3 This file is part of the Crypto-avr-lib/microcrypt-lib.
4 Copyright (C) 2008 Daniel Otte (daniel.otte@rub.de)
6 This program is free software: you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation, either version 3 of the License, or
9 (at your option) any later version.
11 This program is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with this program. If not, see <http://www.gnu.org/licenses/>.
24 * Description: This file contains the declarations for the pseudo-random-number generator.
34 #define ENTROPIUM_RANDOMBLOCK_SIZE 32 /* bytes */
36 void entropium_addEntropy(unsigned length_b, const void* data);
37 void entropium_getRandomBlock(void* b);
38 /* this does some simple buffering */
39 uint8_t entropium_getRandomByte(void);
41 void entropium_fillBlockRandom(void* block, unsigned length_B);