diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml index 49fe4e463..c9aa2a267 100644 --- a/.github/workflows/ci.yaml +++ b/.github/workflows/ci.yaml @@ -128,6 +128,9 @@ jobs: - name: Run cargo doc run: cargo doc --release --no-deps --workspace + - name: Run kip-10 example + run: cargo run --example kip-10 + # test-release: # name: Test Suite Release @@ -210,7 +213,7 @@ jobs: run: cargo fmt --all -- --check - name: Run cargo clippy - run: cargo clippy --workspace --tests --benches -- -D warnings + run: cargo clippy --workspace --tests --benches --examples -- -D warnings check-wasm32: diff --git a/consensus/benches/check_scripts.rs b/consensus/benches/check_scripts.rs index 4a596da1b..a451eec65 100644 --- a/consensus/benches/check_scripts.rs +++ b/consensus/benches/check_scripts.rs @@ -84,7 +84,7 @@ fn benchmark_check_scripts(c: &mut Criterion) { let cache = Cache::new(inputs_count as u64); b.iter(|| { cache.clear(); - check_scripts_sequential(black_box(&cache), black_box(&tx.as_verifiable())).unwrap(); + check_scripts_sequential(black_box(&cache), black_box(&tx.as_verifiable()), false).unwrap(); }) }); @@ -93,7 +93,7 @@ fn benchmark_check_scripts(c: &mut Criterion) { let cache = Cache::new(inputs_count as u64); b.iter(|| { cache.clear(); - check_scripts_par_iter(black_box(&cache), black_box(&tx.as_verifiable())).unwrap(); + check_scripts_par_iter(black_box(&cache), black_box(&tx.as_verifiable()), false).unwrap(); }) }); @@ -107,7 +107,8 @@ fn benchmark_check_scripts(c: &mut Criterion) { let cache = Cache::new(inputs_count as u64); b.iter(|| { cache.clear(); - check_scripts_par_iter_pool(black_box(&cache), black_box(&tx.as_verifiable()), black_box(&pool)).unwrap(); + check_scripts_par_iter_pool(black_box(&cache), black_box(&tx.as_verifiable()), black_box(&pool), false) + .unwrap(); }) }); } diff --git a/consensus/client/src/signing.rs b/consensus/client/src/signing.rs index f7fe8cee6..cd8604677 100644 --- a/consensus/client/src/signing.rs +++ b/consensus/client/src/signing.rs @@ -178,7 +178,7 @@ pub fn calc_schnorr_signature_hash( let utxo = cctx::UtxoEntry::from(utxo.as_ref()); let hash_type = SIG_HASH_ALL; - let mut reused_values = SigHashReusedValues::new(); + let reused_values = SigHashReusedValuesUnsync::new(); // let input = verifiable_tx.populated_input(input_index); // let tx = verifiable_tx.tx(); diff --git a/consensus/core/src/config/params.rs b/consensus/core/src/config/params.rs index 9c4a500e5..8cab11c92 100644 --- a/consensus/core/src/config/params.rs +++ b/consensus/core/src/config/params.rs @@ -110,6 +110,18 @@ pub struct Params { /// DAA score from which storage mass calculation and transaction mass field are activated as a consensus rule pub storage_mass_activation: ForkActivation, + /// DAA score from which tx engine: + /// 1. Supports 8-byte integer arithmetic operations (previously limited to 4 bytes) + /// 2. Supports transaction introspection opcodes: + /// - OpTxInputCount (0xb3): Get number of inputs + /// - OpTxOutputCount (0xb4): Get number of outputs + /// - OpTxInputIndex (0xb9): Get current input index + /// - OpTxInputAmount (0xbe): Get input amount + /// - OpTxInputSpk (0xbf): Get input script public key + /// - OpTxOutputAmount (0xc2): Get output amount + /// - OpTxOutputSpk (0xc3): Get output script public key + pub kip10_activation: ForkActivation, + /// DAA score after which the pre-deflationary period switches to the deflationary period pub deflationary_phase_daa_score: u64, @@ -380,6 +392,7 @@ pub const MAINNET_PARAMS: Params = Params { storage_mass_parameter: STORAGE_MASS_PARAMETER, storage_mass_activation: ForkActivation::never(), + kip10_activation: ForkActivation::never(), // deflationary_phase_daa_score is the DAA score after which the pre-deflationary period // switches to the deflationary period. This number is calculated as follows: @@ -443,7 +456,7 @@ pub const TESTNET_PARAMS: Params = Params { storage_mass_parameter: STORAGE_MASS_PARAMETER, storage_mass_activation: ForkActivation::never(), - + kip10_activation: ForkActivation::never(), // deflationary_phase_daa_score is the DAA score after which the pre-deflationary period // switches to the deflationary period. This number is calculated as follows: // We define a year as 365.25 days @@ -513,6 +526,7 @@ pub const TESTNET11_PARAMS: Params = Params { storage_mass_parameter: STORAGE_MASS_PARAMETER, storage_mass_activation: ForkActivation::always(), + kip10_activation: ForkActivation::never(), skip_proof_of_work: false, max_block_level: 250, @@ -566,6 +580,7 @@ pub const SIMNET_PARAMS: Params = Params { storage_mass_parameter: STORAGE_MASS_PARAMETER, storage_mass_activation: ForkActivation::always(), + kip10_activation: ForkActivation::never(), skip_proof_of_work: true, // For simnet only, PoW can be simulated by default max_block_level: 250, @@ -612,6 +627,7 @@ pub const DEVNET_PARAMS: Params = Params { storage_mass_parameter: STORAGE_MASS_PARAMETER, storage_mass_activation: ForkActivation::never(), + kip10_activation: ForkActivation::never(), // deflationary_phase_daa_score is the DAA score after which the pre-deflationary period // switches to the deflationary period. This number is calculated as follows: diff --git a/consensus/core/src/tx.rs b/consensus/core/src/tx.rs index a4dd7dd45..9f02ade4b 100644 --- a/consensus/core/src/tx.rs +++ b/consensus/core/src/tx.rs @@ -293,6 +293,8 @@ pub trait VerifiableTransaction { fn id(&self) -> TransactionId { self.tx().id() } + + fn utxo(&self, index: usize) -> Option<&UtxoEntry>; } /// A custom iterator written only so that `populated_inputs` has a known return type and can de defined on the trait level @@ -342,6 +344,10 @@ impl<'a> VerifiableTransaction for PopulatedTransaction<'a> { fn populated_input(&self, index: usize) -> (&TransactionInput, &UtxoEntry) { (&self.tx.inputs[index], &self.entries[index]) } + + fn utxo(&self, index: usize) -> Option<&UtxoEntry> { + self.entries.get(index) + } } /// Represents a validated transaction with populated UTXO entry data and a calculated fee @@ -370,6 +376,10 @@ impl<'a> VerifiableTransaction for ValidatedTransaction<'a> { fn populated_input(&self, index: usize) -> (&TransactionInput, &UtxoEntry) { (&self.tx.inputs[index], &self.entries[index]) } + + fn utxo(&self, index: usize) -> Option<&UtxoEntry> { + self.entries.get(index) + } } impl AsRef for Transaction { @@ -507,6 +517,10 @@ impl> VerifiableTransaction for MutableTransactionVerifiab self.inner.entries[index].as_ref().expect("expected to be called only following full UTXO population"), ) } + + fn utxo(&self, index: usize) -> Option<&UtxoEntry> { + self.inner.entries.get(index).and_then(Option::as_ref) + } } /// Specialized impl for `T=Arc` diff --git a/consensus/src/consensus/services.rs b/consensus/src/consensus/services.rs index 69eb93658..16247db18 100644 --- a/consensus/src/consensus/services.rs +++ b/consensus/src/consensus/services.rs @@ -146,6 +146,7 @@ impl ConsensusServices { tx_script_cache_counters, mass_calculator.clone(), params.storage_mass_activation, + params.kip10_activation, ); let pruning_point_manager = PruningPointManager::new( diff --git a/consensus/src/consensus/test_consensus.rs b/consensus/src/consensus/test_consensus.rs index 472bdbd83..87790d093 100644 --- a/consensus/src/consensus/test_consensus.rs +++ b/consensus/src/consensus/test_consensus.rs @@ -13,11 +13,8 @@ use kaspa_hashes::Hash; use kaspa_notify::subscription::context::SubscriptionContext; use parking_lot::RwLock; -use kaspa_database::create_temp_db; -use kaspa_database::prelude::ConnBuilder; -use std::future::Future; -use std::{sync::Arc, thread::JoinHandle}; - +use super::services::{DbDagTraversalManager, DbGhostdagManager, DbWindowManager}; +use super::Consensus; use crate::pipeline::virtual_processor::test_block_builder::TestBlockBuilder; use crate::processes::window::WindowManager; use crate::{ @@ -35,9 +32,10 @@ use crate::{ pipeline::{body_processor::BlockBodyProcessor, virtual_processor::VirtualStateProcessor, ProcessingCounters}, test_helpers::header_from_precomputed_hash, }; - -use super::services::{DbDagTraversalManager, DbGhostdagManager, DbWindowManager}; -use super::Consensus; +use kaspa_database::create_temp_db; +use kaspa_database::prelude::ConnBuilder; +use std::future::Future; +use std::{sync::Arc, thread::JoinHandle}; pub struct TestConsensus { params: Params, @@ -138,6 +136,12 @@ impl TestConsensus { self.validate_and_insert_block(self.build_block_with_parents(hash, parents).to_immutable()).virtual_state_task } + /// Adds a valid block with the given transactions and parents to the consensus. + /// + /// # Panics + /// + /// Panics if block builder validation rules are violated. + /// See `kaspa_consensus_core::errors::block::RuleError` for the complete list of possible validation rules. pub fn add_utxo_valid_block_with_parents( &self, hash: Hash, @@ -149,6 +153,12 @@ impl TestConsensus { .virtual_state_task } + /// Builds a valid block with the given transactions, parents, and miner data. + /// + /// # Panics + /// + /// Panics if block builder validation rules are violated. + /// See `kaspa_consensus_core::errors::block::RuleError` for the complete list of possible validation rules. pub fn build_utxo_valid_block_with_parents( &self, hash: Hash, diff --git a/consensus/src/processes/transaction_validator/mod.rs b/consensus/src/processes/transaction_validator/mod.rs index f9d9f79c8..7d007a335 100644 --- a/consensus/src/processes/transaction_validator/mod.rs +++ b/consensus/src/processes/transaction_validator/mod.rs @@ -28,9 +28,12 @@ pub struct TransactionValidator { /// Storage mass hardfork DAA score storage_mass_activation: ForkActivation, + /// KIP-10 hardfork DAA score + kip10_activation: ForkActivation, } impl TransactionValidator { + #[allow(clippy::too_many_arguments)] pub fn new( max_tx_inputs: usize, max_tx_outputs: usize, @@ -42,6 +45,7 @@ impl TransactionValidator { counters: Arc, mass_calculator: MassCalculator, storage_mass_activation: ForkActivation, + kip10_activation: ForkActivation, ) -> Self { Self { max_tx_inputs, @@ -54,6 +58,7 @@ impl TransactionValidator { sig_cache: Cache::with_counters(10_000, counters), mass_calculator, storage_mass_activation, + kip10_activation, } } @@ -78,6 +83,7 @@ impl TransactionValidator { sig_cache: Cache::with_counters(10_000, counters), mass_calculator: MassCalculator::new(0, 0, 0, 0), storage_mass_activation: ForkActivation::never(), + kip10_activation: ForkActivation::never(), } } } diff --git a/consensus/src/processes/transaction_validator/transaction_validator_populated.rs b/consensus/src/processes/transaction_validator/transaction_validator_populated.rs index bbb74f0ae..cff13d9fb 100644 --- a/consensus/src/processes/transaction_validator/transaction_validator_populated.rs +++ b/consensus/src/processes/transaction_validator/transaction_validator_populated.rs @@ -61,7 +61,7 @@ impl TransactionValidator { match flags { TxValidationFlags::Full | TxValidationFlags::SkipMassCheck => { Self::check_sig_op_counts(tx)?; - self.check_scripts(tx)?; + self.check_scripts(tx, pov_daa_score)?; } TxValidationFlags::SkipScriptChecks => {} } @@ -172,35 +172,47 @@ impl TransactionValidator { Ok(()) } - pub fn check_scripts(&self, tx: &(impl VerifiableTransaction + Sync)) -> TxResult<()> { - check_scripts(&self.sig_cache, tx) + pub fn check_scripts(&self, tx: &(impl VerifiableTransaction + Sync), pov_daa_score: u64) -> TxResult<()> { + check_scripts(&self.sig_cache, tx, self.kip10_activation.is_active(pov_daa_score)) } } -pub fn check_scripts(sig_cache: &Cache, tx: &(impl VerifiableTransaction + Sync)) -> TxResult<()> { +pub fn check_scripts( + sig_cache: &Cache, + tx: &(impl VerifiableTransaction + Sync), + kip10_enabled: bool, +) -> TxResult<()> { if tx.inputs().len() > CHECK_SCRIPTS_PARALLELISM_THRESHOLD { - check_scripts_par_iter(sig_cache, tx) + check_scripts_par_iter(sig_cache, tx, kip10_enabled) } else { - check_scripts_sequential(sig_cache, tx) + check_scripts_sequential(sig_cache, tx, kip10_enabled) } } -pub fn check_scripts_sequential(sig_cache: &Cache, tx: &impl VerifiableTransaction) -> TxResult<()> { +pub fn check_scripts_sequential( + sig_cache: &Cache, + tx: &impl VerifiableTransaction, + kip10_enabled: bool, +) -> TxResult<()> { let reused_values = SigHashReusedValuesUnsync::new(); for (i, (input, entry)) in tx.populated_inputs().enumerate() { - TxScriptEngine::from_transaction_input(tx, input, i, entry, &reused_values, sig_cache) - .and_then(|mut e| e.execute()) + TxScriptEngine::from_transaction_input(tx, input, i, entry, &reused_values, sig_cache, kip10_enabled) + .execute() .map_err(|err| map_script_err(err, input))?; } Ok(()) } -pub fn check_scripts_par_iter(sig_cache: &Cache, tx: &(impl VerifiableTransaction + Sync)) -> TxResult<()> { +pub fn check_scripts_par_iter( + sig_cache: &Cache, + tx: &(impl VerifiableTransaction + Sync), + kip10_enabled: bool, +) -> TxResult<()> { let reused_values = SigHashReusedValuesSync::new(); (0..tx.inputs().len()).into_par_iter().try_for_each(|idx| { let (input, utxo) = tx.populated_input(idx); - TxScriptEngine::from_transaction_input(tx, input, idx, utxo, &reused_values, sig_cache) - .and_then(|mut e| e.execute()) + TxScriptEngine::from_transaction_input(tx, input, idx, utxo, &reused_values, sig_cache, kip10_enabled) + .execute() .map_err(|err| map_script_err(err, input)) }) } @@ -209,8 +221,9 @@ pub fn check_scripts_par_iter_pool( sig_cache: &Cache, tx: &(impl VerifiableTransaction + Sync), pool: &ThreadPool, + kip10_enabled: bool, ) -> TxResult<()> { - pool.install(|| check_scripts_par_iter(sig_cache, tx)) + pool.install(|| check_scripts_par_iter(sig_cache, tx, kip10_enabled)) } fn map_script_err(script_err: TxScriptError, input: &TransactionInput) -> TxRuleError { @@ -305,13 +318,13 @@ mod tests { }], ); - tv.check_scripts(&populated_tx).expect("Signature check failed"); + tv.check_scripts(&populated_tx, u64::MAX).expect("Signature check failed"); // Test a tx with 2 inputs to cover parallelism split points in inner script checking code let (tx2, entries2) = duplicate_input(&tx, &populated_tx.entries); // Duplicated sigs should fail due to wrong sighash assert_eq!( - tv.check_scripts(&PopulatedTransaction::new(&tx2, entries2)), + tv.check_scripts(&PopulatedTransaction::new(&tx2, entries2), u64::MAX), Err(TxRuleError::SignatureInvalid(TxScriptError::EvalFalse)) ); } @@ -375,11 +388,11 @@ mod tests { }], ); - assert!(tv.check_scripts(&populated_tx).is_err(), "Expecting signature check to fail"); + assert!(tv.check_scripts(&populated_tx, u64::MAX).is_err(), "Expecting signature check to fail"); // Test a tx with 2 inputs to cover parallelism split points in inner script checking code let (tx2, entries2) = duplicate_input(&tx, &populated_tx.entries); - tv.check_scripts(&PopulatedTransaction::new(&tx2, entries2)).expect_err("Expecting signature check to fail"); + tv.check_scripts(&PopulatedTransaction::new(&tx2, entries2), u64::MAX).expect_err("Expecting signature check to fail"); // Verify we are correctly testing the parallelism case (applied here as sanity for all tests) assert!( @@ -448,13 +461,13 @@ mod tests { is_coinbase: false, }], ); - tv.check_scripts(&populated_tx).expect("Signature check failed"); + tv.check_scripts(&populated_tx, u64::MAX).expect("Signature check failed"); // Test a tx with 2 inputs to cover parallelism split points in inner script checking code let (tx2, entries2) = duplicate_input(&tx, &populated_tx.entries); // Duplicated sigs should fail due to wrong sighash assert_eq!( - tv.check_scripts(&PopulatedTransaction::new(&tx2, entries2)), + tv.check_scripts(&PopulatedTransaction::new(&tx2, entries2), u64::MAX), Err(TxRuleError::SignatureInvalid(TxScriptError::NullFail)) ); } @@ -519,12 +532,12 @@ mod tests { }], ); - assert_eq!(tv.check_scripts(&populated_tx), Err(TxRuleError::SignatureInvalid(TxScriptError::NullFail))); + assert_eq!(tv.check_scripts(&populated_tx, u64::MAX), Err(TxRuleError::SignatureInvalid(TxScriptError::NullFail))); // Test a tx with 2 inputs to cover parallelism split points in inner script checking code let (tx2, entries2) = duplicate_input(&tx, &populated_tx.entries); assert_eq!( - tv.check_scripts(&PopulatedTransaction::new(&tx2, entries2)), + tv.check_scripts(&PopulatedTransaction::new(&tx2, entries2), u64::MAX), Err(TxRuleError::SignatureInvalid(TxScriptError::NullFail)) ); } @@ -589,12 +602,12 @@ mod tests { }], ); - assert_eq!(tv.check_scripts(&populated_tx), Err(TxRuleError::SignatureInvalid(TxScriptError::NullFail))); + assert_eq!(tv.check_scripts(&populated_tx, u64::MAX), Err(TxRuleError::SignatureInvalid(TxScriptError::NullFail))); // Test a tx with 2 inputs to cover parallelism split points in inner script checking code let (tx2, entries2) = duplicate_input(&tx, &populated_tx.entries); assert_eq!( - tv.check_scripts(&PopulatedTransaction::new(&tx2, entries2)), + tv.check_scripts(&PopulatedTransaction::new(&tx2, entries2), u64::MAX), Err(TxRuleError::SignatureInvalid(TxScriptError::NullFail)) ); } @@ -659,12 +672,12 @@ mod tests { }], ); - assert_eq!(tv.check_scripts(&populated_tx), Err(TxRuleError::SignatureInvalid(TxScriptError::EvalFalse))); + assert_eq!(tv.check_scripts(&populated_tx, u64::MAX), Err(TxRuleError::SignatureInvalid(TxScriptError::EvalFalse))); // Test a tx with 2 inputs to cover parallelism split points in inner script checking code let (tx2, entries2) = duplicate_input(&tx, &populated_tx.entries); assert_eq!( - tv.check_scripts(&PopulatedTransaction::new(&tx2, entries2)), + tv.check_scripts(&PopulatedTransaction::new(&tx2, entries2), u64::MAX), Err(TxRuleError::SignatureInvalid(TxScriptError::EvalFalse)) ); } @@ -720,12 +733,15 @@ mod tests { }], ); - assert_eq!(tv.check_scripts(&populated_tx), Err(TxRuleError::SignatureInvalid(TxScriptError::SignatureScriptNotPushOnly))); + assert_eq!( + tv.check_scripts(&populated_tx, u64::MAX), + Err(TxRuleError::SignatureInvalid(TxScriptError::SignatureScriptNotPushOnly)) + ); // Test a tx with 2 inputs to cover parallelism split points in inner script checking code let (tx2, entries2) = duplicate_input(&tx, &populated_tx.entries); assert_eq!( - tv.check_scripts(&PopulatedTransaction::new(&tx2, entries2)), + tv.check_scripts(&PopulatedTransaction::new(&tx2, entries2), u64::MAX), Err(TxRuleError::SignatureInvalid(TxScriptError::SignatureScriptNotPushOnly)) ); } @@ -806,7 +822,7 @@ mod tests { let schnorr_key = secp256k1::Keypair::from_seckey_slice(secp256k1::SECP256K1, &secret_key.secret_bytes()).unwrap(); let signed_tx = sign(MutableTransaction::with_entries(unsigned_tx, entries), schnorr_key); let populated_tx = signed_tx.as_verifiable(); - assert_eq!(tv.check_scripts(&populated_tx), Ok(())); + assert_eq!(tv.check_scripts(&populated_tx, u64::MAX), Ok(())); assert_eq!(TransactionValidator::check_sig_op_counts(&populated_tx), Ok(())); } } diff --git a/crypto/txscript/Cargo.toml b/crypto/txscript/Cargo.toml index e2f492ad3..46e3103e8 100644 --- a/crypto/txscript/Cargo.toml +++ b/crypto/txscript/Cargo.toml @@ -9,6 +9,9 @@ include.workspace = true license.workspace = true repository.workspace = true +[[example]] +name = "kip-10" + [features] wasm32-core = [] wasm32-sdk = [] diff --git a/crypto/txscript/errors/src/lib.rs b/crypto/txscript/errors/src/lib.rs index 4c077dae3..b16ec4cea 100644 --- a/crypto/txscript/errors/src/lib.rs +++ b/crypto/txscript/errors/src/lib.rs @@ -6,8 +6,8 @@ pub enum TxScriptError { MalformedPushSize(Vec), #[error("opcode requires {0} bytes, but script only has {1} remaining")] MalformedPush(usize, usize), - #[error("transaction input index {0} >= {1}")] - InvalidIndex(usize, usize), + #[error("transaction input {0} is out of bounds, should be non-negative below {1}")] + InvalidInputIndex(i32, usize), #[error("combined stack size {0} > max allowed {1}")] StackSizeExceeded(usize, usize), #[error("attempt to execute invalid opcode {0}")] @@ -69,4 +69,14 @@ pub enum TxScriptError { InvalidStackOperation(usize, usize), #[error("script of size {0} exceeded maximum allowed size of {1}")] ScriptSize(usize, usize), + #[error("transaction output {0} is out of bounds, should be non-negative below {1}")] + InvalidOutputIndex(i32, usize), + #[error(transparent)] + Serialization(#[from] SerializationError), +} + +#[derive(Error, PartialEq, Eq, Debug, Clone, Copy)] +pub enum SerializationError { + #[error("Number exceeds 8 bytes: {0}")] + NumberTooLong(i64), } diff --git a/crypto/txscript/examples/kip-10.rs b/crypto/txscript/examples/kip-10.rs new file mode 100644 index 000000000..4077385a7 --- /dev/null +++ b/crypto/txscript/examples/kip-10.rs @@ -0,0 +1,663 @@ +use kaspa_addresses::{Address, Prefix, Version}; +use kaspa_consensus_core::{ + hashing::{ + sighash::{calc_schnorr_signature_hash, SigHashReusedValuesUnsync}, + sighash_type::SIG_HASH_ALL, + }, + tx::{ + MutableTransaction, PopulatedTransaction, Transaction, TransactionId, TransactionInput, TransactionOutpoint, + TransactionOutput, UtxoEntry, VerifiableTransaction, + }, +}; +use kaspa_txscript::{ + caches::Cache, + opcodes::codes::{ + OpCheckSig, OpCheckSigVerify, OpDup, OpElse, OpEndIf, OpEqualVerify, OpFalse, OpGreaterThanOrEqual, OpIf, OpSub, OpTrue, + OpTxInputAmount, OpTxInputIndex, OpTxInputSpk, OpTxOutputAmount, OpTxOutputSpk, + }, + pay_to_address_script, pay_to_script_hash_script, + script_builder::{ScriptBuilder, ScriptBuilderResult}, + TxScriptEngine, +}; +use kaspa_txscript_errors::TxScriptError::{EvalFalse, VerifyError}; +use rand::thread_rng; +use secp256k1::Keypair; + +/// Main function to execute all Kaspa transaction script scenarios. +/// +/// # Returns +/// +/// * `ScriptBuilderResult<()>` - Result of script builder operations for all scenarios. +fn main() -> ScriptBuilderResult<()> { + threshold_scenario()?; + threshold_scenario_limited_one_time()?; + threshold_scenario_limited_2_times()?; + shared_secret_scenario()?; + Ok(()) +} + +/// # Standard Threshold Scenario +/// +/// This scenario demonstrates the use of custom opcodes and script execution within the Kaspa blockchain ecosystem. +/// There are two main cases: +/// +/// 1. **Owner case:** The script checks if the input is used by the owner and verifies the owner's signature. +/// 2. **Borrower case:** The script allows the input to be consumed if the output with the same index has a value of input + threshold and goes to the P2SH of the script itself. +/// +/// # Returns +/// +/// * `ScriptBuilderResult<()>` - Result of script builder operations for this scenario. +fn threshold_scenario() -> ScriptBuilderResult<()> { + println!("\n[STANDARD] Running standard threshold scenario"); + // Create a new key pair for the owner + let owner = Keypair::new(secp256k1::SECP256K1, &mut thread_rng()); + + // Set a threshold value for comparison + let threshold: i64 = 100; + + // Initialize a cache for signature verification + let sig_cache = Cache::new(10_000); + + // Prepare to reuse values for signature hashing + let reused_values = SigHashReusedValuesUnsync::new(); + + // Create the script builder + let mut builder = ScriptBuilder::new(); + let script = builder + // Owner branch + .add_op(OpIf)? + .add_data(owner.x_only_public_key().0.serialize().as_slice())? + .add_op(OpCheckSig)? + // Borrower branch + .add_op(OpElse)? + .add_ops(&[OpTxInputIndex, OpTxInputSpk, OpTxInputIndex, OpTxOutputSpk, OpEqualVerify, OpTxInputIndex, OpTxOutputAmount])? + .add_i64(threshold)? + .add_ops(&[OpSub, OpTxInputIndex, OpTxInputAmount, OpGreaterThanOrEqual])? + .add_op(OpEndIf)? + .drain(); + + // Generate the script public key + let spk = pay_to_script_hash_script(&script); + + // Define the input value + let input_value = 1000000000; + + // Create a transaction output + let output = TransactionOutput { value: 1000000000 + threshold as u64, script_public_key: spk.clone() }; + + // Create a UTXO entry for the input + let utxo_entry = UtxoEntry::new(input_value, spk, 0, false); + + // Create a transaction input + let input = TransactionInput { + previous_outpoint: TransactionOutpoint { + transaction_id: TransactionId::from_bytes([ + 0xc9, 0x97, 0xa5, 0xe5, 0x6e, 0x10, 0x42, 0x02, 0xfa, 0x20, 0x9c, 0x6a, 0x85, 0x2d, 0xd9, 0x06, 0x60, 0xa2, 0x0b, + 0x2d, 0x9c, 0x35, 0x24, 0x23, 0xed, 0xce, 0x25, 0x85, 0x7f, 0xcd, 0x37, 0x04, + ]), + index: 0, + }, + signature_script: ScriptBuilder::new().add_data(&script)?.drain(), + sequence: 4294967295, + sig_op_count: 1, + }; + + // Create a transaction with the input and output + let mut tx = Transaction::new(1, vec![input.clone()], vec![output.clone()], 0, Default::default(), 0, vec![]); + + // Check owner branch + { + println!("[STANDARD] Checking owner branch"); + let mut tx = MutableTransaction::with_entries(tx.clone(), vec![utxo_entry.clone()]); + let sig_hash = calc_schnorr_signature_hash(&tx.as_verifiable(), 0, SIG_HASH_ALL, &reused_values); + let msg = secp256k1::Message::from_digest_slice(sig_hash.as_bytes().as_slice()).unwrap(); + + let sig = owner.sign_schnorr(msg); + let mut signature = Vec::new(); + signature.extend_from_slice(sig.as_ref().as_slice()); + signature.push(SIG_HASH_ALL.to_u8()); + + let mut builder = ScriptBuilder::new(); + builder.add_data(&signature)?; + builder.add_op(OpTrue)?; + builder.add_data(&script)?; + { + tx.tx.inputs[0].signature_script = builder.drain(); + } + + let tx = tx.as_verifiable(); + let mut vm = TxScriptEngine::from_transaction_input(&tx, &tx.inputs()[0], 0, &utxo_entry, &reused_values, &sig_cache, true); + assert_eq!(vm.execute(), Ok(())); + println!("[STANDARD] Owner branch execution successful"); + } + + // Check borrower branch + { + println!("[STANDARD] Checking borrower branch"); + tx.inputs[0].signature_script = ScriptBuilder::new().add_op(OpFalse)?.add_data(&script)?.drain(); + let tx = PopulatedTransaction::new(&tx, vec![utxo_entry.clone()]); + let mut vm = TxScriptEngine::from_transaction_input(&tx, &tx.tx.inputs[0], 0, &utxo_entry, &reused_values, &sig_cache, true); + assert_eq!(vm.execute(), Ok(())); + println!("[STANDARD] Borrower branch execution successful"); + } + + // Check borrower branch with threshold not reached + { + println!("[STANDARD] Checking borrower branch with threshold not reached"); + // Less than threshold + tx.outputs[0].value -= 1; + let tx = PopulatedTransaction::new(&tx, vec![utxo_entry.clone()]); + let mut vm = TxScriptEngine::from_transaction_input(&tx, &tx.tx.inputs[0], 0, &utxo_entry, &reused_values, &sig_cache, true); + assert_eq!(vm.execute(), Err(EvalFalse)); + println!("[STANDARD] Borrower branch with threshold not reached failed as expected"); + } + + println!("[STANDARD] Standard threshold scenario completed successfully"); + Ok(()) +} + +/// Generate a script for limited-time borrowing scenarios +/// +/// This function creates a script that allows for limited-time borrowing with a threshold, +/// or spending by the owner at any time. It's generic enough to be used for both one-time +/// and multi-time borrowing scenarios. +/// +/// # Arguments +/// +/// * `owner` - The public key of the owner +/// * `threshold` - The threshold amount that must be met for borrowing +/// * `output_spk` - The output script public key as a vector of bytes +/// +/// # Returns +/// +/// * The generated script as a vector of bytes +fn generate_limited_time_script(owner: &Keypair, threshold: i64, output_spk: Vec) -> ScriptBuilderResult> { + let mut builder = ScriptBuilder::new(); + let script = builder + // Owner branch + .add_op(OpIf)? + .add_data(owner.x_only_public_key().0.serialize().as_slice())? + .add_op(OpCheckSig)? + // Borrower branch + .add_op(OpElse)? + .add_data(&output_spk)? + .add_ops(&[OpTxInputIndex, OpTxOutputSpk, OpEqualVerify, OpTxInputIndex, OpTxOutputAmount])? + .add_i64(threshold)? + .add_ops(&[OpSub, OpTxInputIndex, OpTxInputAmount, OpGreaterThanOrEqual])? + .add_op(OpEndIf)? + .drain(); + + Ok(script) +} + +// Helper function to create P2PK script as a vector +fn p2pk_as_vec(owner: &Keypair) -> Vec { + let p2pk = + pay_to_address_script(&Address::new(Prefix::Mainnet, Version::PubKey, owner.x_only_public_key().0.serialize().as_slice())); + let version = p2pk.version.to_be_bytes(); + let script = p2pk.script(); + let mut v = Vec::with_capacity(version.len() + script.len()); + v.extend_from_slice(&version); + v.extend_from_slice(script); + v +} + +/// # Threshold Scenario with Limited One-Time Borrowing +/// +/// This function demonstrates a modified version of the threshold scenario where borrowing +/// is limited to a single occurrence. The key difference from the standard threshold scenario +/// is that the output goes to a Pay-to-Public-Key (P2PK) address instead of a Pay-to-Script-Hash (P2SH) +/// address of the script itself. +/// +/// ## Key Features: +/// 1. **One-Time Borrowing:** The borrower can only use this mechanism once, as the funds are +/// sent to a regular P2PK address instead of back to the script. +/// 2. **Owner Access:** The owner retains the ability to spend the funds at any time using their private key. +/// 3. **Threshold Mechanism:** The borrower must still meet the threshold requirement to spend the funds. +/// 4. **Output Validation:** Ensures the output goes to the correct address. +/// +/// ## Scenarios Tested: +/// 1. **Owner Spending:** Verifies that the owner can spend the funds using their signature. +/// 2. **Borrower Spending:** Checks if the borrower can spend when meeting the threshold and +/// sending to the correct P2PK address. +/// 3. **Invalid Borrower Attempt (Threshold):** Ensures the script fails if the borrower doesn't meet the threshold. +/// 4. **Invalid Borrower Attempt (Wrong Output):** Ensures the script fails if the output goes to an incorrect address. +/// +/// # Returns +/// +/// * `ScriptBuilderResult<()>` - Result of script builder operations for this scenario. +fn threshold_scenario_limited_one_time() -> ScriptBuilderResult<()> { + println!("\n[ONE-TIME] Running threshold one-time scenario"); + // Create a new key pair for the owner + let owner = Keypair::new(secp256k1::SECP256K1, &mut thread_rng()); + + // Set a threshold value for comparison + let threshold: i64 = 100; + + let p2pk = + pay_to_address_script(&Address::new(Prefix::Mainnet, Version::PubKey, owner.x_only_public_key().0.serialize().as_slice())); + let p2pk_vec = p2pk_as_vec(&owner); + let script = generate_limited_time_script(&owner, threshold, p2pk_vec.clone())?; + + // Initialize a cache for signature verification + let sig_cache = Cache::new(10_000); + + // Prepare to reuse values for signature hashing + let reused_values = SigHashReusedValuesUnsync::new(); + + // Generate the script public key + let spk = pay_to_script_hash_script(&script); + + // Define the input value + let input_value = 1000000000; + + // Create a transaction output + let output = TransactionOutput { value: 1000000000 + threshold as u64, script_public_key: p2pk.clone() }; + + // Create a UTXO entry for the input + let utxo_entry = UtxoEntry::new(input_value, spk, 0, false); + + // Create a transaction input + let input = TransactionInput { + previous_outpoint: TransactionOutpoint { + transaction_id: TransactionId::from_bytes([ + 0xc9, 0x97, 0xa5, 0xe5, 0x6e, 0x10, 0x42, 0x02, 0xfa, 0x20, 0x9c, 0x6a, 0x85, 0x2d, 0xd9, 0x06, 0x60, 0xa2, 0x0b, + 0x2d, 0x9c, 0x35, 0x24, 0x23, 0xed, 0xce, 0x25, 0x85, 0x7f, 0xcd, 0x37, 0x04, + ]), + index: 0, + }, + signature_script: ScriptBuilder::new().add_data(&script)?.drain(), + sequence: 4294967295, + sig_op_count: 1, + }; + + // Create a transaction with the input and output + let mut tx = Transaction::new(1, vec![input.clone()], vec![output.clone()], 0, Default::default(), 0, vec![]); + + // Check owner branch + { + println!("[ONE-TIME] Checking owner branch"); + let mut tx = MutableTransaction::with_entries(tx.clone(), vec![utxo_entry.clone()]); + let sig_hash = calc_schnorr_signature_hash(&tx.as_verifiable(), 0, SIG_HASH_ALL, &reused_values); + let msg = secp256k1::Message::from_digest_slice(sig_hash.as_bytes().as_slice()).unwrap(); + + let sig = owner.sign_schnorr(msg); + let mut signature = Vec::new(); + signature.extend_from_slice(sig.as_ref().as_slice()); + signature.push(SIG_HASH_ALL.to_u8()); + + let mut builder = ScriptBuilder::new(); + builder.add_data(&signature)?; + builder.add_op(OpTrue)?; + builder.add_data(&script)?; + { + tx.tx.inputs[0].signature_script = builder.drain(); + } + + let tx = tx.as_verifiable(); + let mut vm = TxScriptEngine::from_transaction_input(&tx, &tx.inputs()[0], 0, &utxo_entry, &reused_values, &sig_cache, true); + assert_eq!(vm.execute(), Ok(())); + println!("[ONE-TIME] Owner branch execution successful"); + } + + // Check borrower branch + { + println!("[ONE-TIME] Checking borrower branch"); + tx.inputs[0].signature_script = ScriptBuilder::new().add_op(OpFalse)?.add_data(&script)?.drain(); + let tx = PopulatedTransaction::new(&tx, vec![utxo_entry.clone()]); + let mut vm = TxScriptEngine::from_transaction_input(&tx, &tx.tx.inputs[0], 0, &utxo_entry, &reused_values, &sig_cache, true); + assert_eq!(vm.execute(), Ok(())); + println!("[ONE-TIME] Borrower branch execution successful"); + } + + // Check borrower branch with threshold not reached + { + println!("[ONE-TIME] Checking borrower branch with threshold not reached"); + // Less than threshold + tx.outputs[0].value -= 1; + let tx = PopulatedTransaction::new(&tx, vec![utxo_entry.clone()]); + let mut vm = TxScriptEngine::from_transaction_input(&tx, &tx.tx.inputs[0], 0, &utxo_entry, &reused_values, &sig_cache, true); + assert_eq!(vm.execute(), Err(EvalFalse)); + println!("[ONE-TIME] Borrower branch with threshold not reached failed as expected"); + } + + // Check borrower branch with output going to wrong address + { + println!("[ONE-TIME] Checking borrower branch with output going to wrong address"); + // Create a new key pair for a different address + let wrong_recipient = Keypair::new(secp256k1::SECP256K1, &mut thread_rng()); + let wrong_p2pk = pay_to_address_script(&Address::new( + Prefix::Mainnet, + Version::PubKey, + wrong_recipient.x_only_public_key().0.serialize().as_slice(), + )); + + // Create a new transaction with the wrong output address + let mut wrong_tx = tx.clone(); + wrong_tx.outputs[0].script_public_key = wrong_p2pk; + wrong_tx.inputs[0].signature_script = ScriptBuilder::new().add_op(OpFalse)?.add_data(&script)?.drain(); + + let wrong_tx = PopulatedTransaction::new(&wrong_tx, vec![utxo_entry.clone()]); + let mut vm = TxScriptEngine::from_transaction_input( + &wrong_tx, + &wrong_tx.tx.inputs[0], + 0, + &utxo_entry, + &reused_values, + &sig_cache, + true, + ); + assert_eq!(vm.execute(), Err(VerifyError)); + println!("[ONE-TIME] Borrower branch with output going to wrong address failed as expected"); + } + + println!("[ONE-TIME] Threshold one-time scenario completed successfully"); + Ok(()) +} + +/// # Threshold Scenario with Limited Two-Times Borrowing +/// +/// This function demonstrates a modified version of the threshold scenario where borrowing +/// is limited to two occurrences. The key difference from the one-time scenario is that +/// the first borrowing outputs to a P2SH of the one-time script, allowing for a second borrowing. +/// +/// ## Key Features: +/// 1. **Two-Times Borrowing:** The borrower can use this mechanism twice. +/// 2. **Owner Access:** The owner retains the ability to spend the funds at any time using their private key. +/// 3. **Threshold Mechanism:** The borrower must still meet the threshold requirement to spend the funds. +/// 4. **Output Validation:** Ensures the output goes to the correct address (P2SH of one-time script for first borrow). +/// +/// ## Scenarios Tested: +/// 1. **Owner Spending:** Verifies that the owner can spend the funds using their signature. +/// 2. **Borrower First Spending:** Checks if the borrower can spend when meeting the threshold and +/// sending to the correct P2SH address of the one-time script. +/// 3. **Invalid Borrower Attempt (Threshold):** Ensures the script fails if the borrower doesn't meet the threshold. +/// 4. **Invalid Borrower Attempt (Wrong Output):** Ensures the script fails if the output goes to an incorrect address. +/// +/// # Returns +/// +/// * `ScriptBuilderResult<()>` - Result of script builder operations for this scenario. +fn threshold_scenario_limited_2_times() -> ScriptBuilderResult<()> { + println!("\n[TWO-TIMES] Running threshold two-times scenario"); + let owner = Keypair::new(secp256k1::SECP256K1, &mut thread_rng()); + let threshold: i64 = 100; + + // First, create the one-time script + let p2pk_vec = p2pk_as_vec(&owner); + let one_time_script = generate_limited_time_script(&owner, threshold, p2pk_vec)?; + + // Now, create the two-times script using the one-time script as output + let p2sh_one_time = pay_to_script_hash_script(&one_time_script); + let p2sh_one_time_vec = { + let version = p2sh_one_time.version.to_be_bytes(); + let script = p2sh_one_time.script(); + let mut v = Vec::with_capacity(version.len() + script.len()); + v.extend_from_slice(&version); + v.extend_from_slice(script); + v + }; + + let two_times_script = generate_limited_time_script(&owner, threshold, p2sh_one_time_vec)?; + + // Initialize a cache for signature verification + let sig_cache = Cache::new(10_000); + + // Prepare to reuse values for signature hashing + let reused_values = SigHashReusedValuesUnsync::new(); + + // Generate the script public key + let spk = pay_to_script_hash_script(&two_times_script); + + // Define the input value + let input_value = 1000000000; + + // Create a transaction output + let output = TransactionOutput { value: 1000000000 + threshold as u64, script_public_key: p2sh_one_time }; + + // Create a UTXO entry for the input + let utxo_entry = UtxoEntry::new(input_value, spk, 0, false); + + // Create a transaction input + let input = TransactionInput { + previous_outpoint: TransactionOutpoint { + transaction_id: TransactionId::from_bytes([ + 0xc9, 0x97, 0xa5, 0xe5, 0x6e, 0x10, 0x42, 0x02, 0xfa, 0x20, 0x9c, 0x6a, 0x85, 0x2d, 0xd9, 0x06, 0x60, 0xa2, 0x0b, + 0x2d, 0x9c, 0x35, 0x24, 0x23, 0xed, 0xce, 0x25, 0x85, 0x7f, 0xcd, 0x37, 0x04, + ]), + index: 0, + }, + signature_script: ScriptBuilder::new().add_data(&two_times_script)?.drain(), + sequence: 4294967295, + sig_op_count: 1, + }; + + // Create a transaction with the input and output + let mut tx = Transaction::new(1, vec![input.clone()], vec![output.clone()], 0, Default::default(), 0, vec![]); + + // Check owner branch + { + println!("[TWO-TIMES] Checking owner branch"); + let mut tx = MutableTransaction::with_entries(tx.clone(), vec![utxo_entry.clone()]); + let sig_hash = calc_schnorr_signature_hash(&tx.as_verifiable(), 0, SIG_HASH_ALL, &reused_values); + let msg = secp256k1::Message::from_digest_slice(sig_hash.as_bytes().as_slice()).unwrap(); + + let sig = owner.sign_schnorr(msg); + let mut signature = Vec::new(); + signature.extend_from_slice(sig.as_ref().as_slice()); + signature.push(SIG_HASH_ALL.to_u8()); + + let mut builder = ScriptBuilder::new(); + builder.add_data(&signature)?; + builder.add_op(OpTrue)?; + builder.add_data(&two_times_script)?; + { + tx.tx.inputs[0].signature_script = builder.drain(); + } + + let tx = tx.as_verifiable(); + let mut vm = TxScriptEngine::from_transaction_input(&tx, &tx.inputs()[0], 0, &utxo_entry, &reused_values, &sig_cache, true); + assert_eq!(vm.execute(), Ok(())); + println!("[TWO-TIMES] Owner branch execution successful"); + } + + // Check borrower branch (first borrowing) + { + println!("[TWO-TIMES] Checking borrower branch (first borrowing)"); + tx.inputs[0].signature_script = ScriptBuilder::new().add_op(OpFalse)?.add_data(&two_times_script)?.drain(); + let tx = PopulatedTransaction::new(&tx, vec![utxo_entry.clone()]); + let mut vm = TxScriptEngine::from_transaction_input(&tx, &tx.tx.inputs[0], 0, &utxo_entry, &reused_values, &sig_cache, true); + assert_eq!(vm.execute(), Ok(())); + println!("[TWO-TIMES] Borrower branch (first borrowing) execution successful"); + } + + // Check borrower branch with threshold not reached + { + println!("[TWO-TIMES] Checking borrower branch with threshold not reached"); + // Less than threshold + tx.outputs[0].value -= 1; + let tx = PopulatedTransaction::new(&tx, vec![utxo_entry.clone()]); + let mut vm = TxScriptEngine::from_transaction_input(&tx, &tx.tx.inputs[0], 0, &utxo_entry, &reused_values, &sig_cache, true); + assert_eq!(vm.execute(), Err(EvalFalse)); + println!("[TWO-TIMES] Borrower branch with threshold not reached failed as expected"); + } + + // Check borrower branch with output going to wrong address + { + println!("[TWO-TIMES] Checking borrower branch with output going to wrong address"); + // Create a new key pair for a different address + let wrong_recipient = Keypair::new(secp256k1::SECP256K1, &mut thread_rng()); + let wrong_p2pk = pay_to_address_script(&Address::new( + Prefix::Mainnet, + Version::PubKey, + wrong_recipient.x_only_public_key().0.serialize().as_slice(), + )); + + // Create a new transaction with the wrong output address + let mut wrong_tx = tx.clone(); + wrong_tx.outputs[0].script_public_key = wrong_p2pk; + wrong_tx.inputs[0].signature_script = ScriptBuilder::new().add_op(OpFalse)?.add_data(&two_times_script)?.drain(); + + let wrong_tx = PopulatedTransaction::new(&wrong_tx, vec![utxo_entry.clone()]); + let mut vm = TxScriptEngine::from_transaction_input( + &wrong_tx, + &wrong_tx.tx.inputs[0], + 0, + &utxo_entry, + &reused_values, + &sig_cache, + true, + ); + assert_eq!(vm.execute(), Err(VerifyError)); + println!("[TWO-TIMES] Borrower branch with output going to wrong address failed as expected"); + } + + println!("[TWO-TIMES] Threshold two-times scenario completed successfully"); + Ok(()) +} + +/// # Shared Secret Scenario +/// +/// This scenario demonstrates the use of a shared secret within the Kaspa blockchain ecosystem. +/// Instead of using a threshold value, it checks the shared secret and the signature associated with it. +/// +/// ## Key Features: +/// 1. **Owner Access:** The owner can spend funds at any time using their signature. +/// 2. **Shared Secret:** A separate keypair is used as a shared secret for borrower access. +/// 3. **Borrower Verification:** The borrower must provide the correct shared secret signature to spend. +/// +/// ## Scenarios Tested: +/// 1. **Owner Spending:** Verifies that the owner can spend the funds using their signature. +/// 2. **Borrower with Correct Secret:** Checks if the borrower can spend when providing the correct shared secret. +/// 3. **Borrower with Incorrect Secret:** Ensures the script fails if the borrower uses an incorrect secret. +/// +/// # Returns +/// +/// * `ScriptBuilderResult<()>` - Result of script builder operations for this scenario. +fn shared_secret_scenario() -> ScriptBuilderResult<()> { + println!("\n[SHARED-SECRET] Running shared secret scenario"); + + // Create key pairs for the owner, shared secret, and a potential borrower + let owner = Keypair::new(secp256k1::SECP256K1, &mut thread_rng()); + let shared_secret_kp = Keypair::new(secp256k1::SECP256K1, &mut thread_rng()); + let borrower_kp = Keypair::new(secp256k1::SECP256K1, &mut thread_rng()); + + // Initialize a cache for signature verification + let sig_cache = Cache::new(10_000); + + // Create the script builder + let mut builder = ScriptBuilder::new(); + let script = builder + // Owner branch + .add_op(OpIf)? + .add_data(owner.x_only_public_key().0.serialize().as_slice())? + .add_op(OpCheckSig)? + // Borrower branch + .add_op(OpElse)? + .add_op(OpDup)? + .add_data(shared_secret_kp.x_only_public_key().0.serialize().as_slice())? + .add_op(OpEqualVerify)? + .add_op(OpCheckSigVerify)? + .add_ops(&[OpTxInputIndex, OpTxInputSpk, OpTxInputIndex, OpTxOutputSpk, OpEqualVerify, OpTxInputIndex, OpTxOutputAmount, OpTxInputIndex, OpTxInputAmount, OpGreaterThanOrEqual])? + .add_op(OpEndIf)? + .drain(); + + // Generate the script public key + let spk = pay_to_script_hash_script(&script); + + // Define the input value + let input_value = 1000000000; + + // Create a transaction output + let output = TransactionOutput { value: input_value, script_public_key: spk.clone() }; + + // Create a UTXO entry for the input + let utxo_entry = UtxoEntry::new(input_value, spk, 0, false); + + // Create a transaction input + let input = TransactionInput { + previous_outpoint: TransactionOutpoint { + transaction_id: TransactionId::from_bytes([ + 0xc9, 0x97, 0xa5, 0xe5, 0x6e, 0x10, 0x42, 0x02, 0xfa, 0x20, 0x9c, 0x6a, 0x85, 0x2d, 0xd9, 0x06, 0x60, 0xa2, 0x0b, + 0x2d, 0x9c, 0x35, 0x24, 0x23, 0xed, 0xce, 0x25, 0x85, 0x7f, 0xcd, 0x37, 0x04, + ]), + index: 0, + }, + signature_script: ScriptBuilder::new().add_data(&script)?.drain(), + sequence: 4294967295, + sig_op_count: 1, + }; + + // Create a transaction with the input and output + let tx = Transaction::new(1, vec![input.clone()], vec![output.clone()], 0, Default::default(), 0, vec![]); + let sign = |pk: Keypair| { + // Prepare to reuse values for signature hashing + let reused_values = SigHashReusedValuesUnsync::new(); + + let tx = MutableTransaction::with_entries(tx.clone(), vec![utxo_entry.clone()]); + let sig_hash = calc_schnorr_signature_hash(&tx.as_verifiable(), 0, SIG_HASH_ALL, &reused_values); + let msg = secp256k1::Message::from_digest_slice(sig_hash.as_bytes().as_slice()).unwrap(); + + let sig = pk.sign_schnorr(msg); + let mut signature = Vec::new(); + signature.extend_from_slice(sig.as_ref().as_slice()); + signature.push(SIG_HASH_ALL.to_u8()); + (tx, signature, reused_values) + }; + + // Check owner branch + { + println!("[SHARED-SECRET] Checking owner branch"); + let (mut tx, signature, reused_values) = sign(owner); + let mut builder = ScriptBuilder::new(); + builder.add_data(&signature)?; + builder.add_op(OpTrue)?; + builder.add_data(&script)?; + { + tx.tx.inputs[0].signature_script = builder.drain(); + } + + let tx = tx.as_verifiable(); + let mut vm = TxScriptEngine::from_transaction_input(&tx, &tx.inputs()[0], 0, &utxo_entry, &reused_values, &sig_cache, true); + assert_eq!(vm.execute(), Ok(())); + println!("[SHARED-SECRET] Owner branch execution successful"); + } + + // Check borrower branch with correct shared secret + { + println!("[SHARED-SECRET] Checking borrower branch with correct shared secret"); + let (mut tx, signature, reused_values) = sign(shared_secret_kp); + builder.add_data(&signature)?; + builder.add_data(shared_secret_kp.x_only_public_key().0.serialize().as_slice())?; + builder.add_op(OpFalse)?; + builder.add_data(&script)?; + { + tx.tx.inputs[0].signature_script = builder.drain(); + } + + let tx = tx.as_verifiable(); + let mut vm = TxScriptEngine::from_transaction_input(&tx, &tx.inputs()[0], 0, &utxo_entry, &reused_values, &sig_cache, true); + assert_eq!(vm.execute(), Ok(())); + println!("[SHARED-SECRET] Borrower branch with correct shared secret execution successful"); + } + + // Check borrower branch with incorrect secret + { + println!("[SHARED-SECRET] Checking borrower branch with incorrect secret"); + let (mut tx, signature, reused_values) = sign(borrower_kp); + builder.add_data(&signature)?; + builder.add_data(borrower_kp.x_only_public_key().0.serialize().as_slice())?; + builder.add_op(OpFalse)?; + builder.add_data(&script)?; + { + tx.tx.inputs[0].signature_script = builder.drain(); + } + + let tx = tx.as_verifiable(); + let mut vm = TxScriptEngine::from_transaction_input(&tx, &tx.inputs()[0], 0, &utxo_entry, &reused_values, &sig_cache, true); + assert_eq!(vm.execute(), Err(VerifyError)); + println!("[SHARED-SECRET] Borrower branch with incorrect secret failed as expected"); + } + + println!("[SHARED-SECRET] Shared secret scenario completed successfully"); + Ok(()) +} diff --git a/crypto/txscript/src/data_stack.rs b/crypto/txscript/src/data_stack.rs index 5d8ea18ed..cb5935bbb 100644 --- a/crypto/txscript/src/data_stack.rs +++ b/crypto/txscript/src/data_stack.rs @@ -1,11 +1,15 @@ use crate::TxScriptError; use core::fmt::Debug; use core::iter; +use kaspa_txscript_errors::SerializationError; +use std::cmp::Ordering; +use std::ops::Deref; const DEFAULT_SCRIPT_NUM_LEN: usize = 4; +const DEFAULT_SCRIPT_NUM_LEN_KIP10: usize = 8; #[derive(PartialEq, Eq, Debug, Default)] -pub(crate) struct SizedEncodeInt(i64); +pub(crate) struct SizedEncodeInt(pub(crate) i64); pub(crate) type Stack = Vec>; @@ -19,7 +23,7 @@ pub(crate) trait DataStack { Vec: OpcodeData; fn pop_raw(&mut self) -> Result<[Vec; SIZE], TxScriptError>; fn peek_raw(&self) -> Result<[Vec; SIZE], TxScriptError>; - fn push_item(&mut self, item: T) + fn push_item(&mut self, item: T) -> Result<(), TxScriptError> where Vec: OpcodeData; fn drop_items(&mut self) -> Result<(), TxScriptError>; @@ -31,7 +35,9 @@ pub(crate) trait DataStack { pub(crate) trait OpcodeData { fn deserialize(&self) -> Result; - fn serialize(from: &T) -> Self; + fn serialize(from: &T) -> Result + where + Self: Sized; } fn check_minimal_data_encoding(v: &[u8]) -> Result<(), TxScriptError> { @@ -59,6 +65,36 @@ fn check_minimal_data_encoding(v: &[u8]) -> Result<(), TxScriptError> { Ok(()) } +#[inline] +fn serialize_i64(from: &i64) -> Vec { + let sign = from.signum(); + let mut positive = from.unsigned_abs(); + let mut last_saturated = false; + let mut number_vec: Vec = iter::from_fn(move || { + if positive == 0 { + if last_saturated { + last_saturated = false; + Some(0) + } else { + None + } + } else { + let value = positive & 0xff; + last_saturated = (value & 0x80) != 0; + positive >>= 8; + Some(value as u8) + } + }) + .collect(); + if sign == -1 { + match number_vec.last_mut() { + Some(num) => *num |= 0x80, + _ => unreachable!(), + } + } + number_vec +} + fn deserialize_i64(v: &[u8]) -> Result { match v.len() { l if l > size_of::() => { @@ -75,6 +111,59 @@ fn deserialize_i64(v: &[u8]) -> Result { } } +#[derive(Debug, Copy, Clone, PartialEq, Eq, Ord, PartialOrd)] +#[repr(transparent)] +pub struct Kip10I64(pub i64); + +impl From for i64 { + fn from(value: Kip10I64) -> Self { + value.0 + } +} + +impl PartialEq for Kip10I64 { + fn eq(&self, other: &i64) -> bool { + self.0.eq(other) + } +} + +impl PartialOrd for Kip10I64 { + fn partial_cmp(&self, other: &i64) -> Option { + self.0.partial_cmp(other) + } +} + +impl Deref for Kip10I64 { + type Target = i64; + + fn deref(&self) -> &Self::Target { + &self.0 + } +} + +impl OpcodeData for Vec { + #[inline] + fn deserialize(&self) -> Result { + match self.len() > DEFAULT_SCRIPT_NUM_LEN_KIP10 { + true => Err(TxScriptError::NumberTooBig(format!( + "numeric value encoded as {:x?} is {} bytes which exceeds the max allowed of {}", + self, + self.len(), + DEFAULT_SCRIPT_NUM_LEN_KIP10 + ))), + false => deserialize_i64(self).map(Kip10I64), + } + } + + #[inline] + fn serialize(from: &Kip10I64) -> Result { + if from.0 == i64::MIN { + return Err(SerializationError::NumberTooLong(from.0)); + } + Ok(serialize_i64(&from.0)) + } +} + impl OpcodeData for Vec { #[inline] fn deserialize(&self) -> Result { @@ -90,33 +179,11 @@ impl OpcodeData for Vec { } #[inline] - fn serialize(from: &i64) -> Self { - let sign = from.signum(); - let mut positive = from.abs(); - let mut last_saturated = false; - let mut number_vec: Vec = iter::from_fn(move || { - if positive == 0 { - if last_saturated { - last_saturated = false; - Some(0) - } else { - None - } - } else { - let value = positive & 0xff; - last_saturated = (value & 0x80) != 0; - positive >>= 8; - Some(value as u8) - } - }) - .collect(); - if sign == -1 { - match number_vec.last_mut() { - Some(num) => *num |= 0x80, - _ => unreachable!(), - } + fn serialize(from: &i64) -> Result { + if from == &i64::MIN { + return Err(SerializationError::NumberTooLong(*from)); } - number_vec + Ok(serialize_i64(from)) } } @@ -124,13 +191,14 @@ impl OpcodeData for Vec { #[inline] fn deserialize(&self) -> Result { let res = OpcodeData::::deserialize(self)?; - i32::try_from(res.clamp(i32::MIN as i64, i32::MAX as i64)) - .map_err(|e| TxScriptError::InvalidState(format!("data is too big for `i32`: {e}"))) + // TODO: Consider getting rid of clamp, since the call to deserialize should return an error + // if the number is not in the i32 range (this should be done with proper testing)? + Ok(res.clamp(i32::MIN as i64, i32::MAX as i64) as i32) } #[inline] - fn serialize(from: &i32) -> Self { - OpcodeData::::serialize(&(*from as i64)) + fn serialize(from: &i32) -> Result { + Ok(OpcodeData::::serialize(&(*from as i64)).expect("should never happen")) } } @@ -142,15 +210,15 @@ impl OpcodeData> for Vec { "numeric value encoded as {:x?} is {} bytes which exceeds the max allowed of {}", self, self.len(), - DEFAULT_SCRIPT_NUM_LEN + LEN ))), false => deserialize_i64(self).map(SizedEncodeInt::), } } #[inline] - fn serialize(from: &SizedEncodeInt) -> Self { - OpcodeData::::serialize(&from.0) + fn serialize(from: &SizedEncodeInt) -> Result { + Ok(serialize_i64(&from.0)) } } @@ -166,11 +234,11 @@ impl OpcodeData for Vec { } #[inline] - fn serialize(from: &bool) -> Self { - match from { + fn serialize(from: &bool) -> Result { + Ok(match from { true => vec![1], false => vec![], - } + }) } } @@ -216,11 +284,13 @@ impl DataStack for Stack { } #[inline] - fn push_item(&mut self, item: T) + fn push_item(&mut self, item: T) -> Result<(), TxScriptError> where Vec: OpcodeData, { - Vec::push(self, OpcodeData::serialize(&item)); + let v = OpcodeData::serialize(&item)?; + Vec::push(self, v); + Ok(()) } #[inline] @@ -283,9 +353,9 @@ impl DataStack for Stack { #[cfg(test)] mod tests { - use super::OpcodeData; + use super::{Kip10I64, OpcodeData}; use crate::data_stack::SizedEncodeInt; - use kaspa_txscript_errors::TxScriptError; + use kaspa_txscript_errors::{SerializationError, TxScriptError}; // TestScriptNumBytes #[test] @@ -322,7 +392,7 @@ mod tests { TestCase { num: 2147483647, serialized: hex::decode("ffffff7f").expect("failed parsing hex") }, TestCase { num: -2147483647, serialized: hex::decode("ffffffff").expect("failed parsing hex") }, // Values that are out of range for data that is interpreted as - // numbers, but are allowed as the result of numeric operations. + // numbers before KIP-10 enabled, but are allowed as the result of numeric operations. TestCase { num: 2147483648, serialized: hex::decode("0000008000").expect("failed parsing hex") }, TestCase { num: -2147483648, serialized: hex::decode("0000008080").expect("failed parsing hex") }, TestCase { num: 2415919104, serialized: hex::decode("0000009000").expect("failed parsing hex") }, @@ -340,9 +410,13 @@ mod tests { ]; for test in tests { - let serialized: Vec = OpcodeData::::serialize(&test.num); + let serialized: Vec = OpcodeData::::serialize(&test.num).unwrap(); assert_eq!(serialized, test.serialized); } + + // special case 9-byte i64 + let r: Result, _> = OpcodeData::::serialize(&-9223372036854775808); + assert_eq!(r, Err(SerializationError::NumberTooLong(-9223372036854775808))); } // TestMakeScriptNum @@ -537,7 +611,73 @@ mod tests { }, // 7340032 // Values above 8 bytes should always return error ]; - + let kip10_tests = vec![ + TestCase:: { + serialized: hex::decode("0000008000").expect("failed parsing hex"), + result: Ok(Kip10I64(2147483648)), + }, + TestCase:: { + serialized: hex::decode("0000008080").expect("failed parsing hex"), + result: Ok(Kip10I64(-2147483648)), + }, + TestCase:: { + serialized: hex::decode("0000009000").expect("failed parsing hex"), + result: Ok(Kip10I64(2415919104)), + }, + TestCase:: { + serialized: hex::decode("0000009080").expect("failed parsing hex"), + result: Ok(Kip10I64(-2415919104)), + }, + TestCase:: { + serialized: hex::decode("ffffffff00").expect("failed parsing hex"), + result: Ok(Kip10I64(4294967295)), + }, + TestCase:: { + serialized: hex::decode("ffffffff80").expect("failed parsing hex"), + result: Ok(Kip10I64(-4294967295)), + }, + TestCase:: { + serialized: hex::decode("0000000001").expect("failed parsing hex"), + result: Ok(Kip10I64(4294967296)), + }, + TestCase:: { + serialized: hex::decode("0000000081").expect("failed parsing hex"), + result: Ok(Kip10I64(-4294967296)), + }, + TestCase:: { + serialized: hex::decode("ffffffffffff00").expect("failed parsing hex"), + result: Ok(Kip10I64(281474976710655)), + }, + TestCase:: { + serialized: hex::decode("ffffffffffff80").expect("failed parsing hex"), + result: Ok(Kip10I64(-281474976710655)), + }, + TestCase:: { + serialized: hex::decode("ffffffffffffff00").expect("failed parsing hex"), + result: Ok(Kip10I64(72057594037927935)), + }, + TestCase:: { + serialized: hex::decode("ffffffffffffff80").expect("failed parsing hex"), + result: Ok(Kip10I64(-72057594037927935)), + }, + TestCase:: { + serialized: hex::decode("ffffffffffffff7f").expect("failed parsing hex"), + result: Ok(Kip10I64(9223372036854775807)), + }, + TestCase:: { + serialized: hex::decode("ffffffffffffffff").expect("failed parsing hex"), + result: Ok(Kip10I64(-9223372036854775807)), + }, + // Minimally encoded values that are out of range for data that + // is interpreted as script numbers with the minimal encoding + // flag set. Should error and return 0. + TestCase:: { + serialized: hex::decode("000000000000008080").expect("failed parsing hex"), + result: Err(TxScriptError::NumberTooBig( + "numeric value encoded as [0, 0, 0, 0, 0, 0, 0, 80, 80] is 9 bytes which exceeds the max allowed of 8".to_string(), + )), + }, + ]; let test_of_size_5 = vec![ TestCase::> { serialized: hex::decode("ffffffff7f").expect("failed parsing hex"), @@ -633,5 +773,10 @@ mod tests { // code matches the value specified in the test instance. assert_eq!(test.serialized.deserialize(), test.result); } + for test in kip10_tests { + // Ensure the error code is of the expected type and the error + // code matches the value specified in the test instance. + assert_eq!(test.serialized.deserialize(), test.result); + } } } diff --git a/crypto/txscript/src/lib.rs b/crypto/txscript/src/lib.rs index 5fed84328..f36307a60 100644 --- a/crypto/txscript/src/lib.rs +++ b/crypto/txscript/src/lib.rs @@ -68,7 +68,7 @@ pub struct SigCacheKey { } enum ScriptSource<'a, T: VerifiableTransaction> { - TxInput { tx: &'a T, input: &'a TransactionInput, id: usize, utxo_entry: &'a UtxoEntry, is_p2sh: bool }, + TxInput { tx: &'a T, input: &'a TransactionInput, idx: usize, utxo_entry: &'a UtxoEntry, is_p2sh: bool }, StandAloneScripts(Vec<&'a [u8]>), } @@ -85,6 +85,7 @@ pub struct TxScriptEngine<'a, T: VerifiableTransaction, Reused: SigHashReusedVal cond_stack: Vec, // Following if stacks, and whether it is running num_ops: i32, + kip10_enabled: bool, } fn parse_script( @@ -154,7 +155,7 @@ pub fn is_unspendable(scr } impl<'a, T: VerifiableTransaction, Reused: SigHashReusedValues> TxScriptEngine<'a, T, Reused> { - pub fn new(reused_values: &'a Reused, sig_cache: &'a Cache) -> Self { + pub fn new(reused_values: &'a Reused, sig_cache: &'a Cache, kip10_enabled: bool) -> Self { Self { dstack: vec![], astack: vec![], @@ -163,9 +164,26 @@ impl<'a, T: VerifiableTransaction, Reused: SigHashReusedValues> TxScriptEngine<' sig_cache, cond_stack: vec![], num_ops: 0, + kip10_enabled, } } + /// Creates a new Script Engine for validating transaction input. + /// + /// # Arguments + /// * `tx` - The transaction being validated + /// * `input` - The input being validated + /// * `input_idx` - Index of the input in the transaction + /// * `utxo_entry` - UTXO entry being spent + /// * `reused_values` - Reused values for signature hashing + /// * `sig_cache` - Cache for signature verification + /// * `kip10_enabled` - Whether KIP-10 transaction introspection opcodes are enabled + /// + /// # Panics + /// * When input_idx >= number of inputs in transaction (malformed input) + /// + /// # Returns + /// Script engine instance configured for the given input pub fn from_transaction_input( tx: &'a T, input: &'a TransactionInput, @@ -173,26 +191,31 @@ impl<'a, T: VerifiableTransaction, Reused: SigHashReusedValues> TxScriptEngine<' utxo_entry: &'a UtxoEntry, reused_values: &'a Reused, sig_cache: &'a Cache, - ) -> Result { + kip10_enabled: bool, + ) -> Self { let script_public_key = utxo_entry.script_public_key.script(); // The script_public_key in P2SH is just validating the hash on the OpMultiSig script // the user provides let is_p2sh = ScriptClass::is_pay_to_script_hash(script_public_key); - match input_idx < tx.tx().inputs.len() { - true => Ok(Self { - dstack: Default::default(), - astack: Default::default(), - script_source: ScriptSource::TxInput { tx, input, id: input_idx, utxo_entry, is_p2sh }, - reused_values, - sig_cache, - cond_stack: Default::default(), - num_ops: 0, - }), - false => Err(TxScriptError::InvalidIndex(input_idx, tx.tx().inputs.len())), + assert!(input_idx < tx.tx().inputs.len()); + Self { + dstack: Default::default(), + astack: Default::default(), + script_source: ScriptSource::TxInput { tx, input, idx: input_idx, utxo_entry, is_p2sh }, + reused_values, + sig_cache, + cond_stack: Default::default(), + num_ops: 0, + kip10_enabled, } } - pub fn from_script(script: &'a [u8], reused_values: &'a Reused, sig_cache: &'a Cache) -> Self { + pub fn from_script( + script: &'a [u8], + reused_values: &'a Reused, + sig_cache: &'a Cache, + kip10_enabled: bool, + ) -> Self { Self { dstack: Default::default(), astack: Default::default(), @@ -201,6 +224,7 @@ impl<'a, T: VerifiableTransaction, Reused: SigHashReusedValues> TxScriptEngine<' sig_cache, cond_stack: Default::default(), num_ops: 0, + kip10_enabled, } } @@ -300,7 +324,7 @@ impl<'a, T: VerifiableTransaction, Reused: SigHashReusedValues> TxScriptEngine<' // each is successful scripts.iter().enumerate().filter(|(_, s)| !s.is_empty()).try_for_each(|(idx, s)| { let verify_only_push = - idx == 0 && matches!(self.script_source, ScriptSource::TxInput { tx: _, input: _, id: _, utxo_entry: _, is_p2sh: _ }); + idx == 0 && matches!(self.script_source, ScriptSource::TxInput { tx: _, input: _, idx: _, utxo_entry: _, is_p2sh: _ }); // Save script in p2sh if is_p2sh && idx == 1 { saved_stack = Some(self.dstack.clone()); @@ -437,21 +461,21 @@ impl<'a, T: VerifiableTransaction, Reused: SigHashReusedValues> TxScriptEngine<' return Err(TxScriptError::NullFail); } - self.dstack.push_item(!failed); + self.dstack.push_item(!failed)?; Ok(()) } #[inline] fn check_schnorr_signature(&mut self, hash_type: SigHashType, key: &[u8], sig: &[u8]) -> Result { match self.script_source { - ScriptSource::TxInput { tx, id, .. } => { + ScriptSource::TxInput { tx, idx, .. } => { if sig.len() != 64 { return Err(TxScriptError::SigLength(sig.len())); } Self::check_pub_key_encoding(key)?; let pk = secp256k1::XOnlyPublicKey::from_slice(key).map_err(TxScriptError::InvalidSignature)?; let sig = secp256k1::schnorr::Signature::from_slice(sig).map_err(TxScriptError::InvalidSignature)?; - let sig_hash = calc_schnorr_signature_hash(tx, id, hash_type, self.reused_values); + let sig_hash = calc_schnorr_signature_hash(tx, idx, hash_type, self.reused_values); let msg = secp256k1::Message::from_digest_slice(sig_hash.as_bytes().as_slice()).unwrap(); let sig_cache_key = SigCacheKey { signature: Signature::Secp256k1(sig), pub_key: PublicKey::Schnorr(pk), message: msg }; @@ -479,14 +503,14 @@ impl<'a, T: VerifiableTransaction, Reused: SigHashReusedValues> TxScriptEngine<' fn check_ecdsa_signature(&mut self, hash_type: SigHashType, key: &[u8], sig: &[u8]) -> Result { match self.script_source { - ScriptSource::TxInput { tx, id, .. } => { + ScriptSource::TxInput { tx, idx, .. } => { if sig.len() != 64 { return Err(TxScriptError::SigLength(sig.len())); } Self::check_pub_key_encoding_ecdsa(key)?; let pk = secp256k1::PublicKey::from_slice(key).map_err(TxScriptError::InvalidSignature)?; let sig = secp256k1::ecdsa::Signature::from_compact(sig).map_err(TxScriptError::InvalidSignature)?; - let sig_hash = calc_ecdsa_signature_hash(tx, id, hash_type, self.reused_values); + let sig_hash = calc_ecdsa_signature_hash(tx, idx, hash_type, self.reused_values); let msg = secp256k1::Message::from_digest_slice(sig_hash.as_bytes().as_slice()).unwrap(); let sig_cache_key = SigCacheKey { signature: Signature::Ecdsa(sig), pub_key: PublicKey::Ecdsa(pk), message: msg }; @@ -512,6 +536,16 @@ impl<'a, T: VerifiableTransaction, Reused: SigHashReusedValues> TxScriptEngine<' } } +trait SpkEncoding { + fn to_bytes(&self) -> Vec; +} + +impl SpkEncoding for ScriptPublicKey { + fn to_bytes(&self) -> Vec { + self.version.to_be_bytes().into_iter().chain(self.script().iter().copied()).collect() + } +} + #[cfg(test)] mod tests { use std::iter::once; @@ -546,6 +580,10 @@ mod tests { fn populated_input(&self, _index: usize) -> (&TransactionInput, &UtxoEntry) { unimplemented!() } + + fn utxo(&self, _index: usize) -> Option<&UtxoEntry> { + unimplemented!() + } } fn run_test_script_cases(test_cases: Vec) { @@ -572,10 +610,18 @@ mod tests { let utxo_entry = UtxoEntry::new(output.value, output.script_public_key.clone(), 0, tx.is_coinbase()); let populated_tx = PopulatedTransaction::new(&tx, vec![utxo_entry.clone()]); - - let mut vm = TxScriptEngine::from_transaction_input(&populated_tx, &input, 0, &utxo_entry, &reused_values, &sig_cache) - .expect("Script creation failed"); - assert_eq!(vm.execute(), test.expected_result); + [false, true].into_iter().for_each(|kip10_enabled| { + let mut vm = TxScriptEngine::from_transaction_input( + &populated_tx, + &input, + 0, + &utxo_entry, + &reused_values, + &sig_cache, + kip10_enabled, + ); + assert_eq!(vm.execute(), test.expected_result); + }); } } @@ -999,7 +1045,7 @@ mod bitcoind_tests { } impl JsonTestRow { - fn test_row(&self) -> Result<(), TestError> { + fn test_row(&self, kip10_enabled: bool) -> Result<(), TestError> { // Parse test to objects let (sig_script, script_pub_key, expected_result) = match self.clone() { JsonTestRow::Test(sig_script, sig_pub_key, _, expected_result) => (sig_script, sig_pub_key, expected_result), @@ -1011,7 +1057,7 @@ mod bitcoind_tests { } }; - let result = Self::run_test(sig_script, script_pub_key); + let result = Self::run_test(sig_script, script_pub_key, kip10_enabled); match Self::result_name(result.clone()).contains(&expected_result.as_str()) { true => Ok(()), @@ -1019,7 +1065,7 @@ mod bitcoind_tests { } } - fn run_test(sig_script: String, script_pub_key: String) -> Result<(), UnifiedError> { + fn run_test(sig_script: String, script_pub_key: String, kip10_enabled: bool) -> Result<(), UnifiedError> { let script_sig = opcodes::parse_short_form(sig_script).map_err(UnifiedError::ScriptBuilderError)?; let script_pub_key = ScriptPublicKey::from_vec(0, opcodes::parse_short_form(script_pub_key).map_err(UnifiedError::ScriptBuilderError)?); @@ -1039,8 +1085,8 @@ mod bitcoind_tests { &populated_tx.entries[0], &reused_values, &sig_cache, - ) - .map_err(UnifiedError::TxScriptError)?; + kip10_enabled, + ); vm.execute().map_err(UnifiedError::TxScriptError) } @@ -1073,6 +1119,7 @@ mod bitcoind_tests { Err(ue) => match ue { UnifiedError::TxScriptError(e) => match e { TxScriptError::NumberTooBig(_) => vec!["UNKNOWN_ERROR"], + TxScriptError::Serialization(_) => vec!["UNKNOWN_ERROR"], TxScriptError::PubKeyFormat => vec!["PUBKEYFORMAT"], TxScriptError::EvalFalse => vec!["EVAL_FALSE"], TxScriptError::EmptyStack => { @@ -1119,22 +1166,47 @@ mod bitcoind_tests { #[test] fn test_bitcoind_tests() { - let file = File::open(Path::new(env!("CARGO_MANIFEST_DIR")).join("test-data").join("script_tests.json")) - .expect("Could not find test file"); - let reader = BufReader::new(file); - - // Read the JSON contents of the file as an instance of `User`. - let tests: Vec = serde_json::from_reader(reader).expect("Failed Parsing {:?}"); - let mut had_errors = 0; - let total_tests = tests.len(); - for row in tests { - if let Err(error) = row.test_row() { - println!("Test: {:?} failed: {:?}", row.clone(), error); - had_errors += 1; + // Script test files are split into two versions to test behavior before and after KIP-10: + // + // - script_tests.json: Tests basic script functionality with KIP-10 disabled (kip10_enabled=false) + // - script_tests-kip10.json: Tests expanded functionality with KIP-10 enabled (kip10_enabled=true) + // + // KIP-10 introduces two major changes: + // + // 1. Support for 8-byte integer arithmetic (previously limited to 4 bytes) + // This enables working with larger numbers in scripts and reduces artificial constraints + // + // 2. Transaction introspection opcodes: + // - OpTxInputCount (0xb3): Get number of inputs + // - OpTxOutputCount (0xb4): Get number of outputs + // - OpTxInputIndex (0xb9): Get current input index + // - OpTxInputAmount (0xbe): Get input amount + // - OpTxInputSpk (0xbf): Get input script public key + // - OpTxOutputAmount (0xc2): Get output amount + // - OpTxOutputSpk (0xc3): Get output script public key + // + // These changes were added to support mutual transactions and auto-compounding addresses. + // When KIP-10 is disabled (pre-activation), the new opcodes will return an InvalidOpcode error + // and arithmetic is limited to 4 bytes. When enabled, scripts gain full access to transaction + // data and 8-byte arithmetic capabilities. + for (file_name, kip10_enabled) in [("script_tests.json", false), ("script_tests-kip10.json", true)] { + let file = + File::open(Path::new(env!("CARGO_MANIFEST_DIR")).join("test-data").join(file_name)).expect("Could not find test file"); + let reader = BufReader::new(file); + + // Read the JSON contents of the file as an instance of `User`. + let tests: Vec = serde_json::from_reader(reader).expect("Failed Parsing {:?}"); + let mut had_errors = 0; + let total_tests = tests.len(); + for row in tests { + if let Err(error) = row.test_row(kip10_enabled) { + println!("Test: {:?} failed: {:?}", row.clone(), error); + had_errors += 1; + } + } + if had_errors > 0 { + panic!("{}/{} json tests failed", had_errors, total_tests) } - } - if had_errors > 0 { - panic!("{}/{} json tests failed", had_errors, total_tests) } } } diff --git a/crypto/txscript/src/opcodes/macros.rs b/crypto/txscript/src/opcodes/macros.rs index c4d161d40..a4b3bfbbf 100644 --- a/crypto/txscript/src/opcodes/macros.rs +++ b/crypto/txscript/src/opcodes/macros.rs @@ -132,7 +132,11 @@ macro_rules! opcode_list { let mut builder = ScriptBuilder::new(); for token in script.split_whitespace() { if let Ok(value) = token.parse::() { - builder.add_i64(value)?; + if value == i64::MIN { + builder.add_i64_min()?; + } else { + builder.add_i64(value)?; + } } else if let Some(Ok(value)) = token.strip_prefix("0x").and_then(|trimmed| Some(hex::decode(trimmed))) { builder.extend(&value); diff --git a/crypto/txscript/src/opcodes/mod.rs b/crypto/txscript/src/opcodes/mod.rs index f2a92fa0b..c59bc27d9 100644 --- a/crypto/txscript/src/opcodes/mod.rs +++ b/crypto/txscript/src/opcodes/mod.rs @@ -1,18 +1,20 @@ #[macro_use] mod macros; -use crate::data_stack::{DataStack, OpcodeData}; use crate::{ - ScriptSource, TxScriptEngine, TxScriptError, LOCK_TIME_THRESHOLD, MAX_TX_IN_SEQUENCE_NUM, NO_COST_OPCODE, + data_stack::{DataStack, Kip10I64, OpcodeData}, + ScriptSource, SpkEncoding, TxScriptEngine, TxScriptError, LOCK_TIME_THRESHOLD, MAX_TX_IN_SEQUENCE_NUM, NO_COST_OPCODE, SEQUENCE_LOCK_TIME_DISABLED, SEQUENCE_LOCK_TIME_MASK, }; use blake2b_simd::Params; -use core::cmp::{max, min}; use kaspa_consensus_core::hashing::sighash::SigHashReusedValues; use kaspa_consensus_core::hashing::sighash_type::SigHashType; use kaspa_consensus_core::tx::VerifiableTransaction; use sha2::{Digest, Sha256}; -use std::fmt::{Debug, Formatter}; +use std::{ + fmt::{Debug, Formatter}, + num::TryFromIntError, +}; /// First value in the range formed by the "small integer" Op# opcodes pub const OP_SMALL_INT_MIN_VAL: u8 = 1; @@ -210,10 +212,30 @@ fn push_number( number: i64, vm: &mut TxScriptEngine, ) -> OpCodeResult { - vm.dstack.push_item(number); + vm.dstack.push_item(number)?; Ok(()) } +/// This macro helps to avoid code duplication in numeric opcodes where the only difference +/// between KIP10_ENABLED and disabled states is the numeric type used (Kip10I64 vs i64). +/// KIP10I64 deserializator supports 8-byte integers +macro_rules! numeric_op { + ($vm: expr, $pattern: pat, $count: expr, $block: expr) => { + if $vm.kip10_enabled { + let $pattern: [Kip10I64; $count] = $vm.dstack.pop_items()?; + let r = $block; + $vm.dstack.push_item(r)?; + Ok(()) + } else { + let $pattern: [i64; $count] = $vm.dstack.pop_items()?; + #[allow(clippy::useless_conversion)] + let r = $block; + $vm.dstack.push_item(r)?; + Ok(()) + } + }; +} + /* The following is the implementation and metadata of all opcodes. Each opcode has unique number (and template system makes it impossible to use two opcodes), length specification, @@ -521,7 +543,7 @@ opcode_list! { opcode OpSize<0x82, 1>(self, vm) { match vm.dstack.last() { Some(last) => { - vm.dstack.push_item(i64::try_from(last.len()).map_err(|e| TxScriptError::NumberTooBig(e.to_string()))?); + vm.dstack.push_item(i64::try_from(last.len()).map_err(|e| TxScriptError::NumberTooBig(e.to_string()))?)?; Ok(()) }, None => Err(TxScriptError::InvalidStackOperation(1, 0)) @@ -566,54 +588,38 @@ opcode_list! { // Numeric related opcodes. opcode Op1Add<0x8b, 1>(self, vm) { - let [value]: [i64; 1] = vm.dstack.pop_items()?; - vm.dstack.push_item(value + 1); - Ok(()) + numeric_op!(vm, [value], 1, value.checked_add(1).ok_or_else(|| TxScriptError::NumberTooBig("Result of addition exceeds 64-bit signed integer range".to_string()))?) } opcode Op1Sub<0x8c, 1>(self, vm) { - let [value]: [i64; 1] = vm.dstack.pop_items()?; - vm.dstack.push_item(value - 1); - Ok(()) + numeric_op!(vm, [value], 1, value.checked_sub(1).ok_or_else(|| TxScriptError::NumberTooBig("Result of subtraction exceeds 64-bit signed integer range".to_string()))?) } opcode Op2Mul<0x8d, 1>(self, vm) Err(TxScriptError::OpcodeDisabled(format!("{self:?}"))) opcode Op2Div<0x8e, 1>(self, vm) Err(TxScriptError::OpcodeDisabled(format!("{self:?}"))) opcode OpNegate<0x8f, 1>(self, vm) { - let [value]: [i64; 1] = vm.dstack.pop_items()?; - vm.dstack.push_item(-value); - Ok(()) + numeric_op!(vm, [value], 1, value.checked_neg().ok_or_else(|| TxScriptError::NumberTooBig("Negation result exceeds 64-bit signed integer range".to_string()))?) } opcode OpAbs<0x90, 1>(self, vm) { - let [m]: [i64; 1] = vm.dstack.pop_items()?; - vm.dstack.push_item(m.abs()); - Ok(()) + numeric_op!(vm, [value], 1, value.checked_abs().ok_or_else(|| TxScriptError::NumberTooBig("Absolute value exceeds 64-bit signed integer range".to_string()))?) } opcode OpNot<0x91, 1>(self, vm) { - let [m]: [i64; 1] = vm.dstack.pop_items()?; - vm.dstack.push_item((m == 0) as i64); - Ok(()) + numeric_op!(vm, [m], 1, (m == 0) as i64) } opcode Op0NotEqual<0x92, 1>(self, vm) { - let [m]: [i64; 1] = vm.dstack.pop_items()?; - vm.dstack.push_item((m != 0) as i64 ); - Ok(()) + numeric_op!(vm, [m], 1, (m != 0) as i64) } opcode OpAdd<0x93, 1>(self, vm) { - let [a,b]: [i64; 2] = vm.dstack.pop_items()?; - vm.dstack.push_item(a+b); - Ok(()) + numeric_op!(vm, [a,b], 2, a.checked_add(b.into()).ok_or_else(|| TxScriptError::NumberTooBig("Sum exceeds 64-bit signed integer range".to_string()))?) } opcode OpSub<0x94, 1>(self, vm) { - let [a,b]: [i64; 2] = vm.dstack.pop_items()?; - vm.dstack.push_item(a-b); - Ok(()) + numeric_op!(vm, [a,b], 2, a.checked_sub(b.into()).ok_or_else(|| TxScriptError::NumberTooBig("Difference exceeds 64-bit signed integer range".to_string()))?) } opcode OpMul<0x95, 1>(self, vm) Err(TxScriptError::OpcodeDisabled(format!("{self:?}"))) @@ -623,77 +629,63 @@ opcode_list! { opcode OpRShift<0x99, 1>(self, vm) Err(TxScriptError::OpcodeDisabled(format!("{self:?}"))) opcode OpBoolAnd<0x9a, 1>(self, vm) { - let [a,b]: [i64; 2] = vm.dstack.pop_items()?; - vm.dstack.push_item(((a != 0) && (b != 0)) as i64); - Ok(()) + numeric_op!(vm, [a,b], 2, ((a != 0) && (b != 0)) as i64) } opcode OpBoolOr<0x9b, 1>(self, vm) { - let [a,b]: [i64; 2] = vm.dstack.pop_items()?; - vm.dstack.push_item(((a != 0) || (b != 0)) as i64); - Ok(()) + numeric_op!(vm, [a,b], 2, ((a != 0) || (b != 0)) as i64) } opcode OpNumEqual<0x9c, 1>(self, vm) { - let [a,b]: [i64; 2] = vm.dstack.pop_items()?; - vm.dstack.push_item((a == b) as i64); - Ok(()) + numeric_op!(vm, [a,b], 2, (a == b) as i64) } opcode OpNumEqualVerify<0x9d, 1>(self, vm) { - let [a,b]: [i64; 2] = vm.dstack.pop_items()?; - match a == b { - true => Ok(()), - false => Err(TxScriptError::VerifyError) + if vm.kip10_enabled { + let [a,b]: [Kip10I64; 2] = vm.dstack.pop_items()?; + match a == b { + true => Ok(()), + false => Err(TxScriptError::VerifyError) + } + } else { + let [a,b]: [i64; 2] = vm.dstack.pop_items()?; + match a == b { + true => Ok(()), + false => Err(TxScriptError::VerifyError) + } } } opcode OpNumNotEqual<0x9e, 1>(self, vm) { - let [a,b]: [i64; 2] = vm.dstack.pop_items()?; - vm.dstack.push_item((a != b) as i64); - Ok(()) + numeric_op!(vm, [a, b], 2, (a != b) as i64) } opcode OpLessThan<0x9f, 1>(self, vm) { - let [a,b]: [i64; 2] = vm.dstack.pop_items()?; - vm.dstack.push_item((a < b) as i64); - Ok(()) + numeric_op!(vm, [a, b], 2, (a < b) as i64) } opcode OpGreaterThan<0xa0, 1>(self, vm) { - let [a,b]: [i64; 2] = vm.dstack.pop_items()?; - vm.dstack.push_item((a > b) as i64); - Ok(()) + numeric_op!(vm, [a, b], 2, (a > b) as i64) } opcode OpLessThanOrEqual<0xa1, 1>(self, vm) { - let [a,b]: [i64; 2] = vm.dstack.pop_items()?; - vm.dstack.push_item((a <= b) as i64); - Ok(()) + numeric_op!(vm, [a, b], 2, (a <= b) as i64) } opcode OpGreaterThanOrEqual<0xa2, 1>(self, vm) { - let [a,b]: [i64; 2] = vm.dstack.pop_items()?; - vm.dstack.push_item((a >= b) as i64); - Ok(()) + numeric_op!(vm, [a, b], 2, (a >= b) as i64) } opcode OpMin<0xa3, 1>(self, vm) { - let [a,b]: [i64; 2] = vm.dstack.pop_items()?; - vm.dstack.push_item(min(a,b)); - Ok(()) + numeric_op!(vm, [a, b], 2, a.min(b)) } opcode OpMax<0xa4, 1>(self, vm) { - let [a,b]: [i64; 2] = vm.dstack.pop_items()?; - vm.dstack.push_item(max(a,b)); - Ok(()) + numeric_op!(vm, [a, b], 2, a.max(b)) } opcode OpWithin<0xa5, 1>(self, vm) { - let [x,l,u]: [i64; 3] = vm.dstack.pop_items()?; - vm.dstack.push_item((x >= l && x < u) as i64); - Ok(()) + numeric_op!(vm, [x,l,u], 3, (x >= l && x < u) as i64) } // Undefined opcodes. @@ -729,7 +721,7 @@ opcode_list! { let hash_type = SigHashType::from_u8(typ).map_err(|e| TxScriptError::InvalidSigHashType(typ))?; match vm.check_ecdsa_signature(hash_type, key.as_slice(), sig.as_slice()) { Ok(valid) => { - vm.dstack.push_item(valid); + vm.dstack.push_item(valid)?; Ok(()) }, Err(e) => { @@ -738,7 +730,7 @@ opcode_list! { } } None => { - vm.dstack.push_item(false); + vm.dstack.push_item(false)?; Ok(()) } } @@ -752,7 +744,7 @@ opcode_list! { let hash_type = SigHashType::from_u8(typ).map_err(|e| TxScriptError::InvalidSigHashType(typ))?; match vm.check_schnorr_signature(hash_type, key.as_slice(), sig.as_slice()) { Ok(valid) => { - vm.dstack.push_item(valid); + vm.dstack.push_item(valid)?; Ok(()) }, Err(e) => { @@ -761,7 +753,7 @@ opcode_list! { } } None => { - vm.dstack.push_item(false); + vm.dstack.push_item(false)?; Ok(()) } } @@ -884,25 +876,125 @@ opcode_list! { } } - // Undefined opcodes. - opcode OpUnknown178<0xb2, 1>(self, vm) Err(TxScriptError::InvalidOpcode(format!("{self:?}"))) - opcode OpUnknown179<0xb3, 1>(self, vm) Err(TxScriptError::InvalidOpcode(format!("{self:?}"))) - opcode OpUnknown180<0xb4, 1>(self, vm) Err(TxScriptError::InvalidOpcode(format!("{self:?}"))) - opcode OpUnknown181<0xb5, 1>(self, vm) Err(TxScriptError::InvalidOpcode(format!("{self:?}"))) - opcode OpUnknown182<0xb6, 1>(self, vm) Err(TxScriptError::InvalidOpcode(format!("{self:?}"))) - opcode OpUnknown183<0xb7, 1>(self, vm) Err(TxScriptError::InvalidOpcode(format!("{self:?}"))) - opcode OpUnknown184<0xb8, 1>(self, vm) Err(TxScriptError::InvalidOpcode(format!("{self:?}"))) - opcode OpUnknown185<0xb9, 1>(self, vm) Err(TxScriptError::InvalidOpcode(format!("{self:?}"))) - opcode OpUnknown186<0xba, 1>(self, vm) Err(TxScriptError::InvalidOpcode(format!("{self:?}"))) - opcode OpUnknown187<0xbb, 1>(self, vm) Err(TxScriptError::InvalidOpcode(format!("{self:?}"))) - opcode OpUnknown188<0xbc, 1>(self, vm) Err(TxScriptError::InvalidOpcode(format!("{self:?}"))) - opcode OpUnknown189<0xbd, 1>(self, vm) Err(TxScriptError::InvalidOpcode(format!("{self:?}"))) - opcode OpUnknown190<0xbe, 1>(self, vm) Err(TxScriptError::InvalidOpcode(format!("{self:?}"))) - opcode OpUnknown191<0xbf, 1>(self, vm) Err(TxScriptError::InvalidOpcode(format!("{self:?}"))) - opcode OpUnknown192<0xc0, 1>(self, vm) Err(TxScriptError::InvalidOpcode(format!("{self:?}"))) - opcode OpUnknown193<0xc1, 1>(self, vm) Err(TxScriptError::InvalidOpcode(format!("{self:?}"))) - opcode OpUnknown194<0xc2, 1>(self, vm) Err(TxScriptError::InvalidOpcode(format!("{self:?}"))) - opcode OpUnknown195<0xc3, 1>(self, vm) Err(TxScriptError::InvalidOpcode(format!("{self:?}"))) + // Introspection opcodes + // Transaction level opcodes (following Transaction struct field order) + opcode OpTxVersion<0xb2, 1>(self, vm) Err(TxScriptError::OpcodeReserved(format!("{self:?}"))) + opcode OpTxInputCount<0xb3, 1>(self, vm) { + if vm.kip10_enabled { + match vm.script_source { + ScriptSource::TxInput{tx, ..} => { + push_number(tx.inputs().len() as i64, vm) + }, + _ => Err(TxScriptError::InvalidSource("OpInputCount only applies to transaction inputs".to_string())) + } + } else { + Err(TxScriptError::InvalidOpcode(format!("{self:?}"))) + } + } + opcode OpTxOutputCount<0xb4, 1>(self, vm) { + if vm.kip10_enabled { + match vm.script_source { + ScriptSource::TxInput{tx, ..} => { + push_number(tx.outputs().len() as i64, vm) + }, + _ => Err(TxScriptError::InvalidSource("OpOutputCount only applies to transaction inputs".to_string())) + } + } else { + Err(TxScriptError::InvalidOpcode(format!("{self:?}"))) + } + } + opcode OpTxLockTime<0xb5, 1>(self, vm) Err(TxScriptError::OpcodeReserved(format!("{self:?}"))) + opcode OpTxSubnetId<0xb6, 1>(self, vm) Err(TxScriptError::OpcodeReserved(format!("{self:?}"))) + opcode OpTxGas<0xb7, 1>(self, vm) Err(TxScriptError::OpcodeReserved(format!("{self:?}"))) + opcode OpTxPayload<0xb8, 1>(self, vm) Err(TxScriptError::OpcodeReserved(format!("{self:?}"))) + // Input related opcodes (following TransactionInput struct field order) + opcode OpTxInputIndex<0xb9, 1>(self, vm) { + if vm.kip10_enabled { + match vm.script_source { + ScriptSource::TxInput{idx, ..} => { + push_number(idx as i64, vm) + }, + _ => Err(TxScriptError::InvalidSource("OpInputIndex only applies to transaction inputs".to_string())) + } + } else { + Err(TxScriptError::InvalidOpcode(format!("{self:?}"))) + } + } + opcode OpOutpointTxId<0xba, 1>(self, vm) Err(TxScriptError::OpcodeReserved(format!("{self:?}"))) + opcode OpOutpointIndex<0xbb, 1>(self, vm) Err(TxScriptError::OpcodeReserved(format!("{self:?}"))) + opcode OpTxInputScriptSig<0xbc, 1>(self, vm) Err(TxScriptError::OpcodeReserved(format!("{self:?}"))) + opcode OpTxInputSeq<0xbd, 1>(self, vm) Err(TxScriptError::OpcodeReserved(format!("{self:?}"))) + // UTXO related opcodes (following UtxoEntry struct field order) + opcode OpTxInputAmount<0xbe, 1>(self, vm) { + if vm.kip10_enabled { + match vm.script_source { + ScriptSource::TxInput{tx, ..} => { + let [idx]: [i32; 1] = vm.dstack.pop_items()?; + let utxo = usize::try_from(idx).ok() + .and_then(|idx| tx.utxo(idx)) + .ok_or_else(|| TxScriptError::InvalidInputIndex(idx, tx.inputs().len()))?; + push_number(utxo.amount.try_into().map_err(|e: TryFromIntError| TxScriptError::NumberTooBig(e.to_string()))?, vm) + }, + _ => Err(TxScriptError::InvalidSource("OpInputAmount only applies to transaction inputs".to_string())) + } + } else { + Err(TxScriptError::InvalidOpcode(format!("{self:?}"))) + } + } + opcode OpTxInputSpk<0xbf, 1>(self, vm) { + if vm.kip10_enabled { + match vm.script_source { + ScriptSource::TxInput{tx, ..} => { + let [idx]: [i32; 1] = vm.dstack.pop_items()?; + let utxo = usize::try_from(idx).ok() + .and_then(|idx| tx.utxo(idx)) + .ok_or_else(|| TxScriptError::InvalidInputIndex(idx, tx.inputs().len()))?; + vm.dstack.push(utxo.script_public_key.to_bytes()); + Ok(()) + }, + _ => Err(TxScriptError::InvalidSource("OpInputSpk only applies to transaction inputs".to_string())) + } + } else { + Err(TxScriptError::InvalidOpcode(format!("{self:?}"))) + } + } + opcode OpTxInputBlockDaaScore<0xc0, 1>(self, vm) Err(TxScriptError::OpcodeReserved(format!("{self:?}"))) + opcode OpTxInputIsCoinbase<0xc1, 1>(self, vm) Err(TxScriptError::OpcodeReserved(format!("{self:?}"))) + // Output related opcodes (following TransactionOutput struct field order) + opcode OpTxOutputAmount<0xc2, 1>(self, vm) { + if vm.kip10_enabled { + match vm.script_source { + ScriptSource::TxInput{tx, ..} => { + let [idx]: [i32; 1] = vm.dstack.pop_items()?; + let output = usize::try_from(idx).ok() + .and_then(|idx| tx.outputs().get(idx)) + .ok_or_else(|| TxScriptError::InvalidOutputIndex(idx, tx.inputs().len()))?; + push_number(output.value.try_into().map_err(|e: TryFromIntError| TxScriptError::NumberTooBig(e.to_string()))?, vm) + }, + _ => Err(TxScriptError::InvalidSource("OpOutputAmount only applies to transaction inputs".to_string())) + } + } else { + Err(TxScriptError::InvalidOpcode(format!("{self:?}"))) + } + } + opcode OpTxOutputSpk<0xc3, 1>(self, vm) { + if vm.kip10_enabled { + match vm.script_source { + ScriptSource::TxInput{tx, ..} => { + let [idx]: [i32; 1] = vm.dstack.pop_items()?; + let output = usize::try_from(idx).ok() + .and_then(|idx| tx.outputs().get(idx)) + .ok_or_else(|| TxScriptError::InvalidOutputIndex(idx, tx.inputs().len()))?; + vm.dstack.push(output.script_public_key.to_bytes()); + Ok(()) + }, + _ => Err(TxScriptError::InvalidSource("OpOutputSpk only applies to transaction inputs".to_string())) + } + } else { + Err(TxScriptError::InvalidOpcode(format!("{self:?}"))) + } + } + // Undefined opcodes opcode OpUnknown196<0xc4, 1>(self, vm) Err(TxScriptError::InvalidOpcode(format!("{self:?}"))) opcode OpUnknown197<0xc5, 1>(self, vm) Err(TxScriptError::InvalidOpcode(format!("{self:?}"))) opcode OpUnknown198<0xc6, 1>(self, vm) Err(TxScriptError::InvalidOpcode(format!("{self:?}"))) @@ -1009,10 +1101,12 @@ mod test { let cache = Cache::new(10_000); let reused_values = SigHashReusedValuesUnsync::new(); for TestCase { init, code, dstack } in tests { - let mut vm = TxScriptEngine::new(&reused_values, &cache); - vm.dstack = init; - code.execute(&mut vm).unwrap_or_else(|_| panic!("Opcode {} should not fail", code.value())); - assert_eq!(*vm.dstack, dstack, "OpCode {} Pushed wrong value", code.value()); + [false, true].into_iter().for_each(|kip10_enabled| { + let mut vm = TxScriptEngine::new(&reused_values, &cache, kip10_enabled); + vm.dstack = init.clone(); + code.execute(&mut vm).unwrap_or_else(|_| panic!("Opcode {} should not fail", code.value())); + assert_eq!(*vm.dstack, dstack, "OpCode {} Pushed wrong value", code.value()); + }); } } @@ -1020,16 +1114,18 @@ mod test { let cache = Cache::new(10_000); let reused_values = SigHashReusedValuesUnsync::new(); for ErrorTestCase { init, code, error } in tests { - let mut vm = TxScriptEngine::new(&reused_values, &cache); - vm.dstack.clone_from(&init); - assert_eq!( - code.execute(&mut vm) - .expect_err(format!("Opcode {} should have errored (init: {:?})", code.value(), init.clone()).as_str()), - error, - "Opcode {} returned wrong error {:?}", - code.value(), - init - ); + [false, true].into_iter().for_each(|kip10_enabled| { + let mut vm = TxScriptEngine::new(&reused_values, &cache, kip10_enabled); + vm.dstack.clone_from(&init); + assert_eq!( + code.execute(&mut vm) + .expect_err(format!("Opcode {} should have errored (init: {:?})", code.value(), init.clone()).as_str()), + error, + "Opcode {} returned wrong error {:?}", + code.value(), + init + ); + }); } } @@ -1055,7 +1151,7 @@ mod test { let cache = Cache::new(10_000); let reused_values = SigHashReusedValuesUnsync::new(); - let mut vm = TxScriptEngine::new(&reused_values, &cache); + let mut vm = TxScriptEngine::new(&reused_values, &cache, false); for pop in tests { match pop.execute(&mut vm) { @@ -1074,11 +1170,22 @@ mod test { opcodes::OpVerNotIf::empty().expect("Should accept empty"), opcodes::OpReserved1::empty().expect("Should accept empty"), opcodes::OpReserved2::empty().expect("Should accept empty"), + opcodes::OpTxVersion::empty().expect("Should accept empty"), + opcodes::OpTxLockTime::empty().expect("Should accept empty"), + opcodes::OpTxSubnetId::empty().expect("Should accept empty"), + opcodes::OpTxGas::empty().expect("Should accept empty"), + opcodes::OpTxPayload::empty().expect("Should accept empty"), + opcodes::OpOutpointTxId::empty().expect("Should accept empty"), + opcodes::OpOutpointIndex::empty().expect("Should accept empty"), + opcodes::OpTxInputScriptSig::empty().expect("Should accept empty"), + opcodes::OpTxInputSeq::empty().expect("Should accept empty"), + opcodes::OpTxInputBlockDaaScore::empty().expect("Should accept empty"), + opcodes::OpTxInputIsCoinbase::empty().expect("Should accept empty"), ]; let cache = Cache::new(10_000); let reused_values = SigHashReusedValuesUnsync::new(); - let mut vm = TxScriptEngine::new(&reused_values, &cache); + let mut vm = TxScriptEngine::new(&reused_values, &cache, false); for pop in tests { match pop.execute(&mut vm) { @@ -1093,24 +1200,6 @@ mod test { let tests: Vec>> = vec![ opcodes::OpUnknown166::empty().expect("Should accept empty"), opcodes::OpUnknown167::empty().expect("Should accept empty"), - opcodes::OpUnknown178::empty().expect("Should accept empty"), - opcodes::OpUnknown179::empty().expect("Should accept empty"), - opcodes::OpUnknown180::empty().expect("Should accept empty"), - opcodes::OpUnknown181::empty().expect("Should accept empty"), - opcodes::OpUnknown182::empty().expect("Should accept empty"), - opcodes::OpUnknown183::empty().expect("Should accept empty"), - opcodes::OpUnknown184::empty().expect("Should accept empty"), - opcodes::OpUnknown185::empty().expect("Should accept empty"), - opcodes::OpUnknown186::empty().expect("Should accept empty"), - opcodes::OpUnknown187::empty().expect("Should accept empty"), - opcodes::OpUnknown188::empty().expect("Should accept empty"), - opcodes::OpUnknown189::empty().expect("Should accept empty"), - opcodes::OpUnknown190::empty().expect("Should accept empty"), - opcodes::OpUnknown191::empty().expect("Should accept empty"), - opcodes::OpUnknown192::empty().expect("Should accept empty"), - opcodes::OpUnknown193::empty().expect("Should accept empty"), - opcodes::OpUnknown194::empty().expect("Should accept empty"), - opcodes::OpUnknown195::empty().expect("Should accept empty"), opcodes::OpUnknown196::empty().expect("Should accept empty"), opcodes::OpUnknown197::empty().expect("Should accept empty"), opcodes::OpUnknown198::empty().expect("Should accept empty"), @@ -1169,7 +1258,7 @@ mod test { let cache = Cache::new(10_000); let reused_values = SigHashReusedValuesUnsync::new(); - let mut vm = TxScriptEngine::new(&reused_values, &cache); + let mut vm = TxScriptEngine::new(&reused_values, &cache, false); for pop in tests { match pop.execute(&mut vm) { @@ -2718,6 +2807,9 @@ mod test { fn populated_input(&self, _index: usize) -> (&TransactionInput, &UtxoEntry) { unimplemented!() } + fn utxo(&self, _index: usize) -> Option<&UtxoEntry> { + unimplemented!() + } } fn make_mock_transaction(lock_time: u64) -> (VerifiableTransactionMock, TransactionInput, UtxoEntry) { @@ -2761,8 +2853,7 @@ mod test { ] { let mut tx = base_tx.clone(); tx.0.lock_time = tx_lock_time; - let mut vm = TxScriptEngine::from_transaction_input(&tx, &input, 0, &utxo_entry, &reused_values, &sig_cache) - .expect("Shouldn't fail"); + let mut vm = TxScriptEngine::from_transaction_input(&tx, &input, 0, &utxo_entry, &reused_values, &sig_cache, false); vm.dstack = vec![lock_time.clone()]; match code.execute(&mut vm) { // Message is based on the should_fail values @@ -2804,8 +2895,7 @@ mod test { ] { let mut input = base_input.clone(); input.sequence = tx_sequence; - let mut vm = TxScriptEngine::from_transaction_input(&tx, &input, 0, &utxo_entry, &reused_values, &sig_cache) - .expect("Shouldn't fail"); + let mut vm = TxScriptEngine::from_transaction_input(&tx, &input, 0, &utxo_entry, &reused_values, &sig_cache, false); vm.dstack = vec![sequence.clone()]; match code.execute(&mut vm) { // Message is based on the should_fail values @@ -2907,4 +2997,849 @@ mod test { TestCase { code: opcodes::OpIfDup::empty().expect("Should accept empty"), init: vec![vec![]], dstack: vec![vec![]] }, ]) } + + mod kip10 { + use super::*; + use crate::{ + data_stack::{DataStack, OpcodeData}, + opcodes::{codes::*, push_number}, + pay_to_script_hash_script, + script_builder::ScriptBuilder, + SpkEncoding, + }; + use kaspa_consensus_core::tx::MutableTransaction; + + #[derive(Clone, Debug)] + struct Kip10Mock { + spk: ScriptPublicKey, + amount: u64, + } + + fn create_mock_spk(value: u8) -> ScriptPublicKey { + let pub_key = vec![value; 32]; + let addr = Address::new(Prefix::Testnet, Version::PubKey, &pub_key); + pay_to_address_script(&addr) + } + + fn kip_10_tx_mock(inputs: Vec, outputs: Vec) -> (Transaction, Vec) { + let dummy_prev_out = TransactionOutpoint::new(kaspa_hashes::Hash::from_u64_word(1), 1); + let dummy_sig_script = vec![0u8; 65]; + let (utxos, tx_inputs) = inputs + .into_iter() + .map(|Kip10Mock { spk, amount }| { + (UtxoEntry::new(amount, spk, 0, false), TransactionInput::new(dummy_prev_out, dummy_sig_script.clone(), 10, 0)) + }) + .unzip(); + + let tx_out = outputs.into_iter().map(|Kip10Mock { spk, amount }| TransactionOutput::new(amount, spk)); + + let tx = Transaction::new(TX_VERSION + 1, tx_inputs, tx_out.collect(), 0, SUBNETWORK_ID_NATIVE, 0, vec![]); + (tx, utxos) + } + + #[derive(Debug)] + struct TestGroup { + name: &'static str, + kip10_enabled: bool, + test_cases: Vec, + } + + #[derive(Debug)] + enum Operation { + InputSpk, + OutputSpk, + InputAmount, + OutputAmount, + } + + #[derive(Debug)] + enum TestCase { + Successful { operation: Operation, index: i64, expected_result: ExpectedResult }, + Incorrect { operation: Operation, index: Option, expected_error: TxScriptError }, + } + + #[derive(Debug)] + struct ExpectedResult { + expected_spk: Option>, + expected_amount: Option>, + } + + fn execute_test_group(group: &TestGroup) { + let input_spk1 = create_mock_spk(1); + let input_spk2 = create_mock_spk(2); + let output_spk1 = create_mock_spk(3); + let output_spk2 = create_mock_spk(4); + + let inputs = + vec![Kip10Mock { spk: input_spk1.clone(), amount: 1111 }, Kip10Mock { spk: input_spk2.clone(), amount: 2222 }]; + let outputs = + vec![Kip10Mock { spk: output_spk1.clone(), amount: 3333 }, Kip10Mock { spk: output_spk2.clone(), amount: 4444 }]; + + let (tx, utxo_entries) = kip_10_tx_mock(inputs, outputs); + let tx = PopulatedTransaction::new(&tx, utxo_entries); + let sig_cache = Cache::new(10_000); + let reused_values = SigHashReusedValuesUnsync::new(); + + for current_idx in 0..tx.inputs().len() { + let mut vm = TxScriptEngine::from_transaction_input( + &tx, + &tx.inputs()[current_idx], + current_idx, + tx.utxo(current_idx).unwrap(), + &reused_values, + &sig_cache, + group.kip10_enabled, + ); + + // Check input index opcode first + let op_input_idx = opcodes::OpTxInputIndex::empty().expect("Should accept empty"); + if !group.kip10_enabled { + assert!(matches!(op_input_idx.execute(&mut vm), Err(TxScriptError::InvalidOpcode(_)))); + } else { + let mut expected = vm.dstack.clone(); + expected.push_item(current_idx as i64).unwrap(); + op_input_idx.execute(&mut vm).unwrap(); + assert_eq!(vm.dstack, expected); + vm.dstack.clear(); + } + + // Prepare opcodes + let op_input_spk = opcodes::OpTxInputSpk::empty().expect("Should accept empty"); + let op_output_spk = opcodes::OpTxOutputSpk::empty().expect("Should accept empty"); + let op_input_amount = opcodes::OpTxInputAmount::empty().expect("Should accept empty"); + let op_output_amount = opcodes::OpTxOutputAmount::empty().expect("Should accept empty"); + + // Execute each test case + for test_case in &group.test_cases { + match test_case { + TestCase::Successful { operation, index, expected_result } => { + push_number(*index, &mut vm).unwrap(); + let result = match operation { + Operation::InputSpk => op_input_spk.execute(&mut vm), + Operation::OutputSpk => op_output_spk.execute(&mut vm), + Operation::InputAmount => op_input_amount.execute(&mut vm), + Operation::OutputAmount => op_output_amount.execute(&mut vm), + }; + assert!(result.is_ok()); + + // Check the result matches expectations + if let Some(ref expected_spk) = expected_result.expected_spk { + assert_eq!(vm.dstack, vec![expected_spk.clone()]); + } + if let Some(ref expected_amount) = expected_result.expected_amount { + assert_eq!(vm.dstack, vec![expected_amount.clone()]); + } + vm.dstack.clear(); + } + TestCase::Incorrect { operation, index, expected_error } => { + if let Some(idx) = index { + push_number(*idx, &mut vm).unwrap(); + } + + let result = match operation { + Operation::InputSpk => op_input_spk.execute(&mut vm), + Operation::OutputSpk => op_output_spk.execute(&mut vm), + Operation::InputAmount => op_input_amount.execute(&mut vm), + Operation::OutputAmount => op_output_amount.execute(&mut vm), + }; + + assert!( + matches!(result, Err(ref e) if std::mem::discriminant(e) == std::mem::discriminant(expected_error)) + ); + vm.dstack.clear(); + } + } + } + } + } + + #[test] + fn test_unary_introspection_ops() { + let test_groups = vec![ + TestGroup { + name: "KIP-10 disabled", + kip10_enabled: false, + test_cases: vec![ + TestCase::Incorrect { + operation: Operation::InputSpk, + index: Some(0), + expected_error: TxScriptError::InvalidOpcode("Invalid opcode".to_string()), + }, + TestCase::Incorrect { + operation: Operation::OutputSpk, + index: Some(0), + expected_error: TxScriptError::InvalidOpcode("Invalid opcode".to_string()), + }, + TestCase::Incorrect { + operation: Operation::InputAmount, + index: Some(0), + expected_error: TxScriptError::InvalidOpcode("Invalid opcode".to_string()), + }, + TestCase::Incorrect { + operation: Operation::OutputAmount, + index: Some(0), + expected_error: TxScriptError::InvalidOpcode("Invalid opcode".to_string()), + }, + ], + }, + TestGroup { + name: "Valid input indices", + kip10_enabled: true, + test_cases: vec![ + TestCase::Successful { + operation: Operation::InputSpk, + index: 0, + expected_result: ExpectedResult { + expected_spk: Some(create_mock_spk(1).to_bytes()), + expected_amount: None, + }, + }, + TestCase::Successful { + operation: Operation::InputSpk, + index: 1, + expected_result: ExpectedResult { + expected_spk: Some(create_mock_spk(2).to_bytes()), + expected_amount: None, + }, + }, + TestCase::Successful { + operation: Operation::InputAmount, + index: 0, + expected_result: ExpectedResult { + expected_spk: None, + expected_amount: Some(OpcodeData::::serialize(&1111).unwrap()), + }, + }, + TestCase::Successful { + operation: Operation::InputAmount, + index: 1, + expected_result: ExpectedResult { + expected_spk: None, + expected_amount: Some(OpcodeData::::serialize(&2222).unwrap()), + }, + }, + ], + }, + TestGroup { + name: "Valid output indices", + kip10_enabled: true, + test_cases: vec![ + TestCase::Successful { + operation: Operation::OutputSpk, + index: 0, + expected_result: ExpectedResult { + expected_spk: Some(create_mock_spk(3).to_bytes()), + expected_amount: None, + }, + }, + TestCase::Successful { + operation: Operation::OutputSpk, + index: 1, + expected_result: ExpectedResult { + expected_spk: Some(create_mock_spk(4).to_bytes()), + expected_amount: None, + }, + }, + TestCase::Successful { + operation: Operation::OutputAmount, + index: 0, + expected_result: ExpectedResult { + expected_spk: None, + expected_amount: Some(OpcodeData::::serialize(&3333).unwrap()), + }, + }, + TestCase::Successful { + operation: Operation::OutputAmount, + index: 1, + expected_result: ExpectedResult { + expected_spk: None, + expected_amount: Some(OpcodeData::::serialize(&4444).unwrap()), + }, + }, + ], + }, + TestGroup { + name: "Error cases", + kip10_enabled: true, + test_cases: vec![ + TestCase::Incorrect { + operation: Operation::InputAmount, + index: None, + expected_error: TxScriptError::InvalidStackOperation(1, 0), + }, + TestCase::Incorrect { + operation: Operation::InputAmount, + index: Some(-1), + expected_error: TxScriptError::InvalidInputIndex(-1, 2), + }, + TestCase::Incorrect { + operation: Operation::InputAmount, + index: Some(2), + expected_error: TxScriptError::InvalidInputIndex(2, 2), + }, + TestCase::Incorrect { + operation: Operation::OutputAmount, + index: None, + expected_error: TxScriptError::InvalidStackOperation(1, 0), + }, + TestCase::Incorrect { + operation: Operation::OutputAmount, + index: Some(-1), + expected_error: TxScriptError::InvalidOutputIndex(-1, 2), + }, + TestCase::Incorrect { + operation: Operation::OutputAmount, + index: Some(2), + expected_error: TxScriptError::InvalidOutputIndex(2, 2), + }, + ], + }, + ]; + + for group in test_groups { + println!("Running test group: {}", group.name); + execute_test_group(&group); + } + } + fn create_mock_tx(input_count: usize, output_count: usize) -> (Transaction, Vec) { + let dummy_prev_out = TransactionOutpoint::new(kaspa_hashes::Hash::from_u64_word(1), 1); + let dummy_sig_script = vec![0u8; 65]; + + // Create inputs with different SPKs and amounts + let inputs: Vec = + (0..input_count).map(|i| Kip10Mock { spk: create_mock_spk(i as u8), amount: 1000 + i as u64 }).collect(); + + // Create outputs with different SPKs and amounts + let outputs: Vec = + (0..output_count).map(|i| Kip10Mock { spk: create_mock_spk((100 + i) as u8), amount: 2000 + i as u64 }).collect(); + + let (utxos, tx_inputs): (Vec<_>, Vec<_>) = inputs + .into_iter() + .map(|Kip10Mock { spk, amount }| { + (UtxoEntry::new(amount, spk, 0, false), TransactionInput::new(dummy_prev_out, dummy_sig_script.clone(), 10, 0)) + }) + .unzip(); + + let tx_outputs: Vec<_> = + outputs.into_iter().map(|Kip10Mock { spk, amount }| TransactionOutput::new(amount, spk)).collect(); + + let tx = Transaction::new(TX_VERSION + 1, tx_inputs, tx_outputs, 0, SUBNETWORK_ID_NATIVE, 0, vec![]); + + (tx, utxos) + } + + #[test] + fn test_op_input_output_count() { + // Test cases with different input/output combinations + let test_cases = vec![ + (1, 0), // Minimum inputs, no outputs + (1, 1), // Minimum inputs, one output + (1, 2), // Minimum inputs, multiple outputs + (2, 1), // Multiple inputs, one output + (3, 2), // Multiple inputs, multiple outputs + (5, 3), // More inputs than outputs + (2, 4), // More outputs than inputs + ]; + + for (input_count, output_count) in test_cases { + let (tx, utxo_entries) = create_mock_tx(input_count, output_count); + let tx = PopulatedTransaction::new(&tx, utxo_entries); + let sig_cache = Cache::new(10_000); + let reused_values = SigHashReusedValuesUnsync::new(); + + // Test with KIP-10 enabled and disabled + for kip10_enabled in [true, false] { + let mut vm = TxScriptEngine::from_transaction_input( + &tx, + &tx.inputs()[0], // Use first input + 0, + tx.utxo(0).unwrap(), + &reused_values, + &sig_cache, + kip10_enabled, + ); + + let op_input_count = opcodes::OpTxInputCount::empty().expect("Should accept empty"); + let op_output_count = opcodes::OpTxOutputCount::empty().expect("Should accept empty"); + + if kip10_enabled { + // Test input count + op_input_count.execute(&mut vm).unwrap(); + assert_eq!( + vm.dstack, + vec![ as OpcodeData>::serialize(&(input_count as i64)).unwrap()], + "Input count mismatch for {} inputs", + input_count + ); + vm.dstack.clear(); + + // Test output count + op_output_count.execute(&mut vm).unwrap(); + assert_eq!( + vm.dstack, + vec![ as OpcodeData>::serialize(&(output_count as i64)).unwrap()], + "Output count mismatch for {} outputs", + output_count + ); + vm.dstack.clear(); + } else { + // Test that operations fail when KIP-10 is disabled + assert!( + matches!(op_input_count.execute(&mut vm), Err(TxScriptError::InvalidOpcode(_))), + "OpInputCount should fail when KIP-10 is disabled" + ); + assert!( + matches!(op_output_count.execute(&mut vm), Err(TxScriptError::InvalidOpcode(_))), + "OpOutputCount should fail when KIP-10 is disabled" + ); + } + } + } + } + + #[test] + fn test_output_amount() { + // Create script: 0 OP_OUTPUTAMOUNT 100 EQUAL + let redeem_script = ScriptBuilder::new() + .add_op(Op0) + .unwrap() + .add_op(OpTxOutputAmount) + .unwrap() + .add_i64(100) + .unwrap() + .add_op(OpEqual) + .unwrap() + .drain(); + + let spk = pay_to_script_hash_script(&redeem_script); + + // Create transaction with output amount 100 + let input_mock = Kip10Mock { spk: spk.clone(), amount: 200 }; + let output_mock = Kip10Mock { spk: create_mock_spk(1), amount: 100 }; + + let (tx, utxo_entries) = kip_10_tx_mock(vec![input_mock.clone()], vec![output_mock]); + let mut tx = MutableTransaction::with_entries(tx, utxo_entries); + + // Set signature script to push redeem script + tx.tx.inputs[0].signature_script = ScriptBuilder::new().add_data(&redeem_script).unwrap().drain(); + + let tx = tx.as_verifiable(); + let sig_cache = Cache::new(10_000); + let reused_values = SigHashReusedValuesUnsync::new(); + + // Test success case + { + let mut vm = TxScriptEngine::from_transaction_input( + &tx, + &tx.inputs()[0], + 0, + tx.utxo(0).unwrap(), + &reused_values, + &sig_cache, + true, + ); + + assert_eq!(vm.execute(), Ok(())); + } + + // Test failure case with wrong amount + { + let output_mock = Kip10Mock { + spk: create_mock_spk(1), + amount: 99, // Wrong amount + }; + let (tx, utxo_entries) = kip_10_tx_mock(vec![input_mock.clone()], vec![output_mock]); + let mut tx = MutableTransaction::with_entries(tx, utxo_entries); + tx.tx.inputs[0].signature_script = ScriptBuilder::new().add_data(&redeem_script).unwrap().drain(); + + let tx = tx.as_verifiable(); + let mut vm = TxScriptEngine::from_transaction_input( + &tx, + &tx.inputs()[0], + 0, + tx.utxo(0).unwrap(), + &reused_values, + &sig_cache, + true, + ); + + assert_eq!(vm.execute(), Err(TxScriptError::EvalFalse)); + } + } + + #[test] + fn test_input_amount() { + // Create script: 0 OP_INPUTAMOUNT 200 EQUAL + let redeem_script = ScriptBuilder::new() + .add_op(Op0) + .unwrap() + .add_op(OpTxInputAmount) + .unwrap() + .add_i64(200) + .unwrap() + .add_op(OpEqual) + .unwrap() + .drain(); + let sig_cache = Cache::new(10_000); + let reused_values = SigHashReusedValuesUnsync::new(); + let spk = pay_to_script_hash_script(&redeem_script); + + // Test success case + { + let input_mock = Kip10Mock { spk: spk.clone(), amount: 200 }; + let output_mock = Kip10Mock { spk: create_mock_spk(1), amount: 100 }; + + let (tx, utxo_entries) = kip_10_tx_mock(vec![input_mock], vec![output_mock]); + let mut tx = MutableTransaction::with_entries(tx, utxo_entries); + tx.tx.inputs[0].signature_script = ScriptBuilder::new().add_data(&redeem_script).unwrap().drain(); + let tx = tx.as_verifiable(); + let mut vm = TxScriptEngine::from_transaction_input( + &tx, + &tx.inputs()[0], + 0, + tx.utxo(0).unwrap(), + &reused_values, + &sig_cache, + true, + ); + + assert_eq!(vm.execute(), Ok(())); + } + + // Test failure case + { + let input_mock = Kip10Mock { + spk: spk.clone(), + amount: 199, // Wrong amount + }; + let output_mock = Kip10Mock { spk: create_mock_spk(1), amount: 100 }; + + let (tx, utxo_entries) = kip_10_tx_mock(vec![input_mock], vec![output_mock]); + let mut tx = MutableTransaction::with_entries(tx, utxo_entries); + tx.tx.inputs[0].signature_script = ScriptBuilder::new().add_data(&redeem_script).unwrap().drain(); + + let tx = tx.as_verifiable(); + let mut vm = TxScriptEngine::from_transaction_input( + &tx, + &tx.inputs()[0], + 0, + tx.utxo(0).unwrap(), + &reused_values, + &sig_cache, + true, + ); + + assert_eq!(vm.execute(), Err(TxScriptError::EvalFalse)); + } + } + + #[test] + fn test_input_spk_basic() { + let sig_cache = Cache::new(10_000); + let reused_values = SigHashReusedValuesUnsync::new(); + + // Create script: 0 OP_INPUTSPK OpNop + // Just verify that OpInputSpk pushes something onto stack + let redeem_script = ScriptBuilder::new().add_ops(&[Op0, OpTxInputSpk, OpNop]).unwrap().drain(); + let spk = pay_to_script_hash_script(&redeem_script); + + let (tx, utxo_entries) = kip_10_tx_mock(vec![Kip10Mock { spk, amount: 100 }], vec![]); + let mut tx = MutableTransaction::with_entries(tx, utxo_entries); + tx.tx.inputs[0].signature_script = ScriptBuilder::new().add_data(&redeem_script).unwrap().drain(); + + let tx = tx.as_verifiable(); + let mut vm = + TxScriptEngine::from_transaction_input(&tx, &tx.inputs()[0], 0, tx.utxo(0).unwrap(), &reused_values, &sig_cache, true); + + // OpInputSpk should push input's SPK onto stack, making it non-empty + assert_eq!(vm.execute(), Ok(())); + } + + #[test] + fn test_input_spk_different() { + let sig_cache = Cache::new(10_000); + let reused_values = SigHashReusedValuesUnsync::new(); + + // Create script: 0 OP_INPUTSPK 1 OP_INPUTSPK OP_EQUAL OP_NOT + // Verifies that two different inputs have different SPKs + let redeem_script = ScriptBuilder::new().add_ops(&[Op0, OpTxInputSpk, Op1, OpTxInputSpk, OpEqual, OpNot]).unwrap().drain(); + let spk = pay_to_script_hash_script(&redeem_script); + let input_mock1 = Kip10Mock { spk, amount: 100 }; + let input_mock2 = Kip10Mock { spk: create_mock_spk(2), amount: 100 }; // Different SPK + + let (tx, utxo_entries) = kip_10_tx_mock(vec![input_mock1, input_mock2], vec![]); + let mut tx = MutableTransaction::with_entries(tx, utxo_entries); + tx.tx.inputs[0].signature_script = ScriptBuilder::new().add_data(&redeem_script).unwrap().drain(); + + let tx = tx.as_verifiable(); + let mut vm = + TxScriptEngine::from_transaction_input(&tx, &tx.inputs()[0], 0, tx.utxo(0).unwrap(), &reused_values, &sig_cache, true); + + // Should succeed because the SPKs are different + assert_eq!(vm.execute(), Ok(())); + } + + #[test] + fn test_input_spk_same() { + let sig_cache = Cache::new(10_000); + let reused_values = SigHashReusedValuesUnsync::new(); + + // Create script: 0 OP_INPUTSPK 1 OP_INPUTSPK OP_EQUAL + // Verifies that two inputs with same SPK are equal + let redeem_script = ScriptBuilder::new().add_ops(&[Op0, OpTxInputSpk, Op1, OpTxInputSpk, OpEqual]).unwrap().drain(); + + let spk = pay_to_script_hash_script(&redeem_script); + let input_mock1 = Kip10Mock { spk: spk.clone(), amount: 100 }; + let input_mock2 = Kip10Mock { spk, amount: 100 }; + + let (tx, utxo_entries) = kip_10_tx_mock(vec![input_mock1, input_mock2], vec![]); + let mut tx = MutableTransaction::with_entries(tx, utxo_entries); + tx.tx.inputs[0].signature_script = ScriptBuilder::new().add_data(&redeem_script).unwrap().drain(); + + let tx = tx.as_verifiable(); + let mut vm = + TxScriptEngine::from_transaction_input(&tx, &tx.inputs()[0], 0, tx.utxo(0).unwrap(), &reused_values, &sig_cache, true); + + // Should succeed because both SPKs are identical + assert_eq!(vm.execute(), Ok(())); + } + + #[test] + fn test_output_spk() { + // Create unique SPK to check + let expected_spk = create_mock_spk(42); + let expected_spk_bytes = expected_spk.to_bytes(); + let sig_cache = Cache::new(10_000); + let reused_values = SigHashReusedValuesUnsync::new(); + // Create script: 0 OP_OUTPUTSPK EQUAL + let redeem_script = ScriptBuilder::new() + .add_op(Op0) + .unwrap() + .add_op(OpTxOutputSpk) + .unwrap() + .add_data(&expected_spk_bytes) + .unwrap() + .add_op(OpEqual) + .unwrap() + .drain(); + + let spk = pay_to_script_hash_script(&redeem_script); + + // Test success case + { + let input_mock = Kip10Mock { spk: spk.clone(), amount: 200 }; + let output_mock = Kip10Mock { spk: expected_spk.clone(), amount: 100 }; + + let (tx, utxo_entries) = kip_10_tx_mock(vec![input_mock], vec![output_mock]); + let mut tx = MutableTransaction::with_entries(tx, utxo_entries); + tx.tx.inputs[0].signature_script = ScriptBuilder::new().add_data(&redeem_script).unwrap().drain(); + + let tx = tx.as_verifiable(); + let mut vm = TxScriptEngine::from_transaction_input( + &tx, + &tx.inputs()[0], + 0, + tx.utxo(0).unwrap(), + &reused_values, + &sig_cache, + true, + ); + + assert_eq!(vm.execute(), Ok(())); + } + + // Test failure case + { + let input_mock = Kip10Mock { spk: spk.clone(), amount: 200 }; + let output_mock = Kip10Mock { + spk: create_mock_spk(43), // Different SPK + amount: 100, + }; + + let (tx, utxo_entries) = kip_10_tx_mock(vec![input_mock], vec![output_mock]); + let mut tx = MutableTransaction::with_entries(tx, utxo_entries); + tx.tx.inputs[0].signature_script = ScriptBuilder::new().add_data(&redeem_script).unwrap().drain(); + + let tx = tx.as_verifiable(); + let mut vm = TxScriptEngine::from_transaction_input( + &tx, + &tx.inputs()[0], + 0, + tx.utxo(0).unwrap(), + &reused_values, + &sig_cache, + true, + ); + + assert_eq!(vm.execute(), Err(TxScriptError::EvalFalse)); + } + } + + #[test] + fn test_input_index() { + // Create script: OP_INPUTINDEX 0 EQUAL + let redeem_script = + ScriptBuilder::new().add_op(OpTxInputIndex).unwrap().add_i64(0).unwrap().add_op(OpEqual).unwrap().drain(); + + let spk = pay_to_script_hash_script(&redeem_script); + let sig_cache = Cache::new(10_000); + let reused_values = SigHashReusedValuesUnsync::new(); + // Test first input (success case) + { + let input_mock = Kip10Mock { spk: spk.clone(), amount: 200 }; + let output_mock = Kip10Mock { spk: create_mock_spk(1), amount: 100 }; + + let (tx, utxo_entries) = kip_10_tx_mock(vec![input_mock], vec![output_mock]); + let mut tx = MutableTransaction::with_entries(tx, utxo_entries); + tx.tx.inputs[0].signature_script = ScriptBuilder::new().add_data(&redeem_script).unwrap().drain(); + + let tx = tx.as_verifiable(); + let mut vm = TxScriptEngine::from_transaction_input( + &tx, + &tx.inputs()[0], + 0, + tx.utxo(0).unwrap(), + &reused_values, + &sig_cache, + true, + ); + + assert_eq!(vm.execute(), Ok(())); + } + + // Test second input (failure case) + { + let input_mock1 = Kip10Mock { spk: create_mock_spk(1), amount: 100 }; + let input_mock2 = Kip10Mock { spk: spk.clone(), amount: 200 }; + let output_mock = Kip10Mock { spk: create_mock_spk(2), amount: 100 }; + + let (tx, utxo_entries) = kip_10_tx_mock(vec![input_mock1, input_mock2], vec![output_mock]); + let mut tx = MutableTransaction::with_entries(tx, utxo_entries); + tx.tx.inputs[1].signature_script = ScriptBuilder::new().add_data(&redeem_script).unwrap().drain(); + + let tx = tx.as_verifiable(); + let mut vm = TxScriptEngine::from_transaction_input( + &tx, + &tx.inputs()[1], + 1, + tx.utxo(1).unwrap(), + &reused_values, + &sig_cache, + true, + ); + + // Should fail because script expects index 0 but we're at index 1 + assert_eq!(vm.execute(), Err(TxScriptError::EvalFalse)); + } + } + + #[test] + fn test_counts() { + let sig_cache = Cache::new(10_000); + let reused_values = SigHashReusedValuesUnsync::new(); + // Test OpInputCount: "OP_INPUTCOUNT 2 EQUAL" + let input_count_script = + ScriptBuilder::new().add_op(OpTxInputCount).unwrap().add_i64(2).unwrap().add_op(OpEqual).unwrap().drain(); + + // Test OpOutputCount: "OP_OUTPUTCOUNT 3 EQUAL" + let output_count_script = + ScriptBuilder::new().add_op(OpTxOutputCount).unwrap().add_i64(3).unwrap().add_op(OpEqual).unwrap().drain(); + + let input_spk = pay_to_script_hash_script(&input_count_script); + let output_spk = pay_to_script_hash_script(&output_count_script); + + // Create transaction with 2 inputs and 3 outputs + let input_mock1 = Kip10Mock { spk: input_spk.clone(), amount: 100 }; + let input_mock2 = Kip10Mock { spk: output_spk.clone(), amount: 200 }; + let output_mock1 = Kip10Mock { spk: create_mock_spk(1), amount: 50 }; + let output_mock2 = Kip10Mock { spk: create_mock_spk(2), amount: 100 }; + let output_mock3 = Kip10Mock { spk: create_mock_spk(3), amount: 150 }; + + let (tx, utxo_entries) = + kip_10_tx_mock(vec![input_mock1.clone(), input_mock2.clone()], vec![output_mock1, output_mock2, output_mock3]); + + // Test InputCount + { + let mut tx = MutableTransaction::with_entries(tx.clone(), utxo_entries.clone()); + tx.tx.inputs[0].signature_script = ScriptBuilder::new().add_data(&input_count_script).unwrap().drain(); + + let tx = tx.as_verifiable(); + let mut vm = TxScriptEngine::from_transaction_input( + &tx, + &tx.inputs()[0], + 0, + tx.utxo(0).unwrap(), + &reused_values, + &sig_cache, + true, + ); + + assert_eq!(vm.execute(), Ok(())); + } + + // Test OutputCount + { + let mut tx = MutableTransaction::with_entries(tx.clone(), utxo_entries.clone()); + tx.tx.inputs[1].signature_script = ScriptBuilder::new().add_data(&output_count_script).unwrap().drain(); + + let tx = tx.as_verifiable(); + let mut vm = TxScriptEngine::from_transaction_input( + &tx, + &tx.inputs()[1], + 1, + tx.utxo(1).unwrap(), + &reused_values, + &sig_cache, + true, + ); + + assert_eq!(vm.execute(), Ok(())); + } + + // Test failure cases with wrong counts + { + // Wrong input count script: "OP_INPUTCOUNT 3 EQUAL" + let wrong_input_count_script = + ScriptBuilder::new().add_op(OpTxInputCount).unwrap().add_i64(3).unwrap().add_op(OpEqual).unwrap().drain(); + + let mut tx = MutableTransaction::with_entries(tx.clone(), utxo_entries.clone()); + tx.tx.inputs[0].signature_script = ScriptBuilder::new().add_data(&wrong_input_count_script).unwrap().drain(); + + let tx = tx.as_verifiable(); + let mut vm = TxScriptEngine::from_transaction_input( + &tx, + &tx.inputs()[0], + 0, + tx.utxo(0).unwrap(), + &reused_values, + &sig_cache, + true, + ); + + assert_eq!(vm.execute(), Err(TxScriptError::EvalFalse)); + } + + { + // Wrong output count script: "OP_OUTPUTCOUNT 2 EQUAL" + let wrong_output_count_script = + ScriptBuilder::new().add_op(OpTxOutputCount).unwrap().add_i64(2).unwrap().add_op(OpEqual).unwrap().drain(); + + let mut tx = MutableTransaction::with_entries(tx.clone(), utxo_entries.clone()); + tx.tx.inputs[1].signature_script = ScriptBuilder::new().add_data(&wrong_output_count_script).unwrap().drain(); + + let tx = tx.as_verifiable(); + let mut vm = TxScriptEngine::from_transaction_input( + &tx, + &tx.inputs()[1], + 1, + tx.utxo(1).unwrap(), + &reused_values, + &sig_cache, + true, + ); + + assert_eq!(vm.execute(), Err(TxScriptError::EvalFalse)); + } + } + } } diff --git a/crypto/txscript/src/script_builder.rs b/crypto/txscript/src/script_builder.rs index 731c47680..466b8b408 100644 --- a/crypto/txscript/src/script_builder.rs +++ b/crypto/txscript/src/script_builder.rs @@ -6,6 +6,7 @@ use crate::{ MAX_SCRIPTS_SIZE, MAX_SCRIPT_ELEMENT_SIZE, }; use hexplay::{HexView, HexViewBuilder}; +use kaspa_txscript_errors::SerializationError; use thiserror::Error; /// DEFAULT_SCRIPT_ALLOC is the default size used for the backing array @@ -31,6 +32,9 @@ pub enum ScriptBuilderError { #[error("adding integer {0} would exceed the maximum allowed canonical script length of {MAX_SCRIPTS_SIZE}")] IntegerRejected(i64), + + #[error(transparent)] + Serialization(#[from] SerializationError), } pub type ScriptBuilderResult = std::result::Result; @@ -228,7 +232,14 @@ impl ScriptBuilder { return Ok(self); } - let bytes: Vec<_> = OpcodeData::serialize(&val); + let bytes: Vec<_> = OpcodeData::::serialize(&val)?; + self.add_data(&bytes) + } + + // Bitcoind tests utilizes this function + #[cfg(test)] + pub fn add_i64_min(&mut self) -> ScriptBuilderResult<&mut Self> { + let bytes: Vec<_> = OpcodeData::serialize(&crate::data_stack::SizedEncodeInt::<9>(i64::MIN)).expect("infallible"); self.add_data(&bytes) } @@ -355,6 +366,11 @@ mod tests { Test { name: "push -256", val: -256, expected: vec![OpData2, 0x00, 0x81] }, Test { name: "push -32767", val: -32767, expected: vec![OpData2, 0xff, 0xff] }, Test { name: "push -32768", val: -32768, expected: vec![OpData3, 0x00, 0x80, 0x80] }, + Test { + name: "push 9223372036854775807", + val: 9223372036854775807, + expected: vec![OpData8, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x7F], + }, ]; for test in tests { @@ -362,6 +378,15 @@ mod tests { let result = builder.add_i64(test.val).expect("the script is canonical").script(); assert_eq!(result, test.expected, "{} wrong result", test.name); } + + // special case that used in bitcoind test + let mut builder = ScriptBuilder::new(); + let result = builder.add_i64_min().expect("the script is canonical").script(); + assert_eq!( + result, + vec![OpData9, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x80, 0x80], + "push -9223372036854775808 wrong result" + ); } /// Tests that pushing data to a script via the ScriptBuilder API works as expected and conforms to BIP0062. diff --git a/crypto/txscript/src/standard/multisig.rs b/crypto/txscript/src/standard/multisig.rs index cbd9dbe6d..6c51fd361 100644 --- a/crypto/txscript/src/standard/multisig.rs +++ b/crypto/txscript/src/standard/multisig.rs @@ -184,7 +184,7 @@ mod tests { let (input, entry) = tx.populated_inputs().next().unwrap(); let cache = Cache::new(10_000); - let mut engine = TxScriptEngine::from_transaction_input(&tx, input, 0, entry, &reused_values, &cache).unwrap(); + let mut engine = TxScriptEngine::from_transaction_input(&tx, input, 0, entry, &reused_values, &cache, false); assert_eq!(engine.execute().is_ok(), is_ok); } #[test] diff --git a/crypto/txscript/test-data/script_tests-kip10.json b/crypto/txscript/test-data/script_tests-kip10.json new file mode 100644 index 000000000..947c8810d --- /dev/null +++ b/crypto/txscript/test-data/script_tests-kip10.json @@ -0,0 +1,5397 @@ +[ + [ + "Format is: [[wit..., amount]?, scriptSig, scriptPubKey, flags, expected_scripterror, ... comments]" + ], + [ + "It is evaluated as if there was a crediting coinbase transaction with two 0" + ], + [ + "pushes as scriptSig, and one output of 0 satoshi and given scriptPubKey," + ], + [ + "followed by a spending transaction which spends this output as only input (and" + ], + [ + "correct prevout hash), using the given scriptSig. All nLockTimes are 0, all" + ], + [ + "nSequences are max." + ], + [ + "", + "DEPTH 0 EQUAL", + "", + "OK", + "Test the test: we should have an empty stack after scriptSig evaluation" + ], + [ + " ", + "DEPTH 0 EQUAL", + "", + "OK", + "and multiple spaces should not change that." + ], + [ + " ", + "DEPTH 0 EQUAL", + "", + "OK" + ], + [ + " ", + "DEPTH 0 EQUAL", + "", + "OK" + ], + [ + "1 2", + "2 EQUALVERIFY 1 EQUAL", + "", + "OK", + "Similarly whitespace around and between symbols" + ], + [ + "1 2", + "2 EQUALVERIFY 1 EQUAL", + "", + "OK" + ], + [ + " 1 2", + "2 EQUALVERIFY 1 EQUAL", + "", + "OK" + ], + [ + "1 2 ", + "2 EQUALVERIFY 1 EQUAL", + "", + "OK" + ], + [ + " 1 2 ", + "2 EQUALVERIFY 1 EQUAL", + "", + "OK" + ], + [ + "1", + "", + "", + "OK" + ], + [ + "0x02 0x01 0x00", + "", + "", + "OK", + "all bytes are significant, not only the last one" + ], + [ + "0x09 0x00000000 0x00000000 0x10", + "", + "", + "OK", + "equals zero when cast to Int64" + ], + [ + "0x01 0x11", + "17 EQUAL", + "", + "OK", + "push 1 byte" + ], + [ + "0x02 0x417a", + "'Az' EQUAL", + "", + "OK" + ], + [ + "0x4b 0x417a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a", + "'Azzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzz' EQUAL", + "", + "OK", + "push 75 bytes" + ], + [ + "0x4c 0x4c 0x417a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a7a", + "'Azzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzz' EQUAL", + "", + "OK", + "0x4c is OP_PUSHDATA1 (push 76 bytes)" + ], + [ + "0x4d 0x0001 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"0x5f ADD 0x60 EQUAL", + "", + "OK", + "0x51 through 0x60 push 1 through 16 onto stack" + ], + [ + "1", + "NOP", + "", + "OK" + ], + [ + "0", + "IF VER ELSE 1 ENDIF", + "", + "OK", + "VER non-functional (ok if not executed)" + ], + [ + "0", + "IF RESERVED RESERVED1 RESERVED2 ELSE 1 ENDIF", + "", + "OK", + "RESERVED ok in un-executed IF" + ], + [ + "1", + "DUP IF ENDIF", + "", + "OK" + ], + [ + "1", + "IF 1 ENDIF", + "", + "OK" + ], + [ + "1", + "DUP IF ELSE ENDIF", + "", + "OK" + ], + [ + "1", + "IF 1 ELSE ENDIF", + "", + "OK" + ], + [ + "0", + "IF ELSE 1 ENDIF", + "", + "OK" + ], + [ + "1 1", + "IF IF 1 ELSE 0 ENDIF ENDIF", + "", + "OK" + ], + [ + "1 0", + "IF IF 1 ELSE 0 ENDIF ENDIF", + "", + "OK" + ], + [ + "1 1", + "IF IF 1 ELSE 0 ENDIF ELSE IF 0 ELSE 1 ENDIF ENDIF", + "", + "OK" + ], + [ + "0 0", + "IF IF 1 ELSE 0 ENDIF ELSE IF 0 ELSE 1 ENDIF ENDIF", + "", + "OK" + ], + [ + "1 0", + "NOTIF IF 1 ELSE 0 ENDIF ENDIF", + "", + "OK" + ], + [ + "1 1", + "NOTIF IF 1 ELSE 0 ENDIF ENDIF", 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0 NOTIF 1 ELSE RETURN ELSE 1 ENDIF ELSE RETURN ENDIF ADD 2 EQUAL", + "", + "OK" + ], + [ + "0", + "IF RETURN ENDIF 1", + "", + "OK", + "RETURN only works if executed" + ], + [ + "1 1", + "VERIFY", + "", + "OK" + ], + [ + "1 0x05 0x01 0x00 0x00 0x00 0x00", + "VERIFY", + "", + "OK", + "values >4 bytes can be cast to boolean" + ], + [ + "0x01 0x80", + "VERIFY TRUE", + "", + "VERIFY", + "negative 0 is false" + ], + [ + "10 0 11", + "TOALTSTACK DROP FROMALTSTACK ADD 21 EQUAL", + "", + "OK" + ], + [ + "'gavin_was_here'", + "TOALTSTACK 11 FROMALTSTACK 'gavin_was_here' EQUALVERIFY 11 EQUAL", + "", + "OK" + ], + [ + "0", + "IFDUP DEPTH 1 EQUALVERIFY 0 EQUAL", + "", + "OK" + ], + [ + "1", + "IFDUP DEPTH 2 EQUALVERIFY 1 EQUALVERIFY 1 EQUAL", + "", + "OK" + ], + [ + "0x05 0x0100000000", + "IFDUP DEPTH 2 EQUALVERIFY 0x05 0x0100000000 EQUALVERIFY DROP TRUE", + "", + "OK", + "IFDUP dups non ints" + ], + [ + "0", + "DROP DEPTH 0 EQUAL", + "", + "OK" + ], + [ + "0", + "DUP 1 ADD 1 EQUALVERIFY 0 EQUAL", 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EQUALVERIFY DROP TRUE", + "", + "OK" + ], + [ + "549755813887", + "SIZE 5 EQUALVERIFY DROP TRUE", + "", + "OK" + ], + [ + "549755813888", + "SIZE 6 EQUALVERIFY DROP TRUE", + "", + "OK" + ], + [ + "9223372036854775807", + "SIZE 8 EQUALVERIFY DROP TRUE", + "", + "OK" + ], + [ + "-1", + "SIZE 1 EQUALVERIFY DROP TRUE", + "", + "OK" + ], + [ + "-127", + "SIZE 1 EQUALVERIFY DROP TRUE", + "", + "OK" + ], + [ + "-128", + "SIZE 2 EQUALVERIFY DROP TRUE", + "", + "OK" + ], + [ + "-32767", + "SIZE 2 EQUALVERIFY DROP TRUE", + "", + "OK" + ], + [ + "-32768", + "SIZE 3 EQUALVERIFY DROP TRUE", + "", + "OK" + ], + [ + "-8388607", + "SIZE 3 EQUALVERIFY DROP TRUE", + "", + "OK" + ], + [ + "-8388608", + "SIZE 4 EQUALVERIFY DROP TRUE", + "", + "OK" + ], + [ + "-2147483647", + "SIZE 4 EQUALVERIFY DROP TRUE", + "", + "OK" + ], + [ + "-2147483648", + "SIZE 5 EQUALVERIFY DROP TRUE", + "", + "OK" + ], + [ + "-549755813887", + "SIZE 5 EQUALVERIFY DROP TRUE", + "", + "OK" + ], + [ + "-549755813888", + "SIZE 6 EQUALVERIFY DROP TRUE", + "", + "OK" + ], + [ + "-9223372036854775807", + "SIZE 8 EQUALVERIFY DROP TRUE", + "", + "OK" + ], + [ + "'abcdefghijklmnopqrstuvwxyz'", + "SIZE 26 EQUALVERIFY DROP TRUE", + "", + "OK" + ], + [ + "42", + "SIZE 1 EQUALVERIFY 42 EQUAL", + "", + "OK", + "SIZE does not consume argument" + ], + [ + "2 -2", + "ADD 0 EQUAL", + "", + "OK" + ], + [ + "2147483647 -2147483647", + "ADD 0 EQUAL", + "", + "OK" + ], + [ + "-1 -1", + "ADD -2 EQUAL", + "", + "OK" + ], + [ + "0 0", + "EQUAL", + "", + "OK" + ], + [ + "1 1", + "ADD 2 EQUAL", + "", + "OK" + ], + [ + "1", + "1ADD 2 EQUAL", + "", + "OK" + ], + [ + "111", + "1SUB 110 EQUAL", + "", + "OK" + ], + [ + "111 1", + "ADD 12 SUB 100 EQUAL", + "", + "OK" + ], + [ + "0", + "ABS 0 EQUAL", + "", + "OK" + ], + [ + "16", + "ABS 16 EQUAL", + "", + "OK" + ], + [ + "-16", + "ABS -16 NEGATE EQUAL", + "", + "OK" + ], + [ + "0", + "NOT NOP", + "", + "OK" + ], + [ + "1", + "NOT 0 EQUAL", + "", + "OK" + ], + [ + "11", + "NOT 0 EQUAL", + "", + "OK" + ], + [ + "0", + "0NOTEQUAL 0 EQUAL", + "", + "OK" + ], + [ + "1", + "0NOTEQUAL 1 EQUAL", + "", + "OK" + ], + [ + "111", + "0NOTEQUAL 1 EQUAL", + "", + "OK" + ], + [ + "-111", + "0NOTEQUAL 1 EQUAL", + "", + "OK" + ], + [ + "1 1", + "BOOLAND NOP", + "", + "OK" + ], + [ + "1 0", + "BOOLAND NOT", + "", + "OK" + ], + [ + "0 1", + "BOOLAND NOT", + "", + "OK" + ], + [ + "0 0", + "BOOLAND NOT", + "", + "OK" + ], + [ + "16 17", + "BOOLAND NOP", + "", + "OK" + ], + [ + "1 1", + "BOOLOR NOP", + "", + "OK" + ], + [ + "1 0", + "BOOLOR NOP", + "", + "OK" + ], + [ + "0 1", + "BOOLOR NOP", + "", + "OK" + ], + [ + "0 0", + "BOOLOR NOT", + "", + "OK" + ], + [ + "16 17", + "BOOLOR NOP", + "", + "OK" + ], + [ + "11 10 1", + "ADD NUMEQUAL", + "", + "OK" + ], + [ + "11 10 1", + "ADD NUMEQUALVERIFY 1", + "", + "OK" + ], + [ + "11 10 1", + "ADD NUMNOTEQUAL NOT", + "", + "OK" + ], + [ + "111 10 1", + "ADD NUMNOTEQUAL", + "", + "OK" + ], + [ + "11 10", + "LESSTHAN NOT", + "", + "OK" + ], + [ + "4 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NOT", + "", + "OK" + ], + [ + "1 0", + "MIN 0 NUMEQUAL", + "", + "OK" + ], + [ + "0 1", + "MIN 0 NUMEQUAL", + "", + "OK" + ], + [ + "-1 0", + "MIN -1 NUMEQUAL", + "", + "OK" + ], + [ + "0 -2147483647", + "MIN -2147483647 NUMEQUAL", + "", + "OK" + ], + [ + "2147483647 0", + "MAX 2147483647 NUMEQUAL", + "", + "OK" + ], + [ + "0 100", + "MAX 100 NUMEQUAL", + "", + "OK" + ], + [ + "-100 0", + "MAX 0 NUMEQUAL", + "", + "OK" + ], + [ + "0 -2147483647", + "MAX 0 NUMEQUAL", + "", + "OK" + ], + [ + "0 0 1", + "WITHIN", + "", + "OK" + ], + [ + "1 0 1", + "WITHIN NOT", + "", + "OK" + ], + [ + "0 -2147483647 2147483647", + "WITHIN", + "", + "OK" + ], + [ + "-1 -100 100", + "WITHIN", + "", + "OK" + ], + [ + "11 -100 100", + "WITHIN", + "", + "OK" + ], + [ + "-2147483647 -100 100", + "WITHIN NOT", + "", + "OK" + ], + [ + "2147483647 -100 100", + "WITHIN NOT", + "", + "OK" + ], + [ + "2147483647 2147483647", + "SUB 0 EQUAL", + "", + "OK" + ], + [ + "2147483647", + "DUP ADD 4294967294 EQUAL", + "", + "OK", + ">32 bit EQUAL is valid" + ], + [ + "2147483647", + "NEGATE DUP ADD -4294967294 EQUAL", + "", + "OK" + ], + [ + "''", + "SHA256 0x20 0xe3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855 EQUAL", + "", + "OK" + ], + [ + "'a'", + "SHA256 0x20 0xca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb EQUAL", + "", + "OK" + ], + [ + "'abcdefghijklmnopqrstuvwxyz'", + "SHA256 0x20 0x71c480df93d6ae2f1efad1447c66c9525e316218cf51fc8d9ed832f2daf18b73 EQUAL", + "", + "OK" + ], + [ + "''", + "SHA256 0x20 0xe3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855 EQUAL", + "", + "OK" + ], + [ + "'a'", + "SHA256 0x20 0xca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb EQUAL", + "", + "OK" + ], + [ + "'abcdefghijklmnopqrstuvwxyz'", + "SHA256 0x20 0x71c480df93d6ae2f1efad1447c66c9525e316218cf51fc8d9ed832f2daf18b73 EQUAL", + "", + "OK" + ], + [ + "''", + "SHA256 0x20 0xe3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855 EQUAL", + "", + "OK" + ], + [ + "'a'", + "SHA256 0x20 0xca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb EQUAL", + "", + "OK" + ], + [ + "'abcdefghijklmnopqrstuvwxyz'", + "SHA256 0x20 0x71c480df93d6ae2f1efad1447c66c9525e316218cf51fc8d9ed832f2daf18b73 EQUAL", + "", + "OK" + ], + [ + "''", + "NOP BLAKE2B 0x20 0x0e5751c026e543b2e8ab2eb06099daa1d1e5df47778f7787faab45cdf12fe3a8 EQUAL", + "", + "OK" + ], + [ + "'a'", + "BLAKE2B NOP 0x20 0x8928aae63c84d87ea098564d1e03ad813f107add474e56aedd286349c0c03ea4 EQUAL", + "", + "OK" + ], + [ + "'abcdefghijklmnopqrstuvwxyz'", + "NOP BLAKE2B 0x20 0x117ad6b940f5e8292c007d9c7e7350cd33cf85b5887e8da71c7957830f536e7c EQUAL", + "", + "OK", + "The NOP is added so the script won't be interpreted as P2SH" + ], + [ + "'a'", + "NOP BLAKE2B 0x20 0x8928aae63c84d87ea098564d1e03ad813f107add474e56aedd286349c0c03ea4 EQUAL", + "", + "OK" + ], + [ + "0", + "IF 0xb2 ELSE 1 ENDIF", + "", + "OK", + "opcodes above OP_CHECKSEQUENCEVERIFY invalid if executed" + ], + [ + "0", + "IF 0xbd ELSE 1 ENDIF", + "", + "OK" + ], + [ + "0", + "IF 0xbe ELSE 1 ENDIF", + "", + "OK" + ], + [ + "0", + "IF 0xbf ELSE 1 ENDIF", + "", + "OK" + ], + [ + "0", + "IF 0xc0 ELSE 1 ENDIF", + "", + "OK" + ], + [ + "0", + "IF 0xc1 ELSE 1 ENDIF", + "", + "OK" + ], + [ + "0", + "IF 0xc2 ELSE 1 ENDIF", + "", + "OK" + ], + [ + "0", + "IF 0xc3 ELSE 1 ENDIF", + "", + "OK" + ], + [ + "0", + "IF 0xc4 ELSE 1 ENDIF", + "", + "OK" + ], + [ + "0", + "IF 0xc5 ELSE 1 ENDIF", + "", + "OK" + ], + [ + "0", + "IF 0xc6 ELSE 1 ENDIF", + "", + "OK" + ], + [ + "0", + "IF 0xc7 ELSE 1 ENDIF", + "", + "OK" + ], + [ + "0", + "IF 0xc8 ELSE 1 ENDIF", + "", + "OK" + ], + [ + "0", + "IF 0xc9 ELSE 1 ENDIF", + "", + "OK" + ], + [ + "0", + "IF 0xca ELSE 1 ENDIF", + "", + "OK" + ], + [ + "0", + "IF 0xcb ELSE 1 ENDIF", + "", + "OK" + ], + [ + "0", + "IF 0xcc ELSE 1 ENDIF", + "", + "OK" + ], + [ + "0", + "IF 0xcd ELSE 1 ENDIF", + "", + "OK" + ], + [ + "0", + "IF 0xce ELSE 1 ENDIF", + "", + "OK" + ], + [ + "0", + "IF 0xcf ELSE 1 ENDIF", + "", + "OK" + ], + [ + "0", + "IF 0xd0 ELSE 1 ENDIF", + "", + "OK" + ], + [ + "0", + "IF 0xd1 ELSE 1 ENDIF", + "", + "OK" + ], + [ + "0", + "IF 0xd2 ELSE 1 ENDIF", + "", + "OK" + ], + [ + "0", + "IF 0xd3 ELSE 1 ENDIF", + "", + "OK" + ], + [ + "0", + "IF 0xd4 ELSE 1 ENDIF", + "", + "OK" + ], + [ + "0", + "IF 0xd5 ELSE 1 ENDIF", + "", + "OK" + ], + [ + "0", + "IF 0xd6 ELSE 1 ENDIF", + "", + "OK" + ], + [ + "0", + "IF 0xd7 ELSE 1 ENDIF", + "", + "OK" + ], + [ + "0", + "IF 0xd8 ELSE 1 ENDIF", + "", + "OK" + ], + [ + "0", + "IF 0xd9 ELSE 1 ENDIF", + "", + "OK" + ], + [ + "0", + "IF 0xda ELSE 1 ENDIF", + "", + "OK" + ], + [ + "0", + "IF 0xdb ELSE 1 ENDIF", + "", + "OK" + ], + [ + "0", + "IF 0xdc ELSE 1 ENDIF", + "", + "OK" + ], + [ + "0", + "IF 0xdd ELSE 1 ENDIF", + "", + "OK" + ], + [ + "0", + "IF 0xde ELSE 1 ENDIF", + "", + "OK" + ], + [ + "0", + "IF 0xdf ELSE 1 ENDIF", + "", + "OK" + ], + [ + "0", + "IF 0xe0 ELSE 1 ENDIF", + "", + "OK" + ], + [ + "0", + "IF 0xe1 ELSE 1 ENDIF", + "", + "OK" + ], + [ + "0", + "IF 0xe2 ELSE 1 ENDIF", + "", + "OK" + ], + [ + "0", + "IF 0xe3 ELSE 1 ENDIF", + "", + "OK" + ], + [ + "0", + "IF 0xe4 ELSE 1 ENDIF", + "", + "OK" + ], + [ + "0", + "IF 0xe5 ELSE 1 ENDIF", + "", + "OK" + ], + [ + "0", + "IF 0xe6 ELSE 1 ENDIF", + "", + "OK" + ], + [ + "0", + "IF 0xe7 ELSE 1 ENDIF", + "", + "OK" + ], + [ + "0", + "IF 0xe8 ELSE 1 ENDIF", + "", + "OK" + ], + [ + "0", + "IF 0xe9 ELSE 1 ENDIF", + "", + "OK" + ], + [ + "0", + "IF 0xea ELSE 1 ENDIF", + "", + "OK" + ], + [ + "0", + "IF 0xeb ELSE 1 ENDIF", + "", + "OK" + ], + [ + "0", + "IF 0xec ELSE 1 ENDIF", + "", + "OK" + ], + [ + "0", + "IF 0xed ELSE 1 ENDIF", + "", + "OK" + ], + [ + "0", + "IF 0xee ELSE 1 ENDIF", + "", + "OK" + ], + [ + "0", + "IF 0xef ELSE 1 ENDIF", + "", + "OK" + ], + [ + "0", + "IF 0xf0 ELSE 1 ENDIF", + "", + "OK" + ], + [ + "0", + "IF 0xf1 ELSE 1 ENDIF", + "", + "OK" + ], + [ + "0", + "IF 0xf2 ELSE 1 ENDIF", + "", + "OK" + ], + [ + "0", + "IF 0xf3 ELSE 1 ENDIF", + "", + "OK" + ], + [ + "0", + "IF 0xf4 ELSE 1 ENDIF", + "", + "OK" + ], + [ + "0", + "IF 0xf5 ELSE 1 ENDIF", + "", + "OK" + ], + [ + "0", + "IF 0xf6 ELSE 1 ENDIF", + "", + "OK" + ], + [ + "0", + "IF 0xf7 ELSE 1 ENDIF", + "", + "OK" + ], + [ + "0", + "IF 0xf8 ELSE 1 ENDIF", + "", + "OK" + ], + [ + "0", + "IF 0xf9 ELSE 1 ENDIF", + "", + "OK" + ], + [ + "0", + "IF 0xfa ELSE 1 ENDIF", + "", + "OK" + ], + [ + "0", + "IF 0xfb ELSE 1 ENDIF", + "", + "OK" + ], + [ + "0", + "IF 0xfc ELSE 1 ENDIF", + "", + "OK" + ], + [ + "0", + "IF 0xfd ELSE 1 ENDIF", + "", + "OK" + ], + [ + "0", + "IF 0xfe ELSE 1 ENDIF", + "", + "OK" + ], + [ + "0", + "IF 0xff ELSE 1 ENDIF", + "", + "OK" + ], + [ + "", + "'bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb'", + "", + "OK", + "520 byte push" + ], + [ + "1", + "0x616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161", + "", + "OK", + "201 opcodes executed. 0x61 is NOP" + ], + [ + "1 2 3 4 5", + "0x6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f 1 2 3 4 5 0x6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f 0x6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d75", + "", + "OK", + "244 stack size (0x6f is 3DUP, 0x6d is 2DROP, and 0x75 is DROP)" + ], + [ + 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'bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb' 'bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb' 'bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb' 'bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb' 0x6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f 2DUP DROP 0x6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d6d 0x61616161", + "", + "OK", + "Max-size (10,000-byte), max-push(520 bytes), max-opcodes(201), max stack size(244 items). 0x6f is 3DUP, 0x61 is NOP, 0x6d is 2DROP" + ], + [ + "0", + "IF 0x5050505050505050505050505050505050505050505050505050505050505050505050505050505050505050505050505050505050505050505050505050505050505050505050505050505050505050505050505050505050505050505050505050505050505050505050505050505050505050505050505050505050505050505050505050505050505050505050505050505050505050505050505050505050505050505050505050505050505050505050505050505050505050505050505050505050505050 ENDIF 1", + "", + "OK", + ">201 opcodes, but RESERVED (0x50) doesn't count towards opcode limit." + ], + [ + "", + "1", + "", + "OK" + ], + [ + "127", + "0x01 0x7F EQUAL", + "", + "OK" + ], + [ + "128", + "0x02 0x8000 EQUAL", + "", + "OK", + "Leave room for the sign bit" + ], + [ + "32767", + "0x02 0xFF7F EQUAL", + "", + "OK" + ], + [ + "32768", + "0x03 0x008000 EQUAL", + "", + "OK" + ], + [ + "8388607", + "0x03 0xFFFF7F EQUAL", + "", + "OK" + ], + [ + "8388608", + "0x04 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In this case we have zero keys, so we can execute 201 CHECKMULTISIGS" + ], + [ + "", + "NOP NOP NOP NOP NOP NOP NOP NOP NOP NOP NOP NOP 0 'a' 'b' 'c' 'd' 'e' 'f' 'g' 'h' 'i' 'j' 'k' 'l' 'm' 'n' 'o' 'p' 'q' 'r' 's' 't' 20 CHECKMULTISIG 0 'a' 'b' 'c' 'd' 'e' 'f' 'g' 'h' 'i' 'j' 'k' 'l' 'm' 'n' 'o' 'p' 'q' 'r' 's' 't' 20 CHECKMULTISIG 0 'a' 'b' 'c' 'd' 'e' 'f' 'g' 'h' 'i' 'j' 'k' 'l' 'm' 'n' 'o' 'p' 'q' 'r' 's' 't' 20 CHECKMULTISIG 0 'a' 'b' 'c' 'd' 'e' 'f' 'g' 'h' 'i' 'j' 'k' 'l' 'm' 'n' 'o' 'p' 'q' 'r' 's' 't' 20 CHECKMULTISIG 0 'a' 'b' 'c' 'd' 'e' 'f' 'g' 'h' 'i' 'j' 'k' 'l' 'm' 'n' 'o' 'p' 'q' 'r' 's' 't' 20 CHECKMULTISIG 0 'a' 'b' 'c' 'd' 'e' 'f' 'g' 'h' 'i' 'j' 'k' 'l' 'm' 'n' 'o' 'p' 'q' 'r' 's' 't' 20 CHECKMULTISIG 0 'a' 'b' 'c' 'd' 'e' 'f' 'g' 'h' 'i' 'j' 'k' 'l' 'm' 'n' 'o' 'p' 'q' 'r' 's' 't' 20 CHECKMULTISIG 0 'a' 'b' 'c' 'd' 'e' 'f' 'g' 'h' 'i' 'j' 'k' 'l' 'm' 'n' 'o' 'p' 'q' 'r' 's' 't' 20 CHECKMULTISIGVERIFY DROP DROP DROP DROP DROP DROP DROP TRUE", + "", + "OK", + "Even though there are no signatures being checked nOpCount is incremented by the number of keys." + ], + [ + "1", + "NOP NOP NOP NOP NOP NOP NOP NOP NOP NOP NOP NOP 0 'a' 'b' 'c' 'd' 'e' 'f' 'g' 'h' 'i' 'j' 'k' 'l' 'm' 'n' 'o' 'p' 'q' 'r' 's' 't' 20 CHECKMULTISIGVERIFY 0 'a' 'b' 'c' 'd' 'e' 'f' 'g' 'h' 'i' 'j' 'k' 'l' 'm' 'n' 'o' 'p' 'q' 'r' 's' 't' 20 CHECKMULTISIGVERIFY 0 'a' 'b' 'c' 'd' 'e' 'f' 'g' 'h' 'i' 'j' 'k' 'l' 'm' 'n' 'o' 'p' 'q' 'r' 's' 't' 20 CHECKMULTISIGVERIFY 0 'a' 'b' 'c' 'd' 'e' 'f' 'g' 'h' 'i' 'j' 'k' 'l' 'm' 'n' 'o' 'p' 'q' 'r' 's' 't' 20 CHECKMULTISIGVERIFY 0 'a' 'b' 'c' 'd' 'e' 'f' 'g' 'h' 'i' 'j' 'k' 'l' 'm' 'n' 'o' 'p' 'q' 'r' 's' 't' 20 CHECKMULTISIGVERIFY 0 'a' 'b' 'c' 'd' 'e' 'f' 'g' 'h' 'i' 'j' 'k' 'l' 'm' 'n' 'o' 'p' 'q' 'r' 's' 't' 20 CHECKMULTISIGVERIFY 0 'a' 'b' 'c' 'd' 'e' 'f' 'g' 'h' 'i' 'j' 'k' 'l' 'm' 'n' 'o' 'p' 'q' 'r' 's' 't' 20 CHECKMULTISIGVERIFY 0 'a' 'b' 'c' 'd' 'e' 'f' 'g' 'h' 'i' 'j' 'k' 'l' 'm' 'n' 'o' 'p' 'q' 'r' 's' 't' 20 CHECKMULTISIGVERIFY 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], + [ + "0x02 0x0a00", + "1 VERIFY DROP TRUE", + "", + "OK" + ], + [ + "0x02 0x0b00", + "1 VERIFY DROP TRUE", + "", + "OK" + ], + [ + "0x02 0x0c00", + "1 VERIFY DROP TRUE", + "", + "OK" + ], + [ + "0x02 0x0d00", + "1 VERIFY DROP TRUE", + "", + "OK" + ], + [ + "0x02 0x0e00", + "1 VERIFY DROP TRUE", + "", + "OK" + ], + [ + "0x02 0x0f00", + "1 VERIFY DROP TRUE", + "", + "OK" + ], + [ + "0x02 0x1000", + "1 VERIFY DROP TRUE", + "", + "OK" + ], + [ + "While not really correctly DER encoded, the empty signature is allowed" + ], + [ + "to provide a compact way to provide a delibrately invalid signature." + ], + [ + "0", + "0x21 0x02865c40293a680cb9c020e7b1e106d8c1916d3cef99aa431a56d253e69256dac0 CHECKSIG NOT", + "", + "OK" + ], + [ + "0", + "1 0x21 0x02865c40293a680cb9c020e7b1e106d8c1916d3cef99aa431a56d253e69256dac0 1 CHECKMULTISIG NOT", + "", + "OK" + ], + [ + "TRUE DATA_8 0x0000000000000080", + "CHECKSEQUENCEVERIFY", + "", + "OK", + "CSV passes if stack top bit 1 << 63 is set" + ], + [ + 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"", + "UNBALANCED_CONDITIONAL" + ], + [ + "1", + "IF ELSE ENDIF ELSE", + "", + "UNBALANCED_CONDITIONAL" + ], + [ + "1", + "IF ELSE ENDIF ELSE ENDIF", + "", + "UNBALANCED_CONDITIONAL" + ], + [ + "1", + "IF ENDIF ENDIF", + "", + "UNBALANCED_CONDITIONAL" + ], + [ + "1", + "IF ELSE ELSE ENDIF ENDIF", + "", + "UNBALANCED_CONDITIONAL" + ], + [ + "1", + "RETURN", + "", + "OP_RETURN" + ], + [ + "1", + "DUP IF RETURN ENDIF", + "", + "OP_RETURN" + ], + [ + "1", + "RETURN 'data'", + "", + "OP_RETURN", + "canonical prunable txout format" + ], + [ + "0", + "VERIFY 1", + "", + "VERIFY" + ], + [ + "1", + "VERIFY", + "", + "EVAL_FALSE" + ], + [ + "1", + "VERIFY 0", + "", + "EVAL_FALSE" + ], + [ + "", + "IFDUP DEPTH 0 EQUAL", + "", + "INVALID_STACK_OPERATION" + ], + [ + "", + "DROP DEPTH 0 EQUAL", + "", + "INVALID_STACK_OPERATION" + ], + [ + "", + "DUP DEPTH 0 EQUAL", + "", + "INVALID_STACK_OPERATION" + ], + [ + "1", + "DUP 1 ADD 2 EQUALVERIFY 0 EQUAL", + "", + "EVAL_FALSE" + ], + [ + "", + "NIP", + "", + "INVALID_STACK_OPERATION" + ], + [ + "", + "1 NIP", + "", + "INVALID_STACK_OPERATION" + ], + [ + "", + "1 0 NIP", + "", + "EVAL_FALSE" + ], + [ + "", + "OVER 1", + "", + "INVALID_STACK_OPERATION" + ], + [ + "1", + "OVER", + "", + "INVALID_STACK_OPERATION" + ], + [ + "19 20 21", + "PICK 19 EQUALVERIFY DEPTH 2 EQUAL", + "", + "INVALID_STACK_OPERATION" + ], + [ + "", + "0 PICK", + "", + "INVALID_STACK_OPERATION" + ], + [ + "1", + "-1 PICK", + "", + "INVALID_STACK_OPERATION" + ], + [ + "19 20 21", + "0 PICK 20 EQUALVERIFY DEPTH 3 EQUAL", + "", + "EQUALVERIFY" + ], + [ + "19 20 21", + "1 PICK 21 EQUALVERIFY DEPTH 3 EQUAL", + "", + "EQUALVERIFY" + ], + [ + "19 20 21", + "2 PICK 22 EQUALVERIFY DEPTH 3 EQUAL", + "", + "EQUALVERIFY" + ], + [ + "", + "0 ROLL", + "", + "INVALID_STACK_OPERATION" + ], + [ + "1", + "-1 ROLL", + "", + "INVALID_STACK_OPERATION" + ], + [ + "19 20 21", + "0 ROLL 20 EQUALVERIFY DEPTH 2 EQUAL", + "", + "EQUALVERIFY" + ], + [ + "19 20 21", + "1 ROLL 21 EQUALVERIFY 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], + [ + "'abc'", + "INVERT VERIFY TRUE", + "", + "DISABLED_OPCODE", + "INVERT disabled" + ], + [ + "1 2 0", + "IF AND ELSE 1 ENDIF NOP", + "", + "DISABLED_OPCODE", + "AND disabled" + ], + [ + "1 2 0", + "IF OR ELSE 1 ENDIF NOP", + "", + "DISABLED_OPCODE", + "OR disabled" + ], + [ + "1 2 0", + "IF XOR ELSE 1 ENDIF NOP", + "", + "DISABLED_OPCODE", + "XOR disabled" + ], + [ + "2 0", + "IF 2MUL ELSE 1 ENDIF NOP", + "", + "DISABLED_OPCODE", + "2MUL disabled" + ], + [ + "2 0", + "IF 2DIV ELSE 1 ENDIF NOP", + "", + "DISABLED_OPCODE", + "2DIV disabled" + ], + [ + "2 2 0", + "IF MUL ELSE 1 ENDIF NOP", + "", + "DISABLED_OPCODE", + "MUL disabled" + ], + [ + "2 2 0", + "IF DIV ELSE 1 ENDIF NOP", + "", + "DISABLED_OPCODE", + "DIV disabled" + ], + [ + "2 2 0", + "IF MOD ELSE 1 ENDIF NOP", + "", + "DISABLED_OPCODE", + "MOD disabled" + ], + [ + "2 2 0", + "IF LSHIFT ELSE 1 ENDIF NOP", + "", + "DISABLED_OPCODE", + "LSHIFT disabled" + ], + [ + "2 2 0", + "IF RSHIFT ELSE 1 ENDIF NOP", + "", + 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"'bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb'", + "", + "PUSH_SIZE", + ">520 byte push" + ], + [ + "0", + "IF 'bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb' ENDIF 1", + "", + "PUSH_SIZE", + ">520 byte push in non-executed IF branch" + ], + [ + "1", + "0x61616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161", + "", + "OP_COUNT", + ">201 opcodes executed. 0x61 is NOP" + ], + [ + "0", + "IF 0x6161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161 ENDIF 1", + "", + "OP_COUNT", + ">201 opcodes including non-executed IF branch. 0x61 is NOP" + ], + [ + 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'bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb' 'bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb' 'bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb' 'bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb' 'bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb' 'bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb' 'bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb' 'bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb' 0x6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f6f 2DUP 0x616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161616161", + "", + "SCRIPT_SIZE", + "10,001-byte scriptPubKey" + ], + [ + "1", + "VER", + "", + "BAD_OPCODE", + "OP_VER is reserved" + ], + [ + "1", + "VERIF", + "", + "BAD_OPCODE", + "OP_VERIF is reserved" + ], + [ + "1", + "VERNOTIF", + "", + "BAD_OPCODE", + "OP_VERNOTIF is reserved" + ], + [ + "1", + "RESERVED", + "", + "BAD_OPCODE", + "OP_RESERVED is reserved" + ], + [ + "1", + "RESERVED1", + "", + "BAD_OPCODE", + "OP_RESERVED1 is reserved" + ], + [ + "1", + "RESERVED2", + "", + "BAD_OPCODE", + "OP_RESERVED2 is reserved" + ], + [ + "1", + "0xb2", + "", + "BAD_OPCODE", + "0xb2 == OP_CHECKSEQUENCEVERIFY + 1" + ], + [ + "2147483648", + "1ADD 2147483649 NUMEQUAL", + "", + "OK", + "We can do math on 5-byte integers since kip10" + ], + [ + "2147483648", + "NEGATE -2147483648 NUMEQUAL", + "", + "OK", + "We can do math on 5-byte integers since kip10" + ], + [ + "-2147483648", + "1ADD -2147483647 NUMEQUAL", + "", + "OK", + "We can do math on 5-byte integers since kip10" + ], + [ + "2147483647", + "DUP 1ADD 1SUB NUMEQUAL", + "", + "OK", + "We can do math on 5-byte integers since kip10" + ], + [ + "2147483648", + "1SUB 2147483647 NUMEQUAL", + "", + "OK", + "We can do math on 5-byte integers since kip10" + ], + [ + "2147483648 1", + "BOOLOR 1 EQUAL", + "", + "OK", + "We can do math on 5-byte integers since kip10" + ], + [ + "2147483648 1", + "BOOLAND 1 EQUAL", + "", + "OK", + "We can do math on 5-byte integers since kip10" + ], + [ + "-9223372036854775808", + "1ADD 1", + "", + "UNKNOWN_ERROR", + "We cannot do math on 9-byte integers" + ], + [ + "-9223372036854775808", + "NEGATE 1", + "", + "UNKNOWN_ERROR", + "We cannot do math on 9-byte integers" + ], + [ + "-9223372036854775808", + "1ADD 1", + "", + "UNKNOWN_ERROR", + "Because we use a sign bit, -9223372036854775808 is also 9 bytes" + ], + [ + "-9223372036854775808", + "1ADD 1SUB 1", + "", + "UNKNOWN_ERROR", + "We cannot do math on 9-byte integers, even if the result is 8-bytes" + ], + [ + "-9223372036854775808", + "1SUB 1", + "", + "UNKNOWN_ERROR", + "We cannot do math on 9-byte integers, even if the result is 8-bytes" + ], + [ + "-9223372036854775808 1", + "BOOLOR 1", + "", + "UNKNOWN_ERROR", + "We cannot do BOOLOR on 9-byte integers (but we can still do IF etc)" + ], + [ + "-9223372036854775808 1", + "BOOLAND 1", + "", + "UNKNOWN_ERROR", + "We cannot do BOOLAND on 9-byte integers" + ], + [ + "-9223372036854775807", + "1SUB", + "", + "UNKNOWN_ERROR", + "result of math operation can't exceed 8 bytes" + ], + [ + "1", + "1 ENDIF", + "", + "UNBALANCED_CONDITIONAL", + "ENDIF without IF" + ], + [ + "1", + "IF 1", + "", + "UNBALANCED_CONDITIONAL", + "IF without ENDIF" + ], + [ + "", + "IF 1 ENDIF", + "", + "UNBALANCED_CONDITIONAL", + "The following tests check the if(stack.size() < N) tests in each opcode" + ], + [ + "", + "NOTIF 1 ENDIF", + "", + "UNBALANCED_CONDITIONAL", + "They are here to catch copy-and-paste errors" + ], + [ + "", + "VERIFY 1", + "", + "INVALID_STACK_OPERATION", + "Most of them are duplicated elsewhere," + ], + [ + "", + "TOALTSTACK 1", + "", + "INVALID_STACK_OPERATION", + "but, hey, more is always better, right?" + ], + [ + "1", + "FROMALTSTACK", + "", + "INVALID_ALTSTACK_OPERATION" + ], + [ + "1", + "2DROP 1", + "", + "INVALID_STACK_OPERATION" + ], + [ + "1", + "2DUP", + "", + "INVALID_STACK_OPERATION" + ], + [ + "1 1", + "3DUP", + "", + "INVALID_STACK_OPERATION" + ], + [ + "1 1 1", + "2OVER", + "", + "INVALID_STACK_OPERATION" + ], + [ + "1 1 1 1 1", + "2ROT", + "", + "INVALID_STACK_OPERATION" + ], + [ + "1 1 1", + "2SWAP", + "", + "INVALID_STACK_OPERATION" + ], + [ + "", + "IFDUP 1", + "", + "INVALID_STACK_OPERATION" + ], + [ + "", + "DROP 1", + "", + "INVALID_STACK_OPERATION" + ], + [ + "", + "DUP 1", + "", + "INVALID_STACK_OPERATION" + ], + [ + "1", + "NIP", + "", + "INVALID_STACK_OPERATION" + ], + [ + "1", + "OVER", + "", + "INVALID_STACK_OPERATION" + ], + [ + "1 1 1 3", + "PICK", + "", + "INVALID_STACK_OPERATION" + ], + [ + "0", + "PICK 1", + "", + "INVALID_STACK_OPERATION" + ], + [ + "1 1 1 3", + "ROLL", + "", + "INVALID_STACK_OPERATION" + ], + [ + "0", + "ROLL 1", + "", + "INVALID_STACK_OPERATION" + ], + [ + "1 1", + "ROT", + "", + "INVALID_STACK_OPERATION" + ], + [ + "1", + "SWAP", + "", + "INVALID_STACK_OPERATION" + ], + [ + "1", + "TUCK", + "", + "INVALID_STACK_OPERATION" + ], + [ + "", + "SIZE 1", + "", + "INVALID_STACK_OPERATION" + ], + [ + "1", + "EQUAL 1", + "", + "INVALID_STACK_OPERATION" + ], + [ + "1", + "EQUALVERIFY 1", + "", + "INVALID_STACK_OPERATION" + ], + [ + "", + "1ADD 1", + "", + "INVALID_STACK_OPERATION" + ], + [ + "", + "1SUB 1", + "", + "INVALID_STACK_OPERATION" + ], + [ + "", + "NEGATE 1", + "", + "INVALID_STACK_OPERATION" + ], + [ + "", + "ABS 1", + "", + "INVALID_STACK_OPERATION" + ], + [ + "", + "NOT 1", + "", + "INVALID_STACK_OPERATION" + ], + [ + "", + "0NOTEQUAL 1", + "", + "INVALID_STACK_OPERATION" + ], + [ + "1", + "ADD", + "", + "INVALID_STACK_OPERATION" + ], + [ + "1", + "SUB", + "", + "INVALID_STACK_OPERATION" + ], + [ + "1", + "BOOLAND", + "", + "INVALID_STACK_OPERATION" + ], + [ + "1", + "BOOLOR", + "", + "INVALID_STACK_OPERATION" + ], + [ + "1", + "NUMEQUAL", + "", + "INVALID_STACK_OPERATION" + ], + [ + "1", + "NUMEQUALVERIFY 1", + "", + "INVALID_STACK_OPERATION" + ], + [ + "1", + "NUMNOTEQUAL", + "", + "INVALID_STACK_OPERATION" + ], + [ + "1", + "LESSTHAN", + "", + "INVALID_STACK_OPERATION" + ], + [ + "1", + "GREATERTHAN", + "", + "INVALID_STACK_OPERATION" + ], + [ + "1", + "LESSTHANOREQUAL", + "", + "INVALID_STACK_OPERATION" + ], + [ + "1", + "GREATERTHANOREQUAL", + "", + "INVALID_STACK_OPERATION" + ], + [ + "1", + "MIN", + "", + "INVALID_STACK_OPERATION" + ], + [ + "1", + "MAX", + "", + "INVALID_STACK_OPERATION" + ], + [ + "1 1", + "WITHIN", + "", + "INVALID_STACK_OPERATION" + ], + [ + "", + "SHA256 1", + "", + "INVALID_STACK_OPERATION" + ], + [ + "", + "BLAKE2B 1", + "", + "INVALID_STACK_OPERATION" + ], + [ + "", + "BLAKE2B 1", + "", + "INVALID_STACK_OPERATION" + ], + [ + "Increase CHECKSIG and CHECKMULTISIG negative test coverage" + ], + [ + "", + "CHECKSIG NOT", + "", + "INVALID_STACK_OPERATION", + "CHECKSIG must error when there are no stack items" + ], + [ + "0", + "CHECKSIG NOT", + "", + "INVALID_STACK_OPERATION", + "CHECKSIG must error when there are not 2 stack items" + ], + [ + "", + "CHECKMULTISIG NOT", + "", + "INVALID_STACK_OPERATION", + "CHECKMULTISIG must error when there are no stack items" + ], + [ + "", + "-1 CHECKMULTISIG NOT", + "", + "PUBKEY_COUNT", + "CHECKMULTISIG must error when the specified number of pubkeys is negative" + ], + [ + "", + "1 CHECKMULTISIG NOT", + "", + "INVALID_STACK_OPERATION", + "CHECKMULTISIG must error when there are not enough pubkeys on the stack" + ], + [ + "", + "-1 0 CHECKMULTISIG NOT", + "", + "SIG_COUNT", + "CHECKMULTISIG must error when the specified number of signatures is negative" + ], + [ + "", + "1 'pk1' 1 CHECKMULTISIG NOT", + "", + "INVALID_STACK_OPERATION", + "CHECKMULTISIG must error when there are not enough signatures on the stack" + ], + [ + "", + "0 0 CHECKMULTISIG 0 0 CHECKMULTISIG 0 0 CHECKMULTISIG 0 0 CHECKMULTISIG 0 0 CHECKMULTISIG 0 0 CHECKMULTISIG 0 0 CHECKMULTISIG 0 0 CHECKMULTISIG 0 0 CHECKMULTISIG 0 0 CHECKMULTISIG 0 0 CHECKMULTISIG 0 0 CHECKMULTISIG 0 0 CHECKMULTISIG 0 0 CHECKMULTISIG 0 0 CHECKMULTISIG 0 0 CHECKMULTISIG 0 0 CHECKMULTISIG 0 0 CHECKMULTISIG 0 0 CHECKMULTISIG 0 0 CHECKMULTISIG 0 0 CHECKMULTISIG 0 0 CHECKMULTISIG 0 0 CHECKMULTISIG 0 0 CHECKMULTISIG 0 0 CHECKMULTISIG 0 0 CHECKMULTISIG 0 0 CHECKMULTISIG 0 0 CHECKMULTISIG 0 0 CHECKMULTISIG 0 0 CHECKMULTISIG 0 0 CHECKMULTISIG 0 0 CHECKMULTISIG 0 0 CHECKMULTISIG 0 0 CHECKMULTISIG 0 0 CHECKMULTISIG 0 0 CHECKMULTISIG 0 0 CHECKMULTISIG 0 0 CHECKMULTISIG 0 0 CHECKMULTISIG 0 0 CHECKMULTISIG 0 0 CHECKMULTISIG 0 0 CHECKMULTISIG 0 0 CHECKMULTISIG 0 0 CHECKMULTISIG 0 0 CHECKMULTISIG 0 0 CHECKMULTISIG 0 0 CHECKMULTISIG 0 0 CHECKMULTISIG 0 0 CHECKMULTISIG 0 0 CHECKMULTISIG 0 0 CHECKMULTISIG 0 0 CHECKMULTISIG 0 0 CHECKMULTISIG 0 0 CHECKMULTISIG 0 0 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't' 20 CHECKMULTISIG 0 0 'a' 'b' 'c' 'd' 'e' 'f' 'g' 'h' 'i' 'j' 'k' 'l' 'm' 'n' 'o' 'p' 'q' 'r' 's' 't' 20 CHECKMULTISIG 0 0 'a' 'b' 'c' 'd' 'e' 'f' 'g' 'h' 'i' 'j' 'k' 'l' 'm' 'n' 'o' 'p' 'q' 'r' 's' 't' 20 CHECKMULTISIG 0 0 'a' 'b' 'c' 'd' 'e' 'f' 'g' 'h' 'i' 'j' 'k' 'l' 'm' 'n' 'o' 'p' 'q' 'r' 's' 't' 20 CHECKMULTISIG 0 0 'a' 'b' 'c' 'd' 'e' 'f' 'g' 'h' 'i' 'j' 'k' 'l' 'm' 'n' 'o' 'p' 'q' 'r' 's' 't' 20 CHECKMULTISIG 0 0 'a' 'b' 'c' 'd' 'e' 'f' 'g' 'h' 'i' 'j' 'k' 'l' 'm' 'n' 'o' 'p' 'q' 'r' 's' 't' 20 CHECKMULTISIG 0 0 'a' 'b' 'c' 'd' 'e' 'f' 'g' 'h' 'i' 'j' 'k' 'l' 'm' 'n' 'o' 'p' 'q' 'r' 's' 't' 20 CHECKMULTISIG 0 0 'a' 'b' 'c' 'd' 'e' 'f' 'g' 'h' 'i' 'j' 'k' 'l' 'm' 'n' 'o' 'p' 'q' 'r' 's' 't' 20 CHECKMULTISIG", + "", + "OP_COUNT", + "Fails due to 201 script operation limit" + ], + [ + "1", + "NOP NOP NOP NOP NOP NOP NOP NOP NOP NOP NOP NOP NOP 0 'a' 'b' 'c' 'd' 'e' 'f' 'g' 'h' 'i' 'j' 'k' 'l' 'm' 'n' 'o' 'p' 'q' 'r' 's' 't' 20 CHECKMULTISIGVERIFY 0 0 'a' 'b' 'c' 'd' 'e' 'f' 'g' 'h' 'i' 'j' 'k' 'l' 'm' 'n' 'o' 'p' 'q' 'r' 's' 't' 20 CHECKMULTISIGVERIFY 0 0 'a' 'b' 'c' 'd' 'e' 'f' 'g' 'h' 'i' 'j' 'k' 'l' 'm' 'n' 'o' 'p' 'q' 'r' 's' 't' 20 CHECKMULTISIGVERIFY 0 0 'a' 'b' 'c' 'd' 'e' 'f' 'g' 'h' 'i' 'j' 'k' 'l' 'm' 'n' 'o' 'p' 'q' 'r' 's' 't' 20 CHECKMULTISIGVERIFY 0 0 'a' 'b' 'c' 'd' 'e' 'f' 'g' 'h' 'i' 'j' 'k' 'l' 'm' 'n' 'o' 'p' 'q' 'r' 's' 't' 20 CHECKMULTISIGVERIFY 0 0 'a' 'b' 'c' 'd' 'e' 'f' 'g' 'h' 'i' 'j' 'k' 'l' 'm' 'n' 'o' 'p' 'q' 'r' 's' 't' 20 CHECKMULTISIGVERIFY 0 0 'a' 'b' 'c' 'd' 'e' 'f' 'g' 'h' 'i' 'j' 'k' 'l' 'm' 'n' 'o' 'p' 'q' 'r' 's' 't' 20 CHECKMULTISIGVERIFY 0 0 'a' 'b' 'c' 'd' 'e' 'f' 'g' 'h' 'i' 'j' 'k' 'l' 'm' 'n' 'o' 'p' 'q' 'r' 's' 't' 20 CHECKMULTISIGVERIFY 0 0 'a' 'b' 'c' 'd' 'e' 'f' 'g' 'h' 'i' 'j' 'k' 'l' 'm' 'n' 'o' 'p' 'q' 'r' 's' 't' 20 CHECKMULTISIGVERIFY", + "", + "OP_COUNT", + "" + ], + [ + "0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21", + "21 CHECKMULTISIG 1", + "", + "PUBKEY_COUNT", + "nPubKeys > 20" + ], + [ + "0 'sig' 1 0", + "CHECKMULTISIG 1", + "", + "SIG_COUNT", + "nSigs > nPubKeys" + ], + [ + "NOP 0x01 1", + "BLAKE2B 0x20 0xda1745e9b549bd0bfa1a569971c77eba30cd5a4b EQUAL", + "", + "SIG_PUSHONLY", + "Tests for Script.IsPushOnly()" + ], + [ + "0 0x01 0x50", + "BLAKE2B 0x20 0xece424a6bb6ddf4db592c0faed60685047a361b1 EQUAL", + "", + "BAD_OPCODE", + "OP_RESERVED in P2SH should fail" + ], + [ + "0 0x01", + "VER BLAKE2B 0x20 0x0f4d7845db968f2a81b530b6f3c1d6246d4c7e01 EQUAL", + "", + "BAD_OPCODE", + "OP_VER in P2SH should fail" + ], + [ + "0x00", + "'00' EQUAL", + "", + "EVAL_FALSE", + "Basic OP_0 execution" + ], + [ + "MINIMALDATA enforcement for PUSHDATAs" + ], + [ + "0x4c 0x00", + "DROP 1", + "", + "MINIMALDATA", + "Empty vector minimally represented by OP_0" + ], + [ + "0x01 0x81", + "DROP 1", + "", + "MINIMALDATA", + "-1 minimally represented by OP_1NEGATE" + ], + [ + "0x01 0x01", + "DROP 1", + "", + "MINIMALDATA", + "1 to 16 minimally represented by OP_1 to OP_16" + ], + [ + "0x01 0x02", + "DROP 1", + "", + "MINIMALDATA" + ], + [ + "0x01 0x03", + "DROP 1", + "", + "MINIMALDATA" + ], + [ + "0x01 0x04", + "DROP 1", + "", + "MINIMALDATA" + ], + [ + "0x01 0x05", + "DROP 1", + "", + "MINIMALDATA" + ], + [ + "0x01 0x06", + "DROP 1", + "", + "MINIMALDATA" + ], + [ + "0x01 0x07", + "DROP 1", + "", + "MINIMALDATA" + ], + [ + "0x01 0x08", + "DROP 1", + "", + "MINIMALDATA" + ], + [ + "0x01 0x09", + "DROP 1", + "", + "MINIMALDATA" + ], + [ + "0x01 0x0a", + "DROP 1", + "", + "MINIMALDATA" + ], + [ + "0x01 0x0b", + "DROP 1", + "", + "MINIMALDATA" + ], + [ + "0x01 0x0c", + "DROP 1", + "", + "MINIMALDATA" + ], + [ + "0x01 0x0d", + "DROP 1", + "", + "MINIMALDATA" + ], + [ + "0x01 0x0e", + "DROP 1", + "", + "MINIMALDATA" + ], + [ + "0x01 0x0f", + "DROP 1", + "", + "MINIMALDATA" + ], + [ + "0x01 0x10", + "DROP 1", + "", + "MINIMALDATA" + ], + [ + "0x4c 0x48 0x111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111", + "DROP 1", + "", + "MINIMALDATA", + "PUSHDATA1 of 72 bytes minimally represented by direct push" + ], + [ + "0x4d 0xFF00 0x111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111", + "DROP 1", + "", + "MINIMALDATA", + "PUSHDATA2 of 255 bytes minimally represented by PUSHDATA1" + ], + [ + "0x4e 0x00010000 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a/testing/integration/src/consensus_integration_tests.rs +++ b/testing/integration/src/consensus_integration_tests.rs @@ -27,7 +27,7 @@ use kaspa_consensus_core::api::{BlockValidationFutures, ConsensusApi}; use kaspa_consensus_core::block::Block; use kaspa_consensus_core::blockhash::new_unique; use kaspa_consensus_core::blockstatus::BlockStatus; -use kaspa_consensus_core::constants::{BLOCK_VERSION, STORAGE_MASS_PARAMETER}; +use kaspa_consensus_core::constants::{BLOCK_VERSION, SOMPI_PER_KASPA, STORAGE_MASS_PARAMETER}; use kaspa_consensus_core::errors::block::{BlockProcessResult, RuleError}; use kaspa_consensus_core::header::Header; use kaspa_consensus_core::network::{NetworkId, NetworkType::Mainnet}; @@ -43,9 +43,13 @@ use kaspa_core::time::unix_now; use kaspa_database::utils::get_kaspa_tempdir; use kaspa_hashes::Hash; +use crate::common; use flate2::read::GzDecoder; use futures_util::future::try_join_all; use itertools::Itertools; +use kaspa_consensus_core::coinbase::MinerData; +use kaspa_consensus_core::merkle::calc_hash_merkle_root; +use kaspa_consensus_core::muhash::MuHashExtensions; use kaspa_core::core::Core; use kaspa_core::signals::Shutdown; use kaspa_core::task::runtime::AsyncRuntime; @@ -72,8 +76,6 @@ use std::{ str::{from_utf8, FromStr}, }; -use crate::common; - #[derive(Serialize, Deserialize, Debug)] struct JsonBlock { id: String, @@ -833,6 +835,7 @@ impl KaspadGoParams { max_block_mass: self.MaxBlockMass, storage_mass_parameter: STORAGE_MASS_PARAMETER, storage_mass_activation: ForkActivation::never(), + kip10_activation: ForkActivation::never(), deflationary_phase_daa_score: self.DeflationaryPhaseDaaScore, pre_deflationary_phase_base_subsidy: self.PreDeflationaryPhaseBaseSubsidy, coinbase_maturity: MAINNET_PARAMS.coinbase_maturity, @@ -1757,3 +1760,108 @@ async fn staging_consensus_test() { core.shutdown(); core.join(joins); } + +/// Tests the KIP-10 transaction introspection opcode activation by verifying that: +/// 1. Transactions using these opcodes are rejected before the activation DAA score +/// 2. The same transactions are accepted at and after the activation score +/// Uses OpInputSpk opcode as an example +#[tokio::test] +async fn run_kip10_activation_test() { + use kaspa_consensus_core::subnets::SUBNETWORK_ID_NATIVE; + use kaspa_txscript::opcodes::codes::{Op0, OpTxInputSpk}; + use kaspa_txscript::pay_to_script_hash_script; + use kaspa_txscript::script_builder::ScriptBuilder; + + // KIP-10 activates at DAA score 3 in this test + const KIP10_ACTIVATION_DAA_SCORE: u64 = 3; + + init_allocator_with_default_settings(); + + // Create P2SH script that attempts to use OpInputSpk - this will be our test subject + // The script should fail before KIP-10 activation and succeed after + let redeem_script = ScriptBuilder::new() + .add_op(Op0).unwrap() // Push 0 for input index + .add_op(OpTxInputSpk).unwrap() // Get the input's script pubkey + .drain(); + let spk = pay_to_script_hash_script(&redeem_script); + + // Set up initial UTXO with our test script + let initial_utxo_collection = [( + TransactionOutpoint::new(1.into(), 0), + UtxoEntry { amount: SOMPI_PER_KASPA, script_public_key: spk.clone(), block_daa_score: 0, is_coinbase: false }, + )]; + + // Initialize consensus with KIP-10 activation point + let config = ConfigBuilder::new(DEVNET_PARAMS) + .skip_proof_of_work() + .apply_args(|cfg| { + let mut genesis_multiset = MuHash::new(); + initial_utxo_collection.iter().for_each(|(outpoint, utxo)| { + genesis_multiset.add_utxo(outpoint, utxo); + }); + cfg.params.genesis.utxo_commitment = genesis_multiset.finalize(); + let genesis_header: Header = (&cfg.params.genesis).into(); + cfg.params.genesis.hash = genesis_header.hash; + }) + .edit_consensus_params(|p| { + p.kip10_activation = ForkActivation::new(KIP10_ACTIVATION_DAA_SCORE); + }) + .build(); + + let consensus = TestConsensus::new(&config); + let mut genesis_multiset = MuHash::new(); + consensus.append_imported_pruning_point_utxos(&initial_utxo_collection, &mut genesis_multiset); + consensus.import_pruning_point_utxo_set(config.genesis.hash, genesis_multiset).unwrap(); + consensus.init(); + + // Build blockchain up to one block before activation + let mut index = 0; + for _ in 0..KIP10_ACTIVATION_DAA_SCORE - 1 { + let parent = if index == 0 { config.genesis.hash } else { index.into() }; + consensus.add_utxo_valid_block_with_parents((index + 1).into(), vec![parent], vec![]).await.unwrap(); + index += 1; + } + assert_eq!(consensus.get_virtual_daa_score(), index); + + // Create transaction that attempts to use the KIP-10 opcode + let mut spending_tx = Transaction::new( + 0, + vec![TransactionInput::new( + initial_utxo_collection[0].0, + ScriptBuilder::new().add_data(&redeem_script).unwrap().drain(), + 0, + 0, + )], + vec![TransactionOutput::new(initial_utxo_collection[0].1.amount - 5000, spk)], + 0, + SUBNETWORK_ID_NATIVE, + 0, + vec![], + ); + spending_tx.finalize(); + let tx_id = spending_tx.id(); + // Test 1: Build empty block, then manually insert invalid tx and verify consensus rejects it + { + let miner_data = MinerData::new(ScriptPublicKey::from_vec(0, vec![]), vec![]); + + // First build block without transactions + let mut block = + consensus.build_utxo_valid_block_with_parents((index + 1).into(), vec![index.into()], miner_data.clone(), vec![]); + + // Insert our test transaction and recalculate block hashes + block.transactions.push(spending_tx.clone()); + block.header.hash_merkle_root = calc_hash_merkle_root(block.transactions.iter(), false); + let block_status = consensus.validate_and_insert_block(block.to_immutable()).virtual_state_task.await; + assert!(matches!(block_status, Ok(BlockStatus::StatusDisqualifiedFromChain))); + assert_eq!(consensus.lkg_virtual_state.load().daa_score, 2); + index += 1; + } + // // Add one more block to reach activation score + consensus.add_utxo_valid_block_with_parents((index + 1).into(), vec![(index - 1).into()], vec![]).await.unwrap(); + index += 1; + + // Test 2: Verify the same transaction is accepted after activation + let status = consensus.add_utxo_valid_block_with_parents((index + 1).into(), vec![index.into()], vec![spending_tx.clone()]).await; + assert!(matches!(status, Ok(BlockStatus::StatusUTXOValid))); + assert!(consensus.lkg_virtual_state.load().accepted_tx_ids.contains(&tx_id)); +} diff --git a/wallet/pskt/src/pskt.rs b/wallet/pskt/src/pskt.rs index 93c16ccc8..abae18f2d 100644 --- a/wallet/pskt/src/pskt.rs +++ b/wallet/pskt/src/pskt.rs @@ -436,7 +436,7 @@ impl PSKT { let reused_values = SigHashReusedValuesUnsync::new(); tx.populated_inputs().enumerate().try_for_each(|(idx, (input, entry))| { - TxScriptEngine::from_transaction_input(&tx, input, idx, entry, &reused_values, &cache)?.execute()?; + TxScriptEngine::from_transaction_input(&tx, input, idx, entry, &reused_values, &cache, false).execute()?; >::Ok(()) })?; }