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Side by Side Diff: courgette/disassembler_win32_x64.h

Issue 1543643002: Switch to standard integer types in courgette/. (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: fix Created 4 years, 12 months ago
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1 // Copyright 2013 The Chromium Authors. All rights reserved. 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 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #ifndef COURGETTE_DISASSEMBLER_WIN32_X64_H_ 5 #ifndef COURGETTE_DISASSEMBLER_WIN32_X64_H_
6 #define COURGETTE_DISASSEMBLER_WIN32_X64_H_ 6 #define COURGETTE_DISASSEMBLER_WIN32_X64_H_
7 7
8 #include "base/basictypes.h" 8 #include <stddef.h>
9 #include <stdint.h>
10
11 #include "base/macros.h"
9 #include "courgette/disassembler.h" 12 #include "courgette/disassembler.h"
10 #include "courgette/memory_allocator.h" 13 #include "courgette/memory_allocator.h"
11 #include "courgette/types_win_pe.h" 14 #include "courgette/types_win_pe.h"
12 15
13 #ifdef COURGETTE_HISTOGRAM_TARGETS 16 #ifdef COURGETTE_HISTOGRAM_TARGETS
14 #include <map> 17 #include <map>
15 #endif 18 #endif
16 19
17 namespace courgette { 20 namespace courgette {
18 21
(...skipping 10 matching lines...) Expand all
29 // functions may be called. 32 // functions may be called.
30 virtual bool ParseHeader(); 33 virtual bool ParseHeader();
31 34
32 virtual bool Disassemble(AssemblyProgram* target); 35 virtual bool Disassemble(AssemblyProgram* target);
33 36
34 // 37 //
35 // Exposed for test purposes 38 // Exposed for test purposes
36 // 39 //
37 40
38 bool has_text_section() const { return has_text_section_; } 41 bool has_text_section() const { return has_text_section_; }
39 uint32 size_of_code() const { return size_of_code_; } 42 uint32_t size_of_code() const { return size_of_code_; }
40 bool is_32bit() const { return !is_PE32_plus_; } 43 bool is_32bit() const { return !is_PE32_plus_; }
41 44
42 // Returns 'true' if the base relocation table can be parsed. 45 // Returns 'true' if the base relocation table can be parsed.
43 // Output is a vector of the RVAs corresponding to locations within executable 46 // Output is a vector of the RVAs corresponding to locations within executable
44 // that are listed in the base relocation table. 47 // that are listed in the base relocation table.
45 bool ParseRelocs(std::vector<RVA> *addresses); 48 bool ParseRelocs(std::vector<RVA> *addresses);
46 49
47 // Returns Section containing the relative virtual address, or NULL if none. 50 // Returns Section containing the relative virtual address, or NULL if none.
48 const Section* RVAToSection(RVA rva) const; 51 const Section* RVAToSection(RVA rva) const;
49 52
50 static const int kNoOffset = -1; 53 static const int kNoOffset = -1;
51 // Returns kNoOffset if there is no file offset corresponding to 'rva'. 54 // Returns kNoOffset if there is no file offset corresponding to 'rva'.
52 int RVAToFileOffset(RVA rva) const; 55 int RVAToFileOffset(RVA rva) const;
53 56
54 // Returns same as FileOffsetToPointer(RVAToFileOffset(rva)) except that NULL 57 // Returns same as FileOffsetToPointer(RVAToFileOffset(rva)) except that NULL
55 // is returned if there is no file offset corresponding to 'rva'. 58 // is returned if there is no file offset corresponding to 'rva'.
56 const uint8* RVAToPointer(RVA rva) const; 59 const uint8_t* RVAToPointer(RVA rva) const;
57 60
58 static std::string SectionName(const Section* section); 61 static std::string SectionName(const Section* section);
59 62
60 protected: 63 protected:
61 CheckBool ParseFile(AssemblyProgram* target) WARN_UNUSED_RESULT; 64 CheckBool ParseFile(AssemblyProgram* target) WARN_UNUSED_RESULT;
62 bool ParseAbs32Relocs(); 65 bool ParseAbs32Relocs();
63 void ParseRel32RelocsFromSections(); 66 void ParseRel32RelocsFromSections();
64 void ParseRel32RelocsFromSection(const Section* section); 67 void ParseRel32RelocsFromSection(const Section* section);
65 68
66 CheckBool ParseNonSectionFileRegion(uint32 start_file_offset, 69 CheckBool ParseNonSectionFileRegion(uint32_t start_file_offset,
67 uint32 end_file_offset, AssemblyProgram* program) WARN_UNUSED_RESULT; 70 uint32_t end_file_offset,
71 AssemblyProgram* program)
72 WARN_UNUSED_RESULT;
68 CheckBool ParseFileRegion(const Section* section, 73 CheckBool ParseFileRegion(const Section* section,
69 uint32 start_file_offset, uint32 end_file_offset, 74 uint32_t start_file_offset,
70 AssemblyProgram* program) WARN_UNUSED_RESULT; 75 uint32_t end_file_offset,
76 AssemblyProgram* program) WARN_UNUSED_RESULT;
71 77
72 #if COURGETTE_HISTOGRAM_TARGETS 78 #if COURGETTE_HISTOGRAM_TARGETS
73 void HistogramTargets(const char* kind, const std::map<RVA, int>& map); 79 void HistogramTargets(const char* kind, const std::map<RVA, int>& map);
74 #endif 80 #endif
75 81
76 // Most addresses are represented as 32-bit RVAs. The one address we can't 82 // Most addresses are represented as 32-bit RVAs. The one address we can't
77 // do this with is the image base address. 'image_base' is valid only for 83 // do this with is the image base address. 'image_base' is valid only for
78 // 32-bit executables. 'image_base_64' is valid for 32- and 64-bit executable. 84 // 32-bit executables. 'image_base_64' is valid for 32- and 64-bit executable.
79 uint64 image_base() const { return image_base_; } 85 uint64_t image_base() const { return image_base_; }
80 86
81 const ImageDataDirectory& base_relocation_table() const { 87 const ImageDataDirectory& base_relocation_table() const {
82 return base_relocation_table_; 88 return base_relocation_table_;
83 } 89 }
84 90
85 bool IsValidRVA(RVA rva) const { return rva < size_of_image_; } 91 bool IsValidRVA(RVA rva) const { return rva < size_of_image_; }
86 92
87 // Returns description of the RVA, e.g. ".text+0x1243". For debugging only. 93 // Returns description of the RVA, e.g. ".text+0x1243". For debugging only.
88 std::string DescribeRVA(RVA rva) const; 94 std::string DescribeRVA(RVA rva) const;
89 95
90 // Finds the first section at file_offset or above. Does not return sections 96 // Finds the first section at file_offset or above. Does not return sections
91 // that have no raw bytes in the file. 97 // that have no raw bytes in the file.
92 const Section* FindNextSection(uint32 file_offset) const; 98 const Section* FindNextSection(uint32_t file_offset) const;
93 99
94 // There are 2 'coordinate systems' for reasoning about executables. 100 // There are 2 'coordinate systems' for reasoning about executables.
95 // FileOffset - the the offset within a single .EXE or .DLL *file*. 101 // FileOffset - the the offset within a single .EXE or .DLL *file*.
96 // RVA - relative virtual address (offset within *loaded image*) 102 // RVA - relative virtual address (offset within *loaded image*)
97 // FileOffsetToRVA and RVAToFileOffset convert between these representations. 103 // FileOffsetToRVA and RVAToFileOffset convert between these representations.
98 104
99 RVA FileOffsetToRVA(uint32 offset) const; 105 RVA FileOffsetToRVA(uint32_t offset) const;
100
101 106
102 private: 107 private:
103 108
104 bool ReadDataDirectory(int index, ImageDataDirectory* dir); 109 bool ReadDataDirectory(int index, ImageDataDirectory* dir);
105 110
106 bool incomplete_disassembly_; // 'true' if can leave out 'uninteresting' bits 111 bool incomplete_disassembly_; // 'true' if can leave out 'uninteresting' bits
107 112
108 std::vector<RVA> abs32_locations_; 113 std::vector<RVA> abs32_locations_;
109 std::vector<RVA> rel32_locations_; 114 std::vector<RVA> rel32_locations_;
110 115
111 // 116 //
112 // Fields that are always valid. 117 // Fields that are always valid.
113 // 118 //
114 119
115 // 120 //
116 // Information that is valid after successful ParseHeader. 121 // Information that is valid after successful ParseHeader.
117 // 122 //
118 bool is_PE32_plus_; // PE32_plus is for 64 bit executables. 123 bool is_PE32_plus_; // PE32_plus is for 64 bit executables.
119 124
120 // Location and size of IMAGE_OPTIONAL_HEADER in the buffer. 125 // Location and size of IMAGE_OPTIONAL_HEADER in the buffer.
121 const uint8 *optional_header_; 126 const uint8_t* optional_header_;
122 uint16 size_of_optional_header_; 127 uint16_t size_of_optional_header_;
123 uint16 offset_of_data_directories_; 128 uint16_t offset_of_data_directories_;
124 129
125 uint16 machine_type_; 130 uint16_t machine_type_;
126 uint16 number_of_sections_; 131 uint16_t number_of_sections_;
127 const Section *sections_; 132 const Section *sections_;
128 bool has_text_section_; 133 bool has_text_section_;
129 134
130 uint32 size_of_code_; 135 uint32_t size_of_code_;
131 uint32 size_of_initialized_data_; 136 uint32_t size_of_initialized_data_;
132 uint32 size_of_uninitialized_data_; 137 uint32_t size_of_uninitialized_data_;
133 RVA base_of_code_; 138 RVA base_of_code_;
134 RVA base_of_data_; 139 RVA base_of_data_;
135 140
136 uint64 image_base_; 141 uint64_t image_base_;
137 uint32 size_of_image_; 142 uint32_t size_of_image_;
138 int number_of_data_directories_; 143 int number_of_data_directories_;
139 144
140 ImageDataDirectory export_table_; 145 ImageDataDirectory export_table_;
141 ImageDataDirectory import_table_; 146 ImageDataDirectory import_table_;
142 ImageDataDirectory resource_table_; 147 ImageDataDirectory resource_table_;
143 ImageDataDirectory exception_table_; 148 ImageDataDirectory exception_table_;
144 ImageDataDirectory base_relocation_table_; 149 ImageDataDirectory base_relocation_table_;
145 ImageDataDirectory bound_import_table_; 150 ImageDataDirectory bound_import_table_;
146 ImageDataDirectory import_address_table_; 151 ImageDataDirectory import_address_table_;
147 ImageDataDirectory delay_import_descriptor_; 152 ImageDataDirectory delay_import_descriptor_;
148 ImageDataDirectory clr_runtime_header_; 153 ImageDataDirectory clr_runtime_header_;
149 154
150 #if COURGETTE_HISTOGRAM_TARGETS 155 #if COURGETTE_HISTOGRAM_TARGETS
151 std::map<RVA, int> abs32_target_rvas_; 156 std::map<RVA, int> abs32_target_rvas_;
152 std::map<RVA, int> rel32_target_rvas_; 157 std::map<RVA, int> rel32_target_rvas_;
153 #endif 158 #endif
154 159
155 160
156 DISALLOW_COPY_AND_ASSIGN(DisassemblerWin32X64); 161 DISALLOW_COPY_AND_ASSIGN(DisassemblerWin32X64);
157 }; 162 };
158 163
159 } // namespace courgette 164 } // namespace courgette
160 #endif // COURGETTE_DISASSEMBLER_WIN32_X64_H_ 165 #endif // COURGETTE_DISASSEMBLER_WIN32_X64_H_
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