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Some stream clients stream an endless stream of data while other clients stream data in packets. Stream interfaces usually have a way to signal the end of a packet or the last beat of a transfer. This adds an end-of-packet flag to the push interface. Reviewed-by: Alistair Francis <alistair.francis@wdc.com> Reviewed-by: Francisco Iglesias <frasse.iglesias@gmail.com> Signed-off-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com> Message-Id: <20200506082513.18751-6-edgar.iglesias@gmail.com>
35 lines
801 B
C
35 lines
801 B
C
#include "qemu/osdep.h"
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#include "hw/stream.h"
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#include "qemu/module.h"
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size_t
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stream_push(StreamSlave *sink, uint8_t *buf, size_t len, bool eop)
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{
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StreamSlaveClass *k = STREAM_SLAVE_GET_CLASS(sink);
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return k->push(sink, buf, len, eop);
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}
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bool
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stream_can_push(StreamSlave *sink, StreamCanPushNotifyFn notify,
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void *notify_opaque)
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{
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StreamSlaveClass *k = STREAM_SLAVE_GET_CLASS(sink);
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return k->can_push ? k->can_push(sink, notify, notify_opaque) : true;
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}
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static const TypeInfo stream_slave_info = {
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.name = TYPE_STREAM_SLAVE,
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.parent = TYPE_INTERFACE,
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.class_size = sizeof(StreamSlaveClass),
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};
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static void stream_slave_register_types(void)
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{
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type_register_static(&stream_slave_info);
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}
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type_init(stream_slave_register_types)
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