|
1 /* |
|
2 * Copyright (c) 2008 Nokia Corporation and/or its subsidiary(-ies). |
|
3 * All rights reserved. |
|
4 * |
|
5 * This program is free software: you can redistribute it and/or modify |
|
6 * it under the terms of the GNU Lesser General Public License as published by |
|
7 * the Free Software Foundation, version 2.1 of the License. |
|
8 * |
|
9 * This program is distributed in the hope that it will be useful, |
|
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of |
|
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
|
12 * GNU Lesser General Public License for more details. |
|
13 * |
|
14 * You should have received a copy of the GNU Lesser General Public License |
|
15 * along with this program. If not, |
|
16 * see "http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html/". |
|
17 * |
|
18 * Description: IPC Client side implementation |
|
19 * |
|
20 */ |
|
21 |
|
22 #include "xqservicelog.h" |
|
23 |
|
24 #include "xqserviceipc.h" |
|
25 #include "xqserviceipc_p.h" |
|
26 #include "xqserviceipcfactory.h" |
|
27 |
|
28 namespace QtService |
|
29 { |
|
30 |
|
31 /*! |
|
32 \class ServiceFwIPC |
|
33 Public interface class for IPC operations |
|
34 */ |
|
35 |
|
36 /*! |
|
37 Destructor |
|
38 */ |
|
39 ServiceFwIPC::~ServiceFwIPC() |
|
40 { |
|
41 XQSERVICE_DEBUG_PRINT("ServiceFwIPC::~ServiceFwIPC"); |
|
42 delete d; |
|
43 } |
|
44 |
|
45 /*! |
|
46 Constructor |
|
47 @param aBackend IPC backend to use |
|
48 @param aParent Parent to this QObject |
|
49 */ |
|
50 ServiceFwIPC::ServiceFwIPC(QObject* aParent, TServiceIPCBackends aBackend) : |
|
51 QObject(aParent), iAsyncRequestPending(false) |
|
52 { |
|
53 XQSERVICE_DEBUG_PRINT("ServiceFwIPC::ServiceFwIPC"); |
|
54 // Private implementation pattern |
|
55 // |
|
56 d = ServiceFwIPCFactory::createBackend(aBackend); |
|
57 d->q = this; |
|
58 } |
|
59 |
|
60 /*! |
|
61 Connect to the server |
|
62 @param aServerName name of the server to connect to |
|
63 @return true if connected, false if not |
|
64 */ |
|
65 bool ServiceFwIPC::connect(const QString& aServerName) |
|
66 { |
|
67 XQSERVICE_DEBUG_PRINT("ServiceFwIPC::connect"); |
|
68 return d->connect(aServerName); |
|
69 } |
|
70 |
|
71 /*! |
|
72 Disconnect from the server |
|
73 @return void |
|
74 */ |
|
75 void ServiceFwIPC::disconnect() |
|
76 { |
|
77 XQSERVICE_DEBUG_PRINT("ServiceFwIPC::disconnect"); |
|
78 d->disconnect(); |
|
79 } |
|
80 |
|
81 /*! |
|
82 Starts the service |
|
83 @param aServerName name of the server |
|
84 @param aExeName executable of the server |
|
85 @return true if connected |
|
86 */ |
|
87 bool ServiceFwIPC::startServer(const QString& aServerName, |
|
88 const QString& aExeName, |
|
89 quint64& processId, |
|
90 ServiceIPCStartServerOptions options) |
|
91 { |
|
92 XQSERVICE_DEBUG_PRINT("ServiceFwIPC::startServer"); |
|
93 return d->startServer(aServerName, aExeName, processId, options); |
|
94 } |
|
95 |
|
96 /*! |
|
97 Send a request synchronously |
|
98 @param aRequestType name of the request |
|
99 @param aData data to send |
|
100 @return true if sent successful, otherwise false |
|
101 */ |
|
102 bool ServiceFwIPC::sendSync(const QString& aRequestType, |
|
103 const QByteArray& aData) |
|
104 { |
|
105 XQSERVICE_DEBUG_PRINT("ServiceFwIPC::sendSync"); |
|
106 #ifdef _DEBUG |
|
107 Q_ASSERT_X( aRequestType.contains(";") == false, "", "aRequestType cannot contain semicolons!" ); |
|
108 #endif // _DEBUG |
|
109 bool sent = d->sendSync(aRequestType, aData); |
|
110 if (sent) { |
|
111 sent = waitForRead(); |
|
112 } |
|
113 return sent; |
|
114 } |
|
115 |
|
116 |
|
117 /*! |
|
118 Send a request asynchronously |
|
119 @param aRequestType name of the request |
|
120 @param aData data to send |
|
121 @note Errors will be emitted via errors() signal |
|
122 @return void |
|
123 */ |
|
124 void ServiceFwIPC::sendAsync(const QString& aRequestType, |
|
125 const QByteArray& aData) |
|
126 { |
|
127 XQSERVICE_DEBUG_PRINT("ServiceFwIPC::sendAsync"); |
|
128 #ifdef _DEBUG |
|
129 Q_ASSERT_X( aRequestType.contains(";") == false, "", "aRequestType cannot contain semicolons!" ); |
|
130 #endif // _DEBUG |
|
131 d->sendAsync(aRequestType, aData); |
|
132 iAsyncRequestPending = true; |
|
133 } |
|
134 |
|
135 /** |
|
136 * Async read |
|
137 */ |
|
138 void ServiceFwIPC::readAll(QByteArray& aArray) |
|
139 { |
|
140 XQSERVICE_DEBUG_PRINT("ServiceFwIPC::readAll(1)"); |
|
141 d->readAll(aArray); |
|
142 } |
|
143 |
|
144 /** |
|
145 * sync read |
|
146 */ |
|
147 QByteArray ServiceFwIPC::readAll() |
|
148 { |
|
149 XQSERVICE_DEBUG_PRINT("ServiceFwIPC::readAll(2)"); |
|
150 return d->readAll(); |
|
151 } |
|
152 |
|
153 /*! |
|
154 Waits until data is available for reading |
|
155 @return true if data is available for reading |
|
156 */ |
|
157 bool ServiceFwIPC::waitForRead() |
|
158 { |
|
159 XQSERVICE_DEBUG_PRINT("ServiceFwIPC::waitForRead"); |
|
160 return d->waitForRead(); |
|
161 } |
|
162 |
|
163 /*! |
|
164 Check if an async request is already pending |
|
165 @return true if an async request is pending |
|
166 false otherwise |
|
167 */ |
|
168 bool ServiceFwIPC::requestPending() |
|
169 { |
|
170 XQSERVICE_DEBUG_PRINT("ServiceFwIPC::requestPending"); |
|
171 return iAsyncRequestPending; |
|
172 } |
|
173 |
|
174 void ServiceFwIPC::setUserData(const void *data) |
|
175 { |
|
176 XQSERVICE_DEBUG_PRINT("ServiceFwIPC::setUserData: %x", (int)data); |
|
177 d->setUserData(data); |
|
178 } |
|
179 |
|
180 } |
|
181 |
|
182 |
|
183 |
|
184 /*! |
|
185 \fn QtService::ServiceFwIPC::error( int aError ) |
|
186 |
|
187 Signal emitted to handle any errors |
|
188 @param aError error code |
|
189 @note: For local socket implementation, the error can be interpreted |
|
190 as QLocalSocket::LocalSocketError |
|
191 @return void |
|
192 */ |
|
193 |
|
194 /*! |
|
195 \fn QtService::ServiceFwIPC::readyRead() |
|
196 |
|
197 Handle when a reply has been received for async requests\n |
|
198 Emitted when the entire data packet has been received |
|
199 @return void |
|
200 */ |
|
201 // END OF FILE |