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mirror_smartmontools-debian/os_win32.cpp
Guido Guenther a37e71455d Imported upstream version 5.38~cvs20071118
2007-11-19 13:17:31 +01:00

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/*
* os_win32.cpp
*
* Home page of code is: http://smartmontools.sourceforge.net
*
* Copyright (C) 2004-7 Christian Franke <smartmontools-support@lists.sourceforge.net>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2, or (at your option)
* any later version.
*
* You should have received a copy of the GNU General Public License
* (for example COPYING); if not, write to the Free
* Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*
*/
#include "config.h"
#include "int64.h"
#include "atacmds.h"
#include "extern.h"
extern smartmonctrl * con; // con->permissive,reportataioctl
#include "scsicmds.h"
#include "utility.h"
extern int64_t bytes; // malloc() byte count
#include <errno.h>
#ifdef _DEBUG
#include <assert.h>
#else
#define assert(x) /**/
#endif
#define WIN32_LEAN_AND_MEAN
#include <windows.h>
#include <stddef.h> // offsetof()
#include <io.h> // access()
// Macro to check constants at compile time using a dummy typedef
#define ASSERT_CONST(c, n) \
typedef char assert_const_##c[((c) == (n)) ? 1 : -1]
#define ASSERT_SIZEOF(t, n) \
typedef char assert_sizeof_##t[(sizeof(t) == (n)) ? 1 : -1]
// Needed by '-V' option (CVS versioning) of smartd/smartctl
const char *os_XXXX_c_cvsid="$Id: os_win32.cpp,v 1.59 2007/10/31 22:08:04 chrfranke Exp $"
ATACMDS_H_CVSID CONFIG_H_CVSID EXTERN_H_CVSID INT64_H_CVSID SCSICMDS_H_CVSID UTILITY_H_CVSID;
// Running on Win9x/ME ?
static inline bool is_win9x()
{
return !!(GetVersion() & 0x80000000);
}
// Running on 64-bit Windows as 32-bit app ?
static bool is_wow64()
{
HMODULE hk = GetModuleHandleA("kernel32");
if (!hk)
return false;
BOOL (WINAPI * IsWow64Process_p)(HANDLE, PBOOL) =
(BOOL (WINAPI *)(HANDLE, PBOOL))GetProcAddress(hk, "IsWow64Process");
if (!IsWow64Process_p)
return false;
BOOL w64 = FALSE;
if (!IsWow64Process_p(GetCurrentProcess(), &w64))
return false;
return !!w64;
}
#ifndef HAVE_GET_OS_VERSION_STR
#error define of HAVE_GET_OS_VERSION_STR missing in config.h
#endif
// Return build host and OS version as static string
const char * get_os_version_str()
{
static char vstr[sizeof(SMARTMONTOOLS_BUILD_HOST)-3-1+sizeof("-2003r2(64)-sp2.1")+13];
char * const vptr = vstr+sizeof(SMARTMONTOOLS_BUILD_HOST)-3-1;
const int vlen = sizeof(vstr)-(sizeof(SMARTMONTOOLS_BUILD_HOST)-3);
// remove "-pc" to avoid long lines
assert(!strncmp(SMARTMONTOOLS_BUILD_HOST+5, "pc-", 3));
strcpy(vstr, "i686-"); strcpy(vstr+5, SMARTMONTOOLS_BUILD_HOST+5+3);
assert(vptr == vstr+strlen(vstr) && vptr+vlen+1 == vstr+sizeof(vstr));
OSVERSIONINFOEXA vi; memset(&vi, 0, sizeof(vi));
vi.dwOSVersionInfoSize = sizeof(vi);
if (!GetVersionExA((OSVERSIONINFOA *)&vi)) {
memset(&vi, 0, sizeof(vi));
vi.dwOSVersionInfoSize = sizeof(OSVERSIONINFOA);
if (!GetVersionExA((OSVERSIONINFOA *)&vi))
return vstr;
}
if (vi.dwPlatformId > 0xff || vi.dwMajorVersion > 0xff || vi.dwMinorVersion > 0xff)
return vstr;
const char * w;
switch (vi.dwPlatformId << 16 | vi.dwMajorVersion << 8 | vi.dwMinorVersion) {
case VER_PLATFORM_WIN32_WINDOWS<<16|0x0400| 0:
w = (vi.szCSDVersion[1] == 'B' ||
vi.szCSDVersion[1] == 'C' ? "95-osr2" : "95"); break;
case VER_PLATFORM_WIN32_WINDOWS<<16|0x0400|10:
w = (vi.szCSDVersion[1] == 'A' ? "98se" : "98"); break;
case VER_PLATFORM_WIN32_WINDOWS<<16|0x0400|90: w = "me"; break;
//case VER_PLATFORM_WIN32_NT <<16|0x0300|51: w = "nt3.51"; break;
case VER_PLATFORM_WIN32_NT <<16|0x0400| 0: w = "nt4"; break;
case VER_PLATFORM_WIN32_NT <<16|0x0500| 0: w = "2000"; break;
case VER_PLATFORM_WIN32_NT <<16|0x0500| 1:
w = (!GetSystemMetrics(87/*SM_MEDIACENTER*/) ? "xp"
: "xp-mc"); break;
case VER_PLATFORM_WIN32_NT <<16|0x0500| 2:
w = (!GetSystemMetrics(89/*SM_SERVERR2*/) ? "2003"
: "2003r2"); break;
case VER_PLATFORM_WIN32_NT <<16|0x0600| 0: w = "vista"; break;
default: w = 0; break;
}
const char * w64 = (is_wow64() ? "(64)" : "");
if (!w)
snprintf(vptr, vlen, "-%s%lu.%lu%s",
(vi.dwPlatformId==VER_PLATFORM_WIN32_NT ? "nt" : "9x"),
vi.dwMajorVersion, vi.dwMinorVersion, w64);
else if (vi.wServicePackMinor)
snprintf(vptr, vlen, "-%s%s-sp%u.%u", w, w64, vi.wServicePackMajor, vi.wServicePackMinor);
else if (vi.wServicePackMajor)
snprintf(vptr, vlen, "-%s%s-sp%u", w, w64, vi.wServicePackMajor);
else
snprintf(vptr, vlen, "-%s%s", w, w64);
return vstr;
}
static int get_phy_drive_type(int drive);
static int get_log_drive_type(int drive);
#define ATARAID_FDOFFSET 0x0200
static int ata_open(int phydrive, int logdrive, const char * options, int port);
static void ata_close(int fd);
static int ata_scan_win9x(unsigned long * drives);
static int ata_scan(unsigned long * drives, int * rdriveno, unsigned long * rdrives);
static const char * ata_get_def_options(void);
#define TW_CLI_FDOFFSET 0x0300
static int tw_cli_open(const char * name);
static void tw_cli_close();
#define ASPI_FDOFFSET 0x0100
static int aspi_open(unsigned adapter, unsigned id);
static void aspi_close(int fd);
static int aspi_scan(unsigned long * drives);
#define SPT_FDOFFSET 0x0400
static int spt_open(int pd_num, int ld_num, int tape_num, int sub_addr);
static void spt_close(int fd);
static int spt_scan(unsigned long * drives);
static int is_permissive()
{
if (!con->permissive) {
pout("To continue, add one or more '-T permissive' options.\n");
return 0;
}
con->permissive--;
return 1;
}
// return number for drive letter, -1 on error
// "[A-Za-z]:([/\\][.]?)?" => 0-25
// Accepts trailing '"' to fix broken "X:\" parameter passing from .bat files
static int drive_letter(const char * s)
{
return ( (('A' <= s[0] && s[0] <= 'Z') || ('a' <= s[0] && s[0] <= 'z'))
&& s[1] == ':'
&& (!s[2] || ( strchr("/\\\"", s[2])
&& (!s[3] || (s[3] == '.' && !s[4]))) ) ?
(s[0] & 0x1f) - 1 : -1);
}
// Skip trailing "/dev/", do not allow "/dev/X:"
static const char * skipdev(const char * s)
{
return (!strncmp(s, "/dev/", 5) && drive_letter(s+5) < 0 ? s+5 : s);
}
// tries to guess device type given the name (a path). See utility.h
// for return values.
int guess_device_type (const char * dev_name)
{
dev_name = skipdev(dev_name);
if (!strncmp(dev_name, "scsi", 4))
return CONTROLLER_SCSI;
if (is_win9x())
return CONTROLLER_ATA;
if (!strncmp(dev_name, "hd", 2))
return CONTROLLER_ATA;
if (!strncmp(dev_name, "tw_cli", 6))
return CONTROLLER_ATA;
if (!strncmp(dev_name, "st", 2))
return CONTROLLER_SCSI;
if (!strncmp(dev_name, "nst", 3))
return CONTROLLER_SCSI;
if (!strncmp(dev_name, "tape", 4))
return CONTROLLER_SCSI;
int logdrive = drive_letter(dev_name);
if (logdrive >= 0) {
int type = get_log_drive_type(logdrive);
return (type != CONTROLLER_UNKNOWN ? type : CONTROLLER_SCSI);
}
char drive[1+1] = "";
if (sscanf(dev_name, "sd%1[a-z]", drive) == 1)
return get_phy_drive_type(drive[0]-'a');
int phydrive = -1;
if (sscanf(dev_name, "pd%d", &phydrive) == 1 && phydrive >= 0)
return get_phy_drive_type(phydrive);
return CONTROLLER_UNKNOWN;
}
// makes a list of ATA or SCSI devices for the DEVICESCAN directive of
// smartd. Returns number N of devices, or -1 if out of
// memory. Allocates N+1 arrays: one of N pointers (devlist), the
// others each contain null-terminated character strings.
int make_device_names (char*** devlist, const char* type)
{
unsigned long drives[3];
int rdriveno[2];
unsigned long rdrives[2];
int i, j, n, nmax, sz;
const char * path;
drives[0] = drives[1] = drives[2] = 0;
rdriveno[0] = rdriveno[1] = -1;
rdrives[0] = rdrives[1] = 0;
bool win9x = is_win9x();
if (!strcmp(type, "ATA")) {
// bit i set => drive i present
if (win9x) {
n = ata_scan_win9x(drives);
path = "/dev/hda";
}
else {
n = ata_scan(drives, rdriveno, rdrives);
path = "/dev/sda";
}
nmax = 10;
}
else if (!strcmp(type, "SCSI")) {
if (win9x) {
// bit i set => drive with ID (i & 0x7) on adapter (i >> 3) present
n = aspi_scan(drives);
path = "/dev/scsi00";
nmax = 10*8;
}
else {
// bit i set => drive i present
n = spt_scan(drives);
path = "/dev/sda";
nmax = 10;
}
}
else
return -1;
if (n <= 0)
return 0;
// Alloc devlist
sz = n * sizeof(char **);
*devlist = (char **)malloc(sz); bytes += sz;
// Add devices
for (i = j = 0; i < n; ) {
while (j < nmax && !(drives[j >> 5] & (1L << (j & 0x1f))))
j++;
assert(j < nmax);
if (j == rdriveno[0] || j == rdriveno[1]) {
// Add physical drives behind this logical drive
int ci = (j == rdriveno[0] ? 0 : 1);
for (int pi = 0; pi < 32 && i < n; pi++) {
if (!(rdrives[ci] & (1L << pi)))
continue;
char rpath[20];
sprintf(rpath, "/dev/sd%c,%u", 'a'+j, pi);
sz = strlen(rpath)+1;
char * s = (char *)malloc(sz); bytes += sz;
strcpy(s, rpath);
(*devlist)[i++] = s;
}
}
else {
sz = strlen(path)+1;
char * s = (char *)malloc(sz); bytes += sz;
strcpy(s, path);
if (nmax <= 10) {
assert(j <= 9);
s[sz-2] += j; // /dev/hd[a-j]
}
else {
assert((j >> 3) <= 9);
s[sz-3] += (j >> 3); // /dev/scsi[0-9].....
s[sz-2] += (j & 0x7); // .....[0-7]
}
(*devlist)[i++] = s;
}
j++;
}
return n;
}
// Like open(). Return positive integer handle, only used by
// functions below. type="ATA" or "SCSI". If you need to store extra
// information about your devices, create a private internal array
// within this file (see os_freebsd.cpp for an example).
int deviceopen(const char * pathname, char *type)
{
pathname = skipdev(pathname);
int len = strlen(pathname);
if (!strcmp(type, "ATA")) {
// [sh]d[a-z](:[saicp]+)? => Physical drive 0-25, with options
char drive[1+1] = "", options[7+1] = ""; int n1 = -1, n2 = -1;
if ( sscanf(pathname, "%*[sh]d%1[a-z]%n:%6[saicmp]%n", drive, &n1, options, &n2) >= 1
&& ((n1 == len && !options[0]) || n2 == len) ) {
return ata_open(drive[0] - 'a', -1, options, -1);
}
// [sh]d[a-z],N(:[saicp]+)? => Physical drive 0-25, RAID port N, with options
drive[0] = 0; options[0] = 0; n1 = -1; n2 = -1;
unsigned port = ~0;
if ( sscanf(pathname, "%*[sh]d%1[a-z],%u%n:%7[saicmp3]%n", drive, &port, &n1, options, &n2) >= 2
&& port < 32 && ((n1 == len && !options[0]) || n2 == len) ) {
return ata_open(drive[0] - 'a', -1, options, port);
}
// pd<m>,N => Physical drive <m>, RAID port N
int phydrive = -1; port = ~0; n1 = -1; n2 = -1;
if ( sscanf(pathname, "pd%d%n,%u%n", &phydrive, &n1, &port, &n2) >= 1
&& phydrive >= 0 && ((n1 == len && (int)port < 0) || (n2 == len && port < 32))) {
return ata_open(phydrive, -1, "", (int)port);
}
// [a-zA-Z]: => Physical drive behind logical drive 0-25
int logdrive = drive_letter(pathname);
if (logdrive >= 0) {
return ata_open(-1, logdrive, "", -1);
}
// tw_cli/... => Parse tw_cli output
if (!strncmp(pathname, "tw_cli/", 7)) {
return tw_cli_open(pathname+7);
}
} else if (!strcmp(type, "SCSI")) {
// scsi[0-9][0-f] => ASPI Adapter 0-9, ID 0-15, LUN 0
unsigned adapter = ~0, id = ~0; int n1 = -1;
if (sscanf(pathname,"scsi%1u%1x%n", &adapter, &id, &n1) == 2 && n1 == len) {
return aspi_open(adapter, id);
}
// sd[a-z],N => Physical drive 0-25, RAID port N
char drive[1+1] = ""; int sub_addr = -1; n1 = -1; int n2 = -1;
if ( sscanf(pathname, "sd%1[a-z]%n,%d%n", drive, &n1, &sub_addr, &n2) >= 1
&& ((n1 == len && sub_addr == -1) || (n2 == len && sub_addr >= 0)) ) {
return spt_open(drive[0] - 'a', -1, -1, sub_addr);
}
// pd<m>,N => Physical drive <m>, RAID port N
int pd_num = -1; sub_addr = -1; n1 = -1; n2 = -1;
if ( sscanf(pathname, "pd%d%n,%d%n", &pd_num, &n1, &sub_addr, &n2) >= 1
&& pd_num >= 0 && ((n1 == len && sub_addr == -1) || (n2 == len && sub_addr >= 0))) {
return spt_open(pd_num, -1, -1, sub_addr);
}
// [a-zA-Z]: => Physical drive behind logical drive 0-25
int logdrive = drive_letter(pathname);
if (logdrive >= 0) {
return spt_open(-1, logdrive, -1, -1);
}
// n?st<m> => tape drive <m> (same names used in Cygwin's /dev emulation)
int tape_num = -1; n1 = -1;
if (sscanf(pathname, "st%d%n", &tape_num, &n1) == 1 && tape_num >= 0 && n1 == len) {
return spt_open(-1, -1, tape_num, -1);
}
tape_num = -1; n1 = -1;
if (sscanf(pathname, "nst%d%n", &tape_num, &n1) == 1 && tape_num >= 0 && n1 == len) {
return spt_open(-1, -1, tape_num, -1);
}
// tape<m> => tape drive <m>
tape_num = -1; n1 = -1;
if (sscanf(pathname, "tape%d%n", &tape_num, &n1) == 1 && tape_num >= 0 && n1 == len) {
return spt_open(-1, -1, tape_num, -1);
}
}
errno = EINVAL;
return -1;
}
// Like close(). Acts only on handles returned by above function.
// (Never called in smartctl!)
int deviceclose(int fd)
{
if ((fd & 0xff00) == ASPI_FDOFFSET)
aspi_close(fd);
else if (fd >= SPT_FDOFFSET)
spt_close(fd);
else if (fd == TW_CLI_FDOFFSET)
tw_cli_close();
else
ata_close(fd);
return 0;
}
// print examples for smartctl
void print_smartctl_examples(){
printf("=================================================== SMARTCTL EXAMPLES =====\n\n"
" smartctl -a /dev/hda (Prints all SMART information)\n\n"
#ifdef HAVE_GETOPT_LONG
" smartctl --smart=on --offlineauto=on --saveauto=on /dev/hda\n"
" (Enables SMART on first disk)\n\n"
" smartctl -t long /dev/hda (Executes extended disk self-test)\n\n"
" smartctl --attributes --log=selftest --quietmode=errorsonly /dev/hda\n"
" (Prints Self-Test & Attribute errors)\n"
#else
" smartctl -s on -o on -S on /dev/hda (Enables SMART on first disk)\n"
" smartctl -t long /dev/hda (Executes extended disk self-test)\n"
" smartctl -A -l selftest -q errorsonly /dev/hda\n"
" (Prints Self-Test & Attribute errors)\n"
#endif
" smartctl -a /dev/scsi21\n"
" (Prints all information for SCSI disk on ASPI adapter 2, ID 1)\n"
" smartctl -a /dev/sda\n"
" (Prints all information for SCSI disk on PhysicalDrive 0)\n"
" smartctl -a /dev/pd3\n"
" (Prints all information for SCSI disk on PhysicalDrive 3)\n"
" smartctl -a /dev/tape1\n"
" (Prints all information for SCSI tape on Tape 1)\n"
" smartctl -A /dev/hdb,3\n"
" (Prints Attributes for physical drive 3 on 3ware 9000 RAID)\n"
" smartctl -A /dev/tw_cli/c0/p1\n"
" (Prints Attributes for 3ware controller 0, port 1 using tw_cli)\n"
"\n"
" ATA SMART access methods and ordering may be specified by modifiers\n"
" following the device name: /dev/hdX:[saicm], where\n"
" 's': SMART_* IOCTLs, 'a': IOCTL_ATA_PASS_THROUGH,\n"
" 'i': IOCTL_IDE_PASS_THROUGH, 'c': ATA via IOCTL_SCSI_PASS_THROUGH,\n"
" 'm': IOCTL_SCSI_MINIPORT_*.\n"
" The default on this system is /dev/hdX:%s\n", ata_get_def_options()
);
}
/////////////////////////////////////////////////////////////////////////////
// ATA Interface
/////////////////////////////////////////////////////////////////////////////
// SMART_* IOCTLs, also known as DFP_* (Disk Fault Protection)
#define FILE_READ_ACCESS 0x0001
#define FILE_WRITE_ACCESS 0x0002
#define METHOD_BUFFERED 0
#define CTL_CODE(DeviceType, Function, Method, Access) (((DeviceType) << 16) | ((Access) << 14) | ((Function) << 2) | (Method))
#define FILE_DEVICE_DISK 7
#define IOCTL_DISK_BASE FILE_DEVICE_DISK
#define SMART_GET_VERSION \
CTL_CODE(IOCTL_DISK_BASE, 0x0020, METHOD_BUFFERED, FILE_READ_ACCESS)
#define SMART_SEND_DRIVE_COMMAND \
CTL_CODE(IOCTL_DISK_BASE, 0x0021, METHOD_BUFFERED, FILE_READ_ACCESS | FILE_WRITE_ACCESS)
#define SMART_RCV_DRIVE_DATA \
CTL_CODE(IOCTL_DISK_BASE, 0x0022, METHOD_BUFFERED, FILE_READ_ACCESS | FILE_WRITE_ACCESS)
ASSERT_CONST(SMART_GET_VERSION , 0x074080);
ASSERT_CONST(SMART_SEND_DRIVE_COMMAND, 0x07c084);
ASSERT_CONST(SMART_RCV_DRIVE_DATA , 0x07c088);
#define SMART_CYL_LOW 0x4F
#define SMART_CYL_HI 0xC2
#pragma pack(1)
typedef struct _GETVERSIONOUTPARAMS {
UCHAR bVersion;
UCHAR bRevision;
UCHAR bReserved;
UCHAR bIDEDeviceMap;
ULONG fCapabilities;
ULONG dwReserved[4];
} GETVERSIONOUTPARAMS, *PGETVERSIONOUTPARAMS, *LPGETVERSIONOUTPARAMS;
ASSERT_SIZEOF(GETVERSIONOUTPARAMS, 24);
#define SMART_VENDOR_3WARE 0x13C1 // identifies 3ware specific parameters
typedef struct _GETVERSIONINPARAMS_EX {
BYTE bVersion;
BYTE bRevision;
BYTE bReserved;
BYTE bIDEDeviceMap;
DWORD fCapabilities;
DWORD dwDeviceMapEx; // 3ware specific: RAID drive bit map
WORD wIdentifier; // Vendor specific identifier
WORD wControllerId; // 3ware specific: Controller ID (0,1,...)
ULONG dwReserved[2];
} GETVERSIONINPARAMS_EX, *PGETVERSIONINPARAMS_EX, *LPGETVERSIONINPARAMS_EX;
ASSERT_SIZEOF(GETVERSIONINPARAMS_EX, sizeof(GETVERSIONOUTPARAMS));
typedef struct _IDEREGS {
UCHAR bFeaturesReg;
UCHAR bSectorCountReg;
UCHAR bSectorNumberReg;
UCHAR bCylLowReg;
UCHAR bCylHighReg;
UCHAR bDriveHeadReg;
UCHAR bCommandReg;
UCHAR bReserved;
} IDEREGS, *PIDEREGS, *LPIDEREGS;
typedef struct _SENDCMDINPARAMS {
ULONG cBufferSize;
IDEREGS irDriveRegs;
UCHAR bDriveNumber;
UCHAR bReserved[3];
ULONG dwReserved[4];
UCHAR bBuffer[1];
} SENDCMDINPARAMS, *PSENDCMDINPARAMS, *LPSENDCMDINPARAMS;
ASSERT_SIZEOF(SENDCMDINPARAMS, 32+1);
typedef struct _SENDCMDINPARAMS_EX {
DWORD cBufferSize;
IDEREGS irDriveRegs;
BYTE bDriveNumber;
BYTE bPortNumber; // 3ware specific: port number
WORD wIdentifier; // Vendor specific identifier
DWORD dwReserved[4];
BYTE bBuffer[1];
} SENDCMDINPARAMS_EX, *PSENDCMDINPARAMS_EX, *LPSENDCMDINPARAMS_EX;
ASSERT_SIZEOF(SENDCMDINPARAMS_EX, sizeof(SENDCMDINPARAMS));
/* DRIVERSTATUS.bDriverError constants (just for info, not used)
#define SMART_NO_ERROR 0
#define SMART_IDE_ERROR 1
#define SMART_INVALID_FLAG 2
#define SMART_INVALID_COMMAND 3
#define SMART_INVALID_BUFFER 4
#define SMART_INVALID_DRIVE 5
#define SMART_INVALID_IOCTL 6
#define SMART_ERROR_NO_MEM 7
#define SMART_INVALID_REGISTER 8
#define SMART_NOT_SUPPORTED 9
#define SMART_NO_IDE_DEVICE 10
*/
typedef struct _DRIVERSTATUS {
UCHAR bDriverError;
UCHAR bIDEError;
UCHAR bReserved[2];
ULONG dwReserved[2];
} DRIVERSTATUS, *PDRIVERSTATUS, *LPDRIVERSTATUS;
typedef struct _SENDCMDOUTPARAMS {
ULONG cBufferSize;
DRIVERSTATUS DriverStatus;
UCHAR bBuffer[1];
} SENDCMDOUTPARAMS, *PSENDCMDOUTPARAMS, *LPSENDCMDOUTPARAMS;
ASSERT_SIZEOF(SENDCMDOUTPARAMS, 16+1);
#pragma pack()
/////////////////////////////////////////////////////////////////////////////
static void print_ide_regs(const IDEREGS * r, int out)
{
pout("%s=0x%02x,%s=0x%02x, SC=0x%02x, SN=0x%02x, CL=0x%02x, CH=0x%02x, SEL=0x%02x\n",
(out?"STS":"CMD"), r->bCommandReg, (out?"ERR":" FR"), r->bFeaturesReg,
r->bSectorCountReg, r->bSectorNumberReg, r->bCylLowReg, r->bCylHighReg, r->bDriveHeadReg);
}
static void print_ide_regs_io(const IDEREGS * ri, const IDEREGS * ro)
{
pout(" Input : "); print_ide_regs(ri, 0);
if (ro) {
pout(" Output: "); print_ide_regs(ro, 1);
}
}
/////////////////////////////////////////////////////////////////////////////
// call SMART_GET_VERSION, return device map or -1 on error
static int smart_get_version(HANDLE hdevice, GETVERSIONINPARAMS_EX * ata_version_ex = 0)
{
GETVERSIONOUTPARAMS vers; memset(&vers, 0, sizeof(vers));
const GETVERSIONINPARAMS_EX & vers_ex = (const GETVERSIONINPARAMS_EX &)vers;
DWORD num_out;
if (!DeviceIoControl(hdevice, SMART_GET_VERSION,
NULL, 0, &vers, sizeof(vers), &num_out, NULL)) {
if (con->reportataioctl)
pout(" SMART_GET_VERSION failed, Error=%ld\n", GetLastError());
errno = ENOSYS;
return -1;
}
assert(num_out == sizeof(GETVERSIONOUTPARAMS));
if (con->reportataioctl > 1) {
pout(" SMART_GET_VERSION suceeded, bytes returned: %lu\n"
" Vers = %d.%d, Caps = 0x%lx, DeviceMap = 0x%02x\n",
num_out, vers.bVersion, vers.bRevision,
vers.fCapabilities, vers.bIDEDeviceMap);
if (vers_ex.wIdentifier == SMART_VENDOR_3WARE)
pout(" Identifier = %04x(3WARE), ControllerId=%u, DeviceMapEx = 0x%08lx\n",
vers_ex.wIdentifier, vers_ex.wControllerId, vers_ex.dwDeviceMapEx);
}
if (ata_version_ex)
*ata_version_ex = vers_ex;
// TODO: Check vers.fCapabilities here?
return vers.bIDEDeviceMap;
}
// call SMART_* ioctl
static int smart_ioctl(HANDLE hdevice, int drive, IDEREGS * regs, char * data, unsigned datasize, int port)
{
SENDCMDINPARAMS inpar;
SENDCMDINPARAMS_EX & inpar_ex = (SENDCMDINPARAMS_EX &)inpar;
unsigned char outbuf[sizeof(SENDCMDOUTPARAMS)-1 + 512];
const SENDCMDOUTPARAMS * outpar;
DWORD code, num_out;
unsigned int size_out;
const char * name;
memset(&inpar, 0, sizeof(inpar));
inpar.irDriveRegs = *regs;
// drive is set to 0-3 on Win9x only
inpar.irDriveRegs.bDriveHeadReg = 0xA0 | ((drive & 1) << 4);
inpar.bDriveNumber = drive;
if (port >= 0) {
// Set RAID port
inpar_ex.wIdentifier = SMART_VENDOR_3WARE;
inpar_ex.bPortNumber = port;
}
assert(datasize == 0 || datasize == 512);
if (datasize) {
code = SMART_RCV_DRIVE_DATA; name = "SMART_RCV_DRIVE_DATA";
inpar.cBufferSize = size_out = 512;
}
else {
code = SMART_SEND_DRIVE_COMMAND; name = "SMART_SEND_DRIVE_COMMAND";
if (regs->bFeaturesReg == ATA_SMART_STATUS)
size_out = sizeof(IDEREGS); // ioctl returns new IDEREGS as data
// Note: cBufferSize must be 0 on Win9x
else
size_out = 0;
}
memset(&outbuf, 0, sizeof(outbuf));
if (!DeviceIoControl(hdevice, code, &inpar, sizeof(SENDCMDINPARAMS)-1,
outbuf, sizeof(SENDCMDOUTPARAMS)-1 + size_out, &num_out, NULL)) {
// CAUTION: DO NOT change "regs" Parameter in this case, see ata_command_interface()
long err = GetLastError();
if (con->reportataioctl && (err != ERROR_INVALID_PARAMETER || con->reportataioctl > 1)) {
pout(" %s failed, Error=%ld\n", name, err);
print_ide_regs_io(regs, NULL);
}
errno = ( err == ERROR_INVALID_FUNCTION/*9x*/
|| err == ERROR_INVALID_PARAMETER/*NT/2K/XP*/
|| err == ERROR_NOT_SUPPORTED ? ENOSYS : EIO);
return -1;
}
// NOTE: On Win9x, inpar.irDriveRegs now contains the returned regs
outpar = (const SENDCMDOUTPARAMS *)outbuf;
if (outpar->DriverStatus.bDriverError) {
if (con->reportataioctl) {
pout(" %s failed, DriverError=0x%02x, IDEError=0x%02x\n", name,
outpar->DriverStatus.bDriverError, outpar->DriverStatus.bIDEError);
print_ide_regs_io(regs, NULL);
}
errno = (!outpar->DriverStatus.bIDEError ? ENOSYS : EIO);
return -1;
}
if (con->reportataioctl > 1) {
pout(" %s suceeded, bytes returned: %lu (buffer %lu)\n", name,
num_out, outpar->cBufferSize);
print_ide_regs_io(regs, (regs->bFeaturesReg == ATA_SMART_STATUS ?
(const IDEREGS *)(outpar->bBuffer) : NULL));
}
if (datasize)
memcpy(data, outpar->bBuffer, 512);
else if (regs->bFeaturesReg == ATA_SMART_STATUS) {
if (nonempty(const_cast<unsigned char *>(outpar->bBuffer), sizeof(IDEREGS)))
*regs = *(const IDEREGS *)(outpar->bBuffer);
else { // Workaround for driver not returning regs
if (con->reportataioctl)
pout(" WARNING: driver does not return ATA registers in output buffer!\n");
*regs = inpar.irDriveRegs;
}
}
return 0;
}
/////////////////////////////////////////////////////////////////////////////
// IDE PASS THROUGH (2000, XP, undocumented)
//
// Based on WinATA.cpp, 2002 c't/Matthias Withopf
// ftp://ftp.heise.de/pub/ct/listings/0207-218.zip
#define FILE_DEVICE_CONTROLLER 4
#define IOCTL_SCSI_BASE FILE_DEVICE_CONTROLLER
#define IOCTL_IDE_PASS_THROUGH \
CTL_CODE(IOCTL_SCSI_BASE, 0x040A, METHOD_BUFFERED, FILE_READ_ACCESS | FILE_WRITE_ACCESS)
ASSERT_CONST(IOCTL_IDE_PASS_THROUGH, 0x04d028);
#pragma pack(1)
typedef struct {
IDEREGS IdeReg;
ULONG DataBufferSize;
UCHAR DataBuffer[1];
} ATA_PASS_THROUGH;
ASSERT_SIZEOF(ATA_PASS_THROUGH, 12+1);
#pragma pack()
/////////////////////////////////////////////////////////////////////////////
static int ide_pass_through_ioctl(HANDLE hdevice, IDEREGS * regs, char * data, unsigned datasize)
{
if (datasize > 512) {
errno = EINVAL;
return -1;
}
unsigned int size = sizeof(ATA_PASS_THROUGH)-1 + datasize;
ATA_PASS_THROUGH * buf = (ATA_PASS_THROUGH *)VirtualAlloc(NULL, size, MEM_COMMIT, PAGE_READWRITE);
DWORD num_out;
const unsigned char magic = 0xcf;
if (!buf) {
errno = ENOMEM;
return -1;
}
buf->IdeReg = *regs;
buf->DataBufferSize = datasize;
if (datasize)
buf->DataBuffer[0] = magic;
if (!DeviceIoControl(hdevice, IOCTL_IDE_PASS_THROUGH,
buf, size, buf, size, &num_out, NULL)) {
long err = GetLastError();
if (con->reportataioctl) {
pout(" IOCTL_IDE_PASS_THROUGH failed, Error=%ld\n", err);
print_ide_regs_io(regs, NULL);
}
VirtualFree(buf, 0, MEM_RELEASE);
errno = (err == ERROR_INVALID_FUNCTION || err == ERROR_NOT_SUPPORTED ? ENOSYS : EIO);
return -1;
}
// Check ATA status
if (buf->IdeReg.bCommandReg/*Status*/ & 0x01) {
if (con->reportataioctl) {
pout(" IOCTL_IDE_PASS_THROUGH command failed:\n");
print_ide_regs_io(regs, &buf->IdeReg);
}
VirtualFree(buf, 0, MEM_RELEASE);
errno = EIO;
return -1;
}
// Check and copy data
if (datasize) {
if ( num_out != size
|| (buf->DataBuffer[0] == magic && !nonempty(buf->DataBuffer+1, datasize-1))) {
if (con->reportataioctl) {
pout(" IOCTL_IDE_PASS_THROUGH output data missing (%lu, %lu)\n",
num_out, buf->DataBufferSize);
print_ide_regs_io(regs, &buf->IdeReg);
}
VirtualFree(buf, 0, MEM_RELEASE);
errno = EIO;
return -1;
}
memcpy(data, buf->DataBuffer, datasize);
}
if (con->reportataioctl > 1) {
pout(" IOCTL_IDE_PASS_THROUGH suceeded, bytes returned: %lu (buffer %lu)\n",
num_out, buf->DataBufferSize);
print_ide_regs_io(regs, &buf->IdeReg);
}
*regs = buf->IdeReg;
// Caution: VirtualFree() fails if parameter "dwSize" is nonzero
VirtualFree(buf, 0, MEM_RELEASE);
return 0;
}
/////////////////////////////////////////////////////////////////////////////
// ATA PASS THROUGH (Win2003, XP SP2)
#define IOCTL_ATA_PASS_THROUGH \
CTL_CODE(IOCTL_SCSI_BASE, 0x040B, METHOD_BUFFERED, FILE_READ_ACCESS | FILE_WRITE_ACCESS)
ASSERT_CONST(IOCTL_ATA_PASS_THROUGH, 0x04d02c);
typedef struct _ATA_PASS_THROUGH_EX {
USHORT Length;
USHORT AtaFlags;
UCHAR PathId;
UCHAR TargetId;
UCHAR Lun;
UCHAR ReservedAsUchar;
ULONG DataTransferLength;
ULONG TimeOutValue;
ULONG ReservedAsUlong;
ULONG/*_PTR*/ DataBufferOffset;
UCHAR PreviousTaskFile[8];
UCHAR CurrentTaskFile[8];
} ATA_PASS_THROUGH_EX, *PATA_PASS_THROUGH_EX;
ASSERT_SIZEOF(ATA_PASS_THROUGH_EX, 40);
#define ATA_FLAGS_DRDY_REQUIRED 0x01
#define ATA_FLAGS_DATA_IN 0x02
#define ATA_FLAGS_DATA_OUT 0x04
#define ATA_FLAGS_48BIT_COMMAND 0x08
/////////////////////////////////////////////////////////////////////////////
static int ata_pass_through_ioctl(HANDLE hdevice, IDEREGS * regs, char * data, int datasize)
{
typedef struct {
ATA_PASS_THROUGH_EX apt;
ULONG Filler;
UCHAR ucDataBuf[512];
} ATA_PASS_THROUGH_EX_WITH_BUFFERS;
const unsigned char magic = 0xcf;
ATA_PASS_THROUGH_EX_WITH_BUFFERS ab; memset(&ab, 0, sizeof(ab));
ab.apt.Length = sizeof(ATA_PASS_THROUGH_EX);
//ab.apt.PathId = 0;
//ab.apt.TargetId = 0;
//ab.apt.Lun = 0;
ab.apt.TimeOutValue = 10;
unsigned size = offsetof(ATA_PASS_THROUGH_EX_WITH_BUFFERS, ucDataBuf);
ab.apt.DataBufferOffset = size;
if (datasize > 0) {
if (datasize > (int)sizeof(ab.ucDataBuf)) {
errno = EINVAL;
return -1;
}
ab.apt.AtaFlags = ATA_FLAGS_DATA_IN;
ab.apt.DataTransferLength = datasize;
size += datasize;
ab.ucDataBuf[0] = magic;
}
else if (datasize < 0) {
if (-datasize > (int)sizeof(ab.ucDataBuf)) {
errno = EINVAL;
return -1;
}
ab.apt.AtaFlags = ATA_FLAGS_DATA_OUT;
ab.apt.DataTransferLength = -datasize;
size += -datasize;
memcpy(ab.ucDataBuf, data, -datasize);
}
else {
assert(ab.apt.AtaFlags == 0);
assert(ab.apt.DataTransferLength == 0);
}
assert(sizeof(ab.apt.CurrentTaskFile) == sizeof(IDEREGS));
IDEREGS * ctfregs = (IDEREGS *)ab.apt.CurrentTaskFile;
*ctfregs = *regs;
DWORD num_out;
if (!DeviceIoControl(hdevice, IOCTL_ATA_PASS_THROUGH,
&ab, size, &ab, size, &num_out, NULL)) {
long err = GetLastError();
if (con->reportataioctl) {
pout(" IOCTL_ATA_PASS_THROUGH failed, Error=%ld\n", err);
print_ide_regs_io(regs, NULL);
}
errno = (err == ERROR_INVALID_FUNCTION || err == ERROR_NOT_SUPPORTED ? ENOSYS : EIO);
return -1;
}
// Check ATA status
if (ctfregs->bCommandReg/*Status*/ & 0x01) {
if (con->reportataioctl) {
pout(" IOCTL_ATA_PASS_THROUGH command failed:\n");
print_ide_regs_io(regs, ctfregs);
}
errno = EIO;
return -1;
}
// Check and copy data
if (datasize > 0) {
if ( num_out != size
|| (ab.ucDataBuf[0] == magic && !nonempty(ab.ucDataBuf+1, datasize-1))) {
if (con->reportataioctl) {
pout(" IOCTL_ATA_PASS_THROUGH output data missing (%lu)\n", num_out);
print_ide_regs_io(regs, ctfregs);
}
errno = EIO;
return -1;
}
memcpy(data, ab.ucDataBuf, datasize);
}
if (con->reportataioctl > 1) {
pout(" IOCTL_ATA_PASS_THROUGH suceeded, bytes returned: %lu\n", num_out);
print_ide_regs_io(regs, ctfregs);
}
*regs = *ctfregs;
return 0;
}
/////////////////////////////////////////////////////////////////////////////
// ATA PASS THROUGH via SCSI PASS THROUGH (WinNT4 only)
#define IOCTL_SCSI_PASS_THROUGH \
CTL_CODE(IOCTL_SCSI_BASE, 0x0401, METHOD_BUFFERED, FILE_READ_ACCESS | FILE_WRITE_ACCESS)
ASSERT_CONST(IOCTL_SCSI_PASS_THROUGH, 0x04d004);
#define SCSI_IOCTL_DATA_OUT 0
#define SCSI_IOCTL_DATA_IN 1
#define SCSI_IOCTL_DATA_UNSPECIFIED 2
// undocumented SCSI opcode to for ATA passthrough
#define SCSIOP_ATA_PASSTHROUGH 0xCC
typedef struct _SCSI_PASS_THROUGH {
USHORT Length;
UCHAR ScsiStatus;
UCHAR PathId;
UCHAR TargetId;
UCHAR Lun;
UCHAR CdbLength;
UCHAR SenseInfoLength;
UCHAR DataIn;
ULONG DataTransferLength;
ULONG TimeOutValue;
ULONG/*_PTR*/ DataBufferOffset;
ULONG SenseInfoOffset;
UCHAR Cdb[16];
} SCSI_PASS_THROUGH, *PSCSI_PASS_THROUGH;
ASSERT_SIZEOF(SCSI_PASS_THROUGH, 44);
/////////////////////////////////////////////////////////////////////////////
static int ata_via_scsi_pass_through_ioctl(HANDLE hdevice, IDEREGS * regs, char * data, unsigned datasize)
{
typedef struct {
SCSI_PASS_THROUGH spt;
ULONG Filler;
UCHAR ucSenseBuf[32];
UCHAR ucDataBuf[512];
} SCSI_PASS_THROUGH_WITH_BUFFERS;
SCSI_PASS_THROUGH_WITH_BUFFERS sb;
IDEREGS * cdbregs;
unsigned int size;
DWORD num_out;
const unsigned char magic = 0xcf;
memset(&sb, 0, sizeof(sb));
sb.spt.Length = sizeof(SCSI_PASS_THROUGH);
//sb.spt.PathId = 0;
sb.spt.TargetId = 1;
//sb.spt.Lun = 0;
sb.spt.CdbLength = 10; sb.spt.SenseInfoLength = 24;
sb.spt.TimeOutValue = 10;
sb.spt.SenseInfoOffset = offsetof(SCSI_PASS_THROUGH_WITH_BUFFERS, ucSenseBuf);
size = offsetof(SCSI_PASS_THROUGH_WITH_BUFFERS, ucDataBuf);
sb.spt.DataBufferOffset = size;
if (datasize) {
if (datasize > sizeof(sb.ucDataBuf)) {
errno = EINVAL;
return -1;
}
sb.spt.DataIn = SCSI_IOCTL_DATA_IN;
sb.spt.DataTransferLength = datasize;
size += datasize;
sb.ucDataBuf[0] = magic;
}
else {
sb.spt.DataIn = SCSI_IOCTL_DATA_UNSPECIFIED;
//sb.spt.DataTransferLength = 0;
}
// Use pseudo SCSI command followed by registers
sb.spt.Cdb[0] = SCSIOP_ATA_PASSTHROUGH;
cdbregs = (IDEREGS *)(sb.spt.Cdb+2);
*cdbregs = *regs;
if (!DeviceIoControl(hdevice, IOCTL_SCSI_PASS_THROUGH,
&sb, size, &sb, size, &num_out, NULL)) {
long err = GetLastError();
if (con->reportataioctl)
pout(" ATA via IOCTL_SCSI_PASS_THROUGH failed, Error=%ld\n", err);
errno = (err == ERROR_INVALID_FUNCTION || err == ERROR_NOT_SUPPORTED ? ENOSYS : EIO);
return -1;
}
// Cannot check ATA status, because command does not return IDEREGS
// Check and copy data
if (datasize) {
if ( num_out != size
|| (sb.ucDataBuf[0] == magic && !nonempty(sb.ucDataBuf+1, datasize-1))) {
if (con->reportataioctl) {
pout(" ATA via IOCTL_SCSI_PASS_THROUGH output data missing (%lu)\n", num_out);
print_ide_regs_io(regs, NULL);
}
errno = EIO;
return -1;
}
memcpy(data, sb.ucDataBuf, datasize);
}
if (con->reportataioctl > 1) {
pout(" ATA via IOCTL_SCSI_PASS_THROUGH suceeded, bytes returned: %lu\n", num_out);
print_ide_regs_io(regs, NULL);
}
return 0;
}
/////////////////////////////////////////////////////////////////////////////
// SMART IOCTL via SCSI MINIPORT ioctl
// This function is handled by ATAPI port driver (atapi.sys) or by SCSI
// miniport driver (via SCSI port driver scsiport.sys).
// It can be used to skip the missing or broken handling of some SMART
// command codes (e.g. READ_LOG) in the disk class driver (disk.sys)
#define IOCTL_SCSI_MINIPORT \
CTL_CODE(IOCTL_SCSI_BASE, 0x0402, METHOD_BUFFERED, FILE_READ_ACCESS | FILE_WRITE_ACCESS)
ASSERT_CONST(IOCTL_SCSI_MINIPORT, 0x04d008);
typedef struct _SRB_IO_CONTROL {
ULONG HeaderLength;
UCHAR Signature[8];
ULONG Timeout;
ULONG ControlCode;
ULONG ReturnCode;
ULONG Length;
} SRB_IO_CONTROL, *PSRB_IO_CONTROL;
ASSERT_SIZEOF(SRB_IO_CONTROL, 28);
#define FILE_DEVICE_SCSI 0x001b
#define IOCTL_SCSI_MINIPORT_SMART_VERSION ((FILE_DEVICE_SCSI << 16) + 0x0500)
#define IOCTL_SCSI_MINIPORT_IDENTIFY ((FILE_DEVICE_SCSI << 16) + 0x0501)
#define IOCTL_SCSI_MINIPORT_READ_SMART_ATTRIBS ((FILE_DEVICE_SCSI << 16) + 0x0502)
#define IOCTL_SCSI_MINIPORT_READ_SMART_THRESHOLDS ((FILE_DEVICE_SCSI << 16) + 0x0503)
#define IOCTL_SCSI_MINIPORT_ENABLE_SMART ((FILE_DEVICE_SCSI << 16) + 0x0504)
#define IOCTL_SCSI_MINIPORT_DISABLE_SMART ((FILE_DEVICE_SCSI << 16) + 0x0505)
#define IOCTL_SCSI_MINIPORT_RETURN_STATUS ((FILE_DEVICE_SCSI << 16) + 0x0506)
#define IOCTL_SCSI_MINIPORT_ENABLE_DISABLE_AUTOSAVE ((FILE_DEVICE_SCSI << 16) + 0x0507)
#define IOCTL_SCSI_MINIPORT_SAVE_ATTRIBUTE_VALUES ((FILE_DEVICE_SCSI << 16) + 0x0508)
#define IOCTL_SCSI_MINIPORT_EXECUTE_OFFLINE_DIAGS ((FILE_DEVICE_SCSI << 16) + 0x0509)
#define IOCTL_SCSI_MINIPORT_ENABLE_DISABLE_AUTO_OFFLINE ((FILE_DEVICE_SCSI << 16) + 0x050a)
#define IOCTL_SCSI_MINIPORT_READ_SMART_LOG ((FILE_DEVICE_SCSI << 16) + 0x050b)
#define IOCTL_SCSI_MINIPORT_WRITE_SMART_LOG ((FILE_DEVICE_SCSI << 16) + 0x050c)
/////////////////////////////////////////////////////////////////////////////
static int ata_via_scsi_miniport_smart_ioctl(HANDLE hdevice, IDEREGS * regs, char * data, int datasize)
{
// Select code
DWORD code = 0; const char * name = 0;
if (regs->bCommandReg == ATA_IDENTIFY_DEVICE) {
code = IOCTL_SCSI_MINIPORT_IDENTIFY; name = "IDENTIFY";
}
else if (regs->bCommandReg == ATA_SMART_CMD) switch (regs->bFeaturesReg) {
case ATA_SMART_READ_VALUES:
code = IOCTL_SCSI_MINIPORT_READ_SMART_ATTRIBS; name = "READ_SMART_ATTRIBS"; break;
case ATA_SMART_READ_THRESHOLDS:
code = IOCTL_SCSI_MINIPORT_READ_SMART_THRESHOLDS; name = "READ_SMART_THRESHOLDS"; break;
case ATA_SMART_ENABLE:
code = IOCTL_SCSI_MINIPORT_ENABLE_SMART; name = "ENABLE_SMART"; break;
case ATA_SMART_DISABLE:
code = IOCTL_SCSI_MINIPORT_DISABLE_SMART; name = "DISABLE_SMART"; break;
case ATA_SMART_STATUS:
code = IOCTL_SCSI_MINIPORT_RETURN_STATUS; name = "RETURN_STATUS"; break;
case ATA_SMART_AUTOSAVE:
code = IOCTL_SCSI_MINIPORT_ENABLE_DISABLE_AUTOSAVE; name = "ENABLE_DISABLE_AUTOSAVE"; break;
//case ATA_SMART_SAVE: // obsolete since ATA-6, not used by smartmontools
// code = IOCTL_SCSI_MINIPORT_SAVE_ATTRIBUTE_VALUES; name = "SAVE_ATTRIBUTE_VALUES"; break;
case ATA_SMART_IMMEDIATE_OFFLINE:
code = IOCTL_SCSI_MINIPORT_EXECUTE_OFFLINE_DIAGS; name = "EXECUTE_OFFLINE_DIAGS"; break;
case ATA_SMART_AUTO_OFFLINE:
code = IOCTL_SCSI_MINIPORT_ENABLE_DISABLE_AUTO_OFFLINE; name = "ENABLE_DISABLE_AUTO_OFFLINE"; break;
case ATA_SMART_READ_LOG_SECTOR:
code = IOCTL_SCSI_MINIPORT_READ_SMART_LOG; name = "READ_SMART_LOG"; break;
case ATA_SMART_WRITE_LOG_SECTOR:
code = IOCTL_SCSI_MINIPORT_WRITE_SMART_LOG; name = "WRITE_SMART_LOG"; break;
}
if (!code) {
errno = ENOSYS;
return -1;
}
// Set SRB
struct {
SRB_IO_CONTROL srbc;
union {
SENDCMDINPARAMS in;
SENDCMDOUTPARAMS out;
} params;
char space[512-1];
} sb;
ASSERT_SIZEOF(sb, sizeof(SRB_IO_CONTROL)+sizeof(SENDCMDINPARAMS)-1+512);
memset(&sb, 0, sizeof(sb));
unsigned size;
if (datasize > 0) {
if (datasize > (int)sizeof(sb.space)+1) {
errno = EINVAL;
return -1;
}
size = datasize;
}
else if (datasize < 0) {
if (-datasize > (int)sizeof(sb.space)+1) {
errno = EINVAL;
return -1;
}
size = -datasize;
memcpy(sb.params.in.bBuffer, data, size);
}
else if (code == IOCTL_SCSI_MINIPORT_RETURN_STATUS)
size = sizeof(IDEREGS);
else
size = 0;
sb.srbc.HeaderLength = sizeof(SRB_IO_CONTROL);
memcpy(sb.srbc.Signature, "SCSIDISK", 8); // atapi.sys
sb.srbc.Timeout = 60; // seconds
sb.srbc.ControlCode = code;
//sb.srbc.ReturnCode = 0;
sb.srbc.Length = sizeof(SENDCMDINPARAMS)-1 + size;
sb.params.in.irDriveRegs = *regs;
sb.params.in.cBufferSize = size;
// Call miniport ioctl
size += sizeof(SRB_IO_CONTROL) + sizeof(SENDCMDINPARAMS)-1;
DWORD num_out;
if (!DeviceIoControl(hdevice, IOCTL_SCSI_MINIPORT,
&sb, size, &sb, size, &num_out, NULL)) {
long err = GetLastError();
if (con->reportataioctl) {
pout(" IOCTL_SCSI_MINIPORT_%s failed, Error=%ld\n", name, err);
print_ide_regs_io(regs, NULL);
}
errno = (err == ERROR_INVALID_FUNCTION || err == ERROR_NOT_SUPPORTED ? ENOSYS : EIO);
return -1;
}
// Check result
if (sb.srbc.ReturnCode) {
if (con->reportataioctl) {
pout(" IOCTL_SCSI_MINIPORT_%s failed, ReturnCode=0x%08lx\n", name, sb.srbc.ReturnCode);
print_ide_regs_io(regs, NULL);
}
errno = EIO;
return -1;
}
if (sb.params.out.DriverStatus.bDriverError) {
if (con->reportataioctl) {
pout(" IOCTL_SCSI_MINIPORT_%s failed, DriverError=0x%02x, IDEError=0x%02x\n", name,
sb.params.out.DriverStatus.bDriverError, sb.params.out.DriverStatus.bIDEError);
print_ide_regs_io(regs, NULL);
}
errno = (!sb.params.out.DriverStatus.bIDEError ? ENOSYS : EIO);
return -1;
}
if (con->reportataioctl > 1) {
pout(" IOCTL_SCSI_MINIPORT_%s suceeded, bytes returned: %lu (buffer %lu)\n", name,
num_out, sb.params.out.cBufferSize);
print_ide_regs_io(regs, (code == IOCTL_SCSI_MINIPORT_RETURN_STATUS ?
(const IDEREGS *)(sb.params.out.bBuffer) : 0));
}
if (datasize > 0)
memcpy(data, sb.params.out.bBuffer, datasize);
else if (datasize == 0 && code == IOCTL_SCSI_MINIPORT_RETURN_STATUS)
*regs = *(const IDEREGS *)(sb.params.out.bBuffer);
return 0;
}
/////////////////////////////////////////////////////////////////////////////
// ATA PASS THROUGH via 3ware specific SCSI MINIPORT ioctl
static int ata_via_3ware_miniport_ioctl(HANDLE hdevice, IDEREGS * regs, char * data, int datasize, int port)
{
struct {
SRB_IO_CONTROL srbc;
IDEREGS regs;
UCHAR buffer[512];
} sb;
ASSERT_SIZEOF(sb, sizeof(SRB_IO_CONTROL)+sizeof(IDEREGS)+512);
if (!(0 <= datasize && datasize <= (int)sizeof(sb.buffer) && port >= 0)) {
errno = EINVAL;
return -1;
}
memset(&sb, 0, sizeof(sb));
strcpy((char *)sb.srbc.Signature, "<3ware>");
sb.srbc.HeaderLength = sizeof(SRB_IO_CONTROL);
sb.srbc.Timeout = 60; // seconds
sb.srbc.ControlCode = 0xA0000000;
sb.srbc.ReturnCode = 0;
sb.srbc.Length = sizeof(IDEREGS) + (datasize > 0 ? datasize : 1);
sb.regs = *regs;
sb.regs.bReserved = port;
DWORD num_out;
if (!DeviceIoControl(hdevice, IOCTL_SCSI_MINIPORT,
&sb, sizeof(sb), &sb, sizeof(sb), &num_out, NULL)) {
long err = GetLastError();
if (con->reportataioctl) {
pout(" ATA via IOCTL_SCSI_MINIPORT failed, Error=%ld\n", err);
print_ide_regs_io(regs, NULL);
}
errno = (err == ERROR_INVALID_FUNCTION ? ENOSYS : EIO);
return -1;
}
if (sb.srbc.ReturnCode) {
if (con->reportataioctl) {
pout(" ATA via IOCTL_SCSI_MINIPORT failed, ReturnCode=0x%08lx\n", sb.srbc.ReturnCode);
print_ide_regs_io(regs, NULL);
}
errno = EIO;
return -1;
}
// Copy data
if (datasize > 0)
memcpy(data, sb.buffer, datasize);
if (con->reportataioctl > 1) {
pout(" ATA via IOCTL_SCSI_MINIPORT suceeded, bytes returned: %lu\n", num_out);
print_ide_regs_io(regs, &sb.regs);
}
*regs = sb.regs;
return 0;
}
/////////////////////////////////////////////////////////////////////////////
// 3ware specific call to update the devicemap returned by SMART_GET_VERSION.
// 3DM/CLI "Rescan Controller" function does not to always update it.
static int update_3ware_devicemap_ioctl(HANDLE hdevice)
{
SRB_IO_CONTROL srbc;
memset(&srbc, 0, sizeof(srbc));
strcpy((char *)srbc.Signature, "<3ware>");
srbc.HeaderLength = sizeof(SRB_IO_CONTROL);
srbc.Timeout = 60; // seconds
srbc.ControlCode = 0xCC010014;
srbc.ReturnCode = 0;
srbc.Length = 0;
DWORD num_out;
if (!DeviceIoControl(hdevice, IOCTL_SCSI_MINIPORT,
&srbc, sizeof(srbc), &srbc, sizeof(srbc), &num_out, NULL)) {
long err = GetLastError();
if (con->reportataioctl)
pout(" UPDATE DEVICEMAP via IOCTL_SCSI_MINIPORT failed, Error=%ld\n", err);
errno = (err == ERROR_INVALID_FUNCTION ? ENOSYS : EIO);
return -1;
}
if (srbc.ReturnCode) {
if (con->reportataioctl)
pout(" UPDATE DEVICEMAP via IOCTL_SCSI_MINIPORT failed, ReturnCode=0x%08lx\n", srbc.ReturnCode);
errno = EIO;
return -1;
}
if (con->reportataioctl > 1)
pout(" UPDATE DEVICEMAP via IOCTL_SCSI_MINIPORT suceeded\n");
return 0;
}
/////////////////////////////////////////////////////////////////////////////
// Routines for pseudo device /dev/tw_cli/*
// Parses output of 3ware "tw_cli /cx/py show all" or 3DM SMART data window
// Get clipboard data
static int get_clipboard(char * data, int datasize)
{
if (!OpenClipboard(NULL))
return -1;
HANDLE h = GetClipboardData(CF_TEXT);
if (!h) {
CloseClipboard();
return 0;
}
const void * p = GlobalLock(h);
int n = GlobalSize(h);
if (n > datasize)
n = datasize;
memcpy(data, p, n);
GlobalFree(h);
CloseClipboard();
return n;
}
// Run a command, write stdout to dataout
// TODO: Combine with daemon_win32.cpp:daemon_spawn()
static int run_cmd(const char * cmd, char * dataout, int outsize)
{
// Create stdout pipe
SECURITY_ATTRIBUTES sa = {sizeof(sa), 0, TRUE};
HANDLE pipe_out_w, h;
if (!CreatePipe(&h, &pipe_out_w, &sa/*inherit*/, outsize))
return -1;
HANDLE self = GetCurrentProcess();
HANDLE pipe_out_r;
if (!DuplicateHandle(self, h, self, &pipe_out_r,
GENERIC_READ, FALSE/*!inherit*/, DUPLICATE_CLOSE_SOURCE)) {
CloseHandle(pipe_out_w);
return -1;
}
HANDLE pipe_err_w;
if (!DuplicateHandle(self, pipe_out_w, self, &pipe_err_w,
0, TRUE/*inherit*/, DUPLICATE_SAME_ACCESS)) {
CloseHandle(pipe_out_r); CloseHandle(pipe_out_w);
return -1;
}
// Create process
STARTUPINFO si; memset(&si, 0, sizeof(si)); si.cb = sizeof(si);
si.hStdInput = INVALID_HANDLE_VALUE;
si.hStdOutput = pipe_out_w; si.hStdError = pipe_err_w;
si.dwFlags = STARTF_USESTDHANDLES;
PROCESS_INFORMATION pi;
if (!CreateProcess(
NULL, const_cast<char *>(cmd),
NULL, NULL, TRUE/*inherit*/,
CREATE_NO_WINDOW/*do not create a new console window*/,
NULL, NULL, &si, &pi)) {
CloseHandle(pipe_err_w); CloseHandle(pipe_out_r); CloseHandle(pipe_out_w);
return -1;
}
CloseHandle(pi.hThread);
CloseHandle(pipe_err_w); CloseHandle(pipe_out_w);
// Copy stdout to output buffer
int i = 0;
while (i < outsize) {
DWORD num_read;
if (!ReadFile(pipe_out_r, dataout+i, outsize-i, &num_read, NULL) || num_read == 0)
break;
i += num_read;
}
CloseHandle(pipe_out_r);
// Wait for process
WaitForSingleObject(pi.hProcess, INFINITE);
CloseHandle(pi.hProcess);
return i;
}
static const char * findstr(const char * str, const char * sub)
{
const char * s = strstr(str, sub);
return (s ? s+strlen(sub) : "");
}
static void copy_swapped(unsigned char * dest, const char * src, int destsize)
{
int srclen = strcspn(src, "\r\n");
int i;
for (i = 0; i < destsize-1 && i < srclen-1; i+=2) {
dest[i] = src[i+1]; dest[i+1] = src[i];
}
if (i < destsize-1 && i < srclen)
dest[i+1] = src[i];
}
static ata_identify_device * tw_cli_identbuf = 0;
static ata_smart_values * tw_cli_smartbuf = 0;
static int tw_cli_open(const char * name)
{
// Read tw_cli or 3DM browser output into buffer
char buffer[4096];
int size = -1, n1 = -1;
if (!strcmp(name, "clip")) { // tw_cli/clip => read clipboard
size = get_clipboard(buffer, sizeof(buffer));
}
else if (!strcmp(name, "stdin")) { // tw_cli/stdin => read stdin
size = fread(buffer, 1, sizeof(buffer), stdin);
}
else if (sscanf(name, "c%*u/p%*u%n", &n1) >= 0 && n1 == (int)strlen(name)) {
// tw_cli/cx/py => read output from "tw_cli /cx/py show all"
char cmd[100];
snprintf(cmd, sizeof(cmd), "tw_cli /%s show all", name);
if (con->reportataioctl > 1)
pout("tw_cli/%s: Run: \"%s\"\n", name, cmd);
size = run_cmd(cmd, buffer, sizeof(buffer));
}
else {
errno = EINVAL; return -1;
}
if (con->reportataioctl > 1)
pout("tw_cli/%s: Read %d bytes\n", name, size);
if (size <= 0) {
errno = ENOENT; return -1;
}
if (size >= (int)sizeof(buffer)) {
errno = EIO; return -1;
}
buffer[size] = 0;
if (con->reportataioctl > 1)
pout("[\n%.100s%s\n]\n", buffer, (size>100?"...":""));
// Fake identify sector
ASSERT_SIZEOF(ata_identify_device, 512);
ata_identify_device * id = (ata_identify_device *)malloc(sizeof(ata_identify_device));
memset(id, 0, sizeof(*id));
copy_swapped(id->model , findstr(buffer, " Model = " ), sizeof(id->model));
copy_swapped(id->fw_rev , findstr(buffer, " Firmware Version = "), sizeof(id->fw_rev));
copy_swapped(id->serial_no, findstr(buffer, " Serial = " ), sizeof(id->serial_no));
unsigned long nblocks = 0; // "Capacity = N.N GB (N Blocks)"
sscanf(findstr(buffer, "Capacity = "), "%*[^(\r\n](%lu", &nblocks);
if (nblocks) {
id->words047_079[49-47] = 0x0200; // size valid
id->words047_079[60-47] = (unsigned short)(nblocks ); // secs_16
id->words047_079[61-47] = (unsigned short)(nblocks>>16); // secs_32
}
id->major_rev_num = 0x1<<3; // ATA-3
id->command_set_1 = 0x0001; id->command_set_2 = 0x4000; // SMART supported, words 82,83 valid
id->cfs_enable_1 = 0x0001; id->csf_default = 0x4000; // SMART enabled, words 85,87 valid
// Parse smart data hex dump
const char * s = findstr(buffer, "Drive Smart Data:");
if (!*s) {
s = findstr(buffer, "S.M.A.R.T. (Controller"); // from 3DM browser window
if (*s) {
const char * s1 = findstr(s, "<td class"); // html version
if (*s1)
s = s1;
s += strcspn(s, "\r\n");
}
else
s = buffer; // try raw hex dump without header
}
unsigned char * sd = (unsigned char *)malloc(512);
int i = 0;
for (;;) {
unsigned x = ~0; int n = -1;
if (!(sscanf(s, "%x %n", &x, &n) == 1 && !(x & ~0xff)))
break;
sd[i] = (unsigned char)x;
if (!(++i < 512 && n > 0))
break;
s += n;
if (*s == '<') // "<br>"
s += strcspn(s, "\r\n");
}
if (i < 512) {
free(sd);
if (!id->model[1]) {
// No useful data found
free(id);
char * err = strstr(buffer, "Error:");
if (!err)
err = strstr(buffer, "error :");
if (err) {
// Print tw_cli error message
err[strcspn(err, "\r\n")] = 0;
pout("%s\n", err);
}
errno = EIO;
return -1;
}
sd = 0;
}
tw_cli_identbuf = id;
tw_cli_smartbuf = (ata_smart_values *)sd;
return TW_CLI_FDOFFSET;
}
static void tw_cli_close()
{
if (tw_cli_identbuf) {
free(tw_cli_identbuf); tw_cli_identbuf = 0;
}
if (tw_cli_smartbuf) {
free(tw_cli_smartbuf); tw_cli_smartbuf = 0;
}
}
static int tw_cli_command_interface(smart_command_set command, int /*select*/, char * data)
{
switch (command) {
case IDENTIFY:
if (!tw_cli_identbuf)
break;
memcpy(data, tw_cli_identbuf, 512);
return 0;
case READ_VALUES:
if (!tw_cli_smartbuf)
break;
memcpy(data, tw_cli_smartbuf, 512);
return 0;
case READ_THRESHOLDS:
if (!tw_cli_smartbuf)
break;
// Fake zero thresholds
{
const ata_smart_values * sv = tw_cli_smartbuf;
ata_smart_thresholds_pvt * tr = (ata_smart_thresholds_pvt *)data;
memset(tr, 0, 512);
// TODO: Indicate missing thresholds in ataprint.cpp:PrintSmartAttribWithThres()
// (ATA_SMART_READ_THRESHOLDS is marked obsolete since ATA-5)
for (int i = 0; i < NUMBER_ATA_SMART_ATTRIBUTES; i++)
tr->chksum -= tr->thres_entries[i].id = sv->vendor_attributes[i].id;
}
return 0;
case ENABLE:
case STATUS:
case STATUS_CHECK: // Fake "good" SMART status
return 0;
default:
break;
}
// Arrive here for all unsupported commands
errno = ENOSYS;
return -1;
}
/////////////////////////////////////////////////////////////////////////////
// IOCTL_STORAGE_QUERY_PROPERTY
#define FILE_DEVICE_MASS_STORAGE 0x0000002d
#define IOCTL_STORAGE_BASE FILE_DEVICE_MASS_STORAGE
#define FILE_ANY_ACCESS 0
#define IOCTL_STORAGE_QUERY_PROPERTY \
CTL_CODE(IOCTL_STORAGE_BASE, 0x0500, METHOD_BUFFERED, FILE_ANY_ACCESS)
typedef enum _STORAGE_BUS_TYPE {
BusTypeUnknown = 0x00,
BusTypeScsi = 0x01,
BusTypeAtapi = 0x02,
BusTypeAta = 0x03,
BusType1394 = 0x04,
BusTypeSsa = 0x05,
BusTypeFibre = 0x06,
BusTypeUsb = 0x07,
BusTypeRAID = 0x08,
BusTypeiScsi = 0x09,
BusTypeSas = 0x0A,
BusTypeSata = 0x0B,
BusTypeSd = 0x0C,
BusTypeMmc = 0x0D,
BusTypeMax = 0x0E,
BusTypeMaxReserved = 0x7F
} STORAGE_BUS_TYPE, *PSTORAGE_BUS_TYPE;
typedef struct _STORAGE_DEVICE_DESCRIPTOR {
ULONG Version;
ULONG Size;
UCHAR DeviceType;
UCHAR DeviceTypeModifier;
BOOLEAN RemovableMedia;
BOOLEAN CommandQueueing;
ULONG VendorIdOffset;
ULONG ProductIdOffset;
ULONG ProductRevisionOffset;
ULONG SerialNumberOffset;
STORAGE_BUS_TYPE BusType;
ULONG RawPropertiesLength;
UCHAR RawDeviceProperties[1];
} STORAGE_DEVICE_DESCRIPTOR, *PSTORAGE_DEVICE_DESCRIPTOR;
typedef enum _STORAGE_QUERY_TYPE {
PropertyStandardQuery = 0,
PropertyExistsQuery,
PropertyMaskQuery,
PropertyQueryMaxDefined
} STORAGE_QUERY_TYPE, *PSTORAGE_QUERY_TYPE;
typedef enum _STORAGE_PROPERTY_ID {
StorageDeviceProperty = 0,
StorageAdapterProperty,
StorageDeviceIdProperty,
StorageDeviceUniqueIdProperty,
StorageDeviceWriteCacheProperty,
StorageMiniportProperty,
StorageAccessAlignmentProperty
} STORAGE_PROPERTY_ID, *PSTORAGE_PROPERTY_ID;
typedef struct _STORAGE_PROPERTY_QUERY {
STORAGE_PROPERTY_ID PropertyId;
STORAGE_QUERY_TYPE QueryType;
UCHAR AdditionalParameters[1];
} STORAGE_PROPERTY_QUERY, *PSTORAGE_PROPERTY_QUERY;
/////////////////////////////////////////////////////////////////////////////
// Return STORAGE_BUS_TYPE for device, BusTypeUnknown on error.
// (HANDLE does not need any access rights, therefore this works
// without admin rights)
static STORAGE_BUS_TYPE ioctl_get_storage_bus_type(HANDLE hdevice)
{
STORAGE_PROPERTY_QUERY query = {StorageDeviceProperty, PropertyStandardQuery, 0};
union {
STORAGE_DEVICE_DESCRIPTOR dev;
char raw[256];
} prop;
memset(&prop, 0, sizeof(prop));
DWORD num_out;
if (!DeviceIoControl(hdevice, IOCTL_STORAGE_QUERY_PROPERTY,
&query, sizeof(query), &prop, sizeof(prop), &num_out, NULL)) {
if (con->reportataioctl > 1 || con->reportscsiioctl > 1)
pout(" IOCTL_STORAGE_QUERY_PROPERTY failed, Error=%ld\n", GetLastError());
return BusTypeUnknown;
}
if (con->reportataioctl > 1 || con->reportscsiioctl > 1) {
pout(" IOCTL_STORAGE_QUERY_PROPERTY returns:\n"
" Vendor: \"%s\"\n"
" Product: \"%s\"\n"
" Revision: \"%s\"\n"
" Removable: %s\n"
" BusType: 0x%02x\n",
(prop.dev.VendorIdOffset ? prop.raw+prop.dev.VendorIdOffset : ""),
(prop.dev.ProductIdOffset ? prop.raw+prop.dev.ProductIdOffset : ""),
(prop.dev.ProductRevisionOffset ? prop.raw+prop.dev.ProductRevisionOffset : ""),
(prop.dev.RemovableMedia? "Yes":"No"), prop.dev.BusType
);
}
return prop.dev.BusType;
}
/////////////////////////////////////////////////////////////////////////////
// get CONTROLLER_* for open handle
static int get_controller_type(HANDLE hdevice, GETVERSIONINPARAMS_EX * ata_version_ex = 0)
{
// Try SMART_GET_VERSION first to detect ATA SMART support
// for drivers reporting BusTypeScsi (3ware)
if (smart_get_version(hdevice, ata_version_ex) >= 0)
return CONTROLLER_ATA;
STORAGE_BUS_TYPE type = ioctl_get_storage_bus_type(hdevice);
switch (type) {
case BusTypeAta:
case BusTypeSata:
if (ata_version_ex)
memset(ata_version_ex, 0, sizeof(*ata_version_ex));
return CONTROLLER_ATA;
case BusTypeScsi:
case BusTypeiScsi:
case BusTypeSas:
return CONTROLLER_SCSI;
default:
return CONTROLLER_UNKNOWN;
}
/*NOTREACHED*/
}
// get CONTROLLER_* for device path
static int get_controller_type(const char * path, GETVERSIONINPARAMS_EX * ata_version_ex = 0)
{
HANDLE h = CreateFileA(path, GENERIC_READ|GENERIC_WRITE,
FILE_SHARE_READ|FILE_SHARE_WRITE, NULL, OPEN_EXISTING, 0, NULL);
if (h == INVALID_HANDLE_VALUE)
return CONTROLLER_UNKNOWN;
if (con->reportataioctl > 1 || con->reportscsiioctl > 1)
pout(" %s: successfully opened\n", path);
int type = get_controller_type(h, ata_version_ex);
CloseHandle(h);
return type;
}
// get CONTROLLER_* for physical drive number
static int get_phy_drive_type(int drive, GETVERSIONINPARAMS_EX * ata_version_ex)
{
char path[30];
snprintf(path, sizeof(path)-1, "\\\\.\\PhysicalDrive%d", drive);
return get_controller_type(path, ata_version_ex);
}
static int get_phy_drive_type(int drive)
{
return get_phy_drive_type(drive, 0);
}
// get CONTROLLER_* for logical drive number
static int get_log_drive_type(int drive)
{
char path[30];
snprintf(path, sizeof(path)-1, "\\\\.\\%c:", 'A'+drive);
return get_controller_type(path);
}
/////////////////////////////////////////////////////////////////////////////
// Call GetDevicePowerState() if available (Win98/ME/2000/XP/2003)
// returns: 1=active, 0=standby, -1=error
// (This would also work for SCSI drives)
static int get_device_power_state(HANDLE hdevice)
{
static HINSTANCE h_kernel_dll = 0;
#ifdef __CYGWIN__
static DWORD kernel_dll_pid = 0;
#endif
static BOOL (WINAPI * GetDevicePowerState_p)(HANDLE, BOOL *) = 0;
BOOL state = TRUE;
if (!GetDevicePowerState_p
#ifdef __CYGWIN__
|| kernel_dll_pid != GetCurrentProcessId() // detect fork()
#endif
) {
if (h_kernel_dll == INVALID_HANDLE_VALUE) {
errno = ENOSYS;
return -1;
}
if (!(h_kernel_dll = LoadLibraryA("KERNEL32.DLL"))) {
pout("Cannot load KERNEL32.DLL, Error=%ld\n", GetLastError());
h_kernel_dll = (HINSTANCE)INVALID_HANDLE_VALUE;
errno = ENOSYS;
return -1;
}
if (!(GetDevicePowerState_p = (BOOL (WINAPI *)(HANDLE, BOOL *))
GetProcAddress(h_kernel_dll, "GetDevicePowerState"))) {
if (con->reportataioctl)
pout(" GetDevicePowerState() not found, Error=%ld\n", GetLastError());
FreeLibrary(h_kernel_dll);
h_kernel_dll = (HINSTANCE)INVALID_HANDLE_VALUE;
errno = ENOSYS;
return -1;
}
#ifdef __CYGWIN__
kernel_dll_pid = GetCurrentProcessId();
#endif
}
if (!GetDevicePowerState_p(hdevice, &state)) {
long err = GetLastError();
if (con->reportataioctl)
pout(" GetDevicePowerState() failed, Error=%ld\n", err);
errno = (err == ERROR_INVALID_FUNCTION ? ENOSYS : EIO);
// TODO: This may not work as expected on transient errors,
// because smartd interprets -1 as SLEEP mode regardless of errno.
return -1;
}
if (con->reportataioctl > 1)
pout(" GetDevicePowerState() succeeded, state=%d\n", state);
return state;
}
/////////////////////////////////////////////////////////////////////////////
// TODO: Put in a struct indexed by fd (or better a C++ object of course ;-)
static HANDLE h_ata_ioctl = 0;
static const char * ata_def_options;
static char * ata_usr_options;
const int max_ata_driveno = 25;
static int ata_driveno; // Drive number
static int ata_driveno_is_log = -1; // 0=physical drivenumber, 1=logical drive number, -1=unknown
static char ata_smartver_state[max_ata_driveno+1]; // SMART_GET_VERSION: 0=unknown, 1=OK, 2=failed
// Print SMARTVSD error message, return errno
static int smartvsd_error()
{
char path[MAX_PATH];
unsigned len;
if (!(5 <= (len = GetSystemDirectoryA(path, MAX_PATH)) && len < MAX_PATH/2))
return ENOENT;
// SMARTVSD.VXD present?
strcpy(path+len, "\\IOSUBSYS\\SMARTVSD.VXD");
if (!access(path, 0)) {
// Yes, standard IDE driver used?
HANDLE h;
if ( (h = CreateFileA("\\\\.\\ESDI_506",
GENERIC_READ|GENERIC_WRITE, FILE_SHARE_READ|FILE_SHARE_WRITE,
NULL, OPEN_EXISTING, 0, 0)) == INVALID_HANDLE_VALUE
&& GetLastError() == ERROR_FILE_NOT_FOUND ) {
pout("Standard IDE driver ESDI_506.PDR not used, or no IDE/ATA drives present.\n");
return ENOENT;
}
else {
if (h != INVALID_HANDLE_VALUE) // should not happen
CloseHandle(h);
pout("SMART driver SMARTVSD.VXD is installed, but not loaded.\n");
return ENOSYS;
}
}
else {
strcpy(path+len, "\\SMARTVSD.VXD");
if (!access(path, 0)) {
// Some Windows versions install SMARTVSD.VXD in SYSTEM directory
// (http://support.microsoft.com/kb/265854/en-us).
path[len] = 0;
pout("SMART driver is not properly installed,\n"
" move SMARTVSD.VXD from \"%s\" to \"%s\\IOSUBSYS\"\n"
" and reboot Windows.\n", path, path);
}
else {
// Some Windows versions do not provide SMARTVSD.VXD
// (http://support.microsoft.com/kb/199886/en-us).
path[len] = 0;
pout("SMARTVSD.VXD is missing in folder \"%s\\IOSUBSYS\".\n", path);
}
return ENOSYS;
}
}
// Get default ATA device options
static const char * ata_get_def_options()
{
DWORD ver = GetVersion();
if ((ver & 0x80000000) || (ver & 0xff) < 4) // Win9x/ME
return "s"; // SMART_* only
else if ((ver & 0xff) == 4) // WinNT4
return "sc"; // SMART_*, SCSI_PASS_THROUGH
else // WinXP, 2003, Vista
return "psaim"; // GetDevicePowerState(), SMART_*, ATA_, IDE_PASS_THROUGH, SCSI_MINIPORT_*
}
// Open ATA device
static int ata_open(int phydrive, int logdrive, const char * options, int port)
{
// TODO: This version does not allow to open more than 1 ATA devices
if (h_ata_ioctl) {
errno = ENFILE;
return -1;
}
// Using both physical and logical drive names (in smartd.conf) not supported yet
if (!( ata_driveno_is_log < 0
|| (phydrive >= 0 && !ata_driveno_is_log)
|| (logdrive >= 0 && ata_driveno_is_log))) {
pout("Using both /dev/hdX and X: is not supported\n");
errno = EINVAL;
return -1;
}
// path depends on Windows Version
bool win9x = is_win9x();
char devpath[30];
if (win9x && 0 <= phydrive && phydrive <= 7)
// Use patched "smartvse.vxd" for drives 4-7, see INSTALL file for details
strcpy(devpath, (phydrive <= 3 ? "\\\\.\\SMARTVSD" : "\\\\.\\SMARTVSE"));
else if (!win9x && 0 <= phydrive && phydrive <= max_ata_driveno)
snprintf(devpath, sizeof(devpath)-1, "\\\\.\\PhysicalDrive%d", phydrive);
else if (!win9x && 0 <= logdrive && logdrive <= max_ata_driveno) {
snprintf(devpath, sizeof(devpath)-1, "\\\\.\\%c:", 'A'+logdrive);
}
else {
errno = ENOENT;
return -1;
}
// Open device
if ((h_ata_ioctl = CreateFileA(devpath,
GENERIC_READ|GENERIC_WRITE, FILE_SHARE_READ|FILE_SHARE_WRITE,
NULL, OPEN_EXISTING, 0, 0)) == INVALID_HANDLE_VALUE) {
long err = GetLastError();
pout("Cannot open device %s, Error=%ld\n", devpath, err);
if (err == ERROR_FILE_NOT_FOUND)
errno = (win9x && phydrive <= 3 ? smartvsd_error() : ENOENT);
else if (err == ERROR_ACCESS_DENIED) {
if (!win9x)
pout("Administrator rights are necessary to access physical drives.\n");
errno = EACCES;
}
else
errno = EIO;
h_ata_ioctl = 0;
return -1;
}
if (con->reportataioctl > 1)
pout("%s: successfully opened\n", devpath);
// Set default options according to Windows version
if (!ata_def_options)
ata_def_options = ata_get_def_options();
// Save user options
if (port >= 0 && !*options)
options = "s3"; // RAID: SMART_* and SCSI_MINIPORT
assert(!ata_usr_options);
if (*options)
ata_usr_options = strdup(options);
// NT4/2000/XP: SMART_GET_VERSION may spin up disk, so delay until first real SMART_* call
if (phydrive >= 0) {
ata_driveno = phydrive; ata_driveno_is_log = 0;
}
else {
assert(logdrive >= 0);
ata_driveno = logdrive; ata_driveno_is_log = 1;
}
if (!win9x && port < 0)
return 0;
// Win9X/ME: Get drive map
// RAID: Get port map
GETVERSIONINPARAMS_EX vers_ex;
int devmap = smart_get_version(h_ata_ioctl, (port >= 0 ? &vers_ex : 0));
unsigned long portmap = 0;
if (port >= 0 && devmap >= 0) {
// 3ware RAID: check vendor id
if (vers_ex.wIdentifier != SMART_VENDOR_3WARE) {
pout("SMART_GET_VERSION returns unknown Identifier = %04x\n"
"This is no 3ware 9000 controller or driver has no SMART support.\n",
vers_ex.wIdentifier);
devmap = -1;
}
else
portmap = vers_ex.dwDeviceMapEx;
}
if (devmap < 0) {
pout("%s: ATA driver has no SMART support\n", devpath);
if (!is_permissive()) {
ata_close(0);
errno = ENOSYS;
return -1;
}
devmap = 0x0f;
}
ata_smartver_state[ata_driveno] = 1;
if (port >= 0) {
// 3ware RAID: update devicemap first
if (!update_3ware_devicemap_ioctl(h_ata_ioctl)) {
if ( smart_get_version(h_ata_ioctl, &vers_ex) >= 0
&& vers_ex.wIdentifier == SMART_VENDOR_3WARE )
portmap = vers_ex.dwDeviceMapEx;
}
// Check port existence
if (!(portmap & (1L << port))) {
pout("%s: Port %d is empty or does not exist\n", devpath, port);
if (!is_permissive()) {
ata_close(0);
errno = ENOENT;
return -1;
}
}
// Encode port into pseudo fd
return (ATARAID_FDOFFSET | port);
}
// Win9x/ME: Check device presence & type
if (((devmap >> (ata_driveno & 0x3)) & 0x11) != 0x01) {
unsigned char atapi = (devmap >> (ata_driveno & 0x3)) & 0x10;
pout("%s: Drive %d %s (IDEDeviceMap=0x%02x).\n", devpath,
ata_driveno, (atapi?"is an ATAPI device":"does not exist"), devmap);
// Win9x drive existence check may not work as expected
// The atapi.sys driver incorrectly fills in the bIDEDeviceMap with 0x01
// (The related KB Article Q196120 is no longer available)
if (!is_permissive()) {
ata_close(0);
errno = (atapi ? ENOSYS : ENOENT);
return -1;
}
}
// Use drive number as fd for ioctl
return (ata_driveno & 0x3);
}
static void ata_close(int /*fd*/)
{
CloseHandle(h_ata_ioctl);
h_ata_ioctl = 0;
if (ata_usr_options) {
free(ata_usr_options);
ata_usr_options = 0;
}
}
// Scan for ATA drives on Win9x/ME, fill bitmask of drives present, return #drives
static int ata_scan_win9x(unsigned long * drives)
{
// Open device
const char devpath[] = "\\\\.\\SMARTVSD";
HANDLE h = CreateFileA(devpath, GENERIC_READ|GENERIC_WRITE,
FILE_SHARE_READ|FILE_SHARE_WRITE, NULL, OPEN_EXISTING, 0, 0);
if (h == INVALID_HANDLE_VALUE) {
if (con->reportataioctl > 1)
pout(" %s: Open failed, Error=%ld\n", devpath, GetLastError());
return 0; // SMARTVSD.VXD missing or no ATA devices
}
// Get drive map
int devmap = smart_get_version(h);
CloseHandle(h);
if (devmap < 0)
return 0; // Should not happen
// Check ATA device presence, remove ATAPI devices
drives[0] = (devmap & 0xf) & ~((devmap >> 4) & 0xf);
return (drives[0]&1) + ((drives[0]>>1)&1) + ((drives[0]>>2)&1) + ((drives[0]>>3)&1);
}
// Scan for ATA drives, fill bitmask of drives present, return #drives
static int ata_scan(unsigned long * drives, int * rdriveno, unsigned long * rdrives)
{
int cnt = 0;
for (int i = 0; i <= 9; i++) {
GETVERSIONINPARAMS_EX vers_ex;
if (get_phy_drive_type(i, &vers_ex) != CONTROLLER_ATA)
continue;
// Interpret RAID drive map if present
if (vers_ex.wIdentifier == SMART_VENDOR_3WARE) {
// Skip if more than 2 controllers or logical drive from this controller already seen
if (vers_ex.wControllerId >= 2 || rdriveno[vers_ex.wControllerId] >= 0)
continue;
assert(rdrives[vers_ex.wControllerId] == 0);
// Count physical drives
int pcnt = 0;
for (int pi = 0; pi < 32; pi++) {
if (vers_ex.dwDeviceMapEx & (1L << pi))
pcnt++;
}
if (!pcnt)
continue; // Should not happen
rdrives[vers_ex.wControllerId] = vers_ex.dwDeviceMapEx;
rdriveno[vers_ex.wControllerId] = i;
cnt += pcnt-1;
}
// Driver supports SMART_GET_VERSION or STORAGE_QUERY_PROPERTY returns ATA/SATA
drives[0] |= (1L << i);
cnt++;
}
return cnt;
}
/////////////////////////////////////////////////////////////////////////////
// Interface to ATA devices. See os_linux.c
int ata_command_interface(int fd, smart_command_set command, int select, char * data)
{
if (fd == TW_CLI_FDOFFSET) // Parse tw_cli output
return tw_cli_command_interface(command, select, data);
int port = -1;
if ((fd & ~0x1f) == ATARAID_FDOFFSET) {
// RAID Port encoded into pseudo fd
port = fd & 0x1f;
fd = 0;
}
if (!(0 <= fd && fd <= 3)) {
errno = EBADF;
return -1;
}
// CMD,CYL default to SMART, changed by P?IDENTIFY and CHECK_POWER_MODE
IDEREGS regs; memset(&regs, 0, sizeof(regs));
regs.bCommandReg = ATA_SMART_CMD;
regs.bCylHighReg = SMART_CYL_HI; regs.bCylLowReg = SMART_CYL_LOW;
int datasize = 0;
// Try by default: SMART_*, ATA_, IDE_, SCSI_PASS_THROUGH,
// and SCSI_MINIPORT_* if requested by user
const char * valid_options = (ata_usr_options ? "saicm" : "saic");
switch (command) {
case CHECK_POWER_MODE:
// Not a SMART command, needs IDE register return
regs.bCommandReg = ATA_CHECK_POWER_MODE;
regs.bCylLowReg = regs.bCylHighReg = 0;
valid_options = "pai3"; // Try GetDevicePowerState() first, ATA/IDE_PASS_THROUGH may spin up disk
// Note: returns SectorCountReg in data[0]
break;
case READ_VALUES:
regs.bFeaturesReg = ATA_SMART_READ_VALUES;
regs.bSectorNumberReg = regs.bSectorCountReg = 1;
datasize = 512;
break;
case READ_THRESHOLDS:
regs.bFeaturesReg = ATA_SMART_READ_THRESHOLDS;
regs.bSectorNumberReg = regs.bSectorCountReg = 1;
datasize = 512;
break;
case READ_LOG:
regs.bFeaturesReg = ATA_SMART_READ_LOG_SECTOR;
regs.bSectorNumberReg = select;
regs.bSectorCountReg = 1;
// SMART_RCV_DRIVE_DATA supports this only on Win9x/ME
// Try SCSI_MINIPORT also to skip buggy class driver
valid_options = (ata_usr_options || is_win9x() ? "saicm3" : "aicm3");
datasize = 512;
break;
case WRITE_LOG:
regs.bFeaturesReg = ATA_SMART_WRITE_LOG_SECTOR;
regs.bSectorNumberReg = select;
regs.bSectorCountReg = 1;
// ATA_PASS_THROUGH, SCSI_MINIPORT, others don't support DATA_OUT
// but SCSI_MINIPORT_* only if requested by user
valid_options = (ata_usr_options ? "am" : "a");
datasize = -512; // DATA_OUT!
break;
case IDENTIFY:
// Note: WinNT4/2000/XP return identify data cached during boot
// (true for SMART_RCV_DRIVE_DATA and IOCTL_IDE_PASS_THROUGH)
regs.bCommandReg = ATA_IDENTIFY_DEVICE;
regs.bCylLowReg = regs.bCylHighReg = 0;
regs.bSectorCountReg = 1;
datasize = 512;
break;
case PIDENTIFY:
regs.bCommandReg = ATA_IDENTIFY_PACKET_DEVICE;
regs.bCylLowReg = regs.bCylHighReg = 0;
regs.bSectorCountReg = 1;
datasize = 512;
break;
case ENABLE:
regs.bFeaturesReg = ATA_SMART_ENABLE;
regs.bSectorNumberReg = 1;
break;
case DISABLE:
regs.bFeaturesReg = ATA_SMART_DISABLE;
regs.bSectorNumberReg = 1;
break;
case STATUS_CHECK:
// Requires CL,CH register return
valid_options = (ata_usr_options ? "saim" : "sai");
case STATUS:
regs.bFeaturesReg = ATA_SMART_STATUS;
break;
case AUTO_OFFLINE:
regs.bFeaturesReg = ATA_SMART_AUTO_OFFLINE;
regs.bSectorCountReg = select; // YET NOTE - THIS IS A NON-DATA COMMAND!!
break;
case AUTOSAVE:
regs.bFeaturesReg = ATA_SMART_AUTOSAVE;
regs.bSectorCountReg = select; // YET NOTE - THIS IS A NON-DATA COMMAND!!
break;
case IMMEDIATE_OFFLINE:
regs.bFeaturesReg = ATA_SMART_IMMEDIATE_OFFLINE;
regs.bSectorNumberReg = select;
// SMART_SEND_DRIVE_COMMAND supports ABORT_SELF_TEST only on Win9x/ME
valid_options = (ata_usr_options || select != 127/*ABORT*/ || is_win9x() ?
"saicm3" : "aicm3");
break;
default:
pout("Unrecognized command %d in win32_ata_command_interface()\n"
"Please contact " PACKAGE_BUGREPORT "\n", command);
errno = ENOSYS;
return -1;
}
// Try all valid ioctls in the order specified in dev_ioctls;
bool powered_up = false;
assert(ata_def_options);
const char * options = (ata_usr_options ? ata_usr_options : ata_def_options);
for (int i = 0; ; i++) {
char opt = options[i];
if (!opt) {
if (command == CHECK_POWER_MODE && powered_up) {
// Power up reported by GetDevicePowerState() and no ioctl available
// to detect the actual mode of the drive => simulate ATA result ACTIVE/IDLE.
regs.bSectorCountReg = 0xff;
break;
}
// No IOCTL found
errno = ENOSYS;
return -1;
}
if (!strchr(valid_options, opt))
// Invalid for this command
continue;
errno = 0;
assert(datasize == 0 || datasize == 512 || (strchr("am", opt) && datasize == -512));
int rc;
switch (opt) {
default: assert(0);
case 's':
// call SMART_GET_VERSION once for each drive
assert(0 <= ata_driveno && ata_driveno < sizeof(ata_smartver_state));
if (ata_smartver_state[ata_driveno] > 1) {
rc = -1; errno = ENOSYS;
break;
}
if (!ata_smartver_state[ata_driveno]) {
assert(port == -1);
if (smart_get_version(h_ata_ioctl) < 0) {
if (!con->permissive) {
pout("ATA/SATA driver is possibly a SCSI driver not supporting SMART.\n");
pout("If this is a SCSI disk, please try adding '-d scsi'.\n");
ata_smartver_state[ata_driveno] = 2;
rc = -1; errno = ENOSYS;
break;
}
con->permissive--;
}
ata_smartver_state[ata_driveno] = 1;
}
rc = smart_ioctl(h_ata_ioctl, fd, &regs, data, datasize, port);
break;
case 'm':
rc = ata_via_scsi_miniport_smart_ioctl(h_ata_ioctl, &regs, data, datasize);
break;
case 'a':
rc = ata_pass_through_ioctl(h_ata_ioctl, &regs, data, datasize);
break;
case 'i':
rc = ide_pass_through_ioctl(h_ata_ioctl, &regs, data, datasize);
break;
case 'c':
rc = ata_via_scsi_pass_through_ioctl(h_ata_ioctl, &regs, data, datasize);
break;
case '3':
rc = ata_via_3ware_miniport_ioctl(h_ata_ioctl, &regs, data, datasize, port);
break;
case 'p':
assert(command == CHECK_POWER_MODE && datasize == 0);
rc = get_device_power_state(h_ata_ioctl);
if (rc == 0) {
// Power down reported by GetDevicePowerState(), using a passthrough ioctl would
// spin up the drive => simulate ATA result STANDBY.
regs.bSectorCountReg = 0x00;
}
else if (rc > 0) {
// Power up reported by GetDevicePowerState(), but this reflects the actual mode
// only if it is selected by the device driver => try a passthrough ioctl to get the
// actual mode, if none available simulate ACTIVE/IDLE.
powered_up = true;
errno = ENOSYS; rc = -1;
}
break;
}
if (!rc)
// Working ioctl found
break;
if (errno != ENOSYS)
// Abort on I/O error
return -1;
// CAUTION: *_ioctl() MUST NOT change "regs" Parameter in the ENOSYS case
}
switch (command) {
case CHECK_POWER_MODE:
// Return power mode from SectorCountReg in data[0]
data[0] = regs.bSectorCountReg;
return 0;
case STATUS_CHECK:
// Cyl low and Cyl high unchanged means "Good SMART status"
if (regs.bCylHighReg == SMART_CYL_HI && regs.bCylLowReg == SMART_CYL_LOW)
return 0;
// These values mean "Bad SMART status"
if (regs.bCylHighReg == 0x2c && regs.bCylLowReg == 0xf4)
return 1;
// We haven't gotten output that makes sense; print out some debugging info
syserror("Error SMART Status command failed");
pout("Please get assistance from %s\n", PACKAGE_HOMEPAGE);
print_ide_regs(&regs, 1);
errno = EIO;
return -1;
default:
return 0;
}
/*NOTREACHED*/
}
#ifndef HAVE_ATA_IDENTIFY_IS_CACHED
#error define of HAVE_ATA_IDENTIFY_IS_CACHED missing in config.h
#endif
// Return true if OS caches the ATA identify sector
int ata_identify_is_cached(int fd)
{
// Not RAID and WinNT4/2000/XP => true, RAID or Win9x/ME => false
return (!(fd & 0xff00) && !is_win9x());
}
// Print not implemeted warning once
static void pr_not_impl(const char * what, int * warned)
{
if (*warned)
return;
pout(
"#######################################################################\n"
"%s\n"
"NOT IMPLEMENTED under Win32.\n"
"Please contact " PACKAGE_BUGREPORT " if\n"
"you want to help in porting smartmontools to Win32.\n"
"#######################################################################\n"
"\n", what
);
*warned = 1;
}
// Interface to ATA devices behind 3ware escalade RAID controller cards. See os_linux.c
int escalade_command_interface(int /*fd*/, int disknum, int /*escalade_type*/, smart_command_set /*command*/, int /*select*/, char * /*data*/)
{
static int warned = 0;
if (!warned) {
pout("Option '-d 3ware,%d' does not work on Windows.\n"
"Controller port can be specified in the device name: '/dev/hd%c,%d'.\n\n",
disknum, 'a'+ata_driveno, disknum);
warned = 1;
}
errno = ENOSYS;
return -1;
}
// Interface to ATA devices behind Marvell chip-set based controllers. See os_linux.c
int marvell_command_interface(int /*fd*/, smart_command_set /*command*/, int /*select*/, char * /*data*/)
{
static int warned = 0;
pr_not_impl("Marvell chip-set command routine marvell_command_interface()", &warned);
errno = ENOSYS;
return -1;
}
// Interface to ATA devices behind HighPoint Raid controllers. See os_linux.c
int highpoint_command_interface(int /*fd*/, smart_command_set /*command*/, int /*select*/, char * /*data*/)
{
static int warned = 0;
pr_not_impl("HighPoint raid controller command routine highpoint_command_interface()", &warned);
errno = ENOSYS;
return -1;
}
/////////////////////////////////////////////////////////////////////////////
// ASPI Interface (for SCSI devices)
/////////////////////////////////////////////////////////////////////////////
#pragma pack(1)
#define ASPI_SENSE_SIZE 18
// ASPI SCSI Request block header
typedef struct {
unsigned char cmd; // 00: Command code
unsigned char status; // 01: ASPI status
unsigned char adapter; // 02: Host adapter number
unsigned char flags; // 03: Request flags
unsigned char reserved[4]; // 04: 0
} ASPI_SRB_HEAD;
// SRB for host adapter inquiry
typedef struct {
ASPI_SRB_HEAD h; // 00: Header
unsigned char adapters; // 08: Number of adapters
unsigned char target_id; // 09: Target ID ?
char manager_id[16]; // 10: SCSI manager ID
char adapter_id[16]; // 26: Host adapter ID
unsigned char parameters[16]; // 42: Host adapter unique parmameters
} ASPI_SRB_INQUIRY;
// SRB for get device type
typedef struct {
ASPI_SRB_HEAD h; // 00: Header
unsigned char target_id; // 08: Target ID
unsigned char lun; // 09: LUN
unsigned char devtype; // 10: Device type
unsigned char reserved; // 11: Reserved
} ASPI_SRB_DEVTYPE;
// SRB for SCSI I/O
typedef struct {
ASPI_SRB_HEAD h; // 00: Header
unsigned char target_id; // 08: Target ID
unsigned char lun; // 09: LUN
unsigned char reserved[2]; // 10: Reserved
unsigned long data_size; // 12: Data alloc. lenght
void * data_addr; // 16: Data buffer pointer
unsigned char sense_size; // 20: Sense alloc. length
unsigned char cdb_size; // 21: CDB length
unsigned char host_status; // 22: Host status
unsigned char target_status; // 23: Target status
void * event_handle; // 24: Event handle
unsigned char workspace[20]; // 28: ASPI workspace
unsigned char cdb[16+ASPI_SENSE_SIZE];
} ASPI_SRB_IO;
// Macro to retrieve start of sense information
#define ASPI_SRB_SENSE(srb,cdbsz) ((srb)->cdb + 16)
// SRB union
typedef union {
ASPI_SRB_HEAD h; // Common header
ASPI_SRB_INQUIRY q; // Inquiry
ASPI_SRB_DEVTYPE t; // Device type
ASPI_SRB_IO i; // I/O
} ASPI_SRB;
#pragma pack()
// ASPI commands
#define ASPI_CMD_ADAPTER_INQUIRE 0x00
#define ASPI_CMD_GET_DEVICE_TYPE 0x01
#define ASPI_CMD_EXECUTE_IO 0x02
#define ASPI_CMD_ABORT_IO 0x03
// Request flags
#define ASPI_REQFLAG_DIR_TO_HOST 0x08
#define ASPI_REQFLAG_DIR_TO_TARGET 0x10
#define ASPI_REQFLAG_DIR_NO_XFER 0x18
#define ASPI_REQFLAG_EVENT_NOTIFY 0x40
// ASPI status
#define ASPI_STATUS_IN_PROGRESS 0x00
#define ASPI_STATUS_NO_ERROR 0x01
#define ASPI_STATUS_ABORTED 0x02
#define ASPI_STATUS_ABORT_ERR 0x03
#define ASPI_STATUS_ERROR 0x04
#define ASPI_STATUS_INVALID_COMMAND 0x80
#define ASPI_STATUS_INVALID_ADAPTER 0x81
#define ASPI_STATUS_INVALID_TARGET 0x82
#define ASPI_STATUS_NO_ADAPTERS 0xE8
// Adapter (host) status
#define ASPI_HSTATUS_NO_ERROR 0x00
#define ASPI_HSTATUS_SELECTION_TIMEOUT 0x11
#define ASPI_HSTATUS_DATA_OVERRUN 0x12
#define ASPI_HSTATUS_BUS_FREE 0x13
#define ASPI_HSTATUS_BUS_PHASE_ERROR 0x14
#define ASPI_HSTATUS_BAD_SGLIST 0x1A
// Target status
#define ASPI_TSTATUS_NO_ERROR 0x00
#define ASPI_TSTATUS_CHECK_CONDITION 0x02
#define ASPI_TSTATUS_BUSY 0x08
#define ASPI_TSTATUS_RESERV_CONFLICT 0x18
static HINSTANCE h_aspi_dll; // DLL handle
static UINT (* aspi_entry)(ASPI_SRB * srb); // ASPI entrypoint
static unsigned num_aspi_adapters;
#ifdef __CYGWIN__
// h_aspi_dll+aspi_entry is not inherited by Cygwin's fork()
static DWORD aspi_dll_pid; // PID of DLL owner to detect fork()
#define aspi_entry_valid() (aspi_entry && (aspi_dll_pid == GetCurrentProcessId()))
#else
#define aspi_entry_valid() (!!aspi_entry)
#endif
static int aspi_call(ASPI_SRB * srb)
{
int i;
aspi_entry(srb);
i = 0;
while (((volatile ASPI_SRB *)srb)->h.status == ASPI_STATUS_IN_PROGRESS) {
if (++i > 100/*10sek*/) {
pout("ASPI Adapter %u: Timed out\n", srb->h.adapter);
aspi_entry = 0;
h_aspi_dll = (HINSTANCE)INVALID_HANDLE_VALUE;
errno = EIO;
return -1;
}
if (con->reportscsiioctl > 1)
pout("ASPI Adapter %u: Waiting (%d) ...\n", srb->h.adapter, i);
Sleep(100);
}
return 0;
}
// Get ASPI entrypoint from wnaspi32.dll
static FARPROC aspi_get_address(const char * name, int verbose)
{
FARPROC addr;
assert(h_aspi_dll && h_aspi_dll != INVALID_HANDLE_VALUE);
if (!(addr = GetProcAddress(h_aspi_dll, name))) {
if (verbose)
pout("Missing %s() in WNASPI32.DLL\n", name);
aspi_entry = 0;
FreeLibrary(h_aspi_dll);
h_aspi_dll = (HINSTANCE)INVALID_HANDLE_VALUE;
errno = ENOSYS;
return 0;
}
return addr;
}
static int aspi_open_dll(int verbose)
{
UINT (*aspi_info)(void);
UINT info, rc;
assert(!aspi_entry_valid());
// Check structure layout
assert(sizeof(ASPI_SRB_HEAD) == 8);
assert(sizeof(ASPI_SRB_INQUIRY) == 58);
assert(sizeof(ASPI_SRB_DEVTYPE) == 12);
assert(sizeof(ASPI_SRB_IO) == 64+ASPI_SENSE_SIZE);
assert(offsetof(ASPI_SRB,h.cmd) == 0);
assert(offsetof(ASPI_SRB,h.flags) == 3);
assert(offsetof(ASPI_SRB_IO,lun) == 9);
assert(offsetof(ASPI_SRB_IO,data_addr) == 16);
assert(offsetof(ASPI_SRB_IO,workspace) == 28);
assert(offsetof(ASPI_SRB_IO,cdb) == 48);
if (h_aspi_dll == INVALID_HANDLE_VALUE) {
// do not retry
errno = ENOENT;
return -1;
}
// Load ASPI DLL
if (!(h_aspi_dll = LoadLibraryA("WNASPI32.DLL"))) {
if (verbose)
pout("Cannot load WNASPI32.DLL, Error=%ld\n", GetLastError());
h_aspi_dll = (HINSTANCE)INVALID_HANDLE_VALUE;
errno = ENOENT;
return -1;
}
if (con->reportscsiioctl > 1) {
// Print full path of WNASPI32.DLL
char path[MAX_PATH];
if (!GetModuleFileName(h_aspi_dll, path, sizeof(path)))
strcpy(path, "*unknown*");
pout("Using ASPI interface \"%s\"\n", path);
}
// Get ASPI entrypoints
if (!(aspi_info = (UINT (*)(void))aspi_get_address("GetASPI32SupportInfo", verbose)))
return -1;
if (!(aspi_entry = (UINT (*)(ASPI_SRB *))aspi_get_address("SendASPI32Command", verbose)))
return -1;
// Init ASPI manager and get number of adapters
info = (aspi_info)();
if (con->reportscsiioctl > 1)
pout("GetASPI32SupportInfo() returns 0x%04x\n", info);
rc = (info >> 8) & 0xff;
if (rc == ASPI_STATUS_NO_ADAPTERS) {
num_aspi_adapters = 0;
}
else if (rc == ASPI_STATUS_NO_ERROR) {
num_aspi_adapters = info & 0xff;
}
else {
if (verbose)
pout("Got strange 0x%04x from GetASPI32SupportInfo()\n", info);
aspi_entry = 0;
FreeLibrary(h_aspi_dll);
h_aspi_dll = (HINSTANCE)INVALID_HANDLE_VALUE;
errno = ENOENT;
return -1;
}
if (con->reportscsiioctl)
pout("%u ASPI Adapter%s detected\n",num_aspi_adapters, (num_aspi_adapters!=1?"s":""));
#ifdef __CYGWIN__
// save PID to detect fork() in aspi_entry_valid()
aspi_dll_pid = GetCurrentProcessId();
#endif
assert(aspi_entry_valid());
return 0;
}
static int aspi_io_call(ASPI_SRB * srb, unsigned timeout)
{
HANDLE event;
// Create event
if (!(event = CreateEventA(NULL, FALSE, FALSE, NULL))) {
pout("CreateEvent(): Error=%ld\n", GetLastError()); return -EIO;
}
srb->i.event_handle = event;
srb->h.flags |= ASPI_REQFLAG_EVENT_NOTIFY;
// Start ASPI request
aspi_entry(srb);
if (((volatile ASPI_SRB *)srb)->h.status == ASPI_STATUS_IN_PROGRESS) {
// Wait for event
DWORD rc = WaitForSingleObject(event, timeout*1000L);
if (rc != WAIT_OBJECT_0) {
if (rc == WAIT_TIMEOUT) {
pout("ASPI Adapter %u, ID %u: Timed out after %u seconds\n",
srb->h.adapter, srb->i.target_id, timeout);
}
else {
pout("WaitForSingleObject(%lx) = 0x%lx,%ld, Error=%ld\n",
(unsigned long)event, rc, rc, GetLastError());
}
// TODO: ASPI_ABORT_IO command
aspi_entry = 0;
h_aspi_dll = (HINSTANCE)INVALID_HANDLE_VALUE;
return -EIO;
}
}
CloseHandle(event);
return 0;
}
static int aspi_open(unsigned adapter, unsigned id)
{
ASPI_SRB srb;
if (!(adapter <= 9 && id < 16)) {
errno = ENOENT;
return -1;
}
if (!aspi_entry_valid()) {
if (aspi_open_dll(1/*verbose*/))
return -1;
}
// Adapter OK?
if (adapter >= num_aspi_adapters) {
pout("ASPI Adapter %u does not exist (%u Adapter%s detected).\n",
adapter, num_aspi_adapters, (num_aspi_adapters!=1?"s":""));
if (!is_permissive()) {
errno = ENOENT;
return -1;
}
}
// Device present ?
memset(&srb, 0, sizeof(srb));
srb.h.cmd = ASPI_CMD_GET_DEVICE_TYPE;
srb.h.adapter = adapter; srb.i.target_id = id;
if (aspi_call(&srb)) {
errno = EIO;
return -1;
}
if (srb.h.status != ASPI_STATUS_NO_ERROR) {
pout("ASPI Adapter %u, ID %u: No such device (Status=0x%02x)\n", adapter, id, srb.h.status);
if (!is_permissive()) {
errno = (srb.h.status == ASPI_STATUS_INVALID_TARGET ? ENOENT : EIO);
return -1;
}
}
else if (con->reportscsiioctl)
pout("ASPI Adapter %u, ID %u: Device Type=0x%02x\n", adapter, id, srb.t.devtype);
return (ASPI_FDOFFSET | ((adapter & 0xf)<<4) | (id & 0xf));
}
static void aspi_close(int /*fd*/)
{
// No FreeLibrary(h_aspi_dll) to prevent problems with ASPI threads
}
// Scan for SCSI drives, fill bitmask [adapter:0-9][id:0-7] of drives present,
// return #drives
static int aspi_scan(unsigned long * drives)
{
int cnt = 0;
unsigned ad;
if (!aspi_entry_valid()) {
if (aspi_open_dll(con->reportscsiioctl/*default is quiet*/))
return 0;
}
for (ad = 0; ad < num_aspi_adapters; ad++) {
ASPI_SRB srb; unsigned id;
if (ad > 9) {
if (con->reportscsiioctl)
pout(" ASPI Adapter %u: Ignored\n", ad);
continue;
}
// Get adapter name
memset(&srb, 0, sizeof(srb));
srb.h.cmd = ASPI_CMD_ADAPTER_INQUIRE;
srb.h.adapter = ad;
if (aspi_call(&srb))
return 0;
if (srb.h.status != ASPI_STATUS_NO_ERROR) {
if (con->reportscsiioctl)
pout(" ASPI Adapter %u: Status=0x%02x\n", ad, srb.h.status);
continue;
}
if (con->reportscsiioctl) {
int i;
for (i = 1; i < 16 && srb.q.adapter_id[i]; i++)
if (!(' ' <= srb.q.adapter_id[i] && srb.q.adapter_id[i] <= '~'))
srb.q.adapter_id[i] = '?';
pout(" ASPI Adapter %u (\"%.16s\"):\n", ad, srb.q.adapter_id);
}
bool ignore = !strnicmp(srb.q.adapter_id, "3ware", 5);
for (id = 0; id <= 7; id++) {
// Get device type
memset(&srb, 0, sizeof(srb));
srb.h.cmd = ASPI_CMD_GET_DEVICE_TYPE;
srb.h.adapter = ad; srb.i.target_id = id;
if (aspi_call(&srb))
return 0;
if (srb.h.status != ASPI_STATUS_NO_ERROR) {
if (con->reportscsiioctl > 1)
pout(" ID %u: No such device (Status=0x%02x)\n", id, srb.h.status);
continue;
}
if (!ignore && srb.t.devtype == 0x00/*HDD*/) {
if (con->reportscsiioctl)
pout(" ID %u: Device Type=0x%02x\n", id, srb.t.devtype);
drives[ad >> 2] |= (1L << (((ad & 0x3) << 3) + id));
cnt++;
}
else if (con->reportscsiioctl)
pout(" ID %u: Device Type=0x%02x (ignored)\n", id, srb.t.devtype);
}
}
return cnt;
}
/////////////////////////////////////////////////////////////////////////////
// Interface to ASPI SCSI devices. See scsicmds.h and os_linux.c
static int do_aspi_cmnd_io(int fd, struct scsi_cmnd_io * iop, int report)
{
ASPI_SRB srb;
if (!aspi_entry_valid())
return -EBADF;
if (!((fd & ~0xff) == ASPI_FDOFFSET))
return -EBADF;
if (!(iop->cmnd_len == 6 || iop->cmnd_len == 10 || iop->cmnd_len == 12 || iop->cmnd_len == 16)) {
pout("do_aspi_cmnd_io: bad CDB length\n");
return -EINVAL;
}
if (report > 0) {
// From os_linux.c
int k, j;
const unsigned char * ucp = iop->cmnd;
const char * np;
char buff[256];
const int sz = (int)sizeof(buff);
np = scsi_get_opcode_name(ucp[0]);
j = snprintf(buff, sz, " [%s: ", np ? np : "<unknown opcode>");
for (k = 0; k < (int)iop->cmnd_len; ++k)
j += snprintf(&buff[j], (sz > j ? (sz - j) : 0), "%02x ", ucp[k]);
if ((report > 1) &&
(DXFER_TO_DEVICE == iop->dxfer_dir) && (iop->dxferp)) {
int trunc = (iop->dxfer_len > 256) ? 1 : 0;
j += snprintf(&buff[j], (sz > j ? (sz - j) : 0), "]\n Outgoing "
"data, len=%d%s:\n", (int)iop->dxfer_len,
(trunc ? " [only first 256 bytes shown]" : ""));
dStrHex(iop->dxferp, (trunc ? 256 : iop->dxfer_len) , 1);
}
else
j += snprintf(&buff[j], (sz > j ? (sz - j) : 0), "]\n");
pout(buff);
}
memset(&srb, 0, sizeof(srb));
srb.h.cmd = ASPI_CMD_EXECUTE_IO;
srb.h.adapter = ((fd >> 4) & 0xf);
srb.i.target_id = (fd & 0xf);
//srb.i.lun = 0;
srb.i.sense_size = ASPI_SENSE_SIZE;
srb.i.cdb_size = iop->cmnd_len;
memcpy(srb.i.cdb, iop->cmnd, iop->cmnd_len);
switch (iop->dxfer_dir) {
case DXFER_NONE:
srb.h.flags = ASPI_REQFLAG_DIR_NO_XFER;
break;
case DXFER_FROM_DEVICE:
srb.h.flags = ASPI_REQFLAG_DIR_TO_HOST;
srb.i.data_size = iop->dxfer_len;
srb.i.data_addr = iop->dxferp;
break;
case DXFER_TO_DEVICE:
srb.h.flags = ASPI_REQFLAG_DIR_TO_TARGET;
srb.i.data_size = iop->dxfer_len;
srb.i.data_addr = iop->dxferp;
break;
default:
pout("do_aspi_cmnd_io: bad dxfer_dir\n");
return -EINVAL;
}
iop->resp_sense_len = 0;
iop->scsi_status = 0;
iop->resid = 0;
if (aspi_io_call(&srb, (iop->timeout ? iop->timeout : 60))) {
// Timeout
return -EIO;
}
if (srb.h.status != ASPI_STATUS_NO_ERROR) {
if ( srb.h.status == ASPI_STATUS_ERROR
&& srb.i.host_status == ASPI_HSTATUS_NO_ERROR
&& srb.i.target_status == ASPI_TSTATUS_CHECK_CONDITION) {
// Sense valid
const unsigned char * sense = ASPI_SRB_SENSE(&srb.i, iop->cmnd_len);
int len = (ASPI_SENSE_SIZE < iop->max_sense_len ? ASPI_SENSE_SIZE : iop->max_sense_len);
iop->scsi_status = SCSI_STATUS_CHECK_CONDITION;
if (len > 0 && iop->sensep) {
memcpy(iop->sensep, sense, len);
iop->resp_sense_len = len;
if (report > 1) {
pout(" >>> Sense buffer, len=%d:\n", (int)len);
dStrHex(iop->sensep, len , 1);
}
}
if (report) {
pout(" sense_key=%x asc=%x ascq=%x\n",
sense[2] & 0xf, sense[12], sense[13]);
}
return 0;
}
else {
if (report)
pout(" ASPI call failed, (0x%02x,0x%02x,0x%02x)\n", srb.h.status, srb.i.host_status, srb.i.target_status);
return -EIO;
}
}
if (report > 0)
pout(" OK\n");
if (iop->dxfer_dir == DXFER_FROM_DEVICE && report > 1) {
int trunc = (iop->dxfer_len > 256) ? 1 : 0;
pout(" Incoming data, len=%d%s:\n", (int)iop->dxfer_len,
(trunc ? " [only first 256 bytes shown]" : ""));
dStrHex(iop->dxferp, (trunc ? 256 : iop->dxfer_len) , 1);
}
return 0;
}
/////////////////////////////////////////////////////////////////////////////
// SPT Interface (for SCSI devices and ATA devices behind SATLs)
// Only supported in NT and later
/////////////////////////////////////////////////////////////////////////////
#define SPT_MAXDEV 64
struct spt_dev_info {
HANDLE h_spt_ioctl;
int sub_addr; // addressing disks within a RAID, for example
};
// Private table of open devices: guaranteed zero on startup since
// part of static data.
static struct spt_dev_info * spt_dev_arr[SPT_MAXDEV];
static int spt_open(int pd_num, int ld_num, int tape_num, int sub_addr)
{
int k;
struct spt_dev_info * sdip;
char b[128];
HANDLE h;
for (k = 0; k < SPT_MAXDEV; k++)
if (! spt_dev_arr[k])
break;
// If no free entry found, return error. We have max allowed number
// of "file descriptors" already allocated.
if (k == SPT_MAXDEV) {
if (con->reportscsiioctl)
pout("spt_open: too many open file descriptors (%d)\n",
SPT_MAXDEV);
errno = EMFILE;
return -1;
}
sdip = (struct spt_dev_info *)malloc(sizeof(struct spt_dev_info));
if (NULL == sdip) {
errno = ENOMEM;
return -1;
}
spt_dev_arr[k] = sdip;
sdip->sub_addr = sub_addr;
b[sizeof(b) - 1] = '\0';
if (pd_num >= 0)
snprintf(b, sizeof(b) - 1, "\\\\.\\PhysicalDrive%d", pd_num);
else if (ld_num >= 0)
snprintf(b, sizeof(b) - 1, "\\\\.\\%c:", 'A' + ld_num);
else if (tape_num >= 0)
snprintf(b, sizeof(b) - 1, "\\\\.\\TAPE%d", tape_num);
else {
if (con->reportscsiioctl)
pout("spt_open: bad parameters\n");
errno = EINVAL;
goto err_out;
}
// Open device
if ((h = CreateFileA(b, GENERIC_READ|GENERIC_WRITE,
FILE_SHARE_READ|FILE_SHARE_WRITE, NULL,
OPEN_EXISTING, 0, 0)) == INVALID_HANDLE_VALUE) {
if (con->reportscsiioctl)
pout(" %s: Open failed, Error=%ld\n", b, GetLastError());
errno = ENODEV;
goto err_out;
}
sdip->h_spt_ioctl = h;
return k + SPT_FDOFFSET;
err_out:
spt_dev_arr[k] = NULL;
free(sdip);
return -1;
}
static void spt_close(int fd)
{
struct spt_dev_info * sdip;
int index = fd - SPT_FDOFFSET;
if ((index < 0) || (index >= SPT_MAXDEV)) {
if (con->reportscsiioctl)
pout("spt_close: bad fd range\n");
return;
}
sdip = spt_dev_arr[index];
if (NULL == sdip) {
if (con->reportscsiioctl)
pout("spt_close: fd already closed\n");
return;
}
free(sdip);
spt_dev_arr[index] = NULL;
}
static int spt_scan(unsigned long * drives)
{
int cnt = 0;
for (int i = 0; i <= 9; i++) {
if (get_phy_drive_type(i) != CONTROLLER_SCSI)
continue;
// STORAGE_QUERY_PROPERTY returned SCSI/SAS/...
drives[0] |= (1L << i);
cnt++;
}
return cnt;
}
#define IOCTL_SCSI_PASS_THROUGH_DIRECT \
CTL_CODE(IOCTL_SCSI_BASE, 0x0405, METHOD_BUFFERED, FILE_READ_ACCESS | FILE_WRITE_ACCESS)
typedef struct _SCSI_PASS_THROUGH_DIRECT {
USHORT Length;
UCHAR ScsiStatus;
UCHAR PathId;
UCHAR TargetId;
UCHAR Lun;
UCHAR CdbLength;
UCHAR SenseInfoLength;
UCHAR DataIn;
ULONG DataTransferLength;
ULONG TimeOutValue;
PVOID DataBuffer;
ULONG SenseInfoOffset;
UCHAR Cdb[16];
} SCSI_PASS_THROUGH_DIRECT;
typedef struct {
SCSI_PASS_THROUGH_DIRECT spt;
ULONG Filler;
UCHAR ucSenseBuf[64];
} SCSI_PASS_THROUGH_DIRECT_WITH_BUFFER;
// Interface to SPT SCSI devices. See scsicmds.h and os_linux.c
static int do_spt_cmnd_io(int fd, struct scsi_cmnd_io * iop, int report)
{
struct spt_dev_info * sdip;
int index = fd - SPT_FDOFFSET;
SCSI_PASS_THROUGH_DIRECT_WITH_BUFFER sb;
DWORD num_out;
if ((index < 0) || (index >= SPT_MAXDEV)) {
if (report)
pout("do_spt_cmnd_io: bad fd range\n");
return -EBADF;
}
sdip = spt_dev_arr[index];
if (NULL == sdip) {
if (report)
pout("do_spt_cmnd_io: fd already closed\n");
return -EBADF;
}
if (report > 0) {
int k, j;
const unsigned char * ucp = iop->cmnd;
const char * np;
char buff[256];
const int sz = (int)sizeof(buff);
np = scsi_get_opcode_name(ucp[0]);
j = snprintf(buff, sz, " [%s: ", np ? np : "<unknown opcode>");
for (k = 0; k < (int)iop->cmnd_len; ++k)
j += snprintf(&buff[j], (sz > j ? (sz - j) : 0), "%02x ", ucp[k]);
if ((report > 1) &&
(DXFER_TO_DEVICE == iop->dxfer_dir) && (iop->dxferp)) {
int trunc = (iop->dxfer_len > 256) ? 1 : 0;
j += snprintf(&buff[j], (sz > j ? (sz - j) : 0), "]\n Outgoing "
"data, len=%d%s:\n", (int)iop->dxfer_len,
(trunc ? " [only first 256 bytes shown]" : ""));
dStrHex(iop->dxferp, (trunc ? 256 : iop->dxfer_len) , 1);
}
else
j += snprintf(&buff[j], (sz > j ? (sz - j) : 0), "]\n");
pout(buff);
}
if (iop->cmnd_len > (int)sizeof(sb.spt.Cdb)) {
if (report)
pout("do_spt_cmnd_io: cmnd_len too large\n");
return -EINVAL;
}
memset(&sb, 0, sizeof(sb));
sb.spt.Length = sizeof(SCSI_PASS_THROUGH_DIRECT);
sb.spt.CdbLength = iop->cmnd_len;
memcpy(sb.spt.Cdb, iop->cmnd, iop->cmnd_len);
sb.spt.SenseInfoLength = sizeof(sb.ucSenseBuf);
sb.spt.SenseInfoOffset =
offsetof(SCSI_PASS_THROUGH_DIRECT_WITH_BUFFER, ucSenseBuf);
sb.spt.TimeOutValue = (iop->timeout ? iop->timeout : 60);
switch (iop->dxfer_dir) {
case DXFER_NONE:
sb.spt.DataIn = SCSI_IOCTL_DATA_UNSPECIFIED;
break;
case DXFER_FROM_DEVICE:
sb.spt.DataIn = SCSI_IOCTL_DATA_IN;
sb.spt.DataTransferLength = iop->dxfer_len;
sb.spt.DataBuffer = iop->dxferp;
break;
case DXFER_TO_DEVICE:
sb.spt.DataIn = SCSI_IOCTL_DATA_OUT;
sb.spt.DataTransferLength = iop->dxfer_len;
sb.spt.DataBuffer = iop->dxferp;
break;
default:
pout("do_spt_cmnd_io: bad dxfer_dir\n");
return -EINVAL;
}
if (! DeviceIoControl(sdip->h_spt_ioctl, IOCTL_SCSI_PASS_THROUGH_DIRECT,
&sb, sizeof(sb), &sb, sizeof(sb), &num_out, NULL)) {
long err = GetLastError();
if (report)
pout(" IOCTL_SCSI_PASS_THROUGH_DIRECT failed, Error=%ld\n", err);
return -(err == ERROR_INVALID_FUNCTION ? ENOSYS : EIO);
}
iop->scsi_status = sb.spt.ScsiStatus;
if (SCSI_STATUS_CHECK_CONDITION & iop->scsi_status) {
int slen = sb.ucSenseBuf[7] + 8;
if (slen > (int)sizeof(sb.ucSenseBuf))
slen = sizeof(sb.ucSenseBuf);
if (slen > (int)iop->max_sense_len)
slen = iop->max_sense_len;
memcpy(iop->sensep, sb.ucSenseBuf, slen);
iop->resp_sense_len = slen;
if (report) {
if ((iop->sensep[0] & 0x7f) > 0x71)
pout(" status=%x: [desc] sense_key=%x asc=%x ascq=%x\n",
iop->scsi_status, iop->sensep[1] & 0xf,
iop->sensep[2], iop->sensep[3]);
else
pout(" status=%x: sense_key=%x asc=%x ascq=%x\n",
iop->scsi_status, iop->sensep[2] & 0xf,
iop->sensep[12], iop->sensep[13]);
}
} else
iop->resp_sense_len = 0;
if ((iop->dxfer_len > 0) && (sb.spt.DataTransferLength > 0))
iop->resid = iop->dxfer_len - sb.spt.DataTransferLength;
else
iop->resid = 0;
if ((iop->dxfer_dir == DXFER_FROM_DEVICE) && (report > 1)) {
int trunc = (iop->dxfer_len > 256) ? 1 : 0;
pout(" Incoming data, len=%d%s:\n", (int)iop->dxfer_len,
(trunc ? " [only first 256 bytes shown]" : ""));
dStrHex(iop->dxferp, (trunc ? 256 : iop->dxfer_len) , 1);
}
return 0;
}
// Decides which SCSI implementation based on pseudo fd.
// Declaration and explanation in scsicmds.h
int do_scsi_cmnd_io(int fd, struct scsi_cmnd_io * iop, int report)
{
if ((fd & ~0xff) == ASPI_FDOFFSET)
return do_aspi_cmnd_io(fd, iop, report);
else
return do_spt_cmnd_io(fd, iop, report);
}
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