KDDI Fx0 hackathon / SNICInterface_mod

SNIC UART Interface library for Murata Type-YD module

Dependents:   WebSocketServerTest

Fork of SNICInterface_mod by Toyomasa Watarai

Socket/UDPSocket.cpp@43:d80bbb12ffe6, 2014-11-14 (annotated)

Committer:
kishino
Date:
Fri Nov 14 00:52:31 2014 +0000
Revision:
43:d80bbb12ffe6
Parent:
41:1c1b5ad4d491
Child:
46:e1cb45f7a27f
It was reviewed and modified the Receive logic of socket communication(TCP and UDP).

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 41:1c1b5ad4d491 19 * port to the muRata, SWITCH SCIENCE Wi-FI module TypeYD SNIC-UART.
kishino 39:a1233ca02edf 20 */
kishino 20:dd736d328de6 21 #include "Socket/UDPSocket.h"
kishino 20:dd736d328de6 22 #include <cstring>
kishino 20:dd736d328de6 23
kishino 20:dd736d328de6 24 UDPSocket::UDPSocket() {
kishino 20:dd736d328de6 25 }
kishino 20:dd736d328de6 26
kishino 26:f2e1030964e4 27 UDPSocket::~UDPSocket()
kishino 26:f2e1030964e4 28 {
kishino 26:f2e1030964e4 29 }
kishino 26:f2e1030964e4 30
kishino 20:dd736d328de6 31 int UDPSocket::init(void)
kishino 20:dd736d328de6 32 {
kishino 20:dd736d328de6 33 return 0;
kishino 20:dd736d328de6 34 }
kishino 20:dd736d328de6 35
kishino 20:dd736d328de6 36 // Server initialization
kishino 33:33f1bc919486 37 int UDPSocket::bind(short port)
kishino 20:dd736d328de6 38 {
kishino 33:33f1bc919486 39 int ret;
kishino 33:33f1bc919486 40 C_SNIC_Core *snic_core_p = C_SNIC_Core::getInstance();
kishino 33:33f1bc919486 41 C_SNIC_UartCommandManager *uartCmdMgr_p = snic_core_p->getUartCommand();
kishino 33:33f1bc919486 42
kishino 43:d80bbb12ffe6 43 FUNC_IN();
kishino 33:33f1bc919486 44 // Get local ip address.
kishino 33:33f1bc919486 45 // Get buffer for response payload from MemoryPool
kishino 38:f13e4e563d65 46 tagMEMPOOL_BLOCK_T *payload_buf_p = snic_core_p->allocCmdBuf();
kishino 38:f13e4e563d65 47 if( payload_buf_p == NULL )
kishino 33:33f1bc919486 48 {
kishino 40:b6b10c22a121 49 DEBUG_PRINT("UDP bind payload_buf_p NULL\r\n");
kishino 43:d80bbb12ffe6 50 FUNC_OUT();
kishino 33:33f1bc919486 51 return -1;
kishino 33:33f1bc919486 52 }
kishino 33:33f1bc919486 53
kishino 33:33f1bc919486 54 C_SNIC_Core::tagSNIC_GET_DHCP_INFO_REQ_T req;
kishino 33:33f1bc919486 55 // Make request
kishino 33:33f1bc919486 56 req.cmd_sid = UART_CMD_SID_SNIC_GET_DHCP_INFO_REQ;
kishino 33:33f1bc919486 57 req.seq = mUartRequestSeq++;
kishino 33:33f1bc919486 58 req.interface = 0;
kishino 33:33f1bc919486 59
kishino 38:f13e4e563d65 60 unsigned char *command_array_p = snic_core_p->getCommandBuf();
kishino 33:33f1bc919486 61 unsigned int command_len;
kishino 33:33f1bc919486 62 // Preparation of command
kishino 33:33f1bc919486 63 command_len = snic_core_p->preparationSendCommand( UART_CMD_ID_SNIC, req.cmd_sid, (unsigned char *)&req
kishino 38:f13e4e563d65 64 , sizeof(C_SNIC_Core::tagSNIC_GET_DHCP_INFO_REQ_T), payload_buf_p->buf, command_array_p );
kishino 33:33f1bc919486 65 // Send uart command request
kishino 38:f13e4e563d65 66 snic_core_p->sendUart( command_len, command_array_p );
kishino 33:33f1bc919486 67 // Wait UART response
kishino 33:33f1bc919486 68 ret = uartCmdMgr_p->wait();
kishino 33:33f1bc919486 69 if( ret != 0 )
kishino 33:33f1bc919486 70 {
kishino 40:b6b10c22a121 71 DEBUG_PRINT( "UDP bind failed\r\n" );
kishino 38:f13e4e563d65 72 snic_core_p->freeCmdBuf( payload_buf_p );
kishino 43:d80bbb12ffe6 73 FUNC_OUT();
kishino 33:33f1bc919486 74 return -1;
kishino 33:33f1bc919486 75 }
kishino 33:33f1bc919486 76
kishino 33:33f1bc919486 77 if( uartCmdMgr_p->getCommandStatus() != UART_CMD_RES_SNIC_SUCCESS )
kishino 33:33f1bc919486 78 {
kishino 40:b6b10c22a121 79 DEBUG_PRINT("UDP bind status:%02x\r\n", uartCmdMgr_p->getCommandStatus());
kishino 38:f13e4e563d65 80 snic_core_p->freeCmdBuf( payload_buf_p );
kishino 43:d80bbb12ffe6 81 FUNC_OUT();
kishino 33:33f1bc919486 82 return -1;
kishino 33:33f1bc919486 83 }
kishino 33:33f1bc919486 84
kishino 38:f13e4e563d65 85 unsigned int local_addr = (payload_buf_p->buf[9] << 24)
kishino 38:f13e4e563d65 86 | (payload_buf_p->buf[10] << 16)
kishino 38:f13e4e563d65 87 | (payload_buf_p->buf[11] << 8)
kishino 38:f13e4e563d65 88 | (payload_buf_p->buf[12]);
kishino 33:33f1bc919486 89
kishino 33:33f1bc919486 90
kishino 33:33f1bc919486 91 C_SNIC_Core::tagSNIC_UDP_CREATE_SOCKET_REQ_T create_req;
kishino 33:33f1bc919486 92
kishino 33:33f1bc919486 93 // Make request
kishino 33:33f1bc919486 94 create_req.cmd_sid = UART_CMD_SID_SNIC_UDP_CREATE_SOCKET_REQ;
kishino 33:33f1bc919486 95 create_req.seq = mUartRequestSeq++;
kishino 33:33f1bc919486 96 create_req.bind = 1;
kishino 33:33f1bc919486 97 // set ip addr ( byte order )
kishino 33:33f1bc919486 98 C_SNIC_UartMsgUtil::convertIntToByteAdday( local_addr, (char *)create_req.local_addr );
kishino 33:33f1bc919486 99 create_req.local_port[0] = ( (port & 0xFF00) >> 8 );
kishino 33:33f1bc919486 100 create_req.local_port[1] = (port & 0xFF);
kishino 33:33f1bc919486 101
kishino 33:33f1bc919486 102 // Preparation of command
kishino 33:33f1bc919486 103 command_len = snic_core_p->preparationSendCommand( UART_CMD_ID_SNIC, create_req.cmd_sid, (unsigned char *)&create_req
kishino 38:f13e4e563d65 104 , sizeof(C_SNIC_Core::tagSNIC_UDP_CREATE_SOCKET_REQ_T), payload_buf_p->buf, command_array_p );
kishino 33:33f1bc919486 105 // Send uart command request
kishino 38:f13e4e563d65 106 snic_core_p->sendUart( command_len, command_array_p );
kishino 33:33f1bc919486 107
kishino 33:33f1bc919486 108 // Wait UART response
kishino 33:33f1bc919486 109 ret = uartCmdMgr_p->wait();
kishino 33:33f1bc919486 110 if( ret != 0 )
kishino 33:33f1bc919486 111 {
kishino 40:b6b10c22a121 112 DEBUG_PRINT( "UDP bind failed\r\n" );
kishino 38:f13e4e563d65 113 snic_core_p->freeCmdBuf( payload_buf_p );
kishino 43:d80bbb12ffe6 114 FUNC_OUT();
kishino 33:33f1bc919486 115 return -1;
kishino 33:33f1bc919486 116 }
kishino 33:33f1bc919486 117
kishino 33:33f1bc919486 118 if( uartCmdMgr_p->getCommandStatus() != 0 )
kishino 33:33f1bc919486 119 {
kishino 40:b6b10c22a121 120 DEBUG_PRINT("UDP bind status:%02x\r\n", uartCmdMgr_p->getCommandStatus());
kishino 38:f13e4e563d65 121 snic_core_p->freeCmdBuf( payload_buf_p );
kishino 43:d80bbb12ffe6 122 FUNC_OUT();
kishino 33:33f1bc919486 123 return -1;
kishino 33:33f1bc919486 124 }
kishino 38:f13e4e563d65 125 mSocketID = payload_buf_p->buf[3];
kishino 33:33f1bc919486 126
kishino 43:d80bbb12ffe6 127 // Initialize connection information
kishino 43:d80bbb12ffe6 128 C_SNIC_Core::tagCONNECT_INFO_T *con_info_p = snic_core_p->getConnectInfo( mSocketID );
kishino 43:d80bbb12ffe6 129 if( con_info_p->recvbuf_p == NULL )
kishino 43:d80bbb12ffe6 130 {
kishino 43:d80bbb12ffe6 131 DEBUG_PRINT( "create recv buffer[socket:%d]\r\n", mSocketID);
kishino 43:d80bbb12ffe6 132 con_info_p->recvbuf_p = new CircBuffer<char>(SNIC_UART_RECVBUF_SIZE);
kishino 43:d80bbb12ffe6 133 }
kishino 43:d80bbb12ffe6 134 con_info_p->is_connected = true;
kishino 43:d80bbb12ffe6 135 con_info_p->is_received = false;
kishino 43:d80bbb12ffe6 136
kishino 33:33f1bc919486 137 C_SNIC_Core::tagSNIC_UDP_START_RECV_REQ_T recv_start_req;
kishino 33:33f1bc919486 138
kishino 33:33f1bc919486 139 // Make request
kishino 33:33f1bc919486 140 recv_start_req.cmd_sid = UART_CMD_SID_SNIC_UDP_START_RECV_REQ;
kishino 33:33f1bc919486 141 recv_start_req.seq = mUartRequestSeq++;
kishino 33:33f1bc919486 142 recv_start_req.socket_id = mSocketID;
kishino 33:33f1bc919486 143 recv_start_req.recv_bufsize[0] = ( (SNIC_UART_RECVBUF_SIZE & 0xFF00) >> 8 );
kishino 33:33f1bc919486 144 recv_start_req.recv_bufsize[1] = (SNIC_UART_RECVBUF_SIZE & 0xFF);
kishino 33:33f1bc919486 145
kishino 33:33f1bc919486 146 // Preparation of command
kishino 33:33f1bc919486 147 command_len = snic_core_p->preparationSendCommand( UART_CMD_ID_SNIC, recv_start_req.cmd_sid, (unsigned char *)&recv_start_req
kishino 38:f13e4e563d65 148 , sizeof(C_SNIC_Core::tagSNIC_UDP_START_RECV_REQ_T), payload_buf_p->buf, command_array_p );
kishino 33:33f1bc919486 149 // Send uart command request
kishino 38:f13e4e563d65 150 snic_core_p->sendUart( command_len, command_array_p );
kishino 33:33f1bc919486 151
kishino 33:33f1bc919486 152 // Wait UART response
kishino 33:33f1bc919486 153 ret = uartCmdMgr_p->wait();
kishino 33:33f1bc919486 154 if( ret != 0 )
kishino 33:33f1bc919486 155 {
kishino 40:b6b10c22a121 156 DEBUG_PRINT( "UDP recv start failed\r\n" );
kishino 38:f13e4e563d65 157 snic_core_p->freeCmdBuf( payload_buf_p );
kishino 43:d80bbb12ffe6 158 FUNC_OUT();
kishino 33:33f1bc919486 159 return -1;
kishino 33:33f1bc919486 160 }
kishino 33:33f1bc919486 161
kishino 33:33f1bc919486 162 if( uartCmdMgr_p->getCommandStatus() != 0 )
kishino 33:33f1bc919486 163 {
kishino 40:b6b10c22a121 164 DEBUG_PRINT("UDP recv start status:%02x\r\n", uartCmdMgr_p->getCommandStatus());
kishino 38:f13e4e563d65 165 snic_core_p->freeCmdBuf( payload_buf_p );
kishino 43:d80bbb12ffe6 166 FUNC_OUT();
kishino 33:33f1bc919486 167 return -1;
kishino 33:33f1bc919486 168 }
kishino 33:33f1bc919486 169
kishino 38:f13e4e563d65 170 snic_core_p->freeCmdBuf( payload_buf_p );
kishino 43:d80bbb12ffe6 171 FUNC_OUT();
kishino 20:dd736d328de6 172 return 0;
kishino 20:dd736d328de6 173 }
kishino 20:dd736d328de6 174
kishino 20:dd736d328de6 175 // -1 if unsuccessful, else number of bytes written
kishino 20:dd736d328de6 176 int UDPSocket::sendTo(Endpoint &remote, char *packet, int length)
kishino 20:dd736d328de6 177 {
kishino 33:33f1bc919486 178 C_SNIC_Core *snic_core_p = C_SNIC_Core::getInstance();
kishino 33:33f1bc919486 179 C_SNIC_UartCommandManager *uartCmdMgr_p = snic_core_p->getUartCommand();
kishino 33:33f1bc919486 180
kishino 43:d80bbb12ffe6 181 osThreadId tid = Thread::gettid();
kishino 43:d80bbb12ffe6 182
kishino 43:d80bbb12ffe6 183 // pc.printf("send[%08x] len:%d(%04x)\r\n", tid, length, length);
kishino 43:d80bbb12ffe6 184
kishino 43:d80bbb12ffe6 185 #if 0 // TODO: Not wait for command response(Tentative)
kishino 43:d80bbb12ffe6 186 snic_core_p->lockAPI();
kishino 43:d80bbb12ffe6 187 #endif
kishino 43:d80bbb12ffe6 188 FUNC_IN();
kishino 43:d80bbb12ffe6 189
kishino 43:d80bbb12ffe6 190 #if 0 // TODO: Not wait for command response(Tentative)
kishino 33:33f1bc919486 191 // Get buffer for response payload from MemoryPool
kishino 38:f13e4e563d65 192 tagMEMPOOL_BLOCK_T *payload_buf_p = snic_core_p->allocCmdBuf();
kishino 38:f13e4e563d65 193 if( payload_buf_p == NULL )
kishino 33:33f1bc919486 194 {
kishino 40:b6b10c22a121 195 DEBUG_PRINT("connect payload_buf_p NULL\r\n");
kishino 43:d80bbb12ffe6 196 FUNC_OUT();
kishino 43:d80bbb12ffe6 197 snic_core_p->unlockAPI();
kishino 33:33f1bc919486 198 return -1;
kishino 33:33f1bc919486 199 }
kishino 43:d80bbb12ffe6 200 #endif
kishino 43:d80bbb12ffe6 201
kishino 43:d80bbb12ffe6 202 C_SNIC_Core::tagSNIC_UDP_SEND_FROM_SOCKET_REQ_T req;
kishino 33:33f1bc919486 203 // Make request
kishino 43:d80bbb12ffe6 204 req.cmd_sid = UART_CMD_SID_SNIC_UDP_SEND_FROM_SOCKET_REQ;
kishino 33:33f1bc919486 205 req.seq = mUartRequestSeq++;
kishino 33:33f1bc919486 206
kishino 33:33f1bc919486 207 int addr_temp;
kishino 33:33f1bc919486 208 addr_temp = C_SNIC_UartMsgUtil::addrToInteger( remote.get_address() );
kishino 33:33f1bc919486 209 C_SNIC_UartMsgUtil::convertIntToByteAdday( addr_temp, (char *)req.remote_ip );
kishino 43:d80bbb12ffe6 210 req.remote_port[0] = ( (remote.get_port() & 0xFF00) >> 8 );
kishino 43:d80bbb12ffe6 211 req.remote_port[1] = (remote.get_port() & 0xFF);
kishino 43:d80bbb12ffe6 212 req.payload_len[0] = ( (length & 0xFF00) >> 8 );
kishino 43:d80bbb12ffe6 213 req.payload_len[1] = (length & 0xFF);
kishino 43:d80bbb12ffe6 214 req.socket_id = mSocketID;
kishino 43:d80bbb12ffe6 215 req.connection_mode = 1;
kishino 33:33f1bc919486 216
kishino 43:d80bbb12ffe6 217 // Initialize connection information
kishino 43:d80bbb12ffe6 218 C_SNIC_Core::tagCONNECT_INFO_T *con_info_p = snic_core_p->getConnectInfo( mSocketID );
kishino 43:d80bbb12ffe6 219 if( con_info_p != NULL )
kishino 43:d80bbb12ffe6 220 {
kishino 43:d80bbb12ffe6 221 con_info_p->from_ip = addr_temp;
kishino 43:d80bbb12ffe6 222 con_info_p->from_port = remote.get_port();
kishino 43:d80bbb12ffe6 223 }
kishino 43:d80bbb12ffe6 224
kishino 43:d80bbb12ffe6 225 int req_size = sizeof(C_SNIC_Core::tagSNIC_UDP_SEND_FROM_SOCKET_REQ_T);
kishino 33:33f1bc919486 226
kishino 33:33f1bc919486 227 char *send_buf_p = getSocketSendBuf();
kishino 33:33f1bc919486 228 memcpy( send_buf_p, &req, req_size );
kishino 33:33f1bc919486 229 memcpy( &send_buf_p[req_size], packet, length );
kishino 33:33f1bc919486 230
kishino 38:f13e4e563d65 231 unsigned char *command_array_p = snic_core_p->getCommandBuf();
kishino 33:33f1bc919486 232 unsigned int command_len;
kishino 43:d80bbb12ffe6 233
kishino 43:d80bbb12ffe6 234 // Make all command request
kishino 43:d80bbb12ffe6 235 command_len = C_SNIC_UartMsgUtil::makeRequest( UART_CMD_ID_SNIC, (unsigned char *)send_buf_p, req_size + length, command_array_p );
kishino 33:33f1bc919486 236
kishino 33:33f1bc919486 237 // Send uart command request
kishino 38:f13e4e563d65 238 snic_core_p->sendUart( command_len, command_array_p );
kishino 33:33f1bc919486 239
kishino 43:d80bbb12ffe6 240 #if 0 // TODO: Not wait for command response(Tentative)
kishino 33:33f1bc919486 241 // Wait UART response
kishino 33:33f1bc919486 242 int ret = uartCmdMgr_p->wait();
kishino 33:33f1bc919486 243 if( ret != 0 )
kishino 33:33f1bc919486 244 {
kishino 40:b6b10c22a121 245 DEBUG_PRINT( "send failed\r\n" );
kishino 38:f13e4e563d65 246 snic_core_p->freeCmdBuf( payload_buf_p );
kishino 43:d80bbb12ffe6 247 FUNC_OUT();
kishino 43:d80bbb12ffe6 248 snic_core_p->unlockAPI();
kishino 33:33f1bc919486 249 return -1;
kishino 33:33f1bc919486 250 }
kishino 33:33f1bc919486 251
kishino 33:33f1bc919486 252 if( uartCmdMgr_p->getCommandStatus() != UART_CMD_RES_SNIC_SUCCESS )
kishino 33:33f1bc919486 253 {
kishino 40:b6b10c22a121 254 DEBUG_PRINT("send status:%02x\r\n", uartCmdMgr_p->getCommandStatus());
kishino 38:f13e4e563d65 255 snic_core_p->freeCmdBuf( payload_buf_p );
kishino 43:d80bbb12ffe6 256 FUNC_OUT();
kishino 43:d80bbb12ffe6 257 snic_core_p->unlockAPI();
kishino 33:33f1bc919486 258 return -1;
kishino 33:33f1bc919486 259 }
kishino 38:f13e4e563d65 260 snic_core_p->freeCmdBuf( payload_buf_p );
kishino 43:d80bbb12ffe6 261 #endif
kishino 43:d80bbb12ffe6 262
kishino 43:d80bbb12ffe6 263 FUNC_OUT();
kishino 43:d80bbb12ffe6 264 #if 0 // TODO: Not wait for command response(Tentative)
kishino 43:d80bbb12ffe6 265 snic_core_p->unlockAPI();
kishino 43:d80bbb12ffe6 266 #endif
kishino 33:33f1bc919486 267 // SNIC_SEND_FROM_SOCKET_REQ
kishino 43:d80bbb12ffe6 268 wait(0.05);
kishino 43:d80bbb12ffe6 269
kishino 43:d80bbb12ffe6 270 return length;
kishino 43:d80bbb12ffe6 271 // return 0;
kishino 20:dd736d328de6 272 }
kishino 20:dd736d328de6 273
kishino 20:dd736d328de6 274 // -1 if unsuccessful, else number of bytes received
kishino 33:33f1bc919486 275 int UDPSocket::receiveFrom(Endpoint &remote, char *data_p, int length)
kishino 20:dd736d328de6 276 {
kishino 43:d80bbb12ffe6 277 FUNC_IN();
kishino 33:33f1bc919486 278 if( (data_p == NULL) || (length < 1) )
kishino 33:33f1bc919486 279 {
kishino 40:b6b10c22a121 280 DEBUG_PRINT("UDPSocket::receiveFrom parameter error\r\n");
kishino 43:d80bbb12ffe6 281 FUNC_OUT();
kishino 33:33f1bc919486 282 return -1;
kishino 33:33f1bc919486 283 }
kishino 43:d80bbb12ffe6 284
kishino 33:33f1bc919486 285 C_SNIC_Core *snic_core_p = C_SNIC_Core::getInstance();
kishino 33:33f1bc919486 286 // Initialize connection information
kishino 43:d80bbb12ffe6 287 C_SNIC_Core::tagCONNECT_INFO_T *con_info_p = snic_core_p->getConnectInfo( mSocketID );
kishino 33:33f1bc919486 288 if( con_info_p->recvbuf_p == NULL )
kishino 33:33f1bc919486 289 {
kishino 43:d80bbb12ffe6 290 DEBUG_PRINT("UDPSocket::receiveFrom Conncection info error\r\n");
kishino 43:d80bbb12ffe6 291 FUNC_OUT();
kishino 43:d80bbb12ffe6 292 return -1;
kishino 33:33f1bc919486 293 }
kishino 33:33f1bc919486 294
kishino 33:33f1bc919486 295 char remote_ip[20] = {'\0'};
kishino 33:33f1bc919486 296 sprintf( remote_ip, "%d.%d.%d.%d"
kishino 33:33f1bc919486 297 , (con_info_p->from_ip >>24) & 0x000000ff
kishino 33:33f1bc919486 298 , (con_info_p->from_ip >>16) & 0x000000ff
kishino 33:33f1bc919486 299 , (con_info_p->from_ip >>8) & 0x000000ff
kishino 33:33f1bc919486 300 , (con_info_p->from_ip) & 0x000000ff );
kishino 33:33f1bc919486 301 remote.set_address( remote_ip, con_info_p->from_port );
kishino 33:33f1bc919486 302
kishino 43:d80bbb12ffe6 303 con_info_p->mutex.lock();
kishino 43:d80bbb12ffe6 304 con_info_p->is_receive_complete = true;
kishino 43:d80bbb12ffe6 305 con_info_p->mutex.unlock();
kishino 43:d80bbb12ffe6 306 while( con_info_p->is_received == false )
kishino 43:d80bbb12ffe6 307 {
kishino 43:d80bbb12ffe6 308 Thread::yield();
kishino 43:d80bbb12ffe6 309 }
kishino 43:d80bbb12ffe6 310 // Get packet data from buffer for receive.
kishino 33:33f1bc919486 311 int i;
kishino 33:33f1bc919486 312 for (i = 0; i < length; i ++)
kishino 33:33f1bc919486 313 {
kishino 33:33f1bc919486 314 if (con_info_p->recvbuf_p->dequeue(&data_p[i]) == false)
kishino 33:33f1bc919486 315 {
kishino 33:33f1bc919486 316 break;
kishino 33:33f1bc919486 317 }
kishino 33:33f1bc919486 318 }
kishino 33:33f1bc919486 319 if( con_info_p->recvbuf_p->isEmpty() )
kishino 33:33f1bc919486 320 {
kishino 39:a1233ca02edf 321 con_info_p->mutex.lock();
kishino 33:33f1bc919486 322 con_info_p->is_received = false;
kishino 39:a1233ca02edf 323 con_info_p->mutex.unlock();
kishino 33:33f1bc919486 324 }
kishino 43:d80bbb12ffe6 325 FUNC_OUT();
kishino 33:33f1bc919486 326 return i;
kishino 20:dd736d328de6 327 }