1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
|
/*
* Copyright (C) 2014 Aaron Seigo <aseigo@kde.org>
* Copyright (C) 2016 Christian Mollekopf <mollekopf@kolabsys.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) version 3, or any
* later version accepted by the membership of KDE e.V. (or its
* successor approved by the membership of KDE e.V.), which shall
* act as a proxy defined in Section 6 of version 3 of the license.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library. If not, see <http://www.gnu.org/licenses/>.
*/
#include "commands.h"
#include <QLocalSocket>
#include <log.h>
namespace Sink {
namespace Commands {
QByteArray name(int commandId)
{
switch (commandId) {
case UnknownCommand:
return "Unknown";
case CommandCompletionCommand:
return "Completion";
case HandshakeCommand:
return "Handshake";
case RevisionUpdateCommand:
return "RevisionUpdate";
case SynchronizeCommand:
return "Synchronize";
case DeleteEntityCommand:
return "DeleteEntity";
case ModifyEntityCommand:
return "ModifyEntity";
case CreateEntityCommand:
return "CreateEntity";
case SearchSourceCommand:
return "SearchSource";
case ShutdownCommand:
return "Shutdown";
case NotificationCommand:
return "Notification";
case PingCommand:
return "Ping";
case RevisionReplayedCommand:
return "RevisionReplayed";
case InspectionCommand:
return "Inspection";
case RemoveFromDiskCommand:
return "RemoveFromDisk";
case FlushCommand:
return "Flush";
case CustomCommand:
return "Custom";
};
return QByteArray("Invalid commandId");
}
int headerSize()
{
return sizeof(int) + (sizeof(uint) * 2);
}
void write(QLocalSocket *device, int messageId, int commandId)
{
write(device, messageId, commandId, 0, 0);
}
static void write(QLocalSocket *device, const char *buffer, uint size)
{
if (device->write(buffer, size) < 0) {
SinkWarningCtx(Sink::Log::Context{"commands"}) << "Error while writing " << device->errorString();
}
}
void write(QLocalSocket *device, int messageId, int commandId, const char *buffer, uint size)
{
if (size > 0 && !buffer) {
size = 0;
}
write(device, (const char *)&messageId, sizeof(int));
write(device, (const char *)&commandId, sizeof(int));
write(device, (const char *)&size, sizeof(uint));
if (buffer) {
write(device, buffer, size);
}
//The default implementation will happily buffer 200k bytes before sending it out which doesn't make the sytem exactly responsive.
//1k is arbitrary, but fits a bunch of messages at least.
if (device->bytesToWrite() > 1000) {
device->flush();
}
}
void write(QLocalSocket *device, int messageId, int commandId, flatbuffers::FlatBufferBuilder &fbb)
{
write(device, messageId, commandId, (const char *)fbb.GetBufferPointer(), fbb.GetSize());
}
} // namespace Commands
} // namespace Sink
|
