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	[chore]: Bump golang.org/x/crypto from 0.24.0 to 0.25.0 (#3080)
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							|  | @ -73,7 +73,7 @@ require ( | ||||||
| 	go.opentelemetry.io/otel/sdk/metric v1.24.0 | 	go.opentelemetry.io/otel/sdk/metric v1.24.0 | ||||||
| 	go.opentelemetry.io/otel/trace v1.26.0 | 	go.opentelemetry.io/otel/trace v1.26.0 | ||||||
| 	go.uber.org/automaxprocs v1.5.3 | 	go.uber.org/automaxprocs v1.5.3 | ||||||
| 	golang.org/x/crypto v0.24.0 | 	golang.org/x/crypto v0.25.0 | ||||||
| 	golang.org/x/image v0.18.0 | 	golang.org/x/image v0.18.0 | ||||||
| 	golang.org/x/net v0.26.0 | 	golang.org/x/net v0.26.0 | ||||||
| 	golang.org/x/oauth2 v0.21.0 | 	golang.org/x/oauth2 v0.21.0 | ||||||
|  |  | ||||||
							
								
								
									
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							|  | @ -678,8 +678,8 @@ golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550/go.mod h1:yigFU9vqHzYiE8U | ||||||
| golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto= | golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto= | ||||||
| golang.org/x/crypto v0.0.0-20210921155107-089bfa567519/go.mod h1:GvvjBRRGRdwPK5ydBHafDWAxML/pGHZbMvKqRZ5+Abc= | golang.org/x/crypto v0.0.0-20210921155107-089bfa567519/go.mod h1:GvvjBRRGRdwPK5ydBHafDWAxML/pGHZbMvKqRZ5+Abc= | ||||||
| golang.org/x/crypto v0.3.0/go.mod h1:hebNnKkNXi2UzZN1eVRvBB7co0a+JxK6XbPiWVs/3J4= | golang.org/x/crypto v0.3.0/go.mod h1:hebNnKkNXi2UzZN1eVRvBB7co0a+JxK6XbPiWVs/3J4= | ||||||
| golang.org/x/crypto v0.24.0 h1:mnl8DM0o513X8fdIkmyFE/5hTYxbwYOjDS/+rK6qpRI= | golang.org/x/crypto v0.25.0 h1:ypSNr+bnYL2YhwoMt2zPxHFmbAN1KZs/njMG3hxUp30= | ||||||
| golang.org/x/crypto v0.24.0/go.mod h1:Z1PMYSOR5nyMcyAVAIQSKCDwalqy85Aqn1x3Ws4L5DM= | golang.org/x/crypto v0.25.0/go.mod h1:T+wALwcMOSE0kXgUAnPAHqTLW+XHgcELELW8VaDgm/M= | ||||||
| golang.org/x/exp v0.0.0-20190121172915-509febef88a4/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA= | golang.org/x/exp v0.0.0-20190121172915-509febef88a4/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA= | ||||||
| golang.org/x/exp v0.0.0-20190306152737-a1d7652674e8/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA= | golang.org/x/exp v0.0.0-20190306152737-a1d7652674e8/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA= | ||||||
| golang.org/x/exp v0.0.0-20190510132918-efd6b22b2522/go.mod h1:ZjyILWgesfNpC6sMxTJOJm9Kp84zZh5NQWvqDGG3Qr8= | golang.org/x/exp v0.0.0-20190510132918-efd6b22b2522/go.mod h1:ZjyILWgesfNpC6sMxTJOJm9Kp84zZh5NQWvqDGG3Qr8= | ||||||
|  | @ -816,8 +816,8 @@ golang.org/x/sys v0.22.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA= | ||||||
| golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo= | golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo= | ||||||
| golang.org/x/term v0.0.0-20210927222741-03fcf44c2211/go.mod h1:jbD1KX2456YbFQfuXm/mYQcufACuNUgVhRMnK/tPxf8= | golang.org/x/term v0.0.0-20210927222741-03fcf44c2211/go.mod h1:jbD1KX2456YbFQfuXm/mYQcufACuNUgVhRMnK/tPxf8= | ||||||
| golang.org/x/term v0.2.0/go.mod h1:TVmDHMZPmdnySmBfhjOoOdhjzdE1h4u1VwSiw2l1Nuc= | golang.org/x/term v0.2.0/go.mod h1:TVmDHMZPmdnySmBfhjOoOdhjzdE1h4u1VwSiw2l1Nuc= | ||||||
| golang.org/x/term v0.21.0 h1:WVXCp+/EBEHOj53Rvu+7KiT/iElMrO8ACK16SMZ3jaA= | golang.org/x/term v0.22.0 h1:BbsgPEJULsl2fV/AT3v15Mjva5yXKQDyKf+TbDz7QJk= | ||||||
| golang.org/x/term v0.21.0/go.mod h1:ooXLefLobQVslOqselCNF4SxFAaoS6KujMbsGzSDmX0= | golang.org/x/term v0.22.0/go.mod h1:F3qCibpT5AMpCRfhfT53vVJwhLtIVHhB9XDjfFvnMI4= | ||||||
| golang.org/x/text v0.0.0-20170915032832-14c0d48ead0c/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ= | golang.org/x/text v0.0.0-20170915032832-14c0d48ead0c/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ= | ||||||
| golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ= | golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ= | ||||||
| golang.org/x/text v0.3.1-0.20180807135948-17ff2d5776d2/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ= | golang.org/x/text v0.3.1-0.20180807135948-17ff2d5776d2/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ= | ||||||
|  |  | ||||||
							
								
								
									
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							|  | @ -15,6 +15,7 @@ import ( | ||||||
| 	"io" | 	"io" | ||||||
| 	"math/big" | 	"math/big" | ||||||
| 	"net/http" | 	"net/http" | ||||||
|  | 	"runtime/debug" | ||||||
| 	"strconv" | 	"strconv" | ||||||
| 	"strings" | 	"strings" | ||||||
| 	"time" | 	"time" | ||||||
|  | @ -271,9 +272,27 @@ func (c *Client) httpClient() *http.Client { | ||||||
| } | } | ||||||
| 
 | 
 | ||||||
| // packageVersion is the version of the module that contains this package, for | // packageVersion is the version of the module that contains this package, for | ||||||
| // sending as part of the User-Agent header. It's set in version_go112.go. | // sending as part of the User-Agent header. | ||||||
| var packageVersion string | var packageVersion string | ||||||
| 
 | 
 | ||||||
|  | func init() { | ||||||
|  | 	// Set packageVersion if the binary was built in modules mode and x/crypto | ||||||
|  | 	// was not replaced with a different module. | ||||||
|  | 	info, ok := debug.ReadBuildInfo() | ||||||
|  | 	if !ok { | ||||||
|  | 		return | ||||||
|  | 	} | ||||||
|  | 	for _, m := range info.Deps { | ||||||
|  | 		if m.Path != "golang.org/x/crypto" { | ||||||
|  | 			continue | ||||||
|  | 		} | ||||||
|  | 		if m.Replace == nil { | ||||||
|  | 			packageVersion = m.Version | ||||||
|  | 		} | ||||||
|  | 		break | ||||||
|  | 	} | ||||||
|  | } | ||||||
|  | 
 | ||||||
| // userAgent returns the User-Agent header value. It includes the package name, | // userAgent returns the User-Agent header value. It includes the package name, | ||||||
| // the module version (if available), and the c.UserAgent value (if set). | // the module version (if available), and the c.UserAgent value (if set). | ||||||
| func (c *Client) userAgent() string { | func (c *Client) userAgent() string { | ||||||
|  |  | ||||||
							
								
								
									
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							|  | @ -1,27 +0,0 @@ | ||||||
| // Copyright 2019 The Go Authors. All rights reserved. |  | ||||||
| // Use of this source code is governed by a BSD-style |  | ||||||
| // license that can be found in the LICENSE file. |  | ||||||
| 
 |  | ||||||
| //go:build go1.12 |  | ||||||
| 
 |  | ||||||
| package acme |  | ||||||
| 
 |  | ||||||
| import "runtime/debug" |  | ||||||
| 
 |  | ||||||
| func init() { |  | ||||||
| 	// Set packageVersion if the binary was built in modules mode and x/crypto |  | ||||||
| 	// was not replaced with a different module. |  | ||||||
| 	info, ok := debug.ReadBuildInfo() |  | ||||||
| 	if !ok { |  | ||||||
| 		return |  | ||||||
| 	} |  | ||||||
| 	for _, m := range info.Deps { |  | ||||||
| 		if m.Path != "golang.org/x/crypto" { |  | ||||||
| 			continue |  | ||||||
| 		} |  | ||||||
| 		if m.Replace == nil { |  | ||||||
| 			packageVersion = m.Version |  | ||||||
| 		} |  | ||||||
| 		break |  | ||||||
| 	} |  | ||||||
| } |  | ||||||
							
								
								
									
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							|  | @ -4,7 +4,7 @@ | ||||||
| 
 | 
 | ||||||
| // Package bcrypt implements Provos and Mazières's bcrypt adaptive hashing | // Package bcrypt implements Provos and Mazières's bcrypt adaptive hashing | ||||||
| // algorithm. See http://www.usenix.org/event/usenix99/provos/provos.pdf | // algorithm. See http://www.usenix.org/event/usenix99/provos/provos.pdf | ||||||
| package bcrypt // import "golang.org/x/crypto/bcrypt" | package bcrypt | ||||||
| 
 | 
 | ||||||
| // The code is a port of Provos and Mazières's C implementation. | // The code is a port of Provos and Mazières's C implementation. | ||||||
| import ( | import ( | ||||||
|  |  | ||||||
							
								
								
									
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							|  | @ -16,9 +16,10 @@ | ||||||
| // | // | ||||||
| // BLAKE2X is a construction to compute hash values larger than 32 bytes. It | // BLAKE2X is a construction to compute hash values larger than 32 bytes. It | ||||||
| // can produce hash values between 0 and 65535 bytes. | // can produce hash values between 0 and 65535 bytes. | ||||||
| package blake2s // import "golang.org/x/crypto/blake2s" | package blake2s | ||||||
| 
 | 
 | ||||||
| import ( | import ( | ||||||
|  | 	"crypto" | ||||||
| 	"encoding/binary" | 	"encoding/binary" | ||||||
| 	"errors" | 	"errors" | ||||||
| 	"hash" | 	"hash" | ||||||
|  | @ -55,6 +56,13 @@ func Sum256(data []byte) [Size]byte { | ||||||
| // and BinaryUnmarshaler for state (de)serialization as documented by hash.Hash. | // and BinaryUnmarshaler for state (de)serialization as documented by hash.Hash. | ||||||
| func New256(key []byte) (hash.Hash, error) { return newDigest(Size, key) } | func New256(key []byte) (hash.Hash, error) { return newDigest(Size, key) } | ||||||
| 
 | 
 | ||||||
|  | func init() { | ||||||
|  | 	crypto.RegisterHash(crypto.BLAKE2s_256, func() hash.Hash { | ||||||
|  | 		h, _ := New256(nil) | ||||||
|  | 		return h | ||||||
|  | 	}) | ||||||
|  | } | ||||||
|  | 
 | ||||||
| // New128 returns a new hash.Hash computing the BLAKE2s-128 checksum given a | // New128 returns a new hash.Hash computing the BLAKE2s-128 checksum given a | ||||||
| // non-empty key. Note that a 128-bit digest is too small to be secure as a | // non-empty key. Note that a 128-bit digest is too small to be secure as a | ||||||
| // cryptographic hash and should only be used as a MAC, thus the key argument | // cryptographic hash and should only be used as a MAC, thus the key argument | ||||||
|  |  | ||||||
							
								
								
									
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							|  | @ -1,21 +0,0 @@ | ||||||
| // Copyright 2017 The Go Authors. All rights reserved. |  | ||||||
| // Use of this source code is governed by a BSD-style |  | ||||||
| // license that can be found in the LICENSE file. |  | ||||||
| 
 |  | ||||||
| //go:build go1.9 |  | ||||||
| 
 |  | ||||||
| package blake2s |  | ||||||
| 
 |  | ||||||
| import ( |  | ||||||
| 	"crypto" |  | ||||||
| 	"hash" |  | ||||||
| ) |  | ||||||
| 
 |  | ||||||
| func init() { |  | ||||||
| 	newHash256 := func() hash.Hash { |  | ||||||
| 		h, _ := New256(nil) |  | ||||||
| 		return h |  | ||||||
| 	} |  | ||||||
| 
 |  | ||||||
| 	crypto.RegisterHash(crypto.BLAKE2s_256, newHash256) |  | ||||||
| } |  | ||||||
							
								
								
									
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							|  | @ -11,7 +11,7 @@ | ||||||
| // Deprecated: any new system should use AES (from crypto/aes, if necessary in | // Deprecated: any new system should use AES (from crypto/aes, if necessary in | ||||||
| // an AEAD mode like crypto/cipher.NewGCM) or XChaCha20-Poly1305 (from | // an AEAD mode like crypto/cipher.NewGCM) or XChaCha20-Poly1305 (from | ||||||
| // golang.org/x/crypto/chacha20poly1305). | // golang.org/x/crypto/chacha20poly1305). | ||||||
| package blowfish // import "golang.org/x/crypto/blowfish" | package blowfish | ||||||
| 
 | 
 | ||||||
| // The code is a port of Bruce Schneier's C implementation. | // The code is a port of Bruce Schneier's C implementation. | ||||||
| // See https://www.schneier.com/blowfish.html. | // See https://www.schneier.com/blowfish.html. | ||||||
|  |  | ||||||
							
								
								
									
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							|  | @ -6,9 +6,11 @@ | ||||||
| // performs scalar multiplication on the elliptic curve known as Curve25519. | // performs scalar multiplication on the elliptic curve known as Curve25519. | ||||||
| // See RFC 7748. | // See RFC 7748. | ||||||
| // | // | ||||||
| // Starting in Go 1.20, this package is a wrapper for the X25519 implementation | // This package is a wrapper for the X25519 implementation | ||||||
| // in the crypto/ecdh package. | // in the crypto/ecdh package. | ||||||
| package curve25519 // import "golang.org/x/crypto/curve25519" | package curve25519 | ||||||
|  | 
 | ||||||
|  | import "crypto/ecdh" | ||||||
| 
 | 
 | ||||||
| // ScalarMult sets dst to the product scalar * point. | // ScalarMult sets dst to the product scalar * point. | ||||||
| // | // | ||||||
|  | @ -16,7 +18,13 @@ package curve25519 // import "golang.org/x/crypto/curve25519" | ||||||
| // zeroes, irrespective of the scalar. Instead, use the X25519 function, which | // zeroes, irrespective of the scalar. Instead, use the X25519 function, which | ||||||
| // will return an error. | // will return an error. | ||||||
| func ScalarMult(dst, scalar, point *[32]byte) { | func ScalarMult(dst, scalar, point *[32]byte) { | ||||||
| 	scalarMult(dst, scalar, point) | 	if _, err := x25519(dst, scalar[:], point[:]); err != nil { | ||||||
|  | 		// The only error condition for x25519 when the inputs are 32 bytes long | ||||||
|  | 		// is if the output would have been the all-zero value. | ||||||
|  | 		for i := range dst { | ||||||
|  | 			dst[i] = 0 | ||||||
|  | 		} | ||||||
|  | 	} | ||||||
| } | } | ||||||
| 
 | 
 | ||||||
| // ScalarBaseMult sets dst to the product scalar * base where base is the | // ScalarBaseMult sets dst to the product scalar * base where base is the | ||||||
|  | @ -25,7 +33,12 @@ func ScalarMult(dst, scalar, point *[32]byte) { | ||||||
| // It is recommended to use the X25519 function with Basepoint instead, as | // It is recommended to use the X25519 function with Basepoint instead, as | ||||||
| // copying into fixed size arrays can lead to unexpected bugs. | // copying into fixed size arrays can lead to unexpected bugs. | ||||||
| func ScalarBaseMult(dst, scalar *[32]byte) { | func ScalarBaseMult(dst, scalar *[32]byte) { | ||||||
| 	scalarBaseMult(dst, scalar) | 	curve := ecdh.X25519() | ||||||
|  | 	priv, err := curve.NewPrivateKey(scalar[:]) | ||||||
|  | 	if err != nil { | ||||||
|  | 		panic("curve25519: internal error: scalarBaseMult was not 32 bytes") | ||||||
|  | 	} | ||||||
|  | 	copy(dst[:], priv.PublicKey().Bytes()) | ||||||
| } | } | ||||||
| 
 | 
 | ||||||
| const ( | const ( | ||||||
|  | @ -57,3 +70,21 @@ func X25519(scalar, point []byte) ([]byte, error) { | ||||||
| 	var dst [32]byte | 	var dst [32]byte | ||||||
| 	return x25519(&dst, scalar, point) | 	return x25519(&dst, scalar, point) | ||||||
| } | } | ||||||
|  | 
 | ||||||
|  | func x25519(dst *[32]byte, scalar, point []byte) ([]byte, error) { | ||||||
|  | 	curve := ecdh.X25519() | ||||||
|  | 	pub, err := curve.NewPublicKey(point) | ||||||
|  | 	if err != nil { | ||||||
|  | 		return nil, err | ||||||
|  | 	} | ||||||
|  | 	priv, err := curve.NewPrivateKey(scalar) | ||||||
|  | 	if err != nil { | ||||||
|  | 		return nil, err | ||||||
|  | 	} | ||||||
|  | 	out, err := priv.ECDH(pub) | ||||||
|  | 	if err != nil { | ||||||
|  | 		return nil, err | ||||||
|  | 	} | ||||||
|  | 	copy(dst[:], out) | ||||||
|  | 	return dst[:], nil | ||||||
|  | } | ||||||
|  |  | ||||||
							
								
								
									
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							|  | @ -1,105 +0,0 @@ | ||||||
| // Copyright 2019 The Go Authors. All rights reserved. |  | ||||||
| // Use of this source code is governed by a BSD-style |  | ||||||
| // license that can be found in the LICENSE file. |  | ||||||
| 
 |  | ||||||
| //go:build !go1.20 |  | ||||||
| 
 |  | ||||||
| package curve25519 |  | ||||||
| 
 |  | ||||||
| import ( |  | ||||||
| 	"crypto/subtle" |  | ||||||
| 	"errors" |  | ||||||
| 	"strconv" |  | ||||||
| 
 |  | ||||||
| 	"golang.org/x/crypto/curve25519/internal/field" |  | ||||||
| ) |  | ||||||
| 
 |  | ||||||
| func scalarMult(dst, scalar, point *[32]byte) { |  | ||||||
| 	var e [32]byte |  | ||||||
| 
 |  | ||||||
| 	copy(e[:], scalar[:]) |  | ||||||
| 	e[0] &= 248 |  | ||||||
| 	e[31] &= 127 |  | ||||||
| 	e[31] |= 64 |  | ||||||
| 
 |  | ||||||
| 	var x1, x2, z2, x3, z3, tmp0, tmp1 field.Element |  | ||||||
| 	x1.SetBytes(point[:]) |  | ||||||
| 	x2.One() |  | ||||||
| 	x3.Set(&x1) |  | ||||||
| 	z3.One() |  | ||||||
| 
 |  | ||||||
| 	swap := 0 |  | ||||||
| 	for pos := 254; pos >= 0; pos-- { |  | ||||||
| 		b := e[pos/8] >> uint(pos&7) |  | ||||||
| 		b &= 1 |  | ||||||
| 		swap ^= int(b) |  | ||||||
| 		x2.Swap(&x3, swap) |  | ||||||
| 		z2.Swap(&z3, swap) |  | ||||||
| 		swap = int(b) |  | ||||||
| 
 |  | ||||||
| 		tmp0.Subtract(&x3, &z3) |  | ||||||
| 		tmp1.Subtract(&x2, &z2) |  | ||||||
| 		x2.Add(&x2, &z2) |  | ||||||
| 		z2.Add(&x3, &z3) |  | ||||||
| 		z3.Multiply(&tmp0, &x2) |  | ||||||
| 		z2.Multiply(&z2, &tmp1) |  | ||||||
| 		tmp0.Square(&tmp1) |  | ||||||
| 		tmp1.Square(&x2) |  | ||||||
| 		x3.Add(&z3, &z2) |  | ||||||
| 		z2.Subtract(&z3, &z2) |  | ||||||
| 		x2.Multiply(&tmp1, &tmp0) |  | ||||||
| 		tmp1.Subtract(&tmp1, &tmp0) |  | ||||||
| 		z2.Square(&z2) |  | ||||||
| 
 |  | ||||||
| 		z3.Mult32(&tmp1, 121666) |  | ||||||
| 		x3.Square(&x3) |  | ||||||
| 		tmp0.Add(&tmp0, &z3) |  | ||||||
| 		z3.Multiply(&x1, &z2) |  | ||||||
| 		z2.Multiply(&tmp1, &tmp0) |  | ||||||
| 	} |  | ||||||
| 
 |  | ||||||
| 	x2.Swap(&x3, swap) |  | ||||||
| 	z2.Swap(&z3, swap) |  | ||||||
| 
 |  | ||||||
| 	z2.Invert(&z2) |  | ||||||
| 	x2.Multiply(&x2, &z2) |  | ||||||
| 	copy(dst[:], x2.Bytes()) |  | ||||||
| } |  | ||||||
| 
 |  | ||||||
| func scalarBaseMult(dst, scalar *[32]byte) { |  | ||||||
| 	checkBasepoint() |  | ||||||
| 	scalarMult(dst, scalar, &basePoint) |  | ||||||
| } |  | ||||||
| 
 |  | ||||||
| func x25519(dst *[32]byte, scalar, point []byte) ([]byte, error) { |  | ||||||
| 	var in [32]byte |  | ||||||
| 	if l := len(scalar); l != 32 { |  | ||||||
| 		return nil, errors.New("bad scalar length: " + strconv.Itoa(l) + ", expected 32") |  | ||||||
| 	} |  | ||||||
| 	if l := len(point); l != 32 { |  | ||||||
| 		return nil, errors.New("bad point length: " + strconv.Itoa(l) + ", expected 32") |  | ||||||
| 	} |  | ||||||
| 	copy(in[:], scalar) |  | ||||||
| 	if &point[0] == &Basepoint[0] { |  | ||||||
| 		scalarBaseMult(dst, &in) |  | ||||||
| 	} else { |  | ||||||
| 		var base, zero [32]byte |  | ||||||
| 		copy(base[:], point) |  | ||||||
| 		scalarMult(dst, &in, &base) |  | ||||||
| 		if subtle.ConstantTimeCompare(dst[:], zero[:]) == 1 { |  | ||||||
| 			return nil, errors.New("bad input point: low order point") |  | ||||||
| 		} |  | ||||||
| 	} |  | ||||||
| 	return dst[:], nil |  | ||||||
| } |  | ||||||
| 
 |  | ||||||
| func checkBasepoint() { |  | ||||||
| 	if subtle.ConstantTimeCompare(Basepoint, []byte{ |  | ||||||
| 		0x09, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |  | ||||||
| 		0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |  | ||||||
| 		0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |  | ||||||
| 		0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |  | ||||||
| 	}) != 1 { |  | ||||||
| 		panic("curve25519: global Basepoint value was modified") |  | ||||||
| 	} |  | ||||||
| } |  | ||||||
							
								
								
									
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								vendor/golang.org/x/crypto/curve25519/curve25519_go120.go
									
										
									
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							|  | @ -1,46 +0,0 @@ | ||||||
| // Copyright 2022 The Go Authors. All rights reserved. |  | ||||||
| // Use of this source code is governed by a BSD-style |  | ||||||
| // license that can be found in the LICENSE file. |  | ||||||
| 
 |  | ||||||
| //go:build go1.20 |  | ||||||
| 
 |  | ||||||
| package curve25519 |  | ||||||
| 
 |  | ||||||
| import "crypto/ecdh" |  | ||||||
| 
 |  | ||||||
| func x25519(dst *[32]byte, scalar, point []byte) ([]byte, error) { |  | ||||||
| 	curve := ecdh.X25519() |  | ||||||
| 	pub, err := curve.NewPublicKey(point) |  | ||||||
| 	if err != nil { |  | ||||||
| 		return nil, err |  | ||||||
| 	} |  | ||||||
| 	priv, err := curve.NewPrivateKey(scalar) |  | ||||||
| 	if err != nil { |  | ||||||
| 		return nil, err |  | ||||||
| 	} |  | ||||||
| 	out, err := priv.ECDH(pub) |  | ||||||
| 	if err != nil { |  | ||||||
| 		return nil, err |  | ||||||
| 	} |  | ||||||
| 	copy(dst[:], out) |  | ||||||
| 	return dst[:], nil |  | ||||||
| } |  | ||||||
| 
 |  | ||||||
| func scalarMult(dst, scalar, point *[32]byte) { |  | ||||||
| 	if _, err := x25519(dst, scalar[:], point[:]); err != nil { |  | ||||||
| 		// The only error condition for x25519 when the inputs are 32 bytes long |  | ||||||
| 		// is if the output would have been the all-zero value. |  | ||||||
| 		for i := range dst { |  | ||||||
| 			dst[i] = 0 |  | ||||||
| 		} |  | ||||||
| 	} |  | ||||||
| } |  | ||||||
| 
 |  | ||||||
| func scalarBaseMult(dst, scalar *[32]byte) { |  | ||||||
| 	curve := ecdh.X25519() |  | ||||||
| 	priv, err := curve.NewPrivateKey(scalar[:]) |  | ||||||
| 	if err != nil { |  | ||||||
| 		panic("curve25519: internal error: scalarBaseMult was not 32 bytes") |  | ||||||
| 	} |  | ||||||
| 	copy(dst[:], priv.PublicKey().Bytes()) |  | ||||||
| } |  | ||||||
							
								
								
									
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							|  | @ -1,7 +0,0 @@ | ||||||
| This package is kept in sync with crypto/ed25519/internal/edwards25519/field in |  | ||||||
| the standard library. |  | ||||||
| 
 |  | ||||||
| If there are any changes in the standard library that need to be synced to this |  | ||||||
| package, run sync.sh. It will not overwrite any local changes made since the |  | ||||||
| previous sync, so it's ok to land changes in this package first, and then sync |  | ||||||
| to the standard library later. |  | ||||||
							
								
								
									
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								vendor/golang.org/x/crypto/curve25519/internal/field/fe.go
									
										
									
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							|  | @ -1,416 +0,0 @@ | ||||||
| // Copyright (c) 2017 The Go Authors. All rights reserved. |  | ||||||
| // Use of this source code is governed by a BSD-style |  | ||||||
| // license that can be found in the LICENSE file. |  | ||||||
| 
 |  | ||||||
| // Package field implements fast arithmetic modulo 2^255-19. |  | ||||||
| package field |  | ||||||
| 
 |  | ||||||
| import ( |  | ||||||
| 	"crypto/subtle" |  | ||||||
| 	"encoding/binary" |  | ||||||
| 	"math/bits" |  | ||||||
| ) |  | ||||||
| 
 |  | ||||||
| // Element represents an element of the field GF(2^255-19). Note that this |  | ||||||
| // is not a cryptographically secure group, and should only be used to interact |  | ||||||
| // with edwards25519.Point coordinates. |  | ||||||
| // |  | ||||||
| // This type works similarly to math/big.Int, and all arguments and receivers |  | ||||||
| // are allowed to alias. |  | ||||||
| // |  | ||||||
| // The zero value is a valid zero element. |  | ||||||
| type Element struct { |  | ||||||
| 	// An element t represents the integer |  | ||||||
| 	//     t.l0 + t.l1*2^51 + t.l2*2^102 + t.l3*2^153 + t.l4*2^204 |  | ||||||
| 	// |  | ||||||
| 	// Between operations, all limbs are expected to be lower than 2^52. |  | ||||||
| 	l0 uint64 |  | ||||||
| 	l1 uint64 |  | ||||||
| 	l2 uint64 |  | ||||||
| 	l3 uint64 |  | ||||||
| 	l4 uint64 |  | ||||||
| } |  | ||||||
| 
 |  | ||||||
| const maskLow51Bits uint64 = (1 << 51) - 1 |  | ||||||
| 
 |  | ||||||
| var feZero = &Element{0, 0, 0, 0, 0} |  | ||||||
| 
 |  | ||||||
| // Zero sets v = 0, and returns v. |  | ||||||
| func (v *Element) Zero() *Element { |  | ||||||
| 	*v = *feZero |  | ||||||
| 	return v |  | ||||||
| } |  | ||||||
| 
 |  | ||||||
| var feOne = &Element{1, 0, 0, 0, 0} |  | ||||||
| 
 |  | ||||||
| // One sets v = 1, and returns v. |  | ||||||
| func (v *Element) One() *Element { |  | ||||||
| 	*v = *feOne |  | ||||||
| 	return v |  | ||||||
| } |  | ||||||
| 
 |  | ||||||
| // reduce reduces v modulo 2^255 - 19 and returns it. |  | ||||||
| func (v *Element) reduce() *Element { |  | ||||||
| 	v.carryPropagate() |  | ||||||
| 
 |  | ||||||
| 	// After the light reduction we now have a field element representation |  | ||||||
| 	// v < 2^255 + 2^13 * 19, but need v < 2^255 - 19. |  | ||||||
| 
 |  | ||||||
| 	// If v >= 2^255 - 19, then v + 19 >= 2^255, which would overflow 2^255 - 1, |  | ||||||
| 	// generating a carry. That is, c will be 0 if v < 2^255 - 19, and 1 otherwise. |  | ||||||
| 	c := (v.l0 + 19) >> 51 |  | ||||||
| 	c = (v.l1 + c) >> 51 |  | ||||||
| 	c = (v.l2 + c) >> 51 |  | ||||||
| 	c = (v.l3 + c) >> 51 |  | ||||||
| 	c = (v.l4 + c) >> 51 |  | ||||||
| 
 |  | ||||||
| 	// If v < 2^255 - 19 and c = 0, this will be a no-op. Otherwise, it's |  | ||||||
| 	// effectively applying the reduction identity to the carry. |  | ||||||
| 	v.l0 += 19 * c |  | ||||||
| 
 |  | ||||||
| 	v.l1 += v.l0 >> 51 |  | ||||||
| 	v.l0 = v.l0 & maskLow51Bits |  | ||||||
| 	v.l2 += v.l1 >> 51 |  | ||||||
| 	v.l1 = v.l1 & maskLow51Bits |  | ||||||
| 	v.l3 += v.l2 >> 51 |  | ||||||
| 	v.l2 = v.l2 & maskLow51Bits |  | ||||||
| 	v.l4 += v.l3 >> 51 |  | ||||||
| 	v.l3 = v.l3 & maskLow51Bits |  | ||||||
| 	// no additional carry |  | ||||||
| 	v.l4 = v.l4 & maskLow51Bits |  | ||||||
| 
 |  | ||||||
| 	return v |  | ||||||
| } |  | ||||||
| 
 |  | ||||||
| // Add sets v = a + b, and returns v. |  | ||||||
| func (v *Element) Add(a, b *Element) *Element { |  | ||||||
| 	v.l0 = a.l0 + b.l0 |  | ||||||
| 	v.l1 = a.l1 + b.l1 |  | ||||||
| 	v.l2 = a.l2 + b.l2 |  | ||||||
| 	v.l3 = a.l3 + b.l3 |  | ||||||
| 	v.l4 = a.l4 + b.l4 |  | ||||||
| 	// Using the generic implementation here is actually faster than the |  | ||||||
| 	// assembly. Probably because the body of this function is so simple that |  | ||||||
| 	// the compiler can figure out better optimizations by inlining the carry |  | ||||||
| 	// propagation. TODO |  | ||||||
| 	return v.carryPropagateGeneric() |  | ||||||
| } |  | ||||||
| 
 |  | ||||||
| // Subtract sets v = a - b, and returns v. |  | ||||||
| func (v *Element) Subtract(a, b *Element) *Element { |  | ||||||
| 	// We first add 2 * p, to guarantee the subtraction won't underflow, and |  | ||||||
| 	// then subtract b (which can be up to 2^255 + 2^13 * 19). |  | ||||||
| 	v.l0 = (a.l0 + 0xFFFFFFFFFFFDA) - b.l0 |  | ||||||
| 	v.l1 = (a.l1 + 0xFFFFFFFFFFFFE) - b.l1 |  | ||||||
| 	v.l2 = (a.l2 + 0xFFFFFFFFFFFFE) - b.l2 |  | ||||||
| 	v.l3 = (a.l3 + 0xFFFFFFFFFFFFE) - b.l3 |  | ||||||
| 	v.l4 = (a.l4 + 0xFFFFFFFFFFFFE) - b.l4 |  | ||||||
| 	return v.carryPropagate() |  | ||||||
| } |  | ||||||
| 
 |  | ||||||
| // Negate sets v = -a, and returns v. |  | ||||||
| func (v *Element) Negate(a *Element) *Element { |  | ||||||
| 	return v.Subtract(feZero, a) |  | ||||||
| } |  | ||||||
| 
 |  | ||||||
| // Invert sets v = 1/z mod p, and returns v. |  | ||||||
| // |  | ||||||
| // If z == 0, Invert returns v = 0. |  | ||||||
| func (v *Element) Invert(z *Element) *Element { |  | ||||||
| 	// Inversion is implemented as exponentiation with exponent p − 2. It uses the |  | ||||||
| 	// same sequence of 255 squarings and 11 multiplications as [Curve25519]. |  | ||||||
| 	var z2, z9, z11, z2_5_0, z2_10_0, z2_20_0, z2_50_0, z2_100_0, t Element |  | ||||||
| 
 |  | ||||||
| 	z2.Square(z)             // 2 |  | ||||||
| 	t.Square(&z2)            // 4 |  | ||||||
| 	t.Square(&t)             // 8 |  | ||||||
| 	z9.Multiply(&t, z)       // 9 |  | ||||||
| 	z11.Multiply(&z9, &z2)   // 11 |  | ||||||
| 	t.Square(&z11)           // 22 |  | ||||||
| 	z2_5_0.Multiply(&t, &z9) // 31 = 2^5 - 2^0 |  | ||||||
| 
 |  | ||||||
| 	t.Square(&z2_5_0) // 2^6 - 2^1 |  | ||||||
| 	for i := 0; i < 4; i++ { |  | ||||||
| 		t.Square(&t) // 2^10 - 2^5 |  | ||||||
| 	} |  | ||||||
| 	z2_10_0.Multiply(&t, &z2_5_0) // 2^10 - 2^0 |  | ||||||
| 
 |  | ||||||
| 	t.Square(&z2_10_0) // 2^11 - 2^1 |  | ||||||
| 	for i := 0; i < 9; i++ { |  | ||||||
| 		t.Square(&t) // 2^20 - 2^10 |  | ||||||
| 	} |  | ||||||
| 	z2_20_0.Multiply(&t, &z2_10_0) // 2^20 - 2^0 |  | ||||||
| 
 |  | ||||||
| 	t.Square(&z2_20_0) // 2^21 - 2^1 |  | ||||||
| 	for i := 0; i < 19; i++ { |  | ||||||
| 		t.Square(&t) // 2^40 - 2^20 |  | ||||||
| 	} |  | ||||||
| 	t.Multiply(&t, &z2_20_0) // 2^40 - 2^0 |  | ||||||
| 
 |  | ||||||
| 	t.Square(&t) // 2^41 - 2^1 |  | ||||||
| 	for i := 0; i < 9; i++ { |  | ||||||
| 		t.Square(&t) // 2^50 - 2^10 |  | ||||||
| 	} |  | ||||||
| 	z2_50_0.Multiply(&t, &z2_10_0) // 2^50 - 2^0 |  | ||||||
| 
 |  | ||||||
| 	t.Square(&z2_50_0) // 2^51 - 2^1 |  | ||||||
| 	for i := 0; i < 49; i++ { |  | ||||||
| 		t.Square(&t) // 2^100 - 2^50 |  | ||||||
| 	} |  | ||||||
| 	z2_100_0.Multiply(&t, &z2_50_0) // 2^100 - 2^0 |  | ||||||
| 
 |  | ||||||
| 	t.Square(&z2_100_0) // 2^101 - 2^1 |  | ||||||
| 	for i := 0; i < 99; i++ { |  | ||||||
| 		t.Square(&t) // 2^200 - 2^100 |  | ||||||
| 	} |  | ||||||
| 	t.Multiply(&t, &z2_100_0) // 2^200 - 2^0 |  | ||||||
| 
 |  | ||||||
| 	t.Square(&t) // 2^201 - 2^1 |  | ||||||
| 	for i := 0; i < 49; i++ { |  | ||||||
| 		t.Square(&t) // 2^250 - 2^50 |  | ||||||
| 	} |  | ||||||
| 	t.Multiply(&t, &z2_50_0) // 2^250 - 2^0 |  | ||||||
| 
 |  | ||||||
| 	t.Square(&t) // 2^251 - 2^1 |  | ||||||
| 	t.Square(&t) // 2^252 - 2^2 |  | ||||||
| 	t.Square(&t) // 2^253 - 2^3 |  | ||||||
| 	t.Square(&t) // 2^254 - 2^4 |  | ||||||
| 	t.Square(&t) // 2^255 - 2^5 |  | ||||||
| 
 |  | ||||||
| 	return v.Multiply(&t, &z11) // 2^255 - 21 |  | ||||||
| } |  | ||||||
| 
 |  | ||||||
| // Set sets v = a, and returns v. |  | ||||||
| func (v *Element) Set(a *Element) *Element { |  | ||||||
| 	*v = *a |  | ||||||
| 	return v |  | ||||||
| } |  | ||||||
| 
 |  | ||||||
| // SetBytes sets v to x, which must be a 32-byte little-endian encoding. |  | ||||||
| // |  | ||||||
| // Consistent with RFC 7748, the most significant bit (the high bit of the |  | ||||||
| // last byte) is ignored, and non-canonical values (2^255-19 through 2^255-1) |  | ||||||
| // are accepted. Note that this is laxer than specified by RFC 8032. |  | ||||||
| func (v *Element) SetBytes(x []byte) *Element { |  | ||||||
| 	if len(x) != 32 { |  | ||||||
| 		panic("edwards25519: invalid field element input size") |  | ||||||
| 	} |  | ||||||
| 
 |  | ||||||
| 	// Bits 0:51 (bytes 0:8, bits 0:64, shift 0, mask 51). |  | ||||||
| 	v.l0 = binary.LittleEndian.Uint64(x[0:8]) |  | ||||||
| 	v.l0 &= maskLow51Bits |  | ||||||
| 	// Bits 51:102 (bytes 6:14, bits 48:112, shift 3, mask 51). |  | ||||||
| 	v.l1 = binary.LittleEndian.Uint64(x[6:14]) >> 3 |  | ||||||
| 	v.l1 &= maskLow51Bits |  | ||||||
| 	// Bits 102:153 (bytes 12:20, bits 96:160, shift 6, mask 51). |  | ||||||
| 	v.l2 = binary.LittleEndian.Uint64(x[12:20]) >> 6 |  | ||||||
| 	v.l2 &= maskLow51Bits |  | ||||||
| 	// Bits 153:204 (bytes 19:27, bits 152:216, shift 1, mask 51). |  | ||||||
| 	v.l3 = binary.LittleEndian.Uint64(x[19:27]) >> 1 |  | ||||||
| 	v.l3 &= maskLow51Bits |  | ||||||
| 	// Bits 204:251 (bytes 24:32, bits 192:256, shift 12, mask 51). |  | ||||||
| 	// Note: not bytes 25:33, shift 4, to avoid overread. |  | ||||||
| 	v.l4 = binary.LittleEndian.Uint64(x[24:32]) >> 12 |  | ||||||
| 	v.l4 &= maskLow51Bits |  | ||||||
| 
 |  | ||||||
| 	return v |  | ||||||
| } |  | ||||||
| 
 |  | ||||||
| // Bytes returns the canonical 32-byte little-endian encoding of v. |  | ||||||
| func (v *Element) Bytes() []byte { |  | ||||||
| 	// This function is outlined to make the allocations inline in the caller |  | ||||||
| 	// rather than happen on the heap. |  | ||||||
| 	var out [32]byte |  | ||||||
| 	return v.bytes(&out) |  | ||||||
| } |  | ||||||
| 
 |  | ||||||
| func (v *Element) bytes(out *[32]byte) []byte { |  | ||||||
| 	t := *v |  | ||||||
| 	t.reduce() |  | ||||||
| 
 |  | ||||||
| 	var buf [8]byte |  | ||||||
| 	for i, l := range [5]uint64{t.l0, t.l1, t.l2, t.l3, t.l4} { |  | ||||||
| 		bitsOffset := i * 51 |  | ||||||
| 		binary.LittleEndian.PutUint64(buf[:], l<<uint(bitsOffset%8)) |  | ||||||
| 		for i, bb := range buf { |  | ||||||
| 			off := bitsOffset/8 + i |  | ||||||
| 			if off >= len(out) { |  | ||||||
| 				break |  | ||||||
| 			} |  | ||||||
| 			out[off] |= bb |  | ||||||
| 		} |  | ||||||
| 	} |  | ||||||
| 
 |  | ||||||
| 	return out[:] |  | ||||||
| } |  | ||||||
| 
 |  | ||||||
| // Equal returns 1 if v and u are equal, and 0 otherwise. |  | ||||||
| func (v *Element) Equal(u *Element) int { |  | ||||||
| 	sa, sv := u.Bytes(), v.Bytes() |  | ||||||
| 	return subtle.ConstantTimeCompare(sa, sv) |  | ||||||
| } |  | ||||||
| 
 |  | ||||||
| // mask64Bits returns 0xffffffff if cond is 1, and 0 otherwise. |  | ||||||
| func mask64Bits(cond int) uint64 { return ^(uint64(cond) - 1) } |  | ||||||
| 
 |  | ||||||
| // Select sets v to a if cond == 1, and to b if cond == 0. |  | ||||||
| func (v *Element) Select(a, b *Element, cond int) *Element { |  | ||||||
| 	m := mask64Bits(cond) |  | ||||||
| 	v.l0 = (m & a.l0) | (^m & b.l0) |  | ||||||
| 	v.l1 = (m & a.l1) | (^m & b.l1) |  | ||||||
| 	v.l2 = (m & a.l2) | (^m & b.l2) |  | ||||||
| 	v.l3 = (m & a.l3) | (^m & b.l3) |  | ||||||
| 	v.l4 = (m & a.l4) | (^m & b.l4) |  | ||||||
| 	return v |  | ||||||
| } |  | ||||||
| 
 |  | ||||||
| // Swap swaps v and u if cond == 1 or leaves them unchanged if cond == 0, and returns v. |  | ||||||
| func (v *Element) Swap(u *Element, cond int) { |  | ||||||
| 	m := mask64Bits(cond) |  | ||||||
| 	t := m & (v.l0 ^ u.l0) |  | ||||||
| 	v.l0 ^= t |  | ||||||
| 	u.l0 ^= t |  | ||||||
| 	t = m & (v.l1 ^ u.l1) |  | ||||||
| 	v.l1 ^= t |  | ||||||
| 	u.l1 ^= t |  | ||||||
| 	t = m & (v.l2 ^ u.l2) |  | ||||||
| 	v.l2 ^= t |  | ||||||
| 	u.l2 ^= t |  | ||||||
| 	t = m & (v.l3 ^ u.l3) |  | ||||||
| 	v.l3 ^= t |  | ||||||
| 	u.l3 ^= t |  | ||||||
| 	t = m & (v.l4 ^ u.l4) |  | ||||||
| 	v.l4 ^= t |  | ||||||
| 	u.l4 ^= t |  | ||||||
| } |  | ||||||
| 
 |  | ||||||
| // IsNegative returns 1 if v is negative, and 0 otherwise. |  | ||||||
| func (v *Element) IsNegative() int { |  | ||||||
| 	return int(v.Bytes()[0] & 1) |  | ||||||
| } |  | ||||||
| 
 |  | ||||||
| // Absolute sets v to |u|, and returns v. |  | ||||||
| func (v *Element) Absolute(u *Element) *Element { |  | ||||||
| 	return v.Select(new(Element).Negate(u), u, u.IsNegative()) |  | ||||||
| } |  | ||||||
| 
 |  | ||||||
| // Multiply sets v = x * y, and returns v. |  | ||||||
| func (v *Element) Multiply(x, y *Element) *Element { |  | ||||||
| 	feMul(v, x, y) |  | ||||||
| 	return v |  | ||||||
| } |  | ||||||
| 
 |  | ||||||
| // Square sets v = x * x, and returns v. |  | ||||||
| func (v *Element) Square(x *Element) *Element { |  | ||||||
| 	feSquare(v, x) |  | ||||||
| 	return v |  | ||||||
| } |  | ||||||
| 
 |  | ||||||
| // Mult32 sets v = x * y, and returns v. |  | ||||||
| func (v *Element) Mult32(x *Element, y uint32) *Element { |  | ||||||
| 	x0lo, x0hi := mul51(x.l0, y) |  | ||||||
| 	x1lo, x1hi := mul51(x.l1, y) |  | ||||||
| 	x2lo, x2hi := mul51(x.l2, y) |  | ||||||
| 	x3lo, x3hi := mul51(x.l3, y) |  | ||||||
| 	x4lo, x4hi := mul51(x.l4, y) |  | ||||||
| 	v.l0 = x0lo + 19*x4hi // carried over per the reduction identity |  | ||||||
| 	v.l1 = x1lo + x0hi |  | ||||||
| 	v.l2 = x2lo + x1hi |  | ||||||
| 	v.l3 = x3lo + x2hi |  | ||||||
| 	v.l4 = x4lo + x3hi |  | ||||||
| 	// The hi portions are going to be only 32 bits, plus any previous excess, |  | ||||||
| 	// so we can skip the carry propagation. |  | ||||||
| 	return v |  | ||||||
| } |  | ||||||
| 
 |  | ||||||
| // mul51 returns lo + hi * 2⁵¹ = a * b. |  | ||||||
| func mul51(a uint64, b uint32) (lo uint64, hi uint64) { |  | ||||||
| 	mh, ml := bits.Mul64(a, uint64(b)) |  | ||||||
| 	lo = ml & maskLow51Bits |  | ||||||
| 	hi = (mh << 13) | (ml >> 51) |  | ||||||
| 	return |  | ||||||
| } |  | ||||||
| 
 |  | ||||||
| // Pow22523 set v = x^((p-5)/8), and returns v. (p-5)/8 is 2^252-3. |  | ||||||
| func (v *Element) Pow22523(x *Element) *Element { |  | ||||||
| 	var t0, t1, t2 Element |  | ||||||
| 
 |  | ||||||
| 	t0.Square(x)             // x^2 |  | ||||||
| 	t1.Square(&t0)           // x^4 |  | ||||||
| 	t1.Square(&t1)           // x^8 |  | ||||||
| 	t1.Multiply(x, &t1)      // x^9 |  | ||||||
| 	t0.Multiply(&t0, &t1)    // x^11 |  | ||||||
| 	t0.Square(&t0)           // x^22 |  | ||||||
| 	t0.Multiply(&t1, &t0)    // x^31 |  | ||||||
| 	t1.Square(&t0)           // x^62 |  | ||||||
| 	for i := 1; i < 5; i++ { // x^992 |  | ||||||
| 		t1.Square(&t1) |  | ||||||
| 	} |  | ||||||
| 	t0.Multiply(&t1, &t0)     // x^1023 -> 1023 = 2^10 - 1 |  | ||||||
| 	t1.Square(&t0)            // 2^11 - 2 |  | ||||||
| 	for i := 1; i < 10; i++ { // 2^20 - 2^10 |  | ||||||
| 		t1.Square(&t1) |  | ||||||
| 	} |  | ||||||
| 	t1.Multiply(&t1, &t0)     // 2^20 - 1 |  | ||||||
| 	t2.Square(&t1)            // 2^21 - 2 |  | ||||||
| 	for i := 1; i < 20; i++ { // 2^40 - 2^20 |  | ||||||
| 		t2.Square(&t2) |  | ||||||
| 	} |  | ||||||
| 	t1.Multiply(&t2, &t1)     // 2^40 - 1 |  | ||||||
| 	t1.Square(&t1)            // 2^41 - 2 |  | ||||||
| 	for i := 1; i < 10; i++ { // 2^50 - 2^10 |  | ||||||
| 		t1.Square(&t1) |  | ||||||
| 	} |  | ||||||
| 	t0.Multiply(&t1, &t0)     // 2^50 - 1 |  | ||||||
| 	t1.Square(&t0)            // 2^51 - 2 |  | ||||||
| 	for i := 1; i < 50; i++ { // 2^100 - 2^50 |  | ||||||
| 		t1.Square(&t1) |  | ||||||
| 	} |  | ||||||
| 	t1.Multiply(&t1, &t0)      // 2^100 - 1 |  | ||||||
| 	t2.Square(&t1)             // 2^101 - 2 |  | ||||||
| 	for i := 1; i < 100; i++ { // 2^200 - 2^100 |  | ||||||
| 		t2.Square(&t2) |  | ||||||
| 	} |  | ||||||
| 	t1.Multiply(&t2, &t1)     // 2^200 - 1 |  | ||||||
| 	t1.Square(&t1)            // 2^201 - 2 |  | ||||||
| 	for i := 1; i < 50; i++ { // 2^250 - 2^50 |  | ||||||
| 		t1.Square(&t1) |  | ||||||
| 	} |  | ||||||
| 	t0.Multiply(&t1, &t0)     // 2^250 - 1 |  | ||||||
| 	t0.Square(&t0)            // 2^251 - 2 |  | ||||||
| 	t0.Square(&t0)            // 2^252 - 4 |  | ||||||
| 	return v.Multiply(&t0, x) // 2^252 - 3 -> x^(2^252-3) |  | ||||||
| } |  | ||||||
| 
 |  | ||||||
| // sqrtM1 is 2^((p-1)/4), which squared is equal to -1 by Euler's Criterion. |  | ||||||
| var sqrtM1 = &Element{1718705420411056, 234908883556509, |  | ||||||
| 	2233514472574048, 2117202627021982, 765476049583133} |  | ||||||
| 
 |  | ||||||
| // SqrtRatio sets r to the non-negative square root of the ratio of u and v. |  | ||||||
| // |  | ||||||
| // If u/v is square, SqrtRatio returns r and 1. If u/v is not square, SqrtRatio |  | ||||||
| // sets r according to Section 4.3 of draft-irtf-cfrg-ristretto255-decaf448-00, |  | ||||||
| // and returns r and 0. |  | ||||||
| func (r *Element) SqrtRatio(u, v *Element) (rr *Element, wasSquare int) { |  | ||||||
| 	var a, b Element |  | ||||||
| 
 |  | ||||||
| 	// r = (u * v3) * (u * v7)^((p-5)/8) |  | ||||||
| 	v2 := a.Square(v) |  | ||||||
| 	uv3 := b.Multiply(u, b.Multiply(v2, v)) |  | ||||||
| 	uv7 := a.Multiply(uv3, a.Square(v2)) |  | ||||||
| 	r.Multiply(uv3, r.Pow22523(uv7)) |  | ||||||
| 
 |  | ||||||
| 	check := a.Multiply(v, a.Square(r)) // check = v * r^2 |  | ||||||
| 
 |  | ||||||
| 	uNeg := b.Negate(u) |  | ||||||
| 	correctSignSqrt := check.Equal(u) |  | ||||||
| 	flippedSignSqrt := check.Equal(uNeg) |  | ||||||
| 	flippedSignSqrtI := check.Equal(uNeg.Multiply(uNeg, sqrtM1)) |  | ||||||
| 
 |  | ||||||
| 	rPrime := b.Multiply(r, sqrtM1) // r_prime = SQRT_M1 * r |  | ||||||
| 	// r = CT_SELECT(r_prime IF flipped_sign_sqrt | flipped_sign_sqrt_i ELSE r) |  | ||||||
| 	r.Select(rPrime, r, flippedSignSqrt|flippedSignSqrtI) |  | ||||||
| 
 |  | ||||||
| 	r.Absolute(r) // Choose the nonnegative square root. |  | ||||||
| 	return r, correctSignSqrt | flippedSignSqrt |  | ||||||
| } |  | ||||||
							
								
								
									
										15
									
								
								vendor/golang.org/x/crypto/curve25519/internal/field/fe_amd64.go
									
										
									
										generated
									
									
										vendored
									
									
								
							
							
						
						
									
										15
									
								
								vendor/golang.org/x/crypto/curve25519/internal/field/fe_amd64.go
									
										
									
										generated
									
									
										vendored
									
									
								
							|  | @ -1,15 +0,0 @@ | ||||||
| // Code generated by command: go run fe_amd64_asm.go -out ../fe_amd64.s -stubs ../fe_amd64.go -pkg field. DO NOT EDIT. |  | ||||||
| 
 |  | ||||||
| //go:build amd64 && gc && !purego |  | ||||||
| 
 |  | ||||||
| package field |  | ||||||
| 
 |  | ||||||
| // feMul sets out = a * b. It works like feMulGeneric. |  | ||||||
| // |  | ||||||
| //go:noescape |  | ||||||
| func feMul(out *Element, a *Element, b *Element) |  | ||||||
| 
 |  | ||||||
| // feSquare sets out = a * a. It works like feSquareGeneric. |  | ||||||
| // |  | ||||||
| //go:noescape |  | ||||||
| func feSquare(out *Element, a *Element) |  | ||||||
							
								
								
									
										378
									
								
								vendor/golang.org/x/crypto/curve25519/internal/field/fe_amd64.s
									
										
									
										generated
									
									
										vendored
									
									
								
							
							
						
						
									
										378
									
								
								vendor/golang.org/x/crypto/curve25519/internal/field/fe_amd64.s
									
										
									
										generated
									
									
										vendored
									
									
								
							|  | @ -1,378 +0,0 @@ | ||||||
| // Code generated by command: go run fe_amd64_asm.go -out ../fe_amd64.s -stubs ../fe_amd64.go -pkg field. DO NOT EDIT. |  | ||||||
| 
 |  | ||||||
| //go:build amd64 && gc && !purego |  | ||||||
| 
 |  | ||||||
| #include "textflag.h" |  | ||||||
| 
 |  | ||||||
| // func feMul(out *Element, a *Element, b *Element) |  | ||||||
| TEXT ·feMul(SB), NOSPLIT, $0-24 |  | ||||||
| 	MOVQ a+8(FP), CX |  | ||||||
| 	MOVQ b+16(FP), BX |  | ||||||
| 
 |  | ||||||
| 	// r0 = a0×b0 |  | ||||||
| 	MOVQ (CX), AX |  | ||||||
| 	MULQ (BX) |  | ||||||
| 	MOVQ AX, DI |  | ||||||
| 	MOVQ DX, SI |  | ||||||
| 
 |  | ||||||
| 	// r0 += 19×a1×b4 |  | ||||||
| 	MOVQ   8(CX), AX |  | ||||||
| 	IMUL3Q $0x13, AX, AX |  | ||||||
| 	MULQ   32(BX) |  | ||||||
| 	ADDQ   AX, DI |  | ||||||
| 	ADCQ   DX, SI |  | ||||||
| 
 |  | ||||||
| 	// r0 += 19×a2×b3 |  | ||||||
| 	MOVQ   16(CX), AX |  | ||||||
| 	IMUL3Q $0x13, AX, AX |  | ||||||
| 	MULQ   24(BX) |  | ||||||
| 	ADDQ   AX, DI |  | ||||||
| 	ADCQ   DX, SI |  | ||||||
| 
 |  | ||||||
| 	// r0 += 19×a3×b2 |  | ||||||
| 	MOVQ   24(CX), AX |  | ||||||
| 	IMUL3Q $0x13, AX, AX |  | ||||||
| 	MULQ   16(BX) |  | ||||||
| 	ADDQ   AX, DI |  | ||||||
| 	ADCQ   DX, SI |  | ||||||
| 
 |  | ||||||
| 	// r0 += 19×a4×b1 |  | ||||||
| 	MOVQ   32(CX), AX |  | ||||||
| 	IMUL3Q $0x13, AX, AX |  | ||||||
| 	MULQ   8(BX) |  | ||||||
| 	ADDQ   AX, DI |  | ||||||
| 	ADCQ   DX, SI |  | ||||||
| 
 |  | ||||||
| 	// r1 = a0×b1 |  | ||||||
| 	MOVQ (CX), AX |  | ||||||
| 	MULQ 8(BX) |  | ||||||
| 	MOVQ AX, R9 |  | ||||||
| 	MOVQ DX, R8 |  | ||||||
| 
 |  | ||||||
| 	// r1 += a1×b0 |  | ||||||
| 	MOVQ 8(CX), AX |  | ||||||
| 	MULQ (BX) |  | ||||||
| 	ADDQ AX, R9 |  | ||||||
| 	ADCQ DX, R8 |  | ||||||
| 
 |  | ||||||
| 	// r1 += 19×a2×b4 |  | ||||||
| 	MOVQ   16(CX), AX |  | ||||||
| 	IMUL3Q $0x13, AX, AX |  | ||||||
| 	MULQ   32(BX) |  | ||||||
| 	ADDQ   AX, R9 |  | ||||||
| 	ADCQ   DX, R8 |  | ||||||
| 
 |  | ||||||
| 	// r1 += 19×a3×b3 |  | ||||||
| 	MOVQ   24(CX), AX |  | ||||||
| 	IMUL3Q $0x13, AX, AX |  | ||||||
| 	MULQ   24(BX) |  | ||||||
| 	ADDQ   AX, R9 |  | ||||||
| 	ADCQ   DX, R8 |  | ||||||
| 
 |  | ||||||
| 	// r1 += 19×a4×b2 |  | ||||||
| 	MOVQ   32(CX), AX |  | ||||||
| 	IMUL3Q $0x13, AX, AX |  | ||||||
| 	MULQ   16(BX) |  | ||||||
| 	ADDQ   AX, R9 |  | ||||||
| 	ADCQ   DX, R8 |  | ||||||
| 
 |  | ||||||
| 	// r2 = a0×b2 |  | ||||||
| 	MOVQ (CX), AX |  | ||||||
| 	MULQ 16(BX) |  | ||||||
| 	MOVQ AX, R11 |  | ||||||
| 	MOVQ DX, R10 |  | ||||||
| 
 |  | ||||||
| 	// r2 += a1×b1 |  | ||||||
| 	MOVQ 8(CX), AX |  | ||||||
| 	MULQ 8(BX) |  | ||||||
| 	ADDQ AX, R11 |  | ||||||
| 	ADCQ DX, R10 |  | ||||||
| 
 |  | ||||||
| 	// r2 += a2×b0 |  | ||||||
| 	MOVQ 16(CX), AX |  | ||||||
| 	MULQ (BX) |  | ||||||
| 	ADDQ AX, R11 |  | ||||||
| 	ADCQ DX, R10 |  | ||||||
| 
 |  | ||||||
| 	// r2 += 19×a3×b4 |  | ||||||
| 	MOVQ   24(CX), AX |  | ||||||
| 	IMUL3Q $0x13, AX, AX |  | ||||||
| 	MULQ   32(BX) |  | ||||||
| 	ADDQ   AX, R11 |  | ||||||
| 	ADCQ   DX, R10 |  | ||||||
| 
 |  | ||||||
| 	// r2 += 19×a4×b3 |  | ||||||
| 	MOVQ   32(CX), AX |  | ||||||
| 	IMUL3Q $0x13, AX, AX |  | ||||||
| 	MULQ   24(BX) |  | ||||||
| 	ADDQ   AX, R11 |  | ||||||
| 	ADCQ   DX, R10 |  | ||||||
| 
 |  | ||||||
| 	// r3 = a0×b3 |  | ||||||
| 	MOVQ (CX), AX |  | ||||||
| 	MULQ 24(BX) |  | ||||||
| 	MOVQ AX, R13 |  | ||||||
| 	MOVQ DX, R12 |  | ||||||
| 
 |  | ||||||
| 	// r3 += a1×b2 |  | ||||||
| 	MOVQ 8(CX), AX |  | ||||||
| 	MULQ 16(BX) |  | ||||||
| 	ADDQ AX, R13 |  | ||||||
| 	ADCQ DX, R12 |  | ||||||
| 
 |  | ||||||
| 	// r3 += a2×b1 |  | ||||||
| 	MOVQ 16(CX), AX |  | ||||||
| 	MULQ 8(BX) |  | ||||||
| 	ADDQ AX, R13 |  | ||||||
| 	ADCQ DX, R12 |  | ||||||
| 
 |  | ||||||
| 	// r3 += a3×b0 |  | ||||||
| 	MOVQ 24(CX), AX |  | ||||||
| 	MULQ (BX) |  | ||||||
| 	ADDQ AX, R13 |  | ||||||
| 	ADCQ DX, R12 |  | ||||||
| 
 |  | ||||||
| 	// r3 += 19×a4×b4 |  | ||||||
| 	MOVQ   32(CX), AX |  | ||||||
| 	IMUL3Q $0x13, AX, AX |  | ||||||
| 	MULQ   32(BX) |  | ||||||
| 	ADDQ   AX, R13 |  | ||||||
| 	ADCQ   DX, R12 |  | ||||||
| 
 |  | ||||||
| 	// r4 = a0×b4 |  | ||||||
| 	MOVQ (CX), AX |  | ||||||
| 	MULQ 32(BX) |  | ||||||
| 	MOVQ AX, R15 |  | ||||||
| 	MOVQ DX, R14 |  | ||||||
| 
 |  | ||||||
| 	// r4 += a1×b3 |  | ||||||
| 	MOVQ 8(CX), AX |  | ||||||
| 	MULQ 24(BX) |  | ||||||
| 	ADDQ AX, R15 |  | ||||||
| 	ADCQ DX, R14 |  | ||||||
| 
 |  | ||||||
| 	// r4 += a2×b2 |  | ||||||
| 	MOVQ 16(CX), AX |  | ||||||
| 	MULQ 16(BX) |  | ||||||
| 	ADDQ AX, R15 |  | ||||||
| 	ADCQ DX, R14 |  | ||||||
| 
 |  | ||||||
| 	// r4 += a3×b1 |  | ||||||
| 	MOVQ 24(CX), AX |  | ||||||
| 	MULQ 8(BX) |  | ||||||
| 	ADDQ AX, R15 |  | ||||||
| 	ADCQ DX, R14 |  | ||||||
| 
 |  | ||||||
| 	// r4 += a4×b0 |  | ||||||
| 	MOVQ 32(CX), AX |  | ||||||
| 	MULQ (BX) |  | ||||||
| 	ADDQ AX, R15 |  | ||||||
| 	ADCQ DX, R14 |  | ||||||
| 
 |  | ||||||
| 	// First reduction chain |  | ||||||
| 	MOVQ   $0x0007ffffffffffff, AX |  | ||||||
| 	SHLQ   $0x0d, DI, SI |  | ||||||
| 	SHLQ   $0x0d, R9, R8 |  | ||||||
| 	SHLQ   $0x0d, R11, R10 |  | ||||||
| 	SHLQ   $0x0d, R13, R12 |  | ||||||
| 	SHLQ   $0x0d, R15, R14 |  | ||||||
| 	ANDQ   AX, DI |  | ||||||
| 	IMUL3Q $0x13, R14, R14 |  | ||||||
| 	ADDQ   R14, DI |  | ||||||
| 	ANDQ   AX, R9 |  | ||||||
| 	ADDQ   SI, R9 |  | ||||||
| 	ANDQ   AX, R11 |  | ||||||
| 	ADDQ   R8, R11 |  | ||||||
| 	ANDQ   AX, R13 |  | ||||||
| 	ADDQ   R10, R13 |  | ||||||
| 	ANDQ   AX, R15 |  | ||||||
| 	ADDQ   R12, R15 |  | ||||||
| 
 |  | ||||||
| 	// Second reduction chain (carryPropagate) |  | ||||||
| 	MOVQ   DI, SI |  | ||||||
| 	SHRQ   $0x33, SI |  | ||||||
| 	MOVQ   R9, R8 |  | ||||||
| 	SHRQ   $0x33, R8 |  | ||||||
| 	MOVQ   R11, R10 |  | ||||||
| 	SHRQ   $0x33, R10 |  | ||||||
| 	MOVQ   R13, R12 |  | ||||||
| 	SHRQ   $0x33, R12 |  | ||||||
| 	MOVQ   R15, R14 |  | ||||||
| 	SHRQ   $0x33, R14 |  | ||||||
| 	ANDQ   AX, DI |  | ||||||
| 	IMUL3Q $0x13, R14, R14 |  | ||||||
| 	ADDQ   R14, DI |  | ||||||
| 	ANDQ   AX, R9 |  | ||||||
| 	ADDQ   SI, R9 |  | ||||||
| 	ANDQ   AX, R11 |  | ||||||
| 	ADDQ   R8, R11 |  | ||||||
| 	ANDQ   AX, R13 |  | ||||||
| 	ADDQ   R10, R13 |  | ||||||
| 	ANDQ   AX, R15 |  | ||||||
| 	ADDQ   R12, R15 |  | ||||||
| 
 |  | ||||||
| 	// Store output |  | ||||||
| 	MOVQ out+0(FP), AX |  | ||||||
| 	MOVQ DI, (AX) |  | ||||||
| 	MOVQ R9, 8(AX) |  | ||||||
| 	MOVQ R11, 16(AX) |  | ||||||
| 	MOVQ R13, 24(AX) |  | ||||||
| 	MOVQ R15, 32(AX) |  | ||||||
| 	RET |  | ||||||
| 
 |  | ||||||
| // func feSquare(out *Element, a *Element) |  | ||||||
| TEXT ·feSquare(SB), NOSPLIT, $0-16 |  | ||||||
| 	MOVQ a+8(FP), CX |  | ||||||
| 
 |  | ||||||
| 	// r0 = l0×l0 |  | ||||||
| 	MOVQ (CX), AX |  | ||||||
| 	MULQ (CX) |  | ||||||
| 	MOVQ AX, SI |  | ||||||
| 	MOVQ DX, BX |  | ||||||
| 
 |  | ||||||
| 	// r0 += 38×l1×l4 |  | ||||||
| 	MOVQ   8(CX), AX |  | ||||||
| 	IMUL3Q $0x26, AX, AX |  | ||||||
| 	MULQ   32(CX) |  | ||||||
| 	ADDQ   AX, SI |  | ||||||
| 	ADCQ   DX, BX |  | ||||||
| 
 |  | ||||||
| 	// r0 += 38×l2×l3 |  | ||||||
| 	MOVQ   16(CX), AX |  | ||||||
| 	IMUL3Q $0x26, AX, AX |  | ||||||
| 	MULQ   24(CX) |  | ||||||
| 	ADDQ   AX, SI |  | ||||||
| 	ADCQ   DX, BX |  | ||||||
| 
 |  | ||||||
| 	// r1 = 2×l0×l1 |  | ||||||
| 	MOVQ (CX), AX |  | ||||||
| 	SHLQ $0x01, AX |  | ||||||
| 	MULQ 8(CX) |  | ||||||
| 	MOVQ AX, R8 |  | ||||||
| 	MOVQ DX, DI |  | ||||||
| 
 |  | ||||||
| 	// r1 += 38×l2×l4 |  | ||||||
| 	MOVQ   16(CX), AX |  | ||||||
| 	IMUL3Q $0x26, AX, AX |  | ||||||
| 	MULQ   32(CX) |  | ||||||
| 	ADDQ   AX, R8 |  | ||||||
| 	ADCQ   DX, DI |  | ||||||
| 
 |  | ||||||
| 	// r1 += 19×l3×l3 |  | ||||||
| 	MOVQ   24(CX), AX |  | ||||||
| 	IMUL3Q $0x13, AX, AX |  | ||||||
| 	MULQ   24(CX) |  | ||||||
| 	ADDQ   AX, R8 |  | ||||||
| 	ADCQ   DX, DI |  | ||||||
| 
 |  | ||||||
| 	// r2 = 2×l0×l2 |  | ||||||
| 	MOVQ (CX), AX |  | ||||||
| 	SHLQ $0x01, AX |  | ||||||
| 	MULQ 16(CX) |  | ||||||
| 	MOVQ AX, R10 |  | ||||||
| 	MOVQ DX, R9 |  | ||||||
| 
 |  | ||||||
| 	// r2 += l1×l1 |  | ||||||
| 	MOVQ 8(CX), AX |  | ||||||
| 	MULQ 8(CX) |  | ||||||
| 	ADDQ AX, R10 |  | ||||||
| 	ADCQ DX, R9 |  | ||||||
| 
 |  | ||||||
| 	// r2 += 38×l3×l4 |  | ||||||
| 	MOVQ   24(CX), AX |  | ||||||
| 	IMUL3Q $0x26, AX, AX |  | ||||||
| 	MULQ   32(CX) |  | ||||||
| 	ADDQ   AX, R10 |  | ||||||
| 	ADCQ   DX, R9 |  | ||||||
| 
 |  | ||||||
| 	// r3 = 2×l0×l3 |  | ||||||
| 	MOVQ (CX), AX |  | ||||||
| 	SHLQ $0x01, AX |  | ||||||
| 	MULQ 24(CX) |  | ||||||
| 	MOVQ AX, R12 |  | ||||||
| 	MOVQ DX, R11 |  | ||||||
| 
 |  | ||||||
| 	// r3 += 2×l1×l2 |  | ||||||
| 	MOVQ   8(CX), AX |  | ||||||
| 	IMUL3Q $0x02, AX, AX |  | ||||||
| 	MULQ   16(CX) |  | ||||||
| 	ADDQ   AX, R12 |  | ||||||
| 	ADCQ   DX, R11 |  | ||||||
| 
 |  | ||||||
| 	// r3 += 19×l4×l4 |  | ||||||
| 	MOVQ   32(CX), AX |  | ||||||
| 	IMUL3Q $0x13, AX, AX |  | ||||||
| 	MULQ   32(CX) |  | ||||||
| 	ADDQ   AX, R12 |  | ||||||
| 	ADCQ   DX, R11 |  | ||||||
| 
 |  | ||||||
| 	// r4 = 2×l0×l4 |  | ||||||
| 	MOVQ (CX), AX |  | ||||||
| 	SHLQ $0x01, AX |  | ||||||
| 	MULQ 32(CX) |  | ||||||
| 	MOVQ AX, R14 |  | ||||||
| 	MOVQ DX, R13 |  | ||||||
| 
 |  | ||||||
| 	// r4 += 2×l1×l3 |  | ||||||
| 	MOVQ   8(CX), AX |  | ||||||
| 	IMUL3Q $0x02, AX, AX |  | ||||||
| 	MULQ   24(CX) |  | ||||||
| 	ADDQ   AX, R14 |  | ||||||
| 	ADCQ   DX, R13 |  | ||||||
| 
 |  | ||||||
| 	// r4 += l2×l2 |  | ||||||
| 	MOVQ 16(CX), AX |  | ||||||
| 	MULQ 16(CX) |  | ||||||
| 	ADDQ AX, R14 |  | ||||||
| 	ADCQ DX, R13 |  | ||||||
| 
 |  | ||||||
| 	// First reduction chain |  | ||||||
| 	MOVQ   $0x0007ffffffffffff, AX |  | ||||||
| 	SHLQ   $0x0d, SI, BX |  | ||||||
| 	SHLQ   $0x0d, R8, DI |  | ||||||
| 	SHLQ   $0x0d, R10, R9 |  | ||||||
| 	SHLQ   $0x0d, R12, R11 |  | ||||||
| 	SHLQ   $0x0d, R14, R13 |  | ||||||
| 	ANDQ   AX, SI |  | ||||||
| 	IMUL3Q $0x13, R13, R13 |  | ||||||
| 	ADDQ   R13, SI |  | ||||||
| 	ANDQ   AX, R8 |  | ||||||
| 	ADDQ   BX, R8 |  | ||||||
| 	ANDQ   AX, R10 |  | ||||||
| 	ADDQ   DI, R10 |  | ||||||
| 	ANDQ   AX, R12 |  | ||||||
| 	ADDQ   R9, R12 |  | ||||||
| 	ANDQ   AX, R14 |  | ||||||
| 	ADDQ   R11, R14 |  | ||||||
| 
 |  | ||||||
| 	// Second reduction chain (carryPropagate) |  | ||||||
| 	MOVQ   SI, BX |  | ||||||
| 	SHRQ   $0x33, BX |  | ||||||
| 	MOVQ   R8, DI |  | ||||||
| 	SHRQ   $0x33, DI |  | ||||||
| 	MOVQ   R10, R9 |  | ||||||
| 	SHRQ   $0x33, R9 |  | ||||||
| 	MOVQ   R12, R11 |  | ||||||
| 	SHRQ   $0x33, R11 |  | ||||||
| 	MOVQ   R14, R13 |  | ||||||
| 	SHRQ   $0x33, R13 |  | ||||||
| 	ANDQ   AX, SI |  | ||||||
| 	IMUL3Q $0x13, R13, R13 |  | ||||||
| 	ADDQ   R13, SI |  | ||||||
| 	ANDQ   AX, R8 |  | ||||||
| 	ADDQ   BX, R8 |  | ||||||
| 	ANDQ   AX, R10 |  | ||||||
| 	ADDQ   DI, R10 |  | ||||||
| 	ANDQ   AX, R12 |  | ||||||
| 	ADDQ   R9, R12 |  | ||||||
| 	ANDQ   AX, R14 |  | ||||||
| 	ADDQ   R11, R14 |  | ||||||
| 
 |  | ||||||
| 	// Store output |  | ||||||
| 	MOVQ out+0(FP), AX |  | ||||||
| 	MOVQ SI, (AX) |  | ||||||
| 	MOVQ R8, 8(AX) |  | ||||||
| 	MOVQ R10, 16(AX) |  | ||||||
| 	MOVQ R12, 24(AX) |  | ||||||
| 	MOVQ R14, 32(AX) |  | ||||||
| 	RET |  | ||||||
							
								
								
									
										11
									
								
								vendor/golang.org/x/crypto/curve25519/internal/field/fe_amd64_noasm.go
									
										
									
										generated
									
									
										vendored
									
									
								
							
							
						
						
									
										11
									
								
								vendor/golang.org/x/crypto/curve25519/internal/field/fe_amd64_noasm.go
									
										
									
										generated
									
									
										vendored
									
									
								
							|  | @ -1,11 +0,0 @@ | ||||||
| // Copyright (c) 2019 The Go Authors. All rights reserved. |  | ||||||
| // Use of this source code is governed by a BSD-style |  | ||||||
| // license that can be found in the LICENSE file. |  | ||||||
| 
 |  | ||||||
| //go:build !amd64 || !gc || purego |  | ||||||
| 
 |  | ||||||
| package field |  | ||||||
| 
 |  | ||||||
| func feMul(v, x, y *Element) { feMulGeneric(v, x, y) } |  | ||||||
| 
 |  | ||||||
| func feSquare(v, x *Element) { feSquareGeneric(v, x) } |  | ||||||
							
								
								
									
										15
									
								
								vendor/golang.org/x/crypto/curve25519/internal/field/fe_arm64.go
									
										
									
										generated
									
									
										vendored
									
									
								
							
							
						
						
									
										15
									
								
								vendor/golang.org/x/crypto/curve25519/internal/field/fe_arm64.go
									
										
									
										generated
									
									
										vendored
									
									
								
							|  | @ -1,15 +0,0 @@ | ||||||
| // Copyright (c) 2020 The Go Authors. All rights reserved. |  | ||||||
| // Use of this source code is governed by a BSD-style |  | ||||||
| // license that can be found in the LICENSE file. |  | ||||||
| 
 |  | ||||||
| //go:build arm64 && gc && !purego |  | ||||||
| 
 |  | ||||||
| package field |  | ||||||
| 
 |  | ||||||
| //go:noescape |  | ||||||
| func carryPropagate(v *Element) |  | ||||||
| 
 |  | ||||||
| func (v *Element) carryPropagate() *Element { |  | ||||||
| 	carryPropagate(v) |  | ||||||
| 	return v |  | ||||||
| } |  | ||||||
							
								
								
									
										42
									
								
								vendor/golang.org/x/crypto/curve25519/internal/field/fe_arm64.s
									
										
									
										generated
									
									
										vendored
									
									
								
							
							
						
						
									
										42
									
								
								vendor/golang.org/x/crypto/curve25519/internal/field/fe_arm64.s
									
										
									
										generated
									
									
										vendored
									
									
								
							|  | @ -1,42 +0,0 @@ | ||||||
| // Copyright (c) 2020 The Go Authors. All rights reserved. |  | ||||||
| // Use of this source code is governed by a BSD-style |  | ||||||
| // license that can be found in the LICENSE file. |  | ||||||
| 
 |  | ||||||
| //go:build arm64 && gc && !purego |  | ||||||
| 
 |  | ||||||
| #include "textflag.h" |  | ||||||
| 
 |  | ||||||
| // carryPropagate works exactly like carryPropagateGeneric and uses the |  | ||||||
| // same AND, ADD, and LSR+MADD instructions emitted by the compiler, but |  | ||||||
| // avoids loading R0-R4 twice and uses LDP and STP. |  | ||||||
| // |  | ||||||
| // See https://golang.org/issues/43145 for the main compiler issue. |  | ||||||
| // |  | ||||||
| // func carryPropagate(v *Element) |  | ||||||
| TEXT ·carryPropagate(SB),NOFRAME|NOSPLIT,$0-8 |  | ||||||
| 	MOVD v+0(FP), R20 |  | ||||||
| 
 |  | ||||||
| 	LDP 0(R20), (R0, R1) |  | ||||||
| 	LDP 16(R20), (R2, R3) |  | ||||||
| 	MOVD 32(R20), R4 |  | ||||||
| 
 |  | ||||||
| 	AND $0x7ffffffffffff, R0, R10 |  | ||||||
| 	AND $0x7ffffffffffff, R1, R11 |  | ||||||
| 	AND $0x7ffffffffffff, R2, R12 |  | ||||||
| 	AND $0x7ffffffffffff, R3, R13 |  | ||||||
| 	AND $0x7ffffffffffff, R4, R14 |  | ||||||
| 
 |  | ||||||
| 	ADD R0>>51, R11, R11 |  | ||||||
| 	ADD R1>>51, R12, R12 |  | ||||||
| 	ADD R2>>51, R13, R13 |  | ||||||
| 	ADD R3>>51, R14, R14 |  | ||||||
| 	// R4>>51 * 19 + R10 -> R10 |  | ||||||
| 	LSR $51, R4, R21 |  | ||||||
| 	MOVD $19, R22 |  | ||||||
| 	MADD R22, R10, R21, R10 |  | ||||||
| 
 |  | ||||||
| 	STP (R10, R11), 0(R20) |  | ||||||
| 	STP (R12, R13), 16(R20) |  | ||||||
| 	MOVD R14, 32(R20) |  | ||||||
| 
 |  | ||||||
| 	RET |  | ||||||
							
								
								
									
										11
									
								
								vendor/golang.org/x/crypto/curve25519/internal/field/fe_arm64_noasm.go
									
										
									
										generated
									
									
										vendored
									
									
								
							
							
						
						
									
										11
									
								
								vendor/golang.org/x/crypto/curve25519/internal/field/fe_arm64_noasm.go
									
										
									
										generated
									
									
										vendored
									
									
								
							|  | @ -1,11 +0,0 @@ | ||||||
| // Copyright (c) 2021 The Go Authors. All rights reserved. |  | ||||||
| // Use of this source code is governed by a BSD-style |  | ||||||
| // license that can be found in the LICENSE file. |  | ||||||
| 
 |  | ||||||
| //go:build !arm64 || !gc || purego |  | ||||||
| 
 |  | ||||||
| package field |  | ||||||
| 
 |  | ||||||
| func (v *Element) carryPropagate() *Element { |  | ||||||
| 	return v.carryPropagateGeneric() |  | ||||||
| } |  | ||||||
							
								
								
									
										264
									
								
								vendor/golang.org/x/crypto/curve25519/internal/field/fe_generic.go
									
										
									
										generated
									
									
										vendored
									
									
								
							
							
						
						
									
										264
									
								
								vendor/golang.org/x/crypto/curve25519/internal/field/fe_generic.go
									
										
									
										generated
									
									
										vendored
									
									
								
							|  | @ -1,264 +0,0 @@ | ||||||
| // Copyright (c) 2017 The Go Authors. All rights reserved. |  | ||||||
| // Use of this source code is governed by a BSD-style |  | ||||||
| // license that can be found in the LICENSE file. |  | ||||||
| 
 |  | ||||||
| package field |  | ||||||
| 
 |  | ||||||
| import "math/bits" |  | ||||||
| 
 |  | ||||||
| // uint128 holds a 128-bit number as two 64-bit limbs, for use with the |  | ||||||
| // bits.Mul64 and bits.Add64 intrinsics. |  | ||||||
| type uint128 struct { |  | ||||||
| 	lo, hi uint64 |  | ||||||
| } |  | ||||||
| 
 |  | ||||||
| // mul64 returns a * b. |  | ||||||
| func mul64(a, b uint64) uint128 { |  | ||||||
| 	hi, lo := bits.Mul64(a, b) |  | ||||||
| 	return uint128{lo, hi} |  | ||||||
| } |  | ||||||
| 
 |  | ||||||
| // addMul64 returns v + a * b. |  | ||||||
| func addMul64(v uint128, a, b uint64) uint128 { |  | ||||||
| 	hi, lo := bits.Mul64(a, b) |  | ||||||
| 	lo, c := bits.Add64(lo, v.lo, 0) |  | ||||||
| 	hi, _ = bits.Add64(hi, v.hi, c) |  | ||||||
| 	return uint128{lo, hi} |  | ||||||
| } |  | ||||||
| 
 |  | ||||||
| // shiftRightBy51 returns a >> 51. a is assumed to be at most 115 bits. |  | ||||||
| func shiftRightBy51(a uint128) uint64 { |  | ||||||
| 	return (a.hi << (64 - 51)) | (a.lo >> 51) |  | ||||||
| } |  | ||||||
| 
 |  | ||||||
| func feMulGeneric(v, a, b *Element) { |  | ||||||
| 	a0 := a.l0 |  | ||||||
| 	a1 := a.l1 |  | ||||||
| 	a2 := a.l2 |  | ||||||
| 	a3 := a.l3 |  | ||||||
| 	a4 := a.l4 |  | ||||||
| 
 |  | ||||||
| 	b0 := b.l0 |  | ||||||
| 	b1 := b.l1 |  | ||||||
| 	b2 := b.l2 |  | ||||||
| 	b3 := b.l3 |  | ||||||
| 	b4 := b.l4 |  | ||||||
| 
 |  | ||||||
| 	// Limb multiplication works like pen-and-paper columnar multiplication, but |  | ||||||
| 	// with 51-bit limbs instead of digits. |  | ||||||
| 	// |  | ||||||
| 	//                          a4   a3   a2   a1   a0  x |  | ||||||
| 	//                          b4   b3   b2   b1   b0  = |  | ||||||
| 	//                         ------------------------ |  | ||||||
| 	//                        a4b0 a3b0 a2b0 a1b0 a0b0  + |  | ||||||
| 	//                   a4b1 a3b1 a2b1 a1b1 a0b1       + |  | ||||||
| 	//              a4b2 a3b2 a2b2 a1b2 a0b2            + |  | ||||||
| 	//         a4b3 a3b3 a2b3 a1b3 a0b3                 + |  | ||||||
| 	//    a4b4 a3b4 a2b4 a1b4 a0b4                      = |  | ||||||
| 	//   ---------------------------------------------- |  | ||||||
| 	//      r8   r7   r6   r5   r4   r3   r2   r1   r0 |  | ||||||
| 	// |  | ||||||
| 	// We can then use the reduction identity (a * 2²⁵⁵ + b = a * 19 + b) to |  | ||||||
| 	// reduce the limbs that would overflow 255 bits. r5 * 2²⁵⁵ becomes 19 * r5, |  | ||||||
| 	// r6 * 2³⁰⁶ becomes 19 * r6 * 2⁵¹, etc. |  | ||||||
| 	// |  | ||||||
| 	// Reduction can be carried out simultaneously to multiplication. For |  | ||||||
| 	// example, we do not compute r5: whenever the result of a multiplication |  | ||||||
| 	// belongs to r5, like a1b4, we multiply it by 19 and add the result to r0. |  | ||||||
| 	// |  | ||||||
| 	//            a4b0    a3b0    a2b0    a1b0    a0b0  + |  | ||||||
| 	//            a3b1    a2b1    a1b1    a0b1 19×a4b1  + |  | ||||||
| 	//            a2b2    a1b2    a0b2 19×a4b2 19×a3b2  + |  | ||||||
| 	//            a1b3    a0b3 19×a4b3 19×a3b3 19×a2b3  + |  | ||||||
| 	//            a0b4 19×a4b4 19×a3b4 19×a2b4 19×a1b4  = |  | ||||||
| 	//           -------------------------------------- |  | ||||||
| 	//              r4      r3      r2      r1      r0 |  | ||||||
| 	// |  | ||||||
| 	// Finally we add up the columns into wide, overlapping limbs. |  | ||||||
| 
 |  | ||||||
| 	a1_19 := a1 * 19 |  | ||||||
| 	a2_19 := a2 * 19 |  | ||||||
| 	a3_19 := a3 * 19 |  | ||||||
| 	a4_19 := a4 * 19 |  | ||||||
| 
 |  | ||||||
| 	// r0 = a0×b0 + 19×(a1×b4 + a2×b3 + a3×b2 + a4×b1) |  | ||||||
| 	r0 := mul64(a0, b0) |  | ||||||
| 	r0 = addMul64(r0, a1_19, b4) |  | ||||||
| 	r0 = addMul64(r0, a2_19, b3) |  | ||||||
| 	r0 = addMul64(r0, a3_19, b2) |  | ||||||
| 	r0 = addMul64(r0, a4_19, b1) |  | ||||||
| 
 |  | ||||||
| 	// r1 = a0×b1 + a1×b0 + 19×(a2×b4 + a3×b3 + a4×b2) |  | ||||||
| 	r1 := mul64(a0, b1) |  | ||||||
| 	r1 = addMul64(r1, a1, b0) |  | ||||||
| 	r1 = addMul64(r1, a2_19, b4) |  | ||||||
| 	r1 = addMul64(r1, a3_19, b3) |  | ||||||
| 	r1 = addMul64(r1, a4_19, b2) |  | ||||||
| 
 |  | ||||||
| 	// r2 = a0×b2 + a1×b1 + a2×b0 + 19×(a3×b4 + a4×b3) |  | ||||||
| 	r2 := mul64(a0, b2) |  | ||||||
| 	r2 = addMul64(r2, a1, b1) |  | ||||||
| 	r2 = addMul64(r2, a2, b0) |  | ||||||
| 	r2 = addMul64(r2, a3_19, b4) |  | ||||||
| 	r2 = addMul64(r2, a4_19, b3) |  | ||||||
| 
 |  | ||||||
| 	// r3 = a0×b3 + a1×b2 + a2×b1 + a3×b0 + 19×a4×b4 |  | ||||||
| 	r3 := mul64(a0, b3) |  | ||||||
| 	r3 = addMul64(r3, a1, b2) |  | ||||||
| 	r3 = addMul64(r3, a2, b1) |  | ||||||
| 	r3 = addMul64(r3, a3, b0) |  | ||||||
| 	r3 = addMul64(r3, a4_19, b4) |  | ||||||
| 
 |  | ||||||
| 	// r4 = a0×b4 + a1×b3 + a2×b2 + a3×b1 + a4×b0 |  | ||||||
| 	r4 := mul64(a0, b4) |  | ||||||
| 	r4 = addMul64(r4, a1, b3) |  | ||||||
| 	r4 = addMul64(r4, a2, b2) |  | ||||||
| 	r4 = addMul64(r4, a3, b1) |  | ||||||
| 	r4 = addMul64(r4, a4, b0) |  | ||||||
| 
 |  | ||||||
| 	// After the multiplication, we need to reduce (carry) the five coefficients |  | ||||||
| 	// to obtain a result with limbs that are at most slightly larger than 2⁵¹, |  | ||||||
| 	// to respect the Element invariant. |  | ||||||
| 	// |  | ||||||
| 	// Overall, the reduction works the same as carryPropagate, except with |  | ||||||
| 	// wider inputs: we take the carry for each coefficient by shifting it right |  | ||||||
| 	// by 51, and add it to the limb above it. The top carry is multiplied by 19 |  | ||||||
| 	// according to the reduction identity and added to the lowest limb. |  | ||||||
| 	// |  | ||||||
| 	// The largest coefficient (r0) will be at most 111 bits, which guarantees |  | ||||||
| 	// that all carries are at most 111 - 51 = 60 bits, which fits in a uint64. |  | ||||||
| 	// |  | ||||||
| 	//     r0 = a0×b0 + 19×(a1×b4 + a2×b3 + a3×b2 + a4×b1) |  | ||||||
| 	//     r0 < 2⁵²×2⁵² + 19×(2⁵²×2⁵² + 2⁵²×2⁵² + 2⁵²×2⁵² + 2⁵²×2⁵²) |  | ||||||
| 	//     r0 < (1 + 19 × 4) × 2⁵² × 2⁵² |  | ||||||
| 	//     r0 < 2⁷ × 2⁵² × 2⁵² |  | ||||||
| 	//     r0 < 2¹¹¹ |  | ||||||
| 	// |  | ||||||
| 	// Moreover, the top coefficient (r4) is at most 107 bits, so c4 is at most |  | ||||||
| 	// 56 bits, and c4 * 19 is at most 61 bits, which again fits in a uint64 and |  | ||||||
| 	// allows us to easily apply the reduction identity. |  | ||||||
| 	// |  | ||||||
| 	//     r4 = a0×b4 + a1×b3 + a2×b2 + a3×b1 + a4×b0 |  | ||||||
| 	//     r4 < 5 × 2⁵² × 2⁵² |  | ||||||
| 	//     r4 < 2¹⁰⁷ |  | ||||||
| 	// |  | ||||||
| 
 |  | ||||||
| 	c0 := shiftRightBy51(r0) |  | ||||||
| 	c1 := shiftRightBy51(r1) |  | ||||||
| 	c2 := shiftRightBy51(r2) |  | ||||||
| 	c3 := shiftRightBy51(r3) |  | ||||||
| 	c4 := shiftRightBy51(r4) |  | ||||||
| 
 |  | ||||||
| 	rr0 := r0.lo&maskLow51Bits + c4*19 |  | ||||||
| 	rr1 := r1.lo&maskLow51Bits + c0 |  | ||||||
| 	rr2 := r2.lo&maskLow51Bits + c1 |  | ||||||
| 	rr3 := r3.lo&maskLow51Bits + c2 |  | ||||||
| 	rr4 := r4.lo&maskLow51Bits + c3 |  | ||||||
| 
 |  | ||||||
| 	// Now all coefficients fit into 64-bit registers but are still too large to |  | ||||||
| 	// be passed around as a Element. We therefore do one last carry chain, |  | ||||||
| 	// where the carries will be small enough to fit in the wiggle room above 2⁵¹. |  | ||||||
| 	*v = Element{rr0, rr1, rr2, rr3, rr4} |  | ||||||
| 	v.carryPropagate() |  | ||||||
| } |  | ||||||
| 
 |  | ||||||
| func feSquareGeneric(v, a *Element) { |  | ||||||
| 	l0 := a.l0 |  | ||||||
| 	l1 := a.l1 |  | ||||||
| 	l2 := a.l2 |  | ||||||
| 	l3 := a.l3 |  | ||||||
| 	l4 := a.l4 |  | ||||||
| 
 |  | ||||||
| 	// Squaring works precisely like multiplication above, but thanks to its |  | ||||||
| 	// symmetry we get to group a few terms together. |  | ||||||
| 	// |  | ||||||
| 	//                          l4   l3   l2   l1   l0  x |  | ||||||
| 	//                          l4   l3   l2   l1   l0  = |  | ||||||
| 	//                         ------------------------ |  | ||||||
| 	//                        l4l0 l3l0 l2l0 l1l0 l0l0  + |  | ||||||
| 	//                   l4l1 l3l1 l2l1 l1l1 l0l1       + |  | ||||||
| 	//              l4l2 l3l2 l2l2 l1l2 l0l2            + |  | ||||||
| 	//         l4l3 l3l3 l2l3 l1l3 l0l3                 + |  | ||||||
| 	//    l4l4 l3l4 l2l4 l1l4 l0l4                      = |  | ||||||
| 	//   ---------------------------------------------- |  | ||||||
| 	//      r8   r7   r6   r5   r4   r3   r2   r1   r0 |  | ||||||
| 	// |  | ||||||
| 	//            l4l0    l3l0    l2l0    l1l0    l0l0  + |  | ||||||
| 	//            l3l1    l2l1    l1l1    l0l1 19×l4l1  + |  | ||||||
| 	//            l2l2    l1l2    l0l2 19×l4l2 19×l3l2  + |  | ||||||
| 	//            l1l3    l0l3 19×l4l3 19×l3l3 19×l2l3  + |  | ||||||
| 	//            l0l4 19×l4l4 19×l3l4 19×l2l4 19×l1l4  = |  | ||||||
| 	//           -------------------------------------- |  | ||||||
| 	//              r4      r3      r2      r1      r0 |  | ||||||
| 	// |  | ||||||
| 	// With precomputed 2×, 19×, and 2×19× terms, we can compute each limb with |  | ||||||
| 	// only three Mul64 and four Add64, instead of five and eight. |  | ||||||
| 
 |  | ||||||
| 	l0_2 := l0 * 2 |  | ||||||
| 	l1_2 := l1 * 2 |  | ||||||
| 
 |  | ||||||
| 	l1_38 := l1 * 38 |  | ||||||
| 	l2_38 := l2 * 38 |  | ||||||
| 	l3_38 := l3 * 38 |  | ||||||
| 
 |  | ||||||
| 	l3_19 := l3 * 19 |  | ||||||
| 	l4_19 := l4 * 19 |  | ||||||
| 
 |  | ||||||
| 	// r0 = l0×l0 + 19×(l1×l4 + l2×l3 + l3×l2 + l4×l1) = l0×l0 + 19×2×(l1×l4 + l2×l3) |  | ||||||
| 	r0 := mul64(l0, l0) |  | ||||||
| 	r0 = addMul64(r0, l1_38, l4) |  | ||||||
| 	r0 = addMul64(r0, l2_38, l3) |  | ||||||
| 
 |  | ||||||
| 	// r1 = l0×l1 + l1×l0 + 19×(l2×l4 + l3×l3 + l4×l2) = 2×l0×l1 + 19×2×l2×l4 + 19×l3×l3 |  | ||||||
| 	r1 := mul64(l0_2, l1) |  | ||||||
| 	r1 = addMul64(r1, l2_38, l4) |  | ||||||
| 	r1 = addMul64(r1, l3_19, l3) |  | ||||||
| 
 |  | ||||||
| 	// r2 = l0×l2 + l1×l1 + l2×l0 + 19×(l3×l4 + l4×l3) = 2×l0×l2 + l1×l1 + 19×2×l3×l4 |  | ||||||
| 	r2 := mul64(l0_2, l2) |  | ||||||
| 	r2 = addMul64(r2, l1, l1) |  | ||||||
| 	r2 = addMul64(r2, l3_38, l4) |  | ||||||
| 
 |  | ||||||
| 	// r3 = l0×l3 + l1×l2 + l2×l1 + l3×l0 + 19×l4×l4 = 2×l0×l3 + 2×l1×l2 + 19×l4×l4 |  | ||||||
| 	r3 := mul64(l0_2, l3) |  | ||||||
| 	r3 = addMul64(r3, l1_2, l2) |  | ||||||
| 	r3 = addMul64(r3, l4_19, l4) |  | ||||||
| 
 |  | ||||||
| 	// r4 = l0×l4 + l1×l3 + l2×l2 + l3×l1 + l4×l0 = 2×l0×l4 + 2×l1×l3 + l2×l2 |  | ||||||
| 	r4 := mul64(l0_2, l4) |  | ||||||
| 	r4 = addMul64(r4, l1_2, l3) |  | ||||||
| 	r4 = addMul64(r4, l2, l2) |  | ||||||
| 
 |  | ||||||
| 	c0 := shiftRightBy51(r0) |  | ||||||
| 	c1 := shiftRightBy51(r1) |  | ||||||
| 	c2 := shiftRightBy51(r2) |  | ||||||
| 	c3 := shiftRightBy51(r3) |  | ||||||
| 	c4 := shiftRightBy51(r4) |  | ||||||
| 
 |  | ||||||
| 	rr0 := r0.lo&maskLow51Bits + c4*19 |  | ||||||
| 	rr1 := r1.lo&maskLow51Bits + c0 |  | ||||||
| 	rr2 := r2.lo&maskLow51Bits + c1 |  | ||||||
| 	rr3 := r3.lo&maskLow51Bits + c2 |  | ||||||
| 	rr4 := r4.lo&maskLow51Bits + c3 |  | ||||||
| 
 |  | ||||||
| 	*v = Element{rr0, rr1, rr2, rr3, rr4} |  | ||||||
| 	v.carryPropagate() |  | ||||||
| } |  | ||||||
| 
 |  | ||||||
| // carryPropagateGeneric brings the limbs below 52 bits by applying the reduction |  | ||||||
| // identity (a * 2²⁵⁵ + b = a * 19 + b) to the l4 carry. TODO inline |  | ||||||
| func (v *Element) carryPropagateGeneric() *Element { |  | ||||||
| 	c0 := v.l0 >> 51 |  | ||||||
| 	c1 := v.l1 >> 51 |  | ||||||
| 	c2 := v.l2 >> 51 |  | ||||||
| 	c3 := v.l3 >> 51 |  | ||||||
| 	c4 := v.l4 >> 51 |  | ||||||
| 
 |  | ||||||
| 	v.l0 = v.l0&maskLow51Bits + c4*19 |  | ||||||
| 	v.l1 = v.l1&maskLow51Bits + c0 |  | ||||||
| 	v.l2 = v.l2&maskLow51Bits + c1 |  | ||||||
| 	v.l3 = v.l3&maskLow51Bits + c2 |  | ||||||
| 	v.l4 = v.l4&maskLow51Bits + c3 |  | ||||||
| 
 |  | ||||||
| 	return v |  | ||||||
| } |  | ||||||
							
								
								
									
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								vendor/golang.org/x/crypto/curve25519/internal/field/sync.checkpoint
									
										
									
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							|  | @ -1 +0,0 @@ | ||||||
| b0c49ae9f59d233526f8934262c5bbbe14d4358d |  | ||||||
							
								
								
									
										19
									
								
								vendor/golang.org/x/crypto/curve25519/internal/field/sync.sh
									
										
									
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							|  | @ -1,19 +0,0 @@ | ||||||
| #! /bin/bash |  | ||||||
| set -euo pipefail |  | ||||||
| 
 |  | ||||||
| cd "$(git rev-parse --show-toplevel)" |  | ||||||
| 
 |  | ||||||
| STD_PATH=src/crypto/ed25519/internal/edwards25519/field |  | ||||||
| LOCAL_PATH=curve25519/internal/field |  | ||||||
| LAST_SYNC_REF=$(cat $LOCAL_PATH/sync.checkpoint) |  | ||||||
| 
 |  | ||||||
| git fetch https://go.googlesource.com/go master |  | ||||||
| 
 |  | ||||||
| if git diff --quiet $LAST_SYNC_REF:$STD_PATH FETCH_HEAD:$STD_PATH; then |  | ||||||
|     echo "No changes." |  | ||||||
| else |  | ||||||
|     NEW_REF=$(git rev-parse FETCH_HEAD | tee $LOCAL_PATH/sync.checkpoint) |  | ||||||
|     echo "Applying changes from $LAST_SYNC_REF to $NEW_REF..." |  | ||||||
|     git diff $LAST_SYNC_REF:$STD_PATH FETCH_HEAD:$STD_PATH | \ |  | ||||||
|         git apply -3 --directory=$LOCAL_PATH |  | ||||||
| fi |  | ||||||
							
								
								
									
										4
									
								
								vendor/golang.org/x/crypto/ed25519/ed25519.go
									
										
									
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							|  | @ -11,9 +11,7 @@ | ||||||
| // operations with the same key more efficient. This package refers to the RFC | // operations with the same key more efficient. This package refers to the RFC | ||||||
| // 8032 private key as the “seed”. | // 8032 private key as the “seed”. | ||||||
| // | // | ||||||
| // Beginning with Go 1.13, the functionality of this package was moved to the | // This package is a wrapper around the standard library crypto/ed25519 package. | ||||||
| // standard library as crypto/ed25519. This package only acts as a compatibility |  | ||||||
| // wrapper. |  | ||||||
| package ed25519 | package ed25519 | ||||||
| 
 | 
 | ||||||
| import ( | import ( | ||||||
|  |  | ||||||
							
								
								
									
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								vendor/golang.org/x/crypto/pbkdf2/pbkdf2.go
									
										
									
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							|  | @ -16,7 +16,7 @@ Hash Functions SHA-1, SHA-224, SHA-256, SHA-384 and SHA-512 for HMAC. To | ||||||
| choose, you can pass the `New` functions from the different SHA packages to | choose, you can pass the `New` functions from the different SHA packages to | ||||||
| pbkdf2.Key. | pbkdf2.Key. | ||||||
| */ | */ | ||||||
| package pbkdf2 // import "golang.org/x/crypto/pbkdf2" | package pbkdf2 | ||||||
| 
 | 
 | ||||||
| import ( | import ( | ||||||
| 	"crypto/hmac" | 	"crypto/hmac" | ||||||
|  |  | ||||||
							
								
								
									
										2
									
								
								vendor/golang.org/x/crypto/ripemd160/ripemd160.go
									
										
									
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							|  | @ -7,7 +7,7 @@ | ||||||
| // Deprecated: RIPEMD-160 is a legacy hash and should not be used for new | // Deprecated: RIPEMD-160 is a legacy hash and should not be used for new | ||||||
| // applications. Also, this package does not and will not provide an optimized | // applications. Also, this package does not and will not provide an optimized | ||||||
| // implementation. Instead, use a modern hash like SHA-256 (from crypto/sha256). | // implementation. Instead, use a modern hash like SHA-256 (from crypto/sha256). | ||||||
| package ripemd160 // import "golang.org/x/crypto/ripemd160" | package ripemd160 | ||||||
| 
 | 
 | ||||||
| // RIPEMD-160 is designed by Hans Dobbertin, Antoon Bosselaers, and Bart | // RIPEMD-160 is designed by Hans Dobbertin, Antoon Bosselaers, and Bart | ||||||
| // Preneel with specifications available at: | // Preneel with specifications available at: | ||||||
|  |  | ||||||
							
								
								
									
										2
									
								
								vendor/golang.org/x/crypto/scrypt/scrypt.go
									
										
									
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							|  | @ -5,7 +5,7 @@ | ||||||
| // Package scrypt implements the scrypt key derivation function as defined in | // Package scrypt implements the scrypt key derivation function as defined in | ||||||
| // Colin Percival's paper "Stronger Key Derivation via Sequential Memory-Hard | // Colin Percival's paper "Stronger Key Derivation via Sequential Memory-Hard | ||||||
| // Functions" (https://www.tarsnap.com/scrypt/scrypt.pdf). | // Functions" (https://www.tarsnap.com/scrypt/scrypt.pdf). | ||||||
| package scrypt // import "golang.org/x/crypto/scrypt" | package scrypt | ||||||
| 
 | 
 | ||||||
| import ( | import ( | ||||||
| 	"crypto/sha256" | 	"crypto/sha256" | ||||||
|  |  | ||||||
							
								
								
									
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								vendor/golang.org/x/crypto/sha3/doc.go
									
										
									
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							|  | @ -59,4 +59,4 @@ | ||||||
| // They produce output of the same length, with the same security strengths | // They produce output of the same length, with the same security strengths | ||||||
| // against all attacks. This means, in particular, that SHA3-256 only has | // against all attacks. This means, in particular, that SHA3-256 only has | ||||||
| // 128-bit collision resistance, because its output length is 32 bytes. | // 128-bit collision resistance, because its output length is 32 bytes. | ||||||
| package sha3 // import "golang.org/x/crypto/sha3" | package sha3 | ||||||
|  |  | ||||||
							
								
								
									
										8
									
								
								vendor/golang.org/x/crypto/sha3/hashes.go
									
										
									
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							|  | @ -9,6 +9,7 @@ package sha3 | ||||||
| // bytes. | // bytes. | ||||||
| 
 | 
 | ||||||
| import ( | import ( | ||||||
|  | 	"crypto" | ||||||
| 	"hash" | 	"hash" | ||||||
| ) | ) | ||||||
| 
 | 
 | ||||||
|  | @ -40,6 +41,13 @@ func New512() hash.Hash { | ||||||
| 	return new512() | 	return new512() | ||||||
| } | } | ||||||
| 
 | 
 | ||||||
|  | func init() { | ||||||
|  | 	crypto.RegisterHash(crypto.SHA3_224, New224) | ||||||
|  | 	crypto.RegisterHash(crypto.SHA3_256, New256) | ||||||
|  | 	crypto.RegisterHash(crypto.SHA3_384, New384) | ||||||
|  | 	crypto.RegisterHash(crypto.SHA3_512, New512) | ||||||
|  | } | ||||||
|  | 
 | ||||||
| func new224Generic() *state { | func new224Generic() *state { | ||||||
| 	return &state{rate: 144, outputLen: 28, dsbyte: 0x06} | 	return &state{rate: 144, outputLen: 28, dsbyte: 0x06} | ||||||
| } | } | ||||||
|  |  | ||||||
							
								
								
									
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							|  | @ -1,18 +0,0 @@ | ||||||
| // Copyright 2014 The Go Authors. All rights reserved. |  | ||||||
| // Use of this source code is governed by a BSD-style |  | ||||||
| // license that can be found in the LICENSE file. |  | ||||||
| 
 |  | ||||||
| //go:build go1.4 |  | ||||||
| 
 |  | ||||||
| package sha3 |  | ||||||
| 
 |  | ||||||
| import ( |  | ||||||
| 	"crypto" |  | ||||||
| ) |  | ||||||
| 
 |  | ||||||
| func init() { |  | ||||||
| 	crypto.RegisterHash(crypto.SHA3_224, New224) |  | ||||||
| 	crypto.RegisterHash(crypto.SHA3_256, New256) |  | ||||||
| 	crypto.RegisterHash(crypto.SHA3_384, New384) |  | ||||||
| 	crypto.RegisterHash(crypto.SHA3_512, New512) |  | ||||||
| } |  | ||||||
							
								
								
									
										4
									
								
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							|  | @ -71,6 +71,10 @@ func (c *connection) clientAuthenticate(config *ClientConfig) error { | ||||||
| 	for auth := AuthMethod(new(noneAuth)); auth != nil; { | 	for auth := AuthMethod(new(noneAuth)); auth != nil; { | ||||||
| 		ok, methods, err := auth.auth(sessionID, config.User, c.transport, config.Rand, extensions) | 		ok, methods, err := auth.auth(sessionID, config.User, c.transport, config.Rand, extensions) | ||||||
| 		if err != nil { | 		if err != nil { | ||||||
|  | 			// On disconnect, return error immediately | ||||||
|  | 			if _, ok := err.(*disconnectMsg); ok { | ||||||
|  | 				return err | ||||||
|  | 			} | ||||||
| 			// We return the error later if there is no other method left to | 			// We return the error later if there is no other method left to | ||||||
| 			// try. | 			// try. | ||||||
| 			ok = authFailure | 			ok = authFailure | ||||||
|  |  | ||||||
							
								
								
									
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								vendor/golang.org/x/crypto/ssh/doc.go
									
										
									
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							|  | @ -20,4 +20,4 @@ References: | ||||||
| This package does not fall under the stability promise of the Go language itself, | This package does not fall under the stability promise of the Go language itself, | ||||||
| so its API may be changed when pressing needs arise. | so its API may be changed when pressing needs arise. | ||||||
| */ | */ | ||||||
| package ssh // import "golang.org/x/crypto/ssh" | package ssh | ||||||
|  |  | ||||||
							
								
								
									
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							|  | @ -1052,8 +1052,8 @@ go.uber.org/multierr | ||||||
| # golang.org/x/arch v0.8.0 | # golang.org/x/arch v0.8.0 | ||||||
| ## explicit; go 1.18 | ## explicit; go 1.18 | ||||||
| golang.org/x/arch/x86/x86asm | golang.org/x/arch/x86/x86asm | ||||||
| # golang.org/x/crypto v0.24.0 | # golang.org/x/crypto v0.25.0 | ||||||
| ## explicit; go 1.18 | ## explicit; go 1.20 | ||||||
| golang.org/x/crypto/acme | golang.org/x/crypto/acme | ||||||
| golang.org/x/crypto/acme/autocert | golang.org/x/crypto/acme/autocert | ||||||
| golang.org/x/crypto/argon2 | golang.org/x/crypto/argon2 | ||||||
|  | @ -1063,7 +1063,6 @@ golang.org/x/crypto/blake2s | ||||||
| golang.org/x/crypto/blowfish | golang.org/x/crypto/blowfish | ||||||
| golang.org/x/crypto/chacha20 | golang.org/x/crypto/chacha20 | ||||||
| golang.org/x/crypto/curve25519 | golang.org/x/crypto/curve25519 | ||||||
| golang.org/x/crypto/curve25519/internal/field |  | ||||||
| golang.org/x/crypto/ed25519 | golang.org/x/crypto/ed25519 | ||||||
| golang.org/x/crypto/internal/alias | golang.org/x/crypto/internal/alias | ||||||
| golang.org/x/crypto/internal/poly1305 | golang.org/x/crypto/internal/poly1305 | ||||||
|  |  | ||||||
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