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/*
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* kernel_windows.cpp
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*
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* Basilisk II (C) 1997-2008 Christian Bauer
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*
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* Windows platform specific code copyright (C) Lauri Pesonen
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include "sysdeps.h"
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#include "prefs.h"
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#include "kernel_windows.h"
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// From main_windows.cpp
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extern DWORD win_os;
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extern DWORD win_os_major;
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static HMODULE hKernel32 = 0;
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static HMODULE hUser32 = 0;
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static HMODULE hB2Win32 = 0;
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UINT (WINAPI *pfnGetWriteWatch) (DWORD,PVOID,SIZE_T,PVOID *,LPDWORD,LPDWORD) = 0;
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BOOL (WINAPI *pfnInitializeCriticalSectionAndSpinCount) (LPCRITICAL_SECTION,DWORD) = 0;
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BOOL (WINAPI *pfnCancelIo) (HANDLE) = 0;
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BOOL (WINAPI *pfnGETCDSECTORS) (BYTE,DWORD,WORD,LPBYTE) = 0;
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UINT (WINAPI *pfnSendInput) (UINT,LPVOID,int) = 0;
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BOOL (WINAPI *pfnGetDiskFreeSpaceEx) (LPCSTR,PULARGE_INTEGER,PULARGE_INTEGER,PULARGE_INTEGER) = 0;
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void KernelInit( void )
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{
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hKernel32 = LoadLibrary( "kernel32.dll" );
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hUser32 = LoadLibrary( "user32.dll" );
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if(hKernel32) {
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if(win_os == VER_PLATFORM_WIN32_WINDOWS) {
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// NT5 RC2 Kernel exports GetWriteWatch(), but VirtualAlloc(MEM_WRITE_WATCH) fails
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pfnGetWriteWatch = (UINT (WINAPI *)(DWORD,PVOID,SIZE_T,PVOID *,LPDWORD,LPDWORD))GetProcAddress( hKernel32, "GetWriteWatch" );
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}
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pfnInitializeCriticalSectionAndSpinCount = (BOOL (WINAPI *)(LPCRITICAL_SECTION,DWORD))GetProcAddress( hKernel32, "InitializeCriticalSectionAndSpinCount" );
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pfnCancelIo = (BOOL (WINAPI *)(HANDLE))GetProcAddress( hKernel32, "CancelIo" );
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pfnGetDiskFreeSpaceEx = (BOOL (WINAPI *)(LPCSTR,PULARGE_INTEGER,PULARGE_INTEGER,PULARGE_INTEGER))GetProcAddress( hKernel32, "GetDiskFreeSpaceExA" );
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}
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if(hUser32) {
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// Win98 has this one too.
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// if(win_os == VER_PLATFORM_WIN32_NT) {
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pfnSendInput = (UINT (WINAPI *)(UINT,LPVOID,int))GetProcAddress( hUser32, "SendInput" );
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// }
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}
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if(win_os == VER_PLATFORM_WIN32_WINDOWS) {
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hB2Win32 = LoadLibrary( "B2Win32.dll" );
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if(hB2Win32) {
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pfnGETCDSECTORS = (BOOL (WINAPI *)(BYTE,DWORD,WORD,LPBYTE))GetProcAddress( hB2Win32, "GETCDSECTORS" );
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}
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}
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}
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void KernelExit( void )
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{
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if(hKernel32) {
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FreeLibrary( hKernel32 );
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hKernel32 = 0;
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}
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if(hUser32) {
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FreeLibrary( hUser32 );
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hUser32 = 0;
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}
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if(hB2Win32) {
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FreeLibrary( hB2Win32 );
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hB2Win32 = 0;
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}
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pfnGetWriteWatch = 0;
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pfnInitializeCriticalSectionAndSpinCount = 0;
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pfnCancelIo = 0;
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pfnSendInput = 0;
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pfnGETCDSECTORS = 0;
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}
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