67 lines
1.7 KiB
Go
67 lines
1.7 KiB
Go
// SPDX-FileCopyrightText: 2023 The Pion community <https://pion.ly>
|
|
// SPDX-License-Identifier: MIT
|
|
|
|
package stun
|
|
|
|
import "errors"
|
|
|
|
// DecodeErr records an error and place when it is occurred.
|
|
//
|
|
//nolint:errname
|
|
type DecodeErr struct {
|
|
Place DecodeErrPlace
|
|
Message string
|
|
}
|
|
|
|
// IsInvalidCookie returns true if error means that magic cookie
|
|
// value is invalid.
|
|
func (e DecodeErr) IsInvalidCookie() bool {
|
|
return e.Place == DecodeErrPlace{"message", "cookie"}
|
|
}
|
|
|
|
// IsPlaceParent reports if error place parent is p.
|
|
func (e DecodeErr) IsPlaceParent(p string) bool {
|
|
return e.Place.Parent == p
|
|
}
|
|
|
|
// IsPlaceChildren reports if error place children is c.
|
|
func (e DecodeErr) IsPlaceChildren(c string) bool {
|
|
return e.Place.Children == c
|
|
}
|
|
|
|
// IsPlace reports if error place is p.
|
|
func (e DecodeErr) IsPlace(p DecodeErrPlace) bool {
|
|
return e.Place == p
|
|
}
|
|
|
|
// DecodeErrPlace records a place where error is occurred.
|
|
type DecodeErrPlace struct {
|
|
Parent string
|
|
Children string
|
|
}
|
|
|
|
func (p DecodeErrPlace) String() string {
|
|
return p.Parent + "/" + p.Children
|
|
}
|
|
|
|
func (e DecodeErr) Error() string {
|
|
return "BadFormat for " + e.Place.String() + ": " + e.Message
|
|
}
|
|
|
|
func newDecodeErr(parent, children, message string) *DecodeErr {
|
|
return &DecodeErr{
|
|
Place: DecodeErrPlace{Parent: parent, Children: children},
|
|
Message: message,
|
|
}
|
|
}
|
|
|
|
func newAttrDecodeErr(children, message string) *DecodeErr {
|
|
return newDecodeErr("attribute", children, message)
|
|
}
|
|
|
|
// ErrAttributeSizeInvalid means that decoded attribute size is invalid.
|
|
var ErrAttributeSizeInvalid = errors.New("attribute size is invalid")
|
|
|
|
// ErrAttributeSizeOverflow means that decoded attribute size is too big.
|
|
var ErrAttributeSizeOverflow = errors.New("attribute size overflow")
|