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@ -22,9 +22,10 @@
@@ -22,9 +22,10 @@
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#define MALLOC(x) HeapAlloc(GetProcessHeap(), 0, (x)) |
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#define FREE(x) HeapFree(GetProcessHeap(), 0, (x)) |
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// inet_pton exists in Windows Vista, but XP haven't that function!
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// inet_pton exists Windows since Vista, but XP haven't that function!
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// This function was written by Petar Korponai?. See http://stackoverflow.com/questions/15660203/inet-pton-identifier-not-found
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int inet_pton_xp(int af, const char *src, void *dst) |
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{ // This function was written by Petar Korponai?. See http://stackoverflow.com/questions/15660203/inet-pton-identifier-not-found
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{ |
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struct sockaddr_storage ss; |
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int size = sizeof (ss); |
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char src_copy[INET6_ADDRSTRLEN + 1]; |
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@ -59,12 +60,12 @@ namespace util
@@ -59,12 +60,12 @@ namespace util
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namespace net |
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{ |
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#ifdef WIN32 |
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bool IsWindowsXPorLater() { |
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bool IsWindowsXPorLater() |
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{ |
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OSVERSIONINFO osvi; |
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ZeroMemory(&osvi, sizeof(OSVERSIONINFO)); |
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osvi.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); |
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GetVersionEx(&osvi); |
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if (osvi.dwMajorVersion <= 5) |
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@ -80,9 +81,9 @@ namespace net
@@ -80,9 +81,9 @@ namespace net
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PIP_ADAPTER_ADDRESSES pCurrAddresses = nullptr; |
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PIP_ADAPTER_UNICAST_ADDRESS pUnicast = nullptr; |
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if(GetAdaptersAddresses(AF_INET, GAA_FLAG_INCLUDE_PREFIX, nullptr, pAddresses, &outBufLen) |
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== ERROR_BUFFER_OVERFLOW) { |
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== ERROR_BUFFER_OVERFLOW) |
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{ |
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FREE(pAddresses); |
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pAddresses = (IP_ADAPTER_ADDRESSES*) MALLOC(outBufLen); |
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} |
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@ -91,24 +92,28 @@ namespace net
@@ -91,24 +92,28 @@ namespace net
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AF_INET, GAA_FLAG_INCLUDE_PREFIX, nullptr, pAddresses, &outBufLen |
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); |
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if(dwRetVal != NO_ERROR) { |
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if(dwRetVal != NO_ERROR) |
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{ |
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LogPrint(eLogError, "NetIface: GetMTU(): enclosed GetAdaptersAddresses() call has failed"); |
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FREE(pAddresses); |
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return fallback; |
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} |
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pCurrAddresses = pAddresses; |
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while(pCurrAddresses) { |
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while(pCurrAddresses) |
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{ |
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PIP_ADAPTER_UNICAST_ADDRESS firstUnicastAddress = pCurrAddresses->FirstUnicastAddress; |
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pUnicast = pCurrAddresses->FirstUnicastAddress; |
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if(pUnicast == nullptr) { |
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if(pUnicast == nullptr) |
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LogPrint(eLogError, "NetIface: GetMTU(): not a unicast ipv4 address, this is not supported"); |
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} |
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for(int i = 0; pUnicast != nullptr; ++i) { |
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for(int i = 0; pUnicast != nullptr; ++i) |
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{ |
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LPSOCKADDR lpAddr = pUnicast->Address.lpSockaddr; |
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sockaddr_in* localInterfaceAddress = (sockaddr_in*) lpAddr; |
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if(localInterfaceAddress->sin_addr.S_un.S_addr == inputAddress.sin_addr.S_un.S_addr) { |
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if(localInterfaceAddress->sin_addr.S_un.S_addr == inputAddress.sin_addr.S_un.S_addr) |
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{ |
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auto result = pAddresses->Mtu; |
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FREE(pAddresses); |
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return result; |
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@ -131,7 +136,8 @@ namespace net
@@ -131,7 +136,8 @@ namespace net
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PIP_ADAPTER_UNICAST_ADDRESS pUnicast = nullptr; |
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if(GetAdaptersAddresses(AF_INET6, GAA_FLAG_INCLUDE_PREFIX, nullptr, pAddresses, &outBufLen) |
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== ERROR_BUFFER_OVERFLOW) { |
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== ERROR_BUFFER_OVERFLOW) |
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{ |
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FREE(pAddresses); |
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pAddresses = (IP_ADAPTER_ADDRESSES*) MALLOC(outBufLen); |
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} |
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@ -140,7 +146,8 @@ namespace net
@@ -140,7 +146,8 @@ namespace net
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AF_INET6, GAA_FLAG_INCLUDE_PREFIX, nullptr, pAddresses, &outBufLen |
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); |
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if(dwRetVal != NO_ERROR) { |
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if(dwRetVal != NO_ERROR) |
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{ |
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LogPrint(eLogError, "NetIface: GetMTU(): enclosed GetAdaptersAddresses() call has failed"); |
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FREE(pAddresses); |
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return fallback; |
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@ -148,23 +155,28 @@ namespace net
@@ -148,23 +155,28 @@ namespace net
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bool found_address = false; |
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pCurrAddresses = pAddresses; |
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while(pCurrAddresses) { |
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while(pCurrAddresses) |
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{ |
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PIP_ADAPTER_UNICAST_ADDRESS firstUnicastAddress = pCurrAddresses->FirstUnicastAddress; |
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pUnicast = pCurrAddresses->FirstUnicastAddress; |
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if(pUnicast == nullptr) { |
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if(pUnicast == nullptr) |
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LogPrint(eLogError, "NetIface: GetMTU(): not a unicast ipv6 address, this is not supported"); |
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} |
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for(int i = 0; pUnicast != nullptr; ++i) { |
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for(int i = 0; pUnicast != nullptr; ++i) |
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{ |
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LPSOCKADDR lpAddr = pUnicast->Address.lpSockaddr; |
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sockaddr_in6 *localInterfaceAddress = (sockaddr_in6*) lpAddr; |
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for (int j = 0; j != 8; ++j) { |
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if (localInterfaceAddress->sin6_addr.u.Word[j] != inputAddress.sin6_addr.u.Word[j]) { |
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for (int j = 0; j != 8; ++j) |
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{ |
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if (localInterfaceAddress->sin6_addr.u.Word[j] != inputAddress.sin6_addr.u.Word[j]) |
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break; |
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} else { |
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else |
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found_address = true; |
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} |
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} if (found_address) { |
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if (found_address) |
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{ |
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auto result = pAddresses->Mtu; |
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FREE(pAddresses); |
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pAddresses = nullptr; |
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@ -193,11 +205,14 @@ namespace net
@@ -193,11 +205,14 @@ namespace net
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if (IsWindowsXPorLater()) |
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#define inet_pton inet_pton_xp |
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if(localAddress.is_v4()) { |
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if(localAddress.is_v4()) |
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{ |
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sockaddr_in inputAddress; |
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inet_pton(AF_INET, localAddressUniversal.c_str(), &(inputAddress.sin_addr)); |
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return GetMTUWindowsIpv4(inputAddress, fallback); |
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} else if(localAddress.is_v6()) { |
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} |
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else if(localAddress.is_v6()) |
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{ |
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sockaddr_in6 inputAddress; |
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inet_pton(AF_INET6, localAddressUniversal.c_str(), &(inputAddress.sin6_addr)); |
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return GetMTUWindowsIpv6(inputAddress, fallback); |
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@ -309,7 +324,8 @@ namespace net
@@ -309,7 +324,8 @@ namespace net
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} |
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if(addrs) freeifaddrs(addrs); |
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std::string fallback; |
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if(ipv6) { |
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if(ipv6) |
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{ |
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fallback = "::"; |
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LogPrint(eLogWarning, "NetIface: cannot find ipv6 address for interface ", ifname); |
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} else { |
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