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/*
* Copyright (C) 2011 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 ART_RUNTIME_DEX_FILE_INL_H_
#define ART_RUNTIME_DEX_FILE_INL_H_
#include "base/logging.h"
#include "base/stringpiece.h"
#include "dex_file.h"
#include "leb128.h"
#include "utils.h"
namespace art {
inline int32_t DexFile::GetStringLength(const StringId& string_id) const {
const byte* ptr = begin_ + string_id.string_data_off_;
return DecodeUnsignedLeb128(&ptr);
}
inline const char* DexFile::GetStringDataAndLength(const StringId& string_id, uint32_t* length) const {
DCHECK(length != NULL) << GetLocation();
const byte* ptr = begin_ + string_id.string_data_off_;
*length = DecodeUnsignedLeb128(&ptr);
return reinterpret_cast<const char*>(ptr);
}
inline StringPiece DexFile::StringDataAsStringPieceByIdx(uint32_t idx) const {
if (idx == kDexNoIndex) {
return StringPiece();
}
const StringId& string_id = GetStringId(idx);
uint32_t length;
const char* data = GetStringDataAndLength(string_id, &length);
return StringPiece(data, static_cast<int>(length));
}
inline const Signature DexFile::GetMethodSignature(const MethodId& method_id) const {
return Signature(this, GetProtoId(method_id.proto_idx_));
}
inline const DexFile::TryItem* DexFile::GetTryItems(const CodeItem& code_item, uint32_t offset) {
const uint16_t* insns_end_ = &code_item.insns_[code_item.insns_size_in_code_units_];
return reinterpret_cast<const TryItem*>
(RoundUp(reinterpret_cast<uint32_t>(insns_end_), 4)) + offset;
}
} // namespace art
#endif // ART_RUNTIME_DEX_FILE_INL_H_
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