| 1059 | } |
| 1060 | |
| 1061 | static void fixup_relocations(struct elf_writer *ew) |
| 1062 | { |
| 1063 | int i; |
| 1064 | Elf64_Xword type; |
| 1065 | |
| 1066 | switch (ew->ehdr.e_machine) { |
| 1067 | case EM_386: |
| 1068 | type = R_386_32; |
| 1069 | break; |
| 1070 | case EM_X86_64: |
| 1071 | type = R_AMD64_64; |
| 1072 | break; |
| 1073 | case EM_ARM: |
| 1074 | type = R_ARM_ABS32; |
| 1075 | break; |
| 1076 | case EM_AARCH64: |
| 1077 | type = R_AARCH64_ABS64; |
| 1078 | break; |
| 1079 | case EM_MIPS: |
| 1080 | type = R_MIPS_32; |
| 1081 | break; |
| 1082 | case EM_RISCV: |
| 1083 | type = R_RISCV_32; |
| 1084 | break; |
| 1085 | case EM_PPC64: |
| 1086 | type = R_PPC64_ADDR32; |
| 1087 | break; |
| 1088 | default: |
| 1089 | ERROR("Unable to handle relocations for e_machine %x\n", |
| 1090 | ew->ehdr.e_machine); |
| 1091 | return; |
| 1092 | } |
| 1093 | |
| 1094 | for (i = 0; i < MAX_SECTIONS; i++) { |
| 1095 | struct elf_writer_rel *rel_sec = &ew->rel_sections[i]; |
| 1096 | struct elf_writer_section *sec = rel_sec->sec; |
| 1097 | struct buffer writer; |
| 1098 | size_t j; |
| 1099 | |
| 1100 | if (sec == NULL) |
| 1101 | continue; |
| 1102 | |
| 1103 | /* Update section header size as well as content size. */ |
| 1104 | buffer_init(&sec->content, sec->content.name, rel_sec->rels, |
| 1105 | rel_sec->num_entries * sec->shdr.sh_entsize); |
| 1106 | sec->shdr.sh_size = buffer_size(&sec->content); |
| 1107 | buffer_clone(&writer, &sec->content); |
| 1108 | /* To make xdr happy. */ |
| 1109 | buffer_set_size(&writer, 0); |
| 1110 | |
| 1111 | for (j = 0; j < ew->rel_sections[i].num_entries; j++) { |
| 1112 | /* Make copy as we're overwriting backing store. */ |
| 1113 | Elf64_Rel rel = rel_sec->rels[j]; |
| 1114 | rel.r_info = ELF64_R_INFO(ELF64_R_SYM(rel.r_info), |
| 1115 | ELF64_R_TYPE(type)); |
| 1116 | |
| 1117 | if (ew->bit64) { |
| 1118 | ew->xdr->put64(&writer, rel.r_offset); |
no test coverage detected