SendASPI32Command32 has to be __cdecl.

dlls/winaspi/winaspi16.c

@@ -221,7 +221,7 @@ ASPI_ExecScsiCmd(DWORD ptrPRB, UINT16 mode)
 
   fd = ASPI_OpenDevice16(lpPRB);
   if (fd == -1) {
-      ERR(aspi, "Failed: could not open device. Device permissions !?\n");
+      WARN(aspi, "Failed: could not open device. Device permissions !?\n");
       lpPRB->SRB_Status = SS_ERR;
       return SS_ERR;
   }

dlls/wnaspi32/winaspi32.c

@@ -333,7 +333,7 @@ DWORD WINAPI GetASPI32SupportInfo32()
 /***********************************************************************
  *             SendASPI32Command32 (WNASPI32.1)
  */
-DWORD WINAPI SendASPI32Command32(LPSRB32 lpSRB)
+DWORD __cdecl SendASPI32Command32(LPSRB32 lpSRB)
 {
 #ifdef linux
   switch (lpSRB->common.SRB_Cmd) {

documentation/aspi

@@ -14,6 +14,9 @@ completely bogus commands to the wrong device - An example would be
 formatting your hard drives (assuming the device gave you permission -
 if you're running as root, all bets are off).
 
+So please make sure that **all** SCSI devices that the program won't need
+have their permissions set as restricted as possible ! 
+
 Cookbook for setting up scanner: (At least how mine is to work)
 ================================
 
@@ -33,6 +36,8 @@ LINUX requirements:
 ============================================================
 0) Your scsi card must be supported under linux. This will not work with
 an unknown scsi card.
+Even for cheap'n crappy "scanner only" controllers some special Linux drivers
+exist on the net.
 
 1) Compile generic scsi drivers into your kernel.
 
@@ -70,15 +75,16 @@ ipplus.exe <---> (TWAIN INTERFACE) <---> (TWAIN DATA SOURCE . ASPI) -> WINASPI
 NOTES/BUGS:
 ===========
 The biggest is that it only works under linux at the moment.
-The ASPI code was only tested using a Mustek 800SP with a Buslogic
-controller under Linux.
 The ASPI code has only been tested with:
 - a Mustek 800SP with a Buslogic controller under Linux [BM]
 - a Siemens Nixdorf 9036 with Adaptec AVA-1505 under Linux
   accessed via DOSASPI.
-  Note that I had color problems, though (barely readable result). [AM]
+  Note that I had color problems, though (barely readable result) [AM]
+- a Fujitsu M2513A MO drive (640MB) using generic scsi drivers.
+  Formatting and ejecting worked perfectly.
+  Thanks to Uwe Bonnes for access to the hardware ! [AM]
 
-I make no warranty to the aspi code. It makes my scanner work. Your scanner
+I make no warranty to the aspi code. It makes my scanner work. Your devices
 may explode. I have no way of determining this. I take zero responsibility!
 
 

relay32/wnaspi32.spec

@@ -2,5 +2,5 @@ name	wnaspi32
 type	win32
 
 0 stdcall GetASPI32SupportInfo() GetASPI32SupportInfo32
-1 stdcall SendASPI32Command(ptr) SendASPI32Command32
+1 cdecl SendASPI32Command(ptr) SendASPI32Command32
 3 stub GetASPI32DLLVersion