1 #-
2 # KOBJ
3 #
4 # Copyright (c) 2000 Cameron Grant <cg@freebsd.org>
5 # All rights reserved.
6 #
7 # Redistribution and use in source and binary forms, with or without
8 # modification, are permitted provided that the following conditions
9 # are met:
10 # 1. Redistributions of source code must retain the above copyright
11 # notice, this list of conditions and the following disclaimer.
12 # 2. Redistributions in binary form must reproduce the above copyright
13 # notice, this list of conditions and the following disclaimer in the
14 # documentation and/or other materials provided with the distribution.
15 #
16 # THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17 # ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 # IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 # ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20 # FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 # DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22 # OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 # HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24 # LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 # OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 # SUCH DAMAGE.
27 #
28 # $FreeBSD: src/sys/dev/sound/pcm/feeder_if.m,v 1.6 2005/01/06 01:43:21 imp Exp $
29 # $DragonFly: src/sys/dev/sound/pcm/feeder_if.m,v 1.4 2007/01/04 21:47:03 corecode Exp $
30 #
31
32 #include <dev/sound/pcm/sound.h>
33
34 INTERFACE feeder;
35
36 CODE {
37
38 static int
39 feeder_noinit(struct pcm_feeder* feeder)
40 {
41 return 0;
42 }
43
44 static int
45 feeder_nofree(struct pcm_feeder* feeder)
46 {
47 return 0;
48 }
49
50 static int
51 feeder_noset(struct pcm_feeder* feeder, int what, int value)
52 {
53 return -1;
54 }
55
56 static int
57 feeder_noget(struct pcm_feeder* feeder, int what)
58 {
59 return -1;
60 }
61
62 };
63
64 METHOD int init {
65 struct pcm_feeder* feeder;
66 } DEFAULT feeder_noinit;
67
68 METHOD int free {
69 struct pcm_feeder* feeder;
70 } DEFAULT feeder_nofree;
71
72 METHOD int set {
73 struct pcm_feeder* feeder;
74 int what;
75 int value;
76 } DEFAULT feeder_noset;
77
78 METHOD int get {
79 struct pcm_feeder* feeder;
80 int what;
81 } DEFAULT feeder_noget;
82
83 METHOD int feed {
84 struct pcm_feeder* feeder;
85 struct pcm_channel* c;
86 u_int8_t* buffer;
87 u_int32_t count;
88 void* source;
89 };
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