src/hash.cpp: endian compatibility

random-zebra · random-zebra · commit fe2727b8170b · 2020-04-24T23:19:44.000+02:00
backports bitcoin/bitcoin@3ca5852
diff --git a/src/hash.cpp b/src/hash.cpp
@@ -4,6 +4,7 @@
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
 #include "hash.h"
+#include "crypto/common.h"
 #include "crypto/hmac_sha512.h"
 #include "crypto/scrypt.h"
 
@@ -24,10 +25,10 @@ unsigned int MurmurHash3(unsigned int nHashSeed, const std::vector<unsigned char
 
         //----------
         // body
-        const uint32_t* blocks = (const uint32_t*)(&vDataToHash[0] + nblocks * 4);
+        const uint8_t* blocks = &vDataToHash[0] + nblocks * 4;
 
         for (int i = -nblocks; i; i++) {
-            uint32_t k1 = blocks[i];
+            uint32_t k1 = ReadLE32(blocks + i*4);
 
             k1 *= c1;
             k1 = ROTL32(k1, 15);
