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-rw-r--r--ldso/ldso/m68k/elfinterp.c82
1 files changed, 38 insertions, 44 deletions
diff --git a/ldso/ldso/m68k/elfinterp.c b/ldso/ldso/m68k/elfinterp.c
index b7d0f362a..fb4e31d28 100644
--- a/ldso/ldso/m68k/elfinterp.c
+++ b/ldso/ldso/m68k/elfinterp.c
@@ -30,19 +30,18 @@
*/
#if defined (__SUPPORT_LD_DEBUG__)
-static const char *_dl_reltypes[] =
-{
- "R_68K_NONE",
- "R_68K_32", "R_68K_16", "R_68K_8",
- "R_68K_PC32", "R_68K_PC16", "R_68K_PC8",
- "R_68K_GOT32", "R_68K_GOT16", "R_68K_GOT8",
- "R_68K_GOT32O", "R_68K_GOT16O", "R_68K_GOT8O",
- "R_68K_PLT32", "R_68K_PLT16", "R_68K_PLT8",
- "R_68K_PLT32O", "R_68K_PLT16O", "R_68K_PLT8O",
- "R_68K_COPY", "R_68K_GLOB_DAT", "R_68K_JMP_SLOT", "R_68K_RELATIVE",
- "R_68K_NUM"
+static const char *_dl_reltypes[] = {
+ [0] "R_68K_NONE",
+ [1] "R_68K_32", "R_68K_16", "R_68K_8",
+ [4] "R_68K_PC32", "R_68K_PC16", "R_68K_PC8",
+ [7] "R_68K_GOT32", "R_68K_GOT16", "R_68K_GOT8",
+ [10] "R_68K_GOT32O", "R_68K_GOT16O", "R_68K_GOT8O",
+ [13] "R_68K_PLT32", "R_68K_PLT16", "R_68K_PLT8",
+ [16] "R_68K_PLT32O", "R_68K_PLT16O", "R_68K_PLT8O",
+ [19] "R_68K_COPY", "R_68K_GLOB_DAT", "R_68K_JMP_SLOT", "R_68K_RELATIVE",
+ [23] "R_68K_NUM"
};
-#endif
+#endif /* __SUPPORT_LD_DEBUG__ */
/* Program to load an ELF binary on a linux system, and run it.
References to symbols in sharable libraries can be resolved by either
@@ -55,60 +54,55 @@ static const char *_dl_reltypes[] =
a more than adequate job of explaining everything required to get this
working. */
+extern int _dl_linux_resolve(void);
unsigned int
-_dl_linux_resolver (struct elf_resolve *tpnt, int reloc_entry)
+_dl_linux_resolver(struct elf_resolve *tpnt, int reloc_entry)
{
int reloc_type;
- Elf32_Rela *this_reloc;
+ ELF_RELOC *this_reloc;
char *strtab;
Elf32_Sym *symtab;
- ELF_RELOC *rel_addr;
int symtab_index;
+ ELF_RELOC *rel_addr;
char *new_addr;
char **got_addr;
unsigned int instr_addr;
+ char *symname;
rel_addr = (ELF_RELOC *)tpnt->dynamic_info[DT_JMPREL];
- this_reloc = (Elf32_Rela *) (rel_addr + reloc_entry);
- reloc_type = ELF32_R_TYPE (this_reloc->r_info);
- symtab_index = ELF32_R_SYM (this_reloc->r_info);
+ this_reloc = (ELF_RELOC *)(intptr_t)(rel_addr + reloc_entry);
+ reloc_type = ELF32_R_TYPE(this_reloc->r_info);
+ symtab_index = ELF32_R_SYM(this_reloc->r_info);
- symtab = (Elf32_Sym *)tpnt->dynamic_info[DT_SYMTAB];
+ symtab = (Elf32_Sym *)(intptr_t)tpnt->dynamic_info[DT_SYMTAB];
strtab = (char *)tpnt->dynamic_info[DT_STRTAB];
+ symname = strtab + symtab[symtab_index].st_name;
if (unlikely(reloc_type != R_68K_JMP_SLOT)) {
- _dl_dprintf (2, "%s: incorrect relocation type in jump relocations\n",
- _dl_progname);
- _dl_exit (1);
+ _dl_dprintf(2, "%s: Incorrect relocation type in jump relocations\n",
+ _dl_progname);
+ _dl_exit(1);
}
- /* Address of jump instruction to fix up. */
- instr_addr = (int) this_reloc->r_offset + (int) tpnt->loadaddr;
- got_addr = (char **) instr_addr;
+ /* Address of the jump instruction to fix up. */
+ instr_addr = ((int)this_reloc->r_offset + (int)tpnt->loadaddr);
+ got_addr = (char **)instr_addr;
-#ifdef __SUPPORT_LD_DEBUG__
- if (_dl_debug_symbols) {
- _dl_dprintf (2, "Resolving symbol %s\n",
- strtab + symtab[symtab_index].st_name);
- }
-#endif
-
- /* Get the address of the GOT entry. */
- new_addr = _dl_find_hash (strtab + symtab[symtab_index].st_name,
- tpnt->symbol_scope, tpnt, ELF_RTYPE_CLASS_PLT);
+ /* Get the address of the GOT entry. */
+ new_addr = _dl_find_hash(symname, tpnt->symbol_scope, tpnt, ELF_RTYPE_CLASS_PLT);
if (unlikely(!new_addr)) {
- _dl_dprintf (2, "%s: can't resolve symbol '%s'\n",
- _dl_progname, strtab + symtab[symtab_index].st_name);
- _dl_exit (1);
+ _dl_dprintf(2, "%s: Can't resolve symbol '%s'\n", _dl_progname, symname);
+ _dl_exit(1);
}
+
#if defined (__SUPPORT_LD_DEBUG__)
- if ((unsigned long) got_addr < 0x40000000) {
+ if ((unsigned long)got_addr < 0x40000000) {
if (_dl_debug_bindings) {
- _dl_dprintf(_dl_debug_file, "\nresolve function: %s",
- strtab + symtab[symtab_index].st_name);
- if(_dl_debug_detail)
- _dl_dprintf(_dl_debug_file, "\tpatch %x ==> %x @ %x",
+ _dl_dprintf(_dl_debug_file, "\nresolve function: %s", symname);
+ if (_dl_debug_detail)
+ _dl_dprintf(_dl_debug_file,
+ "\n\tpatched: %x ==> %x @ %x",
*got_addr, new_addr, got_addr);
}
}
@@ -119,7 +113,7 @@ _dl_linux_resolver (struct elf_resolve *tpnt, int reloc_entry)
*got_addr = new_addr;
#endif
- return (unsigned int) new_addr;
+ return (unsigned int)new_addr;
}
void