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Diffstat (limited to 'toolkit/crashreporter/google-breakpad/src/common/mac/dump_syms.h')
| -rw-r--r-- | toolkit/crashreporter/google-breakpad/src/common/mac/dump_syms.h | 196 |
1 files changed, 0 insertions, 196 deletions
diff --git a/toolkit/crashreporter/google-breakpad/src/common/mac/dump_syms.h b/toolkit/crashreporter/google-breakpad/src/common/mac/dump_syms.h deleted file mode 100644 index 9463f7dc0..000000000 --- a/toolkit/crashreporter/google-breakpad/src/common/mac/dump_syms.h +++ /dev/null @@ -1,196 +0,0 @@ -// -*- mode: c++ -*- - -// Copyright (c) 2011, Google Inc. -// All rights reserved. -// -// Redistribution and use in source and binary forms, with or without -// modification, are permitted provided that the following conditions are -// met: -// -// * Redistributions of source code must retain the above copyright -// notice, this list of conditions and the following disclaimer. -// * Redistributions in binary form must reproduce the above -// copyright notice, this list of conditions and the following disclaimer -// in the documentation and/or other materials provided with the -// distribution. -// * Neither the name of Google Inc. nor the names of its -// contributors may be used to endorse or promote products derived from -// this software without specific prior written permission. -// -// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - -// Author: Jim Blandy <jimb@mozilla.com> <jimb@red-bean.com> - -// dump_syms.h: Declaration of google_breakpad::DumpSymbols, a class for -// reading debugging information from Mach-O files and writing it out as a -// Breakpad symbol file. - -#include <mach-o/loader.h> -#include <stdio.h> -#include <stdlib.h> - -#include <ostream> -#include <string> -#include <vector> - -#include "common/byte_cursor.h" -#include "common/mac/macho_reader.h" -#include "common/mac/super_fat_arch.h" -#include "common/module.h" -#include "common/scoped_ptr.h" -#include "common/symbol_data.h" - -namespace google_breakpad { - -class DumpSymbols { - public: - DumpSymbols(SymbolData symbol_data, bool handle_inter_cu_refs) - : symbol_data_(symbol_data), - handle_inter_cu_refs_(handle_inter_cu_refs), - input_pathname_(), - object_filename_(), - contents_(), - object_files_(), - selected_object_file_(), - selected_object_name_() { } - ~DumpSymbols() { - } - - // Prepare to read debugging information from |filename|. |filename| may be - // the name of a universal binary, a Mach-O file, or a dSYM bundle - // containing either of the above. On success, return true; if there is a - // problem reading |filename|, report it and return false. - bool Read(const std::string &filename); - - // If this dumper's file includes an object file for |cpu_type| and - // |cpu_subtype|, then select that object file for dumping, and return - // true. Otherwise, return false, and leave this dumper's selected - // architecture unchanged. - // - // By default, if this dumper's file contains only one object file, then - // the dumper will dump those symbols; and if it contains more than one - // object file, then the dumper will dump the object file whose - // architecture matches that of this dumper program. - bool SetArchitecture(cpu_type_t cpu_type, cpu_subtype_t cpu_subtype); - - // If this dumper's file includes an object file for |arch_name|, then select - // that object file for dumping, and return true. Otherwise, return false, - // and leave this dumper's selected architecture unchanged. - // - // By default, if this dumper's file contains only one object file, then - // the dumper will dump those symbols; and if it contains more than one - // object file, then the dumper will dump the object file whose - // architecture matches that of this dumper program. - bool SetArchitecture(const std::string &arch_name); - - // Return a pointer to an array of SuperFatArch structures describing the - // object files contained in this dumper's file. Set *|count| to the number - // of elements in the array. The returned array is owned by this DumpSymbols - // instance. - // - // If there are no available architectures, this function - // may return NULL. - const SuperFatArch* AvailableArchitectures(size_t *count) { - *count = object_files_.size(); - if (object_files_.size() > 0) - return &object_files_[0]; - return NULL; - } - - // Read the selected object file's debugging information, and write it out to - // |stream|. Return true on success; if an error occurs, report it and - // return false. - bool WriteSymbolFile(std::ostream &stream); - - // Read the selected object file's debugging information, and write out the - // header only to |stream|. Return true on success; if an error occurs, report - // it and return false. - bool WriteSymbolFileHeader(std::ostream &stream); - - // As above, but simply return the debugging information in module - // instead of writing it to a stream. The caller owns the resulting - // module object and must delete it when finished. - bool ReadSymbolData(Module** module); - - private: - // Used internally. - class DumperLineToModule; - class LoadCommandDumper; - - // This method behaves similarly to NXFindBestFatArch, but it supports - // SuperFatArch. - SuperFatArch* FindBestMatchForArchitecture( - cpu_type_t cpu_type, cpu_subtype_t cpu_subtype); - - // Return an identifier string for the file this DumpSymbols is dumping. - std::string Identifier(); - - - // Creates an empty module object. - bool CreateEmptyModule(scoped_ptr<Module>& module); - - // Read debugging information from |dwarf_sections|, which was taken from - // |macho_reader|, and add it to |module|. On success, return true; - // on failure, report the problem and return false. - bool ReadDwarf(google_breakpad::Module *module, - const mach_o::Reader &macho_reader, - const mach_o::SectionMap &dwarf_sections, - bool handle_inter_cu_refs) const; - - // Read DWARF CFI or .eh_frame data from |section|, belonging to - // |macho_reader|, and record it in |module|. If |eh_frame| is true, - // then the data is .eh_frame-format data; otherwise, it is standard DWARF - // .debug_frame data. On success, return true; on failure, report - // the problem and return false. - bool ReadCFI(google_breakpad::Module *module, - const mach_o::Reader &macho_reader, - const mach_o::Section §ion, - bool eh_frame) const; - - // The selection of what type of symbol data to read/write. - const SymbolData symbol_data_; - - // Whether to handle references between compilation units. - const bool handle_inter_cu_refs_; - - // The name of the file or bundle whose symbols this will dump. - // This is the path given to Read, for use in error messages. - std::string input_pathname_; - - // The name of the file this DumpSymbols will actually read debugging - // information from. Normally, this is the same as input_pathname_, but if - // filename refers to a dSYM bundle, then this is the resource file - // within that bundle. - std::string object_filename_; - - // The complete contents of object_filename_, mapped into memory. - scoped_array<uint8_t> contents_; - - // A vector of SuperFatArch structures describing the object files - // object_filename_ contains. If object_filename_ refers to a fat binary, - // this may have more than one element; if it refers to a Mach-O file, this - // has exactly one element. - vector<SuperFatArch> object_files_; - - // The object file in object_files_ selected to dump, or NULL if - // SetArchitecture hasn't been called yet. - const SuperFatArch *selected_object_file_; - - // A string that identifies the selected object file, for use in error - // messages. This is usually object_filename_, but if that refers to a - // fat binary, it includes an indication of the particular architecture - // within that binary. - string selected_object_name_; -}; - -} // namespace google_breakpad |