本文整理汇总了Golang中github.com/coreos/mantle/Godeps/_workspace/src/golang.org/x/crypto/openpgp/packet.Reader.Unread方法的典型用法代码示例。如果您正苦于以下问题:Golang Reader.Unread方法的具体用法?Golang Reader.Unread怎么用?Golang Reader.Unread使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类github.com/coreos/mantle/Godeps/_workspace/src/golang.org/x/crypto/openpgp/packet.Reader
的用法示例。
在下文中一共展示了Reader.Unread方法的2个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的Golang代码示例。
示例1: readToNextPublicKey
// readToNextPublicKey reads packets until the start of the entity and leaves
// the first packet of the new entity in the Reader.
func readToNextPublicKey(packets *packet.Reader) (err error) {
var p packet.Packet
for {
p, err = packets.Next()
if err == io.EOF {
return
} else if err != nil {
if _, ok := err.(errors.UnsupportedError); ok {
err = nil
continue
}
return
}
if pk, ok := p.(*packet.PublicKey); ok && !pk.IsSubkey {
packets.Unread(p)
return
}
}
panic("unreachable")
}
示例2: ReadEntity
// ReadEntity reads an entity (public key, identities, subkeys etc) from the
// given Reader.
func ReadEntity(packets *packet.Reader) (*Entity, error) {
e := new(Entity)
e.Identities = make(map[string]*Identity)
p, err := packets.Next()
if err != nil {
return nil, err
}
var ok bool
if e.PrimaryKey, ok = p.(*packet.PublicKey); !ok {
if e.PrivateKey, ok = p.(*packet.PrivateKey); !ok {
packets.Unread(p)
return nil, errors.StructuralError("first packet was not a public/private key")
} else {
e.PrimaryKey = &e.PrivateKey.PublicKey
}
}
if !e.PrimaryKey.PubKeyAlgo.CanSign() {
return nil, errors.StructuralError("primary key cannot be used for signatures")
}
var current *Identity
var revocations []*packet.Signature
EachPacket:
for {
p, err := packets.Next()
if err == io.EOF {
break
} else if err != nil {
return nil, err
}
switch pkt := p.(type) {
case *packet.UserId:
current = new(Identity)
current.Name = pkt.Id
current.UserId = pkt
e.Identities[pkt.Id] = current
for {
p, err = packets.Next()
if err == io.EOF {
return nil, io.ErrUnexpectedEOF
} else if err != nil {
return nil, err
}
sig, ok := p.(*packet.Signature)
if !ok {
return nil, errors.StructuralError("user ID packet not followed by self-signature")
}
if (sig.SigType == packet.SigTypePositiveCert || sig.SigType == packet.SigTypeGenericCert) && sig.IssuerKeyId != nil && *sig.IssuerKeyId == e.PrimaryKey.KeyId {
if err = e.PrimaryKey.VerifyUserIdSignature(pkt.Id, e.PrimaryKey, sig); err != nil {
return nil, errors.StructuralError("user ID self-signature invalid: " + err.Error())
}
current.SelfSignature = sig
break
}
current.Signatures = append(current.Signatures, sig)
}
case *packet.Signature:
if pkt.SigType == packet.SigTypeKeyRevocation {
revocations = append(revocations, pkt)
} else if pkt.SigType == packet.SigTypeDirectSignature {
// TODO: RFC4880 5.2.1 permits signatures
// directly on keys (eg. to bind additional
// revocation keys).
} else if current == nil {
return nil, errors.StructuralError("signature packet found before user id packet")
} else {
current.Signatures = append(current.Signatures, pkt)
}
case *packet.PrivateKey:
if pkt.IsSubkey == false {
packets.Unread(p)
break EachPacket
}
err = addSubkey(e, packets, &pkt.PublicKey, pkt)
if err != nil {
return nil, err
}
case *packet.PublicKey:
if pkt.IsSubkey == false {
packets.Unread(p)
break EachPacket
}
err = addSubkey(e, packets, pkt, nil)
if err != nil {
return nil, err
}
default:
// we ignore unknown packets
}
}
//.........这里部分代码省略.........