Diff: SNICInterface/Socket/SNIC_Socket.cpp

Revision:

0:35a2186cf186

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/SNICInterface/Socket/SNIC_Socket.cpp	Wed Jul 12 10:49:10 2017 +0000
@@ -0,0 +1,262 @@
+/* Copyright (C) 2012 mbed.org, MIT License
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy of this software
+ * and associated documentation files (the "Software"), to deal in the Software without restriction,
+ * including without limitation the rights to use, copy, modify, merge, publish, distribute,
+ * sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all copies or
+ * substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
+ * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
+ * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+/* Copyright (C) 2014 Murata Manufacturing Co.,Ltd., MIT License
+ *  port to the muRata, SWITCH SCIENCE Wi-FI module TypeYD SNIC-UART.
+ */
+#include "SNICInterface/Socket/SNIC_Socket.h"
+#include <cstring>
+
+#include "mbed.h"
+#include "mbed-trace/mbed_trace.h"
+#define TRACE_GROUP "SNIC"
+
+char gSOCKET_SEND_BUF[2048] __attribute__((section("AHBSRAM1")));
+
+SnicSocket::SnicSocket()
+{
+    mSocketID = -1;
+    _callback = NULL;
+    _data = NULL;
+}
+
+void SnicSocket::set_blocking(bool blocking, unsigned int timeout) {
+    _blocking = blocking;
+    _timeout = timeout;
+}
+
+SnicSocket::~SnicSocket() {
+//    close(); //Don't want to leak
+}
+
+int SnicSocket::set_option(int level, int optname, const void *optval, socklen_t optlen) {
+    return 0;
+}
+
+int SnicSocket::get_option(int level, int optname, void *optval, socklen_t *optlen) {
+    return 0;
+}
+
+int SnicSocket::close(bool shutdown)
+{
+    C_SNIC_Core               *snic_core_p  = C_SNIC_Core::getInstance();
+    C_SNIC_UartCommandManager *uartCmdMgr_p = snic_core_p->getUartCommand();
+    
+    FUNC_IN();
+    // Get buffer for response payload from MemoryPool
+    tagMEMPOOL_BLOCK_T *payload_buf = snic_core_p->allocCmdBuf();
+    if( payload_buf == NULL )
+    {
+        DEBUG_PRINT("SnicSocket close payload_buf NULL\r\n");
+        FUNC_OUT();
+        return -1;
+    }
+
+    C_SNIC_Core::tagSNIC_CLOSE_SOCKET_REQ_T req;
+    
+    // Make request
+    req.cmd_sid   = UART_CMD_SID_SNIC_CLOSE_SOCKET_REQ;
+    req.seq       = mUartRequestSeq++;
+    req.socket_id = mSocketID;
+
+    unsigned char *command_array_p = snic_core_p->getCommandBuf();
+    unsigned int  command_len;
+    // Preparation of command
+    command_len = snic_core_p->preparationSendCommand( UART_CMD_ID_SNIC, req.cmd_sid, (unsigned char *)&req
+                            , sizeof(C_SNIC_Core::tagSNIC_CLOSE_SOCKET_REQ_T), payload_buf->buf, command_array_p );
+
+    // Send uart command request
+    snic_core_p->sendUart( command_len, command_array_p );
+
+    int ret;
+    // Wait UART response
+    ret = uartCmdMgr_p->wait();
+    if( ret != 0 )
+    {
+        DEBUG_PRINT( "SnicSocket close failed:%d\r\n", ret );
+        snic_core_p->freeCmdBuf( payload_buf );
+        FUNC_OUT();
+        return -1;
+    }
+    
+    if( uartCmdMgr_p->getCommandStatus() != 0 )
+    {
+        DEBUG_PRINT("SnicSocket close status:%02x\r\n", uartCmdMgr_p->getCommandStatus());
+        snic_core_p->freeCmdBuf( payload_buf );
+        FUNC_OUT();
+        return -1;
+    }
+    snic_core_p->freeCmdBuf( payload_buf );
+    FUNC_OUT();
+    return 0;
+}
+
+int SnicSocket::createSocket( unsigned char bind, unsigned int local_addr, unsigned short port )
+{
+    C_SNIC_Core               *snic_core_p  = C_SNIC_Core::getInstance();
+    C_SNIC_UartCommandManager *uartCmdMgr_p = snic_core_p->getUartCommand();
+    
+    FUNC_IN();
+    // Get buffer for response payload from MemoryPool
+    tagMEMPOOL_BLOCK_T *payload_buf = snic_core_p->allocCmdBuf();
+    if( payload_buf == NULL )
+    {
+        DEBUG_PRINT("createSocket payload_buf NULL\r\n");
+        FUNC_OUT();
+        return -1;
+    }
+
+    C_SNIC_Core::tagSNIC_TCP_CREATE_SOCKET_REQ_T req;
+    int req_len = 0;
+    
+    // Make request
+    req.cmd_sid  = UART_CMD_SID_SNIC_TCP_CREATE_SOCKET_REQ;
+    req_len++;
+    req.seq      = mUartRequestSeq++;
+    req_len++;
+    req.bind     = bind;
+    req_len++;
+    if( bind != 0 )
+    {
+        // set ip addr ( byte order )
+        C_SNIC_UartMsgUtil::convertIntToByteAdday( local_addr, (char *)req.local_addr );
+        req.local_port[0] = ( (port & 0xFF00) >> 8 );
+        req.local_port[1] = (port & 0xFF);
+
+        req_len = sizeof(C_SNIC_Core::tagSNIC_TCP_CREATE_SOCKET_REQ_T);
+    }
+
+    unsigned char *command_array_p = snic_core_p->getCommandBuf();
+    unsigned int  command_len;
+    // Preparation of command
+    command_len = snic_core_p->preparationSendCommand( UART_CMD_ID_SNIC, req.cmd_sid, (unsigned char *)&req
+                            , req_len, payload_buf->buf, command_array_p );
+    // Send uart command request
+    snic_core_p->sendUart( command_len, command_array_p );
+
+    int ret;
+    // Wait UART response
+    ret = uartCmdMgr_p->wait();
+    if( ret != 0 )
+    {
+        DEBUG_PRINT( "createSocket failed\r\n" );
+        snic_core_p->freeCmdBuf( payload_buf );
+        FUNC_OUT();
+        return -1;
+    }
+
+    if( uartCmdMgr_p->getCommandStatus() != 0 )
+    {
+        DEBUG_PRINT("createSocket status:%02x\r\n", uartCmdMgr_p->getCommandStatus());
+        snic_core_p->freeCmdBuf( payload_buf );
+        FUNC_OUT();
+        return -1;
+    }
+    mSocketID = payload_buf->buf[3];
+    tr_debug("createSocket:mSocketID=%d", mSocketID);
+    snic_core_p->freeCmdBuf( payload_buf );
+    FUNC_OUT();
+    return 0;
+}
+
+int SnicSocket::resolveHostName( const char *host_p )
+{
+    C_SNIC_Core               *snic_core_p  = C_SNIC_Core::getInstance();
+    C_SNIC_UartCommandManager *uartCmdMgr_p = snic_core_p->getUartCommand();
+    int ip_addr = 0;
+
+    if( host_p == NULL )
+    {
+        DEBUG_PRINT("resolveHostName parameter error\r\n");
+        return -1;
+    }
+    
+    // Get buffer for response payload from MemoryPool
+    tagMEMPOOL_BLOCK_T *payload_buf = snic_core_p->allocCmdBuf();
+    if( payload_buf == NULL )
+    {
+        DEBUG_PRINT("resolveHostName payload_buf NULL\r\n");
+        return -1;
+    }
+    
+    unsigned char *buf_p = (unsigned char *)getSocketSendBuf();
+    unsigned int  buf_len = 0;
+
+    memset( buf_p, 0, UART_REQUEST_PAYLOAD_MAX );
+    // Make request
+    buf_p[0] = UART_CMD_SID_SNIC_RESOLVE_NAME_REQ;
+    buf_len++;
+    buf_p[1] = mUartRequestSeq++;
+    buf_len++;
+    // Interface 
+    buf_p[2] = 0;
+    buf_len++;
+    
+    // Host name length
+    int hostname_len = strlen(host_p);
+    buf_p[3] = (unsigned char)hostname_len;
+    buf_len++;
+    memcpy( &buf_p[4], host_p, hostname_len );
+    buf_len += hostname_len;
+    
+    unsigned char *command_array_p = snic_core_p->getCommandBuf();
+    unsigned int   command_len;
+    command_len = snic_core_p->preparationSendCommand( UART_CMD_ID_SNIC, UART_CMD_SID_SNIC_RESOLVE_NAME_REQ, buf_p
+                        , buf_len, payload_buf->buf, command_array_p );
+    // Send uart command request
+    snic_core_p->sendUart( command_len, command_array_p );
+    
+    int ret;
+    // Wait UART response
+    ret = uartCmdMgr_p->wait();
+    if( ret != 0 )
+    {
+        DEBUG_PRINT( "resolveHostName failed\r\n" );
+        snic_core_p->freeCmdBuf( payload_buf );
+        return -1;
+    }
+    
+    // check status
+    if( uartCmdMgr_p->getCommandStatus() == 0 )
+    {
+        ip_addr = ((payload_buf->buf[3] << 24) & 0xFF000000)
+                | ((payload_buf->buf[4] << 16) & 0xFF0000)
+                | ((payload_buf->buf[5] << 8)  & 0xFF00)
+                | (payload_buf->buf[6]);
+    }
+
+    snic_core_p->freeCmdBuf( payload_buf );
+    return ip_addr;
+}
+
+char *SnicSocket::getSocketSendBuf()
+{
+    return gSOCKET_SEND_BUF;
+}
+
+void SnicSocket::socket_attach(void (*callback)(void *), void *data)
+{
+    _callback = callback;
+    _data = data;
+}
+
+void SnicSocket::event()
+{
+    if (_callback) {
+        (*_callback)(_data);
+    }
+}