mirror of
https://github.com/linux-apfs/apfstests.git
synced 2026-05-01 15:01:44 -07:00
Nathan Scott
135 lines
4.8 KiB
C
135 lines
4.8 KiB
C
/*
|
|
* Copyright (c) 2000 Silicon Graphics, Inc.
|
|
* All Rights Reserved.
|
|
*
|
|
* This program is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU General Public License as
|
|
* published by the Free Software Foundation.
|
|
*
|
|
* This program is distributed in the hope that it would be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program; if not, write the Free Software Foundation,
|
|
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
|
|
*/
|
|
|
|
#define LIO_IO_SYNC 00001 /* read/write */
|
|
#define LIO_IO_ASYNC 00002 /* reada/writea/aio_write/aio_read */
|
|
#define LIO_IO_SLISTIO 00004 /* single stride sync listio */
|
|
#define LIO_IO_ALISTIO 00010 /* single stride async listio */
|
|
#define LIO_IO_SYNCV 00020 /* single-buffer readv/writev */
|
|
#define LIO_IO_SYNCP 00040 /* pread/pwrite */
|
|
|
|
#ifdef sgi
|
|
#define LIO_IO_ATYPES 00077 /* all io types */
|
|
#define LIO_IO_TYPES 00061 /* all io types, non-async */
|
|
#endif /* sgi */
|
|
#ifdef linux
|
|
#define LIO_IO_TYPES 00021 /* all io types */
|
|
#endif /* linux */
|
|
#ifdef CRAY
|
|
#define LIO_IO_TYPES 00017 /* all io types */
|
|
#endif /* CRAY */
|
|
|
|
#define LIO_WAIT_NONE 00010000 /* return asap -- use with care */
|
|
#define LIO_WAIT_ACTIVE 00020000 /* spin looking at iosw fields, or EINPROGRESS */
|
|
#define LIO_WAIT_RECALL 00040000 /* call recall(2)/aio_suspend(3) */
|
|
#define LIO_WAIT_SIGPAUSE 00100000 /* call pause */
|
|
#define LIO_WAIT_SIGACTIVE 00200000 /* spin waiting for signal */
|
|
#ifdef sgi
|
|
#define LIO_WAIT_CBSUSPEND 00400000 /* aio_suspend waiting for callback */
|
|
#define LIO_WAIT_SIGSUSPEND 01000000 /* aio_suspend waiting for signal */
|
|
#define LIO_WAIT_ATYPES 01760000 /* all async wait types, except nowait */
|
|
#define LIO_WAIT_TYPES 00020000 /* all sync wait types (sorta) */
|
|
#endif /* sgi */
|
|
#ifdef linux
|
|
#define LIO_WAIT_TYPES 00300000 /* all wait types, except nowait */
|
|
#endif /* linux */
|
|
#ifdef CRAY
|
|
#define LIO_WAIT_TYPES 00360000 /* all wait types, except nowait */
|
|
#endif /* CRAY */
|
|
|
|
/* meta wait io */
|
|
/* 00 000 0000 */
|
|
|
|
#ifdef sgi
|
|
/* all callback wait types */
|
|
#define LIO_WAIT_CBTYPES (LIO_WAIT_CBSUSPEND)
|
|
/* all signal wait types */
|
|
#define LIO_WAIT_SIGTYPES (LIO_WAIT_SIGPAUSE|LIO_WAIT_SIGACTIVE|LIO_WAIT_SIGSUSPEND)
|
|
/* all aio_{read,write} or lio_listio */
|
|
#define LIO_IO_ASYNC_TYPES (LIO_IO_ASYNC|LIO_IO_SLISTIO|LIO_IO_ALISTIO)
|
|
#endif /* sgi */
|
|
#ifdef linux
|
|
/* all signal wait types */
|
|
#define LIO_WAIT_SIGTYPES (LIO_WAIT_SIGPAUSE)
|
|
#endif /* linux */
|
|
#ifdef CRAY
|
|
/* all signal wait types */
|
|
#define LIO_WAIT_SIGTYPES (LIO_WAIT_SIGPAUSE|LIO_WAIT_SIGACTIVE)
|
|
#endif /* CRAY */
|
|
|
|
/*
|
|
* This bit provides a way to randomly pick an io type and wait method.
|
|
* lio_read_buffer() and lio_write_buffer() functions will call
|
|
* lio_random_methods() with the given method.
|
|
*/
|
|
#define LIO_RANDOM 010000000
|
|
|
|
/*
|
|
* This bit provides a way for the programmer to use async i/o with
|
|
* signals and to use their own signal handler. By default,
|
|
* the signal will only be given to the system call if the wait
|
|
* method is LIO_WAIT_SIGPAUSE or LIO_WAIT_SIGACTIVE.
|
|
* Whenever these wait methods are used, libio signal handler
|
|
* will be used.
|
|
*/
|
|
#define LIO_USE_SIGNAL 020000000
|
|
|
|
/*
|
|
* prototypes/structures for functions in the libio.c module. See comments
|
|
* in that module, or man page entries for information on the individual
|
|
* functions.
|
|
*/
|
|
|
|
int stride_bounds(int offset, int stride, int nstrides,
|
|
int bytes_per_stride, int *min_byte, int *max_byte);
|
|
|
|
int lio_set_debug(int level);
|
|
int lio_parse_io_arg1(char *string);
|
|
void lio_help1(char *prefex);
|
|
int lio_parse_io_arg2(char *string, char **badtoken);
|
|
void lio_help2(char *prefex);
|
|
int lio_write_buffer(int fd, int method, char *buffer, int size,
|
|
int sig, char **errmsg, long wrd);
|
|
|
|
int lio_read_buffer(int fd, int method, char *buffer, int size,
|
|
int sig, char **errmsg, long wrd);
|
|
int lio_random_methods(long mask);
|
|
|
|
#if CRAY
|
|
#include <sys/iosw.h>
|
|
int lio_wait4asyncio(int method, int fd, struct iosw **statptr);
|
|
int lio_check_asyncio(char *io_type, int size, struct iosw *status);
|
|
#endif /* CRAY */
|
|
#ifdef sgi
|
|
#include <aio.h>
|
|
int lio_wait4asyncio(int method, int fd, aiocb_t *aiocbp);
|
|
int lio_check_asyncio(char *io_type, int size, aiocb_t *aiocbp, int method);
|
|
#endif /* sgi */
|
|
|
|
/*
|
|
* Define the structure that contains the infomation that is used
|
|
* by the parsing and help functions.
|
|
*/
|
|
struct lio_info_type {
|
|
char *token;
|
|
int bits;
|
|
char *desc;
|
|
};
|
|
|
|
|