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00001 /*
00002  * PROJECT:         ReactOS Kernel
00003  * LICENSE:         BSD - See COPYING.ARM in the top level directory
00004  * FILE:            ntoskrnl/ke/arm/ke_i.h
00005  * PURPOSE:         Implements macro-generated system call portable wrappers
00006  * PROGRAMMERS:     ReactOS Portable Systems Group
00007  */
00008 
00009 //
00010 // First, cleanup after any previous invocation
00011 //
00012 #undef _1 
00013 #undef _2 
00014 #undef _3 
00015 #undef _4 
00016 #undef _5 
00017 #undef _6 
00018 #undef _7 
00019 #undef _8 
00020 #undef _9 
00021 #undef a 
00022 #undef b 
00023 #undef c 
00024 #undef d 
00025 #undef e
00026 #undef f
00027 #undef _10
00028 #undef _11
00029 #undef SYSCALL
00030 
00031 //
00032 // Are we building the typedef prototypes?
00033 //
00034 #ifdef PROTO
00035     //
00036     // Then, each parameter is actually a prototype argument
00037     //
00038     #define _1 PVOID
00039     #define _2 PVOID
00040     #define _3 PVOID
00041     #define _4 PVOID
00042     #define _5 PVOID
00043     #define _6 PVOID
00044     #define _7 PVOID
00045     #define _8 PVOID
00046     #define _9 PVOID
00047     #define a PVOID
00048     #define b PVOID
00049     #define c PVOID
00050     #define d PVOID
00051     #define e PVOID
00052     #define f PVOID
00053     #define _10 PVOID
00054     #define _11 PVOID
00055 
00056     //
00057     // And we generate the typedef
00058     //
00059     #define SYSCALL(x, y) typedef NTSTATUS (*PKI_SYSCALL_##x##PARAM)y;
00060 
00061     //
00062     // Cleanup for next run
00063     //
00064     #undef PROTO
00065 #else
00066     //
00067     // Each parameter is actually an argument for the system call
00068     //
00069     #define _1 g[0x00]
00070     #define _2 g[0x01]
00071     #define _3 g[0x02]
00072     #define _4 g[0x03]
00073     #define _5 g[0x04]
00074     #define _6 g[0x05]
00075     #define _7 g[0x06]
00076     #define _8 g[0x07]
00077     #define _9 g[0x08]
00078     #define a g[0x09]
00079     #define b g[0x0A]
00080     #define c g[0x0B]
00081     #define d g[0x0C]
00082     #define e g[0x0D]
00083     #define f g[0x0E]
00084     #define _10 g[0x0F]
00085     #define _11 g[0x10]
00086 
00087     //
00088     // And we generate the actual system call
00089     //
00090     #define SYSCALL(x, y)                        \
00091         NTSTATUS                                 \
00092         KiSyscall##x##Param(                     \
00093             IN PVOID p,                          \
00094             IN PVOID *g                          \
00095         )                                        \
00096         {                                        \
00097             return ((PKI_SYSCALL_##x##PARAM)p)y; \
00098         }
00099 
00100     //
00101     // Cleanup for next run
00102     //
00103     #undef FUNC
00104 #endif
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