homework-jianmu/source/libs/tdb/src/inc/tdbOs.h

153 lines
4.4 KiB
C

/*
* Copyright (c) 2019 TAOS Data, Inc. <jhtao@taosdata.com>
*
* This program is free software: you can use, redistribute, and/or modify
* it under the terms of the GNU Affero General Public License, version 3
* or later ("AGPL"), as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef _TDB_OS_H_
#define _TDB_OS_H_
#ifdef __cplusplus
extern "C" {
#endif
// TODO: use cmake to control the option
#define TDB_FOR_TDENGINE
#ifdef TDB_FOR_TDENGINE
#include "os.h"
#include "thash.h"
// For memory -----------------
#define tdbOsMalloc taosMemoryMalloc
#define tdbOsCalloc taosMemoryCalloc
#define tdbOsRealloc taosMemoryRealloc
#define tdbOsFree taosMemoryFree
// For file and directory -----------------
/* file */
typedef TdFilePtr tdb_fd_t;
#define TDB_FD_INVALID(fd) (fd == NULL)
#define TDB_O_CREAT TD_FILE_CREATE
#define TDB_O_WRITE TD_FILE_WRITE
#define TDB_O_READ TD_FILE_READ
#define TDB_O_TRUNC TD_FILE_TRUNC
#define TDB_O_APPEND TD_FILE_APPEND
#define TDB_O_RDWR (TD_FILE_WRITE) | (TD_FILE_READ)
#define tdbOsOpen(PATH, OPTION, MODE) taosOpenFile((PATH), (OPTION))
#define tdbOsClose(FD) taosCloseFile(&(FD))
#define tdbOsRead taosReadFile
#define tdbOsPRead taosPReadFile
#define tdbOsWrite taosWriteFile
#define tdbOsPWrite taosPWriteFile
#define tdbOsFSync taosFsyncFile
#define tdbOsLSeek taosLSeekFile
#define tdbDirPtr TdDirPtr
#define tdbDirEntryPtr TdDirEntryPtr
#define tdbReadDir taosReadDir
#define tdbGetDirEntryName taosGetDirEntryName
#define tdbDirEntryBaseName taosDirEntryBaseName
#define tdbCloseDir taosCloseDir
#define tdbOsRemove remove
#define tdbOsFileSize(FD, PSIZE) taosFStatFile(FD, PSIZE, NULL)
/* directory */
#define tdbOsMkdir taosMkDir
#define tdbOsRmdir taosRemoveDir
// For threads and lock -----------------
/* spin lock */
typedef TdThreadSpinlock tdb_spinlock_t;
#define tdbSpinlockInit taosThreadSpinInit
#define tdbSpinlockDestroy taosThreadSpinDestroy
#define tdbSpinlockLock taosThreadSpinLock
#define tdbSpinlockUnlock taosThreadSpinUnlock
#define tdbSpinlockTrylock taosThreadSpinTrylock
/* mutex lock */
typedef TdThreadMutex tdb_mutex_t;
#define tdbMutexInit taosThreadMutexInit
#define tdbMutexDestroy taosThreadMutexDestroy
#define tdbMutexLock taosThreadMutexLock
#define tdbMutexUnlock taosThreadMutexUnlock
#else
// For memory -----------------
#define tdbOsMalloc malloc
#define tdbOsCalloc calloc
#define tdbOsRealloc realloc
#define tdbOsFree free
// For file and directory -----------------
/* file */
typedef int tdb_fd_t;
#define TDB_O_CREAT O_CREAT
#define TDB_O_WRITE O_WRONLY
#define TDB_O_READ O_RDONLY
#define TDB_O_TRUNC O_TRUNC
#define TDB_O_APPEND O_APPEND
#define TDB_O_RDWR O_RDWR
#define tdbOsOpen(PATH, OPTION, MODE) open((PATH), (OPTION), (MODE))
#define tdbOsClose(FD) \
do { \
close(FD); \
(FD) = -1; \
} while (0)
i64 tdbOsRead(tdb_fd_t fd, void *pData, i64 nBytes);
i64 tdbOsPRead(tdb_fd_t fd, void *pData, i64 nBytes, i64 offset);
i64 tdbOsWrite(tdb_fd_t fd, const void *pData, i64 nBytes);
#define tdbOsFSync fsync
#define tdbOsLSeek lseek
#define tdbOsRemove remove
#define tdbOsFileSize(FD, PSIZE)
/* directory */
#define tdbOsMkdir mkdir
#define tdbOsRmdir rmdir
// For threads and lock -----------------
/* spin lock */
typedef pthread_spinlock_t tdb_spinlock_t;
#define tdbSpinlockInit pthread_spin_init
#define tdbSpinlockDestroy pthread_spin_destroy
#define tdbSpinlockLock pthread_spin_lock
#define tdbSpinlockUnlock pthread_spin_unlock
#define tdbSpinlockTrylock pthread_spin_trylock
/* mutex lock */
typedef pthread_mutex_t tdb_mutex_t;
#define tdbMutexInit pthread_mutex_init
#define tdbMutexDestroy pthread_mutex_destroy
#define tdbMutexLock pthread_mutex_lock
#define tdbMutexUnlock pthread_mutex_unlock
#endif
#ifdef __cplusplus
}
#endif
#endif /*_TDB_OS_H_*/