libosmocore  0.9.6.311-c977
Osmocom core library
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gsmtap_util.h
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1 #pragma once
2 
3 #include <stdint.h>
5 #include <osmocom/core/select.h>
6 
11 uint8_t chantype_rsl2gsmtap(uint8_t rsl_chantype, uint8_t rsl_link_id);
12 
13 struct msgb *gsmtap_makemsg_ex(uint8_t type, uint16_t arfcn, uint8_t ts, uint8_t chan_type,
14  uint8_t ss, uint32_t fn, int8_t signal_dbm,
15  uint8_t snr, const uint8_t *data, unsigned int len);
16 
17 struct msgb *gsmtap_makemsg(uint16_t arfcn, uint8_t ts, uint8_t chan_type,
18  uint8_t ss, uint32_t fn, int8_t signal_dbm,
19  uint8_t snr, const uint8_t *data, unsigned int len);
20 
22 struct gsmtap_inst {
24  struct osmo_wqueue wq;
25  struct osmo_fd sink_ofd;
26 };
27 
31 static inline int gsmtap_inst_fd(struct gsmtap_inst *gti)
32 {
33  return gti->wq.bfd.fd;
34 }
35 
36 int gsmtap_source_init_fd(const char *host, uint16_t port);
37 
38 int gsmtap_source_add_sink_fd(int gsmtap_fd);
39 
40 struct gsmtap_inst *gsmtap_source_init(const char *host, uint16_t port,
41  int ofd_wq_mode);
42 
43 int gsmtap_source_add_sink(struct gsmtap_inst *gti);
44 
45 int gsmtap_sendmsg(struct gsmtap_inst *gti, struct msgb *msg);
46 
47 int gsmtap_send_ex(struct gsmtap_inst *gti, uint8_t type, uint16_t arfcn, uint8_t ts,
48  uint8_t chan_type, uint8_t ss, uint32_t fn,
49  int8_t signal_dbm, uint8_t snr, const uint8_t *data,
50  unsigned int len);
51 
52 int gsmtap_send(struct gsmtap_inst *gti, uint16_t arfcn, uint8_t ts,
53  uint8_t chan_type, uint8_t ss, uint32_t fn,
54  int8_t signal_dbm, uint8_t snr, const uint8_t *data,
55  unsigned int len);
56 
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, uint8_t snr, const uint8_t *data, unsigned int len)
create an arbitrary type GSMTAP message
Definition: gsmtap_util.c:108
uint8_t chantype_rsl2gsmtap(uint8_t rsl_chantype, uint8_t rsl_link_id)
convert RSL channel number to GSMTAP channel type
Definition: gsmtap_util.c:57
int8_t signal_dbm
signal level in dBm
Definition: gsmtap.h:117
struct msgb * gsmtap_makemsg(uint16_t arfcn, uint8_t ts, uint8_t chan_type, uint8_t ss, uint32_t fn, int8_t signal_dbm, uint8_t snr, const uint8_t *data, unsigned int len)
create L1/L2 data and put it into GSMTAP
Definition: gsmtap_util.c:155
unsigned char * data
start of message in buffer
Definition: msgb.h:59
struct gsmtap_inst * gsmtap_source_init(const char *host, uint16_t port, int ofd_wq_mode)
Osmocom message buffer.
Definition: msgb.h:35
uint16_t arfcn
ARFCN (frequency)
Definition: gsmtap.h:116
one gsmtap instance
Definition: gsmtap_util.h:22
uint16_t len
length of bytes used in msgb
Definition: msgb.h:55
write queue instance
Definition: write_queue.h:34
int gsmtap_source_add_sink(struct gsmtap_inst *gti)
select loop abstraction.
struct osmo_fd sink_ofd
file descriptor
Definition: gsmtap_util.h:25
int gsmtap_source_add_sink_fd(int gsmtap_fd)
Generic write queue implementation.
int ofd_wq_mode
wait queue mode?
Definition: gsmtap_util.h:23
struct osmo_fd bfd
osmocom file descriptor
Definition: write_queue.h:36
uint8_t type
see GSMTAP_TYPE_*
Definition: gsmtap.h:113
struct @5 ts
static int gsmtap_inst_fd(struct gsmtap_inst *gti)
obtain the file descriptor associated with a gsmtap instance
Definition: gsmtap_util.h:31
int gsmtap_source_init_fd(const char *host, uint16_t port)
Structure representing a file dsecriptor.
Definition: select.h:22
struct osmo_wqueue wq
the wait queue
Definition: gsmtap_util.h:24
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, uint8_t snr, const uint8_t *data, unsigned int len)
int gsmtap_sendmsg(struct gsmtap_inst *gti, struct msgb *msg)
int fd
actual operating-system level file decriptor
Definition: select.h:26
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, uint8_t snr, const uint8_t *data, unsigned int len)