diff options
Diffstat (limited to 'elf/tst-auditmod1.c')
| -rw-r--r-- | elf/tst-auditmod1.c | 190 |
1 files changed, 190 insertions, 0 deletions
diff --git a/elf/tst-auditmod1.c b/elf/tst-auditmod1.c new file mode 100644 index 0000000000..9b07588288 --- /dev/null +++ b/elf/tst-auditmod1.c @@ -0,0 +1,190 @@ +#include <dlfcn.h> +#include <stdint.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <unistd.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) +{ + if (flag == LA_ACT_CONSISTENT) + printf ("activity: consistent\n"); + else if (flag == LA_ACT_ADD) + printf ("activity: add\n"); + else if (flag == LA_ACT_DELETE) + printf ("activity: delete\n"); + else + printf ("activity: unknown activity %u\n", flag); +} + +char * +la_objsearch (const char *name, uintptr_t *cookie, unsigned int flag) +{ + char buf[100]; + const char *flagstr; + if (flag == LA_SER_ORIG) + flagstr = "LA_SET_ORIG"; + else if (flag == LA_SER_LIBPATH) + flagstr = "LA_SER_LIBPATH"; + else if (flag == LA_SER_RUNPATH) + flagstr = "LA_SER_RUNPATH"; + else if (flag == LA_SER_CONFIG) + flagstr = "LA_SER_CONFIG"; + else if (flag == LA_SER_DEFAULT) + flagstr = "LA_SER_DEFAULT"; + else if (flag == LA_SER_SECURE) + flagstr = "LA_SER_SECURE"; + else + { + sprintf (buf, "unknown flag %d", flag); + flagstr = buf; + } + 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; +} + +uintptr_t +la_symbind64 (Elf64_Sym *sym, unsigned int ndx, uintptr_t *refcook, + uintptr_t *defcook, unsigned int *flags, const char *symname) +{ + printf ("symbind64: symname=%s, st_value=%#lx, ndx=%u, flags=%u\n", + symname, (long int) sym->st_value, ndx, *flags); + + return sym->st_value; +} + +#ifdef __i386__ +# define pltenter la_i86_gnu_pltenter +# define pltexit la_i86_gnu_pltexit +# define La_regs La_i86_regs +# define La_retval La_i86_retval +# define int_retval lrv_eax +#elif defined __x86_64__ +# define pltenter la_x86_64_gnu_pltenter +# define pltexit la_x86_64_gnu_pltexit +# define La_regs La_x86_64_regs +# define La_retval La_x86_64_retval +# define int_retval lrv_rax +#elif defined __powerpc__ && __WORDSIZE == 32 +# define pltenter la_ppc32_gnu_pltenter +# define pltexit la_ppc32_gnu_pltexit +# define La_regs La_ppc32_regs +# define La_retval La_ppc32_retval +# define int_retval lrv_r3 +#elif defined __powerpc__ && __WORDSIZE == 64 +# define pltenter la_ppc64_gnu_pltenter +# define pltexit la_ppc64_gnu_pltexit +# define La_regs La_ppc64_regs +# define La_retval La_ppc64_retval +# define int_retval lrv_r3 +#elif defined __sh__ +# define pltenter la_sh_gnu_pltenter +# define pltexit la_sh_gnu_pltexit +# define La_regs La_sh_regs +# define La_retval La_sh_retval +# define int_retval lrv_r0 +#elif defined __mc68000__ +# define pltenter la_m68k_gnu_pltenter +# define pltexit la_m68k_gnu_pltexit +# define La_regs La_m68k_regs +# define La_retval La_m68k_retval +# define int_retval lrv_d0 +#elif defined __alpha__ +# define pltenter la_alpha_gnu_pltenter +# define pltexit la_alpha_gnu_pltexit +# define La_regs La_alpha_regs +# define La_retval La_alpha_retval +# define int_retval lrv_r0 +#elif defined __s390__ && __WORDSIZE == 32 +# define pltenter la_s390_32_gnu_pltenter +# define pltexit la_s390_32_gnu_pltexit +# define La_regs La_s390_32_regs +# define La_retval La_s390_32_retval +# define int_retval lrv_r2 +#elif defined __s390__ && __WORDSIZE == 64 +# define pltenter la_s390_64_gnu_pltenter +# define pltexit la_s390_64_gnu_pltexit +# define La_regs La_s390_64_regs +# define La_retval La_s390_64_retval +# define int_retval lrv_r2 +#elif defined __ia64__ +# define pltenter la_ia64_gnu_pltenter +# define pltexit la_ia64_gnu_pltexit +# define La_regs La_ia64_regs +# define La_retval La_ia64_retval +# define int_retval lrv_r8 +#else +# error "architecture specific code needed" +#endif + + +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); + + 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, outregs->int_retval); + + return 0; +} |