35 lines
1.0 KiB
C++
35 lines
1.0 KiB
C++
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/*
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* Copyright (C) 2017 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 <android/sharedmem.h>
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#include <cutils/ashmem.h>
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#include <utils/Errors.h>
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int ASharedMemory_create(const char *name, size_t size) {
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if (size == 0) {
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return android::BAD_VALUE;
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}
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return ashmem_create_region(name, size);
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}
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size_t ASharedMemory_getSize(int fd) {
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return ashmem_valid(fd) ? ashmem_get_size_region(fd) : 0;
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}
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int ASharedMemory_setProt(int fd, int prot) {
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return ashmem_set_prot_region(fd, prot);
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}
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