headers/private/kernel/generic_syscall.h

   1 /*
   2  * Copyright 2004, Axel Dörfler, axeld@pinc-software.de. All rights reserved.
   3  * Distributed under the terms of the MIT License.
   4  */
   5 #ifndef _KERNEL_GENERIC_SYSCALLS_H
   6 #define _KERNEL_GENERIC_SYSCALLS_H
   7
   8
   9 #include <SupportDefs.h>
  10
  11 #include <generic_syscall_defs.h>
  12
  13
  14 /* If we decide to make this API public, the contents of this file
  15  * should be moved to KernelExport.h
  16  */
  17
  18 typedef status_t (*syscall_hook)(const char *subsystem, uint32 function, void *buffer, size_t bufferSize);
  19
  20 /* syscall flags */
  21 #define B_SYSCALL_NOT_REPLACEABLE       1
  22 #define B_DO_NOT_REPLACE_SYSCALL        2
  23
  24
  25 #ifdef __cplusplus
  26 extern "C" {
  27 #endif
  28
  29 status_t register_generic_syscall(const char *subsystem, syscall_hook hook,
  30                         uint32 version, uint32 flags);
  31 status_t unregister_generic_syscall(const char *subsystem, uint32 version);
  32
  33 #ifdef __cplusplus
  34 }
  35 #endif
  36
  37 #endif  /* _KERNEL_GENERIC_SYSCALLS_H */