diff options
Diffstat (limited to 'security/nss/lib/freebl/mpi/utils/bbs_rand.c')
| -rw-r--r-- | security/nss/lib/freebl/mpi/utils/bbs_rand.c | 96 |
1 files changed, 0 insertions, 96 deletions
diff --git a/security/nss/lib/freebl/mpi/utils/bbs_rand.c b/security/nss/lib/freebl/mpi/utils/bbs_rand.c deleted file mode 100644 index 8ec867d14..000000000 --- a/security/nss/lib/freebl/mpi/utils/bbs_rand.c +++ /dev/null @@ -1,96 +0,0 @@ -/* - * Blum, Blum & Shub PRNG using the MPI library - * - * ***** BEGIN LICENSE BLOCK ***** - * Version: MPL 1.1/GPL 2.0/LGPL 2.1 - * - * The contents of this file are subject to the Mozilla Public License Version - * 1.1 (the "License"); you may not use this file except in compliance with - * the License. You may obtain a copy of the License at - * http://www.mozilla.org/MPL/ - * - * Software distributed under the License is distributed on an "AS IS" basis, - * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License - * for the specific language governing rights and limitations under the - * License. - * - * The Original Code is the MPI Arbitrary Precision Integer Arithmetic library. - * - * The Initial Developer of the Original Code is - * Michael J. Fromberger. - * Portions created by the Initial Developer are Copyright (C) 1998 - * the Initial Developer. All Rights Reserved. - * - * Contributor(s): - * - * Alternatively, the contents of this file may be used under the terms of - * either the GNU General Public License Version 2 or later (the "GPL"), or - * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"), - * in which case the provisions of the GPL or the LGPL are applicable instead - * of those above. If you wish to allow use of your version of this file only - * under the terms of either the GPL or the LGPL, and not to allow others to - * use your version of this file under the terms of the MPL, indicate your - * decision by deleting the provisions above and replace them with the notice - * and other provisions required by the GPL or the LGPL. If you do not delete - * the provisions above, a recipient may use your version of this file under - * the terms of any one of the MPL, the GPL or the LGPL. - * - * ***** END LICENSE BLOCK ***** */ -/* $Id$ */ - -#include "bbs_rand.h" - -#define SEED 1 -#define MODULUS 2 - -/* This modulus is the product of two randomly generated 512-bit - prime integers, each of which is congruent to 3 (mod 4). */ -static char *bbs_modulus = -"75A2A6E1D27393B86562B9CE7279A8403CB4258A637DAB5233465373E37837383EDC" -"332282B8575927BC4172CE8C147B4894050EE9D2BDEED355C121037270CA2570D127" -"7D2390CD1002263326635CC6B259148DE3A1A03201980A925E395E646A5E9164B0EC" -"28559EBA58C87447245ADD0651EDA507056A1129E3A3E16E903D64B437"; - -static int bbs_init = 0; /* flag set when library is initialized */ -static mp_int bbs_state; /* the current state of the generator */ - -/* Suggested size of random seed data */ -int bbs_seed_size = (sizeof(bbs_modulus) / 2); - -void bbs_srand(unsigned char *data, int len) -{ - if((bbs_init & SEED) == 0) { - mp_init(&bbs_state); - bbs_init |= SEED; - } - - mp_read_raw(&bbs_state, (char *)data, len); - -} /* end bbs_srand() */ - -unsigned int bbs_rand(void) -{ - static mp_int modulus; - unsigned int result = 0, ix; - - if((bbs_init & MODULUS) == 0) { - mp_init(&modulus); - mp_read_radix(&modulus, bbs_modulus, 16); - bbs_init |= MODULUS; - } - - for(ix = 0; ix < sizeof(unsigned int); ix++) { - mp_digit d; - - mp_sqrmod(&bbs_state, &modulus, &bbs_state); - d = DIGIT(&bbs_state, 0); - - result = (result << CHAR_BIT) | (d & UCHAR_MAX); - } - - return result; - -} /* end bbs_rand() */ - -/*------------------------------------------------------------------------*/ -/* HERE THERE BE DRAGONS */ |