Add FLAC.

tests/crc32.h

@@ -0,0 +1,31 @@
+/*
+ * This file is part of the Aaru Data Preservation Suite.
+ * Copyright (c) 2019-2022 Natalia Portillo.
+ *
+ * This library 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; either version 2.1 of the
+ * License, or (at your option) any later version.
+ *
+ * This library 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 library; if not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef LIBAARUFORMAT_TESTS_CRC32_H_
+#define LIBAARUFORMAT_TESTS_CRC32_H_
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+    uint32_t crc32_data(const uint8_t* data, uint32_t len);
+#ifdef __cplusplus
+}
+#endif
+
+#endif // LIBAARUFORMAT_TESTS_CRC32_H_