Update dependencies (#2180)
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* Update dependencies

* Fix whatsmeow API changes
This commit is contained in:
Wim
2024-08-27 19:04:05 +02:00
committed by GitHub
parent d16645c952
commit c4157a4d5b
589 changed files with 681707 additions and 198856 deletions

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@@ -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 {

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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
// 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 (

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@@ -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.

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@@ -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
}

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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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@@ -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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@@ -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
}

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@@ -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)

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@@ -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

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@@ -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) }

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@@ -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
}

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@@ -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

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@@ -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()
}

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@@ -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
}

View File

@@ -1 +0,0 @@
b0c49ae9f59d233526f8934262c5bbbe14d4358d

View File

@@ -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

View File

@@ -8,7 +8,7 @@
// HKDF is a cryptographic key derivation function (KDF) with the goal of
// expanding limited input keying material into one or more cryptographically
// strong secret keys.
package hkdf // import "golang.org/x/crypto/hkdf"
package hkdf
import (
"crypto/hmac"

View File

@@ -32,7 +32,7 @@ chunk size.
This package is interoperable with NaCl: https://nacl.cr.yp.to/secretbox.html.
*/
package secretbox // import "golang.org/x/crypto/nacl/secretbox"
package secretbox
import (
"golang.org/x/crypto/internal/alias"

View File

@@ -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"

View File

@@ -3,7 +3,7 @@
// license that can be found in the LICENSE file.
// Package salsa provides low-level access to functions in the Salsa family.
package salsa // import "golang.org/x/crypto/salsa20/salsa"
package salsa
import "math/bits"

View File

@@ -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"

View File

@@ -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

View File

@@ -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

View File

@@ -904,6 +904,10 @@ func (k *skECDSAPublicKey) Verify(data []byte, sig *Signature) error {
return errors.New("ssh: signature did not verify")
}
func (k *skECDSAPublicKey) CryptoPublicKey() crypto.PublicKey {
return &k.PublicKey
}
type skEd25519PublicKey struct {
// application is a URL-like string, typically "ssh:" for SSH.
// see openssh/PROTOCOL.u2f for details.
@@ -1000,6 +1004,10 @@ func (k *skEd25519PublicKey) Verify(data []byte, sig *Signature) error {
return nil
}
func (k *skEd25519PublicKey) CryptoPublicKey() crypto.PublicKey {
return k.PublicKey
}
// NewSignerFromKey takes an *rsa.PrivateKey, *dsa.PrivateKey,
// *ecdsa.PrivateKey or any other crypto.Signer and returns a
// corresponding Signer instance. ECDSA keys must use P-256, P-384 or

View File

@@ -462,6 +462,24 @@ func (p *PartialSuccessError) Error() string {
// It is returned in ServerAuthError.Errors from NewServerConn.
var ErrNoAuth = errors.New("ssh: no auth passed yet")
// BannerError is an error that can be returned by authentication handlers in
// ServerConfig to send a banner message to the client.
type BannerError struct {
Err error
Message string
}
func (b *BannerError) Unwrap() error {
return b.Err
}
func (b *BannerError) Error() string {
if b.Err == nil {
return b.Message
}
return b.Err.Error()
}
func (s *connection) serverAuthenticate(config *ServerConfig) (*Permissions, error) {
sessionID := s.transport.getSessionID()
var cache pubKeyCache
@@ -734,6 +752,18 @@ userAuthLoop:
config.AuthLogCallback(s, userAuthReq.Method, authErr)
}
var bannerErr *BannerError
if errors.As(authErr, &bannerErr) {
if bannerErr.Message != "" {
bannerMsg := &userAuthBannerMsg{
Message: bannerErr.Message,
}
if err := s.transport.writePacket(Marshal(bannerMsg)); err != nil {
return nil, err
}
}
}
if authErr == nil {
break userAuthLoop
}

View File

@@ -22,10 +22,12 @@ func Sort[S ~[]E, E constraints.Ordered](x S) {
// SortFunc sorts the slice x in ascending order as determined by the cmp
// function. This sort is not guaranteed to be stable.
// cmp(a, b) should return a negative number when a < b, a positive number when
// a > b and zero when a == b.
// a > b and zero when a == b or when a is not comparable to b in the sense
// of the formal definition of Strict Weak Ordering.
//
// SortFunc requires that cmp is a strict weak ordering.
// See https://en.wikipedia.org/wiki/Weak_ordering#Strict_weak_orderings.
// To indicate 'uncomparable', return 0 from the function.
func SortFunc[S ~[]E, E any](x S, cmp func(a, b E) int) {
n := len(x)
pdqsortCmpFunc(x, 0, n, bits.Len(uint(n)), cmp)

4
vendor/golang.org/x/image/LICENSE generated vendored
View File

@@ -1,4 +1,4 @@
Copyright (c) 2009 The Go Authors. All rights reserved.
Copyright 2009 The Go Authors.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
@@ -10,7 +10,7 @@ notice, this list of conditions and the following disclaimer.
copyright notice, this list of conditions and the following disclaimer
in the documentation and/or other materials provided with the
distribution.
* Neither the name of Google Inc. nor the names of its
* Neither the name of Google LLC nor the names of its
contributors may be used to endorse or promote products derived from
this software without specific prior written permission.

View File

@@ -17,6 +17,7 @@ package http2 // import "golang.org/x/net/http2"
import (
"bufio"
"context"
"crypto/tls"
"fmt"
"io"
@@ -26,6 +27,7 @@ import (
"strconv"
"strings"
"sync"
"time"
"golang.org/x/net/http/httpguts"
)
@@ -210,12 +212,6 @@ type stringWriter interface {
WriteString(s string) (n int, err error)
}
// A gate lets two goroutines coordinate their activities.
type gate chan struct{}
func (g gate) Done() { g <- struct{}{} }
func (g gate) Wait() { <-g }
// A closeWaiter is like a sync.WaitGroup but only goes 1 to 0 (open to closed).
type closeWaiter chan struct{}
@@ -383,3 +379,14 @@ func validPseudoPath(v string) bool {
// makes that struct also non-comparable, and generally doesn't add
// any size (as long as it's first).
type incomparable [0]func()
// synctestGroupInterface is the methods of synctestGroup used by Server and Transport.
// It's defined as an interface here to let us keep synctestGroup entirely test-only
// and not a part of non-test builds.
type synctestGroupInterface interface {
Join()
Now() time.Time
NewTimer(d time.Duration) timer
AfterFunc(d time.Duration, f func()) timer
ContextWithTimeout(ctx context.Context, d time.Duration) (context.Context, context.CancelFunc)
}

View File

@@ -154,6 +154,39 @@ type Server struct {
// so that we don't embed a Mutex in this struct, which will make the
// struct non-copyable, which might break some callers.
state *serverInternalState
// Synchronization group used for testing.
// Outside of tests, this is nil.
group synctestGroupInterface
}
func (s *Server) markNewGoroutine() {
if s.group != nil {
s.group.Join()
}
}
func (s *Server) now() time.Time {
if s.group != nil {
return s.group.Now()
}
return time.Now()
}
// newTimer creates a new time.Timer, or a synthetic timer in tests.
func (s *Server) newTimer(d time.Duration) timer {
if s.group != nil {
return s.group.NewTimer(d)
}
return timeTimer{time.NewTimer(d)}
}
// afterFunc creates a new time.AfterFunc timer, or a synthetic timer in tests.
func (s *Server) afterFunc(d time.Duration, f func()) timer {
if s.group != nil {
return s.group.AfterFunc(d, f)
}
return timeTimer{time.AfterFunc(d, f)}
}
func (s *Server) initialConnRecvWindowSize() int32 {
@@ -400,6 +433,10 @@ func (o *ServeConnOpts) handler() http.Handler {
//
// The opts parameter is optional. If nil, default values are used.
func (s *Server) ServeConn(c net.Conn, opts *ServeConnOpts) {
s.serveConn(c, opts, nil)
}
func (s *Server) serveConn(c net.Conn, opts *ServeConnOpts, newf func(*serverConn)) {
baseCtx, cancel := serverConnBaseContext(c, opts)
defer cancel()
@@ -426,6 +463,9 @@ func (s *Server) ServeConn(c net.Conn, opts *ServeConnOpts) {
pushEnabled: true,
sawClientPreface: opts.SawClientPreface,
}
if newf != nil {
newf(sc)
}
s.state.registerConn(sc)
defer s.state.unregisterConn(sc)
@@ -599,8 +639,8 @@ type serverConn struct {
inFrameScheduleLoop bool // whether we're in the scheduleFrameWrite loop
needToSendGoAway bool // we need to schedule a GOAWAY frame write
goAwayCode ErrCode
shutdownTimer *time.Timer // nil until used
idleTimer *time.Timer // nil if unused
shutdownTimer timer // nil until used
idleTimer timer // nil if unused
// Owned by the writeFrameAsync goroutine:
headerWriteBuf bytes.Buffer
@@ -649,12 +689,12 @@ type stream struct {
flow outflow // limits writing from Handler to client
inflow inflow // what the client is allowed to POST/etc to us
state streamState
resetQueued bool // RST_STREAM queued for write; set by sc.resetStream
gotTrailerHeader bool // HEADER frame for trailers was seen
wroteHeaders bool // whether we wrote headers (not status 100)
readDeadline *time.Timer // nil if unused
writeDeadline *time.Timer // nil if unused
closeErr error // set before cw is closed
resetQueued bool // RST_STREAM queued for write; set by sc.resetStream
gotTrailerHeader bool // HEADER frame for trailers was seen
wroteHeaders bool // whether we wrote headers (not status 100)
readDeadline timer // nil if unused
writeDeadline timer // nil if unused
closeErr error // set before cw is closed
trailer http.Header // accumulated trailers
reqTrailer http.Header // handler's Request.Trailer
@@ -811,8 +851,9 @@ type readFrameResult struct {
// consumer is done with the frame.
// It's run on its own goroutine.
func (sc *serverConn) readFrames() {
gate := make(gate)
gateDone := gate.Done
sc.srv.markNewGoroutine()
gate := make(chan struct{})
gateDone := func() { gate <- struct{}{} }
for {
f, err := sc.framer.ReadFrame()
select {
@@ -843,6 +884,7 @@ type frameWriteResult struct {
// At most one goroutine can be running writeFrameAsync at a time per
// serverConn.
func (sc *serverConn) writeFrameAsync(wr FrameWriteRequest, wd *writeData) {
sc.srv.markNewGoroutine()
var err error
if wd == nil {
err = wr.write.writeFrame(sc)
@@ -922,13 +964,13 @@ func (sc *serverConn) serve() {
sc.setConnState(http.StateIdle)
if sc.srv.IdleTimeout > 0 {
sc.idleTimer = time.AfterFunc(sc.srv.IdleTimeout, sc.onIdleTimer)
sc.idleTimer = sc.srv.afterFunc(sc.srv.IdleTimeout, sc.onIdleTimer)
defer sc.idleTimer.Stop()
}
go sc.readFrames() // closed by defer sc.conn.Close above
settingsTimer := time.AfterFunc(firstSettingsTimeout, sc.onSettingsTimer)
settingsTimer := sc.srv.afterFunc(firstSettingsTimeout, sc.onSettingsTimer)
defer settingsTimer.Stop()
loopNum := 0
@@ -1057,10 +1099,10 @@ func (sc *serverConn) readPreface() error {
errc <- nil
}
}()
timer := time.NewTimer(prefaceTimeout) // TODO: configurable on *Server?
timer := sc.srv.newTimer(prefaceTimeout) // TODO: configurable on *Server?
defer timer.Stop()
select {
case <-timer.C:
case <-timer.C():
return errPrefaceTimeout
case err := <-errc:
if err == nil {
@@ -1425,7 +1467,7 @@ func (sc *serverConn) goAway(code ErrCode) {
func (sc *serverConn) shutDownIn(d time.Duration) {
sc.serveG.check()
sc.shutdownTimer = time.AfterFunc(d, sc.onShutdownTimer)
sc.shutdownTimer = sc.srv.afterFunc(d, sc.onShutdownTimer)
}
func (sc *serverConn) resetStream(se StreamError) {
@@ -1639,7 +1681,7 @@ func (sc *serverConn) closeStream(st *stream, err error) {
delete(sc.streams, st.id)
if len(sc.streams) == 0 {
sc.setConnState(http.StateIdle)
if sc.srv.IdleTimeout > 0 {
if sc.srv.IdleTimeout > 0 && sc.idleTimer != nil {
sc.idleTimer.Reset(sc.srv.IdleTimeout)
}
if h1ServerKeepAlivesDisabled(sc.hs) {
@@ -1661,6 +1703,7 @@ func (sc *serverConn) closeStream(st *stream, err error) {
}
}
st.closeErr = err
st.cancelCtx()
st.cw.Close() // signals Handler's CloseNotifier, unblocks writes, etc
sc.writeSched.CloseStream(st.id)
}
@@ -2021,7 +2064,7 @@ func (sc *serverConn) processHeaders(f *MetaHeadersFrame) error {
// (in Go 1.8), though. That's a more sane option anyway.
if sc.hs.ReadTimeout > 0 {
sc.conn.SetReadDeadline(time.Time{})
st.readDeadline = time.AfterFunc(sc.hs.ReadTimeout, st.onReadTimeout)
st.readDeadline = sc.srv.afterFunc(sc.hs.ReadTimeout, st.onReadTimeout)
}
return sc.scheduleHandler(id, rw, req, handler)
@@ -2119,7 +2162,7 @@ func (sc *serverConn) newStream(id, pusherID uint32, state streamState) *stream
st.flow.add(sc.initialStreamSendWindowSize)
st.inflow.init(sc.srv.initialStreamRecvWindowSize())
if sc.hs.WriteTimeout > 0 {
st.writeDeadline = time.AfterFunc(sc.hs.WriteTimeout, st.onWriteTimeout)
st.writeDeadline = sc.srv.afterFunc(sc.hs.WriteTimeout, st.onWriteTimeout)
}
sc.streams[id] = st
@@ -2343,6 +2386,7 @@ func (sc *serverConn) handlerDone() {
// Run on its own goroutine.
func (sc *serverConn) runHandler(rw *responseWriter, req *http.Request, handler func(http.ResponseWriter, *http.Request)) {
sc.srv.markNewGoroutine()
defer sc.sendServeMsg(handlerDoneMsg)
didPanic := true
defer func() {
@@ -2639,7 +2683,7 @@ func (rws *responseWriterState) writeChunk(p []byte) (n int, err error) {
var date string
if _, ok := rws.snapHeader["Date"]; !ok {
// TODO(bradfitz): be faster here, like net/http? measure.
date = time.Now().UTC().Format(http.TimeFormat)
date = rws.conn.srv.now().UTC().Format(http.TimeFormat)
}
for _, v := range rws.snapHeader["Trailer"] {
@@ -2761,7 +2805,7 @@ func (rws *responseWriterState) promoteUndeclaredTrailers() {
func (w *responseWriter) SetReadDeadline(deadline time.Time) error {
st := w.rws.stream
if !deadline.IsZero() && deadline.Before(time.Now()) {
if !deadline.IsZero() && deadline.Before(w.rws.conn.srv.now()) {
// If we're setting a deadline in the past, reset the stream immediately
// so writes after SetWriteDeadline returns will fail.
st.onReadTimeout()
@@ -2777,9 +2821,9 @@ func (w *responseWriter) SetReadDeadline(deadline time.Time) error {
if deadline.IsZero() {
st.readDeadline = nil
} else if st.readDeadline == nil {
st.readDeadline = time.AfterFunc(deadline.Sub(time.Now()), st.onReadTimeout)
st.readDeadline = sc.srv.afterFunc(deadline.Sub(sc.srv.now()), st.onReadTimeout)
} else {
st.readDeadline.Reset(deadline.Sub(time.Now()))
st.readDeadline.Reset(deadline.Sub(sc.srv.now()))
}
})
return nil
@@ -2787,7 +2831,7 @@ func (w *responseWriter) SetReadDeadline(deadline time.Time) error {
func (w *responseWriter) SetWriteDeadline(deadline time.Time) error {
st := w.rws.stream
if !deadline.IsZero() && deadline.Before(time.Now()) {
if !deadline.IsZero() && deadline.Before(w.rws.conn.srv.now()) {
// If we're setting a deadline in the past, reset the stream immediately
// so writes after SetWriteDeadline returns will fail.
st.onWriteTimeout()
@@ -2803,9 +2847,9 @@ func (w *responseWriter) SetWriteDeadline(deadline time.Time) error {
if deadline.IsZero() {
st.writeDeadline = nil
} else if st.writeDeadline == nil {
st.writeDeadline = time.AfterFunc(deadline.Sub(time.Now()), st.onWriteTimeout)
st.writeDeadline = sc.srv.afterFunc(deadline.Sub(sc.srv.now()), st.onWriteTimeout)
} else {
st.writeDeadline.Reset(deadline.Sub(time.Now()))
st.writeDeadline.Reset(deadline.Sub(sc.srv.now()))
}
})
return nil

View File

@@ -1,331 +0,0 @@
// Copyright 2024 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 http2
import (
"context"
"sync"
"time"
)
// testSyncHooks coordinates goroutines in tests.
//
// For example, a call to ClientConn.RoundTrip involves several goroutines, including:
// - the goroutine running RoundTrip;
// - the clientStream.doRequest goroutine, which writes the request; and
// - the clientStream.readLoop goroutine, which reads the response.
//
// Using testSyncHooks, a test can start a RoundTrip and identify when all these goroutines
// are blocked waiting for some condition such as reading the Request.Body or waiting for
// flow control to become available.
//
// The testSyncHooks also manage timers and synthetic time in tests.
// This permits us to, for example, start a request and cause it to time out waiting for
// response headers without resorting to time.Sleep calls.
type testSyncHooks struct {
// active/inactive act as a mutex and condition variable.
//
// - neither chan contains a value: testSyncHooks is locked.
// - active contains a value: unlocked, and at least one goroutine is not blocked
// - inactive contains a value: unlocked, and all goroutines are blocked
active chan struct{}
inactive chan struct{}
// goroutine counts
total int // total goroutines
condwait map[*sync.Cond]int // blocked in sync.Cond.Wait
blocked []*testBlockedGoroutine // otherwise blocked
// fake time
now time.Time
timers []*fakeTimer
// Transport testing: Report various events.
newclientconn func(*ClientConn)
newstream func(*clientStream)
}
// testBlockedGoroutine is a blocked goroutine.
type testBlockedGoroutine struct {
f func() bool // blocked until f returns true
ch chan struct{} // closed when unblocked
}
func newTestSyncHooks() *testSyncHooks {
h := &testSyncHooks{
active: make(chan struct{}, 1),
inactive: make(chan struct{}, 1),
condwait: map[*sync.Cond]int{},
}
h.inactive <- struct{}{}
h.now = time.Date(2000, 1, 1, 0, 0, 0, 0, time.UTC)
return h
}
// lock acquires the testSyncHooks mutex.
func (h *testSyncHooks) lock() {
select {
case <-h.active:
case <-h.inactive:
}
}
// waitInactive waits for all goroutines to become inactive.
func (h *testSyncHooks) waitInactive() {
for {
<-h.inactive
if !h.unlock() {
break
}
}
}
// unlock releases the testSyncHooks mutex.
// It reports whether any goroutines are active.
func (h *testSyncHooks) unlock() (active bool) {
// Look for a blocked goroutine which can be unblocked.
blocked := h.blocked[:0]
unblocked := false
for _, b := range h.blocked {
if !unblocked && b.f() {
unblocked = true
close(b.ch)
} else {
blocked = append(blocked, b)
}
}
h.blocked = blocked
// Count goroutines blocked on condition variables.
condwait := 0
for _, count := range h.condwait {
condwait += count
}
if h.total > condwait+len(blocked) {
h.active <- struct{}{}
return true
} else {
h.inactive <- struct{}{}
return false
}
}
// goRun starts a new goroutine.
func (h *testSyncHooks) goRun(f func()) {
h.lock()
h.total++
h.unlock()
go func() {
defer func() {
h.lock()
h.total--
h.unlock()
}()
f()
}()
}
// blockUntil indicates that a goroutine is blocked waiting for some condition to become true.
// It waits until f returns true before proceeding.
//
// Example usage:
//
// h.blockUntil(func() bool {
// // Is the context done yet?
// select {
// case <-ctx.Done():
// default:
// return false
// }
// return true
// })
// // Wait for the context to become done.
// <-ctx.Done()
//
// The function f passed to blockUntil must be non-blocking and idempotent.
func (h *testSyncHooks) blockUntil(f func() bool) {
if f() {
return
}
ch := make(chan struct{})
h.lock()
h.blocked = append(h.blocked, &testBlockedGoroutine{
f: f,
ch: ch,
})
h.unlock()
<-ch
}
// broadcast is sync.Cond.Broadcast.
func (h *testSyncHooks) condBroadcast(cond *sync.Cond) {
h.lock()
delete(h.condwait, cond)
h.unlock()
cond.Broadcast()
}
// broadcast is sync.Cond.Wait.
func (h *testSyncHooks) condWait(cond *sync.Cond) {
h.lock()
h.condwait[cond]++
h.unlock()
}
// newTimer creates a new fake timer.
func (h *testSyncHooks) newTimer(d time.Duration) timer {
h.lock()
defer h.unlock()
t := &fakeTimer{
hooks: h,
when: h.now.Add(d),
c: make(chan time.Time),
}
h.timers = append(h.timers, t)
return t
}
// afterFunc creates a new fake AfterFunc timer.
func (h *testSyncHooks) afterFunc(d time.Duration, f func()) timer {
h.lock()
defer h.unlock()
t := &fakeTimer{
hooks: h,
when: h.now.Add(d),
f: f,
}
h.timers = append(h.timers, t)
return t
}
func (h *testSyncHooks) contextWithTimeout(ctx context.Context, d time.Duration) (context.Context, context.CancelFunc) {
ctx, cancel := context.WithCancel(ctx)
t := h.afterFunc(d, cancel)
return ctx, func() {
t.Stop()
cancel()
}
}
func (h *testSyncHooks) timeUntilEvent() time.Duration {
h.lock()
defer h.unlock()
var next time.Time
for _, t := range h.timers {
if next.IsZero() || t.when.Before(next) {
next = t.when
}
}
if d := next.Sub(h.now); d > 0 {
return d
}
return 0
}
// advance advances time and causes synthetic timers to fire.
func (h *testSyncHooks) advance(d time.Duration) {
h.lock()
defer h.unlock()
h.now = h.now.Add(d)
timers := h.timers[:0]
for _, t := range h.timers {
t := t // remove after go.mod depends on go1.22
t.mu.Lock()
switch {
case t.when.After(h.now):
timers = append(timers, t)
case t.when.IsZero():
// stopped timer
default:
t.when = time.Time{}
if t.c != nil {
close(t.c)
}
if t.f != nil {
h.total++
go func() {
defer func() {
h.lock()
h.total--
h.unlock()
}()
t.f()
}()
}
}
t.mu.Unlock()
}
h.timers = timers
}
// A timer wraps a time.Timer, or a synthetic equivalent in tests.
// Unlike time.Timer, timer is single-use: The timer channel is closed when the timer expires.
type timer interface {
C() <-chan time.Time
Stop() bool
Reset(d time.Duration) bool
}
// timeTimer implements timer using real time.
type timeTimer struct {
t *time.Timer
c chan time.Time
}
// newTimeTimer creates a new timer using real time.
func newTimeTimer(d time.Duration) timer {
ch := make(chan time.Time)
t := time.AfterFunc(d, func() {
close(ch)
})
return &timeTimer{t, ch}
}
// newTimeAfterFunc creates an AfterFunc timer using real time.
func newTimeAfterFunc(d time.Duration, f func()) timer {
return &timeTimer{
t: time.AfterFunc(d, f),
}
}
func (t timeTimer) C() <-chan time.Time { return t.c }
func (t timeTimer) Stop() bool { return t.t.Stop() }
func (t timeTimer) Reset(d time.Duration) bool { return t.t.Reset(d) }
// fakeTimer implements timer using fake time.
type fakeTimer struct {
hooks *testSyncHooks
mu sync.Mutex
when time.Time // when the timer will fire
c chan time.Time // closed when the timer fires; mutually exclusive with f
f func() // called when the timer fires; mutually exclusive with c
}
func (t *fakeTimer) C() <-chan time.Time { return t.c }
func (t *fakeTimer) Stop() bool {
t.mu.Lock()
defer t.mu.Unlock()
stopped := t.when.IsZero()
t.when = time.Time{}
return stopped
}
func (t *fakeTimer) Reset(d time.Duration) bool {
if t.c != nil || t.f == nil {
panic("fakeTimer only supports Reset on AfterFunc timers")
}
t.mu.Lock()
defer t.mu.Unlock()
t.hooks.lock()
defer t.hooks.unlock()
active := !t.when.IsZero()
t.when = t.hooks.now.Add(d)
if !active {
t.hooks.timers = append(t.hooks.timers, t)
}
return active
}

20
vendor/golang.org/x/net/http2/timer.go generated vendored Normal file
View File

@@ -0,0 +1,20 @@
// Copyright 2024 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 http2
import "time"
// A timer is a time.Timer, as an interface which can be replaced in tests.
type timer = interface {
C() <-chan time.Time
Reset(d time.Duration) bool
Stop() bool
}
// timeTimer adapts a time.Timer to the timer interface.
type timeTimer struct {
*time.Timer
}
func (t timeTimer) C() <-chan time.Time { return t.Timer.C }

View File

@@ -185,7 +185,45 @@ type Transport struct {
connPoolOnce sync.Once
connPoolOrDef ClientConnPool // non-nil version of ConnPool
syncHooks *testSyncHooks
*transportTestHooks
}
// Hook points used for testing.
// Outside of tests, t.transportTestHooks is nil and these all have minimal implementations.
// Inside tests, see the testSyncHooks function docs.
type transportTestHooks struct {
newclientconn func(*ClientConn)
group synctestGroupInterface
}
func (t *Transport) markNewGoroutine() {
if t != nil && t.transportTestHooks != nil {
t.transportTestHooks.group.Join()
}
}
// newTimer creates a new time.Timer, or a synthetic timer in tests.
func (t *Transport) newTimer(d time.Duration) timer {
if t.transportTestHooks != nil {
return t.transportTestHooks.group.NewTimer(d)
}
return timeTimer{time.NewTimer(d)}
}
// afterFunc creates a new time.AfterFunc timer, or a synthetic timer in tests.
func (t *Transport) afterFunc(d time.Duration, f func()) timer {
if t.transportTestHooks != nil {
return t.transportTestHooks.group.AfterFunc(d, f)
}
return timeTimer{time.AfterFunc(d, f)}
}
func (t *Transport) contextWithTimeout(ctx context.Context, d time.Duration) (context.Context, context.CancelFunc) {
if t.transportTestHooks != nil {
return t.transportTestHooks.group.ContextWithTimeout(ctx, d)
}
return context.WithTimeout(ctx, d)
}
func (t *Transport) maxHeaderListSize() uint32 {
@@ -352,60 +390,6 @@ type ClientConn struct {
werr error // first write error that has occurred
hbuf bytes.Buffer // HPACK encoder writes into this
henc *hpack.Encoder
syncHooks *testSyncHooks // can be nil
}
// Hook points used for testing.
// Outside of tests, cc.syncHooks is nil and these all have minimal implementations.
// Inside tests, see the testSyncHooks function docs.
// goRun starts a new goroutine.
func (cc *ClientConn) goRun(f func()) {
if cc.syncHooks != nil {
cc.syncHooks.goRun(f)
return
}
go f()
}
// condBroadcast is cc.cond.Broadcast.
func (cc *ClientConn) condBroadcast() {
if cc.syncHooks != nil {
cc.syncHooks.condBroadcast(cc.cond)
}
cc.cond.Broadcast()
}
// condWait is cc.cond.Wait.
func (cc *ClientConn) condWait() {
if cc.syncHooks != nil {
cc.syncHooks.condWait(cc.cond)
}
cc.cond.Wait()
}
// newTimer creates a new time.Timer, or a synthetic timer in tests.
func (cc *ClientConn) newTimer(d time.Duration) timer {
if cc.syncHooks != nil {
return cc.syncHooks.newTimer(d)
}
return newTimeTimer(d)
}
// afterFunc creates a new time.AfterFunc timer, or a synthetic timer in tests.
func (cc *ClientConn) afterFunc(d time.Duration, f func()) timer {
if cc.syncHooks != nil {
return cc.syncHooks.afterFunc(d, f)
}
return newTimeAfterFunc(d, f)
}
func (cc *ClientConn) contextWithTimeout(ctx context.Context, d time.Duration) (context.Context, context.CancelFunc) {
if cc.syncHooks != nil {
return cc.syncHooks.contextWithTimeout(ctx, d)
}
return context.WithTimeout(ctx, d)
}
// clientStream is the state for a single HTTP/2 stream. One of these
@@ -487,7 +471,7 @@ func (cs *clientStream) abortStreamLocked(err error) {
// TODO(dneil): Clean up tests where cs.cc.cond is nil.
if cs.cc.cond != nil {
// Wake up writeRequestBody if it is waiting on flow control.
cs.cc.condBroadcast()
cs.cc.cond.Broadcast()
}
}
@@ -497,7 +481,7 @@ func (cs *clientStream) abortRequestBodyWrite() {
defer cc.mu.Unlock()
if cs.reqBody != nil && cs.reqBodyClosed == nil {
cs.closeReqBodyLocked()
cc.condBroadcast()
cc.cond.Broadcast()
}
}
@@ -507,10 +491,11 @@ func (cs *clientStream) closeReqBodyLocked() {
}
cs.reqBodyClosed = make(chan struct{})
reqBodyClosed := cs.reqBodyClosed
cs.cc.goRun(func() {
go func() {
cs.cc.t.markNewGoroutine()
cs.reqBody.Close()
close(reqBodyClosed)
})
}()
}
type stickyErrWriter struct {
@@ -626,21 +611,7 @@ func (t *Transport) RoundTripOpt(req *http.Request, opt RoundTripOpt) (*http.Res
backoff := float64(uint(1) << (uint(retry) - 1))
backoff += backoff * (0.1 * mathrand.Float64())
d := time.Second * time.Duration(backoff)
var tm timer
if t.syncHooks != nil {
tm = t.syncHooks.newTimer(d)
t.syncHooks.blockUntil(func() bool {
select {
case <-tm.C():
case <-req.Context().Done():
default:
return false
}
return true
})
} else {
tm = newTimeTimer(d)
}
tm := t.newTimer(d)
select {
case <-tm.C():
t.vlogf("RoundTrip retrying after failure: %v", roundTripErr)
@@ -725,8 +696,8 @@ func canRetryError(err error) bool {
}
func (t *Transport) dialClientConn(ctx context.Context, addr string, singleUse bool) (*ClientConn, error) {
if t.syncHooks != nil {
return t.newClientConn(nil, singleUse, t.syncHooks)
if t.transportTestHooks != nil {
return t.newClientConn(nil, singleUse)
}
host, _, err := net.SplitHostPort(addr)
if err != nil {
@@ -736,7 +707,7 @@ func (t *Transport) dialClientConn(ctx context.Context, addr string, singleUse b
if err != nil {
return nil, err
}
return t.newClientConn(tconn, singleUse, nil)
return t.newClientConn(tconn, singleUse)
}
func (t *Transport) newTLSConfig(host string) *tls.Config {
@@ -802,10 +773,10 @@ func (t *Transport) maxEncoderHeaderTableSize() uint32 {
}
func (t *Transport) NewClientConn(c net.Conn) (*ClientConn, error) {
return t.newClientConn(c, t.disableKeepAlives(), nil)
return t.newClientConn(c, t.disableKeepAlives())
}
func (t *Transport) newClientConn(c net.Conn, singleUse bool, hooks *testSyncHooks) (*ClientConn, error) {
func (t *Transport) newClientConn(c net.Conn, singleUse bool) (*ClientConn, error) {
cc := &ClientConn{
t: t,
tconn: c,
@@ -820,16 +791,12 @@ func (t *Transport) newClientConn(c net.Conn, singleUse bool, hooks *testSyncHoo
wantSettingsAck: true,
pings: make(map[[8]byte]chan struct{}),
reqHeaderMu: make(chan struct{}, 1),
syncHooks: hooks,
}
if hooks != nil {
hooks.newclientconn(cc)
if t.transportTestHooks != nil {
t.markNewGoroutine()
t.transportTestHooks.newclientconn(cc)
c = cc.tconn
}
if d := t.idleConnTimeout(); d != 0 {
cc.idleTimeout = d
cc.idleTimer = cc.afterFunc(d, cc.onIdleTimeout)
}
if VerboseLogs {
t.vlogf("http2: Transport creating client conn %p to %v", cc, c.RemoteAddr())
}
@@ -860,10 +827,6 @@ func (t *Transport) newClientConn(c net.Conn, singleUse bool, hooks *testSyncHoo
cc.henc.SetMaxDynamicTableSizeLimit(t.maxEncoderHeaderTableSize())
cc.peerMaxHeaderTableSize = initialHeaderTableSize
if t.AllowHTTP {
cc.nextStreamID = 3
}
if cs, ok := c.(connectionStater); ok {
state := cs.ConnectionState()
cc.tlsState = &state
@@ -893,7 +856,13 @@ func (t *Transport) newClientConn(c net.Conn, singleUse bool, hooks *testSyncHoo
return nil, cc.werr
}
cc.goRun(cc.readLoop)
// Start the idle timer after the connection is fully initialized.
if d := t.idleConnTimeout(); d != 0 {
cc.idleTimeout = d
cc.idleTimer = t.afterFunc(d, cc.onIdleTimeout)
}
go cc.readLoop()
return cc, nil
}
@@ -901,7 +870,7 @@ func (cc *ClientConn) healthCheck() {
pingTimeout := cc.t.pingTimeout()
// We don't need to periodically ping in the health check, because the readLoop of ClientConn will
// trigger the healthCheck again if there is no frame received.
ctx, cancel := cc.contextWithTimeout(context.Background(), pingTimeout)
ctx, cancel := cc.t.contextWithTimeout(context.Background(), pingTimeout)
defer cancel()
cc.vlogf("http2: Transport sending health check")
err := cc.Ping(ctx)
@@ -1144,7 +1113,8 @@ func (cc *ClientConn) Shutdown(ctx context.Context) error {
// Wait for all in-flight streams to complete or connection to close
done := make(chan struct{})
cancelled := false // guarded by cc.mu
cc.goRun(func() {
go func() {
cc.t.markNewGoroutine()
cc.mu.Lock()
defer cc.mu.Unlock()
for {
@@ -1156,9 +1126,9 @@ func (cc *ClientConn) Shutdown(ctx context.Context) error {
if cancelled {
break
}
cc.condWait()
cc.cond.Wait()
}
})
}()
shutdownEnterWaitStateHook()
select {
case <-done:
@@ -1168,7 +1138,7 @@ func (cc *ClientConn) Shutdown(ctx context.Context) error {
cc.mu.Lock()
// Free the goroutine above
cancelled = true
cc.condBroadcast()
cc.cond.Broadcast()
cc.mu.Unlock()
return ctx.Err()
}
@@ -1206,7 +1176,7 @@ func (cc *ClientConn) closeForError(err error) {
for _, cs := range cc.streams {
cs.abortStreamLocked(err)
}
cc.condBroadcast()
cc.cond.Broadcast()
cc.mu.Unlock()
cc.closeConn()
}
@@ -1321,23 +1291,30 @@ func (cc *ClientConn) roundTrip(req *http.Request, streamf func(*clientStream))
respHeaderRecv: make(chan struct{}),
donec: make(chan struct{}),
}
cc.goRun(func() {
cs.doRequest(req)
})
// TODO(bradfitz): this is a copy of the logic in net/http. Unify somewhere?
if !cc.t.disableCompression() &&
req.Header.Get("Accept-Encoding") == "" &&
req.Header.Get("Range") == "" &&
!cs.isHead {
// Request gzip only, not deflate. Deflate is ambiguous and
// not as universally supported anyway.
// See: https://zlib.net/zlib_faq.html#faq39
//
// Note that we don't request this for HEAD requests,
// due to a bug in nginx:
// http://trac.nginx.org/nginx/ticket/358
// https://golang.org/issue/5522
//
// We don't request gzip if the request is for a range, since
// auto-decoding a portion of a gzipped document will just fail
// anyway. See https://golang.org/issue/8923
cs.requestedGzip = true
}
go cs.doRequest(req, streamf)
waitDone := func() error {
if cc.syncHooks != nil {
cc.syncHooks.blockUntil(func() bool {
select {
case <-cs.donec:
case <-ctx.Done():
case <-cs.reqCancel:
default:
return false
}
return true
})
}
select {
case <-cs.donec:
return nil
@@ -1398,24 +1375,7 @@ func (cc *ClientConn) roundTrip(req *http.Request, streamf func(*clientStream))
return err
}
if streamf != nil {
streamf(cs)
}
for {
if cc.syncHooks != nil {
cc.syncHooks.blockUntil(func() bool {
select {
case <-cs.respHeaderRecv:
case <-cs.abort:
case <-ctx.Done():
case <-cs.reqCancel:
default:
return false
}
return true
})
}
select {
case <-cs.respHeaderRecv:
return handleResponseHeaders()
@@ -1445,8 +1405,9 @@ func (cc *ClientConn) roundTrip(req *http.Request, streamf func(*clientStream))
// doRequest runs for the duration of the request lifetime.
//
// It sends the request and performs post-request cleanup (closing Request.Body, etc.).
func (cs *clientStream) doRequest(req *http.Request) {
err := cs.writeRequest(req)
func (cs *clientStream) doRequest(req *http.Request, streamf func(*clientStream)) {
cs.cc.t.markNewGoroutine()
err := cs.writeRequest(req, streamf)
cs.cleanupWriteRequest(err)
}
@@ -1457,7 +1418,7 @@ func (cs *clientStream) doRequest(req *http.Request) {
//
// It returns non-nil if the request ends otherwise.
// If the returned error is StreamError, the error Code may be used in resetting the stream.
func (cs *clientStream) writeRequest(req *http.Request) (err error) {
func (cs *clientStream) writeRequest(req *http.Request, streamf func(*clientStream)) (err error) {
cc := cs.cc
ctx := cs.ctx
@@ -1471,21 +1432,6 @@ func (cs *clientStream) writeRequest(req *http.Request) (err error) {
if cc.reqHeaderMu == nil {
panic("RoundTrip on uninitialized ClientConn") // for tests
}
var newStreamHook func(*clientStream)
if cc.syncHooks != nil {
newStreamHook = cc.syncHooks.newstream
cc.syncHooks.blockUntil(func() bool {
select {
case cc.reqHeaderMu <- struct{}{}:
<-cc.reqHeaderMu
case <-cs.reqCancel:
case <-ctx.Done():
default:
return false
}
return true
})
}
select {
case cc.reqHeaderMu <- struct{}{}:
case <-cs.reqCancel:
@@ -1510,28 +1456,8 @@ func (cs *clientStream) writeRequest(req *http.Request) (err error) {
}
cc.mu.Unlock()
if newStreamHook != nil {
newStreamHook(cs)
}
// TODO(bradfitz): this is a copy of the logic in net/http. Unify somewhere?
if !cc.t.disableCompression() &&
req.Header.Get("Accept-Encoding") == "" &&
req.Header.Get("Range") == "" &&
!cs.isHead {
// Request gzip only, not deflate. Deflate is ambiguous and
// not as universally supported anyway.
// See: https://zlib.net/zlib_faq.html#faq39
//
// Note that we don't request this for HEAD requests,
// due to a bug in nginx:
// http://trac.nginx.org/nginx/ticket/358
// https://golang.org/issue/5522
//
// We don't request gzip if the request is for a range, since
// auto-decoding a portion of a gzipped document will just fail
// anyway. See https://golang.org/issue/8923
cs.requestedGzip = true
if streamf != nil {
streamf(cs)
}
continueTimeout := cc.t.expectContinueTimeout()
@@ -1594,7 +1520,7 @@ func (cs *clientStream) writeRequest(req *http.Request) (err error) {
var respHeaderTimer <-chan time.Time
var respHeaderRecv chan struct{}
if d := cc.responseHeaderTimeout(); d != 0 {
timer := cc.newTimer(d)
timer := cc.t.newTimer(d)
defer timer.Stop()
respHeaderTimer = timer.C()
respHeaderRecv = cs.respHeaderRecv
@@ -1603,21 +1529,6 @@ func (cs *clientStream) writeRequest(req *http.Request) (err error) {
// or until the request is aborted (via context, error, or otherwise),
// whichever comes first.
for {
if cc.syncHooks != nil {
cc.syncHooks.blockUntil(func() bool {
select {
case <-cs.peerClosed:
case <-respHeaderTimer:
case <-respHeaderRecv:
case <-cs.abort:
case <-ctx.Done():
case <-cs.reqCancel:
default:
return false
}
return true
})
}
select {
case <-cs.peerClosed:
return nil
@@ -1766,7 +1677,7 @@ func (cc *ClientConn) awaitOpenSlotForStreamLocked(cs *clientStream) error {
return nil
}
cc.pendingRequests++
cc.condWait()
cc.cond.Wait()
cc.pendingRequests--
select {
case <-cs.abort:
@@ -2028,7 +1939,7 @@ func (cs *clientStream) awaitFlowControl(maxBytes int) (taken int32, err error)
cs.flow.take(take)
return take, nil
}
cc.condWait()
cc.cond.Wait()
}
}
@@ -2311,7 +2222,7 @@ func (cc *ClientConn) forgetStreamID(id uint32) {
}
// Wake up writeRequestBody via clientStream.awaitFlowControl and
// wake up RoundTrip if there is a pending request.
cc.condBroadcast()
cc.cond.Broadcast()
closeOnIdle := cc.singleUse || cc.doNotReuse || cc.t.disableKeepAlives() || cc.goAway != nil
if closeOnIdle && cc.streamsReserved == 0 && len(cc.streams) == 0 {
@@ -2333,6 +2244,7 @@ type clientConnReadLoop struct {
// readLoop runs in its own goroutine and reads and dispatches frames.
func (cc *ClientConn) readLoop() {
cc.t.markNewGoroutine()
rl := &clientConnReadLoop{cc: cc}
defer rl.cleanup()
cc.readerErr = rl.run()
@@ -2399,7 +2311,7 @@ func (rl *clientConnReadLoop) cleanup() {
cs.abortStreamLocked(err)
}
}
cc.condBroadcast()
cc.cond.Broadcast()
cc.mu.Unlock()
}
@@ -2436,7 +2348,7 @@ func (rl *clientConnReadLoop) run() error {
readIdleTimeout := cc.t.ReadIdleTimeout
var t timer
if readIdleTimeout != 0 {
t = cc.afterFunc(readIdleTimeout, cc.healthCheck)
t = cc.t.afterFunc(readIdleTimeout, cc.healthCheck)
}
for {
f, err := cc.fr.ReadFrame()
@@ -3034,7 +2946,7 @@ func (rl *clientConnReadLoop) processSettingsNoWrite(f *SettingsFrame) error {
for _, cs := range cc.streams {
cs.flow.add(delta)
}
cc.condBroadcast()
cc.cond.Broadcast()
cc.initialWindowSize = s.Val
case SettingHeaderTableSize:
@@ -3089,7 +3001,7 @@ func (rl *clientConnReadLoop) processWindowUpdate(f *WindowUpdateFrame) error {
return ConnectionError(ErrCodeFlowControl)
}
cc.condBroadcast()
cc.cond.Broadcast()
return nil
}
@@ -3133,7 +3045,8 @@ func (cc *ClientConn) Ping(ctx context.Context) error {
}
var pingError error
errc := make(chan struct{})
cc.goRun(func() {
go func() {
cc.t.markNewGoroutine()
cc.wmu.Lock()
defer cc.wmu.Unlock()
if pingError = cc.fr.WritePing(false, p); pingError != nil {
@@ -3144,20 +3057,7 @@ func (cc *ClientConn) Ping(ctx context.Context) error {
close(errc)
return
}
})
if cc.syncHooks != nil {
cc.syncHooks.blockUntil(func() bool {
select {
case <-c:
case <-errc:
case <-ctx.Done():
case <-cc.readerDone:
default:
return false
}
return true
})
}
}()
select {
case <-c:
return nil

View File

@@ -443,8 +443,8 @@ func (ws *priorityWriteScheduler) addClosedOrIdleNode(list *[]*priorityNode, max
}
func (ws *priorityWriteScheduler) removeNode(n *priorityNode) {
for k := n.kids; k != nil; k = k.next {
k.setParent(n.parent)
for n.kids != nil {
n.kids.setParent(n.parent)
}
n.setParent(nil)
delete(ws.nodes, n.id)

View File

@@ -137,9 +137,7 @@ func (p *PerHost) AddNetwork(net *net.IPNet) {
// AddZone specifies a DNS suffix that will use the bypass proxy. A zone of
// "example.com" matches "example.com" and all of its subdomains.
func (p *PerHost) AddZone(zone string) {
if strings.HasSuffix(zone, ".") {
zone = zone[:len(zone)-1]
}
zone = strings.TrimSuffix(zone, ".")
if !strings.HasPrefix(zone, ".") {
zone = "." + zone
}
@@ -148,8 +146,6 @@ func (p *PerHost) AddZone(zone string) {
// AddHost specifies a host name that will use the bypass proxy.
func (p *PerHost) AddHost(host string) {
if strings.HasSuffix(host, ".") {
host = host[:len(host)-1]
}
host = strings.TrimSuffix(host, ".")
p.bypassHosts = append(p.bypassHosts, host)
}

View File

@@ -16,7 +16,6 @@ import (
"encoding/binary"
"fmt"
"io"
"io/ioutil"
"net/http"
"net/url"
"strings"
@@ -279,7 +278,7 @@ func (handler *hybiFrameHandler) HandleFrame(frame frameReader) (frameReader, er
}
}
if header := frame.HeaderReader(); header != nil {
io.Copy(ioutil.Discard, header)
io.Copy(io.Discard, header)
}
switch frame.PayloadType() {
case ContinuationFrame:
@@ -294,7 +293,7 @@ func (handler *hybiFrameHandler) HandleFrame(frame frameReader) (frameReader, er
if err != nil && err != io.EOF && err != io.ErrUnexpectedEOF {
return nil, err
}
io.Copy(ioutil.Discard, frame)
io.Copy(io.Discard, frame)
if frame.PayloadType() == PingFrame {
if _, err := handler.WritePong(b[:n]); err != nil {
return nil, err

View File

@@ -17,7 +17,6 @@ import (
"encoding/json"
"errors"
"io"
"io/ioutil"
"net"
"net/http"
"net/url"
@@ -208,7 +207,7 @@ again:
n, err = ws.frameReader.Read(msg)
if err == io.EOF {
if trailer := ws.frameReader.TrailerReader(); trailer != nil {
io.Copy(ioutil.Discard, trailer)
io.Copy(io.Discard, trailer)
}
ws.frameReader = nil
goto again
@@ -330,7 +329,7 @@ func (cd Codec) Receive(ws *Conn, v interface{}) (err error) {
ws.rio.Lock()
defer ws.rio.Unlock()
if ws.frameReader != nil {
_, err = io.Copy(ioutil.Discard, ws.frameReader)
_, err = io.Copy(io.Discard, ws.frameReader)
if err != nil {
return err
}
@@ -362,7 +361,7 @@ again:
return ErrFrameTooLarge
}
payloadType := frame.PayloadType()
data, err := ioutil.ReadAll(frame)
data, err := io.ReadAll(frame)
if err != nil {
return err
}

4
vendor/golang.org/x/oauth2/LICENSE generated vendored
View File

@@ -1,4 +1,4 @@
Copyright (c) 2009 The Go Authors. All rights reserved.
Copyright 2009 The Go Authors.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
@@ -10,7 +10,7 @@ notice, this list of conditions and the following disclaimer.
copyright notice, this list of conditions and the following disclaimer
in the documentation and/or other materials provided with the
distribution.
* Neither the name of Google Inc. nor the names of its
* Neither the name of Google LLC nor the names of its
contributors may be used to endorse or promote products derived from
this software without specific prior written permission.

View File

@@ -263,6 +263,7 @@ struct ltchars {
#include <linux/sched.h>
#include <linux/seccomp.h>
#include <linux/serial.h>
#include <linux/sock_diag.h>
#include <linux/sockios.h>
#include <linux/taskstats.h>
#include <linux/tipc.h>
@@ -549,6 +550,7 @@ ccflags="$@"
$2 !~ "NLA_TYPE_MASK" &&
$2 !~ /^RTC_VL_(ACCURACY|BACKUP|DATA)/ &&
$2 ~ /^(NETLINK|NLM|NLMSG|NLA|IFA|IFAN|RT|RTC|RTCF|RTN|RTPROT|RTNH|ARPHRD|ETH_P|NETNSA)_/ ||
$2 ~ /^SOCK_|SK_DIAG_|SKNLGRP_$/ ||
$2 ~ /^FIORDCHK$/ ||
$2 ~ /^SIOC/ ||
$2 ~ /^TIOC/ ||

View File

@@ -50,3 +50,8 @@ func (m *mremapMmapper) Mremap(oldData []byte, newLength int, flags int) (data [
func Mremap(oldData []byte, newLength int, flags int) (data []byte, err error) {
return mapper.Mremap(oldData, newLength, flags)
}
func MremapPtr(oldAddr unsafe.Pointer, oldSize uintptr, newAddr unsafe.Pointer, newSize uintptr, flags int) (ret unsafe.Pointer, err error) {
xaddr, err := mapper.mremap(uintptr(oldAddr), oldSize, newSize, flags, uintptr(newAddr))
return unsafe.Pointer(xaddr), err
}

View File

@@ -542,6 +542,18 @@ func SysctlKinfoProcSlice(name string, args ...int) ([]KinfoProc, error) {
}
}
//sys pthread_chdir_np(path string) (err error)
func PthreadChdir(path string) (err error) {
return pthread_chdir_np(path)
}
//sys pthread_fchdir_np(fd int) (err error)
func PthreadFchdir(fd int) (err error) {
return pthread_fchdir_np(fd)
}
//sys sendfile(infd int, outfd int, offset int64, len *int64, hdtr unsafe.Pointer, flags int) (err error)
//sys shmat(id int, addr uintptr, flag int) (ret uintptr, err error)

View File

@@ -154,6 +154,15 @@ func Munmap(b []byte) (err error) {
return mapper.Munmap(b)
}
func MmapPtr(fd int, offset int64, addr unsafe.Pointer, length uintptr, prot int, flags int) (ret unsafe.Pointer, err error) {
xaddr, err := mapper.mmap(uintptr(addr), length, prot, flags, fd, offset)
return unsafe.Pointer(xaddr), err
}
func MunmapPtr(addr unsafe.Pointer, length uintptr) (err error) {
return mapper.munmap(uintptr(addr), length)
}
func Read(fd int, p []byte) (n int, err error) {
n, err = read(fd, p)
if raceenabled {

View File

@@ -502,6 +502,7 @@ const (
BPF_IMM = 0x0
BPF_IND = 0x40
BPF_JA = 0x0
BPF_JCOND = 0xe0
BPF_JEQ = 0x10
BPF_JGE = 0x30
BPF_JGT = 0x20
@@ -657,6 +658,9 @@ const (
CAN_NPROTO = 0x8
CAN_RAW = 0x1
CAN_RAW_FILTER_MAX = 0x200
CAN_RAW_XL_VCID_RX_FILTER = 0x4
CAN_RAW_XL_VCID_TX_PASS = 0x2
CAN_RAW_XL_VCID_TX_SET = 0x1
CAN_RTR_FLAG = 0x40000000
CAN_SFF_ID_BITS = 0xb
CAN_SFF_MASK = 0x7ff
@@ -1339,6 +1343,7 @@ const (
F_OFD_SETLK = 0x25
F_OFD_SETLKW = 0x26
F_OK = 0x0
F_SEAL_EXEC = 0x20
F_SEAL_FUTURE_WRITE = 0x10
F_SEAL_GROW = 0x4
F_SEAL_SEAL = 0x1
@@ -1627,6 +1632,7 @@ const (
IP_FREEBIND = 0xf
IP_HDRINCL = 0x3
IP_IPSEC_POLICY = 0x10
IP_LOCAL_PORT_RANGE = 0x33
IP_MAXPACKET = 0xffff
IP_MAX_MEMBERSHIPS = 0x14
IP_MF = 0x2000
@@ -1653,6 +1659,7 @@ const (
IP_PMTUDISC_OMIT = 0x5
IP_PMTUDISC_PROBE = 0x3
IP_PMTUDISC_WANT = 0x1
IP_PROTOCOL = 0x34
IP_RECVERR = 0xb
IP_RECVERR_RFC4884 = 0x1a
IP_RECVFRAGSIZE = 0x19
@@ -2169,7 +2176,7 @@ const (
NFT_SECMARK_CTX_MAXLEN = 0x100
NFT_SET_MAXNAMELEN = 0x100
NFT_SOCKET_MAX = 0x3
NFT_TABLE_F_MASK = 0x3
NFT_TABLE_F_MASK = 0x7
NFT_TABLE_MAXNAMELEN = 0x100
NFT_TRACETYPE_MAX = 0x3
NFT_TUNNEL_F_MASK = 0x7
@@ -2403,6 +2410,7 @@ const (
PERF_RECORD_MISC_USER = 0x2
PERF_SAMPLE_BRANCH_PLM_ALL = 0x7
PERF_SAMPLE_WEIGHT_TYPE = 0x1004000
PID_FS_MAGIC = 0x50494446
PIPEFS_MAGIC = 0x50495045
PPPIOCGNPMODE = 0xc008744c
PPPIOCNEWUNIT = 0xc004743e
@@ -2896,8 +2904,9 @@ const (
RWF_APPEND = 0x10
RWF_DSYNC = 0x2
RWF_HIPRI = 0x1
RWF_NOAPPEND = 0x20
RWF_NOWAIT = 0x8
RWF_SUPPORTED = 0x1f
RWF_SUPPORTED = 0x3f
RWF_SYNC = 0x4
RWF_WRITE_LIFE_NOT_SET = 0x0
SCHED_BATCH = 0x3
@@ -2918,7 +2927,9 @@ const (
SCHED_RESET_ON_FORK = 0x40000000
SCHED_RR = 0x2
SCM_CREDENTIALS = 0x2
SCM_PIDFD = 0x4
SCM_RIGHTS = 0x1
SCM_SECURITY = 0x3
SCM_TIMESTAMP = 0x1d
SC_LOG_FLUSH = 0x100000
SECCOMP_ADDFD_FLAG_SEND = 0x2
@@ -3051,6 +3062,8 @@ const (
SIOCSMIIREG = 0x8949
SIOCSRARP = 0x8962
SIOCWANDEV = 0x894a
SK_DIAG_BPF_STORAGE_MAX = 0x3
SK_DIAG_BPF_STORAGE_REQ_MAX = 0x1
SMACK_MAGIC = 0x43415d53
SMART_AUTOSAVE = 0xd2
SMART_AUTO_OFFLINE = 0xdb
@@ -3071,6 +3084,8 @@ const (
SOCKFS_MAGIC = 0x534f434b
SOCK_BUF_LOCK_MASK = 0x3
SOCK_DCCP = 0x6
SOCK_DESTROY = 0x15
SOCK_DIAG_BY_FAMILY = 0x14
SOCK_IOC_TYPE = 0x89
SOCK_PACKET = 0xa
SOCK_RAW = 0x3
@@ -3260,6 +3275,7 @@ const (
TCP_MAX_WINSHIFT = 0xe
TCP_MD5SIG = 0xe
TCP_MD5SIG_EXT = 0x20
TCP_MD5SIG_FLAG_IFINDEX = 0x2
TCP_MD5SIG_FLAG_PREFIX = 0x1
TCP_MD5SIG_MAXKEYLEN = 0x50
TCP_MSS = 0x200

View File

@@ -118,6 +118,7 @@ const (
IXOFF = 0x1000
IXON = 0x400
MAP_32BIT = 0x40
MAP_ABOVE4G = 0x80
MAP_ANON = 0x20
MAP_ANONYMOUS = 0x20
MAP_DENYWRITE = 0x800

View File

@@ -118,6 +118,7 @@ const (
IXOFF = 0x1000
IXON = 0x400
MAP_32BIT = 0x40
MAP_ABOVE4G = 0x80
MAP_ANON = 0x20
MAP_ANONYMOUS = 0x20
MAP_DENYWRITE = 0x800

View File

@@ -87,6 +87,7 @@ const (
FICLONE = 0x40049409
FICLONERANGE = 0x4020940d
FLUSHO = 0x1000
FPMR_MAGIC = 0x46504d52
FPSIMD_MAGIC = 0x46508001
FS_IOC_ENABLE_VERITY = 0x40806685
FS_IOC_GETFLAGS = 0x80086601

View File

@@ -760,6 +760,39 @@ var libc_sysctl_trampoline_addr uintptr
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func pthread_chdir_np(path string) (err error) {
var _p0 *byte
_p0, err = BytePtrFromString(path)
if err != nil {
return
}
_, _, e1 := syscall_syscall(libc_pthread_chdir_np_trampoline_addr, uintptr(unsafe.Pointer(_p0)), 0, 0)
if e1 != 0 {
err = errnoErr(e1)
}
return
}
var libc_pthread_chdir_np_trampoline_addr uintptr
//go:cgo_import_dynamic libc_pthread_chdir_np pthread_chdir_np "/usr/lib/libSystem.B.dylib"
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func pthread_fchdir_np(fd int) (err error) {
_, _, e1 := syscall_syscall(libc_pthread_fchdir_np_trampoline_addr, uintptr(fd), 0, 0)
if e1 != 0 {
err = errnoErr(e1)
}
return
}
var libc_pthread_fchdir_np_trampoline_addr uintptr
//go:cgo_import_dynamic libc_pthread_fchdir_np pthread_fchdir_np "/usr/lib/libSystem.B.dylib"
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func sendfile(infd int, outfd int, offset int64, len *int64, hdtr unsafe.Pointer, flags int) (err error) {
_, _, e1 := syscall_syscall6(libc_sendfile_trampoline_addr, uintptr(infd), uintptr(outfd), uintptr(offset), uintptr(unsafe.Pointer(len)), uintptr(hdtr), uintptr(flags))
if e1 != 0 {

View File

@@ -228,6 +228,16 @@ TEXT libc_sysctl_trampoline<>(SB),NOSPLIT,$0-0
GLOBL ·libc_sysctl_trampoline_addr(SB), RODATA, $8
DATA ·libc_sysctl_trampoline_addr(SB)/8, $libc_sysctl_trampoline<>(SB)
TEXT libc_pthread_chdir_np_trampoline<>(SB),NOSPLIT,$0-0
JMP libc_pthread_chdir_np(SB)
GLOBL ·libc_pthread_chdir_np_trampoline_addr(SB), RODATA, $8
DATA ·libc_pthread_chdir_np_trampoline_addr(SB)/8, $libc_pthread_chdir_np_trampoline<>(SB)
TEXT libc_pthread_fchdir_np_trampoline<>(SB),NOSPLIT,$0-0
JMP libc_pthread_fchdir_np(SB)
GLOBL ·libc_pthread_fchdir_np_trampoline_addr(SB), RODATA, $8
DATA ·libc_pthread_fchdir_np_trampoline_addr(SB)/8, $libc_pthread_fchdir_np_trampoline<>(SB)
TEXT libc_sendfile_trampoline<>(SB),NOSPLIT,$0-0
JMP libc_sendfile(SB)
GLOBL ·libc_sendfile_trampoline_addr(SB), RODATA, $8

View File

@@ -760,6 +760,39 @@ var libc_sysctl_trampoline_addr uintptr
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func pthread_chdir_np(path string) (err error) {
var _p0 *byte
_p0, err = BytePtrFromString(path)
if err != nil {
return
}
_, _, e1 := syscall_syscall(libc_pthread_chdir_np_trampoline_addr, uintptr(unsafe.Pointer(_p0)), 0, 0)
if e1 != 0 {
err = errnoErr(e1)
}
return
}
var libc_pthread_chdir_np_trampoline_addr uintptr
//go:cgo_import_dynamic libc_pthread_chdir_np pthread_chdir_np "/usr/lib/libSystem.B.dylib"
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func pthread_fchdir_np(fd int) (err error) {
_, _, e1 := syscall_syscall(libc_pthread_fchdir_np_trampoline_addr, uintptr(fd), 0, 0)
if e1 != 0 {
err = errnoErr(e1)
}
return
}
var libc_pthread_fchdir_np_trampoline_addr uintptr
//go:cgo_import_dynamic libc_pthread_fchdir_np pthread_fchdir_np "/usr/lib/libSystem.B.dylib"
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func sendfile(infd int, outfd int, offset int64, len *int64, hdtr unsafe.Pointer, flags int) (err error) {
_, _, e1 := syscall_syscall6(libc_sendfile_trampoline_addr, uintptr(infd), uintptr(outfd), uintptr(offset), uintptr(unsafe.Pointer(len)), uintptr(hdtr), uintptr(flags))
if e1 != 0 {

View File

@@ -228,6 +228,16 @@ TEXT libc_sysctl_trampoline<>(SB),NOSPLIT,$0-0
GLOBL ·libc_sysctl_trampoline_addr(SB), RODATA, $8
DATA ·libc_sysctl_trampoline_addr(SB)/8, $libc_sysctl_trampoline<>(SB)
TEXT libc_pthread_chdir_np_trampoline<>(SB),NOSPLIT,$0-0
JMP libc_pthread_chdir_np(SB)
GLOBL ·libc_pthread_chdir_np_trampoline_addr(SB), RODATA, $8
DATA ·libc_pthread_chdir_np_trampoline_addr(SB)/8, $libc_pthread_chdir_np_trampoline<>(SB)
TEXT libc_pthread_fchdir_np_trampoline<>(SB),NOSPLIT,$0-0
JMP libc_pthread_fchdir_np(SB)
GLOBL ·libc_pthread_fchdir_np_trampoline_addr(SB), RODATA, $8
DATA ·libc_pthread_fchdir_np_trampoline_addr(SB)/8, $libc_pthread_fchdir_np_trampoline<>(SB)
TEXT libc_sendfile_trampoline<>(SB),NOSPLIT,$0-0
JMP libc_sendfile(SB)
GLOBL ·libc_sendfile_trampoline_addr(SB), RODATA, $8

View File

@@ -4605,7 +4605,7 @@ const (
NL80211_ATTR_MAC_HINT = 0xc8
NL80211_ATTR_MAC_MASK = 0xd7
NL80211_ATTR_MAX_AP_ASSOC_STA = 0xca
NL80211_ATTR_MAX = 0x149
NL80211_ATTR_MAX = 0x14a
NL80211_ATTR_MAX_CRIT_PROT_DURATION = 0xb4
NL80211_ATTR_MAX_CSA_COUNTERS = 0xce
NL80211_ATTR_MAX_MATCH_SETS = 0x85
@@ -5209,7 +5209,7 @@ const (
NL80211_FREQUENCY_ATTR_GO_CONCURRENT = 0xf
NL80211_FREQUENCY_ATTR_INDOOR_ONLY = 0xe
NL80211_FREQUENCY_ATTR_IR_CONCURRENT = 0xf
NL80211_FREQUENCY_ATTR_MAX = 0x1f
NL80211_FREQUENCY_ATTR_MAX = 0x20
NL80211_FREQUENCY_ATTR_MAX_TX_POWER = 0x6
NL80211_FREQUENCY_ATTR_NO_10MHZ = 0x11
NL80211_FREQUENCY_ATTR_NO_160MHZ = 0xc
@@ -5703,7 +5703,7 @@ const (
NL80211_STA_FLAG_ASSOCIATED = 0x7
NL80211_STA_FLAG_AUTHENTICATED = 0x5
NL80211_STA_FLAG_AUTHORIZED = 0x1
NL80211_STA_FLAG_MAX = 0x7
NL80211_STA_FLAG_MAX = 0x8
NL80211_STA_FLAG_MAX_OLD_API = 0x6
NL80211_STA_FLAG_MFP = 0x4
NL80211_STA_FLAG_SHORT_PREAMBLE = 0x2
@@ -6001,3 +6001,34 @@ type CachestatRange struct {
Off uint64
Len uint64
}
const (
SK_MEMINFO_RMEM_ALLOC = 0x0
SK_MEMINFO_RCVBUF = 0x1
SK_MEMINFO_WMEM_ALLOC = 0x2
SK_MEMINFO_SNDBUF = 0x3
SK_MEMINFO_FWD_ALLOC = 0x4
SK_MEMINFO_WMEM_QUEUED = 0x5
SK_MEMINFO_OPTMEM = 0x6
SK_MEMINFO_BACKLOG = 0x7
SK_MEMINFO_DROPS = 0x8
SK_MEMINFO_VARS = 0x9
SKNLGRP_NONE = 0x0
SKNLGRP_INET_TCP_DESTROY = 0x1
SKNLGRP_INET_UDP_DESTROY = 0x2
SKNLGRP_INET6_TCP_DESTROY = 0x3
SKNLGRP_INET6_UDP_DESTROY = 0x4
SK_DIAG_BPF_STORAGE_REQ_NONE = 0x0
SK_DIAG_BPF_STORAGE_REQ_MAP_FD = 0x1
SK_DIAG_BPF_STORAGE_REP_NONE = 0x0
SK_DIAG_BPF_STORAGE = 0x1
SK_DIAG_BPF_STORAGE_NONE = 0x0
SK_DIAG_BPF_STORAGE_PAD = 0x1
SK_DIAG_BPF_STORAGE_MAP_ID = 0x2
SK_DIAG_BPF_STORAGE_MAP_VALUE = 0x3
)
type SockDiagReq struct {
Family uint8
Protocol uint8
}

View File

@@ -68,6 +68,7 @@ type UserInfo10 struct {
//sys NetUserGetInfo(serverName *uint16, userName *uint16, level uint32, buf **byte) (neterr error) = netapi32.NetUserGetInfo
//sys NetGetJoinInformation(server *uint16, name **uint16, bufType *uint32) (neterr error) = netapi32.NetGetJoinInformation
//sys NetApiBufferFree(buf *byte) (neterr error) = netapi32.NetApiBufferFree
//sys NetUserEnum(serverName *uint16, level uint32, filter uint32, buf **byte, prefMaxLen uint32, entriesRead *uint32, totalEntries *uint32, resumeHandle *uint32) (neterr error) = netapi32.NetUserEnum
const (
// do not reorder
@@ -893,7 +894,7 @@ type ACL struct {
aclRevision byte
sbz1 byte
aclSize uint16
aceCount uint16
AceCount uint16
sbz2 uint16
}
@@ -1086,6 +1087,27 @@ type EXPLICIT_ACCESS struct {
Trustee TRUSTEE
}
// https://learn.microsoft.com/en-us/windows/win32/api/winnt/ns-winnt-ace_header
type ACE_HEADER struct {
AceType uint8
AceFlags uint8
AceSize uint16
}
// https://learn.microsoft.com/en-us/windows/win32/api/winnt/ns-winnt-access_allowed_ace
type ACCESS_ALLOWED_ACE struct {
Header ACE_HEADER
Mask ACCESS_MASK
SidStart uint32
}
const (
// Constants for AceType
// https://learn.microsoft.com/en-us/windows/win32/api/winnt/ns-winnt-ace_header
ACCESS_ALLOWED_ACE_TYPE = 0
ACCESS_DENIED_ACE_TYPE = 1
)
// This type is the union inside of TRUSTEE and must be created using one of the TrusteeValueFrom* functions.
type TrusteeValue uintptr
@@ -1157,6 +1179,7 @@ type OBJECTS_AND_NAME struct {
//sys makeSelfRelativeSD(absoluteSD *SECURITY_DESCRIPTOR, selfRelativeSD *SECURITY_DESCRIPTOR, selfRelativeSDSize *uint32) (err error) = advapi32.MakeSelfRelativeSD
//sys setEntriesInAcl(countExplicitEntries uint32, explicitEntries *EXPLICIT_ACCESS, oldACL *ACL, newACL **ACL) (ret error) = advapi32.SetEntriesInAclW
//sys GetAce(acl *ACL, aceIndex uint32, pAce **ACCESS_ALLOWED_ACE) (ret error) = advapi32.GetAce
// Control returns the security descriptor control bits.
func (sd *SECURITY_DESCRIPTOR) Control() (control SECURITY_DESCRIPTOR_CONTROL, revision uint32, err error) {

View File

@@ -91,6 +91,7 @@ var (
procEnumServicesStatusExW = modadvapi32.NewProc("EnumServicesStatusExW")
procEqualSid = modadvapi32.NewProc("EqualSid")
procFreeSid = modadvapi32.NewProc("FreeSid")
procGetAce = modadvapi32.NewProc("GetAce")
procGetLengthSid = modadvapi32.NewProc("GetLengthSid")
procGetNamedSecurityInfoW = modadvapi32.NewProc("GetNamedSecurityInfoW")
procGetSecurityDescriptorControl = modadvapi32.NewProc("GetSecurityDescriptorControl")
@@ -401,6 +402,7 @@ var (
procTransmitFile = modmswsock.NewProc("TransmitFile")
procNetApiBufferFree = modnetapi32.NewProc("NetApiBufferFree")
procNetGetJoinInformation = modnetapi32.NewProc("NetGetJoinInformation")
procNetUserEnum = modnetapi32.NewProc("NetUserEnum")
procNetUserGetInfo = modnetapi32.NewProc("NetUserGetInfo")
procNtCreateFile = modntdll.NewProc("NtCreateFile")
procNtCreateNamedPipeFile = modntdll.NewProc("NtCreateNamedPipeFile")
@@ -1223,6 +1225,14 @@ func setEntriesInAcl(countExplicitEntries uint32, explicitEntries *EXPLICIT_ACCE
return
}
func GetAce(acl *ACL, aceIndex uint32, pAce **ACCESS_ALLOWED_ACE) (ret error) {
r0, _, _ := syscall.Syscall(procGetAce.Addr(), 3, uintptr(unsafe.Pointer(acl)), uintptr(aceIndex), uintptr(unsafe.Pointer(pAce)))
if r0 == 0 {
ret = GetLastError()
}
return
}
func SetKernelObjectSecurity(handle Handle, securityInformation SECURITY_INFORMATION, securityDescriptor *SECURITY_DESCRIPTOR) (err error) {
r1, _, e1 := syscall.Syscall(procSetKernelObjectSecurity.Addr(), 3, uintptr(handle), uintptr(securityInformation), uintptr(unsafe.Pointer(securityDescriptor)))
if r1 == 0 {
@@ -3486,6 +3496,14 @@ func NetGetJoinInformation(server *uint16, name **uint16, bufType *uint32) (nete
return
}
func NetUserEnum(serverName *uint16, level uint32, filter uint32, buf **byte, prefMaxLen uint32, entriesRead *uint32, totalEntries *uint32, resumeHandle *uint32) (neterr error) {
r0, _, _ := syscall.Syscall9(procNetUserEnum.Addr(), 8, uintptr(unsafe.Pointer(serverName)), uintptr(level), uintptr(filter), uintptr(unsafe.Pointer(buf)), uintptr(prefMaxLen), uintptr(unsafe.Pointer(entriesRead)), uintptr(unsafe.Pointer(totalEntries)), uintptr(unsafe.Pointer(resumeHandle)), 0)
if r0 != 0 {
neterr = syscall.Errno(r0)
}
return
}
func NetUserGetInfo(serverName *uint16, userName *uint16, level uint32, buf **byte) (neterr error) {
r0, _, _ := syscall.Syscall6(procNetUserGetInfo.Addr(), 4, uintptr(unsafe.Pointer(serverName)), uintptr(unsafe.Pointer(userName)), uintptr(level), uintptr(unsafe.Pointer(buf)), 0, 0)
if r0 != 0 {

4
vendor/golang.org/x/text/LICENSE generated vendored
View File

@@ -1,4 +1,4 @@
Copyright (c) 2009 The Go Authors. All rights reserved.
Copyright 2009 The Go Authors.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
@@ -10,7 +10,7 @@ notice, this list of conditions and the following disclaimer.
copyright notice, this list of conditions and the following disclaimer
in the documentation and/or other materials provided with the
distribution.
* Neither the name of Google Inc. nor the names of its
* Neither the name of Google LLC nor the names of its
contributors may be used to endorse or promote products derived from
this software without specific prior written permission.