SKTelecom_ThingPlug / SNICInterface

SNICInterface for ThingPlug Example

Dependents:   ThingPlug_WiFi_Example ThingPlug_WiFi_Example_2

Fork of SNICInterface by muRata

Socket/TCPSocketConnection.cpp@39:a1233ca02edf, 2014-07-15 (annotated)

Committer:
kishino
Date:
Tue Jul 15 02:08:42 2014 +0000
Revision:
39:a1233ca02edf
Parent:
38:f13e4e563d65
Child:
40:b6b10c22a121
The pointing out of in-house reviews was modified.

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 39:a1233ca02edf 18 /* Copyright (C) 2014 Murata Manufacturing Co.,Ltd., MIT License
kishino 39:a1233ca02edf 19 * port to the muRata, SWITCH SCIENCE Wi-FI module TypeYD-SNIC UART.
kishino 39:a1233ca02edf 20 */
kishino 20:dd736d328de6 21 #include "TCPSocketConnection.h"
kishino 20:dd736d328de6 22 #include <cstring>
kishino 20:dd736d328de6 23
kishino 20:dd736d328de6 24 TCPSocketConnection::TCPSocketConnection()
kishino 20:dd736d328de6 25 {
kishino 20:dd736d328de6 26 }
kishino 20:dd736d328de6 27
kishino 26:f2e1030964e4 28 TCPSocketConnection::~TCPSocketConnection()
kishino 26:f2e1030964e4 29 {
kishino 26:f2e1030964e4 30 }
kishino 26:f2e1030964e4 31
kishino 29:6a0ba999597d 32 int TCPSocketConnection::connect( const char *host_p, unsigned short port)
kishino 20:dd736d328de6 33 {
kishino 20:dd736d328de6 34 int ret;
kishino 24:987e412ae879 35 C_SNIC_Core *snic_core_p = C_SNIC_Core::getInstance();
kishino 24:987e412ae879 36 C_SNIC_UartCommandManager *uartCmdMgr_p = snic_core_p->getUartCommand();
kishino 29:6a0ba999597d 37
kishino 20:dd736d328de6 38 // Socket create
kishino 20:dd736d328de6 39 ret = createSocket();
kishino 20:dd736d328de6 40 if( ret != 0 )
kishino 20:dd736d328de6 41 {
kishino 20:dd736d328de6 42 printf("createSocket error : %d\r\n", ret);
kishino 20:dd736d328de6 43 return -1;
kishino 20:dd736d328de6 44 }
kishino 20:dd736d328de6 45
kishino 29:6a0ba999597d 46 int ip_addr = resolveHostName( host_p );
kishino 30:944b8c04b5ff 47 //lcd_printf("connect to [%s](%08x)\r\n", host_p, ip_addr);
kishino 29:6a0ba999597d 48 if( ( ip_addr == 0) || (ip_addr == -1) )
kishino 29:6a0ba999597d 49 {
kishino 29:6a0ba999597d 50 printf("connect resolveHostName failed\r\n");
kishino 29:6a0ba999597d 51 return -1;
kishino 29:6a0ba999597d 52 }
kishino 29:6a0ba999597d 53
kishino 20:dd736d328de6 54 // Get buffer for response payload from MemoryPool
kishino 38:f13e4e563d65 55 tagMEMPOOL_BLOCK_T *payload_buf_p = snic_core_p->allocCmdBuf();
kishino 38:f13e4e563d65 56 if( payload_buf_p == NULL )
kishino 20:dd736d328de6 57 {
kishino 38:f13e4e563d65 58 printf("connect payload_buf_p NULL\r\n");
kishino 20:dd736d328de6 59 return -1;
kishino 20:dd736d328de6 60 }
kishino 29:6a0ba999597d 61
kishino 27:dcc4f34448f0 62 // IP address convert to number from strings.
kishino 29:6a0ba999597d 63 // unsigned int ip_addr = addrToInteger(ip_addr_p);
kishino 27:dcc4f34448f0 64
kishino 29:6a0ba999597d 65 //
kishino 22:a9ec0cad4f84 66 C_SNIC_Core::tagSNIC_TCP_CONNECT_TO_SERVER_REQ_T req;
kishino 20:dd736d328de6 67 // Make request
kishino 20:dd736d328de6 68 req.cmd_sid = UART_CMD_SID_SNIC_TCP_CONNECT_TO_SERVER_REQ;
kishino 20:dd736d328de6 69 req.seq = mUartRequestSeq++;
kishino 20:dd736d328de6 70 req.socket_id = mSocketID;
kishino 20:dd736d328de6 71
kishino 20:dd736d328de6 72 // set ip addr ( byte order )
kishino 34:8c3527b8f44e 73 C_SNIC_UartMsgUtil::convertIntToByteAdday( ip_addr, (char *)req.remote_addr );
kishino 20:dd736d328de6 74 req.remote_port[0] = ( (port & 0xFF00) >> 8 );
kishino 20:dd736d328de6 75 req.remote_port[1] = (port & 0xFF);
kishino 20:dd736d328de6 76 req.recv_bufsize[0] = ( (SNIC_UART_RECVBUF_SIZE & 0xFF00) >> 8 );
kishino 20:dd736d328de6 77 req.recv_bufsize[1] = (SNIC_UART_RECVBUF_SIZE & 0xFF);
kishino 20:dd736d328de6 78 req.timeout = 60;
kishino 20:dd736d328de6 79
kishino 38:f13e4e563d65 80 unsigned char *command_array_p = snic_core_p->getCommandBuf();
kishino 20:dd736d328de6 81 unsigned int command_len;
kishino 20:dd736d328de6 82 // Preparation of command
kishino 24:987e412ae879 83 command_len = snic_core_p->preparationSendCommand( UART_CMD_ID_SNIC, req.cmd_sid, (unsigned char *)&req
kishino 38:f13e4e563d65 84 , sizeof(C_SNIC_Core::tagSNIC_TCP_CONNECT_TO_SERVER_REQ_T), payload_buf_p->buf, command_array_p );
kishino 20:dd736d328de6 85
kishino 29:6a0ba999597d 86 uartCmdMgr_p->setCommandSID( UART_CMD_SID_SNIC_TCP_CONNECTION_STATUS_IND );
kishino 29:6a0ba999597d 87
kishino 20:dd736d328de6 88 // Send uart command request
kishino 38:f13e4e563d65 89 snic_core_p->sendUart( command_len, command_array_p );
kishino 20:dd736d328de6 90
kishino 20:dd736d328de6 91 // Wait UART response
kishino 20:dd736d328de6 92 ret = uartCmdMgr_p->wait();
kishino 20:dd736d328de6 93 if( ret != 0 )
kishino 20:dd736d328de6 94 {
kishino 20:dd736d328de6 95 printf( "connect failed\r\n" );
kishino 38:f13e4e563d65 96 snic_core_p->freeCmdBuf( payload_buf_p );
kishino 20:dd736d328de6 97 return -1;
kishino 20:dd736d328de6 98 }
kishino 20:dd736d328de6 99
kishino 20:dd736d328de6 100 if( uartCmdMgr_p->getCommandStatus() != UART_CMD_RES_SNIC_CONNECTION_UP )
kishino 20:dd736d328de6 101 {
kishino 20:dd736d328de6 102 printf("connect status:%02x\r\n", uartCmdMgr_p->getCommandStatus());
kishino 38:f13e4e563d65 103 snic_core_p->freeCmdBuf( payload_buf_p );
kishino 20:dd736d328de6 104 return -1;
kishino 20:dd736d328de6 105 }
kishino 29:6a0ba999597d 106
kishino 38:f13e4e563d65 107 snic_core_p->freeCmdBuf( payload_buf_p );
kishino 20:dd736d328de6 108
kishino 20:dd736d328de6 109 // Initialize connection information
kishino 24:987e412ae879 110 C_SNIC_Core::tagCONNECT_INFO_T *con_info_p = snic_core_p->getConnectInfo( mSocketID );
kishino 20:dd736d328de6 111 if( con_info_p->recvbuf_p == NULL )
kishino 20:dd736d328de6 112 {
kishino 20:dd736d328de6 113 printf( "create recv buffer[socket:%d]\r\n", mSocketID);
kishino 29:6a0ba999597d 114 con_info_p->recvbuf_p = new CircBuffer<char>(SNIC_UART_RECVBUF_SIZE);
kishino 20:dd736d328de6 115 }
kishino 20:dd736d328de6 116 con_info_p->is_connected = true;
kishino 20:dd736d328de6 117 con_info_p->is_received = false;
kishino 29:6a0ba999597d 118
kishino 20:dd736d328de6 119 return 0;
kishino 20:dd736d328de6 120 }
kishino 20:dd736d328de6 121
kishino 20:dd736d328de6 122 bool TCPSocketConnection::is_connected(void)
kishino 20:dd736d328de6 123 {
kishino 24:987e412ae879 124 C_SNIC_Core *snic_core_p = C_SNIC_Core::getInstance();
kishino 24:987e412ae879 125 C_SNIC_Core::tagCONNECT_INFO_T *con_info_p = snic_core_p->getConnectInfo( mSocketID );
kishino 20:dd736d328de6 126 return con_info_p->is_connected;
kishino 20:dd736d328de6 127 }
kishino 20:dd736d328de6 128
kishino 29:6a0ba999597d 129 int TCPSocketConnection::send(char* data_p, int length)
kishino 20:dd736d328de6 130 {
kishino 24:987e412ae879 131 C_SNIC_Core *snic_core_p = C_SNIC_Core::getInstance();
kishino 24:987e412ae879 132 C_SNIC_UartCommandManager *uartCmdMgr_p = snic_core_p->getUartCommand();
kishino 20:dd736d328de6 133
kishino 20:dd736d328de6 134 // Get buffer for response payload from MemoryPool
kishino 38:f13e4e563d65 135 tagMEMPOOL_BLOCK_T *payload_buf_p = snic_core_p->allocCmdBuf();
kishino 38:f13e4e563d65 136 if( payload_buf_p == NULL )
kishino 20:dd736d328de6 137 {
kishino 38:f13e4e563d65 138 printf("connect payload_buf_p NULL\r\n");
kishino 20:dd736d328de6 139 return -1;
kishino 20:dd736d328de6 140 }
kishino 29:6a0ba999597d 141
kishino 22:a9ec0cad4f84 142 C_SNIC_Core::tagSNIC_TCP_SEND_FROM_SOCKET_REQ_T req;
kishino 20:dd736d328de6 143 // Make request
kishino 20:dd736d328de6 144 req.cmd_sid = UART_CMD_SID_SNIC_SEND_FROM_SOCKET_REQ;
kishino 20:dd736d328de6 145 req.seq = mUartRequestSeq++;
kishino 20:dd736d328de6 146 req.socket_id = mSocketID;
kishino 20:dd736d328de6 147 req.option = 0;
kishino 20:dd736d328de6 148 req.payload_len[0]= ( (length & 0xFF00) >> 8 );
kishino 20:dd736d328de6 149 req.payload_len[1]= (length & 0xFF);
kishino 20:dd736d328de6 150
kishino 34:8c3527b8f44e 151 int req_size = sizeof(C_SNIC_Core::tagSNIC_TCP_SEND_FROM_SOCKET_REQ_T);
kishino 34:8c3527b8f44e 152 char *send_buf_p = getSocketSendBuf();
kishino 34:8c3527b8f44e 153 memcpy( send_buf_p, &req, req_size );
kishino 34:8c3527b8f44e 154 memcpy( &send_buf_p[req_size], data_p, length );
kishino 20:dd736d328de6 155
kishino 38:f13e4e563d65 156 unsigned char *command_array_p = snic_core_p->getCommandBuf();
kishino 29:6a0ba999597d 157 unsigned int command_len;
kishino 20:dd736d328de6 158 // Preparation of command
kishino 34:8c3527b8f44e 159 command_len = snic_core_p->preparationSendCommand( UART_CMD_ID_SNIC, req.cmd_sid, (unsigned char *)send_buf_p
kishino 38:f13e4e563d65 160 , req_size + length, payload_buf_p->buf, command_array_p );
kishino 20:dd736d328de6 161
kishino 20:dd736d328de6 162 // Send uart command request
kishino 38:f13e4e563d65 163 snic_core_p->sendUart( command_len, command_array_p );
kishino 20:dd736d328de6 164
kishino 20:dd736d328de6 165 // Wait UART response
kishino 20:dd736d328de6 166 int ret = uartCmdMgr_p->wait();
kishino 20:dd736d328de6 167 if( ret != 0 )
kishino 20:dd736d328de6 168 {
kishino 20:dd736d328de6 169 printf( "send failed\r\n" );
kishino 38:f13e4e563d65 170 snic_core_p->freeCmdBuf( payload_buf_p );
kishino 20:dd736d328de6 171 return -1;
kishino 20:dd736d328de6 172 }
kishino 20:dd736d328de6 173
kishino 20:dd736d328de6 174 if( uartCmdMgr_p->getCommandStatus() != UART_CMD_RES_SNIC_SUCCESS )
kishino 20:dd736d328de6 175 {
kishino 20:dd736d328de6 176 printf("send status:%02x\r\n", uartCmdMgr_p->getCommandStatus());
kishino 38:f13e4e563d65 177 snic_core_p->freeCmdBuf( payload_buf_p );
kishino 20:dd736d328de6 178 return -1;
kishino 20:dd736d328de6 179 }
kishino 38:f13e4e563d65 180 snic_core_p->freeCmdBuf( payload_buf_p );
kishino 20:dd736d328de6 181
kishino 20:dd736d328de6 182 // SNIC_SEND_FROM_SOCKET_REQ
kishino 20:dd736d328de6 183 return 0;
kishino 20:dd736d328de6 184 }
kishino 20:dd736d328de6 185
kishino 29:6a0ba999597d 186 int TCPSocketConnection::send_all(char *data_p, int length)
kishino 29:6a0ba999597d 187 {
kishino 29:6a0ba999597d 188 return send( data_p, length );
kishino 29:6a0ba999597d 189 }
kishino 29:6a0ba999597d 190
kishino 29:6a0ba999597d 191 int TCPSocketConnection::receive(char* data_p, int length)
kishino 20:dd736d328de6 192 {
kishino 20:dd736d328de6 193 int i = 0;
kishino 20:dd736d328de6 194
kishino 20:dd736d328de6 195 if( (data_p == NULL) || (length < 1) )
kishino 20:dd736d328de6 196 {
kishino 20:dd736d328de6 197 printf("TCPSocketConnection::receive parameter error\r\n");
kishino 20:dd736d328de6 198 return -1;
kishino 20:dd736d328de6 199 }
kishino 20:dd736d328de6 200
kishino 24:987e412ae879 201 C_SNIC_Core *snic_core_p = C_SNIC_Core::getInstance();
kishino 20:dd736d328de6 202 // Initialize connection information
kishino 24:987e412ae879 203 C_SNIC_Core::tagCONNECT_INFO_T *con_info_p = snic_core_p->getConnectInfo( mSocketID );
kishino 20:dd736d328de6 204 if( con_info_p->recvbuf_p == NULL )
kishino 20:dd736d328de6 205 {
kishino 20:dd736d328de6 206 printf("TCPSocketConnection::receive Conncection info error\r\n");
kishino 20:dd736d328de6 207 return -1;
kishino 20:dd736d328de6 208 }
kishino 20:dd736d328de6 209
kishino 20:dd736d328de6 210 // Check connection
kishino 20:dd736d328de6 211 if( con_info_p->is_connected == false )
kishino 20:dd736d328de6 212 {
kishino 20:dd736d328de6 213 printf(" Socket id \"%d\" is not connected\r\n", mSocketID);
kishino 20:dd736d328de6 214 return -1;
kishino 20:dd736d328de6 215 }
kishino 20:dd736d328de6 216
kishino 20:dd736d328de6 217 if( con_info_p->is_received == false )
kishino 20:dd736d328de6 218 {
kishino 20:dd736d328de6 219 // printf(" Socket id \"%d\" is not received\r\n", mSocketID);
kishino 20:dd736d328de6 220 return 0;
kishino 20:dd736d328de6 221 }
kishino 20:dd736d328de6 222
kishino 20:dd736d328de6 223 // Get packet data from buffer for receive.
kishino 20:dd736d328de6 224 for (i = 0; i < length; i ++)
kishino 20:dd736d328de6 225 {
kishino 20:dd736d328de6 226 if (con_info_p->recvbuf_p->dequeue(&data_p[i]) == false)
kishino 20:dd736d328de6 227 {
kishino 20:dd736d328de6 228 break;
kishino 20:dd736d328de6 229 }
kishino 20:dd736d328de6 230 }
kishino 20:dd736d328de6 231
kishino 20:dd736d328de6 232 if( con_info_p->recvbuf_p->isEmpty() )
kishino 20:dd736d328de6 233 {
kishino 39:a1233ca02edf 234 con_info_p->mutex.lock();
kishino 20:dd736d328de6 235 con_info_p->is_received = false;
kishino 39:a1233ca02edf 236 con_info_p->mutex.unlock();
kishino 20:dd736d328de6 237 }
kishino 20:dd736d328de6 238
kishino 20:dd736d328de6 239 return i;
kishino 20:dd736d328de6 240 }
kishino 32:ae95309643aa 241
kishino 32:ae95309643aa 242 void TCPSocketConnection::setAcceptSocket( int socket_id )
kishino 32:ae95309643aa 243 {
kishino 32:ae95309643aa 244 mSocketID = socket_id;
kishino 32:ae95309643aa 245 }