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Add constants for private event #5205

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Add constants for private event #5205

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18 changes: 18 additions & 0 deletions common/ledger/ledger_interface.go
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Original file line number Diff line number Diff line change
Expand Up @@ -55,3 +55,21 @@ type QueryResult interface{}

// PrunePolicy - a general interface for supporting different pruning policies
type PrunePolicy interface{}

const (
PrivateEventsPrefixAndSeparator = "__hlf_privateEvent__"
PrivateEventsTopLevelName = "__hlf__privateEvents"
)

// PrivateEventPayload is the payload that the chaincode must create for a private event
type PrivateEventPayload struct {
// {mspid1: [id1, id2, ...], ...}
VisibleTo map[string][]string `json:"visibleTo,omitempty"`
Payload interface{} `json:"payload"`
}

// TxnPrivateChaincodeEvents: keys are the event names; values are the event payloads
type TxnPrivateChaincodeEvents map[string][]byte

// BlockPrivateChaincodeEvents: map of TxnPrivateChaincodeEvents - key is the txn index inside the block
type BlockPrivateChaincodeEvents map[int]*TxnPrivateChaincodeEvents
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