tools/perf/tests/pe-file-parsing.c

   1 // SPDX-License-Identifier: GPL-2.0
   2 #include <stdbool.h>
   3 #include <inttypes.h>
   4 #include <stdlib.h>
   5 #include <string.h>
   6 #include <linux/bitops.h>
   7 #include <linux/kernel.h>
   8 #include <linux/types.h>
   9 #include <sys/types.h>
  10 #include <sys/stat.h>
  11 #include <unistd.h>
  12 #include <subcmd/exec-cmd.h>
  13
  14 #include "debug.h"
  15 #include "util/build-id.h"
  16 #include "util/symbol.h"
  17 #include "util/dso.h"
  18
  19 #include "tests.h"
  20
  21 #ifdef HAVE_LIBBFD_SUPPORT
  22
  23 static int run_dir(const char *d)
  24 {
  25         char filename[PATH_MAX];
  26         char debugfile[PATH_MAX];
  27         struct build_id bid;
  28         char debuglink[PATH_MAX];
  29         char expect_build_id[] = {
  30                 0x5a, 0x0f, 0xd8, 0x82, 0xb5, 0x30, 0x84, 0x22,
  31                 0x4b, 0xa4, 0x7b, 0x62, 0x4c, 0x55, 0xa4, 0x69,
  32         };
  33         char expect_debuglink[PATH_MAX] = "pe-file.exe.debug";
  34         struct dso *dso;
  35         struct symbol *sym;
  36         int ret;
  37
  38         scnprintf(filename, PATH_MAX, "%s/pe-file.exe", d);
  39         ret = filename__read_build_id(filename, &bid);
  40         TEST_ASSERT_VAL("Failed to read build_id",
  41                         ret == sizeof(expect_build_id));
  42         TEST_ASSERT_VAL("Wrong build_id", !memcmp(bid.data, expect_build_id,
  43                                                   sizeof(expect_build_id)));
  44
  45         ret = filename__read_debuglink(filename, debuglink, PATH_MAX);
  46         TEST_ASSERT_VAL("Failed to read debuglink", ret == 0);
  47         TEST_ASSERT_VAL("Wrong debuglink",
  48                         !strcmp(debuglink, expect_debuglink));
  49
  50         scnprintf(debugfile, PATH_MAX, "%s/%s", d, debuglink);
  51         ret = filename__read_build_id(debugfile, &bid);
  52         TEST_ASSERT_VAL("Failed to read debug file build_id",
  53                         ret == sizeof(expect_build_id));
  54         TEST_ASSERT_VAL("Wrong build_id", !memcmp(bid.data, expect_build_id,
  55                                                   sizeof(expect_build_id)));
  56
  57         dso = dso__new(filename);
  58         TEST_ASSERT_VAL("Failed to get dso", dso);
  59
  60         ret = dso__load_bfd_symbols(dso, debugfile);
  61         TEST_ASSERT_VAL("Failed to load symbols", ret == 0);
  62
  63         dso__sort_by_name(dso);
  64         sym = dso__find_symbol_by_name(dso, "main");
  65         TEST_ASSERT_VAL("Failed to find main", sym);
  66         dso__delete(dso);
  67
  68         return TEST_OK;
  69 }
  70
  71 static int test__pe_file_parsing(struct test_suite *test __maybe_unused,
  72                           int subtest __maybe_unused)
  73 {
  74         struct stat st;
  75         char path_dir[PATH_MAX];
  76
  77         /* First try development tree tests. */
  78         if (!lstat("./tests", &st))
  79                 return run_dir("./tests");
  80
  81         /* Then installed path. */
  82         snprintf(path_dir, PATH_MAX, "%s/tests", get_argv_exec_path());
  83
  84         if (!lstat(path_dir, &st))
  85                 return run_dir(path_dir);
  86
  87         return TEST_SKIP;
  88 }
  89
  90 #else
  91
  92 static int test__pe_file_parsing(struct test_suite *test __maybe_unused,
  93                           int subtest __maybe_unused)
  94 {
  95         return TEST_SKIP;
  96 }
  97
  98 #endif
  99
 100 DEFINE_SUITE("PE file support", pe_file_parsing);