| /* (C) 2012 by Harald Welte <laforge@gnumonks.org> |
| * |
| * All Rights Reserved |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU Affero General Public License as published by |
| * the Free Software Foundation; either version 3 of the License, or |
| * (at your option) any later version. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU Affero General Public License for more details. |
| * |
| * You should have received a copy of the GNU Affero General Public License |
| * along with this program. If not, see <http://www.gnu.org/licenses/>. |
| * |
| */ |
| |
| |
| #include <stdio.h> |
| #include <fcntl.h> |
| #include <stdint.h> |
| #include <unistd.h> |
| #include <sys/stat.h> |
| |
| static int rand_fd = -1; |
| int rand_init(void) |
| { |
| rand_fd = open("/dev/urandom", O_RDONLY); |
| |
| return rand_fd; |
| } |
| |
| int rand_get(uint8_t *rand, unsigned int len) |
| { |
| return read(rand_fd, rand, len); |
| } |