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Diffstat (limited to 'toolkit/crashreporter/google-breakpad/src/common/dwarf/functioninfo.h')
| -rw-r--r-- | toolkit/crashreporter/google-breakpad/src/common/dwarf/functioninfo.h | 188 |
1 files changed, 0 insertions, 188 deletions
diff --git a/toolkit/crashreporter/google-breakpad/src/common/dwarf/functioninfo.h b/toolkit/crashreporter/google-breakpad/src/common/dwarf/functioninfo.h deleted file mode 100644 index 0b08a5fc5..000000000 --- a/toolkit/crashreporter/google-breakpad/src/common/dwarf/functioninfo.h +++ /dev/null @@ -1,188 +0,0 @@ -// Copyright (c) 2010 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. - - -// This file contains the definitions for a DWARF2/3 information -// collector that uses the DWARF2/3 reader interface to build a mapping -// of addresses to files, lines, and functions. - -#ifndef COMMON_DWARF_FUNCTIONINFO_H__ -#define COMMON_DWARF_FUNCTIONINFO_H__ - -#include <map> -#include <string> -#include <utility> -#include <vector> - -#include "common/dwarf/dwarf2reader.h" -#include "common/using_std_string.h" - - -namespace dwarf2reader { - -struct FunctionInfo { - // Name of the function - string name; - // Mangled name of the function - string mangled_name; - // File containing this function - string file; - // Line number for start of function. - uint32 line; - // Beginning address for this function - uint64 lowpc; - // End address for this function. - uint64 highpc; -}; - -struct SourceFileInfo { - // Name of the source file name - string name; - // Low address of source file name - uint64 lowpc; -}; - -typedef std::map<uint64, FunctionInfo*> FunctionMap; -typedef std::map<uint64, std::pair<string, uint32> > LineMap; - -// This class is a basic line info handler that fills in the dirs, -// file, and linemap passed into it with the data produced from the -// LineInfoHandler. -class CULineInfoHandler: public LineInfoHandler { - public: - - // - CULineInfoHandler(std::vector<SourceFileInfo>* files, - std::vector<string>* dirs, - LineMap* linemap); - virtual ~CULineInfoHandler() { } - - // Called when we define a directory. We just place NAME into dirs_ - // at position DIR_NUM. - virtual void DefineDir(const string& name, uint32 dir_num); - - // Called when we define a filename. We just place - // concat(dirs_[DIR_NUM], NAME) into files_ at position FILE_NUM. - virtual void DefineFile(const string& name, int32 file_num, - uint32 dir_num, uint64 mod_time, uint64 length); - - - // Called when the line info reader has a new line, address pair - // ready for us. ADDRESS is the address of the code, LENGTH is the - // length of its machine code in bytes, FILE_NUM is the file number - // containing the code, LINE_NUM is the line number in that file for - // the code, and COLUMN_NUM is the column number the code starts at, - // if we know it (0 otherwise). - virtual void AddLine(uint64 address, uint64 length, - uint32 file_num, uint32 line_num, uint32 column_num); - - private: - LineMap* linemap_; - std::vector<SourceFileInfo>* files_; - std::vector<string>* dirs_; -}; - -class CUFunctionInfoHandler: public Dwarf2Handler { - public: - CUFunctionInfoHandler(std::vector<SourceFileInfo>* files, - std::vector<string>* dirs, - LineMap* linemap, - FunctionMap* offset_to_funcinfo, - FunctionMap* address_to_funcinfo, - CULineInfoHandler* linehandler, - const SectionMap& sections, - ByteReader* reader) - : files_(files), dirs_(dirs), linemap_(linemap), - offset_to_funcinfo_(offset_to_funcinfo), - address_to_funcinfo_(address_to_funcinfo), - linehandler_(linehandler), sections_(sections), - reader_(reader), current_function_info_(NULL) { } - - virtual ~CUFunctionInfoHandler() { } - - // Start to process a compilation unit at OFFSET from the beginning of the - // .debug_info section. We want to see all compilation units, so we - // always return true. - - virtual bool StartCompilationUnit(uint64 offset, uint8 address_size, - uint8 offset_size, uint64 cu_length, - uint8 dwarf_version); - - // Start to process a DIE at OFFSET from the beginning of the - // .debug_info section. We only care about function related DIE's. - virtual bool StartDIE(uint64 offset, enum DwarfTag tag); - - // Called when we have an attribute with unsigned data to give to - // our handler. The attribute is for the DIE at OFFSET from the - // beginning of the .debug_info section, has a name of ATTR, a form of - // FORM, and the actual data of the attribute is in DATA. - virtual void ProcessAttributeUnsigned(uint64 offset, - enum DwarfAttribute attr, - enum DwarfForm form, - uint64 data); - - // Called when we have an attribute with a DIE reference to give to - // our handler. The attribute is for the DIE at OFFSET from the - // beginning of the .debug_info section, has a name of ATTR, a form of - // FORM, and the offset of the referenced DIE from the start of the - // .debug_info section is in DATA. - virtual void ProcessAttributeReference(uint64 offset, - enum DwarfAttribute attr, - enum DwarfForm form, - uint64 data); - - // Called when we have an attribute with string data to give to - // our handler. The attribute is for the DIE at OFFSET from the - // beginning of the .debug_info section, has a name of ATTR, a form of - // FORM, and the actual data of the attribute is in DATA. - virtual void ProcessAttributeString(uint64 offset, - enum DwarfAttribute attr, - enum DwarfForm form, - const string& data); - - // Called when finished processing the DIE at OFFSET. - // Because DWARF2/3 specifies a tree of DIEs, you may get starts - // before ends of the previous DIE, as we process children before - // ending the parent. - virtual void EndDIE(uint64 offset); - - private: - std::vector<SourceFileInfo>* files_; - std::vector<string>* dirs_; - LineMap* linemap_; - FunctionMap* offset_to_funcinfo_; - FunctionMap* address_to_funcinfo_; - CULineInfoHandler* linehandler_; - const SectionMap& sections_; - ByteReader* reader_; - FunctionInfo* current_function_info_; - uint64 current_compilation_unit_offset_; -}; - -} // namespace dwarf2reader -#endif // COMMON_DWARF_FUNCTIONINFO_H__ |