libosmocore 0.9.6-23.20170220git32ee5af8.fc42
Osmocom core library
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gsmtap_hdr Struct Reference

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

#include <gsmtap.h>

Data Fields

uint8_t version
 
uint8_t hdr_len
 
uint8_t type
 
uint8_t timeslot
 
uint16_t arfcn
 
int8_t signal_dbm
 
int8_t snr_db
 
uint32_t frame_number
 
uint8_t sub_type
 
uint8_t antenna_nr
 
uint8_t sub_slot
 
uint8_t res
 

Detailed Description

Structure of the GTMTAP 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_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_makemsg_ex().

◆ version

uint8_t gsmtap_hdr::version

version, set to 0x01 currently

Referenced by gsmtap_makemsg_ex().


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