1 #ifndef TINC_PRF_H 2 #define TINC_PRF_H 3 4 /* 5 prf.h -- header file for prf.c 6 Copyright (C) 2011-2013 Guus Sliepen <guus@tinc-vpn.org> 7 8 This program is free software; you can redistribute it and/or modify 9 it under the terms of the GNU General Public License as published by 10 the Free Software Foundation; either version 2 of the License, or 11 (at your option) any later version. 12 13 This program is distributed in the hope that it will be useful, 14 but WITHOUT ANY WARRANTY; without even the implied warranty of 15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 16 GNU General Public License for more details. 17 18 You should have received a copy of the GNU General Public License along 19 with this program; if not, write to the Free Software Foundation, Inc., 20 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. 21 */ 22 23 extern bool prf(const char *secret, size_t secretlen, char *seed, size_t seedlen, char *out, size_t outlen) __attribute__((__warn_unused_result__)); 24 25 #endif 26