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Golang packet.Reader类代码示例

本文整理汇总了Golang中github.com/coreos/mantle/Godeps/_workspace/src/golang.org/x/crypto/openpgp/packet.Reader的典型用法代码示例。如果您正苦于以下问题:Golang Reader类的具体用法?Golang Reader怎么用?Golang Reader使用的例子?那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。


在下文中一共展示了Reader类的4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: addSubkey

func addSubkey(e *Entity, packets *packet.Reader, pub *packet.PublicKey, priv *packet.PrivateKey) error {
	var subKey Subkey
	subKey.PublicKey = pub
	subKey.PrivateKey = priv
	p, err := packets.Next()
	if err == io.EOF {
		return io.ErrUnexpectedEOF
	}
	if err != nil {
		return errors.StructuralError("subkey signature invalid: " + err.Error())
	}
	var ok bool
	subKey.Sig, ok = p.(*packet.Signature)
	if !ok {
		return errors.StructuralError("subkey packet not followed by signature")
	}
	if subKey.Sig.SigType != packet.SigTypeSubkeyBinding && subKey.Sig.SigType != packet.SigTypeSubkeyRevocation {
		return errors.StructuralError("subkey signature with wrong type")
	}
	err = e.PrimaryKey.VerifyKeySignature(subKey.PublicKey, subKey.Sig)
	if err != nil {
		return errors.StructuralError("subkey signature invalid: " + err.Error())
	}
	e.Subkeys = append(e.Subkeys, subKey)
	return nil
}
开发者ID:carriercomm,项目名称:mantle,代码行数:26,代码来源:keys.go

示例2: readSignedMessage

// readSignedMessage reads a possibly signed message if mdin is non-zero then
// that structure is updated and returned. Otherwise a fresh MessageDetails is
// used.
func readSignedMessage(packets *packet.Reader, mdin *MessageDetails, keyring KeyRing) (md *MessageDetails, err error) {
	if mdin == nil {
		mdin = new(MessageDetails)
	}
	md = mdin

	var p packet.Packet
	var h hash.Hash
	var wrappedHash hash.Hash
FindLiteralData:
	for {
		p, err = packets.Next()
		if err != nil {
			return nil, err
		}
		switch p := p.(type) {
		case *packet.Compressed:
			if err := packets.Push(p.Body); err != nil {
				return nil, err
			}
		case *packet.OnePassSignature:
			if !p.IsLast {
				return nil, errors.UnsupportedError("nested signatures")
			}

			h, wrappedHash, err = hashForSignature(p.Hash, p.SigType)
			if err != nil {
				md = nil
				return
			}

			md.IsSigned = true
			md.SignedByKeyId = p.KeyId
			keys := keyring.KeysByIdUsage(p.KeyId, packet.KeyFlagSign)
			if len(keys) > 0 {
				md.SignedBy = &keys[0]
			}
		case *packet.LiteralData:
			md.LiteralData = p
			break FindLiteralData
		}
	}

	if md.SignedBy != nil {
		md.UnverifiedBody = &signatureCheckReader{packets, h, wrappedHash, md}
	} else if md.decrypted != nil {
		md.UnverifiedBody = checkReader{md}
	} else {
		md.UnverifiedBody = md.LiteralData.Body
	}

	return md, nil
}
开发者ID:hanscj1,项目名称:mantle,代码行数:56,代码来源:read.go

示例3: 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")
}
开发者ID:carriercomm,项目名称:mantle,代码行数:24,代码来源:keys.go

示例4: 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.........
开发者ID:carriercomm,项目名称:mantle,代码行数:101,代码来源:keys.go


注:本文中的github.com/coreos/mantle/Godeps/_workspace/src/golang.org/x/crypto/openpgp/packet.Reader类示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。