--- /dev/null
+/*\r
+ * AWS IoT Common V1.0.0\r
+ * Copyright (C) 2019 Amazon.com, Inc. or its affiliates. All Rights Reserved.\r
+ *\r
+ * Permission is hereby granted, free of charge, to any person obtaining a copy of\r
+ * this software and associated documentation files (the "Software"), to deal in\r
+ * the Software without restriction, including without limitation the rights to\r
+ * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of\r
+ * the Software, and to permit persons to whom the Software is furnished to do so,\r
+ * subject to the following conditions:\r
+ *\r
+ * The above copyright notice and this permission notice shall be included in all\r
+ * copies or substantial portions of the Software.\r
+ *\r
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\r
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS\r
+ * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR\r
+ * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER\r
+ * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN\r
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.\r
+ */\r
+\r
+/**\r
+ * @file aws_iot_validate.c\r
+ * @brief Validates Thing Names and other parameters to AWS IoT.\r
+ */\r
+\r
+/* The config header is always included first. */\r
+#include "iot_config.h"\r
+\r
+/* AWS IoT include. */\r
+#include "aws_iot.h"\r
+\r
+/* Error handling include. */\r
+#include "iot_error.h"\r
+\r
+/*-----------------------------------------------------------*/\r
+\r
+bool AwsIot_ValidateThingName( const char * pThingName,\r
+ size_t thingNameLength )\r
+{\r
+ IOT_FUNCTION_ENTRY( bool, true );\r
+\r
+ if( pThingName == NULL )\r
+ {\r
+ IOT_SET_AND_GOTO_CLEANUP( false );\r
+ }\r
+\r
+ if( thingNameLength == 0 )\r
+ {\r
+ IOT_SET_AND_GOTO_CLEANUP( false );\r
+ }\r
+\r
+ if( thingNameLength > AWS_IOT_MAX_THING_NAME_LENGTH )\r
+ {\r
+ IOT_SET_AND_GOTO_CLEANUP( false );\r
+ }\r
+\r
+ IOT_FUNCTION_EXIT_NO_CLEANUP();\r
+}\r
+\r
+/*-----------------------------------------------------------*/\r