40 lines
966 B
C
40 lines
966 B
C
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/*
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* Copyright 2004, Axel Dörfler, [email protected]. All rights reserved.
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* Distributed under the terms of the MIT License.
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*/
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#ifndef _KERNEL_GENERIC_SYSCALLS_H
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#define _KERNEL_GENERIC_SYSCALLS_H
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#include <SupportDefs.h>
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/* If we decide to make this API public, the contents of this file
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* should be moved to KernelExport.h
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*/
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typedef status_t (*syscall_hook)(uint32 subsystem, uint32 function, void *buffer, size_t bufferSize);
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/* predefined functions */
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#define B_SYSCALL_INFO ~0UL
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// gets a minimum version uint32, and fills it with the current version on return
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/* syscall flags */
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#define B_SYSCALL_NOT_REPLACEABLE 1
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#define B_DO_NOT_REPLACE_SYSCALL 2
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#ifdef __cplusplus
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extern "C" {
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#endif
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status_t register_generic_syscall(uint32 subsystem, syscall_hook hook,
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uint32 version, uint32 flags);
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status_t unregister_generic_syscall(uint32 subsystem, uint32 version);
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#ifdef __cplusplus
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}
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#endif
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#endif /* _KERNEL_GENERIC_SYSCALLS_H */
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