usr/src/uts/common/sys/aio_req.h

   1 /*
   2  * CDDL HEADER START
   3  *
   4  * The contents of this file are subject to the terms of the
   5  * Common Development and Distribution License, Version 1.0 only
   6  * (the "License").  You may not use this file except in compliance
   7  * with the License.
   8  *
   9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
  10  * or http://www.opensolaris.org/os/licensing.
  11  * See the License for the specific language governing permissions
  12  * and limitations under the License.
  13  *
  14  * When distributing Covered Code, include this CDDL HEADER in each
  15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  16  * If applicable, add the following below this CDDL HEADER, with the
  17  * fields enclosed by brackets "[]" replaced with your own identifying
  18  * information: Portions Copyright [yyyy] [name of copyright owner]
  19  *
  20  * CDDL HEADER END
  21  */
  22 /*
  23  * Copyright (c) 1993, by Sun Microsystems, Inc.
  24  */
  25
  26 #ifndef _SYS_AIO_REQ_H
  27 #define _SYS_AIO_REQ_H
  28
  29 #pragma ident   "%Z%%M% %I%     %E% SMI"
  30
  31 #include <sys/buf.h>
  32
  33 #ifdef  __cplusplus
  34 extern "C" {
  35 #endif
  36
  37 #ifdef _KERNEL
  38
  39 /*
  40  * async I/O request struct exposed to drivers.
  41  */
  42 struct aio_req {
  43         struct uio      *aio_uio;               /* UIO for this request */
  44         void            *aio_private;
  45 };
  46
  47 extern int aphysio(int (*)(), int (*)(), dev_t, int, void (*)(),
  48                 struct aio_req *);
  49 extern int anocancel(struct buf *);
  50
  51 #endif /* _KERNEL */
  52
  53 #ifdef  __cplusplus
  54 }
  55 #endif
  56
  57 #endif /* _SYS_AIO_REQ_H */