1 // SPDX-License-Identifier: GPL-2.0 2 #include <stdbool.h> 3 #include <stdlib.h> 4 #include "tests.h" 5 #include "dso.h" 6 #include "debug.h" 7 8 static int test(const char *path, bool alloc_name, bool alloc_ext, 9 bool kmod, bool comp, const char *name, const char *ext) 10 { 11 struct kmod_path m; 12 13 memset(&m, 0x0, sizeof(m)); 14 15 TEST_ASSERT_VAL("kmod_path__parse", 16 !__kmod_path__parse(&m, path, alloc_name, alloc_ext)); 17 18 pr_debug("%s - alloc name %d, alloc ext %d, kmod %d, comp %d, name '%s', ext '%s'\n", 19 path, alloc_name, alloc_ext, m.kmod, m.comp, m.name, m.ext); 20 21 TEST_ASSERT_VAL("wrong kmod", m.kmod == kmod); 22 TEST_ASSERT_VAL("wrong comp", m.comp == comp); 23 24 if (ext) 25 TEST_ASSERT_VAL("wrong ext", m.ext && !strcmp(ext, m.ext)); 26 else 27 TEST_ASSERT_VAL("wrong ext", !m.ext); 28 29 if (name) 30 TEST_ASSERT_VAL("wrong name", m.name && !strcmp(name, m.name)); 31 else 32 TEST_ASSERT_VAL("wrong name", !m.name); 33 34 free(m.name); 35 free(m.ext); 36 return 0; 37 } 38 39 static int test_is_kernel_module(const char *path, int cpumode, bool expect) 40 { 41 TEST_ASSERT_VAL("is_kernel_module", 42 (!!is_kernel_module(path, cpumode)) == (!!expect)); 43 pr_debug("%s (cpumode: %d) - is_kernel_module: %s\n", 44 path, cpumode, expect ? "true" : "false"); 45 return 0; 46 } 47 48 #define T(path, an, ae, k, c, n, e) \ 49 TEST_ASSERT_VAL("failed", !test(path, an, ae, k, c, n, e)) 50 51 #define M(path, c, e) \ 52 TEST_ASSERT_VAL("failed", !test_is_kernel_module(path, c, e)) 53 54 int test__kmod_path__parse(struct test *t __maybe_unused, int subtest __maybe_unused) 55 { 56 /* path alloc_name alloc_ext kmod comp name ext */ 57 T("/xxxx/xxxx/x-x.ko", true , true , true, false, "[x_x]", NULL); 58 T("/xxxx/xxxx/x-x.ko", false , true , true, false, NULL , NULL); 59 T("/xxxx/xxxx/x-x.ko", true , false , true, false, "[x_x]", NULL); 60 T("/xxxx/xxxx/x-x.ko", false , false , true, false, NULL , NULL); 61 M("/xxxx/xxxx/x-x.ko", PERF_RECORD_MISC_CPUMODE_UNKNOWN, true); 62 M("/xxxx/xxxx/x-x.ko", PERF_RECORD_MISC_KERNEL, true); 63 M("/xxxx/xxxx/x-x.ko", PERF_RECORD_MISC_USER, false); 64 65 #ifdef HAVE_ZLIB_SUPPORT 66 /* path alloc_name alloc_ext kmod comp name ext */ 67 T("/xxxx/xxxx/x.ko.gz", true , true , true, true, "[x]", "gz"); 68 T("/xxxx/xxxx/x.ko.gz", false , true , true, true, NULL , "gz"); 69 T("/xxxx/xxxx/x.ko.gz", true , false , true, true, "[x]", NULL); 70 T("/xxxx/xxxx/x.ko.gz", false , false , true, true, NULL , NULL); 71 M("/xxxx/xxxx/x.ko.gz", PERF_RECORD_MISC_CPUMODE_UNKNOWN, true); 72 M("/xxxx/xxxx/x.ko.gz", PERF_RECORD_MISC_KERNEL, true); 73 M("/xxxx/xxxx/x.ko.gz", PERF_RECORD_MISC_USER, false); 74 75 /* path alloc_name alloc_ext kmod comp name ext */ 76 T("/xxxx/xxxx/x.gz", true , true , false, true, "x.gz" ,"gz"); 77 T("/xxxx/xxxx/x.gz", false , true , false, true, NULL ,"gz"); 78 T("/xxxx/xxxx/x.gz", true , false , false, true, "x.gz" , NULL); 79 T("/xxxx/xxxx/x.gz", false , false , false, true, NULL , NULL); 80 M("/xxxx/xxxx/x.gz", PERF_RECORD_MISC_CPUMODE_UNKNOWN, false); 81 M("/xxxx/xxxx/x.gz", PERF_RECORD_MISC_KERNEL, false); 82 M("/xxxx/xxxx/x.gz", PERF_RECORD_MISC_USER, false); 83 84 /* path alloc_name alloc_ext kmod comp name ext */ 85 T("x.gz", true , true , false, true, "x.gz", "gz"); 86 T("x.gz", false , true , false, true, NULL , "gz"); 87 T("x.gz", true , false , false, true, "x.gz", NULL); 88 T("x.gz", false , false , false, true, NULL , NULL); 89 M("x.gz", PERF_RECORD_MISC_CPUMODE_UNKNOWN, false); 90 M("x.gz", PERF_RECORD_MISC_KERNEL, false); 91 M("x.gz", PERF_RECORD_MISC_USER, false); 92 93 /* path alloc_name alloc_ext kmod comp name ext */ 94 T("x.ko.gz", true , true , true, true, "[x]", "gz"); 95 T("x.ko.gz", false , true , true, true, NULL , "gz"); 96 T("x.ko.gz", true , false , true, true, "[x]", NULL); 97 T("x.ko.gz", false , false , true, true, NULL , NULL); 98 M("x.ko.gz", PERF_RECORD_MISC_CPUMODE_UNKNOWN, true); 99 M("x.ko.gz", PERF_RECORD_MISC_KERNEL, true); 100 M("x.ko.gz", PERF_RECORD_MISC_USER, false); 101 #endif 102 103 /* path alloc_name alloc_ext kmod comp name ext */ 104 T("[test_module]", true , true , true, false, "[test_module]", NULL); 105 T("[test_module]", false , true , true, false, NULL , NULL); 106 T("[test_module]", true , false , true, false, "[test_module]", NULL); 107 T("[test_module]", false , false , true, false, NULL , NULL); 108 M("[test_module]", PERF_RECORD_MISC_CPUMODE_UNKNOWN, true); 109 M("[test_module]", PERF_RECORD_MISC_KERNEL, true); 110 M("[test_module]", PERF_RECORD_MISC_USER, false); 111 112 /* path alloc_name alloc_ext kmod comp name ext */ 113 T("[test.module]", true , true , true, false, "[test.module]", NULL); 114 T("[test.module]", false , true , true, false, NULL , NULL); 115 T("[test.module]", true , false , true, false, "[test.module]", NULL); 116 T("[test.module]", false , false , true, false, NULL , NULL); 117 M("[test.module]", PERF_RECORD_MISC_CPUMODE_UNKNOWN, true); 118 M("[test.module]", PERF_RECORD_MISC_KERNEL, true); 119 M("[test.module]", PERF_RECORD_MISC_USER, false); 120 121 /* path alloc_name alloc_ext kmod comp name ext */ 122 T("[vdso]", true , true , false, false, "[vdso]", NULL); 123 T("[vdso]", false , true , false, false, NULL , NULL); 124 T("[vdso]", true , false , false, false, "[vdso]", NULL); 125 T("[vdso]", false , false , false, false, NULL , NULL); 126 M("[vdso]", PERF_RECORD_MISC_CPUMODE_UNKNOWN, false); 127 M("[vdso]", PERF_RECORD_MISC_KERNEL, false); 128 M("[vdso]", PERF_RECORD_MISC_USER, false); 129 130 T("[vdso32]", true , true , false, false, "[vdso32]", NULL); 131 T("[vdso32]", false , true , false, false, NULL , NULL); 132 T("[vdso32]", true , false , false, false, "[vdso32]", NULL); 133 T("[vdso32]", false , false , false, false, NULL , NULL); 134 M("[vdso32]", PERF_RECORD_MISC_CPUMODE_UNKNOWN, false); 135 M("[vdso32]", PERF_RECORD_MISC_KERNEL, false); 136 M("[vdso32]", PERF_RECORD_MISC_USER, false); 137 138 T("[vdsox32]", true , true , false, false, "[vdsox32]", NULL); 139 T("[vdsox32]", false , true , false, false, NULL , NULL); 140 T("[vdsox32]", true , false , false, false, "[vdsox32]", NULL); 141 T("[vdsox32]", false , false , false, false, NULL , NULL); 142 M("[vdsox32]", PERF_RECORD_MISC_CPUMODE_UNKNOWN, false); 143 M("[vdsox32]", PERF_RECORD_MISC_KERNEL, false); 144 M("[vdsox32]", PERF_RECORD_MISC_USER, false); 145 146 /* path alloc_name alloc_ext kmod comp name ext */ 147 T("[vsyscall]", true , true , false, false, "[vsyscall]", NULL); 148 T("[vsyscall]", false , true , false, false, NULL , NULL); 149 T("[vsyscall]", true , false , false, false, "[vsyscall]", NULL); 150 T("[vsyscall]", false , false , false, false, NULL , NULL); 151 M("[vsyscall]", PERF_RECORD_MISC_CPUMODE_UNKNOWN, false); 152 M("[vsyscall]", PERF_RECORD_MISC_KERNEL, false); 153 M("[vsyscall]", PERF_RECORD_MISC_USER, false); 154 155 /* path alloc_name alloc_ext kmod comp name ext */ 156 T("[kernel.kallsyms]", true , true , false, false, "[kernel.kallsyms]", NULL); 157 T("[kernel.kallsyms]", false , true , false, false, NULL , NULL); 158 T("[kernel.kallsyms]", true , false , false, false, "[kernel.kallsyms]", NULL); 159 T("[kernel.kallsyms]", false , false , false, false, NULL , NULL); 160 M("[kernel.kallsyms]", PERF_RECORD_MISC_CPUMODE_UNKNOWN, false); 161 M("[kernel.kallsyms]", PERF_RECORD_MISC_KERNEL, false); 162 M("[kernel.kallsyms]", PERF_RECORD_MISC_USER, false); 163 164 return 0; 165 } 166