/* * Copyright (c) 2011-2012 - Mauro Carvalho Chehab * Copyright (c) 2012-2014 - Andre Roth <neolynx@gmail.com> * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU Lesser General Public License as published by * the Free Software Foundation version 2.1 of the License. * * 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 Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA * Or, point your browser to http://www.gnu.org/licenses/old-licenses/gpl-2.0.html * */ /** * @file crc32.h * @ingroup ancillary * @brief Provides ancillary code to calculate DVB crc32 checksum * @copyright GNU Lesser General Public License version 2.1 (LGPLv2.1) * @author Mauro Carvalho Chehab * @author Andre Roth * * @par Bug Report * Please submit bug reports and patches to linux-media@vger.kernel.org */ module libdvbv5_d.crc32; extern (C): /* size_t */ /** @brief Calculates the crc-32 as defined at the MPEG-TS specs * @ingroup ancillary * * @param data Pointer to the buffer to be checked * @param datalen Length of the buffer * @param crc Initial value for the crc checksum. To calculate the * checksum of the entire packet at once, use 0xFFFFFFFF */ uint dvb_crc32 (ubyte* data, size_t datalen, uint crc);