Get Directory (18)

The Get Directory operation (B_GET_DIR) returns the current directory for a specified logical disk drive.

Parameters


	Op Code	Pos Block	Data Buf	Data Buf Len	Key Buffer	Key Number
Sent
Returned

Prerequisites

Your application can issue a Get Directory operation at any time. The Key Buffer should be at least 65 characters long.

Procedure

Set the Operation Code to 18.

Store the logical disk drive number in the Key Number parameter. Specify the drive as 1 for A, 2 for B, and so on. To use the default drive, specify 0.

Result

The transactional interface returns the current directory, terminated by a binary 0, in the Key Buffer.

Positioning

The Get Directory operation has no effect on any file currency information.