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Citadel Status Codes

work in progress, please be patient.

find more detailed descritpions of the behaviours here Citadels reply codes are 3 digit integers. The most significant digit indicates the following:

Reply NameInteger RepresentationMeaning
LISTING_FOLLOWS 100The requested operation is progressing and is now delivering text. The client *must* now read lines of text until it receives the termination sequence (“000” on a line by itself).
CIT_OK 200The requested operation succeeded.
MORE_DATA 300The requested operation succeeded so far, but another command is required to complete it.
SEND_LISTING 400The requested operation is progressing and is now expecting text. The client *must* now transmit zero or more lines of text followed by the termination sequence (“000” on a line by itself).
ERROR 500The requested operation failed. The second and third digits of the error code and/or the error message following it describes why.
BINARY_FOLLOWS 600After this line please read n bytes. (n follows after a blank)
SEND_BINARY 700you now may send us n bytes binary data. (n follows after a blank)
START_CHAT_MODE 800ok, we are in chat mode now. every line you send will be broadcasted.
ASYNC_MSG 900theres a page waiting for you, please fetch it.

All replies may be followed by a plain text message explaining why what happened. The later two digits may contain these codes giving more information about the reply. The first digit mostly contains the information about how you should send / retrieve data.

Reply NameInteger RepresentationMeaning
ASYNC_GEXP 02
INTERNAL_ERROR 10
TOO_BIG 11
ILLEGAL_VALUE 12
NOT_LOGGED_IN 20
CMD_NOT_SUPPORTED 30
SERVER_SHUTTING_DOWN 31
PASSWORD_REQUIRED 40
ALREADY_LOGGED_IN 41
USERNAME_REQUIRED 42
HIGHER_ACCESS_REQUIRED 50
MAX_SESSIONS_EXCEEDED 51
RESOURCE_BUSY 52
RESOURCE_NOT_OPEN 53
NOT_HERE 60
INVALID_FLOOR_OPERATION 61
NO_SUCH_USER 70
FILE_NOT_FOUND 71
ROOM_NOT_FOUND 72
NO_SUCH_SYSTEM 73
ALREADY_EXISTS 74
MESSAGE_NOT_FOUND 75
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