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-rw-r--r--ldso/include/dl-hash.h23
-rw-r--r--ldso/ldso/arm/elfinterp.c23
-rw-r--r--ldso/ldso/avr32/elfinterp.c16
-rw-r--r--ldso/ldso/bfin/elfinterp.c22
-rw-r--r--ldso/ldso/cris/elfinterp.c12
-rw-r--r--ldso/ldso/dl-debug.c21
-rw-r--r--ldso/ldso/dl-hash.c28
-rw-r--r--ldso/ldso/i386/elfinterp.c23
-rw-r--r--ldso/ldso/ldso.c15
-rw-r--r--ldso/ldso/m68k/elfinterp.c21
-rw-r--r--ldso/ldso/mips/elfinterp.c41
-rw-r--r--ldso/ldso/powerpc/elfinterp.c27
-rw-r--r--ldso/ldso/sh/elfinterp.c50
-rw-r--r--ldso/ldso/sh64/elfinterp.c13
-rw-r--r--ldso/ldso/sparc/elfinterp.c32
-rw-r--r--ldso/ldso/x86_64/elfinterp.c28
-rw-r--r--ldso/ldso/xtensa/elfinterp.c17
-rw-r--r--ldso/libdl/libdl.c7
18 files changed, 203 insertions, 216 deletions
diff --git a/ldso/include/dl-hash.h b/ldso/include/dl-hash.h
index b1927e49a..c7effc588 100644
--- a/ldso/include/dl-hash.h
+++ b/ldso/include/dl-hash.h
@@ -25,9 +25,9 @@ struct dyn_elf {
struct dyn_elf * prev;
};
-struct sym_val {
- const ElfW(Sym) *s;
- struct elf_resolve *m;
+struct symbol_ref {
+ const ElfW(Sym) *sym;
+ struct elf_resolve *tpnt;
};
/* Structure to describe a single list of scope elements. The lookup
@@ -156,20 +156,9 @@ extern struct elf_resolve * _dl_add_elf_hash_table(const char * libname,
DL_LOADADDR_TYPE loadaddr, unsigned long * dynamic_info,
unsigned long dynamic_addr, unsigned long dynamic_size);
-/* Only need extra arg with some configurations */
-#if !((defined(USE_TLS) && USE_TLS) || defined __FDPIC__)
-# define _dl_lookup_hash(n, r, m, s, c, tpnt) _dl_lookup_hash(n, r, m, s, c)
-# define _dl_find_hash(n, r, m, s, t, tpntp) _dl_find_hash(n, r, m, s, t)
-#endif
-extern 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);
-static __always_inline char *_dl_find_hash(const char *name, struct r_scope_elem *scope,
- struct elf_resolve *mytpnt, struct sym_val *symbol, int type_class,
- struct elf_resolve **tpntp)
-{
- return _dl_lookup_hash(name, scope, mytpnt, symbol, type_class, tpntp);
-}
+extern char *_dl_find_hash(const char *name, struct r_scope_elem *scope,
+ struct elf_resolve *mytpnt, int type_class,
+ struct symbol_ref *symbol);
extern int _dl_linux_dynamic_link(void);
diff --git a/ldso/ldso/arm/elfinterp.c b/ldso/ldso/arm/elfinterp.c
index ee2d1e559..5ae85dd2e 100644
--- a/ldso/ldso/arm/elfinterp.c
+++ b/ldso/ldso/arm/elfinterp.c
@@ -70,7 +70,7 @@ unsigned long _dl_linux_resolver(struct elf_resolve *tpnt, int reloc_entry)
/* Get the address of the GOT entry */
new_addr = _dl_find_hash(symname, &_dl_loaded_modules->symbol_scope,
- tpnt, NULL, ELF_RTYPE_CLASS_PLT, NULL);
+ tpnt, ELF_RTYPE_CLASS_PLT, NULL);
if (unlikely(!new_addr)) {
_dl_dprintf(2, "%s: can't resolve symbol '%s'\n",
_dl_progname, symname);
@@ -189,22 +189,21 @@ _dl_do_reloc (struct elf_resolve *tpnt,struct r_scope_elem *scope,
unsigned long *reloc_addr;
unsigned long symbol_addr;
const Elf32_Sym *def = 0;
+ struct symbol_ref sym_ref;
struct elf_resolve *def_mod = 0;
int goof = 0;
- struct sym_val current_value = { NULL, NULL };
-
reloc_addr = (unsigned long *) (tpnt->loadaddr + (unsigned long) rpnt->r_offset);
reloc_type = ELF32_R_TYPE(rpnt->r_info);
symtab_index = ELF32_R_SYM(rpnt->r_info);
symbol_addr = 0;
+ sym_ref.sym = &symtab[symtab_index];
+ sym_ref.tpnt = NULL;
- if (symtab_index &&
- (ELF32_ST_VISIBILITY(symtab[symtab_index].st_other)
- != STV_PROTECTED)) {
+ if (symtab_index) {
symbol_addr = _dl_find_hash(strtab + symtab[symtab_index].st_name,
- scope, tpnt, &current_value, elf_machine_type_class(reloc_type), &def_mod);
+ scope, tpnt, elf_machine_type_class(reloc_type), &sym_ref);
/*
* We want to allow undefined references to weak symbols - this might
@@ -219,19 +218,15 @@ _dl_do_reloc (struct elf_resolve *tpnt,struct r_scope_elem *scope,
}
if (_dl_trace_prelink)
_dl_debug_lookup (symname, tpnt, &symtab[symtab_index],
- &current_value, elf_machine_type_class(reloc_type));
+ &sym_ref, elf_machine_type_class(reloc_type));
+ def_mod = sym_ref.tpnt;
} else {
/*
* Relocs against STN_UNDEF are usually treated as using a
* symbol value of zero, and using the module containing the
* reloc itself.
*/
- if (symtab_index)
- symbol_addr = DL_FIND_HASH_VALUE(tpnt, elf_machine_type_class(reloc_type),
- &symtab[symtab_index]);
- else
- symbol_addr = symtab[symtab_index].st_value;
-
+ symbol_addr = symtab[symtab_index].st_value;
def_mod = tpnt;
}
diff --git a/ldso/ldso/avr32/elfinterp.c b/ldso/ldso/avr32/elfinterp.c
index e741fd60e..c3c5b4907 100644
--- a/ldso/ldso/avr32/elfinterp.c
+++ b/ldso/ldso/avr32/elfinterp.c
@@ -50,9 +50,9 @@ unsigned long _dl_linux_resolver(unsigned long got_offset, unsigned long *got)
strtab = (char *)(tpnt->dynamic_info[DT_STRTAB] + tpnt->loadaddr);
symname = strtab + sym->st_name;
- new_addr = (unsigned long) _dl_find_hash(strtab + sym->st_name,
+ new_addr = (unsigned long) _dl_find_hash(symname,
&_dl_loaded_modules->symbol_scope, tpnt,
- NULL, 0, resolver);
+ ELF_RTYPE_CLASS_PLT, NULL);
entry = (unsigned long *)(got + local_gotno + sym_index - gotsym);
*entry = new_addr;
@@ -127,20 +127,20 @@ static int _dl_do_reloc(struct elf_resolve *tpnt, struct r_scope_elem *scope,
#if defined(__SUPPORT_LD_DEBUG__)
unsigned long old_val;
#endif
-
- struct sym_val current_value = { NULL, NULL };
+ struct symbol_ref sym_ref;
reloc_addr = (unsigned long *)(tpnt->loadaddr + rpnt->r_offset);
reloc_type = ELF32_R_TYPE(rpnt->r_info);
symtab_index = ELF32_R_SYM(rpnt->r_info);
symbol_addr = 0;
+ sym_ref.sym = &symtab[symtab_index];
+ sym_ref.tpnt = NULL;
symname = strtab + symtab[symtab_index].st_name;
if (symtab_index) {
symbol_addr = (unsigned long)
- _dl_find_hash(strtab + symtab[symtab_index].st_name,
- scope, tpnt, &current_value,
- elf_machine_type_class(reloc_type), NULL);
+ _dl_find_hash(symname, scope, tpnt,
+ elf_machine_type_class(reloc_type), &sym_ref);
/* Allow undefined references to weak symbols */
if (!symbol_addr &&
@@ -151,7 +151,7 @@ static int _dl_do_reloc(struct elf_resolve *tpnt, struct r_scope_elem *scope,
}
if (_dl_trace_prelink)
_dl_debug_lookup (symname, tpnt, &symtab[symtab_index],
- &current_value, elf_machine_type_class(reloc_type));
+ &sym_ref, elf_machine_type_class(reloc_type));
}
#if defined(__SUPPORT_LD_DEBUG__)
diff --git a/ldso/ldso/bfin/elfinterp.c b/ldso/ldso/bfin/elfinterp.c
index 466a3b4c1..42c113c50 100644
--- a/ldso/ldso/bfin/elfinterp.c
+++ b/ldso/ldso/bfin/elfinterp.c
@@ -46,11 +46,11 @@ _dl_linux_resolver (struct elf_resolve *tpnt, int reloc_entry)
ElfW(Sym) *symtab;
int symtab_index;
char *rel_addr;
- struct elf_resolve *new_tpnt;
char *new_addr;
struct funcdesc_value funcval;
struct funcdesc_value volatile *got_entry;
char *symname;
+ struct symbol_ref sym_ref;
rel_addr = (char *)tpnt->dynamic_info[DT_JMPREL];
@@ -59,15 +59,17 @@ _dl_linux_resolver (struct elf_resolve *tpnt, int reloc_entry)
symtab = (Elf32_Sym *) tpnt->dynamic_info[DT_SYMTAB];
strtab = (char *) tpnt->dynamic_info[DT_STRTAB];
+ sym_ref.sym = &symtab[symtab_index];
+ sym_ref.tpnt = NULL;
symname= strtab + symtab[symtab_index].st_name;
/* Address of GOT entry fix up */
got_entry = (struct funcdesc_value *) DL_RELOC_ADDR(tpnt->loadaddr, this_reloc->r_offset);
/* Get the address to be used to fill in the GOT entry. */
- new_addr = _dl_lookup_hash(symname, &_dl_loaded_modules->symbol_scope, NULL, NULL, 0, &new_tpnt);
+ new_addr = _dl_find_hash(symname, &_dl_loaded_modules->symbol_scope, NULL, 0, &sym_ref);
if (!new_addr) {
- new_addr = _dl_lookup_hash(symname, NULL, NULL, NULL, 0, &new_tpnt);
+ new_addr = _dl_find_hash(symname, NULL, NULL, 0, &sym_ref);
if (!new_addr) {
_dl_dprintf(2, "%s: can't resolve symbol '%s'\n",
_dl_progname, symname);
@@ -76,7 +78,7 @@ _dl_linux_resolver (struct elf_resolve *tpnt, int reloc_entry)
}
funcval.entry_point = new_addr;
- funcval.got_value = new_tpnt->loadaddr.got_value;
+ funcval.got_value = sym_ref.tpnt->loadaddr.got_value;
#if defined (__SUPPORT_LD_DEBUG__)
if (_dl_debug_bindings) {
@@ -165,14 +167,15 @@ _dl_do_reloc (struct elf_resolve *tpnt,struct r_scope_elem *scope,
#if defined (__SUPPORT_LD_DEBUG__)
unsigned long old_val;
#endif
-
- struct sym_val current_value = { NULL, NULL };
+ struct symbol_ref sym_ref;
reloc_addr = (unsigned long *) DL_RELOC_ADDR(tpnt->loadaddr, rpnt->r_offset);
__asm__ ("" : "=r" (reloc_addr_packed) : "0" (reloc_addr));
reloc_type = ELF_R_TYPE(rpnt->r_info);
symtab_index = ELF_R_SYM(rpnt->r_info);
symbol_addr = 0;
+ sym_ref.sym = &symtab[symtab_index];
+ sym_ref.tpnt = NULL;
symname = strtab + symtab[symtab_index].st_name;
if (ELF_ST_BIND (symtab[symtab_index].st_info) == STB_LOCAL) {
@@ -181,7 +184,7 @@ _dl_do_reloc (struct elf_resolve *tpnt,struct r_scope_elem *scope,
} else {
symbol_addr = (unsigned long)
- _dl_lookup_hash(symname, scope, NULL, &current_value, 0, &symbol_tpnt);
+ _dl_find_hash(symname, scope, NULL, 0, &sym_ref);
/*
* We want to allow undefined references to weak symbols - this might
@@ -191,12 +194,13 @@ _dl_do_reloc (struct elf_resolve *tpnt,struct r_scope_elem *scope,
if (!symbol_addr && ELF_ST_BIND(symtab[symtab_index].st_info) != STB_WEAK) {
_dl_dprintf (2, "%s: can't resolve symbol '%s'\n",
- _dl_progname, strtab + symtab[symtab_index].st_name);
+ _dl_progname, symname);
_dl_exit (1);
}
if (_dl_trace_prelink)
_dl_debug_lookup (symname, tpnt, &symtab[symtab_index],
- &current_value, elf_machine_type_class(reloc_type));
+ &sym_ref, elf_machine_type_class(reloc_type));
+ symbol_tpnt = sym_ref.tpnt;
}
#if defined (__SUPPORT_LD_DEBUG__)
diff --git a/ldso/ldso/cris/elfinterp.c b/ldso/ldso/cris/elfinterp.c
index 48802aa7c..c3af90b99 100644
--- a/ldso/ldso/cris/elfinterp.c
+++ b/ldso/ldso/cris/elfinterp.c
@@ -66,7 +66,7 @@ _dl_linux_resolver(struct elf_resolve *tpnt, int reloc_entry)
got_addr = (char **)instr_addr;
/* Get the address of the GOT entry. */
- new_addr = _dl_find_hash(symname, &_dl_loaded_modules->symbol_scope, tpnt, NULL, ELF_RTYPE_CLASS_PLT, NULL);
+ new_addr = _dl_find_hash(symname, &_dl_loaded_modules->symbol_scope, tpnt, ELF_RTYPE_CLASS_PLT, NULL);
if (unlikely(!new_addr)) {
_dl_dprintf(2, "%s: Can't resolve symbol '%s'\n", _dl_progname, symname);
_dl_exit(1);
@@ -161,13 +161,14 @@ _dl_do_reloc(struct elf_resolve *tpnt, struct r_scope_elem *scope,
#if defined (__SUPPORT_LD_DEBUG__)
unsigned long old_val;
#endif
-
- struct sym_val current_value = { NULL, NULL };
+ struct symbol_ref sym_ref;
reloc_addr = (unsigned long *)(intptr_t)(tpnt->loadaddr + (unsigned long)rpnt->r_offset);
reloc_type = ELF32_R_TYPE(rpnt->r_info);
symtab_index = ELF32_R_SYM(rpnt->r_info);
symbol_addr = 0;
+ sym_ref.sym = &symtab[symtab_index];
+ sym_ref.tpnt = NULL;
symname = strtab + symtab[symtab_index].st_name;
if (symtab_index) {
@@ -176,17 +177,18 @@ _dl_do_reloc(struct elf_resolve *tpnt, struct r_scope_elem *scope,
symbol_addr = (unsigned long)tpnt->loadaddr;
} else {
symbol_addr = (unsigned long)_dl_find_hash(symname, scope, tpnt,
- &current_value, elf_machine_type_class(reloc_type), NULL);
+ elf_machine_type_class(reloc_type), &sym_ref);
}
if (unlikely(!symbol_addr && ELF32_ST_BIND(symtab[symtab_index].st_info) != STB_WEAK)) {
_dl_dprintf(2, "%s: can't resolve symbol '%s'\n", _dl_progname, symname);
_dl_exit(1);
}
+
symbol_addr += rpnt->r_addend;
if (_dl_trace_prelink)
_dl_debug_lookup (symname, tpnt, &symtab[symtab_index],
- &current_value, elf_machine_type_class(reloc_type));
+ &sym_ref, elf_machine_type_class(reloc_type));
}
#if defined (__SUPPORT_LD_DEBUG__)
diff --git a/ldso/ldso/dl-debug.c b/ldso/ldso/dl-debug.c
index 47b32316e..8a548195f 100644
--- a/ldso/ldso/dl-debug.c
+++ b/ldso/ldso/dl-debug.c
@@ -109,7 +109,7 @@ static void debug_reloc(ElfW(Sym) *symtab, char *strtab, ELF_RELOC *rpnt)
static void
internal_function
_dl_debug_lookup (const char *undef_name, struct elf_resolve *undef_map,
- const ElfW(Sym) *ref, struct sym_val *value, int type_class)
+ const ElfW(Sym) *ref, struct symbol_ref *value, int type_class)
{
#ifdef SHARED
unsigned long symbol_addr;
@@ -117,8 +117,7 @@ _dl_debug_lookup (const char *undef_name, struct elf_resolve *undef_map,
if (_dl_trace_prelink)
{
int conflict = 0;
- struct elf_resolve *tls_tpnt = NULL;
- struct sym_val val = { NULL, NULL };
+ struct symbol_ref val = { NULL, NULL };
if ((_dl_trace_prelink_map == NULL
|| _dl_trace_prelink_map == _dl_loaded_modules)
@@ -126,14 +125,14 @@ _dl_debug_lookup (const char *undef_name, struct elf_resolve *undef_map,
{
symbol_addr = (unsigned long)
_dl_find_hash(undef_name, &undef_map->symbol_scope,
- undef_map, &val, type_class, &tls_tpnt);
+ undef_map, type_class, &val);
- if (val.s != value->s || val.m != value->m)
+ if (val.sym != value->sym || val.tpnt != value->tpnt)
conflict = 1;
}
- if (value->s
- && (__builtin_expect (ELF_ST_TYPE(value->s->st_info)
+ if (value->sym
+ && (__builtin_expect (ELF_ST_TYPE(value->sym->st_info)
== STT_TLS, 0)))
type_class = 4;
@@ -146,12 +145,12 @@ _dl_debug_lookup (const char *undef_name, struct elf_resolve *undef_map,
conflict ? "conflict" : "lookup",
(size_t) undef_map->mapaddr,
(size_t) (((ElfW(Addr)) ref) - undef_map->mapaddr),
- (size_t) (value->m ? value->m->mapaddr : 0),
- (size_t) (value->s ? value->s->st_value : 0));
+ (size_t) (value->tpnt ? value->tpnt->mapaddr : 0),
+ (size_t) (value->sym ? value->sym->st_value : 0));
if (conflict)
_dl_dprintf (1, "x %x %x ",
- (size_t) (val.m ? val.m->mapaddr : 0),
- (size_t) (val.s ? val.s->st_value : 0));
+ (size_t) (val.tpnt ? val.tpnt->mapaddr : 0),
+ (size_t) (val.sym ? val.sym->st_value : 0));
_dl_dprintf (1, "/%x %s\n", type_class, undef_name);
}
}
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;
}
diff --git a/ldso/ldso/i386/elfinterp.c b/ldso/ldso/i386/elfinterp.c
index 0c821ce8b..33c14402a 100644
--- a/ldso/ldso/i386/elfinterp.c
+++ b/ldso/ldso/i386/elfinterp.c
@@ -71,7 +71,7 @@ _dl_linux_resolver(struct elf_resolve *tpnt, int reloc_entry)
got_addr = (char **)instr_addr;
/* Get the address of the GOT entry. */
- new_addr = _dl_find_hash(symname, &_dl_loaded_modules->symbol_scope, tpnt, NULL, ELF_RTYPE_CLASS_PLT, NULL);
+ new_addr = _dl_find_hash(symname, &_dl_loaded_modules->symbol_scope, tpnt, ELF_RTYPE_CLASS_PLT, NULL);
if (unlikely(!new_addr)) {
_dl_dprintf(2, "%s: can't resolve symbol '%s' in lib '%s'.\n", _dl_progname, symname, tpnt->libname);
_dl_exit(1);
@@ -168,20 +168,19 @@ _dl_do_reloc(struct elf_resolve *tpnt, struct r_scope_elem *scope,
#if defined (__SUPPORT_LD_DEBUG__)
unsigned long old_val;
#endif
-
- struct sym_val current_value = { NULL, NULL };
+ struct symbol_ref sym_ref;
reloc_addr = (unsigned long *)(intptr_t)(tpnt->loadaddr + (unsigned long)rpnt->r_offset);
reloc_type = ELF32_R_TYPE(rpnt->r_info);
symtab_index = ELF32_R_SYM(rpnt->r_info);
symbol_addr = 0;
+ sym_ref.sym = &symtab[symtab_index];
+ sym_ref.tpnt = NULL;
symname = strtab + symtab[symtab_index].st_name;
- if (symtab_index &&
- (ELF32_ST_VISIBILITY(symtab[symtab_index].st_other)
- != STV_PROTECTED)) {
+ if (symtab_index) {
symbol_addr = (unsigned long)_dl_find_hash(symname, scope, tpnt,
- &current_value, elf_machine_type_class(reloc_type), &tls_tpnt);
+ elf_machine_type_class(reloc_type), &sym_ref);
/*
* We want to allow undefined references to weak symbols - this
@@ -191,16 +190,12 @@ _dl_do_reloc(struct elf_resolve *tpnt, struct r_scope_elem *scope,
if (unlikely(!symbol_addr && (ELF_ST_TYPE(symtab[symtab_index].st_info) != STT_TLS)
&& ELF32_ST_BIND(symtab[symtab_index].st_info) != STB_WEAK))
return 1;
-
if (_dl_trace_prelink)
_dl_debug_lookup (symname, tpnt, &symtab[symtab_index],
- &current_value, elf_machine_type_class(reloc_type));
+ &sym_ref, elf_machine_type_class(reloc_type));
+ tls_tpnt = sym_ref.tpnt;
} else {
- if (symtab_index)
- symbol_addr = DL_FIND_HASH_VALUE(tpnt, elf_machine_type_class(reloc_type),
- &symtab[symtab_index]);
- else
- symbol_addr = symtab[symtab_index].st_value;
+ symbol_addr = symtab[symtab_index].st_value;
tls_tpnt = tpnt;
}
diff --git a/ldso/ldso/ldso.c b/ldso/ldso/ldso.c
index e0d323a9f..2ff441194 100644
--- a/ldso/ldso/ldso.c
+++ b/ldso/ldso/ldso.c
@@ -380,7 +380,7 @@ void *_dl_get_ready_to_run(struct elf_resolve *tpnt, DL_LOADADDR_TYPE load_addr,
ElfW(Phdr) *ppnt;
ElfW(Dyn) *dpnt;
char *lpntstr;
- unsigned int i, cnt, k, nscope_elem;
+ unsigned int i, cnt, nscope_elem;
int unlazy = 0, trace_loaded_objects = 0;
struct dyn_elf *rpnt;
struct elf_resolve *tcurr;
@@ -1128,6 +1128,7 @@ of this helper program; chances are you did not intend to run this program.\n\
local_scope = _dl_malloc(nscope_elem * sizeof(struct elf_resolve *));
i = 1;
for (tcurr = _dl_loaded_modules->next; tcurr; tcurr = tcurr->next) {
+ unsigned int k;
cnt = _dl_build_local_scope(local_scope, scope_elem_list[i++]);
tcurr->symbol_scope.r_list = _dl_malloc(cnt * sizeof(struct elf_resolve *));
tcurr->symbol_scope.r_nlist = cnt;
@@ -1312,7 +1313,7 @@ of this helper program; chances are you did not intend to run this program.\n\
* ld.so.1, so we have to look up each symbol individually.
*/
- _dl_envp = (unsigned long *) (intptr_t) _dl_find_hash(__C_SYMBOL_PREFIX__ "__environ", global_scope, NULL, NULL, 0, NULL);
+ _dl_envp = (unsigned long *) (intptr_t) _dl_find_hash(__C_SYMBOL_PREFIX__ "__environ", global_scope, NULL, 0, NULL);
if (_dl_envp)
*_dl_envp = (unsigned long) envp;
@@ -1368,21 +1369,21 @@ of this helper program; chances are you did not intend to run this program.\n\
/* Find the real malloc function and make ldso functions use that from now on */
_dl_malloc_function = (void* (*)(size_t)) (intptr_t) _dl_find_hash(__C_SYMBOL_PREFIX__ "malloc",
- global_scope, NULL, NULL, ELF_RTYPE_CLASS_PLT, NULL);
+ global_scope, NULL, ELF_RTYPE_CLASS_PLT, NULL);
#if defined(USE_TLS) && USE_TLS
/* Find the real functions and make ldso functions use them from now on */
_dl_calloc_function = (void* (*)(size_t, size_t)) (intptr_t)
- _dl_find_hash(__C_SYMBOL_PREFIX__ "calloc", global_scope, NULL, NULL, ELF_RTYPE_CLASS_PLT, NULL);
+ _dl_find_hash(__C_SYMBOL_PREFIX__ "calloc", global_scope, NULL, ELF_RTYPE_CLASS_PLT, NULL);
_dl_realloc_function = (void* (*)(void *, size_t)) (intptr_t)
- _dl_find_hash(__C_SYMBOL_PREFIX__ "realloc", global_scope, NULL, NULL, ELF_RTYPE_CLASS_PLT, NULL);
+ _dl_find_hash(__C_SYMBOL_PREFIX__ "realloc", global_scope, NULL, ELF_RTYPE_CLASS_PLT, NULL);
_dl_free_function = (void (*)(void *)) (intptr_t)
- _dl_find_hash(__C_SYMBOL_PREFIX__ "free", global_scope, NULL, NULL, ELF_RTYPE_CLASS_PLT, NULL);
+ _dl_find_hash(__C_SYMBOL_PREFIX__ "free", global_scope, NULL, ELF_RTYPE_CLASS_PLT, NULL);
_dl_memalign_function = (void* (*)(size_t, size_t)) (intptr_t)
- _dl_find_hash(__C_SYMBOL_PREFIX__ "memalign", global_scope, NULL, NULL, ELF_RTYPE_CLASS_PLT, NULL);
+ _dl_find_hash(__C_SYMBOL_PREFIX__ "memalign", global_scope, NULL, ELF_RTYPE_CLASS_PLT, NULL);
#endif
diff --git a/ldso/ldso/m68k/elfinterp.c b/ldso/ldso/m68k/elfinterp.c
index 195dba5e5..8ad4ae58b 100644
--- a/ldso/ldso/m68k/elfinterp.c
+++ b/ldso/ldso/m68k/elfinterp.c
@@ -70,7 +70,7 @@ _dl_linux_resolver(struct elf_resolve *tpnt, int reloc_entry)
got_addr = (char **)instr_addr;
/* Get the address of the GOT entry. */
- new_addr = _dl_find_hash(symname, &_dl_loaded_modules->symbol_scope, tpnt, NULL, ELF_RTYPE_CLASS_PLT, NULL);
+ new_addr = _dl_find_hash(symname, &_dl_loaded_modules->symbol_scope, tpnt, ELF_RTYPE_CLASS_PLT, NULL);
if (unlikely(!new_addr)) {
_dl_dprintf(2, "%s: Can't resolve symbol '%s'\n", _dl_progname, symname);
_dl_exit(1);
@@ -157,37 +157,36 @@ _dl_do_reloc(struct elf_resolve *tpnt, struct r_scope_elem *scope,
int reloc_type;
int symtab_index;
char *symname;
- ElfW(Sym) *sym;
+ struct symbol_ref sym_ref;
ElfW(Addr) *reloc_addr;
ElfW(Addr) symbol_addr;
#if defined (__SUPPORT_LD_DEBUG__)
ElfW(Addr) old_val;
#endif
- struct sym_val current_value = { NULL, NULL };
-
reloc_addr = (ElfW(Addr)*)(tpnt->loadaddr + (unsigned long)rpnt->r_offset);
reloc_type = ELF_R_TYPE(rpnt->r_info);
symtab_index = ELF_R_SYM(rpnt->r_info);
- sym = &symtab[symtab_index];
+ sym_ref.sym = &symtab[symtab_index];
+ sym_ref.tpnt = NULL;
symbol_addr = 0;
- symname = strtab + sym->st_name;
+ symname = strtab + sym_ref.sym->st_name;
if (symtab_index) {
symbol_addr = (ElfW(Addr))_dl_find_hash(symname, scope, tpnt,
- &current_value, elf_machine_type_class(reloc_type), NULL);
+ elf_machine_type_class(reloc_type), &sym_ref);
/*
* We want to allow undefined references to weak symbols - this
* might have been intentional. We should not be linking local
* symbols here, so all bases should be covered.
*/
- if (unlikely(!symbol_addr && ELF_ST_BIND(sym->st_info) != STB_WEAK)) {
+ if (unlikely(!symbol_addr && ELF_ST_BIND(sym_ref.sym->st_info) != STB_WEAK)) {
_dl_dprintf(2, "%s: can't resolve symbol '%s'\n", _dl_progname, symname);
_dl_exit(1);
}
if (_dl_trace_prelink)
_dl_debug_lookup (symname, tpnt, &symtab[symtab_index],
- &current_value, elf_machine_type_class(reloc_type));
+ &sym_ref, elf_machine_type_class(reloc_type));
}
#if defined (__SUPPORT_LD_DEBUG__)
@@ -235,12 +234,12 @@ _dl_do_reloc(struct elf_resolve *tpnt, struct r_scope_elem *scope,
if (_dl_debug_move)
_dl_dprintf(_dl_debug_file,
"\t%s move %d bytes from %x to %x\n",
- symname, sym->st_size,
+ symname, sym_ref.sym->st_size,
symbol_addr, reloc_addr);
#endif
_dl_memcpy ((void *) reloc_addr,
(void *) symbol_addr,
- sym->st_size);
+ sym_ref.sym->st_size);
} else
_dl_dprintf(_dl_debug_file, "no symbol_addr to copy !?\n");
break;
diff --git a/ldso/ldso/mips/elfinterp.c b/ldso/ldso/mips/elfinterp.c
index 2a433e282..3ca403609 100644
--- a/ldso/ldso/mips/elfinterp.c
+++ b/ldso/ldso/mips/elfinterp.c
@@ -56,7 +56,7 @@ unsigned long __dl_runtime_resolve(unsigned long sym_index,
symname = strtab + sym->st_name;
new_addr = (unsigned long) _dl_find_hash(symname,
- &_dl_loaded_modules->symbol_scope, tpnt, NULL, ELF_RTYPE_CLASS_PLT, NULL);
+ &_dl_loaded_modules->symbol_scope, tpnt, ELF_RTYPE_CLASS_PLT, NULL);
if (unlikely(!new_addr)) {
_dl_dprintf (2, "%s: can't resolve symbol '%s'\n",
_dl_progname, symname);
@@ -111,7 +111,7 @@ __dl_runtime_pltresolve(struct elf_resolve *tpnt, int reloc_entry)
got_addr = (char **)instr_addr;
/* Get the address of the GOT entry. */
- new_addr = _dl_find_hash(symname, &_dl_loaded_modules->symbol_scope, tpnt, NULL, ELF_RTYPE_CLASS_PLT, NULL);
+ new_addr = _dl_find_hash(symname, &_dl_loaded_modules->symbol_scope, tpnt, ELF_RTYPE_CLASS_PLT, NULL);
if (unlikely(!new_addr)) {
_dl_dprintf(2, "%s: can't resolve symbol '%s' in lib '%s'.\n", _dl_progname, symname, tpnt->libname);
_dl_exit(1);
@@ -161,8 +161,7 @@ int _dl_parse_relocation_information(struct dyn_elf *xpnt,
unsigned long old_val=0;
#endif
- struct sym_val current_value = { NULL, NULL };
-
+ struct symbol_ref sym_ref = { NULL, NULL };
/* Now parse the relocation information */
rel_size = rel_size / sizeof(ElfW(Rel));
rpnt = (ELF_RELOC *) rel_addr;
@@ -171,6 +170,7 @@ int _dl_parse_relocation_information(struct dyn_elf *xpnt,
strtab = (char *) tpnt->dynamic_info[DT_STRTAB];
got = (unsigned long *) tpnt->dynamic_info[DT_PLTGOT];
+
for (i = 0; i < rel_size; i++, rpnt++) {
reloc_addr = (unsigned long *) (tpnt->loadaddr +
(unsigned long) rpnt->r_offset);
@@ -189,13 +189,13 @@ int _dl_parse_relocation_information(struct dyn_elf *xpnt,
if (reloc_type == R_MIPS_JUMP_SLOT || reloc_type == R_MIPS_COPY) {
symbol_addr = (unsigned long)_dl_find_hash(symname,
scope,
- tpnt, &current_value,
- elf_machine_type_class(reloc_type), NULL);
+ tpnt,
+ elf_machine_type_class(reloc_type), &sym_ref);
if (unlikely(!symbol_addr && ELF32_ST_BIND(symtab[symtab_index].st_info) != STB_WEAK))
return 1;
if (_dl_trace_prelink)
_dl_debug_lookup (symname, tpnt, &symtab[symtab_index],
- &current_value, elf_machine_type_class(reloc_type));
+ &sym_ref, elf_machine_type_class(reloc_type));
}
if (!symtab_index) {
/* Relocs against STN_UNDEF are usually treated as using a
@@ -217,23 +217,26 @@ int _dl_parse_relocation_information(struct dyn_elf *xpnt,
case R_MIPS_TLS_TPREL32:
# endif
{
- struct elf_resolve *tpnt_tls = NULL;
+ struct elf_resolve *tls_tpnt = NULL;
+ sym_ref.sym = &symtab[symtab_index];
+ sym_ref.tpnt = NULL;
if (ELF32_ST_BIND(symtab[symtab_index].st_info) != STB_LOCAL) {
symbol_addr = (unsigned long) _dl_find_hash(symname, scope,
- tpnt, &current_value, elf_machine_type_class(reloc_type), &tpnt_tls);
+ tpnt, elf_machine_type_class(reloc_type), &sym_ref);
+ tls_tpnt = sym_ref.tpnt;
}
- /* In case of a TLS reloc, tpnt_tls NULL means we have an 'anonymous'
+ /* In case of a TLS reloc, tls_tpnt NULL means we have an 'anonymous'
symbol. This is the case for a static tls variable, so the lookup
module is just that one is referencing the tls variable. */
- if (!tpnt_tls)
- tpnt_tls = tpnt;
+ if (!tls_tpnt)
+ tls_tpnt = tpnt;
switch (reloc_type) {
case R_MIPS_TLS_DTPMOD64:
case R_MIPS_TLS_DTPMOD32:
- if (tpnt_tls)
- *(ElfW(Word) *)reloc_addr = tpnt_tls->l_tls_modid;
+ if (tls_tpnt)
+ *(ElfW(Word) *)reloc_addr = tls_tpnt->l_tls_modid;
#ifdef __SUPPORT_LD_DEBUG__
_dl_dprintf(2, "TLS_DTPMOD : %s, %d, %d\n",
symname, old_val, *((unsigned int *)reloc_addr));
@@ -252,9 +255,9 @@ int _dl_parse_relocation_information(struct dyn_elf *xpnt,
case R_MIPS_TLS_TPREL32:
case R_MIPS_TLS_TPREL64:
- CHECK_STATIC_TLS((struct link_map *)tpnt_tls);
+ CHECK_STATIC_TLS((struct link_map *)tls_tpnt);
*(ElfW(Word) *)reloc_addr +=
- TLS_TPREL_VALUE (tpnt_tls, symbol_addr);
+ TLS_TPREL_VALUE (tls_tpnt, symbol_addr);
#ifdef __SUPPORT_LD_DEBUG__
_dl_dprintf(2, "TLS_TPREL : %s, %x, %x\n",
symname, old_val, *((unsigned int *)reloc_addr));
@@ -362,12 +365,12 @@ void _dl_perform_mips_global_got_relocations(struct elf_resolve *tpnt, int lazy)
}
else {
*got_entry = (unsigned long) _dl_find_hash(strtab +
- sym->st_name, &_dl_loaded_modules->symbol_scope, tpnt, NULL, ELF_RTYPE_CLASS_PLT, NULL);
+ sym->st_name, &_dl_loaded_modules->symbol_scope, tpnt, ELF_RTYPE_CLASS_PLT, NULL);
}
}
else if (sym->st_shndx == SHN_COMMON) {
*got_entry = (unsigned long) _dl_find_hash(strtab +
- sym->st_name, &_dl_loaded_modules->symbol_scope, tpnt, NULL, ELF_RTYPE_CLASS_PLT, NULL);
+ sym->st_name, &_dl_loaded_modules->symbol_scope, tpnt, ELF_RTYPE_CLASS_PLT, NULL);
}
else if (ELF_ST_TYPE(sym->st_info) == STT_FUNC &&
*got_entry != sym->st_value && tmp_lazy) {
@@ -379,7 +382,7 @@ void _dl_perform_mips_global_got_relocations(struct elf_resolve *tpnt, int lazy)
}
else {
*got_entry = (unsigned long) _dl_find_hash(strtab +
- sym->st_name, &_dl_loaded_modules->symbol_scope, tpnt, NULL, ELF_RTYPE_CLASS_PLT, NULL);
+ sym->st_name, &_dl_loaded_modules->symbol_scope, tpnt, ELF_RTYPE_CLASS_PLT, NULL);
}
got_entry++;
diff --git a/ldso/ldso/powerpc/elfinterp.c b/ldso/ldso/powerpc/elfinterp.c
index 043534ed1..78085ecb0 100644
--- a/ldso/ldso/powerpc/elfinterp.c
+++ b/ldso/ldso/powerpc/elfinterp.c
@@ -139,7 +139,7 @@ unsigned long _dl_linux_resolver(struct elf_resolve *tpnt, int reloc_entry)
/* Get the address of the GOT entry */
finaladdr = (Elf32_Addr) _dl_find_hash(symname,
- &_dl_loaded_modules->symbol_scope, tpnt, NULL, ELF_RTYPE_CLASS_PLT, NULL);
+ &_dl_loaded_modules->symbol_scope, tpnt, ELF_RTYPE_CLASS_PLT, NULL);
if (unlikely(!finaladdr)) {
_dl_dprintf(2, "%s: can't resolve symbol '%s' in lib '%s'.\n", _dl_progname, symname, tpnt->libname);
_dl_exit(1);
@@ -187,7 +187,7 @@ _dl_do_reloc (struct elf_resolve *tpnt,struct r_scope_elem *scope,
{
int reloc_type;
int symtab_index;
- ElfW(Sym) *sym;
+ struct symbol_ref sym_ref;
Elf32_Addr *reloc_addr;
Elf32_Addr finaladdr;
struct elf_resolve *tls_tpnt = NULL;
@@ -197,33 +197,32 @@ _dl_do_reloc (struct elf_resolve *tpnt,struct r_scope_elem *scope,
unsigned long old_val;
#endif
- struct sym_val current_value = { NULL, NULL };
-
symbol_addr = tpnt->loadaddr; /* For R_PPC_RELATIVE */
reloc_addr = (Elf32_Addr *)(intptr_t) (symbol_addr + (unsigned long) rpnt->r_offset);
reloc_type = ELF32_R_TYPE(rpnt->r_info);
symtab_index = ELF32_R_SYM(rpnt->r_info);
- sym = &symtab[symtab_index];
- symname = strtab + sym->st_name;
+ sym_ref.sym = &symtab[symtab_index];
+ sym_ref.tpnt = NULL;
+ symname = strtab + sym_ref.sym->st_name;
if (symtab_index) {
symbol_addr = (unsigned long) _dl_find_hash(symname, scope, tpnt,
- &current_value, elf_machine_type_class(reloc_type), &tls_tpnt);
+ elf_machine_type_class(reloc_type), &sym_ref);
/* We want to allow undefined references to weak symbols - this might
* have been intentional. We should not be linking local symbols
* here, so all bases should be covered.
*/
if (unlikely(!symbol_addr
- && (ELF32_ST_TYPE(sym->st_info) != STT_TLS
- && ELF32_ST_BIND(sym->st_info) != STB_WEAK)))
+ && (ELF32_ST_TYPE(sym_ref.sym->st_info) != STT_TLS
+ && ELF32_ST_BIND(sym_ref.sym->st_info) != STB_WEAK)))
return 1;
if (_dl_trace_prelink)
_dl_debug_lookup (symname, tpnt, &symtab[symtab_index],
- &current_value, elf_machine_type_class(reloc_type));
+ &sym_ref, elf_machine_type_class(reloc_type));
+ tls_tpnt = sym_ref.tpnt;
} else {
- symbol_addr = sym->st_value;
+ symbol_addr = sym_ref.sym->st_value;
tls_tpnt = tpnt;
}
-
#if defined (__SUPPORT_LD_DEBUG__)
old_val = *reloc_addr;
#endif
@@ -271,10 +270,10 @@ _dl_do_reloc (struct elf_resolve *tpnt,struct r_scope_elem *scope,
#if defined (__SUPPORT_LD_DEBUG__)
if (_dl_debug_move)
_dl_dprintf(_dl_debug_file,"\n%s move %x bytes from %x to %x",
- symname, sym->st_size,
+ symname, sym_ref.sym->st_size,
symbol_addr, reloc_addr);
#endif
- _dl_memcpy((char *) reloc_addr, (char *) finaladdr, sym->st_size);
+ _dl_memcpy((char *) reloc_addr, (char *) finaladdr, sym_ref.sym->st_size);
goto out_nocode; /* No code code modified */
case R_PPC_ADDR16_HA:
finaladdr += 0x8000; /* fall through. */
diff --git a/ldso/ldso/sh/elfinterp.c b/ldso/ldso/sh/elfinterp.c
index 928a84b40..293bfe31e 100644
--- a/ldso/ldso/sh/elfinterp.c
+++ b/ldso/ldso/sh/elfinterp.c
@@ -69,7 +69,7 @@ unsigned long _dl_linux_resolver(struct elf_resolve *tpnt, int reloc_entry)
got_addr = (char **) instr_addr;
/* Get the address of the GOT entry */
- new_addr = _dl_find_hash(symname, &_dl_loaded_modules->symbol_scope, tpnt, NULL, ELF_RTYPE_CLASS_PLT, NULL);
+ new_addr = _dl_find_hash(symname, &_dl_loaded_modules->symbol_scope, tpnt, ELF_RTYPE_CLASS_PLT, NULL);
if (unlikely(!new_addr)) {
_dl_dprintf(2, "%s: can't resolve symbol '%s'\n", _dl_progname, symname);
@@ -161,42 +161,38 @@ _dl_do_reloc (struct elf_resolve *tpnt, struct r_scope_elem *scope,
#endif
struct elf_resolve *tls_tpnt = NULL;
- struct sym_val current_value = { NULL, NULL };
+ struct symbol_ref sym_ref;
reloc_addr = (unsigned long *)(intptr_t) (tpnt->loadaddr + (unsigned long) rpnt->r_offset);
reloc_type = ELF32_R_TYPE(rpnt->r_info);
symtab_index = ELF32_R_SYM(rpnt->r_info);
symbol_addr = 0;
+ sym_ref.sym = &symtab[symtab_index];
+ sym_ref.tpnt = NULL;
if (symtab_index) {
symname = strtab + symtab[symtab_index].st_name;
- if (ELF32_ST_VISIBILITY(symtab[symtab_index].st_other)
- != STV_PROTECTED) {
- symbol_addr = (unsigned long) _dl_find_hash(symname, scope, tpnt, &current_value,
- elf_machine_type_class(reloc_type), &tls_tpnt);
- /*
- * We want to allow undefined references to weak symbols - this might
- * have been intentional. We should not be linking local symbols
- * here, so all bases should be covered.
- */
-
- if (!symbol_addr
- && (ELF_ST_TYPE(symtab[symtab_index].st_info) != STT_TLS)
- && (ELF32_ST_BIND(symtab[symtab_index].st_info) != STB_WEAK)) {
- _dl_dprintf(2, "%s: can't resolve symbol '%s'\n",
- _dl_progname, strtab + symtab[symtab_index].st_name);
-
- /* Let the caller to handle the error: it may be non fatal if called from dlopen */
- return 1;
- }
- } else
- /* Resolve protected symbols locally */
- symbol_addr = DL_FIND_HASH_VALUE(tpnt, elf_machine_type_class(reloc_type),
- &symtab[symtab_index]);
-
+ symbol_addr = (unsigned long) _dl_find_hash(symname, scope, tpnt,
+ elf_machine_type_class(reloc_type), &sym_ref);
+ /*
+ * We want to allow undefined references to weak symbols - this might
+ * have been intentional. We should not be linking local symbols
+ * here, so all bases should be covered.
+ */
+
+ if (!symbol_addr
+ && (ELF_ST_TYPE(symtab[symtab_index].st_info) != STT_TLS)
+ && (ELF32_ST_BIND(symtab[symtab_index].st_info) != STB_WEAK)) {
+ _dl_dprintf(2, "%s: can't resolve symbol '%s'\n",
+ _dl_progname, symname);
+
+ /* Let the caller to handle the error: it may be non fatal if called from dlopen */
+ return 1;
+ }
if (_dl_trace_prelink)
_dl_debug_lookup (symname, tpnt, &symtab[symtab_index],
- &current_value, elf_machine_type_class(reloc_type));
+ &sym_ref, elf_machine_type_class(reloc_type));
+ tls_tpnt = sym_ref.tpnt;
}
#if defined (__SUPPORT_LD_DEBUG__)
diff --git a/ldso/ldso/sh64/elfinterp.c b/ldso/ldso/sh64/elfinterp.c
index 8f6b32067..caf9f0e14 100644
--- a/ldso/ldso/sh64/elfinterp.c
+++ b/ldso/ldso/sh64/elfinterp.c
@@ -73,7 +73,7 @@ unsigned long _dl_linux_resolver(struct elf_resolve *tpnt, int reloc_entry)
/* Get the address of the GOT entry */
- new_addr = _dl_find_hash(symname, &_dl_loaded_modules->symbol_scope, tpnt, NULL, ELF_RTYPE_CLASS_PLT, NULL);
+ new_addr = _dl_find_hash(symname, &_dl_loaded_modules->symbol_scope, tpnt, ELF_RTYPE_CLASS_PLT, NULL);
if (unlikely(!new_addr)) {
_dl_dprintf(2, "%s: can't resolve symbol '%s'\n",
_dl_progname, symname);
@@ -173,13 +173,14 @@ static int _dl_do_reloc(struct elf_resolve *tpnt,struct r_scope_elem *scope,
#ifdef __SUPPORT_LD_DEBUG__
unsigned long old_val;
#endif
-
- struct sym_val current_value = { NULL, NULL };
+ struct symbol_ref sym_ref;
reloc_type = ELF32_R_TYPE(rpnt->r_info);
symtab_index = ELF32_R_SYM(rpnt->r_info);
symbol_addr = 0;
lsb = !!(symtab[symtab_index].st_other & STO_SH5_ISA32);
+ sym_ref.sym = &symtab[symtab_index];
+ sym_ref.tpnt = NULL;
symname = strtab + symtab[symtab_index].st_name;
reloc_addr = (unsigned long *)(intptr_t)
(tpnt->loadaddr + (unsigned long)rpnt->r_offset);
@@ -188,7 +189,7 @@ static int _dl_do_reloc(struct elf_resolve *tpnt,struct r_scope_elem *scope,
int stb;
symbol_addr = (unsigned long)_dl_find_hash(symname, scope, tpnt,
- &current_value, elf_machine_type_class(reloc_type), NULL);
+ elf_machine_type_class(reloc_type), &sym_ref);
/*
* We want to allow undefined references to weak symbols - this
@@ -199,12 +200,12 @@ static int _dl_do_reloc(struct elf_resolve *tpnt,struct r_scope_elem *scope,
if (stb != STB_WEAK && !symbol_addr) {
_dl_dprintf (2, "%s: can't resolve symbol '%s'\n",
- _dl_progname, strtab + symtab[symtab_index].st_name);
+ _dl_progname, symname);
_dl_exit (1);
}
if (_dl_trace_prelink)
_dl_debug_lookup (symname, tpnt, &symtab[symtab_index],
- &current_value, elf_machine_type_class(reloc_type));
+ &sym_ref, elf_machine_type_class(reloc_type));
}
#ifdef __SUPPORT_LD_DEBUG__
diff --git a/ldso/ldso/sparc/elfinterp.c b/ldso/ldso/sparc/elfinterp.c
index b33ad91b1..3c928073b 100644
--- a/ldso/ldso/sparc/elfinterp.c
+++ b/ldso/ldso/sparc/elfinterp.c
@@ -80,7 +80,7 @@ _dl_linux_resolver(struct elf_resolve *tpnt, int reloc_entry)
got_addr = (char **)instr_addr;
/* Get the address of the GOT entry */
- new_addr = _dl_find_hash(symname, &_dl_loaded_modules->symbol_scope, tpnt, NULL, ELF_RTYPE_CLASS_PLT, NULL);
+ new_addr = _dl_find_hash(symname, &_dl_loaded_modules->symbol_scope, tpnt, ELF_RTYPE_CLASS_PLT, NULL);
if (unlikely(!new_addr)) {
_dl_dprintf(2, "%s: Can't resolve symbol '%s'\n", _dl_progname, symname);
_dl_exit(1);
@@ -171,44 +171,44 @@ _dl_do_reloc(struct elf_resolve *tpnt, struct r_scope_elem *scope,
int symtab_index;
char *symname;
struct elf_resolve *tls_tpnt = 0;
- ElfW(Sym) *sym;
+ struct symbol_ref sym_ref;
ElfW(Addr) *reloc_addr;
ElfW(Addr) symbol_addr;
#if defined (__SUPPORT_LD_DEBUG__)
ElfW(Addr) old_val;
#endif
- struct sym_val current_value = { NULL, NULL };
-
reloc_addr = (ElfW(Addr)*)(tpnt->loadaddr + (unsigned long)rpnt->r_offset);
reloc_type = ELF_R_TYPE(rpnt->r_info);
symtab_index = ELF_R_SYM(rpnt->r_info);
- sym = &symtab[symtab_index];
+ sym_ref.sym = &symtab[symtab_index];
+ sym_ref.tpnt = NULL;
symbol_addr = 0;
- symname = strtab + sym->st_name;
+ symname = strtab + sym_ref.sym->st_name;
if (symtab_index) {
- symbol_addr = (ElfW(Addr))_dl_find_hash(symname, scope, tpnt, &current_value,
- elf_machine_type_class(reloc_type), &tls_tpnt);
+ symbol_addr = (ElfW(Addr))_dl_find_hash(symname, scope, tpnt,
+ elf_machine_type_class(reloc_type), &sym_ref);
/*
* We want to allow undefined references to weak symbols - this
* might have been intentional. We should not be linking local
* symbols here, so all bases should be covered.
*/
- if (unlikely(!symbol_addr && (ELF_ST_TYPE(sym->st_info) != STT_TLS)
- && (ELF_ST_BIND(sym->st_info) != STB_WEAK))) {
+ if (unlikely(!symbol_addr && (ELF_ST_TYPE(sym_ref.sym->st_info) != STT_TLS)
+ && (ELF_ST_BIND(sym_ref.sym->st_info) != STB_WEAK))) {
/* This may be non-fatal if called from dlopen. */
return 1;
}
if (_dl_trace_prelink)
_dl_debug_lookup (symname, tpnt, &symtab[symtab_index],
- &current_value, elf_machine_type_class(reloc_type));
+ &sym_ref, elf_machine_type_class(reloc_type));
+ tls_tpnt = sym_ref.tpnt;
} else {
/* Relocs against STN_UNDEF are usually treated as using a
* symbol value of zero, and using the module containing the
* reloc itself. */
- symbol_addr = sym->st_value;
+ symbol_addr = sym_ref.sym->st_value;
tls_tpnt = tpnt;
}
@@ -267,13 +267,13 @@ _dl_do_reloc(struct elf_resolve *tpnt, struct r_scope_elem *scope,
if (_dl_debug_move)
_dl_dprintf(_dl_debug_file,
"\t%s move %d bytes from %x to %x\n",
- symname, sym->st_size,
+ symname, sym_ref.sym->st_size,
symbol_addr, reloc_addr);
#endif
_dl_memcpy((char *)reloc_addr,
(char *)symbol_addr,
- sym->st_size);
+ sym_ref.sym->st_size);
} else
_dl_dprintf(_dl_debug_file, "no symbol_addr to copy !?\n");
break;
@@ -285,7 +285,7 @@ _dl_do_reloc(struct elf_resolve *tpnt, struct r_scope_elem *scope,
case R_SPARC_TLS_DTPOFF32:
/* During relocation all TLS symbols are defined and used.
* Therefore the offset is already correct. */
- *reloc_addr = sym->st_value + rpnt->r_addend;
+ *reloc_addr = sym_ref.sym->st_value + rpnt->r_addend;
break;
case R_SPARC_TLS_TPOFF32:
@@ -294,7 +294,7 @@ _dl_do_reloc(struct elf_resolve *tpnt, struct r_scope_elem *scope,
* It is a negative value which will be added to the
* thread pointer. */
CHECK_STATIC_TLS ((struct link_map *) tls_tpnt);
- *reloc_addr = sym->st_value - tls_tpnt->l_tls_offset + rpnt->r_addend;
+ *reloc_addr = sym_ref.sym->st_value - tls_tpnt->l_tls_offset + rpnt->r_addend;
break;
#endif
default:
diff --git a/ldso/ldso/x86_64/elfinterp.c b/ldso/ldso/x86_64/elfinterp.c
index de5a8c01e..a36b1154c 100644
--- a/ldso/ldso/x86_64/elfinterp.c
+++ b/ldso/ldso/x86_64/elfinterp.c
@@ -70,7 +70,7 @@ _dl_linux_resolver(struct elf_resolve *tpnt, int reloc_entry)
got_addr = (char **)instr_addr;
/* Get the address of the GOT entry. */
- new_addr = _dl_find_hash(symname, &_dl_loaded_modules->symbol_scope, tpnt, NULL, ELF_RTYPE_CLASS_PLT, NULL);
+ new_addr = _dl_find_hash(symname, &_dl_loaded_modules->symbol_scope, tpnt, ELF_RTYPE_CLASS_PLT, NULL);
if (unlikely(!new_addr)) {
_dl_dprintf(2, "%s: Can't resolve symbol '%s'\n", _dl_progname, symname);
_dl_exit(1);
@@ -158,43 +158,43 @@ _dl_do_reloc(struct elf_resolve *tpnt, struct r_scope_elem *scope,
int symtab_index;
char *symname;
struct elf_resolve *tls_tpnt = 0;
- ElfW(Sym) *sym;
+ struct symbol_ref sym_ref;
ElfW(Addr) *reloc_addr;
ElfW(Addr) symbol_addr;
#if defined (__SUPPORT_LD_DEBUG__)
ElfW(Addr) old_val;
#endif
- struct sym_val current_value = { NULL, NULL };
-
reloc_addr = (ElfW(Addr)*)(tpnt->loadaddr + (unsigned long)rpnt->r_offset);
reloc_type = ELF_R_TYPE(rpnt->r_info);
symtab_index = ELF_R_SYM(rpnt->r_info);
- sym = &symtab[symtab_index];
+ sym_ref.sym = &symtab[symtab_index];
+ sym_ref.tpnt = NULL;
symbol_addr = 0;
- symname = strtab + sym->st_name;
+ symname = strtab + sym_ref.sym->st_name;
if (symtab_index) {
- symbol_addr = (ElfW(Addr))_dl_find_hash(symname, scope, tpnt, &current_value,
- elf_machine_type_class(reloc_type), &tls_tpnt);
+ symbol_addr = (ElfW(Addr))_dl_find_hash(symname, scope, tpnt,
+ elf_machine_type_class(reloc_type), &sym_ref);
/*
* We want to allow undefined references to weak symbols - this
* might have been intentional. We should not be linking local
* symbols here, so all bases should be covered.
*/
- if (unlikely(!symbol_addr && (ELF_ST_TYPE(sym->st_info) != STT_TLS)
- && (ELF_ST_BIND(sym->st_info) != STB_WEAK))) {
+ if (unlikely(!symbol_addr && (ELF_ST_TYPE(sym_ref.sym->st_info) != STT_TLS)
+ && (ELF_ST_BIND(sym_ref.sym->st_info) != STB_WEAK))) {
/* This may be non-fatal if called from dlopen. */
return 1;
}
if (_dl_trace_prelink)
_dl_debug_lookup (symname, tpnt, &symtab[symtab_index],
- &current_value, elf_machine_type_class(reloc_type));
+ &sym_ref, elf_machine_type_class(reloc_type));
+ tls_tpnt = sym_ref.tpnt;
} else {
/* Relocs against STN_UNDEF are usually treated as using a
* symbol value of zero, and using the module containing the
* reloc itself. */
- symbol_addr = sym->st_value;
+ symbol_addr = sym_ref.sym->st_value;
tls_tpnt = tpnt;
}
@@ -253,13 +253,13 @@ _dl_do_reloc(struct elf_resolve *tpnt, struct r_scope_elem *scope,
if (_dl_debug_move)
_dl_dprintf(_dl_debug_file,
"\t%s move %d bytes from %x to %x\n",
- symname, sym->st_size,
+ symname, sym_ref.sym->st_size,
symbol_addr, reloc_addr);
#endif
_dl_memcpy((char *)reloc_addr,
(char *)symbol_addr,
- sym->st_size);
+ sym_ref.sym->st_size);
} else
_dl_dprintf(_dl_debug_file, "no symbol_addr to copy !?\n");
break;
diff --git a/ldso/ldso/xtensa/elfinterp.c b/ldso/ldso/xtensa/elfinterp.c
index 59f641571..93edc1ff2 100644
--- a/ldso/ldso/xtensa/elfinterp.c
+++ b/ldso/ldso/xtensa/elfinterp.c
@@ -146,26 +146,25 @@ _dl_do_reloc (struct elf_resolve *tpnt, struct r_scope_elem *scope,
int reloc_type;
int symtab_index;
char *symname;
- Elf32_Sym *sym;
+ struct symbol_ref sym_ref;
Elf32_Addr *reloc_addr;
Elf32_Addr symbol_addr;
#if defined (__SUPPORT_LD_DEBUG__)
Elf32_Addr old_val;
#endif
- struct sym_val current_value = { NULL, NULL };
-
reloc_addr = (Elf32_Addr *) (tpnt->loadaddr + rpnt->r_offset);
reloc_type = ELF32_R_TYPE (rpnt->r_info);
symtab_index = ELF32_R_SYM (rpnt->r_info);
- sym = &symtab[symtab_index];
+ sym_ref.sym = &symtab[symtab_index];
+ sym_ref.tpnt = NULL;
symbol_addr = 0;
- symname = strtab + sym->st_name;
+ symname = strtab + sym_ref.sym->st_name;
if (symtab_index) {
symbol_addr = (Elf32_Addr)
- _dl_find_hash (symname, scope, tpnt, &current_value,
- elf_machine_type_class (reloc_type), NULL);
+ _dl_find_hash (symname, scope, tpnt,
+ elf_machine_type_class (reloc_type), &sym_ref);
/*
* We want to allow undefined references to weak symbols - this might
@@ -173,14 +172,14 @@ _dl_do_reloc (struct elf_resolve *tpnt, struct r_scope_elem *scope,
* here, so all bases should be covered.
*/
if (unlikely (!symbol_addr &&
- ELF32_ST_BIND (sym->st_info) != STB_WEAK)) {
+ ELF32_ST_BIND (sym_ref.sym->st_info) != STB_WEAK)) {
_dl_dprintf (2, "%s: can't resolve symbol '%s'\n",
_dl_progname, symname);
_dl_exit (1);
}
if (_dl_trace_prelink)
_dl_debug_lookup (symname, tpnt, &symtab[symtab_index],
- &current_value, elf_machine_type_class(reloc_type));
+ &sym_ref, elf_machine_type_class(reloc_type));
}
#if defined (__SUPPORT_LD_DEBUG__)
diff --git a/ldso/libdl/libdl.c b/ldso/libdl/libdl.c
index 3b49216d4..f95341be7 100644
--- a/ldso/libdl/libdl.c
+++ b/ldso/libdl/libdl.c
@@ -652,6 +652,7 @@ void *dlsym(void *vhandle, const char *name)
struct dyn_elf *rpnt;
void *ret;
struct elf_resolve *tls_tpnt = NULL;
+ struct symbol_ref sym_ref = { NULL, NULL };
/* Nastiness to support underscore prefixes. */
#ifdef __UCLIBC_UNDERSCORES__
char tmp_buf[80];
@@ -706,13 +707,13 @@ void *dlsym(void *vhandle, const char *name)
tpnt = NULL;
if (handle == _dl_symbol_tables)
tpnt = handle->dyn; /* Only search RTLD_GLOBAL objs if global object */
- ret = _dl_find_hash(name2, &handle->dyn->symbol_scope, NULL, NULL, 0, &tls_tpnt);
+ ret = _dl_find_hash(name2, &handle->dyn->symbol_scope, tpnt, 0, &sym_ref);
#if defined(USE_TLS) && USE_TLS && defined SHARED
- if (tls_tpnt) {
+ if (sym_ref.tpnt) {
/* The found symbol is a thread-local storage variable.
Return the address for to the current thread. */
- ret = _dl_tls_symaddr ((struct link_map *)tls_tpnt, (Elf32_Addr)ret);
+ ret = _dl_tls_symaddr ((struct link_map *)sym_ref.tpnt, (Elf32_Addr)ret);
}
#endif