| // Copyright 2011 The Chromium Authors |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "courgette/disassembler_win32_x86.h" |
| |
| #include <stdint.h> |
| |
| #include <memory> |
| #include <string> |
| #include <vector> |
| |
| #include "base/ranges/algorithm.h" |
| #include "courgette/base_test_unittest.h" |
| |
| class DisassemblerWin32X86Test : public BaseTest { |
| public: |
| void TestExe() const; |
| void TestExe64ShouldFail() const; |
| void TestResourceDll() const; |
| }; |
| |
| void DisassemblerWin32X86Test::TestExe() const { |
| std::string file1 = FileContents("setup1.exe"); |
| |
| std::unique_ptr<courgette::DisassemblerWin32X86> disassembler( |
| new courgette::DisassemblerWin32X86( |
| reinterpret_cast<const uint8_t*>(file1.c_str()), file1.length())); |
| |
| bool can_parse_header = disassembler->ParseHeader(); |
| EXPECT_TRUE(can_parse_header); |
| |
| // The executable is the whole file, not 'embedded' with the file |
| EXPECT_EQ(file1.length(), disassembler->length()); |
| |
| EXPECT_TRUE(disassembler->ok()); |
| EXPECT_TRUE(disassembler->has_text_section()); |
| EXPECT_EQ(449536U, disassembler->size_of_code()); |
| EXPECT_EQ(courgette::DisassemblerWin32X86::SectionName( |
| disassembler->RVAToSection(0x00401234 - 0x00400000)), |
| std::string(".text")); |
| |
| EXPECT_EQ(0U, disassembler->RVAToFileOffset(0)); |
| EXPECT_EQ(1024U, disassembler->RVAToFileOffset(4096)); |
| EXPECT_EQ(46928U, disassembler->RVAToFileOffset(50000)); |
| |
| std::vector<courgette::RVA> relocs; |
| bool can_parse_relocs = disassembler->ParseRelocs(&relocs); |
| EXPECT_TRUE(can_parse_relocs); |
| EXPECT_TRUE(base::ranges::is_sorted(relocs)); |
| |
| const uint8_t* offset_p = disassembler->FileOffsetToPointer(0); |
| EXPECT_EQ(reinterpret_cast<const void*>(file1.c_str()), |
| reinterpret_cast<const void*>(offset_p)); |
| EXPECT_EQ('M', offset_p[0]); |
| EXPECT_EQ('Z', offset_p[1]); |
| |
| const uint8_t* rva_p = disassembler->RVAToPointer(0); |
| EXPECT_EQ(reinterpret_cast<const void*>(file1.c_str()), |
| reinterpret_cast<const void*>(rva_p)); |
| EXPECT_EQ('M', rva_p[0]); |
| EXPECT_EQ('Z', rva_p[1]); |
| } |
| |
| void DisassemblerWin32X86Test::TestExe64ShouldFail() const { |
| std::string file1 = FileContents("pe-64.exe"); |
| |
| std::unique_ptr<courgette::DisassemblerWin32X86> disassembler( |
| new courgette::DisassemblerWin32X86( |
| reinterpret_cast<const uint8_t*>(file1.c_str()), file1.length())); |
| |
| bool can_parse_header = disassembler->ParseHeader(); |
| EXPECT_FALSE(can_parse_header); |
| |
| // The executable is the whole file, not 'embedded' with the file |
| EXPECT_EQ(file1.length(), disassembler->length()); |
| |
| EXPECT_FALSE(disassembler->ok()); |
| } |
| |
| void DisassemblerWin32X86Test::TestResourceDll() const { |
| std::string file1 = FileContents("en-US.dll"); |
| |
| std::unique_ptr<courgette::DisassemblerWin32X86> disassembler( |
| new courgette::DisassemblerWin32X86( |
| reinterpret_cast<const uint8_t*>(file1.c_str()), file1.length())); |
| |
| bool can_parse_header = disassembler->ParseHeader(); |
| EXPECT_FALSE(can_parse_header); |
| |
| // The executable is the whole file, not 'embedded' with the file |
| EXPECT_EQ(file1.length(), disassembler->length()); |
| |
| EXPECT_FALSE(disassembler->ok()); |
| } |
| |
| TEST_F(DisassemblerWin32X86Test, All) { |
| TestExe(); |
| TestExe64ShouldFail(); |
| TestResourceDll(); |
| } |