1// Copyright 2013 The Chromium Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5#include "courgette/disassembler_win32_x64.h"
6
7#include "base/memory/scoped_ptr.h"
8#include "courgette/base_test_unittest.h"
9
10class DisassemblerWin32X64Test : public BaseTest {
11 public:
12  void TestExe() const;
13  void TestExe32() const;
14  void TestResourceDll() const;
15};
16
17void DisassemblerWin32X64Test::TestExe() const {
18  std::string file1 = FileContents("chrome64_1.exe");
19
20  scoped_ptr<courgette::DisassemblerWin32X64> disassembler(
21      new courgette::DisassemblerWin32X64(file1.c_str(), file1.length()));
22
23  bool can_parse_header = disassembler->ParseHeader();
24  EXPECT_TRUE(can_parse_header);
25
26  // The executable is the whole file, not 'embedded' with the file
27  EXPECT_EQ(file1.length(), disassembler->length());
28
29  EXPECT_TRUE(disassembler->ok());
30  EXPECT_TRUE(disassembler->has_text_section());
31  EXPECT_EQ(488448U, disassembler->size_of_code());
32  EXPECT_FALSE(disassembler->is_32bit());
33  EXPECT_EQ(courgette::DisassemblerWin32X64::SectionName(
34      disassembler->RVAToSection(0x00401234 - 0x00400000)),
35      std::string(".text"));
36
37  EXPECT_EQ(0, disassembler->RVAToFileOffset(0));
38  EXPECT_EQ(1024, disassembler->RVAToFileOffset(4096));
39  EXPECT_EQ(46928, disassembler->RVAToFileOffset(50000));
40
41  std::vector<courgette::RVA> relocs;
42  bool can_parse_relocs = disassembler->ParseRelocs(&relocs);
43  EXPECT_TRUE(can_parse_relocs);
44
45  const uint8* offset_p = disassembler->OffsetToPointer(0);
46  EXPECT_EQ(reinterpret_cast<const void*>(file1.c_str()),
47            reinterpret_cast<const void*>(offset_p));
48  EXPECT_EQ('M', offset_p[0]);
49  EXPECT_EQ('Z', offset_p[1]);
50
51  const uint8* rva_p = disassembler->RVAToPointer(0);
52  EXPECT_EQ(reinterpret_cast<const void*>(file1.c_str()),
53            reinterpret_cast<const void*>(rva_p));
54  EXPECT_EQ('M', rva_p[0]);
55  EXPECT_EQ('Z', rva_p[1]);
56}
57
58void DisassemblerWin32X64Test::TestExe32() const {
59  std::string file1 = FileContents("setup1.exe");
60
61  scoped_ptr<courgette::DisassemblerWin32X64> disassembler(
62      new courgette::DisassemblerWin32X64(file1.c_str(), file1.length()));
63
64  bool can_parse_header = disassembler->ParseHeader();
65  EXPECT_FALSE(can_parse_header);
66
67  // The executable is the whole file, not 'embedded' with the file
68  EXPECT_EQ(file1.length(), disassembler->length());
69
70  EXPECT_FALSE(disassembler->ok());
71  EXPECT_TRUE(disassembler->has_text_section());
72  EXPECT_EQ(449536U, disassembler->size_of_code());
73  EXPECT_TRUE(disassembler->is_32bit());
74}
75
76void DisassemblerWin32X64Test::TestResourceDll() const {
77  std::string file1 = FileContents("en-US-64.dll");
78
79  scoped_ptr<courgette::DisassemblerWin32X64> disassembler(
80      new courgette::DisassemblerWin32X64(file1.c_str(), file1.length()));
81
82  bool can_parse_header = disassembler->ParseHeader();
83  EXPECT_FALSE(can_parse_header);
84
85  // The executable is the whole file, not 'embedded' with the file
86  EXPECT_EQ(file1.length(), disassembler->length());
87
88  EXPECT_FALSE(disassembler->ok());
89  EXPECT_FALSE(disassembler->has_text_section());
90  EXPECT_EQ(0U, disassembler->size_of_code());
91  EXPECT_FALSE(disassembler->is_32bit());
92}
93
94TEST_F(DisassemblerWin32X64Test, All) {
95  TestExe();
96  TestExe32();
97  TestResourceDll();
98}
99