buflen, - alt_result[3], alt_result[24], alt_result[45], 4); - __b64_from_24bit (&cp, &buflen, - alt_result[25], alt_result[46], alt_result[4], 4); - __b64_from_24bit (&cp, &buflen, - alt_result[47], alt_result[5], alt_result[26], 4); - __b64_from_24bit (&cp, &buflen, - alt_result[6], alt_result[27], alt_result[48], 4); - __b64_from_24bit (&cp, &buflen, - alt_result[28], alt_result[49], alt_result[7], 4); - __b64_from_24bit (&cp, &buflen, - alt_result[50], alt_result[8], alt_result[29], 4); - __b64_from_24bit (&cp, &buflen, - alt_result[9], alt_result[30], alt_result[51], 4); - __b64_from_24bit (&cp, &buflen, - alt_result[31], alt_result[52], alt_result[10], 4); - __b64_from_24bit (&cp, &buflen, - alt_result[53], alt_result[11], alt_result[32], 4); - __b64_from_24bit (&cp, &buflen, - alt_result[12], alt_result[33], alt_result[54], 4); - __b64_from_24bit (&cp, &buflen, - alt_result[34], alt_result[55], alt_result[13], 4); - __b64_from_24bit (&cp, &buflen, - alt_result[56], alt_result[14], alt_result[35], 4); - __b64_from_24bit (&cp, &buflen, - alt_result[15], alt_result[36], alt_result[57], 4); - __b64_from_24bit (&cp, &buflen, - alt_result[37], alt_result[58], alt_result[16], 4); - __b64_from_24bit (&cp, &buflen, - alt_result[59], alt_result[17], alt_result[38], 4); - __b64_from_24bit (&cp, &buflen, - alt_result[18], alt_result[39], alt_result[60], 4); - __b64_from_24bit (&cp, &buflen, - alt_result[40], alt_result[61], alt_result[19], 4); - __b64_from_24bit (&cp, &buflen, - alt_result[62], alt_result[20], alt_result[41], 4); - __b64_from_24bit (&cp, &buflen, - 0, 0, alt_result[63], 2); - - if (buflen <= 0) - { - __set_errno (ERANGE); - buffer = NULL; - } - else - *cp = '\0'; /* Terminate the string. */ - - /* Clear the buffer for the intermediate result so that people - attaching to processes or reading core dumps cannot get any - information. We do it in this way to clear correct_words[] - inside the SHA512 implementation as well. */ -#ifndef USE_NSS - __sha512_init_ctx (&ctx); - __sha512_finish_ctx (&ctx, alt_result); - explicit_bzero (&ctx, sizeof (ctx)); - explicit_bzero (&alt_ctx, sizeof (alt_ctx)); -#endif - explicit_bzero (temp_result, sizeof (temp_result)); - explicit_bzero (p_bytes, key_len); - explicit_bzero (s_bytes, salt_len); - if (copied_key != NULL) - explicit_bzero (copied_key, key_len); - if (copied_salt != NULL) - explicit_bzero (copied_salt, salt_len); - - free (free_key); - free (free_pbytes); - return buffer; -} - -static char *buffer; - -/* This entry point is equivalent to the `crypt' function in Unix - libcs. */ -char * -__sha512_crypt (const char *key, const char *salt) -{ - /* We don't want to have an arbitrary limit in the size of the - password. We can compute an upper bound for the size of the - result in advance and so we can prepare the buffer we pass to - `sha512_crypt_r'. */ - static int buflen; - int needed = (sizeof (sha512_salt_prefix) - 1 - + sizeof (sha512_rounds_prefix) + 9 + 1 - + strlen (salt) + 1 + 86 + 1); - - if (buflen < needed) - { - char *new_buffer = (char *) realloc (buffer, needed); - if (new_buffer == NULL) - return NULL; - - buffer = new_buffer; - buflen = needed; - } - - return __sha512_crypt_r (key, salt, buffer, buflen); -} - -static void -__attribute__ ((__destructor__)) -free_mem (void) -{ - free (buffer); -} diff --git a/crypt/sha512.c b/crypt/sha512.c deleted file mode 100644 index ceabad1bf7..0000000000 --- a/crypt/sha512.c +++ /dev/null @@ -1,221 +0,0 @@ -/* Functions to compute SHA512 message digest of files or memory blocks. - according to the definition of SHA512 in FIPS 180-2. - Copyright (C) 2007-2023 Free Software Foundation, Inc. - This file is part of the GNU C Library. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; if not, see - <https://www.gnu.org/licenses/>. */ - - -#ifdef HAVE_CONFIG_H -# include <config.h> -#endif - -#include <endian.h> -#include <stdlib.h> -#include <string.h> -#include <stdint.h> -#include <sys/types.h> - -#include "sha512.h" - -#if __BYTE_ORDER == __LITTLE_ENDIAN -# ifdef _LIBC -# include <byteswap.h> -# define SWAP(n) bswap_64 (n) -# else -# define SWAP(n) \ - (((n) << 56) \ - | (((n) & 0xff00) << 40) \ - | (((n) & 0xff0000) << 24) \ - | (((n) & 0xff000000) << 8) \ - | (((n) >> 8) & 0xff000000) \ - | (((n) >> 24) & 0xff0000) \ - | (((n) >> 40) & 0xff00) \ - | ((n) >> 56)) -# endif -#else -# define SWAP(n) (n) -#endif - - -/* This array contains the bytes used to pad the buffer to the next - 64-byte boundary. (FIPS 180-2:5.1.2) */ -static const unsigned char fillbuf[128] = { 0x80, 0 /* , 0, 0, ... */ }; - - -/* Constants for SHA512 from FIPS 180-2:4.2.3. */ -static const uint64_t K[80] = - { - UINT64_C (0x428a2f98d728ae22), UINT64_C (0x7137449123ef65cd), - UINT64_C (0xb5c0fbcfec4d3b2f), UINT64_C (0xe9b5dba58189dbbc), - UINT64_C (0x3956c25bf348b538), UINT64_C (0x59f111f1b605d019), - UINT64_C (0x923f82a4af194f9b), UINT64_C (0xab1c5ed5da6d8118), - UINT64_C (0xd807aa98a3030242), UINT64_C (0x12835b0145706fbe), - UINT64_C (0x243185be4ee4b28c), UINT64_C (0x550c7dc3d5ffb4e2), - UINT64_C (0x72be5d74f27b896f), UINT64_C (0x80deb1fe3b1696b1), - UINT64_C (0x9bdc06a725c71235), UINT64_C (0xc19bf174cf692694), - UINT64_C (0xe49b69c19ef14ad2), UINT64_C (0xefbe4786384f25e3), - UINT64_C (0x0fc19dc68b8cd5b5), UINT64_C (0x240ca1cc77ac9c65), - UINT64_C (0x2de92c6f592b0275), UINT64_C (0x4a7484aa6ea6e483), - UINT64_C (0x5cb0a9dcbd41fbd4), UINT64_C (0x76f988da831153b5), - UINT64_C (0x983e5152ee66dfab), UINT64_C (0xa831c66d2db43210), - UINT64_C (0xb00327c898fb213f), UINT64_C (0xbf597fc7beef0ee4), - UINT64_C (0xc6e00bf33da88fc2), UINT64_C (0xd5a79147930aa725), - UINT64_C (0x06ca6351e003826f), UINT64_C (0x142929670a0e6e70), - UINT64_C (0x27b70a8546d22ffc), UINT64_C (0x2e1b21385c26c926), - UINT64_C (0x4d2c6dfc5ac42aed), UINT64_C (0x53380d139d95b3df), - UINT64_C (0x650a73548baf63de), UINT64_C (0x766a0abb3c77b2a8), - UINT64_C (0x81c2c92e47edaee6), UINT64_C (0x92722c851482353b), - UINT64_C (0xa2bfe8a14cf10364), UINT64_C (0xa81a664bbc423001), - UINT64_C (0xc24b8b70d0f89791), UINT64_C (0xc76c51a30654be30), - UINT64_C (0xd192e819d6ef5218), UINT64_C (0xd69906245565a910), - UINT64_C (0xf40e35855771202a), UINT64_C (0x106aa07032bbd1b8), - UINT64_C (0x19a4c116b8d2d0c8), UINT64_C (0x1e376c085141ab53), - UINT64_C (0x2748774cdf8eeb99), UINT64_C (0x34b0bcb5e19b48a8), - UINT64_C (0x391c0cb3c5c95a63), UINT64_C (0x4ed8aa4ae3418acb), - UINT64_C (0x5b9cca4f7763e373), UINT64_C (0x682e6ff3d6b2b8a3), - UINT64_C (0x748f82ee5defb2fc), UINT64_C (0x78a5636f43172f60), - UINT64_C (0x84c87814a1f0ab72), UINT64_C (0x8cc702081a6439ec), - UINT64_C (0x90befffa23631e28), UINT64_C (0xa4506cebde82bde9), - UINT64_C (0xbef9a3f7b2c67915), UINT64_C (0xc67178f2e372532b), - UINT64_C (0xca273eceea26619c), UINT64_C (0xd186b8c721c0c207), - UINT64_C (0xeada7dd6cde0eb1e), UINT64_C (0xf57d4f7fee6ed178), - UINT64_C (0x06f067aa72176fba), UINT64_C (0x0a637dc5a2c898a6), - UINT64_C (0x113f9804bef90dae), UINT64_C (0x1b710b35131c471b), - UINT64_C (0x28db77f523047d84), UINT64_C (0x32caab7b40c72493), - UINT64_C (0x3c9ebe0a15c9bebc), UINT64_C (0x431d67c49c100d4c), - UINT64_C (0x4cc5d4becb3e42b6), UINT64_C (0x597f299cfc657e2a), - UINT64_C (0x5fcb6fab3ad6faec), UINT64_C (0x6c44198c4a475817) - }; - -void __sha512_process_block (const void *buffer, size_t len, - struct sha512_ctx *ctx); - -/* Initialize structure containing state of computation. - (FIPS 180-2:5.3.3) */ -void -__sha512_init_ctx (struct sha512_ctx *ctx) -{ - ctx->H[0] = UINT64_C (0x6a09e667f3bcc908); - ctx->H[1] = UINT64_C (0xbb67ae8584caa73b); - ctx->H[2] = UINT64_C (0x3c6ef372fe94f82b); - ctx->H[3] = UINT64_C (0xa54ff53a5f1d36f1); - ctx->H[4] = UINT64_C (0x510e527fade682d1); - ctx->H[5] = UINT64_C (0x9b05688c2b3e6c1f); - ctx->H[6] = UINT64_C (0x1f83d9abfb41bd6b); - ctx->H[7] = UINT64_C (0x5be0cd19137e2179); - - ctx->total[0] = ctx->total[1] = 0; - ctx->buflen = 0; -} - - -/* Process the remaining bytes in the internal buffer and the usual - prolog according to the standard and write the result to RESBUF. - - IMPORTANT: On some systems it is required that RESBUF is correctly - aligned for a 32 bits value. */ -void * -__sha512_finish_ctx (struct sha512_ctx *ctx, void *resbuf) -{ - /* Take yet unprocessed bytes into account. */ - uint64_t bytes = ctx->buflen; - size_t pad; - - /* Now count remaining bytes. */ -#ifdef USE_TOTAL128 - ctx->total128 += bytes; -#else - ctx->total[TOTAL128_low] += bytes; - if (ctx->total[TOTAL128_low] < bytes) - ++ctx->total[TOTAL128_high]; -#endif - - pad = bytes >= 112 ? 128 + 112 - bytes : 112 - bytes; - memcpy (&ctx->buffer[bytes], fillbuf, pad); - - /* Put the 128-bit file length in *bits* at the end of the buffer. */ - ctx->buffer64[(bytes + pad + 8) / 8] = SWAP (ctx->total[TOTAL128_low] << 3); - ctx->buffer64[(bytes + pad) / 8] = SWAP ((ctx->total[TOTAL128_high] << 3) - | (ctx->total[TOTAL128_low] >> 61)); - - /* Process last bytes. */ - __sha512_process_block (ctx->buffer, bytes + pad + 16, ctx); - - /* Put result from CTX in first 64 bytes following RESBUF. */ - for (unsigned int i = 0; i < 8; ++i) - ((uint64_t *) resbuf)[i] = SWAP (ctx->H[i]); - - return resbuf; -} - - -void -__sha512_process_bytes (const void *buffer, size_t len, struct sha512_ctx *ctx) -{ - /* When we already have some bits in our internal buffer concatenate - both inputs first. */ - if (ctx->buflen != 0) - { - size_t left_over = ctx->buflen; - size_t add = 256 - left_over > len ? len : 256 - left_over; - - memcpy (&ctx->buffer[left_over], buffer, add); - ctx->buflen += add; - - if (ctx->buflen > 128) - { - __sha512_process_block (ctx->buffer, ctx->buflen & ~127, ctx); - - ctx->buflen &= 127; - /* The regions in the following copy operation cannot overlap. */ - memcpy (ctx->buffer, &ctx->buffer[(left_over + add) & ~127], - ctx->buflen); - } - - buffer = (const char *) buffer + add; - len -= add; - } - - /* Process available complete blocks. */ - if (len >= 128) - { - while (len > 128) - { - __sha512_process_block (memcpy (ctx->buffer, buffer, 128), 128, - ctx); - buffer = (const char *) buffer + 128; - len -= 128; - } - } - - /* Move remaining bytes into internal buffer. */ - if (len > 0) - { - size_t left_over = ctx->buflen; - - memcpy (&ctx->buffer[left_over], buffer, len); - left_over += len; - if (left_over >= 128) - { - __sha512_process_block (ctx->buffer, 128, ctx); - left_over -= 128; - memcpy (ctx->buffer, &ctx->buffer[128], left_over); - } - ctx->buflen = left_over; - } -} - -#include <sha512-block.c> diff --git a/crypt/sha512.h b/crypt/sha512.h deleted file mode 100644 index 70fac16b05..0000000000 --- a/crypt/sha512.h +++ /dev/null @@ -1,72 +0,0 @@ -/* Declaration of functions and data types used for SHA512 sum computing - library functions. - Copyright (C) 2007-2023 Free Software Foundation, Inc. - This file is part of the GNU C Library. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; if not, see - <https://www.gnu.org/licenses/>. */ - -#ifndef _SHA512_H -#define _SHA512_H 1 - -#include <limits.h> -#include <stdint.h> -#include <stdio.h> -#include <endian.h> -#include <bits/wordsize.h> - - -/* Structure to save state of computation between the single steps. */ -struct sha512_ctx -{ - uint64_t H[8]; - - union - { -#if defined __GNUC__ && __WORDSIZE == 64 -# define USE_TOTAL128 - unsigned int total128 __attribute__ ((__mode__ (TI))); -#endif -#define TOTAL128_low (1 - (BYTE_ORDER == LITTLE_ENDIAN)) -#define TOTAL128_high (BYTE_ORDER == LITTLE_ENDIAN) - uint64_t total[2]; - }; - uint64_t buflen; - union - { - char buffer[256]; - uint64_t buffer64[32]; - }; -}; - -/* Initialize structure containing state of computation. - (FIPS 180-2: 5.3.3) */ -extern void __sha512_init_ctx (struct sha512_ctx *ctx) __THROW; - -/* Starting with the result of former calls of this function (or the - initialization function update the context for the next LEN bytes - starting at BUFFER. - It is NOT required that LEN is a multiple of 128. */ -extern void __sha512_process_bytes (const void *buffer, size_t len, - struct sha512_ctx *ctx) __THROW; - -/* Process the remaining bytes in the buffer and put result from CTX - in first 64 bytes following RESBUF. - - IMPORTANT: On some systems it is required that RESBUF is correctly - aligned for a 64 bits value. */ -extern void *__sha512_finish_ctx (struct sha512_ctx *ctx, void *resbuf) - __THROW; - -#endif /* sha512.h */ diff --git a/crypt/sha512c-test.c b/crypt/sha512c-test.c deleted file mode 100644 index 060e935c3c..0000000000 --- a/crypt/sha512c-test.c +++ /dev/null @@ -1,63 +0,0 @@ -#include <crypt.h> -#include <stdio.h> -#include <string.h> - -static const struct -{ - const char *salt; - const char *input; - const char *expected; -} tests[] = -{ - { "$6$saltstring", "Hello world!", - "$6$saltstring$svn8UoSVapNtMuq1ukKS4tPQd8iKwSMHWjl/O817G3uBnIFNjnQJu" - "esI68u4OTLiBFdcbYEdFCoEOfaS35inz1" }, - { "$6$rounds=10000$saltstringsaltstring", "Hello world!", - "$6$rounds=10000$saltstringsaltst$OW1/O6BYHV6BcXZu8QVeXbDWra3Oeqh0sb" - "HbbMCVNSnCM/UrjmM0Dp8vOuZeHBy/YTBmSK6H9qs/y3RnOaw5v." }, - { "$6$rounds=5000$toolongsaltstring", "This is just a test", - "$6$rounds=5000$toolongsaltstrin$lQ8jolhgVRVhY4b5pZKaysCLi0QBxGoNeKQ" - "zQ3glMhwllF7oGDZxUhx1yxdYcz/e1JSbq3y6JMxxl8audkUEm0" }, - { "$6$rounds=1400$anotherlongsaltstring", - "a very much longer text to encrypt. This one even stretches over more" - "than one line.", - "$6$rounds=1400$anotherlongsalts$POfYwTEok97VWcjxIiSOjiykti.o/pQs.wP" - "vMxQ6Fm7I6IoYN3CmLs66x9t0oSwbtEW7o7UmJEiDwGqd8p4ur1" }, - { "$6$rounds=77777$short", - "we have a short salt string but not a short password", - "$6$rounds=77777$short$WuQyW2YR.hBNpjjRhpYD/ifIw05xdfeEyQoMxIXbkvr0g" - "ge1a1x3yRULJ5CCaUeOxFmtlcGZelFl5CxtgfiAc0" }, - { "$6$rounds=123456$asaltof16chars..", "a short string", - "$6$rounds=123456$asaltof16chars..$BtCwjqMJGx5hrJhZywWvt0RLE8uZ4oPwc" - "elCjmw2kSYu.Ec6ycULevoBK25fs2xXgMNrCzIMVcgEJAstJeonj1" }, - { "$6$rounds=10$roundstoolow", "the minimum number is still observed", - "$6$rounds=1000$roundstoolow$kUMsbe306n21p9R.FRkW3IGn.S9NPN0x50YhH1x" - "hLsPuWGsUSklZt58jaTfF4ZEQpyUNGc0dqbpBYYBaHHrsX." }, -}; -#define ntests (sizeof (tests) / sizeof (tests[0])) - - -static int -do_test (void) -{ - int result = 0; - int i; - - for (i = 0; i < ntests; ++i) - { - char *cp = crypt (tests[i].input, tests[i].salt); - - if (strcmp (cp, tests[i].expected) != 0) - { - printf ("test %d: expected \"%s\", got \"%s\"\n", - i, tests[i].expected, cp); - result = 1; - } - } - - return result; -} - -#define TIMEOUT 32 -#define TEST_FUNCTION do_test () -#include "../test-skeleton.c" diff --git a/crypt/sha512test.c b/crypt/sha512test.c deleted file mode 100644 index 792e9a751a..0000000000 --- a/crypt/sha512test.c +++ /dev/null @@ -1,113 +0,0 @@ -#include <string.h> -#include "sha512.h" - -static const struct -{ - const char *input; - const char result[64]; -} tests[] = - { - /* Test vectors from FIPS 180-2: appendix C.1. */ - { "abc", - "\xdd\xaf\x35\xa1\x93\x61\x7a\xba\xcc\x41\x73\x49\xae\x20\x41\x31" - "\x12\xe6\xfa\x4e\x89\xa9\x7e\xa2\x0a\x9e\xee\xe6\x4b\x55\xd3\x9a" - "\x21\x92\x99\x2a\x27\x4f\xc1\xa8\x36\xba\x3c\x23\xa3\xfe\xeb\xbd" - "\x45\x4d\x44\x23\x64\x3c\xe8\x0e\x2a\x9a\xc9\x4f\xa5\x4c\xa4\x9f" }, - /* Test vectors from FIPS 180-2: appendix C.2. */ - { "abcdefghbcdefghicdefghijdefghijkefghijklfghijklmghijklmn" - "hijklmnoijklmnopjklmnopqklmnopqrlmnopqrsmnopqrstnopqrstu", - "\x8e\x95\x9b\x75\xda\xe3\x13\xda\x8c\xf4\xf7\x28\x14\xfc\x14\x3f" - "\x8f\x77\x79\xc6\xeb\x9f\x7f\xa1\x72\x99\xae\xad\xb6\x88\x90\x18" - "\x50\x1d\x28\x9e\x49\x00\xf7\xe4\x33\x1b\x99\xde\xc4\xb5\x43\x3a" - "\xc7\xd3\x29\xee\xb6\xdd\x26\x54\x5e\x96\xe5\x5b\x87\x4b\xe9\x09" }, - /* Test vectors from the NESSIE project. */ - { "", - "\xcf\x83\xe1\x35\x7e\xef\xb8\xbd\xf1\x54\x28\x50\xd6\x6d\x80\x07" - "\xd6\x20\xe4\x05\x0b\x57\x15\xdc\x83\xf4\xa9\x21\xd3\x6c\xe9\xce" - "\x47\xd0\xd1\x3c\x5d\x85\xf2\xb0\xff\x83\x18\xd2\x87\x7e\xec\x2f" - "\x63\xb9\x31\xbd\x47\x41\x7a\x81\xa5\x38\x32\x7a\xf9\x27\xda\x3e" }, - { "a", - "\x1f\x40\xfc\x92\xda\x24\x16\x94\x75\x09\x79\xee\x6c\xf5\x82\xf2" - "\xd5\xd7\xd2\x8e\x18\x33\x5d\xe0\x5a\xbc\x54\xd0\x56\x0e\x0f\x53" - "\x02\x86\x0c\x65\x2b\xf0\x8d\x56\x02\x52\xaa\x5e\x74\x21\x05\x46" - "\xf3\x69\xfb\xbb\xce\x8c\x12\xcf\xc7\x95\x7b\x26\x52\xfe\x9a\x75" }, - { "message digest", - "\x10\x7d\xbf\x38\x9d\x9e\x9f\x71\xa3\xa9\x5f\x6c\x05\x5b\x92\x51" - "\xbc\x52\x68\xc2\xbe\x16\xd6\xc1\x34\x92\xea\x45\xb0\x19\x9f\x33" - "\x09\xe1\x64\x55\xab\x1e\x96\x11\x8e\x8a\x90\x5d\x55\x97\xb7\x20" - "\x38\xdd\xb3\x72\xa8\x98\x26\x04\x6d\xe6\x66\x87\xbb\x42\x0e\x7c" }, - { "abcdefghijklmnopqrstuvwxyz", - "\x4d\xbf\xf8\x6c\xc2\xca\x1b\xae\x1e\x16\x46\x8a\x05\xcb\x98\x81" - "\xc9\x7f\x17\x53\xbc\xe3\x61\x90\x34\x89\x8f\xaa\x1a\xab\xe4\x29" - "\x95\x5a\x1b\xf8\xec\x48\x3d\x74\x21\xfe\x3c\x16\x46\x61\x3a\x59" - "\xed\x54\x41\xfb\x0f\x32\x13\x89\xf7\x7f\x48\xa8\x79\xc7\xb1\xf1" }, - { "abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq", - "\x20\x4a\x8f\xc6\xdd\xa8\x2f\x0a\x0c\xed\x7b\xeb\x8e\x08\xa4\x16" - "\x57\xc1\x6e\xf4\x68\xb2\x28\xa8\x27\x9b\xe3\x31\xa7\x03\xc3\x35" - "\x96\xfd\x15\xc1\x3b\x1b\x07\xf9\xaa\x1d\x3b\xea\x57\x78\x9c\xa0" - "\x31\xad\x85\xc7\xa7\x1d\xd7\x03\x54\xec\x63\x12\x38\xca\x34\x45" }, - { "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789", - "\x1e\x07\xbe\x23\xc2\x6a\x86\xea\x37\xea\x81\x0c\x8e\xc7\x80\x93" - "\x52\x51\x5a\x97\x0e\x92\x53\xc2\x6f\x53\x6c\xfc\x7a\x99\x96\xc4" - "\x5c\x83\x70\x58\x3e\x0a\x78\xfa\x4a\x90\x04\x1d\x71\xa4\xce\xab" - "\x74\x23\xf1\x9c\x71\xb9\xd5\xa3\xe0\x12\x49\xf0\xbe\xbd\x58\x94" }, - { "123456789012345678901234567890123456789012345678901234567890" - "12345678901234567890", - "\x72\xec\x1e\xf1\x12\x4a\x45\xb0\x47\xe8\xb7\xc7\x5a\x93\x21\x95" - "\x13\x5b\xb6\x1d\xe2\x4e\xc0\xd1\x91\x40\x42\x24\x6e\x0a\xec\x3a" - "\x23\x54\xe0\x93\xd7\x6f\x30\x48\xb4\x56\x76\x43\x46\x90\x0c\xb1" - "\x30\xd2\xa4\xfd\x5d\xd1\x6a\xbb\x5e\x30\xbc\xb8\x50\xde\xe8\x43" } - }; - - -int -main (void) -{ - struct sha512_ctx ctx; - char sum[64]; - int result = 0; - int cnt; - - for (cnt = 0; cnt < (int) (sizeof (tests) / sizeof (tests[0])); ++cnt) - { - __sha512_init_ctx (&ctx); - __sha512_process_bytes (tests[cnt].input, strlen (tests[cnt].input), - &ctx); - __sha512_finish_ctx (&ctx, sum); - if (memcmp (tests[cnt].result, sum, 64) != 0) - { - printf ("test %d run %d failed\n", cnt, 1); - result = 1; - } - - __sha512_init_ctx (&ctx); - for (int i = 0; tests[cnt].input[i] != '\0'; ++i) - __sha512_process_bytes (&tests[cnt].input[i], 1, &ctx); - __sha512_finish_ctx (&ctx, sum); - if (memcmp (tests[cnt].result, sum, 64) != 0) - { - printf ("test %d run %d failed\n", cnt, 2); - result = 1; - } - } - - /* Test vector from FIPS 180-2: appendix C.3. */ - char buf[1000]; - memset (buf, 'a', sizeof (buf)); - __sha512_init_ctx (&ctx); - for (int i = 0; i < 1000; ++i) - __sha512_process_bytes (buf, sizeof (buf), &ctx); - __sha512_finish_ctx (&ctx, sum); - static const char expected[64] = - "\xe7\x18\x48\x3d\x0c\xe7\x69\x64\x4e\x2e\x42\xc7\xbc\x15\xb4\x63" - "\x8e\x1f\x98\xb1\x3b\x20\x44\x28\x56\x32\xa8\x03\xaf\xa9\x73\xeb" - "\xde\x0f\xf2\x44\x87\x7e\xa6\x0a\x4c\xb0\x43\x2c\xe5\x77\xc3\x1b" - "\xeb\x00\x9c\x5c\x2c\x49\xaa\x2e\x4e\xad\xb2\x17\xad\x8c\xc0\x9b"; - if (memcmp (expected, sum, 64) != 0) - { - printf ("test %d failed\n", cnt); - result = 1; - } - - return result; -} diff --git a/crypt/speeds.c b/crypt/speeds.c deleted file mode 100644 index 810ecb0b29..0000000000 --- a/crypt/speeds.c +++ /dev/null @@ -1,153 +0,0 @@ -/* - * This fcrypt/crypt speed testing program - * is derived from one floating around in - * the net. It's distributed along with - * UFC-crypt but is not covered by any - * licence. - * - * @(#)speeds.c 1.11 20 Aug 1996 - */ - -#include <signal.h> -#include <stdio.h> - -#ifndef SIGVTALRM -/* - * patch from chip@chinacat.unicom.com (Chip Rosenthal): - * you may enable it if your system does not include - * a setitimer() function. You'll have to ensure the - * existence an environment variable: HZ giving how many - * ticks goes per second. - * If not existing in your default environment 50, 60 - * or even 100 may be the right value. Perhaps you should - * then use 'time ./ufc 10000' instead of guessing. - */ -#define NO_ITIMER -#endif - -#ifdef NO_ITIMER -#include <sys/types.h> -#include <sys/times.h> -#else -#include <sys/time.h> -#endif - -static int cnt; -#ifdef NO_ITIMER -char *hz; -struct tms tstart, tfinish; -#endif -#define ITIME 10 /* Number of seconds to run test. */ - -char *crypt(), *fcrypt(); - -void -Stop (void) -{ - double elapsed; -#ifdef NO_ITIMER - (void) times(&tfinish); - elapsed = ((tfinish.tms_utime + tfinish.tms_stime) - - (tstart.tms_utime + tstart.tms_stime)) / atoi(hz); - printf("elapsed time = %d sec, CPU time = %f sec\n", ITIME, elapsed); -#else - elapsed = ITIME; -#endif - printf ("Did %f %s()s per second.\n", ((float) cnt) / elapsed, -#if defined(FCRYPT) - "fcrypt" -#else - "crypt" -#endif - ); - exit (0); -} - -/* - * Silly rewrite of 'bzero'. I do so - * because some machines don't have - * bzero and some don't have memset. - */ - -static void clearmem(start, cnt) - char *start; - int cnt; - { while(cnt--) - *start++ = '\0'; - } - -main (void) -{ - char *s; -#ifdef NO_ITIMER - extern char *getenv(); -#else - struct itimerval itv; -#endif - -#ifdef NO_ITIMER - if ((hz = getenv("HZ")) == NULL) { - fprintf(stderr, "HZ environment parameter undefined\n"); - exit(1); - } -#endif - -#ifdef FCRYPT - printf("\n"); - printf("Warning: this version of the speed program may run slower when\n"); - printf("benchmarking UFC-crypt than previous versions. This is because it\n"); - printf("stresses the CPU hardware cache in order to get benchmark figures\n"); - printf("that corresponds closer to the performance that can be expected in\n"); - printf("a password cracker.\n\n"); -#endif - - printf ("Running %s for %d seconds of virtual time ...\n", -#ifdef FCRYPT - "UFC-crypt", -#else - "crypt(libc)", -#endif - ITIME); - -#ifdef FCRYPT - init_des (); -#endif - -#ifdef NO_ITIMER - signal(SIGALRM, Stop); - switch (fork()) { - case -1: - perror("fork failed"); - exit(1); - case 0: - sleep(10); - kill(getppid(), SIGALRM); - exit(0); - default: - (void) times(&tstart); - } -#else - clearmem ((char*)&itv, (int)sizeof (itv)); - signal (SIGVTALRM, Stop); - itv.it_value.tv_sec = ITIME; - itv.it_value.tv_usec = 0; - setitimer (ITIMER_VIRTUAL, &itv, NULL); -#endif - - - s = "fredred"; - for (cnt = 0;; cnt++) - { -#ifdef FCRYPT - s = fcrypt (s, "eek"); -#else - s = crypt (s, "eek"); -#endif - } -} - - - - - - diff --git a/crypt/ufc-crypt.h b/crypt/ufc-crypt.h deleted file mode 100644 index a391940e63..0000000000 --- a/crypt/ufc-crypt.h +++ /dev/null @@ -1,28 +0,0 @@ -/* Types for UFC-crypt. - Copyright (C) 1998-2023 Free Software Foundation, Inc. - This file is part of the GNU C Library. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; if not, see - <https://www.gnu.org/licenses/>. */ - -#include <stdint.h> - -typedef uint_fast32_t ufc_long; -typedef uint64_t long64; -typedef uint32_t long32; -#if UINT_FAST32_MAX == UINT_FAST64_MAX -# define _UFC_64_ -#else -# define _UFC_32_ -#endif diff --git a/crypt/ufc.c b/crypt/ufc.c deleted file mode 100644 index 8a42c638e0..0000000000 --- a/crypt/ufc.c +++ /dev/null @@ -1,54 +0,0 @@ -/* - * UFC-crypt: ultra fast crypt(3) implementation - * - * Copyright (C) 1991-2023 Free Software Foundation, Inc. - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; either - * version 2.1 of the License, or (at your option) any later version. - * - * This library is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with the GNU C Library; see the file COPYING.LIB. If not, - * see <https://www.gnu.org/licenses/>. - * - * @(#)ufc.c 2.7 9/10/96 - * - * Stub main program for debugging - * and benchmarking. - * - */ - -#include <stdio.h> - -char *crypt(); - -main(argc, argv) - int argc; - char **argv; - { char *s; - unsigned long i,iterations; - - if(argc != 2) { - fprintf(stderr, "usage: ufc iterations\n"); - exit(1); - } - argv++; - iterations = atoi(*argv); - printf("ufc: running %d iterations\n", iterations); - - for(i=0; i<iterations; i++) - s=crypt("foob","ar"); - if(strcmp(s, "arlEKn0OzVJn.") == 0) - printf("OK\n"); - else { - printf("wrong result: %s!!\n", s); - exit(1); - } - exit(0); - } diff --git a/elf/Makefile b/elf/Makefile index 9176cbf1e3..b46dee1c16 100644 --- a/elf/Makefile +++ b/elf/Makefile @@ -1217,23 +1217,6 @@ $(objpfx)tst-_dl_addr_inside_object: $(objpfx)dl-addr-obj.os CFLAGS-tst-_dl_addr_inside_object.c += $(PIE-ccflag) endif -# We can only test static libcrypt use if libcrypt has been built, -# and either NSS crypto is not in use, or static NSS libraries are -# available. -ifeq ($(build-crypt),no) -CFLAGS-tst-linkall-static.c += -DUSE_CRYPT=0 -else -ifeq ($(nss-crypt),no) -CFLAGS-tst-linkall-static.c += -DUSE_CRYPT=1 -else -ifeq ($(static-nss-crypt),no) -CFLAGS-tst-linkall-static.c += -DUSE_CRYPT=0 -else -CFLAGS-tst-linkall-static.c += -DUSE_CRYPT=1 -endif -endif -endif - include ../Rules ifeq (yes,$(build-shared)) @@ -1951,9 +1934,6 @@ endif ifeq ($(have-thread-library),yes) localplt-built-dso += $(filter-out %_nonshared.a, $(shared-thread-library)) endif -ifeq ($(build-crypt),yes) -localplt-built-dso += $(addprefix $(common-objpfx), crypt/libcrypt.so) -endif ifneq ($(pthread-in-libc),yes) localplt-built-dso += $(addprefix $(common-objpfx), rt/librt.so) endif @@ -2438,24 +2418,6 @@ $(objpfx)tst-linkall-static: \ $(common-objpfx)rt/librt.a \ $(static-thread-library) -ifeq ($(build-crypt),yes) -# If we are using NSS crypto and we have the ability to link statically -# then we include libcrypt.a, otherwise we leave out libcrypt.a and -# link as much as we can into the tst-linkall-static test. This assumes -# that linking with libcrypt.a does everything required to include the -# static NSS crypto library. -ifeq (yesyes,$(nss-crypt)$(static-nss-crypt)) -$(objpfx)tst-linkall-static: \ - $(common-objpfx)crypt/libcrypt.a -endif -# If we are not using NSS crypto then we always have the ability to link -# with libcrypt.a. -ifeq (no,$(nss-crypt)) -$(objpfx)tst-linkall-static: \ - $(common-objpfx)crypt/libcrypt.a -endif -endif - LDFLAGS-nextmod3.so = -Wl,--version-script=nextmod3.map # The application depends on the DSO, and the DSO loads the plugin. diff --git a/elf/tst-linkall-static.c b/elf/tst-linkall-static.c index d9943aa753..ccb6000d86 100644 --- a/elf/tst-linkall-static.c +++ b/elf/tst-linkall-static.c @@ -18,9 +18,6 @@ #include <math.h> #include <pthread.h> -#if USE_CRYPT -# include <crypt.h> -#endif #include <resolv.h> #include <dlfcn.h> #include <utmp.h> @@ -34,9 +31,6 @@ void *references[] = { &pow, /* libm */ &pthread_create, /* libpthread */ -#if USE_CRYPT - &crypt, /* libcrypt */ -#endif &res_send, /* libresolv */ &dlopen, /* libdl */ &login, /* libutil */ diff --git a/include/crypt.h b/include/crypt.h deleted file mode 100644 index 544551da21..0000000000 --- a/include/crypt.h +++ /dev/null @@ -1,3 +0,0 @@ -#ifndef _CRYPT_H -# include <crypt/crypt.h> -#endif /* _CRYPT_H */ diff --git a/locale/Makefile b/locale/Makefile index d7036b0855..c5387a35f3 100644 --- a/locale/Makefile +++ b/locale/Makefile @@ -47,7 +47,7 @@ extra-libs-others = $(extra-libs) libBrokenLocale-routines = broken_cur_max subdir-dirs = programs -vpath %.c programs ../crypt +vpath %.c programs vpath %.h programs vpath %.gperf programs @@ -69,8 +69,6 @@ endif include ../Rules -CFLAGS-md5.c += -I../crypt - programs/%-kw.h: programs/%-kw.gperf cd programs \ && $(GPERF) $(GPERFFLAGS) -N $(@F:-kw.h=_hash) $(<F) > $(@F).new diff --git a/locale/programs/locarchive.c b/locale/programs/locarchive.c index 71fd9f34fa..8eac0a8776 100644 --- a/locale/programs/locarchive.c +++ b/locale/programs/locarchive.c @@ -41,7 +41,7 @@ #include <libc-mmap.h> #include <libc-pointer-arith.h> -#include "../../crypt/md5.h" +#include "md5.h" #include "../localeinfo.h" #include "../locarchive.h" #include "localedef.h" diff --git a/locale/programs/locfile.c b/locale/programs/locfile.c index e3eef59295..1fecca6520 100644 --- a/locale/programs/locfile.c +++ b/locale/programs/locfile.c @@ -30,13 +30,13 @@ #include <assert.h> #include <wchar.h> -#include "../../crypt/md5.h" #include "localedef.h" #include "localeinfo.h" #include "locfile.h" #include "simple-hash.h" #include "locfile-kw.h" +#include "md5.h" #define obstack_chunk_alloc xmalloc #define obstack_chunk_free free diff --git a/crypt/md5-block.c b/locale/programs/md5-block.c index 35e99addec..35e99addec 100644 --- a/crypt/md5-block.c +++ b/locale/programs/md5-block.c diff --git a/crypt/md5.c b/locale/programs/md5.c index 03240a9a36..1434413c04 100644 --- a/crypt/md5.c +++ b/locale/programs/md5.c @@ -19,36 +19,12 @@ /* Written by Ulrich Drepper <drepper@gnu.ai.mit.edu>, 1995. */ -#ifdef HAVE_CONFIG_H -# include <config.h> -#endif - -#include <sys/types.h> - -#if STDC_HEADERS || defined _LIBC -# include <stdlib.h> -# include <string.h> -#else -# ifndef HAVE_MEMCPY -# define memcpy(d, s, n) (bcopy ((s), (d), (n)), (d)) -# endif -#endif - +#include <string.h> +#include <endian.h> #include "md5.h" -#ifdef _LIBC -# include <endian.h> -# if __BYTE_ORDER == __BIG_ENDIAN -# define WORDS_BIGENDIAN 1 -# endif -/* We need to keep the namespace clean so define the MD5 function - protected using leading __ . */ -# define md5_init_ctx __md5_init_ctx -# define md5_process_bytes __md5_process_bytes -# define md5_finish_ctx __md5_finish_ctx -# define md5_read_ctx __md5_read_ctx -# define md5_stream __md5_stream -# define md5_buffer __md5_buffer +#if __BYTE_ORDER == __BIG_ENDIAN +# define WORDS_BIGENDIAN 1 #endif #ifdef WORDS_BIGENDIAN @@ -67,7 +43,7 @@ static const unsigned char fillbuf[64] = { 0x80, 0 /* , 0, 0, ... */ }; /* Initialize structure containing state of computation. (RFC 1321, 3.3: Step 3) */ void -md5_init_ctx (struct md5_ctx *ctx) +__md5_init_ctx (struct md5_ctx *ctx) { ctx->A = 0x67452301; ctx->B = 0xefcdab89; @@ -84,7 +60,7 @@ md5_init_ctx (struct md5_ctx *ctx) IMPORTANT: On some systems it is required that RESBUF is correctly aligned for a 32 bits value. */ void * -md5_read_ctx (const struct md5_ctx *ctx, void *resbuf) +__md5_read_ctx (const struct md5_ctx *ctx, void *resbuf) { ((md5_uint32 *) resbuf)[0] = SWAP (ctx->A); ((md5_uint32 *) resbuf)[1] = SWAP (ctx->B); @@ -100,7 +76,7 @@ md5_read_ctx (const struct md5_ctx *ctx, void *resbuf) IMPORTANT: On some systems it is required that RESBUF is correctly aligned for a 32 bits value. */ void * -md5_finish_ctx (struct md5_ctx *ctx, void *resbuf) +__md5_finish_ctx (struct md5_ctx *ctx, void *resbuf) { /* Take yet unprocessed bytes into account. */ md5_uint32 bytes = ctx->buflen; @@ -122,61 +98,7 @@ md5_finish_ctx (struct md5_ctx *ctx, void *resbuf) /* Process last bytes. */ __md5_process_block (ctx->buffer, bytes + pad + 8, ctx); - return md5_read_ctx (ctx, resbuf); -} - -/* Compute MD5 message digest for bytes read from STREAM. The - resulting message digest number will be written into the 16 bytes - beginning at RESBLOCK. */ -int -md5_stream (FILE *stream, void *resblock) -{ - /* Important: BLOCKSIZE must be a multiple of 64. */ -#define BLOCKSIZE 4096 - struct md5_ctx ctx; - char buffer[BLOCKSIZE + 72]; - size_t sum; - - /* Initialize the computation context. */ - md5_init_ctx (&ctx); - - /* Iterate over full file contents. */ - while (1) - { - /* We read the file in blocks of BLOCKSIZE bytes. One call of the - computation function processes the whole buffer so that with the - next round of the loop another block can be read. */ - size_t n; - sum = 0; - - /* Read block. Take care for partial reads. */ - do - { - n = fread (buffer + sum, 1, BLOCKSIZE - sum, stream); - - sum += n; - } - while (sum < BLOCKSIZE && n != 0); - if (n == 0 && ferror (stream)) - return 1; - - /* If end of file is reached, end the loop. */ - if (n == 0) - break; - - /* Process buffer with BLOCKSIZE bytes. Note that - BLOCKSIZE % 64 == 0 - */ - __md5_process_block (buffer, BLOCKSIZE, &ctx); - } - - /* Add the last bytes if necessary. */ - if (sum > 0) - md5_process_bytes (buffer, sum, &ctx); - - /* Construct result in desired memory. */ - md5_finish_ctx (&ctx, resblock); - return 0; + return __md5_read_ctx (ctx, resbuf); } /* Compute MD5 message digest for LEN bytes beginning at BUFFER. The @@ -184,23 +106,23 @@ md5_stream (FILE *stream, void *resblock) output yields to the wanted ASCII representation of the message digest. */ void * -md5_buffer (const char *buffer, size_t len, void *resblock) +__md5_buffer (const char *buffer, size_t len, void *resblock) { struct md5_ctx ctx; /* Initialize the computation context. */ - md5_init_ctx (&ctx); + __md5_init_ctx (&ctx); /* Process whole buffer but last len % 64 bytes. */ - md5_process_bytes (buffer, len, &ctx); + __md5_process_bytes (buffer, len, &ctx); /* Put result in desired memory area. */ - return md5_finish_ctx (&ctx, resblock); + return __md5_finish_ctx (&ctx, resblock); } void -md5_process_bytes (const void *buffer, size_t len, struct md5_ctx *ctx) +__md5_process_bytes (const void *buffer, size_t len, struct md5_ctx *ctx) { /* When we already have some bits in our internal buffer concatenate both inputs first. */ diff --git a/crypt/md5.h b/locale/programs/md5.h index 0b43e4a9ae..081b064fdb 100644 --- a/crypt/md5.h +++ b/locale/programs/md5.h @@ -20,12 +20,6 @@ #ifndef _MD5_H #define _MD5_H 1 -#include <stdio.h> - -#if defined HAVE_LIMITS_H || defined _LIBC -# include <limits.h> -#endif - #define MD5_DIGEST_SIZE 16 #define MD5_BLOCK_SIZE 64 @@ -36,41 +30,9 @@ the resulting executable. Locally running cross-compiled executables is usually not possible. */ -#ifdef _LIBC -# include <stdint.h> +#include <stdint.h> typedef uint32_t md5_uint32; typedef uintptr_t md5_uintptr; -#else -# define UINT_MAX_32_BITS 4294967295U - -/* If UINT_MAX isn't defined, assume it's a 32-bit type. - This should be valid for all systems GNU cares about because - that doesn't include 16-bit systems, and only modern systems - (that certainly have <limits.h>) have 64+-bit integral types. */ - -# ifndef UINT_MAX -# define UINT_MAX UINT_MAX_32_BITS -# endif - -# if UINT_MAX == UINT_MAX_32_BITS - typedef unsigned int md5_uint32; -# else -# if USHRT_MAX == UINT_MAX_32_BITS - typedef unsigned short md5_uint32; -# else -# if ULONG_MAX == UINT_MAX_32_BITS - typedef unsigned long md5_uint32; -# else - /* The following line is intended to evoke an error. - Using #error is not portable enough. */ - "Cannot determine unsigned 32-bit data type." -# endif -# endif -# endif -/* We have to make a guess about the integer type equivalent in size - to pointers which should always be correct. */ -typedef unsigned long int md5_uintptr; -#endif /* Structure to save state of computation between the single steps. */ struct md5_ctx @@ -130,12 +92,6 @@ extern void *__md5_finish_ctx (struct md5_ctx *ctx, void *resbuf) __THROW; aligned for a 32 bits value. */ extern void *__md5_read_ctx (const struct md5_ctx *ctx, void *resbuf) __THROW; - -/* Compute MD5 message digest for bytes read from STREAM. The - resulting message digest number will be written into the 16 bytes - beginning at RESBLOCK. */ -extern int __md5_stream (FILE *stream, void *resblock) __THROW; - /* Compute MD5 message digest for LEN bytes beginning at BUFFER. The result is always in little endian byte order, so that a byte-wise output yields to the wanted ASCII representation of the message diff --git a/manual/contrib.texi b/manual/contrib.texi index 20d9f74780..52ebd6944a 100644 --- a/manual/contrib.texi +++ b/manual/contrib.texi @@ -199,7 +199,7 @@ Romain Geissler for various fixes. @item Michael Glad for the passphrase-hashing function @code{crypt} and related -functions. +functions (no longer part of glibc, but we still appreciate his work). @item Wolfram Gloger for contributing the memory allocation functions diff --git a/manual/crypt.texi b/manual/crypt.texi index af23dd7847..4882ee34e5 100644 --- a/manual/crypt.texi +++ b/manual/crypt.texi @@ -1,205 +1,18 @@ @node Cryptographic Functions, Debugging Support, System Configuration, Top @chapter Cryptographic Functions -@c %MENU% Passphrase storage and strongly unpredictable bytes. +@c %MENU% A few functions to support cryptographic applications -@Theglibc{} includes only a few special-purpose cryptographic -functions: one-way hash functions for passphrase storage, and access -to a cryptographic randomness source, if one is provided by the -operating system. Programs that need general-purpose cryptography -should use a dedicated cryptography library, such as +@Theglibc{} includes only one type of special-purpose cryptographic +functions; these allow use of a source of cryptographically strong +pseudorandom numbers, if such a source is provided by the operating +system. Programs that need general-purpose cryptography should use +a dedicated cryptography library, such as @uref{https://www.gnu.org/software/libgcrypt/,,libgcrypt}. -Many countries place legal restrictions on the import, export, -possession, or use of cryptographic software. We deplore these -restrictions, but we must still warn you that @theglibc{} may be -subject to them, even if you do not use the functions in this chapter -yourself. The restrictions vary from place to place and are changed -often, so we cannot give any more specific advice than this warning. - @menu -* Passphrase Storage:: One-way hashing for passphrases. * Unpredictable Bytes:: Randomness for cryptographic purposes. @end menu -@node Passphrase Storage -@section Passphrase Storage -@cindex passphrase hashing -@cindex one-way hashing -@cindex hashing, passphrase - -Sometimes it is necessary to be sure that a user is authorized -to use some service a machine provides---for instance, to log in as a -particular user id (@pxref{Users and Groups}). One traditional way of -doing this is for each user to choose a secret @dfn{passphrase}; then, the -system can ask someone claiming to be a user what the user's passphrase -is, and if the person gives the correct passphrase then the system can -grant the appropriate privileges. (Traditionally, these were called -``passwords,'' but nowadays a single word is too easy to guess.) - -Programs that handle passphrases must take special care not to reveal -them to anyone, no matter what. It is not enough to keep them in a -file that is only accessible with special privileges. The file might -be ``leaked'' via a bug or misconfiguration, and system administrators -shouldn't learn everyone's passphrase even if they have to edit that -file for some reason. To avoid this, passphrases should also be -converted into @dfn{one-way hashes}, using a @dfn{one-way function}, -before they are stored. - -A one-way function is easy to compute, but there is no known way to -compute its inverse. This means the system can easily check -passphrases, by hashing them and comparing the result with the stored -hash. But an attacker who discovers someone's passphrase hash can -only discover the passphrase it corresponds to by guessing and -checking. The one-way functions are designed to make this process -impractically slow, for all but the most obvious guesses. (Do not use -a word from the dictionary as your passphrase.) - -@Theglibc{} provides an interface to four one-way functions, based on -the SHA-2-512, SHA-2-256, MD5, and DES cryptographic primitives. New -passphrases should be hashed with either of the SHA-based functions. -The others are too weak for newly set passphrases, but we continue to -support them for verifying old passphrases. The DES-based hash is -especially weak, because it ignores all but the first eight characters -of its input. - -@deftypefun {char *} crypt (const char *@var{phrase}, const char *@var{salt}) -@standards{X/Open, unistd.h} -@standards{GNU, crypt.h} -@safety{@prelim{}@mtunsafe{@mtasurace{:crypt}}@asunsafe{@asucorrupt{} @asulock{} @ascuheap{} @ascudlopen{}}@acunsafe{@aculock{} @acsmem{}}} -@c Besides the obvious problem of returning a pointer into static -@c storage, the DES initializer takes an internal lock with the usual -@c set of problems for AS- and AC-Safety. -@c The NSS implementations may leak file descriptors if cancelled. -@c The MD5, SHA256 and SHA512 implementations will malloc on long keys, -@c and NSS relies on dlopening, which brings about another can of worms. - -The function @code{crypt} converts a passphrase string, @var{phrase}, -into a one-way hash suitable for storage in the user database. The -string that it returns will consist entirely of printable ASCII -characters. It will not contain whitespace, nor any of the characters -@samp{:}, @samp{;}, @samp{*}, @samp{!}, or @samp{\}. - -The @var{salt} parameter controls which one-way function is used, and -it also ensures that the output of the one-way function is different -for every user, even if they have the same passphrase. This makes it -harder to guess passphrases from a large user database. Without salt, -the attacker could make a guess, run @code{crypt} on it once, and -compare the result with all the hashes. Salt forces the attacker to -make separate calls to @code{crypt} for each user. - -To verify a passphrase, pass the previously hashed passphrase as the -@var{salt}. To hash a new passphrase for storage, set @var{salt} to a -string consisting of a prefix plus a sequence of randomly chosen -characters, according to this table: - -@multitable @columnfractions .2 .1 .3 -@headitem One-way function @tab Prefix @tab Random sequence -@item SHA-2-512 -@tab @samp{$6$} -@tab 16 characters -@item SHA-2-256 -@tab @samp{$5$} -@tab 16 characters -@item MD5 -@tab @samp{$1$} -@tab 8 characters -@item DES -@tab @samp{} -@tab 2 characters -@end multitable - -In all cases, the random characters should be chosen from the alphabet -@code{./0-9A-Za-z}. - -With all of the hash functions @emph{except} DES, @var{phrase} can be -arbitrarily long, and all eight bits of each byte are significant. -With DES, only the first eight characters of @var{phrase} affect the -output, and the eighth bit of each byte is also ignored. - -@code{crypt} can fail. Some implementations return @code{NULL} on -failure, and others return an @emph{invalid} hashed passphrase, which -will begin with a @samp{*} and will not be the same as @var{salt}. In -either case, @code{errno} will be set to indicate the problem. Some -of the possible error codes are: - -@table @code -@item EINVAL -@var{salt} is invalid; neither a previously hashed passphrase, nor a -well-formed new salt for any of the supported hash functions. - -@item EPERM -The system configuration forbids use of the hash function selected by -@var{salt}. - -@item ENOMEM -Failed to allocate internal scratch storage. - -@item ENOSYS -@itemx EOPNOTSUPP -Hashing passphrases is not supported at all, or the hash function -selected by @var{salt} is not supported. @Theglibc{} does not use -these error codes, but they may be encountered on other operating -systems. -@end table - -@code{crypt} uses static storage for both internal scratchwork and the -string it returns. It is not safe to call @code{crypt} from multiple -threads simultaneously, and the string it returns will be overwritten -by any subsequent call to @code{crypt}. - -@code{crypt} is specified in the X/Open Portability Guide and is -present on nearly all historical Unix systems. However, the XPG does -not specify any one-way functions. - -@code{crypt} is declared in @file{unistd.h}. @Theglibc{} also -declares this function in @file{crypt.h}. -@end deftypefun - -@deftypefun {char *} crypt_r (const char *@var{phrase}, const char *@var{salt}, struct crypt_data *@var{data}) -@standards{GNU, crypt.h} -@safety{@prelim{}@mtsafe{}@asunsafe{@asucorrupt{} @asulock{} @ascuheap{} @ascudlopen{}}@acunsafe{@aculock{} @acsmem{}}} -@tindex struct crypt_data -@c Compared with crypt, this function fixes the @mtasurace:crypt -@c problem, but nothing else. - -The function @code{crypt_r} is a thread-safe version of @code{crypt}. -Instead of static storage, it uses the memory pointed to by its -@var{data} argument for both scratchwork and the string it returns. -It can safely be used from multiple threads, as long as different -@var{data} objects are used in each thread. The string it returns -will still be overwritten by another call with the same @var{data}. - -@var{data} must point to a @code{struct crypt_data} object allocated -by the caller. All of the fields of @code{struct crypt_data} are -private, but before one of these objects is used for the first time, -it must be initialized to all zeroes, using @code{memset} or similar. -After that, it can be reused for many calls to @code{crypt_r} without -erasing it again. @code{struct crypt_data} is very large, so it is -best to allocate it with @code{malloc} rather than as a local -variable. @xref{Memory Allocation}. - -@code{crypt_r} is a GNU extension. It is declared in @file{crypt.h}, -as is @code{struct crypt_data}. -@end deftypefun - -The following program shows how to use @code{crypt} the first time a -passphrase is entered. It uses @code{getentropy} to make the salt as -unpredictable as possible; @pxref{Unpredictable Bytes}. - -@smallexample -@include genpass.c.texi -@end smallexample - -The next program demonstrates how to verify a passphrase. It checks a -hash hardcoded into the program, because looking up real users' hashed -passphrases may require special privileges (@pxref{User Database}). -It also shows that different one-way functions produce different -hashes for the same passphrase. - -@smallexample -@include testpass.c.texi -@end smallexample - @node Unpredictable Bytes @section Generating Unpredictable Bytes @cindex randomness source @@ -211,27 +24,24 @@ hashes for the same passphrase. @cindex CSPRNG @cindex DRBG -Cryptographic applications often need some random data that will be as -difficult as possible for a hostile eavesdropper to guess. For -instance, encryption keys should be chosen at random, and the ``salt'' -strings used by @code{crypt} (@pxref{Passphrase Storage}) should also -be chosen at random. - -Some pseudo-random number generators do not provide unpredictable-enough -output for cryptographic applications; @pxref{Pseudo-Random Numbers}. -Such applications need to use a @dfn{cryptographic random number -generator} (CRNG), also sometimes called a @dfn{cryptographically strong -pseudo-random number generator} (CSPRNG) or @dfn{deterministic random -bit generator} (DRBG). +Cryptographic applications often need random data that will be as +difficult as possible for a hostile eavesdropper to guess. +The pseudo-random number generators provided by @theglibc{} +(@pxref{Pseudo-Random Numbers}) are not suitable for this purpose. +They produce output that is @emph{statistically} random, but fails to +be @emph{unpredictable}. Cryptographic applications require a +@dfn{cryptographic random number generator} (CRNG), also known as a +@dfn{cryptographically strong pseudo-random number generator} (CSPRNG) +or a @dfn{deterministic random bit generator} (DRBG). Currently, @theglibc{} does not provide a cryptographic random number -generator, but it does provide functions that read random data from a -@dfn{randomness source} supplied by the operating system. The -randomness source is a CRNG at heart, but it also continually -``re-seeds'' itself from physical sources of randomness, such as -electronic noise and clock jitter. This means applications do not need -to do anything to ensure that the random numbers it produces are -different on each run. +generator, but it does provide functions that read cryptographically +strong random data from a @dfn{randomness source} supplied by the +operating system. This randomness source is a CRNG at heart, but it +also continually ``re-seeds'' itself from physical sources of +randomness, such as electronic noise and clock jitter. This means +applications do not need to do anything to ensure that the random +numbers it produces are different on each run. The catch, however, is that these functions will only produce relatively short random strings in any one call. Often this is not a diff --git a/manual/examples/genpass.c b/manual/examples/genpass.c deleted file mode 100644 index e40efc782b..0000000000 --- a/manual/examples/genpass.c +++ /dev/null @@ -1,59 +0,0 @@ -/* Encrypting Passwords - Copyright (C) 1991-2023 Free Software Foundation, Inc. - - This program is free software; you can redistribute it and/or - modify it under the terms of the GNU General Public License - as published by the Free Software Foundation; either version 2 - of the License, or (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, see <https://www.gnu.org/licenses/>. -*/ - -#include <stdio.h> -#include <unistd.h> -#include <crypt.h> - -int -main(void) -{ - unsigned char ubytes[16]; - char salt[20]; - const char *const saltchars = - "./0123456789ABCDEFGHIJKLMNOPQRST" - "UVWXYZabcdefghijklmnopqrstuvwxyz"; - char *hash; - int i; - - /* Retrieve 16 unpredictable bytes from the operating system. */ - if (getentropy (ubytes, sizeof ubytes)) - { - perror ("getentropy"); - return 1; - } - - /* Use them to fill in the salt string. */ - salt[0] = '$'; - salt[1] = '5'; /* SHA-256 */ - salt[2] = '$'; - for (i = 0; i < 16; i++) - salt[3+i] = saltchars[ubytes[i] & 0x3f]; - salt[3+i] = '\0'; - - /* Read in the user's passphrase and hash it. */ - hash = crypt (getpass ("Enter new passphrase: "), salt); - if (!hash || hash[0] == '*') - { - perror ("crypt"); - return 1; - } - - /* Print the results. */ - puts (hash); - return 0; -} diff --git a/manual/examples/testpass.c b/manual/examples/testpass.c deleted file mode 100644 index 555fe115c4..0000000000 --- a/manual/examples/testpass.c +++ /dev/null @@ -1,67 +0,0 @@ -/* Verify a passphrase. - Copyright (C) 1991-2023 Free Software Foundation, Inc. - - This program is free software; you can redistribute it and/or - modify it under the terms of the GNU General Public License - as published by the Free Software Foundation; either version 2 - of the License, or (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, see <https://www.gnu.org/licenses/>. -*/ - -#include <stdio.h> -#include <string.h> -#include <unistd.h> -#include <crypt.h> - -/* @samp{GNU's Not Unix} hashed using SHA-256, MD5, and DES. */ -static const char hash_sha[] = - "$5$DQ2z5NHf1jNJnChB$kV3ZTR0aUaosujPhLzR84Llo3BsspNSe4/tsp7VoEn6"; -static const char hash_md5[] = "$1$A3TxDv41$rtXVTUXl2LkeSV0UU5xxs1"; -static const char hash_des[] = "FgkTuF98w5DaI"; - -int -main(void) -{ - char *phrase; - int status = 0; - - /* Prompt for a passphrase. */ - phrase = getpass ("Enter passphrase: "); - - /* Compare against the stored hashes. Any input that begins with - @samp{GNU's No} will match the DES hash, but the other two will - only match @samp{GNU's Not Unix}. */ - - if (strcmp (crypt (phrase, hash_sha), hash_sha)) - { - puts ("SHA: not ok"); - status = 1; - } - else - puts ("SHA: ok"); - - if (strcmp (crypt (phrase, hash_md5), hash_md5)) - { - puts ("MD5: not ok"); - status = 1; - } - else - puts ("MD5: ok"); - - if (strcmp (crypt (phrase, hash_des), hash_des)) - { - puts ("DES: not ok"); - status = 1; - } - else - puts ("DES: ok"); - - return status; -} diff --git a/manual/users.texi b/manual/users.texi index 72da3fb714..4c83f12c42 100644 --- a/manual/users.texi +++ b/manual/users.texi @@ -1731,8 +1731,8 @@ most systems, but on some systems a special network server gives access to it. Historically, this database included one-way hashes of user -passphrases (@pxref{Passphrase Storage}) as well as public information -about each user (such as their user ID and full name). Many of the +passphrases, as well as public information about each user +(such as their user ID and full name). Many of the names of functions and data structures associated with this database, and the filename @file{/etc/passwd} itself, reflect this history. However, the information in this database is available to all users, and it is diff --git a/posix/unistd.h b/posix/unistd.h index 0477527a60..1f9cd8cbf0 100644 --- a/posix/unistd.h +++ b/posix/unistd.h @@ -1150,16 +1150,6 @@ ssize_t copy_file_range (int __infd, __off64_t *__pinoff, extern int fdatasync (int __fildes); #endif /* Use POSIX199309 */ -#ifdef __USE_MISC -/* One-way hash PHRASE, returning a string suitable for storage in the - user database. SALT selects the one-way function to use, and - ensures that no two users' hashes are the same, even if they use - the same passphrase. The return value points to static storage - which will be overwritten by the next call to crypt. */ -extern char *crypt (const char *__key, const char *__salt) - __THROW __nonnull ((1, 2)); -#endif - #ifdef __USE_XOPEN /* Swab pairs bytes in the first N bytes of the area pointed to by FROM and copy the result to TO. The value of TO must not be in the diff --git a/scripts/build-many-glibcs.py b/scripts/build-many-glibcs.py index 109b2c3bab..dfe10576a0 100755 --- a/scripts/build-many-glibcs.py +++ b/scripts/build-many-glibcs.py @@ -465,7 +465,6 @@ class Context(object): '--disable-profile', '--disable-timezone-tools', '--disable-mathvec', - '--disable-crypt', '--disable-build-nscd', '--disable-nscd']}, {'variant': 'no-pie', @@ -486,9 +485,7 @@ class Context(object): {'arch': 'i586', 'ccopts': '-m32 -march=i586'}, {'variant': 'enable-fortify-source', - 'cfg': ['--enable-fortify-source']}, - {'variant': 'enable-crypt', - 'cfg': ['--enable-crypt']}]) + 'cfg': ['--enable-fortify-source']}]) self.add_config(arch='x86_64', os_name='gnu', gcc_cfg=['--disable-multilib']) diff --git a/scripts/documented.sh b/scripts/documented.sh index 7d1ffd4a92..24bb7b3e54 100644 --- a/scripts/documented.sh +++ b/scripts/documented.sh @@ -14,7 +14,7 @@ sed -e '/^__fpending$/d' -e '/^__flbf$/d' -e '/^__fbufsize$/d' | sed -e '/^alloca$/d' | sort -u > DOCUMENTED -nm --extern --define $bindir/libc.so $bindir/math/libm.so $bindir/rt/librt.so $bindir/linuxthreads/libpthread.so $bindir/dlfcn/libdl.so $bindir/crypt/libcrypt.so $bindir/login/libutil.so | +nm --extern --define $bindir/libc.so $bindir/math/libm.so $bindir/rt/librt.so $bindir/linuxthreads/libpthread.so $bindir/dlfcn/libdl.so $bindir/login/libutil.so | grep -E " [TW] ([[:alpha:]]|_[[:alpha:]])" | sed 's/\(@.*\)//' | cut -b 12- | diff --git a/shlib-versions b/shlib-versions index b87ab50c59..b1fd0a5eab 100644 --- a/shlib-versions +++ b/shlib-versions @@ -50,9 +50,6 @@ libnss_db=2 # Version for libnsl with YP and NIS+ functions. libnsl=1 -# This defines the shared library version numbers we will install. -libcrypt=1 - # The gross patch for programs assuming broken locale implementations. libBrokenLocale=1 diff --git a/stdio-common/Versions b/stdio-common/Versions index 4bcfc3fb41..8e1cbf8559 100644 --- a/stdio-common/Versions +++ b/stdio-common/Versions @@ -74,7 +74,5 @@ libc { GLIBC_PRIVATE { # global variables _itoa_lower_digits; - # Used in libcrypt. - __snprintf; } } diff --git a/sysdeps/generic/fips-private.h b/sysdeps/generic/fips-private.h deleted file mode 100644 index 92dc3833aa..0000000000 --- a/sysdeps/generic/fips-private.h +++ /dev/null @@ -1,36 +0,0 @@ -/* Dummy implementation of FIPS compliance status test. - Copyright (C) 2012-2023 Free Software Foundation, Inc. - This file is part of the GNU C Library. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; if not, see - <https://www.gnu.org/licenses/>. */ - -#ifndef _FIPS_PRIVATE_H -#define _FIPS_PRIVATE_H - -#include <stdbool.h> - -/* Return true if compliance with the FIPS security standards is - enabled. - - This is only relevant within crypt, to tell whether MD5 and DES - algorithms should be rejected. */ - -static inline bool -fips_enabled_p (void) -{ - return false; -} - -#endif /* _FIPS_PRIVATE_H */ diff --git a/sysdeps/generic/libcrypt.abilist b/sysdeps/generic/libcrypt.abilist deleted file mode 100644 index e69de29bb2..0000000000 --- a/sysdeps/generic/libcrypt.abilist +++ /dev/null diff --git a/sysdeps/mach/Makefile b/sysdeps/mach/Makefile index 820c6b849d..a9d4aa04ce 100644 --- a/sysdeps/mach/Makefile +++ b/sysdeps/mach/Makefile @@ -50,9 +50,7 @@ mach-before-compile: before-compile += $(mach-before-compile) endif -ifeq (crypt,$(subdir)) - LDLIBS-crypt.so += $(objdir)/mach/libmachuser.so -else ifeq (dlfcn,$(subdir)) +ifeq (dlfcn,$(subdir)) LDLIBS-dl.so += $(objdir)/mach/libmachuser.so else ifeq (nis,$(subdir)) LDLIBS-nsl.so += $(objdir)/mach/libmachuser.so diff --git a/sysdeps/mach/hurd/i386/libcrypt.abilist b/sysdeps/mach/hurd/i386/libcrypt.abilist deleted file mode 100644 index 5cd9b78d1e..0000000000 --- a/sysdeps/mach/hurd/i386/libcrypt.abilist +++ /dev/null @@ -1,7 +0,0 @@ -GLIBC_2.2.6 crypt F -GLIBC_2.2.6 crypt_r F -GLIBC_2.2.6 encrypt F -GLIBC_2.2.6 encrypt_r F -GLIBC_2.2.6 fcrypt F -GLIBC_2.2.6 setkey F -GLIBC_2.2.6 setkey_r F diff --git a/sysdeps/mach/hurd/x86_64/libcrypt.abilist b/sysdeps/mach/hurd/x86_64/libcrypt.abilist deleted file mode 100644 index 3ee068a093..0000000000 --- a/sysdeps/mach/hurd/x86_64/libcrypt.abilist +++ /dev/null @@ -1,2 +0,0 @@ -GLIBC_2.38 crypt F -GLIBC_2.38 crypt_r F diff --git a/sysdeps/unix/sysv/linux/aarch64/libcrypt.abilist b/sysdeps/unix/sysv/linux/aarch64/libcrypt.abilist deleted file mode 100644 index 4082747aa3..0000000000 --- a/sysdeps/unix/sysv/linux/aarch64/libcrypt.abilist +++ /dev/null @@ -1,7 +0,0 @@ -GLIBC_2.17 crypt F -GLIBC_2.17 crypt_r F -GLIBC_2.17 encrypt F -GLIBC_2.17 encrypt_r F -GLIBC_2.17 fcrypt F -GLIBC_2.17 setkey F -GLIBC_2.17 setkey_r F diff --git a/sysdeps/unix/sysv/linux/alpha/libcrypt.abilist b/sysdeps/unix/sysv/linux/alpha/libcrypt.abilist deleted file mode 100644 index cd6ba95280..0000000000 --- a/sysdeps/unix/sysv/linux/alpha/libcrypt.abilist +++ /dev/null @@ -1,7 +0,0 @@ -GLIBC_2.0 crypt F -GLIBC_2.0 crypt_r F -GLIBC_2.0 encrypt F -GLIBC_2.0 encrypt_r F -GLIBC_2.0 fcrypt F -GLIBC_2.0 setkey F -GLIBC_2.0 setkey_r F diff --git a/sysdeps/unix/sysv/linux/alpha/shlib-versions b/sysdeps/unix/sysv/linux/alpha/shlib-versions index cd913c257c..bcbbc5454b 100644 --- a/sysdeps/unix/sysv/linux/alpha/shlib-versions +++ b/sysdeps/unix/sysv/linux/alpha/shlib-versions @@ -10,5 +10,4 @@ libutil=1.1 libresolv=2.1 libnsl=1.1 -libcrypt=1.1 libBrokenLocale=1.1 diff --git a/sysdeps/unix/sysv/linux/arc/libcrypt.abilist b/sysdeps/unix/sysv/linux/arc/libcrypt.abilist deleted file mode 100644 index 6bd253453e..0000000000 --- a/sysdeps/unix/sysv/linux/arc/libcrypt.abilist +++ /dev/null @@ -1,2 +0,0 @@ -GLIBC_2.32 crypt F -GLIBC_2.32 crypt_r F diff --git a/sysdeps/unix/sysv/linux/arm/Makefile b/sysdeps/unix/sysv/linux/arm/Makefile index 32db854cbd..e2b5a0eab3 100644 --- a/sysdeps/unix/sysv/linux/arm/Makefile +++ b/sysdeps/unix/sysv/linux/arm/Makefile @@ -17,10 +17,6 @@ endif # Add a syscall function to each library that needs one. -ifeq ($(subdir),crypt) -libcrypt-sysdep_routines += libc-do-syscall -endif - ifeq ($(subdir),rt) librt-sysdep_routines += libc-do-syscall librt-shared-only-routines += libc-do-syscall diff --git a/sysdeps/unix/sysv/linux/arm/be/libcrypt.abilist b/sysdeps/unix/sysv/linux/arm/be/libcrypt.abilist deleted file mode 100644 index 78a25b6df2..0000000000 --- a/sysdeps/unix/sysv/linux/arm/be/libcrypt.abilist +++ /dev/null @@ -1,7 +0,0 @@ -GLIBC_2.4 crypt F -GLIBC_2.4 crypt_r F -GLIBC_2.4 encrypt F -GLIBC_2.4 encrypt_r F -GLIBC_2.4 fcrypt F -GLIBC_2.4 setkey F -GLIBC_2.4 setkey_r F diff --git a/sysdeps/unix/sysv/linux/arm/le/libcrypt.abilist b/sysdeps/unix/sysv/linux/arm/le/libcrypt.abilist deleted file mode 100644 index 78a25b6df2..0000000000 --- a/sysdeps/unix/sysv/linux/arm/le/libcrypt.abilist +++ /dev/null @@ -1,7 +0,0 @@ -GLIBC_2.4 crypt F -GLIBC_2.4 crypt_r F -GLIBC_2.4 encrypt F -GLIBC_2.4 encrypt_r F -GLIBC_2.4 fcrypt F -GLIBC_2.4 setkey F -GLIBC_2.4 setkey_r F diff --git a/sysdeps/unix/sysv/linux/csky/libcrypt.abilist b/sysdeps/unix/sysv/linux/csky/libcrypt.abilist deleted file mode 100644 index da3abbf8fb..0000000000 --- a/sysdeps/unix/sysv/linux/csky/libcrypt.abilist +++ /dev/null @@ -1,2 +0,0 @@ -GLIBC_2.29 crypt F -GLIBC_2.29 crypt_r F diff --git a/sysdeps/unix/sysv/linux/fips-private.h b/sysdeps/unix/sysv/linux/fips-private.h deleted file mode 100644 index c9e6a58e7a..0000000000 --- a/sysdeps/unix/sysv/linux/fips-private.h +++ /dev/null @@ -1,74 +0,0 @@ -/* FIPS compliance status test for GNU/Linux systems. - Copyright (C) 2012-2023 Free Software Foundation, Inc. - This file is part of the GNU C Library. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; if not, see - <https://www.gnu.org/licenses/>. */ - -#ifndef _FIPS_PRIVATE_H -#define _FIPS_PRIVATE_H - -#include <errno.h> -#include <fcntl.h> -#include <stdlib.h> -#include <unistd.h> -#include <not-cancel.h> -#include <stdbool.h> - -/* Return true if FIPS mode is enabled. See - sysdeps/generic/fips-private.h for more information. */ - -static bool -fips_enabled_p (void) -{ - static enum - { - FIPS_UNTESTED = 0, - FIPS_ENABLED = 1, - FIPS_DISABLED = -1, - FIPS_TEST_FAILED = -2 - } checked; - - if (checked == FIPS_UNTESTED) - { - int fd = __open_nocancel ("/proc/sys/crypto/fips_enabled", O_RDONLY); - - if (fd != -1) - { - /* This is more than enough, the file contains a single integer. */ - char buf[32]; - ssize_t n; - n = TEMP_FAILURE_RETRY (__read_nocancel (fd, buf, sizeof (buf) - 1)); - __close_nocancel_nostatus (fd); - - if (n > 0) - { - /* Terminate the string. */ - buf[n] = '\0'; - - char *endp; - long int res = strtol (buf, &endp, 10); - if (endp != buf && (*endp == '\0' || *endp == '\n')) - checked = (res > 0) ? FIPS_ENABLED : FIPS_DISABLED; - } - } - - if (checked == FIPS_UNTESTED) - checked = FIPS_TEST_FAILED; - } - - return checked == FIPS_ENABLED; -} - -#endif /* _FIPS_PRIVATE_H */ diff --git a/sysdeps/unix/sysv/linux/hppa/libcrypt.abilist b/sysdeps/unix/sysv/linux/hppa/libcrypt.abilist deleted file mode 100644 index cd6ba95280..0000000000 --- a/sysdeps/unix/sysv/linux/hppa/libcrypt.abilist +++ /dev/null @@ -1,7 +0,0 @@ -GLIBC_2.0 crypt F -GLIBC_2.0 crypt_r F -GLIBC_2.0 encrypt F -GLIBC_2.0 encrypt_r F -GLIBC_2.0 fcrypt F -GLIBC_2.0 setkey F -GLIBC_2.0 setkey_r F diff --git a/sysdeps/unix/sysv/linux/i386/libcrypt.abilist b/sysdeps/unix/sysv/linux/i386/libcrypt.abilist deleted file mode 100644 index cd6ba95280..0000000000 --- a/sysdeps/unix/sysv/linux/i386/libcrypt.abilist +++ /dev/null @@ -1,7 +0,0 @@ -GLIBC_2.0 crypt F -GLIBC_2.0 crypt_r F -GLIBC_2.0 encrypt F -GLIBC_2.0 encrypt_r F -GLIBC_2.0 fcrypt F -GLIBC_2.0 setkey F -GLIBC_2.0 setkey_r F diff --git a/sysdeps/unix/sysv/linux/ia64/libcrypt.abilist b/sysdeps/unix/sysv/linux/ia64/libcrypt.abilist deleted file mode 100644 index cd6ba95280..0000000000 --- a/sysdeps/unix/sysv/linux/ia64/libcrypt.abilist +++ /dev/null @@ -1,7 +0,0 @@ -GLIBC_2.0 crypt F -GLIBC_2.0 crypt_r F -GLIBC_2.0 encrypt F -GLIBC_2.0 encrypt_r F -GLIBC_2.0 fcrypt F -GLIBC_2.0 setkey F -GLIBC_2.0 setkey_r F diff --git a/sysdeps/unix/sysv/linux/loongarch/lp64/libcrypt.abilist b/sysdeps/unix/sysv/linux/loongarch/lp64/libcrypt.abilist deleted file mode 100644 index 4d4332dab7..0000000000 --- a/sysdeps/unix/sysv/linux/loongarch/lp64/libcrypt.abilist +++ /dev/null @@ -1,2 +0,0 @@ -GLIBC_2.36 crypt F -GLIBC_2.36 crypt_r F diff --git a/sysdeps/unix/sysv/linux/m68k/coldfire/libcrypt.abilist b/sysdeps/unix/sysv/linux/m68k/coldfire/libcrypt.abilist deleted file mode 100644 index 78a25b6df2..0000000000 --- a/sysdeps/unix/sysv/linux/m68k/coldfire/libcrypt.abilist +++ /dev/null @@ -1,7 +0,0 @@ -GLIBC_2.4 crypt F -GLIBC_2.4 crypt_r F -GLIBC_2.4 encrypt F -GLIBC_2.4 encrypt_r F -GLIBC_2.4 fcrypt F -GLIBC_2.4 setkey F -GLIBC_2.4 setkey_r F diff --git a/sysdeps/unix/sysv/linux/m68k/m680x0/libcrypt.abilist b/sysdeps/unix/sysv/linux/m68k/m680x0/libcrypt.abilist deleted file mode 100644 index cd6ba95280..0000000000 --- a/sysdeps/unix/sysv/linux/m68k/m680x0/libcrypt.abilist +++ /dev/null @@ -1,7 +0,0 @@ -GLIBC_2.0 crypt F -GLIBC_2.0 crypt_r F -GLIBC_2.0 encrypt F -GLIBC_2.0 encrypt_r F -GLIBC_2.0 fcrypt F -GLIBC_2.0 setkey F -GLIBC_2.0 setkey_r F diff --git a/sysdeps/unix/sysv/linux/microblaze/be/libcrypt.abilist b/sysdeps/unix/sysv/linux/microblaze/be/libcrypt.abilist deleted file mode 100644 index 4b37b33ee5..0000000000 --- a/sysdeps/unix/sysv/linux/microblaze/be/libcrypt.abilist +++ /dev/null @@ -1,7 +0,0 @@ -GLIBC_2.18 crypt F -GLIBC_2.18 crypt_r F -GLIBC_2.18 encrypt F -GLIBC_2.18 encrypt_r F -GLIBC_2.18 fcrypt F -GLIBC_2.18 setkey F -GLIBC_2.18 setkey_r F diff --git a/sysdeps/unix/sysv/linux/microblaze/le/libcrypt.abilist b/sysdeps/unix/sysv/linux/microblaze/le/libcrypt.abilist deleted file mode 100644 index 4b37b33ee5..0000000000 --- a/sysdeps/unix/sysv/linux/microblaze/le/libcrypt.abilist +++ /dev/null @@ -1,7 +0,0 @@ -GLIBC_2.18 crypt F -GLIBC_2.18 crypt_r F -GLIBC_2.18 encrypt F -GLIBC_2.18 encrypt_r F -GLIBC_2.18 fcrypt F -GLIBC_2.18 setkey F -GLIBC_2.18 setkey_r F diff --git a/sysdeps/unix/sysv/linux/mips/mips32/libcrypt.abilist b/sysdeps/unix/sysv/linux/mips/mips32/libcrypt.abilist deleted file mode 100644 index cd6ba95280..0000000000 --- a/sysdeps/unix/sysv/linux/mips/mips32/libcrypt.abilist +++ /dev/null @@ -1,7 +0,0 @@ -GLIBC_2.0 crypt F -GLIBC_2.0 crypt_r F -GLIBC_2.0 encrypt F -GLIBC_2.0 encrypt_r F -GLIBC_2.0 fcrypt F -GLIBC_2.0 setkey F -GLIBC_2.0 setkey_r F diff --git a/sysdeps/unix/sysv/linux/mips/mips64/libcrypt.abilist b/sysdeps/unix/sysv/linux/mips/mips64/libcrypt.abilist deleted file mode 100644 index cd6ba95280..0000000000 --- a/sysdeps/unix/sysv/linux/mips/mips64/libcrypt.abilist +++ /dev/null @@ -1,7 +0,0 @@ -GLIBC_2.0 crypt F -GLIBC_2.0 crypt_r F -GLIBC_2.0 encrypt F -GLIBC_2.0 encrypt_r F -GLIBC_2.0 fcrypt F -GLIBC_2.0 setkey F -GLIBC_2.0 setkey_r F diff --git a/sysdeps/unix/sysv/linux/nios2/libcrypt.abilist b/sysdeps/unix/sysv/linux/nios2/libcrypt.abilist deleted file mode 100644 index 78a9a23dbd..0000000000 --- a/sysdeps/unix/sysv/linux/nios2/libcrypt.abilist +++ /dev/null @@ -1,7 +0,0 @@ -GLIBC_2.21 crypt F -GLIBC_2.21 crypt_r F -GLIBC_2.21 encrypt F -GLIBC_2.21 encrypt_r F -GLIBC_2.21 fcrypt F -GLIBC_2.21 setkey F -GLIBC_2.21 setkey_r F diff --git a/sysdeps/unix/sysv/linux/or1k/libcrypt.abilist b/sysdeps/unix/sysv/linux/or1k/libcrypt.abilist deleted file mode 100644 index fc9c3d5428..0000000000 --- a/sysdeps/unix/sysv/linux/or1k/libcrypt.abilist +++ /dev/null @@ -1,2 +0,0 @@ -GLIBC_2.35 crypt F -GLIBC_2.35 crypt_r F diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc32/libcrypt.abilist b/sysdeps/unix/sysv/linux/powerpc/powerpc32/libcrypt.abilist deleted file mode 100644 index cd6ba95280..0000000000 --- a/sysdeps/unix/sysv/linux/powerpc/powerpc32/libcrypt.abilist +++ /dev/null @@ -1,7 +0,0 @@ -GLIBC_2.0 crypt F -GLIBC_2.0 crypt_r F -GLIBC_2.0 encrypt F -GLIBC_2.0 encrypt_r F -GLIBC_2.0 fcrypt F -GLIBC_2.0 setkey F -GLIBC_2.0 setkey_r F diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc64/be/libcrypt.abilist b/sysdeps/unix/sysv/linux/powerpc/powerpc64/be/libcrypt.abilist deleted file mode 100644 index 069212877a..0000000000 --- a/sysdeps/unix/sysv/linux/powerpc/powerpc64/be/libcrypt.abilist +++ /dev/null @@ -1,7 +0,0 @@ -GLIBC_2.3 crypt F -GLIBC_2.3 crypt_r F -GLIBC_2.3 encrypt F -GLIBC_2.3 encrypt_r F -GLIBC_2.3 fcrypt F -GLIBC_2.3 setkey F -GLIBC_2.3 setkey_r F diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc64/le/libcrypt.abilist b/sysdeps/unix/sysv/linux/powerpc/powerpc64/le/libcrypt.abilist deleted file mode 100644 index 4082747aa3..0000000000 --- a/sysdeps/unix/sysv/linux/powerpc/powerpc64/le/libcrypt.abilist +++ /dev/null @@ -1,7 +0,0 @@ -GLIBC_2.17 crypt F -GLIBC_2.17 crypt_r F -GLIBC_2.17 encrypt F -GLIBC_2.17 encrypt_r F -GLIBC_2.17 fcrypt F -GLIBC_2.17 setkey F -GLIBC_2.17 setkey_r F diff --git a/sysdeps/unix/sysv/linux/riscv/rv32/libcrypt.abilist b/sysdeps/unix/sysv/linux/riscv/rv32/libcrypt.abilist deleted file mode 100644 index f6ed52d39f..0000000000 --- a/sysdeps/unix/sysv/linux/riscv/rv32/libcrypt.abilist +++ /dev/null @@ -1,2 +0,0 @@ -GLIBC_2.33 crypt F -GLIBC_2.33 crypt_r F diff --git a/sysdeps/unix/sysv/linux/riscv/rv64/libcrypt.abilist b/sysdeps/unix/sysv/linux/riscv/rv64/libcrypt.abilist deleted file mode 100644 index 9484dca79e..0000000000 --- a/sysdeps/unix/sysv/linux/riscv/rv64/libcrypt.abilist +++ /dev/null @@ -1,7 +0,0 @@ -GLIBC_2.27 crypt F -GLIBC_2.27 crypt_r F -GLIBC_2.27 encrypt F -GLIBC_2.27 encrypt_r F -GLIBC_2.27 fcrypt F -GLIBC_2.27 setkey F -GLIBC_2.27 setkey_r F diff --git a/sysdeps/unix/sysv/linux/s390/s390-32/libcrypt.abilist b/sysdeps/unix/sysv/linux/s390/s390-32/libcrypt.abilist deleted file mode 100644 index cd6ba95280..0000000000 --- a/sysdeps/unix/sysv/linux/s390/s390-32/libcrypt.abilist +++ /dev/null @@ -1,7 +0,0 @@ -GLIBC_2.0 crypt F -GLIBC_2.0 crypt_r F -GLIBC_2.0 encrypt F -GLIBC_2.0 encrypt_r F -GLIBC_2.0 fcrypt F -GLIBC_2.0 setkey F -GLIBC_2.0 setkey_r F diff --git a/sysdeps/unix/sysv/linux/s390/s390-64/libcrypt.abilist b/sysdeps/unix/sysv/linux/s390/s390-64/libcrypt.abilist deleted file mode 100644 index f7f92ec540..0000000000 --- a/sysdeps/unix/sysv/linux/s390/s390-64/libcrypt.abilist +++ /dev/null @@ -1,7 +0,0 @@ -GLIBC_2.2 crypt F -GLIBC_2.2 crypt_r F -GLIBC_2.2 encrypt F -GLIBC_2.2 encrypt_r F -GLIBC_2.2 fcrypt F -GLIBC_2.2 setkey F -GLIBC_2.2 setkey_r F diff --git a/sysdeps/unix/sysv/linux/sh/be/libcrypt.abilist b/sysdeps/unix/sysv/linux/sh/be/libcrypt.abilist deleted file mode 100644 index cd6ba95280..0000000000 --- a/sysdeps/unix/sysv/linux/sh/be/libcrypt.abilist +++ /dev/null @@ -1,7 +0,0 @@ -GLIBC_2.0 crypt F -GLIBC_2.0 crypt_r F -GLIBC_2.0 encrypt F -GLIBC_2.0 encrypt_r F -GLIBC_2.0 fcrypt F -GLIBC_2.0 setkey F -GLIBC_2.0 setkey_r F diff --git a/sysdeps/unix/sysv/linux/sh/le/libcrypt.abilist b/sysdeps/unix/sysv/linux/sh/le/libcrypt.abilist deleted file mode 100644 index cd6ba95280..0000000000 --- a/sysdeps/unix/sysv/linux/sh/le/libcrypt.abilist +++ /dev/null @@ -1,7 +0,0 @@ -GLIBC_2.0 crypt F -GLIBC_2.0 crypt_r F -GLIBC_2.0 encrypt F -GLIBC_2.0 encrypt_r F -GLIBC_2.0 fcrypt F -GLIBC_2.0 setkey F -GLIBC_2.0 setkey_r F diff --git a/sysdeps/unix/sysv/linux/sparc/sparc32/libcrypt.abilist b/sysdeps/unix/sysv/linux/sparc/sparc32/libcrypt.abilist deleted file mode 100644 index cd6ba95280..0000000000 --- a/sysdeps/unix/sysv/linux/sparc/sparc32/libcrypt.abilist +++ /dev/null @@ -1,7 +0,0 @@ -GLIBC_2.0 crypt F -GLIBC_2.0 crypt_r F -GLIBC_2.0 encrypt F -GLIBC_2.0 encrypt_r F -GLIBC_2.0 fcrypt F -GLIBC_2.0 setkey F -GLIBC_2.0 setkey_r F diff --git a/sysdeps/unix/sysv/linux/sparc/sparc64/libcrypt.abilist b/sysdeps/unix/sysv/linux/sparc/sparc64/libcrypt.abilist deleted file mode 100644 index cd6ba95280..0000000000 --- a/sysdeps/unix/sysv/linux/sparc/sparc64/libcrypt.abilist +++ /dev/null @@ -1,7 +0,0 @@ -GLIBC_2.0 crypt F -GLIBC_2.0 crypt_r F -GLIBC_2.0 encrypt F -GLIBC_2.0 encrypt_r F -GLIBC_2.0 fcrypt F -GLIBC_2.0 setkey F -GLIBC_2.0 setkey_r F diff --git a/sysdeps/unix/sysv/linux/x86_64/64/libcrypt.abilist b/sysdeps/unix/sysv/linux/x86_64/64/libcrypt.abilist deleted file mode 100644 index ae5c7af6c3..0000000000 --- a/sysdeps/unix/sysv/linux/x86_64/64/libcrypt.abilist +++ /dev/null @@ -1,7 +0,0 @@ -GLIBC_2.2.5 crypt F -GLIBC_2.2.5 crypt_r F -GLIBC_2.2.5 encrypt F -GLIBC_2.2.5 encrypt_r F -GLIBC_2.2.5 fcrypt F -GLIBC_2.2.5 setkey F -GLIBC_2.2.5 setkey_r F diff --git a/sysdeps/unix/sysv/linux/x86_64/x32/libcrypt.abilist b/sysdeps/unix/sysv/linux/x86_64/x32/libcrypt.abilist deleted file mode 100644 index 5e9789b32e..0000000000 --- a/sysdeps/unix/sysv/linux/x86_64/x32/libcrypt.abilist +++ /dev/null @@ -1,7 +0,0 @@ -GLIBC_2.16 crypt F -GLIBC_2.16 crypt_r F -GLIBC_2.16 encrypt F -GLIBC_2.16 encrypt_r F -GLIBC_2.16 fcrypt F -GLIBC_2.16 setkey F -GLIBC_2.16 setkey_r F |