1 /* 2 * FreeLoader 3 * Copyright (C) 1998-2003 Brian Palmer <brianp@sginet.com> 4 * 5 * This program is free software; you can redistribute it and/or modify 6 * it under the terms of the GNU General Public License as published by 7 * the Free Software Foundation; either version 2 of the License, or 8 * (at your option) any later version. 9 * 10 * This program is distributed in the hope that it will be useful, 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 13 * GNU General Public License for more details. 14 * 15 * You should have received a copy of the GNU General Public License along 16 * with this program; if not, write to the Free Software Foundation, Inc., 17 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. 18 */ 19 20 #pragma once 21 22 #ifdef _M_IX86 23 24 #include <pshpack1.h> 25 typedef struct 26 { 27 UCHAR DriveMapCount; // Count of drives currently mapped 28 CHAR DriveMap[8]; // Map of BIOS drives 29 } DRIVE_MAP_LIST, *PDRIVE_MAP_LIST; 30 #include <poppack.h> 31 32 #endif // _M_IX86 33 34 BOOLEAN DriveMapIsValidDriveString(PCSTR DriveString); // Checks the drive string ("hd0") for validity 35 UCHAR DriveMapGetBiosDriveNumber(PCSTR DeviceName); // Returns a BIOS drive number for any given device name (e.g. 0x80 for 'hd0') 36 37 #ifdef _M_IX86 38 39 VOID 40 DriveMapMapDrivesInSection( 41 IN ULONG_PTR SectionId); 42 43 VOID DriveMapInstallInt13Handler(PDRIVE_MAP_LIST DriveMap); // Installs the int 13h handler for the drive mapper 44 VOID DriveMapRemoveInt13Handler(VOID); // Removes a previously installed int 13h drive map handler 45 46 extern PVOID DriveMapInt13HandlerStart; 47 extern PVOID DriveMapInt13HandlerEnd; 48 extern ULONG DriveMapOldInt13HandlerAddress; 49 extern DRIVE_MAP_LIST DriveMapInt13HandlerMapList; 50 51 #endif // _M_IX86 52