SVR5 and SCO OpenServer 5

ReleaseWindow(D3pccard)

ReleaseWindow -- deallocate system memory or I/O address space

Synopsis

   #include <sys/types.h>
   #include <sys/lcs.h>
   #include <sys/lss.h>
   
   int CardServices (ReleaseWindow, WindowHandle_t *pWindowHandle,
                     int n1, int n2,
                     int n3, rm_key_t key);

Description

ReleaseWindow( ) requests CardServices to deallocate a block of system memory or I/O address space.

Arguments

pWindowHandle: Pointer to a WindowHandle(D4pccard) structure.
n1: NULL.
n2: Must be set to 0.
n3: NULL.
key: Resource manager key.

Return values

BAD_ARG_LENGTH: n2 not equal to 0.
BAD_HANDLE: *pWindowHandle not valid.
SUCCESS: System address space succesfully released.

Usage

ReleaseWindow release a block of system memory that was previously obtained through a call to RequestWindow(D3pccard).

Context and synchronization

Interrupt, initialization, or user context

Hardware applicability

All

Version applicability

pccard: 1, 2, 3

References

RequestWindow(D3pccard), WindowHandle(D4pccard)