/*
- * Copyright (c) 2003 Apple Computer, Inc. All rights reserved.
+ * Copyright (c) 2003-2006 Apple Computer, Inc. All rights reserved.
*
- * @APPLE_LICENSE_HEADER_START@
- *
- * Copyright (c) 1999-2003 Apple Computer, Inc. All Rights Reserved.
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
*
* This file contains Original Code and/or Modifications of Original Code
* as defined in and that are subject to the Apple Public Source License
* Version 2.0 (the 'License'). You may not use this file except in
- * compliance with the License. Please obtain a copy of the License at
- * http://www.opensource.apple.com/apsl/ and read it before using this
- * file.
+ * compliance with the License. The rights granted to you under the License
+ * may not be used to create, or enable the creation or redistribution of,
+ * unlawful or unlicensed copies of an Apple operating system, or to
+ * circumvent, violate, or enable the circumvention or violation of, any
+ * terms of an Apple operating system software license agreement.
+ *
+ * Please obtain a copy of the License at
+ * http://www.opensource.apple.com/apsl/ and read it before using this file.
*
* The Original Code and all software distributed under the License are
* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
* Please see the License for the specific language governing rights and
* limitations under the License.
*
- * @APPLE_LICENSE_HEADER_END@
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
*/
/*
* File: sys/aio.h
#define _SYS_AIO_H_
#include <sys/signal.h>
+#include <sys/_types.h>
+#include <sys/cdefs.h>
+
+/*
+ * [XSI] Inclusion of the <aio.h> header may make visible symbols defined
+ * in the headers <fcntl.h>, <signal.h>, <sys/types.h>, and <time.h>.
+ *
+ * In our case, this is limited to struct timespec, off_t and ssize_t.
+ */
+#include <sys/_types/_timespec.h>
+#ifdef KERNEL
+#include <sys/_types/_user64_timespec.h>
+#include <sys/_types/_user32_timespec.h>
+#endif /* KERNEL */
+
+#include <sys/_types/_off_t.h>
+#include <sys/_types/_ssize_t.h>
+
+/*
+ * A aio_fsync() options that the calling thread is to continue execution
+ * while the lio_listio() operation is being performed, and no notification
+ * is given when the operation is complete
+ *
+ * [XSI] from <fcntl.h>
+ */
+#include <sys/_types/_o_sync.h>
+#include <sys/_types/_o_dsync.h>
struct aiocb {
- int aio_fildes; /* File descriptor */
- off_t aio_offset; /* File offset */
- volatile void *aio_buf; /* Location of buffer */
- size_t aio_nbytes; /* Length of transfer */
- int aio_reqprio; /* Request priority offset */
- struct sigevent aio_sigevent; /* Signal number and value */
- int aio_lio_opcode; /* Operation to be performed */
+ int aio_fildes; /* File descriptor */
+ off_t aio_offset; /* File offset */
+ volatile void *aio_buf; /* Location of buffer */
+ size_t aio_nbytes; /* Length of transfer */
+ int aio_reqprio; /* Request priority offset */
+ struct sigevent aio_sigevent; /* Signal number and value */
+ int aio_lio_opcode; /* Operation to be performed */
+};
+
+#ifdef KERNEL
+
+struct user_aiocb {
+ int aio_fildes; /* File descriptor */
+ off_t aio_offset; /* File offset */
+ user_addr_t aio_buf; /* Location of buffer */
+ user_size_t aio_nbytes; /* Length of transfer */
+ int aio_reqprio; /* Request priority offset */
+ struct user_sigevent aio_sigevent; /* Signal number and value */
+ int aio_lio_opcode; /* Operation to be performed */
+};
+
+struct user64_aiocb {
+ int aio_fildes; /* File descriptor */
+ user64_off_t aio_offset; /* File offset */
+ user64_addr_t aio_buf; /* Location of buffer */
+ user64_size_t aio_nbytes; /* Length of transfer */
+ int aio_reqprio; /* Request priority offset */
+ struct user64_sigevent aio_sigevent; /* Signal number and value */
+ int aio_lio_opcode; /* Operation to be performed */
};
+struct user32_aiocb {
+ int aio_fildes; /* File descriptor */
+ user32_off_t aio_offset; /* File offset */
+ user32_addr_t aio_buf; /* Location of buffer */
+ user32_size_t aio_nbytes; /* Length of transfer */
+ int aio_reqprio; /* Request priority offset */
+ struct user32_sigevent aio_sigevent; /* Signal number and value */
+ int aio_lio_opcode; /* Operation to be performed */
+};
+
+#endif // KERNEL
+
/*
* aio_cancel() return values
*/
*/
#define AIO_LISTIO_MAX 16
-/*
- * A aio_fsync() options
- * that the calling thread is to continue execution while
- * the lio_listio() operation is being performed, and no
- * notification is given when the operation is complete
- */
-
-#define O_SYNC 0x0 /* queued IO is completed as if by fsync() */
-#if 0 /* O_DSYNC - NOT SUPPORTED */
-#define O_DSYNC 0x1 /* queued async IO is completed as if by fdatasync() */
-#endif
#ifndef KERNEL
/*
* Prototypes
*/
+__BEGIN_DECLS
+
/*
* Attempt to cancel one or more asynchronous I/O requests currently outstanding
* against file descriptor fd. The aiocbp argument points to the asynchronous I/O
*/
int aio_suspend( const struct aiocb *const aiocblist[],
int nent,
- const struct timespec * timeoutp );
+ const struct timespec * timeoutp ) __DARWIN_ALIAS_C(aio_suspend);
/*
* Write aiocbp->aio_nbytes to the file associated with aiocbp->aio_fildes from
struct aiocb *const aiocblist[],
int nent,
struct sigevent *sigp );
+__END_DECLS
+
#endif /* KERNEL */
#endif /* _SYS_AIO_H_ */
projects / apple / xnu.git / blobdiff