+++ /dev/null
-/*
- * This Cplant(TM) source code is the property of Sandia National
- * Laboratories.
- *
- * This Cplant(TM) source code is copyrighted by Sandia National
- * Laboratories.
- *
- * The redistribution of this Cplant(TM) source code is subject to the
- * terms of the GNU Lesser General Public License
- * (see cit/LGPL or http://www.gnu.org/licenses/lgpl.html)
- *
- * Cplant(TM) Copyright 1998-2004 Sandia Corporation.
- * Under the terms of Contract DE-AC04-94AL85000, there is a non-exclusive
- * license for use of this work by or on behalf of the US Government.
- * Export of this program may require a license from the United States
- * Government.
- */
-
-/*
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 2.1 of the License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
- * Questions or comments about this library should be sent to:
- *
- * Lee Ward
- * Sandia National Laboratories, New Mexico
- * P.O. Box 5800
- * Albuquerque, NM 87185-1110
- *
- * lee@sandia.gov
- */
-
-/*
- * Extended application programmers interface for IO as found on Cray RedStorm
- * and the other current SUNMos/Puma/Cougar/Catamount systems.
- */
-
-#ifndef _XTIO_H_
-#define _XTIO_H_
-
-/*
- * When compiled for use with libsysio, this allows one to move all the
- * externals to a distinct namespace. When not, we want it to do nothing.
- *
- * NB: The choice of macro name here is dangerous. It's in the global
- * namespace! We should fix that one of these days.
- */
-#if !defined(SYSIO_INTERFACE_NAME)
-#define SYSIO_INTERFACE_NAME(_n) _n
-#endif
-
-#ifndef _IOID_T_DEFINED
-#define _IOID_T_DEFINED
-typedef void *ioid_t;
-
-#define IOID_FAIL 0
-#endif
-
-/*
- * Structure for strided I/O.
- */
-struct xtvec {
-#ifndef __USE_FILE_OFFSET64
- __off_t xtv_off; /* Stride/Extent offset. */
-#else
- __off64_t xtv_off; /* Stride/Extent offset. */
-#endif
- size_t xtv_len; /* Stride/Extent length. */
-};
-
-#ifdef __USE_LARGEFILE64
-struct xtvec64 {
- __off64_t xtv_off; /* Stride/Extent offset. */
- size_t xtv_len; /* Stride/Extent length. */
-};
-#endif
-
-#ifdef HAVE_POSIX2008_PREADV
-#define _SYSIO_PREADV_T int
-#else
-#define _SYSIO_PREADV_T size_t
-#endif
-
-struct iovec;
-
-/*
- * Get status of previously posted async file IO operation.
- */
-extern int SYSIO_INTERFACE_NAME(iodone)(ioid_t ioid);
-
-/*
- * Wait for completion of a previously posted asynch file IO request.
- */
-extern ssize_t SYSIO_INTERFACE_NAME(iowait)(ioid_t ioid);
-
-/*
- * Post asynch read into buffers mapped by an iovec from file at given offset.
- */
-extern ioid_t SYSIO_INTERFACE_NAME(ipreadv)(int fd,
- const struct iovec *iov,
- size_t count,
- off_t offset);
-
-#ifdef _LARGEFILE64_SOURCE
-/*
- * Post asynch read into buffers mapped by an iovec from file at given offset.
- */
-extern ioid_t SYSIO_INTERFACE_NAME(ipread64v)(int fd,
- const struct iovec *iov,
- size_t count,
- off64_t offset);
-#endif
-
-/*
- * Post asynch read into buffer from file at given offset.
- */
-extern ioid_t SYSIO_INTERFACE_NAME(ipread)(int fd,
- void *buf,
- size_t count,
- off_t offset);
-
-#ifdef _LARGEFILE64_SOURCE
-/*
- * Post asynch read into buffer from file at given offset.
- */
-extern ioid_t SYSIO_INTERFACE_NAME(ipread64)(int fd,
- void *buf,
- size_t count,
- off64_t offset);
-#endif
-
-/*
- * Read into buffers mapped by an iovec from file at given offset.
- */
-extern ssize_t SYSIO_INTERFACE_NAME(preadv)(int fd,
- const struct iovec *iov,
- _SYSIO_PREADV_T count,
- off_t offset);
-
-#ifdef _LARGEFILE64_SOURCE
-/*
- * Read into buffers mapped by an iovec from file at given offset.
- */
-extern ssize_t SYSIO_INTERFACE_NAME(pread64v)(int fd,
- const struct iovec *iov,
- _SYSIO_PREADV_T count,
- off64_t offset);
-#endif
-
-/*
- * Post asynch read into buffers mapped by an iovec.
- */
-extern ioid_t SYSIO_INTERFACE_NAME(ireadv)(int fd,
- const struct iovec *iov,
- int count);
-
-/*
- * Read into buffer.
- */
-extern ioid_t SYSIO_INTERFACE_NAME(iread)(int fd,
- void *buf,
- size_t count);
-
-/*
- * Post async read into buffers mapped by iovec from regions mapped
- * by xtvec.
- *
- * NB: An adaptation of "listio" from Argonne's PVFS.
- */
-extern ioid_t SYSIO_INTERFACE_NAME(ireadx)(int fd,
- const struct iovec *iov,
- size_t iov_count,
- const struct xtvec *xtv,
- size_t xtv_count);
-
-#ifdef __USE_LARGEFILE64
-/*
- * Post async read into buffers mapped by iovec from regions mapped
- * by xtvec.
- *
- * NB: An adaptation of "listio" from Argonne's PVFS.
- */
-extern ioid_t SYSIO_INTERFACE_NAME(iread64x)(int fd,
- const struct iovec *iov,
- size_t iov_count,
- const struct xtvec64 *xtv,
- size_t xtv_count);
-#endif
-
-/*
- * Read into buffers mapped by iovec from regions mapped
- * by xtvec.
- *
- * NB: An adaptation of "listio" from Argonne's PVFS.
- */
-extern ssize_t SYSIO_INTERFACE_NAME(readx)(int fd,
- const struct iovec *iov,
- size_t iov_count,
- const struct xtvec *xtv,
- size_t xtv_count);
-
-#ifdef __USE_LARGEFILE64
-/*
- * Read into buffers mapped by iovec from regions mapped
- * by xtvec.
- *
- * NB: An adaptation of "listio" from Argonne's PVFS.
- */
-extern ssize_t SYSIO_INTERFACE_NAME(read64x)(int fd,
- const struct iovec *iov,
- size_t iov_count,
- const struct xtvec64 *xtv,
- size_t xtv_count);
-#endif
-
-/*
- * Post asynch write from buffers mapped by an iovec to file at given offset.
- */
-extern ioid_t SYSIO_INTERFACE_NAME(ipwritev)(int fd,
- const struct iovec *iov,
- size_t count,
- off_t offset);
-#ifdef _LARGEFILE64_SOURCE
-/*
- * Post asynch write from buffers mapped by an iovec to file at given offset.
- */
-extern ioid_t SYSIO_INTERFACE_NAME(ipwrite64v)(int fd,
- const struct iovec *iov,
- size_t count,
- off64_t offset);
-#endif
-
-/*
- * Post asynch write from buffer to file at given offset.
- */
-extern ioid_t SYSIO_INTERFACE_NAME(ipwrite)(int fd,
- const void *buf,
- size_t count,
- off_t offset);
-
-#ifdef _LARGEFILE64_SOURCE
-/*
- * Post asynch write from buffer to file at given offset.
- */
-extern ioid_t SYSIO_INTERFACE_NAME(ipwrite64)(int fd,
- const void *buf,
- size_t count,
- off64_t offset);
-#endif
-
-/*
- * Write from buffers mapped by an iovec to file at given offset.
- */
-extern ssize_t SYSIO_INTERFACE_NAME(pwritev)(int fd,
- const struct iovec *iov,
- _SYSIO_PREADV_T count,
- off_t offset);
-
-#ifdef _LARGEFILE64_SOURCE
-/*
- * Write from buffers mapped by an iovec to file at given offset.
- */
-extern ssize_t SYSIO_INTERFACE_NAME(pwrite64v)(int fd,
- const struct iovec *iov,
- _SYSIO_PREADV_T count,
- off64_t offset);
-#endif
-
-/*
- * Post asynch write from buffer to file at given offset.
- */
-extern ioid_t SYSIO_INTERFACE_NAME(iwritev)(int fd,
- const struct iovec *iov,
- int count);
-
-/*
- * Write from buffer to file at given offset.
- */
-extern ioid_t SYSIO_INTERFACE_NAME(iwrite)(int fd,
- const void *buf,
- size_t count);
-
-/*
- * Post async write from buffers mapped by iovec to regions mapped
- * by xtvec.
- *
- * NB: An adaptation of "listio" from Argonne's PVFS.
- */
-extern ioid_t SYSIO_INTERFACE_NAME(iwritex)(int fd,
- const struct iovec *iov,
- size_t iov_count,
- const struct xtvec *xtv,
- size_t xtv_count);
-
-#ifdef __USE_LARGEFILE64
-/*
- * Post async write from buffers mapped by iovec to regions mapped
- * by xtvec.
- *
- * NB: An adaptation of "listio" from Argonne's PVFS.
- */
-extern ioid_t SYSIO_INTERFACE_NAME(iwrite64x)(int fd,
- const struct iovec *iov,
- size_t iov_count,
- const struct xtvec64 *xtv,
- size_t xtv_count);
-#endif
-
-/*
- * Write from buffers mapped by iovec to regions mapped
- * by xtvec.
- *
- * NB: An adaptation of "listio" from Argonne's PVFS.
- */
-extern ssize_t SYSIO_INTERFACE_NAME(writex)(int fd,
- const struct iovec *iov,
- size_t iov_count,
- const struct xtvec *xtv,
- size_t xtv_count);
-
-#ifdef __USE_LARGEFILE64
-/*
- * Write from buffers mapped by iovec to regions mapped
- * by xtvec.
- *
- * NB: An adaptation of "listio" from Argonne's PVFS.
- */
-extern ssize_t SYSIO_INTERFACE_NAME(write64x)(int fd,
- const struct iovec *iov,
- size_t iov_count,
- const struct xtvec64 *xtv,
- size_t xtv_count);
-#endif
-#endif /* ! _XTIO_H_ */
git://git.whamcloud.com / fs / lustre-release.git / blobdiff