hdlc_rx_state_t Struct Reference

#include <hdlc.h>

List of all members.

Public Attributes
int	crc_bytes
size_t	max_frame_len
	Maximum permitted frame length.
hdlc_frame_handler_t	frame_handler
	The callback routine called to process each good received frame.
void *	user_data
	An opaque parameter passed to the callback routine.
int	report_bad_frames
	TRUE if bad frames are to be reported.
int	framing_ok_threshold
	The number of consecutive flags which must be seen before framing is declared OK.
int	framing_ok_announced
	TRUE if framing OK has been announced.
int	flags_seen
	Number of consecutive flags seen so far.
unsigned int	raw_bit_stream
	The raw (stuffed) bit stream buffer.
unsigned int	byte_in_progress
	The destuffed bit stream buffer.
int	num_bits
	The current number of bits in byte_in_progress.
int	octet_counting_mode
	TRUE if in octet counting mode (e.g. for MTP).
int	octet_count
	Octet count, to achieve the functionality needed for things like MTP.
int	octet_count_report_interval
	The number of octets to be allowed between octet count reports.
uint8_t	buffer [HDLC_MAXFRAME_LEN+4]
	Buffer for a frame in progress.
size_t	len
	Length of a frame in progress.
unsigned long int	rx_bytes
	The number of bytes of good frames received (CRC not included).
unsigned long int	rx_frames
	The number of good frames received.
unsigned long int	rx_crc_errors
	The number of frames with CRC errors received.
unsigned long int	rx_length_errors
	The number of too short and too long frames received.
unsigned long int	rx_aborts
	The number of HDLC aborts received.

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Detailed Description

HDLC receive descriptor. This contains all the state information for an HDLC receiver.

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Member Data Documentation

int hdlc_rx_state_t::crc_bytes

2 for CRC-16, 4 for CRC-32

Referenced by hdlc_rx_init(), and hdlc_rx_set_max_frame_len().

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The documentation for this struct was generated from the following file:

• hdlc.h