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/*
*------------------------------------------------------------------
* Copyright (c) 2009-2016 Cisco and/or its affiliates.
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <stdio.h>
#include <stdlib.h>
#include <netinet/in.h>
#include <string.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <sys/fcntl.h>
#include <sys/mman.h>
#include <unistd.h>
#include <ctype.h>
#include <vppinfra/clib.h>
#include <vppinfra/vec.h>
#include <vppinfra/hash.h>
#include <vppinfra/elog.h>
#include <pwd.h>
#include <stdarg.h>
#include <time.h>
#include "cpel.h"
#include "g2.h"
int widest_track_format;
typedef struct bound_track_ {
u32 track;
u8 *track_str;
} bound_track_t;
bound_track_t *bound_tracks;
uword *the_evtdef_hash; /* (event-id, event-definition) hash */
uword *the_trackdef_hash; /* (track-id, track-definition) hash */
elog_main_t elog_main;
void *get_clib_event (unsigned int datum)
{
elog_event_t *ep = vec_elt_at_index (elog_main.events, datum);
return (void *)ep;
}
/*
* read_clib_file
*/
int read_clib_file(char *clib_file)
{
static FILE *ofp;
clib_error_t *error = 0;
int i;
elog_main_t *em = &elog_main;
double starttime, delta;
vec_free(em->events);
vec_free(em->event_types);
if (the_trackdef_hash)
hash_free(the_trackdef_hash);
the_trackdef_hash = hash_create (0, sizeof (uword));
error = elog_read_file (&elog_main, clib_file);
if (error) {
fformat(stderr, "%U", format_clib_error, error);
return (1);
}
if (ofp == NULL) {
ofp = fdopen(2, "w");
if (ofp == NULL) {
fprintf(stderr, "Couldn't fdopen(2)?\n");
exit(1);
}
}
em = &elog_main;
for (i = 0; i < vec_len (em->tracks); i++) {
u32 track_code;
bound_track_t * btp;
elog_track_t * t;
uword * p;
int track_strlen;
t = &em->tracks[i];
track_code = i;
p = hash_get(the_trackdef_hash, track_code);
if (p) {
fprintf(ofp, "track %d redefined, retain first definition\n",
track_code);
continue;
}
vec_add2(bound_tracks, btp, 1);
btp->track = track_code;
btp->track_str = t->name;
hash_set(the_trackdef_hash, track_code, btp - bound_tracks);
track_strlen = strlen((char *)btp->track_str);
if (track_strlen > widest_track_format)
widest_track_format = track_strlen;
}
initialize_events();
for (i = 0; i < vec_len (em->event_types); i++) {
elog_event_type_t *ep;
u8 *tmp;
ep = vec_elt_at_index(em->event_types, i);
tmp = (u8 *) vec_dup(ep->format);
vec_add1(tmp,0);
add_event_from_clib_file (ep->type_index_plus_one, (char *) tmp, i);
vec_free(tmp);
}
finalize_events();
em->events = elog_get_events (em);
cpel_event_init(vec_len(em->events));
starttime = em->events[0].time;
for (i = 0; i < vec_len (em->events); i++) {
elog_event_t *ep;
ep = vec_elt_at_index(em->events, i);
delta = ep->time - starttime;
add_clib_event (delta, ep->track, ep->type + 1, i);
}
cpel_event_finalize();
set_pid_ax_width(8*widest_track_format);
return(0);
}
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