audio/common/auconv.h

1.1  mrg /*	$NetBSD: auconv.h,v 1.1 2002/01/15 17:02:51 mrg Exp $	*/
1.1  mrg
1.1  mrg /*-
1.1  mrg  * Copyright (c) 1997 The NetBSD Foundation, Inc.
1.1  mrg  * All rights reserved.
1.1  mrg  *
1.1  mrg  * This code is derived from software contributed to The NetBSD Foundation
1.1  mrg  * by Lennart Augustsson.
1.1  mrg  *
1.1  mrg  * Redistribution and use in source and binary forms, with or without
1.1  mrg  * modification, are permitted provided that the following conditions
1.1  mrg  * are met:
1.1  mrg  * 1. Redistributions of source code must retain the above copyright
1.1  mrg  *    notice, this list of conditions and the following disclaimer.
1.1  mrg  * 2. Redistributions in binary form must reproduce the above copyright
1.1  mrg  *    notice, this list of conditions and the following disclaimer in the
1.1  mrg  *    documentation and/or other materials provided with the distribution.
1.1  mrg  * 3. All advertising materials mentioning features or use of this software
1.1  mrg  *    must display the following acknowledgement:
1.1  mrg  *        This product includes software developed by the NetBSD
1.1  mrg  *        Foundation, Inc. and its contributors.
1.1  mrg  * 4. Neither the name of The NetBSD Foundation nor the names of its
1.1  mrg  *    contributors may be used to endorse or promote products derived
1.1  mrg  *    from this software without specific prior written permission.
1.1  mrg  *
1.1  mrg  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
1.1  mrg  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
1.1  mrg  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
1.1  mrg  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
1.1  mrg  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
1.1  mrg  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
1.1  mrg  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
1.1  mrg  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
1.1  mrg  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
1.1  mrg  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
1.1  mrg  * POSSIBILITY OF SUCH DAMAGE.
1.1  mrg  */
1.1  mrg
1.1  mrg /* Convert between signed and unsigned. */
1.1  mrg extern void change_sign8(u_char *, size_t);
1.1  mrg extern void change_sign16_le(u_char *, size_t);
1.1  mrg extern void change_sign16_be(u_char *, size_t);
1.1  mrg extern void change_sign32_le(u_char *, size_t);
1.1  mrg extern void change_sign32_be(u_char *, size_t);
1.1  mrg /* Convert between little and big endian. */
1.1  mrg extern void swap_bytes(u_char *, size_t);
1.1  mrg extern void swap_bytes32(u_char *, size_t);
1.1  mrg extern void swap_bytes_change_sign16_le(u_char *, size_t);
1.1  mrg extern void swap_bytes_change_sign16_be(u_char *, size_t);
1.1  mrg extern void change_sign16_swap_bytes_le(u_char *, size_t);
1.1  mrg extern void change_sign16_swap_bytes_be(u_char *, size_t);
1.1  mrg extern void swap_bytes_change_sign32_le(u_char *, size_t);
1.1  mrg extern void swap_bytes_change_sign32_be(u_char *, size_t);
1.1  mrg extern void change_sign32_swap_bytes_le(u_char *, size_t);
1.1  mrg extern void change_sign32_swap_bytes_be(u_char *, size_t);