How to use sha384 method of crypto Package

Best K6 code snippet using crypto.sha384

sha512.go

Source:sha512.go

1// Copyright 2009 The Go Authors. All rights reserved.2// Use of this source code is governed by a BSD-style3// license that can be found in the LICENSE file.4// Package sha512 implements the SHA-384, SHA-512, SHA-512/224, and SHA-512/2565// hash algorithms as defined in FIPS 180-4.6//7// All the hash.Hash implementations returned by this package also8// implement encoding.BinaryMarshaler and encoding.BinaryUnmarshaler to9// marshal and unmarshal the internal state of the hash.10package sha51211import (12	"crypto"13	"errors"14	"hash"15)16func init() {17	crypto.RegisterHash(crypto.SHA384, New384)18	crypto.RegisterHash(crypto.SHA512, New)19	crypto.RegisterHash(crypto.SHA512_224, New512_224)20	crypto.RegisterHash(crypto.SHA512_256, New512_256)21}22const (23	// Size is the size, in bytes, of a SHA-512 checksum.24	Size = 6425	// Size224 is the size, in bytes, of a SHA-512/224 checksum.26	Size224 = 2827	// Size256 is the size, in bytes, of a SHA-512/256 checksum.28	Size256 = 3229	// Size384 is the size, in bytes, of a SHA-384 checksum.30	Size384 = 4831	// BlockSize is the block size, in bytes, of the SHA-512/224,32	// SHA-512/256, SHA-384 and SHA-512 hash functions.33	BlockSize = 12834)35const (36	chunk     = 12837	init0     = 0x6a09e667f3bcc90838	init1     = 0xbb67ae8584caa73b39	init2     = 0x3c6ef372fe94f82b40	init3     = 0xa54ff53a5f1d36f141	init4     = 0x510e527fade682d142	init5     = 0x9b05688c2b3e6c1f43	init6     = 0x1f83d9abfb41bd6b44	init7     = 0x5be0cd19137e217945	init0_224 = 0x8c3d37c819544da246	init1_224 = 0x73e1996689dcd4d647	init2_224 = 0x1dfab7ae32ff9c8248	init3_224 = 0x679dd514582f9fcf49	init4_224 = 0x0f6d2b697bd44da850	init5_224 = 0x77e36f7304c4894251	init6_224 = 0x3f9d85a86a1d36c852	init7_224 = 0x1112e6ad91d692a153	init0_256 = 0x22312194fc2bf72c54	init1_256 = 0x9f555fa3c84c64c255	init2_256 = 0x2393b86b6f53b15156	init3_256 = 0x963877195940eabd57	init4_256 = 0x96283ee2a88effe358	init5_256 = 0xbe5e1e255386399259	init6_256 = 0x2b0199fc2c85b8aa60	init7_256 = 0x0eb72ddc81c52ca261	init0_384 = 0xcbbb9d5dc1059ed862	init1_384 = 0x629a292a367cd50763	init2_384 = 0x9159015a3070dd1764	init3_384 = 0x152fecd8f70e593965	init4_384 = 0x67332667ffc00b3166	init5_384 = 0x8eb44a876858151167	init6_384 = 0xdb0c2e0d64f98fa768	init7_384 = 0x47b5481dbefa4fa469)70// digest represents the partial evaluation of a checksum.71type digest struct {72	h        [8]uint6473	x        [chunk]byte74	nx       int75	len      uint6476	function crypto.Hash77}78func (d *digest) Reset() {79	switch d.function {80	case crypto.SHA384:81		d.h[0] = init0_38482		d.h[1] = init1_38483		d.h[2] = init2_38484		d.h[3] = init3_38485		d.h[4] = init4_38486		d.h[5] = init5_38487		d.h[6] = init6_38488		d.h[7] = init7_38489	case crypto.SHA512_224:90		d.h[0] = init0_22491		d.h[1] = init1_22492		d.h[2] = init2_22493		d.h[3] = init3_22494		d.h[4] = init4_22495		d.h[5] = init5_22496		d.h[6] = init6_22497		d.h[7] = init7_22498	case crypto.SHA512_256:99		d.h[0] = init0_256100		d.h[1] = init1_256101		d.h[2] = init2_256102		d.h[3] = init3_256103		d.h[4] = init4_256104		d.h[5] = init5_256105		d.h[6] = init6_256106		d.h[7] = init7_256107	default:108		d.h[0] = init0109		d.h[1] = init1110		d.h[2] = init2111		d.h[3] = init3112		d.h[4] = init4113		d.h[5] = init5114		d.h[6] = init6115		d.h[7] = init7116	}117	d.nx = 0118	d.len = 0119}120const (121	magic384      = "sha\x04"122	magic512_224  = "sha\x05"123	magic512_256  = "sha\x06"124	magic512      = "sha\x07"125	marshaledSize = len(magic512) + 8*8 + chunk + 8126)127func (d *digest) MarshalBinary() ([]byte, error) {128	b := make([]byte, 0, marshaledSize)129	switch d.function {130	case crypto.SHA384:131		b = append(b, magic384...)132	case crypto.SHA512_224:133		b = append(b, magic512_224...)134	case crypto.SHA512_256:135		b = append(b, magic512_256...)136	case crypto.SHA512:137		b = append(b, magic512...)138	default:139		return nil, errors.New("crypto/sha512: invalid hash function")140	}141	b = appendUint64(b, d.h[0])142	b = appendUint64(b, d.h[1])143	b = appendUint64(b, d.h[2])144	b = appendUint64(b, d.h[3])145	b = appendUint64(b, d.h[4])146	b = appendUint64(b, d.h[5])147	b = appendUint64(b, d.h[6])148	b = appendUint64(b, d.h[7])149	b = append(b, d.x[:d.nx]...)150	b = b[:len(b)+len(d.x)-int(d.nx)] // already zero151	b = appendUint64(b, d.len)152	return b, nil153}154func (d *digest) UnmarshalBinary(b []byte) error {155	if len(b) < len(magic512) {156		return errors.New("crypto/sha512: invalid hash state identifier")157	}158	switch {159	case d.function == crypto.SHA384 && string(b[:len(magic384)]) == magic384:160	case d.function == crypto.SHA512_224 && string(b[:len(magic512_224)]) == magic512_224:161	case d.function == crypto.SHA512_256 && string(b[:len(magic512_256)]) == magic512_256:162	case d.function == crypto.SHA512 && string(b[:len(magic512)]) == magic512:163	default:164		return errors.New("crypto/sha512: invalid hash state identifier")165	}166	if len(b) != marshaledSize {167		return errors.New("crypto/sha512: invalid hash state size")168	}169	b = b[len(magic512):]170	b, d.h[0] = consumeUint64(b)171	b, d.h[1] = consumeUint64(b)172	b, d.h[2] = consumeUint64(b)173	b, d.h[3] = consumeUint64(b)174	b, d.h[4] = consumeUint64(b)175	b, d.h[5] = consumeUint64(b)176	b, d.h[6] = consumeUint64(b)177	b, d.h[7] = consumeUint64(b)178	b = b[copy(d.x[:], b):]179	b, d.len = consumeUint64(b)180	d.nx = int(d.len) % chunk181	return nil182}183func appendUint64(b []byte, x uint64) []byte {184	a := [8]byte{185		byte(x >> 56),186		byte(x >> 48),187		byte(x >> 40),188		byte(x >> 32),189		byte(x >> 24),190		byte(x >> 16),191		byte(x >> 8),192		byte(x),193	}194	return append(b, a[:]...)195}196func consumeUint64(b []byte) ([]byte, uint64) {197	_ = b[7]198	x := uint64(b[7]) | uint64(b[6])<<8 | uint64(b[5])<<16 | uint64(b[4])<<24 |199		uint64(b[3])<<32 | uint64(b[2])<<40 | uint64(b[1])<<48 | uint64(b[0])<<56200	return b[8:], x201}202// New returns a new hash.Hash computing the SHA-512 checksum.203func New() hash.Hash {204	d := &digest{function: crypto.SHA512}205	d.Reset()206	return d207}208// New512_224 returns a new hash.Hash computing the SHA-512/224 checksum.209func New512_224() hash.Hash {210	d := &digest{function: crypto.SHA512_224}211	d.Reset()212	return d213}214// New512_256 returns a new hash.Hash computing the SHA-512/256 checksum.215func New512_256() hash.Hash {216	d := &digest{function: crypto.SHA512_256}217	d.Reset()218	return d219}220// New384 returns a new hash.Hash computing the SHA-384 checksum.221func New384() hash.Hash {222	d := &digest{function: crypto.SHA384}223	d.Reset()224	return d225}226func (d *digest) Size() int {227	switch d.function {228	case crypto.SHA512_224:229		return Size224230	case crypto.SHA512_256:231		return Size256232	case crypto.SHA384:233		return Size384234	default:235		return Size236	}237}238func (d *digest) BlockSize() int { return BlockSize }239func (d *digest) Write(p []byte) (nn int, err error) {240	nn = len(p)241	d.len += uint64(nn)242	if d.nx > 0 {243		n := copy(d.x[d.nx:], p)244		d.nx += n245		if d.nx == chunk {246			block(d, d.x[:])247			d.nx = 0248		}249		p = p[n:]250	}251	if len(p) >= chunk {252		n := len(p) &^ (chunk - 1)253		block(d, p[:n])254		p = p[n:]255	}256	if len(p) > 0 {257		d.nx = copy(d.x[:], p)258	}259	return260}261func (d0 *digest) Sum(in []byte) []byte {262	// Make a copy of d0 so that caller can keep writing and summing.263	d := new(digest)264	*d = *d0265	hash := d.checkSum()266	switch d.function {267	case crypto.SHA384:268		return append(in, hash[:Size384]...)269	case crypto.SHA512_224:270		return append(in, hash[:Size224]...)271	case crypto.SHA512_256:272		return append(in, hash[:Size256]...)273	default:274		return append(in, hash[:]...)275	}276}277func (d *digest) checkSum() [Size]byte {278	// Padding. Add a 1 bit and 0 bits until 112 bytes mod 128.279	len := d.len280	var tmp [128]byte281	tmp[0] = 0x80282	if len%128 < 112 {283		d.Write(tmp[0 : 112-len%128])284	} else {285		d.Write(tmp[0 : 128+112-len%128])286	}287	// Length in bits.288	len <<= 3289	for i := uint(0); i < 16; i++ {290		tmp[i] = byte(len >> (120 - 8*i))291	}292	d.Write(tmp[0:16])293	if d.nx != 0 {294		panic("d.nx != 0")295	}296	h := d.h[:]297	if d.function == crypto.SHA384 {298		h = d.h[:6]299	}300	var digest [Size]byte301	for i, s := range h {302		digest[i*8] = byte(s >> 56)303		digest[i*8+1] = byte(s >> 48)304		digest[i*8+2] = byte(s >> 40)305		digest[i*8+3] = byte(s >> 32)306		digest[i*8+4] = byte(s >> 24)307		digest[i*8+5] = byte(s >> 16)308		digest[i*8+6] = byte(s >> 8)309		digest[i*8+7] = byte(s)310	}311	return digest312}313// Sum512 returns the SHA512 checksum of the data.314func Sum512(data []byte) [Size]byte {315	d := digest{function: crypto.SHA512}316	d.Reset()317	d.Write(data)318	return d.checkSum()319}320// Sum384 returns the SHA384 checksum of the data.321func Sum384(data []byte) (sum384 [Size384]byte) {322	d := digest{function: crypto.SHA384}323	d.Reset()324	d.Write(data)325	sum := d.checkSum()326	copy(sum384[:], sum[:Size384])327	return328}329// Sum512_224 returns the Sum512/224 checksum of the data.330func Sum512_224(data []byte) (sum224 [Size224]byte) {331	d := digest{function: crypto.SHA512_224}332	d.Reset()333	d.Write(data)334	sum := d.checkSum()335	copy(sum224[:], sum[:Size224])336	return337}338// Sum512_256 returns the Sum512/256 checksum of the data.339func Sum512_256(data []byte) (sum256 [Size256]byte) {340	d := digest{function: crypto.SHA512_256}341	d.Reset()342	d.Write(data)343	sum := d.checkSum()344	copy(sum256[:], sum[:Size256])345	return346}...

hash.go

Source:hash.go

1package libtrust2import (3	"crypto"4	_ "crypto/sha256" // Registrer SHA224 and SHA2565	_ "crypto/sha512" // Registrer SHA384 and SHA5126	"fmt"7)8type signatureAlgorithm struct {9	algHeaderParam string10	hashID         crypto.Hash11}12func (h *signatureAlgorithm) HeaderParam() string {13	return h.algHeaderParam14}15func (h *signatureAlgorithm) HashID() crypto.Hash {16	return h.hashID17}18var (19	rs256 = &signatureAlgorithm{"RS256", crypto.SHA256}20	rs384 = &signatureAlgorithm{"RS384", crypto.SHA384}21	rs512 = &signatureAlgorithm{"RS512", crypto.SHA512}22	es256 = &signatureAlgorithm{"ES256", crypto.SHA256}23	es384 = &signatureAlgorithm{"ES384", crypto.SHA384}24	es512 = &signatureAlgorithm{"ES512", crypto.SHA512}25)26func rsaSignatureAlgorithmByName(alg string) (*signatureAlgorithm, error) {27	switch {28	case alg == "RS256":29		return rs256, nil30	case alg == "RS384":31		return rs384, nil32	case alg == "RS512":33		return rs512, nil34	default:35		return nil, fmt.Errorf("RSA Digital Signature Algorithm %q not supported", alg)36	}37}38func rsaPKCS1v15SignatureAlgorithmForHashID(hashID crypto.Hash) *signatureAlgorithm {39	switch {40	case hashID == crypto.SHA512:41		return rs51242	case hashID == crypto.SHA384:43		return rs38444	case hashID == crypto.SHA256:45		fallthrough46	default:47		return rs25648	}49}...

sha384

Using AI Code Generation

1import (2func main() {3    h := sha512.New()4    h.Write([]byte(s))5    bs := h.Sum(nil)6    fmt.Println(s)7    fmt.Printf("%x8}

sha384

Using AI Code Generation

1import (2func main() {3 h := sha384.New()4 io.WriteString(h, "test")5 fmt.Printf("%x", h.Sum(nil))6}

sha384

Using AI Code Generation

1import (2func main() {3    fmt.Println("Sha384")4    h := sha512.New384()5    h.Write([]byte(s))6    bs := h.Sum(nil)7    fmt.Println(s)

sha384

Using AI Code Generation

1import (2func main() {3    h := sha512.New()4    h.Write([]byte(s))5    bs := h.Sum(nil)6    h2 := sha512.New()7    h2.Write([]byte(p))8    ps := h2.Sum(nil)9    fmt.Println("Does the original string contain the pattern?")10    fmt.Printf("%t", sha512.Sum512([]byte(s)) == sha512.Sum512([]byte(p)))11}

sha384

Using AI Code Generation

1import (2func main() {3    h := sha256.New()4    h.Write([]byte(str))5    bs := h.Sum(nil)6    fmt.Println(str)7    fmt.Printf("%x8    h384 := sha512.New384()9    h384.Write([]byte(str))10    bs384 := h384.Sum(nil)11    fmt.Println(str)12    fmt.Printf("%x13    h512 := sha512.New()14    h512.Write([]byte(str))

sha384

Using AI Code Generation

1import (2func main() {3	fmt.Println("sha384")4	h := sha512.New384()5	h.Write([]byte("hello"))6	fmt.Printf("%x7", h.Sum(nil))8}9}10import (11func main() {12	fmt.Println("sha512")13	h := sha512.New()14	h.Write([]byte("hello"))15	fmt.Printf("%x16", h.Sum(nil))17}18}19import (20func main() {21	fmt.Println("sha512_224")22	h := sha512.New512_224()23	h.Write([]byte("hello"))24	fmt.Printf("%x25", h.Sum(nil))26}

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