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 "dso.h"
   7#include "map.h"
   8#include "symbol.h"
   9
  10size_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
  19size_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
  43size_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
  50size_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
  57size_t symbol__fprintf_symname(const struct symbol *sym, FILE *fp)
  58{
  59        return __symbol__fprintf_symname_offs(sym, NULL, false, false, fp);
  60}
  61
  62size_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