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116 lines
2.9 KiB
C
116 lines
2.9 KiB
C
/*
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* Copyright (c) 1999 Cameron Grant <gandalf@vilnya.demon.co.uk>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#include "pcm.h"
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#include <dev/sound/pcm/sound.h>
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/* channel interface */
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static void *fkchan_init(void *devinfo, snd_dbuf *b, pcm_channel *c, int dir);
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static int fkchan_setdir(void *data, int dir);
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static int fkchan_setformat(void *data, u_int32_t format);
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static int fkchan_setspeed(void *data, u_int32_t speed);
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static int fkchan_setblocksize(void *data, u_int32_t blocksize);
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static int fkchan_trigger(void *data, int go);
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static int fkchan_getptr(void *data);
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static pcmchan_caps *fkchan_getcaps(void *data);
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static pcmchan_caps fk_caps = {
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4000, 48000,
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AFMT_STEREO | AFMT_U8 | AFMT_S8 | AFMT_S16_LE | AFMT_S16_BE | AFMT_U16_LE | AFMT_U16_BE
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};
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static pcm_channel fk_chantemplate = {
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fkchan_init,
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fkchan_setdir,
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fkchan_setformat,
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fkchan_setspeed,
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fkchan_setblocksize,
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fkchan_trigger,
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fkchan_getptr,
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fkchan_getcaps,
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};
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/* channel interface */
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static void *
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fkchan_init(void *devinfo, snd_dbuf *b, pcm_channel *c, int dir)
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{
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b->bufsize = 16384;
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b->buf = malloc(b->bufsize, M_DEVBUF, M_NOWAIT);
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return (void *)0xbabef00d;
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}
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static int
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fkchan_setdir(void *data, int dir)
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{
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return 0;
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}
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static int
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fkchan_setformat(void *data, u_int32_t format)
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{
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return 0;
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}
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static int
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fkchan_setspeed(void *data, u_int32_t speed)
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{
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return speed;
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}
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static int
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fkchan_setblocksize(void *data, u_int32_t blocksize)
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{
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return blocksize;
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}
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static int
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fkchan_trigger(void *data, int go)
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{
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return 0;
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}
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static int
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fkchan_getptr(void *data)
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{
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return 0;
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}
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static pcmchan_caps *
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fkchan_getcaps(void *data)
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{
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return &fk_caps;
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}
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int
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fkchan_setup(pcm_channel *c)
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{
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*c = fk_chantemplate;
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return 0;
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}
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