File content as of revision 26:f2e1030964e4:

/******************* Murata Manufacturing Co.,Ltd. 2014 *****************
 *
 * Filename:   SNIC_Core.h
 *
 * Purpose:    This module has define of internal common function for API.
 *              
 * $Author: kishino $
 *
 * $Date: 2014/03/26 $
 *
 * $Revision: 0.0.0.1 $
 * ***********************************************************************/
#ifndef _SNIC_CORE_H_
#define _SNIC_CORE_H_

#include "MurataObject.h"
#include "mbed.h"
#include "rtos.h"
#include "RawSerial.h"
#include "CBuffer.h"

#include "SNIC_UartCommandManager.h"

namespace murata_wifi
{
#define UART_REQUEST_PAYLOAD_MAX 256

#define MEMPOOL_BLOCK_SIZE  2048
#define MEMPOOL_PAYLOAD_NUM 1
#define MAX_SOCKET_ID   5

/** Wi-Fi security
 */
typedef enum SECURITY {
    /** Securiry Open */
    e_SEC_OPEN       = 0x00,
    /** Securiry WEP */
    e_SEC_WEP        = 0x01,
    /** Securiry WPA-PSK(TKIP) */
    e_SEC_WPA_TKIP   = 0x02,
    /** Securiry WPA2-PSK(AES) */
    e_SEC_WPA2_AES   = 0x04,
    /** Securiry WPA2-PSK(TKIP/AES) */
    e_SEC_WPA2_MIXED = 0x06,
    /** Securiry WPA-PSK(AES) */
    e_SEC_WPA_AES    = 0x07
}E_SECURITY;

/** Wi-Fi status
 */
typedef enum WIFI_STATUS {
    /** Wi-Fi OFF */
    e_STATUS_OFF = 0,
    /** No network */
    e_NO_NETWORK,
    /** Connected to AP (STA mode) */
    e_STA_JOINED,
    /** Started  on AP mode */
    e_AP_STARTED
}E_WIFI_STATUS;

/** Internal class used by any other classes. This class is singleton.
 */
class C_SNIC_Core: public C_MurataObject
{
friend class C_SNIC_UartCommandManager;
friend class C_SNIC_WifiInterface;
friend class TCPSocketConnection;
friend class Socket;

private:
    /** Memorypool for SNIC UART Response
     */
    typedef struct
    {
        unsigned char buf[MEMPOOL_BLOCK_SIZE];
    }tagMEMPOOL_BLOCK_T;

    /** Wi-Fi Network type
     */
    typedef enum NETWORK_TYPE {
        /** Infrastructure */
        e_INFRA = 0,
        /** Adhoc */
        e_ADHOC = 1
    }E_NETWORK_TYPE;

    /** Connection information
    */
    typedef struct {
        CircBuffer<unsigned char>    *recvbuf_p;
        bool                is_connected;
        bool                is_received;
    }tagCONNECT_INFO_T;

    /** GEN_FW_VER_GET_REQ Command */
    typedef struct 
    {
        unsigned char cmd_sid;
        unsigned char seq;
    }tagGEN_FW_VER_GET_REQ_T;

    /** SNIC_INIT_REQ */
    typedef struct
    {
        unsigned char  cmd_sid;
        unsigned char  seq;
        unsigned short buf_size;
    }tagSNIC_INIT_REQ_T;
    
    /** SNIC_TCP_CREATE_SOCKET_REQ */
    typedef struct
    {
        unsigned char  cmd_sid;
        unsigned char  seq;
        unsigned char  bind;
        unsigned char  local_addr[4];
        unsigned char  local_port[2];
    }tagSNIC_TCP_CREATE_SOCKET_REQ_T;
    
    /** SNIC_TCP_SEND_FROM_SOCKET_REQ */
    typedef struct
    {
        unsigned char cmd_sid;
        unsigned char seq;
        unsigned char socket_id;
        unsigned char option;
        unsigned char payload_len[2];
    }tagSNIC_TCP_SEND_FROM_SOCKET_REQ_T;
    
    /** SNIC_TCP_CONNECT_TO_SERVER_REQ */
    typedef struct
    {
        unsigned char cmd_sid;
        unsigned char seq;
        unsigned char socket_id;
        unsigned char remote_addr[4];
        unsigned char remote_port[2];
        unsigned char recv_bufsize[2];
        unsigned char timeout;
    }tagSNIC_TCP_CONNECT_TO_SERVER_REQ_T;
    
    /** WIFI_ON_REQ Command */
    typedef struct 
    {
        unsigned char cmd_sid;
        unsigned char seq;
        char country[COUNTRYC_CODE_LENTH];
    }tagWIFI_ON_REQ_T;
    
    /** WIFI_OFF_REQ Command */
    typedef struct 
    {
        unsigned char cmd_sid;
        unsigned char seq;
    }tagWIFI_OFF_REQ_T;
    
    /** WIFI_DISCONNECT_REQ Command */
    typedef struct 
    {
        unsigned char cmd_sid;
        unsigned char seq;
    }tagWIFI_DISCONNECT_REQ_T;
    
    /** WIFI_GET_STA_RSSI_REQ Command */
    typedef struct 
    {
        unsigned char cmd_sid;
        unsigned char seq;
    }tagWIFI_GET_STA_RSSI_REQ_T;
    
    /** WIFI_GET_STATUS_REQ Command */
    typedef struct 
    {
        unsigned char cmd_sid;
        unsigned char seq;
        unsigned char interface;
    }tagWIFI_GET_STATUS_REQ_T;
    
    /** WIFI_SCAN_REQ Command */
    typedef struct 
    {
        unsigned char cmd_sid;
        unsigned char seq;
        unsigned char scan_type;
        unsigned char bss_type;
        unsigned char bssid[BSSID_MAC_LENTH];
        unsigned char chan_list;
        unsigned char ssid[SSID_MAX_LENGTH+1];
    }tagWIFI_SCAN_REQ_T;


    /** Get buffer for command from memory pool.
        @return Pointer of buffer
     */
    C_SNIC_Core::tagMEMPOOL_BLOCK_T *allocCmdBuf();
    
    /** Release buffer to memory pool.
        @param buf_p Pointer of buffer
     */
    void freeCmdBuf( tagMEMPOOL_BLOCK_T *buf_p );

    /** Initialize UART
    */
    int initUart( PinName tx, PinName rx, int baud );

    /** Send data to UART
        @param len  Length of send data
        @param data Pointer of send data
        @return 0:success/other:fail
    */
    int sendUart( unsigned int len, unsigned char *data );

    /** Preparation of the UART command
        @param cmd_id           UART Command ID
        @param cmd_sid          UART Command  SubID
        @param req_buf_p        Pointer of UART request buffer
        @param req_buf_len      Length of UART request buffer
        @param response_buf_p   Pointer of UART response buffer
        @param command_p        Pointer of UART command[output]
        @return Length of UART command.
    */
    unsigned int preparationSendCommand( unsigned char cmd_id, unsigned char cmd_sid
                                , unsigned char *req_buf_p,    unsigned int req_buf_len
                                , unsigned char *response_buf_p, unsigned char *command_p );

    /** 
        Get pointer of connection information.
        @param socket_id    Socket ID
        @return The pointer of connection information
    */
    C_SNIC_Core::tagCONNECT_INFO_T   *getConnectInfo( int socket_id );

    /**
        Get pointer of the instance of C_SNIC_UartCommandManager.
        @return The pointer of the instance of C_SNIC_UartCommandManager.
    */
    C_SNIC_UartCommandManager *getUartCommand();

    /** Get an instance of the C_SNIC_Core class.
        @return Instance of the C_SNIC_Core class
        @note   Please do not create an instance in the default constructor this class.
                Please use this method when you want to get an instance.
    */
    static C_SNIC_Core *getInstance();

private:
    static C_SNIC_Core        *mInstance_p;
    Thread                    *mUartRecvThread_p;
    RawSerial                 *mUart_p;
    Mutex                      mUartMutex;
//    DigitalInOut             mModuleReset;
    C_SNIC_UartCommandManager *mUartCommand_p;

    /** MemoryPool for payload of UART response */
    MemoryPool<tagMEMPOOL_BLOCK_T, MEMPOOL_PAYLOAD_NUM>     mMemPoolPayload;
  
    /** Socket buffer */
    tagCONNECT_INFO_T   mConnectInfo[MAX_SOCKET_ID+1];
  
    /** Constructor
     */
    C_SNIC_Core();

    virtual ~C_SNIC_Core();
    /** Receiving thread of UART
    */
    static void uartRecvThread( void const *args_p );
};
}

#endif