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📄 Makefile.am(593 B)
📄 acl.h(10.09 KB)
📄 acl_impl.h(1.51 KB)
📄 callb.h(999 B)
📄 cmn_err.h(1017 B)
📄 cred.h(1.02 KB)
📄 debug.h(1.19 KB)
📄 dkio.h(14.38 KB)
📄 dklabel.h(8.35 KB)
📁 dktp
📄 feature_tests.h(1.04 KB)
📄 int_limits.h(1023 B)
📄 int_types.h(1.01 KB)
📄 inttypes.h(1.03 KB)
📄 isa_defs.h(5.09 KB)
📄 kmem.h(1.25 KB)
📄 kstat.h(29.01 KB)
📄 list.h(1.8 KB)
📄 list_impl.h(1.25 KB)
📄 mhd.h(4.03 KB)
📄 mkdev.h(1013 B)
📄 policy.h(936 B)
📄 poll.h(1.49 KB)
📄 priv.h(1011 B)
📄 processor.h(1.05 KB)
📄 sha2.h(4.57 KB)
📄 simd.h(11.04 KB)
📄 stack.h(1.78 KB)
📄 stdtypes.h(1.53 KB)
📄 strings.h(1.03 KB)
📄 stropts.h(1023 B)
📄 sunddi.h(970 B)
📄 systeminfo.h(1.25 KB)
📄 time.h(2.34 KB)
📄 trace_spl.h(891 B)
📄 trace_zfs.h(891 B)
📄 types.h(2.05 KB)
📄 types32.h(2.24 KB)
📄 tzfile.h(4.55 KB)
📄 uio.h(2.95 KB)
📄 va_list.h(1 KB)
📄 varargs.h(1017 B)
📄 vnode.h(1.01 KB)
📄 vtoc.h(11.65 KB)
📄 zone.h(1011 B)

Editing: uio.h

/*
 * CDDL HEADER START
 *
 * The contents of this file are subject to the terms of the
 * Common Development and Distribution License, Version 1.0 only
 * (the "License").  You may not use this file except in compliance
 * with the License.
 *
 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
 * or http://www.opensolaris.org/os/licensing.
 * See the License for the specific language governing permissions
 * and limitations under the License.
 *
 * When distributing Covered Code, include this CDDL HEADER in each
 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
 * If applicable, add the following below this CDDL HEADER, with the
 * fields enclosed by brackets "[]" replaced with your own identifying
 * information: Portions Copyright [yyyy] [name of copyright owner]
 *
 * CDDL HEADER END
 */
/*
 * Copyright 2005 Sun Microsystems, Inc.  All rights reserved.
 * Use is subject to license terms.
 */

/*
 * University Copyright- Copyright (c) 1982, 1986, 1988
 * The Regents of the University of California
 * All Rights Reserved
 *
 * University Acknowledgment- Portions of this document are derived from
 * software developed by the University of California, Berkeley, and its
 * contributors.
 */

#ifndef	_LIBSPL_SYS_UIO_H
#define	_LIBSPL_SYS_UIO_H

#include <sys/types.h>
#include_next <sys/uio.h>

#ifdef __APPLE__
#include <sys/_types/_iovec_t.h>
#endif

#include <stdint.h>
typedef struct iovec iovec_t;

#if defined(__linux__) || defined(__APPLE__)
typedef enum uio_rw {
	UIO_READ =	0,
	UIO_WRITE =	1,
} uio_rw_t;

typedef enum uio_seg {
	UIO_USERSPACE =	0,
	UIO_SYSSPACE =	1,
} uio_seg_t;

#elif defined(__FreeBSD__)
typedef enum uio_seg  uio_seg_t;
#endif

typedef struct uio {
	struct iovec	*uio_iov;	/* pointer to array of iovecs */
	int		uio_iovcnt;	/* number of iovecs */
	offset_t	uio_loffset;	/* file offset */
	uio_seg_t	uio_segflg;	/* address space (kernel or user) */
	uint16_t	uio_fmode;	/* file mode flags */
	uint16_t	uio_extflg;	/* extended flags */
	ssize_t		uio_resid;	/* residual count */
} uio_t;

#define	uio_segflg(uio)			(uio)->uio_segflg
#define	uio_offset(uio)			(uio)->uio_loffset
#define	uio_resid(uio)			(uio)->uio_resid
#define	uio_iovcnt(uio)			(uio)->uio_iovcnt
#define	uio_iovlen(uio, idx)		(uio)->uio_iov[(idx)].iov_len
#define	uio_iovbase(uio, idx)		(uio)->uio_iov[(idx)].iov_base

static inline void
uio_iov_at_index(uio_t *uio, uint_t idx, void **base, uint64_t *len)
{
	*base = uio_iovbase(uio, idx);
	*len = uio_iovlen(uio, idx);
}

static inline void
uio_advance(uio_t *uio, size_t size)
{
	uio->uio_resid -= size;
	uio->uio_loffset += size;
}

static inline offset_t
uio_index_at_offset(uio_t *uio, offset_t off, uint_t *vec_idx)
{
	*vec_idx = 0;
	while (*vec_idx < (uint_t)uio_iovcnt(uio) &&
	    off >= (offset_t)uio_iovlen(uio, *vec_idx)) {
		off -= uio_iovlen(uio, *vec_idx);
		(*vec_idx)++;
	}

return (off);
}

#endif	/* _SYS_UIO_H */

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Editing: uio.h

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