72,7 → 72,7 |
printf("address: 0x%x, entries: %d\n", (uintptr_t)rt, rt_entries); |
|
for (i = 0; i < rt_entries; ++i) { |
// printf("symbol %d: ", i); |
printf("symbol %d: ", i); |
r_offset = rt[i].r_offset; |
r_info = rt[i].r_info; |
|
79,27 → 79,22 |
sym_idx = ELF32_R_SYM(r_info); |
sym = &sym_table[sym_idx]; |
|
/* printf("name '%s', value 0x%x, size 0x%x\n", |
printf("name '%s', value 0x%x, size 0x%x\n", |
str_tab + sym->st_name, |
sym->st_value, |
sym->st_size); |
*/ |
|
rel_type = ELF32_R_TYPE(r_info); |
r_ptr = (uint32_t *)(r_offset + m->bias); |
|
if (sym->st_name != 0) { |
// printf("rel_type: %x, rel_offset: 0x%x\n", rel_type, r_offset); |
printf("rel_type: %x, rel_offset: 0x%x\n", rel_type, r_offset); |
sym_def = symbol_def_find(str_tab + sym->st_name, &dest); |
// printf("dest name: '%s'\n", dest->dyn.soname); |
// printf("dest bias: 0x%x\n", dest->bias); |
printf("dest name: '%s'\n", dest->dyn.soname); |
printf("dest bias: 0x%x\n", dest->bias); |
if (sym_def) { |
if (sym_def->st_shndx == SHN_ABS) { |
/* Do not add bias to absolute symbols */ |
sym_addr = sym_def->st_value; |
} else { |
sym_addr = sym_def->st_value + dest->bias; |
} |
// printf("symbol definition found, addr=0x%x\n", sym_addr); |
sym_addr = sym_def->st_value + dest->bias; |
printf("symbol definition found, addr=0x%x\n", sym_addr); |
} else { |
printf("symbol definition not found\n"); |
continue; |
109,17 → 104,17 |
switch (rel_type) { |
case R_386_GLOB_DAT: |
case R_386_JUMP_SLOT: |
// printf("fixup R_386_GLOB_DAT/JUMP_SLOT (b+v)\n"); |
printf("fixup R_386_GLOB_DAT/JUMP_SLOT (b+v)\n"); |
*r_ptr = sym_addr; |
break; |
|
case R_386_32: |
// printf("fixup R_386_32 (b+v+a)\n"); |
printf("fixup R_386_32 (b+v+a)\n"); |
*r_ptr += sym_addr; |
break; |
|
case R_386_RELATIVE: |
// printf("fixup R_386_RELATIVE (b+a)\n"); |
printf("fixup R_386_RELATIVE (b+a)\n"); |
*r_ptr += m->bias; |
break; |
} |