The Design and Implementation of the FreeBSD Operating System, Second Edition
Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)


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FreeBSD/Linux Kernel Cross Reference
sys/dev/sound/pcm/feeder_if.m

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    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 };

Cache object: 63dc22c5c039fd8ea7f1616b459f6de2


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