/// <summary>
/// Instantiates a <see cref="ScOpcodeType.OP_CALLCONTRACT"/> smart contract carrier.
/// </summary>
public static ContractCarrier CallContract(int vmVersion, uint160 contractAddress, string methodName, ulong gasPrice, Gas gasLimit, string[] methodParameters = null)
{
if (string.IsNullOrWhiteSpace(methodName))
{
throw new SmartContractCarrierException(nameof(methodName) + " is null or empty");
}
var serializer = new MethodParameterSerializer();
string methodParams = GetMethodParams(serializer, methodParameters);
var carrier = new ContractCarrier(new MethodParameterSerializer());
carrier.ContractTxData = new ContractTxData(vmVersion, gasPrice, gasLimit, contractAddress, methodName, methodParams);
if (!string.IsNullOrWhiteSpace(methodParams))
{
carrier.MethodParameters = serializer.ToObjects(methodParams);
}
return(carrier);
}
/// <summary>
/// Instantiates a <see cref="ScOpcodeType.OP_CREATECONTRACT"/> smart contract carrier.
/// </summary>
public static ContractCarrier CreateContract(int vmVersion, byte[] contractExecutionCode, ulong gasPrice,
Gas gasLimit, string[] methodParameters = null)
{
if (contractExecutionCode == null)
{
throw new SmartContractCarrierException(nameof(contractExecutionCode) + " is null");
}
var serializer = new MethodParameterSerializer();
string methodParams = GetMethodParams(serializer, methodParameters);
var callData = new ContractTxData(vmVersion, gasPrice, gasLimit, contractExecutionCode, methodParams);
var carrier = new ContractCarrier(new MethodParameterSerializer());
carrier.ContractTxData = callData;
if (!string.IsNullOrWhiteSpace(methodParams))
{
carrier.MethodParameters = serializer.ToObjects(methodParams);
}
return(carrier);
}
private static void ValidateContract(string fileName, IConsole console, string[] parameters, ValidationServiceResult validationServiceResult)
{
byte[] compilation;
IContractModuleDefinition moduleDefinition;
BuildModuleDefinition(console, validationServiceResult, out compilation, out moduleDefinition);
console.WriteLine($"Validating file {fileName}...");
Assembly smartContract = Assembly.Load(compilation);
var serializer = new MethodParameterSerializer();
object[] methodParameters = null;
if (parameters.Length != 0)
{
var methodParametersRaw = new MethodParameterSerializer().ToRaw(parameters);
methodParameters = serializer.ToObjects(methodParametersRaw);
}
validationServiceResult.ConstructorExists = Contract.ConstructorExists(smartContract.ExportedTypes.FirstOrDefault(), methodParameters);
if (!validationServiceResult.ConstructorExists)
{
console.WriteLine("Smart contract construction failed.");
console.WriteLine("No constructor exists with the provided parameters.");
}
validationServiceResult.DeterminismValidationResult = new SctDeterminismValidator().Validate(moduleDefinition);
validationServiceResult.FormatValidationResult = new SmartContractFormatValidator().Validate(moduleDefinition.ModuleDefinition);
if (!validationServiceResult.DeterminismValidationResult.IsValid || !validationServiceResult.FormatValidationResult.IsValid)
{
console.WriteLine("Smart Contract failed validation. Run validate [FILE] for more info.");
}
console.WriteLine();
}
private static void ValidateContract(string fileName, IConsole console, string[] parameters, ValidationServiceResult validationServiceResult)
{
byte[] compilation;
SmartContractDecompilation decompilation;
BuildModuleDefinition(console, validationServiceResult, out compilation, out decompilation);
console.WriteLine($"Validating file {fileName}...");
Assembly smartContract = Assembly.Load(compilation);
var serializer = new MethodParameterSerializer();
object[] methodParameters = null;
if (parameters.Length != 0)
{
var methodParametersRaw = new MethodParameterSerializer().ToRaw(parameters);
methodParameters = serializer.ToObjects(methodParametersRaw);
}
validationServiceResult.LifeCycleResult = SmartContractConstructor.Construct(smartContract.ExportedTypes.FirstOrDefault(), new ValidatorSmartContractState(), methodParameters);
if (!validationServiceResult.LifeCycleResult.Success)
{
console.WriteLine("Smart contract construction failed.");
console.WriteLine("If the smart contract is constructed with parameters, please ensure they are provided.");
}
validationServiceResult.DeterminismValidationResult = new SmartContractDeterminismValidator().Validate(decompilation);
validationServiceResult.FormatValidationResult = new SmartContractFormatValidator(ReferencedAssemblyResolver.AllowedAssemblies).Validate(decompilation);
if (!validationServiceResult.DeterminismValidationResult.IsValid || !validationServiceResult.FormatValidationResult.IsValid)
{
console.WriteLine("Smart Contract failed validation. Run validate [FILE] for more info.");
}
console.WriteLine();
}
