Changeset 1505:06a3687a4ce8 in roaraudio for libroar/vio.c

Timestamp:

04/01/09 17:55:36 (15 years ago)

Author:

phi

Branch:

default

Phase:

public

Message:

added more support for vio_ctl, added ROAR_VIO_CTL_GET_*FH and ROAR_VIO_CTL_SELECT

File:

• libroar/vio.c (modified) (4 diffs)

libroar/vio.c

@@ -57 +57 @@
  calls->nonblock = roar_vio_basic_nonblock;
  calls->sync     = roar_vio_basic_sync;
+ calls->ctl      = roar_vio_basic_ctl;
  calls->close    = roar_vio_basic_close;
 
@@ -380 +381 @@
  return 0;
 #endif
+}
+
+int     roar_vio_basic_ctl     (struct roar_vio_calls * vio, int cmd, void * data) {
+
+ if ( vio == NULL || cmd == -1 )
+  return -1;
+
+ switch (cmd) {
+  case ROAR_VIO_CTL_GET_FH:
+  case ROAR_VIO_CTL_GET_READ_FH:
+  case ROAR_VIO_CTL_GET_WRITE_FH:
+    *(int*)data = roar_vio_get_fh(vio);
+    return 0;
+   break;
+ }
+
+ return -1;
 }
 
@@ -441 +459 @@
 
 int     roar_vio_pass_ctl     (struct roar_vio_calls * vio, int cmd, void * data) {
+ if (vio == NULL || cmd == -1)
+  return -1;
+
+ switch (cmd) {
+  case ROAR_VIO_CTL_GET_NEXT:
+    *(struct roar_vio_calls **)data = vio->inst;
+    return 0;
+   break;
+  case ROAR_VIO_CTL_SET_NEXT:
+    vio->inst = *(struct roar_vio_calls **)data;
+    return 0;
+   break;
+ }
+
  return roar_vio_ctl((struct roar_vio_calls *) vio->inst, cmd, data);
 }
@@ -538 +570 @@
 }
 
+int     roar_vio_stdio_ctl     (struct roar_vio_calls * vio, int cmd, void * data) {
+
+ if ( vio == NULL || cmd == -1 )
+  return -1;
+
+ switch (cmd) {
+  case ROAR_VIO_CTL_GET_FH:
+  case ROAR_VIO_CTL_GET_READ_FH:
+  case ROAR_VIO_CTL_GET_WRITE_FH:
+   *(int*)data = fileno((FILE*)(vio->inst));
+    return 0;
+   break;
+ }
+
+ return -1;
+}
+
 int     roar_vio_stdio_close   (struct roar_vio_calls * vio) {
  return fclose((FILE*)(vio->inst));