44 lines
1.5 KiB
C
44 lines
1.5 KiB
C
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// Copyright 2017 The Crashpad Authors. All rights reserved.
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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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#ifndef CRASHPAD_COMPAT_ANDROID_SYS_MMAN_H_
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#define CRASHPAD_COMPAT_ANDROID_SYS_MMAN_H_
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#include_next <sys/mman.h>
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#include <android/api-level.h>
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#include <sys/cdefs.h>
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// There’s no mmap() wrapper compatible with a 64-bit off_t for 32-bit code
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// until API 21 (Android 5.0/“Lollipop”). A custom mmap() wrapper is provided
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// here. Note that this scenario is only possible with NDK unified headers.
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//
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// https://android.googlesource.com/platform/bionic/+/0bfcbaf4d069e005d6e959d97f8d11c77722b70d/docs/32-bit-abi.md#is-32_bit-1
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#if defined(__USE_FILE_OFFSET64) && __ANDROID_API__ < 21
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#ifdef __cplusplus
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extern "C" {
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#endif
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void* mmap(void* addr, size_t size, int prot, int flags, int fd, off_t offset);
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#ifdef __cplusplus
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} // extern "C"
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#endif
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#endif // defined(__USE_FILE_OFFSET64) && __ANDROID_API__ < 21
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#endif // CRASHPAD_COMPAT_ANDROID_SYS_MMAN_H_
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