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cellular_bg96_api.c
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cellular_bg96_api.c
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/*
* FreeRTOS-Cellular-Interface v1.3.0
* 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
*/
/* Standard includes. */
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <limits.h>
#include "cellular_platform.h"
#include "cellular_config.h"
#include "cellular_config_defaults.h"
#include "cellular_types.h"
#include "cellular_api.h"
#include "cellular_common_api.h"
#include "cellular_common.h"
#include "cellular_at_core.h"
#include "cellular_bg96.h"
/*-----------------------------------------------------------*/
#define CELLULAR_AT_CMD_TYPICAL_MAX_SIZE ( 32U )
#define CELLULAR_AT_CMD_QUERY_DNS_MAX_SIZE ( 280U )
#define SIGNAL_QUALITY_POS_SYSMODE ( 1U )
#define SIGNAL_QUALITY_POS_GSM_LTE_RSSI ( 2U )
#define SIGNAL_QUALITY_POS_LTE_RSRP ( 3U )
#define SIGNAL_QUALITY_POS_LTE_SINR ( 4U )
#define SIGNAL_QUALITY_POS_LTE_RSRQ ( 5U )
#define SIGNAL_QUALITY_SINR_MIN_VALUE ( -20 )
#define SIGNAL_QUALITY_SINR_DIVISIBILITY_FACTOR ( 5 )
#define COPS_POS_MODE ( 1U )
#define COPS_POS_FORMAT ( 2U )
#define COPS_POS_MCC_MNC_OPER_NAME ( 3U )
#define COPS_POS_RAT ( 4U )
/* AT command timeout for Get IP Address by Domain Name. */
#define DNS_QUERY_TIMEOUT_MS ( 60000UL )
/* Length of HPLMN including RAT. */
#define CRSM_HPLMN_RAT_LENGTH ( 9U )
/* Windows simulator implementation. */
#if defined( _WIN32 ) || defined( _WIN64 )
#define strtok_r strtok_s
#endif
#define PRINTF_BINARY_PATTERN_INT4 "%c%c%c%c"
#define PRINTF_BYTE_TO_BINARY_INT4( i ) \
( ( ( ( i ) & 0x08UL ) != 0UL ) ? '1' : '0' ), \
( ( ( ( i ) & 0x04UL ) != 0UL ) ? '1' : '0' ), \
( ( ( ( i ) & 0x02UL ) != 0UL ) ? '1' : '0' ), \
( ( ( ( i ) & 0x01UL ) != 0UL ) ? '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 QPSMS_POS_MODE ( 0U )
#define QPSMS_POS_RAU ( 1U )
#define QPSMS_POS_RDY_TIMER ( 2U )
#define QPSMS_POS_TAU ( 3U )
#define QPSMS_POS_ACTIVE_TIME ( 4U )
#define CELLULAR_PDN_STATUS_POS_CONTEXT_ID ( 0U )
#define CELLULAR_PDN_STATUS_POS_CONTEXT_STATE ( 1U )
#define CELLULAR_PDN_STATUS_POS_CONTEXT_TYPE ( 2U )
#define CELLULAR_PDN_STATUS_POS_IP_ADDRESS ( 3U )
#define RAT_PRIOIRTY_STRING_LENGTH ( 2U )
#define RAT_PRIOIRTY_LIST_LENGTH ( 3U )
#define INVALID_PDN_INDEX ( 0xFFU )
#define DATA_PREFIX_STRING "+QIRD:"
#define DATA_PREFIX_STRING_LENGTH ( 6U )
#define DATA_PREFIX_STRING_CHANGELINE_LENGTH ( 2U ) /* The length of the change line "\r\n". */
#define MAX_QIRD_STRING_PREFIX_STRING ( 14U ) /* The max data prefix string is "+QIRD: 1460\r\n" */
/*-----------------------------------------------------------*/
/**
* @brief Parameters involved in receiving data through sockets
*/
typedef struct _socketDataRecv
{
uint32_t * pDataLen;
uint8_t * pData;
CellularSocketAddress_t * pRemoteSocketAddress;
} _socketDataRecv_t;
/*-----------------------------------------------------------*/
static bool _parseSignalQuality( char * pQcsqPayload,
CellularSignalInfo_t * pSignalInfo );
static CellularPktStatus_t _Cellular_RecvFuncGetSignalInfo( CellularContext_t * pContext,
const CellularATCommandResponse_t * pAtResp,
void * pData,
uint16_t dataLen );
static CellularError_t controlSignalStrengthIndication( CellularContext_t * pContext,
bool enable );
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 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_RecvFuncGetSimCardStatus( CellularContext_t * pContext,
const CellularATCommandResponse_t * pAtResp,
void * pData,
uint16_t dataLen );
static CellularSimCardLockState_t _getSimLockState( char * pToken );
static CellularPktStatus_t _Cellular_RecvFuncGetSimLockStatus( CellularContext_t * pContext,
const CellularATCommandResponse_t * pAtResp,
void * pData,
uint16_t dataLen );
static CellularATError_t parsePdnStatusContextId( char * pToken,
CellularPdnStatus_t * pPdnStatusBuffers );
static CellularATError_t parsePdnStatusContextState( char * pToken,
CellularPdnStatus_t * pPdnStatusBuffers );
static CellularATError_t parsePdnStatusContextType( char * pToken,
CellularPdnStatus_t * pPdnStatusBuffers );
static CellularATError_t getPdnStatusParseToken( char * pToken,
uint8_t tokenIndex,
CellularPdnStatus_t * pPdnStatusBuffers );
static CellularATError_t getPdnStatusParseLine( char * pRespLine,
CellularPdnStatus_t * pPdnStatusBuffers );
static CellularPktStatus_t _Cellular_RecvFuncGetPdnStatus( CellularContext_t * pContext,
const CellularATCommandResponse_t * pAtResp,
void * pData,
uint16_t dataLen );
static CellularError_t buildSocketConnect( CellularSocketHandle_t socketHandle,
char * pCmdBuf );
static CellularATError_t getDataFromResp( const CellularATCommandResponse_t * pAtResp,
const _socketDataRecv_t * pDataRecv,
uint32_t outBufSize );
static CellularPktStatus_t _Cellular_RecvFuncData( CellularContext_t * pContext,
const CellularATCommandResponse_t * pAtResp,
void * pData,
uint16_t dataLen );
static CellularATError_t parseQpsmsMode( char * pToken,
CellularPsmSettings_t * pPsmSettings );
static CellularATError_t parseQpsmsRau( char * pToken,
CellularPsmSettings_t * pPsmSettings );
static CellularATError_t parseQpsmsRdyTimer( char * pToken,
CellularPsmSettings_t * pPsmSettings );
static CellularATError_t parseQpsmsTau( char * pToken,
CellularPsmSettings_t * pPsmSettings );
static CellularATError_t parseQpsmsActiveTime( char * pToken,
CellularPsmSettings_t * pPsmSettings );
static CellularATError_t parseGetPsmToken( char * pToken,
uint8_t tokenIndex,
CellularPsmSettings_t * pPsmSettings );
static CellularRat_t convertRatPriority( char * pRatString );
static CellularPktStatus_t _Cellular_RecvFuncGetRatPriority( CellularContext_t * pContext,
const CellularATCommandResponse_t * pAtResp,
void * pData,
uint16_t dataLen );
static CellularPktStatus_t _Cellular_RecvFuncGetPsmSettings( CellularContext_t * pContext,
const CellularATCommandResponse_t * pAtResp,
void * pData,
uint16_t dataLen );
static CellularPktStatus_t socketRecvDataPrefix( void * pCallbackContext,
char * pLine,
uint32_t lineLength,
char ** ppDataStart,
uint32_t * pDataLength );
static CellularError_t storeAccessModeAndAddress( CellularContext_t * pContext,
CellularSocketHandle_t socketHandle,
CellularSocketAccessMode_t dataAccessMode,
const CellularSocketAddress_t * pRemoteSocketAddress );
static CellularError_t registerDnsEventCallback( cellularModuleContext_t * pModuleContext,
CellularDnsResultEventCallback_t dnsEventCallback,
char * pDnsUsrData );
static void _dnsResultCallback( cellularModuleContext_t * pModuleContext,
char * pDnsResult,
char * pDnsUsrData );
static uint32_t appendBinaryPattern( char * cmdBuf,
uint32_t cmdLen,
uint32_t value,
bool endOfString );
static CellularPktStatus_t socketSendDataPrefix( void * pCallbackContext,
char * pLine,
uint32_t * pBytesRead );
/*-----------------------------------------------------------*/
static bool _parseSignalQuality( char * pQcsqPayload,
CellularSignalInfo_t * pSignalInfo )
{
char * pToken = NULL, * pTmpQcsqPayload = pQcsqPayload;
int32_t tempValue = 0;
bool parseStatus = true;
CellularATError_t atCoreStatus = CELLULAR_AT_SUCCESS;
if( ( pSignalInfo == NULL ) || ( pQcsqPayload == NULL ) )
{
LogError( ( "_parseSignalQuality: Invalid Input Parameters" ) );
parseStatus = false;
}
if( ( parseStatus == true ) && ( Cellular_ATGetNextTok( &pTmpQcsqPayload, &pToken ) == CELLULAR_AT_SUCCESS ) )
{
if( ( strcmp( pToken, "GSM" ) != 0 ) &&
( strcmp( pToken, "CAT-M1" ) != 0 ) &&
( strcmp( pToken, "CAT-NB1" ) != 0 ) )
{
parseStatus = false;
}
}
else
{
LogDebug( ( "_parseSignalQuality: No Valid RAT in QCSQ Response" ) );
parseStatus = false;
}
if( ( parseStatus == true ) && ( Cellular_ATGetNextTok( &pTmpQcsqPayload, &pToken ) == CELLULAR_AT_SUCCESS ) )
{
atCoreStatus = Cellular_ATStrtoi( pToken, 10, &tempValue );
if( atCoreStatus == CELLULAR_AT_SUCCESS )
{
pSignalInfo->rssi = ( int16_t ) tempValue;
}
else
{
LogError( ( "_parseSignalQuality: Error in processing RSSI. Token %s", pToken ) );
parseStatus = false;
}
}
else
{
parseStatus = false;
}
if( ( parseStatus == true ) && ( Cellular_ATGetNextTok( &pTmpQcsqPayload, &pToken ) == CELLULAR_AT_SUCCESS ) )
{
atCoreStatus = Cellular_ATStrtoi( pToken, 10, &tempValue );
if( atCoreStatus == CELLULAR_AT_SUCCESS )
{
pSignalInfo->rsrp = ( int16_t ) tempValue;
}
else
{
LogError( ( "_parseSignalQuality: Error in processing RSRP. Token %s", pToken ) );
parseStatus = false;
}
}
else
{
parseStatus = false;
}
if( ( parseStatus == true ) && ( Cellular_ATGetNextTok( &pTmpQcsqPayload, &pToken ) == CELLULAR_AT_SUCCESS ) )
{
atCoreStatus = Cellular_ATStrtoi( pToken, 10, &tempValue );
if( atCoreStatus == CELLULAR_AT_SUCCESS )
{
/* SINR is reported as an integer value ranging from 0 to 250 representing 1/5 of a dB.
* Value 0 correspond to -20 dBm and 250 corresponds to +30 dBm. */
pSignalInfo->sinr = ( int16_t ) ( SIGNAL_QUALITY_SINR_MIN_VALUE + ( ( tempValue ) / ( SIGNAL_QUALITY_SINR_DIVISIBILITY_FACTOR ) ) );
}
else
{
LogError( ( "_parseSignalQuality: Error in processing SINR. pToken %s", pToken ) );
parseStatus = false;
}
}
else
{
parseStatus = false;
}
if( ( parseStatus == true ) && ( Cellular_ATGetNextTok( &pTmpQcsqPayload, &pToken ) == CELLULAR_AT_SUCCESS ) )
{
atCoreStatus = Cellular_ATStrtoi( pToken, 10, &tempValue );
if( atCoreStatus == CELLULAR_AT_SUCCESS )
{
pSignalInfo->rsrq = ( int16_t ) tempValue;
}
else
{
LogError( ( "_parseSignalQuality: Error in processing RSRQ. Token %s", pToken ) );
parseStatus = false;
}
}
else
{
parseStatus = false;
}
return parseStatus;
}
/*-----------------------------------------------------------*/
/* FreeRTOS Cellular Library types. */
/* coverity[misra_c_2012_rule_8_13_violation] */
static CellularPktStatus_t _Cellular_RecvFuncGetSignalInfo( CellularContext_t * pContext,
const CellularATCommandResponse_t * pAtResp,
void * pData,
uint16_t dataLen )
{
char * pInputLine = NULL;
CellularSignalInfo_t * pSignalInfo = ( CellularSignalInfo_t * ) pData;
bool parseStatus = true;
CellularPktStatus_t pktStatus = CELLULAR_PKT_STATUS_OK;
CellularATError_t atCoreStatus = CELLULAR_AT_SUCCESS;
if( pContext == NULL )
{
pktStatus = CELLULAR_PKT_STATUS_INVALID_HANDLE;
}
else if( ( pSignalInfo == NULL ) || ( dataLen != sizeof( CellularSignalInfo_t ) ) )
{
pktStatus = CELLULAR_PKT_STATUS_BAD_PARAM;
}
else if( ( pAtResp == NULL ) || ( pAtResp->pItm == NULL ) || ( pAtResp->pItm->pLine == NULL ) )
{
LogError( ( "GetSignalInfo: Input Line passed is NULL" ) );
pktStatus = CELLULAR_PKT_STATUS_FAILURE;
}
else
{
pInputLine = pAtResp->pItm->pLine;
atCoreStatus = Cellular_ATRemovePrefix( &pInputLine );
if( atCoreStatus == CELLULAR_AT_SUCCESS )
{
atCoreStatus = Cellular_ATRemoveAllDoubleQuote( pInputLine );
}
if( atCoreStatus == CELLULAR_AT_SUCCESS )
{
atCoreStatus = Cellular_ATRemoveAllWhiteSpaces( pInputLine );
}
if( atCoreStatus != CELLULAR_AT_SUCCESS )
{
pktStatus = _Cellular_TranslateAtCoreStatus( atCoreStatus );
}
}
if( pktStatus == CELLULAR_PKT_STATUS_OK )
{
parseStatus = _parseSignalQuality( pInputLine, pSignalInfo );
if( parseStatus != true )
{
pSignalInfo->rssi = CELLULAR_INVALID_SIGNAL_VALUE;
pSignalInfo->rsrp = CELLULAR_INVALID_SIGNAL_VALUE;
pSignalInfo->rsrq = CELLULAR_INVALID_SIGNAL_VALUE;
pSignalInfo->ber = CELLULAR_INVALID_SIGNAL_VALUE;
pSignalInfo->bars = CELLULAR_INVALID_SIGNAL_BAR_VALUE;
pktStatus = CELLULAR_PKT_STATUS_FAILURE;
}
}
return pktStatus;
}
/*-----------------------------------------------------------*/
static CellularError_t controlSignalStrengthIndication( CellularContext_t * pContext,
bool enable )
{
CellularError_t cellularStatus = CELLULAR_SUCCESS;
CellularPktStatus_t pktStatus = CELLULAR_PKT_STATUS_OK;
char cmdBuf[ CELLULAR_AT_CMD_TYPICAL_MAX_SIZE ] = { '\0' };
uint8_t enable_value = 0;
CellularAtReq_t atReqControlSignalStrengthIndication =
{
cmdBuf,
CELLULAR_AT_NO_RESULT,
NULL,
NULL,
NULL,
0,
};
if( enable == true )
{
enable_value = 1;
}
else
{
enable_value = 0;
}
cellularStatus = _Cellular_CheckLibraryStatus( pContext );
if( cellularStatus == CELLULAR_SUCCESS )
{
/* The return value of snprintf is not used.
* The max length of the string is fixed and checked offline. */
/* coverity[misra_c_2012_rule_21_6_violation]. */
( void ) snprintf( cmdBuf, CELLULAR_AT_CMD_TYPICAL_MAX_SIZE, "AT+QINDCFG=\"csq\",%u", enable_value );
pktStatus = _Cellular_AtcmdRequestWithCallback( pContext, atReqControlSignalStrengthIndication );
cellularStatus = _Cellular_TranslatePktStatus( pktStatus );
}
return cellularStatus;
}
/*-----------------------------------------------------------*/
/* FreeRTOS Cellular Library types. */
/* coverity[misra_c_2012_rule_8_13_violation] */
static CellularPktStatus_t _Cellular_RecvFuncGetIccid( 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 )
{
pktStatus = CELLULAR_PKT_STATUS_INVALID_HANDLE;
}
else if( ( pAtResp == NULL ) || ( pAtResp->pItm == NULL ) ||
( pAtResp->pItm->pLine == NULL ) || ( pData == NULL ) )
{
LogError( ( "getIccid: Response in invalid " ) );
pktStatus = CELLULAR_PKT_STATUS_BAD_PARAM;
}
else
{
pRespLine = pAtResp->pItm->pLine;
atCoreStatus = Cellular_ATRemoveAllWhiteSpaces( pRespLine );
if( atCoreStatus == CELLULAR_AT_SUCCESS )
{
/* Removing QCCID Prefix in AT Response. */
atCoreStatus = Cellular_ATRemovePrefix( &pRespLine );
}
if( atCoreStatus == CELLULAR_AT_SUCCESS )
{
/* Storing the ICCID value in the AT Response. */
if( strlen( pRespLine ) < ( ( size_t ) CELLULAR_ICCID_MAX_SIZE + 1U ) )
{
( void ) strncpy( pData, pRespLine, dataLen );
}
else
{
atCoreStatus = CELLULAR_AT_BAD_PARAMETER;
}
}
pktStatus = _Cellular_TranslateAtCoreStatus( atCoreStatus );
}
return pktStatus;
}
/*-----------------------------------------------------------*/
/* FreeRTOS Cellular Library types. */
/* coverity[misra_c_2012_rule_8_13_violation] */
static CellularPktStatus_t _Cellular_RecvFuncGetImsi( 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 )
{
pktStatus = CELLULAR_PKT_STATUS_INVALID_HANDLE;
}
else if( ( pAtResp == NULL ) || ( pAtResp->pItm == NULL ) ||
( pAtResp->pItm->pLine == NULL ) || ( pData == NULL ) )
{
LogError( ( "getImsi: Response in invalid" ) );
pktStatus = CELLULAR_PKT_STATUS_BAD_PARAM;
}
else
{
pRespLine = pAtResp->pItm->pLine;
/* Removing all the Spaces in the AT Response. */
atCoreStatus = Cellular_ATRemoveAllWhiteSpaces( pRespLine );
if( atCoreStatus == CELLULAR_AT_SUCCESS )
{
if( strlen( pRespLine ) < ( CELLULAR_IMSI_MAX_SIZE + 1U ) )
{
( void ) strncpy( ( char * ) pData, pRespLine, dataLen );
}
else
{
atCoreStatus = CELLULAR_AT_ERROR;
}
}
pktStatus = _Cellular_TranslateAtCoreStatus( atCoreStatus );
}
return pktStatus;
}
/*-----------------------------------------------------------*/
static bool _checkCrsmMemoryStatus( const char * pToken )
{
bool memoryStatus = true;
if( pToken == NULL )
{
LogError( ( "Input Parameter NULL" ) );
memoryStatus = false;
}
if( memoryStatus )
{
/* checking the value sw2 in AT command response for memory problem during CRSM read.
* Refer 3GPP Spec TS 51.011 Section 9.4. */
if( strcmp( pToken, "64" ) == 0 )
{
LogError( ( "_checkCrsmMemoryStatus: Error in Processing HPLMN: CRSM Memory Error" ) );
memoryStatus = false;
}
}
return memoryStatus;
}
/*-----------------------------------------------------------*/
static bool _checkCrsmReadStatus( const char * pToken )
{
bool readStatus = true;
if( pToken == NULL )
{
LogError( ( "Input Parameter NULL" ) );
readStatus = false;
}
if( readStatus )
{
/* checking the parameter sw1 in AT command response for successful CRSM read.
* Refer 3GPP Spec TS 51.011 Section 9.4. */
if( ( strcmp( pToken, "144" ) != 0 ) &&
( strcmp( pToken, "145" ) != 0 ) &&
( strcmp( pToken, "146" ) != 0 ) )
{
LogError( ( "_checkCrsmReadStatus: Error in Processing HPLMN: CRSM Read Error" ) );
readStatus = false;
}
}
return readStatus;
}
/*-----------------------------------------------------------*/
static bool _parseHplmn( char * pToken,
void * pData )
{
bool parseStatus = true;
CellularPlmnInfo_t * plmn = ( CellularPlmnInfo_t * ) pData;
if( ( pToken == NULL ) || ( pData == NULL ) )
{
LogError( ( "Input Parameter NULL" ) );
parseStatus = false;
}
if( parseStatus == true )
{
/* Checking if the very first HPLMN entry in AT command Response is valid*/
if( ( strlen( pToken ) < ( CRSM_HPLMN_RAT_LENGTH ) ) || ( strncmp( pToken, "FFFFFF", 6 ) == 0 ) )
{
LogError( ( "_parseHplmn: Error in Processing HPLMN: Invalid Token %s", pToken ) );
parseStatus = false;
}
}
if( parseStatus == true )
{
/* Returning only the very first HPLMN present in EFHPLMNwACT in SIM.
* EF-HPLMNwACT can contain a maximum of 10 HPLMN entries in decreasing order of priority.
* In this implementation, returning the very first HPLMN is the PLMN priority list. */
/* Refer TS 51.011 Section 10.3.37 for encoding. */
plmn->mcc[ 0 ] = pToken[ 1 ];
plmn->mcc[ 1 ] = pToken[ 0 ];
plmn->mcc[ 2 ] = pToken[ 3 ];
plmn->mnc[ 0 ] = pToken[ 5 ];
plmn->mnc[ 1 ] = pToken[ 4 ];
if( pToken[ 2 ] != 'F' )
{
plmn->mnc[ 2 ] = pToken[ 2 ];
plmn->mnc[ 3 ] = '\0';
}
else
{
plmn->mnc[ 2 ] = '\0';
}
}
return parseStatus;
}
/*-----------------------------------------------------------*/
/* FreeRTOS Cellular Library types. */
/* coverity[misra_c_2012_rule_8_13_violation] */
static CellularPktStatus_t _Cellular_RecvFuncGetHplmn( CellularContext_t * pContext,
const CellularATCommandResponse_t * pAtResp,
void * pData,
uint16_t dataLen )
{
bool parseStatus = true;
CellularPktStatus_t pktStatus = CELLULAR_PKT_STATUS_OK;
CellularATError_t atCoreStatus = CELLULAR_AT_SUCCESS;
char * pCrsmResponse = NULL, * pToken = NULL;
if( pContext == NULL )
{
pktStatus = CELLULAR_PKT_STATUS_INVALID_HANDLE;
}
else if( ( pAtResp == NULL ) || ( pAtResp->pItm == NULL ) || ( pAtResp->pItm->pLine == NULL ) ||
( pData == NULL ) || ( dataLen != sizeof( CellularPlmnInfo_t ) ) )
{
LogError( ( "GetHplmn: Response is invalid " ) );
pktStatus = CELLULAR_PKT_STATUS_BAD_PARAM;
}
else
{
pCrsmResponse = pAtResp->pItm->pLine;
atCoreStatus = Cellular_ATRemoveAllWhiteSpaces( pCrsmResponse );
if( atCoreStatus == CELLULAR_AT_SUCCESS )
{
/* Removing the CRSM prefix in AT Response. */
atCoreStatus = Cellular_ATRemovePrefix( &pCrsmResponse );
}
if( atCoreStatus == CELLULAR_AT_SUCCESS )
{
/* Removing All quotes in the AT Response. */
atCoreStatus = Cellular_ATRemoveAllDoubleQuote( pCrsmResponse );
}
if( atCoreStatus == CELLULAR_AT_SUCCESS )
{
/* Getting the next token separated by comma in At Response*/
atCoreStatus = Cellular_ATGetNextTok( &pCrsmResponse, &pToken );
}
if( atCoreStatus == CELLULAR_AT_SUCCESS )
{
parseStatus = _checkCrsmReadStatus( pToken );
if( !parseStatus )
{
atCoreStatus = CELLULAR_AT_ERROR;
}
}
if( atCoreStatus == CELLULAR_AT_SUCCESS )
{
atCoreStatus = Cellular_ATGetNextTok( &pCrsmResponse, &pToken );
}
if( atCoreStatus == CELLULAR_AT_SUCCESS )
{
parseStatus = _checkCrsmMemoryStatus( pToken );
if( !parseStatus )
{
atCoreStatus = CELLULAR_AT_ERROR;
}
}
if( atCoreStatus == CELLULAR_AT_SUCCESS )
{
atCoreStatus = Cellular_ATGetNextTok( &pCrsmResponse, &pToken );
}
if( atCoreStatus == CELLULAR_AT_SUCCESS )
{
parseStatus = _parseHplmn( pToken, pData );
if( !parseStatus )
{
atCoreStatus = CELLULAR_AT_ERROR;
}
}
pktStatus = _Cellular_TranslateAtCoreStatus( atCoreStatus );
}
return pktStatus;
}
/*-----------------------------------------------------------*/
/* FreeRTOS Cellular Library types. */
/* coverity[misra_c_2012_rule_8_13_violation] */
static CellularPktStatus_t _Cellular_RecvFuncGetSimCardStatus( CellularContext_t * pContext,
const CellularATCommandResponse_t * pAtResp,
void * pData,
uint16_t dataLen )
{
char * pInputLine = NULL;
const char * pTokenPtr = NULL;
CellularPktStatus_t pktStatus = CELLULAR_PKT_STATUS_OK;
CellularATError_t atCoreStatus = CELLULAR_AT_SUCCESS;
CellularSimCardState_t * pSimCardState = ( CellularSimCardState_t * ) pData;
if( pContext == NULL )
{
pktStatus = CELLULAR_PKT_STATUS_INVALID_HANDLE;
}
else if( ( pAtResp == NULL ) || ( pAtResp->pItm == NULL ) || ( pAtResp->pItm->pLine == NULL ) )
{
LogError( ( "GetSimStatus: response is invalid" ) );
pktStatus = CELLULAR_PKT_STATUS_FAILURE;
}
else if( ( pData == NULL ) || ( dataLen != sizeof( CellularSimCardState_t ) ) )
{
pktStatus = CELLULAR_PKT_STATUS_BAD_PARAM;
}
else
{
pInputLine = pAtResp->pItm->pLine;
atCoreStatus = Cellular_ATRemoveLeadingWhiteSpaces( &pInputLine );
pktStatus = _Cellular_TranslateAtCoreStatus( atCoreStatus );
if( pktStatus == CELLULAR_PKT_STATUS_OK )
{
/* remove the token prefix. */
pTokenPtr = strtok_r( pInputLine, ":", &pInputLine );
/* check the token prefix. */
if( pTokenPtr == NULL )
{
pktStatus = CELLULAR_PKT_STATUS_BAD_RESPONSE;
}
else
{
pktStatus = _Cellular_ParseSimstat( pInputLine, pSimCardState );
}
}
}
return pktStatus;
}
/*-----------------------------------------------------------*/
static CellularSimCardLockState_t _getSimLockState( char * pToken )
{
CellularSimCardLockState_t tempState = CELLULAR_SIM_CARD_LOCK_UNKNOWN;
if( pToken != NULL )
{
if( strcmp( pToken, "READY" ) == 0 )
{
tempState = CELLULAR_SIM_CARD_READY;
}
else if( strcmp( pToken, "SIM PIN" ) == 0 )
{
tempState = CELLULAR_SIM_CARD_PIN;
}
else if( strcmp( pToken, "SIM PUK" ) == 0 )
{
tempState = CELLULAR_SIM_CARD_PUK;
}
else if( strcmp( pToken, "SIM PIN2" ) == 0 )
{
tempState = CELLULAR_SIM_CARD_PIN2;
}
else if( strcmp( pToken, "SIM PUK2" ) == 0 )
{
tempState = CELLULAR_SIM_CARD_PUK2;
}
else if( strcmp( pToken, "PH-NET PIN" ) == 0 )
{
tempState = CELLULAR_SIM_CARD_PH_NET_PIN;
}
else if( strcmp( pToken, "PH-NET PUK" ) == 0 )
{
tempState = CELLULAR_SIM_CARD_PH_NET_PUK;
}
else if( strcmp( pToken, "PH-NETSUB PIN" ) == 0 )
{
tempState = CELLULAR_SIM_CARD_PH_NETSUB_PIN;
}
else if( strcmp( pToken, "PH-NETSUB PUK" ) == 0 )
{
tempState = CELLULAR_SIM_CARD_PH_NETSUB_PUK;
}
else if( strcmp( pToken, "PH-SP PIN" ) == 0 )
{
tempState = CELLULAR_SIM_CARD_SP_PIN;
}
else if( strcmp( pToken, "PH-SP PUK" ) == 0 )
{
tempState = CELLULAR_SIM_CARD_SP_PUK;
}
else if( strcmp( pToken, "PH-CORP PIN" ) == 0 )
{
tempState = CELLULAR_SIM_CARD_CORP_PIN;
}
else if( strcmp( pToken, "PH-CORP PUK" ) == 0 )
{
tempState = CELLULAR_SIM_CARD_CORP_PUK;
}
else
{
LogError( ( "Unknown SIM Lock State %s", pToken ) );
}
}
return tempState;
}
/*-----------------------------------------------------------*/
/* FreeRTOS Cellular Library types. */
/* coverity[misra_c_2012_rule_8_13_violation] */
static CellularPktStatus_t _Cellular_RecvFuncGetSimLockStatus( CellularContext_t * pContext,
const CellularATCommandResponse_t * pAtResp,
void * pData,
uint16_t dataLen )
{
char * pToken = NULL, * pInputStr = NULL;
CellularSimCardLockState_t * pSimLockState = NULL;
CellularPktStatus_t pktStatus = CELLULAR_PKT_STATUS_OK;
CellularATError_t atCoreStatus = CELLULAR_AT_SUCCESS;
if( pContext == NULL )
{
pktStatus = CELLULAR_PKT_STATUS_INVALID_HANDLE;
}
else if( ( pAtResp == NULL ) || ( pAtResp->pItm == NULL ) || ( pAtResp->pItm->pLine == NULL ) ||
( pData == NULL ) || ( dataLen != sizeof( CellularSimCardLockState_t ) ) )
{
LogError( ( " Get SIM lock State: Response data is invalid" ) );
pktStatus = CELLULAR_PKT_STATUS_BAD_PARAM;
}
else
{
pInputStr = pAtResp->pItm->pLine;
pSimLockState = ( CellularSimCardLockState_t * ) pData;
if( strlen( pInputStr ) == 0U )
{
LogError( ( "Get SIM lock State: Input data is invalid" ) );
pktStatus = CELLULAR_PKT_STATUS_FAILURE;
}
}
if( pktStatus == CELLULAR_PKT_STATUS_OK )
{
atCoreStatus = Cellular_ATRemoveAllWhiteSpaces( pInputStr );
if( atCoreStatus == CELLULAR_AT_SUCCESS )
{
atCoreStatus = Cellular_ATRemovePrefix( &pInputStr );
}
if( atCoreStatus == CELLULAR_AT_SUCCESS )
{
atCoreStatus = Cellular_ATGetNextTok( &pInputStr, &pToken );
}
if( atCoreStatus == CELLULAR_AT_SUCCESS )
{
LogDebug( ( "SIM Lock State: %s", pToken ) );
*pSimLockState = _getSimLockState( pToken );
}
if( atCoreStatus != CELLULAR_AT_SUCCESS )
{
pktStatus = _Cellular_TranslateAtCoreStatus( atCoreStatus );
}
}
return pktStatus;
}
/*-----------------------------------------------------------*/
static CellularATError_t parsePdnStatusContextId( char * pToken,
CellularPdnStatus_t * pPdnStatusBuffers )
{
int32_t tempValue = 0;
CellularATError_t atCoreStatus = Cellular_ATStrtoi( pToken, 10, &tempValue );
if( atCoreStatus == CELLULAR_AT_SUCCESS )
{
if( ( tempValue >= ( int32_t ) CELLULAR_PDN_CONTEXT_ID_MIN ) &&
( tempValue <= ( int32_t ) CELLULAR_PDN_CONTEXT_ID_MAX ) )
{
pPdnStatusBuffers->contextId = ( uint8_t ) tempValue;
}
else
{
LogError( ( "Error in Processing Context Id. Token %s", pToken ) );
atCoreStatus = CELLULAR_AT_ERROR;
}
}
return atCoreStatus;
}
/*-----------------------------------------------------------*/
static CellularATError_t parsePdnStatusContextState( char * pToken,
CellularPdnStatus_t * pPdnStatusBuffers )
{
int32_t tempValue = 0;
CellularATError_t atCoreStatus = Cellular_ATStrtoi( pToken, 10, &tempValue );
if( atCoreStatus == CELLULAR_AT_SUCCESS )
{
if( ( tempValue >= 0 ) &&
( tempValue <= ( int32_t ) UINT8_MAX ) )
{
pPdnStatusBuffers->state = ( uint8_t ) tempValue;
}
else
{
LogError( ( "Error in processing PDN Status Buffer state. Token %s", pToken ) );
atCoreStatus = CELLULAR_AT_ERROR;
}
}
return atCoreStatus;
}
/*-----------------------------------------------------------*/
static CellularATError_t parsePdnStatusContextType( char * pToken,
CellularPdnStatus_t * pPdnStatusBuffers )
{
int32_t tempValue = 0;
CellularATError_t atCoreStatus = Cellular_ATStrtoi( pToken, 10, &tempValue );
if( atCoreStatus == CELLULAR_AT_SUCCESS )
{
if( ( tempValue >= 0 ) && ( tempValue < ( int32_t ) CELLULAR_PDN_CONTEXT_TYPE_MAX ) )
{
/* Variable "tempValue" is ensured that it is valid and within
* a valid range. Hence, assigning the value of the variable to
* pdnContextType with a enum cast. */
/* coverity[misra_c_2012_rule_10_5_violation] */
pPdnStatusBuffers->pdnContextType = ( CellularPdnContextType_t ) tempValue;
}
else
{
LogError( ( "Error in processing PDN State Buffer Status. Token %s", pToken ) );