mirror of
https://github.com/go-gitea/gitea.git
synced 2024-08-26 06:07:28 +02:00
210 lines
5.3 KiB
Go
210 lines
5.3 KiB
Go
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// Copyright 2019 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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// +build purego appengine
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package impl
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import (
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"reflect"
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"google.golang.org/protobuf/encoding/protowire"
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)
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func sizeEnum(p pointer, f *coderFieldInfo, _ marshalOptions) (size int) {
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v := p.v.Elem().Int()
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return f.tagsize + protowire.SizeVarint(uint64(v))
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}
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func appendEnum(b []byte, p pointer, f *coderFieldInfo, opts marshalOptions) ([]byte, error) {
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v := p.v.Elem().Int()
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b = protowire.AppendVarint(b, f.wiretag)
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b = protowire.AppendVarint(b, uint64(v))
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return b, nil
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}
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func consumeEnum(b []byte, p pointer, wtyp protowire.Type, f *coderFieldInfo, _ unmarshalOptions) (out unmarshalOutput, err error) {
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if wtyp != protowire.VarintType {
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return out, errUnknown
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}
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v, n := protowire.ConsumeVarint(b)
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if n < 0 {
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return out, protowire.ParseError(n)
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}
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p.v.Elem().SetInt(int64(v))
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out.n = n
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return out, nil
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}
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func mergeEnum(dst, src pointer, _ *coderFieldInfo, _ mergeOptions) {
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dst.v.Elem().Set(src.v.Elem())
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}
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var coderEnum = pointerCoderFuncs{
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size: sizeEnum,
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marshal: appendEnum,
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unmarshal: consumeEnum,
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merge: mergeEnum,
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}
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func sizeEnumNoZero(p pointer, f *coderFieldInfo, opts marshalOptions) (size int) {
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if p.v.Elem().Int() == 0 {
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return 0
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}
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return sizeEnum(p, f, opts)
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}
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func appendEnumNoZero(b []byte, p pointer, f *coderFieldInfo, opts marshalOptions) ([]byte, error) {
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if p.v.Elem().Int() == 0 {
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return b, nil
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}
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return appendEnum(b, p, f, opts)
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}
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func mergeEnumNoZero(dst, src pointer, _ *coderFieldInfo, _ mergeOptions) {
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if src.v.Elem().Int() != 0 {
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dst.v.Elem().Set(src.v.Elem())
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}
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}
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var coderEnumNoZero = pointerCoderFuncs{
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size: sizeEnumNoZero,
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marshal: appendEnumNoZero,
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unmarshal: consumeEnum,
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merge: mergeEnumNoZero,
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}
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func sizeEnumPtr(p pointer, f *coderFieldInfo, opts marshalOptions) (size int) {
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return sizeEnum(pointer{p.v.Elem()}, f, opts)
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}
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func appendEnumPtr(b []byte, p pointer, f *coderFieldInfo, opts marshalOptions) ([]byte, error) {
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return appendEnum(b, pointer{p.v.Elem()}, f, opts)
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}
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func consumeEnumPtr(b []byte, p pointer, wtyp protowire.Type, f *coderFieldInfo, opts unmarshalOptions) (out unmarshalOutput, err error) {
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if wtyp != protowire.VarintType {
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return out, errUnknown
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}
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if p.v.Elem().IsNil() {
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p.v.Elem().Set(reflect.New(p.v.Elem().Type().Elem()))
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}
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return consumeEnum(b, pointer{p.v.Elem()}, wtyp, f, opts)
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}
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func mergeEnumPtr(dst, src pointer, _ *coderFieldInfo, _ mergeOptions) {
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if !src.v.Elem().IsNil() {
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v := reflect.New(dst.v.Type().Elem().Elem())
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v.Elem().Set(src.v.Elem().Elem())
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dst.v.Elem().Set(v)
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}
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}
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var coderEnumPtr = pointerCoderFuncs{
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size: sizeEnumPtr,
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marshal: appendEnumPtr,
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unmarshal: consumeEnumPtr,
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merge: mergeEnumPtr,
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}
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func sizeEnumSlice(p pointer, f *coderFieldInfo, opts marshalOptions) (size int) {
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s := p.v.Elem()
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for i, llen := 0, s.Len(); i < llen; i++ {
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size += protowire.SizeVarint(uint64(s.Index(i).Int())) + f.tagsize
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}
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return size
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}
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func appendEnumSlice(b []byte, p pointer, f *coderFieldInfo, opts marshalOptions) ([]byte, error) {
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s := p.v.Elem()
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for i, llen := 0, s.Len(); i < llen; i++ {
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b = protowire.AppendVarint(b, f.wiretag)
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b = protowire.AppendVarint(b, uint64(s.Index(i).Int()))
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}
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return b, nil
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}
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func consumeEnumSlice(b []byte, p pointer, wtyp protowire.Type, f *coderFieldInfo, opts unmarshalOptions) (out unmarshalOutput, err error) {
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s := p.v.Elem()
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if wtyp == protowire.BytesType {
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b, n := protowire.ConsumeBytes(b)
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if n < 0 {
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return out, protowire.ParseError(n)
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}
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for len(b) > 0 {
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v, n := protowire.ConsumeVarint(b)
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if n < 0 {
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return out, protowire.ParseError(n)
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}
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rv := reflect.New(s.Type().Elem()).Elem()
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rv.SetInt(int64(v))
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s.Set(reflect.Append(s, rv))
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b = b[n:]
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}
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out.n = n
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return out, nil
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}
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if wtyp != protowire.VarintType {
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return out, errUnknown
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}
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v, n := protowire.ConsumeVarint(b)
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if n < 0 {
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return out, protowire.ParseError(n)
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}
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rv := reflect.New(s.Type().Elem()).Elem()
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rv.SetInt(int64(v))
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s.Set(reflect.Append(s, rv))
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out.n = n
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return out, nil
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}
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func mergeEnumSlice(dst, src pointer, _ *coderFieldInfo, _ mergeOptions) {
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dst.v.Elem().Set(reflect.AppendSlice(dst.v.Elem(), src.v.Elem()))
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}
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var coderEnumSlice = pointerCoderFuncs{
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size: sizeEnumSlice,
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marshal: appendEnumSlice,
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unmarshal: consumeEnumSlice,
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merge: mergeEnumSlice,
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}
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func sizeEnumPackedSlice(p pointer, f *coderFieldInfo, opts marshalOptions) (size int) {
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s := p.v.Elem()
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llen := s.Len()
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if llen == 0 {
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return 0
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}
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n := 0
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for i := 0; i < llen; i++ {
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n += protowire.SizeVarint(uint64(s.Index(i).Int()))
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}
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return f.tagsize + protowire.SizeBytes(n)
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}
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func appendEnumPackedSlice(b []byte, p pointer, f *coderFieldInfo, opts marshalOptions) ([]byte, error) {
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s := p.v.Elem()
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llen := s.Len()
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if llen == 0 {
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return b, nil
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}
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b = protowire.AppendVarint(b, f.wiretag)
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n := 0
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for i := 0; i < llen; i++ {
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n += protowire.SizeVarint(uint64(s.Index(i).Int()))
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}
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b = protowire.AppendVarint(b, uint64(n))
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for i := 0; i < llen; i++ {
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b = protowire.AppendVarint(b, uint64(s.Index(i).Int()))
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}
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return b, nil
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}
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var coderEnumPackedSlice = pointerCoderFuncs{
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size: sizeEnumPackedSlice,
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marshal: appendEnumPackedSlice,
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unmarshal: consumeEnumSlice,
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merge: mergeEnumSlice,
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}
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