dlls/kernel32/oldconfig.c

   1 /*
   2  * Support for converting from old configuration format
   3  *
   4  * Copyright 2005 Alexandre Julliard
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  19  *
  20  * NOTES
  21  *   This file should be removed after a suitable transition period.
  22  */
  23
  24 #include "config.h"
  25 #include "wine/port.h"
  26
  27 #include <stdarg.h>
  28 #include <sys/types.h>
  29 #include <stdlib.h>
  30 #include <stdio.h>
  31 #ifdef HAVE_SYS_STAT_H
  32 # include <sys/stat.h>
  33 #endif
  34 #include <fcntl.h>
  35 #ifdef HAVE_DIRENT_H
  36 # include <dirent.h>
  37 #endif
  38 #ifdef HAVE_SYS_IOCTL_H
  39 #include <sys/ioctl.h>
  40 #endif
  41 #ifdef HAVE_LINUX_HDREG_H
  42 # include <linux/hdreg.h>
  43 #endif
  44
  45 #include "windef.h"
  46 #include "winbase.h"
  47 #include "winternl.h"
  48 #include "ntddscsi.h"
  49 #include "wine/library.h"
  50 #include "wine/unicode.h"
  51 #include "wine/debug.h"
  52 #include "kernel_private.h"
  53
  54 WINE_DEFAULT_DEBUG_CHANNEL(reg);
  55
  56 static NTSTATUS create_key( HANDLE root, const char *name, HANDLE *key, DWORD *disp )
  57 {
  58     OBJECT_ATTRIBUTES attr;
  59     UNICODE_STRING nameW;
  60     NTSTATUS status;
  61
  62     attr.Length = sizeof(attr);
  63     attr.RootDirectory = root;
  64     attr.ObjectName = &nameW;
  65     attr.Attributes = 0;
  66     attr.SecurityDescriptor = NULL;
  67     attr.SecurityQualityOfService = NULL;
  68
  69     if (!RtlCreateUnicodeStringFromAsciiz( &nameW, name )) return STATUS_NO_MEMORY;
  70     status = NtCreateKey( key, KEY_ALL_ACCESS, &attr, 0, NULL, REG_OPTION_VOLATILE, disp );
  71     if (status) ERR("Cannot create %s registry key\n", name );
  72     RtlFreeUnicodeString( &nameW );
  73     return status;
  74 }
  75
  76 /******************************************************************
  77  *              create_scsi_entry
  78  *
  79  * Initializes registry to contain scsi info about the cdrom in NT.
  80  * All devices (even not real scsi ones) have this info in NT.
  81  * NOTE: programs usually read these registry entries after sending the
  82  *       IOCTL_SCSI_GET_ADDRESS ioctl to the cdrom
  83  */
  84 static void create_scsi_entry( PSCSI_ADDRESS scsi_addr, LPCSTR lpDriver, UINT uDriveType,
  85     LPSTR lpDriveName, LPSTR lpUnixDeviceName )
  86 {
  87     static UCHAR uCdromNumber = 0;
  88     static UCHAR uTapeNumber = 0;
  89
  90     UNICODE_STRING nameW;
  91     WCHAR dataW[50];
  92     DWORD sizeW;
  93     char buffer[40];
  94     DWORD value;
  95     const char *data;
  96     HANDLE scsiKey;
  97     HANDLE portKey;
  98     HANDLE busKey;
  99     HANDLE targetKey;
 100     HANDLE lunKey;
 101     DWORD disp;
 102
 103     if (create_key( 0, "Machine\\HARDWARE\\DEVICEMAP", &scsiKey, &disp )) return;
 104     NtClose( scsiKey );
 105
 106     /* Ensure there is Scsi key */
 107     if (create_key( 0, "Machine\\HARDWARE\\DEVICEMAP\\Scsi", &scsiKey, &disp )) return;
 108
 109     snprintf(buffer,sizeof(buffer),"Scsi Port %d",scsi_addr->PortNumber);
 110     if (create_key( scsiKey, buffer, &portKey, &disp )) return;
 111
 112     RtlCreateUnicodeStringFromAsciiz( &nameW, "Driver" );
 113     RtlMultiByteToUnicodeN( dataW, sizeof(dataW), &sizeW, lpDriver, strlen(lpDriver)+1);
 114     NtSetValueKey( portKey, &nameW, 0, REG_SZ, dataW, sizeW );
 115     RtlFreeUnicodeString( &nameW );
 116     value = 10;
 117     RtlCreateUnicodeStringFromAsciiz( &nameW, "FirstBusTimeScanInMs" );
 118     NtSetValueKey( portKey,&nameW, 0, REG_DWORD, &value, sizeof(DWORD) );
 119     RtlFreeUnicodeString( &nameW );
 120
 121     value = 0;
 122     if (strcmp(lpDriver, "atapi") == 0)
 123     {
 124 #ifdef HDIO_GET_DMA
 125         int fd, dma;
 126
 127         fd = open(lpUnixDeviceName, O_RDONLY|O_NONBLOCK);
 128         if (fd != -1)
 129         {
 130             if (ioctl(fd, HDIO_GET_DMA, &dma) != -1) value = dma;
 131             close(fd);
 132         }
 133 #endif
 134         RtlCreateUnicodeStringFromAsciiz( &nameW, "DMAEnabled" );
 135         NtSetValueKey( portKey,&nameW, 0, REG_DWORD, &value, sizeof(DWORD) );
 136         RtlFreeUnicodeString( &nameW );
 137     }
 138
 139     snprintf(buffer, sizeof(buffer),"Scsi Bus %d", scsi_addr->PathId);
 140     if (create_key( portKey, buffer, &busKey, &disp )) return;
 141
 142     /* FIXME: get real controller Id for SCSI */
 143     if (create_key( busKey, buffer, &targetKey, &disp )) return;
 144     NtClose( targetKey );
 145
 146     snprintf(buffer, sizeof(buffer),"Target Id %d", scsi_addr->TargetId);
 147     if (create_key( busKey, buffer, &targetKey, &disp )) return;
 148
 149     snprintf(buffer, sizeof(buffer),"Logical Unit Id %d", scsi_addr->Lun);
 150     if (create_key( targetKey, buffer, &lunKey, &disp )) return;
 151
 152     switch (uDriveType)
 153     {
 154         case DRIVE_NO_ROOT_DIR:
 155         default:
 156             data = "OtherPeripheral"; break;
 157         case DRIVE_FIXED:
 158             data = "DiskPeripheral"; break;
 159         case DRIVE_REMOVABLE:
 160             data = "TapePeripheral";
 161             snprintf(buffer, sizeof(buffer), "Tape%d", uTapeNumber++);
 162             break;
 163         case DRIVE_CDROM:
 164             data = "CdRomPeripheral";
 165             snprintf(buffer, sizeof(buffer), "Cdrom%d", uCdromNumber++);
 166             break;
 167     }
 168     RtlCreateUnicodeStringFromAsciiz( &nameW, "Type" );
 169     RtlMultiByteToUnicodeN( dataW, sizeof(dataW), &sizeW, data, strlen(data)+1);
 170     NtSetValueKey( lunKey, &nameW, 0, REG_SZ, dataW, sizeW );
 171     RtlFreeUnicodeString( &nameW );
 172
 173     RtlCreateUnicodeStringFromAsciiz( &nameW, "Identifier" );
 174     RtlMultiByteToUnicodeN( dataW, sizeof(dataW), &sizeW, lpDriveName, strlen(lpDriveName)+1);
 175     NtSetValueKey( lunKey, &nameW, 0, REG_SZ, dataW, sizeW );
 176     RtlFreeUnicodeString( &nameW );
 177
 178     if (uDriveType == DRIVE_CDROM || uDriveType == DRIVE_REMOVABLE)
 179     {
 180         RtlCreateUnicodeStringFromAsciiz( &nameW, "DeviceName" );
 181         RtlMultiByteToUnicodeN( dataW, sizeof(dataW), &sizeW, buffer, strlen(buffer)+1);
 182         NtSetValueKey( lunKey, &nameW, 0, REG_SZ, dataW, sizeW );
 183         RtlFreeUnicodeString( &nameW );
 184     }
 185
 186     RtlCreateUnicodeStringFromAsciiz( &nameW, "UnixDeviceName" );
 187     RtlMultiByteToUnicodeN( dataW, sizeof(dataW), &sizeW, lpUnixDeviceName, strlen(lpUnixDeviceName)+1);
 188     NtSetValueKey( lunKey, &nameW, 0, REG_SZ, dataW, sizeW );
 189     RtlFreeUnicodeString( &nameW );
 190
 191     NtClose( lunKey );
 192     NtClose( targetKey );
 193     NtClose( busKey );
 194     NtClose( portKey );
 195     NtClose( scsiKey );
 196 }
 197
 198 struct LinuxProcScsiDevice
 199 {
 200     int host;
 201     int channel;
 202     int target;
 203     int lun;
 204     char vendor[9];
 205     char model[17];
 206     char rev[5];
 207     char type[33];
 208     int ansirev;
 209 };
 210
 211 /*
 212  * we need to declare white spaces explicitly via %*1[ ],
 213  * as there are very dainbread CD-ROM devices out there
 214  * which have their manufacturer name blanked out via spaces,
 215  * which confuses fscanf's parsing (skips all blank spaces)
 216  */
 217 static int SCSI_getprocentry( FILE * procfile, struct LinuxProcScsiDevice * dev )
 218 {
 219     int result;
 220
 221     result = fscanf( procfile,
 222         "Host:%*1[ ]scsi%d%*1[ ]Channel:%*1[ ]%d%*1[ ]Id:%*1[ ]%d%*1[ ]Lun:%*1[ ]%d\n",
 223         &dev->host,
 224         &dev->channel,
 225         &dev->target,
 226         &dev->lun );
 227     if( result == EOF )
 228     {
 229         /* "end of entries" return, so no TRACE() here */
 230         return EOF;
 231     }
 232     if( result != 4 )
 233     {
 234         ERR("bus id line scan count error (fscanf returns %d, expected 4)\n", result);
 235         return 0;
 236     }
 237     result = fscanf( procfile,
 238         "  Vendor:%*1[ ]%8c%*1[ ]Model:%*1[ ]%16c%*1[ ]Rev:%*1[ ]%4c\n",
 239         dev->vendor,
 240         dev->model,
 241         dev->rev );
 242     if( result != 3 )
 243     {
 244         ERR("model line scan count error (fscanf returns %d, expected 3)\n", result);
 245         return 0;
 246     }
 247
 248     result = fscanf( procfile,
 249         "  Type:%*3[ ]%32c%*1[ ]ANSI SCSI%*1[ ]revision:%*1[ ]%x\n",
 250         dev->type,
 251         &dev->ansirev );
 252     if( result != 2 )
 253     {
 254         ERR("SCSI type line scan count error (fscanf returns %d, expected 2)\n", result);
 255         return 0;
 256     }
 257     /* Since we fscanf with %XXc instead of %s.. put a NULL at end */
 258     dev->vendor[8] = 0;
 259     dev->model[16] = 0;
 260     dev->rev[4] = 0;
 261     dev->type[32] = 0;
 262
 263     return 1;
 264 }
 265
 266
 267 /* create the hardware registry branch */
 268 static void create_hardware_branch(void)
 269 {
 270     /* The following mostly will work on Linux, but should not cause
 271      * problems on other systems. */
 272     static const char procname_ide_media[] = "/proc/ide/%s/media";
 273     static const char procname_ide_model[] = "/proc/ide/%s/model";
 274     static const char procname_scsi[] = "/proc/scsi/scsi";
 275     DIR *idedir;
 276     struct dirent *dent = NULL;
 277     FILE *procfile = NULL;
 278     char cStr[40], cDevModel[40], cUnixDeviceName[40], read1[10] = "\0", read2[10] = "\0";
 279     SCSI_ADDRESS scsi_addr;
 280     UINT nType;
 281     struct LinuxProcScsiDevice dev;
 282     int result = 0, nSgNumber = 0;
 283     UCHAR uFirstSCSIPort = 0;
 284
 285     /* Enumerate all ide devices first */
 286     idedir = opendir("/proc/ide");
 287     if (idedir)
 288     {
 289         while ((dent = readdir(idedir)))
 290         {
 291             if (strncmp(dent->d_name, "hd", 2) == 0)
 292             {
 293                 sprintf(cStr, procname_ide_media, dent->d_name);
 294                 procfile = fopen(cStr, "r");
 295                 if (!procfile)
 296                 {
 297                     ERR("Could not open %s\n", cStr);
 298                     continue;
 299                 } else {
 300                     fgets(cStr, sizeof(cStr), procfile);
 301                     fclose(procfile);
 302                     nType = DRIVE_UNKNOWN;
 303                     if (strncasecmp(cStr, "disk", 4)  == 0) nType = DRIVE_FIXED;
 304                     if (strncasecmp(cStr, "cdrom", 5) == 0) nType = DRIVE_CDROM;
 305
 306                     if (nType == DRIVE_UNKNOWN) continue;
 307                 }
 308
 309                 sprintf(cStr, procname_ide_model, dent->d_name);
 310                 procfile = fopen(cStr, "r");
 311                 if (!procfile)
 312                 {
 313                     ERR("Could not open %s\n", cStr);
 314                     switch (nType)
 315                     {
 316                     case DRIVE_FIXED: strcpy(cDevModel, "Wine harddisk"); break;
 317                     case DRIVE_CDROM: strcpy(cDevModel, "Wine CDROM"); break;
 318                     }
 319                 } else {
 320                     fgets(cDevModel, sizeof(cDevModel), procfile);
 321                     fclose(procfile);
 322                     cDevModel[strlen(cDevModel) - 1] = 0;
 323                 }
 324
 325                 sprintf(cUnixDeviceName, "/dev/%s", dent->d_name);
 326                 scsi_addr.PortNumber = (dent->d_name[2] - 'a') / 2;
 327                 scsi_addr.PathId = 0;
 328                 scsi_addr.TargetId = (dent->d_name[2] - 'a') % 2;
 329                 scsi_addr.Lun = 0;
 330                 if (scsi_addr.PortNumber + 1 > uFirstSCSIPort)
 331                     uFirstSCSIPort = scsi_addr.PortNumber + 1;
 332
 333                 create_scsi_entry(&scsi_addr, "atapi", nType, cDevModel, cUnixDeviceName);
 334             }
 335         }
 336         closedir(idedir);
 337     }
 338
 339     /* Now goes SCSI */
 340     procfile = fopen(procname_scsi, "r");
 341     if (!procfile)
 342     {
 343         TRACE("Could not open %s\n", procname_scsi);
 344         return;
 345     }
 346     fgets(cStr, 40, procfile);
 347     sscanf(cStr, "Attached %9s %9s", read1, read2);
 348
 349     if (strcmp(read1, "devices:") != 0)
 350     {
 351         WARN("Incorrect %s format\n", procname_scsi);
 352         fclose( procfile );
 353         return;
 354     }
 355     if (strcmp(read2, "none") == 0)
 356     {
 357         TRACE("No SCSI devices found in %s.\n", procname_scsi);
 358         fclose( procfile );
 359         return;
 360     }
 361
 362     /* Read info for one device */
 363     while ((result = SCSI_getprocentry(procfile, &dev)) > 0)
 364     {
 365         scsi_addr.PortNumber = dev.host;
 366         scsi_addr.PathId = dev.channel;
 367         scsi_addr.TargetId = dev.target;
 368         scsi_addr.Lun = dev.lun;
 369
 370         scsi_addr.PortNumber += uFirstSCSIPort;
 371         if (strncmp(dev.type, "Direct-Access", 13) == 0) nType = DRIVE_FIXED;
 372         else if (strncmp(dev.type, "Sequential-Access", 17) == 0) nType = DRIVE_REMOVABLE;
 373         else if (strncmp(dev.type, "CD-ROM", 6) == 0) nType = DRIVE_CDROM;
 374         else if (strncmp(dev.type, "Processor", 9) == 0) nType = DRIVE_NO_ROOT_DIR;
 375         else if (strncmp(dev.type, "Scanner", 7) == 0) nType = DRIVE_NO_ROOT_DIR;
 376         else if (strncmp(dev.type, "Printer", 7) == 0) nType = DRIVE_NO_ROOT_DIR;
 377         else continue;
 378
 379         strcpy(cDevModel, dev.vendor);
 380         strcat(cDevModel, dev.model);
 381         strcat(cDevModel, dev.rev);
 382         sprintf(cUnixDeviceName, "/dev/sg%d", nSgNumber++);
 383         /* FIXME: get real driver name */
 384         create_scsi_entry(&scsi_addr, "WINE SCSI", nType, cDevModel, cUnixDeviceName);
 385     }
 386     if( result != EOF )
 387         WARN("Incorrect %s format\n", procname_scsi);
 388     fclose( procfile );
 389 }
 390
 391
 392 /***********************************************************************
 393  *              convert_old_config
 394  */
 395 void convert_old_config(void)
 396 {
 397     HANDLE key;
 398     DWORD disp;
 399
 400     /* create some hardware keys (FIXME: should not be done here) */
 401     if (create_key( 0, "Machine\\HARDWARE", &key, &disp )) return;
 402     NtClose( key );
 403     if (disp != REG_OPENED_EXISTING_KEY) create_hardware_branch();
 404 }