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smberr.c

/* 
   Unix SMB/Netbios implementation.
   Version 1.9.
   Copyright (C) Andrew Tridgell 1998
   
   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; either version 2 of the License, or
   (at your option) any later version.
   
   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.
   
   You should have received a copy of the GNU General Public License
   along with this program; if not, write to the Free Software
   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/

#define NO_SYSLOG

#include "includes.h"

/* error code stuff - put together by Merik Karman
   merik@blackadder.dsh.oz.au */


/* There is a big list of error codes and their meanings at:

   http://msdn.microsoft.com/library/default.asp?url=/library/en-us/debug/errlist_7oz7.asp

   and if you don't like MSDN try:

   http://www.siris.gr/computers/library/error.htm

*/

typedef const struct
{
  const char *name;
  int code;
  const char *message;
} err_code_struct;

/* Dos Error Messages */
err_code_struct dos_msgs[] = {
  {"ERRbadfunc",ERRbadfunc,"Invalid function."},
  {"ERRbadfile",ERRbadfile,"File not found."},
  {"ERRbadpath",ERRbadpath,"Directory invalid."},
  {"ERRnofids",ERRnofids,"No file descriptors available"},
  {"ERRnoaccess",ERRnoaccess,"Access denied."},
  {"ERRbadfid",ERRbadfid,"Invalid file handle."},
  {"ERRbadmcb",ERRbadmcb,"Memory control blocks destroyed."},
  {"ERRnomem",ERRnomem,"Insufficient server memory to perform the requested function."},
  {"ERRbadmem",ERRbadmem,"Invalid memory block address."},
  {"ERRbadenv",ERRbadenv,"Invalid environment."},
  {"ERRbadformat",11,"Invalid format."},
  {"ERRbadaccess",ERRbadaccess,"Invalid open mode."},
  {"ERRbaddata",ERRbaddata,"Invalid data."},
  {"ERRres",ERRres,"reserved."},
  {"ERRbaddrive",ERRbaddrive,"Invalid drive specified."},
  {"ERRremcd",ERRremcd,"A Delete Directory request attempted  to  remove  the  server's  current directory."},
  {"ERRdiffdevice",ERRdiffdevice,"Not same device."},
  {"ERRnofiles",ERRnofiles,"A File Search command can find no more files matching the specified criteria."},
  {"ERRbadshare",ERRbadshare,"The sharing mode specified for an Open conflicts with existing  FIDs  on the file."},
  {"ERRlock",ERRlock,"A Lock request conflicted with an existing lock or specified an  invalid mode,  or an Unlock requested attempted to remove a lock held by another process."},
  {"ERRunsup", ERRunsup, "The operation is unsupported"},
  {"ERRnosuchshare", ERRnosuchshare, "You specified an invalid share name"},
  {"ERRfilexists",ERRfilexists,"The file named in a Create Directory, Make  New  File  or  Link  request already exists."},
  {"ERRinvalidname",ERRinvalidname, "Invalid name"},
  {"ERRbadpipe",ERRbadpipe,"Pipe invalid."},
  {"ERRpipebusy",ERRpipebusy,"All instances of the requested pipe are busy."},
  {"ERRpipeclosing",ERRpipeclosing,"Pipe close in progress."},
  {"ERRnotconnected",ERRnotconnected,"No process on other end of pipe."},
  {"ERRmoredata",ERRmoredata,"There is more data to be returned."},
  {"ERRinvgroup",ERRinvgroup,"Invalid workgroup (try the -W option)"},
  {"ERRlogonfailure",ERRlogonfailure,"Logon failure"},
  {"ERRdiskfull",ERRdiskfull,"Disk full"},
  {"ERRgeneral",ERRgeneral, "General failure"},
  {"ERRunknownlevel",ERRunknownlevel, "Unknown info level"},
  {NULL,-1,NULL}};

/* Server Error Messages */
err_code_struct server_msgs[] = {
  {"ERRerror",1,"Non-specific error code."},
  {"ERRbadpw",2,"Bad password - name/password pair in a Tree Connect or Session Setup are invalid."},
  {"ERRbadtype",3,"reserved."},
  {"ERRaccess",4,"The requester does not have  the  necessary  access  rights  within  the specified  context for the requested function. The context is defined by the TID or the UID."},
  {"ERRinvnid",5,"The tree ID (TID) specified in a command was invalid."},
  {"ERRinvnetname",6,"Invalid network name in tree connect."},
  {"ERRinvdevice",7,"Invalid device - printer request made to non-printer connection or  non-printer request made to printer connection."},
  {"ERRqfull",49,"Print queue full (files) -- returned by open print file."},
  {"ERRqtoobig",50,"Print queue full -- no space."},
  {"ERRqeof",51,"EOF on print queue dump."},
  {"ERRinvpfid",52,"Invalid print file FID."},
  {"ERRsmbcmd",64,"The server did not recognize the command received."},
  {"ERRsrverror",65,"The server encountered an internal error, e.g., system file unavailable."},
  {"ERRfilespecs",67,"The file handle (FID) and pathname parameters contained an invalid  combination of values."},
  {"ERRreserved",68,"reserved."},
  {"ERRbadpermits",69,"The access permissions specified for a file or directory are not a valid combination.  The server cannot set the requested attribute."},
  {"ERRreserved",70,"reserved."},
  {"ERRsetattrmode",71,"The attribute mode in the Set File Attribute request is invalid."},
  {"ERRpaused",81,"Server is paused."},
  {"ERRmsgoff",82,"Not receiving messages."},
  {"ERRnoroom",83,"No room to buffer message."},
  {"ERRrmuns",87,"Too many remote user names."},
  {"ERRtimeout",88,"Operation timed out."},
  {"ERRnoresource",89,"No resources currently available for request."},
  {"ERRtoomanyuids",90,"Too many UIDs active on this session."},
  {"ERRbaduid",91,"The UID is not known as a valid ID on this session."},
  {"ERRusempx",250,"Temp unable to support Raw, use MPX mode."},
  {"ERRusestd",251,"Temp unable to support Raw, use standard read/write."},
  {"ERRcontmpx",252,"Continue in MPX mode."},
  {"ERRreserved",253,"reserved."},
  {"ERRreserved",254,"reserved."},
  {"ERRnosupport",0xFFFF,"Function not supported."},
  {NULL,-1,NULL}};

/* Hard Error Messages */
err_code_struct hard_msgs[] = {
  {"ERRnowrite",19,"Attempt to write on write-protected diskette."},
  {"ERRbadunit",20,"Unknown unit."},
  {"ERRnotready",21,"Drive not ready."},
  {"ERRbadcmd",22,"Unknown command."},
  {"ERRdata",23,"Data error (CRC)."},
  {"ERRbadreq",24,"Bad request structure length."},
  {"ERRseek",25 ,"Seek error."},
  {"ERRbadmedia",26,"Unknown media type."},
  {"ERRbadsector",27,"Sector not found."},
  {"ERRnopaper",28,"Printer out of paper."},
  {"ERRwrite",29,"Write fault."},
  {"ERRread",30,"Read fault."},
  {"ERRgeneral",31,"General failure."},
  {"ERRbadshare",32,"An open conflicts with an existing open."},
  {"ERRlock",33,"A Lock request conflicted with an existing lock or specified an invalid mode, or an Unlock requested attempted to remove a lock held by another process."},
  {"ERRwrongdisk",34,"The wrong disk was found in a drive."},
  {"ERRFCBUnavail",35,"No FCBs are available to process request."},
  {"ERRsharebufexc",36,"A sharing buffer has been exceeded."},
  {NULL,-1,NULL}};


const struct
{
  int code;
  const char *class;
  err_code_struct *err_msgs;
} err_classes[] = { 
  {0,"SUCCESS",NULL},
  {0x01,"ERRDOS",dos_msgs},
  {0x02,"ERRSRV",server_msgs},
  {0x03,"ERRHRD",hard_msgs},
  {0x04,"ERRXOS",NULL},
  {0xE1,"ERRRMX1",NULL},
  {0xE2,"ERRRMX2",NULL},
  {0xE3,"ERRRMX3",NULL},
  {0xFF,"ERRCMD",NULL},
  {-1,NULL,NULL}};


/****************************************************************************
return a SMB error name from a class and code
****************************************************************************/

const char *smb_dos_err_name(uint8 class, uint16 num)
{
      static pstring ret;
      int i,j;
      
      for (i=0;err_classes[i].class;i++)
            if (err_classes[i].code == class) {
                  if (err_classes[i].err_msgs) {
                        err_code_struct *err = err_classes[i].err_msgs;
                        for (j=0;err[j].name;j++)
                              if (num == err[j].code) {
                                    return err[j].name;
                              }
                  }
                  slprintf(ret, sizeof(ret) - 1, "%d",num);
                  return ret;
            }
      
      slprintf(ret, sizeof(ret) - 1, "Error: Unknown error class (%d,%d)",class,num);
      return(ret);
}

/* Return a string for a DOS error */

const char *get_dos_error_msg(WERROR result)
{
      uint16 errnum;

      errnum = W_ERROR_V(result);

      return smb_dos_err_name(ERRDOS, errnum);
}

/****************************************************************************
return a SMB error class name as a string.
****************************************************************************/

const char *smb_dos_err_class(uint8 class)
{
      static pstring ret;
      int i;
      
      for (i=0;err_classes[i].class;i++) {
            if (err_classes[i].code == class) {
                  return err_classes[i].class;
            }
      }
            
      slprintf(ret, sizeof(ret) - 1, "Error: Unknown class (%d)",class);
      return(ret);
}

/****************************************************************************
return a SMB string from an SMB buffer
****************************************************************************/

const char *smb_dos_errstr(char *inbuf)
{
      static pstring ret;
      int class = CVAL(inbuf,smb_rcls);
      int num = SVAL(inbuf,smb_err);
      int i,j;
      
      for (i=0;err_classes[i].class;i++)
            if (err_classes[i].code == class) {
                  if (err_classes[i].err_msgs) {
                        err_code_struct *err = err_classes[i].err_msgs;
                        for (j=0;err[j].name;j++)
                              if (num == err[j].code) {
                                    if (DEBUGLEVEL > 0)
                                          slprintf(ret, sizeof(ret) - 1, "%s - %s (%s)",
                                                 err_classes[i].class,
                                                 err[j].name,err[j].message);
                                    else
                                          slprintf(ret, sizeof(ret) - 1, "%s - %s",
                                                 err_classes[i].class,err[j].name);
                                    return ret;
                              }
                  }
                  
                  slprintf(ret, sizeof(ret) - 1, "%s - %d",err_classes[i].class,num);
                  return ret;
            }
      
      slprintf(ret, sizeof(ret) - 1, "Error: Unknown error (%d,%d)",class,num);
      return(ret);
}

/*****************************************************************************
map a unix errno to a win32 error
 *****************************************************************************/

WERROR map_werror_from_unix(int error)
{
      NTSTATUS status = map_nt_error_from_unix(error);
      return ntstatus_to_werror(status);
}

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