/*
* Copyright 2012, The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef BCC_EXECUTION_ENGINE_OBJECT_LOADER_H
#define BCC_EXECUTION_ENGINE_OBJECT_LOADER_H
#include <cstddef>
#include "bcc/Support/Log.h"
#include <utils/Vector.h>
namespace bcc {
class FileBase;
class ObjectLoaderImpl;
class SymbolResolverInterface;
class ObjectLoader {
public:
enum SymbolType {
// TODO: More types.
kFunctionType,
kUnknownType,
};
private:
ObjectLoaderImpl *mImpl;
void *mDebugImage;
ObjectLoader() : mImpl(NULL), mDebugImage(0) { }
public:
// Load from a in-memory object. pName is a descriptive name of this memory.
static ObjectLoader *Load(void *pMemStart, size_t pMemSize, const char *pName,
SymbolResolverInterface &pResolver,
bool pEnableGDBDebug);
// Load from a file.
static ObjectLoader *Load(FileBase &pFile,
SymbolResolverInterface &pResolver,
bool pEnableGDBDebug);
void *getSymbolAddress(const char *pName) const;
size_t getSymbolSize(const char *pName) const;
// Get the symbol name where the symbol is of the type pType. If kUnknownType
// is given, it returns all symbols' names in the object.
bool getSymbolNameList(android::Vector<const char *>& pNameList,
SymbolType pType = kUnknownType) const;
~ObjectLoader();
};
} // namespace bcc
#endif // BCC_EXECUTION_ENGINE_OBJECT_LOADER_H