/* -*- Mode: C; c-basic-offset:4 ; indent-tabs-mode:nil ; -*- */

/*

 *  (C) 2001 by Argonne National Laboratory.

 *      See COPYRIGHT in top-level directory.

 */

#ifndef MPL_IOV_H_INCLUDED

#define MPL_IOV_H_INCLUDED

#include <stdio.h>

/* IOVs */

/* The basic channel interface uses IOVs */

#ifdef MPL_HAVE_WINDOWS_H

#define MPL_IOV_BUF_CAST char *

#else

#define MPL_IOV_BUF_CAST void *

#endif

#ifdef MPL_HAVE_WINDOWS_H

#include <winsock2.h>

#define MPL_IOV         WSABUF

#define MPL_IOV_LEN     len

#define MPL_IOV_BUF     buf

#else

#ifdef MPL_HAVE_SYS_TYPES_H

#include <sys/types.h>  /* macs need sys/types.h before uio.h can be included */

#endif

#ifdef MPL_HAVE_SYS_UIO_H

#include <sys/uio.h>

#endif

#define MPL_IOV         struct iovec

#define MPL_IOV_LEN     iov_len

#define MPL_IOV_BUF     iov_base

#endif

/* FIXME: How is IOV_LIMIT chosen? */

#define MPL_IOV_LIMIT   16

#endif /* MPL_IOV_H_INCLUDED */