status-go/vendor/github.com/pion/stun/errors.go

63 lines
1.6 KiB
Go
Raw Normal View History

2022-03-10 09:44:48 +00:00
package stun
import "errors"
// DecodeErr records an error and place when it is occurred.
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,
}
}
// TODO(ar): rewrite errors to be more precise.
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")