1 // SPDX-License-Identifier: GPL-2.0 2 #include <elf.h> 3 #include <inttypes.h> 4 #include <stdio.h> 5 6 #include "dso.h" 7 #include "map.h" 8 #include "symbol.h" 9 10 size_t symbol__fprintf(struct symbol *sym, FILE *fp) 11 { 12 return fprintf(fp, " %" PRIx64 "-%" PRIx64 " %c %s\n", 13 sym->start, sym->end, 14 sym->binding == STB_GLOBAL ? 'g' : 15 sym->binding == STB_LOCAL ? 'l' : 'w', 16 sym->name); 17 } 18 19 size_t __symbol__fprintf_symname_offs(const struct symbol *sym, 20 const struct addr_location *al, 21 bool unknown_as_addr, 22 bool print_offsets, FILE *fp) 23 { 24 unsigned long offset; 25 size_t length; 26 27 if (sym) { 28 length = fprintf(fp, "%s", sym->name); 29 if (al && print_offsets) { 30 if (al->addr < sym->end) 31 offset = al->addr - sym->start; 32 else 33 offset = al->addr - al->map->start - sym->start; 34 length += fprintf(fp, "+0x%lx", offset); 35 } 36 return length; 37 } else if (al && unknown_as_addr) 38 return fprintf(fp, "[%#" PRIx64 "]", al->addr); 39 else 40 return fprintf(fp, "[unknown]"); 41 } 42 43 size_t symbol__fprintf_symname_offs(const struct symbol *sym, 44 const struct addr_location *al, 45 FILE *fp) 46 { 47 return __symbol__fprintf_symname_offs(sym, al, false, true, fp); 48 } 49 50 size_t __symbol__fprintf_symname(const struct symbol *sym, 51 const struct addr_location *al, 52 bool unknown_as_addr, FILE *fp) 53 { 54 return __symbol__fprintf_symname_offs(sym, al, unknown_as_addr, false, fp); 55 } 56 57 size_t symbol__fprintf_symname(const struct symbol *sym, FILE *fp) 58 { 59 return __symbol__fprintf_symname_offs(sym, NULL, false, false, fp); 60 } 61 62 size_t dso__fprintf_symbols_by_name(struct dso *dso, 63 FILE *fp) 64 { 65 size_t ret = 0; 66 struct rb_node *nd; 67 struct symbol_name_rb_node *pos; 68 69 for (nd = rb_first_cached(&dso->symbol_names); nd; nd = rb_next(nd)) { 70 pos = rb_entry(nd, struct symbol_name_rb_node, rb_node); 71 fprintf(fp, "%s\n", pos->sym.name); 72 } 73 74 return ret; 75 } 76