diff options
Diffstat (limited to 'storage/xtradb/include/os0file.h')
| -rw-r--r-- | storage/xtradb/include/os0file.h | 21 |
1 files changed, 18 insertions, 3 deletions
diff --git a/storage/xtradb/include/os0file.h b/storage/xtradb/include/os0file.h index d8d2f0e5d9e..3eff5216867 100644 --- a/storage/xtradb/include/os0file.h +++ b/storage/xtradb/include/os0file.h @@ -53,6 +53,7 @@ Created 10/21/1995 Heikki Tuuri #define os0file_h #include "univ.i" +#include "trx0types.h" #ifndef __WIN__ #include <dirent.h> @@ -157,6 +158,8 @@ log. */ to become available again */ #define OS_FILE_SHARING_VIOLATION 76 #define OS_FILE_ERROR_NOT_SPECIFIED 77 +#define OS_FILE_INSUFFICIENT_RESOURCE 78 +#define OS_FILE_OPERATION_ABORTED 79 /* @} */ /** Types for aio operations @{ */ @@ -497,9 +500,12 @@ os_file_get_last_error( /*******************************************************************//** Requests a synchronous read operation. @return TRUE if request was successful, FALSE if fail */ +#define os_file_read(file, buf, offset, offset_high, n) \ + _os_file_read(file, buf, offset, offset_high, n, NULL) + UNIV_INTERN ibool -os_file_read( +_os_file_read( /*=========*/ os_file_t file, /*!< in: handle to a file */ void* buf, /*!< in: buffer where to read */ @@ -507,7 +513,8 @@ os_file_read( offset where to read */ ulint offset_high,/*!< in: most significant 32 bits of offset */ - ulint n); /*!< in: number of bytes to read */ + ulint n, /*!< in: number of bytes to read */ + trx_t* trx); /*******************************************************************//** Rewind file to its start, read at most size - 1 bytes from it to str, and NUL-terminate str. All errors are silently ignored. This function is @@ -619,6 +626,13 @@ os_aio_init( ulint n_write_segs, /*<! in: number of writer threads */ ulint n_slots_sync); /*<! in: number of slots in the sync aio array */ +/*********************************************************************** +Frees the asynchronous io system. */ +UNIV_INTERN +void +os_aio_free(void); +/*=============*/ + /*******************************************************************//** Requests an asynchronous i/o operation. @return TRUE if request was queued successfully, FALSE if fail */ @@ -654,10 +668,11 @@ os_aio( (can be used to identify a completed aio operation); ignored if mode is OS_AIO_SYNC */ - void* message2);/*!< in: message for the aio handler + void* message2,/*!< in: message for the aio handler (can be used to identify a completed aio operation); ignored if mode is OS_AIO_SYNC */ + trx_t* trx); /************************************************************************//** Wakes up all async i/o threads so that they know to exit themselves in shutdown. */ |