Files
openairinterface5g/common/utils/T/tracer/hacks/time_meas.c
T
Cedric Roux 3310f5c6b0 alternative RLC implementation
This commit introduces an alternative RLC implementation
based on 36.322 version 8. AM and UM done, TM not done.

See openair2/LAYER2/rlc_v2/TODO for missing parts.
2020-04-17 10:40:04 +02:00

116 lines
3.0 KiB
C

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "utils.h"
#include "event.h"
#include "database.h"
#include "config.h"
#include "../T_defs.h"
void usage(void)
{
printf(
"options:\n"
" -d <database file> this option is mandatory\n"
" -ip <host> connect to given IP address (default %s)\n"
" -p <port> connect to given port (default %d)\n"
" -e <event> event to trace (default VCD_FUNCTION_ENB_DLSCH_ULSCH_SCHEDULER)\n",
DEFAULT_REMOTE_IP,
DEFAULT_REMOTE_PORT
);
exit(1);
}
struct timespec time_sub(struct timespec a, struct timespec b)
{
struct timespec ret;
if (a.tv_nsec < b.tv_nsec) {
ret.tv_nsec = (int64_t)a.tv_nsec - (int64_t)b.tv_nsec + 1000000000;
ret.tv_sec = a.tv_sec - b.tv_sec - 1;
} else {
ret.tv_nsec = a.tv_nsec - b.tv_nsec;
ret.tv_sec = a.tv_sec - b.tv_sec;
}
return ret;
}
int main(int n, char **v)
{
char *database_filename = NULL;
void *database;
char *ip = DEFAULT_REMOTE_IP;
int port = DEFAULT_REMOTE_PORT;
int i;
char t;
int number_of_events;
int socket;
int *is_on;
int ev_fun;
int start_valid = 0;
struct timespec start_time, stop_time, delta_time;
char *name = "VCD_FUNCTION_ENB_DLSCH_ULSCH_SCHEDULER";
for (i = 1; i < n; i++) {
if (!strcmp(v[i], "-h") || !strcmp(v[i], "--help")) usage();
if (!strcmp(v[i], "-d"))
{ if (i > n-2) usage(); database_filename = v[++i]; continue; }
if (!strcmp(v[i], "-ip")) { if (i > n-2) usage(); ip = v[++i]; continue; }
if (!strcmp(v[i], "-p"))
{ if (i > n-2) usage(); port = atoi(v[++i]); continue; }
if (!strcmp(v[i], "-e")) { if (i > n-2) usage(); name = v[++i]; continue; }
usage();
}
if (database_filename == NULL) {
printf("ERROR: provide a database file (-d)\n");
exit(1);
}
database = parse_database(database_filename);
load_config_file(database_filename);
number_of_events = number_of_ids(database);
is_on = calloc(number_of_events, sizeof(int));
if (is_on == NULL) abort();
on_off(database, name, is_on, 1);
ev_fun = event_id_from_name(database, name);
socket = connect_to(ip, port);
t = 1;
if (socket_send(socket, &t, 1) == -1 ||
socket_send(socket, &number_of_events, sizeof(int)) == -1 ||
socket_send(socket, is_on, number_of_events * sizeof(int)) == -1)
abort();
OBUF ebuf = { osize: 0, omaxsize: 0, obuf: NULL };
while (1) {
event e;
int on_off;
e = get_event(socket, &ebuf, database);
if (e.type == -1) break;
if (e.type != ev_fun)
{ printf("unhandled event %d\n", e.type); continue; }
on_off = e.e[0].i;
printf("yo %d\n", on_off);
if (on_off == 1) {
start_time = e.sending_time;
start_valid = 1;
continue;
}
if (on_off != 0) { printf("fatal!\n"); abort(); }
if (!start_valid) continue;
stop_time = e.sending_time;
delta_time = time_sub(stop_time, start_time);
fprintf(stderr, "%ld\n",
delta_time.tv_sec * 1000000000UL + delta_time.tv_nsec);
fflush(stderr);
}
return 0;
}