1 b3f61791 2004-03-21 devnull #include "os.h"
 2 b3f61791 2004-03-21 devnull #include <mp.h>
 3 b3f61791 2004-03-21 devnull #include "dat.h"
 4 b3f61791 2004-03-21 devnull 
 5 b3f61791 2004-03-21 devnull /*
 6 b3f61791 2004-03-21 devnull  *  this code assumes that mpdigit is at least as
 7 b3f61791 2004-03-21 devnull  *  big as an int.
 8 b3f61791 2004-03-21 devnull  */
 9 b3f61791 2004-03-21 devnull 
10 b3f61791 2004-03-21 devnull mpint*
11 b3f61791 2004-03-21 devnull uitomp(uint i, mpint *b)
12 b3f61791 2004-03-21 devnull {
13 b3f61791 2004-03-21 devnull 	if(b == nil)
14 b3f61791 2004-03-21 devnull 		b = mpnew(0);
15 b3f61791 2004-03-21 devnull 	mpassign(mpzero, b);
16 b3f61791 2004-03-21 devnull 	if(i != 0)
17 b3f61791 2004-03-21 devnull 		b->top = 1;
18 b3f61791 2004-03-21 devnull 	*b->p = i;
19 b3f61791 2004-03-21 devnull 	return b;
20 b3f61791 2004-03-21 devnull }
21 b3f61791 2004-03-21 devnull 
22 b3f61791 2004-03-21 devnull uint
23 b3f61791 2004-03-21 devnull mptoui(mpint *b)
24 b3f61791 2004-03-21 devnull {
25 b3f61791 2004-03-21 devnull 	uint x;
26 b3f61791 2004-03-21 devnull 
27 b3f61791 2004-03-21 devnull 	x = *b->p;
28 b3f61791 2004-03-21 devnull 	if(b->sign < 0){
29 b3f61791 2004-03-21 devnull 		x = 0;
30 b3f61791 2004-03-21 devnull 	} else {
31 b3f61791 2004-03-21 devnull 		if(b->top > 1 || x > MAXUINT)
32 b3f61791 2004-03-21 devnull 			x =  MAXUINT;
33 b3f61791 2004-03-21 devnull 	}
34 b3f61791 2004-03-21 devnull 	return x;
35 b3f61791 2004-03-21 devnull }