/*
 * 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.
 * Copyright 2025 RackTop Systems, Inc.
 */

#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_MORE_FILES,               ENOENT},
        {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);
}