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qnetworkaccessdebugpipebackend.cpp

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1 /**************************************************************************** -

2 ** -

4 ** Contact: https://www.qt.io/licensing/ -

5 ** -

6 ** This file is part of the QtNetwork module of the Qt Toolkit. -

7 ** -

8 ** $QT_BEGIN_LICENSE:LGPL$ -

9 ** Commercial License Usage -

10 ** Licensees holding valid commercial Qt licenses may use this file in -

11 ** accordance with the commercial license agreement provided with the -

12 ** Software or, alternatively, in accordance with the terms contained in -

13 ** a written agreement between you and The Qt Company. For licensing terms -

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15 ** information use the contact form at https://www.qt.io/contact-us. -

16 ** -

17 ** GNU Lesser General Public License Usage -

18 ** Alternatively, this file may be used under the terms of the GNU Lesser -

19 ** General Public License version 3 as published by the Free Software -

20 ** Foundation and appearing in the file LICENSE.LGPL3 included in the -

21 ** packaging of this file. Please review the following information to -

22 ** ensure the GNU Lesser General Public License version 3 requirements -

23 ** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. -

24 ** -

25 ** GNU General Public License Usage -

26 ** Alternatively, this file may be used under the terms of the GNU -

27 ** General Public License version 2.0 or (at your option) the GNU General -

28 ** Public license version 3 or any later version approved by the KDE Free -

29 ** Qt Foundation. The licenses are as published by the Free Software -

30 ** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 -

31 ** included in the packaging of this file. Please review the following -

32 ** information to ensure the GNU General Public License requirements will -

33 ** be met: https://www.gnu.org/licenses/gpl-2.0.html and -

34 ** https://www.gnu.org/licenses/gpl-3.0.html. -

35 ** -

36 ** $QT_END_LICENSE$ -

37 ** -

38 ****************************************************************************/ -

39 -

40 #include "qnetworkaccessdebugpipebackend_p.h" -

41 #include "QtCore/qdatastream.h" -

42 #include <QCoreApplication> -

43 #include <QStringList> -

44 #include <QUrlQuery> -

45 #include "private/qnoncontiguousbytedevice_p.h" -

46 -

47 QT_BEGIN_NAMESPACE -

48 -

49 #ifdef QT_BUILD_INTERNAL -

50 -

51 enum { -

52 ReadBufferSize = 16384, -

53 WriteBufferSize = ReadBufferSize -

54 }; -

55 -

56 QStringList QNetworkAccessDebugPipeBackendFactory::supportedSchemes() const -

57 { -

return QStringList(QStringLiteral("debugpipe"));

never executed:

return QStringList(([]() -> QString { enum { Size = sizeof(u"" "debugpipe")/2 - 1 }; static const QStaticStringData<Size> qstring_literal = { { { { -1 } }, Size, 0, 0, sizeof(QStringData) }, u"" "debugpipe" }; QStringDataPtr holder = { qstring_literal.data_ptr() }; const QString qstring_literal_temp(holder); return qstring_literal_temp; }()));

never executed: return qstring_literal_temp;

59 } -

60 -

61 QNetworkAccessBackend * -

62 QNetworkAccessDebugPipeBackendFactory::create(QNetworkAccessManager::Operation op, -

63 const QNetworkRequest &request) const -

64 { -

65 // is it an operation we know of? -

66 switch (op) { -

case QNetworkAccessManager::GetOperation:

executed 8 times by 1 test: case QNetworkAccessManager::GetOperation:

Executed by:

tst_QNetworkReply

case QNetworkAccessManager::PutOperation:

executed 46 times by 1 test: case QNetworkAccessManager::PutOperation:

Executed by:

tst_QNetworkReply

break;

executed 54 times by 1 test: break;

Executed by:

tst_QNetworkReply

70 -

default:

never executed: default:

72 // no, we can't handle this operation -

return 0;

never executed: return 0;

74 } -

75 -

76 QUrl url = request.url(); -

if (url.scheme() == QLatin1String("debugpipe"))

url.scheme() =...g("debugpipe")	Description
TRUE	evaluated 7 times by 1 test Evaluated by: tst_QNetworkReply
FALSE	evaluated 47 times by 1 test Evaluated by: tst_QNetworkReply

7-47

return new QNetworkAccessDebugPipeBackend;

executed 7 times by 1 test: return new QNetworkAccessDebugPipeBackend;

Executed by:

tst_QNetworkReply

return 0;

executed 47 times by 1 test: return 0;

Executed by:

tst_QNetworkReply

80 } -

81 -

82 QNetworkAccessDebugPipeBackend::QNetworkAccessDebugPipeBackend() -

83 : bareProtocol(false), hasUploadFinished(false), hasDownloadFinished(false), -

84 hasEverythingFinished(false), bytesDownloaded(0), bytesUploaded(0) -

85 { -

}

executed 7 times by 1 test: end of block

Executed by:

tst_QNetworkReply

87 -

88 QNetworkAccessDebugPipeBackend::~QNetworkAccessDebugPipeBackend() -

89 { -

90 // this is signals disconnect, not network! -

91 socket.disconnect(this); // we're not interested in the signals at this point -

}

executed 7 times by 1 test: end of block

Executed by:

tst_QNetworkReply

93 -

94 void QNetworkAccessDebugPipeBackend::open() -

95 { -

96 socket.connectToHost(url().host(), url().port(12345)); -

97 socket.setReadBufferSize(ReadBufferSize); -

98 -

99 // socket ready read -> we can push from socket to downstream -

100 connect(&socket, SIGNAL(readyRead()), SLOT(socketReadyRead())); -

101 connect(&socket, SIGNAL(error(QAbstractSocket::SocketError)), SLOT(socketError())); -

102 connect(&socket, SIGNAL(disconnected()), SLOT(socketDisconnected())); -

103 connect(&socket, SIGNAL(connected()), SLOT(socketConnected())); -

104 // socket bytes written -> we can push more from upstream to socket -

105 connect(&socket, SIGNAL(bytesWritten(qint64)), SLOT(socketBytesWritten(qint64))); -

106 -

107 bareProtocol = QUrlQuery(url()).queryItemValue(QLatin1String("bare")) == QLatin1String("1"); -

108 -

109

if (operation() == QNetworkAccessManager::PutOperation) {

operation() ==...::PutOperation	Description
TRUE	evaluated 7 times by 1 test Evaluated by: tst_QNetworkReply
FALSE	never evaluated

0-7

110 uploadByteDevice = createUploadByteDevice(); -

111 QObject::connect(uploadByteDevice, SIGNAL(readyRead()), this, SLOT(uploadReadyReadSlot())); -

112 QMetaObject::invokeMethod(this, "uploadReadyReadSlot", Qt::QueuedConnection); -

113

}

executed 7 times by 1 test: end of block

Executed by:

tst_QNetworkReply

114

}

executed 7 times by 1 test: end of block

Executed by:

tst_QNetworkReply

115 -

116 void QNetworkAccessDebugPipeBackend::socketReadyRead() -

117 { -

118 pushFromSocketToDownstream(); -

119

}

never executed: end of block

120 -

121 void QNetworkAccessDebugPipeBackend::downstreamReadyWrite() -

122 { -

123 pushFromSocketToDownstream(); -

124

}

never executed: end of block

125 -

126 void QNetworkAccessDebugPipeBackend::socketBytesWritten(qint64) -

127 { -

128 pushFromUpstreamToSocket(); -

129

}

executed 136 times by 1 test: end of block

Executed by:

tst_QNetworkReply

136

130 -

131 void QNetworkAccessDebugPipeBackend::uploadReadyReadSlot() -

132 { -

133 pushFromUpstreamToSocket(); -

134

}

executed 7 times by 1 test: end of block

Executed by:

tst_QNetworkReply

135 -

136 void QNetworkAccessDebugPipeBackend::pushFromSocketToDownstream() -

137 { -

138 QByteArray buffer; -

139 -

140

if (socket.state() == QAbstractSocket::ConnectingState) {

socket.state()...onnectingState	Description
TRUE	never evaluated
FALSE	evaluated 1 time by 1 test Evaluated by: tst_QNetworkReply

0-1

141

return;

never executed: return;

142 } -

143 -

144 forever { -

145

if (hasDownloadFinished)

hasDownloadFinished	Description
TRUE	never evaluated
FALSE	evaluated 1 time by 1 test Evaluated by: tst_QNetworkReply

0-1

146

return;

never executed: return;

147 -

148 buffer.resize(ReadBufferSize); -

149 qint64 haveRead = socket.read(buffer.data(), ReadBufferSize); -

150 -

151

if (haveRead == -1) {

haveRead == -1	Description
TRUE	evaluated 1 time by 1 test Evaluated by: tst_QNetworkReply
FALSE	never evaluated

0-1

152 hasDownloadFinished = true; -

153 // this ensures a good last downloadProgress is emitted -

154 setHeader(QNetworkRequest::ContentLengthHeader, QVariant()); -

155 possiblyFinish(); -

156

break;

executed 1 time by 1 test: break;

Executed by:

tst_QNetworkReply

157

} else if (haveRead == 0) {

haveRead == 0	Description
TRUE	never evaluated
FALSE	never evaluated

158

break;

never executed: break;

159 } else { -

160 // have read something -

161 buffer.resize(haveRead); -

162 bytesDownloaded += haveRead; -

163 -

164 QByteDataBuffer list; -

165 list.append(buffer); -

166 buffer.clear(); // important because of implicit sharing! -

167 writeDownstreamData(list); -

168

}

never executed: end of block

169 } -

170

}

executed 1 time by 1 test: end of block

Executed by:

tst_QNetworkReply

171 -

172 void QNetworkAccessDebugPipeBackend::pushFromUpstreamToSocket() -

173 { -

174 // FIXME -

175

if (operation() == QNetworkAccessManager::PutOperation) {

operation() ==...::PutOperation	Description
TRUE	evaluated 143 times by 1 test Evaluated by: tst_QNetworkReply
FALSE	never evaluated

0-143

176

if (hasUploadFinished)

hasUploadFinished	Description
TRUE	never evaluated
FALSE	evaluated 143 times by 1 test Evaluated by: tst_QNetworkReply

0-143

177

return;

never executed: return;

178 -

179 forever { -

180

if (socket.bytesToWrite() >= WriteBufferSize)

socket.bytesTo...riteBufferSize	Description
TRUE	evaluated 136 times by 1 test Evaluated by: tst_QNetworkReply
FALSE	evaluated 149 times by 1 test Evaluated by: tst_QNetworkReply

136-149

181

return;

executed 136 times by 1 test: return;

Executed by:

tst_QNetworkReply

136

182 -

183 qint64 haveRead; -

184 const char *readPointer = uploadByteDevice->readPointer(WriteBufferSize, haveRead); -

185

if (haveRead == -1) {

haveRead == -1	Description
TRUE	evaluated 7 times by 1 test Evaluated by: tst_QNetworkReply
FALSE	evaluated 142 times by 1 test Evaluated by: tst_QNetworkReply

7-142

186 // EOF -

187 hasUploadFinished = true; -

188 emitReplyUploadProgress(bytesUploaded, bytesUploaded); -

189 possiblyFinish(); -

190

break;

executed 7 times by 1 test: break;

Executed by:

tst_QNetworkReply

191

} else if (haveRead == 0 || readPointer == 0) {

haveRead == 0	Description
TRUE	never evaluated
FALSE	evaluated 142 times by 1 test Evaluated by: tst_QNetworkReply

readPointer == 0	Description
TRUE	never evaluated
FALSE	evaluated 142 times by 1 test Evaluated by: tst_QNetworkReply

0-142

192 // nothing to read right now, we will be called again later -

193

break;

never executed: break;

194 } else { -

195 qint64 haveWritten; -

196 haveWritten = socket.write(readPointer, haveRead); -

197 -

198

if (haveWritten < 0) {

haveWritten < 0	Description
TRUE	never evaluated
FALSE	evaluated 142 times by 1 test Evaluated by: tst_QNetworkReply

0-142

199 // write error! -

200 QString msg = QCoreApplication::translate("QNetworkAccessDebugPipeBackend", "Write error writing to %1: %2") -

201 .arg(url().toString(), socket.errorString()); -

202 error(QNetworkReply::ProtocolFailure, msg); -

203 finished(); -

204

return;

never executed: return;

205 } else { -

206 uploadByteDevice->advanceReadPointer(haveWritten); -

207 bytesUploaded += haveWritten; -

208 emitReplyUploadProgress(bytesUploaded, -1); -

209

}

executed 142 times by 1 test: end of block

Executed by:

tst_QNetworkReply

142

210 -

211 //QCoreApplication::processEvents(); -

212 -

213 } -

214 } -

215

}

executed 7 times by 1 test: end of block

Executed by:

tst_QNetworkReply

216

}

executed 7 times by 1 test: end of block

Executed by:

tst_QNetworkReply

217 -

218 void QNetworkAccessDebugPipeBackend::possiblyFinish() -

219 { -

220

if (hasEverythingFinished)

hasEverythingFinished	Description
TRUE	evaluated 1 time by 1 test Evaluated by: tst_QNetworkReply
FALSE	evaluated 7 times by 1 test Evaluated by: tst_QNetworkReply

1-7

221

return;

executed 1 time by 1 test: return;

Executed by:

tst_QNetworkReply

222 hasEverythingFinished = true; -

223 -

224

if ((operation() == QNetworkAccessManager::GetOperation) && hasDownloadFinished) {

(operation() =...:GetOperation)	Description
TRUE	never evaluated
FALSE	evaluated 7 times by 1 test Evaluated by: tst_QNetworkReply

hasDownloadFinished	Description
TRUE	never evaluated
FALSE	never evaluated

0-7

225 socket.close(); -

226 finished(); -

227

} else if ((operation() == QNetworkAccessManager::PutOperation) && hasUploadFinished) {

never executed: end of block

(operation() =...:PutOperation)	Description
TRUE	evaluated 7 times by 1 test Evaluated by: tst_QNetworkReply
FALSE	never evaluated

hasUploadFinished	Description
TRUE	evaluated 7 times by 1 test Evaluated by: tst_QNetworkReply
FALSE	never evaluated

0-7

228 socket.close(); -

229 finished(); -

230

}

executed 7 times by 1 test: end of block

Executed by:

tst_QNetworkReply

231 -

232 -

233

}

executed 7 times by 1 test: end of block

Executed by:

tst_QNetworkReply

234 -

235 void QNetworkAccessDebugPipeBackend::closeDownstreamChannel() -

236 { -

237 qWarning("QNetworkAccessDebugPipeBackend::closeDownstreamChannel() %d",operation());; -

238 //if (operation() == QNetworkAccessManager::GetOperation) -

239 // socket.disconnectFromHost(); -

240

}

never executed: end of block

241 -

242 -

243 void QNetworkAccessDebugPipeBackend::socketError() -

244 { -

245 qWarning("QNetworkAccessDebugPipeBackend::socketError() %d",socket.error()); -

246 QNetworkReply::NetworkError code; -

247 switch (socket.error()) { -

248

case QAbstractSocket::RemoteHostClosedError:

never executed: case QAbstractSocket::RemoteHostClosedError:

249

return; // socketDisconnected will be called

never executed: return;

250 -

251

case QAbstractSocket::NetworkError:

never executed: case QAbstractSocket::NetworkError:

252 code = QNetworkReply::UnknownNetworkError; -

253

break;

never executed: break;

254 -

255

default:

never executed: default:

256 code = QNetworkReply::ProtocolFailure; -

257

break;

never executed: break;

258 } -

259 -

260 error(code, QNetworkAccessDebugPipeBackend::tr("Socket error on %1: %2") -

261 .arg(url().toString(), socket.errorString())); -

262 finished(); -

263 disconnect(&socket, SIGNAL(disconnected()), this, SLOT(socketDisconnected())); -

264 -

265

}

never executed: end of block

266 -

267 void QNetworkAccessDebugPipeBackend::socketDisconnected() -

268 { -

269 pushFromSocketToDownstream(); -

270 -

271

if (socket.bytesToWrite() == 0) {

socket.bytesToWrite() == 0	Description
TRUE	evaluated 1 time by 1 test Evaluated by: tst_QNetworkReply
FALSE	never evaluated

0-1

272 // normal close -

273

} else {

executed 1 time by 1 test: end of block

Executed by:

tst_QNetworkReply

274 // abnormal close -

275 QString msg = QNetworkAccessDebugPipeBackend::tr("Remote host closed the connection prematurely on %1") -

276 .arg(url().toString()); -

277 error(QNetworkReply::RemoteHostClosedError, msg); -

278 finished(); -

279

}

never executed: end of block

280 } -

281 -

282 void QNetworkAccessDebugPipeBackend::socketConnected() -

283 { -

284 } -

285 -

286 -

287 #endif -

288 -

289 QT_END_NAMESPACE -

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