hw/core/stream.c

   1 #include "qemu/osdep.h"
   2 #include "hw/stream.h"
   3
   4 size_t
   5 stream_push(StreamSlave *sink, uint8_t *buf, size_t len)
   6 {
   7     StreamSlaveClass *k =  STREAM_SLAVE_GET_CLASS(sink);
   8
   9     return k->push(sink, buf, len);
  10 }
  11
  12 bool
  13 stream_can_push(StreamSlave *sink, StreamCanPushNotifyFn notify,
  14                 void *notify_opaque)
  15 {
  16     StreamSlaveClass *k =  STREAM_SLAVE_GET_CLASS(sink);
  17
  18     return k->can_push ? k->can_push(sink, notify, notify_opaque) : true;
  19 }
  20
  21 static const TypeInfo stream_slave_info = {
  22     .name          = TYPE_STREAM_SLAVE,
  23     .parent        = TYPE_INTERFACE,
  24     .class_size = sizeof(StreamSlaveClass),
  25 };
  26
  27
  28 static void stream_slave_register_types(void)
  29 {
  30     type_register_static(&stream_slave_info);
  31 }
  32
  33 type_init(stream_slave_register_types)