1 /* 2 * Copyright (c) 2015 Linux Test Project 3 * 4 * This program is free software; you can redistribute it and/or 5 * modify it under the terms of the GNU General Public License as 6 * published by the Free Software Foundation; either version 2 of 7 * the License, or (at your option) any later version. 8 * 9 * This program is distributed in the hope that it would be useful, 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of 11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12 * GNU General Public License for more details. 13 * 14 * You should have received a copy of the GNU General Public License 15 * along with this program; if not, write the Free Software Foundation, 16 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA 17 */ 18 19 #ifndef __GETRANDOM_H__ 20 #define __GETRANDOM_H__ 21 22 #include "config.h" 23 24 #if HAVE_LINUX_RANDOM_H 25 #include <linux/random.h> 26 #endif 27 28 /* 29 * Flags for getrandom(2) 30 * 31 * GRND_NONBLOCK Don't block and return EAGAIN instead 32 * GRND_RANDOM Use the /dev/random pool instead of /dev/urandom 33 */ 34 35 #ifndef GRND_NONBLOCK 36 # define GRND_NONBLOCK 0x0001 37 #endif 38 39 #ifndef GRND_RANDOM 40 # define GRND_RANDOM 0x0002 41 #endif 42 43 #endif /* __GETRANDOM_H__ */ 44