diff options
| -rw-r--r-- | src/network/access/qftp.cpp | 21 |
1 files changed, 16 insertions, 5 deletions
diff --git a/src/network/access/qftp.cpp b/src/network/access/qftp.cpp index c7ad810084..a50415715c 100644 --- a/src/network/access/qftp.cpp +++ b/src/network/access/qftp.cpp @@ -665,7 +665,7 @@ void QFtpDTP::socketReadyRead() return; } - if (pi->abortState == QFtpPI::AbortStarted) { + if (pi->abortState != QFtpPI::None) { // discard data socket->readAll(); return; @@ -865,14 +865,25 @@ void QFtpPI::abort() // ABOR already sent return; - abortState = AbortStarted; + if (currentCmd.isEmpty()) + return; //no command in progress + + if (currentCmd.startsWith(QLatin1String("STOR "))) { + abortState = AbortStarted; #if defined(QFTPPI_DEBUG) - qDebug("QFtpPI send: ABOR"); + qDebug("QFtpPI send: ABOR"); #endif - commandSocket.write("ABOR\r\n", 6); + commandSocket.write("ABOR\r\n", 6); - if (currentCmd.startsWith(QLatin1String("STOR "))) dtp.abortConnection(); + } else { + //Deviation from RFC 959: + //Most FTP servers do not support ABOR, or require the telnet + //IP & synch sequence (TCP urgent data) which is not supported by QTcpSocket. + //Following what most FTP clients do, just reset the data connection and wait for 426 + abortState = WaitForAbortToFinish; + dtp.abortConnection(); + } } void QFtpPI::hostFound() |