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authorJeremy Rubin <j@rubin.io>2020-02-05 11:57:32 -0800
committerJeremy Rubin <j@rubin.io>2020-08-06 16:28:26 -0700
commit6510d0ff4173a7b01d6728051303c7c38eb34533 (patch)
tree43d18ecb40cf20a459a03553b946fc2fc5aaf40d /src/hash.h
parentb475d7d0fa000d5802caf3065b8b2abcea60719b (diff)
Add SHA256Uint256 helper functions
Diffstat (limited to 'src/hash.h')
-rw-r--r--src/hash.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/src/hash.h b/src/hash.h
index 4f392fa0aa..c16bbb48ce 100644
--- a/src/hash.h
+++ b/src/hash.h
@@ -6,6 +6,7 @@
#ifndef BITCOIN_HASH_H
#define BITCOIN_HASH_H
+#include <attributes.h>
#include <crypto/common.h>
#include <crypto/ripemd160.h>
#include <crypto/sha256.h>
@@ -194,6 +195,9 @@ uint256 SerializeHash(const T& obj, int nType=SER_GETHASH, int nVersion=PROTOCOL
return ss.GetHash();
}
+/** Single-SHA256 a 32-byte input (represented as uint256). */
+NODISCARD uint256 SHA256Uint256(const uint256& input);
+
unsigned int MurmurHash3(unsigned int nHashSeed, Span<const unsigned char> vDataToHash);
void BIP32Hash(const ChainCode &chainCode, unsigned int nChild, unsigned char header, const unsigned char data[32], unsigned char output[64]);