__dpmi_int

Syntax

#include <dpmi.h>

int __dpmi_int(int _vector, __dpmi_regs *_regs);

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 = 0x0300

This function performs a software interrupt in real mode after filling in most the registers from the given structure. %ss, %esp, and %eflags are automatically taken care of, unlike section __dpmi_simulate_real_mode_interrupt.

The following variables can be used to tune this function. By default, these variables are all zero.

__dpmi_int_ss

__dpmi_int_sp

__dpmi_int_flags

These hold the values stored in the appropriate field in the __dpmi_regs structure.

Return Value

-1 on error, else zero.

Portability

not ANSI, not POSIX

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