hw/core/stream.c

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