/src/encoding/gob/dec_helpers.go
https://gitlab.com/OBSERVER-DLL/go · Go · 469 lines · 391 code · 37 blank · 41 comment · 98 complexity · dbb8c63e4500a7f465567dcc1964ca3d MD5 · raw file
- // Created by decgen --output dec_helpers.go; DO NOT EDIT
- // Copyright 2014 The Go Authors. All rights reserved.
- // Use of this source code is governed by a BSD-style
- // license that can be found in the LICENSE file.
- package gob
- import (
- "math"
- "reflect"
- )
- var decArrayHelper = map[reflect.Kind]decHelper{
- reflect.Bool: decBoolArray,
- reflect.Complex64: decComplex64Array,
- reflect.Complex128: decComplex128Array,
- reflect.Float32: decFloat32Array,
- reflect.Float64: decFloat64Array,
- reflect.Int: decIntArray,
- reflect.Int16: decInt16Array,
- reflect.Int32: decInt32Array,
- reflect.Int64: decInt64Array,
- reflect.Int8: decInt8Array,
- reflect.String: decStringArray,
- reflect.Uint: decUintArray,
- reflect.Uint16: decUint16Array,
- reflect.Uint32: decUint32Array,
- reflect.Uint64: decUint64Array,
- reflect.Uintptr: decUintptrArray,
- }
- var decSliceHelper = map[reflect.Kind]decHelper{
- reflect.Bool: decBoolSlice,
- reflect.Complex64: decComplex64Slice,
- reflect.Complex128: decComplex128Slice,
- reflect.Float32: decFloat32Slice,
- reflect.Float64: decFloat64Slice,
- reflect.Int: decIntSlice,
- reflect.Int16: decInt16Slice,
- reflect.Int32: decInt32Slice,
- reflect.Int64: decInt64Slice,
- reflect.Int8: decInt8Slice,
- reflect.String: decStringSlice,
- reflect.Uint: decUintSlice,
- reflect.Uint16: decUint16Slice,
- reflect.Uint32: decUint32Slice,
- reflect.Uint64: decUint64Slice,
- reflect.Uintptr: decUintptrSlice,
- }
- func decBoolArray(state *decoderState, v reflect.Value, length int, ovfl error) bool {
- // Can only slice if it is addressable.
- if !v.CanAddr() {
- return false
- }
- return decBoolSlice(state, v.Slice(0, v.Len()), length, ovfl)
- }
- func decBoolSlice(state *decoderState, v reflect.Value, length int, ovfl error) bool {
- slice, ok := v.Interface().([]bool)
- if !ok {
- // It is kind bool but not type bool. TODO: We can handle this unsafely.
- return false
- }
- for i := 0; i < length; i++ {
- if state.b.Len() == 0 {
- errorf("decoding bool array or slice: length exceeds input size (%d elements)", length)
- }
- slice[i] = state.decodeUint() != 0
- }
- return true
- }
- func decComplex64Array(state *decoderState, v reflect.Value, length int, ovfl error) bool {
- // Can only slice if it is addressable.
- if !v.CanAddr() {
- return false
- }
- return decComplex64Slice(state, v.Slice(0, v.Len()), length, ovfl)
- }
- func decComplex64Slice(state *decoderState, v reflect.Value, length int, ovfl error) bool {
- slice, ok := v.Interface().([]complex64)
- if !ok {
- // It is kind complex64 but not type complex64. TODO: We can handle this unsafely.
- return false
- }
- for i := 0; i < length; i++ {
- if state.b.Len() == 0 {
- errorf("decoding complex64 array or slice: length exceeds input size (%d elements)", length)
- }
- real := float32FromBits(state.decodeUint(), ovfl)
- imag := float32FromBits(state.decodeUint(), ovfl)
- slice[i] = complex(float32(real), float32(imag))
- }
- return true
- }
- func decComplex128Array(state *decoderState, v reflect.Value, length int, ovfl error) bool {
- // Can only slice if it is addressable.
- if !v.CanAddr() {
- return false
- }
- return decComplex128Slice(state, v.Slice(0, v.Len()), length, ovfl)
- }
- func decComplex128Slice(state *decoderState, v reflect.Value, length int, ovfl error) bool {
- slice, ok := v.Interface().([]complex128)
- if !ok {
- // It is kind complex128 but not type complex128. TODO: We can handle this unsafely.
- return false
- }
- for i := 0; i < length; i++ {
- if state.b.Len() == 0 {
- errorf("decoding complex128 array or slice: length exceeds input size (%d elements)", length)
- }
- real := float64FromBits(state.decodeUint())
- imag := float64FromBits(state.decodeUint())
- slice[i] = complex(real, imag)
- }
- return true
- }
- func decFloat32Array(state *decoderState, v reflect.Value, length int, ovfl error) bool {
- // Can only slice if it is addressable.
- if !v.CanAddr() {
- return false
- }
- return decFloat32Slice(state, v.Slice(0, v.Len()), length, ovfl)
- }
- func decFloat32Slice(state *decoderState, v reflect.Value, length int, ovfl error) bool {
- slice, ok := v.Interface().([]float32)
- if !ok {
- // It is kind float32 but not type float32. TODO: We can handle this unsafely.
- return false
- }
- for i := 0; i < length; i++ {
- if state.b.Len() == 0 {
- errorf("decoding float32 array or slice: length exceeds input size (%d elements)", length)
- }
- slice[i] = float32(float32FromBits(state.decodeUint(), ovfl))
- }
- return true
- }
- func decFloat64Array(state *decoderState, v reflect.Value, length int, ovfl error) bool {
- // Can only slice if it is addressable.
- if !v.CanAddr() {
- return false
- }
- return decFloat64Slice(state, v.Slice(0, v.Len()), length, ovfl)
- }
- func decFloat64Slice(state *decoderState, v reflect.Value, length int, ovfl error) bool {
- slice, ok := v.Interface().([]float64)
- if !ok {
- // It is kind float64 but not type float64. TODO: We can handle this unsafely.
- return false
- }
- for i := 0; i < length; i++ {
- if state.b.Len() == 0 {
- errorf("decoding float64 array or slice: length exceeds input size (%d elements)", length)
- }
- slice[i] = float64FromBits(state.decodeUint())
- }
- return true
- }
- func decIntArray(state *decoderState, v reflect.Value, length int, ovfl error) bool {
- // Can only slice if it is addressable.
- if !v.CanAddr() {
- return false
- }
- return decIntSlice(state, v.Slice(0, v.Len()), length, ovfl)
- }
- func decIntSlice(state *decoderState, v reflect.Value, length int, ovfl error) bool {
- slice, ok := v.Interface().([]int)
- if !ok {
- // It is kind int but not type int. TODO: We can handle this unsafely.
- return false
- }
- for i := 0; i < length; i++ {
- if state.b.Len() == 0 {
- errorf("decoding int array or slice: length exceeds input size (%d elements)", length)
- }
- x := state.decodeInt()
- // MinInt and MaxInt
- if x < ^int64(^uint(0)>>1) || int64(^uint(0)>>1) < x {
- error_(ovfl)
- }
- slice[i] = int(x)
- }
- return true
- }
- func decInt16Array(state *decoderState, v reflect.Value, length int, ovfl error) bool {
- // Can only slice if it is addressable.
- if !v.CanAddr() {
- return false
- }
- return decInt16Slice(state, v.Slice(0, v.Len()), length, ovfl)
- }
- func decInt16Slice(state *decoderState, v reflect.Value, length int, ovfl error) bool {
- slice, ok := v.Interface().([]int16)
- if !ok {
- // It is kind int16 but not type int16. TODO: We can handle this unsafely.
- return false
- }
- for i := 0; i < length; i++ {
- if state.b.Len() == 0 {
- errorf("decoding int16 array or slice: length exceeds input size (%d elements)", length)
- }
- x := state.decodeInt()
- if x < math.MinInt16 || math.MaxInt16 < x {
- error_(ovfl)
- }
- slice[i] = int16(x)
- }
- return true
- }
- func decInt32Array(state *decoderState, v reflect.Value, length int, ovfl error) bool {
- // Can only slice if it is addressable.
- if !v.CanAddr() {
- return false
- }
- return decInt32Slice(state, v.Slice(0, v.Len()), length, ovfl)
- }
- func decInt32Slice(state *decoderState, v reflect.Value, length int, ovfl error) bool {
- slice, ok := v.Interface().([]int32)
- if !ok {
- // It is kind int32 but not type int32. TODO: We can handle this unsafely.
- return false
- }
- for i := 0; i < length; i++ {
- if state.b.Len() == 0 {
- errorf("decoding int32 array or slice: length exceeds input size (%d elements)", length)
- }
- x := state.decodeInt()
- if x < math.MinInt32 || math.MaxInt32 < x {
- error_(ovfl)
- }
- slice[i] = int32(x)
- }
- return true
- }
- func decInt64Array(state *decoderState, v reflect.Value, length int, ovfl error) bool {
- // Can only slice if it is addressable.
- if !v.CanAddr() {
- return false
- }
- return decInt64Slice(state, v.Slice(0, v.Len()), length, ovfl)
- }
- func decInt64Slice(state *decoderState, v reflect.Value, length int, ovfl error) bool {
- slice, ok := v.Interface().([]int64)
- if !ok {
- // It is kind int64 but not type int64. TODO: We can handle this unsafely.
- return false
- }
- for i := 0; i < length; i++ {
- if state.b.Len() == 0 {
- errorf("decoding int64 array or slice: length exceeds input size (%d elements)", length)
- }
- slice[i] = state.decodeInt()
- }
- return true
- }
- func decInt8Array(state *decoderState, v reflect.Value, length int, ovfl error) bool {
- // Can only slice if it is addressable.
- if !v.CanAddr() {
- return false
- }
- return decInt8Slice(state, v.Slice(0, v.Len()), length, ovfl)
- }
- func decInt8Slice(state *decoderState, v reflect.Value, length int, ovfl error) bool {
- slice, ok := v.Interface().([]int8)
- if !ok {
- // It is kind int8 but not type int8. TODO: We can handle this unsafely.
- return false
- }
- for i := 0; i < length; i++ {
- if state.b.Len() == 0 {
- errorf("decoding int8 array or slice: length exceeds input size (%d elements)", length)
- }
- x := state.decodeInt()
- if x < math.MinInt8 || math.MaxInt8 < x {
- error_(ovfl)
- }
- slice[i] = int8(x)
- }
- return true
- }
- func decStringArray(state *decoderState, v reflect.Value, length int, ovfl error) bool {
- // Can only slice if it is addressable.
- if !v.CanAddr() {
- return false
- }
- return decStringSlice(state, v.Slice(0, v.Len()), length, ovfl)
- }
- func decStringSlice(state *decoderState, v reflect.Value, length int, ovfl error) bool {
- slice, ok := v.Interface().([]string)
- if !ok {
- // It is kind string but not type string. TODO: We can handle this unsafely.
- return false
- }
- for i := 0; i < length; i++ {
- if state.b.Len() == 0 {
- errorf("decoding string array or slice: length exceeds input size (%d elements)", length)
- }
- u := state.decodeUint()
- n := int(u)
- if n < 0 || uint64(n) != u || n > state.b.Len() {
- errorf("length of string exceeds input size (%d bytes)", u)
- }
- if n > state.b.Len() {
- errorf("string data too long for buffer: %d", n)
- }
- // Read the data.
- data := state.b.Bytes()
- if len(data) < n {
- errorf("invalid string length %d: exceeds input size %d", n, len(data))
- }
- slice[i] = string(data[:n])
- state.b.Drop(n)
- }
- return true
- }
- func decUintArray(state *decoderState, v reflect.Value, length int, ovfl error) bool {
- // Can only slice if it is addressable.
- if !v.CanAddr() {
- return false
- }
- return decUintSlice(state, v.Slice(0, v.Len()), length, ovfl)
- }
- func decUintSlice(state *decoderState, v reflect.Value, length int, ovfl error) bool {
- slice, ok := v.Interface().([]uint)
- if !ok {
- // It is kind uint but not type uint. TODO: We can handle this unsafely.
- return false
- }
- for i := 0; i < length; i++ {
- if state.b.Len() == 0 {
- errorf("decoding uint array or slice: length exceeds input size (%d elements)", length)
- }
- x := state.decodeUint()
- /*TODO if math.MaxUint32 < x {
- error_(ovfl)
- }*/
- slice[i] = uint(x)
- }
- return true
- }
- func decUint16Array(state *decoderState, v reflect.Value, length int, ovfl error) bool {
- // Can only slice if it is addressable.
- if !v.CanAddr() {
- return false
- }
- return decUint16Slice(state, v.Slice(0, v.Len()), length, ovfl)
- }
- func decUint16Slice(state *decoderState, v reflect.Value, length int, ovfl error) bool {
- slice, ok := v.Interface().([]uint16)
- if !ok {
- // It is kind uint16 but not type uint16. TODO: We can handle this unsafely.
- return false
- }
- for i := 0; i < length; i++ {
- if state.b.Len() == 0 {
- errorf("decoding uint16 array or slice: length exceeds input size (%d elements)", length)
- }
- x := state.decodeUint()
- if math.MaxUint16 < x {
- error_(ovfl)
- }
- slice[i] = uint16(x)
- }
- return true
- }
- func decUint32Array(state *decoderState, v reflect.Value, length int, ovfl error) bool {
- // Can only slice if it is addressable.
- if !v.CanAddr() {
- return false
- }
- return decUint32Slice(state, v.Slice(0, v.Len()), length, ovfl)
- }
- func decUint32Slice(state *decoderState, v reflect.Value, length int, ovfl error) bool {
- slice, ok := v.Interface().([]uint32)
- if !ok {
- // It is kind uint32 but not type uint32. TODO: We can handle this unsafely.
- return false
- }
- for i := 0; i < length; i++ {
- if state.b.Len() == 0 {
- errorf("decoding uint32 array or slice: length exceeds input size (%d elements)", length)
- }
- x := state.decodeUint()
- if math.MaxUint32 < x {
- error_(ovfl)
- }
- slice[i] = uint32(x)
- }
- return true
- }
- func decUint64Array(state *decoderState, v reflect.Value, length int, ovfl error) bool {
- // Can only slice if it is addressable.
- if !v.CanAddr() {
- return false
- }
- return decUint64Slice(state, v.Slice(0, v.Len()), length, ovfl)
- }
- func decUint64Slice(state *decoderState, v reflect.Value, length int, ovfl error) bool {
- slice, ok := v.Interface().([]uint64)
- if !ok {
- // It is kind uint64 but not type uint64. TODO: We can handle this unsafely.
- return false
- }
- for i := 0; i < length; i++ {
- if state.b.Len() == 0 {
- errorf("decoding uint64 array or slice: length exceeds input size (%d elements)", length)
- }
- slice[i] = state.decodeUint()
- }
- return true
- }
- func decUintptrArray(state *decoderState, v reflect.Value, length int, ovfl error) bool {
- // Can only slice if it is addressable.
- if !v.CanAddr() {
- return false
- }
- return decUintptrSlice(state, v.Slice(0, v.Len()), length, ovfl)
- }
- func decUintptrSlice(state *decoderState, v reflect.Value, length int, ovfl error) bool {
- slice, ok := v.Interface().([]uintptr)
- if !ok {
- // It is kind uintptr but not type uintptr. TODO: We can handle this unsafely.
- return false
- }
- for i := 0; i < length; i++ {
- if state.b.Len() == 0 {
- errorf("decoding uintptr array or slice: length exceeds input size (%d elements)", length)
- }
- x := state.decodeUint()
- if uint64(^uintptr(0)) < x {
- error_(ovfl)
- }
- slice[i] = uintptr(x)
- }
- return true
- }