public static Hooker New(ModuleDefinition module, HookSubOptions options)
{
/*
* These things have to be recreated for every module!
* This is because a reference is specifically generated from a certain module and cannot be reused
* by another module!
*/
// Fetch types and references
TypeDefinition _hookRegistryType = options.HookRegistryType;
// RuntimeMethodHandle gives us information about the hooked function.
// By doing this import we FAIL EARLY if the Type could not be found. (headache prevention)
// var rmhTypeRef = module.Import(typeof(RuntimeMethodHandle));
// Look for the HookRegistry.onCall(..) method
var onCallMethod = _hookRegistryType.Methods.First(mi => mi.Name.Equals("OnCall"));
var onCallMethodRef = module.Import(onCallMethod);
// The (reference) name for in the manifest of the hooked library. The runtime loads all referenced libraries
// into application domain. Once in application domain, methods and types can resolve.
// var hrAssemblyName = AssemblyNameReference.Parse(options.HooksRegistryAssembly.FullName);
// By adding a new reference (pointing to our HookRegistry assembly), we are certain
// that Module can resolve the calls to our hooks.
// MARK; CECIL DOES THIS FOR US
// module.AssemblyReferences.Add(hrAssemblyName);
var newObj = new Hooker
{
Module = module,
onCallMethodRef = onCallMethodRef,
};
return(newObj);
}
public static Hooker New(ModuleDefinition module, HookSubOptions options)
{
/*
* These things have to be recreated for every module!
* This is because a reference is specifically generated from a certain module and cannot be reused
* by another module!
*/
// Fetch types and references
TypeDefinition _hookRegistryType = options.HookRegistryType;
// Look for the HookRegistry.onCall(..) method
var onCallMethod = _hookRegistryType.Methods.First(mi => mi.Name.Equals("OnCall"));
var onCallMethodRef = module.Import(onCallMethod);
var newObj = new Hooker
{
Module = module,
onCallMethodRef = onCallMethodRef,
};
return(newObj);
}
public HookHelper(HookSubOptions options)
{
_options = options;
HookTypes = new List <Type>();
}
public HookHelper(HookSubOptions options)
{
_options = options;
}