[Liboss-commit] CVS: liboss/lib esddsp.c,1.15,1.16

[Justin <th...@us...>]

Update of /cvsroot/liboss/liboss/lib
In directory usw-pr-cvs1:/tmp/cvs-serv23548/lib

Modified Files:
	esddsp.c 
Log Message:
might work, will have to try arts tomorrow I think that is all the handles it needs

Index: esddsp.c
===================================================================
RCS file: /cvsroot/liboss/liboss/lib/esddsp.c,v
retrieving revision 1.15
retrieving revision 1.16
diff -u -r1.15 -r1.16
--- esddsp.c	7 Nov 2002 04:40:37 -0000	1.15
+++ esddsp.c	7 Nov 2002 05:36:50 -0000	1.16
@@ -36,6 +36,7 @@
 #include <sys/types.h>
 #include <sys/stat.h>
 #include <stdio.h>
+#include <sys/errno.h>
 
 #include "liboss/soundcard.h"
 #include "liboss/audioio.h"
@@ -199,6 +200,11 @@
 static int
 dspctl (int fd, request_t request, void *argp)
 {
+  struct audio_info tmpinfo;
+
+  u_int u;
+  int idat, retval;
+
   static esd_format_t fmt = ESD_BITS16 | ESD_STEREO | ESD_STREAM | ESD_PLAY;
   static int speed;
 
@@ -227,6 +233,26 @@
 
     case SNDCTL_DSP_GETBLKSIZE:
       *arg = ESD_BUF_SIZE;
+      break;
+
+    case SNDCTL_DSP_SETFRAGMENT:
+      AUDIO_INITINFO(&tmpinfo);
+      idat = *arg;
+      if ((idat & 0xffff) < 4 || (idat & 0xffff) > 17)
+        return EINVAL;
+      tmpinfo.blocksize = 1 << (idat & 0xffff);       
+      tmpinfo.hiwat = ((unsigned)idat >> 16) & 0x7fff;
+      if (tmpinfo.hiwat == 0) /* 0 means set to max */    
+        tmpinfo.hiwat = 65536;
+      (void) ioctl(fd, AUDIO_SETINFO, &tmpinfo);
+      retval = ioctl(fd, AUDIO_GETINFO, &tmpinfo);
+      if (retval < 0)
+        return retval;
+      u = tmpinfo.blocksize;
+      for(idat = 0; u > 1; idat++, u >>= 1)
+        ;
+      idat |= (tmpinfo.hiwat & 0x7fff) << 16;
+      *arg = idat;
       break;
 
     case SNDCTL_DSP_GETFMTS: