patch for dumping traffic

This commit is contained in:
Jiří Pinkava 2014-11-05 13:55:37 +01:00
parent 0aef6eb648
commit 185a659048
4 changed files with 59 additions and 4 deletions

View file

@ -184,6 +184,57 @@ void tp_sap_udata_ind(enum tp_sap_data_type type, const uint8_t *bits, unsigned
DEBUGP("%s %s type4: %s\n", tbp->name, time_str,
osmo_ubit_dump(type4, tbp->type345_bits));
/* ###### Begin traffic dump patch ###### */
if ((type == TPSAP_T_SCH_F) && (tms->cur_burst.is_traffic)) {
printf("SAVING FRAME\n");
char fname[200];
int16_t block[690];
FILE *f;
int i;
/* Open target file */
//snprintf(fname, 100, "traffic_%d_%d.out", tcd->time.tn, tms->cur_burst.is_traffic);
//snprintf(fname, 100, "traffic_%d.out", tcd->time.tn);
extern char *dumpdir;
snprintf(fname, 199, "%s/traffic_%d.out", dumpdir, 666 /*tms->cur_burst.is_traffic*/);
f = fopen(fname, "ab");
/* Generate a block */
memset(block, 0x00, sizeof(int16_t) * 690);
for (i=0; i<6; i++)
block[115*i] = 0x6b21 + i;
for (i=0; i<114; i++)
block[ 1+i] = type4[ i] ? -127 : 127;
for (i=0; i<114; i++)
block[116+i] = type4[114+i] ? -127 : 127;
for (i=0; i<114; i++)
block[231+i] = type4[228+i] ? -127 : 127;
for (i=0; i<90; i++)
block[346+i] = type4[342+i] ? -127 : 127;
/* Write it */
fwrite(block, sizeof(int16_t), 690, f);
/* Close */
fclose(f);
memset(fname, 0x0, sizeof(char)*200);
//snprintf(fname, 199, "%s/traffic_%d.txt", dumpdir, tms->cur_burst.is_traffic);
/* Write used ssi */
/*f=fopen(fname, "a");
memset(fname, 0x0, sizeof(char)*200);
snprintf(fname, 199, "%d\n", ssi);
fwrite(fname, sizeof(char), strlen(fname), f);
fclose(f);*/
}
/* end traffic dump patch */
if (tbp->interleave_a) {
/* Run block deinterleaving: type-3 bits */
block_deinterleave(tbp->type345_bits, tbp->interleave_a, type4, type3);

View file

@ -24,7 +24,7 @@
#include <osmocom/core/utils.h>
//#define DEBUG
#define DEBUG
#include <tetra_common.h>
#include <phy/tetra_burst.h>

View file

@ -38,6 +38,7 @@
#define BUF_SIZE 256
void *tetra_tall_ctx;
char *dumpdir;
static int process_sym_fl(float fl)
@ -109,6 +110,8 @@ int main(int argc, char **argv)
exit(1);
}
dumpdir=argv[2];
tetra_gsmtap_init("localhost", 0);
tms = talloc_zero(tetra_tall_ctx, struct tetra_mac_state);

View file

@ -240,11 +240,12 @@ static void rx_aach(struct tetra_tmvsap_prim *tmvp, struct tetra_mac_state *tms)
printf("UL_USAGE: %s ", tetra_get_ul_usage_name(aad.ul_usage));
/* save the state whether the current burst is traffic or not */
if (aad.dl_usage > 3)
if (aad.dl_usage > 3) {
tms->cur_burst.is_traffic = 1;
else
tms->cur_burst.is_traffic = aad.dl_usage;
} else {
tms->cur_burst.is_traffic = 0;
}
printf("\n");
}