linux/tools/perf/util/symbol_fprintf.c
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   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
   8size_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
  17size_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
  41size_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
  48size_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
  55size_t symbol__fprintf_symname(const struct symbol *sym, FILE *fp)
  56{
  57        return __symbol__fprintf_symname_offs(sym, NULL, false, false, fp);
  58}
  59
  60size_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