gsmtap_util.c File Reference

GSMTAP support code in libosmocore. More...

#include "../config.h"
#include <osmocom/core/gsmtap_util.h>
#include <osmocom/core/logging.h>
#include <osmocom/core/gsmtap.h>
#include <osmocom/core/msgb.h>
#include <osmocom/core/talloc.h>
#include <osmocom/core/select.h>
#include <osmocom/core/socket.h>
#include <osmocom/core/byteswap.h>
#include <osmocom/gsm/protocol/gsm_04_08.h>
#include <osmocom/gsm/rsl.h>
#include <sys/types.h>
#include <stdio.h>
#include <unistd.h>
#include <stdint.h>
#include <string.h>
#include <errno.h>
#include <sys/socket.h>
#include <netinet/in.h>

Functions
uint8_t	chantype_rsl2gsmtap2 (uint8_t rsl_chantype, uint8_t link_id, bool user_plane)
	convert RSL channel number to GSMTAP channel type
uint8_t	chantype_rsl2gsmtap (uint8_t rsl_chantype, uint8_t link_id)
	convert RSL channel number to GSMTAP channel type
void	chantype_gsmtap2rsl (uint8_t gsmtap_chantype, uint8_t *rsl_chantype, uint8_t *link_id)
	convert GSMTAP channel type to RSL channel number + Link ID
struct msgb *	gsmtap_makemsg_ex (uint8_t type, uint16_t arfcn, uint8_t ts, uint8_t chan_type, uint8_t ss, uint32_t fn, int8_t signal_dbm, int8_t snr, const uint8_t *data, unsigned int len)
	create an arbitrary type GSMTAP message
struct msgb *	gsmtap_makemsg (uint16_t arfcn, uint8_t ts, uint8_t chan_type, uint8_t ss, uint32_t fn, int8_t signal_dbm, int8_t snr, const uint8_t *data, unsigned int len)
	create L1/L2 data and put it into GSMTAP
int	gsmtap_source_init_fd (const char *host, uint16_t port)
	Create a new (sending) GSMTAP source socket.
int	gsmtap_source_add_sink_fd (int gsmtap_fd)
	Add a local sink to an existing GSMTAP source and return fd.
int	gsmtap_sendmsg (struct gsmtap_inst *gti, struct msgb *msg)
	Send a Message buffers through a GSMTAP source.
int	gsmtap_sendmsg_free (struct gsmtap_inst *gti, struct msgb *msg)
	Send a Message buffers through a GSMTAP source; free the message even if tx queue full.
int	gsmtap_send_ex (struct gsmtap_inst *gti, uint8_t type, uint16_t arfcn, uint8_t ts, uint8_t chan_type, uint8_t ss, uint32_t fn, int8_t signal_dbm, int8_t snr, const uint8_t *data, unsigned int len)
	send an arbitrary type through GSMTAP.
int	gsmtap_send (struct gsmtap_inst *gti, uint16_t arfcn, uint8_t ts, uint8_t chan_type, uint8_t ss, uint32_t fn, int8_t signal_dbm, int8_t snr, const uint8_t *data, unsigned int len)
	send a message from L1/L2 through GSMTAP.
static int	gsmtap_wq_w_cb (struct osmo_fd *ofd, struct msgb *msg)
static int	gsmtap_sink_fd_cb (struct osmo_fd *fd, unsigned int flags)
int	gsmtap_source_add_sink (struct gsmtap_inst *gti)
	Add a local sink to an existing GSMTAP source and return fd.
struct gsmtap_inst *	gsmtap_source_init (const char *host, uint16_t port, int ofd_wq_mode)
	Open GSMTAP source socket, connect and register osmo_fd.
void	gsmtap_source_free (struct gsmtap_inst *gti)

Variables
const struct value_string	gsmtap_gsm_channel_names []
const struct value_string	gsmtap_type_names []

Detailed Description

GSMTAP support code in libosmocore.