diff options
Diffstat (limited to 'vendor')
30 files changed, 86 insertions, 1415 deletions
diff --git a/vendor/golang.org/x/crypto/acme/http.go b/vendor/golang.org/x/crypto/acme/http.go index 58836e5d3..d92ff232f 100644 --- a/vendor/golang.org/x/crypto/acme/http.go +++ b/vendor/golang.org/x/crypto/acme/http.go @@ -15,6 +15,7 @@ import ( "io" "math/big" "net/http" + "runtime/debug" "strconv" "strings" "time" @@ -271,9 +272,27 @@ func (c *Client) httpClient() *http.Client { } // 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 +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, // the module version (if available), and the c.UserAgent value (if set). func (c *Client) userAgent() string { diff --git a/vendor/golang.org/x/crypto/acme/version_go112.go b/vendor/golang.org/x/crypto/acme/version_go112.go deleted file mode 100644 index cc5fab604..000000000 --- a/vendor/golang.org/x/crypto/acme/version_go112.go +++ /dev/null @@ -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 - } -} diff --git a/vendor/golang.org/x/crypto/bcrypt/bcrypt.go b/vendor/golang.org/x/crypto/bcrypt/bcrypt.go index 5577c0f93..dc9311870 100644 --- a/vendor/golang.org/x/crypto/bcrypt/bcrypt.go +++ b/vendor/golang.org/x/crypto/bcrypt/bcrypt.go @@ -4,7 +4,7 @@ // Package bcrypt implements Provos and Mazières's bcrypt adaptive hashing // 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. import ( diff --git a/vendor/golang.org/x/crypto/blake2s/blake2s.go b/vendor/golang.org/x/crypto/blake2s/blake2s.go index e3f46aab3..c25d07d4f 100644 --- a/vendor/golang.org/x/crypto/blake2s/blake2s.go +++ b/vendor/golang.org/x/crypto/blake2s/blake2s.go @@ -16,9 +16,10 @@ // // BLAKE2X is a construction to compute hash values larger than 32 bytes. It // can produce hash values between 0 and 65535 bytes. -package blake2s // import "golang.org/x/crypto/blake2s" +package blake2s import ( + "crypto" "encoding/binary" "errors" "hash" @@ -55,6 +56,13 @@ func Sum256(data []byte) [Size]byte { // and BinaryUnmarshaler for state (de)serialization as documented by hash.Hash. 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 // 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 diff --git a/vendor/golang.org/x/crypto/blake2s/register.go b/vendor/golang.org/x/crypto/blake2s/register.go deleted file mode 100644 index 3156148a4..000000000 --- a/vendor/golang.org/x/crypto/blake2s/register.go +++ /dev/null @@ -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) -} diff --git a/vendor/golang.org/x/crypto/blowfish/cipher.go b/vendor/golang.org/x/crypto/blowfish/cipher.go index 213bf204a..089895680 100644 --- a/vendor/golang.org/x/crypto/blowfish/cipher.go +++ b/vendor/golang.org/x/crypto/blowfish/cipher.go @@ -11,7 +11,7 @@ // Deprecated: any new system should use AES (from crypto/aes, if necessary in // an AEAD mode like crypto/cipher.NewGCM) or XChaCha20-Poly1305 (from // 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. // See https://www.schneier.com/blowfish.html. diff --git a/vendor/golang.org/x/crypto/curve25519/curve25519.go b/vendor/golang.org/x/crypto/curve25519/curve25519.go index 00f963ea2..21ca3b2ee 100644 --- a/vendor/golang.org/x/crypto/curve25519/curve25519.go +++ b/vendor/golang.org/x/crypto/curve25519/curve25519.go @@ -6,9 +6,11 @@ // performs scalar multiplication on the elliptic curve known as Curve25519. // 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. -package curve25519 // import "golang.org/x/crypto/curve25519" +package curve25519 + +import "crypto/ecdh" // 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 // will return an error. 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 @@ -25,7 +33,12 @@ func ScalarMult(dst, scalar, point *[32]byte) { // It is recommended to use the X25519 function with Basepoint instead, as // copying into fixed size arrays can lead to unexpected bugs. 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 ( @@ -57,3 +70,21 @@ func X25519(scalar, point []byte) ([]byte, error) { var dst [32]byte 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 +} diff --git a/vendor/golang.org/x/crypto/curve25519/curve25519_compat.go b/vendor/golang.org/x/crypto/curve25519/curve25519_compat.go deleted file mode 100644 index ba647e8d7..000000000 --- a/vendor/golang.org/x/crypto/curve25519/curve25519_compat.go +++ /dev/null @@ -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") - } -} diff --git a/vendor/golang.org/x/crypto/curve25519/curve25519_go120.go b/vendor/golang.org/x/crypto/curve25519/curve25519_go120.go deleted file mode 100644 index 627df4972..000000000 --- a/vendor/golang.org/x/crypto/curve25519/curve25519_go120.go +++ /dev/null @@ -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()) -} diff --git a/vendor/golang.org/x/crypto/curve25519/internal/field/README b/vendor/golang.org/x/crypto/curve25519/internal/field/README deleted file mode 100644 index e25bca7dc..000000000 --- a/vendor/golang.org/x/crypto/curve25519/internal/field/README +++ /dev/null @@ -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. diff --git a/vendor/golang.org/x/crypto/curve25519/internal/field/fe.go b/vendor/golang.org/x/crypto/curve25519/internal/field/fe.go deleted file mode 100644 index ca841ad99..000000000 --- a/vendor/golang.org/x/crypto/curve25519/internal/field/fe.go +++ /dev/null @@ -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 -} diff --git a/vendor/golang.org/x/crypto/curve25519/internal/field/fe_amd64.go b/vendor/golang.org/x/crypto/curve25519/internal/field/fe_amd64.go deleted file mode 100644 index 70c541692..000000000 --- a/vendor/golang.org/x/crypto/curve25519/internal/field/fe_amd64.go +++ /dev/null @@ -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) diff --git a/vendor/golang.org/x/crypto/curve25519/internal/field/fe_amd64.s b/vendor/golang.org/x/crypto/curve25519/internal/field/fe_amd64.s deleted file mode 100644 index 60817acc4..000000000 --- a/vendor/golang.org/x/crypto/curve25519/internal/field/fe_amd64.s +++ /dev/null @@ -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 diff --git a/vendor/golang.org/x/crypto/curve25519/internal/field/fe_amd64_noasm.go b/vendor/golang.org/x/crypto/curve25519/internal/field/fe_amd64_noasm.go deleted file mode 100644 index 9da280d1d..000000000 --- a/vendor/golang.org/x/crypto/curve25519/internal/field/fe_amd64_noasm.go +++ /dev/null @@ -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) } diff --git a/vendor/golang.org/x/crypto/curve25519/internal/field/fe_arm64.go b/vendor/golang.org/x/crypto/curve25519/internal/field/fe_arm64.go deleted file mode 100644 index 075fe9b92..000000000 --- a/vendor/golang.org/x/crypto/curve25519/internal/field/fe_arm64.go +++ /dev/null @@ -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 -} diff --git a/vendor/golang.org/x/crypto/curve25519/internal/field/fe_arm64.s b/vendor/golang.org/x/crypto/curve25519/internal/field/fe_arm64.s deleted file mode 100644 index 3126a4341..000000000 --- a/vendor/golang.org/x/crypto/curve25519/internal/field/fe_arm64.s +++ /dev/null @@ -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 diff --git a/vendor/golang.org/x/crypto/curve25519/internal/field/fe_arm64_noasm.go b/vendor/golang.org/x/crypto/curve25519/internal/field/fe_arm64_noasm.go deleted file mode 100644 index fc029ac12..000000000 --- a/vendor/golang.org/x/crypto/curve25519/internal/field/fe_arm64_noasm.go +++ /dev/null @@ -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() -} diff --git a/vendor/golang.org/x/crypto/curve25519/internal/field/fe_generic.go b/vendor/golang.org/x/crypto/curve25519/internal/field/fe_generic.go deleted file mode 100644 index 2671217da..000000000 --- a/vendor/golang.org/x/crypto/curve25519/internal/field/fe_generic.go +++ /dev/null @@ -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 -} diff --git a/vendor/golang.org/x/crypto/curve25519/internal/field/sync.checkpoint b/vendor/golang.org/x/crypto/curve25519/internal/field/sync.checkpoint deleted file mode 100644 index e3685f95c..000000000 --- a/vendor/golang.org/x/crypto/curve25519/internal/field/sync.checkpoint +++ /dev/null @@ -1 +0,0 @@ -b0c49ae9f59d233526f8934262c5bbbe14d4358d diff --git a/vendor/golang.org/x/crypto/curve25519/internal/field/sync.sh b/vendor/golang.org/x/crypto/curve25519/internal/field/sync.sh deleted file mode 100644 index 1ba22a8b4..000000000 --- a/vendor/golang.org/x/crypto/curve25519/internal/field/sync.sh +++ /dev/null @@ -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 diff --git a/vendor/golang.org/x/crypto/ed25519/ed25519.go b/vendor/golang.org/x/crypto/ed25519/ed25519.go index a7828345f..59b3a95a7 100644 --- a/vendor/golang.org/x/crypto/ed25519/ed25519.go +++ b/vendor/golang.org/x/crypto/ed25519/ed25519.go @@ -11,9 +11,7 @@ // operations with the same key more efficient. This package refers to the RFC // 8032 private key as the “seed”. // -// Beginning with Go 1.13, the functionality of this package was moved to the -// standard library as crypto/ed25519. This package only acts as a compatibility -// wrapper. +// This package is a wrapper around the standard library crypto/ed25519 package. package ed25519 import ( diff --git a/vendor/golang.org/x/crypto/pbkdf2/pbkdf2.go b/vendor/golang.org/x/crypto/pbkdf2/pbkdf2.go index 904b57e01..28cd99c7f 100644 --- a/vendor/golang.org/x/crypto/pbkdf2/pbkdf2.go +++ b/vendor/golang.org/x/crypto/pbkdf2/pbkdf2.go @@ -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 pbkdf2.Key. */ -package pbkdf2 // import "golang.org/x/crypto/pbkdf2" +package pbkdf2 import ( "crypto/hmac" diff --git a/vendor/golang.org/x/crypto/ripemd160/ripemd160.go b/vendor/golang.org/x/crypto/ripemd160/ripemd160.go index cf3eeb158..b6d33ef07 100644 --- a/vendor/golang.org/x/crypto/ripemd160/ripemd160.go +++ b/vendor/golang.org/x/crypto/ripemd160/ripemd160.go @@ -7,7 +7,7 @@ // 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 // 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 // Preneel with specifications available at: diff --git a/vendor/golang.org/x/crypto/scrypt/scrypt.go b/vendor/golang.org/x/crypto/scrypt/scrypt.go index c971a99fa..76fa40fb2 100644 --- a/vendor/golang.org/x/crypto/scrypt/scrypt.go +++ b/vendor/golang.org/x/crypto/scrypt/scrypt.go @@ -5,7 +5,7 @@ // Package scrypt implements the scrypt key derivation function as defined in // Colin Percival's paper "Stronger Key Derivation via Sequential Memory-Hard // Functions" (https://www.tarsnap.com/scrypt/scrypt.pdf). -package scrypt // import "golang.org/x/crypto/scrypt" +package scrypt import ( "crypto/sha256" diff --git a/vendor/golang.org/x/crypto/sha3/doc.go b/vendor/golang.org/x/crypto/sha3/doc.go index decd8cf9b..7e0230907 100644 --- a/vendor/golang.org/x/crypto/sha3/doc.go +++ b/vendor/golang.org/x/crypto/sha3/doc.go @@ -59,4 +59,4 @@ // They produce output of the same length, with the same security strengths // against all attacks. This means, in particular, that SHA3-256 only has // 128-bit collision resistance, because its output length is 32 bytes. -package sha3 // import "golang.org/x/crypto/sha3" +package sha3 diff --git a/vendor/golang.org/x/crypto/sha3/hashes.go b/vendor/golang.org/x/crypto/sha3/hashes.go index 5eae6cb92..c544b29e5 100644 --- a/vendor/golang.org/x/crypto/sha3/hashes.go +++ b/vendor/golang.org/x/crypto/sha3/hashes.go @@ -9,6 +9,7 @@ package sha3 // bytes. import ( + "crypto" "hash" ) @@ -40,6 +41,13 @@ func New512() hash.Hash { 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 { return &state{rate: 144, outputLen: 28, dsbyte: 0x06} } diff --git a/vendor/golang.org/x/crypto/sha3/register.go b/vendor/golang.org/x/crypto/sha3/register.go deleted file mode 100644 index addfd5049..000000000 --- a/vendor/golang.org/x/crypto/sha3/register.go +++ /dev/null @@ -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) -} diff --git a/vendor/golang.org/x/crypto/ssh/client_auth.go b/vendor/golang.org/x/crypto/ssh/client_auth.go index 9486c5986..b93961010 100644 --- a/vendor/golang.org/x/crypto/ssh/client_auth.go +++ b/vendor/golang.org/x/crypto/ssh/client_auth.go @@ -71,6 +71,10 @@ func (c *connection) clientAuthenticate(config *ClientConfig) error { for auth := AuthMethod(new(noneAuth)); auth != nil; { ok, methods, err := auth.auth(sessionID, config.User, c.transport, config.Rand, extensions) 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 // try. ok = authFailure diff --git a/vendor/golang.org/x/crypto/ssh/doc.go b/vendor/golang.org/x/crypto/ssh/doc.go index edbe63340..f5d352fe3 100644 --- a/vendor/golang.org/x/crypto/ssh/doc.go +++ b/vendor/golang.org/x/crypto/ssh/doc.go @@ -20,4 +20,4 @@ References: This package does not fall under the stability promise of the Go language itself, so its API may be changed when pressing needs arise. */ -package ssh // import "golang.org/x/crypto/ssh" +package ssh diff --git a/vendor/modules.txt b/vendor/modules.txt index 07d9da3eb..2f1c890d1 100644 --- a/vendor/modules.txt +++ b/vendor/modules.txt @@ -1052,8 +1052,8 @@ go.uber.org/multierr # golang.org/x/arch v0.8.0 ## explicit; go 1.18 golang.org/x/arch/x86/x86asm -# golang.org/x/crypto v0.24.0 -## explicit; go 1.18 +# golang.org/x/crypto v0.25.0 +## explicit; go 1.20 golang.org/x/crypto/acme golang.org/x/crypto/acme/autocert golang.org/x/crypto/argon2 @@ -1063,7 +1063,6 @@ golang.org/x/crypto/blake2s golang.org/x/crypto/blowfish golang.org/x/crypto/chacha20 golang.org/x/crypto/curve25519 -golang.org/x/crypto/curve25519/internal/field golang.org/x/crypto/ed25519 golang.org/x/crypto/internal/alias golang.org/x/crypto/internal/poly1305 |