Yasushi TAUCHI / Mbed 2 deprecated giken9_HTMLServer_Sample

ソースの整理中ですが、利用はできます。

Dependencies:   EthernetInterface HttpServer TextLCD mbed-rpc mbed-rtos mbed Socket lwip-eth lwip-sys lwip

EthernetInterface/Socket/Endpoint.cpp@0:7766f6712673, 2014-03-12 (annotated)

Committer:
yueee_yt
Date:
Wed Mar 12 04:19:54 2014 +0000
Revision:
0:7766f6712673
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Who changed what in which revision?

UserRevisionLine numberNew contents of line
yueee_yt 0:7766f6712673 1 /* Copyright (C) 2012 mbed.org, MIT License
yueee_yt 0:7766f6712673 2 *
yueee_yt 0:7766f6712673 3 * Permission is hereby granted, free of charge, to any person obtaining a copy of this software
yueee_yt 0:7766f6712673 4 * and associated documentation files (the "Software"), to deal in the Software without restriction,
yueee_yt 0:7766f6712673 5 * including without limitation the rights to use, copy, modify, merge, publish, distribute,
yueee_yt 0:7766f6712673 6 * sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is
yueee_yt 0:7766f6712673 7 * furnished to do so, subject to the following conditions:
yueee_yt 0:7766f6712673 8 *
yueee_yt 0:7766f6712673 9 * The above copyright notice and this permission notice shall be included in all copies or
yueee_yt 0:7766f6712673 10 * substantial portions of the Software.
yueee_yt 0:7766f6712673 11 *
yueee_yt 0:7766f6712673 12 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
yueee_yt 0:7766f6712673 13 * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
yueee_yt 0:7766f6712673 14 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
yueee_yt 0:7766f6712673 15 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
yueee_yt 0:7766f6712673 16 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
yueee_yt 0:7766f6712673 17 */
yueee_yt 0:7766f6712673 18 #include "Socket/Socket.h"
yueee_yt 0:7766f6712673 19 #include "Socket/Endpoint.h"
yueee_yt 0:7766f6712673 20 #include <cstring>
yueee_yt 0:7766f6712673 21 #include <cstdio>
yueee_yt 0:7766f6712673 22
yueee_yt 0:7766f6712673 23 Endpoint::Endpoint() {
yueee_yt 0:7766f6712673 24 reset_address();
yueee_yt 0:7766f6712673 25 }
yueee_yt 0:7766f6712673 26 Endpoint::~Endpoint() {}
yueee_yt 0:7766f6712673 27
yueee_yt 0:7766f6712673 28 void Endpoint::reset_address(void) {
yueee_yt 0:7766f6712673 29 std::memset(&_remoteHost, 0, sizeof(struct sockaddr_in));
yueee_yt 0:7766f6712673 30 _ipAddress[0] = '\0';
yueee_yt 0:7766f6712673 31 }
yueee_yt 0:7766f6712673 32
yueee_yt 0:7766f6712673 33 #include "stdio.h"
yueee_yt 0:7766f6712673 34
yueee_yt 0:7766f6712673 35 int Endpoint::set_address(const char* host, const int port) {
yueee_yt 0:7766f6712673 36 reset_address();
yueee_yt 0:7766f6712673 37
yueee_yt 0:7766f6712673 38 // IP Address
yueee_yt 0:7766f6712673 39 char address[5];
yueee_yt 0:7766f6712673 40 char *p_address = address;
yueee_yt 0:7766f6712673 41
yueee_yt 0:7766f6712673 42 // Dot-decimal notation
yueee_yt 0:7766f6712673 43 int result = std::sscanf(host, "%3u.%3u.%3u.%3u",
yueee_yt 0:7766f6712673 44 (unsigned int*)&address[0], (unsigned int*)&address[1],
yueee_yt 0:7766f6712673 45 (unsigned int*)&address[2], (unsigned int*)&address[3]);
yueee_yt 0:7766f6712673 46
yueee_yt 0:7766f6712673 47 if (result != 4) {
yueee_yt 0:7766f6712673 48 // Resolve address with DNS
yueee_yt 0:7766f6712673 49 struct hostent *host_address = lwip_gethostbyname(host);
yueee_yt 0:7766f6712673 50 if (host_address == NULL)
yueee_yt 0:7766f6712673 51 return -1; //Could not resolve address
yueee_yt 0:7766f6712673 52 p_address = (char*)host_address->h_addr_list[0];
yueee_yt 0:7766f6712673 53 }
yueee_yt 0:7766f6712673 54 std::memcpy((char*)&_remoteHost.sin_addr.s_addr, p_address, 4);
yueee_yt 0:7766f6712673 55
yueee_yt 0:7766f6712673 56 // Address family
yueee_yt 0:7766f6712673 57 _remoteHost.sin_family = AF_INET;
yueee_yt 0:7766f6712673 58
yueee_yt 0:7766f6712673 59 // Set port
yueee_yt 0:7766f6712673 60 _remoteHost.sin_port = htons(port);
yueee_yt 0:7766f6712673 61
yueee_yt 0:7766f6712673 62 return 0;
yueee_yt 0:7766f6712673 63 }
yueee_yt 0:7766f6712673 64
yueee_yt 0:7766f6712673 65 char* Endpoint::get_address() {
yueee_yt 0:7766f6712673 66 if ((_ipAddress[0] == '\0') && (_remoteHost.sin_addr.s_addr != 0))
yueee_yt 0:7766f6712673 67 inet_ntoa_r(_remoteHost.sin_addr, _ipAddress, sizeof(_ipAddress));
yueee_yt 0:7766f6712673 68 return _ipAddress;
yueee_yt 0:7766f6712673 69 }
yueee_yt 0:7766f6712673 70
yueee_yt 0:7766f6712673 71 int Endpoint::get_port() {
yueee_yt 0:7766f6712673 72 return ntohs(_remoteHost.sin_port);
yueee_yt 0:7766f6712673 73 }