reorgnise consensus folder

[bytom/bytom.git] / rpc / chainhash / hashfunc.go

diff --git a/rpc/chainhash/hashfunc.go b/rpc/chainhash/hashfunc.go
deleted file mode 100644 (file)
index bf74f73..0000000
--- a/rpc/chainhash/hashfunc.go
+++ /dev/null
@@ -1,33 +0,0 @@
-// Copyright (c) 2015 The Decred developers
-// Copyright (c) 2016-2017 The btcsuite developers
-// Use of this source code is governed by an ISC
-// license that can be found in the LICENSE file.
-
-package chainhash
-
-import "crypto/sha256"
-
-// HashB calculates hash(b) and returns the resulting bytes.
-func HashB(b []byte) []byte {
-       hash := sha256.Sum256(b)
-       return hash[:]
-}
-
-// HashH calculates hash(b) and returns the resulting bytes as a Hash.
-func HashH(b []byte) Hash {
-       return Hash(sha256.Sum256(b))
-}
-
-// DoubleHashB calculates hash(hash(b)) and returns the resulting bytes.
-func DoubleHashB(b []byte) []byte {
-       first := sha256.Sum256(b)
-       second := sha256.Sum256(first[:])
-       return second[:]
-}
-
-// DoubleHashH calculates hash(hash(b)) and returns the resulting bytes as a
-// Hash.
-func DoubleHashH(b []byte) Hash {
-       first := sha256.Sum256(b)
-       return Hash(sha256.Sum256(first[:]))
-}