GSM-driver.zip_Communicating_GSM_GSM AT

//***************************************************************************** // // gsm.c - library for gsm functionality // // // //***************************************************************************** //***************************************************************************** // //! \addtogroup gsm //! @{ // //***************************************************************************** #include "OS/uCOS-II/ucos_ii.h" #include "inc/hw_memmap.h" #include "inc/hw_types.h" #include "driverlib/gpio.h" #include "driverlib/rom.h" #include "usblib/usblib.h" #include "usblib/host/usbhost.h" #include "usblib/host/usbhcdc.h" #include "cryptography/extCrypto_interface.h" #include "protocols/protCTK/protCTKext.h" #include "utils/logger.h" #include "utils/Pipe.h" //#include "benqM23.h" #include "gsm.h" #include <string.h> // // Defines for events // #define GSM_EVENT_TIMEOUT 1 #define GSM_EVENT_CTK 2 #define GSM_EVENT_MODEM 3 #define GSM_EVENT_TIMER 4 #define GSM_EVENT_INTERRUPT 5 // // GSM_EVENT_MODEM commmands // #define MODEM_COMMAND_RESPONSE 1 #define MODEM_COMMAND_STATUS 2 #define GPRS_AT_COMMAND_BUFFER 512 INT16S GPRSRx_Buff[GPRS_AT_COMMAND_BUFFER]; struct stPipe GPRSRx; // // GPRS driver instrance // struct stGPRS GPRS; // // Modem Rx response size // #define MODEM_LINE_SIZE 128 // // Modem Rx response buffer // char ModemLineRx[MODEM_LINE_SIZE]; // // Defines size of event data // #define GSM_EVENT_DATA_SIZE 64 // // Defines maximum number of GSM events // #define GPRS_EVENT_MODEL_MAX_EVENTS 100 // // Defines timeout string cause it is used a lot // #define STRING_TIMEOUT "Timeout" // // Array of GSM events // struct stGPRSEvent_Data GPRS_EventLookUpTable[GPRS_EVENT_MODEL_MAX_EVENTS]; // // Current pointer to event table // int GPRS_EventLookUpTablePtr =0; // // Pointer to GSM event table // void *GPRS_EventQTable[GPRS_EVENT_MODEL_MAX_EVENTS]; // // OS GSM Queue event // OS_EVENT *GPRS_EventQ; // // OS GSM Task stack size // #define TASK_GSM_STK_SIZE 384 // // OS GSM Task stack // static OS_STK OSTaskGSMStk[TASK_GSM_STK_SIZE] @ "OS_STACK_SPACE"; // // This structure holds data for GSM event // struct stGPRSEvent_Data { unsigned int ui_from; unsigned int ui_command; unsigned int ui_subcommand; unsigned int ui_datalength; unsigned char puc_Data; }; // // Timer event enable/disable // int gi_GPRS_EventTimerEnable = 1; //***************************************************************************** // // A pointer to a GSM callback function. This function is called by the // GSM library to indicate to the application different events // //***************************************************************************** static tGSMStatusCallback g_pfnGSMStatusCallback = 0; static tGSMReceivedCallback g_pfnGSMCallbackReceived = 0; static tGSMReceivingCallback g_pfnGSMCallbackReceiving = 0; static tGSMResetCallback g_pfnGSMCallbackReset = 0; //***************************************************************************** // // Prototypes for the GSM statemachine functions. // //***************************************************************************** void GSM_PutEvent ( unsigned int ui_from, unsigned int ui_command, unsigned int ui_subcommand, unsigned int ui_datalength, unsigned char * puc_Data ); void * State_BENQReinit(int FirstEntry, int Statetime, struct stGPRSEvent_Data Event); void * State_BENQSetSleepOff(int FirstEntry, int Statetime, struct stGPRSEvent_Data Event); void * State_BENQSetCMEE(int FirstEntry, int Statetime, struct stGPRSEvent_Data Event); void * State_BENQSetPacketTimeout(int FirstEntry, int Statetime, struct stGPRSEvent_Data Event); void * State_BENQCPIN(int FirstEntry, int Statetime, struct stGPRSEvent_Data Event); void * State_BENQCheckCREG_NoContext(int FirstEntry, int Statetime, struct stGPRSEvent_Data Event); void * State_BENQDefinePDPContext(int FirstEntry, int Statetime, struct stGPRSEvent_Data Event); void * State_BENQContectActivation(int FirstEntry, int Statetime, struct stGPRSEvent_Data Event); void * State_BENQATE0V1(int FirstEntry, int Statetime, struct stGPRSEvent_Data Event); void * State_BENQReady(int FirstEntry, int Statetime, struct stGPRSEvent_Data Event); void * State_BENQSetRemoteServer(int FirstEntry, int Statetime, struct stGPRSEvent_Data Event); void * State_BENQDialup(int FirstEntry, int Statetime, struct stGPRSEvent_Data Event); void * State_BENQOnline(int FirstEntry, int Statetime, struct stGPRSEvent_Data Event); void * State_BENQQuitDataMode(int FirstEntry, int Statetime, struct stGPRSEvent_Data Event); void * State_BENQCloseSocket(int FirstEntry, int Statetime, struct stGPRSEvent_Data Event); void GPRSTimeDly(INT32U Ticks); //***************************************************************************** // // Hold the current state for the USB GSM modem. // //***************************************************************************** typedef enum { // // No device is present. // STATE_NO_DEVICE, // // Mass storage device is being enumerated. // STATE_DEVICE_ENUM, // // Mass storage device is ready. // STATE_DEVICE_READY, // // An unsupported device has been attached. // STATE_UNKNOWN_DEVICE, // // A power fault has occurred. // STATE_POWER_FAULT }tGSMUSBState; //***************************************************************************** // // This function processes response from modem // // \param ucRxData is the character received from modem // // This function handles received characters from modem and generates MODEM // response ID event // // \return None // //***************************************************************************** int GPRSLineProcess(void) { if(GPRS.SearchEndStrBuf[0] == 0) return MODEM_RESPONSE_WAITING; if(GPRS.SearchEndStrBuf[0] == 13) return MODEM_RESPONSE_WAITING; if(strstr((char *)GPRS.SearchEndStrBuf,"OK\r")) return MODEM_RESPONSE_OK; if(strstr((char *)GPRS.SearchEndStrBuf,"CONNECT\r")) return MODEM_RESPONSE_CONNECT; if(strstr((char *)GPRS.SearchEndStrBuf,"ERROR")) return MODEM_RESPONSE_ERROR; if(strstr((char *)GPRS.SearchEndStrBuf,"NO CARRIER\r")) return MODEM_RESPONSE_NO_CARRIER; return MODEM_RESPONSE_WAITING; } //***************************************************************************** // //! Initializes gsm structures //! //! \param Nothing //! //! This function initialize GSM modul. It is called when modem needs to be //! reinited. //! //! \return Nothing // //*************************************************************