include/otto/data.h File Reference

Data parameter definitions. More...

Go to the source code of this file.

Classes
union	otto_prn
	PRN structure. More...
struct	otto_slot
	SLOT definition. More...
struct	otto_prn_table_entry
	PRN table entry. More...
struct	otto_slot_pkt_table_entry
	PKT SLOT type. More...
struct	otto_slot_bmp_table_entry
	BMP SLOT type. More...
struct	otto_slot_bmm_table_entry
	BMM SLOT type. More...
struct	otto_slot_unm_table_entry
	UNM SLOT type. More...
struct	otto_slot_snm_table_entry
	SNM SLOT type. More...
struct	otto_slot_sed_table_entry
	SED SLOT type. More...
struct	otto_parameter_value
	Decoded parameter. More...
union	otto_dtc
	Encoded DTC. More...
Functions
int	otto_decode_by_slot (struct otto_slot *slot, int in, int *out)
	Apply SLOT transformation to OBD2 data and return general format data.
int	otto_encode_by_slot (struct otto_slot *slot, int in, int *out)
	Apply SLOT transformation to general format data and return OBD2 data.
int	otto_dtc_tostring (union otto_dtc *dtc, char *str, size_t size)
	Returns the string representation of a DTC.
int	otto_dtclookup (union otto_dtc *dtc, char *desc, size_t size)
	Returns a diagnostic message from looking up the specified DTC in the database.

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Detailed Description

Data parameter definitions.

Parameter reference number (PRN), scaling, limit, offset, transfer (SLOT) structures, and diagnostic trouble code (DTC) format

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Function Documentation

int otto_decode_by_slot (  struct otto_slot *  slot, int  in, int *  out )

Apply SLOT transformation to OBD2 data and return general format data. Parameters: slot  SLOT describing format of data in  Input data (OBD2 format) out  Output data (general format)

int otto_dtc_tostring (  union otto_dtc *  dtc, char *  str, size_t  size )

Returns the string representation of a DTC. Todo: use DTC character PRN Parameters: dtc  DTC to format str  Buffer to store DTC formatted as a string, must be at least 6 characters size  Size of str, must be >= 6

int otto_dtclookup (  union otto_dtc *  dtc, char *  desc, size_t  size )

Returns a diagnostic message from looking up the specified DTC in the database. Returns: Zero on succes, error on failure Parameters: dtc  DTC to lookup desc  Buffer to store DTC description size  Size of desc

int otto_encode_by_slot (  struct otto_slot *  slot, int  in, int *  out )

Apply SLOT transformation to general format data and return OBD2 data. Parameters: slot  SLOT describing format of data in  Input data (general format) out  Output data (OBD2 format)

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