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Add optional fields in tx output hierarchy. Add Plutus V4 fields in proto definition. #177

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Merged
scarmuega merged 3 commits into from
Jan 5, 2026
Merged

Add optional fields in tx output hierarchy. Add Plutus V4 fields in proto definition. #177

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1cdb242
feat(cardano): Mark optional fields in TxOutput hierarchy optional in…
carbolymer Nov 17, 2025
26029e7
feat(cardano): Add Plutus V4 fields to proto definition
carbolymer Nov 17, 2025
fe25af5
chore(cardano): Add comments to `BigInt` and `TreasuryWithdrawalsActi…
carbolymer Nov 18, 2025
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23 changes: 14 additions & 9 deletions proto/utxorpc/v1beta/cardano/cardano.proto
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Original file line number Diff line number Diff line change
Expand Up @@ -27,22 +27,22 @@ message TxInput {
bytes tx_hash = 1; // Hash of the previous transaction.
uint32 output_index = 2; // Index of the output in the previous transaction.
TxOutput as_output = 3; // Content of the input represented as output of the related transaction
Redeemer redeemer = 4; // Redeemer for the Plutus script.
optional Redeemer redeemer = 4; // Redeemer for the Plutus script.
}

// Represents a transaction output in the Cardano blockchain.
message TxOutput {
bytes address = 1; // Address receiving the output.
BigInt coin = 2; // Amount of ADA in the output.
repeated Multiasset assets = 3; // Additional native (non-ADA) assets in the output.
Datum datum = 4; // Plutus data associated with the output.
Script script = 5; // Script associated with the output.
optional Datum datum = 4; // Plutus data associated with the output.
optional Script script = 5; // Script associated with the output.
}

message Datum {
bytes hash = 1; // Hash of this datum as seen on-chain
PlutusData payload = 2; // Parsed Plutus data payload
bytes original_cbor = 3; // Original cbor-encoded data as seen on-chain
optional PlutusData payload = 2; // Parsed Plutus data payload
optional bytes original_cbor = 3; // Original cbor-encoded data as seen on-chain
}

// Represents a custom asset in the Cardano blockchain.
Expand Down Expand Up @@ -152,7 +152,7 @@ message HardForkInitiationAction {
}

message TreasuryWithdrawalsAction {
repeated WithdrawalAmount withdrawals = 1; // A map of the withdrawals to make
repeated WithdrawalAmount withdrawals = 1; // A list of the withdrawals to make
bytes policy_hash = 2;
}

Expand Down Expand Up @@ -245,11 +245,13 @@ message Constr {
}

// Represents a big integer for Plutus data in Cardano.
// The representation here follows CBOR specification for bignums:
// https://www.rfc-editor.org/rfc/rfc8949.html#name-bignums section 3.4.3.
message BigInt {
oneof big_int {
int64 int = 1;
bytes big_u_int = 2;
bytes big_n_int = 3;
int64 int = 1; // Stores value fitting within int64 range
bytes big_u_int = 2; // Stores unsigned value exceeding int64 range
bytes big_n_int = 3; // Stores negative value `n` exceeding int64 range as `-1 - n`
}
}

Expand Down Expand Up @@ -287,6 +289,7 @@ message Script {
bytes plutus_v1 = 2; // Plutus V1 script.
bytes plutus_v2 = 3; // Plutus V2 script.
bytes plutus_v3 = 4; // Plutus V3 script.
bytes plutus_v4 = 5; // Plutus V4 script.
}
}

Expand Down Expand Up @@ -592,6 +595,7 @@ message CostModels {
CostModel plutus_v1 = 1;
CostModel plutus_v2 = 2;
CostModel plutus_v3 = 3;
CostModel plutus_v4 = 4;
}

message VotingThresholds {
Expand Down Expand Up @@ -759,6 +763,7 @@ message CostModelMap {
CostModel plutus_v1 = 1;
CostModel plutus_v2 = 2;
CostModel plutus_v3 = 3;
CostModel plutus_v4 = 4;
}

// Unified Genesis configuration containing all parameters from all eras
Expand Down
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