ban4jp - / SNICInterface_PullReq

for EthernetInterface library compatibility.\\ ** Unoffical fix. may be a problem. **

Dependents:   SNIC-httpclient-example SNIC-ntpclient-example

Fork of SNICInterface by muRata

SNIC/SNIC_Core.cpp@12:0254eaccfda2, 2014-03-25 (annotated)

Committer:
kishino
Date:
Tue Mar 25 01:42:25 2014 +0000
Revision:
12:0254eaccfda2
Child:
14:54378c96d285
Refactoring of the class name

Who changed what in which revision?

UserRevisionLine numberNew contents of line
kishino 12:0254eaccfda2 1 #include "mbed.h"
kishino 12:0254eaccfda2 2 #include "SNIC_Core.h"
kishino 12:0254eaccfda2 3 #include "SNIC_UartMsgUtil.h"
kishino 12:0254eaccfda2 4 #include <string>
kishino 12:0254eaccfda2 5
kishino 12:0254eaccfda2 6 using namespace murata_wifi;
kishino 12:0254eaccfda2 7
kishino 12:0254eaccfda2 8 #define UART_RECVBUF_SIZE 2048
kishino 12:0254eaccfda2 9 typedef struct
kishino 12:0254eaccfda2 10 {
kishino 12:0254eaccfda2 11 unsigned char buf[UART_RECVBUF_SIZE];
kishino 12:0254eaccfda2 12 unsigned int size;
kishino 12:0254eaccfda2 13 bool is_receive;
kishino 12:0254eaccfda2 14 }tagUART_RECVBUF_T;
kishino 12:0254eaccfda2 15 tagUART_RECVBUF_T gUART_RCVBUF;
kishino 12:0254eaccfda2 16 unsigned char gUART_TEMP_BUF[UART_RECVBUF_SIZE];
kishino 12:0254eaccfda2 17
kishino 12:0254eaccfda2 18 C_SNIC_Core *C_SNIC_Core::mInstance_p = NULL;
kishino 12:0254eaccfda2 19
kishino 12:0254eaccfda2 20 C_SNIC_Core *C_SNIC_Core::getInstance()
kishino 12:0254eaccfda2 21 {
kishino 12:0254eaccfda2 22 if( mInstance_p == NULL )
kishino 12:0254eaccfda2 23 {
kishino 12:0254eaccfda2 24 mInstance_p = new C_SNIC_Core();
kishino 12:0254eaccfda2 25 }
kishino 12:0254eaccfda2 26 return mInstance_p;
kishino 12:0254eaccfda2 27 }
kishino 12:0254eaccfda2 28
kishino 12:0254eaccfda2 29 C_SNIC_Core::C_SNIC_Core()
kishino 12:0254eaccfda2 30 {
kishino 12:0254eaccfda2 31 int i;
kishino 12:0254eaccfda2 32
kishino 12:0254eaccfda2 33 for( i = 0; i < MAX_SOCKET_ID+1; i++ )
kishino 12:0254eaccfda2 34 {
kishino 12:0254eaccfda2 35 mConnectInfo[i].recvbuf_p = NULL;
kishino 12:0254eaccfda2 36 mConnectInfo[i].is_connected = false;
kishino 12:0254eaccfda2 37 }
kishino 12:0254eaccfda2 38
kishino 12:0254eaccfda2 39 mUartRecvThread_p = NULL;
kishino 12:0254eaccfda2 40 }
kishino 12:0254eaccfda2 41
kishino 12:0254eaccfda2 42 int C_SNIC_Core::initUart(PinName tx, PinName rx, int baud)
kishino 12:0254eaccfda2 43 {
kishino 12:0254eaccfda2 44 // printf("[C_SNIC_Core::initUart]1\r\n");
kishino 12:0254eaccfda2 45
kishino 12:0254eaccfda2 46 mUartRequestSeq = 0;
kishino 12:0254eaccfda2 47
kishino 12:0254eaccfda2 48 mUart_p = new RawSerial( tx, rx );
kishino 12:0254eaccfda2 49 mUart_p->baud( baud );
kishino 12:0254eaccfda2 50 mUart_p->format(8, SerialBase::None, 1);
kishino 12:0254eaccfda2 51
kishino 12:0254eaccfda2 52 // printf("[C_SNIC_Core::initUart]2\r\n");
kishino 12:0254eaccfda2 53 // Initialize uart
kishino 12:0254eaccfda2 54 gUART_RCVBUF.is_receive = false;
kishino 12:0254eaccfda2 55 gUART_RCVBUF.size = 0;
kishino 12:0254eaccfda2 56
kishino 12:0254eaccfda2 57 // Create UART recv thread
kishino 12:0254eaccfda2 58 mUartRecvThread_p = new Thread( C_SNIC_Core::uartRecvThread );
kishino 12:0254eaccfda2 59 // printf("[C_SNIC_Core::initUart]3\r\n");
kishino 12:0254eaccfda2 60 if( mUartRecvThread_p == NULL )
kishino 12:0254eaccfda2 61 {
kishino 12:0254eaccfda2 62 printf("[C_SNIC_Core::initUart] thread cread failed\r\n");
kishino 12:0254eaccfda2 63 return -1;
kishino 12:0254eaccfda2 64 }
kishino 12:0254eaccfda2 65
kishino 12:0254eaccfda2 66 return 0;
kishino 12:0254eaccfda2 67 }
kishino 12:0254eaccfda2 68
kishino 12:0254eaccfda2 69 unsigned int C_SNIC_Core::preparationSendCommand( unsigned char cmd_id, unsigned char cmd_sid
kishino 12:0254eaccfda2 70 , unsigned char *req_buf_p, unsigned int req_buf_len
kishino 12:0254eaccfda2 71 , unsigned char *response_buf_p, unsigned char *command_p )
kishino 12:0254eaccfda2 72 {
kishino 12:0254eaccfda2 73 unsigned char payload_array[UART_REQUEST_PAYLOAD_MAX];
kishino 12:0254eaccfda2 74 unsigned short payload_len;
kishino 12:0254eaccfda2 75 unsigned int command_len = 0;
kishino 12:0254eaccfda2 76
kishino 12:0254eaccfda2 77 // Make command payload
kishino 12:0254eaccfda2 78 payload_len = C_SNIC_UartMsgUtil::makePayload( req_buf_len, req_buf_p, payload_array );
kishino 12:0254eaccfda2 79 // Make all command request
kishino 12:0254eaccfda2 80 command_len = C_SNIC_UartMsgUtil::makeRequest( cmd_id, payload_array, payload_len, command_p );
kishino 12:0254eaccfda2 81
kishino 12:0254eaccfda2 82 // Set data for response
kishino 12:0254eaccfda2 83 mUartCommand.setCommandID( cmd_id );
kishino 12:0254eaccfda2 84 mUartCommand.setCommandSID( cmd_sid | 0x80 );
kishino 12:0254eaccfda2 85 mUartCommand.setResponseBuf( response_buf_p );
kishino 12:0254eaccfda2 86
kishino 12:0254eaccfda2 87 return command_len;
kishino 12:0254eaccfda2 88 }
kishino 12:0254eaccfda2 89
kishino 12:0254eaccfda2 90 int C_SNIC_Core::sendUart( unsigned int len, unsigned char *data )
kishino 12:0254eaccfda2 91 {
kishino 12:0254eaccfda2 92 int ret = 0;
kishino 12:0254eaccfda2 93
kishino 12:0254eaccfda2 94 mUartMutex.lock();
kishino 12:0254eaccfda2 95 for( int i = 0; i < len; i++ )
kishino 12:0254eaccfda2 96 {
kishino 12:0254eaccfda2 97 // Write to UART
kishino 12:0254eaccfda2 98 ret = mUart_p->putc( data[i] );
kishino 12:0254eaccfda2 99 if( ret == -1 )
kishino 12:0254eaccfda2 100 {
kishino 12:0254eaccfda2 101 ret = -1;
kishino 12:0254eaccfda2 102 break;
kishino 12:0254eaccfda2 103 }
kishino 12:0254eaccfda2 104 }
kishino 12:0254eaccfda2 105 mUartMutex.unlock();
kishino 12:0254eaccfda2 106 return ret;
kishino 12:0254eaccfda2 107 }
kishino 12:0254eaccfda2 108
kishino 12:0254eaccfda2 109 tagMEMPOOL_BLOCK_T *C_SNIC_Core::getAlocCmdBuf()
kishino 12:0254eaccfda2 110 {
kishino 12:0254eaccfda2 111 // Get buffer from MemoryPool
kishino 12:0254eaccfda2 112 return mMemPoolPayload.alloc();
kishino 12:0254eaccfda2 113 }
kishino 12:0254eaccfda2 114
kishino 12:0254eaccfda2 115 void C_SNIC_Core::freeCmdBuf( tagMEMPOOL_BLOCK_T *buf_p )
kishino 12:0254eaccfda2 116 {
kishino 12:0254eaccfda2 117 mMemPoolPayload.free( buf_p );
kishino 12:0254eaccfda2 118 }
kishino 12:0254eaccfda2 119
kishino 12:0254eaccfda2 120 tagCONNECT_INFO_T *C_SNIC_Core::getConnectInfo( int socket_id )
kishino 12:0254eaccfda2 121 {
kishino 12:0254eaccfda2 122 if( (socket_id < 0) || (socket_id > MAX_SOCKET_ID) )
kishino 12:0254eaccfda2 123 {
kishino 12:0254eaccfda2 124 return NULL;
kishino 12:0254eaccfda2 125 }
kishino 12:0254eaccfda2 126 return &mConnectInfo[socket_id];
kishino 12:0254eaccfda2 127 }
kishino 12:0254eaccfda2 128
kishino 12:0254eaccfda2 129 DigitalOut led1(LED1);
kishino 12:0254eaccfda2 130 void C_SNIC_Core::uartRecvThread (void const *args_p) {
kishino 12:0254eaccfda2 131
kishino 12:0254eaccfda2 132 C_SNIC_Core *instance_p = C_SNIC_Core::getInstance();
kishino 12:0254eaccfda2 133 if ( instance_p == NULL )
kishino 12:0254eaccfda2 134 {
kishino 12:0254eaccfda2 135 printf("Socket constructor error: no wifly instance available!\r\n");
kishino 12:0254eaccfda2 136 }
kishino 12:0254eaccfda2 137
kishino 12:0254eaccfda2 138 int recvdata = 0;
kishino 12:0254eaccfda2 139 int i;
kishino 12:0254eaccfda2 140
kishino 12:0254eaccfda2 141 /* UART recv thread main loop */
kishino 12:0254eaccfda2 142 for (;;)
kishino 12:0254eaccfda2 143 {
kishino 12:0254eaccfda2 144 while( instance_p->mUart_p->readable() )
kishino 12:0254eaccfda2 145 {
kishino 12:0254eaccfda2 146 // Receive data from UART.
kishino 12:0254eaccfda2 147 instance_p->mUartMutex.lock();
kishino 12:0254eaccfda2 148 recvdata = instance_p->mUart_p->getc();
kishino 12:0254eaccfda2 149 instance_p->mUartMutex.unlock();
kishino 12:0254eaccfda2 150
kishino 12:0254eaccfda2 151 // Check UART receiving flg
kishino 12:0254eaccfda2 152 if( gUART_RCVBUF.is_receive )
kishino 12:0254eaccfda2 153 {
kishino 12:0254eaccfda2 154 gUART_RCVBUF.buf[ gUART_RCVBUF.size ] = (unsigned char)recvdata;
kishino 12:0254eaccfda2 155 gUART_RCVBUF.size++;
kishino 12:0254eaccfda2 156 // Check received data is EOM.
kishino 12:0254eaccfda2 157 if( recvdata == UART_CMD_EOM )
kishino 12:0254eaccfda2 158 {
kishino 12:0254eaccfda2 159 led1 = 0;
kishino 12:0254eaccfda2 160 #if 0
kishino 12:0254eaccfda2 161 printf("[recv]\r\n");
kishino 12:0254eaccfda2 162 for( i = 0; i < gUART_RCVBUF.size; i++ )
kishino 12:0254eaccfda2 163 {
kishino 12:0254eaccfda2 164 printf("%02x ", gUART_RCVBUF.buf[i]);
kishino 12:0254eaccfda2 165 }
kishino 12:0254eaccfda2 166 printf("\r\n");
kishino 12:0254eaccfda2 167 #endif
kishino 12:0254eaccfda2 168 unsigned char command_id;
kishino 12:0254eaccfda2 169 // Get payload from received data from UART.
kishino 12:0254eaccfda2 170 int payload_len = C_SNIC_UartMsgUtil::getResponsePayload( gUART_RCVBUF.size, gUART_RCVBUF.buf
kishino 12:0254eaccfda2 171 , &command_id, gUART_TEMP_BUF );
kishino 12:0254eaccfda2 172
kishino 12:0254eaccfda2 173 // Check receive a TCP or UDP packet
kishino 12:0254eaccfda2 174 if( (command_id == UART_CMD_ID_SNIC) && (gUART_TEMP_BUF[0] == UART_CMD_SID_SNIC_CONNECTION_RECV_IND) )
kishino 12:0254eaccfda2 175 {
kishino 12:0254eaccfda2 176 // Packet buffering
kishino 12:0254eaccfda2 177 instance_p->mUartCommand.bufferredPacket( gUART_TEMP_BUF, payload_len );
kishino 12:0254eaccfda2 178 }
kishino 12:0254eaccfda2 179
kishino 12:0254eaccfda2 180 // Check scan results indication
kishino 12:0254eaccfda2 181 else if( (command_id == UART_CMD_ID_WIFI) && (gUART_TEMP_BUF[0] == UART_CMD_SID_WIFI_SCAN_RESULT_IND) )
kishino 12:0254eaccfda2 182 {
kishino 12:0254eaccfda2 183 // Scan result indicate
kishino 12:0254eaccfda2 184 instance_p->mUartCommand.scanResultIndicate( gUART_TEMP_BUF, payload_len );
kishino 12:0254eaccfda2 185 }
kishino 12:0254eaccfda2 186 // Checks in the command which is waiting.
kishino 12:0254eaccfda2 187 else if( instance_p->mUartCommand.isWaitingCommand(command_id, gUART_TEMP_BUF) )
kishino 12:0254eaccfda2 188 {
kishino 12:0254eaccfda2 189 // Get buffer for payload data
kishino 12:0254eaccfda2 190 unsigned char *payload_buf_p = instance_p->mUartCommand.getResponseBuf();
kishino 12:0254eaccfda2 191 if( payload_buf_p != NULL )
kishino 12:0254eaccfda2 192 {
kishino 12:0254eaccfda2 193 memcpy( payload_buf_p, gUART_TEMP_BUF, payload_len );
kishino 12:0254eaccfda2 194 instance_p->mUartCommand.setResponseBuf( NULL );
kishino 12:0254eaccfda2 195 }
kishino 12:0254eaccfda2 196 // Set status
kishino 12:0254eaccfda2 197 instance_p->mUartCommand.setCommandStatus( gUART_TEMP_BUF[2] );
kishino 12:0254eaccfda2 198 // Set signal for command response wait.
kishino 12:0254eaccfda2 199 instance_p->mUartCommand.signal();
kishino 12:0254eaccfda2 200 }
kishino 12:0254eaccfda2 201
kishino 12:0254eaccfda2 202 gUART_RCVBUF.size = 0;
kishino 12:0254eaccfda2 203 gUART_RCVBUF.is_receive = false;
kishino 12:0254eaccfda2 204 }
kishino 12:0254eaccfda2 205 }
kishino 12:0254eaccfda2 206 else
kishino 12:0254eaccfda2 207 {
kishino 12:0254eaccfda2 208 // Check received data is SOM.
kishino 12:0254eaccfda2 209 if( recvdata == UART_CMD_SOM )
kishino 12:0254eaccfda2 210 {
kishino 12:0254eaccfda2 211 led1 = 1;
kishino 12:0254eaccfda2 212 gUART_RCVBUF.size = 0;
kishino 12:0254eaccfda2 213 gUART_RCVBUF.buf[ gUART_RCVBUF.size ] = (unsigned char)recvdata;
kishino 12:0254eaccfda2 214 gUART_RCVBUF.size++;
kishino 12:0254eaccfda2 215 gUART_RCVBUF.is_receive = true;
kishino 12:0254eaccfda2 216 }
kishino 12:0254eaccfda2 217 }
kishino 12:0254eaccfda2 218 // Thread::yield();
kishino 12:0254eaccfda2 219 }
kishino 12:0254eaccfda2 220 Thread::yield();
kishino 12:0254eaccfda2 221 }
kishino 12:0254eaccfda2 222 }
kishino 12:0254eaccfda2 223