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cellular_3gpp_api.c
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cellular_3gpp_api.c
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/*
* FreeRTOS-Cellular-Interface v1.1.0
* Copyright (C) 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
*
* 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.
*
* https://www.FreeRTOS.org
* https://github.com/FreeRTOS
*/
/**
* @brief FreeRTOS Cellular Library API implemenation with 3GPP AT command.
*/
/* Standard includes. */
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include "cellular_platform.h"
#ifndef CELLULAR_DO_NOT_USE_CUSTOM_CONFIG
/* Include custom config file before other headers. */
#include "cellular_config.h"
#endif
#include "cellular_config_defaults.h"
#include "cellular_internal.h"
#include "cellular_common_internal.h"
#include "cellular_common_api.h"
#include "cellular_at_core.h"
#include "cellular_types.h"
/*-----------------------------------------------------------*/
#define CELLULAR_CEDRXS_POS_ACT ( 0U )
#define CELLULAR_CEDRXS_POS_VALUE ( 1U )
#define CELLULAR_CEDRXS_MAX_ENTRY ( 4U )
#define CELLULAR_AT_CMD_TYPICAL_MAX_SIZE ( 32U )
#define PDN_ACT_PACKET_REQ_TIMEOUT_MS ( 150000UL )
#define INVALID_PDN_INDEX ( 0xFFU )
/* Length of HPLMN including RAT. */
#define CRSM_HPLMN_RAT_LENGTH ( 9U )
#define PRINTF_BINARY_PATTERN_INT4 "%c%c%c%c"
#define PRINTF_BYTE_TO_BINARY_INT4( i ) \
( ( ( ( i ) & 0x08U ) != 0U ) ? '1' : '0' ), \
( ( ( ( i ) & 0x04U ) != 0U ) ? '1' : '0' ), \
( ( ( ( i ) & 0x02U ) != 0U ) ? '1' : '0' ), \
( ( ( ( i ) & 0x01U ) != 0U ) ? '1' : '0' )
#define PRINTF_BINARY_PATTERN_INT8 \
PRINTF_BINARY_PATTERN_INT4 PRINTF_BINARY_PATTERN_INT4
#define PRINTF_BYTE_TO_BINARY_INT8( i ) \
PRINTF_BYTE_TO_BINARY_INT4( ( i ) >> 4 ), PRINTF_BYTE_TO_BINARY_INT4( i )
#define CPSMS_POS_MODE ( 0U )
#define CPSMS_POS_RAU ( 1U )
#define CPSMS_POS_RDY_TIMER ( 2U )
#define CPSMS_POS_TAU ( 3U )
#define CPSMS_POS_ACTIVE_TIME ( 4U )
#define T3324_TIMER_UNIT( x ) ( ( uint32_t ) ( ( ( x ) & 0x000000E0U ) >> 5U ) ) /* Bits 6, 7, 8. */
#define T3324_TIMER_VALUE( x ) ( ( uint32_t ) ( ( x ) & 0x0000001FU ) )
#define T3324_TIMER_DEACTIVATED ( 0xFFFFFFFFU )
#define T3324_TIMER_UNIT_2SECONDS ( 0U )
#define T3324_TIMER_UNIT_1MINUTE ( 1U )
#define T3324_TIMER_UNIT_DECIHOURS ( 2U )
#define T3324_TIMER_UNIT_DEACTIVATED ( 7U )
#define T3412_TIMER_UNIT( x ) ( ( uint32_t ) ( ( ( x ) & 0x000000E0U ) >> 5U ) ) /* Bits 6, 7, 8. */
#define T3412_TIMER_VALUE( x ) ( ( uint32_t ) ( ( x ) & 0x0000001FU ) )
#define T3412_TIMER_DEACTIVATED ( 0xFFFFFFFFU )
#define T3412_TIMER_UNIT_10MINUTES ( 0U )
#define T3412_TIMER_UNIT_1HOURS ( 1U )
#define T3412_TIMER_UNIT_10HOURS ( 2U )
#define T3412_TIMER_UNIT_2SECONDS ( 3U )
#define T3412_TIMER_UNIT_30SECONDS ( 4U )
#define T3412_TIMER_UNIT_1MINUTES ( 5U )
#define T3412_TIMER_UNIT_DEACTIVATED ( 7U )
#define CELULAR_PDN_CONTEXT_TYPE_MAX_SIZE ( 7U ) /* The length of "IPV4V6" + 1. */
/*-----------------------------------------------------------*/
/**
* @brief operator information.
*/
typedef struct cellularOperatorInfo
{
CellularPlmnInfo_t plmnInfo; /* Device registered PLMN info (MCC and MNC). */
CellularRat_t rat; /* Device registered Radio Access Technology (Cat-M, Cat-NB, GPRS etc). */
CellularNetworkRegistrationMode_t networkRegMode; /* Network Registered mode of the device (Manual, Auto etc). */
CellularOperatorNameFormat_t operatorNameFormat; /* Format of registered network operator name. */
char operatorName[ CELLULAR_NETWORK_NAME_MAX_SIZE + 1 ]; /* Registered network operator name. */
} cellularOperatorInfo_t;
/*-----------------------------------------------------------*/
static CellularPktStatus_t _parseTimeZoneInCCLKResponse( char ** ppToken,
bool * pTimeZoneSignNegative,
const char * pTimeZoneResp,
CellularTime_t * pTimeInfo );
static CellularPktStatus_t _parseYearMonthDayInCCLKResponse( char ** ppToken,
char ** ppTimeZoneResp,
CellularTime_t * pTimeInfo );
static CellularPktStatus_t _parseTimeInCCLKResponse( char ** ppToken,
bool timeZoneSignNegative,
char ** ppTimeZoneResp,
CellularTime_t * pTimeInfo );
static CellularPktStatus_t _parseTimeZoneInfo( char * pTimeZoneResp,
CellularTime_t * pTimeInfo );
static CellularPktStatus_t _Cellular_RecvFuncGetNetworkTime( CellularContext_t * pContext,
const CellularATCommandResponse_t * pAtResp,
void * pData,
uint16_t dataLen );
static CellularPktStatus_t _Cellular_RecvFuncGetFirmwareVersion( CellularContext_t * pContext,
const CellularATCommandResponse_t * pAtResp,
void * pData,
uint16_t dataLen );
static CellularPktStatus_t _Cellular_RecvFuncGetImei( CellularContext_t * pContext,
const CellularATCommandResponse_t * pAtResp,
void * pData,
uint16_t dataLen );
static CellularPktStatus_t _Cellular_RecvFuncGetModelId( CellularContext_t * pContext,
const CellularATCommandResponse_t * pAtResp,
void * pData,
uint16_t dataLen );
static CellularPktStatus_t _Cellular_RecvFuncGetManufactureId( CellularContext_t * pContext,
const CellularATCommandResponse_t * pAtResp,
void * pData,
uint16_t dataLen );
static CellularPktStatus_t _Cellular_RecvFuncGetNetworkReg( CellularContext_t * pContext,
const CellularATCommandResponse_t * pAtResp,
void * pData,
uint16_t dataLen );
static CellularError_t queryNetworkStatus( CellularContext_t * pContext,
const char * pCommand,
const char * pPrefix,
CellularNetworkRegType_t regType );
static bool _parseCopsRegModeToken( char * pToken,
cellularOperatorInfo_t * pOperatorInfo );
static bool _parseCopsNetworkNameFormatToken( const char * pToken,
cellularOperatorInfo_t * pOperatorInfo );
static bool _parseCopsNetworkNameToken( const char * pToken,
cellularOperatorInfo_t * pOperatorInfo );
static bool _parseCopsRatToken( const char * pToken,
cellularOperatorInfo_t * pOperatorInfo );
static CellularATError_t _parseCops( char * pCopsResponse,
cellularOperatorInfo_t * pOperatorInfo );
static CellularPktStatus_t _Cellular_RecvFuncUpdateMccMnc( CellularContext_t * pContext,
const CellularATCommandResponse_t * pAtResp,
void * pData,
uint16_t dataLen );
static CellularPktStatus_t _Cellular_RecvFuncIpAddress( CellularContext_t * pContext,
const CellularATCommandResponse_t * pAtResp,
void * pData,
uint16_t dataLen );
static CellularATError_t parseEidrxToken( char * pToken,
uint8_t tokenIndex,
CellularEidrxSettingsList_t * pEidrxSettingsList,
uint8_t count );
static CellularATError_t parseEidrxLine( char * pInputLine,
uint8_t count,
CellularEidrxSettingsList_t * pEidrxSettingsList );
static CellularPktStatus_t _Cellular_RecvFuncGetEidrxSettings( CellularContext_t * pContext,
const CellularATCommandResponse_t * pAtResp,
void * pData,
uint16_t dataLen );
static CellularError_t atcmdUpdateMccMnc( CellularContext_t * pContext,
cellularOperatorInfo_t * pOperatorInfo );
static CellularError_t atcmdQueryRegStatus( CellularContext_t * pContext,
CellularServiceStatus_t * pServiceStatus );
static CellularATError_t parseT3412TimerValue( char * pToken,
uint32_t * pTimerValueSeconds );
static CellularATError_t parseT3324TimerValue( char * pToken,
uint32_t * pTimerValueSeconds );
static CellularSimCardLockState_t _getSimLockState( char * pToken );
static CellularPktStatus_t _Cellular_RecvFuncGetSimLockStatus( CellularContext_t * pContext,
const CellularATCommandResponse_t * pAtResp,
void * pData,
uint16_t dataLen );
static bool _checkCrsmMemoryStatus( const char * pToken );
static bool _checkCrsmReadStatus( const char * pToken );
static bool _parseHplmn( char * pToken,
void * pData );
static CellularPktStatus_t _Cellular_RecvFuncGetHplmn( CellularContext_t * pContext,
const CellularATCommandResponse_t * pAtResp,
void * pData,
uint16_t dataLen );
static CellularPktStatus_t _Cellular_RecvFuncGetIccid( CellularContext_t * pContext,
const CellularATCommandResponse_t * pAtResp,
void * pData,
uint16_t dataLen );
static CellularPktStatus_t _Cellular_RecvFuncGetImsi( CellularContext_t * pContext,
const CellularATCommandResponse_t * pAtResp,
void * pData,
uint16_t dataLen );
static uint32_t appendBinaryPattern( char * cmdBuf,
uint32_t cmdLen,
uint32_t value,
bool endOfString );
static CellularATError_t parseCpsmsMode( char * pToken,
CellularPsmSettings_t * pPsmSettings );
static CellularATError_t parseGetPsmToken( char * pToken,
uint8_t tokenIndex,
CellularPsmSettings_t * pPsmSettings );
static CellularPktStatus_t _Cellular_RecvFuncGetPsmSettings( CellularContext_t * pContext,
const CellularATCommandResponse_t * pAtResp,
void * pData,
uint16_t dataLen );
/*-----------------------------------------------------------*/
static CellularPktStatus_t _parseTimeZoneInCCLKResponse( char ** ppToken,
bool * pTimeZoneSignNegative,
const char * pTimeZoneResp,
CellularTime_t * pTimeInfo )
{
int32_t tempValue = 0;
CellularATError_t atCoreStatus = CELLULAR_AT_ERROR;
CellularPktStatus_t pktStatus = CELLULAR_PKT_STATUS_OK;
/* Get Time Zone info. */
*ppToken = strstr( pTimeZoneResp, "+" );
if( *ppToken == NULL )
{
*ppToken = strstr( pTimeZoneResp, "-" );
if( *ppToken != NULL )
{
/* Setting the timeZoneNegative value to 1 for processing seconds later. */
*pTimeZoneSignNegative = true;
}
}
if( *ppToken != NULL )
{
atCoreStatus = Cellular_ATStrtoi( *ppToken, 10, &tempValue );
if( atCoreStatus == CELLULAR_AT_SUCCESS )
{
pTimeInfo->timeZone = tempValue;
}
else
{
LogError( ( "Error in Processing TimeZone Information. Token %s", *ppToken ) );
}
}
pktStatus = _Cellular_TranslateAtCoreStatus( atCoreStatus );
return pktStatus;
}
/*-----------------------------------------------------------*/
static CellularPktStatus_t _parseYearMonthDayInCCLKResponse( char ** ppToken,
char ** ppTimeZoneResp,
CellularTime_t * pTimeInfo )
{
int32_t tempValue = 0;
CellularATError_t atCoreStatus = CELLULAR_AT_SUCCESS;
CellularPktStatus_t pktStatus = CELLULAR_PKT_STATUS_OK;
atCoreStatus = Cellular_ATStrtoi( *ppToken, 10, &tempValue );
if( atCoreStatus == CELLULAR_AT_SUCCESS )
{
if( ( tempValue >= 0 ) && ( tempValue <= ( int32_t ) UINT16_MAX ) )
{
pTimeInfo->year = ( uint16_t ) tempValue;
}
else
{
LogError( ( "Error in Processing Year. Token %s", *ppToken ) );
atCoreStatus = CELLULAR_AT_ERROR;
}
}
if( atCoreStatus == CELLULAR_AT_SUCCESS )
{
/* Getting the next token to process month in the CCLK AT response. */
atCoreStatus = Cellular_ATGetSpecificNextTok( ppTimeZoneResp, "/", ppToken );
}
if( atCoreStatus == CELLULAR_AT_SUCCESS )
{
atCoreStatus = Cellular_ATStrtoi( *ppToken, 10, &tempValue );
if( atCoreStatus == CELLULAR_AT_SUCCESS )
{
if( ( tempValue >= 0 ) &&
( tempValue <= ( int32_t ) UINT8_MAX ) )
{
pTimeInfo->month = ( uint8_t ) tempValue;
}
else
{
LogError( ( "Error in Processing month. Token %s", *ppToken ) );
atCoreStatus = CELLULAR_AT_ERROR;
}
}
}
if( atCoreStatus == CELLULAR_AT_SUCCESS )
{
/* Getting the next token to process date in the CCLK AT response. */
atCoreStatus = Cellular_ATGetSpecificNextTok( ppTimeZoneResp, ",", ppToken );
}
if( atCoreStatus == CELLULAR_AT_SUCCESS )
{
atCoreStatus = Cellular_ATStrtoi( *ppToken, 10, &tempValue );
if( atCoreStatus == CELLULAR_AT_SUCCESS )
{
if( ( tempValue >= 0 ) && ( tempValue <= ( int32_t ) UINT8_MAX ) )
{
pTimeInfo->day = ( uint8_t ) tempValue;
}
else
{
LogError( ( "Error in Processing Day. token %s", *ppToken ) );
atCoreStatus = CELLULAR_AT_ERROR;
}
}
}
pktStatus = _Cellular_TranslateAtCoreStatus( atCoreStatus );
return pktStatus;
}
/*-----------------------------------------------------------*/
static CellularPktStatus_t _parseTimeInCCLKResponse( char ** ppToken,
bool timeZoneSignNegative,
char ** ppTimeZoneResp,
CellularTime_t * pTimeInfo )
{
int32_t tempValue = 0;
CellularATError_t atCoreStatus = CELLULAR_AT_SUCCESS;
CellularPktStatus_t pktStatus = CELLULAR_PKT_STATUS_OK;
atCoreStatus = Cellular_ATStrtoi( *ppToken, 10, &tempValue );
if( atCoreStatus == CELLULAR_AT_SUCCESS )
{
if( ( tempValue >= 0 ) && ( tempValue <= ( int32_t ) UINT8_MAX ) )
{
pTimeInfo->hour = ( uint8_t ) tempValue;
}
else
{
LogError( ( "Error in Processing Hour. token %s", *ppToken ) );
atCoreStatus = CELLULAR_AT_ERROR;
}
}
if( atCoreStatus == CELLULAR_AT_SUCCESS )
{
/* Getting the next Token to process Minute in the CCLK AT Response. */
atCoreStatus = Cellular_ATGetSpecificNextTok( ppTimeZoneResp, ":", ppToken );
}
if( atCoreStatus == CELLULAR_AT_SUCCESS )
{
atCoreStatus = Cellular_ATStrtoi( *ppToken, 10, &tempValue );
if( atCoreStatus == CELLULAR_AT_SUCCESS )
{
if( ( tempValue >= 0 ) && ( tempValue <= ( int32_t ) UINT8_MAX ) )
{
pTimeInfo->minute = ( uint8_t ) tempValue;
}
else
{
LogError( ( "Error in Processing minute. Token %s", *ppToken ) );
atCoreStatus = CELLULAR_AT_ERROR;
}
}
}
if( atCoreStatus == CELLULAR_AT_SUCCESS )
{
/* Getting the next token to process Second in the CCLK AT Response.
* Get the next token based on the signedness of the Timezone. */
if( !timeZoneSignNegative )
{
atCoreStatus = Cellular_ATGetSpecificNextTok( ppTimeZoneResp, "+", ppToken );
}
else
{
atCoreStatus = Cellular_ATGetSpecificNextTok( ppTimeZoneResp, "-", ppToken );
}
}
if( atCoreStatus == CELLULAR_AT_SUCCESS )
{
atCoreStatus = Cellular_ATStrtoi( *ppToken, 10, &tempValue );
if( atCoreStatus == CELLULAR_AT_SUCCESS )
{
if( ( tempValue >= 0 ) && ( tempValue <= ( int32_t ) UINT8_MAX ) )
{
pTimeInfo->second = ( uint8_t ) tempValue;
}
else
{
LogError( ( "Error in Processing Second. Token %s", *ppToken ) );
atCoreStatus = CELLULAR_AT_ERROR;
}
}
}
pktStatus = _Cellular_TranslateAtCoreStatus( atCoreStatus );
return pktStatus;
}
/*-----------------------------------------------------------*/
static CellularPktStatus_t _parseTimeZoneInfo( char * pTimeZoneResp,
CellularTime_t * pTimeInfo )
{
CellularPktStatus_t pktStatus = CELLULAR_PKT_STATUS_FAILURE;
CellularATError_t atCoreStatus = CELLULAR_AT_SUCCESS;
char * pToken = NULL;
bool timeZoneSignNegative = false;
char * pTempTimeZoneResp = NULL;
pTempTimeZoneResp = pTimeZoneResp;
( void ) memset( pTimeInfo, 0, sizeof( CellularTime_t ) );
atCoreStatus = Cellular_ATRemoveOutermostDoubleQuote( &pTempTimeZoneResp );
if( atCoreStatus == CELLULAR_AT_SUCCESS )
{
pktStatus = _parseTimeZoneInCCLKResponse( &pToken, &timeZoneSignNegative,
pTempTimeZoneResp, pTimeInfo );
}
if( pktStatus == CELLULAR_PKT_STATUS_OK )
{
/* Getting the next token to process year in the CCLK AT response. */
atCoreStatus = Cellular_ATGetSpecificNextTok( &pTempTimeZoneResp, "/", &pToken );
}
if( ( atCoreStatus == CELLULAR_AT_SUCCESS ) && ( pktStatus == CELLULAR_PKT_STATUS_OK ) )
{
pktStatus = _parseYearMonthDayInCCLKResponse( &pToken,
&pTempTimeZoneResp, pTimeInfo );
}
if( pktStatus == CELLULAR_PKT_STATUS_OK )
{
/* Getting the next token to process hour in the CCLK AT response. */
atCoreStatus = Cellular_ATGetSpecificNextTok( &pTempTimeZoneResp, ":", &pToken );
}
if( ( atCoreStatus == CELLULAR_AT_SUCCESS ) && ( pktStatus == CELLULAR_PKT_STATUS_OK ) )
{
pktStatus = _parseTimeInCCLKResponse( &pToken, timeZoneSignNegative,
&pTempTimeZoneResp, pTimeInfo );
}
if( pktStatus == CELLULAR_PKT_STATUS_OK )
{
LogDebug( ( "\n TimeZoneInfo: Timezone %d Year %d Month %d day %d Hour %d Minute %d Second %d ",
pTimeInfo->timeZone, pTimeInfo->year,
pTimeInfo->month, pTimeInfo->day,
pTimeInfo->hour, pTimeInfo->minute,
pTimeInfo->second ) );
}
return pktStatus;
}
/*-----------------------------------------------------------*/
static CellularPktStatus_t _Cellular_RecvFuncGetNetworkTime( CellularContext_t * pContext,
const CellularATCommandResponse_t * pAtResp,
void * pData,
uint16_t dataLen )
{
CellularPktStatus_t pktStatus = CELLULAR_PKT_STATUS_OK;
CellularATError_t atCoreStatus = CELLULAR_AT_SUCCESS;
char * pRespLine = NULL;
if( pContext == NULL )
{
LogError( ( "GetNetworkTime: pContext is invalid" ) );
pktStatus = CELLULAR_PKT_STATUS_INVALID_HANDLE;
}
else if( ( pAtResp == NULL ) || ( pAtResp->pItm == NULL ) || ( pAtResp->pItm->pLine == NULL ) )
{
LogError( ( "GetNetworkTime: Response is invalid" ) );
pktStatus = CELLULAR_PKT_STATUS_BAD_PARAM;
}
else if( ( pData == NULL ) || ( dataLen == 0u ) )
{
LogError( ( "GetNetworkTime: pData is invalid or dataLen is wrong" ) );
pktStatus = CELLULAR_PKT_STATUS_BAD_PARAM;
}
else
{
pRespLine = pAtResp->pItm->pLine;
atCoreStatus = Cellular_ATRemovePrefix( &pRespLine );
if( atCoreStatus == CELLULAR_AT_SUCCESS )
{
atCoreStatus = Cellular_ATRemoveAllWhiteSpaces( pRespLine );
}
if( atCoreStatus == CELLULAR_AT_SUCCESS )
{
pktStatus = _parseTimeZoneInfo( pRespLine, ( CellularTime_t * ) pData );
}
else
{
pktStatus = _Cellular_TranslateAtCoreStatus( atCoreStatus );
}
}
return pktStatus;
}
/*-----------------------------------------------------------*/
static CellularPktStatus_t _Cellular_RecvFuncGetFirmwareVersion( CellularContext_t * pContext,
const CellularATCommandResponse_t * pAtResp,
void * pData,
uint16_t dataLen )
{
CellularPktStatus_t pktStatus = CELLULAR_PKT_STATUS_OK;
CellularATError_t atCoreStatus = CELLULAR_AT_SUCCESS;
char * pRespLine = NULL;
if( pContext == NULL )
{
LogError( ( "GetFirmwareVersion: pContext is invalid" ) );
pktStatus = CELLULAR_PKT_STATUS_INVALID_HANDLE;
}
else if( ( pAtResp == NULL ) || ( pAtResp->pItm == NULL ) || ( pAtResp->pItm->pLine == NULL ) )
{
LogError( ( "GetFirmwareVersion: Response is invalid" ) );
pktStatus = CELLULAR_PKT_STATUS_BAD_PARAM;
}
else if( ( pData == NULL ) || ( dataLen != ( CELLULAR_FW_VERSION_MAX_SIZE + 1U ) ) )
{
LogError( ( "GetFirmwareVersion: pData is invalid or dataLen is wrong" ) );
pktStatus = CELLULAR_PKT_STATUS_BAD_PARAM;
}
else
{
pRespLine = pAtResp->pItm->pLine;
atCoreStatus = Cellular_ATRemoveLeadingWhiteSpaces( &pRespLine );
if( atCoreStatus == CELLULAR_AT_SUCCESS )
{
atCoreStatus = Cellular_ATRemoveTrailingWhiteSpaces( pRespLine );
}
if( atCoreStatus == CELLULAR_AT_SUCCESS )
{
( void ) strncpy( ( char * ) pData, pRespLine, CELLULAR_FW_VERSION_MAX_SIZE );
}
pktStatus = _Cellular_TranslateAtCoreStatus( atCoreStatus );
}
return pktStatus;
}
/*-----------------------------------------------------------*/
static CellularPktStatus_t _Cellular_RecvFuncGetImei( CellularContext_t * pContext,
const CellularATCommandResponse_t * pAtResp,
void * pData,
uint16_t dataLen )
{
CellularPktStatus_t pktStatus = CELLULAR_PKT_STATUS_OK;
CellularATError_t atCoreStatus = CELLULAR_AT_SUCCESS;
char * pRespLine = NULL;
if( pContext == NULL )
{
LogError( ( "GetImei: pContext is invalid" ) );
pktStatus = CELLULAR_PKT_STATUS_INVALID_HANDLE;
}
else if( ( pAtResp == NULL ) || ( pAtResp->pItm == NULL ) || ( pAtResp->pItm->pLine == NULL ) )
{
LogError( ( "GetImei: Response is invalid" ) );
pktStatus = CELLULAR_PKT_STATUS_BAD_PARAM;
}
else if( ( pData == NULL ) || ( dataLen != ( CELLULAR_IMEI_MAX_SIZE + 1U ) ) )
{
LogError( ( "GetImei: pData is invalid or dataLen is wrong" ) );
pktStatus = CELLULAR_PKT_STATUS_BAD_PARAM;
}
else
{
pRespLine = pAtResp->pItm->pLine;
atCoreStatus = Cellular_ATRemoveLeadingWhiteSpaces( &pRespLine );
if( atCoreStatus == CELLULAR_AT_SUCCESS )
{
atCoreStatus = Cellular_ATRemoveAllWhiteSpaces( pRespLine );
}
if( atCoreStatus == CELLULAR_AT_SUCCESS )
{
( void ) strncpy( ( char * ) pData, pRespLine, CELLULAR_IMEI_MAX_SIZE );
}
pktStatus = _Cellular_TranslateAtCoreStatus( atCoreStatus );
}
return pktStatus;
}
/*-----------------------------------------------------------*/
static CellularPktStatus_t _Cellular_RecvFuncGetModelId( CellularContext_t * pContext,
const CellularATCommandResponse_t * pAtResp,
void * pData,
uint16_t dataLen )
{
CellularPktStatus_t pktStatus = CELLULAR_PKT_STATUS_OK;
CellularATError_t atCoreStatus = CELLULAR_AT_SUCCESS;
char * pRespLine = NULL;
if( pContext == NULL )
{
LogError( ( "GetModelId: pContext is invalid" ) );
pktStatus = CELLULAR_PKT_STATUS_INVALID_HANDLE;
}
else if( ( pAtResp == NULL ) || ( pAtResp->pItm == NULL ) || ( pAtResp->pItm->pLine == NULL ) )
{
LogError( ( "GetModelId: Response is invalid" ) );
pktStatus = CELLULAR_PKT_STATUS_BAD_PARAM;
}
else if( ( pData == NULL ) || ( dataLen != ( CELLULAR_MODEL_ID_MAX_SIZE + 1U ) ) )
{
LogError( ( "GetModelId: pData is invalid or dataLen is wrong" ) );
pktStatus = CELLULAR_PKT_STATUS_BAD_PARAM;
}
else
{
pRespLine = pAtResp->pItm->pLine;
atCoreStatus = Cellular_ATRemoveLeadingWhiteSpaces( &pRespLine );
if( atCoreStatus == CELLULAR_AT_SUCCESS )
{
atCoreStatus = Cellular_ATRemoveTrailingWhiteSpaces( pRespLine );
}
if( atCoreStatus == CELLULAR_AT_SUCCESS )
{
( void ) strncpy( ( char * ) pData, pRespLine, CELLULAR_MODEL_ID_MAX_SIZE );
}
pktStatus = _Cellular_TranslateAtCoreStatus( atCoreStatus );
}
return pktStatus;
}
/*-----------------------------------------------------------*/
static CellularPktStatus_t _Cellular_RecvFuncGetManufactureId( CellularContext_t * pContext,
const CellularATCommandResponse_t * pAtResp,
void * pData,
uint16_t dataLen )
{
CellularPktStatus_t pktStatus = CELLULAR_PKT_STATUS_OK;
CellularATError_t atCoreStatus = CELLULAR_AT_SUCCESS;
char * pRespLine = NULL;
if( pContext == NULL )
{
LogError( ( "GetManufactureId: pContext is invalid" ) );
pktStatus = CELLULAR_PKT_STATUS_INVALID_HANDLE;
}
else if( ( pAtResp == NULL ) || ( pAtResp->pItm == NULL ) || ( pAtResp->pItm->pLine == NULL ) )
{
LogError( ( "GetManufactureId: Response is invalid" ) );
pktStatus = CELLULAR_PKT_STATUS_BAD_PARAM;
}
else if( ( pData == NULL ) || ( dataLen != ( CELLULAR_MANUFACTURE_ID_MAX_SIZE + 1U ) ) )
{
LogError( ( "GetManufactureId: pData is invalid or dataLen is wrong" ) );
pktStatus = CELLULAR_PKT_STATUS_BAD_PARAM;
}
else
{
pRespLine = pAtResp->pItm->pLine;
atCoreStatus = Cellular_ATRemoveLeadingWhiteSpaces( &pRespLine );
if( atCoreStatus == CELLULAR_AT_SUCCESS )
{
atCoreStatus = Cellular_ATRemoveTrailingWhiteSpaces( pRespLine );
}
if( atCoreStatus == CELLULAR_AT_SUCCESS )
{
( void ) strncpy( ( char * ) pData, pRespLine, CELLULAR_MANUFACTURE_ID_MAX_SIZE );
}
pktStatus = _Cellular_TranslateAtCoreStatus( atCoreStatus );
}
return pktStatus;
}
/*-----------------------------------------------------------*/
static CellularPktStatus_t _Cellular_RecvFuncGetNetworkReg( CellularContext_t * pContext,
const CellularATCommandResponse_t * pAtResp,
void * pData,
uint16_t dataLen )
{
char * pPregLine = NULL;
CellularPktStatus_t pktStatus = CELLULAR_PKT_STATUS_OK;
CellularATError_t atCoreStatus = CELLULAR_AT_SUCCESS;
CellularNetworkRegType_t regType = CELLULAR_REG_TYPE_UNKNOWN;
if( pContext == NULL )
{
pktStatus = CELLULAR_PKT_STATUS_INVALID_HANDLE;
}
else if( ( pAtResp == NULL ) || ( pAtResp->pItm == NULL ) || ( pAtResp->pItm->pLine == NULL ) )
{
LogError( ( "_Cellular_RecvFuncGetPsreg: response is invalid" ) );
pktStatus = CELLULAR_PKT_STATUS_BAD_PARAM;
}
else if( ( pData == NULL ) || ( dataLen != sizeof( CellularNetworkRegType_t ) ) )
{
LogError( ( "_Cellular_RecvFuncGetPsreg: ppData is invalid or dataLen is wrong" ) );
pktStatus = CELLULAR_PKT_STATUS_BAD_PARAM;
}
else
{
regType = *( ( CellularNetworkRegType_t * ) pData );
pPregLine = pAtResp->pItm->pLine;
atCoreStatus = Cellular_ATRemoveLeadingWhiteSpaces( &pPregLine );
pktStatus = _Cellular_TranslateAtCoreStatus( atCoreStatus );
if( pktStatus == CELLULAR_PKT_STATUS_OK )
{
/* Assumption is that the data is null terminated so we don't need the dataLen. */
_Cellular_LockAtDataMutex( pContext );
pktStatus = _Cellular_ParseRegStatus( pContext, pPregLine, false, regType );
_Cellular_UnlockAtDataMutex( pContext );
}
LogDebug( ( "atcmd network register status %d pktStatus:%d", regType, pktStatus ) );
}
return pktStatus;
}
/*-----------------------------------------------------------*/
static CellularError_t queryNetworkStatus( CellularContext_t * pContext,
const char * pCommand,
const char * pPrefix,
CellularNetworkRegType_t regType )
{
CellularError_t cellularStatus = CELLULAR_SUCCESS;
CellularPktStatus_t pktStatus = CELLULAR_PKT_STATUS_OK;
CellularNetworkRegType_t recvRegType = regType;
CellularAtReq_t atReqGetResult = { 0 };
configASSERT( pContext != NULL );
atReqGetResult.pAtCmd = pCommand;
atReqGetResult.atCmdType = CELLULAR_AT_MULTI_WITH_PREFIX;
atReqGetResult.pAtRspPrefix = pPrefix;
atReqGetResult.respCallback = _Cellular_RecvFuncGetNetworkReg;
atReqGetResult.pData = &recvRegType;
atReqGetResult.dataLen = ( uint16_t ) sizeof( CellularNetworkRegType_t );
pktStatus = _Cellular_AtcmdRequestWithCallback( pContext, atReqGetResult );
cellularStatus = _Cellular_TranslatePktStatus( pktStatus );
return cellularStatus;
}
/*-----------------------------------------------------------*/
static bool _parseCopsRegModeToken( char * pToken,
cellularOperatorInfo_t * pOperatorInfo )
{
bool parseStatus = true;
int32_t var = 0;
CellularATError_t atCoreStatus = CELLULAR_AT_SUCCESS;
if( pToken == NULL )
{
LogError( ( "_parseCopsRegMode: Input Parameter NULL" ) );
parseStatus = false;
}
else
{
atCoreStatus = Cellular_ATStrtoi( pToken, 10, &var );
if( atCoreStatus == CELLULAR_AT_SUCCESS )
{
if( ( var >= 0 ) && ( var < ( int32_t ) REGISTRATION_MODE_MAX ) )
{
/* Variable "var" is ensured that it is valid and within
* a valid range. Hence, assigning the value of the variable to
* networkRegMode with a enum cast. */
/* coverity[misra_c_2012_rule_10_5_violation] */
pOperatorInfo->networkRegMode = ( CellularNetworkRegistrationMode_t ) var;
}
else
{
LogError( ( "_parseCopsRegMode: Error in processing Network Registration mode. Token %s", pToken ) );
parseStatus = false;
}
}
}
return parseStatus;
}
/*-----------------------------------------------------------*/
static bool _parseCopsNetworkNameFormatToken( const char * pToken,
cellularOperatorInfo_t * pOperatorInfo )
{
bool parseStatus = true;
int32_t var = 0;
CellularATError_t atCoreStatus = CELLULAR_AT_SUCCESS;
if( pToken == NULL )
{
LogError( ( "_parseCopsNetworkNameFormat: Input Parameter NULL" ) );
parseStatus = false;
}
else
{
atCoreStatus = Cellular_ATStrtoi( pToken, 10, &var );
if( atCoreStatus == CELLULAR_AT_SUCCESS )
{
if( ( var >= 0 ) &&
( var < ( int32_t ) OPERATOR_NAME_FORMAT_MAX ) )
{
/* Variable "var" is ensured that it is valid and within
* a valid range. Hence, assigning the value of the variable to
* operatorNameFormat with a enum cast. */
/* coverity[misra_c_2012_rule_10_5_violation] */
pOperatorInfo->operatorNameFormat = ( CellularOperatorNameFormat_t ) var;
}
else
{
LogError( ( "_parseCopsNetworkNameFormat: Error in processing Network Registration mode. Token %s", pToken ) );
parseStatus = false;
}
}
}
return parseStatus;
}
/*-----------------------------------------------------------*/
static bool _parseCopsNetworkNameToken( const char * pToken,
cellularOperatorInfo_t * pOperatorInfo )
{
bool parseStatus = true;
uint32_t mccMncLen = 0U;
if( pToken == NULL )
{
LogError( ( "_parseCopsNetworkName: Input Parameter NULL" ) );
parseStatus = false;
}
else
{
if( ( pOperatorInfo->operatorNameFormat == OPERATOR_NAME_FORMAT_LONG ) ||
( pOperatorInfo->operatorNameFormat == OPERATOR_NAME_FORMAT_SHORT ) )
{
( void ) strncpy( pOperatorInfo->operatorName, pToken, CELLULAR_NETWORK_NAME_MAX_SIZE );
}
else if( pOperatorInfo->operatorNameFormat == OPERATOR_NAME_FORMAT_NUMERIC )
{
mccMncLen = ( uint32_t ) strlen( pToken );
if( ( mccMncLen == ( CELLULAR_MCC_MAX_SIZE + CELLULAR_MNC_MAX_SIZE ) ) ||
( mccMncLen == ( CELLULAR_MCC_MAX_SIZE + CELLULAR_MNC_MAX_SIZE - 1U ) ) )
{
( void ) strncpy( pOperatorInfo->plmnInfo.mcc, pToken, CELLULAR_MCC_MAX_SIZE );
pOperatorInfo->plmnInfo.mcc[ CELLULAR_MCC_MAX_SIZE ] = '\0';
( void ) strncpy( pOperatorInfo->plmnInfo.mnc, &pToken[ CELLULAR_MCC_MAX_SIZE ],
( uint32_t ) ( mccMncLen - CELLULAR_MCC_MAX_SIZE + 1u ) );
pOperatorInfo->plmnInfo.mnc[ CELLULAR_MNC_MAX_SIZE ] = '\0';
}
else
{
LogError( ( "_parseCopsNetworkName: Error in processing Network MCC MNC: Length not Valid" ) );
parseStatus = false;
}
}
else
{
LogError( ( "Error in processing Operator Name: Format Unknown" ) );
parseStatus = false;
}
}
return parseStatus;
}
/*-----------------------------------------------------------*/
static bool _parseCopsRatToken( const char * pToken,
cellularOperatorInfo_t * pOperatorInfo )
{
bool parseStatus = true;
int32_t var = 0;
CellularATError_t atCoreStatus = CELLULAR_AT_SUCCESS;
if( pToken == NULL )
{
LogError( ( "_parseCopsNetworkName: Input Parameter NULL" ) );
parseStatus = false;
}
else
{
atCoreStatus = Cellular_ATStrtoi( pToken, 10, &var );
if( atCoreStatus == CELLULAR_AT_SUCCESS )
{
if( ( var < ( int32_t ) CELLULAR_RAT_MAX ) && ( var >= 0 ) )
{
/* Variable "var" is ensured that it is valid and within
* a valid range. Hence, assigning the value of the variable to
* rat with a enum cast. */
/* coverity[misra_c_2012_rule_10_5_violation] */
pOperatorInfo->rat = ( CellularRat_t ) var;
}
else
{
LogError( ( "_parseCopsNetworkName: Error in processing RAT. Token %s", pToken ) );
parseStatus = false;
}
}
}
return parseStatus;
}
/*-----------------------------------------------------------*/
static CellularATError_t _parseCops( char * pCopsResponse,
cellularOperatorInfo_t * pOperatorInfo )
{
char * pToken = NULL;
char * pTempCopsResponse = pCopsResponse;
CellularATError_t atCoreStatus = CELLULAR_AT_SUCCESS;
bool parseStatus = false;
/* Getting next token from COPS response. */
atCoreStatus = Cellular_ATGetNextTok( &pTempCopsResponse, &pToken );
if( atCoreStatus == CELLULAR_AT_SUCCESS )
{
parseStatus = _parseCopsRegModeToken( pToken, pOperatorInfo );
if( parseStatus == false )
{
atCoreStatus = CELLULAR_AT_ERROR;
}
}
if( atCoreStatus == CELLULAR_AT_SUCCESS )
{
atCoreStatus = Cellular_ATGetNextTok( &pTempCopsResponse, &pToken );