ARM Shanghai IoT Team (Internal) / newMiniTLS-GPL

change some parameters in the library to meet the needs of the website httpbin.org

Fork of MiniTLS-GPL by Donatien Garnier

math/bin/fp_to_unsigned_bin.c@4:cbaf466d717d, 2014-06-10 (annotated)

Committer:
MiniTLS
Date:
Tue Jun 10 14:23:09 2014 +0000
Revision:
4:cbaf466d717d
Parent:
0:35aa5be3b78d 
Fixes for mbed

Who changed what in which revision?

UserRevisionLine numberNew contents of line
MiniTLS 0:35aa5be3b78d 1 /* TomsFastMath, a fast ISO C bignum library.
MiniTLS 0:35aa5be3b78d 2 *
MiniTLS 0:35aa5be3b78d 3 * This project is meant to fill in where LibTomMath
MiniTLS 0:35aa5be3b78d 4 * falls short. That is speed ;-)
MiniTLS 0:35aa5be3b78d 5 *
MiniTLS 0:35aa5be3b78d 6 * This project is public domain and free for all purposes.
MiniTLS 0:35aa5be3b78d 7 *
MiniTLS 0:35aa5be3b78d 8 * Tom St Denis, tomstdenis@gmail.com
MiniTLS 0:35aa5be3b78d 9 */
MiniTLS 0:35aa5be3b78d 10 #include <tfm.h>
MiniTLS 0:35aa5be3b78d 11
MiniTLS 0:35aa5be3b78d 12 void fp_to_unsigned_bin(fp_int *a, unsigned char *b)
MiniTLS 0:35aa5be3b78d 13 {
MiniTLS 0:35aa5be3b78d 14 int x;
MiniTLS 0:35aa5be3b78d 15 fp_int t;
MiniTLS 0:35aa5be3b78d 16
MiniTLS 0:35aa5be3b78d 17 fp_init_copy(&t, a);
MiniTLS 0:35aa5be3b78d 18
MiniTLS 0:35aa5be3b78d 19 x = 0;
MiniTLS 0:35aa5be3b78d 20 while (fp_iszero (&t) == FP_NO) {
MiniTLS 0:35aa5be3b78d 21 b[x++] = (unsigned char) (t.dp[0] & 255);
MiniTLS 0:35aa5be3b78d 22 fp_div_2d (&t, 8, &t, NULL);
MiniTLS 0:35aa5be3b78d 23 }
MiniTLS 0:35aa5be3b78d 24 fp_reverse (b, x);
MiniTLS 0:35aa5be3b78d 25 }
MiniTLS 0:35aa5be3b78d 26
MiniTLS 0:35aa5be3b78d 27 /* $Source: /cvs/libtom/tomsfastmath/src/bin/fp_to_unsigned_bin.c,v $ */
MiniTLS 0:35aa5be3b78d 28 /* $Revision: 1.2 $ */
MiniTLS 0:35aa5be3b78d 29 /* $Date: 2007/02/27 02:38:44 $ */