2017-04-17 20:57:07 +02:00
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//
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2017-05-04 23:44:23 +02:00
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// libtgvoip is free and unencumbered public domain software.
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// For more information, see http://unlicense.org or the UNLICENSE file
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// you should have received with this source code distribution.
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2017-04-17 20:57:07 +02:00
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//
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#include "NetworkSocketWinsock.h"
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#include <winsock2.h>
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#include <ws2tcpip.h>
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2017-05-11 05:21:04 +02:00
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#if WINAPI_FAMILY==WINAPI_FAMILY_PHONE_APP
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#else
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2017-04-17 20:57:07 +02:00
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#include <IPHlpApi.h>
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2017-05-11 05:21:04 +02:00
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#endif
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2017-04-17 20:57:07 +02:00
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#include <assert.h>
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#include "../../logging.h"
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#include "../../VoIPController.h"
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using namespace tgvoip;
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2017-05-04 23:44:23 +02:00
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NetworkSocketWinsock::NetworkSocketWinsock() : lastRecvdV4(0), lastRecvdV6("::0"){
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2017-04-17 20:57:07 +02:00
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needUpdateNat64Prefix=true;
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nat64Present=false;
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switchToV6at=0;
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isV4Available=false;
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2017-06-06 03:44:16 +02:00
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closing=false;
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2017-04-17 20:57:07 +02:00
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2017-05-04 23:44:23 +02:00
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#ifdef TGVOIP_WINXP_COMPAT
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2017-04-17 20:57:07 +02:00
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DWORD version=GetVersion();
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isAtLeastVista=LOBYTE(LOWORD(version))>=6; // Vista is 6.0, XP is 5.1 and 5.2
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2017-05-04 23:44:23 +02:00
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#else
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isAtLeastVista=true;
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#endif
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2017-04-17 20:57:07 +02:00
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WSADATA wsaData;
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WSAStartup(MAKEWORD(2, 2), &wsaData);
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LOGD("Initialized winsock, version %d.%d", wsaData.wHighVersion, wsaData.wVersion);
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}
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NetworkSocketWinsock::~NetworkSocketWinsock(){
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}
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void NetworkSocketWinsock::SetMaxPriority(){
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}
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void NetworkSocketWinsock::Send(NetworkPacket *packet){
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2017-06-06 03:44:16 +02:00
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if(packet->protocol==PROTO_TCP){
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//LOGV("Sending TCP packet to %s:%u", packet->address->ToString().c_str(), packet->port);
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IPv4Address* v4addr=dynamic_cast<IPv4Address*>(packet->address);
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if(v4addr){
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TCPSocket* _socket=NULL;
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for(std::vector<TCPSocket>::iterator itr=tcpSockets.begin();itr!=tcpSockets.end();++itr){
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if(itr->address==*v4addr && itr->port==packet->port){
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_socket=&*itr;
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break;
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}
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}
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if(!_socket){
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TCPSocket s;
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s.fd=socket(PF_INET, SOCK_STREAM, IPPROTO_TCP);
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s.port=packet->port;
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s.address=IPv4Address(*v4addr);
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int opt=1;
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setsockopt(s.fd, IPPROTO_TCP, TCP_NODELAY, (const char*)&opt, sizeof(opt));
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timeval timeout;
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timeout.tv_sec=1;
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timeout.tv_usec=0;
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setsockopt(s.fd, SOL_SOCKET, SO_SNDTIMEO, (const char*)&timeout, sizeof(timeout));
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timeout.tv_sec=60;
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setsockopt(s.fd, SOL_SOCKET, SO_RCVTIMEO, (const char*)&timeout, sizeof(timeout));
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sockaddr_in addr;
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addr.sin_family=AF_INET;
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addr.sin_addr.s_addr=s.address.GetAddress();
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addr.sin_port=htons(s.port);
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int res=connect(s.fd, (const sockaddr*) &addr, sizeof(addr));
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if(res!=0){
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LOGW("error connecting TCP socket to %s:%u: %d / %s; %d / %s", s.address.ToString().c_str(), s.port, res, strerror(res), errno, strerror(errno));
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closesocket(s.fd);
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return;
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}
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unsigned char buf[64];
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GenerateTCPO2States(buf, &s.recvState, &s.sendState);
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send(s.fd, (const char*)buf, sizeof(buf), 0);
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tcpSockets.push_back(s);
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_socket=&tcpSockets[tcpSockets.size()-1];
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}
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if(_socket){
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//LOGV("sending to %s:%u, fd=%d, size=%d (%d)", _socket->address.ToString().c_str(), _socket->port, _socket->fd, packet->length, packet->length%4);
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BufferOutputStream os(packet->length+4);
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size_t len=packet->length/4;
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if(len<0x7F){
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os.WriteByte((unsigned char)len);
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}else{
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os.WriteByte(0x7F);
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os.WriteByte((unsigned char)(len & 0xFF));
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os.WriteByte((unsigned char)((len >> 8) & 0xFF));
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os.WriteByte((unsigned char)((len >> 16) & 0xFF));
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}
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os.WriteBytes(packet->data, packet->length);
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EncryptForTCPO2(os.GetBuffer(), os.GetLength(), &_socket->sendState);
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int res=send(_socket->fd, (const char*)os.GetBuffer(), os.GetLength(), 0);
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if(res<0){
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LOGW("error sending to TCP: %d / %s; %d / %s", res, strerror(res), errno, strerror(errno));
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}
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}
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}else{
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LOGW("TCP over IPv6 isn't supported yet");
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}
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return;
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}
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2017-04-17 20:57:07 +02:00
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sockaddr_in6 addr;
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IPv4Address* v4addr=dynamic_cast<IPv4Address*>(packet->address);
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if(v4addr){
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if(!isAtLeastVista){
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sockaddr_in _addr;
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_addr.sin_family=AF_INET;
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_addr.sin_addr.s_addr=v4addr->GetAddress();
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_addr.sin_port=htons(packet->port);
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int res=sendto(fd, (char*)packet->data, packet->length, 0, (sockaddr*)&_addr, sizeof(_addr));
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if(res==SOCKET_ERROR){
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int error=WSAGetLastError();
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LOGE("error sending: %d", error);
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}
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return;
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}
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if(needUpdateNat64Prefix && !isV4Available && VoIPController::GetCurrentTime()>switchToV6at && switchToV6at!=0){
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LOGV("Updating NAT64 prefix");
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nat64Present=false;
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addrinfo* addr0;
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int res=getaddrinfo("ipv4only.arpa", NULL, NULL, &addr0);
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if(res!=0){
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LOGW("Error updating NAT64 prefix: %d / %s", res, gai_strerror(res));
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}else{
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addrinfo* addrPtr;
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unsigned char* addr170=NULL;
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unsigned char* addr171=NULL;
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for(addrPtr=addr0;addrPtr;addrPtr=addrPtr->ai_next){
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if(addrPtr->ai_family==AF_INET6){
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sockaddr_in6* translatedAddr=(sockaddr_in6*)addrPtr->ai_addr;
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uint32_t v4part=*((uint32_t*)&translatedAddr->sin6_addr.s6_addr[12]);
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if(v4part==0xAA0000C0 && !addr170){
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addr170=translatedAddr->sin6_addr.s6_addr;
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}
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if(v4part==0xAB0000C0 && !addr171){
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addr171=translatedAddr->sin6_addr.s6_addr;
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}
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char buf[INET6_ADDRSTRLEN];
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//LOGV("Got translated address: %s", inet_ntop(AF_INET6, &translatedAddr->sin6_addr, buf, sizeof(buf)));
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}
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}
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if(addr170 && addr171 && memcmp(addr170, addr171, 12)==0){
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nat64Present=true;
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memcpy(nat64Prefix, addr170, 12);
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char buf[INET6_ADDRSTRLEN];
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//LOGV("Found nat64 prefix from %s", inet_ntop(AF_INET6, addr170, buf, sizeof(buf)));
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}else{
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LOGV("Didn't find nat64");
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}
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freeaddrinfo(addr0);
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}
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needUpdateNat64Prefix=false;
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}
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memset(&addr, 0, sizeof(sockaddr_in6));
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addr.sin6_family=AF_INET6;
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*((uint32_t*)&addr.sin6_addr.s6_addr[12])=v4addr->GetAddress();
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if(nat64Present)
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memcpy(addr.sin6_addr.s6_addr, nat64Prefix, 12);
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else
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addr.sin6_addr.s6_addr[11]=addr.sin6_addr.s6_addr[10]=0xFF;
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}else{
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IPv6Address* v6addr=dynamic_cast<IPv6Address*>(packet->address);
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assert(v6addr!=NULL);
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if(!isAtLeastVista){
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return;
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}
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}
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addr.sin6_port=htons(packet->port);
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//WSABUF wsaBuf;
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//wsaBuf.buf=(char*) packet->data;
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//wsaBuf.len=packet->length;
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//int res=WSASendTo(fd, &wsaBuf, 1, NULL, 0, (const sockaddr*)&addr, sizeof(addr), NULL, NULL);
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int res=sendto(fd, (char*)packet->data, packet->length, 0, (sockaddr*)&addr, sizeof(addr));
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if(res==SOCKET_ERROR){
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int error=WSAGetLastError();
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LOGE("error sending: %d", error);
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if(error==WSAENETUNREACH && !isV4Available && VoIPController::GetCurrentTime()<switchToV6at){
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switchToV6at=VoIPController::GetCurrentTime();
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LOGI("Network unreachable, trying NAT64");
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}
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}
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}
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void NetworkSocketWinsock::Receive(NetworkPacket *packet){
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2017-06-06 03:44:16 +02:00
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fd_set readSet;
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fd_set errSet;
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timeval timeout={0, 500000};
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while(true){
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do{
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FD_ZERO(&readSet);
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FD_ZERO(&errSet);
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FD_SET(fd, &readSet);
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FD_SET(fd, &errSet);
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for(std::vector<TCPSocket>::iterator itr=tcpSockets.begin(); itr!=tcpSockets.end(); ++itr){
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FD_SET(itr->fd, &readSet);
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FD_SET(itr->fd, &errSet);
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}
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}while(select(0, &readSet, NULL, &errSet, &timeout)==0);
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if(closing){
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packet->length=0;
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return;
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2017-04-17 20:57:07 +02:00
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}
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2017-06-06 03:44:16 +02:00
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if(FD_ISSET(fd, &readSet) || FD_ISSET(fd, &errSet)){
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sockaddr_in6 srcAddr;
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sockaddr_in srcAddr4;
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sockaddr* addr;
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int addrLen;
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if(isAtLeastVista){
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addr=(sockaddr*)&srcAddr;
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addrLen=sizeof(srcAddr);
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}else{
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addr=(sockaddr*)&srcAddr4;
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addrLen=sizeof(srcAddr4);
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}
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//DWORD len;
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//WSABUF buf;
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//buf.buf=(char*) packet->data;
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//buf.len=packet->length;
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//int res=WSARecvFrom(fd, &buf, 1, &len, 0, (sockaddr*) &srcAddr, &addrLen, NULL, NULL);
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int res=recvfrom(fd, (char*)packet->data, packet->length, 0, addr, &addrLen);
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if(res!=SOCKET_ERROR)
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packet->length=(size_t) res;
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else{
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packet->length=0;
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int error=WSAGetLastError();
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LOGE("error receiving: %d", error);
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return;
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}
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//LOGV("Received %d bytes from %s:%d at %.5lf", len, inet_ntoa(srcAddr.sin_addr), ntohs(srcAddr.sin_port), GetCurrentTime());
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if(addr->sa_family==AF_INET){
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packet->port=ntohs(srcAddr4.sin_port);
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lastRecvdV4=IPv4Address(srcAddr4.sin_addr.s_addr);
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packet->address=&lastRecvdV4;
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}else{
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packet->port=ntohs(srcAddr.sin6_port);
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if(!isV4Available && IN6_IS_ADDR_V4MAPPED(&srcAddr.sin6_addr)){
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isV4Available=true;
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LOGI("Detected IPv4 connectivity, will not try IPv6");
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}
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if(IN6_IS_ADDR_V4MAPPED(&srcAddr.sin6_addr) || (nat64Present && memcmp(nat64Prefix, srcAddr.sin6_addr.s6_addr, 12)==0)){
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in_addr v4addr=*((in_addr *)&srcAddr.sin6_addr.s6_addr[12]);
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lastRecvdV4=IPv4Address(v4addr.s_addr);
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packet->address=&lastRecvdV4;
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}else{
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lastRecvdV6=IPv6Address(srcAddr.sin6_addr.s6_addr);
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packet->address=&lastRecvdV6;
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}
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}
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return;
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}
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for(std::vector<TCPSocket>::iterator itr=tcpSockets.begin(); itr!=tcpSockets.end();){
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if(FD_ISSET(itr->fd, &readSet)){
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unsigned char len1;
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size_t packetLen=0;
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size_t offset=0;
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int len=recv(itr->fd, (char*)&len1, 1, 0);
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if(len<=0)
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goto failed;
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EncryptForTCPO2(&len1, 1, &itr->recvState);
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if(len1<0x7F){
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packetLen=(size_t)len1*4;
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}else{
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unsigned char len2[3];
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len=recv(itr->fd, (char*)len2, 3, 0);
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if(len<=0)
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goto failed;
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EncryptForTCPO2(len2, 3, &itr->recvState);
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packetLen=((size_t)len2[0] | ((size_t)len2[1] << 8) | ((size_t)len2[2] << 16))*4;
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}
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if(packetLen>packet->length){
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LOGW("packet too big to fit into buffer");
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packet->length=0;
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return;
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}
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while(offset<packetLen){
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len=recv(itr->fd, (char*)packet->data+offset, packetLen-offset, 0);
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if(len<=0)
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goto failed;
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offset+=len;
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}
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EncryptForTCPO2(packet->data, packetLen, &itr->recvState);
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packet->address=&itr->address;
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packet->length=packetLen;
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packet->port=itr->port;
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packet->protocol=PROTO_TCP;
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return;
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failed:
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packet->length=0;
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closesocket(itr->fd);
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itr=tcpSockets.erase(itr);
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continue;
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}
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if(FD_ISSET(itr->fd, &errSet)){
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closesocket(itr->fd);
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itr=tcpSockets.erase(itr);
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continue;
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}
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++itr;
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2017-04-17 20:57:07 +02:00
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}
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}
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|
|
|
}
|
|
|
|
|
|
|
|
void NetworkSocketWinsock::Open(){
|
|
|
|
fd=socket(isAtLeastVista ? AF_INET6 : AF_INET, SOCK_DGRAM, IPPROTO_UDP);
|
|
|
|
if(fd==INVALID_SOCKET){
|
|
|
|
int error=WSAGetLastError();
|
|
|
|
LOGE("error creating socket: %d", error);
|
|
|
|
failed=true;
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
|
|
|
|
int res;
|
|
|
|
if(isAtLeastVista){
|
|
|
|
DWORD flag=0;
|
|
|
|
res=setsockopt(fd, IPPROTO_IPV6, IPV6_V6ONLY, (const char*)&flag, sizeof(flag));
|
|
|
|
if(res==SOCKET_ERROR){
|
|
|
|
LOGE("error enabling dual stack socket: %d", WSAGetLastError());
|
|
|
|
failed=true;
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
SetMaxPriority();
|
|
|
|
|
|
|
|
int tries=0;
|
|
|
|
sockaddr* addr;
|
|
|
|
sockaddr_in addr4;
|
|
|
|
sockaddr_in6 addr6;
|
|
|
|
int addrLen;
|
|
|
|
if(isAtLeastVista){
|
|
|
|
//addr.sin6_addr.s_addr=0;
|
|
|
|
memset(&addr6, 0, sizeof(sockaddr_in6));
|
|
|
|
//addr.sin6_len=sizeof(sa_family_t);
|
|
|
|
addr6.sin6_family=AF_INET6;
|
|
|
|
addr=(sockaddr*)&addr6;
|
|
|
|
addrLen=sizeof(addr6);
|
|
|
|
}else{
|
|
|
|
sockaddr_in addr4;
|
|
|
|
addr4.sin_addr.s_addr=0;
|
|
|
|
addr4.sin_family=AF_INET;
|
|
|
|
addr=(sockaddr*)&addr4;
|
|
|
|
addrLen=sizeof(addr4);
|
|
|
|
}
|
|
|
|
for(tries=0;tries<10;tries++){
|
|
|
|
uint16_t port=htons(GenerateLocalPort());
|
|
|
|
if(isAtLeastVista)
|
|
|
|
((sockaddr_in6*)addr)->sin6_port=port;
|
|
|
|
else
|
|
|
|
((sockaddr_in*)addr)->sin_port=port;
|
|
|
|
res=::bind(fd, addr, addrLen);
|
|
|
|
LOGV("trying bind to port %u", ntohs(port));
|
|
|
|
if(res<0){
|
|
|
|
LOGE("error binding to port %u: %d / %s", ntohs(port), errno, strerror(errno));
|
|
|
|
}else{
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
if(tries==10){
|
|
|
|
if(isAtLeastVista)
|
|
|
|
((sockaddr_in6*)addr)->sin6_port=0;
|
|
|
|
else
|
|
|
|
((sockaddr_in*)addr)->sin_port=0;
|
|
|
|
res=::bind(fd, addr, addrLen);
|
|
|
|
if(res<0){
|
|
|
|
LOGE("error binding to port %u: %d / %s", 0, errno, strerror(errno));
|
|
|
|
//SetState(STATE_FAILED);
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
getsockname(fd, addr, (socklen_t*) &addrLen);
|
|
|
|
uint16_t localUdpPort;
|
|
|
|
if(isAtLeastVista)
|
|
|
|
localUdpPort=ntohs(((sockaddr_in6*)addr)->sin6_port);
|
|
|
|
else
|
|
|
|
localUdpPort=ntohs(((sockaddr_in*)addr)->sin_port);
|
|
|
|
LOGD("Bound to local UDP port %u", ntohs(localUdpPort));
|
|
|
|
|
|
|
|
needUpdateNat64Prefix=true;
|
|
|
|
isV4Available=false;
|
|
|
|
switchToV6at=VoIPController::GetCurrentTime()+ipv6Timeout;
|
|
|
|
}
|
|
|
|
|
|
|
|
void NetworkSocketWinsock::Close(){
|
2017-06-06 03:44:16 +02:00
|
|
|
closing=true;
|
2017-04-17 20:57:07 +02:00
|
|
|
closesocket(fd);
|
2017-06-06 03:44:16 +02:00
|
|
|
for(std::vector<TCPSocket>::iterator itr=tcpSockets.begin(); itr!=tcpSockets.end();++itr){
|
|
|
|
//shutdown(itr->fd, SHUT_RDWR);
|
|
|
|
closesocket(itr->fd);
|
|
|
|
}
|
2017-04-17 20:57:07 +02:00
|
|
|
}
|
|
|
|
|
|
|
|
void NetworkSocketWinsock::OnActiveInterfaceChanged(){
|
|
|
|
needUpdateNat64Prefix=true;
|
|
|
|
isV4Available=false;
|
|
|
|
switchToV6at=VoIPController::GetCurrentTime()+ipv6Timeout;
|
|
|
|
}
|
|
|
|
|
|
|
|
std::string NetworkSocketWinsock::GetLocalInterfaceInfo(IPv4Address *v4addr, IPv6Address *v6addr){
|
2017-05-11 05:21:04 +02:00
|
|
|
#if WINAPI_FAMILY==WINAPI_FAMILY_PHONE_APP
|
|
|
|
Windows::Networking::Connectivity::ConnectionProfile^ profile=Windows::Networking::Connectivity::NetworkInformation::GetInternetConnectionProfile();
|
|
|
|
if(profile){
|
|
|
|
Windows::Foundation::Collections::IVectorView<Windows::Networking::HostName^>^ hostnames=Windows::Networking::Connectivity::NetworkInformation::GetHostNames();
|
|
|
|
for(unsigned int i=0;i<hostnames->Size;i++){
|
|
|
|
Windows::Networking::HostName^ n = hostnames->GetAt(i);
|
|
|
|
if(n->Type!=Windows::Networking::HostNameType::Ipv4 && n->Type!=Windows::Networking::HostNameType::Ipv6)
|
|
|
|
continue;
|
|
|
|
if(n->IPInformation->NetworkAdapter->Equals(profile->NetworkAdapter)){
|
|
|
|
if(v4addr && n->Type==Windows::Networking::HostNameType::Ipv4){
|
|
|
|
char buf[INET_ADDRSTRLEN];
|
|
|
|
WideCharToMultiByte(CP_UTF8, 0, n->RawName->Data(), -1, buf, sizeof(buf), NULL, NULL);
|
|
|
|
*v4addr=IPv4Address(buf);
|
|
|
|
}else if(v6addr && n->Type==Windows::Networking::HostNameType::Ipv6){
|
|
|
|
char buf[INET6_ADDRSTRLEN];
|
|
|
|
WideCharToMultiByte(CP_UTF8, 0, n->RawName->Data(), -1, buf, sizeof(buf), NULL, NULL);
|
|
|
|
*v6addr=IPv6Address(buf);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
char buf[128];
|
|
|
|
WideCharToMultiByte(CP_UTF8, 0, profile->NetworkAdapter->NetworkAdapterId.ToString()->Data(), -1, buf, sizeof(buf), NULL, NULL);
|
|
|
|
return std::string(buf);
|
|
|
|
}
|
|
|
|
return "";
|
|
|
|
#else
|
2017-04-17 20:57:07 +02:00
|
|
|
IP_ADAPTER_ADDRESSES* addrs=(IP_ADAPTER_ADDRESSES*)malloc(15*1024);
|
|
|
|
ULONG size=15*1024;
|
|
|
|
ULONG flags=GAA_FLAG_SKIP_ANYCAST | GAA_FLAG_SKIP_MULTICAST | GAA_FLAG_SKIP_DNS_SERVER | GAA_FLAG_SKIP_FRIENDLY_NAME;
|
|
|
|
|
|
|
|
ULONG res=GetAdaptersAddresses(AF_UNSPEC, flags, NULL, addrs, &size);
|
|
|
|
if(res==ERROR_BUFFER_OVERFLOW){
|
|
|
|
addrs=(IP_ADAPTER_ADDRESSES*)realloc(addrs, size);
|
|
|
|
res=GetAdaptersAddresses(AF_UNSPEC, flags, NULL, addrs, &size);
|
|
|
|
}
|
|
|
|
|
|
|
|
ULONG bestMetric=0;
|
|
|
|
std::string bestName("");
|
|
|
|
|
|
|
|
if(res==ERROR_SUCCESS){
|
|
|
|
IP_ADAPTER_ADDRESSES* current=addrs;
|
|
|
|
while(current){
|
|
|
|
char* name=current->AdapterName;
|
|
|
|
LOGV("Adapter '%s':", name);
|
|
|
|
IP_ADAPTER_UNICAST_ADDRESS* curAddr=current->FirstUnicastAddress;
|
|
|
|
if(current->OperStatus!=IfOperStatusUp){
|
|
|
|
LOGV("-> (down)");
|
|
|
|
current=current->Next;
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
if(current->IfType==IF_TYPE_SOFTWARE_LOOPBACK){
|
|
|
|
LOGV("-> (loopback)");
|
|
|
|
current=current->Next;
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
if(isAtLeastVista)
|
|
|
|
LOGV("v4 metric: %u, v6 metric: %u", current->Ipv4Metric, current->Ipv6Metric);
|
|
|
|
while(curAddr){
|
|
|
|
sockaddr* addr=curAddr->Address.lpSockaddr;
|
|
|
|
if(addr->sa_family==AF_INET && v4addr){
|
|
|
|
sockaddr_in* ipv4=(sockaddr_in*)addr;
|
|
|
|
LOGV("-> V4: %s", V4AddressToString(ipv4->sin_addr.s_addr).c_str());
|
|
|
|
uint32_t ip=ntohl(ipv4->sin_addr.s_addr);
|
|
|
|
if((ip & 0xFFFF0000)!=0xA9FE0000){
|
|
|
|
if(isAtLeastVista){
|
|
|
|
if(current->Ipv4Metric>bestMetric){
|
|
|
|
bestMetric=current->Ipv4Metric;
|
|
|
|
bestName=std::string(current->AdapterName);
|
|
|
|
*v4addr=IPv4Address(ipv4->sin_addr.s_addr);
|
|
|
|
}
|
|
|
|
}else{
|
|
|
|
bestName=std::string(current->AdapterName);
|
|
|
|
*v4addr=IPv4Address(ipv4->sin_addr.s_addr);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}else if(addr->sa_family==AF_INET6 && v6addr){
|
|
|
|
sockaddr_in6* ipv6=(sockaddr_in6*)addr;
|
|
|
|
LOGV("-> V6: %s", V6AddressToString(ipv6->sin6_addr.s6_addr).c_str());
|
|
|
|
if(!IN6_IS_ADDR_LINKLOCAL(&ipv6->sin6_addr)){
|
|
|
|
*v6addr=IPv6Address(ipv6->sin6_addr.s6_addr);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
curAddr=curAddr->Next;
|
|
|
|
}
|
|
|
|
current=current->Next;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
free(addrs);
|
|
|
|
return bestName;
|
2017-05-11 05:21:04 +02:00
|
|
|
#endif
|
2017-04-17 20:57:07 +02:00
|
|
|
}
|
|
|
|
|
|
|
|
uint16_t NetworkSocketWinsock::GetLocalPort(){
|
|
|
|
if(!isAtLeastVista){
|
|
|
|
sockaddr_in addr;
|
|
|
|
size_t addrLen=sizeof(sockaddr_in);
|
|
|
|
getsockname(fd, (sockaddr*)&addr, (socklen_t*)&addrLen);
|
|
|
|
return ntohs(addr.sin_port);
|
|
|
|
}
|
|
|
|
sockaddr_in6 addr;
|
|
|
|
size_t addrLen=sizeof(sockaddr_in6);
|
|
|
|
getsockname(fd, (sockaddr*)&addr, (socklen_t*) &addrLen);
|
|
|
|
return ntohs(addr.sin6_port);
|
|
|
|
}
|
|
|
|
|
|
|
|
std::string NetworkSocketWinsock::V4AddressToString(uint32_t address){
|
|
|
|
char buf[INET_ADDRSTRLEN];
|
|
|
|
sockaddr_in addr;
|
|
|
|
ZeroMemory(&addr, sizeof(addr));
|
|
|
|
addr.sin_family=AF_INET;
|
|
|
|
addr.sin_addr.s_addr=address;
|
|
|
|
DWORD len=sizeof(buf);
|
2017-05-23 15:07:36 +02:00
|
|
|
#if WINAPI_FAMILY==WINAPI_FAMILY_PHONE_APP
|
2017-05-24 02:31:35 +02:00
|
|
|
wchar_t wbuf[INET_ADDRSTRLEN];
|
2017-05-23 15:07:36 +02:00
|
|
|
ZeroMemory(wbuf, sizeof(wbuf));
|
|
|
|
WSAAddressToStringW((sockaddr*)&addr, sizeof(addr), NULL, wbuf, &len);
|
|
|
|
WideCharToMultiByte(CP_UTF8, 0, wbuf, -1, buf, sizeof(buf), NULL, NULL);
|
|
|
|
#else
|
2017-04-17 20:57:07 +02:00
|
|
|
WSAAddressToStringA((sockaddr*)&addr, sizeof(addr), NULL, buf, &len);
|
2017-05-23 15:07:36 +02:00
|
|
|
#endif
|
2017-04-17 20:57:07 +02:00
|
|
|
return std::string(buf);
|
|
|
|
}
|
|
|
|
|
|
|
|
std::string NetworkSocketWinsock::V6AddressToString(unsigned char *address){
|
|
|
|
char buf[INET6_ADDRSTRLEN];
|
|
|
|
sockaddr_in6 addr;
|
|
|
|
ZeroMemory(&addr, sizeof(addr));
|
|
|
|
addr.sin6_family=AF_INET6;
|
|
|
|
memcpy(addr.sin6_addr.s6_addr, address, 16);
|
|
|
|
DWORD len=sizeof(buf);
|
2017-05-23 15:07:36 +02:00
|
|
|
#if WINAPI_FAMILY==WINAPI_FAMILY_PHONE_APP
|
|
|
|
wchar_t wbuf[INET6_ADDRSTRLEN];
|
|
|
|
ZeroMemory(wbuf, sizeof(wbuf));
|
|
|
|
WSAAddressToStringW((sockaddr*)&addr, sizeof(addr), NULL, wbuf, &len);
|
|
|
|
WideCharToMultiByte(CP_UTF8, 0, wbuf, -1, buf, sizeof(buf), NULL, NULL);
|
|
|
|
#else
|
2017-04-17 20:57:07 +02:00
|
|
|
WSAAddressToStringA((sockaddr*)&addr, sizeof(addr), NULL, buf, &len);
|
2017-05-23 15:07:36 +02:00
|
|
|
#endif
|
2017-04-17 20:57:07 +02:00
|
|
|
return std::string(buf);
|
|
|
|
}
|
|
|
|
|
|
|
|
uint32_t NetworkSocketWinsock::StringToV4Address(std::string address){
|
|
|
|
sockaddr_in addr;
|
|
|
|
ZeroMemory(&addr, sizeof(addr));
|
|
|
|
addr.sin_family=AF_INET;
|
|
|
|
int size=sizeof(addr);
|
2017-05-24 02:31:35 +02:00
|
|
|
#if WINAPI_FAMILY==WINAPI_FAMILY_PHONE_APP
|
|
|
|
wchar_t buf[INET_ADDRSTRLEN];
|
|
|
|
MultiByteToWideChar(CP_UTF8, 0, address.c_str(), -1, buf, INET_ADDRSTRLEN);
|
|
|
|
WSAStringToAddressW(buf, AF_INET, NULL, (sockaddr*)&addr, &size);
|
|
|
|
#else
|
2017-04-17 20:57:07 +02:00
|
|
|
WSAStringToAddressA((char*)address.c_str(), AF_INET, NULL, (sockaddr*)&addr, &size);
|
2017-05-24 02:31:35 +02:00
|
|
|
#endif
|
2017-04-17 20:57:07 +02:00
|
|
|
return addr.sin_addr.s_addr;
|
|
|
|
}
|
|
|
|
|
|
|
|
void NetworkSocketWinsock::StringToV6Address(std::string address, unsigned char *out){
|
|
|
|
sockaddr_in6 addr;
|
|
|
|
ZeroMemory(&addr, sizeof(addr));
|
|
|
|
addr.sin6_family=AF_INET6;
|
|
|
|
int size=sizeof(addr);
|
2017-05-24 02:31:35 +02:00
|
|
|
#if WINAPI_FAMILY==WINAPI_FAMILY_PHONE_APP
|
|
|
|
wchar_t buf[INET6_ADDRSTRLEN];
|
|
|
|
MultiByteToWideChar(CP_UTF8, 0, address.c_str(), -1, buf, INET6_ADDRSTRLEN);
|
|
|
|
WSAStringToAddressW(buf, AF_INET, NULL, (sockaddr*)&addr, &size);
|
|
|
|
#else
|
|
|
|
WSAStringToAddressA((char*)address.c_str(), AF_INET, NULL, (sockaddr*)&addr, &size);
|
|
|
|
#endif
|
2017-04-17 20:57:07 +02:00
|
|
|
memcpy(out, addr.sin6_addr.s6_addr, 16);
|
|
|
|
}
|