52 lines
1.7 KiB
Go
52 lines
1.7 KiB
Go
// Copyright 2017-2021 DERO Project. All rights reserved.
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// Use of this source code in any form is governed by RESEARCH license.
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// license can be found in the LICENSE file.
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// GPG: 0F39 E425 8C65 3947 702A 8234 08B2 0360 A03A 9DE8
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//
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
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// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
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// THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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// STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
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// THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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package crypto
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//import "golang.org/x/crypto/sha3"
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import "encoding/binary"
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import "github.com/deroproject/derohe/cryptography/sha3"
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// quick keccak wrapper
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func Keccak256(data ...[]byte) (result Hash) {
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h := sha3.NewLegacyKeccak256()
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for _, b := range data {
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h.Write(b)
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}
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r := h.Sum(nil)
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copy(result[:], r)
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return
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}
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func Keccak512(data ...[]byte) (result Hash) {
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h := sha3.NewLegacyKeccak512()
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for _, b := range data {
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h.Write(b)
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}
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r := h.Sum(nil)
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copy(result[:], r)
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return
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}
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func Keccak256_64(data ...[]byte) uint64 {
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h := sha3.NewLegacyKeccak256()
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for _, b := range data {
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h.Write(b)
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}
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r := h.Sum(nil)
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return binary.BigEndian.Uint64(r[:])
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}
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