| /*===- WindowsMMap.h - Support library for PGO instrumentation ------------===*\ |
| |* |
| |* Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| |* See https://llvm.org/LICENSE.txt for license information. |
| |* SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| |* |
| \*===----------------------------------------------------------------------===*/ |
| |
| #ifndef PROFILE_INSTRPROFILING_WINDOWS_MMAP_H |
| #define PROFILE_INSTRPROFILING_WINDOWS_MMAP_H |
| |
| #if defined(_WIN32) |
| |
| #include <basetsd.h> |
| #include <io.h> |
| #include <sys/types.h> |
| |
| /* |
| * mmap() flags |
| */ |
| #define PROT_READ 0x1 |
| #define PROT_WRITE 0x2 |
| #define PROT_EXEC 0x0 |
| |
| #define MAP_FILE 0x00 |
| #define MAP_SHARED 0x01 |
| #define MAP_PRIVATE 0x02 |
| #define MAP_ANONYMOUS 0x20 |
| #define MAP_ANON MAP_ANONYMOUS |
| #define MAP_FAILED ((void *) -1) |
| |
| /* |
| * msync() flags |
| */ |
| #define MS_ASYNC 0x0001 /* return immediately */ |
| #define MS_INVALIDATE 0x0002 /* invalidate all cached data */ |
| #define MS_SYNC 0x0010 /* msync synchronously */ |
| |
| /* |
| * madvise() flags |
| */ |
| |
| #define MADV_NORMAL 0 /* no special treatment */ |
| #define MADV_WILLNEED 3 /* expect access in the near future */ |
| #define MADV_DONTNEED 4 /* do not expect access in the near future */ |
| |
| /* |
| * flock() operations |
| */ |
| #define LOCK_SH 1 /* shared lock */ |
| #define LOCK_EX 2 /* exclusive lock */ |
| #define LOCK_NB 4 /* don't block when locking */ |
| #define LOCK_UN 8 /* unlock */ |
| |
| #ifdef __USE_FILE_OFFSET64 |
| # define DWORD_HI(x) (x >> 32) |
| # define DWORD_LO(x) ((x) & 0xffffffff) |
| #else |
| # define DWORD_HI(x) (0) |
| # define DWORD_LO(x) (x) |
| #endif |
| |
| void *mmap(void *start, size_t length, int prot, int flags, int fd, |
| off_t offset); |
| |
| void munmap(void *addr, size_t length); |
| |
| int msync(void *addr, size_t length, int flags); |
| |
| int madvise(void *addr, size_t length, int advice); |
| |
| int flock(int fd, int operation); |
| |
| #endif /* _WIN32 */ |
| |
| #endif /* PROFILE_INSTRPROFILING_WINDOWS_MMAP_H */ |