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Side by Side Diff: base/third_party/symbolize/symbolize.h

Issue 1538743002: Switch to standard integer types in base/. (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: DEPS roll too Created 4 years, 12 months ago
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1 // Copyright (c) 2006, Google Inc. 1 // Copyright (c) 2006, Google Inc.
2 // All rights reserved. 2 // All rights reserved.
3 // 3 //
4 // Redistribution and use in source and binary forms, with or without 4 // Redistribution and use in source and binary forms, with or without
5 // modification, are permitted provided that the following conditions are 5 // modification, are permitted provided that the following conditions are
6 // met: 6 // met:
7 // 7 //
8 // * Redistributions of source code must retain the above copyright 8 // * Redistributions of source code must retain the above copyright
9 // notice, this list of conditions and the following disclaimer. 9 // notice, this list of conditions and the following disclaimer.
10 // * Redistributions in binary form must reproduce the above 10 // * Redistributions in binary form must reproduce the above
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110 // - The callbacks must be async-signal-safe. 110 // - The callbacks must be async-signal-safe.
111 111
112 // Installs a callback function, which will be called right before a symbol name 112 // Installs a callback function, which will be called right before a symbol name
113 // is printed. The callback is intended to be used for showing a file name and a 113 // is printed. The callback is intended to be used for showing a file name and a
114 // line number preceding a symbol name. 114 // line number preceding a symbol name.
115 // "fd" is a file descriptor of the object file containing the program 115 // "fd" is a file descriptor of the object file containing the program
116 // counter "pc". The callback function should write output to "out" 116 // counter "pc". The callback function should write output to "out"
117 // and return the size of the output written. On error, the callback 117 // and return the size of the output written. On error, the callback
118 // function should return -1. 118 // function should return -1.
119 typedef int (*SymbolizeCallback)(int fd, void *pc, char *out, size_t out_size, 119 typedef int (*SymbolizeCallback)(int fd, void *pc, char *out, size_t out_size,
120 uint64 relocation); 120 uint64_t relocation);
121 void InstallSymbolizeCallback(SymbolizeCallback callback); 121 void InstallSymbolizeCallback(SymbolizeCallback callback);
122 122
123 // Installs a callback function, which will be called instead of 123 // Installs a callback function, which will be called instead of
124 // OpenObjectFileContainingPcAndGetStartAddress. The callback is expected 124 // OpenObjectFileContainingPcAndGetStartAddress. The callback is expected
125 // to searches for the object file (from /proc/self/maps) that contains 125 // to searches for the object file (from /proc/self/maps) that contains
126 // the specified pc. If found, sets |start_address| to the start address 126 // the specified pc. If found, sets |start_address| to the start address
127 // of where this object file is mapped in memory, sets the module base 127 // of where this object file is mapped in memory, sets the module base
128 // address into |base_address|, copies the object file name into 128 // address into |base_address|, copies the object file name into
129 // |out_file_name|, and attempts to open the object file. If the object 129 // |out_file_name|, and attempts to open the object file. If the object
130 // file is opened successfully, returns the file descriptor. Otherwise, 130 // file is opened successfully, returns the file descriptor. Otherwise,
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146 146
147 // Symbolizes a program counter. On success, returns true and write the 147 // Symbolizes a program counter. On success, returns true and write the
148 // symbol name to "out". The symbol name is demangled if possible 148 // symbol name to "out". The symbol name is demangled if possible
149 // (supports symbols generated by GCC 3.x or newer). Otherwise, 149 // (supports symbols generated by GCC 3.x or newer). Otherwise,
150 // returns false. 150 // returns false.
151 bool Symbolize(void *pc, char *out, int out_size); 151 bool Symbolize(void *pc, char *out, int out_size);
152 152
153 _END_GOOGLE_NAMESPACE_ 153 _END_GOOGLE_NAMESPACE_
154 154
155 #endif // BASE_SYMBOLIZE_H_ 155 #endif // BASE_SYMBOLIZE_H_
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