36 	struct section *sec;  in find_section_by_name()  local
38 	list_for_each_entry(sec, &elf->sections, list)  in find_section_by_name()
39 		if (!strcmp(sec->name, name))  in find_section_by_name()
40 			return sec;  in find_section_by_name()
48 	struct section *sec;  in find_section_by_index()  local
50 	list_for_each_entry(sec, &elf->sections, list)  in find_section_by_index()
51 		if (sec->idx == idx)  in find_section_by_index()
52 			return sec;  in find_section_by_index()
59 	struct section *sec;  in find_symbol_by_index()  local
62 	list_for_each_entry(sec, &elf->sections, list)  in find_symbol_by_index()
63 		hash_for_each_possible(sec->symbol_hash, sym, hash, idx)  in find_symbol_by_index()
70 struct symbol *find_symbol_by_offset(struct section *sec, unsigned long offset)  in find_symbol_by_offset()  argument
74 	list_for_each_entry(sym, &sec->symbol_list, list)  in find_symbol_by_offset()
84 	struct section *sec;  in find_symbol_by_name()  local
87 	list_for_each_entry(sec, &elf->sections, list)  in find_symbol_by_name()
88 		list_for_each_entry(sym, &sec->symbol_list, list)  in find_symbol_by_name()
95 struct symbol *find_symbol_containing(struct section *sec, unsigned long offset)  in find_symbol_containing()  argument
99 	list_for_each_entry(sym, &sec->symbol_list, list)  in find_symbol_containing()
107 struct rela *find_rela_by_dest_range(struct section *sec, unsigned long offset,  in find_rela_by_dest_range()  argument
113 	if (!sec->rela)  in find_rela_by_dest_range()
117 		hash_for_each_possible(sec->rela->rela_hash, rela, hash, o)  in find_rela_by_dest_range()
124 struct rela *find_rela_by_dest(struct section *sec, unsigned long offset)  in find_rela_by_dest()  argument
126 	return find_rela_by_dest_range(sec, offset, 1);  in find_rela_by_dest()
129 struct symbol *find_containing_func(struct section *sec, unsigned long offset)  in find_containing_func()  argument
133 	list_for_each_entry(func, &sec->symbol_list, list)  in find_containing_func()
144 	struct section *sec;  in read_sections()  local
159 		sec = malloc(sizeof(*sec));  in read_sections()
160 		if (!sec) {  in read_sections()
164 		memset(sec, 0, sizeof(*sec));  in read_sections()
166 		INIT_LIST_HEAD(&sec->symbol_list);  in read_sections()
167 		INIT_LIST_HEAD(&sec->rela_list);  in read_sections()
168 		hash_init(sec->rela_hash);  in read_sections()
169 		hash_init(sec->symbol_hash);  in read_sections()
171 		list_add_tail(&sec->list, &elf->sections);  in read_sections()
179 		sec->idx = elf_ndxscn(s);  in read_sections()
181 		if (!gelf_getshdr(s, &sec->sh)) {  in read_sections()
186 		sec->name = elf_strptr(elf->elf, shstrndx, sec->sh.sh_name);  in read_sections()
187 		if (!sec->name) {  in read_sections()
192 		if (sec->sh.sh_size != 0) {  in read_sections()
193 			sec->data = elf_getdata(s, NULL);  in read_sections()
194 			if (!sec->data) {  in read_sections()
198 			if (sec->data->d_off != 0 ||  in read_sections()
199 			    sec->data->d_size != sec->sh.sh_size) {  in read_sections()
201 				     sec->name);  in read_sections()
205 		sec->len = sec->sh.sh_size;  in read_sections()
219 	struct section *symtab, *sec;  in read_symbols()  local
260 			sym->sec = find_section_by_index(elf,  in read_symbols()
262 			if (!sym->sec) {  in read_symbols()
268 				sym->name = sym->sec->name;  in read_symbols()
269 				sym->sec->sym = sym;  in read_symbols()
272 			sym->sec = find_section_by_index(elf, 0);  in read_symbols()
278 		entry = &sym->sec->symbol_list;  in read_symbols()
279 		list_for_each_prev(tmp, &sym->sec->symbol_list) {  in read_symbols()
295 		hash_add(sym->sec->symbol_hash, &sym->hash, sym->idx);  in read_symbols()
299 	list_for_each_entry(sec, &elf->sections, list) {  in read_symbols()
300 		list_for_each_entry(sym, &sec->symbol_list, list) {  in read_symbols()
329 			if (sym->sec == pfunc->sec &&  in read_symbols()
346 	struct section *sec;  in read_relas()  local
351 	list_for_each_entry(sec, &elf->sections, list) {  in read_relas()
352 		if (sec->sh.sh_type != SHT_RELA)  in read_relas()
355 		sec->base = find_section_by_name(elf, sec->name + 5);  in read_relas()
356 		if (!sec->base) {  in read_relas()
358 			     sec->name);  in read_relas()
362 		sec->base->rela = sec;  in read_relas()
364 		for (i = 0; i < sec->sh.sh_size / sec->sh.sh_entsize; i++) {  in read_relas()
372 			if (!gelf_getrela(sec->data, i, &rela->rela)) {  in read_relas()
384 				     symndx, sec->name);  in read_relas()
388 			list_add_tail(&rela->list, &sec->rela_list);  in read_relas()
389 			hash_add(sec->rela_hash, &rela->hash, rela->offset);  in read_relas()
457 	struct section *sec, *shstrtab;  in elf_create_section()  local
462 	sec = malloc(sizeof(*sec));  in elf_create_section()
463 	if (!sec) {  in elf_create_section()
467 	memset(sec, 0, sizeof(*sec));  in elf_create_section()
469 	INIT_LIST_HEAD(&sec->symbol_list);  in elf_create_section()
470 	INIT_LIST_HEAD(&sec->rela_list);  in elf_create_section()
471 	hash_init(sec->rela_hash);  in elf_create_section()
472 	hash_init(sec->symbol_hash);  in elf_create_section()
474 	list_add_tail(&sec->list, &elf->sections);  in elf_create_section()
482 	sec->name = strdup(name);  in elf_create_section()
483 	if (!sec->name) {  in elf_create_section()
488 	sec->idx = elf_ndxscn(s);  in elf_create_section()
489 	sec->len = size;  in elf_create_section()
490 	sec->changed = true;  in elf_create_section()
492 	sec->data = elf_newdata(s);  in elf_create_section()
493 	if (!sec->data) {  in elf_create_section()
498 	sec->data->d_size = size;  in elf_create_section()
499 	sec->data->d_align = 1;  in elf_create_section()
502 		sec->data->d_buf = malloc(size);  in elf_create_section()
503 		if (!sec->data->d_buf) {  in elf_create_section()
507 		memset(sec->data->d_buf, 0, size);  in elf_create_section()
510 	if (!gelf_getshdr(s, &sec->sh)) {  in elf_create_section()
515 	sec->sh.sh_size = size;  in elf_create_section()
516 	sec->sh.sh_entsize = entsize;  in elf_create_section()
517 	sec->sh.sh_type = SHT_PROGBITS;  in elf_create_section()
518 	sec->sh.sh_addralign = 1;  in elf_create_section()
519 	sec->sh.sh_flags = SHF_ALLOC;  in elf_create_section()
543 	data->d_buf = sec->name;  in elf_create_section()
547 	sec->sh.sh_name = shstrtab->len;  in elf_create_section()
552 	return sec;  in elf_create_section()
558 	struct section *sec;  in elf_create_rela_section()  local
568 	sec = elf_create_section(elf, relaname, sizeof(GElf_Rela), 0);  in elf_create_rela_section()
570 	if (!sec)  in elf_create_rela_section()
573 	base->rela = sec;  in elf_create_rela_section()
574 	sec->base = base;  in elf_create_rela_section()
576 	sec->sh.sh_type = SHT_RELA;  in elf_create_rela_section()
577 	sec->sh.sh_addralign = 8;  in elf_create_rela_section()
578 	sec->sh.sh_link = find_section_by_name(elf, ".symtab")->idx;  in elf_create_rela_section()
579 	sec->sh.sh_info = base->idx;  in elf_create_rela_section()
580 	sec->sh.sh_flags = SHF_INFO_LINK;  in elf_create_rela_section()
582 	return sec;  in elf_create_rela_section()
585 int elf_rebuild_rela_section(struct section *sec)  in elf_rebuild_rela_section()  argument
592 	list_for_each_entry(rela, &sec->rela_list, list)  in elf_rebuild_rela_section()
602 	sec->data->d_buf = relas;  in elf_rebuild_rela_section()
603 	sec->data->d_size = size;  in elf_rebuild_rela_section()
605 	sec->sh.sh_size = size;  in elf_rebuild_rela_section()
608 	list_for_each_entry(rela, &sec->rela_list, list) {  in elf_rebuild_rela_section()
620 	struct section *sec;  in elf_write()  local
624 	list_for_each_entry(sec, &elf->sections, list) {  in elf_write()
625 		if (sec->changed) {  in elf_write()
626 			s = elf_getscn(elf->elf, sec->idx);  in elf_write()
631 			if (!gelf_update_shdr(s, &sec->sh)) {  in elf_write()
652 	struct section *sec, *tmpsec;  in elf_close()  local
662 	list_for_each_entry_safe(sec, tmpsec, &elf->sections, list) {  in elf_close()
663 		list_for_each_entry_safe(sym, tmpsym, &sec->symbol_list, list) {  in elf_close()
668 		list_for_each_entry_safe(rela, tmprela, &sec->rela_list, list) {  in elf_close()
673 		list_del(&sec->list);  in elf_close()
674 		free(sec);  in elf_close()