message_header.md

Message Header

Properties

Property	Type	Description
flags	int
service_class	int	ServiceClass Enum
message_type	int	UserMessageTypes / SyncMessageTypes / ClientMessageTypes Enum
request_id	int
log_correlator	string
result_code	int	ResultCode Enum
app_code	int	AppCode Enum
is_service	bool	flags & 2 == 0
is_response	bool	is_service & (flags & 1) != 0
is_request	bool	is_service & (not is_response)
is_notify	bool	flags & 2 != 0
is_discardable	bool	flags & 16 != 0

Request Bit Stream

1. flags
2. service_class
3. message_type
4. if is_service:
   1. request_id
5. if is_request:
   1. log_correlator

Response Bit Stream

1. flags
2. service_class
3. message_type
4. if is_service:
   1. request_id
5. if is_request:
   1. log_correlator
6. if is_response:
   1. result_code
   2. app_code
   3. if app_code != 0:
      1. app_code_name
      2. if app_code == 17:
         1. app_codes