workbench/libs/camd/getmidiattrsa.c

   1 /*
   2     Copyright © 1995-2007, The AROS Development Team. All rights reserved.
   3     $Id$
   4 */
   5
   6
   7
   8 #include <proto/utility.h>
   9 #include <proto/exec.h>
  10
  11 #include "camd_intern.h"
  12
  13
  14 /*****************************************************************************
  15
  16     NAME */
  17
  18         AROS_LH2(ULONG, GetMidiAttrsA,
  19
  20 /*  SYNOPSIS */
  21         AROS_LHA(struct MidiNode *, midinode, A0),
  22         AROS_LHA(struct TagItem *, tags, A1),
  23
  24 /*  LOCATION */
  25         struct CamdBase *, CamdBase, 10, Camd)
  26
  27 /*  FUNCTION
  28
  29     INPUTS
  30
  31     RESULT
  32
  33     NOTES
  34                 If you are not the owner of the midinode, you should lock
  35                 Camd before calling to ensure that it wont go away.
  36
  37     EXAMPLE
  38
  39     BUGS
  40
  41     SEE ALSO
  42                 SetMidiAttrsA()
  43
  44     INTERNALS
  45
  46     HISTORY
  47         2001-01-12 ksvalast first created
  48         2007-07-01 Lyle Hazelwood fixed Tag <-> Data bug.
  49
  50
  51 *****************************************************************************/
  52 {
  53     AROS_LIBFUNC_INIT
  54
  55         struct TagItem *tag;
  56         const struct TagItem *tstate=tags;
  57         ULONG *where;
  58         ULONG ret=0;
  59
  60         ObtainSemaphoreShared(CB(CamdBase)->CLSemaphore);
  61
  62         while((tag=NextTagItem(&tstate))){
  63                 ret++;
  64                 where=(ULONG *)tag->ti_Data;
  65                 switch(tag->ti_Tag){
  66                         case MIDI_Name:
  67                                 *where=(ULONG)midinode->mi_Node.ln_Name;
  68                                 break;
  69                         case MIDI_SignalTask:
  70                                 *where=(ULONG)midinode->mi_SigTask;
  71                                 break;
  72                         case MIDI_RecvHook:
  73                                 *where=(ULONG)midinode->mi_ReceiveHook;
  74                                 break;
  75                         case MIDI_PartHook:
  76                                 *where=(ULONG)midinode->mi_ParticipantHook;
  77                                 break;
  78                         case MIDI_RecvSignal:
  79                                 *where=(ULONG)midinode->mi_ReceiveSigBit;
  80                                 break;
  81                         case MIDI_PartSignal:
  82                                 *where=(ULONG)midinode->mi_ParticipantSigBit;
  83                                 break;
  84                         case MIDI_MsgQueue:
  85                                 *where=(ULONG)midinode->mi_MsgQueueSize;
  86                                 break;
  87                         case MIDI_SysExSize:
  88                                 *where=(ULONG)midinode->mi_SysExQueueSize;
  89                                 break;
  90                         case MIDI_TimeStamp:
  91                                 *where=(ULONG)midinode->mi_TimeStamp;
  92                                 break;
  93                         case MIDI_ErrFilter:
  94                                 *where=(ULONG)midinode->mi_ErrFilter;
  95                                 break;
  96                         case MIDI_ClientType:
  97                                 *where=(ULONG)midinode->mi_ClientType;
  98                                 break;
  99                         case MIDI_Image:
 100                                 *where=(ULONG)midinode->mi_Image;
 101                                 break;
 102                         default:
 103                                 ret--;
 104                                 break;
 105                 }
 106         }
 107
 108         ReleaseSemaphore(CB(CamdBase)->CLSemaphore);
 109
 110         return ret;
 111
 112    AROS_LIBFUNC_EXIT
 113 }
 114
 115
 116 #ifdef __amigaos4__
 117 #include <stdarg.h>
 118 ULONG VARARGS68K GetMidiAttrs(
 119         struct CamdIFace *Self,
 120         struct MidiNode * mi,
 121         ...
 122 )
 123 {
 124         va_list ap;
 125         struct TagItem * varargs;
 126         va_startlinear(ap, mi);
 127         varargs = va_getlinearva(ap, struct TagItem *);
 128         return  Self->GetMidiAttrsA(
 129                 mi,
 130                 varargs);
 131 }
 132 #endif
 133