Add code from common repository

1 files changed, 59 insertions, 0 deletions

diff --git a/lib/crc.h b/lib/crc.h
new file mode 100644
index 0000000..b1785a1
--- /dev/null
+++ b/lib/crc.h
@@ -0,0 +1,59 @@
+/*
+   Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009 Her Majesty the
+   Queen in Right of Canada (Communications Research Center Canada)
+   */
+/*
+   This file is part of ODR-DabMux.
+
+   ODR-DabMux 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 (at your option) any later version.
+
+   ODR-DabMux 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 ODR-DabMux.  If not, see <http://www.gnu.org/licenses/>.
+   */
+
+#ifndef _CRC
+#define _CRC
+
+#ifdef HAVE_CONFIG_H
+#   include "config.h"
+#endif
+
+#ifndef _WIN32
+  #include <stdint.h>
+#else
+  #include <winsock2.h>	// For types...
+  typedef BYTE uint8_t;
+  typedef WORD uint16_t;
+  typedef DWORD32 uint32_t;
+#endif
+
+
+#ifdef __cplusplus
+extern "C" { // }
+#endif
+
+void init_crc8tab(uint8_t l_code, uint8_t l_init);
+uint8_t crc8(uint8_t l_crc, const void *lp_data, unsigned l_nb);
+extern uint8_t crc8tab[];
+
+void init_crc16tab(uint16_t l_code, uint16_t l_init);
+uint16_t crc16(uint16_t l_crc, const void *lp_data, unsigned l_nb);
+extern uint16_t crc16tab[];
+
+void init_crc32tab(uint32_t l_code, uint32_t l_init);
+uint32_t crc32(uint32_t l_crc, const void *lp_data, unsigned l_nb);
+extern uint32_t crc32tab[];
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif //_CRC