47 lines
1.2 KiB
C++
47 lines
1.2 KiB
C++
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/*
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* Copyright (C) 2016 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "berberis/base/mmap.h"
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#include <stdint.h>
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#include <sys/mman.h>
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#include "berberis/base/checks.h"
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namespace berberis {
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void* MmapImpl(MmapImplArgs args) {
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return mmap(args.addr, args.size, args.prot, args.flags, args.fd, args.offset);
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}
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void* MmapImplOrDie(MmapImplArgs args) {
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void* ptr = MmapImpl(args);
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CHECK_NE(ptr, MAP_FAILED);
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return ptr;
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}
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void MunmapOrDie(void* ptr, size_t size) {
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int res = munmap(ptr, size);
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CHECK_EQ(res, 0);
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}
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void MprotectOrDie(void* ptr, size_t size, int prot) {
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int res = mprotect(ptr, size, prot);
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CHECK_EQ(res, 0);
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}
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} // namespace berberis
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