Add xxhash

third_party/xxhash/cli/xsum_sanity_check.h

@@ -0,0 +1,60 @@
+/*
+ * xxhsum - Command line interface for xxhash algorithms
+ * Copyright (C) 2013-2021 Yann Collet
+ *
+ * GPL v2 License
+ *
+ * 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 2 of the License, or
+ * (at your option) 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, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * You can contact the author at:
+ *   - xxHash homepage: https://www.xxhash.com
+ *   - xxHash source repository: https://github.com/Cyan4973/xxHash
+ */
+
+#ifndef XSUM_SANITY_CHECK_H
+#define XSUM_SANITY_CHECK_H
+
+#include "xsum_config.h"  /* XSUM_API, XSUM_U8 */
+
+#include <stddef.h>   /* size_t */
+
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/*
+ * Runs a series of self-tests.
+ *
+ * Exits if any of these tests fail, printing a message to stderr.
+ *
+ * If XSUM_NO_TESTS is defined to non-zero,
+ * this will instead print a warning if this is called (e.g. via xxhsum -b).
+ */
+XSUM_API void XSUM_sanityCheck(void);
+
+/*
+ * Fills a test buffer with pseudorandom data.
+ *
+ * This is used in the sanity check and the benchmarks.
+ * Its values must not be changed.
+ */
+XSUM_API void XSUM_fillTestBuffer(XSUM_U8* buffer, size_t len);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* XSUM_SANITY_CHECK_H */