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#ifndef BIOSINT_H
#define BIOSINT_H
/**
* @file BIOS interrupts
*
*/
FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL );
#include <realmode.h>
struct segoff;
/**
* Hooked interrupt count
*
* At exit, after unhooking all possible interrupts, this counter
* should be examined. If it is non-zero, it means that we failed to
* unhook at least one interrupt vector, and so must not free up the
* memory we are using. (Note that this also implies that we should
* re-hook INT 15 in order to hide ourselves from the memory map).
*/
extern uint16_t __text16 ( hooked_bios_interrupts );
#define hooked_bios_interrupts __use_text16 ( hooked_bios_interrupts )
extern void hook_bios_interrupt ( unsigned int interrupt, unsigned int handler,
struct segoff *chain_vector );
extern int unhook_bios_interrupt ( unsigned int interrupt,
unsigned int handler,
struct segoff *chain_vector );
extern void check_bios_interrupts ( void );
#endif /* BIOSINT_H */
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