__dpmi_segment_to_descriptor

Syntax

#include <dpmi.h>

int __dpmi_segment_to_descriptor(int _segment);

Description

Please refer to section DPMI Specification for details on DPMI function call operation. Also see section DPMI Overview for general information.

DPMI function AX = 0x0002

This function returns a selector that maps to what the real-mode segment provided would have referenced. Warning: this is a scarce resource.

Return Value

-1 on error, else the selector.

Portability

not ANSI, not POSIX

Example

short video = __dpmi_segment_to_descriptor(0xa000);
movedata(_my_ds(), buffer, video, 0, 320*200);

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