Net.Pkcs11Interop.HighLevelAPI81.Session.FindAllObjects C# (CSharp) Method

        public List<ObjectHandle> FindAllObjects(List<ObjectAttribute> attributes)
        {
            if (this._disposed)
                throw new ObjectDisposedException(this.GetType().FullName);

            List<ObjectHandle> foundObjects = new List<ObjectHandle>();

            CK_ATTRIBUTE[] template = null;
            ulong templateLength = 0;
            
            if (attributes != null)
            {
                templateLength = Convert.ToUInt64(attributes.Count);
                template = new CK_ATTRIBUTE[templateLength];
                for (int i = 0; i < Convert.ToInt32(templateLength); i++)
                    template[i] = attributes[i].CkAttribute;
            }

            CKR rv = _p11.C_FindObjectsInit(_sessionId, template, templateLength);
            if (rv != CKR.CKR_OK)
                throw new Pkcs11Exception("C_FindObjectsInit", rv);

            ulong objectsLength = 256;
            ulong[] objects = new ulong[objectsLength];
            ulong objectCount = objectsLength;
            while (objectCount == objectsLength)
            {
                rv = _p11.C_FindObjects(_sessionId, objects, objectsLength, ref objectCount);
                if (rv != CKR.CKR_OK)
                    throw new Pkcs11Exception("C_FindObjects", rv);

                for (int i = 0; i < Convert.ToInt32(objectCount); i++)
                    foundObjects.Add(new ObjectHandle(objects[i]));
            }

            rv = _p11.C_FindObjectsFinal(_sessionId);
            if (rv != CKR.CKR_OK)
                throw new Pkcs11Exception("C_FindObjectsFinal", rv);

            return foundObjects;
        }