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package types
import (
abci "github.com/tendermint/tendermint/abci/types"
"github.com/tendermint/tendermint/crypto/merkle"
"github.com/tendermint/tendermint/crypto/tmhash"
cmn "github.com/tendermint/tendermint/libs/common"
)
//-----------------------------------------------------------------------------
// ABCIResult is the deterministic component of a ResponseDeliverTx.
// TODO: add Tags
type ABCIResult struct {
Code uint32 `json:"code"`
Data cmn.HexBytes `json:"data"`
}
// Hash returns the canonical hash of the ABCIResult
func (a ABCIResult) Hash() []byte {
bz := tmhash.Sum(cdcEncode(a))
return bz
}
func (a ABCIResult) Bytes() []byte {
return cdcEncode(a)
}
// ABCIResults wraps the deliver tx results to return a proof
type ABCIResults []ABCIResult
// NewResults creates ABCIResults from the list of ResponseDeliverTx.
func NewResults(responses []*abci.ResponseDeliverTx) ABCIResults {
res := make(ABCIResults, len(responses))
for i, d := range responses {
res[i] = NewResultFromResponse(d)
}
return res
}
// NewResultFromResponse creates ABCIResult from ResponseDeliverTx.
func NewResultFromResponse(response *abci.ResponseDeliverTx) ABCIResult {
return ABCIResult{
Code: response.Code,
Data: response.Data,
}
}
// Bytes serializes the ABCIResponse using wire
func (a ABCIResults) Bytes() []byte {
bz, err := cdc.MarshalBinaryLengthPrefixed(a)
if err != nil {
panic(err)
}
return bz
}
// Hash returns a merkle hash of all results
func (a ABCIResults) Hash() []byte {
// NOTE: we copy the impl of the merkle tree for txs -
// we should be consistent and either do it for both or not.
return merkle.SimpleHashFromByteSlices(a.toByteSlices())
}
// ProveResult returns a merkle proof of one result from the set
func (a ABCIResults) ProveResult(i int) merkle.SimpleProof {
_, proofs := merkle.SimpleProofsFromByteSlices(a.toByteSlices())
return *proofs[i]
}
func (a ABCIResults) toByteSlices() [][]byte {
l := len(a)
bzs := make([][]byte, l)
for i := 0; i < l; i++ {
bzs[i] = a[i].Bytes()
}
return bzs
}