1 // SPDX-License-Identifier: GPL-2.0 2 #include <elf.h> 3 #include <inttypes.h> 4 #include <stdio.h> 5 6 #include "symbol.h" 7 8 size_t symbol__fprintf(struct symbol *sym, FILE *fp) 9 { 10 return fprintf(fp, " %" PRIx64 "-%" PRIx64 " %c %s\n", 11 sym->start, sym->end, 12 sym->binding == STB_GLOBAL ? 'g' : 13 sym->binding == STB_LOCAL ? 'l' : 'w', 14 sym->name); 15 } 16 17 size_t __symbol__fprintf_symname_offs(const struct symbol *sym, 18 const struct addr_location *al, 19 bool unknown_as_addr, 20 bool print_offsets, FILE *fp) 21 { 22 unsigned long offset; 23 size_t length; 24 25 if (sym) { 26 length = fprintf(fp, "%s", sym->name); 27 if (al && print_offsets) { 28 if (al->addr < sym->end) 29 offset = al->addr - sym->start; 30 else 31 offset = al->addr - al->map->start - sym->start; 32 length += fprintf(fp, "+0x%lx", offset); 33 } 34 return length; 35 } else if (al && unknown_as_addr) 36 return fprintf(fp, "[%#" PRIx64 "]", al->addr); 37 else 38 return fprintf(fp, "[unknown]"); 39 } 40 41 size_t symbol__fprintf_symname_offs(const struct symbol *sym, 42 const struct addr_location *al, 43 FILE *fp) 44 { 45 return __symbol__fprintf_symname_offs(sym, al, false, true, fp); 46 } 47 48 size_t __symbol__fprintf_symname(const struct symbol *sym, 49 const struct addr_location *al, 50 bool unknown_as_addr, FILE *fp) 51 { 52 return __symbol__fprintf_symname_offs(sym, al, unknown_as_addr, false, fp); 53 } 54 55 size_t symbol__fprintf_symname(const struct symbol *sym, FILE *fp) 56 { 57 return __symbol__fprintf_symname_offs(sym, NULL, false, false, fp); 58 } 59 60 size_t dso__fprintf_symbols_by_name(struct dso *dso, 61 enum map_type type, FILE *fp) 62 { 63 size_t ret = 0; 64 struct rb_node *nd; 65 struct symbol_name_rb_node *pos; 66 67 for (nd = rb_first(&dso->symbol_names[type]); nd; nd = rb_next(nd)) { 68 pos = rb_entry(nd, struct symbol_name_rb_node, rb_node); 69 fprintf(fp, "%s\n", pos->sym.name); 70 } 71 72 return ret; 73 } 74