/** Crypto helpers. * * @author Steffen Vogel * @copyright 2017, Institute for Automation of Complex Power Systems, EONERC * @license GNU General Public License (version 3) * * VILLASnode * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 3 of the License, or * 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 General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see . *********************************************************************************/ #pragma once #include #include #ifdef __cplusplus extern "C"{ #endif /** Calculate SHA1 hash of complete file \p f and place it into \p sha1. * * @param sha1[out] Must be SHA_DIGEST_LENGTH (20) in size. * @retval 0 Everything was okay. */ int sha1sum(FILE *f, unsigned char *sha1); #ifdef __cplusplus } #endif