/* Copyright (C) 2012 mbed.org, MIT License * * Permission is hereby granted, free of charge, to any person obtaining a copy of this software * and associated documentation files (the "Software"), to deal in the Software without restriction, * including without limitation the rights to use, copy, modify, merge, publish, distribute, * sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in all copies or * substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ #include "Socket/Socket.h" #include "Socket/Endpoint.h" #include #include Endpoint::Endpoint() { reset_address(); } Endpoint::~Endpoint() {} void Endpoint::reset_address(void) { std::memset(&_remoteHost, 0, sizeof(struct sockaddr_in)); _ipAddress[0] = '\0'; } #include "stdio.h" int Endpoint::set_address(const char* host, const int port) { reset_address(); // IP Address char address[5]; char *p_address = address; // Dot-decimal notation int result = std::sscanf(host, "%3u.%3u.%3u.%3u", (unsigned int*)&address[0], (unsigned int*)&address[1], (unsigned int*)&address[2], (unsigned int*)&address[3]); if (result != 4) { // Resolve address with DNS struct hostent *host_address = lwip_gethostbyname(host); if (host_address == NULL) return -1; //Could not resolve address p_address = (char*)host_address->h_addr_list[0]; } std::memcpy((char*)&_remoteHost.sin_addr.s_addr, p_address, 4); // Address family _remoteHost.sin_family = AF_INET; // Set port _remoteHost.sin_port = htons(port); return 0; } char* Endpoint::get_address() { if ((_ipAddress[0] == '\0') && (_remoteHost.sin_addr.s_addr != 0)) inet_ntoa_r(_remoteHost.sin_addr, _ipAddress, sizeof(_ipAddress)); return _ipAddress; } int Endpoint::get_port() { return ntohs(_remoteHost.sin_port); }