mirror of
https://sourceware.org/git/glibc.git
synced 2024-12-25 20:21:07 +00:00
25 lines
677 B
C
25 lines
677 B
C
/*-
|
|
* See the file LICENSE for redistribution information.
|
|
*
|
|
* Copyright (c) 1997, 1998
|
|
* Sleepycat Software. All rights reserved.
|
|
*
|
|
* @(#)os.h 10.11 (Sleepycat) 10/12/98
|
|
*/
|
|
|
|
/*
|
|
* We group seek/write calls into a single function so that we can use
|
|
* pread(2)/pwrite(2) where they're available.
|
|
*/
|
|
#define DB_IO_READ 1
|
|
#define DB_IO_WRITE 2
|
|
typedef struct __io {
|
|
int fd_io; /* I/O file descriptor. */
|
|
int fd_lock; /* Locking file descriptor. */
|
|
db_mutex_t *mutexp; /* Mutex to lock. */
|
|
size_t pagesize; /* Page size. */
|
|
db_pgno_t pgno; /* Page number. */
|
|
u_int8_t *buf; /* Buffer. */
|
|
size_t bytes; /* Bytes read/written. */
|
|
} DB_IO;
|