static void Main(string[] args)
{
if (args == null || args.Length == 0)
{
Console.WriteLine("usage: FindThrowArgumentNull [path]fileName.ext");
return;
}
using (var host = new PeReader.DefaultHost()) {
var module = host.LoadUnitFrom(args[0]) as IModule;
if (module == null)
{
Console.WriteLine(args[0] + " is not a PE file containing a CLR module or assembly.");
return;
}
var platformType = new MyPlatformType(host);
INamespaceTypeReference systemArgumentNullException = platformType.SystemArgumentNullException;
IName ctor = host.NameTable.Ctor;
//write out the signature of every method that contains the IL equivalent of "throw new System.ArgumentNullException();"
foreach (var type in module.GetAllTypes())
{
foreach (var methodDefinition in type.Methods)
{
var lastInstructionWasNewObjSystemArgumentNull = false;
foreach (var operation in methodDefinition.Body.Operations)
{
if (operation.OperationCode == OperationCode.Newobj)
{
var consRef = operation.Value as IMethodReference;
if (consRef != null && consRef.Name == ctor &&
TypeHelper.TypesAreEquivalent(consRef.ContainingType, systemArgumentNullException))
{
lastInstructionWasNewObjSystemArgumentNull = true;
}
}
else if (lastInstructionWasNewObjSystemArgumentNull && operation.OperationCode == OperationCode.Throw)
{
Console.WriteLine(MemberHelper.GetMethodSignature(methodDefinition,
NameFormattingOptions.ReturnType | NameFormattingOptions.TypeParameters | NameFormattingOptions.Signature));
break;
}
else
{
lastInstructionWasNewObjSystemArgumentNull = false;
}
}
}
}
}
}
static void Main(string[] args) {
if (args == null || args.Length == 0) {
Console.WriteLine("usage: FindThrowArgumentNull [path]fileName.ext");
return;
}
using (var host = new PeReader.DefaultHost()) {
var module = host.LoadUnitFrom(args[0]) as IModule;
if (module == null) {
Console.WriteLine(args[0] + " is not a PE file containing a CLR module or assembly.");
return;
}
var platformType = new MyPlatformType(host);
INamespaceTypeReference systemArgumentNullException = platformType.SystemArgumentNullException;
IName ctor = host.NameTable.Ctor;
//write out the signature of every method that contains the IL equivalent of "throw new System.ArgumentNullException();"
foreach (var type in module.GetAllTypes()) {
foreach (var methodDefinition in type.Methods) {
var lastInstructionWasNewObjSystemArgumentNull = false;
foreach (var operation in methodDefinition.Body.Operations) {
if (operation.OperationCode == OperationCode.Newobj) {
var consRef = operation.Value as IMethodReference;
if (consRef != null && consRef.Name == ctor &&
TypeHelper.TypesAreEquivalent(consRef.ContainingType, systemArgumentNullException)) {
lastInstructionWasNewObjSystemArgumentNull = true;
}
} else if (lastInstructionWasNewObjSystemArgumentNull && operation.OperationCode == OperationCode.Throw) {
Console.WriteLine(MemberHelper.GetMethodSignature(methodDefinition,
NameFormattingOptions.ReturnType|NameFormattingOptions.TypeParameters|NameFormattingOptions.Signature));
break;
} else {
lastInstructionWasNewObjSystemArgumentNull = false;
}
}
}
}
}
}
