Prevector type

src/hash.h

@@ -8,6 +8,7 @@
 
 #include "crypto/ripemd160.h"
 #include "crypto/sha256.h"
+#include "prevector.h"
 #include "serialize.h"
 #include "uint256.h"
 #include "version.h"
@@ -118,6 +119,13 @@ inline uint160 Hash160(const std::vector<unsigned char>& vch)
     return Hash160(vch.begin(), vch.end());
 }
 
+/** Compute the 160-bit hash of a vector. */
+template<unsigned int N>
+inline uint160 Hash160(const prevector<N, unsigned char>& vch)
+{
+    return Hash160(vch.begin(), vch.end());
+}
+
 /** A writer stream (for serialization) that computes a 256-bit hash. */
 class CHashWriter
 {