Nicola Gutierrez
66 lines
1.2 KiB
C
66 lines
1.2 KiB
C
#ifndef INC_MMR_CAN_SCS_MANAGER_H_
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#define INC_MMR_CAN_SCS_MANAGER_H_
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#include "mmr_can.h"
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/**
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* Scs_timer represents the max number of counter
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* that need to checked w/current time
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*/
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#ifndef MMR_CAN_SCS_ENTRIES_COUNT
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#define MMR_CAN_SCS_ENTRIES_COUNT 5
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#endif
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/**
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* @brief
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* Maximum timeout before first retransmission,
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* in milliseconds
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*/
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#ifndef MMR_CAN_MAX_TIMEOUT
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#define MMR_CAN_MAX_TIMEOUT 500
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#endif
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/**
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* It depends on how many bits the board devotes to the timer
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* Check the datasheet
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*/
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typedef uint32_t TimerRange;
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/**
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* @brief Represents the base-struct to manage a single RTR
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* and allows to interface with the associated SCS's timer
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*/
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typedef struct {
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MmrCanHeader header;
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TimerRange counter;
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int rtr;
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} MmrCanScsEntry;
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typedef enum {
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MMR_CAN_SCS_CHECK_OK,
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MMR_CAN_SCS_CHECK_RTR,
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MMR_CAN_SCS_CHECK_ERROR,
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} MmrCanScsCheckResult;
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bool MMR_CAN_MaybeHandleAck(MmrCanHeader header);
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HalStatus MMR_CAN_HandleNextScs(CanHandle *hcan);
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HalStatus MMR_CAN_SendAck(
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CanHandle *hcan,
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MmrCanHeader originalHeader
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);
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HalStatus MMR_CAN_SendScs(
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CanHandle *hcan,
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MmrCanMessageId scsId,
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CanId senderId
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);
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#endif // !INC_MMR_CAN_SCS_MANAGER_H_
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