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PSION Link Protocol description
RFSV Protocol description

RFSV command MKDIR


Description of command

To create the command MKDIR used around a new file.

It is to be noted that; all values, which are more greater than 8 bits in reverse order will transfer. The LOW byte sent as the first over the line and only then follows the HIGH byte!


Transmission direction (command) in the interface format

The instruction MKDIR is as a consequence built into the PLP:

Header PLP RFSV MKDIR Footer CRC
16 10 02 32 03 02 01 Command
1c 00
Size
10 00
File name
"C:\BAKUP\PSION"
10 03 12 34

Receipt direction (result) in the interface format

A valid response takes place with the command RESPONSE and returns the delivery an error code.

Header PLP RFSV RESPONSE Footer CRC
16 10 02 33 02 03 01 Command
2a 00
Size
02 00
Result
00 00
10 03 12 34
boldValues represent fixed of values, which are used accurately in such a way!
italicValues represent examples, which have a different meaning on the basis the instruction.

Description of command

The command MKDIR consists of 3 information units. These have the following meanings:

Length in byte possible values Meaning
Command 2 byte 00 1c (fixed) The command identifier has always the same value!
Size 2 byte variable Since the file name with is transmitted, the value of the length of the name, needed here, depends! The final 0-Byte with the file name is to be likewise considered!
File name at least 1 byte 0-terminated string The file name is to be transmitted, which is again to be created.

Description of result

The command MKDIR is answered with RESPONSE. This returns the delivery an error code as result. If 00 00 is returned the delivery, then no error occurred.

Length in byte possible values Meaning
Command 2 byte 00 2a (fixed) The command identifier has always the same value!
Size 2 byte 00 02 (fixed) Always 2 additional byte are supplied!
Result 2 byte variable The result can obtain the following values:
NO_ERROR 0 00 00No error occurred
E_FILE_NAME -38 ff da Invalid file name
You can look at all defined errorvalues.

Michael Piepers homepage
BeOS Programs
PalmBeach
PSION Link Protocol description
RFSV Protocol description


Last modification Oct 03 1999 by Michael Pieper