np2/fdd/sxsicd.c - diff

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-version 1.6, 2005/04/05 20:37:07
+version 1.7, 2005/04/06 16:46:07
  Line 366  CDTRK sxsicd_gettrk(SXSIDEV sxsi, UINT *
          return(cdinfo->trk);
  }
+ BRESULT sxsicd_readraw(SXSIDEV sxsi, long pos, void *buf) {
+         CDINFO  cdinfo;
+         FILEH   fh;
+         long    fpos;
+         cdinfo = (CDINFO)sxsi->hdl;
+         if (cdinfo->type != 2352) {
+                 return(FAILURE);
+         }
+         if (sxsi_prepare(sxsi) != SUCCESS) {
+                 return(FAILURE);
+         }
+         if ((pos < 0) || (pos >= sxsi->totals)) {
+                 return(FAILURE);
+         }
+         fh = ((CDINFO)sxsi->hdl)->fh;
+         fpos = pos * 2352;
+         if ((file_seek(fh, fpos, FSEEK_SET) != fpos) ||
+                 (file_read(fh, buf, 2352) != 2352)) {
+                 return(FAILURE);
+         }
+         return(SUCCESS);
+ }

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