diff options
Diffstat (limited to 'libexec/rtld-elf/powerpc64/reloc.c')
| -rw-r--r-- | libexec/rtld-elf/powerpc64/reloc.c | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/libexec/rtld-elf/powerpc64/reloc.c b/libexec/rtld-elf/powerpc64/reloc.c index 9ea14f63b5c7..29c52d8fc19f 100644 --- a/libexec/rtld-elf/powerpc64/reloc.c +++ b/libexec/rtld-elf/powerpc64/reloc.c @@ -737,3 +737,29 @@ __tls_get_addr(tls_index* ti) return (tls_get_addr_common(_tcb_get(), ti->ti_module, ti->ti_offset + TLS_DTV_OFFSET)); } + +void +arch_fix_auxv(Elf_Auxinfo *aux, Elf_Auxinfo *aux_info[]) +{ + Elf_Auxinfo *aux; + bool old_auxv_format; + + old_auxv_format = true; + for (auxp = aux; auxp->a_type != AT_NULL; auxp++) { + if (auxp->a_type == 23) /* AT_STACKPROT */ + return; + } + + /* Remap from old-style auxv numbers. */ + aux_info[23] = aux_info[21]; /* AT_STACKPROT */ + aux_info[21] = aux_info[19]; /* AT_PAGESIZESLEN */ + aux_info[19] = aux_info[17]; /* AT_NCPUS */ + aux_info[17] = aux_info[15]; /* AT_CANARYLEN */ + aux_info[15] = aux_info[13]; /* AT_EXECPATH */ + aux_info[13] = NULL; /* AT_GID */ + + aux_info[20] = aux_info[18]; /* AT_PAGESIZES */ + aux_info[18] = aux_info[16]; /* AT_OSRELDATE */ + aux_info[16] = aux_info[14]; /* AT_CANARY */ + aux_info[14] = NULL; /* AT_EGID */ +} |