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- // Copyright 2018 Google LLC
- //
- // Licensed under the Apache License, Version 2.0 (the "License");
- // you may not use this file except in compliance with the License.
- // You may obtain a copy of the License at
- //
- // http://www.apache.org/licenses/LICENSE-2.0
- //
- // Unless required by applicable law or agreed to in writing, software
- // distributed under the License is distributed on an "AS IS" BASIS,
- // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- // See the License for the specific language governing permissions and
- // limitations under the License.
-
- // +build go1.7
-
- package elf
-
- import (
- "io"
- "path"
- "reflect"
- "testing"
- )
-
- // TODO: remove duplicate code
- func TestSymbols(t *testing.T) {
- do := func(file string, ts []Symbol, getfunc func(*File) ([]Symbol, error)) {
- var f *File
- var err error
- if path.Ext(file) == ".gz" {
- var r io.ReaderAt
- if r, err = decompress(file); err == nil {
- f, err = NewFile(r)
- }
- } else {
- f, err = Open(file)
- }
- if err != nil {
- t.Errorf("TestSymbols: cannot open file %s: %v", file, err)
- return
- }
- defer f.Close()
- fs, err := getfunc(f)
- if err != nil && err != ErrNoSymbols {
- t.Error(err)
- return
- } else if err == ErrNoSymbols {
- fs = []Symbol{}
- }
- if !reflect.DeepEqual(ts, fs) {
- t.Errorf("%s: Symbols = %v, want %v", file, ts, fs)
- }
- }
- for file, ts := range symbolsGolden {
- do(file, ts, (*File).Symbols)
- }
- for file, ts := range dynamicSymbolsGolden {
- do(file, ts, (*File).DynamicSymbols)
- }
- }
-
- // golden symbol table data generated by testdata/getgoldsym.c
-
- var symbolsGolden = map[string][]Symbol{
- "testdata/gcc-amd64-linux-exec": {
- Symbol{
- Name: "",
- Info: 0x3,
- Other: 0x0,
- Section: 0x1,
- Value: 0x400200,
- Size: 0x0,
- },
- Symbol{
- Name: "",
- Info: 0x3,
- Other: 0x0,
- Section: 0x2,
- Value: 0x40021C,
- Size: 0x0,
- },
- Symbol{
- Name: "",
- Info: 0x3,
- Other: 0x0,
- Section: 0x3,
- Value: 0x400240,
- Size: 0x0,
- },
- Symbol{
- Name: "",
- Info: 0x3,
- Other: 0x0,
- Section: 0x4,
- Value: 0x400268,
- Size: 0x0,
- },
- Symbol{
- Name: "",
- Info: 0x3,
- Other: 0x0,
- Section: 0x5,
- Value: 0x400288,
- Size: 0x0,
- },
- Symbol{
- Name: "",
- Info: 0x3,
- Other: 0x0,
- Section: 0x6,
- Value: 0x4002E8,
- Size: 0x0,
- },
- Symbol{
- Name: "",
- Info: 0x3,
- Other: 0x0,
- Section: 0x7,
- Value: 0x400326,
- Size: 0x0,
- },
- Symbol{
- Name: "",
- Info: 0x3,
- Other: 0x0,
- Section: 0x8,
- Value: 0x400330,
- Size: 0x0,
- },
- Symbol{
- Name: "",
- Info: 0x3,
- Other: 0x0,
- Section: 0x9,
- Value: 0x400350,
- Size: 0x0,
- },
- Symbol{
- Name: "",
- Info: 0x3,
- Other: 0x0,
- Section: 0xA,
- Value: 0x400368,
- Size: 0x0,
- },
- Symbol{
- Name: "",
- Info: 0x3,
- Other: 0x0,
- Section: 0xB,
- Value: 0x400398,
- Size: 0x0,
- },
- Symbol{
- Name: "",
- Info: 0x3,
- Other: 0x0,
- Section: 0xC,
- Value: 0x4003B0,
- Size: 0x0,
- },
- Symbol{
- Name: "",
- Info: 0x3,
- Other: 0x0,
- Section: 0xD,
- Value: 0x4003E0,
- Size: 0x0,
- },
- Symbol{
- Name: "",
- Info: 0x3,
- Other: 0x0,
- Section: 0xE,
- Value: 0x400594,
- Size: 0x0,
- },
- Symbol{
- Name: "",
- Info: 0x3,
- Other: 0x0,
- Section: 0xF,
- Value: 0x4005A4,
- Size: 0x0,
- },
- Symbol{
- Name: "",
- Info: 0x3,
- Other: 0x0,
- Section: 0x10,
- Value: 0x4005B8,
- Size: 0x0,
- },
- Symbol{
- Name: "",
- Info: 0x3,
- Other: 0x0,
- Section: 0x11,
- Value: 0x4005E0,
- Size: 0x0,
- },
- Symbol{
- Name: "",
- Info: 0x3,
- Other: 0x0,
- Section: 0x12,
- Value: 0x600688,
- Size: 0x0,
- },
- Symbol{
- Name: "",
- Info: 0x3,
- Other: 0x0,
- Section: 0x13,
- Value: 0x600698,
- Size: 0x0,
- },
- Symbol{
- Name: "",
- Info: 0x3,
- Other: 0x0,
- Section: 0x14,
- Value: 0x6006A8,
- Size: 0x0,
- },
- Symbol{
- Name: "",
- Info: 0x3,
- Other: 0x0,
- Section: 0x15,
- Value: 0x6006B0,
- Size: 0x0,
- },
- Symbol{
- Name: "",
- Info: 0x3,
- Other: 0x0,
- Section: 0x16,
- Value: 0x600850,
- Size: 0x0,
- },
- Symbol{
- Name: "",
- Info: 0x3,
- Other: 0x0,
- Section: 0x17,
- Value: 0x600858,
- Size: 0x0,
- },
- Symbol{
- Name: "",
- Info: 0x3,
- Other: 0x0,
- Section: 0x18,
- Value: 0x600880,
- Size: 0x0,
- },
- Symbol{
- Name: "",
- Info: 0x3,
- Other: 0x0,
- Section: 0x19,
- Value: 0x600898,
- Size: 0x0,
- },
- Symbol{
- Name: "",
- Info: 0x3,
- Other: 0x0,
- Section: 0x1A,
- Value: 0x0,
- Size: 0x0,
- },
- Symbol{
- Name: "",
- Info: 0x3,
- Other: 0x0,
- Section: 0x1B,
- Value: 0x0,
- Size: 0x0,
- },
- Symbol{
- Name: "",
- Info: 0x3,
- Other: 0x0,
- Section: 0x1C,
- Value: 0x0,
- Size: 0x0,
- },
- Symbol{
- Name: "",
- Info: 0x3,
- Other: 0x0,
- Section: 0x1D,
- Value: 0x0,
- Size: 0x0,
- },
- Symbol{
- Name: "",
- Info: 0x3,
- Other: 0x0,
- Section: 0x1E,
- Value: 0x0,
- Size: 0x0,
- },
- Symbol{
- Name: "",
- Info: 0x3,
- Other: 0x0,
- Section: 0x1F,
- Value: 0x0,
- Size: 0x0,
- },
- Symbol{
- Name: "",
- Info: 0x3,
- Other: 0x0,
- Section: 0x20,
- Value: 0x0,
- Size: 0x0,
- },
- Symbol{
- Name: "",
- Info: 0x3,
- Other: 0x0,
- Section: 0x21,
- Value: 0x0,
- Size: 0x0,
- },
- Symbol{
- Name: "init.c",
- Info: 0x4,
- Other: 0x0,
- Section: 0xFFF1,
- Value: 0x0,
- Size: 0x0,
- },
- Symbol{
- Name: "initfini.c",
- Info: 0x4,
- Other: 0x0,
- Section: 0xFFF1,
- Value: 0x0,
- Size: 0x0,
- },
- Symbol{
- Name: "call_gmon_start",
- Info: 0x2,
- Other: 0x0,
- Section: 0xD,
- Value: 0x40040C,
- Size: 0x0,
- },
- Symbol{
- Name: "crtstuff.c",
- Info: 0x4,
- Other: 0x0,
- Section: 0xFFF1,
- Value: 0x0,
- Size: 0x0,
- },
- Symbol{
- Name: "__CTOR_LIST__",
- Info: 0x1,
- Other: 0x0,
- Section: 0x12,
- Value: 0x600688,
- Size: 0x0,
- },
- Symbol{
- Name: "__DTOR_LIST__",
- Info: 0x1,
- Other: 0x0,
- Section: 0x13,
- Value: 0x600698,
- Size: 0x0,
- },
- Symbol{
- Name: "__JCR_LIST__",
- Info: 0x1,
- Other: 0x0,
- Section: 0x14,
- Value: 0x6006A8,
- Size: 0x0,
- },
- Symbol{
- Name: "__do_global_dtors_aux",
- Info: 0x2,
- Other: 0x0,
- Section: 0xD,
- Value: 0x400430,
- Size: 0x0,
- },
- Symbol{
- Name: "completed.6183",
- Info: 0x1,
- Other: 0x0,
- Section: 0x19,
- Value: 0x600898,
- Size: 0x1,
- },
- Symbol{
- Name: "p.6181",
- Info: 0x1,
- Other: 0x0,
- Section: 0x18,
- Value: 0x600890,
- Size: 0x0,
- },
- Symbol{
- Name: "frame_dummy",
- Info: 0x2,
- Other: 0x0,
- Section: 0xD,
- Value: 0x400470,
- Size: 0x0,
- },
- Symbol{
- Name: "crtstuff.c",
- Info: 0x4,
- Other: 0x0,
- Section: 0xFFF1,
- Value: 0x0,
- Size: 0x0,
- },
- Symbol{
- Name: "__CTOR_END__",
- Info: 0x1,
- Other: 0x0,
- Section: 0x12,
- Value: 0x600690,
- Size: 0x0,
- },
- Symbol{
- Name: "__DTOR_END__",
- Info: 0x1,
- Other: 0x0,
- Section: 0x13,
- Value: 0x6006A0,
- Size: 0x0,
- },
- Symbol{
- Name: "__FRAME_END__",
- Info: 0x1,
- Other: 0x0,
- Section: 0x11,
- Value: 0x400680,
- Size: 0x0,
- },
- Symbol{
- Name: "__JCR_END__",
- Info: 0x1,
- Other: 0x0,
- Section: 0x14,
- Value: 0x6006A8,
- Size: 0x0,
- },
- Symbol{
- Name: "__do_global_ctors_aux",
- Info: 0x2,
- Other: 0x0,
- Section: 0xD,
- Value: 0x400560,
- Size: 0x0,
- },
- Symbol{
- Name: "initfini.c",
- Info: 0x4,
- Other: 0x0,
- Section: 0xFFF1,
- Value: 0x0,
- Size: 0x0,
- },
- Symbol{
- Name: "hello.c",
- Info: 0x4,
- Other: 0x0,
- Section: 0xFFF1,
- Value: 0x0,
- Size: 0x0,
- },
- Symbol{
- Name: "_GLOBAL_OFFSET_TABLE_",
- Info: 0x1,
- Other: 0x2,
- Section: 0x17,
- Value: 0x600858,
- Size: 0x0,
- },
- Symbol{
- Name: "__init_array_end",
- Info: 0x0,
- Other: 0x2,
- Section: 0x12,
- Value: 0x600684,
- Size: 0x0,
- },
- Symbol{
- Name: "__init_array_start",
- Info: 0x0,
- Other: 0x2,
- Section: 0x12,
- Value: 0x600684,
- Size: 0x0,
- },
- Symbol{
- Name: "_DYNAMIC",
- Info: 0x1,
- Other: 0x2,
- Section: 0x15,
- Value: 0x6006B0,
- Size: 0x0,
- },
- Symbol{
- Name: "data_start",
- Info: 0x20,
- Other: 0x0,
- Section: 0x18,
- Value: 0x600880,
- Size: 0x0,
- },
- Symbol{
- Name: "__libc_csu_fini",
- Info: 0x12,
- Other: 0x0,
- Section: 0xD,
- Value: 0x4004C0,
- Size: 0x2,
- },
- Symbol{
- Name: "_start",
- Info: 0x12,
- Other: 0x0,
- Section: 0xD,
- Value: 0x4003E0,
- Size: 0x0,
- },
- Symbol{
- Name: "__gmon_start__",
- Info: 0x20,
- Other: 0x0,
- Section: 0x0,
- Value: 0x0,
- Size: 0x0,
- },
- Symbol{
- Name: "_Jv_RegisterClasses",
- Info: 0x20,
- Other: 0x0,
- Section: 0x0,
- Value: 0x0,
- Size: 0x0,
- },
- Symbol{
- Name: "puts@@GLIBC_2.2.5",
- Info: 0x12,
- Other: 0x0,
- Section: 0x0,
- Value: 0x0,
- Size: 0x18C,
- },
- Symbol{
- Name: "_fini",
- Info: 0x12,
- Other: 0x0,
- Section: 0xE,
- Value: 0x400594,
- Size: 0x0,
- },
- Symbol{
- Name: "__libc_start_main@@GLIBC_2.2.5",
- Info: 0x12,
- Other: 0x0,
- Section: 0x0,
- Value: 0x0,
- Size: 0x1C2,
- },
- Symbol{
- Name: "_IO_stdin_used",
- Info: 0x11,
- Other: 0x0,
- Section: 0xF,
- Value: 0x4005A4,
- Size: 0x4,
- },
- Symbol{
- Name: "__data_start",
- Info: 0x10,
- Other: 0x0,
- Section: 0x18,
- Value: 0x600880,
- Size: 0x0,
- },
- Symbol{
- Name: "__dso_handle",
- Info: 0x11,
- Other: 0x2,
- Section: 0x18,
- Value: 0x600888,
- Size: 0x0,
- },
- Symbol{
- Name: "__libc_csu_init",
- Info: 0x12,
- Other: 0x0,
- Section: 0xD,
- Value: 0x4004D0,
- Size: 0x89,
- },
- Symbol{
- Name: "__bss_start",
- Info: 0x10,
- Other: 0x0,
- Section: 0xFFF1,
- Value: 0x600898,
- Size: 0x0,
- },
- Symbol{
- Name: "_end",
- Info: 0x10,
- Other: 0x0,
- Section: 0xFFF1,
- Value: 0x6008A0,
- Size: 0x0,
- },
- Symbol{
- Name: "_edata",
- Info: 0x10,
- Other: 0x0,
- Section: 0xFFF1,
- Value: 0x600898,
- Size: 0x0,
- },
- Symbol{
- Name: "main",
- Info: 0x12,
- Other: 0x0,
- Section: 0xD,
- Value: 0x400498,
- Size: 0x1B,
- },
- Symbol{
- Name: "_init",
- Info: 0x12,
- Other: 0x0,
- Section: 0xB,
- Value: 0x400398,
- Size: 0x0,
- },
- },
- "testdata/go-relocation-test-clang-x86.obj": {
- Symbol{
- Name: "go-relocation-test-clang.c",
- Info: 0x4,
- Other: 0x0,
- Section: 0xFFF1,
- Value: 0x0,
- Size: 0x0,
- },
- Symbol{
- Name: ".Linfo_string0",
- Info: 0x0,
- Other: 0x0,
- Section: 0xC,
- Value: 0x0,
- Size: 0x0,
- },
- Symbol{
- Name: ".Linfo_string1",
- Info: 0x0,
- Other: 0x0,
- Section: 0xC,
- Value: 0x2C,
- Size: 0x0,
- },
- Symbol{
- Name: ".Linfo_string2",
- Info: 0x0,
- Other: 0x0,
- Section: 0xC,
- Value: 0x47,
- Size: 0x0,
- },
- Symbol{
- Name: ".Linfo_string3",
- Info: 0x0,
- Other: 0x0,
- Section: 0xC,
- Value: 0x4C,
- Size: 0x0,
- },
- Symbol{
- Name: ".Linfo_string4",
- Info: 0x0,
- Other: 0x0,
- Section: 0xC,
- Value: 0x4E,
- Size: 0x0,
- },
- Symbol{
- Name: "",
- Info: 0x3,
- Other: 0x0,
- Section: 0x1,
- Value: 0x0,
- Size: 0x0,
- },
- Symbol{
- Name: "",
- Info: 0x3,
- Other: 0x0,
- Section: 0x2,
- Value: 0x0,
- Size: 0x0,
- },
- Symbol{
- Name: "",
- Info: 0x3,
- Other: 0x0,
- Section: 0x3,
- Value: 0x0,
- Size: 0x0,
- },
- Symbol{
- Name: "",
- Info: 0x3,
- Other: 0x0,
- Section: 0x4,
- Value: 0x0,
- Size: 0x0,
- },
- Symbol{
- Name: "",
- Info: 0x3,
- Other: 0x0,
- Section: 0x6,
- Value: 0x0,
- Size: 0x0,
- },
- Symbol{
- Name: "",
- Info: 0x3,
- Other: 0x0,
- Section: 0x7,
- Value: 0x0,
- Size: 0x0,
- },
- Symbol{
- Name: "",
- Info: 0x3,
- Other: 0x0,
- Section: 0x8,
- Value: 0x0,
- Size: 0x0,
- },
- Symbol{
- Name: "",
- Info: 0x3,
- Other: 0x0,
- Section: 0xA,
- Value: 0x0,
- Size: 0x0,
- },
- Symbol{
- Name: "",
- Info: 0x3,
- Other: 0x0,
- Section: 0xC,
- Value: 0x0,
- Size: 0x0,
- },
- Symbol{
- Name: "",
- Info: 0x3,
- Other: 0x0,
- Section: 0xD,
- Value: 0x0,
- Size: 0x0,
- },
- Symbol{
- Name: "",
- Info: 0x3,
- Other: 0x0,
- Section: 0xE,
- Value: 0x0,
- Size: 0x0,
- },
- Symbol{
- Name: "",
- Info: 0x3,
- Other: 0x0,
- Section: 0xF,
- Value: 0x0,
- Size: 0x0,
- },
- Symbol{
- Name: "",
- Info: 0x3,
- Other: 0x0,
- Section: 0x10,
- Value: 0x0,
- Size: 0x0,
- },
- Symbol{
- Name: "v",
- Info: 0x11,
- Other: 0x0,
- Section: 0xFFF2,
- Value: 0x4,
- Size: 0x4,
- },
- },
- "testdata/hello-world-core.gz": {},
- }
-
- var dynamicSymbolsGolden = map[string][]Symbol{
- "testdata/gcc-amd64-linux-exec": {
- Symbol{
- Name: "__gmon_start__",
- Info: 0x20,
- Other: 0x0,
- Section: 0x0,
- Value: 0x0,
- Size: 0x0,
- },
- Symbol{
- Name: "puts",
- Info: 0x12,
- Other: 0x0,
- Section: 0x0,
- Value: 0x0,
- Size: 0x18C,
- },
- Symbol{
- Name: "__libc_start_main",
- Info: 0x12,
- Other: 0x0,
- Section: 0x0,
- Value: 0x0,
- Size: 0x1C2,
- },
- },
- "testdata/go-relocation-test-clang-x86.obj": {},
- "testdata/hello-world-core.gz": {},
- }
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