[geodb] Adding sparkey dependency

src/sparkey/MurmurHash3.h

@@ -0,0 +1,35 @@
+//-----------------------------------------------------------------------------
+// MurmurHash3 was written by Austin Appleby, and is placed in the public
+// domain. The author hereby disclaims copyright to this source code.
+
+#ifndef _MURMURHASH3_H_
+#define _MURMURHASH3_H_
+
+//-----------------------------------------------------------------------------
+// Platform-specific functions and macros
+
+// Microsoft Visual Studio
+
+#if defined(_MSC_VER)
+
+typedef unsigned char uint8_t;
+typedef unsigned long uint32_t;
+typedef unsigned __int64 uint64_t;
+
+// Other compilers
+
+#else	// defined(_MSC_VER)
+
+#include <stdint.h>
+
+#endif // !defined(_MSC_VER)
+
+//-----------------------------------------------------------------------------
+
+uint64_t murmurhash32_hash(const uint8_t *buf, uint64_t len, uint32_t seed);
+
+uint64_t murmurhash64_hash(const uint8_t *buf, uint64_t len, uint32_t seed);
+
+//-----------------------------------------------------------------------------
+
+#endif // _MURMURHASH3_H_