OpenShot Audio Library | OpenShotAudio: juce_InterprocessConnection.h Source File

OpenShot Audio Library | OpenShotAudio 0.3.2

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juce_InterprocessConnection.h
1/*
2 ==============================================================================
3
4 This file is part of the JUCE library.
5 Copyright (c) 2017 - ROLI Ltd.
6
7 JUCE is an open source library subject to commercial or open-source
8 licensing.
9
10 The code included in this file is provided under the terms of the ISC license
11 http://www.isc.org/downloads/software-support-policy/isc-license. Permission
12 To use, copy, modify, and/or distribute this software for any purpose with or
13 without fee is hereby granted provided that the above copyright notice and
14 this permission notice appear in all copies.
15
16 JUCE IS PROVIDED "AS IS" WITHOUT ANY WARRANTY, AND ALL WARRANTIES, WHETHER
17 EXPRESSED OR IMPLIED, INCLUDING MERCHANTABILITY AND FITNESS FOR PURPOSE, ARE
18 DISCLAIMED.
19
20 ==============================================================================
21*/
22
23namespace juce
24{
25
26class InterprocessConnectionServer;
27class MemoryBlock;
28
29
30//==============================================================================
50 class JUCE_API InterprocessConnection
51{
52public:
53 //==============================================================================
70 InterprocessConnection (bool callbacksOnMessageThread = true,
71 uint32 magicMessageHeaderNumber = 0xf2b49e2c);
72
74 virtual ~InterprocessConnection();
75
76 //==============================================================================
88 bool connectToSocket (const String& hostName,
89 int portNumber,
90 int timeOutMillisecs);
91
104 bool connectToPipe (const String& pipeName, int pipeReceiveMessageTimeoutMs);
105
118 bool createPipe (const String& pipeName, int pipeReceiveMessageTimeoutMs, bool mustNotExist = false);
119
121 void disconnect();
122
124 bool isConnected() const;
125
127 StreamingSocket* getSocket() const noexcept { return socket.get(); }
128
130 NamedPipe* getPipe() const noexcept { return pipe.get(); }
131
135 String getConnectedHostName() const;
136
137 //==============================================================================
146 bool sendMessage (const MemoryBlock& message);
147
148 //==============================================================================
155 virtual void connectionMade() = 0;
156
163 virtual void connectionLost() = 0;
164
176 virtual void messageReceived (const MemoryBlock& message) = 0;
177
178
179private:
180 //==============================================================================
181 CriticalSection pipeAndSocketLock;
182 std::unique_ptr<StreamingSocket> socket;
183 std::unique_ptr<NamedPipe> pipe;
184 bool callbackConnectionState = false;
185 const bool useMessageThread;
186 const uint32 magicMessageHeader;
187 int pipeReceiveMessageTimeout = -1;
188
189 friend class InterprocessConnectionServer;
190 void initialiseWithSocket (StreamingSocket*);
191 void initialiseWithPipe (NamedPipe*);
192 void deletePipeAndSocket();
193 void connectionMadeInt();
194 void connectionLostInt();
195 void deliverDataInt (const MemoryBlock&);
196 bool readNextMessage();
197 int readData (void*, int);
198
199 struct ConnectionThread;
200 std::unique_ptr<ConnectionThread> thread;
201 std::atomic<bool> threadIsRunning { false };
202
203 void runThread();
204 int writeData (void*, int);
205
206 JUCE_DECLARE_WEAK_REFERENCEABLE (InterprocessConnection)
207 JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (InterprocessConnection)
208};
209
210} // namespace juce
juce::CriticalSection
Definition: juce_CriticalSection.h:43
juce::InterprocessConnectionServer
Definition: juce_InterprocessConnectionServer.h:40
juce::InterprocessConnection
Definition: juce_InterprocessConnection.h:51
juce::InterprocessConnection::connectionMade
virtual void connectionMade()=0
juce::InterprocessConnection::messageReceived
virtual void messageReceived(const MemoryBlock &message)=0
juce::InterprocessConnection::getSocket
StreamingSocket * getSocket() const noexcept
Definition: juce_InterprocessConnection.h:127
juce::InterprocessConnection::connectionLost
virtual void connectionLost()=0
juce::InterprocessConnection::getPipe
NamedPipe * getPipe() const noexcept
Definition: juce_InterprocessConnection.h:130
juce::MemoryBlock
Definition: juce_MemoryBlock.h:33
juce::NamedPipe
Definition: juce_NamedPipe.h:37
juce::StreamingSocket
Definition: juce_Socket.h:38
juce::String
Definition: juce_String.h:39