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95 lines
2.1 KiB
95 lines
2.1 KiB
// Copyright (c) 2016 Andreas Auernhammer. All rights reserved.
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// Use of this source code is governed by a license that can be
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// found in the LICENSE file.
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// +build amd64
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package threefish
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import "unsafe"
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func bytesToBlock256(block *[4]uint64, src []byte) {
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srcPtr := (*[4]uint64)(unsafe.Pointer(&src[0]))
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block[0] = srcPtr[0]
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block[1] = srcPtr[1]
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block[2] = srcPtr[2]
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block[3] = srcPtr[3]
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}
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func block256ToBytes(dst []byte, block *[4]uint64) {
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dstPtr := (*[4]uint64)(unsafe.Pointer(&dst[0]))
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dstPtr[0] = block[0]
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dstPtr[1] = block[1]
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dstPtr[2] = block[2]
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dstPtr[3] = block[3]
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}
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func bytesToBlock512(block *[8]uint64, src []byte) {
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srcPtr := (*[8]uint64)(unsafe.Pointer(&src[0]))
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block[0] = srcPtr[0]
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block[1] = srcPtr[1]
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block[2] = srcPtr[2]
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block[3] = srcPtr[3]
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block[4] = srcPtr[4]
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block[5] = srcPtr[5]
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block[6] = srcPtr[6]
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block[7] = srcPtr[7]
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}
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func block512ToBytes(dst []byte, block *[8]uint64) {
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dstPtr := (*[8]uint64)(unsafe.Pointer(&dst[0]))
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dstPtr[0] = block[0]
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dstPtr[1] = block[1]
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dstPtr[2] = block[2]
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dstPtr[3] = block[3]
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dstPtr[4] = block[4]
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dstPtr[5] = block[5]
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dstPtr[6] = block[6]
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dstPtr[7] = block[7]
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}
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func bytesToBlock1024(block *[16]uint64, src []byte) {
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srcPtr := (*[16]uint64)(unsafe.Pointer(&src[0]))
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block[0] = srcPtr[0]
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block[1] = srcPtr[1]
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block[2] = srcPtr[2]
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block[3] = srcPtr[3]
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block[4] = srcPtr[4]
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block[5] = srcPtr[5]
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block[6] = srcPtr[6]
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block[7] = srcPtr[7]
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block[8] = srcPtr[8]
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block[9] = srcPtr[9]
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block[10] = srcPtr[10]
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block[11] = srcPtr[11]
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block[12] = srcPtr[12]
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block[13] = srcPtr[13]
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block[14] = srcPtr[14]
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block[15] = srcPtr[15]
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}
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func block1024ToBytes(dst []byte, block *[16]uint64) {
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dstPtr := (*[16]uint64)(unsafe.Pointer(&dst[0]))
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dstPtr[0] = block[0]
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dstPtr[1] = block[1]
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dstPtr[2] = block[2]
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dstPtr[3] = block[3]
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dstPtr[4] = block[4]
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dstPtr[5] = block[5]
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dstPtr[6] = block[6]
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dstPtr[7] = block[7]
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dstPtr[8] = block[8]
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dstPtr[9] = block[9]
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dstPtr[10] = block[10]
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dstPtr[11] = block[11]
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dstPtr[12] = block[12]
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dstPtr[13] = block[13]
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dstPtr[14] = block[14]
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dstPtr[15] = block[15]
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}
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