static u32 elog_id_for_msg_name (vlib_main_t * vm, char *msg_name)
{
uword * p, r;
static uword * h;
u8 *name_copy;
if (! h)
h = hash_create_string (0, sizeof (uword));
p = hash_get_mem (h, msg_name);
if (p)
return p[0];
r = elog_string (&vm->elog_main, "%s", msg_name);
name_copy = format (0, "%s%c", msg_name, 0);
hash_set_mem (h, name_copy, r);
return r;
}
void mexFunction ( int nlhs, mxArray *plhs[], int nrhs, const mxArray *prhs[] )
{
double n;
char *log;
if( nlhs > 1 )
{
antelope_mexUsageMsgTxt ( USAGE );
return;
}
if( nrhs != 1 )
{
antelope_mexUsageMsgTxt ( USAGE );
return;
}
else if( ! get_scalar( prhs[0], &n ) )
{
antelope_mexUsageMsgTxt ( USAGE );
return;
}
log = elog_string( (int) n );
if( log == (char *) NULL ) {
mexErrMsgTxt( "elog_string: Null string from elog_string(3)" );
}
plhs[0] = mxCreateString( log );
if( plhs[0] == NULL ) {
mexErrMsgTxt( "elog_string: Failed to create return value" );
}
}
int test_elog_main (unformat_input_t * input)
{
clib_error_t * error = 0;
u32 i, n_iter, seed, max_events;
elog_main_t _em, * em = &_em;
u32 verbose;
f64 min_sample_time;
char * dump_file, * load_file, * merge_file, ** merge_files;
u8 * tag, ** tags;
n_iter = 100;
max_events = 100000;
seed = 1;
verbose = 0;
dump_file = 0;
load_file = 0;
merge_files = 0;
tags = 0;
min_sample_time = 2;
while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
{
if (unformat (input, "iter %d", &n_iter))
;
else if (unformat (input, "seed %d", &seed))
;
else if (unformat (input, "dump %s", &dump_file))
;
else if (unformat (input, "load %s", &load_file))
;
else if (unformat (input, "tag %s", &tag))
vec_add1 (tags, tag);
else if (unformat (input, "merge %s", &merge_file))
vec_add1 (merge_files, merge_file);
else if (unformat (input, "verbose %=", &verbose, 1))
;
else if (unformat (input, "max-events %d", &max_events))
;
else if (unformat (input, "sample-time %f", &min_sample_time))
;
else
{
error = clib_error_create ("unknown input `%U'\n",
format_unformat_error, input);
goto done;
}
}
#ifdef CLIB_UNIX
if (load_file)
{
if ((error = elog_read_file (em, load_file)))
goto done;
}
else if (merge_files)
{
uword i;
elog_main_t * ems;
vec_clone (ems, merge_files);
elog_init (em, max_events);
for (i = 0; i < vec_len (ems); i++)
{
if ((error = elog_read_file (i == 0 ? em : &ems[i], merge_files[i])))
goto done;
if (i > 0)
{
elog_merge (em, tags[0], &ems[i], tags[i]);
tags[0] = 0;
}
}
}
else
#endif /* CLIB_UNIX */
{
f64 t[2];
elog_init (em, max_events);
elog_enable_disable (em, 1);
t[0] = unix_time_now ();
for (i = 0; i < n_iter; i++)
{
u32 j, n, sum;
n = 1 + (random_u32 (&seed) % 128);
sum = 0;
for (j = 0; j < n; j++)
sum += random_u32 (&seed);
{
ELOG_TYPE_XF (e);
ELOG (em, e, sum);
}
{
ELOG_TYPE_XF (e);
ELOG (em, e, sum + 1);
}
{
struct { u32 string_index; f32 f; } * d;
ELOG_TYPE_DECLARE (e) = {
.format = "fumble %s %.9f",
.format_args = "t4f4",
.n_enum_strings = 4,
.enum_strings = {
"string0",
"string1",
"string2",
"string3",
},
};
d = ELOG_DATA (em, e);
d->string_index = sum & 3;
d->f = (sum & 0xff) / 128.;
}
{
ELOG_TYPE_DECLARE (e) = {
.format = "bar %d.%d.%d.%d",
.format_args = "i1i1i1i1",
};
ELOG_TRACK (my_track);
u8 * d = ELOG_TRACK_DATA (em, e, my_track);
d[0] = i + 0;
d[1] = i + 1;
d[2] = i + 2;
d[3] = i + 3;
}
{
ELOG_TYPE_DECLARE (e) = {
.format = "bar `%s'",
.format_args = "s20",
};
struct { char s[20]; } * d;
u8 * v;
d = ELOG_DATA (em, e);
v = format (0, "foo %d%c", i, 0);
memcpy (d->s, v, clib_min (vec_len (v), sizeof (d->s)));
}
{
ELOG_TYPE_DECLARE (e) = {
.format = "bar `%s'",
.format_args = "T4",
};
struct { u32 offset; } * d;
d = ELOG_DATA (em, e);
d->offset = elog_string (em, "string table %d", i);
}
}
do {
t[1] = unix_time_now ();
} while (t[1] - t[0] < min_sample_time);
}
#ifdef CLIB_UNIX
if (dump_file)
{
if ((error = elog_write_file (em, dump_file)))
goto done;
}
#endif
if (verbose)
{
elog_event_t * e, * es;
es = elog_get_events (em);
vec_foreach (e, es)
{
clib_warning ("%18.9f: %12U %U\n", e->time,
format_elog_track, em, e,
format_elog_event, em, e);
}
}
done:
if (error)
clib_error_report (error);
return 0;
}
#ifdef CLIB_UNIX
int main (int argc, char * argv [])
{
unformat_input_t i;
int r;
unformat_init_command_line (&i, argv);
r = test_elog_main (&i);
unformat_free (&i);
return r;
}