xref: /illumos-gate/usr/src/uts/common/fs/smbclnt/netsmb/smb_subrs.c (revision adee6784)

/*
 * Copyright (c) 2000-2001 Boris Popov
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. All advertising materials mentioning features or use of this software
 *    must display the following acknowledgement:
 *    This product includes software developed by Boris Popov.
 * 4. Neither the name of the author nor the names of any co-contributors
 *    may be used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 *
 * $Id: smb_subr.c,v 1.27.108.1 2005/06/02 00:55:39 lindak Exp $
 */

/*
 * Copyright (c) 2008, 2010, Oracle and/or its affiliates. All rights reserved.
 * Portions Copyright (C) 2001 - 2013 Apple Inc. All rights reserved.
 * Copyright 2018 Nexenta Systems, Inc.  All rights reserved.
 */

#include <sys/param.h>
#include <sys/systm.h>
#include <sys/kmem.h>
#include <sys/proc.h>
#include <sys/lock.h>
#include <sys/socket.h>
#include <sys/isa_defs.h>
#include <sys/stream.h>
#include <sys/strsun.h>
#include <sys/sunddi.h>
#include <sys/cmn_err.h>
#include <sys/sdt.h>
#include <sys/priv.h>
#include <sys/u8_textprep.h>

#include <netsmb/smb_osdep.h>
#include <netsmb/smb.h>
#include <netsmb/smb_conn.h>
#include <netsmb/smb_rq.h>
#include <netsmb/smb_subr.h>

void
smb_credinit(struct smb_cred *scred, cred_t *cr)
{
	/* cr arg is optional */
	if (cr == NULL)
		cr = ddi_get_cred();
#ifdef	_KERNEL
	if (is_system_labeled()) {
		cr = crdup(cr);
		(void) setpflags(NET_MAC_AWARE, 1, cr);
	} else
#endif
	{
		crhold(cr);
	}
	scred->scr_cred = cr;
}

void
smb_credrele(struct smb_cred *scred)
{
	if (scred->scr_cred != NULL) {
		crfree(scred->scr_cred);
		scred->scr_cred = NULL;
	}
}

#ifndef	_KERNEL
/* ARGSUSED */
void
smb_debugmsg(const char *func, char *msg)
{
}
#endif	/* _KERNEL */

/*
 * Helper for the SMBERROR macro, etc.
 * This is also a good place for a breakpoint
 * or a dtrace probe, i.e. fbt:nsmb:smb_errmsg
 */
void
smb_errmsg(int cel, const char *func_name, const char *fmt, ...)
{
	va_list adx;
	char buf[100];

	va_start(adx, fmt);
	if (cel == CE_CONT) {
		/*
		 * This is one of our xxxDEBUG macros.
		 * Don't bother to log these, but just
		 * fire a dtrace probe with the message.
		 */
		(void) vsnprintf(buf, sizeof (buf), fmt, adx);
		DTRACE_PROBE2(debugmsg2,
		    (char *), func_name,
		    (char *), buf);
#ifndef	_KERNEL
		smb_debugmsg(func_name, buf);
#endif
	} else {
		/*
		 * This is one of our xxxERROR macros.
		 * Add a prefix to the fmt string,
		 * then let vcmn_err do the args.
		 */
		(void) snprintf(buf, sizeof (buf), "?%s: %s", func_name, fmt);
		DTRACE_PROBE3(debugmsg3,
		    (char *), func_name,
		    (char *), buf,
		    va_list, adx);
		vcmn_err(cel, buf, adx);
	}
	va_end(adx);
}

#if 1 /* def SMB_SOCKETDATA_DEBUG */
void
m_dumpm(mblk_t *m)
{
	int len, seg;

	len = msgdsize(m);
	DTRACE_PROBE2(dsize, int, len, (mblk_t *), m);

	for (seg = 0; m; seg++) {
		DTRACE_PROBE2(mblk, int, seg, (mblk_t *), m);
		m = m->b_cont;
	}
}
#endif

#ifndef EPROTO
#define	EPROTO ECONNABORTED
#endif
#ifndef ELIBACC
#define	ELIBACC ENOENT
#endif
#ifndef ENODATA
#define	ENODATA EINVAL
#endif
#ifndef ENOTUNIQ
#define	ENOTUNIQ EADDRINUSE
#endif
#ifndef ECOMM
#define	ECOMM EIO
#endif
#ifndef ENOMEDIUM
#define	ENOMEDIUM ENXIO
#endif
#ifndef ETIME
#define	ETIME ETIMEDOUT
#endif
#ifndef	EMOREDATA
#define	EMOREDATA (0x7fff)
#endif

/*
 * Log any un-handled NT or DOS errors we encounter.
 * Make these log NOTICE in a debug build to ensure
 * they get noticed during tests.  In the field these
 * are unimportant, so just fire a Dtrace probe.
 */
static int unknown_err_logpri =
#ifdef	DEBUG
	CE_NOTE;
#else
	CE_CONT;
#endif

typedef struct nt2errno {
	unsigned int nterr;
	int errno;
} nt2errno_t;

static const nt2errno_t nt2errno[] = {
	/* Alphabetical order. */
	{NT_STATUS_ACCESS_DENIED,		EACCES},
	{NT_STATUS_ACCESS_VIOLATION,		EACCES},
	{NT_STATUS_ACCOUNT_DISABLED,		EACCES},
	{NT_STATUS_ACCOUNT_EXPIRED,		EACCES},
	{NT_STATUS_ACCOUNT_LOCKED_OUT,		EACCES},
	{NT_STATUS_ACCOUNT_RESTRICTION,		EACCES},
	{NT_STATUS_ADDRESS_ALREADY_EXISTS,	EADDRINUSE},
	{NT_STATUS_BAD_NETWORK_NAME,		ENOENT},
	{NT_STATUS_BAD_NETWORK_PATH,		ENOENT},
	{NT_STATUS_BUFFER_TOO_SMALL,		E2BIG},
	{NT_STATUS_CANCELLED,			ECANCELED},
	{NT_STATUS_CANNOT_DELETE,		EACCES},
	{NT_STATUS_CONFLICTING_ADDRESSES,	EADDRINUSE},
	{NT_STATUS_CONNECTION_ABORTED,		ECONNABORTED},
	{NT_STATUS_CONNECTION_DISCONNECTED,	ECONNABORTED},
	{NT_STATUS_CONNECTION_REFUSED,		ECONNREFUSED},
	{NT_STATUS_CONNECTION_RESET,		ENETRESET},
	{NT_STATUS_DELETE_PENDING,		EACCES},
	{NT_STATUS_DEVICE_DOES_NOT_EXIST,	ENODEV},
	{NT_STATUS_DEVICE_PROTOCOL_ERROR,	EPROTO},
	{NT_STATUS_DIRECTORY_NOT_EMPTY,		ENOTEMPTY},
	{NT_STATUS_DISK_FULL,			ENOSPC},
	{NT_STATUS_DLL_NOT_FOUND,		ELIBACC},
	{NT_STATUS_DUPLICATE_NAME,		EINVAL},
	{NT_STATUS_EAS_NOT_SUPPORTED,		ENOTSUP},
	{NT_STATUS_EA_TOO_LARGE,		E2BIG},
	{NT_STATUS_END_OF_FILE,			ENODATA},
	{NT_STATUS_FILE_CLOSED,			EBADF},
	{NT_STATUS_FILE_DELETED,		ENOENT},
	{NT_STATUS_FILE_INVALID,		EIO},
	{NT_STATUS_FILE_IS_A_DIRECTORY,		EISDIR},
	{NT_STATUS_FILE_LOCK_CONFLICT,		EAGAIN},
	{NT_STATUS_FILE_RENAMED,		ENOENT},
	{NT_STATUS_FLOAT_INEXACT_RESULT,	ERANGE},
	{NT_STATUS_FLOAT_OVERFLOW,		ERANGE},
	{NT_STATUS_FLOAT_UNDERFLOW,		ERANGE},
	{NT_STATUS_HOST_UNREACHABLE,		EHOSTUNREACH},
	{NT_STATUS_ILL_FORMED_PASSWORD,		EAUTH},
	{NT_STATUS_INFO_LENGTH_MISMATCH,	EINVAL},
	{NT_STATUS_INSUFFICIENT_RESOURCES,	EAGAIN},
	{NT_STATUS_INSUFF_SERVER_RESOURCES,	EAGAIN},
	{NT_STATUS_INTEGER_OVERFLOW,		ERANGE},
	{NT_STATUS_INVALID_ACCOUNT_NAME,	EAUTH},
	{NT_STATUS_INVALID_BUFFER_SIZE,		EIO},
	{NT_STATUS_INVALID_DEVICE_REQUEST,	EINVAL},
	{NT_STATUS_INVALID_HANDLE,		EBADF},
	{NT_STATUS_INVALID_INFO_CLASS,		EINVAL},
	{NT_STATUS_INVALID_LEVEL,		ENOTSUP},
	{NT_STATUS_INVALID_LOCK_SEQUENCE,	EINVAL},
	{NT_STATUS_INVALID_LOGON_HOURS,		EAUTH},
	{NT_STATUS_INVALID_OWNER,		EINVAL},
	{NT_STATUS_INVALID_PARAMETER,		EINVAL},
	{NT_STATUS_INVALID_PIPE_STATE,		EPIPE},
	{NT_STATUS_INVALID_PRIMARY_GROUP,	EINVAL},
	{NT_STATUS_INVALID_WORKSTATION,		EACCES},
	{NT_STATUS_IN_PAGE_ERROR,		EFAULT},
	{NT_STATUS_IO_DEVICE_ERROR,		EIO},
	{NT_STATUS_IO_TIMEOUT,			ETIMEDOUT},
	{NT_STATUS_IP_ADDRESS_CONFLICT1,	EADDRINUSE},
	{NT_STATUS_IP_ADDRESS_CONFLICT2,	EADDRINUSE},
	{NT_STATUS_LICENSE_QUOTA_EXCEEDED,	EDQUOT},
	{NT_STATUS_LOCK_NOT_GRANTED,		EAGAIN},
	{NT_STATUS_LOGIN_TIME_RESTRICTION,	EAUTH},
	{NT_STATUS_LOGON_FAILURE,		EAUTH},
	{NT_STATUS_LOGON_TYPE_NOT_GRANTED,	EAUTH},
	{NT_STATUS_MEDIA_WRITE_PROTECTED,	EROFS},
	{NT_STATUS_MEMORY_NOT_ALLOCATED,	EFAULT},
	{NT_STATUS_MORE_PROCESSING_REQUIRED,	EINPROGRESS},
	{NT_STATUS_NAME_TOO_LONG,		ENAMETOOLONG},
	{NT_STATUS_NETWORK_ACCESS_DENIED,	EACCES},
	{NT_STATUS_NETWORK_BUSY,		EBUSY},
	{NT_STATUS_NETWORK_NAME_DELETED,	ENOENT},
	{NT_STATUS_NETWORK_UNREACHABLE,		ENETUNREACH},
	{NT_STATUS_NET_WRITE_FAULT,		ECOMM},
	{NT_STATUS_NONEXISTENT_EA_ENTRY,	ENOENT},
	{NT_STATUS_NONEXISTENT_SECTOR,		ESPIPE},
	{NT_STATUS_NONE_MAPPED,			EINVAL},
	{NT_STATUS_NOT_A_DIRECTORY,		ENOTDIR},
	{NT_STATUS_NOT_FOUND,			ENOENT},
	{NT_STATUS_NOT_IMPLEMENTED,		ENOTSUP},
	{NT_STATUS_NOT_LOCKED,			ENOLCK},
	{NT_STATUS_NOT_MAPPED_VIEW,		EINVAL},
	{NT_STATUS_NOT_SUPPORTED,		ENOTSUP},
	{NT_STATUS_NO_EAS_ON_FILE,		ENOENT},
	{NT_STATUS_NO_LOGON_SERVERS,		EAUTH},
	{NT_STATUS_NO_MEDIA,			ENOMEDIUM},
	{NT_STATUS_NO_MEDIA_IN_DEVICE,		ENOMEDIUM},
	{NT_STATUS_NO_MEMORY,			ENOMEM},
	{NT_STATUS_NO_SUCH_DEVICE,		ENODEV},
	{NT_STATUS_NO_SUCH_FILE,		ENOENT},
	{NT_STATUS_NO_SUCH_LOGON_SESSION,	EAUTH},
	{NT_STATUS_NO_SUCH_USER,		EAUTH},
	{NT_STATUS_NO_TRUST_LSA_SECRET,		EAUTH},
	{NT_STATUS_NO_TRUST_SAM_ACCOUNT,	EAUTH},
	{NT_STATUS_OBJECT_NAME_COLLISION,	EEXIST},
	{NT_STATUS_OBJECT_NAME_INVALID,		EINVAL},
	{NT_STATUS_OBJECT_NAME_NOT_FOUND,	ENOENT},
	{NT_STATUS_OBJECT_PATH_INVALID,		ENOTDIR},
	{NT_STATUS_OBJECT_PATH_NOT_FOUND,	ENOENT},
	{NT_STATUS_OBJECT_PATH_SYNTAX_BAD,	EINVAL},
	{NT_STATUS_OBJECT_TYPE_MISMATCH,	EBADF},
	{NT_STATUS_PAGEFILE_QUOTA,		EDQUOT},
	{NT_STATUS_PASSWORD_EXPIRED,		EAUTH},
	{NT_STATUS_PASSWORD_MUST_CHANGE,	EAUTH},
	{NT_STATUS_PASSWORD_RESTRICTION,	EAUTH},
	{NT_STATUS_PATH_NOT_COVERED,		ENOENT},
	{NT_STATUS_PIPE_BROKEN,			EPIPE},
	{NT_STATUS_PIPE_BUSY,			EPIPE},
	{NT_STATUS_PIPE_CONNECTED,		EISCONN},
	{NT_STATUS_PIPE_DISCONNECTED,		EPIPE},
	{NT_STATUS_PIPE_NOT_AVAILABLE,		EBUSY},
	{NT_STATUS_PORT_CONNECTION_REFUSED,	ECONNREFUSED},
	{NT_STATUS_PORT_DISCONNECTED,		EBADF},
	{NT_STATUS_PORT_MESSAGE_TOO_LONG,	EMSGSIZE},
	{NT_STATUS_PORT_UNREACHABLE,		EHOSTUNREACH},
	{NT_STATUS_PROTOCOL_UNREACHABLE,	ENOPROTOOPT},
	{NT_STATUS_QUOTA_EXCEEDED,		EDQUOT},
	{NT_STATUS_RANGE_NOT_LOCKED,		EAGAIN}, /* like F_SETLK */
	{NT_STATUS_REGISTRY_QUOTA_LIMIT,	EDQUOT},
	{NT_STATUS_REMOTE_DISCONNECT,		ESHUTDOWN},
	{NT_STATUS_REMOTE_NOT_LISTENING,	ECONNREFUSED},
	{NT_STATUS_REQUEST_NOT_ACCEPTED,	EACCES},
	{NT_STATUS_RETRY,			EAGAIN},
	{NT_STATUS_SHARING_VIOLATION,		EBUSY},
	{NT_STATUS_TIMER_NOT_CANCELED,		ETIME},
	{NT_STATUS_TOO_MANY_LINKS,		EMLINK},
	{NT_STATUS_TOO_MANY_OPENED_FILES,	EMFILE},
	{NT_STATUS_TRUSTED_DOMAIN_FAILURE,	EAUTH},
	{NT_STATUS_TRUSTED_RELATIONSHIP_FAILURE, EAUTH},
	{NT_STATUS_UNABLE_TO_FREE_VM,		EADDRINUSE},
	{NT_STATUS_UNSUCCESSFUL,		EINVAL},
	{NT_STATUS_WRONG_PASSWORD,		EAUTH},
	{0,	0}
};

/*
 * Table for converting NT STATUS values to DOS class/code.
 * Rows ordered by integer value of last column (NT STATUS)
 */
typedef struct nt2doserr {
	unsigned short dclass;
	unsigned short derr;
	unsigned int nterr;
} nt2doserr_t;

static const nt2doserr_t nt2doserr[] = {
	{ERRDOS,	ERRgeneral,	NT_STATUS_UNSUCCESSFUL},
	{ERRDOS,	ERRbadfunc,	NT_STATUS_NOT_IMPLEMENTED},
	{ERRDOS, ERROR_INVALID_PARAMETER,	NT_STATUS_INVALID_INFO_CLASS},
	{ERRDOS, ERROR_BAD_LENGTH,	NT_STATUS_INFO_LENGTH_MISMATCH},
	{ERRHRD,	ERRgeneral,	NT_STATUS_ACCESS_VIOLATION},
	{ERRHRD,	ERRgeneral,	NT_STATUS_IN_PAGE_ERROR},
	{ERRHRD,	ERRgeneral,	NT_STATUS_PAGEFILE_QUOTA},
	{ERRDOS,	ERRbadfid,	NT_STATUS_INVALID_HANDLE},
	{ERRHRD,	ERRgeneral,	NT_STATUS_BAD_INITIAL_STACK},
	{ERRDOS, ERROR_BAD_EXE_FORMAT,	NT_STATUS_BAD_INITIAL_PC},
	{ERRDOS, ERROR_INVALID_PARAMETER,	NT_STATUS_INVALID_CID},
	{ERRHRD,	ERRgeneral,	NT_STATUS_TIMER_NOT_CANCELED},
	{ERRDOS, ERROR_INVALID_PARAMETER,	NT_STATUS_INVALID_PARAMETER},
	{ERRDOS,	ERRbadfile,	NT_STATUS_NO_SUCH_DEVICE},
	{ERRDOS,	ERRbadfile,	NT_STATUS_NO_SUCH_FILE},
	{ERRDOS,	ERRbadfunc,	NT_STATUS_INVALID_DEVICE_REQUEST},
	{ERRDOS, ERROR_HANDLE_EOF,	NT_STATUS_END_OF_FILE},
	{ERRDOS, ERROR_WRONG_DISK,	NT_STATUS_WRONG_VOLUME},
	{ERRDOS, ERROR_NOT_READY,	NT_STATUS_NO_MEDIA_IN_DEVICE},
	{ERRHRD,	ERRgeneral,	NT_STATUS_UNRECOGNIZED_MEDIA},
	{ERRDOS, ERROR_SECTOR_NOT_FOUND,	NT_STATUS_NONEXISTENT_SECTOR},
	{ERRDOS,	ERRnomem,	NT_STATUS_NO_MEMORY},
	{ERRDOS, ERROR_INVALID_ADDRESS,	NT_STATUS_CONFLICTING_ADDRESSES},
	{ERRDOS, ERROR_INVALID_ADDRESS,	NT_STATUS_NOT_MAPPED_VIEW},
	{ERRDOS, ERROR_INVALID_PARAMETER,	NT_STATUS_UNABLE_TO_FREE_VM},
	{ERRDOS, ERROR_INVALID_PARAMETER, NT_STATUS_UNABLE_TO_DELETE_SECTION},
	{ERRDOS, NERR_InvalidAPI,	NT_STATUS_INVALID_SYSTEM_SERVICE},
	{ERRHRD,	ERRgeneral,	NT_STATUS_ILLEGAL_INSTRUCTION},
	{ERRDOS,	ERRnoaccess,	NT_STATUS_INVALID_LOCK_SEQUENCE},
	{ERRDOS,	ERRnoaccess,	NT_STATUS_INVALID_VIEW_SIZE},
	{ERRDOS, ERROR_BAD_EXE_FORMAT,	NT_STATUS_INVALID_FILE_FOR_SECTION},
	{ERRDOS,	ERRnoaccess,	NT_STATUS_ALREADY_COMMITTED},
	{ERRDOS,	ERRnoaccess,	NT_STATUS_ACCESS_DENIED},
	{ERRDOS, ERROR_BUFFER_OVERFLOW,	NT_STATUS_BUFFER_TOO_SMALL},
	{ERRDOS,	ERRbadfid,	NT_STATUS_OBJECT_TYPE_MISMATCH},
	{ERRHRD,	ERRgeneral,	NT_STATUS_NONCONTINUABLE_EXCEPTION},
	{ERRHRD,	ERRgeneral,	NT_STATUS_INVALID_DISPOSITION},
	{ERRHRD,	ERRgeneral,	NT_STATUS_UNWIND},
	{ERRHRD,	ERRgeneral,	NT_STATUS_BAD_STACK},
	{ERRHRD,	ERRgeneral,	NT_STATUS_INVALID_UNWIND_TARGET},
	{ERRDOS, ERROR_NOT_LOCKED,	NT_STATUS_NOT_LOCKED},
	{ERRHRD,	ERRgeneral,	NT_STATUS_PARITY_ERROR},
	{ERRDOS, ERROR_INVALID_ADDRESS,	NT_STATUS_UNABLE_TO_DECOMMIT_VM},
	{ERRDOS, ERROR_INVALID_ADDRESS,	NT_STATUS_NOT_COMMITTED},
	{ERRHRD,	ERRgeneral,	NT_STATUS_INVALID_PORT_ATTRIBUTES},
	{ERRHRD,	ERRgeneral,	NT_STATUS_PORT_MESSAGE_TOO_LONG},
	{ERRDOS, ERROR_INVALID_PARAMETER, NT_STATUS_INVALID_PARAMETER_MIX},
	{ERRHRD,	ERRgeneral,	NT_STATUS_INVALID_QUOTA_LOWER},
	{ERRHRD,	ERRgeneral,	NT_STATUS_DISK_CORRUPT_ERROR},
	{ERRDOS, ERROR_INVALID_NAME,	NT_STATUS_OBJECT_NAME_INVALID},
	{ERRDOS,	ERRbadfile,	NT_STATUS_OBJECT_NAME_NOT_FOUND},
	{ERRDOS, ERROR_ALREADY_EXISTS,	NT_STATUS_OBJECT_NAME_COLLISION},
	{ERRDOS,	ERRbadfid,	NT_STATUS_PORT_DISCONNECTED},
	{ERRHRD,	ERRgeneral,	NT_STATUS_DEVICE_ALREADY_ATTACHED},
	{ERRDOS, ERROR_BAD_PATHNAME,	NT_STATUS_OBJECT_PATH_INVALID},
	{ERRDOS,	ERRbadpath,	NT_STATUS_OBJECT_PATH_NOT_FOUND},
	{ERRDOS, ERROR_BAD_PATHNAME,	NT_STATUS_OBJECT_PATH_SYNTAX_BAD},
	{ERRHRD,	ERRgeneral,	NT_STATUS_DATA_OVERRUN},
	{ERRHRD,	ERRgeneral,	NT_STATUS_DATA_LATE_ERROR},
	{ERRDOS, ERROR_CRC,		NT_STATUS_DATA_ERROR},
	{ERRDOS, ERROR_CRC,		NT_STATUS_CRC_ERROR},
	{ERRDOS,	ERRnomem,	NT_STATUS_SECTION_TOO_BIG},
	{ERRDOS,	ERRnoaccess,	NT_STATUS_PORT_CONNECTION_REFUSED},
	{ERRDOS,	ERRbadfid,	NT_STATUS_INVALID_PORT_HANDLE},
	{ERRDOS, ERROR_SHARING_VIOLATION,	NT_STATUS_SHARING_VIOLATION},
	{ERRHRD,	ERRgeneral,	NT_STATUS_QUOTA_EXCEEDED},
	{ERRDOS, ERROR_INVALID_PARAMETER, NT_STATUS_INVALID_PAGE_PROTECTION},
	{ERRDOS, ERROR_NOT_OWNER,	NT_STATUS_MUTANT_NOT_OWNED},
	{ERRDOS, ERROR_TOO_MANY_POSTS,	NT_STATUS_SEMAPHORE_LIMIT_EXCEEDED},
	{ERRDOS, ERROR_INVALID_PARAMETER,	NT_STATUS_PORT_ALREADY_SET},
	{ERRDOS, ERROR_INVALID_PARAMETER,	NT_STATUS_SECTION_NOT_IMAGE},
	{ERRDOS, ERROR_SIGNAL_REFUSED,	NT_STATUS_SUSPEND_COUNT_EXCEEDED},
	{ERRDOS,	ERRnoaccess,	NT_STATUS_THREAD_IS_TERMINATING},
	{ERRDOS, ERROR_INVALID_PARAMETER, NT_STATUS_BAD_WORKING_SET_LIMIT},
	{ERRDOS, ERROR_INVALID_PARAMETER, NT_STATUS_INCOMPATIBLE_FILE_MAP},
	{ERRDOS, ERROR_INVALID_PARAMETER,	NT_STATUS_SECTION_PROTECTION},
	{ERRDOS, ERROR_EAS_NOT_SUPPORTED,	NT_STATUS_EAS_NOT_SUPPORTED},
	{ERRDOS, ERROR_EA_LIST_INCONSISTENT,	NT_STATUS_EA_TOO_LARGE},
	{ERRHRD,	ERRgeneral,	NT_STATUS_NONEXISTENT_EA_ENTRY},
	{ERRHRD,	ERRgeneral,	NT_STATUS_NO_EAS_ON_FILE},
	{ERRHRD,	ERRgeneral,	NT_STATUS_EA_CORRUPT_ERROR},
	{ERRDOS, ERROR_LOCK_VIOLATION,	NT_STATUS_FILE_LOCK_CONFLICT},
	{ERRDOS, ERROR_LOCK_VIOLATION,	NT_STATUS_LOCK_NOT_GRANTED},
	{ERRDOS,	ERRnoaccess,	NT_STATUS_DELETE_PENDING},
	{ERRDOS, ERROR_NOT_SUPPORTED,	NT_STATUS_CTL_FILE_NOT_SUPPORTED},
	{ERRHRD,	ERRgeneral,	NT_STATUS_UNKNOWN_REVISION},
	{ERRHRD,	ERRgeneral,	NT_STATUS_REVISION_MISMATCH},
	{ERRHRD,	ERRgeneral,	NT_STATUS_INVALID_OWNER},
	{ERRHRD,	ERRgeneral,	NT_STATUS_INVALID_PRIMARY_GROUP},
	{ERRHRD,	ERRgeneral,	NT_STATUS_NO_IMPERSONATION_TOKEN},
	{ERRHRD,	ERRgeneral,	NT_STATUS_CANT_DISABLE_MANDATORY},
	{ERRDOS, NERR_LogonServerNotFound,	NT_STATUS_NO_LOGON_SERVERS},
	{ERRHRD,	ERRgeneral,	NT_STATUS_NO_SUCH_LOGON_SESSION},
	{ERRHRD,	ERRgeneral,	NT_STATUS_NO_SUCH_PRIVILEGE},
	{ERRDOS,	ERRnoaccess,	NT_STATUS_PRIVILEGE_NOT_HELD},
	{ERRHRD,	ERRgeneral,	NT_STATUS_INVALID_ACCOUNT_NAME},
	{ERRHRD,	ERRgeneral,	NT_STATUS_USER_EXISTS},
	{ERRDOS,	ERRnoaccess,	NT_STATUS_NO_SUCH_USER},
	{ERRHRD,	ERRgeneral,	NT_STATUS_GROUP_EXISTS},
	{ERRHRD,	ERRgeneral,	NT_STATUS_NO_SUCH_GROUP},
	{ERRHRD,	ERRgeneral,	NT_STATUS_MEMBER_IN_GROUP},
	{ERRHRD,	ERRgeneral,	NT_STATUS_MEMBER_NOT_IN_GROUP},
	{ERRHRD,	ERRgeneral,	NT_STATUS_LAST_ADMIN},
	{ERRSRV,	ERRbadpw,	NT_STATUS_WRONG_PASSWORD},
	{ERRHRD,	ERRgeneral,	NT_STATUS_ILL_FORMED_PASSWORD},
	{ERRHRD,	ERRgeneral,	NT_STATUS_PASSWORD_RESTRICTION},
	{ERRDOS,	ERRnoaccess,	NT_STATUS_LOGON_FAILURE},
	{ERRHRD,	ERRgeneral,	NT_STATUS_ACCOUNT_RESTRICTION},
	{ERRSRV, NERR_InvalidLogonHours,	NT_STATUS_INVALID_LOGON_HOURS},
	{ERRSRV, NERR_InvalidWorkstation,	NT_STATUS_INVALID_WORKSTATION},
	{ERRSRV, NERR_PasswordExpired,	NT_STATUS_PASSWORD_EXPIRED},
	{ERRSRV, NERR_AccountExpired,	NT_STATUS_ACCOUNT_DISABLED},
	{ERRHRD,	ERRgeneral,	NT_STATUS_NONE_MAPPED},
	{ERRHRD,	ERRgeneral,	NT_STATUS_TOO_MANY_LUIDS_REQUESTED},
	{ERRHRD,	ERRgeneral,	NT_STATUS_LUIDS_EXHAUSTED},
	{ERRHRD,	ERRgeneral,	NT_STATUS_INVALID_SUB_AUTHORITY},
	{ERRHRD,	ERRgeneral,	NT_STATUS_INVALID_ACL},
	{ERRHRD,	ERRgeneral,	NT_STATUS_INVALID_SID},
	{ERRHRD,	ERRgeneral,	NT_STATUS_INVALID_SECURITY_DESCR},
	{ERRDOS, ERROR_PROC_NOT_FOUND,	NT_STATUS_PROCEDURE_NOT_FOUND},
	{ERRDOS, ERROR_BAD_EXE_FORMAT,	NT_STATUS_INVALID_IMAGE_FORMAT},
	{ERRHRD,	ERRgeneral,	NT_STATUS_NO_TOKEN},
	{ERRHRD,	ERRgeneral,	NT_STATUS_BAD_INHERITANCE_ACL},
	{ERRDOS, ERROR_NOT_LOCKED,	NT_STATUS_RANGE_NOT_LOCKED},
	{ERRDOS, ERROR_DISK_FULL,	NT_STATUS_DISK_FULL},
	{ERRHRD,	ERRgeneral,	NT_STATUS_SERVER_DISABLED},
	{ERRHRD,	ERRgeneral,	NT_STATUS_SERVER_NOT_DISABLED},
	{ERRDOS, ERROR_TOO_MANY_NAMES,	NT_STATUS_TOO_MANY_GUIDS_REQUESTED},
	{ERRDOS, ERROR_NO_MORE_ITEMS,	NT_STATUS_GUIDS_EXHAUSTED},
	{ERRHRD,	ERRgeneral,	NT_STATUS_INVALID_ID_AUTHORITY},
	{ERRDOS, ERROR_NO_MORE_ITEMS,	NT_STATUS_AGENTS_EXHAUSTED},
	{ERRDOS, ERROR_LABEL_TOO_LONG,	NT_STATUS_INVALID_VOLUME_LABEL},
	{ERRDOS, ERROR_OUTOFMEMORY,	NT_STATUS_SECTION_NOT_EXTENDED},
	{ERRDOS, ERROR_INVALID_ADDRESS,	NT_STATUS_NOT_MAPPED_DATA},
	{ERRHRD,	ERRgeneral,	NT_STATUS_RESOURCE_DATA_NOT_FOUND},
	{ERRHRD,	ERRgeneral,	NT_STATUS_RESOURCE_TYPE_NOT_FOUND},
	{ERRHRD,	ERRgeneral,	NT_STATUS_RESOURCE_NAME_NOT_FOUND},
	{ERRHRD,	ERRgeneral,	NT_STATUS_ARRAY_BOUNDS_EXCEEDED},
	{ERRHRD,	ERRgeneral,	NT_STATUS_FLOAT_DENORMAL_OPERAND},
	{ERRHRD,	ERRgeneral,	NT_STATUS_FLOAT_DIVIDE_BY_ZERO},
	{ERRHRD,	ERRgeneral,	NT_STATUS_FLOAT_INEXACT_RESULT},
	{ERRHRD,	ERRgeneral,	NT_STATUS_FLOAT_INVALID_OPERATION},
	{ERRHRD,	ERRgeneral,	NT_STATUS_FLOAT_OVERFLOW},
	{ERRHRD,	ERRgeneral,	NT_STATUS_FLOAT_STACK_CHECK},
	{ERRHRD,	ERRgeneral,	NT_STATUS_FLOAT_UNDERFLOW},
	{ERRHRD,	ERRgeneral,	NT_STATUS_INTEGER_DIVIDE_BY_ZERO},
	{ERRDOS, ERROR_ARITHMETIC_OVERFLOW,	NT_STATUS_INTEGER_OVERFLOW},
	{ERRHRD,	ERRgeneral,	NT_STATUS_PRIVILEGED_INSTRUCTION},
	{ERRDOS,	ERRnomem,	NT_STATUS_TOO_MANY_PAGING_FILES},
	{ERRHRD,	ERRgeneral,	NT_STATUS_FILE_INVALID},
	{ERRHRD,	ERRgeneral,	NT_STATUS_ALLOTTED_SPACE_EXCEEDED},
	{ERRDOS,	ERRnomem,	NT_STATUS_INSUFFICIENT_RESOURCES},
	{ERRDOS,	ERRbadpath,	NT_STATUS_DFS_EXIT_PATH_FOUND},
	{ERRDOS, ERROR_CRC,		NT_STATUS_DEVICE_DATA_ERROR},
	{ERRHRD,	ERRgeneral,	NT_STATUS_DEVICE_NOT_CONNECTED},
	{ERRDOS, ERROR_NOT_READY,	NT_STATUS_DEVICE_POWER_FAILURE},
	{ERRDOS, ERROR_INVALID_ADDRESS,	NT_STATUS_FREE_VM_NOT_AT_BASE},
	{ERRDOS, ERROR_INVALID_ADDRESS,	NT_STATUS_MEMORY_NOT_ALLOCATED},
	{ERRHRD,	ERRgeneral,	NT_STATUS_WORKING_SET_QUOTA},
	{ERRDOS, ERROR_WRITE_PROTECT,	NT_STATUS_MEDIA_WRITE_PROTECTED},
	{ERRDOS, ERROR_NOT_READY,	NT_STATUS_DEVICE_NOT_READY},
	{ERRHRD,	ERRgeneral,	NT_STATUS_INVALID_GROUP_ATTRIBUTES},
	{ERRHRD,	ERRgeneral,	NT_STATUS_BAD_IMPERSONATION_LEVEL},
	{ERRHRD,	ERRgeneral,	NT_STATUS_CANT_OPEN_ANONYMOUS},
	{ERRHRD,	ERRgeneral,	NT_STATUS_BAD_VALIDATION_CLASS},
	{ERRHRD,	ERRgeneral,	NT_STATUS_BAD_TOKEN_TYPE},
	{ERRDOS, ERROR_INVALID_PARAMETER, NT_STATUS_BAD_MASTER_BOOT_RECORD},
	{ERRHRD,	ERRgeneral,	NT_STATUS_INSTRUCTION_MISALIGNMENT},
	{ERRDOS, ERROR_PIPE_BUSY,	NT_STATUS_INSTANCE_NOT_AVAILABLE},
	{ERRDOS, ERROR_PIPE_BUSY,	NT_STATUS_PIPE_NOT_AVAILABLE},
	{ERRDOS, ERROR_BAD_PIPE,	NT_STATUS_INVALID_PIPE_STATE},
	{ERRDOS, ERROR_PIPE_BUSY,	NT_STATUS_PIPE_BUSY},
	{ERRDOS,	ERRbadfunc,	NT_STATUS_ILLEGAL_FUNCTION},
	{ERRDOS, ERROR_PIPE_NOT_CONNECTED,	NT_STATUS_PIPE_DISCONNECTED},
	{ERRDOS, ERROR_NO_DATA,	NT_STATUS_PIPE_CLOSING},
	{ERRHRD,	ERRgeneral,	NT_STATUS_PIPE_CONNECTED},
	{ERRHRD,	ERRgeneral,	NT_STATUS_PIPE_LISTENING},
	{ERRDOS, ERROR_BAD_PIPE,	NT_STATUS_INVALID_READ_MODE},
	{ERRDOS, ERROR_SEM_TIMEOUT,	NT_STATUS_IO_TIMEOUT},
	{ERRDOS, ERROR_HANDLE_EOF,	NT_STATUS_FILE_FORCED_CLOSED},
	{ERRHRD,	ERRgeneral,	NT_STATUS_PROFILING_NOT_STARTED},
	{ERRHRD,	ERRgeneral,	NT_STATUS_PROFILING_NOT_STOPPED},
	{ERRHRD,	ERRgeneral,	NT_STATUS_COULD_NOT_INTERPRET},
	{ERRDOS,	ERRnoaccess,	NT_STATUS_FILE_IS_A_DIRECTORY},
	{ERRDOS, ERROR_NOT_SUPPORTED,	NT_STATUS_NOT_SUPPORTED},
	{ERRDOS, ERROR_REM_NOT_LIST,	NT_STATUS_REMOTE_NOT_LISTENING},
	{ERRDOS, ERROR_DUP_NAME,	NT_STATUS_DUPLICATE_NAME},
	{ERRDOS, ERROR_BAD_NETPATH,	NT_STATUS_BAD_NETWORK_PATH},
	{ERRDOS, ERROR_NETWORK_BUSY,	NT_STATUS_NETWORK_BUSY},
	{ERRDOS, ERROR_DEV_NOT_EXIST,	NT_STATUS_DEVICE_DOES_NOT_EXIST},
	{ERRDOS, ERROR_TOO_MANY_CMDS,	NT_STATUS_TOO_MANY_COMMANDS},
	{ERRDOS, ERROR_ADAP_HDW_ERR,	NT_STATUS_ADAPTER_HARDWARE_ERROR},
	{ERRDOS, ERROR_BAD_NET_RESP,	NT_STATUS_INVALID_NETWORK_RESPONSE},
	{ERRDOS, ERROR_UNEXP_NET_ERR,	NT_STATUS_UNEXPECTED_NETWORK_ERROR},
	{ERRDOS, ERROR_BAD_REM_ADAP,	NT_STATUS_BAD_REMOTE_ADAPTER},
	{ERRDOS, ERROR_PRINTQ_FULL,	NT_STATUS_PRINT_QUEUE_FULL},
	{ERRDOS, ERROR_NO_SPOOL_SPACE,	NT_STATUS_NO_SPOOL_SPACE},
	{ERRDOS, ERROR_PRINT_CANCELLED,	NT_STATUS_PRINT_CANCELLED},
	{ERRDOS, ERROR_NETNAME_DELETED,	NT_STATUS_NETWORK_NAME_DELETED},
	{ERRDOS, ERROR_NETWORK_ACCESS_DENIED, NT_STATUS_NETWORK_ACCESS_DENIED},
	{ERRDOS, ERROR_BAD_DEV_TYPE,	NT_STATUS_BAD_DEVICE_TYPE},
	{ERRDOS, ERROR_BAD_NET_NAME,	NT_STATUS_BAD_NETWORK_NAME},
	{ERRDOS, ERROR_TOO_MANY_NAMES,	NT_STATUS_TOO_MANY_NAMES},
	{ERRDOS, ERROR_TOO_MANY_SESS,	NT_STATUS_TOO_MANY_SESSIONS},
	{ERRDOS, ERROR_SHARING_PAUSED,	NT_STATUS_SHARING_PAUSED},
	{ERRDOS, ERROR_REQ_NOT_ACCEP,	NT_STATUS_REQUEST_NOT_ACCEPTED},
	{ERRDOS, ERROR_REDIR_PAUSED,	NT_STATUS_REDIRECTOR_PAUSED},
	{ERRDOS, ERROR_NET_WRITE_FAULT,	NT_STATUS_NET_WRITE_FAULT},
	{ERRHRD,	ERRgeneral,	NT_STATUS_PROFILING_AT_LIMIT},
	{ERRDOS, ERROR_NOT_SAME_DEVICE,	NT_STATUS_NOT_SAME_DEVICE},
	{ERRDOS,	ERRnoaccess,	NT_STATUS_FILE_RENAMED},
	{ERRDOS, ERROR_VC_DISCONNECTED,	NT_STATUS_VIRTUAL_CIRCUIT_CLOSED},
	{ERRHRD,	ERRgeneral,	NT_STATUS_NO_SECURITY_ON_OBJECT},
	{ERRHRD,	ERRgeneral,	NT_STATUS_CANT_WAIT},
	{ERRDOS, ERROR_NO_DATA,		NT_STATUS_PIPE_EMPTY},
	{ERRHRD,	ERRgeneral,	NT_STATUS_CANT_ACCESS_DOMAIN_INFO},
	{ERRHRD,	ERRgeneral,	NT_STATUS_CANT_TERMINATE_SELF},
	{ERRHRD,	ERRgeneral,	NT_STATUS_INVALID_SERVER_STATE},
	{ERRHRD,	ERRgeneral,	NT_STATUS_INVALID_DOMAIN_STATE},
	{ERRHRD,	ERRgeneral,	NT_STATUS_INVALID_DOMAIN_ROLE},
	{ERRHRD,	ERRgeneral,	NT_STATUS_NO_SUCH_DOMAIN},
	{ERRHRD,	ERRgeneral,	NT_STATUS_DOMAIN_EXISTS},
	{ERRHRD,	ERRgeneral,	NT_STATUS_DOMAIN_LIMIT_EXCEEDED},
	{ERRDOS, ERROR_OPLOCK_NOT_GRANTED, NT_STATUS_OPLOCK_NOT_GRANTED},
	{ERRDOS, ERROR_INVALID_OPLOCK_PROTOCOL,
					NT_STATUS_INVALID_OPLOCK_PROTOCOL},
	{ERRHRD,	ERRgeneral,	NT_STATUS_INTERNAL_DB_CORRUPTION},
	{ERRHRD,	ERRgeneral,	NT_STATUS_INTERNAL_ERROR},
	{ERRHRD,	ERRgeneral,	NT_STATUS_GENERIC_NOT_MAPPED},
	{ERRHRD,	ERRgeneral,	NT_STATUS_BAD_DESCRIPTOR_FORMAT},
	{ERRHRD,	ERRgeneral,	NT_STATUS_INVALID_USER_BUFFER},
	{ERRHRD,	ERRgeneral,	NT_STATUS_UNEXPECTED_IO_ERROR},
	{ERRHRD,	ERRgeneral,	NT_STATUS_UNEXPECTED_MM_CREATE_ERR},
	{ERRHRD,	ERRgeneral,	NT_STATUS_UNEXPECTED_MM_MAP_ERROR},
	{ERRHRD,	ERRgeneral,	NT_STATUS_UNEXPECTED_MM_EXTEND_ERR},
	{ERRHRD,	ERRgeneral,	NT_STATUS_NOT_LOGON_PROCESS},
	{ERRHRD,	ERRgeneral,	NT_STATUS_LOGON_SESSION_EXISTS},
	{ERRDOS, ERROR_INVALID_PARAMETER,	NT_STATUS_INVALID_PARAMETER_1},
	{ERRDOS, ERROR_INVALID_PARAMETER,	NT_STATUS_INVALID_PARAMETER_2},
	{ERRDOS, ERROR_INVALID_PARAMETER,	NT_STATUS_INVALID_PARAMETER_3},
	{ERRDOS, ERROR_INVALID_PARAMETER,	NT_STATUS_INVALID_PARAMETER_4},
	{ERRDOS, ERROR_INVALID_PARAMETER,	NT_STATUS_INVALID_PARAMETER_5},
	{ERRDOS, ERROR_INVALID_PARAMETER,	NT_STATUS_INVALID_PARAMETER_6},
	{ERRDOS, ERROR_INVALID_PARAMETER,	NT_STATUS_INVALID_PARAMETER_7},
	{ERRDOS, ERROR_INVALID_PARAMETER,	NT_STATUS_INVALID_PARAMETER_8},
	{ERRDOS, ERROR_INVALID_PARAMETER,	NT_STATUS_INVALID_PARAMETER_9},
	{ERRDOS, ERROR_INVALID_PARAMETER,	NT_STATUS_INVALID_PARAMETER_10},
	{ERRDOS, ERROR_INVALID_PARAMETER,	NT_STATUS_INVALID_PARAMETER_11},
	{ERRDOS, ERROR_INVALID_PARAMETER,	NT_STATUS_INVALID_PARAMETER_12},
	{ERRDOS,	ERRbadpath,	NT_STATUS_REDIRECTOR_NOT_STARTED},
	{ERRHRD,	ERRgeneral,	NT_STATUS_REDIRECTOR_STARTED},
	{ERRHRD,	ERRgeneral,	NT_STATUS_STACK_OVERFLOW},
	{ERRHRD,	ERRgeneral,	NT_STATUS_NO_SUCH_PACKAGE},
	{ERRHRD,	ERRgeneral,	NT_STATUS_BAD_FUNCTION_TABLE},
	{ERRDOS, ERROR_ENVVAR_NOT_FOUND,	NT_STATUS_VARIABLE_NOT_FOUND},
	{ERRDOS, ERROR_DIR_NOT_EMPTY,	NT_STATUS_DIRECTORY_NOT_EMPTY},
	{ERRHRD,	ERRgeneral,	NT_STATUS_FILE_CORRUPT_ERROR},
	{ERRDOS, ERROR_DIRECTORY,	NT_STATUS_NOT_A_DIRECTORY},
	{ERRHRD,	ERRgeneral,	NT_STATUS_BAD_LOGON_SESSION_STATE},
	{ERRHRD,	ERRgeneral,	NT_STATUS_LOGON_SESSION_COLLISION},
	{ERRDOS, ERROR_FILENAME_EXCED_RANGE,	NT_STATUS_NAME_TOO_LONG},
	{ERRDOS, NERR_OpenFiles,	NT_STATUS_FILES_OPEN},
	{ERRDOS, NERR_DevInUse,		NT_STATUS_CONNECTION_IN_USE},
	{ERRHRD,	ERRgeneral,	NT_STATUS_MESSAGE_NOT_FOUND},
	{ERRDOS,	ERRnoaccess,	NT_STATUS_PROCESS_IS_TERMINATING},
	{ERRHRD,	ERRgeneral,	NT_STATUS_INVALID_LOGON_TYPE},
	{ERRHRD,	ERRgeneral,	NT_STATUS_NO_GUID_TRANSLATION},
	{ERRHRD,	ERRgeneral,	NT_STATUS_CANNOT_IMPERSONATE},
	{ERRHRD,	ERRgeneral,	NT_STATUS_IMAGE_ALREADY_LOADED},
	{ERRHRD,	ERRgeneral,	NT_STATUS_NO_LDT},
	{ERRHRD,	ERRgeneral,	NT_STATUS_INVALID_LDT_SIZE},
	{ERRHRD,	ERRgeneral,	NT_STATUS_INVALID_LDT_OFFSET},
	{ERRHRD,	ERRgeneral,	NT_STATUS_INVALID_LDT_DESCRIPTOR},
	{ERRDOS, ERROR_BAD_EXE_FORMAT,	NT_STATUS_INVALID_IMAGE_NE_FORMAT},
	{ERRHRD,	ERRgeneral,	NT_STATUS_RXACT_INVALID_STATE},
	{ERRHRD,	ERRgeneral,	NT_STATUS_RXACT_COMMIT_FAILURE},
	{ERRHRD,	ERRgeneral,	NT_STATUS_MAPPED_FILE_SIZE_ZERO},
	{ERRDOS,	ERRnofids,	NT_STATUS_TOO_MANY_OPENED_FILES},
	{ERRHRD,	ERRgeneral,	NT_STATUS_CANCELLED},
	{ERRDOS,	ERRnoaccess,	NT_STATUS_CANNOT_DELETE},
	{ERRHRD,	ERRgeneral,	NT_STATUS_INVALID_COMPUTER_NAME},
	{ERRDOS,	ERRnoaccess,	NT_STATUS_FILE_DELETED},
	{ERRHRD,	ERRgeneral,	NT_STATUS_SPECIAL_ACCOUNT},
	{ERRHRD,	ERRgeneral,	NT_STATUS_SPECIAL_GROUP},
	{ERRHRD,	ERRgeneral,	NT_STATUS_SPECIAL_USER},
	{ERRHRD,	ERRgeneral,	NT_STATUS_MEMBERS_PRIMARY_GROUP},
	{ERRDOS,	ERRbadfid,	NT_STATUS_FILE_CLOSED},
	{ERRHRD,	ERRgeneral,	NT_STATUS_TOO_MANY_THREADS},
	{ERRHRD,	ERRgeneral,	NT_STATUS_THREAD_NOT_IN_PROCESS},
	{ERRHRD,	ERRgeneral,	NT_STATUS_TOKEN_ALREADY_IN_USE},
	{ERRHRD,	ERRgeneral,	NT_STATUS_PAGEFILE_QUOTA_EXCEEDED},
	{ERRHRD,	ERRgeneral,	NT_STATUS_COMMITMENT_LIMIT},
	{ERRDOS, ERROR_BAD_EXE_FORMAT,	NT_STATUS_INVALID_IMAGE_LE_FORMAT},
	{ERRDOS, ERROR_BAD_EXE_FORMAT,	NT_STATUS_INVALID_IMAGE_NOT_MZ},
	{ERRDOS, ERROR_BAD_EXE_FORMAT,	NT_STATUS_INVALID_IMAGE_PROTECT},
	{ERRDOS, ERROR_BAD_EXE_FORMAT,	NT_STATUS_INVALID_IMAGE_WIN_16},
	{ERRHRD,	ERRgeneral,	NT_STATUS_LOGON_SERVER_CONFLICT},
	{ERRHRD,	ERRgeneral,	NT_STATUS_TIME_DIFFERENCE_AT_DC},
	{ERRHRD,	ERRgeneral,	NT_STATUS_SYNCHRONIZATION_REQUIRED},
	{ERRDOS, ERROR_MOD_NOT_FOUND,	NT_STATUS_DLL_NOT_FOUND},
	{ERRHRD,	ERRgeneral,	NT_STATUS_OPEN_FAILED},
	{ERRHRD,	ERRgeneral,	NT_STATUS_IO_PRIVILEGE_FAILED},
	{ERRDOS, ERROR_INVALID_ORDINAL,	NT_STATUS_ORDINAL_NOT_FOUND},
	{ERRDOS, ERROR_PROC_NOT_FOUND,	NT_STATUS_ENTRYPOINT_NOT_FOUND},
	{ERRHRD,	ERRgeneral,	NT_STATUS_CONTROL_C_EXIT},
	{ERRDOS, ERROR_NETNAME_DELETED,	NT_STATUS_LOCAL_DISCONNECT},
	{ERRDOS, ERROR_NETNAME_DELETED,	NT_STATUS_REMOTE_DISCONNECT},
	{ERRDOS, ERROR_REM_NOT_LIST,	NT_STATUS_REMOTE_RESOURCES},
	{ERRDOS, ERROR_UNEXP_NET_ERR,	NT_STATUS_LINK_FAILED},
	{ERRDOS, ERROR_UNEXP_NET_ERR,	NT_STATUS_LINK_TIMEOUT},
	{ERRDOS, ERROR_UNEXP_NET_ERR,	NT_STATUS_INVALID_CONNECTION},
	{ERRDOS, ERROR_UNEXP_NET_ERR,	NT_STATUS_INVALID_ADDRESS},
	{ERRHRD,	ERRgeneral,	NT_STATUS_DLL_INIT_FAILED},
	{ERRHRD,	ERRgeneral,	NT_STATUS_MISSING_SYSTEMFILE},
	{ERRHRD,	ERRgeneral,	NT_STATUS_UNHANDLED_EXCEPTION},
	{ERRHRD,	ERRgeneral,	NT_STATUS_APP_INIT_FAILURE},
	{ERRHRD,	ERRgeneral,	NT_STATUS_PAGEFILE_CREATE_FAILED},
	{ERRHRD,	ERRgeneral,	NT_STATUS_NO_PAGEFILE},
	{ERRDOS, ERROR_INVALID_LEVEL,	NT_STATUS_INVALID_LEVEL},
	{ERRDOS, ERROR_INVALID_PASSWORD,	NT_STATUS_WRONG_PASSWORD_CORE},
	{ERRHRD,	ERRgeneral,	NT_STATUS_ILLEGAL_FLOAT_CONTEXT},
	{ERRDOS, ERROR_BROKEN_PIPE,	NT_STATUS_PIPE_BROKEN},
	{ERRHRD,	ERRgeneral,	NT_STATUS_REGISTRY_CORRUPT},
	{ERRHRD,	ERRgeneral,	NT_STATUS_REGISTRY_IO_FAILED},
	{ERRHRD,	ERRgeneral,	NT_STATUS_NO_EVENT_PAIR},
	{ERRHRD,	ERRgeneral,	NT_STATUS_UNRECOGNIZED_VOLUME},
	{ERRHRD,	ERRgeneral,	NT_STATUS_SERIAL_NO_DEVICE_INITED},
	{ERRHRD,	ERRgeneral,	NT_STATUS_NO_SUCH_ALIAS},
	{ERRHRD,	ERRgeneral,	NT_STATUS_MEMBER_NOT_IN_ALIAS},
	{ERRHRD,	ERRgeneral,	NT_STATUS_MEMBER_IN_ALIAS},
	{ERRHRD,	ERRgeneral,	NT_STATUS_ALIAS_EXISTS},
	{ERRHRD,	ERRgeneral,	NT_STATUS_LOGON_NOT_GRANTED},
	{ERRHRD,	ERRgeneral,	NT_STATUS_TOO_MANY_SECRETS},
	{ERRHRD,	ERRgeneral,	NT_STATUS_SECRET_TOO_LONG},
	{ERRHRD,	ERRgeneral,	NT_STATUS_INTERNAL_DB_ERROR},
	{ERRHRD,	ERRgeneral,	NT_STATUS_FULLSCREEN_MODE},
	{ERRHRD,	ERRgeneral,	NT_STATUS_TOO_MANY_CONTEXT_IDS},
	{ERRDOS,	ERRnoaccess,	NT_STATUS_LOGON_TYPE_NOT_GRANTED},
	{ERRHRD,	ERRgeneral,	NT_STATUS_NOT_REGISTRY_FILE},
	{ERRHRD,	ERRgeneral,	NT_STATUS_NT_CROSS_ENCRYPTION_REQUIRED},
	{ERRHRD,	ERRgeneral,	NT_STATUS_DOMAIN_CTRLR_CONFIG_ERROR},
	{ERRHRD,	ERRgeneral,	NT_STATUS_FT_MISSING_MEMBER},
	{ERRHRD,	ERRgeneral,	NT_STATUS_ILL_FORMED_SERVICE_ENTRY},
	{ERRHRD,	ERRgeneral,	NT_STATUS_ILLEGAL_CHARACTER},
	{ERRHRD,	ERRgeneral,	NT_STATUS_UNMAPPABLE_CHARACTER},
	{ERRHRD,	ERRgeneral,	NT_STATUS_UNDEFINED_CHARACTER},
	{ERRHRD,	ERRgeneral,	NT_STATUS_FLOPPY_VOLUME},
	{ERRHRD,	ERRgeneral,	NT_STATUS_FLOPPY_ID_MARK_NOT_FOUND},
	{ERRHRD,	ERRgeneral,	NT_STATUS_FLOPPY_WRONG_CYLINDER},
	{ERRHRD,	ERRgeneral,	NT_STATUS_FLOPPY_UNKNOWN_ERROR},
	{ERRHRD,	ERRgeneral,	NT_STATUS_FLOPPY_BAD_REGISTERS},
	{ERRHRD,	ERRgeneral,	NT_STATUS_DISK_RECALIBRATE_FAILED},
	{ERRHRD,	ERRgeneral,	NT_STATUS_DISK_OPERATION_FAILED},
	{ERRHRD,	ERRgeneral,	NT_STATUS_DISK_RESET_FAILED},
	{ERRHRD,	ERRgeneral,	NT_STATUS_SHARED_IRQ_BUSY},
	{ERRHRD,	ERRgeneral,	NT_STATUS_FT_ORPHANING},
	{ERRHRD,	ERRgeneral,
		NT_STATUS_BIOS_FAILED_TO_CONNECT_INTERRUPT},
	{ERRHRD,	ERRgeneral,	NT_STATUS_PARTITION_FAILURE},
	{ERRHRD,	ERRgeneral,	NT_STATUS_INVALID_BLOCK_LENGTH},
	{ERRHRD,	ERRgeneral,	NT_STATUS_DEVICE_NOT_PARTITIONED},
	{ERRHRD,	ERRgeneral,	NT_STATUS_UNABLE_TO_LOCK_MEDIA},
	{ERRHRD,	ERRgeneral,	NT_STATUS_UNABLE_TO_UNLOAD_MEDIA},
	{ERRHRD,	ERRgeneral,	NT_STATUS_EOM_OVERFLOW},
	{ERRHRD,	ERRgeneral,	NT_STATUS_NO_MEDIA},
	{ERRHRD,	ERRgeneral,	NT_STATUS_NO_SUCH_MEMBER},
	{ERRHRD,	ERRgeneral,	NT_STATUS_INVALID_MEMBER},
	{ERRHRD,	ERRgeneral,	NT_STATUS_KEY_DELETED},
	{ERRHRD,	ERRgeneral,	NT_STATUS_NO_LOG_SPACE},
	{ERRHRD,	ERRgeneral,	NT_STATUS_TOO_MANY_SIDS},
	{ERRHRD,	ERRgeneral,	NT_STATUS_LM_CROSS_ENCRYPTION_REQUIRED},
	{ERRHRD,	ERRgeneral,	NT_STATUS_KEY_HAS_CHILDREN},
	{ERRHRD,	ERRgeneral,	NT_STATUS_CHILD_MUST_BE_VOLATILE},
	{ERRDOS, ERROR_INVALID_PARAMETER, NT_STATUS_DEVICE_CONFIGURATION_ERROR},
	{ERRHRD,	ERRgeneral,	NT_STATUS_DRIVER_INTERNAL_ERROR},
	{ERRDOS, ERROR_BAD_COMMAND,	NT_STATUS_INVALID_DEVICE_STATE},
	{ERRHRD,	ERRgeneral,	NT_STATUS_IO_DEVICE_ERROR},
	{ERRHRD,	ERRgeneral,	NT_STATUS_DEVICE_PROTOCOL_ERROR},
	{ERRHRD,	ERRgeneral,	NT_STATUS_BACKUP_CONTROLLER},
	{ERRHRD,	ERRgeneral,	NT_STATUS_LOG_FILE_FULL},
	{ERRDOS, ERROR_WRITE_PROTECT,	NT_STATUS_TOO_LATE},
	{ERRDOS,	ERRnoaccess,	NT_STATUS_NO_TRUST_LSA_SECRET},
	{ERRDOS,	ERRnoaccess,	NT_STATUS_NO_TRUST_SAM_ACCOUNT},
	{ERRDOS,	ERRnoaccess,	NT_STATUS_TRUSTED_DOMAIN_FAILURE},
	{ERRDOS,	ERRnoaccess,	NT_STATUS_TRUSTED_RELATIONSHIP_FAILURE},
	{ERRHRD,	ERRgeneral,	NT_STATUS_EVENTLOG_FILE_CORRUPT},
	{ERRHRD,	ERRgeneral,	NT_STATUS_EVENTLOG_CANT_START},
	{ERRDOS,	ERRnoaccess,	NT_STATUS_TRUST_FAILURE},
	{ERRHRD,	ERRgeneral,	NT_STATUS_MUTANT_LIMIT_EXCEEDED},
	{ERRDOS, NERR_NetlogonNotStarted,	NT_STATUS_NETLOGON_NOT_STARTED},
	{ERRSRV, NERR_AccountExpired,	NT_STATUS_ACCOUNT_EXPIRED},
	{ERRHRD,	ERRgeneral,	NT_STATUS_POSSIBLE_DEADLOCK},
	{ERRHRD,	ERRgeneral,	NT_STATUS_NETWORK_CREDENTIAL_CONFLICT},
	{ERRHRD,	ERRgeneral,	NT_STATUS_REMOTE_SESSION_LIMIT},
	{ERRHRD,	ERRgeneral,	NT_STATUS_EVENTLOG_FILE_CHANGED},
	{ERRDOS,	ERRnoaccess,
		NT_STATUS_NOLOGON_INTERDOMAIN_TRUST_ACCOUNT},
	{ERRDOS,	ERRnoaccess,
		NT_STATUS_NOLOGON_WORKSTATION_TRUST_ACCOUNT},
	{ERRDOS,	ERRnoaccess,	NT_STATUS_NOLOGON_SERVER_TRUST_ACCOUNT},
	{ERRDOS,	ERRnoaccess,	NT_STATUS_DOMAIN_TRUST_INCONSISTENT},
	{ERRHRD,	ERRgeneral,	NT_STATUS_FS_DRIVER_REQUIRED},
	{ERRHRD,	ERRgeneral,	NT_STATUS_NO_USER_SESSION_KEY},
	{ERRDOS, ERROR_UNEXP_NET_ERR,	NT_STATUS_USER_SESSION_DELETED},
	{ERRHRD,	ERRgeneral,	NT_STATUS_RESOURCE_LANG_NOT_FOUND},
	{ERRDOS,	ERRnomem,	NT_STATUS_INSUFF_SERVER_RESOURCES},
	{ERRHRD,	ERRgeneral,	NT_STATUS_INVALID_BUFFER_SIZE},
	{ERRHRD,	ERRgeneral,	NT_STATUS_INVALID_ADDRESS_COMPONENT},
	{ERRHRD,	ERRgeneral,	NT_STATUS_INVALID_ADDRESS_WILDCARD},
	{ERRDOS, ERROR_TOO_MANY_NAMES,	NT_STATUS_TOO_MANY_ADDRESSES},
	{ERRDOS, ERROR_DUP_NAME,	NT_STATUS_ADDRESS_ALREADY_EXISTS},
	{ERRDOS, ERROR_NETNAME_DELETED,	NT_STATUS_ADDRESS_CLOSED},
	{ERRDOS, ERROR_NETNAME_DELETED,	NT_STATUS_CONNECTION_DISCONNECTED},
	{ERRDOS, ERROR_NETNAME_DELETED,	NT_STATUS_CONNECTION_RESET},
	{ERRDOS, ERROR_TOO_MANY_NAMES,	NT_STATUS_TOO_MANY_NODES},
	{ERRDOS, ERROR_UNEXP_NET_ERR,	NT_STATUS_TRANSACTION_ABORTED},
	{ERRDOS, ERROR_UNEXP_NET_ERR,	NT_STATUS_TRANSACTION_TIMED_OUT},
	{ERRDOS, ERROR_UNEXP_NET_ERR,	NT_STATUS_TRANSACTION_NO_RELEASE},
	{ERRDOS, ERROR_UNEXP_NET_ERR,	NT_STATUS_TRANSACTION_NO_MATCH},
	{ERRDOS, ERROR_UNEXP_NET_ERR,	NT_STATUS_TRANSACTION_RESPONDED},
	{ERRDOS, ERROR_UNEXP_NET_ERR,	NT_STATUS_TRANSACTION_INVALID_ID},
	{ERRDOS, ERROR_UNEXP_NET_ERR,	NT_STATUS_TRANSACTION_INVALID_TYPE},
	{ERRDOS, ERROR_NOT_SUPPORTED,	NT_STATUS_NOT_SERVER_SESSION},
	{ERRDOS, ERROR_NOT_SUPPORTED,	NT_STATUS_NOT_CLIENT_SESSION},
	{ERRHRD,	ERRgeneral,	NT_STATUS_CANNOT_LOAD_REGISTRY_FILE},
	{ERRHRD,	ERRgeneral,	NT_STATUS_DEBUG_ATTACH_FAILED},
	{ERRHRD,	ERRgeneral,	NT_STATUS_SYSTEM_PROCESS_TERMINATED},
	{ERRHRD,	ERRgeneral,	NT_STATUS_DATA_NOT_ACCEPTED},
	{ERRHRD,	ERRgeneral,	NT_STATUS_NO_BROWSER_SERVERS_FOUND},
	{ERRHRD,	ERRgeneral,	NT_STATUS_VDM_HARD_ERROR},
	{ERRHRD,	ERRgeneral,	NT_STATUS_DRIVER_CANCEL_TIMEOUT},
	{ERRHRD,	ERRgeneral,	NT_STATUS_REPLY_MESSAGE_MISMATCH},
	{ERRHRD,	ERRgeneral,	NT_STATUS_MAPPED_ALIGNMENT},
	{ERRDOS, ERROR_BAD_EXE_FORMAT,	NT_STATUS_IMAGE_CHECKSUM_MISMATCH},
	{ERRHRD,	ERRgeneral,	NT_STATUS_LOST_WRITEBEHIND_DATA},
	{ERRHRD,	ERRgeneral, NT_STATUS_CLIENT_SERVER_PARAMETERS_INVALID},
	{ERRSRV, NERR_PasswordExpired,	NT_STATUS_PASSWORD_MUST_CHANGE},
	{ERRHRD,	ERRgeneral,	NT_STATUS_NOT_FOUND},
	{ERRHRD,	ERRgeneral,	NT_STATUS_NOT_TINY_STREAM},
	{ERRHRD,	ERRgeneral,	NT_STATUS_RECOVERY_FAILURE},
	{ERRHRD,	ERRgeneral,	NT_STATUS_STACK_OVERFLOW_READ},
	{ERRHRD,	ERRgeneral,	NT_STATUS_FAIL_CHECK},
	{ERRHRD,	ERRgeneral,	NT_STATUS_DUPLICATE_OBJECTID},
	{ERRHRD,	ERRgeneral,	NT_STATUS_OBJECTID_EXISTS},
	{ERRHRD,	ERRgeneral,	NT_STATUS_CONVERT_TO_LARGE},
	{ERRHRD,	ERRgeneral,	NT_STATUS_RETRY},
	{ERRHRD,	ERRgeneral,	NT_STATUS_FOUND_OUT_OF_SCOPE},
	{ERRHRD,	ERRgeneral,	NT_STATUS_ALLOCATE_BUCKET},
	{ERRHRD,	ERRgeneral,	NT_STATUS_PROPSET_NOT_FOUND},
	{ERRHRD,	ERRgeneral,	NT_STATUS_MARSHALL_OVERFLOW},
	{ERRHRD,	ERRgeneral,	NT_STATUS_INVALID_VARIANT},
	{ERRHRD,	ERRgeneral,	NT_STATUS_DOMAIN_CONTROLLER_NOT_FOUND},
	{ERRDOS,	ERRnoaccess,	NT_STATUS_ACCOUNT_LOCKED_OUT},
	{ERRDOS,	ERRbadfid,	NT_STATUS_HANDLE_NOT_CLOSABLE},
	{ERRHRD,	ERRgeneral,	NT_STATUS_CONNECTION_REFUSED},
	{ERRHRD,	ERRgeneral,	NT_STATUS_GRACEFUL_DISCONNECT},
	{ERRHRD,	ERRgeneral,	NT_STATUS_ADDRESS_ALREADY_ASSOCIATED},
	{ERRHRD,	ERRgeneral,	NT_STATUS_ADDRESS_NOT_ASSOCIATED},
	{ERRHRD,	ERRgeneral,	NT_STATUS_CONNECTION_INVALID},
	{ERRHRD,	ERRgeneral,	NT_STATUS_CONNECTION_ACTIVE},
	{ERRHRD,	ERRgeneral,	NT_STATUS_NETWORK_UNREACHABLE},
	{ERRHRD,	ERRgeneral,	NT_STATUS_HOST_UNREACHABLE},
	{ERRHRD,	ERRgeneral,	NT_STATUS_PROTOCOL_UNREACHABLE},
	{ERRHRD,	ERRgeneral,	NT_STATUS_PORT_UNREACHABLE},
	{ERRHRD,	ERRgeneral,	NT_STATUS_REQUEST_ABORTED},
	{ERRHRD,	ERRgeneral,	NT_STATUS_CONNECTION_ABORTED},
	{ERRHRD,	ERRgeneral,	NT_STATUS_BAD_COMPRESSION_BUFFER},
	{ERRHRD,	ERRgeneral,	NT_STATUS_USER_MAPPED_FILE},
	{ERRHRD,	ERRgeneral,	NT_STATUS_AUDIT_FAILED},
	{ERRHRD,	ERRgeneral,	NT_STATUS_TIMER_RESOLUTION_NOT_SET},
	{ERRHRD,	ERRgeneral,	NT_STATUS_CONNECTION_COUNT_LIMIT},
	{ERRHRD,	ERRgeneral,	NT_STATUS_LOGIN_TIME_RESTRICTION},
	{ERRHRD,	ERRgeneral,	NT_STATUS_LOGIN_WKSTA_RESTRICTION},
	{ERRDOS, ERROR_BAD_EXE_FORMAT,	NT_STATUS_IMAGE_MP_UP_MISMATCH},
	{ERRHRD,	ERRgeneral,	NT_STATUS_INSUFFICIENT_LOGON_INFO},
	{ERRHRD,	ERRgeneral,	NT_STATUS_BAD_DLL_ENTRYPOINT},
	{ERRHRD,	ERRgeneral,	NT_STATUS_BAD_SERVICE_ENTRYPOINT},
	{ERRHRD,	ERRgeneral,	NT_STATUS_LPC_REPLY_LOST},
	{ERRHRD,	ERRgeneral,	NT_STATUS_IP_ADDRESS_CONFLICT1},
	{ERRHRD,	ERRgeneral,	NT_STATUS_IP_ADDRESS_CONFLICT2},
	{ERRHRD,	ERRgeneral,	NT_STATUS_REGISTRY_QUOTA_LIMIT},
	{ERRSRV,	ERRbadtype,	NT_STATUS_PATH_NOT_COVERED},
	{ERRHRD,	ERRgeneral,	NT_STATUS_NO_CALLBACK_ACTIVE},
	{ERRHRD,	ERRgeneral,	NT_STATUS_LICENSE_QUOTA_EXCEEDED},
	{ERRHRD,	ERRgeneral,	NT_STATUS_PWD_TOO_SHORT},
	{ERRHRD,	ERRgeneral,	NT_STATUS_PWD_TOO_RECENT},
	{ERRHRD,	ERRgeneral,	NT_STATUS_PWD_HISTORY_CONFLICT},
	{ERRHRD,	ERRgeneral,	NT_STATUS_PLUGPLAY_NO_DEVICE},
	{ERRHRD,	ERRgeneral,	NT_STATUS_UNSUPPORTED_COMPRESSION},
	{ERRHRD,	ERRgeneral,	NT_STATUS_INVALID_HW_PROFILE},
	{ERRHRD,	ERRgeneral,	NT_STATUS_INVALID_PLUGPLAY_DEVICE_PATH},
	{ERRDOS, ERROR_INVALID_ORDINAL,	NT_STATUS_DRIVER_ORDINAL_NOT_FOUND},
	{ERRDOS, ERROR_PROC_NOT_FOUND,	NT_STATUS_DRIVER_ENTRYPOINT_NOT_FOUND},
	{ERRDOS, ERROR_NOT_OWNER,	NT_STATUS_RESOURCE_NOT_OWNED},
	{ERRHRD,	ERRgeneral,	NT_STATUS_TOO_MANY_LINKS},
	{ERRHRD,	ERRgeneral,	NT_STATUS_QUOTA_LIST_INCONSISTENT},
	{ERRHRD,	ERRgeneral,	NT_STATUS_FILE_IS_OFFLINE},
	{ERRDOS, ERROR_NOT_READY,	NT_STATUS_VOLUME_DISMOUNTED},
	{ERRDOS, ERROR_BAD_PATHNAME,	NT_STATUS_DIRECTORY_IS_A_REPARSE_POINT},
	{ERRDOS,	ERRnoaccess,	NT_STATUS_ENCRYPTION_FAILED},
	{ERRDOS,	ERRnoaccess,	NT_STATUS_DECRYPTION_FAILED},
	{ERRHRD,	ERRgeneral,	NT_STATUS_RANGE_NOT_FOUND},
	{ERRDOS,	ERRnoaccess,	NT_STATUS_NO_RECOVERY_POLICY},
	{ERRDOS,	ERRnoaccess,	NT_STATUS_NO_EFS},
	{ERRDOS,	ERRnoaccess,	NT_STATUS_WRONG_EFS},
	{ERRDOS,	ERRnoaccess,	NT_STATUS_NO_USER_KEYS},
	{ERRDOS,	ERRbadfunc,	NT_STATUS_VOLUME_NOT_UPGRADED},
	{0, 0, 0}
};

int
smb_maperr32(uint32_t nterr)
{
	const nt2errno_t *nt2e;
	const nt2doserr_t *nt2d;

	switch (NT_SC_SEVERITY(nterr)) {
	case NT_STATUS_SEVERITY_SUCCESS:
	case NT_STATUS_SEVERITY_INFORMATIONAL:
		return (0);
	}

	/* first try direct map to unix */
	for (nt2e = nt2errno; nt2e->errno; nt2e++)
		if (nt2e->nterr == nterr)
			return (nt2e->errno);
	smb_errmsg(unknown_err_logpri, "smb_maperr32",
	    "No direct map for 32 bit server error (0x%x)\n", nterr);

	/* ok, then try mapping to dos to unix */
	for (nt2d = nt2doserr; nt2d->nterr; nt2d++)
		if (nt2d->nterr == nterr)
			return (smb_maperror(nt2d->dclass, nt2d->derr));
	return (EIO);
}

uint_t
smb_doserr2status(int dclass, int derr)
{
	const nt2doserr_t *nt2d;

	if (dclass == 0 && derr == 0)
		return (0);

	for (nt2d = nt2doserr; nt2d->nterr; nt2d++)
		if (nt2d->dclass == dclass && nt2d->derr == derr)
			return (nt2d->nterr);
	return (NT_STATUS_UNSUCCESSFUL);
}

int
smb_maperror(int eclass, int eno)
{
	if (eclass == 0 && eno == 0)
		return (0);
	switch (eclass) {
	case ERRDOS:
		switch (eno) {
		case ERROR_INVALID_LEVEL:
			return (ENOTSUP);
		case ERRbadfunc:
		case ERRbadenv:
		case ERRbadformat:
		case ERRremcd:
		case ERRrmuns:
			return (EINVAL);
		case ERRbadfile:
		case ERRbadpath:
		case ERROR_BAD_DEV_TYPE:
		case ERROR_BAD_NET_NAME:
			return (ENOENT);
		case ERRnofids:
			return (EMFILE);
		case ERRnoaccess:
			/*
			 * XXX CSM Reported on samba-technical 12/7/2002
			 *
			 * There is a case for which server(s) return
			 * ERRnoaccess but should return ERRdiskfull: When
			 * the offset for a write is exactly the server
			 * file size limit then Samba (at least) thinks
			 * the reason for zero bytes having been written
			 * must have been "access denied" from the local
			 * filesystem.  This cannot be easily worked
			 * around since the server behaviour is
			 * indistinguishable from actual access denied.
			 * An incomplete workaround: attempt a 2 byte write
			 * from "offset-1".  (That may require reading at
			 * offset-1 first.)  The flaw is that reading or
			 * writing at offset-1 could cause an
			 * unrelated error (due to a byte range lock
			 * for instance) and we can't presume the
			 * order servers check errors in.
			 */
		case ERRbadaccess:
			return (EACCES);
		case ERRbadshare:
			return (EBUSY);
		case ERRbadfid:
			return (EBADF);
		case ERRbadmcb:
			return (EIO);
		case ERRnomem:
			return (ENOMEM);	/* actually remote no mem... */
		case ERRbadmem:
			return (EFAULT);
		case ERRbaddata:
			return (E2BIG);
		case ERRbaddrive:
		case ERRnotready:	/* nt */
			return (ENXIO);
		case ERRdiffdevice:
			return (EXDEV);
		case ERRnofiles:
			return (0);	/* eeof ? */
		case ERRlock:
			return (EAGAIN);
		case ERRfilexists:
			return (EEXIST);
		case ERROR_INVALID_NAME:
			return (ENOENT);
		case ERROR_DIR_NOT_EMPTY:
			return (ENOTEMPTY);
		case ERROR_NOT_LOCKED:
			return (0); /* we unlock on any close */
		case ERROR_ALREADY_EXISTS:
			return (EEXIST);
		case ERRmoredata:
			return (EMOREDATA);
		}
		break;
	case ERRSRV:
		switch (eno) {
		case ERRerror:
			return (EINVAL);
		case ERRbadpw:
			return (EAUTH);
		case ERRaccess:
		case ERRbaduid:
			return (EACCES);
		case ERRinvnid:
			return (ENETRESET);
		case ERRinvnetname:
			return (ENXIO);
		case ERRbadtype:		/* reserved and returned */
			return (EIO);
		case NERR_AccountExpired: /* account exists but disabled */
			return (EPERM);
		}
		break;
	case ERRHRD:
		switch (eno) {
		case ERRnowrite:
			return (EROFS);
		case ERRbadunit:
			return (ENODEV);
		case ERRbadreq:
			return (EBADRPC);
		case ERRbadshare:
			return (ETXTBSY);
		case ERRlock:
			return (EAGAIN);
		case ERRdiskfull:
			return (EFBIG);
		case ERRnotready:
		case ERRbadcmd:
		case ERRdata:
		case ERRgeneral:
			return (EIO);
		}
	}

	smb_errmsg(unknown_err_logpri, "smb_maperror",
	    "Unknown DOS error %d/%d\n", eclass, eno);
	return (EIO);
}

#define	SMALL_CONV 256

/*
 * Decode an SMB OTW string (Unicode or OEM chars)
 * converting to UTF-8 in the output buffer.
 * outlen is in/out (max size on input)
 * insize is the wire size (2 * chars if unicode)
 * The output string is null terminated.
 * Output length does not include the null.
 */
int
smb_get_dstring(struct mdchain *mdc, struct smb_vc *vcp,
	char *outbuf, size_t *outlen, int insize)
{
	uint16_t convbuf[SMALL_CONV];
	uint16_t *cbuf;
	size_t cbufalloc, inlen, outsize;
	int error;

	if (insize <= 0)
		return (0);
	/* Note: inlen is UTF-16 symbols. */
	inlen = insize / 2;

	if (*outlen < 2)
		return (EINVAL);
	outsize = *outlen - 1; /* room for null */

	/*
	 * Get a buffer for the conversion and fill it.
	 * Use stack buffer if the string is
	 * small enough, else allocate.
	 */
	if (insize < sizeof (convbuf)) {
		cbufalloc = 0;
		cbuf = convbuf;
	} else {
		cbufalloc = insize + 2;
		cbuf = kmem_alloc(cbufalloc, KM_SLEEP);
	}
	error = md_get_mem(mdc, cbuf, insize, MB_MSYSTEM);
	if (error != 0)
		goto out;
	cbuf[inlen] = 0;

	/*
	 * Handle the easy case (non-unicode).
	 * XXX: Technically, we should convert
	 * the string to OEM codeset first...
	 * Modern servers all use Unicode, so
	 * this is good enough.
	 */
	if (SMB_UNICODE_STRINGS(vcp) == 0) {
		*outlen = strlcpy(outbuf, (char *)cbuf, outsize);
		if (*outlen > outsize) {
			*outlen = outsize;
			error = E2BIG;
		}
	} else {
		/*
		 * Convert from UTF-16 to UTF-8
		 */
		error = uconv_u16tou8(cbuf, &inlen,
		    (uchar_t *)outbuf, outlen,
		    UCONV_IN_LITTLE_ENDIAN);
		if (error == 0) {
			outbuf[*outlen] = '\0';
		}
	}

	ASSERT(*outlen == strlen(outbuf));

out:
	if (cbufalloc != 0)
		kmem_free(cbuf, cbufalloc);

	return (error);
}

/*
 * It's surprising that this function does utf8-ucs2 conversion.
 * One would expect only smb_put_dstring to do that.
 * Fixing that will require changing a bunch of callers. XXX
 */
/*ARGSUSED*/
int
smb_put_dmem(struct mbchain *mbp, struct smb_vc *vcp, const char *src,
	int size, int caseopt, int *lenp)
{
	uint16_t convbuf[SMALL_CONV];
	uint16_t *cbuf;
	size_t cbufalloc, inlen, outlen;
	int error;

	if (size <= 0)
		return (0);

	/*
	 * Handle the easy case (non-unicode).
	 * XXX: Technically, we should convert
	 * the string to OEM codeset first...
	 * Modern servers all use Unicode, so
	 * this is good enough.
	 */
	if (SMB_UNICODE_STRINGS(vcp) == 0) {
		error = mb_put_mem(mbp, src, size, MB_MSYSTEM);
		if (!error && lenp)
			*lenp += size;
		return (error);
	}

	/*
	 * Convert to UCS-2 (really UTF-16).
	 * Use stack buffer if the string is
	 * small enough, else allocate.
	 */
	if (size <= SMALL_CONV) {
		cbufalloc = 0;
		outlen = SMALL_CONV;
		cbuf = convbuf;
	} else {
		outlen = size; /* in utf-16 characters */
		cbufalloc = outlen * 2;
		cbuf = kmem_alloc(cbufalloc, KM_SLEEP);
	}

	inlen = size;
	error = uconv_u8tou16((uchar_t *)src, &inlen, cbuf, &outlen,
	    UCONV_OUT_LITTLE_ENDIAN | UCONV_IGNORE_NULL);
	outlen *= 2;  /* convert to bytes */

	if (!error) {
		(void) mb_put_padbyte(mbp); /* align */
		error = mb_put_mem(mbp, (char *)cbuf, outlen, MB_MSYSTEM);
	}
	if (!error && lenp)
		*lenp += outlen;

	if (cbufalloc)
		kmem_free(cbuf, cbufalloc);

	return (error);
}

int
smb_put_dstring(struct mbchain *mbp, struct smb_vc *vcp, const char *src,
	int caseopt)
{
	int error, len;

	/*
	 * Let smb_put_dmem put both the string
	 * and the terminating null.
	 */
	len = strlen(src) + 1;
	error = smb_put_dmem(mbp, vcp, src, len, caseopt, NULL);
	if (error)
		return (error);

	return (error);
}
int
smb_smb_ntcreate(struct smb_share *ssp, struct mbchain *name_mb,
	uint32_t crflag, uint32_t req_acc, uint32_t efa, uint32_t sh_acc,
	uint32_t disp, uint32_t createopt,  uint32_t impersonate,
	struct smb_cred *scrp, smb_fh_t *fhp,
	uint32_t *cr_act_p, struct smbfattr *fap)
{
	int err;

	if (SSTOVC(ssp)->vc_flags & SMBV_SMB2) {
		err = smb2_smb_ntcreate(ssp, name_mb, NULL, NULL,
		   crflag, req_acc, efa, sh_acc, disp, createopt,
		   impersonate, scrp, &fhp->fh_fid2, cr_act_p, fap);
	} else {
		err = smb1_smb_ntcreate(ssp, name_mb, crflag, req_acc,
		    efa, sh_acc, disp, createopt,  impersonate, scrp,
		    &fhp->fh_fid1, cr_act_p, fap);
	}
	return (err);
}

int
smb_smb_close(struct smb_share *ssp, smb_fh_t *fhp,
	struct smb_cred *scrp)
{
	int err;

	if (SSTOVC(ssp)->vc_flags & SMBV_SMB2) {
		err = smb2_smb_close(ssp, &fhp->fh_fid2, scrp);
	} else {
		err = smb1_smb_close(ssp, fhp->fh_fid1, NULL, scrp);
	}

	return (err);
}

/*
 * Largest size to use with LARGE_READ/LARGE_WRITE.
 * Specs say up to 64k data bytes, but Windows traffic
 * uses 60k... no doubt for some good reason.
 * (Probably to keep 4k block alignment.)
 */
uint32_t smb1_large_io_max = (60*1024);

/*
 * Common function for read/write with UIO.
 * Called by netsmb smb_usr_rw,
 *  smbfs_readvnode, smbfs_writevnode
 */
int
smb_rwuio(smb_fh_t *fhp, uio_rw_t rw,
	uio_t *uiop, smb_cred_t *scred, int timo)
{
	struct smb_share *ssp = FHTOSS(fhp);
	struct smb_vc *vcp = SSTOVC(ssp);
	ssize_t  save_resid;
	uint32_t len, rlen, maxlen;
	int error = 0;
	int (*iofun)(smb_fh_t *, uint32_t *,
	    uio_t *, smb_cred_t *, int);

	/* After reconnect, the fid is invalid. */
	if (fhp->fh_vcgenid != ssp->ss_vcgenid)
		return (ESTALE);

	if (SSTOVC(ssp)->vc_flags & SMBV_SMB2) {
		if (rw == UIO_READ) {
			iofun = smb2_smb_read;
			maxlen = vcp->vc_sopt.sv2_maxread;
		} else { /* UIO_WRITE */
			iofun = smb2_smb_write;
			maxlen = vcp->vc_sopt.sv2_maxwrite;
		}
	} else {
		/*
		 * Using NT LM 0.12, so readx, writex.
		 * Make sure we can represent the offset.
		 */
		if ((vcp->vc_sopt.sv_caps & SMB_CAP_LARGE_FILES) == 0 &&
		    (uiop->uio_loffset + uiop->uio_resid) > UINT32_MAX)
			return (EFBIG);

		if (rw == UIO_READ) {
			iofun = smb_smb_readx;
			if (vcp->vc_sopt.sv_caps & SMB_CAP_LARGE_READX)
				maxlen = smb1_large_io_max;
			else
				maxlen = vcp->vc_rxmax;
		} else { /* UIO_WRITE */
			iofun = smb_smb_writex;
			if (vcp->vc_sopt.sv_caps & SMB_CAP_LARGE_WRITEX)
				maxlen = smb1_large_io_max;
			else
				maxlen = vcp->vc_wxmax;
		}
	}

	save_resid = uiop->uio_resid;
	while (uiop->uio_resid > 0) {
		/* Lint: uio_resid may be 64-bits */
		rlen = len = (uint32_t)min(maxlen, uiop->uio_resid);
		error = (*iofun)(fhp, &rlen, uiop, scred, timo);

		/*
		 * Note: the iofun called uio_update, so
		 * not doing that here as one might expect.
		 *
		 * Quit the loop either on error, or if we
		 * transferred less then requested.
		 */
		if (error || (rlen < len))
			break;

		timo = 0; /* only first I/O should wait */
	}
	if (error && (save_resid != uiop->uio_resid)) {
		/*
		 * Stopped on an error after having
		 * successfully transferred data.
		 * Suppress this error.
		 */
		SMBSDEBUG("error %d suppressed\n", error);
		error = 0;
	}

	return (error);
}