summaryrefslogtreecommitdiff
path: root/include/linux/aio_abi.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/linux/aio_abi.h')
-rw-r--r--include/linux/aio_abi.h111
1 files changed, 0 insertions, 111 deletions
diff --git a/include/linux/aio_abi.h b/include/linux/aio_abi.h
deleted file mode 100644
index 86fa7a71336a..000000000000
--- a/include/linux/aio_abi.h
+++ /dev/null
@@ -1,111 +0,0 @@
-/* include/linux/aio_abi.h
- *
- * Copyright 2000,2001,2002 Red Hat.
- *
- * Written by Benjamin LaHaise <bcrl@kvack.org>
- *
- * Distribute under the terms of the GPLv2 (see ../../COPYING) or under
- * the following terms.
- *
- * Permission to use, copy, modify, and distribute this software and its
- * documentation is hereby granted, provided that the above copyright
- * notice appears in all copies. This software is provided without any
- * warranty, express or implied. Red Hat makes no representations about
- * the suitability of this software for any purpose.
- *
- * IN NO EVENT SHALL RED HAT BE LIABLE TO ANY PARTY FOR DIRECT, INDIRECT,
- * SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES ARISING OUT OF THE USE OF
- * THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF RED HAT HAS BEEN ADVISED
- * OF THE POSSIBILITY OF SUCH DAMAGE.
- *
- * RED HAT DISCLAIMS ANY WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
- * PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS ON AN "AS IS" BASIS, AND
- * RED HAT HAS NO OBLIGATION TO PROVIDE MAINTENANCE, SUPPORT, UPDATES,
- * ENHANCEMENTS, OR MODIFICATIONS.
- */
-#ifndef __LINUX__AIO_ABI_H
-#define __LINUX__AIO_ABI_H
-
-#include <linux/types.h>
-#include <asm/byteorder.h>
-
-typedef __kernel_ulong_t aio_context_t;
-
-enum {
- IOCB_CMD_PREAD = 0,
- IOCB_CMD_PWRITE = 1,
- IOCB_CMD_FSYNC = 2,
- IOCB_CMD_FDSYNC = 3,
- /* These two are experimental.
- * IOCB_CMD_PREADX = 4,
- * IOCB_CMD_POLL = 5,
- */
- IOCB_CMD_NOOP = 6,
- IOCB_CMD_PREADV = 7,
- IOCB_CMD_PWRITEV = 8,
-};
-
-/*
- * Valid flags for the "aio_flags" member of the "struct iocb".
- *
- * IOCB_FLAG_RESFD - Set if the "aio_resfd" member of the "struct iocb"
- * is valid.
- */
-#define IOCB_FLAG_RESFD (1 << 0)
-
-/* read() from /dev/aio returns these structures. */
-struct io_event {
- __u64 data; /* the data field from the iocb */
- __u64 obj; /* what iocb this event came from */
- __s64 res; /* result code for this event */
- __s64 res2; /* secondary result */
-};
-
-#if defined(__LITTLE_ENDIAN)
-#define PADDED(x,y) x, y
-#elif defined(__BIG_ENDIAN)
-#define PADDED(x,y) y, x
-#else
-#error edit for your odd byteorder.
-#endif
-
-/*
- * we always use a 64bit off_t when communicating
- * with userland. its up to libraries to do the
- * proper padding and aio_error abstraction
- */
-
-struct iocb {
- /* these are internal to the kernel/libc. */
- __u64 aio_data; /* data to be returned in event's data */
- __u32 PADDED(aio_key, aio_reserved1);
- /* the kernel sets aio_key to the req # */
-
- /* common fields */
- __u16 aio_lio_opcode; /* see IOCB_CMD_ above */
- __s16 aio_reqprio;
- __u32 aio_fildes;
-
- __u64 aio_buf;
- __u64 aio_nbytes;
- __s64 aio_offset;
-
- /* extra parameters */
- __u64 aio_reserved2; /* TODO: use this for a (struct sigevent *) */
-
- /* flags for the "struct iocb" */
- __u32 aio_flags;
-
- /*
- * if the IOCB_FLAG_RESFD flag of "aio_flags" is set, this is an
- * eventfd to signal AIO readiness to
- */
- __u32 aio_resfd;
-}; /* 64 bytes */
-
-#undef IFBIG
-#undef IFLITTLE
-
-#endif /* __LINUX__AIO_ABI_H */
-