Function __get_stat

statistics.c:617–648

stat_var* __get_stat( const str *name, int mod_idx )
{
	stat_var *stat;
	int hash;

	if (collector==NULL || name==0 || name->s==0 || name->len==0)
		return 0;

	/* compute the hash by name */
	hash = stat_hash( name );

	/* and look for it , first in the hash for static stats */
	for( stat=collector->hstats[hash] ; stat ; stat=stat->hnext ) {
		if ( !stat_is_hidden(stat) && (stat->name.len==name->len) &&
		(strncasecmp( stat->name.s, name->s, name->len)==0) &&
		(mod_idx < 0 || stat->mod_idx == mod_idx))
			return stat;
	}
	/* and then in the hash for dynamic stats */
	lock_start_read((rw_lock_t *)collector->rwl);
	for( stat=collector->dy_hstats[hash] ; stat ; stat=stat->hnext ) {
		if ( !stat_is_hidden(stat) && (stat->name.len==name->len) &&
		(strncasecmp( stat->name.s, name->s, name->len)==0) &&
		(mod_idx < 0 || stat->mod_idx == mod_idx)) {
			lock_stop_read((rw_lock_t *)collector->rwl);
			return stat;
		}
	}
	lock_stop_read((rw_lock_t *)collector->rwl);

	return 0;
}

stat_var* get_stat( const str *name )
{