SystemUuidRaw method

Project: System Information Unit.

Unit: PJSysInfo.

Class: TPJBiosInfo

Applies to: ~>5.32

function SystemUuidRaw: TBytes;

Description

Returns the BIOS’ universal unique ID number (UUID) as an array of bytes.

This value will be globally unique.

Requires support for SMBIOS reference specification v2.1 or later.

Returns:

• A 16 byte array containing the UUID.

  Special return values:

  • An empty byte array is returned if either of the following conditions apply:
    • the BIOS is not supported;
    • the BIOS does not support the SMBIOS reference specification v2.1 or later.
  • A byte array with all 16 bytes set to zero is returned when the system has no UUID present.
  • A byte array with all 16 bytes set to $FF is retutned when no UUID is currently present but one could be set in future.

See also

• SystemUuid
• SystemUuidStr