denyhosts/clamscan/libclamav/tomsfastmath/bin/fp_to_unsigned_bin.c
2022-10-22 18:41:00 +08:00

30 lines
666 B
C

/* TomsFastMath, a fast ISO C bignum library.
*
* This project is meant to fill in where LibTomMath
* falls short. That is speed ;-)
*
* This project is public domain and free for all purposes.
*
* Tom St Denis, tomstdenis@gmail.com
*/
#include "bignum_fast.h"
void fp_to_unsigned_bin(fp_int *a, unsigned char *b)
{
int x;
fp_int t;
fp_init_copy(&t, a);
x = 0;
while (fp_iszero (&t) == FP_NO) {
b[x++] = (unsigned char) (t.dp[0] & 255);
fp_div_2d (&t, 8, &t, NULL);
}
fp_reverse (b, x);
}
/* $Source: /cvs/libtom/tomsfastmath/src/bin/fp_to_unsigned_bin.c,v $ */
/* $Revision: 1.2 $ */
/* $Date: 2007/02/27 02:38:44 $ */