luxos/Kernel/library/stdlib/num_ops.c

40 lines
536 B
C

/*
* num_ops.c
*
* Created on: Aug 27, 2011
* Author: Tiberiu
*/
#include <types.h>
uint32 numlen (int32 number, int32 base)
{
// Sanity check
if (base < 2) return 0;
uint32 len = (number < 0 && base == 10); // add minus sign
if (number == 0) return 1;
while (number) {
number /= base;
++len;
}
return len;
}
uint32 unumlen (uint32 number, int32 base)
{
// Sanity check
if (base < 2) return 0;
uint32 len = 0;
if (number == 0) return 1;
while (number) {
number /= base;
++len;
}
return len;
}