mirror of
https://github.com/go-gitea/gitea.git
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62e6c9bc6c
* Add a storage layer for attachments * Fix some bug * fix test * Fix copyright head and lint * Fix bug * Add setting for minio and flags for migrate-storage * Add documents * fix lint * Add test for minio store type on attachments * fix test * fix test * Apply suggestions from code review Co-authored-by: guillep2k <18600385+guillep2k@users.noreply.github.com> * Add warning when storage migrated successfully * Fix drone * fix test * rebase * Fix test * display the error on console * Move minio test to amd64 since minio docker don't support arm64 * refactor the codes * add trace * Fix test * remove log on xorm * Fi download bug * Add a storage layer for attachments * Add setting for minio and flags for migrate-storage * fix lint * Add test for minio store type on attachments * Apply suggestions from code review Co-authored-by: guillep2k <18600385+guillep2k@users.noreply.github.com> * Fix drone * fix test * Fix test * display the error on console * Move minio test to amd64 since minio docker don't support arm64 * refactor the codes * add trace * Fix test * Add URL function to serve attachments directly from S3/Minio * Add ability to enable/disable redirection in attachment configuration * Fix typo * Add a storage layer for attachments * Add setting for minio and flags for migrate-storage * fix lint * Add test for minio store type on attachments * Apply suggestions from code review Co-authored-by: guillep2k <18600385+guillep2k@users.noreply.github.com> * Fix drone * fix test * Fix test * display the error on console * Move minio test to amd64 since minio docker don't support arm64 * don't change unrelated files * Fix lint * Fix build * update go.mod and go.sum * Use github.com/minio/minio-go/v6 * Remove unused function * Upgrade minio to v7 and some other improvements * fix lint * Fix go mod Co-authored-by: guillep2k <18600385+guillep2k@users.noreply.github.com> Co-authored-by: Tyler <tystuyfzand@gmail.com>
200 lines
5.7 KiB
Go
Vendored
200 lines
5.7 KiB
Go
Vendored
//+build !noasm,!appengine,gc
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// Copyright (c) 2020 MinIO Inc. 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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package md5simd
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import (
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"fmt"
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"math"
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"sync"
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"unsafe"
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"github.com/klauspost/cpuid"
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)
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var hasAVX512 bool
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//go:noescape
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func block8(state *uint32, base uintptr, bufs *int32, cache *byte, n int)
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//go:noescape
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func block16(state *uint32, base uintptr, ptrs *int32, mask uint64, n int)
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// 8-way 4x uint32 digests in 4 ymm registers
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// (ymm0, ymm1, ymm2, ymm3)
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type digest8 struct {
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v0, v1, v2, v3 [8]uint32
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}
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// Stack cache for 8x64 byte md5.BlockSize bytes.
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// Must be 32-byte aligned, so allocate 512+32 and
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// align upwards at runtime.
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type cache8 [512 + 32]byte
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// MD5 magic numbers for one lane of hashing; inflated
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// 8x below at init time.
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var md5consts = [64]uint32{
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0xd76aa478, 0xe8c7b756, 0x242070db, 0xc1bdceee,
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0xf57c0faf, 0x4787c62a, 0xa8304613, 0xfd469501,
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0x698098d8, 0x8b44f7af, 0xffff5bb1, 0x895cd7be,
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0x6b901122, 0xfd987193, 0xa679438e, 0x49b40821,
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0xf61e2562, 0xc040b340, 0x265e5a51, 0xe9b6c7aa,
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0xd62f105d, 0x02441453, 0xd8a1e681, 0xe7d3fbc8,
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0x21e1cde6, 0xc33707d6, 0xf4d50d87, 0x455a14ed,
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0xa9e3e905, 0xfcefa3f8, 0x676f02d9, 0x8d2a4c8a,
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0xfffa3942, 0x8771f681, 0x6d9d6122, 0xfde5380c,
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0xa4beea44, 0x4bdecfa9, 0xf6bb4b60, 0xbebfbc70,
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0x289b7ec6, 0xeaa127fa, 0xd4ef3085, 0x04881d05,
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0xd9d4d039, 0xe6db99e5, 0x1fa27cf8, 0xc4ac5665,
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0xf4292244, 0x432aff97, 0xab9423a7, 0xfc93a039,
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0x655b59c3, 0x8f0ccc92, 0xffeff47d, 0x85845dd1,
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0x6fa87e4f, 0xfe2ce6e0, 0xa3014314, 0x4e0811a1,
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0xf7537e82, 0xbd3af235, 0x2ad7d2bb, 0xeb86d391,
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}
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// inflate the consts 8-way for 8x md5 (256 bit ymm registers)
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var avx256md5consts = func(c []uint32) []uint32 {
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inf := make([]uint32, 8*len(c))
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for i := range c {
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for j := 0; j < 8; j++ {
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inf[(i*8)+j] = c[i]
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}
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}
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return inf
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}(md5consts[:])
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// 16-way 4x uint32 digests in 4 zmm registers
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type digest16 struct {
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v0, v1, v2, v3 [16]uint32
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}
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// inflate the consts 16-way for 16x md5 (512 bit zmm registers)
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var avx512md5consts = func(c []uint32) []uint32 {
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inf := make([]uint32, 16*len(c))
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for i := range c {
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for j := 0; j < 16; j++ {
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inf[(i*16)+j] = c[i]
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}
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}
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return inf
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}(md5consts[:])
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func init() {
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hasAVX512 = cpuid.CPU.AVX512F()
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}
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// Interface function to assembly code
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func (s *md5Server) blockMd5_x16(d *digest16, input [16][]byte, half bool) {
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if hasAVX512 {
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blockMd5_avx512(d, input, s.allBufs, &s.maskRounds16)
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} else {
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d8a, d8b := digest8{}, digest8{}
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for i := range d8a.v0 {
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j := i + 8
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d8a.v0[i], d8a.v1[i], d8a.v2[i], d8a.v3[i] = d.v0[i], d.v1[i], d.v2[i], d.v3[i]
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if !half {
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d8b.v0[i], d8b.v1[i], d8b.v2[i], d8b.v3[i] = d.v0[j], d.v1[j], d.v2[j], d.v3[j]
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}
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}
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i8 := [2][8][]byte{}
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for i := range i8[0] {
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i8[0][i], i8[1][i] = input[i], input[8+i]
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}
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if half {
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blockMd5_avx2(&d8a, i8[0], s.allBufs, &s.maskRounds8a)
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} else {
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wg := sync.WaitGroup{}
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wg.Add(2)
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go func() { blockMd5_avx2(&d8a, i8[0], s.allBufs, &s.maskRounds8a); wg.Done() }()
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go func() { blockMd5_avx2(&d8b, i8[1], s.allBufs, &s.maskRounds8b); wg.Done() }()
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wg.Wait()
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}
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for i := range d8a.v0 {
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j := i + 8
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d.v0[i], d.v1[i], d.v2[i], d.v3[i] = d8a.v0[i], d8a.v1[i], d8a.v2[i], d8a.v3[i]
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if !half {
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d.v0[j], d.v1[j], d.v2[j], d.v3[j] = d8b.v0[i], d8b.v1[i], d8b.v2[i], d8b.v3[i]
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}
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}
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}
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}
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// Interface function to AVX512 assembly code
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func blockMd5_avx512(s *digest16, input [16][]byte, base []byte, maskRounds *[16]maskRounds) {
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baseMin := uint64(uintptr(unsafe.Pointer(&(base[0]))))
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ptrs := [16]int32{}
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for i := range ptrs {
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if len(input[i]) > 0 {
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if len(input[i]) > internalBlockSize {
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panic(fmt.Sprintf("Sanity check fails for lane %d: maximum input length cannot exceed internalBlockSize", i))
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}
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off := uint64(uintptr(unsafe.Pointer(&(input[i][0])))) - baseMin
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if off > math.MaxUint32 {
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panic(fmt.Sprintf("invalid buffer sent with offset %x", off))
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}
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ptrs[i] = int32(off)
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}
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}
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sdup := *s // create copy of initial states to receive intermediate updates
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rounds := generateMaskAndRounds16(input, maskRounds)
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for r := 0; r < rounds; r++ {
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m := maskRounds[r]
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block16(&sdup.v0[0], uintptr(baseMin), &ptrs[0], m.mask, int(64*m.rounds))
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for j := 0; j < len(ptrs); j++ {
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ptrs[j] += int32(64 * m.rounds) // update pointers for next round
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if m.mask&(1<<j) != 0 { // update digest if still masked as active
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(*s).v0[j], (*s).v1[j], (*s).v2[j], (*s).v3[j] = sdup.v0[j], sdup.v1[j], sdup.v2[j], sdup.v3[j]
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}
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}
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}
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}
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// Interface function to AVX2 assembly code
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func blockMd5_avx2(s *digest8, input [8][]byte, base []byte, maskRounds *[8]maskRounds) {
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baseMin := uint64(uintptr(unsafe.Pointer(&(base[0])))) - 4
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ptrs := [8]int32{}
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for i := range ptrs {
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if len(input[i]) > 0 {
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if len(input[i]) > internalBlockSize {
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panic(fmt.Sprintf("Sanity check fails for lane %d: maximum input length cannot exceed internalBlockSize", i))
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}
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off := uint64(uintptr(unsafe.Pointer(&(input[i][0])))) - baseMin
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if off > math.MaxUint32 {
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panic(fmt.Sprintf("invalid buffer sent with offset %x", off))
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}
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ptrs[i] = int32(off)
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}
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}
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sdup := *s // create copy of initial states to receive intermediate updates
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rounds := generateMaskAndRounds8(input, maskRounds)
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for r := 0; r < rounds; r++ {
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m := maskRounds[r]
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var cache cache8 // stack storage for block8 tmp state
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block8(&sdup.v0[0], uintptr(baseMin), &ptrs[0], &cache[0], int(64*m.rounds))
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for j := 0; j < len(ptrs); j++ {
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ptrs[j] += int32(64 * m.rounds) // update pointers for next round
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if m.mask&(1<<j) != 0 { // update digest if still masked as active
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(*s).v0[j], (*s).v1[j], (*s).v2[j], (*s).v3[j] = sdup.v0[j], sdup.v1[j], sdup.v2[j], sdup.v3[j]
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}
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}
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}
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}
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