/** hash arrays are always unsigned char. */
#define HASH_TYPE unsigned char
-#include "sha1.h"
-/** We use openssl's sha1 implementation. */
-#define hash_function sha1_hash
+/** Size of the hash value in bytes. */
+#define HASH_SIZE 20
+
+void sha1_hash(const char *data, unsigned long len, unsigned char *result);
+void sha3_hash(const char *data, unsigned long len, unsigned char *result);
+void sha256_hash(const char *data, unsigned long len, unsigned char *result);
+
+static inline void hash_function(uint8_t table_version, const char *data,
+ unsigned long len, unsigned char *result)
+{
+ switch (table_version) {
+ case 1: return sha1_hash(data, len, result);
+ case 2: return sha3_hash(data, len, result);
+ case 3: return sha256_hash(data, len, result);
+ }
+ assert(0);
+}
/**
* Compare two hashes.