1 //===-- StreamBroadcast.cpp -------------------------------------*- C++ -*-===//
2 //
3 // The LLVM Compiler Infrastructure
4 //
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9
10 #include <stdio.h>
11
12 #include "lldb/lldb-private.h"
13 #include "lldb/Core/Broadcaster.h"
14 #include "lldb/Core/Event.h"
15 #include "lldb/Core/StreamAsynchronousIO.h"
16
17 using namespace lldb;
18 using namespace lldb_private;
19
20
StreamAsynchronousIO(Broadcaster & broadcaster,uint32_t broadcast_event_type)21 StreamAsynchronousIO::StreamAsynchronousIO (Broadcaster &broadcaster, uint32_t broadcast_event_type) :
22 Stream (0, 4, eByteOrderBig),
23 m_broadcaster (broadcaster),
24 m_broadcast_event_type (broadcast_event_type),
25 m_accumulated_data ()
26 {
27 }
28
~StreamAsynchronousIO()29 StreamAsynchronousIO::~StreamAsynchronousIO ()
30 {
31 }
32
33 void
Flush()34 StreamAsynchronousIO::Flush ()
35 {
36 if (m_accumulated_data.GetSize() > 0)
37 {
38 std::unique_ptr<EventDataBytes> data_bytes_ap (new EventDataBytes);
39 // Let's swap the bytes to avoid LARGE string copies.
40 data_bytes_ap->SwapBytes (m_accumulated_data.GetString());
41 EventSP new_event_sp (new Event (m_broadcast_event_type, data_bytes_ap.release()));
42 m_broadcaster.BroadcastEvent (new_event_sp);
43 m_accumulated_data.Clear();
44 }
45 }
46
47 size_t
Write(const void * s,size_t length)48 StreamAsynchronousIO::Write (const void *s, size_t length)
49 {
50 m_accumulated_data.Write (s, length);
51 return length;
52 }
53