summaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
Diffstat
-rw-r--r--ldso/ldso/ldso.c5
-rw-r--r--ldso/ldso/mips/dl-sysdep.h2
-rw-r--r--ldso/ldso/mips/elfinterp.c115
3 files changed, 44 insertions, 78 deletions
diff --git a/ldso/ldso/ldso.c b/ldso/ldso/ldso.c
index 568081acd..5afc4a8f7 100644
--- a/ldso/ldso/ldso.c
+++ b/ldso/ldso/ldso.c
@@ -275,6 +275,11 @@ void _dl_get_ready_to_run(struct elf_resolve *tpnt, unsigned long load_addr,
INIT_GOT(lpnt, _dl_loaded_modules);
}
+#if defined(__mips__)
+ /* Relocate any global GOT entries for the application */
+ _dl_perform_mips_global_got_relocations(app_tpnt);
+#endif
+
/* OK, fill this in - we did not have this before */
if (ppnt->p_type == PT_INTERP) {
int readsize = 0;
diff --git a/ldso/ldso/mips/dl-sysdep.h b/ldso/ldso/mips/dl-sysdep.h
index 9c4a21580..549bcef9e 100644
--- a/ldso/ldso/mips/dl-sysdep.h
+++ b/ldso/ldso/mips/dl-sysdep.h
@@ -42,6 +42,8 @@ do { \
unsigned long _dl_linux_resolver(unsigned long sym_index,
unsigned long old_gpreg);
+struct elf_resolve;
+void _dl_perform_mips_global_got_relocations(struct elf_resolve *tpnt);
#define do_rem(result, n, base) result = (n % base)
diff --git a/ldso/ldso/mips/elfinterp.c b/ldso/ldso/mips/elfinterp.c
index 3e7672757..e9c6294ca 100644
--- a/ldso/ldso/mips/elfinterp.c
+++ b/ldso/ldso/mips/elfinterp.c
@@ -178,6 +178,7 @@ int _dl_parse_relocation_information(struct dyn_elf *xpnt,
Elf32_Sym *symtab;
Elf32_Rel *rpnt;
char *strtab;
+ unsigned long i;
unsigned long *got;
unsigned long *reloc_addr=NULL;
unsigned long symbol_addr;
@@ -186,47 +187,9 @@ int _dl_parse_relocation_information(struct dyn_elf *xpnt,
#if defined (__SUPPORT_LD_DEBUG__)
unsigned long old_val=0;
#endif
- Elf32_Sym *sym;
- unsigned long i;
- unsigned long *got_entry;
- /* Setup the loop variables */
- got_entry = (unsigned long *) (tpnt->loadaddr +
- tpnt->dynamic_info[DT_PLTGOT]) + tpnt->mips_local_gotno;
- sym = (Elf32_Sym *) (tpnt->dynamic_info[DT_SYMTAB] +
- (unsigned long) tpnt->loadaddr) + tpnt->mips_gotsym;
- strtab = (char *) (tpnt->dynamic_info[DT_STRTAB] +
- (unsigned long) tpnt->loadaddr);
- i = tpnt->mips_symtabno - tpnt->mips_gotsym;
- /* Relocate the global GOT entries for the object */
- while(i--) {
- if (sym->st_shndx == SHN_UNDEF) {
- if (ELF32_ST_TYPE(sym->st_info) == STT_FUNC && sym->st_value)
- *got_entry = sym->st_value + (unsigned long) tpnt->loadaddr;
- else {
- *got_entry = (unsigned long) _dl_find_hash(strtab +
- sym->st_name, tpnt->symbol_scope, ELF_RTYPE_CLASS_PLT);
- }
- }
- else if (sym->st_shndx == SHN_COMMON) {
- *got_entry = (unsigned long) _dl_find_hash(strtab +
- sym->st_name, tpnt->symbol_scope, ELF_RTYPE_CLASS_PLT);
- }
- else if (ELF32_ST_TYPE(sym->st_info) == STT_FUNC &&
- *got_entry != sym->st_value)
- *got_entry += (unsigned long) tpnt->loadaddr;
- else if (ELF32_ST_TYPE(sym->st_info) == STT_SECTION) {
- if (sym->st_other == 0)
- *got_entry += (unsigned long) tpnt->loadaddr;
- }
- else {
- *got_entry = (unsigned long) _dl_find_hash(strtab +
- sym->st_name, tpnt->symbol_scope, ELF_RTYPE_CLASS_PLT);
- }
-
- got_entry++;
- sym++;
- }
+ /* Relocate any global GOT entries for the object */
+ _dl_perform_mips_global_got_relocations(tpnt);
/* Now parse the relocation information */
rel_size = rel_size / sizeof(Elf32_Rel);
@@ -294,54 +257,50 @@ int _dl_parse_relocation_information(struct dyn_elf *xpnt,
return 0;
}
-/* This function should be removed */
+/* Relocate the global GOT entries for the object */
void _dl_perform_mips_global_got_relocations(struct elf_resolve *tpnt)
{
-#if 0
- Elf32_Sym *sym;
char *strtab;
+ Elf32_Sym *sym;
unsigned long i;
unsigned long *got_entry;
+ /* Setup the loop variables */
+ got_entry = (unsigned long *) (tpnt->loadaddr +
+ tpnt->dynamic_info[DT_PLTGOT]) + tpnt->mips_local_gotno;
+ sym = (Elf32_Sym *) (tpnt->dynamic_info[DT_SYMTAB] +
+ (unsigned long) tpnt->loadaddr) + tpnt->mips_gotsym;
+ strtab = (char *) (tpnt->dynamic_info[DT_STRTAB] +
+ (unsigned long) tpnt->loadaddr);
+ i = tpnt->mips_symtabno - tpnt->mips_gotsym;
- for (; tpnt ; tpnt = tpnt->next) {
- /* Setup the loop variables */
- got_entry = (unsigned long *) (tpnt->loadaddr +
- tpnt->dynamic_info[DT_PLTGOT]) + tpnt->mips_local_gotno;
- sym = (Elf32_Sym *) (tpnt->dynamic_info[DT_SYMTAB] +
- (unsigned long) tpnt->loadaddr) + tpnt->mips_gotsym;
- strtab = (char *) (tpnt->dynamic_info[DT_STRTAB] +
- (unsigned long) tpnt->loadaddr);
- i = tpnt->mips_symtabno - tpnt->mips_gotsym;
-
- /* Relocate the global GOT entries for the object */
- while(i--) {
- if (sym->st_shndx == SHN_UNDEF) {
- if (ELF32_ST_TYPE(sym->st_info) == STT_FUNC && sym->st_value)
- *got_entry = sym->st_value + (unsigned long) tpnt->loadaddr;
- else {
- *got_entry = (unsigned long) _dl_find_hash(strtab +
- sym->st_name, tpnt->symbol_scope, ELF_RTYPE_CLASS_PLT);
- }
- }
- else if (sym->st_shndx == SHN_COMMON) {
- *got_entry = (unsigned long) _dl_find_hash(strtab +
- sym->st_name, tpnt->symbol_scope, ELF_RTYPE_CLASS_PLT);
- }
- else if (ELF32_ST_TYPE(sym->st_info) == STT_FUNC &&
- *got_entry != sym->st_value)
- *got_entry += (unsigned long) tpnt->loadaddr;
- else if (ELF32_ST_TYPE(sym->st_info) == STT_SECTION) {
- if (sym->st_other == 0)
- *got_entry += (unsigned long) tpnt->loadaddr;
+ while(i--) {
+ if (sym->st_shndx == SHN_UNDEF) {
+ if (ELF32_ST_TYPE(sym->st_info) == STT_FUNC && sym->st_value) {
+ *got_entry = sym->st_value + (unsigned long) tpnt->loadaddr;
}
else {
*got_entry = (unsigned long) _dl_find_hash(strtab +
- sym->st_name, tpnt->symbol_scope, ELF_RTYPE_CLASS_PLT);
+ sym->st_name, tpnt->symbol_scope, ELF_RTYPE_CLASS_PLT);
}
-
- got_entry++;
- sym++;
}
+ else if (sym->st_shndx == SHN_COMMON) {
+ *got_entry = (unsigned long) _dl_find_hash(strtab +
+ sym->st_name, tpnt->symbol_scope, ELF_RTYPE_CLASS_PLT);
+ }
+ else if (ELF32_ST_TYPE(sym->st_info) == STT_FUNC &&
+ *got_entry != sym->st_value) {
+ *got_entry += (unsigned long) tpnt->loadaddr;
+ }
+ else if (ELF32_ST_TYPE(sym->st_info) == STT_SECTION) {
+ if (sym->st_other == 0)
+ *got_entry += (unsigned long) tpnt->loadaddr;
+ }
+ else {
+ *got_entry = (unsigned long) _dl_find_hash(strtab +
+ sym->st_name, tpnt->symbol_scope, ELF_RTYPE_CLASS_PLT);
+ }
+
+ got_entry++;
+ sym++;
}
-#endif
}
generated by cgit v1.2.3 (git 2.25.1) at 2025-10-31 12:10:15 +0000