linux/tools/perf/tests/pe-file-parsing.c
Jiri Olsa f766819cd5 perf tools: Pass build_id object to filename__read_build_id()
Pass a build_id object to filename__read_build_id function, so it can
populate the size of the build_id object.

Changing filename__read_build_id() code for both ELF/non-ELF code.

Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Acked-by: Ian Rogers <irogers@google.com>
Link: https://lore.kernel.org/r/20201013192441.1299447-3-jolsa@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2020-10-14 08:45:16 -03:00

99 lines
2.4 KiB
C

// SPDX-License-Identifier: GPL-2.0
#include <stdbool.h>
#include <inttypes.h>
#include <stdlib.h>
#include <string.h>
#include <linux/bitops.h>
#include <linux/kernel.h>
#include <linux/types.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <unistd.h>
#include <subcmd/exec-cmd.h>
#include "debug.h"
#include "util/build-id.h"
#include "util/symbol.h"
#include "util/dso.h"
#include "tests.h"
#ifdef HAVE_LIBBFD_SUPPORT
static int run_dir(const char *d)
{
char filename[PATH_MAX];
char debugfile[PATH_MAX];
struct build_id bid;
char debuglink[PATH_MAX];
char expect_build_id[] = {
0x5a, 0x0f, 0xd8, 0x82, 0xb5, 0x30, 0x84, 0x22,
0x4b, 0xa4, 0x7b, 0x62, 0x4c, 0x55, 0xa4, 0x69,
};
char expect_debuglink[PATH_MAX] = "pe-file.exe.debug";
struct dso *dso;
struct symbol *sym;
int ret;
scnprintf(filename, PATH_MAX, "%s/pe-file.exe", d);
ret = filename__read_build_id(filename, &bid);
TEST_ASSERT_VAL("Failed to read build_id",
ret == sizeof(expect_build_id));
TEST_ASSERT_VAL("Wrong build_id", !memcmp(bid.data, expect_build_id,
sizeof(expect_build_id)));
ret = filename__read_debuglink(filename, debuglink, PATH_MAX);
TEST_ASSERT_VAL("Failed to read debuglink", ret == 0);
TEST_ASSERT_VAL("Wrong debuglink",
!strcmp(debuglink, expect_debuglink));
scnprintf(debugfile, PATH_MAX, "%s/%s", d, debuglink);
ret = filename__read_build_id(debugfile, &bid);
TEST_ASSERT_VAL("Failed to read debug file build_id",
ret == sizeof(expect_build_id));
TEST_ASSERT_VAL("Wrong build_id", !memcmp(bid.data, expect_build_id,
sizeof(expect_build_id)));
dso = dso__new(filename);
TEST_ASSERT_VAL("Failed to get dso", dso);
ret = dso__load_bfd_symbols(dso, debugfile);
TEST_ASSERT_VAL("Failed to load symbols", ret == 0);
dso__sort_by_name(dso);
sym = dso__find_symbol_by_name(dso, "main");
TEST_ASSERT_VAL("Failed to find main", sym);
dso__delete(dso);
return TEST_OK;
}
int test__pe_file_parsing(struct test *test __maybe_unused,
int subtest __maybe_unused)
{
struct stat st;
char path_dir[PATH_MAX];
/* First try development tree tests. */
if (!lstat("./tests", &st))
return run_dir("./tests");
/* Then installed path. */
snprintf(path_dir, PATH_MAX, "%s/tests", get_argv_exec_path());
if (!lstat(path_dir, &st))
return run_dir(path_dir);
return TEST_SKIP;
}
#else
int test__pe_file_parsing(struct test *test __maybe_unused,
int subtest __maybe_unused)
{
return TEST_SKIP;
}
#endif