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#include <stdarg.h>
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <sys/time.h>
#include "profile.h"
#include "debug.h"

void
profile_timer(int level, const char *module, const char *function, const char *fmt, ...)
{
	va_list ap;
	static struct timeval last[3];
	struct timeval curr;
	int msec,usec;
	char buffer[strlen(module)+20];

	va_start(ap, fmt);
	if (level < 0)
		level=0;
	if (level > 2)
		level=2;
	if (fmt) {
		gettimeofday(&curr, NULL);
		msec=(curr.tv_usec-last[level].tv_usec)/1000+
		     (curr.tv_sec-last[level].tv_sec)*1000;
	
		sprintf(buffer, "profile:%s", module);
		debug_vprintf(1, buffer, strlen(buffer), function, strlen(function), 1, fmt, ap); 
		if (msec >= 100) 
			debug_printf(1, buffer, strlen(buffer), function, strlen(function), 0, " %d msec\n", msec);
		else {
			usec=(curr.tv_usec-last[level].tv_usec)+(curr.tv_sec-last[level].tv_sec)*1000*1000;
			debug_printf(1, buffer, strlen(buffer), function, strlen(function), 0, " %d.%d msec\n", usec/1000, usec%1000);
		}
		gettimeofday(&last[level], NULL);
	} else {
		gettimeofday(&curr, NULL);
		for (level = 0 ; level < 3 ; level++) 
			last[level]=curr;
	}
	va_end(ap);
}