dlls/winaspi/winaspi32.c

   1 #include "config.h"
   2
   3 #include <assert.h>
   4 #include <stdlib.h>
   5 #include <stdio.h>
   6 #include <sys/types.h>
   7 #include <errno.h>
   8 #include <fcntl.h>
   9 #include <memory.h>
  10 #include <unistd.h>
  11
  12 #include "winbase.h"
  13 #include "aspi.h"
  14 #include "wnaspi32.h"
  15 #include "winescsi.h"
  16 #include "options.h"
  17 #include "heap.h"
  18 #include "debugtools.h"
  19
  20 DEFAULT_DEBUG_CHANNEL(aspi);
  21
  22 /* FIXME!
  23  * 1) Residual byte length reporting not handled
  24  * 2) Make this code re-entrant for multithreading
  25  *    -- Added CriticalSection to OpenDevices function
  26  * 3) Only linux supported so far
  27  * 4) Leaves sg devices open. This may or may not be okay.  A better solution
  28  *    would be to close the file descriptors when the thread/process using
  29  *    them no longer needs them.
  30  */
  31
  32 #ifdef linux
  33
  34 static ASPI_DEVICE_INFO *ASPI_open_devices = NULL;
  35 static CRITICAL_SECTION ASPI_CritSection = CRITICAL_SECTION_INIT;
  36
  37 #endif /* defined(linux) */
  38
  39
  40 BOOL WINAPI WNASPI32_LibMain(HINSTANCE hInstDLL, DWORD fdwReason, LPVOID fImpLoad)
  41 {
  42 #ifdef linux
  43         switch( fdwReason )
  44         {
  45         case DLL_PROCESS_ATTACH:
  46             SCSI_Init();
  47             break;
  48         case DLL_PROCESS_DETACH:
  49             DeleteCriticalSection( &ASPI_CritSection );
  50             break;
  51         case DLL_THREAD_ATTACH:
  52         case DLL_THREAD_DETACH:
  53                 break;
  54         }
  55 #endif /* defined(linux) */
  56         return TRUE;
  57 }
  58
  59
  60 #ifdef linux
  61
  62 static int
  63 ASPI_OpenDevice(SRB_ExecSCSICmd *prb)
  64 {
  65     int fd;
  66     DWORD       hc;
  67     ASPI_DEVICE_INFO *curr;
  68
  69     /* search list of devices to see if we've opened it already.
  70      * There is not an explicit open/close in ASPI land, so hopefully
  71      * keeping a device open won't be a problem.
  72      */
  73
  74     EnterCriticalSection(&ASPI_CritSection);
  75     for (curr = ASPI_open_devices; curr; curr = curr->next) {
  76         if (curr->hostId == prb->SRB_HaId &&
  77             curr->target == prb->SRB_Target &&
  78             curr->lun == prb->SRB_Lun) {
  79             LeaveCriticalSection(&ASPI_CritSection);
  80             return curr->fd;
  81         }
  82     }
  83     LeaveCriticalSection(&ASPI_CritSection);
  84
  85     if (prb->SRB_HaId > ASPI_GetNumControllers())
  86         return -1;
  87
  88     hc = ASPI_GetHCforController( prb->SRB_HaId );
  89     fd = SCSI_OpenDevice( HIWORD(hc), LOWORD(hc), prb->SRB_Target, prb->SRB_Lun);
  90
  91     if (fd == -1)
  92         return -1;
  93
  94     /* device is now open */
  95     /* FIXME: Let users specify SCSI timeout in registry */
  96     SCSI_LinuxSetTimeout( fd, SCSI_DEFAULT_TIMEOUT );
  97
  98     curr = HeapAlloc( GetProcessHeap(), 0, sizeof(ASPI_DEVICE_INFO) );
  99     curr->fd = fd;
 100     curr->hostId = prb->SRB_HaId;
 101     curr->target = prb->SRB_Target;
 102     curr->lun = prb->SRB_Lun;
 103
 104     /* insert new record at beginning of open device list */
 105     EnterCriticalSection(&ASPI_CritSection);
 106     curr->next = ASPI_open_devices;
 107     ASPI_open_devices = curr;
 108     LeaveCriticalSection(&ASPI_CritSection);
 109     return fd;
 110 }
 111
 112
 113 static void
 114 ASPI_DebugPrintCmd(SRB_ExecSCSICmd *prb)
 115 {
 116   BYTE  cmd;
 117   int   i;
 118   BYTE *cdb;
 119
 120   switch (prb->CDBByte[0]) {
 121   case CMD_INQUIRY:
 122     TRACE("INQUIRY {\n");
 123     TRACE("\tEVPD: %d\n", prb->CDBByte[1] & 1);
 124     TRACE("\tLUN: %d\n", (prb->CDBByte[1] & 0xc) >> 1);
 125     TRACE("\tPAGE CODE: %d\n", prb->CDBByte[2]);
 126     TRACE("\tALLOCATION LENGTH: %d\n", prb->CDBByte[4]);
 127     TRACE("\tCONTROL: %d\n", prb->CDBByte[5]);
 128     TRACE("}\n");
 129     break;
 130   case CMD_SCAN_SCAN:
 131     TRACE("Transfer Length: %d\n", prb->CDBByte[4]);
 132     break;
 133   }
 134
 135   TRACE("Host Adapter: %d\n", prb->SRB_HaId);
 136   TRACE("Flags: %d\n", prb->SRB_Flags);
 137   if (TARGET_TO_HOST(prb)) {
 138     TRACE("\tData transfer: Target to host. Length checked.\n");
 139   }
 140   else if (HOST_TO_TARGET(prb)) {
 141     TRACE("\tData transfer: Host to target. Length checked.\n");
 142   }
 143   else if (NO_DATA_TRANSFERED(prb)) {
 144     TRACE("\tData transfer: none\n");
 145   }
 146   else {
 147     WARN("\tTransfer by scsi cmd. Length not checked.\n");
 148   }
 149
 150   TRACE("\tResidual byte length reporting %s\n", prb->SRB_Flags & 0x4 ? "enabled" : "disabled");
 151   TRACE("\tLinking %s\n", prb->SRB_Flags & 0x2 ? "enabled" : "disabled");
 152   TRACE("\tPosting %s\n", prb->SRB_Flags & 0x1 ? "enabled" : "disabled");
 153   TRACE("Target: %d\n", prb->SRB_Target);
 154   TRACE("Lun: %d\n", prb->SRB_Lun);
 155   TRACE("BufLen: %ld\n", prb->SRB_BufLen);
 156   TRACE("SenseLen: %d\n", prb->SRB_SenseLen);
 157   TRACE("BufPtr: %p\n", prb->SRB_BufPointer);
 158   TRACE("CDB Length: %d\n", prb->SRB_CDBLen);
 159   TRACE("POST Proc: %lx\n", (DWORD) prb->SRB_PostProc);
 160   cdb = &prb->CDBByte[0];
 161   cmd = prb->CDBByte[0];
 162   if (TRACE_ON(aspi)) {
 163       DPRINTF("CDB buffer[");
 164       for (i = 0; i < prb->SRB_CDBLen; i++) {
 165           if (i != 0) DPRINTF(",");
 166           DPRINTF("%02x", *cdb++);
 167       }
 168       DPRINTF("]\n");
 169   }
 170 }
 171
 172 static void
 173 ASPI_PrintCDBArea(SRB_ExecSCSICmd *prb)
 174 {
 175     if (TRACE_ON(aspi))
 176     {
 177         int i;
 178         DPRINTF("CDB[");
 179         for (i = 0; i < prb->SRB_CDBLen; i++) {
 180             if (i) DPRINTF(",");
 181             DPRINTF("%02x", prb->CDBByte[i]);
 182         }
 183         DPRINTF("]\n");
 184     }
 185 }
 186
 187 static void
 188 ASPI_PrintSenseArea(SRB_ExecSCSICmd *prb)
 189 {
 190   int   i;
 191   BYTE  *rqbuf = prb->SenseArea;
 192
 193   if (TRACE_ON(aspi))
 194   {
 195       DPRINTF("Request Sense reports:\n");
 196       if ((rqbuf[0]&0x7f)!=0x70) {
 197               DPRINTF("\tInvalid sense header: 0x%02x instead of 0x70\n", rqbuf[0]&0x7f);
 198               return;
 199       }
 200       DPRINTF("\tCurrent command read filemark: %s\n",(rqbuf[2]&0x80)?"yes":"no");
 201       DPRINTF("\tEarly warning passed: %s\n",(rqbuf[2]&0x40)?"yes":"no");
 202       DPRINTF("\tIncorrect blocklength: %s\n",(rqbuf[2]&0x20)?"yes":"no");
 203       DPRINTF("\tSense Key: %d\n",rqbuf[2]&0xf);
 204       if (rqbuf[0]&0x80)
 205         DPRINTF("\tResidual Length: %d\n",rqbuf[3]*0x1000000+rqbuf[4]*0x10000+rqbuf[5]*0x100+rqbuf[6]);
 206       DPRINTF("\tAdditional Sense Length: %d\n",rqbuf[7]);
 207       DPRINTF("\tAdditional Sense Code: %d\n",rqbuf[12]);
 208       DPRINTF("\tAdditional Sense Code Qualifier: %d\n",rqbuf[13]);
 209       if (rqbuf[15]&0x80) {
 210         DPRINTF("\tIllegal Param is in %s\n",(rqbuf[15]&0x40)?"the CDB":"the Data Out Phase");
 211         if (rqbuf[15]&0x8) {
 212           DPRINTF("Pointer at %d, bit %d\n",rqbuf[16]*256+rqbuf[17],rqbuf[15]&0x7);
 213         }
 214       }
 215       DPRINTF("SenseArea[");
 216       for (i = 0; i < prb->SRB_SenseLen; i++) {
 217         if (i) DPRINTF(",");
 218         DPRINTF("%02x", *rqbuf++);
 219       }
 220       DPRINTF("]\n");
 221   }
 222 }
 223
 224 static void
 225 ASPI_DebugPrintResult(SRB_ExecSCSICmd *prb)
 226 {
 227
 228   TRACE("SRB_Status: %x\n", prb->SRB_Status);
 229   TRACE("SRB_HaStat: %x\n", prb->SRB_HaStat);
 230   TRACE("SRB_TargStat: %x\n", prb->SRB_TargStat);
 231   switch (prb->CDBByte[0]) {
 232   case CMD_INQUIRY:
 233     TRACE("Vendor: '%s'\n", prb->SRB_BufPointer + INQUIRY_VENDOR);
 234     break;
 235   case CMD_TEST_UNIT_READY:
 236     ASPI_PrintSenseArea(prb);
 237     break;
 238   }
 239 }
 240
 241 /* Posting must be done in such a way that as soon as the SRB_Status is set
 242  * we don't touch the SRB anymore because it could possibly be freed
 243  * if the app is doing ASPI polling
 244  */
 245 static DWORD
 246 WNASPI32_DoPosting( SRB_ExecSCSICmd *lpPRB, DWORD status )
 247 {
 248         void (*SRB_PostProc)() = lpPRB->SRB_PostProc;
 249         BYTE SRB_Flags = lpPRB->SRB_Flags;
 250         if( status == SS_PENDING )
 251         {
 252                 WARN("Tried posting SS_PENDING\n");
 253                 return SS_PENDING;
 254         }
 255         lpPRB->SRB_Status = status;
 256         /* lpPRB is NOT safe, it could be freed in another thread */
 257
 258         if (SRB_PostProc)
 259         {
 260                 if (SRB_Flags & 0x1)
 261                 {
 262                         TRACE("Post Routine (%lx) called\n", (DWORD) SRB_PostProc);
 263                         /* Even though lpPRB could have been freed by
 264                          * the program.. that's unlikely if it planned
 265                          * to use it in the PostProc
 266                          */
 267                         (*SRB_PostProc)(lpPRB);
 268                 }
 269                 else if (SRB_Flags & SRB_EVENT_NOTIFY) {
 270                         TRACE("Setting event %04x\n", (HANDLE)SRB_PostProc);
 271                         SetEvent((HANDLE)SRB_PostProc);
 272                 }
 273         }
 274         return SS_PENDING;
 275 }
 276
 277 static WORD
 278 ASPI_ExecScsiCmd(SRB_ExecSCSICmd *lpPRB)
 279 {
 280   struct sg_header *sg_hd, *sg_reply_hdr;
 281   WORD ret;
 282   DWORD status;
 283   int   in_len, out_len;
 284   int   error_code = 0;
 285   int   fd;
 286   DWORD SRB_Status;
 287
 288   /* FIXME: hackmode */
 289 #define MAKE_TARGET_TO_HOST(lpPRB) \
 290         if (!TARGET_TO_HOST(lpPRB)) { \
 291             WARN("program was not sending target_to_host for cmd %x (flags=%x),correcting.\n",lpPRB->CDBByte[0],lpPRB->SRB_Flags); \
 292             lpPRB->SRB_Flags |= 0x08; \
 293         }
 294 #define MAKE_HOST_TO_TARGET(lpPRB) \
 295         if (!HOST_TO_TARGET(lpPRB)) { \
 296             WARN("program was not sending host_to_target for cmd %x (flags=%x),correcting.\n",lpPRB->CDBByte[0],lpPRB->SRB_Flags); \
 297             lpPRB->SRB_Flags |= 0x10; \
 298         }
 299   switch (lpPRB->CDBByte[0]) {
 300   case 0x12: /* INQUIRY */
 301   case 0x5a: /* MODE_SENSE_10 */
 302   case 0xa4: /* REPORT_KEY (DVD) MMC-2 */
 303   case 0xad: /* READ DVD STRUCTURE MMC-2 */
 304         MAKE_TARGET_TO_HOST(lpPRB)
 305         break;
 306   case 0xa3: /* SEND KEY (DVD) MMC-2 */
 307         MAKE_HOST_TO_TARGET(lpPRB)
 308         break;
 309   default:
 310         if ((((lpPRB->SRB_Flags & 0x18) == 0x00) ||
 311              ((lpPRB->SRB_Flags & 0x18) == 0x18)
 312             ) && lpPRB->SRB_BufLen
 313         ) {
 314             FIXME("command 0x%02x, no data transfer specified, but buflen is %ld!!!\n",lpPRB->CDBByte[0],lpPRB->SRB_BufLen);
 315         }
 316         break;
 317   }
 318   ASPI_DebugPrintCmd(lpPRB);
 319   if (lpPRB->SRB_HaId > ASPI_GetNumControllers()) {
 320       ERR("Failed: Wanted hostadapter %d, but we have only %d.\n",
 321           lpPRB->SRB_HaId,ASPI_GetNumControllers()
 322       );
 323       return WNASPI32_DoPosting( lpPRB, SS_INVALID_HA );
 324   }
 325   fd = ASPI_OpenDevice(lpPRB);
 326   if (fd == -1) {
 327       return WNASPI32_DoPosting( lpPRB, SS_NO_DEVICE );
 328   }
 329
 330   sg_hd = NULL;
 331   sg_reply_hdr = NULL;
 332
 333   lpPRB->SRB_Status = SS_PENDING;
 334
 335   if (!lpPRB->SRB_CDBLen) {
 336       ERR("Failed: lpPRB->SRB_CDBLen = 0.\n");
 337       return WNASPI32_DoPosting( lpPRB, SS_INVALID_SRB );
 338   }
 339
 340   /* build up sg_header + scsi cmd */
 341   if (HOST_TO_TARGET(lpPRB)) {
 342     /* send header, command, and then data */
 343     in_len = SCSI_OFF + lpPRB->SRB_CDBLen + lpPRB->SRB_BufLen;
 344     sg_hd = (struct sg_header *) HeapAlloc(GetProcessHeap(), 0, in_len);
 345     memset(sg_hd, 0, SCSI_OFF);
 346     memcpy(sg_hd + 1, &lpPRB->CDBByte[0], lpPRB->SRB_CDBLen);
 347     if (lpPRB->SRB_BufLen) {
 348       memcpy(((BYTE *) sg_hd) + SCSI_OFF + lpPRB->SRB_CDBLen, lpPRB->SRB_BufPointer, lpPRB->SRB_BufLen);
 349     }
 350   }
 351   else {
 352     /* send header and command - no data */
 353     in_len = SCSI_OFF + lpPRB->SRB_CDBLen;
 354     sg_hd = (struct sg_header *) HeapAlloc(GetProcessHeap(), 0, in_len);
 355     memset(sg_hd, 0, SCSI_OFF);
 356     memcpy(sg_hd + 1, &lpPRB->CDBByte[0], lpPRB->SRB_CDBLen);
 357   }
 358
 359   if (TARGET_TO_HOST(lpPRB)) {
 360     out_len = SCSI_OFF + lpPRB->SRB_BufLen;
 361     sg_reply_hdr = (struct sg_header *) HeapAlloc(GetProcessHeap(), 0, out_len);
 362     memset(sg_reply_hdr, 0, SCSI_OFF);
 363     sg_hd->reply_len = out_len;
 364   }
 365   else {
 366     out_len = SCSI_OFF;
 367     sg_reply_hdr = (struct sg_header *) HeapAlloc(GetProcessHeap(), 0, out_len);
 368     memset(sg_reply_hdr, 0, SCSI_OFF);
 369     sg_hd->reply_len = out_len;
 370   }
 371
 372   SCSI_Fix_CMD_LEN(fd, lpPRB->CDBByte[0], lpPRB->SRB_CDBLen);
 373
 374   if(!SCSI_LinuxDeviceIo( fd,
 375                           sg_hd, in_len,
 376                           sg_reply_hdr, out_len,
 377                           &status) )
 378   {
 379     goto error_exit;
 380   }
 381
 382   if (sg_reply_hdr->result != 0) {
 383     error_code = sg_reply_hdr->result;
 384     WARN("reply header error (%d)\n", sg_reply_hdr->result);
 385     goto error_exit;
 386   }
 387
 388   if (TARGET_TO_HOST(lpPRB) && lpPRB->SRB_BufLen) {
 389     memcpy(lpPRB->SRB_BufPointer, sg_reply_hdr + 1, lpPRB->SRB_BufLen);
 390   }
 391
 392   /* copy in sense buffer to amount that is available in client */
 393   if (lpPRB->SRB_SenseLen) {
 394     int sense_len = lpPRB->SRB_SenseLen;
 395     if (lpPRB->SRB_SenseLen > 16)
 396       sense_len = 16;
 397
 398     /* CDB is fixed in WNASPI32 */
 399     memcpy(lpPRB->SenseArea, &sg_reply_hdr->sense_buffer[0], sense_len);
 400
 401     ASPI_PrintCDBArea(lpPRB);
 402     ASPI_PrintSenseArea(lpPRB);
 403   }
 404
 405   SRB_Status = SS_COMP;
 406   lpPRB->SRB_HaStat = HASTAT_OK;
 407   lpPRB->SRB_TargStat = sg_reply_hdr->target_status << 1;
 408
 409   HeapFree(GetProcessHeap(), 0, sg_reply_hdr);
 410   HeapFree(GetProcessHeap(), 0, sg_hd);
 411
 412   /* FIXME: Should this be != 0 maybe? */
 413   if( lpPRB->SRB_TargStat == 2 ) {
 414     SRB_Status = SS_ERR;
 415     switch (lpPRB->CDBByte[0]) {
 416     case 0xa4: /* REPORT_KEY (DVD) MMC-2 */
 417     case 0xa3: /* SEND KEY (DVD) MMC-2 */
 418           SRB_Status = SS_COMP;
 419           lpPRB->SRB_TargStat = 0;
 420           FIXME("Program wants to do DVD Region switching, but fails (non compliant DVD drive). Ignoring....\n");
 421           break;
 422     }
 423   }
 424
 425   ASPI_DebugPrintResult(lpPRB);
 426   /* now do posting */
 427   ret = WNASPI32_DoPosting( lpPRB, SRB_Status );
 428
 429   switch (lpPRB->CDBByte[0]) {
 430   case CMD_INQUIRY:
 431       if (SRB_Status == SS_COMP)
 432           return SS_COMP; /* some junk expects ss_comp here. */
 433       /*FALLTHROUGH*/
 434   default:
 435       /*FALLTHROUGH*/
 436   }
 437
 438   /* In real WNASPI32 stuff really is always pending because ASPI does things
 439      in the background, but we are not doing that (yet) */
 440
 441   return ret;
 442
 443 error_exit:
 444   SRB_Status = SS_ERR;
 445   if (error_code == EBUSY) {
 446       WNASPI32_DoPosting( lpPRB, SS_ASPI_IS_BUSY );
 447       TRACE("Device busy\n");
 448   } else
 449       FIXME("Failed\n");
 450
 451   /* I'm not sure exactly error codes work here
 452    * We probably should set lpPRB->SRB_TargStat, SRB_HaStat ?
 453    */
 454   WARN("error_exit\n");
 455   HeapFree(GetProcessHeap(), 0, sg_reply_hdr);
 456   HeapFree(GetProcessHeap(), 0, sg_hd);
 457   WNASPI32_DoPosting( lpPRB, SRB_Status );
 458   return SS_PENDING;
 459 }
 460
 461 #endif /* defined(linux) */
 462
 463
 464 /*******************************************************************
 465  *     GetASPI32SupportInfo             [WNASPI32.1]
 466  *
 467  * Checks if the ASPI subsystem is initialized correctly.
 468  *
 469  * RETURNS
 470  *    HIWORD: 0.
 471  *    HIBYTE of LOWORD: status (SS_COMP or SS_FAILED_INIT)
 472  *    LOBYTE of LOWORD: # of host adapters.
 473  */
 474 DWORD __cdecl GetASPI32SupportInfo(void)
 475 {
 476     DWORD controllers = ASPI_GetNumControllers();
 477
 478     if (!controllers)
 479         return SS_NO_ADAPTERS << 8;
 480     return (SS_COMP << 8) | controllers ;
 481 }
 482
 483 /***********************************************************************
 484  *             SendASPI32Command (WNASPI32.2)
 485  */
 486 DWORD __cdecl SendASPI32Command(LPSRB lpSRB)
 487 {
 488 #ifdef linux
 489   switch (lpSRB->common.SRB_Cmd) {
 490   case SC_HA_INQUIRY:
 491     lpSRB->inquiry.SRB_Status = SS_COMP;       /* completed successfully */
 492     lpSRB->inquiry.HA_Count = ASPI_GetNumControllers();
 493     lpSRB->inquiry.HA_SCSI_ID = 7;             /* not always ID 7 */
 494     strcpy(lpSRB->inquiry.HA_ManagerId, "ASPI for WIN32"); /* max 15 chars, don't change */
 495     strcpy(lpSRB->inquiry.HA_Identifier, "Wine host"); /* FIXME: return host adapter name */
 496     memset(lpSRB->inquiry.HA_Unique, 0, 16); /* default HA_Unique content */
 497     lpSRB->inquiry.HA_Unique[6] = 0x02; /* Maximum Transfer Length (128K, Byte> 4-7) */
 498     lpSRB->inquiry.HA_Unique[3] = 0x08; /* Maximum number of SCSI targets */
 499     FIXME("ASPI: Partially implemented SC_HA_INQUIRY for adapter %d.\n", lpSRB->inquiry.SRB_HaId);
 500     return SS_COMP;
 501
 502   case SC_GET_DEV_TYPE: {
 503     /* FIXME: We should return SS_NO_DEVICE if the device is not configured */
 504     /* FIXME: We should return SS_INVALID_HA if HostAdapter!=0 */
 505     SRB         tmpsrb;
 506     char        inqbuf[200];
 507     DWORD       ret;
 508
 509     memset(&tmpsrb,0,sizeof(tmpsrb));
 510
 511     /* Copy header */
 512     memcpy(&tmpsrb.common,&(lpSRB->common),sizeof(tmpsrb.common));
 513
 514     tmpsrb.cmd.SRB_Flags        |= 8; /* target to host */
 515     tmpsrb.cmd.SRB_Cmd          = SC_EXEC_SCSI_CMD;
 516     tmpsrb.cmd.SRB_Target       = lpSRB->devtype.SRB_Target;
 517     tmpsrb.cmd.SRB_Lun          = lpSRB->devtype.SRB_Lun;
 518     tmpsrb.cmd.SRB_BufLen       = sizeof(inqbuf);
 519     tmpsrb.cmd.SRB_BufPointer   = inqbuf;
 520     tmpsrb.cmd.CDBByte[0]       = 0x12; /* INQUIRY  */
 521                                   /* FIXME: handle lun */
 522     tmpsrb.cmd.CDBByte[4]       = sizeof(inqbuf);
 523     tmpsrb.cmd.SRB_CDBLen       = 6;
 524
 525     ret = ASPI_ExecScsiCmd(&tmpsrb.cmd);
 526
 527     lpSRB->devtype.SRB_Status   = tmpsrb.cmd.SRB_Status;
 528     lpSRB->devtype.SRB_DeviceType = inqbuf[0]&0x1f;
 529
 530     TRACE("returning devicetype %d for target %d\n",inqbuf[0]&0x1f,tmpsrb.cmd.SRB_Target);
 531     if (ret!=SS_PENDING) /* Any error is passed down directly */
 532         return ret;
 533     /* FIXME: knows that the command is finished already, pass final Status */
 534     return tmpsrb.cmd.SRB_Status;
 535   }
 536   case SC_EXEC_SCSI_CMD:
 537     return ASPI_ExecScsiCmd(&lpSRB->cmd);
 538   case SC_ABORT_SRB:
 539     FIXME("Not implemented SC_ABORT_SRB\n");
 540     break;
 541   case SC_RESET_DEV:
 542     FIXME("Not implemented SC_RESET_DEV\n");
 543     break;
 544   case SC_GET_DISK_INFO:
 545     /* here we have to find out the int13 / bios association.
 546      * We just say we do not have any.
 547      */
 548     FIXME("SC_GET_DISK_INFO always return 'int13 unassociated disk'.\n");
 549     lpSRB->diskinfo.SRB_DriveFlags = 0; /* disk is not int13 served */
 550     return SS_COMP;
 551   default:
 552     FIXME("Unknown command %d\n", lpSRB->common.SRB_Cmd);
 553   }
 554   return SS_INVALID_SRB;
 555 #else
 556   return SS_INVALID_SRB;
 557 #endif
 558 }
 559
 560
 561 /***********************************************************************
 562  *             GetASPI32DLLVersion   (WNASPI32.4)
 563  */
 564 DWORD __cdecl GetASPI32DLLVersion(void)
 565 {
 566 #ifdef linux
 567         TRACE("Returning version 1\n");
 568         return (DWORD)1;
 569 #else
 570         FIXME("Please add SCSI support for your operating system, returning 0\n");
 571         return (DWORD)0;
 572 #endif
 573 }
 574
 575 /***********************************************************************
 576  *             GetASPI32Buffer   (WNASPI32.8)
 577  * Supposed to return a DMA capable large SCSI buffer.
 578  * Our implementation does not use those at all, all buffer stuff is
 579  * done in the kernel SG device layer. So we just heapalloc the buffer.
 580  */
 581 BOOL __cdecl GetASPI32Buffer(PASPI32BUFF pab)
 582 {
 583     pab->AB_BufPointer = HeapAlloc(GetProcessHeap(),
 584                 pab->AB_ZeroFill?HEAP_ZERO_MEMORY:0,
 585                 pab->AB_BufLen
 586     );
 587     if (!pab->AB_BufPointer) return FALSE;
 588     return TRUE;
 589 }
 590
 591 /***********************************************************************
 592  *             FreeASPI32Buffer   (WNASPI32.14)
 593  */
 594 BOOL __cdecl FreeASPI32Buffer(PASPI32BUFF pab)
 595 {
 596     HeapFree(GetProcessHeap(),0,pab->AB_BufPointer);
 597     return TRUE;
 598 }
 599
 600 /***********************************************************************
 601  *             TranslateASPI32Address   (WNASPI32.7)
 602  */
 603 BOOL __cdecl TranslateASPI32Address(LPDWORD pdwPath, LPDWORD pdwDEVNODE)
 604 {
 605     FIXME("(%p, %p), stub !\n", pdwPath, pdwDEVNODE);
 606     return TRUE;
 607 }