SKTelecom_ThingPlug / SNICInterface

SNICInterface for ThingPlug Example

Dependents:   ThingPlug_WiFi_Example ThingPlug_WiFi_Example_2

Fork of SNICInterface by muRata

Socket/TCPSocketConnection.cpp@24:987e412ae879, 2014-03-28 (annotated)

Committer:
kishino
Date:
Fri Mar 28 00:45:15 2014 +0000
Revision:
24:987e412ae879
Parent:
22:a9ec0cad4f84
Child:
26:f2e1030964e4
Changed to that any classes do not have instance of C_SNIC_Core class.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
kishino 20:dd736d328de6 1 /* Copyright (C) 2012 mbed.org, MIT License
kishino 20:dd736d328de6 2 *
kishino 20:dd736d328de6 3 * Permission is hereby granted, free of charge, to any person obtaining a copy of this software
kishino 20:dd736d328de6 4 * and associated documentation files (the "Software"), to deal in the Software without restriction,
kishino 20:dd736d328de6 5 * including without limitation the rights to use, copy, modify, merge, publish, distribute,
kishino 20:dd736d328de6 6 * sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is
kishino 20:dd736d328de6 7 * furnished to do so, subject to the following conditions:
kishino 20:dd736d328de6 8 *
kishino 20:dd736d328de6 9 * The above copyright notice and this permission notice shall be included in all copies or
kishino 20:dd736d328de6 10 * substantial portions of the Software.
kishino 20:dd736d328de6 11 *
kishino 20:dd736d328de6 12 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
kishino 20:dd736d328de6 13 * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
kishino 20:dd736d328de6 14 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
kishino 20:dd736d328de6 15 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
kishino 20:dd736d328de6 16 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
kishino 20:dd736d328de6 17 */
kishino 20:dd736d328de6 18 /******************* Murata Manufacturing Co.,Ltd. 2014 *****************
kishino 20:dd736d328de6 19 *
kishino 20:dd736d328de6 20 * Filename: TCPSocketConnection.cpp
kishino 20:dd736d328de6 21 *
kishino 20:dd736d328de6 22 * Purpose: This module has implementation of TCP connection.
kishino 20:dd736d328de6 23 *
kishino 20:dd736d328de6 24 * $Author: kishino $
kishino 20:dd736d328de6 25 *
kishino 20:dd736d328de6 26 * $Date: 2014/03/26 $
kishino 20:dd736d328de6 27 *
kishino 20:dd736d328de6 28 * $Revision: 0.0.0.1 $
kishino 20:dd736d328de6 29 * ***********************************************************************/
kishino 20:dd736d328de6 30 #include "TCPSocketConnection.h"
kishino 20:dd736d328de6 31 #include <cstring>
kishino 20:dd736d328de6 32
kishino 20:dd736d328de6 33 using namespace murata_wifi;
kishino 20:dd736d328de6 34
kishino 20:dd736d328de6 35 TCPSocketConnection::TCPSocketConnection()
kishino 20:dd736d328de6 36 {
kishino 20:dd736d328de6 37 }
kishino 20:dd736d328de6 38
kishino 20:dd736d328de6 39 int TCPSocketConnection::connect( unsigned int ip_addr, unsigned short port)
kishino 20:dd736d328de6 40 {
kishino 20:dd736d328de6 41 int ret;
kishino 24:987e412ae879 42 C_SNIC_Core *snic_core_p = C_SNIC_Core::getInstance();
kishino 24:987e412ae879 43 C_SNIC_UartCommandManager *uartCmdMgr_p = snic_core_p->getUartCommand();
kishino 20:dd736d328de6 44
kishino 20:dd736d328de6 45 // Socket create
kishino 20:dd736d328de6 46 ret = createSocket();
kishino 20:dd736d328de6 47 if( ret != 0 )
kishino 20:dd736d328de6 48 {
kishino 20:dd736d328de6 49 printf("createSocket error : %d\r\n", ret);
kishino 20:dd736d328de6 50 return -1;
kishino 20:dd736d328de6 51 }
kishino 20:dd736d328de6 52
kishino 20:dd736d328de6 53 // Get buffer for response payload from MemoryPool
kishino 24:987e412ae879 54 C_SNIC_Core::tagMEMPOOL_BLOCK_T *payload_buf = snic_core_p->allocCmdBuf();
kishino 20:dd736d328de6 55 if( payload_buf == NULL )
kishino 20:dd736d328de6 56 {
kishino 20:dd736d328de6 57 printf("connect payload_buf NULL\r\n");
kishino 20:dd736d328de6 58 return -1;
kishino 20:dd736d328de6 59 }
kishino 20:dd736d328de6 60
kishino 22:a9ec0cad4f84 61 C_SNIC_Core::tagSNIC_TCP_CONNECT_TO_SERVER_REQ_T req;
kishino 20:dd736d328de6 62 // Make request
kishino 20:dd736d328de6 63 req.cmd_sid = UART_CMD_SID_SNIC_TCP_CONNECT_TO_SERVER_REQ;
kishino 20:dd736d328de6 64 req.seq = mUartRequestSeq++;
kishino 20:dd736d328de6 65 req.socket_id = mSocketID;
kishino 20:dd736d328de6 66
kishino 20:dd736d328de6 67 // set ip addr ( byte order )
kishino 20:dd736d328de6 68 req.remote_addr[0] = ( (ip_addr & 0xFF000000) >> 24 );
kishino 20:dd736d328de6 69 req.remote_addr[1] = ( (ip_addr & 0xFF0000) >> 16 );
kishino 20:dd736d328de6 70 req.remote_addr[2] = ( (ip_addr & 0xFF00) >> 8 );
kishino 20:dd736d328de6 71 req.remote_addr[3] = (ip_addr & 0xFF);
kishino 20:dd736d328de6 72 req.remote_port[0] = ( (port & 0xFF00) >> 8 );
kishino 20:dd736d328de6 73 req.remote_port[1] = (port & 0xFF);
kishino 20:dd736d328de6 74 req.recv_bufsize[0] = ( (SNIC_UART_RECVBUF_SIZE & 0xFF00) >> 8 );
kishino 20:dd736d328de6 75 req.recv_bufsize[1] = (SNIC_UART_RECVBUF_SIZE & 0xFF);
kishino 20:dd736d328de6 76 req.timeout = 60;
kishino 20:dd736d328de6 77
kishino 20:dd736d328de6 78 unsigned char command_array[UART_REQUEST_PAYLOAD_MAX];
kishino 20:dd736d328de6 79 unsigned int command_len;
kishino 20:dd736d328de6 80 // Preparation of command
kishino 24:987e412ae879 81 command_len = snic_core_p->preparationSendCommand( UART_CMD_ID_SNIC, req.cmd_sid, (unsigned char *)&req
kishino 22:a9ec0cad4f84 82 , sizeof(C_SNIC_Core::tagSNIC_TCP_CONNECT_TO_SERVER_REQ_T), payload_buf->buf, command_array );
kishino 20:dd736d328de6 83
kishino 20:dd736d328de6 84 // Send uart command request
kishino 24:987e412ae879 85 snic_core_p->sendUart( command_len, command_array );
kishino 20:dd736d328de6 86
kishino 20:dd736d328de6 87 uartCmdMgr_p->setCommandSID( UART_CMD_SID_SNIC_TCP_CONNECTION_STATUS_IND );
kishino 20:dd736d328de6 88
kishino 20:dd736d328de6 89 // Wait UART response
kishino 20:dd736d328de6 90 ret = uartCmdMgr_p->wait();
kishino 20:dd736d328de6 91 if( ret != 0 )
kishino 20:dd736d328de6 92 {
kishino 20:dd736d328de6 93 printf( "connect failed\r\n" );
kishino 24:987e412ae879 94 snic_core_p->freeCmdBuf( payload_buf );
kishino 20:dd736d328de6 95 return -1;
kishino 20:dd736d328de6 96 }
kishino 20:dd736d328de6 97
kishino 20:dd736d328de6 98 if( uartCmdMgr_p->getCommandStatus() != UART_CMD_RES_SNIC_CONNECTION_UP )
kishino 20:dd736d328de6 99 {
kishino 20:dd736d328de6 100 printf("connect status:%02x\r\n", uartCmdMgr_p->getCommandStatus());
kishino 24:987e412ae879 101 snic_core_p->freeCmdBuf( payload_buf );
kishino 20:dd736d328de6 102 return -1;
kishino 20:dd736d328de6 103 }
kishino 24:987e412ae879 104 snic_core_p->freeCmdBuf( payload_buf );
kishino 20:dd736d328de6 105
kishino 20:dd736d328de6 106 // Initialize connection information
kishino 24:987e412ae879 107 C_SNIC_Core::tagCONNECT_INFO_T *con_info_p = snic_core_p->getConnectInfo( mSocketID );
kishino 20:dd736d328de6 108 if( con_info_p->recvbuf_p == NULL )
kishino 20:dd736d328de6 109 {
kishino 20:dd736d328de6 110 printf( "create recv buffer[socket:%d]\r\n", mSocketID);
kishino 20:dd736d328de6 111 con_info_p->recvbuf_p = new CircBuffer<unsigned char>(SNIC_UART_RECVBUF_SIZE);
kishino 20:dd736d328de6 112 }
kishino 20:dd736d328de6 113 con_info_p->is_connected = true;
kishino 20:dd736d328de6 114 con_info_p->is_received = false;
kishino 20:dd736d328de6 115
kishino 20:dd736d328de6 116 return 0;
kishino 20:dd736d328de6 117 }
kishino 20:dd736d328de6 118
kishino 20:dd736d328de6 119 bool TCPSocketConnection::is_connected(void)
kishino 20:dd736d328de6 120 {
kishino 24:987e412ae879 121 C_SNIC_Core *snic_core_p = C_SNIC_Core::getInstance();
kishino 24:987e412ae879 122 C_SNIC_Core::tagCONNECT_INFO_T *con_info_p = snic_core_p->getConnectInfo( mSocketID );
kishino 20:dd736d328de6 123 return con_info_p->is_connected;
kishino 20:dd736d328de6 124 }
kishino 20:dd736d328de6 125
kishino 20:dd736d328de6 126 unsigned char gTCP_SEND_BUF[2048];
kishino 20:dd736d328de6 127 int TCPSocketConnection::send(unsigned char* data_p, int length)
kishino 20:dd736d328de6 128 {
kishino 24:987e412ae879 129 C_SNIC_Core *snic_core_p = C_SNIC_Core::getInstance();
kishino 24:987e412ae879 130 C_SNIC_UartCommandManager *uartCmdMgr_p = snic_core_p->getUartCommand();
kishino 20:dd736d328de6 131
kishino 20:dd736d328de6 132 // Get buffer for response payload from MemoryPool
kishino 24:987e412ae879 133 C_SNIC_Core::tagMEMPOOL_BLOCK_T *payload_buf = snic_core_p->allocCmdBuf();
kishino 20:dd736d328de6 134 if( payload_buf == NULL )
kishino 20:dd736d328de6 135 {
kishino 20:dd736d328de6 136 printf("connect payload_buf NULL\r\n");
kishino 20:dd736d328de6 137 return -1;
kishino 20:dd736d328de6 138 }
kishino 20:dd736d328de6 139
kishino 22:a9ec0cad4f84 140 C_SNIC_Core::tagSNIC_TCP_SEND_FROM_SOCKET_REQ_T req;
kishino 20:dd736d328de6 141 // Make request
kishino 20:dd736d328de6 142 req.cmd_sid = UART_CMD_SID_SNIC_SEND_FROM_SOCKET_REQ;
kishino 20:dd736d328de6 143 req.seq = mUartRequestSeq++;
kishino 20:dd736d328de6 144 req.socket_id = mSocketID;
kishino 20:dd736d328de6 145 req.option = 0;
kishino 20:dd736d328de6 146 req.payload_len[0]= ( (length & 0xFF00) >> 8 );
kishino 20:dd736d328de6 147 req.payload_len[1]= (length & 0xFF);
kishino 20:dd736d328de6 148
kishino 22:a9ec0cad4f84 149 int req_size = sizeof(C_SNIC_Core::tagSNIC_TCP_SEND_FROM_SOCKET_REQ_T);
kishino 20:dd736d328de6 150 memcpy( gTCP_SEND_BUF, &req, req_size );
kishino 20:dd736d328de6 151 memcpy( &gTCP_SEND_BUF[req_size], data_p, length );
kishino 20:dd736d328de6 152
kishino 20:dd736d328de6 153 unsigned char command_array[UART_REQUEST_PAYLOAD_MAX];
kishino 20:dd736d328de6 154 unsigned int command_len;
kishino 20:dd736d328de6 155 // Preparation of command
kishino 24:987e412ae879 156 command_len = snic_core_p->preparationSendCommand( UART_CMD_ID_SNIC, req.cmd_sid, gTCP_SEND_BUF
kishino 20:dd736d328de6 157 , req_size + length, payload_buf->buf, command_array );
kishino 20:dd736d328de6 158
kishino 20:dd736d328de6 159 // Send uart command request
kishino 24:987e412ae879 160 snic_core_p->sendUart( command_len, command_array );
kishino 20:dd736d328de6 161
kishino 20:dd736d328de6 162 // Wait UART response
kishino 20:dd736d328de6 163 int ret = uartCmdMgr_p->wait();
kishino 20:dd736d328de6 164 if( ret != 0 )
kishino 20:dd736d328de6 165 {
kishino 20:dd736d328de6 166 printf( "send failed\r\n" );
kishino 24:987e412ae879 167 snic_core_p->freeCmdBuf( payload_buf );
kishino 20:dd736d328de6 168 return -1;
kishino 20:dd736d328de6 169 }
kishino 20:dd736d328de6 170
kishino 20:dd736d328de6 171 if( uartCmdMgr_p->getCommandStatus() != UART_CMD_RES_SNIC_SUCCESS )
kishino 20:dd736d328de6 172 {
kishino 20:dd736d328de6 173 printf("send status:%02x\r\n", uartCmdMgr_p->getCommandStatus());
kishino 24:987e412ae879 174 snic_core_p->freeCmdBuf( payload_buf );
kishino 20:dd736d328de6 175 return -1;
kishino 20:dd736d328de6 176 }
kishino 24:987e412ae879 177 snic_core_p->freeCmdBuf( payload_buf );
kishino 20:dd736d328de6 178
kishino 20:dd736d328de6 179 // SNIC_SEND_FROM_SOCKET_REQ
kishino 20:dd736d328de6 180 return 0;
kishino 20:dd736d328de6 181 }
kishino 20:dd736d328de6 182
kishino 20:dd736d328de6 183 int TCPSocketConnection::receive(unsigned char* data_p, int length)
kishino 20:dd736d328de6 184 {
kishino 20:dd736d328de6 185 int i = 0;
kishino 20:dd736d328de6 186
kishino 20:dd736d328de6 187 if( (data_p == NULL) || (length < 1) )
kishino 20:dd736d328de6 188 {
kishino 20:dd736d328de6 189 printf("TCPSocketConnection::receive parameter error\r\n");
kishino 20:dd736d328de6 190 return -1;
kishino 20:dd736d328de6 191 }
kishino 20:dd736d328de6 192
kishino 24:987e412ae879 193 C_SNIC_Core *snic_core_p = C_SNIC_Core::getInstance();
kishino 20:dd736d328de6 194 // Initialize connection information
kishino 24:987e412ae879 195 C_SNIC_Core::tagCONNECT_INFO_T *con_info_p = snic_core_p->getConnectInfo( mSocketID );
kishino 20:dd736d328de6 196 if( con_info_p->recvbuf_p == NULL )
kishino 20:dd736d328de6 197 {
kishino 20:dd736d328de6 198 printf("TCPSocketConnection::receive Conncection info error\r\n");
kishino 20:dd736d328de6 199 return -1;
kishino 20:dd736d328de6 200 }
kishino 20:dd736d328de6 201
kishino 20:dd736d328de6 202 // Check connection
kishino 20:dd736d328de6 203 if( con_info_p->is_connected == false )
kishino 20:dd736d328de6 204 {
kishino 20:dd736d328de6 205 printf(" Socket id \"%d\" is not connected\r\n", mSocketID);
kishino 20:dd736d328de6 206 return -1;
kishino 20:dd736d328de6 207 }
kishino 20:dd736d328de6 208
kishino 20:dd736d328de6 209 if( con_info_p->is_received == false )
kishino 20:dd736d328de6 210 {
kishino 20:dd736d328de6 211 // printf(" Socket id \"%d\" is not received\r\n", mSocketID);
kishino 20:dd736d328de6 212 return 0;
kishino 20:dd736d328de6 213 }
kishino 20:dd736d328de6 214
kishino 20:dd736d328de6 215 // Get packet data from buffer for receive.
kishino 20:dd736d328de6 216 for (i = 0; i < length; i ++)
kishino 20:dd736d328de6 217 {
kishino 20:dd736d328de6 218 if (con_info_p->recvbuf_p->dequeue(&data_p[i]) == false)
kishino 20:dd736d328de6 219 {
kishino 20:dd736d328de6 220 break;
kishino 20:dd736d328de6 221 }
kishino 20:dd736d328de6 222 }
kishino 20:dd736d328de6 223
kishino 20:dd736d328de6 224 if( con_info_p->recvbuf_p->isEmpty() )
kishino 20:dd736d328de6 225 {
kishino 20:dd736d328de6 226 con_info_p->is_received = false;
kishino 20:dd736d328de6 227 }
kishino 20:dd736d328de6 228
kishino 20:dd736d328de6 229 return i;
kishino 20:dd736d328de6 230 }