diff options
Diffstat (limited to 'sysdeps/i386/tst-auditmod3b.c')
| -rw-r--r-- | sysdeps/i386/tst-auditmod3b.c | 185 |
1 files changed, 185 insertions, 0 deletions
diff --git a/sysdeps/i386/tst-auditmod3b.c b/sysdeps/i386/tst-auditmod3b.c new file mode 100644 index 0000000000..5b26a132fa --- /dev/null +++ b/sysdeps/i386/tst-auditmod3b.c @@ -0,0 +1,185 @@ +/* Test case for i386 preserved registers in dynamic linker. + Copyright (C) 2015 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 + <http://www.gnu.org/licenses/>. */ + +#include <dlfcn.h> +#include <stdint.h> +#include <stdio.h> +#include <stdlib.h> +#include <stddef.h> +#include <string.h> +#include <unistd.h> +#include <link.h> +#include <bits/wordsize.h> +#include <gnu/lib-names.h> + +unsigned int +la_version (unsigned int v) +{ + setlinebuf (stdout); + + printf ("version: %u\n", v); + + char buf[20]; + sprintf (buf, "%u", v); + + return v; +} + +void +la_activity (uintptr_t *cookie, unsigned int flag) +{ + const char *flagstr; + switch (flag) + { + case LA_ACT_CONSISTENT: + flagstr = "consistent"; + break; + case LA_ACT_ADD: + flagstr = "add"; + break; + case LA_ACT_DELETE: + flagstr = "delete"; + break; + default: + printf ("activity: unknown activity %u\n", flag); + return; + } + printf ("activity: %s\n", flagstr); +} + +char * +la_objsearch (const char *name, uintptr_t *cookie, unsigned int flag) +{ + const char *flagstr; + switch (flag) + { + case LA_SER_ORIG: + flagstr = "LA_SET_ORIG"; + break; + case LA_SER_LIBPATH: + flagstr = "LA_SER_LIBPATH"; + break; + case LA_SER_RUNPATH: + flagstr = "LA_SER_RUNPATH"; + break; + case LA_SER_CONFIG: + flagstr = "LA_SER_CONFIG"; + break; + case LA_SER_DEFAULT: + flagstr = "LA_SER_DEFAULT"; + case LA_SER_SECURE: + flagstr = "LA_SER_SECURE"; + break; + default: + printf ("objsearch: %s, unknown flag %d\n", name, flag); + return (char *) name; + } + + printf ("objsearch: %s, %s\n", name, flagstr); + return (char *) name; +} + +unsigned int +la_objopen (struct link_map *l, Lmid_t lmid, uintptr_t *cookie) +{ + printf ("objopen: %ld, %s\n", lmid, l->l_name); + + return 3; +} + +void +la_preinit (uintptr_t *cookie) +{ + printf ("preinit\n"); +} + +unsigned int +la_objclose (uintptr_t *cookie) +{ + printf ("objclose\n"); + return 0; +} + +uintptr_t +la_symbind32 (Elf32_Sym *sym, unsigned int ndx, uintptr_t *refcook, + uintptr_t *defcook, unsigned int *flags, const char *symname) +{ + printf ("symbind32: symname=%s, st_value=%#lx, ndx=%u, flags=%u\n", + symname, (long int) sym->st_value, ndx, *flags); + + return sym->st_value; +} + +#include "tst-audit.h" + +ElfW(Addr) +pltenter (ElfW(Sym) *sym, unsigned int ndx, uintptr_t *refcook, + uintptr_t *defcook, La_regs *regs, unsigned int *flags, + const char *symname, long int *framesizep) +{ + printf ("pltenter: symname=%s, st_value=%#lx, ndx=%u, flags=%u\n", + symname, (long int) sym->st_value, ndx, *flags); + + if (strcmp (symname, "audit1_test") == 0 + || strcmp (symname, "audit2_test") == 0) + { + if (regs->lr_eax != 1 + || regs->lr_edx != 2 + || regs->lr_ecx != 3) + abort (); + + *framesizep = 200; + } + + return sym->st_value; +} + +unsigned int +pltexit (ElfW(Sym) *sym, unsigned int ndx, uintptr_t *refcook, + uintptr_t *defcook, const La_regs *inregs, La_retval *outregs, + const char *symname) +{ + printf ("pltexit: symname=%s, st_value=%#lx, ndx=%u, retval=%tu\n", + symname, (long int) sym->st_value, ndx, + (ptrdiff_t) outregs->int_retval); + + if (strcmp (symname, "audit1_test") == 0 + || strcmp (symname, "audit2_test") == 0) + { + if (inregs->lr_eax != 1 + || inregs->lr_edx != 2 + || inregs->lr_ecx != 3) + abort (); + + if (strcmp (symname, "audit1_test") == 0) + { + long long x = ((unsigned long long) outregs->lrv_eax + | (unsigned long long) outregs->lrv_edx << 32); + + if (x != 30) + abort (); + } + else if (strcmp (symname, "audit2_test") == 0) + { + if (outregs->lrv_st0 != 30) + abort (); + } + } + + return 0; +} |