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Update quic-go

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This commit is contained in:
Frank Denis 2025-01-26 23:29:11 +01:00
parent 0ba23128cc
commit 4c659acad9
283 changed files with 6124 additions and 14020 deletions
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38
vendor/golang.org/x/tools/internal/pkgbits/decoder.go generated vendored
View file

@ -21,7 +21,10 @@ import (
// export data.
type PkgDecoder struct {
// version is the file format version.
version Version
version uint32
// aliases determines whether types.Aliases should be created
aliases bool
// sync indicates whether the file uses sync markers.
sync bool
@ -68,9 +71,12 @@ func (pr *PkgDecoder) SyncMarkers() bool { return pr.sync }
// NewPkgDecoder returns a PkgDecoder initialized to read the Unified
// IR export data from input. pkgPath is the package path for the
// compilation unit that produced the export data.
//
// TODO(mdempsky): Remove pkgPath parameter; unneeded since CL 391014.
func NewPkgDecoder(pkgPath, input string) PkgDecoder {
pr := PkgDecoder{
pkgPath: pkgPath,
//aliases: aliases.Enabled(),
}
// TODO(mdempsky): Implement direct indexing of input string to
@ -78,15 +84,14 @@ func NewPkgDecoder(pkgPath, input string) PkgDecoder {
r := strings.NewReader(input)
var ver uint32
assert(binary.Read(r, binary.LittleEndian, &ver) == nil)
pr.version = Version(ver)
assert(binary.Read(r, binary.LittleEndian, &pr.version) == nil)
if pr.version >= numVersions {
panic(fmt.Errorf("cannot decode %q, export data version %d is greater than maximum supported version %d", pkgPath, pr.version, numVersions-1))
}
if pr.version.Has(Flags) {
switch pr.version {
default:
panic(fmt.Errorf("unsupported version: %v", pr.version))
case 0:
// no flags
case 1:
var flags uint32
assert(binary.Read(r, binary.LittleEndian, &flags) == nil)
pr.sync = flags&flagSyncMarkers != 0
@ -101,9 +106,7 @@ func NewPkgDecoder(pkgPath, input string) PkgDecoder {
assert(err == nil)
pr.elemData = input[pos:]
const fingerprintSize = 8
assert(len(pr.elemData)-fingerprintSize == int(pr.elemEnds[len(pr.elemEnds)-1]))
assert(len(pr.elemData)-8 == int(pr.elemEnds[len(pr.elemEnds)-1]))
return pr
}
@ -137,7 +140,7 @@ func (pr *PkgDecoder) AbsIdx(k RelocKind, idx Index) int {
absIdx += int(pr.elemEndsEnds[k-1])
}
if absIdx >= int(pr.elemEndsEnds[k]) {
panicf("%v:%v is out of bounds; %v", k, idx, pr.elemEndsEnds)
errorf("%v:%v is out of bounds; %v", k, idx, pr.elemEndsEnds)
}
return absIdx
}
@ -194,7 +197,9 @@ func (pr *PkgDecoder) NewDecoderRaw(k RelocKind, idx Index) Decoder {
Idx: idx,
}
r.Data.Reset(pr.DataIdx(k, idx))
// TODO(mdempsky) r.data.Reset(...) after #44505 is resolved.
r.Data = *strings.NewReader(pr.DataIdx(k, idx))
r.Sync(SyncRelocs)
r.Relocs = make([]RelocEnt, r.Len())
for i := range r.Relocs {
@ -243,7 +248,7 @@ type Decoder struct {
func (r *Decoder) checkErr(err error) {
if err != nil {
panicf("unexpected decoding error: %w", err)
errorf("unexpected decoding error: %w", err)
}
}
@ -514,6 +519,3 @@ func (pr *PkgDecoder) PeekObj(idx Index) (string, string, CodeObj) {
return path, name, tag
}
// Version reports the version of the bitstream.
func (w *Decoder) Version() Version { return w.common.version }

43
vendor/golang.org/x/tools/internal/pkgbits/encoder.go generated vendored
View file

@ -12,15 +12,18 @@ import (
"io"
"math/big"
"runtime"
"strings"
)
// currentVersion is the current version number.
//
// - v0: initial prototype
//
// - v1: adds the flags uint32 word
const currentVersion uint32 = 1
// A PkgEncoder provides methods for encoding a package's Unified IR
// export data.
type PkgEncoder struct {
// version of the bitstream.
version Version
// elems holds the bitstream for previously encoded elements.
elems [numRelocs][]string
@ -44,9 +47,8 @@ func (pw *PkgEncoder) SyncMarkers() bool { return pw.syncFrames >= 0 }
// export data files, but can help diagnosing desync errors in
// higher-level Unified IR reader/writer code. If syncFrames is
// negative, then sync markers are omitted entirely.
func NewPkgEncoder(version Version, syncFrames int) PkgEncoder {
func NewPkgEncoder(syncFrames int) PkgEncoder {
return PkgEncoder{
version: version,
stringsIdx: make(map[string]Index),
syncFrames: syncFrames,
}
@ -62,15 +64,13 @@ func (pw *PkgEncoder) DumpTo(out0 io.Writer) (fingerprint [8]byte) {
assert(binary.Write(out, binary.LittleEndian, x) == nil)
}
writeUint32(uint32(pw.version))
writeUint32(currentVersion)
if pw.version.Has(Flags) {
var flags uint32
if pw.SyncMarkers() {
flags |= flagSyncMarkers
}
writeUint32(flags)
var flags uint32
if pw.SyncMarkers() {
flags |= flagSyncMarkers
}
writeUint32(flags)
// Write elemEndsEnds.
var sum uint32
@ -159,7 +159,7 @@ type Encoder struct {
// Flush finalizes the element's bitstream and returns its Index.
func (w *Encoder) Flush() Index {
var sb strings.Builder
var sb bytes.Buffer // TODO(mdempsky): strings.Builder after #44505 is resolved
// Backup the data so we write the relocations at the front.
var tmp bytes.Buffer
@ -189,7 +189,7 @@ func (w *Encoder) Flush() Index {
func (w *Encoder) checkErr(err error) {
if err != nil {
panicf("unexpected encoding error: %v", err)
errorf("unexpected encoding error: %v", err)
}
}
@ -320,14 +320,8 @@ func (w *Encoder) Code(c Code) {
// section (if not already present), and then writing a relocation
// into the element bitstream.
func (w *Encoder) String(s string) {
w.StringRef(w.p.StringIdx(s))
}
// StringRef writes a reference to the given index, which must be a
// previously encoded string value.
func (w *Encoder) StringRef(idx Index) {
w.Sync(SyncString)
w.Reloc(RelocString, idx)
w.Reloc(RelocString, w.p.StringIdx(s))
}
// Strings encodes and writes a variable-length slice of strings into
@ -354,7 +348,7 @@ func (w *Encoder) Value(val constant.Value) {
func (w *Encoder) scalar(val constant.Value) {
switch v := constant.Val(val).(type) {
default:
panicf("unhandled %v (%v)", val, val.Kind())
errorf("unhandled %v (%v)", val, val.Kind())
case bool:
w.Code(ValBool)
w.Bool(v)
@ -387,6 +381,3 @@ func (w *Encoder) bigFloat(v *big.Float) {
b := v.Append(nil, 'p', -1)
w.String(string(b)) // TODO: More efficient encoding.
}
// Version reports the version of the bitstream.
func (w *Encoder) Version() Version { return w.p.version }

21
vendor/golang.org/x/tools/internal/pkgbits/frames_go1.go generated vendored Normal file
View file

@ -0,0 +1,21 @@
// Copyright 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 !go1.7
// +build !go1.7
// TODO(mdempsky): Remove after #44505 is resolved
package pkgbits
import "runtime"
func walkFrames(pcs []uintptr, visit frameVisitor) {
for _, pc := range pcs {
fn := runtime.FuncForPC(pc)
file, line := fn.FileLine(pc)
visit(file, line, fn.Name(), pc-fn.Entry())
}
}

28
vendor/golang.org/x/tools/internal/pkgbits/frames_go17.go generated vendored Normal file
View file

@ -0,0 +1,28 @@
// Copyright 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 go1.7
// +build go1.7
package pkgbits
import "runtime"
// walkFrames calls visit for each call frame represented by pcs.
//
// pcs should be a slice of PCs, as returned by runtime.Callers.
func walkFrames(pcs []uintptr, visit frameVisitor) {
if len(pcs) == 0 {
return
}
frames := runtime.CallersFrames(pcs)
for {
frame, more := frames.Next()
visit(frame.File, frame.Line, frame.Function, frame.PC-frame.Entry)
if !more {
return
}
}
}

2
vendor/golang.org/x/tools/internal/pkgbits/support.go generated vendored
View file

@ -12,6 +12,6 @@ func assert(b bool) {
}
}
func panicf(format string, args ...any) {
func errorf(format string, args ...interface{}) {
panic(fmt.Errorf(format, args...))
}

23
vendor/golang.org/x/tools/internal/pkgbits/sync.go generated vendored
View file

@ -6,7 +6,6 @@ package pkgbits
import (
"fmt"
"runtime"
"strings"
)
@ -24,24 +23,6 @@ func fmtFrames(pcs ...uintptr) []string {
type frameVisitor func(file string, line int, name string, offset uintptr)
// walkFrames calls visit for each call frame represented by pcs.
//
// pcs should be a slice of PCs, as returned by runtime.Callers.
func walkFrames(pcs []uintptr, visit frameVisitor) {
if len(pcs) == 0 {
return
}
frames := runtime.CallersFrames(pcs)
for {
frame, more := frames.Next()
visit(frame.File, frame.Line, frame.Function, frame.PC-frame.Entry)
if !more {
return
}
}
}
// SyncMarker is an enum type that represents markers that may be
// written to export data to ensure the reader and writer stay
// synchronized.
@ -129,8 +110,4 @@ const (
SyncStmtsEnd
SyncLabel
SyncOptLabel
SyncMultiExpr
SyncRType
SyncConvRTTI
)

7
vendor/golang.org/x/tools/internal/pkgbits/syncmarker_string.go generated vendored
View file

@ -74,14 +74,11 @@ func _() {
_ = x[SyncStmtsEnd-64]
_ = x[SyncLabel-65]
_ = x[SyncOptLabel-66]
_ = x[SyncMultiExpr-67]
_ = x[SyncRType-68]
_ = x[SyncConvRTTI-69]
}
const _SyncMarker_name = "EOFBoolInt64Uint64StringValueValRelocsRelocUseRelocPublicPosPosBaseObjectObject1PkgPkgDefMethodTypeTypeIdxTypeParamNamesSignatureParamsParamCodeObjSymLocalIdentSelectorPrivateFuncExtVarExtTypeExtPragmaExprListExprsExprExprTypeAssignOpFuncLitCompLitDeclFuncBodyOpenScopeCloseScopeCloseAnotherScopeDeclNamesDeclNameStmtsBlockStmtIfStmtForStmtSwitchStmtRangeStmtCaseClauseCommClauseSelectStmtDeclsLabeledStmtUseObjLocalAddLocalLinknameStmt1StmtsEndLabelOptLabelMultiExprRTypeConvRTTI"
const _SyncMarker_name = "EOFBoolInt64Uint64StringValueValRelocsRelocUseRelocPublicPosPosBaseObjectObject1PkgPkgDefMethodTypeTypeIdxTypeParamNamesSignatureParamsParamCodeObjSymLocalIdentSelectorPrivateFuncExtVarExtTypeExtPragmaExprListExprsExprExprTypeAssignOpFuncLitCompLitDeclFuncBodyOpenScopeCloseScopeCloseAnotherScopeDeclNamesDeclNameStmtsBlockStmtIfStmtForStmtSwitchStmtRangeStmtCaseClauseCommClauseSelectStmtDeclsLabeledStmtUseObjLocalAddLocalLinknameStmt1StmtsEndLabelOptLabel"
var _SyncMarker_index = [...]uint16{0, 3, 7, 12, 18, 24, 29, 32, 38, 43, 51, 57, 60, 67, 73, 80, 83, 89, 95, 99, 106, 120, 129, 135, 140, 147, 150, 160, 168, 175, 182, 188, 195, 201, 209, 214, 218, 226, 232, 234, 241, 248, 252, 260, 269, 279, 296, 305, 313, 318, 327, 333, 340, 350, 359, 369, 379, 389, 394, 405, 416, 424, 432, 437, 445, 450, 458, 467, 472, 480}
var _SyncMarker_index = [...]uint16{0, 3, 7, 12, 18, 24, 29, 32, 38, 43, 51, 57, 60, 67, 73, 80, 83, 89, 95, 99, 106, 120, 129, 135, 140, 147, 150, 160, 168, 175, 182, 188, 195, 201, 209, 214, 218, 226, 232, 234, 241, 248, 252, 260, 269, 279, 296, 305, 313, 318, 327, 333, 340, 350, 359, 369, 379, 389, 394, 405, 416, 424, 432, 437, 445, 450, 458}
func (i SyncMarker) String() string {
i -= 1

85
vendor/golang.org/x/tools/internal/pkgbits/version.go generated vendored
View file

@ -1,85 +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 pkgbits
// Version indicates a version of a unified IR bitstream.
// Each Version indicates the addition, removal, or change of
// new data in the bitstream.
//
// These are serialized to disk and the interpretation remains fixed.
type Version uint32
const (
// V0: initial prototype.
//
// All data that is not assigned a Field is in version V0
// and has not been deprecated.
V0 Version = iota
// V1: adds the Flags uint32 word
V1
// V2: removes unused legacy fields and supports type parameters for aliases.
// - remove the legacy "has init" bool from the public root
// - remove obj's "derived func instance" bool
// - add a TypeParamNames field to ObjAlias
// - remove derived info "needed" bool
V2
numVersions = iota
)
// Field denotes a unit of data in the serialized unified IR bitstream.
// It is conceptually a like field in a structure.
//
// We only really need Fields when the data may or may not be present
// in a stream based on the Version of the bitstream.
//
// Unlike much of pkgbits, Fields are not serialized and
// can change values as needed.
type Field int
const (
// Flags in a uint32 in the header of a bitstream
// that is used to indicate whether optional features are enabled.
Flags Field = iota
// Deprecated: HasInit was a bool indicating whether a package
// has any init functions.
HasInit
// Deprecated: DerivedFuncInstance was a bool indicating
// whether an object was a function instance.
DerivedFuncInstance
// ObjAlias has a list of TypeParamNames.
AliasTypeParamNames
// Deprecated: DerivedInfoNeeded was a bool indicating
// whether a type was a derived type.
DerivedInfoNeeded
numFields = iota
)
// introduced is the version a field was added.
var introduced = [numFields]Version{
Flags: V1,
AliasTypeParamNames: V2,
}
// removed is the version a field was removed in or 0 for fields
// that have not yet been deprecated.
// (So removed[f]-1 is the last version it is included in.)
var removed = [numFields]Version{
HasInit: V2,
DerivedFuncInstance: V2,
DerivedInfoNeeded: V2,
}
// Has reports whether field f is present in a bitstream at version v.
func (v Version) Has(f Field) bool {
return introduced[f] <= v && (v < removed[f] || removed[f] == V0)
}