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common.go
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common.go
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/*
Copyright IBM Corp. 2016 All Rights Reserved.
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 common
func init() {
// This is just to satisfy the code coverage tool
// miss any methods
switch true {
}
}
// PKIidType defines the type that holds the PKI-id
// which is the security identifier of a peer
type PKIidType []byte
// MessageAcceptor is a predicate that is used to
// determine in which messages the subscriber that created the
// instance of the MessageAcceptor is interested in.
type MessageAcceptor func(interface{}) bool
// Payload defines an object that contains a ledger block
type Payload struct {
ChainID ChainID // The channel's ID of the block
Data []byte // The content of the message, possibly encrypted or signed
Hash string // The message hash
SeqNum uint64 // The message sequence number
}
// ChainID defines the identity representation of a chain
type ChainID []byte
// MessageReplacingPolicy Returns:
// MESSAGE_INVALIDATES if this message invalidates that
// MESSAGE_INVALIDATED if this message is invalidated by that
// MESSAGE_NO_ACTION otherwise
type MessageReplacingPolicy func(this interface{}, that interface{}) InvalidationResult
// InvalidationResult determines how a message affects another message
// when it is put into gossip message store
type InvalidationResult int
const (
// MessageNoAction means messages have no relation
MessageNoAction InvalidationResult = iota
// MessageInvalidates means message invalidates the other message
MessageInvalidates
// MessageInvalidated means message is invalidated by the other message
MessageInvalidated
)