// 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 := make([]byte, n) if _, err := state.b.Read(data); err != nil { errorf("error decoding string: %s", err) } slice[i] = string(data) } 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 }