/// <summary>
/// Emits the opcodes for invoking an interoperable service.
/// </summary>
/// <param name="builder">The <see cref="ScriptBuilder"/> to be used.</param>
/// <param name="method">The hash of the interoperable service.</param>
/// <param name="args">The arguments for calling the interoperable service.</param>
/// <returns>The same instance as <paramref name="builder"/>.</returns>
public static ScriptBuilder EmitSysCall(this ScriptBuilder builder, uint method, params object[] args)
{
for (int i = args.Length - 1; i >= 0; i--)
{
EmitPush(builder, args[i]);
}
return(builder.EmitSysCall(method));
}
public static ScriptBuilder EmitSysCall(this ScriptBuilder sb, string api, params object[] args)
{
for (int i = args.Length - 1; i >= 0; i--)
{
EmitPush(sb, args[i]);
}
return(sb.EmitSysCall(api));
}
public static ScriptBuilder EmitAppCall(this ScriptBuilder sb, UInt160 scriptHash, string operation)
{
sb.EmitPush(0);
sb.Emit(OpCode.NEWARRAY);
sb.EmitPush(operation);
sb.EmitPush(scriptHash);
sb.EmitSysCall(InteropService.System_Contract_Call);
return(sb);
}
/// <summary>
/// Emits the opcodes for calling a contract dynamically.
/// </summary>
/// <param name="builder">The <see cref="ScriptBuilder"/> to be used.</param>
/// <param name="scriptHash">The hash of the contract to be called.</param>
/// <param name="method">The method to be called in the contract.</param>
/// <param name="flags">The <see cref="CallFlags"/> for calling the contract.</param>
/// <param name="args">The arguments for calling the contract.</param>
/// <returns>The same instance as <paramref name="builder"/>.</returns>
public static ScriptBuilder EmitDynamicCall(this ScriptBuilder builder, UInt160 scriptHash, string method, CallFlags flags, params object[] args)
{
builder.CreateArray(args);
builder.EmitPush(flags);
builder.EmitPush(method);
builder.EmitPush(scriptHash);
builder.EmitSysCall(ApplicationEngine.System_Contract_Call);
return(builder);
}
public static ScriptBuilder EmitDynamicCall(this ScriptBuilder sb, UInt160 scriptHash, string operation)
{
sb.Emit(OpCode.NEWARRAY0);
sb.EmitPush(CallFlags.All);
sb.EmitPush(operation);
sb.EmitPush(scriptHash);
sb.EmitSysCall(ApplicationEngine.System_Contract_Call);
return(sb);
}
public static ScriptBuilder EmitAppCall(this ScriptBuilder sb, UInt160 scriptHash, string operation)
{
sb.EmitPush(0);
sb.Emit(OpCode.NEWARRAY);
sb.EmitPush(operation);
sb.EmitPush(scriptHash);
sb.EmitSysCall("System.Contract.Call");
return(sb);
}
public static ScriptBuilder EmitDynamicCall(this ScriptBuilder sb, UInt160 scriptHash, string operation, CallFlags flags, params object[] args)
{
sb.CreateArray(args);
sb.EmitPush(flags);
sb.EmitPush(operation);
sb.EmitPush(scriptHash);
sb.EmitSysCall(ApplicationEngine.System_Contract_Call);
return(sb);
}
public static ScriptBuilder EmitAppCall(this ScriptBuilder sb, UInt160 scriptHash, ContractParameterType returnType, string operation)
{
sb.EmitPush(0);
sb.Emit(OpCode.NEWARRAY);
sb.EmitPush(operation);
sb.EmitPush(returnType);
sb.EmitPush(scriptHash);
sb.EmitSysCall(ApplicationEngine.System_Contract_Call);
return(sb);
}
public static ScriptBuilder EmitDynamicCall(this ScriptBuilder sb, UInt160 scriptHash, string operation, bool hasReturnValue)
{
sb.EmitPush(0);
sb.EmitPush(hasReturnValue ? 1 : 0);
sb.EmitPush(CallFlags.All);
sb.EmitPush(operation);
sb.EmitPush(scriptHash);
sb.EmitSysCall(ApplicationEngine.System_Contract_Call);
return(sb);
}
public static ScriptBuilder EmitAppCall(this ScriptBuilder sb, UInt160 scriptHash, string operation, params object[] args)
{
for (int i = args.Length - 1; i >= 0; i--)
sb.EmitPush(args[i]);
sb.EmitPush(args.Length);
sb.Emit(OpCode.PACK);
sb.EmitPush(operation);
sb.EmitPush(scriptHash);
sb.EmitSysCall(InteropService.System_Contract_Call);
return sb;
}
public static ScriptBuilder EmitAppCall(this ScriptBuilder sb, UInt160 scriptHash, string operation, params ContractParameter[] args)
{
for (int i = args.Length - 1; i >= 0; i--)
{
sb.EmitPush(args[i]);
}
sb.EmitPush(args.Length);
sb.Emit(OpCode.PACK);
sb.EmitPush(operation);
sb.EmitPush(scriptHash);
sb.EmitSysCall(InteropService.Contract.Call);
return(sb);
}
public static ScriptBuilder EmitDynamicCall(this ScriptBuilder sb, UInt160 scriptHash, string operation, params object[] args)
{
for (int i = args.Length - 1; i >= 0; i--)
{
sb.EmitPush(args[i]);
}
sb.EmitPush(args.Length);
sb.Emit(OpCode.PACK);
sb.EmitPush(CallFlags.All);
sb.EmitPush(operation);
sb.EmitPush(scriptHash);
sb.EmitSysCall(ApplicationEngine.System_Contract_Call);
return(sb);
}
public static ScriptBuilder EmitAppCall(this ScriptBuilder sb, UInt160 scriptHash, ContractParameterType returnType, string operation, params ContractParameter[] args)
{
for (int i = args.Length - 1; i >= 0; i--)
{
sb.EmitPush(args[i]);
}
sb.EmitPush(args.Length);
sb.Emit(OpCode.PACK);
sb.EmitPush(operation);
sb.EmitPush(returnType);
sb.EmitPush(scriptHash);
sb.EmitSysCall(ApplicationEngine.System_Contract_Call);
return(sb);
}
public static ScriptBuilder EmitDynamicCall(this ScriptBuilder sb, UInt160 scriptHash, string operation, bool hasReturnValue, params ContractParameter[] args)
{
for (int i = args.Length - 1; i >= 0; i--)
{
sb.EmitPush(args[i]);
}
sb.EmitPush(args.Length);
sb.EmitPush(hasReturnValue ? 1 : 0);
sb.EmitPush(CallFlags.All);
sb.EmitPush(operation);
sb.EmitPush(scriptHash);
sb.EmitSysCall(ApplicationEngine.System_Contract_Call);
return(sb);
}
public static ScriptBuilder EmitSysCall(this ScriptBuilder sb, uint method, params object[] args)
{
for (int i = args.Length - 1; i >= 0; i--)
EmitPush(sb, args[i]);
return sb.EmitSysCall(method);
}
