John Fitzpatrick / Socket

test

Dependents:   EthernetInterface

Endpoint.cpp@5:300e7ad2dc1d, 2012-07-26 (annotated)

Committer:
emilmont
Date:
Thu Jul 26 15:07:32 2012 +0000
Revision:
5:300e7ad2dc1d
Child:
6:cd2e5559786d
Add Endpoint class and UDPPacket class

Who changed what in which revision?

UserRevisionLine numberNew contents of line
emilmont 5:300e7ad2dc1d 1 /* Copyright (C) 2012 mbed.org, MIT License
emilmont 5:300e7ad2dc1d 2 *
emilmont 5:300e7ad2dc1d 3 * Permission is hereby granted, free of charge, to any person obtaining a copy of this software
emilmont 5:300e7ad2dc1d 4 * and associated documentation files (the "Software"), to deal in the Software without restriction,
emilmont 5:300e7ad2dc1d 5 * including without limitation the rights to use, copy, modify, merge, publish, distribute,
emilmont 5:300e7ad2dc1d 6 * sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is
emilmont 5:300e7ad2dc1d 7 * furnished to do so, subject to the following conditions:
emilmont 5:300e7ad2dc1d 8 *
emilmont 5:300e7ad2dc1d 9 * The above copyright notice and this permission notice shall be included in all copies or
emilmont 5:300e7ad2dc1d 10 * substantial portions of the Software.
emilmont 5:300e7ad2dc1d 11 *
emilmont 5:300e7ad2dc1d 12 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
emilmont 5:300e7ad2dc1d 13 * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
emilmont 5:300e7ad2dc1d 14 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
emilmont 5:300e7ad2dc1d 15 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
emilmont 5:300e7ad2dc1d 16 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
emilmont 5:300e7ad2dc1d 17 */
emilmont 5:300e7ad2dc1d 18 #include "Socket/Socket.h"
emilmont 5:300e7ad2dc1d 19 #include "Socket/Endpoint.h"
emilmont 5:300e7ad2dc1d 20 #include <cstring>
emilmont 5:300e7ad2dc1d 21
emilmont 5:300e7ad2dc1d 22 using std::memset;
emilmont 5:300e7ad2dc1d 23
emilmont 5:300e7ad2dc1d 24 Endpoint::Endpoint() {}
emilmont 5:300e7ad2dc1d 25 Endpoint::~Endpoint() {}
emilmont 5:300e7ad2dc1d 26
emilmont 5:300e7ad2dc1d 27 void Endpoint::reset_address(void) {
emilmont 5:300e7ad2dc1d 28 memset(&_remoteHost, 0, sizeof(struct sockaddr_in));
emilmont 5:300e7ad2dc1d 29 _ipAddress[0] = '\0';
emilmont 5:300e7ad2dc1d 30 }
emilmont 5:300e7ad2dc1d 31
emilmont 5:300e7ad2dc1d 32 int Endpoint::set_address(const char* host, const int port) {
emilmont 5:300e7ad2dc1d 33 //Resolve DNS address or populate hard-coded IP address
emilmont 5:300e7ad2dc1d 34 struct hostent *server = ::gethostbyname(host);
emilmont 5:300e7ad2dc1d 35 if (server == NULL)
emilmont 5:300e7ad2dc1d 36 return -1; //Could not resolve address
emilmont 5:300e7ad2dc1d 37
emilmont 5:300e7ad2dc1d 38 reset_address();
emilmont 5:300e7ad2dc1d 39
emilmont 5:300e7ad2dc1d 40 // Set IP address
emilmont 5:300e7ad2dc1d 41 std::memcpy((char*) &_remoteHost.sin_addr.s_addr,
emilmont 5:300e7ad2dc1d 42 (char*) server->h_addr_list[0], server->h_length);
emilmont 5:300e7ad2dc1d 43 _remoteHost.sin_family = AF_INET;
emilmont 5:300e7ad2dc1d 44
emilmont 5:300e7ad2dc1d 45 // Set port
emilmont 5:300e7ad2dc1d 46 _remoteHost.sin_port = htons(port);
emilmont 5:300e7ad2dc1d 47
emilmont 5:300e7ad2dc1d 48 return 0;
emilmont 5:300e7ad2dc1d 49 }
emilmont 5:300e7ad2dc1d 50
emilmont 5:300e7ad2dc1d 51 char* Endpoint::get_address() {
emilmont 5:300e7ad2dc1d 52 if ((_ipAddress[0] == '\0') && (_remoteHost.sin_addr.s_addr != 0))
emilmont 5:300e7ad2dc1d 53 inet_ntoa_r(_remoteHost.sin_addr, _ipAddress, sizeof(_ipAddress));
emilmont 5:300e7ad2dc1d 54 return _ipAddress;
emilmont 5:300e7ad2dc1d 55 }
emilmont 5:300e7ad2dc1d 56
emilmont 5:300e7ad2dc1d 57 int Endpoint::get_port() {
emilmont 5:300e7ad2dc1d 58 return ntohs(_remoteHost.sin_port);
emilmont 5:300e7ad2dc1d 59 }