RegionCommon.h

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#ifndef __REGIONCOMMON_H__
#define __REGIONCOMMON_H__
 
#ifdef __cplusplus
extern "C"
{
#endif
 
#include "LoRaMacTypes.h"
#include "LoRaMacHeaderTypes.h"
#include "region/Region.h"
 
// Constants that are common to all the regions.
 
#define REGION_COMMON_DEFAULT_RECEIVE_DELAY1            1000
 
#define REGION_COMMON_DEFAULT_RECEIVE_DELAY2            ( REGION_COMMON_DEFAULT_RECEIVE_DELAY1 + 1000 )
 
#define REGION_COMMON_DEFAULT_JOIN_ACCEPT_DELAY1        5000
 
#define REGION_COMMON_DEFAULT_JOIN_ACCEPT_DELAY2        ( REGION_COMMON_DEFAULT_JOIN_ACCEPT_DELAY1 + 1000 )
 
#define REGION_COMMON_DEFAULT_ADR_ACK_LIMIT             64
 
#define REGION_COMMON_DEFAULT_ADR_ACK_DELAY             32
 
#define REGION_COMMON_DEFAULT_MAX_FCNT_GAP              16384
 
#define REGION_COMMON_DEFAULT_ACK_TIMEOUT               2000
 
#define REGION_COMMON_DEFAULT_ACK_TIMEOUT_RND           1000
 
#define REGION_COMMON_DEFAULT_RX1_DR_OFFSET             0
 
#define REGION_COMMON_DEFAULT_DOWNLINK_DWELL_TIME       0
 
#define REGION_COMMON_DEFAULT_PING_SLOT_PERIODICITY     7
 
typedef struct sRegionCommonLinkAdrParams
{
    uint8_t NbRep;
    int8_t Datarate;
    int8_t TxPower;
    uint8_t ChMaskCtrl;
    uint16_t ChMask;
}RegionCommonLinkAdrParams_t;
 
typedef struct sRegionCommonLinkAdrReqVerifyParams
{
    Version_t Version;
    uint8_t Status;
    bool AdrEnabled;
    int8_t Datarate;
    int8_t TxPower;
    uint8_t NbRep;
    int8_t CurrentDatarate;
    int8_t CurrentTxPower;
    int8_t CurrentNbRep;
    uint8_t NbChannels;
    uint16_t* ChannelsMask;
    int8_t MinDatarate;
    int8_t MaxDatarate;
    ChannelParams_t* Channels;
    int8_t MinTxPower;
    int8_t MaxTxPower;
}RegionCommonLinkAdrReqVerifyParams_t;
 
typedef struct sRegionCommonRxBeaconSetupParams
{
    const uint8_t* Datarates;
    uint32_t Frequency;
    uint8_t BeaconSize;
    uint8_t BeaconDatarate;
    uint8_t BeaconChannelBW;
    uint32_t RxTime;
    uint16_t SymbolTimeout;
}RegionCommonRxBeaconSetupParams_t;
 
typedef struct sRegionCommonCountNbOfEnabledChannelsParams
{
    bool Joined;
    uint8_t Datarate;
    uint16_t* ChannelsMask;
    ChannelParams_t* Channels;
    Band_t* Bands;
    uint16_t MaxNbChannels;
    uint16_t* JoinChannels;
}RegionCommonCountNbOfEnabledChannelsParams_t;
 
typedef struct sRegionCommonIdentifyChannelsParam
{
    TimerTime_t AggrTimeOff;
    TimerTime_t LastAggrTx;
    bool DutyCycleEnabled;
    uint8_t MaxBands;
    SysTime_t ElapsedTimeSinceStartUp;
    bool LastTxIsJoinRequest;
    TimerTime_t ExpectedTimeOnAir;
    RegionCommonCountNbOfEnabledChannelsParams_t* CountNbOfEnabledChannelsParam;
}RegionCommonIdentifyChannelsParam_t;
 
typedef struct sRegionCommonSetDutyCycleParams
{
    TimerTime_t DutyCycleTimePeriod;
    uint8_t MaxBands;
    Band_t* Bands;
}RegionCommonSetDutyCycleParams_t;
 
uint8_t RegionCommonValueInRange( int8_t value, int8_t min, int8_t max );
 
bool RegionCommonChanVerifyDr( uint8_t nbChannels, uint16_t* channelsMask, int8_t dr,
                            int8_t minDr, int8_t maxDr, ChannelParams_t* channels );
 
bool RegionCommonChanDisable( uint16_t* channelsMask, uint8_t id, uint8_t maxChannels );
 
uint8_t RegionCommonCountChannels( uint16_t* channelsMask, uint8_t startIdx, uint8_t stopIdx );
 
void RegionCommonChanMaskCopy( uint16_t* channelsMaskDest, uint16_t* channelsMaskSrc, uint8_t len );
 
void RegionCommonSetBandTxDone( Band_t* band, TimerTime_t lastTxAirTime, bool joined, SysTime_t elapsedTimeSinceStartup );
 
TimerTime_t RegionCommonUpdateBandTimeOff( bool joined, Band_t* bands,
                                           uint8_t nbBands, bool dutyCycleEnabled,
                                           bool lastTxIsJoinRequest, SysTime_t elapsedTimeSinceStartup,
                                           TimerTime_t expectedTimeOnAir );
 
uint8_t RegionCommonParseLinkAdrReq( uint8_t* payload, RegionCommonLinkAdrParams_t* parseLinkAdr );
 
uint8_t RegionCommonLinkAdrReqVerifyParams( RegionCommonLinkAdrReqVerifyParams_t* verifyParams, int8_t* dr, int8_t* txPow, uint8_t* nbRep );
 
uint32_t RegionCommonComputeSymbolTimeLoRa( uint8_t phyDr, uint32_t bandwidthInHz );
 
uint32_t RegionCommonComputeSymbolTimeFsk( uint8_t phyDrInKbps );
 
void RegionCommonComputeRxWindowParameters( uint32_t tSymbolInUs, uint8_t minRxSymbols, uint32_t rxErrorInMs, uint32_t wakeUpTimeInMs, uint32_t* windowTimeoutInSymbols, int32_t* windowOffsetInMs );
 
int8_t RegionCommonComputeTxPower( int8_t txPowerIndex, float maxEirp, float antennaGain );
 
void RegionCommonRxBeaconSetup( RegionCommonRxBeaconSetupParams_t* rxBeaconSetupParams );
 
void RegionCommonCountNbOfEnabledChannels( RegionCommonCountNbOfEnabledChannelsParams_t* countNbOfEnabledChannelsParams,
                                           uint8_t* enabledChannels, uint8_t* nbEnabledChannels, uint8_t* nbRestrictedChannels );
 
LoRaMacStatus_t RegionCommonIdentifyChannels( RegionCommonIdentifyChannelsParam_t* identifyChannelsParam,
                                              TimerTime_t* aggregatedTimeOff, uint8_t* enabledChannels,
                                              uint8_t* nbEnabledChannels, uint8_t* nbRestrictedChannels,
                                              TimerTime_t* nextTxDelay );
 
int8_t RegionCommonGetNextLowerTxDr( int8_t dr, int8_t minDr );
 
int8_t RegionCommonLimitTxPower( int8_t txPower, int8_t maxBandTxPower );
 
uint32_t RegionCommonGetBandwidth( uint32_t drIndex, const uint32_t* bandwidths );
 
#ifdef __cplusplus
}
#endif
 
#endif // __REGIONCOMMON_H__