diff options
author | Carmelo Amoroso <carmelo.amoroso@st.com> | 2011-01-21 15:04:47 +0100 |
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committer | Carmelo Amoroso <carmelo.amoroso@st.com> | 2011-01-21 15:04:47 +0100 |
commit | 2aee0efdec50321ffbe6891c593611461cc7b16e (patch) | |
tree | f6b3c17d1e3fddf14360317f4f18b86b0c83c045 /ldso/ldso/dl-hash.c | |
parent | 8100a075b7dd7471562decb1860571a335d68b0d (diff) | |
parent | b5dd2e706c1a098b2e8cd8df10500a3dde350efc (diff) |
Merge remote branch 'origin/master' into prelink
* origin/master:
bump version to 0.9.32-rc2-git
release 0.9.32-rc2
nptl: Fix __USER_LABEL_PREFIX__ concatenatio
nptl: fix start_thread() for _STACK_GROWS_UP
ldso: get rid of _dl_lookup_hash
Add protected symbols support for all architectures
Revert "ldso/arm: Correct protected symbol resolution"
Revert "ldso_sh: add support for protected symbols to SH"
Revert "ldso/i386: support protected symbols"
cris: Fix build issues
syslog: fix 'everyone logs with user facility'
__psfs_parse_spec: always use long int for %p
buildsys: headers target should not depend on sysnum.h
buildsys: fix make release target
nptl: get rid of the last preprocessor warning when __ASSUME_TGKILL is not defined
remove uClibc_ctype.h if !LOCALE
Revert "Makefile.in: Add header to 'all' target"
nptl: get rid of preprocessor warning when __ASSUME_TGKILL is not defined
Conflicts:
ldso/include/dl-hash.h
ldso/ldso/arm/elfinterp.c
ldso/ldso/avr32/elfinterp.c
ldso/ldso/bfin/elfinterp.c
ldso/ldso/cris/elfinterp.c
ldso/ldso/dl-hash.c
ldso/ldso/i386/elfinterp.c
ldso/ldso/m68k/elfinterp.c
ldso/ldso/mips/elfinterp.c
ldso/ldso/powerpc/elfinterp.c
ldso/ldso/sh/elfinterp.c
ldso/ldso/sh64/elfinterp.c
ldso/ldso/sparc/elfinterp.c
ldso/ldso/x86_64/elfinterp.c
ldso/ldso/xtensa/elfinterp.c
ldso/libdl/libdl.c
Signed-off-by: Carmelo Amoroso <carmelo.amoroso@st.com>
Diffstat (limited to 'ldso/ldso/dl-hash.c')
-rw-r--r-- | ldso/ldso/dl-hash.c | 28 |
1 files changed, 16 insertions, 12 deletions
diff --git a/ldso/ldso/dl-hash.c b/ldso/ldso/dl-hash.c index bb4c56b04..2ec883a86 100644 --- a/ldso/ldso/dl-hash.c +++ b/ldso/ldso/dl-hash.c @@ -267,8 +267,8 @@ _dl_lookup_sysv_hash(struct elf_resolve *tpnt, ElfW(Sym) *symtab, unsigned long * This function resolves externals, and this is either called when we process * relocations or when we call an entry in the PLT table for the first time. */ -char *_dl_lookup_hash(const char *name, struct r_scope_elem *scope, struct elf_resolve *mytpnt, - struct sym_val *symbol, int type_class, struct elf_resolve **tpntp) +char *_dl_find_hash(const char *name, struct r_scope_elem *scope, struct elf_resolve *mytpnt, + int type_class, struct symbol_ref *sym_ref) { struct elf_resolve *tpnt = NULL; ElfW(Sym) *symtab; @@ -284,6 +284,11 @@ char *_dl_lookup_hash(const char *name, struct r_scope_elem *scope, struct elf_r unsigned long gnu_hash_number = _dl_gnu_hash((const unsigned char *)name); #endif + if ((sym_ref) && (sym_ref->sym) && (ELF32_ST_VISIBILITY(sym_ref->sym->st_other) == STV_PROTECTED)) { + sym = sym_ref->sym; + if (mytpnt) + tpnt = mytpnt; + } else for (loop_scope = scope; loop_scope && !sym; loop_scope = loop_scope->next) { for (i = 0; i < loop_scope->r_nlist; i++) { tpnt = loop_scope->r_list[i]; @@ -338,16 +343,15 @@ char *_dl_lookup_hash(const char *name, struct r_scope_elem *scope, struct elf_r } if (sym) { - if (symbol) { - symbol->s = sym; - symbol->m = tpnt; + if (sym_ref) { + sym_ref->sym = sym; + sym_ref->tpnt = tpnt; } /* At this point we have found the requested symbol, do binding */ #if defined(USE_TLS) && USE_TLS if (ELF_ST_TYPE(sym->st_info) == STT_TLS) { - _dl_assert(tpntp != NULL); - *tpntp = tpnt; - + _dl_assert(sym_ref != NULL); + sym_ref->tpnt = tpnt; return (char *)sym->st_value; } #endif @@ -363,8 +367,8 @@ char *_dl_lookup_hash(const char *name, struct r_scope_elem *scope, struct elf_r #endif case STB_GLOBAL: #ifdef __FDPIC__ - if (tpntp) - *tpntp = tpnt; + if (sym_ref) + sym_ref->tpnt = tpnt; #endif return (char *)DL_FIND_HASH_VALUE(tpnt, type_class, sym); default: /* Local symbols not handled here */ @@ -372,8 +376,8 @@ char *_dl_lookup_hash(const char *name, struct r_scope_elem *scope, struct elf_r } } #ifdef __FDPIC__ - if (tpntp) - *tpntp = tpnt; + if (sym_ref) + sym_ref->tpnt = tpnt; #endif return weak_result; } |