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authorMatthias Schiffer <matthias@gamezock.de>2008-06-27 19:54:43 +0200
committerMatthias Schiffer <matthias@gamezock.de>2008-06-27 19:54:43 +0200
commitc0bd49f419b0850085d651a4ceeca45cf9d09832 (patch)
treeec845a5805a6fb82ad7f6d9ed13a106b3109cdc8 /src
parentd1306a1710cda4acb9a0138347cdb43943271b9c (diff)
downloadmad-c0bd49f419b0850085d651a4ceeca45cf9d09832.tar
mad-c0bd49f419b0850085d651a4ceeca45cf9d09832.zip
Behandle GnuTLS-Bye korrekt
Diffstat (limited to 'src')
-rw-r--r--src/Net/Connection.cpp49
-rw-r--r--src/Net/Connection.h32
2 files changed, 58 insertions, 23 deletions
diff --git a/src/Net/Connection.cpp b/src/Net/Connection.cpp
index d069fc9..8af02c6 100644
--- a/src/Net/Connection.cpp
+++ b/src/Net/Connection.cpp
@@ -37,7 +37,7 @@ void Connection::doHandshake() {
return;
// TODO: Error
- disconnect();
+ doDisconnect();
return;
}
@@ -45,6 +45,25 @@ void Connection::doHandshake() {
connectionHeader();
}
+void Connection::doBye() {
+ if(state != BYE)
+ return;
+
+ int ret = gnutls_bye(session, GNUTLS_SHUT_WR);
+ if(ret < 0) {
+ if(ret == GNUTLS_E_INTERRUPTED || ret == GNUTLS_E_AGAIN)
+ return;
+
+ // TODO: Error
+ doDisconnect();
+ return;
+ }
+
+ std::cout << "Bye!" << std::endl;
+
+ doDisconnect();
+}
+
void Connection::packetHeaderReceiveHandler(const void *data, unsigned long length) {
if(state != PACKET_HEADER)
return;
@@ -168,12 +187,36 @@ bool Connection::rawSend(const unsigned char *data, unsigned long length) {
return true;
}
+void Connection::sendReceive(short events) {
+ if(events & POLLHUP || events & POLLERR) {
+ doDisconnect();
+ return;
+ }
+
+ if(state == HANDSHAKE) {
+ doHandshake();
+ return;
+ }
+
+ if(state == BYE) {
+ doBye();
+ return;
+ }
+
+ if(events & POLLIN)
+ doReceive();
+
+ if(events & POLLOUT)
+ doSend();
+
+ if(state == DISCONNECT && sendQueueEmpty())
+ bye();
+}
+
void Connection::doDisconnect() {
if(!isConnected())
return;
- gnutls_bye(session, GNUTLS_SHUT_WR);
-
shutdown(sock, SHUT_RDWR);
close(sock);
diff --git a/src/Net/Connection.h b/src/Net/Connection.h
index a3670b0..01926e1 100644
--- a/src/Net/Connection.h
+++ b/src/Net/Connection.h
@@ -62,12 +62,23 @@ class Connection {
void doReceive();
void doSend();
+ void doBye();
+
void doDisconnect();
bool receiveComplete() const {
return (transR.length == transR.transmitted);
}
+ void bye() {
+ if(state != DISCONNECT)
+ return;
+
+ state = BYE;
+
+ doBye();
+ }
+
// Prevent shallow copy
Connection(const Connection &o);
Connection& operator=(const Connection &o);
@@ -162,26 +173,7 @@ class Connection {
return rawSend(reinterpret_cast<const unsigned char*>(packet.getRawData()), packet.getRawDataLength());
}
- void sendReceive(short events = POLLIN|POLLOUT) {
- if(events & POLLHUP || events & POLLERR) {
- doDisconnect();
- return;
- }
-
- if(state == HANDSHAKE) {
- doHandshake();
- return;
- }
-
- if(events & POLLIN)
- doReceive();
-
- if(events & POLLOUT)
- doSend();
-
- if(state == DISCONNECT && sendQueueEmpty())
- doDisconnect();
- }
+ void sendReceive(short events = POLLIN|POLLOUT);
bool sendQueueEmpty() const {return transS.empty();}