diff options
Diffstat (limited to 'osdep/UPNPClient.cpp')
| -rw-r--r-- | osdep/UPNPClient.cpp | 198 |
1 files changed, 0 insertions, 198 deletions
diff --git a/osdep/UPNPClient.cpp b/osdep/UPNPClient.cpp deleted file mode 100644 index b7c7e768..00000000 --- a/osdep/UPNPClient.cpp +++ /dev/null @@ -1,198 +0,0 @@ -/* - * ZeroTier One - Network Virtualization Everywhere - * Copyright (C) 2011-2015 ZeroTier, Inc. - * - * This program is free software: you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation, either version 3 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. - * - * -- - * - * ZeroTier may be used and distributed under the terms of the GPLv3, which - * are available at: http://www.gnu.org/licenses/gpl-3.0.html - * - * If you would like to embed ZeroTier into a commercial application or - * redistribute it in a modified binary form, please contact ZeroTier Networks - * LLC. Start here: http://www.zerotier.com/ - */ - -#ifdef ZT_USE_MINIUPNPC - -// Uncomment to dump debug messages -//#define ZT_UPNP_TRACE 1 - -// Uncomment to build a main() for ad-hoc testing -//#define ZT_UPNP_TEST 1 - -#include <stdio.h> -#include <stdlib.h> -#include <string.h> - -#include "../node/Utils.hpp" -#include "UPNPClient.hpp" - -#ifdef __WINDOWS__ -#ifndef MINIUPNP_STATICLIB -#define MINIUPNP_STATICLIB -#endif -#endif - -#include "../ext/miniupnpc/miniupnpc.h" -#include "../ext/miniupnpc/upnpcommands.h" - -namespace ZeroTier { - -class UPNPClientImpl -{ -public: - UPNPClientImpl(int localUdpPortToMap) : - run(true), - localPort(localUdpPortToMap) - { - } - - void threadMain() - throw() - { - char lanaddr[4096]; - char externalip[4096]; // no range checking? so make these buffers larger than any UDP packet a uPnP server could send us as a precaution :P - char inport[16]; - char outport[16]; - struct UPNPUrls urls; - struct IGDdatas data; - -#ifdef ZT_UPNP_TRACE - fprintf(stderr,"UPNPClient: started for UDP port %d"ZT_EOL_S,localPort); -#endif - - unsigned int tryPortStart = 0; - Utils::getSecureRandom(&tryPortStart,sizeof(tryPortStart)); - tryPortStart = (tryPortStart % (65535 - 1025)) + 1025; - - while (run) { - { - int upnpError = 0; - UPNPDev *devlist = upnpDiscover(2000,(const char *)0,(const char *)0,0,0,0,&upnpError); - if (devlist) { -#ifdef ZT_UPNP_TRACE - { - UPNPDev *dev = devlist; - while (dev) { - fprintf(stderr,"UPNPClient: found device at URL '%s': %s"ZT_EOL_S,dev->descURL,dev->st); - dev = dev->pNext; - } - } -#endif - - memset(lanaddr,0,sizeof(lanaddr)); - memset(externalip,0,sizeof(externalip)); - memset(&urls,0,sizeof(urls)); - memset(&data,0,sizeof(data)); - Utils::snprintf(inport,sizeof(inport),"%d",localPort); - - if ((UPNP_GetValidIGD(devlist,&urls,&data,lanaddr,sizeof(lanaddr)))&&(lanaddr[0])) { -#ifdef ZT_UPNP_TRACE - fprintf(stderr,"UPNPClient: my LAN IP address: %s"ZT_EOL_S,lanaddr); -#endif - if ((UPNP_GetExternalIPAddress(urls.controlURL,data.first.servicetype,externalip) == UPNPCOMMAND_SUCCESS)&&(externalip[0])) { -#ifdef ZT_UPNP_TRACE - fprintf(stderr,"UPNPClient: my external IP address: %s"ZT_EOL_S,externalip); -#endif - - for(int tries=0;tries<64;++tries) { - int tryPort = (int)tryPortStart + tries; - if (tryPort >= 65535) - tryPort = (tryPort - 65535) + 1025; - Utils::snprintf(outport,sizeof(outport),"%u",tryPort); - - int mapResult = 0; - if ((mapResult = UPNP_AddPortMapping(urls.controlURL,data.first.servicetype,outport,inport,lanaddr,"ZeroTier","UDP",(const char *)0,"0")) == UPNPCOMMAND_SUCCESS) { - #ifdef ZT_UPNP_TRACE - fprintf(stderr,"UPNPClient: reserved external port: %s"ZT_EOL_S,outport); - #endif - { - Mutex::Lock sl(surface_l); - surface.clear(); - InetAddress tmp(externalip); - tmp.setPort(tryPort); - surface.push_back(tmp); - } - break; - } else { - #ifdef ZT_UPNP_TRACE - fprintf(stderr,"UPNPClient: UPNP_AddAnyPortMapping(%s) failed: %d"ZT_EOL_S,outport,mapResult); - #endif - Thread::sleep(1000); - } - } - } else { -#ifdef ZT_UPNP_TRACE - fprintf(stderr,"UPNPClient: UPNP_GetExternalIPAddress failed"ZT_EOL_S); -#endif - } - } else { -#ifdef ZT_UPNP_TRACE - fprintf(stderr,"UPNPClient: UPNP_GetValidIGD failed"ZT_EOL_S); -#endif - } - - freeUPNPDevlist(devlist); - } else { -#ifdef ZT_UPNP_TRACE - fprintf(stderr,"UPNPClient: upnpDiscover error code: %d"ZT_EOL_S,upnpError); -#endif - } - } - -#ifdef ZT_UPNP_TRACE - fprintf(stderr,"UPNPClient: rescanning in %d ms"ZT_EOL_S,ZT_UPNP_CLIENT_REFRESH_DELAY); -#endif - Thread::sleep(ZT_UPNP_CLIENT_REFRESH_DELAY); - } - delete this; - } - - volatile bool run; - int localPort; - Mutex surface_l; - std::vector<InetAddress> surface; -}; - -UPNPClient::UPNPClient(int localUdpPortToMap) -{ - _impl = new UPNPClientImpl(localUdpPortToMap); - Thread::start(_impl); -} - -UPNPClient::~UPNPClient() -{ - _impl->run = false; -} - -std::vector<InetAddress> UPNPClient::get() const -{ - Mutex::Lock _l(_impl->surface_l); - return _impl->surface; -} - -} // namespace ZeroTier - -#ifdef ZT_UPNP_TEST -int main(int argc,char **argv) -{ - ZeroTier::UPNPClient *client = new ZeroTier::UPNPClient(12345); - ZeroTier::Thread::sleep(0xffffffff); // wait forever - return 0; -} -#endif - -#endif // ZT_USE_MINIUPNPC |