1 /*
2 * Copyright (c) 2025 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16 #include "ecmascript/base/bit_helper.h"
17
18 #include "ecmascript/log_wrapper.h"
19
20 namespace panda::ecmascript::base {
CheckBufferBounds(void * addr,void * buffer,size_t bufferSize,const char * name)21 bool CheckBufferBounds(void* addr, void* buffer, size_t bufferSize, const char* name)
22 {
23 if (reinterpret_cast<uintptr_t>(addr) > reinterpret_cast<uintptr_t>(buffer) + bufferSize ||
24 reinterpret_cast<uintptr_t>(addr) < reinterpret_cast<uintptr_t>(buffer)) {
25 LOG_PGO(ERROR) << "out of bounds at [" << name << "] addr: 0x" << std::hex
26 << reinterpret_cast<uintptr_t>(addr) << ", buffer start: 0x"
27 << reinterpret_cast<uintptr_t>(buffer) << ", buffer end: 0x"
28 << reinterpret_cast<uintptr_t>(buffer) + bufferSize << std::dec;
29 return false;
30 }
31 return true;
32 }
33 } // panda::ecmascript::base
34