diff options
Diffstat (limited to 'sunrpc/xcrypt.c')
| -rw-r--r-- | sunrpc/xcrypt.c | 215 |
1 files changed, 0 insertions, 215 deletions
diff --git a/sunrpc/xcrypt.c b/sunrpc/xcrypt.c deleted file mode 100644 index da7c4e66b9..0000000000 --- a/sunrpc/xcrypt.c +++ /dev/null @@ -1,215 +0,0 @@ -/* - * Copyright (c) 2010, Oracle America, Inc. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions are - * met: - * - * * Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * * Redistributions in binary form must reproduce the above - * copyright notice, this list of conditions and the following - * disclaimer in the documentation and/or other materials - * provided with the distribution. - * * Neither the name of the "Oracle America, Inc." nor the names of its - * contributors may be used to endorse or promote products derived - * from this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS - * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE - * COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, - * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE - * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS - * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, - * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING - * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE - * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -#if 0 -#ident "@(#)xcrypt.c 1.11 94/08/23 SMI" -#endif - -#if !defined(lint) && defined(SCCSIDS) -static char sccsid[] = "@(#)xcrypt.c 1.3 89/03/24 Copyr 1986 Sun Micro"; -#endif - -/* - * xcrypt.c: Hex encryption/decryption and utility routines - */ - -#include <ctype.h> -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#include <sys/types.h> -#include <rpc/des_crypt.h> -#include <shlib-compat.h> - -static const char hex[16] = -{ - '0', '1', '2', '3', '4', '5', '6', '7', - '8', '9', 'a', 'b', 'c', 'd', 'e', 'f', -}; - - -#ifdef _LIBC -# define hexval(c) \ - (c >= '0' && c <= '9' \ - ? c - '0' \ - : ({ int upp = toupper (c); \ - upp >= 'A' && upp <= 'Z' ? upp - 'A' + 10 : -1; })) -#else -static char hexval (char) internal_function; -#endif - -static void hex2bin (int, char *, char *) internal_function; -static void bin2hex (int, unsigned char *, char *) internal_function; -void passwd2des_internal (char *pw, char *key); -#ifdef _LIBC -libc_hidden_proto (passwd2des_internal) -#endif - -/* - * Turn password into DES key - */ -void -passwd2des_internal (char *pw, char *key) -{ - int i; - - memset (key, 0, 8); - for (i = 0; *pw && i < 8; ++i) - key[i] ^= *pw++ << 1; - - des_setparity (key); -} - -#ifdef _LIBC -libc_hidden_def (passwd2des_internal) -libc_sunrpc_symbol(passwd2des_internal, passwd2des, GLIBC_2_1) -#else -void passwd2des (char *pw, char *key) -{ - return passwd2des_internal (pw, key); -} -#endif - -/* - * Encrypt a secret key given passwd - * The secret key is passed and returned in hex notation. - * Its length must be a multiple of 16 hex digits (64 bits). - */ -int -xencrypt (char *secret, char *passwd) -{ - char key[8]; - char ivec[8]; - char *buf; - int err; - int len; - - len = strlen (secret) / 2; - buf = malloc ((unsigned) len); - hex2bin (len, secret, buf); - passwd2des_internal (passwd, key); - memset (ivec, 0, 8); - - err = cbc_crypt (key, buf, len, DES_ENCRYPT | DES_HW, ivec); - if (DES_FAILED (err)) - { - free (buf); - return 0; - } - bin2hex (len, (unsigned char *) buf, secret); - free (buf); - return 1; -} -libc_hidden_nolink_sunrpc (xencrypt, GLIBC_2_0) - -/* - * Decrypt secret key using passwd - * The secret key is passed and returned in hex notation. - * Once again, the length is a multiple of 16 hex digits - */ -int -xdecrypt (char *secret, char *passwd) -{ - char key[8]; - char ivec[8]; - char *buf; - int err; - int len; - - len = strlen (secret) / 2; - buf = malloc ((unsigned) len); - - hex2bin (len, secret, buf); - passwd2des_internal (passwd, key); - memset (ivec, 0, 8); - - err = cbc_crypt (key, buf, len, DES_DECRYPT | DES_HW, ivec); - if (DES_FAILED (err)) - { - free (buf); - return 0; - } - bin2hex (len, (unsigned char *) buf, secret); - free (buf); - return 1; -} -#ifdef EXPORT_RPC_SYMBOLS -libc_hidden_def (xdecrypt) -#else -libc_hidden_nolink_sunrpc (xdecrypt, GLIBC_2_1) -#endif - -/* - * Hex to binary conversion - */ -static void -internal_function -hex2bin (int len, char *hexnum, char *binnum) -{ - int i; - - for (i = 0; i < len; i++) - *binnum++ = 16 * hexval (hexnum[2 * i]) + hexval (hexnum[2 * i + 1]); -} - -/* - * Binary to hex conversion - */ -static void -internal_function -bin2hex (int len, unsigned char *binnum, char *hexnum) -{ - int i; - unsigned val; - - for (i = 0; i < len; i++) - { - val = binnum[i]; - hexnum[i * 2] = hex[val >> 4]; - hexnum[i * 2 + 1] = hex[val & 0xf]; - } - hexnum[len * 2] = 0; -} - -#ifndef _LIBC -static char -hexval (char c) -{ - if (c >= '0' && c <= '9') - return (c - '0'); - else if (c >= 'a' && c <= 'z') - return (c - 'a' + 10); - else if (c >= 'A' && c <= 'Z') - return (c - 'A' + 10); - else - return -1; -} -#endif |