• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
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 
symbol__fprintf(struct symbol * sym,FILE * fp)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 
__symbol__fprintf_symname_offs(const struct symbol * sym,const struct addr_location * al,bool unknown_as_addr,bool print_offsets,FILE * fp)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 
symbol__fprintf_symname_offs(const struct symbol * sym,const struct addr_location * al,FILE * fp)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 
__symbol__fprintf_symname(const struct symbol * sym,const struct addr_location * al,bool unknown_as_addr,FILE * fp)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 
symbol__fprintf_symname(const struct symbol * sym,FILE * fp)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 
dso__fprintf_symbols_by_name(struct dso * dso,enum map_type type,FILE * fp)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