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Diffstat (limited to 'Swiften/Network/NATPMPNATTraversalForwardPortRequest.cpp')
-rw-r--r--Swiften/Network/NATPMPNATTraversalForwardPortRequest.cpp62
1 files changed, 62 insertions, 0 deletions
diff --git a/Swiften/Network/NATPMPNATTraversalForwardPortRequest.cpp b/Swiften/Network/NATPMPNATTraversalForwardPortRequest.cpp
new file mode 100644
index 0000000..69b325c
--- /dev/null
+++ b/Swiften/Network/NATPMPNATTraversalForwardPortRequest.cpp
@@ -0,0 +1,62 @@
+/*
+ * Copyright (c) 2011 Tobias Markmann
+ * Licensed under the simplified BSD license.
+ * See Documentation/Licenses/BSD-simplified.txt for more information.
+ */
+
+#include "NATPMPNATTraversalForwardPortRequest.h"
+
+#include <natpmp.h>
+
+#include <Swiften/Base/Log.h>
+
+namespace Swift {
+
+NATPMPNATTraversalForwardPortRequest::NATPMPNATTraversalForwardPortRequest(PlatformNATTraversalForwardPortRequest::PortMapping mapping, PlatformNATTraversalWorker* worker) : PlatformNATTraversalForwardPortRequest(worker), mapping(mapping) {
+
+}
+
+NATPMPNATTraversalForwardPortRequest::~NATPMPNATTraversalForwardPortRequest() {
+
+}
+
+void NATPMPNATTraversalForwardPortRequest::runBlocking() {
+ boost::optional<PortMapping> result;
+
+ natpmp_t natpmp;
+ natpmpresp_t response;
+ initnatpmp(&natpmp, 0, 0);
+
+ do {
+ if (sendnewportmappingrequest(&natpmp, mapping.protocol == PortMapping::TCP ? NATPMP_PROTOCOL_TCP : NATPMP_PROTOCOL_UDP, mapping.leaseInSeconds, mapping.publicPort, mapping.localPort) != 2) {
+ SWIFT_LOG(debug) << "Failed to send NAT-PMP port forwarding request!" << std::endl;
+ break;
+ }
+ int r = 0;
+
+ do {
+ fd_set fds;
+ struct timeval timeout;
+ FD_ZERO(&fds);
+ FD_SET(natpmp.s, &fds);
+ getnatpmprequesttimeout(&natpmp, &timeout);
+ select(FD_SETSIZE, &fds, NULL, NULL, &timeout);
+ r = readnatpmpresponseorretry(&natpmp, &response);
+ } while(r == NATPMP_TRYAGAIN);
+
+ if (r == 0) {
+ if (response.pnu.newportmapping.privateport == mapping.localPort &&
+ response.pnu.newportmapping.mappedpublicport == mapping.publicPort) {
+ mapping.leaseInSeconds = response.pnu.newportmapping.lifetime;
+ result = boost::optional<PortMapping>(mapping);
+ }
+ } else {
+ SWIFT_LOG(debug) << "Inavlid NAT-PMP response." << std::endl;
+ }
+ } while(false);
+ closenatpmp(&natpmp);
+
+ onResult(result);
+}
+
+}