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// Copyright (c) 2011 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "courgette/disassembler.h"
#include <algorithm>
#include <string>
#include <vector>
#include "base/basictypes.h"
#include "base/logging.h"
#include "courgette/assembly_program.h"
#include "courgette/courgette.h"
#include "courgette/disassembler_win32_x86.h"
#include "courgette/encoded_program.h"
#include "courgette/image_info.h"
// COURGETTE_HISTOGRAM_TARGETS prints out a histogram of how frequently
// different target addresses are referenced. Purely for debugging.
#define COURGETTE_HISTOGRAM_TARGETS 0
namespace courgette {
////////////////////////////////////////////////////////////////////////////////
ExecutableType DetectExecutableType(const void* buffer, size_t length) {
bool parsed = false;
PEInfo* pe_info = new PEInfo();
pe_info->Init(buffer, length);
parsed = pe_info->ParseHeader();
delete pe_info;
if (parsed)
return WIN32_X86;
return UNKNOWN;
}
Status ParseDetectedExecutable(const void* buffer, size_t length,
AssemblyProgram** output) {
*output = NULL;
PEInfo* pe_info = new PEInfo();
pe_info->Init(buffer, length);
if (!pe_info->ParseHeader()) {
delete pe_info;
return C_INPUT_NOT_RECOGNIZED;
}
Disassembler* disassembler = new DisassemblerWin32X86(pe_info);
AssemblyProgram* program = new AssemblyProgram();
if (!disassembler->Disassemble(program)) {
delete program;
delete disassembler;
delete pe_info;
return C_DISASSEMBLY_FAILED;
}
delete disassembler;
delete pe_info;
*output = program;
return C_OK;
}
void DeleteAssemblyProgram(AssemblyProgram* program) {
delete program;
}
} // namespace courgette
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