diff options
Diffstat (limited to 'elf/dynamic-link.h')
| -rw-r--r-- | elf/dynamic-link.h | 20 |
1 files changed, 14 insertions, 6 deletions
diff --git a/elf/dynamic-link.h b/elf/dynamic-link.h index 84d440e..0c4e99d 100644 --- a/elf/dynamic-link.h +++ b/elf/dynamic-link.h @@ -25,11 +25,11 @@ Cambridge, MA 02139, USA. */ /* Read the dynamic section at DYN and fill in INFO with indices DT_*. */ static inline void -elf_get_dynamic_info (Elf32_Dyn *dyn, Elf32_Dyn *info[DT_NUM]) +elf_get_dynamic_info (Elf32_Dyn *dyn, Elf32_Dyn *info[DT_NUM + DT_PROCNUM]) { unsigned int i; - for (i = 0; i < DT_NUM; ++i) + for (i = 0; i < DT_NUM + DT_PROCNUM; ++i) info[i] = NULL; if (! dyn) @@ -37,8 +37,14 @@ elf_get_dynamic_info (Elf32_Dyn *dyn, Elf32_Dyn *info[DT_NUM]) while (dyn->d_tag != DT_NULL) { - assert (dyn->d_tag < DT_NUM); - info[dyn->d_tag] = dyn++; + if (dyn->d_tag < DT_NUM) + info[dyn->d_tag] = dyn; + else if (dyn->d_tag >= DT_LOPROC && + dyn->d_tag < DT_LOPROC + DT_PROCNUM) + info[dyn->d_tag - DT_LOPROC + DT_NUM] = dyn; + else + assert (! "bad dynamic tag"); + dyn++; } if (info[DT_RELA]) @@ -60,7 +66,8 @@ elf_get_dynamic_info (Elf32_Dyn *dyn, Elf32_Dyn *info[DT_NUM]) #define ELF_DYNAMIC_DO_REL(map, lazy, resolve) \ if ((map)->l_info[DT_REL]) \ elf_dynamic_do_rel ((map), DT_REL, DT_RELSZ, (resolve), 0); \ - if ((map)->l_info[DT_PLTREL]->d_un.d_val == DT_REL) \ + if ((map)->l_info[DT_PLTREL] && \ + (map)->l_info[DT_PLTREL]->d_un.d_val == DT_REL) \ elf_dynamic_do_rel ((map), DT_JMPREL, DT_PLTRELSZ, (resolve), (lazy)); #else #define ELF_DYNAMIC_DO_RELA(map, lazy, resolve) /* Nothing to do. */ @@ -72,7 +79,8 @@ elf_get_dynamic_info (Elf32_Dyn *dyn, Elf32_Dyn *info[DT_NUM]) #define ELF_DYNAMIC_DO_RELA(map, lazy, resolve) \ if ((map)->l_info[DT_RELA]) \ elf_dynamic_do_rela ((map), DT_RELA, DT_RELASZ, (resolve), 0); \ - if ((map)->l_info[DT_PLTREL]->d_un.d_val == DT_RELA) \ + if ((map)->l_info[DT_PLTREL] && \ + (map)->l_info[DT_PLTREL]->d_un.d_val == DT_RELA) \ elf_dynamic_do_rela ((map), DT_JMPREL, DT_PLTRELSZ, (resolve), (lazy)); #else #define ELF_DYNAMIC_DO_RELA(map, lazy, resolve) /* Nothing to do. */ |