private List <BoogieCallCmd> GenerateConstructorCall(ContractDefinition contract)
{
List <BoogieCallCmd> localStmtList = new List <BoogieCallCmd>();
string callee = TransUtils.GetCanonicalConstructorName(contract);
List <BoogieExpr> inputs = new List <BoogieExpr>()
{
new BoogieIdentifierExpr("this"),
new BoogieIdentifierExpr("msgsender_MSG"),
new BoogieIdentifierExpr("msgvalue_MSG"),
};
if (context.IsConstructorDefined(contract))
{
FunctionDefinition ctor = context.GetConstructorByContract(contract);
foreach (VariableDeclaration param in ctor.Parameters.Parameters)
{
string name = TransUtils.GetCanonicalLocalVariableName(param);
inputs.Add(new BoogieIdentifierExpr(name));
if (param.TypeName is ArrayTypeName array)
{
localStmtList.Add(new BoogieCallCmd(
"FreshRefGenerator",
new List <BoogieExpr>(), new List <BoogieIdentifierExpr>()
{
new BoogieIdentifierExpr(name)
}));
}
}
}
localStmtList.Add(new BoogieCallCmd(callee, inputs, null));
return(localStmtList);
}
private List <BoogieCmd> GenerateConstructorCall(ContractDefinition contract)
{
List <BoogieCmd> localStmtList = new List <BoogieCmd>();
string callee = TransUtils.GetCanonicalConstructorName(contract);
List <BoogieExpr> inputs = new List <BoogieExpr>()
{
new BoogieIdentifierExpr("this"),
new BoogieIdentifierExpr("msgsender_MSG"),
new BoogieIdentifierExpr("msgvalue_MSG"),
};
if (context.IsConstructorDefined(contract))
{
FunctionDefinition ctor = context.GetConstructorByContract(contract);
foreach (VariableDeclaration param in ctor.Parameters.Parameters)
{
string name = TransUtils.GetCanonicalLocalVariableName(param, context);
inputs.Add(new BoogieIdentifierExpr(name));
if (param.TypeName is ArrayTypeName array)
{
localStmtList.Add(new BoogieCallCmd(
"FreshRefGenerator",
new List <BoogieExpr>(), new List <BoogieIdentifierExpr>()
{
new BoogieIdentifierExpr(name)
}));
}
}
}
if (context.TranslateFlags.InstrumentGas)
{
var gasVar = new BoogieIdentifierExpr("gas");
localStmtList.Add(new BoogieAssignCmd(gasVar, new BoogieBinaryOperation(BoogieBinaryOperation.Opcode.SUB, gasVar, new BoogieLiteralExpr(TranslatorContext.CREATE_GAS_COST))));
}
localStmtList.Add(new BoogieCallCmd(callee, inputs, null));
return(localStmtList);
}
public RevertLogicGenerator(TranslatorContext context)
{
this.context = context;
this.constructorNames = context.ContractDefinitions.Select(c => TransUtils.GetCanonicalConstructorName(c)).ToHashSet();
proceduresInProgram = context.Program.Declarations.OfType <BoogieProcedure>().ToDictionary(procedure => procedure.Name);
}
private List <BoogieCmd> GenerateConstructorCall(ContractDefinition contract)
{
List <BoogieCmd> localStmtList = new List <BoogieCmd>();
string callee = TransUtils.GetCanonicalConstructorName(contract);
List <BoogieExpr> inputs = new List <BoogieExpr>()
{
new BoogieIdentifierExpr("this"),
new BoogieIdentifierExpr("msgsender_MSG"),
new BoogieIdentifierExpr("msgvalue_MSG"),
};
if (context.IsConstructorDefined(contract))
{
FunctionDefinition ctor = context.GetConstructorByContract(contract);
if (ctor.StateMutability.Equals(EnumStateMutability.PAYABLE))
{
BoogieExpr assumeExpr = new BoogieBinaryOperation(BoogieBinaryOperation.Opcode.GE,
new BoogieIdentifierExpr("msgvalue_MSG"), new BoogieLiteralExpr(BigInteger.Zero));
localStmtList.Add(new BoogieAssumeCmd(assumeExpr));
localStmtList.Add(new BoogieCommentCmd("---- Logic for payable function START "));
var balnSender = new BoogieMapSelect(new BoogieIdentifierExpr("Balance"), new BoogieIdentifierExpr("msgsender_MSG"));
var balnThis = new BoogieMapSelect(new BoogieIdentifierExpr("Balance"), new BoogieIdentifierExpr("this"));
var msgVal = new BoogieIdentifierExpr("msgvalue_MSG");
//assume Balance[msg.sender] >= msg.value
localStmtList.Add(new BoogieAssumeCmd(new BoogieBinaryOperation(BoogieBinaryOperation.Opcode.GE, balnSender, msgVal)));
//balance[msg.sender] = balance[msg.sender] - msg.value
localStmtList.Add(new BoogieAssignCmd(balnSender, new BoogieBinaryOperation(BoogieBinaryOperation.Opcode.SUB, balnSender, msgVal)));
//balance[this] = balance[this] + msg.value
localStmtList.Add(new BoogieAssignCmd(balnThis, new BoogieBinaryOperation(BoogieBinaryOperation.Opcode.ADD, balnThis, msgVal)));
localStmtList.Add(new BoogieCommentCmd("---- Logic for payable function END "));
}
else
{
BoogieExpr assumeExpr = new BoogieBinaryOperation(BoogieBinaryOperation.Opcode.EQ,
new BoogieIdentifierExpr("msgvalue_MSG"), new BoogieLiteralExpr(BigInteger.Zero));
localStmtList.Add(new BoogieAssumeCmd(assumeExpr));
}
foreach (VariableDeclaration param in ctor.Parameters.Parameters)
{
string name = TransUtils.GetCanonicalLocalVariableName(param, context);
inputs.Add(new BoogieIdentifierExpr(name));
if (param.TypeName is ArrayTypeName array)
{
localStmtList.Add(new BoogieCallCmd(
"FreshRefGenerator",
new List <BoogieExpr>(), new List <BoogieIdentifierExpr>()
{
new BoogieIdentifierExpr(name)
}));
}
}
}
else
{
BoogieExpr assumeExpr = new BoogieBinaryOperation(BoogieBinaryOperation.Opcode.EQ,
new BoogieIdentifierExpr("msgvalue_MSG"), new BoogieLiteralExpr(BigInteger.Zero));
localStmtList.Add(new BoogieAssumeCmd(assumeExpr));
}
if (context.TranslateFlags.InstrumentGas)
{
var gasVar = new BoogieIdentifierExpr("gas");
localStmtList.Add(new BoogieAssignCmd(gasVar, new BoogieBinaryOperation(BoogieBinaryOperation.Opcode.SUB, gasVar, new BoogieLiteralExpr(TranslatorContext.CREATE_GAS_COST))));
}
localStmtList.Add(new BoogieCallCmd(callee, inputs, null));
return(localStmtList);
}