| 1 | /* $Id: hmdisk.cpp,v 1.4 2000-11-14 14:27:02 sandervl Exp $ */
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| 2 |
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| 3 | /*
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| 4 | * Win32 Disk API functions for OS/2
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| 5 | *
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| 6 | * Copyright 2000 Sander van Leeuwen
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| 7 | *
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| 8 | *
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| 9 | * Project Odin Software License can be found in LICENSE.TXT
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| 10 | *
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| 11 | */
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| 12 | #include <os2win.h>
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| 13 | #include <string.h>
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| 14 |
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| 15 | #include <misc.h>
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| 16 | #include "hmdisk.h"
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| 17 | #include "oslibdos.h"
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| 18 | #include <win\winioctl.h>
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| 19 | #include <win\ntddscsi.h>
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| 20 | #include <win\wnaspi32.h>
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| 21 | #include <win\aspi.h>
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| 22 |
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| 23 | #define DBG_LOCALLOG DBG_hmdisk
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| 24 | #include "dbglocal.h"
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| 25 |
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| 26 | HMDeviceDiskClass::HMDeviceDiskClass(LPCSTR lpDeviceName) : HMDeviceKernelObjectClass(lpDeviceName)
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| 27 | {
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| 28 | HMDeviceRegisterEx("\\\\.\\PHYSICALDRIVE", this, NULL);
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| 29 | }
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| 30 |
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| 31 | /*****************************************************************************
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| 32 | * Name : HMDeviceDiskClass::FindDevice
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| 33 | * Purpose : Checks if lpDeviceName belongs to this device class
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| 34 | * Parameters: LPCSTR lpClassDevName
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| 35 | * LPCSTR lpDeviceName
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| 36 | * int namelength
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| 37 | * Variables :
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| 38 | * Result : checks if name is for a drive of physical disk
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| 39 | * Remark :
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| 40 | * Status :
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| 41 | *
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| 42 | * Author : SvL
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| 43 | *****************************************************************************/
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| 44 | BOOL HMDeviceDiskClass::FindDevice(LPCSTR lpClassDevName, LPCSTR lpDeviceName, int namelength)
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| 45 | {
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| 46 | //\\.\\x: -> length 6
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| 47 | //\\.\PHYSICALDRIVEn -> length 18
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| 48 | if(namelength != 6 && namelength != 18) {
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| 49 | return FALSE;
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| 50 | }
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| 51 |
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| 52 | //SvL: \\.\x: -> drive x (i.e. \\.\C:)
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| 53 | // \\.\PHYSICALDRIVEn -> drive n (n>=0)
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| 54 | if((strncmp(lpDeviceName, "\\\\.\\", 4) == 0) &&
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| 55 | namelength == 6 && lpDeviceName[5] == ':')
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| 56 | {
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| 57 | return TRUE;
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| 58 | }
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| 59 | if((strncmp(lpDeviceName, "\\\\.\\PHYSICALDRIVE", 17) == 0) && namelength == 18) {
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| 60 | return TRUE;
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| 61 | }
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| 62 | return FALSE;
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| 63 | }
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| 64 | //******************************************************************************
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| 65 | //TODO: PHYSICALDRIVEn!!
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| 66 | //******************************************************************************
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| 67 | DWORD HMDeviceDiskClass::CreateFile (LPCSTR lpFileName,
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| 68 | PHMHANDLEDATA pHMHandleData,
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| 69 | PVOID lpSecurityAttributes,
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| 70 | PHMHANDLEDATA pHMHandleDataTemplate)
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| 71 | {
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| 72 | HFILE hFile;
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| 73 | HFILE hTemplate;
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| 74 |
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| 75 | dprintf2(("KERNEL32: HMDeviceDiskClass::CreateFile %s(%s,%08x,%08x,%08x)\n",
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| 76 | lpHMDeviceName,
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| 77 | lpFileName,
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| 78 | pHMHandleData,
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| 79 | lpSecurityAttributes,
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| 80 | pHMHandleDataTemplate));
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| 81 |
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| 82 | if(strncmp(lpFileName, // "support" for local unc names
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| 83 | "\\\\.\\",
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| 84 | 4) == 0)
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| 85 | {
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| 86 | lpFileName+=4;
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| 87 | }
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| 88 |
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| 89 | hFile = OSLibDosCreateFile((LPSTR)lpFileName,
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| 90 | pHMHandleData->dwAccess,
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| 91 | pHMHandleData->dwShare,
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| 92 | (LPSECURITY_ATTRIBUTES)lpSecurityAttributes,
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| 93 | pHMHandleData->dwCreation,
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| 94 | pHMHandleData->dwFlags,
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| 95 | hTemplate);
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| 96 |
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| 97 | if (hFile != INVALID_HANDLE_ERROR)
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| 98 | {
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| 99 | pHMHandleData->hHMHandle = hFile;
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| 100 | pHMHandleData->dwUserData = GetDriveTypeA(lpFileName);
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| 101 | return (NO_ERROR);
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| 102 | }
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| 103 | else {
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| 104 | dprintf(("CreateFile failed; error %d", GetLastError()));
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| 105 | return(GetLastError());
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| 106 | }
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| 107 | }
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| 108 | //******************************************************************************
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| 109 | //******************************************************************************
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| 110 | DWORD HMDeviceDiskClass::CloseHandle(PHMHANDLEDATA pHMHandleData)
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| 111 | {
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| 112 | return OSLibDosClose(pHMHandleData->hHMHandle);
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| 113 | }
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| 114 | //******************************************************************************
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| 115 | //******************************************************************************
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| 116 | BOOL HMDeviceDiskClass::DeviceIoControl(PHMHANDLEDATA pHMHandleData, DWORD dwIoControlCode,
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| 117 | LPVOID lpInBuffer, DWORD nInBufferSize,
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| 118 | LPVOID lpOutBuffer, DWORD nOutBufferSize,
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| 119 | LPDWORD lpBytesReturned, LPOVERLAPPED lpOverlapped)
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| 120 | {
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| 121 | switch(dwIoControlCode)
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| 122 | {
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| 123 | case FSCTL_DELETE_REPARSE_POINT:
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| 124 | case FSCTL_DISMOUNT_VOLUME:
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| 125 | case FSCTL_GET_COMPRESSION:
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| 126 | case FSCTL_GET_REPARSE_POINT:
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| 127 | case FSCTL_LOCK_VOLUME:
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| 128 | case FSCTL_QUERY_ALLOCATED_RANGES:
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| 129 | case FSCTL_SET_COMPRESSION:
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| 130 | case FSCTL_SET_REPARSE_POINT:
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| 131 | case FSCTL_SET_SPARSE:
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| 132 | case FSCTL_SET_ZERO_DATA:
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| 133 | case FSCTL_UNLOCK_VOLUME:
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| 134 | case IOCTL_DISK_CHECK_VERIFY:
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| 135 | case IOCTL_DISK_EJECT_MEDIA:
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| 136 | case IOCTL_DISK_FORMAT_TRACKS:
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| 137 | case IOCTL_DISK_GET_DRIVE_GEOMETRY:
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| 138 | case IOCTL_DISK_GET_DRIVE_LAYOUT:
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| 139 | case IOCTL_DISK_GET_MEDIA_TYPES:
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| 140 | case IOCTL_DISK_GET_PARTITION_INFO:
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| 141 | case IOCTL_DISK_LOAD_MEDIA:
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| 142 | case IOCTL_DISK_MEDIA_REMOVAL:
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| 143 | case IOCTL_DISK_PERFORMANCE:
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| 144 | case IOCTL_DISK_REASSIGN_BLOCKS:
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| 145 | case IOCTL_DISK_SET_DRIVE_LAYOUT:
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| 146 | case IOCTL_DISK_SET_PARTITION_INFO:
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| 147 | case IOCTL_DISK_VERIFY:
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| 148 | case IOCTL_SERIAL_LSRMST_INSERT:
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| 149 | case IOCTL_STORAGE_CHECK_VERIFY:
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| 150 | case IOCTL_STORAGE_EJECT_MEDIA:
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| 151 | case IOCTL_STORAGE_GET_MEDIA_TYPES:
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| 152 | case IOCTL_STORAGE_LOAD_MEDIA:
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| 153 | case IOCTL_STORAGE_MEDIA_REMOVAL:
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| 154 | break;
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| 155 | case IOCTL_SCSI_PASS_THROUGH:
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| 156 | case IOCTL_SCSI_MINIPORT:
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| 157 | case IOCTL_SCSI_GET_INQUIRY_DATA:
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| 158 | case IOCTL_SCSI_GET_CAPABILITIES:
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| 159 | case IOCTL_SCSI_PASS_THROUGH_DIRECT:
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| 160 | break;
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| 161 |
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| 162 | case IOCTL_SCSI_GET_ADDRESS:
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| 163 | {
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| 164 | HINSTANCE hInstAspi;
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| 165 | DWORD (WIN32API *GetASPI32SupportInfo)();
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| 166 | DWORD (CDECL *SendASPI32Command)(LPSRB lpSRB);
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| 167 | DWORD numAdapters, rc;
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| 168 | SRB srb;
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| 169 | int i, j, k;
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| 170 |
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| 171 | if(!lpOutBuffer || nOutBufferSize < 8) {
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| 172 | SetLastError(ERROR_INSUFFICIENT_BUFFER); //todo: right error?
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| 173 | return(FALSE);
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| 174 | }
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| 175 | SCSI_ADDRESS *addr = (SCSI_ADDRESS *)lpOutBuffer;
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| 176 | addr->Length = sizeof(SCSI_ADDRESS);
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| 177 | addr->PortNumber = 0;
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| 178 | addr->PathId = 0;
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| 179 | hInstAspi = LoadLibraryA("WNASPI32.DLL");
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| 180 | if(hInstAspi == NULL) {
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| 181 | SetLastError(ERROR_INVALID_PARAMETER); //todo
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| 182 | return FALSE;
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| 183 | }
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| 184 | *(FARPROC *)&GetASPI32SupportInfo = GetProcAddress(hInstAspi, "GetASPI32SupportInfo");
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| 185 | *(FARPROC *)&SendASPI32Command = GetProcAddress(hInstAspi, "SendASPI32Command");
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| 186 | numAdapters = GetASPI32SupportInfo();
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| 187 | if(LOBYTE(numAdapters) == 0) goto failure;
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| 188 |
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| 189 | memset(&srb, 0, sizeof(srb));
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| 190 | srb.common.SRB_Cmd = SC_HA_INQUIRY;
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| 191 | rc = SendASPI32Command(&srb);
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| 192 |
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| 193 | for(i=0;i<LOBYTE(numAdapters);i++) {
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| 194 | for(j=0;j<8;j++) {
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| 195 | for(k=0;k<16;k++) {
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| 196 | memset(&srb, 0, sizeof(srb));
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| 197 | srb.common.SRB_Cmd = SC_GET_DEV_TYPE;
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| 198 | srb.devtype.SRB_HaId = i;
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| 199 | srb.devtype.SRB_Target = j;
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| 200 | srb.devtype.SRB_Lun = k;
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| 201 | rc = SendASPI32Command(&srb);
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| 202 | if(rc == SS_COMP) {
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| 203 | if(srb.devtype.SRB_DeviceType == SS_DEVTYPE_CDROM &&
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| 204 | pHMHandleData->dwUserData == DRIVE_CDROM)
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| 205 | {
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| 206 | goto done;
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| 207 | }
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| 208 | }
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| 209 | }
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| 210 | }
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| 211 | }
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| 212 | done:
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| 213 | if(rc == SS_COMP) {
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| 214 | addr->TargetId = j;
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| 215 | addr->Lun = k;
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| 216 | SetLastError(ERROR_SUCCESS);
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| 217 | }
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| 218 | else SetLastError(ERROR_FILE_NOT_FOUND); //todo
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| 219 | FreeLibrary(hInstAspi);
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| 220 | return TRUE;
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| 221 | failure:
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| 222 | FreeLibrary(hInstAspi);
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| 223 | SetLastError(ERROR_INVALID_PARAMETER); //todo
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| 224 | return FALSE;
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| 225 | }
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| 226 |
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| 227 | case IOCTL_SCSI_RESCAN_BUS:
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| 228 | case IOCTL_SCSI_GET_DUMP_POINTERS:
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| 229 | case IOCTL_SCSI_FREE_DUMP_POINTERS:
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| 230 | case IOCTL_IDE_PASS_THROUGH:
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| 231 | break;
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| 232 |
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| 233 | }
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| 234 | dprintf(("HMDeviceDiskClass::DeviceIoControl: unimplemented dwIoControlCode=%08lx\n", dwIoControlCode));
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| 235 | SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
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| 236 | return FALSE;
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| 237 | }
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| 238 | //******************************************************************************
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| 239 | //******************************************************************************
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