X-Hacker.org- Ralf Brown's Interrupt List (Part 1,2) - int 21 - novell netware 4.6

Click above to get retro games delivered to your door ever month! X-Hacker.org- Ralf Brown's Interrupt List (Part 1,2) - int 21 - novell netware 4.6 - semaphores

[<<Previous Entry] [^^Up^^] [Next Entry>>] [Menu] [About The Guide]

INT 21 - Novell NetWare 4.6 - SEMAPHORES
        AH = C5h
        AL = subfunction
            00h open semaphore
                DS:DX -> semaphore name
                CL = initial value
            01h examine semaphore
                Return: CX = semaphore value (sign extended)
                        DL = open count
            02h wait on semaphore
                BP = timeout in timer ticks (1/18 sec)
            03h signal semaphore
            04h close semaphore
        CX:DX = semaphore handle (except function 00h)
Return: AL = error code
        if function 00h
           CX:DX = semaphore handle
           BL = open count

Online resources provided by: http://www.X-Hacker.org --- NG 2 HTML conversion by Dave Pearson