diff options
Diffstat (limited to 'tools/perf/util/symbol_fprintf.c')
-rw-r--r-- | tools/perf/util/symbol_fprintf.c | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/tools/perf/util/symbol_fprintf.c b/tools/perf/util/symbol_fprintf.c new file mode 100644 index 000000000..1fd175bb4 --- /dev/null +++ b/tools/perf/util/symbol_fprintf.c @@ -0,0 +1,73 @@ +// SPDX-License-Identifier: GPL-2.0 +#include <elf.h> +#include <inttypes.h> +#include <stdio.h> + +#include "symbol.h" + +size_t symbol__fprintf(struct symbol *sym, FILE *fp) +{ + return fprintf(fp, " %" PRIx64 "-%" PRIx64 " %c %s\n", + sym->start, sym->end, + sym->binding == STB_GLOBAL ? 'g' : + sym->binding == STB_LOCAL ? 'l' : 'w', + sym->name); +} + +size_t __symbol__fprintf_symname_offs(const struct symbol *sym, + const struct addr_location *al, + bool unknown_as_addr, + bool print_offsets, FILE *fp) +{ + unsigned long offset; + size_t length; + + if (sym) { + length = fprintf(fp, "%s", sym->name); + if (al && print_offsets) { + if (al->addr < sym->end) + offset = al->addr - sym->start; + else + offset = al->addr - al->map->start - sym->start; + length += fprintf(fp, "+0x%lx", offset); + } + return length; + } else if (al && unknown_as_addr) + return fprintf(fp, "[%#" PRIx64 "]", al->addr); + else + return fprintf(fp, "[unknown]"); +} + +size_t symbol__fprintf_symname_offs(const struct symbol *sym, + const struct addr_location *al, + FILE *fp) +{ + return __symbol__fprintf_symname_offs(sym, al, false, true, fp); +} + +size_t __symbol__fprintf_symname(const struct symbol *sym, + const struct addr_location *al, + bool unknown_as_addr, FILE *fp) +{ + return __symbol__fprintf_symname_offs(sym, al, unknown_as_addr, false, fp); +} + +size_t symbol__fprintf_symname(const struct symbol *sym, FILE *fp) +{ + return __symbol__fprintf_symname_offs(sym, NULL, false, false, fp); +} + +size_t dso__fprintf_symbols_by_name(struct dso *dso, + FILE *fp) +{ + size_t ret = 0; + struct rb_node *nd; + struct symbol_name_rb_node *pos; + + for (nd = rb_first(&dso->symbol_names); nd; nd = rb_next(nd)) { + pos = rb_entry(nd, struct symbol_name_rb_node, rb_node); + ret += fprintf(fp, "%s\n", pos->sym.name); + } + + return ret; +} |