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Diffstat (limited to 'src/processor/windows_frame_info.h')
| -rw-r--r-- | src/processor/windows_frame_info.h | 126 |
1 files changed, 126 insertions, 0 deletions
diff --git a/src/processor/windows_frame_info.h b/src/processor/windows_frame_info.h new file mode 100644 index 00000000..0665dcdf --- /dev/null +++ b/src/processor/windows_frame_info.h @@ -0,0 +1,126 @@ +// Copyright (c) 2006, 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. + +// windows_frame_info.h: Holds debugging information about a stack frame. +// +// This structure is specific to Windows debugging information obtained +// from pdb files using the DIA API. +// +// Author: Mark Mentovai + + +#ifndef PROCESSOR_WINDOWS_FRAME_INFO_H__ +#define PROCESSOR_WINDOWS_FRAME_INFO_H__ + +#include <string> + +#include "google_breakpad/common/breakpad_types.h" + +namespace google_breakpad { + +struct WindowsFrameInfo { + public: + enum Validity { + VALID_NONE = 0, + VALID_PARAMETER_SIZE = 1, + VALID_ALL = -1 + }; + + WindowsFrameInfo() : valid(VALID_NONE), + prolog_size(0), + epilog_size(0), + parameter_size(0), + saved_register_size(0), + local_size(0), + max_stack_size(0), + allocates_base_pointer(0), + program_string() {} + + WindowsFrameInfo(u_int32_t set_prolog_size, + u_int32_t set_epilog_size, + u_int32_t set_parameter_size, + u_int32_t set_saved_register_size, + u_int32_t set_local_size, + u_int32_t set_max_stack_size, + int set_allocates_base_pointer, + const std::string set_program_string) + : valid(VALID_ALL), + prolog_size(set_prolog_size), + epilog_size(set_epilog_size), + parameter_size(set_parameter_size), + saved_register_size(set_saved_register_size), + local_size(set_local_size), + max_stack_size(set_max_stack_size), + allocates_base_pointer(set_allocates_base_pointer), + program_string(set_program_string) {} + + // CopyFrom makes "this" WindowsFrameInfo object identical to "that". + void CopyFrom(const WindowsFrameInfo &that) { + valid = that.valid; + prolog_size = that.prolog_size; + epilog_size = that.epilog_size; + parameter_size = that.parameter_size; + saved_register_size = that.saved_register_size; + local_size = that.local_size; + max_stack_size = that.max_stack_size; + allocates_base_pointer = that.allocates_base_pointer; + program_string = that.program_string; + } + + // Clears the WindowsFrameInfo object so that users will see it as though + // it contains no information. + void Clear() { + valid = VALID_NONE; + program_string.erase(); + } + + // Identifies which fields in the structure are valid. This is of + // type Validity, but it is defined as an int because it's not + // possible to OR values into an enumerated type. Users must check + // this field before using any other. + int valid; + + // These values come from IDiaFrameData. + u_int32_t prolog_size; + u_int32_t epilog_size; + u_int32_t parameter_size; + u_int32_t saved_register_size; + u_int32_t local_size; + u_int32_t max_stack_size; + + // Only one of allocates_base_pointer or program_string will be valid. + // If program_string is empty, use allocates_base_pointer. + bool allocates_base_pointer; + std::string program_string; +}; + +} // namespace google_breakpad + + +#endif // PROCESSOR_WINDOWS_FRAME_INFO_H__ |