485 lines
13 KiB
C
485 lines
13 KiB
C
#include "config.h"
|
|
|
|
#include <stdlib.h>
|
|
#include <sys/types.h>
|
|
#include <sys/stat.h>
|
|
#include <errno.h>
|
|
#include <fcntl.h>
|
|
#include <memory.h>
|
|
#include <unistd.h>
|
|
|
|
#include "winbase.h"
|
|
#include "aspi.h"
|
|
#include "wnaspi32.h"
|
|
#include "options.h"
|
|
#include "heap.h"
|
|
#include "debugtools.h"
|
|
#include "ldt.h"
|
|
#include "callback.h"
|
|
|
|
DEFAULT_DEBUG_CHANNEL(aspi)
|
|
|
|
/* FIXME!
|
|
* 1) Residual byte length reporting not handled
|
|
* 2) Make this code re-entrant for multithreading
|
|
* -- Added CriticalSection to OpenDevices function
|
|
* 3) Only linux supported so far
|
|
* 4) Leaves sg devices open. This may or may not be okay. A better solution
|
|
* would be to close the file descriptors when the thread/process using
|
|
* them no longer needs them.
|
|
*/
|
|
|
|
#ifdef linux
|
|
|
|
static ASPI_DEVICE_INFO *ASPI_open_devices = NULL;
|
|
static CRITICAL_SECTION ASPI_CritSection;
|
|
|
|
#endif /* defined(linux) */
|
|
|
|
|
|
BOOL WINAPI WNASPI32_LibMain(HINSTANCE hInstDLL, DWORD fdwReason, LPVOID fImpLoad)
|
|
{
|
|
#ifdef linux
|
|
static BOOL bInitDone=FALSE;
|
|
#if 0
|
|
TRACE("0x%x 0x%1x %p\n", hInstDLL, fdwReason, fImpLoad);
|
|
#endif
|
|
switch( fdwReason )
|
|
{
|
|
case DLL_PROCESS_ATTACH:
|
|
/* Create instance data */
|
|
if(!bInitDone)
|
|
{
|
|
/* Initialize global stuff just once */
|
|
InitializeCriticalSection(&ASPI_CritSection);
|
|
bInitDone=TRUE;
|
|
}
|
|
break;
|
|
case DLL_PROCESS_DETACH:
|
|
/* Destroy instance data */
|
|
break;
|
|
case DLL_THREAD_ATTACH:
|
|
case DLL_THREAD_DETACH:
|
|
break;
|
|
}
|
|
return TRUE;
|
|
#else /* defined(linux) */
|
|
return TRUE;
|
|
#endif /* defined(linux) */
|
|
}
|
|
|
|
#ifdef linux
|
|
|
|
static int
|
|
ASPI_OpenDevice(SRB_ExecSCSICmd *prb)
|
|
{
|
|
int fd;
|
|
char idstr[20];
|
|
char device_str[50];
|
|
ASPI_DEVICE_INFO *curr;
|
|
|
|
/* search list of devices to see if we've opened it already.
|
|
* There is not an explicit open/close in ASPI land, so hopefully
|
|
* keeping a device open won't be a problem.
|
|
*/
|
|
|
|
EnterCriticalSection(&ASPI_CritSection);
|
|
for (curr = ASPI_open_devices; curr; curr = curr->next) {
|
|
if (curr->hostId == prb->SRB_HaId &&
|
|
curr->target == prb->SRB_Target &&
|
|
curr->lun == prb->SRB_Lun) {
|
|
LeaveCriticalSection(&ASPI_CritSection);
|
|
return curr->fd;
|
|
}
|
|
}
|
|
LeaveCriticalSection(&ASPI_CritSection);
|
|
|
|
/* device wasn't cached, go ahead and open it */
|
|
sprintf(idstr, "scsi c%1dt%1dd%1d", prb->SRB_HaId, prb->SRB_Target, prb->SRB_Lun);
|
|
|
|
if (!PROFILE_GetWineIniString(idstr, "Device", "", device_str, sizeof(device_str))) {
|
|
TRACE("Trying to open unlisted scsi device %s\n", idstr);
|
|
return -1;
|
|
}
|
|
|
|
TRACE("Opening device %s=%s\n", idstr, device_str);
|
|
|
|
fd = open(device_str, O_RDWR);
|
|
if (fd == -1) {
|
|
int save_error = errno;
|
|
#ifdef HAVE_STRERROR
|
|
ERR("Error opening device %s, error '%s'\n", device_str, strerror(save_error));
|
|
#else
|
|
ERR("Error opening device %s, error %d\n", device_str, save_error);
|
|
#endif
|
|
return -1;
|
|
}
|
|
|
|
/* device is now open */
|
|
curr = HeapAlloc( SystemHeap, 0, sizeof(ASPI_DEVICE_INFO) );
|
|
curr->fd = fd;
|
|
curr->hostId = prb->SRB_HaId;
|
|
curr->target = prb->SRB_Target;
|
|
curr->lun = prb->SRB_Lun;
|
|
|
|
/* insert new record at beginning of open device list */
|
|
EnterCriticalSection(&ASPI_CritSection);
|
|
curr->next = ASPI_open_devices;
|
|
ASPI_open_devices = curr;
|
|
LeaveCriticalSection(&ASPI_CritSection);
|
|
return fd;
|
|
}
|
|
|
|
|
|
static void
|
|
ASPI_DebugPrintCmd(SRB_ExecSCSICmd *prb)
|
|
{
|
|
BYTE cmd;
|
|
int i;
|
|
BYTE *cdb;
|
|
|
|
switch (prb->CDBByte[0]) {
|
|
case CMD_INQUIRY:
|
|
TRACE("{\n");
|
|
TRACE("\tEVPD: %d\n", prb->CDBByte[1] & 1);
|
|
TRACE("\tLUN: %d\n", (prb->CDBByte[1] & 0xc) >> 1);
|
|
TRACE("\tPAGE CODE: %d\n", prb->CDBByte[2]);
|
|
TRACE("\tALLOCATION LENGTH: %d\n", prb->CDBByte[4]);
|
|
TRACE("\tCONTROL: %d\n", prb->CDBByte[5]);
|
|
TRACE("}\n");
|
|
break;
|
|
case CMD_SCAN_SCAN:
|
|
TRACE("Transfer Length: %d\n", prb->CDBByte[4]);
|
|
break;
|
|
}
|
|
|
|
TRACE("Host Adapter: %d\n", prb->SRB_HaId);
|
|
TRACE("Flags: %d\n", prb->SRB_Flags);
|
|
if (TARGET_TO_HOST(prb)) {
|
|
TRACE("\tData transfer: Target to host. Length checked.\n");
|
|
}
|
|
else if (HOST_TO_TARGET(prb)) {
|
|
TRACE("\tData transfer: Host to target. Length checked.\n");
|
|
}
|
|
else if (NO_DATA_TRANSFERED(prb)) {
|
|
TRACE("\tData transfer: none\n");
|
|
}
|
|
else {
|
|
WARN("\tTransfer by scsi cmd. Length not checked.\n");
|
|
}
|
|
|
|
TRACE("\tResidual byte length reporting %s\n", prb->SRB_Flags & 0x4 ? "enabled" : "disabled");
|
|
TRACE("\tLinking %s\n", prb->SRB_Flags & 0x2 ? "enabled" : "disabled");
|
|
TRACE("\tPosting %s\n", prb->SRB_Flags & 0x1 ? "enabled" : "disabled");
|
|
TRACE("Target: %d\n", prb->SRB_Target);
|
|
TRACE("Lun: %d\n", prb->SRB_Lun);
|
|
TRACE("BufLen: %ld\n", prb->SRB_BufLen);
|
|
TRACE("SenseLen: %d\n", prb->SRB_SenseLen);
|
|
TRACE("BufPtr: %p\n", prb->SRB_BufPointer);
|
|
TRACE("CDB Length: %d\n", prb->SRB_CDBLen);
|
|
TRACE("POST Proc: %lx\n", (DWORD) prb->SRB_PostProc);
|
|
cdb = &prb->CDBByte[0];
|
|
cmd = prb->CDBByte[0];
|
|
if (TRACE_ON(aspi))
|
|
{
|
|
DPRINTF("CDB buffer[");
|
|
for (i = 0; i < prb->SRB_CDBLen; i++) {
|
|
if (i != 0) DPRINTF(",");
|
|
DPRINTF("%02x", *cdb++);
|
|
}
|
|
DPRINTF("]\n");
|
|
}
|
|
}
|
|
|
|
static void
|
|
ASPI_PrintSenseArea(SRB_ExecSCSICmd *prb)
|
|
{
|
|
int i;
|
|
BYTE *cdb;
|
|
|
|
if (TRACE_ON(aspi))
|
|
{
|
|
cdb = &prb->CDBByte[16];
|
|
DPRINTF("SenseArea[");
|
|
for (i = 0; i < prb->SRB_SenseLen; i++) {
|
|
if (i) DPRINTF(",");
|
|
DPRINTF("%02x", *cdb++);
|
|
}
|
|
DPRINTF("]\n");
|
|
}
|
|
}
|
|
|
|
static void
|
|
ASPI_DebugPrintResult(SRB_ExecSCSICmd *prb)
|
|
{
|
|
|
|
TRACE("SRB_Status: %x\n", prb->SRB_Status);
|
|
TRACE("SRB_HaStat: %x\n", prb->SRB_HaStat);
|
|
TRACE("SRB_TargStat: %x\n", prb->SRB_TargStat);
|
|
switch (prb->CDBByte[0]) {
|
|
case CMD_INQUIRY:
|
|
TRACE("Vendor: '%s'\n", prb->SRB_BufPointer + INQUIRY_VENDOR);
|
|
break;
|
|
case CMD_TEST_UNIT_READY:
|
|
ASPI_PrintSenseArea(prb);
|
|
break;
|
|
}
|
|
}
|
|
|
|
static WORD
|
|
ASPI_ExecScsiCmd(SRB_ExecSCSICmd *lpPRB)
|
|
{
|
|
struct sg_header *sg_hd, *sg_reply_hdr;
|
|
int status;
|
|
int in_len, out_len;
|
|
int error_code = 0;
|
|
int fd;
|
|
|
|
ASPI_DebugPrintCmd(lpPRB);
|
|
|
|
fd = ASPI_OpenDevice(lpPRB);
|
|
if (fd == -1) {
|
|
ERR("Failed: could not open device c%01dt%01dd%01d. Device permissions !?\n",
|
|
lpPRB->SRB_HaId,lpPRB->SRB_Target,lpPRB->SRB_Lun);
|
|
lpPRB->SRB_Status = SS_NO_DEVICE;
|
|
return SS_NO_DEVICE;
|
|
}
|
|
|
|
sg_hd = NULL;
|
|
sg_reply_hdr = NULL;
|
|
|
|
lpPRB->SRB_Status = SS_PENDING;
|
|
|
|
if (!lpPRB->SRB_CDBLen) {
|
|
WARN("Failed: lpPRB->SRB_CDBLen = 0.\n");
|
|
lpPRB->SRB_Status = SS_ERR;
|
|
return SS_ERR;
|
|
}
|
|
|
|
/* build up sg_header + scsi cmd */
|
|
if (HOST_TO_TARGET(lpPRB)) {
|
|
/* send header, command, and then data */
|
|
in_len = SCSI_OFF + lpPRB->SRB_CDBLen + lpPRB->SRB_BufLen;
|
|
sg_hd = (struct sg_header *) HeapAlloc(GetProcessHeap(), 0, in_len);
|
|
memset(sg_hd, 0, SCSI_OFF);
|
|
memcpy(sg_hd + 1, &lpPRB->CDBByte[0], lpPRB->SRB_CDBLen);
|
|
if (lpPRB->SRB_BufLen) {
|
|
memcpy(((BYTE *) sg_hd) + SCSI_OFF + lpPRB->SRB_CDBLen, lpPRB->SRB_BufPointer, lpPRB->SRB_BufLen);
|
|
}
|
|
}
|
|
else {
|
|
/* send header and command - no data */
|
|
in_len = SCSI_OFF + lpPRB->SRB_CDBLen;
|
|
sg_hd = (struct sg_header *) HeapAlloc(GetProcessHeap(), 0, in_len);
|
|
memset(sg_hd, 0, SCSI_OFF);
|
|
memcpy(sg_hd + 1, &lpPRB->CDBByte[0], lpPRB->SRB_CDBLen);
|
|
}
|
|
|
|
if (TARGET_TO_HOST(lpPRB)) {
|
|
out_len = SCSI_OFF + lpPRB->SRB_BufLen;
|
|
sg_reply_hdr = (struct sg_header *) HeapAlloc(GetProcessHeap(), 0, out_len);
|
|
memset(sg_reply_hdr, 0, SCSI_OFF);
|
|
sg_hd->reply_len = out_len;
|
|
}
|
|
else {
|
|
out_len = SCSI_OFF;
|
|
sg_reply_hdr = (struct sg_header *) HeapAlloc(GetProcessHeap(), 0, out_len);
|
|
memset(sg_reply_hdr, 0, SCSI_OFF);
|
|
sg_hd->reply_len = out_len;
|
|
}
|
|
|
|
status = write(fd, sg_hd, in_len);
|
|
if (status < 0 || status != in_len) {
|
|
int save_error = errno;
|
|
|
|
WARN("Not enough bytes written to scsi device bytes=%d .. %d\n", in_len, status);
|
|
if (status < 0) {
|
|
if (save_error == ENOMEM) {
|
|
MESSAGE("ASPI: Linux generic scsi driver\n You probably need to re-compile your kernel with a larger SG_BIG_BUFF value (sg.h)\n Suggest 130560\n");
|
|
}
|
|
#ifdef HAVE_STRERROR
|
|
WARN("error:= '%s'\n", strerror(save_error));
|
|
#else
|
|
WARN("error:= %d\n", save_error);
|
|
#endif
|
|
}
|
|
goto error_exit;
|
|
}
|
|
|
|
status = read(fd, sg_reply_hdr, out_len);
|
|
if (status < 0 || status != out_len) {
|
|
WARN("not enough bytes read from scsi device%d\n", status);
|
|
goto error_exit;
|
|
}
|
|
|
|
if (sg_reply_hdr->result != 0) {
|
|
error_code = sg_reply_hdr->result;
|
|
WARN("reply header error (%d)\n", sg_reply_hdr->result);
|
|
goto error_exit;
|
|
}
|
|
|
|
if (TARGET_TO_HOST(lpPRB) && lpPRB->SRB_BufLen) {
|
|
memcpy(lpPRB->SRB_BufPointer, sg_reply_hdr + 1, lpPRB->SRB_BufLen);
|
|
}
|
|
|
|
/* copy in sense buffer to amount that is available in client */
|
|
if (lpPRB->SRB_SenseLen) {
|
|
int sense_len = lpPRB->SRB_SenseLen;
|
|
if (lpPRB->SRB_SenseLen > 16)
|
|
sense_len = 16;
|
|
|
|
/* CDB is fixed in WNASPI32 */
|
|
memcpy(&lpPRB->CDBByte[16], &sg_reply_hdr->sense_buffer[0], sense_len);
|
|
|
|
TRACE("CDB is %d bytes long\n", lpPRB->SRB_CDBLen );
|
|
ASPI_PrintSenseArea(lpPRB);
|
|
}
|
|
|
|
lpPRB->SRB_Status = SS_COMP;
|
|
lpPRB->SRB_HaStat = HASTAT_OK;
|
|
lpPRB->SRB_TargStat = sg_reply_hdr->target_status << 1;
|
|
|
|
/* FIXME: Should this be != 0 maybe? */
|
|
if( lpPRB->SRB_TargStat == 2 )
|
|
lpPRB->SRB_Status = SS_ERR;
|
|
|
|
ASPI_DebugPrintResult(lpPRB);
|
|
/* now do posting */
|
|
|
|
if (lpPRB->SRB_PostProc) {
|
|
if (ASPI_POSTING(lpPRB)) {
|
|
TRACE("Post Routine (%lx) called\n", (DWORD) lpPRB->SRB_PostProc);
|
|
(*lpPRB->SRB_PostProc)(lpPRB);
|
|
}
|
|
else
|
|
if (lpPRB->SRB_Flags & SRB_EVENT_NOTIFY) {
|
|
TRACE("Setting event %04x\n", (HANDLE)lpPRB->SRB_PostProc);
|
|
SetEvent((HANDLE)lpPRB->SRB_PostProc); /* FIXME: correct ? */
|
|
}
|
|
}
|
|
HeapFree(GetProcessHeap(), 0, sg_reply_hdr);
|
|
HeapFree(GetProcessHeap(), 0, sg_hd);
|
|
return SS_PENDING;
|
|
/* In real WNASPI32 stuff really is always pending because ASPI does things
|
|
in the background, but we are not doing that (yet) */
|
|
|
|
error_exit:
|
|
if (error_code == EBUSY) {
|
|
lpPRB->SRB_Status = SS_ASPI_IS_BUSY;
|
|
TRACE("Device busy\n");
|
|
}
|
|
else {
|
|
WARN("Failed\n");
|
|
lpPRB->SRB_Status = SS_ERR;
|
|
}
|
|
|
|
/* I'm not sure exactly error codes work here
|
|
* We probably should set lpPRB->SRB_TargStat, SRB_HaStat ?
|
|
*/
|
|
WARN("error_exit\n");
|
|
HeapFree(GetProcessHeap(), 0, sg_reply_hdr);
|
|
HeapFree(GetProcessHeap(), 0, sg_hd);
|
|
return lpPRB->SRB_Status;
|
|
}
|
|
|
|
#endif /* defined(linux) */
|
|
|
|
|
|
/*******************************************************************
|
|
* GetASPI32SupportInfo32 [WNASPI32.0]
|
|
*
|
|
* Checks if the ASPI subsystem is initialized correctly.
|
|
*
|
|
* RETURNS
|
|
* HIWORD: 0.
|
|
* HIBYTE of LOWORD: status (SS_COMP or SS_FAILED_INIT)
|
|
* LOBYTE of LOWORD: # of host adapters.
|
|
*/
|
|
DWORD WINAPI GetASPI32SupportInfo()
|
|
{
|
|
return ((SS_COMP << 8) | 1); /* FIXME: get # of host adapters installed */
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* SendASPI32Command32 (WNASPI32.1)
|
|
*/
|
|
DWORD __cdecl SendASPI32Command(LPSRB lpSRB)
|
|
{
|
|
#ifdef linux
|
|
switch (lpSRB->common.SRB_Cmd) {
|
|
case SC_HA_INQUIRY:
|
|
lpSRB->inquiry.SRB_Status = SS_COMP; /* completed successfully */
|
|
lpSRB->inquiry.HA_Count = 1; /* not always */
|
|
lpSRB->inquiry.HA_SCSI_ID = 7; /* not always ID 7 */
|
|
strcat(lpSRB->inquiry.HA_ManagerId, "ASPI for WIN32"); /* max 15 chars, don't change */
|
|
strcat(lpSRB->inquiry.HA_Identifier, "Wine host"); /* FIXME: return host adapter name */
|
|
memset(lpSRB->inquiry.HA_Unique, 0, 16); /* default HA_Unique content */
|
|
lpSRB->inquiry.HA_Unique[6] = 0x02; /* Maximum Transfer Length (128K, Byte> 4-7) */
|
|
FIXME("ASPI: Partially implemented SC_HA_INQUIRY for adapter %d.\n", lpSRB->inquiry.SRB_HaId);
|
|
return SS_COMP;
|
|
case SC_GET_DEV_TYPE: {
|
|
/* FIXME: We should return SS_NO_DEVICE if the device is not configured */
|
|
/* FIXME: We should return SS_INVALID_HA if HostAdapter!=0 */
|
|
SRB tmpsrb;
|
|
char inqbuf[200];
|
|
|
|
memset(&tmpsrb,0,sizeof(tmpsrb));
|
|
|
|
tmpsrb.cmd.SRB_Cmd = SC_EXEC_SCSI_CMD;
|
|
#define X(x) tmpsrb.cmd.SRB_##x = lpSRB->devtype.SRB_##x
|
|
X(Status);X(HaId);X(Flags);X(Target);X(Lun);
|
|
#undef X
|
|
tmpsrb.cmd.SRB_BufLen = sizeof(inqbuf);
|
|
tmpsrb.cmd.SRB_Flags = 8;/*target->host data. FIXME: anything more?*/
|
|
tmpsrb.cmd.SRB_BufPointer = inqbuf;
|
|
tmpsrb.cmd.CDBByte[0] = 0x12; /* INQUIRY */
|
|
tmpsrb.cmd.CDBByte[4] = sizeof(inqbuf);
|
|
tmpsrb.cmd.SRB_CDBLen = 6;
|
|
ASPI_ExecScsiCmd(&tmpsrb.cmd);
|
|
#define X(x) lpSRB->devtype.SRB_##x = tmpsrb.cmd.SRB_##x
|
|
X(Status);
|
|
#undef X
|
|
lpSRB->devtype.SRB_DeviceType = inqbuf[0]&0x1f;
|
|
TRACE("returning devicetype %d for target %d\n",inqbuf[0]&0x1f,tmpsrb.cmd.SRB_Target);
|
|
break;
|
|
}
|
|
case SC_EXEC_SCSI_CMD:
|
|
return ASPI_ExecScsiCmd(&lpSRB->cmd);
|
|
break;
|
|
case SC_ABORT_SRB:
|
|
FIXME("Not implemented SC_ABORT_SRB\n");
|
|
break;
|
|
case SC_RESET_DEV:
|
|
FIXME("Not implemented SC_RESET_DEV\n");
|
|
break;
|
|
#ifdef SC_GET_DISK_INFO
|
|
case SC_GET_DISK_INFO:
|
|
/* NT Doesn't implement this either.. so don't feel bad */
|
|
WARN("Not implemented SC_GET_DISK_INFO\n");
|
|
break;
|
|
#endif
|
|
default:
|
|
WARN("Unknown command %d\n", lpSRB->common.SRB_Cmd);
|
|
}
|
|
return SS_INVALID_SRB;
|
|
#else
|
|
return SS_INVALID_SRB;
|
|
#endif
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GetASPI32DLLVersion32 (WNASPI32.3)
|
|
*/
|
|
|
|
DWORD WINAPI GetASPI32DLLVersion()
|
|
{
|
|
#ifdef linux
|
|
return (DWORD)1;
|
|
#else
|
|
return (DWORD)0;
|
|
#endif
|
|
}
|
|
|