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gsmtap: Add a _ex version of gsmtap_{makemsg,send} to specify content type 

From: iZsh <izsh@fail0verflow.com>
Signed-off-by: Sylvain Munaut <tnt@246tNt.com>
This commit is contained in:
Sylvain Munaut 2011-09-26 13:05:07 +02:00
parent aa244bfe63
commit 15ae715b0d
2 changed files with 30 additions and 4 deletions
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9
include/osmocom/core/gsmtap_util.h
View File

@ -12,6 +12,10 @@
uint8_t chantype_rsl2gsmtap(uint8_t rsl_chantype, uint8_t rsl_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,
uint8_t snr, const uint8_t *data, unsigned int len);
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);
@ -40,6 +44,11 @@ int gsmtap_source_add_sink(struct gsmtap_inst *gti);
int gsmtap_sendmsg(struct gsmtap_inst *gti, struct msgb *msg);
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_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,

25
src/gsmtap_util.c
View File

@ -102,7 +102,7 @@ uint8_t chantype_rsl2gsmtap(uint8_t rsl_chantype, uint8_t link_id)
* This function will allocate a new msgb and fill it with a GSMTAP
* header containing the information
*/
struct msgb *gsmtap_makemsg(uint16_t arfcn, uint8_t ts, uint8_t chan_type,
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)
{
@ -118,7 +118,7 @@ struct msgb *gsmtap_makemsg(uint16_t arfcn, uint8_t ts, uint8_t chan_type,
gh->version = GSMTAP_VERSION;
gh->hdr_len = sizeof(*gh)/4;
gh->type = GSMTAP_TYPE_UM;
gh->type = type;
gh->timeslot = ts;
gh->sub_slot = ss;
gh->arfcn = htons(arfcn);
@ -134,6 +134,14 @@ struct msgb *gsmtap_makemsg(uint16_t arfcn, uint8_t ts, uint8_t chan_type,
return msg;
}
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)
{
return gsmtap_makemsg_ex(GSMTAP_TYPE_UM, arfcn, ts, chan_type,
ss, fn, signal_dbm, snr, data, len);
}
#ifdef HAVE_SYS_SOCKET_H
#include <sys/socket.h>
@ -209,7 +217,7 @@ int gsmtap_sendmsg(struct gsmtap_inst *gti, struct msgb *msg)
}
/*! \brief receive a message from L1/L2 and put it in GSMTAP */
int gsmtap_send(struct gsmtap_inst *gti, uint16_t arfcn, uint8_t ts,
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)
@ -219,7 +227,7 @@ int gsmtap_send(struct gsmtap_inst *gti, uint16_t arfcn, uint8_t ts,
if (!gti)
return -ENODEV;
msg = gsmtap_makemsg(arfcn, ts, chan_type, ss, fn, signal_dbm,
msg = gsmtap_makemsg_ex(type, arfcn, ts, chan_type, ss, fn, signal_dbm,
snr, data, len);
if (!msg)
return -ENOMEM;
@ -227,6 +235,15 @@ int gsmtap_send(struct gsmtap_inst *gti, uint16_t arfcn, uint8_t ts,
return gsmtap_sendmsg(gti, msg);
}
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)
{
return gsmtap_send_ex(gti, GSMTAP_TYPE_UM, arfcn, ts, chan_type, ss, fn,
signal_dbm, snr, data, len);
}
/* Callback from select layer if we can write to the socket */
static int gsmtap_wq_w_cb(struct osmo_fd *ofd, struct msgb *msg)
{