error handling improvements

include/aws/iotdevice/iotdevice.h

@@ -47,6 +47,7 @@ enum aws_iotdevice_error {
     AWS_ERROR_IOTDEVICE_SECURE_TUNNELING_DATA_NO_ACTIVE_CONNECTION,
     AWS_ERROR_IOTDEVICE_SECURE_TUNNELING_DATA_PROTOCOL_VERSION_MISMATCH,
     AWS_ERROR_IOTDEVICE_SECURE_TUNNELING_INACTIVE_SERVICE_ID,
+    AWS_ERROR_IOTDEVICE_SECURE_TUNNELING_ENCODE_FAILURE,
 
     AWS_ERROR_END_IOTDEVICE_RANGE = AWS_ERROR_ENUM_END_RANGE(AWS_C_IOTDEVICE_PACKAGE_ID),
 };

include/aws/iotdevice/private/secure_tunneling_operations.h

@@ -113,10 +113,6 @@ AWS_IOTDEVICE_API void aws_secure_tunnel_operation_complete(
     int error_code,
     const void *associated_view);
 
-AWS_IOTDEVICE_API void aws_secure_tunnel_operation_assign_stream_id(
-    struct aws_secure_tunnel_operation *operation,
-    struct aws_secure_tunnel *secure_tunnel);
-
 AWS_IOTDEVICE_API int32_t
     aws_secure_tunnel_operation_get_stream_id(const struct aws_secure_tunnel_operation *operation);
 

source/iotdevice.c

@@ -92,7 +92,7 @@ static struct aws_error_info s_errors[] = {
         "Secure Tunnel terminated by user request."),
     AWS_DEFINE_ERROR_INFO_IOTDEVICE(
         AWS_ERROR_IOTDEVICE_SECURE_TUNNELING_DECODE_FAILURE,
-        "Error occured while decoding an incoming message." ),
+        "Error occurred while decoding an incoming message." ),
     AWS_DEFINE_ERROR_INFO_IOTDEVICE(
         AWS_ERROR_IOTDEVICE_SECURE_TUNNELING_DATA_NO_ACTIVE_CONNECTION,
         "DATA message processing failed due to no active connection found." ),
@@ -102,6 +102,9 @@ static struct aws_error_info s_errors[] = {
     AWS_DEFINE_ERROR_INFO_IOTDEVICE(
         AWS_ERROR_IOTDEVICE_SECURE_TUNNELING_INACTIVE_SERVICE_ID,
         "Secure Tunnel operation failed due to using inactive service id." ),
+    AWS_DEFINE_ERROR_INFO_IOTDEVICE(
+        AWS_ERROR_IOTDEVICE_SECURE_TUNNELING_ENCODE_FAILURE,
+        "Error occured while encoding an outbound message." ),
 };
 /* clang-format on */
 #undef AWS_DEFINE_ERROR_INFO_IOTDEVICE