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
17using namespace lldb;
18using namespace lldb_private;
19
20
21StreamAsynchronousIO::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
29StreamAsynchronousIO::~StreamAsynchronousIO ()
30{
31}
32
33void
34StreamAsynchronousIO::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
47size_t
48StreamAsynchronousIO::Write (const void *s, size_t length)
49{
50    m_accumulated_data.Write (s, length);
51    return length;
52}
53