#include "fmt.h"
#include "ip4.h"
size_t fmt_ip4(char *s,const char ip[4])
{
size_t i,len;
len = 0;
for (i=0; i<4; ++i) {
register size_t j;
len+=(j=fmt_ulong(s,(unsigned long) (unsigned char) ip[i]))+1;
if (s && i<3) { s+=j; *s++='.'; }
}
return len-1;