gsmtap_hdr Struct Reference

Structure of the GSMTAP pseudo-header. More...

#include <gsmtap.h>

Data Fields
uint8_t	version
	version, set to 0x01 currently More...
uint8_t	hdr_len
	length in number of 32bit words More...
uint8_t	type
	see GSMTAP_TYPE_* More...
uint8_t	timeslot
	timeslot (0..7 on Um) More...
uint16_t	arfcn
	ARFCN (frequency) More...
int8_t	signal_dbm
	signal level in dBm More...
int8_t	snr_db
	signal/noise ratio in dB More...
uint32_t	frame_number
	GSM Frame Number (FN) More...
uint8_t	sub_type
	Type of burst/channel, see above. More...
uint8_t	antenna_nr
	Antenna Number. More...
uint8_t	sub_slot
	sub-slot within timeslot More...
uint8_t	res
	reserved for future use (RFU) More...

Detailed Description

Structure of the GSMTAP pseudo-header.

Field Documentation

antenna_nr

uint8_t gsmtap_hdr::antenna_nr

Antenna Number.

Referenced by gsmtap_makemsg_ex().

arfcn

uint16_t gsmtap_hdr::arfcn

ARFCN (frequency)

Referenced by gsmtap_makemsg_ex().

frame_number

uint32_t gsmtap_hdr::frame_number

GSM Frame Number (FN)

Referenced by gsmtap_makemsg_ex().

hdr_len

uint8_t gsmtap_hdr::hdr_len

length in number of 32bit words

Referenced by _gsmtap_raw_output(), and gsmtap_makemsg_ex().

res

uint8_t gsmtap_hdr::res

reserved for future use (RFU)

signal_dbm

int8_t gsmtap_hdr::signal_dbm

signal level in dBm

Referenced by gsmtap_makemsg_ex().

snr_db

int8_t gsmtap_hdr::snr_db

signal/noise ratio in dB

Referenced by gsmtap_makemsg_ex().

sub_slot

uint8_t gsmtap_hdr::sub_slot

sub-slot within timeslot

Referenced by gsmtap_makemsg_ex().

sub_type

uint8_t gsmtap_hdr::sub_type

Type of burst/channel, see above.

Referenced by gsmtap_makemsg_ex().

timeslot

uint8_t gsmtap_hdr::timeslot

timeslot (0..7 on Um)

Referenced by gsmtap_makemsg_ex().

type

uint8_t gsmtap_hdr::type

see GSMTAP_TYPE_*

Referenced by _gsmtap_raw_output(), and gsmtap_makemsg_ex().

version

uint8_t gsmtap_hdr::version

version, set to 0x01 currently

Referenced by _gsmtap_raw_output(), and gsmtap_makemsg_ex().

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

• include/osmocom/core/gsmtap.h