forked from scionproto/scion
/
signed.go
62 lines (51 loc) · 1.78 KB
/
signed.go
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// Copyright 2017 ETH Zurich
// Copyright 2018 ETH Zurich, Anapaya Systems
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package seg
import (
"fmt"
"github.com/scionproto/scion/go/lib/common"
"github.com/scionproto/scion/go/lib/spath"
"github.com/scionproto/scion/go/proto"
)
var _ proto.Cerealizable = (*PathSegmentSignedData)(nil)
type PathSegmentSignedData struct {
RawInfo common.RawBytes `capnp:"infoF"`
}
func newPathSegmentSignedData(infoF *spath.InfoField) *PathSegmentSignedData {
pss := &PathSegmentSignedData{RawInfo: make(common.RawBytes, spath.InfoFieldLength)}
infoF.Write(pss.RawInfo)
return pss
}
func NewPathSegmentSignedDataFromRaw(b common.RawBytes) (*PathSegmentSignedData, error) {
pss := &PathSegmentSignedData{}
return pss, proto.ParseFromRaw(pss, b)
}
func (pss *PathSegmentSignedData) InfoF() (*spath.InfoField, error) {
return spath.InfoFFromRaw(pss.RawInfo)
}
func (pss *PathSegmentSignedData) Validate() error {
_, err := pss.InfoF()
return err
}
func (pss *PathSegmentSignedData) ProtoId() proto.ProtoIdType {
return proto.PathSegmentSignedData_TypeID
}
func (pss *PathSegmentSignedData) String() string {
info, err := pss.InfoF()
if err != nil {
return fmt.Sprintf("InfoF: %s (parse err: %s)", pss.RawInfo, err)
}
return fmt.Sprintf("InfoF: %s", info)
}