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/TCPSocketServer.cpp@2:14b689a85306, 2014-03-12 (annotated)
- Committer:
- yueee_yt
- Date:
- Wed Mar 12 04:39:15 2014 +0000
- Revision:
- 2:14b689a85306
- Parent:
- 0:7766f6712673
bug fix
Who changed what in which revision?
User | Revision | Line number | New 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 "TCPSocketServer.h" |
yueee_yt | 0:7766f6712673 | 19 | |
yueee_yt | 0:7766f6712673 | 20 | #include <cstring> |
yueee_yt | 0:7766f6712673 | 21 | |
yueee_yt | 0:7766f6712673 | 22 | using std::memset; |
yueee_yt | 0:7766f6712673 | 23 | using std::memcpy; |
yueee_yt | 0:7766f6712673 | 24 | |
yueee_yt | 0:7766f6712673 | 25 | TCPSocketServer::TCPSocketServer() { |
yueee_yt | 0:7766f6712673 | 26 | |
yueee_yt | 0:7766f6712673 | 27 | } |
yueee_yt | 0:7766f6712673 | 28 | |
yueee_yt | 0:7766f6712673 | 29 | int TCPSocketServer::bind(int port) { |
yueee_yt | 0:7766f6712673 | 30 | if (init_socket(SOCK_STREAM) < 0) |
yueee_yt | 0:7766f6712673 | 31 | return -1; |
yueee_yt | 0:7766f6712673 | 32 | |
yueee_yt | 0:7766f6712673 | 33 | struct sockaddr_in localHost; |
yueee_yt | 0:7766f6712673 | 34 | memset(&localHost, 0, sizeof(localHost)); |
yueee_yt | 0:7766f6712673 | 35 | |
yueee_yt | 0:7766f6712673 | 36 | localHost.sin_family = AF_INET; |
yueee_yt | 0:7766f6712673 | 37 | localHost.sin_port = htons(port); |
yueee_yt | 0:7766f6712673 | 38 | localHost.sin_addr.s_addr = INADDR_ANY; |
yueee_yt | 0:7766f6712673 | 39 | |
yueee_yt | 0:7766f6712673 | 40 | if (lwip_bind(_sock_fd, (const struct sockaddr *) &localHost, sizeof(localHost)) < 0) { |
yueee_yt | 0:7766f6712673 | 41 | close(); |
yueee_yt | 0:7766f6712673 | 42 | return -1; |
yueee_yt | 0:7766f6712673 | 43 | } |
yueee_yt | 0:7766f6712673 | 44 | |
yueee_yt | 0:7766f6712673 | 45 | return 0; |
yueee_yt | 0:7766f6712673 | 46 | } |
yueee_yt | 0:7766f6712673 | 47 | |
yueee_yt | 0:7766f6712673 | 48 | int TCPSocketServer::listen(int max) { |
yueee_yt | 0:7766f6712673 | 49 | if (_sock_fd < 0) |
yueee_yt | 0:7766f6712673 | 50 | return -1; |
yueee_yt | 0:7766f6712673 | 51 | |
yueee_yt | 0:7766f6712673 | 52 | if (lwip_listen(_sock_fd, max) < 0) { |
yueee_yt | 0:7766f6712673 | 53 | close(); |
yueee_yt | 0:7766f6712673 | 54 | return -1; |
yueee_yt | 0:7766f6712673 | 55 | } |
yueee_yt | 0:7766f6712673 | 56 | |
yueee_yt | 0:7766f6712673 | 57 | return 0; |
yueee_yt | 0:7766f6712673 | 58 | } |
yueee_yt | 0:7766f6712673 | 59 | |
yueee_yt | 0:7766f6712673 | 60 | int TCPSocketServer::accept(TCPSocketConnection& connection) { |
yueee_yt | 0:7766f6712673 | 61 | if (_sock_fd < 0) |
yueee_yt | 0:7766f6712673 | 62 | return -1; |
yueee_yt | 0:7766f6712673 | 63 | |
yueee_yt | 0:7766f6712673 | 64 | if (!_blocking) { |
yueee_yt | 0:7766f6712673 | 65 | TimeInterval timeout(_timeout); |
yueee_yt | 0:7766f6712673 | 66 | if (wait_readable(timeout) != 0) |
yueee_yt | 0:7766f6712673 | 67 | return -1; |
yueee_yt | 0:7766f6712673 | 68 | } |
yueee_yt | 0:7766f6712673 | 69 | connection.reset_address(); |
yueee_yt | 0:7766f6712673 | 70 | socklen_t newSockRemoteHostLen = sizeof(connection._remoteHost); |
yueee_yt | 0:7766f6712673 | 71 | int fd = lwip_accept(_sock_fd, (struct sockaddr*) &connection._remoteHost, &newSockRemoteHostLen); |
yueee_yt | 0:7766f6712673 | 72 | if (fd < 0) |
yueee_yt | 0:7766f6712673 | 73 | return -1; //Accept failed |
yueee_yt | 0:7766f6712673 | 74 | connection._sock_fd = fd; |
yueee_yt | 0:7766f6712673 | 75 | connection._is_connected = true; |
yueee_yt | 0:7766f6712673 | 76 | |
yueee_yt | 0:7766f6712673 | 77 | return 0; |
yueee_yt | 0:7766f6712673 | 78 | } |