NetBSD/sys/dev/dmover/dmover_util.c

87 lines
3.3 KiB
C

/* $NetBSD: dmover_util.c,v 1.5 2005/12/11 12:21:20 christos Exp $ */
/*
* Copyright (c) 2002 Wasabi Systems, Inc.
* All rights reserved.
*
* Written by Jason R. Thorpe for Wasabi Systems, Inc.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed for the NetBSD Project by
* Wasabi Systems, Inc.
* 4. The name of Wasabi Systems, Inc. may not be used to endorse
* or promote products derived from this software without specific prior
* written permission.
*
* THIS SOFTWARE IS PROVIDED BY WASABI SYSTEMS, INC. ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL WASABI SYSTEMS, INC
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
/*
* dmover_util.c: Utility functions for dmover-api.
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: dmover_util.c,v 1.5 2005/12/11 12:21:20 christos Exp $");
#include <sys/param.h>
#include <sys/systm.h>
#include <dev/dmover/dmovervar.h>
/****************************************************************************
* Well-known data mover function names.
****************************************************************************/
const char dmover_funcname_zero[] = "zero";
const char dmover_funcname_fill8[] = "fill8";
const char dmover_funcname_copy[] = "copy";
const char dmover_funcname_iscsi_crc32c[] = "iscsi-crc32c";
const char dmover_funcname_xor2[] = "xor2";
const char dmover_funcname_xor3[] = "xor3";
const char dmover_funcname_xor4[] = "xor4";
const char dmover_funcname_xor5[] = "xor5";
const char dmover_funcname_xor6[] = "xor6";
const char dmover_funcname_xor7[] = "xor7";
const char dmover_funcname_xor8[] = "xor8";
/****************************************************************************
* Utility functions.
****************************************************************************/
/*
* dmover_algdesc_lookup:
*
* Look up the algdesc in the provided array by name.
*/
const struct dmover_algdesc *
dmover_algdesc_lookup(const struct dmover_algdesc *dad, int ndad,
const char *name)
{
for (; ndad != 0; ndad--, dad++) {
if (name[0] == dad->dad_name[0] &&
strcmp(name, dad->dad_name) == 0)
return (dad);
}
return (NULL);
}