dlls/wnaspi32/winaspi32.c

   1 /*
   2  * Copyright 1997 Bruce Milner
   3  * Copyright 1998 Andreas Mohr
   4  *
   5  * This library is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU Lesser General Public
   7  * License as published by the Free Software Foundation; either
   8  * version 2.1 of the License, or (at your option) any later version.
   9  *
  10  * This library 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 GNU
  13  * Lesser General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU Lesser General Public
  16  * License along with this library; if not, write to the Free Software
  17  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  18  */
  19
  20 #include "config.h"
  21
  22 #include <assert.h>
  23 #include <stdlib.h>
  24 #include <stdarg.h>
  25 #include <stdio.h>
  26 #include <sys/types.h>
  27 #include <errno.h>
  28 #include <fcntl.h>
  29 #include <string.h>
  30 #ifdef HAVE_UNISTD_H
  31 # include <unistd.h>
  32 #endif
  33
  34 #include "windef.h"
  35 #include "winbase.h"
  36 #include "aspi.h"
  37 #include "wnaspi32.h"
  38 #include "winescsi.h"
  39 #include "wine/debug.h"
  40
  41 WINE_DEFAULT_DEBUG_CHANNEL(aspi);
  42
  43 /* FIXME!
  44  * 1) Residual byte length reporting not handled
  45  * 2) Make this code re-entrant for multithreading
  46  *    -- Added CriticalSection to OpenDevices function
  47  * 3) Only linux supported so far
  48  * 4) Leaves sg devices open. This may or may not be okay.  A better solution
  49  *    would be to close the file descriptors when the thread/process using
  50  *    them no longer needs them.
  51  */
  52
  53 #ifdef linux
  54
  55 static ASPI_DEVICE_INFO *ASPI_open_devices = NULL;
  56
  57 static CRITICAL_SECTION ASPI_CritSection;
  58 static CRITICAL_SECTION_DEBUG critsect_debug =
  59 {
  60     0, 0, &ASPI_CritSection,
  61     { &critsect_debug.ProcessLocksList, &critsect_debug.ProcessLocksList },
  62       0, 0, { (DWORD_PTR)(__FILE__ ": ASPI_CritSection") }
  63 };
  64 static CRITICAL_SECTION ASPI_CritSection = { &critsect_debug, -1, 0, 0, 0, 0 };
  65
  66
  67 BOOL WINAPI DllMain(HINSTANCE hInstDLL, DWORD fdwReason, LPVOID fImpLoad)
  68 {
  69         switch( fdwReason )
  70         {
  71         case DLL_PROCESS_ATTACH:
  72             DisableThreadLibraryCalls(hInstDLL);
  73             SCSI_Init();
  74             break;
  75         case DLL_PROCESS_DETACH:
  76             if (fImpLoad) break;
  77             DeleteCriticalSection( &ASPI_CritSection );
  78             break;
  79         }
  80         return TRUE;
  81 }
  82
  83
  84 static int
  85 ASPI_OpenDevice(SRB_ExecSCSICmd *prb)
  86 {
  87     int fd;
  88     DWORD       hc;
  89     ASPI_DEVICE_INFO *curr;
  90
  91     /* search list of devices to see if we've opened it already.
  92      * There is not an explicit open/close in ASPI land, so hopefully
  93      * keeping a device open won't be a problem.
  94      */
  95
  96     EnterCriticalSection(&ASPI_CritSection);
  97     for (curr = ASPI_open_devices; curr; curr = curr->next) {
  98         if (curr->hostId == prb->SRB_HaId &&
  99             curr->target == prb->SRB_Target &&
 100             curr->lun == prb->SRB_Lun) {
 101             LeaveCriticalSection(&ASPI_CritSection);
 102             return curr->fd;
 103         }
 104     }
 105     LeaveCriticalSection(&ASPI_CritSection);
 106
 107     if (prb->SRB_HaId >= ASPI_GetNumControllers())
 108         return -1;
 109
 110     hc = ASPI_GetHCforController( prb->SRB_HaId );
 111     fd = SCSI_OpenDevice( HIWORD(hc), LOWORD(hc), prb->SRB_Target, prb->SRB_Lun);
 112
 113     if (fd == -1)
 114         return -1;
 115
 116     /* device is now open */
 117     /* FIXME: Let users specify SCSI timeout in registry */
 118     SCSI_LinuxSetTimeout( fd, SCSI_DEFAULT_TIMEOUT );
 119
 120     curr = HeapAlloc( GetProcessHeap(), 0, sizeof(ASPI_DEVICE_INFO) );
 121     curr->fd = fd;
 122     curr->hostId = prb->SRB_HaId;
 123     curr->target = prb->SRB_Target;
 124     curr->lun = prb->SRB_Lun;
 125
 126     /* insert new record at beginning of open device list */
 127     EnterCriticalSection(&ASPI_CritSection);
 128     curr->next = ASPI_open_devices;
 129     ASPI_open_devices = curr;
 130     LeaveCriticalSection(&ASPI_CritSection);
 131     return fd;
 132 }
 133
 134
 135 static void
 136 ASPI_DebugPrintCmd(SRB_ExecSCSICmd *prb)
 137 {
 138   int   i;
 139   BYTE *cdb;
 140
 141   switch (prb->CDBByte[0]) {
 142   case CMD_INQUIRY:
 143     TRACE("INQUIRY {\n");
 144     TRACE("\tEVPD: %d\n", prb->CDBByte[1] & 1);
 145     TRACE("\tLUN: %d\n", (prb->CDBByte[1] & 0xc) >> 1);
 146     TRACE("\tPAGE CODE: %d\n", prb->CDBByte[2]);
 147     TRACE("\tALLOCATION LENGTH: %d\n", prb->CDBByte[4]);
 148     TRACE("\tCONTROL: %d\n", prb->CDBByte[5]);
 149     TRACE("}\n");
 150     break;
 151   case CMD_SCAN_SCAN:
 152     TRACE("Transfer Length: %d\n", prb->CDBByte[4]);
 153     break;
 154   }
 155
 156   TRACE("Host Adapter: %d\n", prb->SRB_HaId);
 157   TRACE("Flags: %d\n", prb->SRB_Flags);
 158   if (TARGET_TO_HOST(prb)) {
 159     TRACE("\tData transfer: Target to host. Length checked.\n");
 160   }
 161   else if (HOST_TO_TARGET(prb)) {
 162     TRACE("\tData transfer: Host to target. Length checked.\n");
 163   }
 164   else if (NO_DATA_TRANSFERRED(prb)) {
 165     TRACE("\tData transfer: none\n");
 166   }
 167   else {
 168     WARN("\tTransfer by scsi cmd. Length not checked.\n");
 169   }
 170
 171   TRACE("\tResidual byte length reporting %s\n", prb->SRB_Flags & 0x4 ? "enabled" : "disabled");
 172   TRACE("\tLinking %s\n", prb->SRB_Flags & 0x2 ? "enabled" : "disabled");
 173   TRACE("\tPosting %s\n", prb->SRB_Flags & 0x1 ? "enabled" : "disabled");
 174   TRACE("Target: %d\n", prb->SRB_Target);
 175   TRACE("Lun: %d\n", prb->SRB_Lun);
 176   TRACE("BufLen: %d\n", prb->SRB_BufLen);
 177   TRACE("SenseLen: %d\n", prb->SRB_SenseLen);
 178   TRACE("BufPtr: %p\n", prb->SRB_BufPointer);
 179   TRACE("CDB Length: %d\n", prb->SRB_CDBLen);
 180   TRACE("POST Proc: %p\n", prb->SRB_PostProc);
 181   cdb = &prb->CDBByte[0];
 182   if (TRACE_ON(aspi)) {
 183       TRACE("CDB buffer[");
 184       for (i = 0; i < prb->SRB_CDBLen; i++) {
 185           if (i != 0) TRACE(",");
 186           TRACE("%02x", *cdb++);
 187       }
 188       TRACE("]\n");
 189   }
 190 }
 191
 192 static void
 193 ASPI_PrintCDBArea(SRB_ExecSCSICmd *prb)
 194 {
 195     if (TRACE_ON(aspi))
 196     {
 197         int i;
 198         TRACE("CDB[");
 199         for (i = 0; i < prb->SRB_CDBLen; i++) {
 200             if (i) TRACE(",");
 201             TRACE("%02x", prb->CDBByte[i]);
 202         }
 203         TRACE("]\n");
 204     }
 205 }
 206
 207 static void
 208 ASPI_PrintSenseArea(SRB_ExecSCSICmd *prb)
 209 {
 210   int   i;
 211   BYTE  *rqbuf = prb->SenseArea;
 212
 213   if (TRACE_ON(aspi))
 214   {
 215       TRACE("Request Sense reports:\n");
 216       if ((rqbuf[0]&0x7f)!=0x70) {
 217               TRACE("\tInvalid sense header: 0x%02x instead of 0x70\n", rqbuf[0]&0x7f);
 218               return;
 219       }
 220       TRACE("\tCurrent command read filemark: %s\n",(rqbuf[2]&0x80)?"yes":"no");
 221       TRACE("\tEarly warning passed: %s\n",(rqbuf[2]&0x40)?"yes":"no");
 222       TRACE("\tIncorrect blocklength: %s\n",(rqbuf[2]&0x20)?"yes":"no");
 223       TRACE("\tSense Key: %d\n",rqbuf[2]&0xf);
 224       if (rqbuf[0]&0x80)
 225         TRACE("\tResidual Length: %d\n",rqbuf[3]*0x1000000+rqbuf[4]*0x10000+rqbuf[5]*0x100+rqbuf[6]);
 226       TRACE("\tAdditional Sense Length: %d\n",rqbuf[7]);
 227       TRACE("\tAdditional Sense Code: %d\n",rqbuf[12]);
 228       TRACE("\tAdditional Sense Code Qualifier: %d\n",rqbuf[13]);
 229       if (rqbuf[15]&0x80) {
 230         TRACE("\tIllegal Param is in %s\n",(rqbuf[15]&0x40)?"the CDB":"the Data Out Phase");
 231         if (rqbuf[15]&0x8) {
 232           TRACE("Pointer at %d, bit %d\n",rqbuf[16]*256+rqbuf[17],rqbuf[15]&0x7);
 233         }
 234       }
 235       TRACE("SenseArea[");
 236       for (i = 0; i < prb->SRB_SenseLen; i++) {
 237         if (i) TRACE(",");
 238         TRACE("%02x", *rqbuf++);
 239       }
 240       TRACE("]\n");
 241   }
 242 }
 243
 244 static void
 245 ASPI_DebugPrintResult(SRB_ExecSCSICmd *prb)
 246 {
 247
 248   TRACE("SRB_Status: %x\n", prb->SRB_Status);
 249   TRACE("SRB_HaStat: %x\n", prb->SRB_HaStat);
 250   TRACE("SRB_TargStat: %x\n", prb->SRB_TargStat);
 251   switch (prb->CDBByte[0]) {
 252   case CMD_INQUIRY:
 253     TRACE("Vendor: '%s'\n", prb->SRB_BufPointer + INQUIRY_VENDOR);
 254     break;
 255   case CMD_TEST_UNIT_READY:
 256     ASPI_PrintSenseArea(prb);
 257     break;
 258   }
 259 }
 260
 261 /* Posting must be done in such a way that as soon as the SRB_Status is set
 262  * we don't touch the SRB anymore because it could possibly be freed
 263  * if the app is doing ASPI polling
 264  */
 265 static DWORD
 266 WNASPI32_DoPosting( SRB_ExecSCSICmd *lpPRB, DWORD status )
 267 {
 268         void (*SRB_PostProc)(SRB_ExecSCSICmd *) = lpPRB->SRB_PostProc;
 269         BYTE SRB_Flags = lpPRB->SRB_Flags;
 270         if( status == SS_PENDING )
 271         {
 272                 WARN("Tried posting SS_PENDING\n");
 273                 return SS_PENDING;
 274         }
 275         lpPRB->SRB_Status = status;
 276         /* lpPRB is NOT safe, it could be freed in another thread */
 277
 278         if (SRB_PostProc)
 279         {
 280                 if (SRB_Flags & 0x1)
 281                 {
 282                         TRACE("Post Routine (%p) called\n", SRB_PostProc);
 283                         /* Even though lpPRB could have been freed by
 284                          * the program.. that's unlikely if it planned
 285                          * to use it in the PostProc
 286                          */
 287                         (*SRB_PostProc)(lpPRB);
 288                 }
 289                 else if (SRB_Flags & SRB_EVENT_NOTIFY) {
 290                         TRACE("Setting event %p\n", SRB_PostProc);
 291                         SetEvent(SRB_PostProc);
 292                 }
 293         }
 294         return SS_PENDING;
 295 }
 296
 297 static WORD
 298 ASPI_ExecScsiCmd(SRB_ExecSCSICmd *lpPRB)
 299 {
 300   struct sg_header *sg_hd, *sg_reply_hdr;
 301   WORD ret;
 302   DWORD status;
 303   int   in_len, out_len;
 304   int   num_controllers = 0;
 305   int   error_code = 0;
 306   int   fd;
 307   DWORD SRB_Status;
 308
 309   num_controllers = ASPI_GetNumControllers();
 310   if (lpPRB->SRB_HaId >= num_controllers) {
 311       WARN("Failed: Wanted hostadapter with index %d, but we have only %d.\n",
 312           lpPRB->SRB_HaId, num_controllers
 313       );
 314       return WNASPI32_DoPosting( lpPRB, SS_INVALID_HA );
 315   }
 316   fd = ASPI_OpenDevice(lpPRB);
 317   if (fd == -1) {
 318       return WNASPI32_DoPosting( lpPRB, SS_NO_DEVICE );
 319   }
 320
 321   /* FIXME: hackmode */
 322 #define MAKE_TARGET_TO_HOST(lpPRB) \
 323         if (!TARGET_TO_HOST(lpPRB)) { \
 324             WARN("program was not sending target_to_host for cmd %x (flags=%x),correcting.\n",lpPRB->CDBByte[0],lpPRB->SRB_Flags); \
 325             lpPRB->SRB_Flags |= 0x08; \
 326         }
 327 #define MAKE_HOST_TO_TARGET(lpPRB) \
 328         if (!HOST_TO_TARGET(lpPRB)) { \
 329             WARN("program was not sending host_to_target for cmd %x (flags=%x),correcting.\n",lpPRB->CDBByte[0],lpPRB->SRB_Flags); \
 330             lpPRB->SRB_Flags |= 0x10; \
 331         }
 332   switch (lpPRB->CDBByte[0]) {
 333   case 0x12: /* INQUIRY */
 334   case 0x5a: /* MODE_SENSE_10 */
 335   case 0xa4: /* REPORT_KEY (DVD) MMC-2 */
 336   case 0xad: /* READ DVD STRUCTURE MMC-2 */
 337         MAKE_TARGET_TO_HOST(lpPRB)
 338         break;
 339   case 0xa3: /* SEND KEY (DVD) MMC-2 */
 340         MAKE_HOST_TO_TARGET(lpPRB)
 341         break;
 342   default:
 343         if ((((lpPRB->SRB_Flags & 0x18) == 0x00) ||
 344              ((lpPRB->SRB_Flags & 0x18) == 0x18)
 345             ) && lpPRB->SRB_BufLen
 346         ) {
 347             FIXME("command 0x%02x, no data transfer specified, but buflen is %d!!!\n",lpPRB->CDBByte[0],lpPRB->SRB_BufLen);
 348         }
 349         break;
 350   }
 351   ASPI_DebugPrintCmd(lpPRB);
 352
 353   sg_hd = NULL;
 354   sg_reply_hdr = NULL;
 355
 356   lpPRB->SRB_Status = SS_PENDING;
 357
 358   if (!lpPRB->SRB_CDBLen) {
 359       ERR("Failed: lpPRB->SRB_CDBLen = 0.\n");
 360       return WNASPI32_DoPosting( lpPRB, SS_INVALID_SRB );
 361   }
 362
 363   /* build up sg_header + scsi cmd */
 364   if (HOST_TO_TARGET(lpPRB)) {
 365     /* send header, command, and then data */
 366     in_len = SCSI_OFF + lpPRB->SRB_CDBLen + lpPRB->SRB_BufLen;
 367     sg_hd = HeapAlloc(GetProcessHeap(), 0, in_len);
 368     memset(sg_hd, 0, SCSI_OFF);
 369     memcpy(sg_hd + 1, &lpPRB->CDBByte[0], lpPRB->SRB_CDBLen);
 370     if (lpPRB->SRB_BufLen) {
 371       memcpy(((BYTE *) sg_hd) + SCSI_OFF + lpPRB->SRB_CDBLen, lpPRB->SRB_BufPointer, lpPRB->SRB_BufLen);
 372     }
 373   }
 374   else {
 375     /* send header and command - no data */
 376     in_len = SCSI_OFF + lpPRB->SRB_CDBLen;
 377     sg_hd = HeapAlloc(GetProcessHeap(), 0, in_len);
 378     memset(sg_hd, 0, SCSI_OFF);
 379     memcpy(sg_hd + 1, &lpPRB->CDBByte[0], lpPRB->SRB_CDBLen);
 380   }
 381
 382   if (TARGET_TO_HOST(lpPRB)) {
 383     out_len = SCSI_OFF + lpPRB->SRB_BufLen;
 384     sg_reply_hdr = HeapAlloc(GetProcessHeap(), 0, out_len);
 385     memset(sg_reply_hdr, 0, SCSI_OFF);
 386     sg_hd->reply_len = out_len;
 387   }
 388   else {
 389     out_len = SCSI_OFF;
 390     sg_reply_hdr = HeapAlloc(GetProcessHeap(), 0, out_len);
 391     memset(sg_reply_hdr, 0, SCSI_OFF);
 392     sg_hd->reply_len = out_len;
 393   }
 394
 395   SCSI_Fix_CMD_LEN(fd, lpPRB->CDBByte[0], lpPRB->SRB_CDBLen);
 396
 397   if(!SCSI_LinuxDeviceIo( fd,
 398                           sg_hd, in_len,
 399                           sg_reply_hdr, out_len,
 400                           &status) )
 401   {
 402     goto error_exit;
 403   }
 404
 405   if (sg_reply_hdr->result != 0) {
 406     error_code = sg_reply_hdr->result;
 407     WARN("reply header error (%d)\n", sg_reply_hdr->result);
 408     goto error_exit;
 409   }
 410
 411   if (TARGET_TO_HOST(lpPRB) && lpPRB->SRB_BufLen) {
 412     memcpy(lpPRB->SRB_BufPointer, sg_reply_hdr + 1, lpPRB->SRB_BufLen);
 413   }
 414
 415   /* copy in sense buffer to amount that is available in client */
 416   if (lpPRB->SRB_SenseLen) {
 417     int sense_len = lpPRB->SRB_SenseLen;
 418     if (lpPRB->SRB_SenseLen > 16)
 419       sense_len = 16;
 420
 421     /* CDB is fixed in WNASPI32 */
 422     memcpy(lpPRB->SenseArea, &sg_reply_hdr->sense_buffer[0], sense_len);
 423
 424     ASPI_PrintCDBArea(lpPRB);
 425     ASPI_PrintSenseArea(lpPRB);
 426   }
 427
 428   SRB_Status = SS_COMP;
 429   lpPRB->SRB_HaStat = HASTAT_OK;
 430   lpPRB->SRB_TargStat = sg_reply_hdr->target_status << 1;
 431
 432   HeapFree(GetProcessHeap(), 0, sg_reply_hdr);
 433   HeapFree(GetProcessHeap(), 0, sg_hd);
 434
 435   /* FIXME: Should this be != 0 maybe? */
 436   if( lpPRB->SRB_TargStat == 2 ) {
 437     SRB_Status = SS_ERR;
 438     switch (lpPRB->CDBByte[0]) {
 439     case 0xa4: /* REPORT_KEY (DVD) MMC-2 */
 440     case 0xa3: /* SEND KEY (DVD) MMC-2 */
 441           SRB_Status = SS_COMP;
 442           lpPRB->SRB_TargStat = 0;
 443           FIXME("Program wants to do DVD Region switching, but fails (non compliant DVD drive). Ignoring....\n");
 444           break;
 445     }
 446   }
 447
 448   ASPI_DebugPrintResult(lpPRB);
 449   /* now do posting */
 450   ret = WNASPI32_DoPosting( lpPRB, SRB_Status );
 451
 452   switch (lpPRB->CDBByte[0]) {
 453   case CMD_INQUIRY:
 454       if (SRB_Status == SS_COMP)
 455           return SS_COMP; /* some junk expects ss_comp here. */
 456       /*FALLTHROUGH*/
 457   default:
 458       break;
 459   }
 460
 461   /* In real WNASPI32 stuff really is always pending because ASPI does things
 462      in the background, but we are not doing that (yet) */
 463
 464   return ret;
 465
 466 error_exit:
 467   SRB_Status = SS_ERR;
 468   if (error_code == EBUSY) {
 469       WNASPI32_DoPosting( lpPRB, SS_ASPI_IS_BUSY );
 470       TRACE("Device busy\n");
 471   } else
 472       FIXME("Failed\n");
 473
 474   /* I'm not sure exactly error codes work here
 475    * We probably should set lpPRB->SRB_TargStat, SRB_HaStat ?
 476    */
 477   WARN("error_exit\n");
 478   HeapFree(GetProcessHeap(), 0, sg_reply_hdr);
 479   HeapFree(GetProcessHeap(), 0, sg_hd);
 480   WNASPI32_DoPosting( lpPRB, SRB_Status );
 481   return SS_PENDING;
 482 }
 483
 484 #endif /* defined(linux) */
 485
 486
 487 /*******************************************************************
 488  *     GetASPI32SupportInfo             [WNASPI32.1]
 489  *
 490  * Checks if the ASPI subsystem is initialized correctly.
 491  *
 492  * RETURNS
 493  *    HIWORD: 0.
 494  *    HIBYTE of LOWORD: status (SS_COMP or SS_FAILED_INIT)
 495  *    LOBYTE of LOWORD: # of host adapters.
 496  */
 497 DWORD __cdecl GetASPI32SupportInfo(void)
 498 {
 499     DWORD controllers = ASPI_GetNumControllers();
 500
 501     if (!controllers)
 502         return SS_NO_ADAPTERS << 8;
 503     return (SS_COMP << 8) | controllers ;
 504 }
 505
 506 /***********************************************************************
 507  *             SendASPI32Command (WNASPI32.2)
 508  */
 509 DWORD __cdecl SendASPI32Command(LPSRB lpSRB)
 510 {
 511 #ifdef linux
 512   static const char szId[] = "ASPI for WIN32";
 513   static const char szWh[] = "Wine host";
 514   switch (lpSRB->common.SRB_Cmd) {
 515   case SC_HA_INQUIRY:
 516     lpSRB->inquiry.SRB_Status = SS_COMP;       /* completed successfully */
 517     lpSRB->inquiry.HA_Count = ASPI_GetNumControllers();
 518     lpSRB->inquiry.HA_SCSI_ID = 7;             /* not always ID 7 */
 519     memcpy(lpSRB->inquiry.HA_ManagerId, szId, sizeof szId); /* max 15 chars, don't change */
 520     memcpy(lpSRB->inquiry.HA_Identifier, szWh, sizeof szWh); /* FIXME: return host adapter name */
 521     memset(lpSRB->inquiry.HA_Unique, 0, 16); /* default HA_Unique content */
 522     lpSRB->inquiry.HA_Unique[6] = 0x02; /* Maximum Transfer Length (128K, Byte> 4-7) */
 523     lpSRB->inquiry.HA_Unique[3] = 0x08; /* Maximum number of SCSI targets */
 524     FIXME("ASPI: Partially implemented SC_HA_INQUIRY for adapter %d.\n", lpSRB->inquiry.SRB_HaId);
 525     return SS_COMP;
 526
 527   case SC_GET_DEV_TYPE: {
 528     /* FIXME: We should return SS_NO_DEVICE if the device is not configured */
 529     /* FIXME: We should return SS_INVALID_HA if HostAdapter!=0 */
 530     SRB         tmpsrb;
 531     unsigned char inqbuf[200];
 532     DWORD       ret;
 533
 534     memset(&tmpsrb,0,sizeof(tmpsrb));
 535
 536     /* Copy header */
 537     tmpsrb.common = lpSRB->common;
 538
 539     tmpsrb.cmd.SRB_Flags        |= 8; /* target to host */
 540     tmpsrb.cmd.SRB_Cmd          = SC_EXEC_SCSI_CMD;
 541     tmpsrb.cmd.SRB_Target       = lpSRB->devtype.SRB_Target;
 542     tmpsrb.cmd.SRB_Lun          = lpSRB->devtype.SRB_Lun;
 543     tmpsrb.cmd.SRB_BufLen       = sizeof(inqbuf);
 544     tmpsrb.cmd.SRB_BufPointer   = inqbuf;
 545     tmpsrb.cmd.CDBByte[0]       = 0x12; /* INQUIRY  */
 546                                   /* FIXME: handle lun */
 547     tmpsrb.cmd.CDBByte[4]       = sizeof(inqbuf);
 548     tmpsrb.cmd.SRB_CDBLen       = 6;
 549
 550     ret = ASPI_ExecScsiCmd(&tmpsrb.cmd);
 551
 552     lpSRB->devtype.SRB_Status   = tmpsrb.cmd.SRB_Status;
 553     lpSRB->devtype.SRB_DeviceType = inqbuf[0]&0x1f;
 554
 555     TRACE("returning devicetype %d for target %d\n",inqbuf[0]&0x1f,tmpsrb.cmd.SRB_Target);
 556     if (ret!=SS_PENDING) /* Any error is passed down directly */
 557         return ret;
 558     /* FIXME: knows that the command is finished already, pass final Status */
 559     return tmpsrb.cmd.SRB_Status;
 560   }
 561   case SC_EXEC_SCSI_CMD:
 562     return ASPI_ExecScsiCmd(&lpSRB->cmd);
 563   case SC_ABORT_SRB:
 564     FIXME("Not implemented SC_ABORT_SRB\n");
 565     break;
 566   case SC_RESET_DEV:
 567     FIXME("Not implemented SC_RESET_DEV\n");
 568     break;
 569   case SC_GET_DISK_INFO:
 570     /* here we have to find out the int13 / bios association.
 571      * We just say we do not have any.
 572      */
 573     FIXME("SC_GET_DISK_INFO always return 'int13 unassociated disk'.\n");
 574     lpSRB->diskinfo.SRB_DriveFlags = 0; /* disk is not int13 served */
 575     return SS_COMP;
 576   default:
 577     FIXME("Unknown command %d\n", lpSRB->common.SRB_Cmd);
 578   }
 579   return SS_INVALID_SRB;
 580 #else
 581   return SS_INVALID_SRB;
 582 #endif
 583 }
 584
 585
 586 /***********************************************************************
 587  *             GetASPI32DLLVersion   (WNASPI32.4)
 588  */
 589 DWORD __cdecl GetASPI32DLLVersion(void)
 590 {
 591 #ifdef linux
 592         TRACE("Returning version 1\n");
 593         return 1;
 594 #else
 595         FIXME("Please add SCSI support for your operating system, returning 0\n");
 596         return 0;
 597 #endif
 598 }
 599
 600 /***********************************************************************
 601  *             GetASPI32Buffer   (WNASPI32.8)
 602  * Supposed to return a DMA capable large SCSI buffer.
 603  * Our implementation does not use those at all, all buffer stuff is
 604  * done in the kernel SG device layer. So we just heapalloc the buffer.
 605  */
 606 BOOL __cdecl GetASPI32Buffer(PASPI32BUFF pab)
 607 {
 608     pab->AB_BufPointer = HeapAlloc(GetProcessHeap(),
 609                 pab->AB_ZeroFill?HEAP_ZERO_MEMORY:0,
 610                 pab->AB_BufLen
 611     );
 612     if (!pab->AB_BufPointer) return FALSE;
 613     return TRUE;
 614 }
 615
 616 /***********************************************************************
 617  *             FreeASPI32Buffer   (WNASPI32.14)
 618  */
 619 BOOL __cdecl FreeASPI32Buffer(PASPI32BUFF pab)
 620 {
 621     HeapFree(GetProcessHeap(),0,pab->AB_BufPointer);
 622     return TRUE;
 623 }
 624
 625 /***********************************************************************
 626  *             TranslateASPI32Address   (WNASPI32.7)
 627  */
 628 BOOL __cdecl TranslateASPI32Address(LPDWORD pdwPath, LPDWORD pdwDEVNODE)
 629 {
 630     FIXME("(%p, %p), stub !\n", pdwPath, pdwDEVNODE);
 631     return TRUE;
 632 }