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- #ifndef BIOSINT_H
- #define BIOSINT_H
-
- /**
- * @file BIOS interrupts
- *
- */
-
- FILE_LICENCE ( GPL2_OR_LATER );
-
- #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 );
-
- #endif /* BIOSINT_H */
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