1 // SPDX-License-Identifier: Apache-2.0 OR MIT
2 #include "tests.h"
3 #include "debug.h"
4 #include "symbol.h"
5 #include <linux/kernel.h>
6 #include <stdlib.h>
7 #include <string.h>
8
test__demangle_rust(struct test_suite * test __maybe_unused,int subtest __maybe_unused)9 static int test__demangle_rust(struct test_suite *test __maybe_unused, int subtest __maybe_unused)
10 {
11 int ret = TEST_OK;
12 char *buf = NULL;
13 size_t i;
14
15 struct {
16 const char *mangled, *demangled;
17 } test_cases[] = {
18 { "_RNvMsr_NtCs3ssYzQotkvD_3std4pathNtB5_7PathBuf3newCs15kBYyAo9fc_7mycrate",
19 "<std::path::PathBuf>::new" },
20 { "_RNvCs15kBYyAo9fc_7mycrate7example",
21 "mycrate::example" },
22 { "_RNvMs_Cs4Cv8Wi1oAIB_7mycrateNtB4_7Example3foo",
23 "<mycrate::Example>::foo" },
24 { "_RNvXCs15kBYyAo9fc_7mycrateNtB2_7ExampleNtB2_5Trait3foo",
25 "<mycrate::Example as mycrate::Trait>::foo" },
26 { "_RNvMCs7qp2U7fqm6G_7mycrateNtB2_7Example3foo",
27 "<mycrate::Example>::foo" },
28 { "_RNvMs_Cs7qp2U7fqm6G_7mycrateNtB4_7Example3bar",
29 "<mycrate::Example>::bar" },
30 { "_RNvYNtCs15kBYyAo9fc_7mycrate7ExampleNtB4_5Trait7exampleB4_",
31 "<mycrate::Example as mycrate::Trait>::example" },
32 { "_RNCNvCsgStHSCytQ6I_7mycrate4main0B3_",
33 "mycrate::main::{closure#0}" },
34 { "_RNCNvCsgStHSCytQ6I_7mycrate4mains_0B3_",
35 "mycrate::main::{closure#1}" },
36 { "_RINvCsgStHSCytQ6I_7mycrate7examplelKj1_EB2_",
37 "mycrate::example::<i32, 1>" },
38 { "_RINvCs7qp2U7fqm6G_7mycrate7exampleFG0_RL1_hRL0_tEuEB2_",
39 "mycrate::example::<for<'a, 'b> fn(&'a u8, &'b u16)>",
40 },
41 { "_RINvCs7qp2U7fqm6G_7mycrate7exampleKy12345678_EB2_",
42 "mycrate::example::<305419896>" },
43 { "_RNvNvMCsd9PVOYlP1UU_7mycrateINtB4_7ExamplepKpE3foo14EXAMPLE_STATIC",
44 "<mycrate::Example<_, _>>::foo::EXAMPLE_STATIC",
45 },
46 { "_RINvCs7qp2U7fqm6G_7mycrate7exampleAtj8_EB2_",
47 "mycrate::example::<[u16; 8]>" },
48 { "_RINvCs7qp2U7fqm6G_7mycrate7exampleNtB2_7ExampleBw_EB2_",
49 "mycrate::example::<mycrate::Example, mycrate::Example>" },
50 { "_RINvMsY_NtCseXNvpPnDBDp_3std4pathNtB6_4Path3neweECs7qp2U7fqm6G_7mycrate",
51 "<std::path::Path>::new::<str>" },
52 { "_RNvNvNvCs7qp2U7fqm6G_7mycrate7EXAMPLE7___getit5___KEY",
53 "mycrate::EXAMPLE::__getit::__KEY" },
54 };
55
56 for (i = 0; i < ARRAY_SIZE(test_cases); i++) {
57 buf = dso__demangle_sym(/*dso=*/NULL, /*kmodule=*/0, test_cases[i].mangled);
58 if (!buf) {
59 pr_debug("FAILED to demangle: \"%s\"\n \"%s\"\n", test_cases[i].mangled,
60 test_cases[i].demangled);
61 continue;
62 }
63 if (strcmp(buf, test_cases[i].demangled)) {
64 pr_debug("FAILED: %s: %s != %s\n", test_cases[i].mangled,
65 buf, test_cases[i].demangled);
66 ret = TEST_FAIL;
67 }
68 free(buf);
69 }
70
71 return ret;
72 }
73
74 DEFINE_SUITE("Demangle Rust", demangle_rust);
75