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Merge pull request #7078
c434940 uint256::GetCheapHash bigendian compatibility (daniel)
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laanwj committed Nov 27, 2015
2 parents f3d0fdd + c434940 commit 93e0514fd083971dcef1fea8d107895244270f4c
Showing 1 changed file with 2 additions and 4 deletions.
@@ -12,6 +12,7 @@
#include <stdint.h>
#include <string>
#include <vector>
#include "crypto/common.h"

/** Template base class for fixed-sized opaque blobs. */
template<unsigned int BITS>
@@ -119,13 +120,10 @@ class uint256 : public base_blob<256> {
* used when the contents are considered uniformly random. It is not appropriate
* when the value can easily be influenced from outside as e.g. a network adversary could
* provide values to trigger worst-case behavior.
* @note The result of this function is not stable between little and big endian.
uint64_t GetCheapHash() const
uint64_t result;
memcpy((void*)&result, (void*)data, 8);
return result;
return ReadLE64(data);

/** A more secure, salted hash function.

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