mars_nwe-0.98.pl08

connect.c

@@ -99,40 +99,40 @@ static int new_dir_handle(ino_t inode, NW_PATH *nwpath)
   DIR_HANDLE  *dh   = NULL;
   time_t  akttime   = time(NULL);
   time_t  last_time = akttime;
-  int  thandle      = 0;
+  int  thandle      = 1;
   int  nhandle      = 0;
   for (rethandle=0; rethandle < anz_dirhandles; rethandle++){
     dh=&(dir_handles[rethandle]);
     if (!dh->inode) {
-      if (!nhandle) nhandle = rethandle+1;
+      if (!nhandle)
+        nhandle = rethandle+1;
     } else if (dh->inode == inode && dh->volume == nwpath->volume){
-      /* Dieser hat Vorrang */
+      nhandle   = rethandle+1;
-      if (dh->f) closedir(dh->f);
-      dh->f         = NULL;
-      dh->timestamp = akttime;
-      nhandle       = rethandle+1;
       break;
     } else if (dh->timestamp < last_time){
       thandle   = rethandle+1;
       last_time = dh->timestamp;
     }
   }
+
   if (!nhandle){
-   if (anz_dirhandles < MAX_DIRHANDLES) {
+    if (anz_dirhandles < MAX_DIRHANDLES) {
       dh=&(dir_handles[anz_dirhandles]);
+      dh->f=NULL;
       rethandle = ++anz_dirhandles;
     } else {
       dh=&(dir_handles[thandle-1]);
-      if (dh->f) closedir(dh->f);
-      dh->f         = NULL;
       rethandle = thandle;
     }
-  } else rethandle=nhandle;
+  } else
+    rethandle=nhandle;
 
   /* init dir_handle */
   dh=&(dir_handles[rethandle-1]);
   strcpy(dh->unixname, build_unix_name(nwpath, 0));
   dh->kpath         = dh->unixname + strlen(dh->unixname);
+  if (dh->f)
+    closedir(dh->f);
   if ((dh->f        = opendir(dh->unixname)) != (DIR*) NULL){
     dh->volume      = nwpath->volume;
     dh->vol_options = nw_volumes[dh->volume].options;
@@ -145,10 +145,10 @@ static int new_dir_handle(ino_t inode, NW_PATH *nwpath)
       dh->f = NULL;
     }
   } else {
-    dh->f           = (DIR*)NULL;
+    dh->inode       = 0;
     dh->unixname[0] = '\0';
     dh->vol_options = 0;
-    dh->kpath       = (char*)NULL;
+    dh->kpath       = dh->unixname;
     rethandle       = /* -0x9c */ -0xff;
   }
   return(rethandle);

debmask.h

@@ -8,7 +8,8 @@
 */
 
 /* NWCONN */
-#define D_FH_OPEN    1   /* file open/close */
+#define D_FH_OPEN    1   /* file open/close  */
+#define D_FH_LOCK    2   /* file lock/unlock */
 
 
 #endif

doc/CHANGES

@@ -1,6 +1,6 @@
 Sorry, this is in German only.
 User important notes are in the NEWS file.
-Aenderungen in mars_nwe bis zum : 15-Dec-96
+Aenderungen in mars_nwe bis zum : 17-Jan-97
 --------------------------------
 Erste 'oeffentliche' Version
 ^^^^^^^^^^ VERSION 0.94 ^^^^^^^^
@@ -266,4 +266,11 @@ Erste 'oeffentliche' Version
   Es konnten nicht alle freigegebenen Filehandles wiederverwendet
   werden. -> "No more free file handles"
 <----- ^^^^^^^^^^ pl7 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+- Section 6: version-"spoofing" auf default '1' (3.11) gesetzt.
+- Fehler in connect.c, new_dir_handle() beseitigt.
+  Hinweis von: Dmitry <mamatkazin@ivc.spb.ru>
+- QUOTA support von Matt Paley eingebaut.
+- Print Queue Command Parameter erweitert um '!'
+  fuer banner_user_name, banner_file_name
+<----- ^^^^^^^^^^ pl8 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 

doc/CREDITS

@@ -31,6 +31,9 @@ James B. MacLean <macleajb@ednet.ns.ca>
 Louis Zammit Mangion <lzamm@phys.um.edu.mt>
         testings+bugfixes
 
+Matt Paley <mtpa@mail.nerc-bas.ac.uk>
+        adding QUOTA support, login time restrictions
+
 Jiri A. Randus <Jiri.Randus@vslib.cz>
         testing bindery code
 

doc/FAQS

@@ -1,9 +1,8 @@
-last updated: 05-Dec-96
+last updated: 16-Jan-97
 Q: I don't exaclty understand the meaning of some ponits in nw.ini:
    12,13
    What will happen if I will not put PASSWORD here? Will it take it from
    /etc/passwd? I want it to be so.
-
 A: This passwords will be stored (crypted) into bindery to can handle
    the crypted login call from a standarrd Novell client.
 
@@ -41,6 +40,16 @@ Q: I have arcnet cards and I dont find the frame-typ TRXNET.
 A: The correct frame typ is handled by the arcnet driver.
    You should use the 'dummy frametyp' 802.3.
 
+Q: The CONFIG_IPX_INTERN kernel option is *not* set but
+   when I start 'nwserv' as root it sais:
+   !! NWSERV   0:PANIC !!
+   NWSERV   0:!! configuration error !!:
+   mars_nwe don't run with kernel 'full internal net'.
+   Change kernel option CONFIG_IPX_INTERN=NO (nobody needs it)
+   or use 'ipxd' and change mars_nwe INTERNAL_RIP_SAP=0.
+A: Sorry but mars_nwe can recognize this setting only at compile time,
+   so you must compile mars_nwe again with actual kernel CONFIG_IPX_INTERN=NO
+   settings.
 
 
 

doc/NEWS

@@ -1,5 +1,16 @@
 # in this files are some notes for user of mars_nwe.
-------09-Nov-96--- 0.98.pl7 ----------
+------29-Jan-97--- 0.98.pl8 ----------
+- Section 6: version-"spoofing" now set to '1' (3.11) default.
+- New switch in config.h: QUOTA_SUPPORT
+- quota support added by Matt Paley
+  Before the netware quotas will work the linux quota system must be
+  started up, this is done by:
+  Ensuring that the current kernel supports quotas.
+  Adding usrquota to the option field in the appropriate /etc/fstab entry
+  Running 'quotacheck -a'
+  Running 'quotaon -a' (must be repeated after a reboot)
+- login time restrictions added by Matt Paley
+------05-Jan-97--- 0.98.pl7 ----------
 - section   8: new flag 0x4 added. (see examples/nw.ini).
 ------09-Nov-96--- 0.98.pl5 ----------
 - now Novell Client32 should works.

doc/mars_nwe.lsm

@@ -1,7 +1,7 @@
 Begin3
 Title:          mars_nwe
-Version:        0.98.pl7
+Version:        0.98.pl8
-Entered-date:   09-Jan-97
+Entered-date:   01-Feb-97
 Description:    Full netware-emulator (src), beta.
                 Supports file-services, bindery-services,
                 printing-services, routing-services.
@@ -9,7 +9,7 @@ Keywords:       novell, netware, server, ipx, ncp, tli
 Author:         mstover@stover.f.eunet.de  (Martin Stover)
 Maintained-by:  mstover@stover.f.eunet.de  (Martin Stover)
 Primary-site:   ftp.gwdg.de:/pub/linux/misc/ncpfs
-                200kB mars_nwe-0.98.pl7.tgz
+                200kB mars_nwe-0.98.pl8.tgz
 Alternate-site: sunsite.unc.edu:/pub/Linux/system/Filesystems/ncpfs
 Platforms:      Linux (1.2.xx, 1.3.xx, 2.xx), UnixWare (2.xx)
 Copying-policy: GNU

examples/config.h

@@ -1,4 +1,4 @@
-/* config.h: 04-Nov-96 */
+/* config.h: 29-Jan-97 */
 /* some of this config is needed by make, others by cc                     */
 
 #define DO_DEBUG      1              /* compile in debug code              */
@@ -75,4 +75,5 @@
 #define MAX_RIP_ENTRIES    50        /* max. rip responses                 */
 /* -------------------- */
 #define SHADOW_PWD          0        /* change to '1' for shadow passwds   */
+#define QUOTA_SUPPORT       0        /* change to '1' for quota support    */
 

examples/nw.ini

@@ -2,7 +2,7 @@
 # This is the configuration-file for "mars_nwe", a free netware-emulator
 # for Linux.
 #
-# last changed: 20-Nov-96
+# last changed: 29-Jan-97
 
 # This file specifies which Linux-resources (printers, users, directories)
 # should be accessible to the DOS-clients via "mars_nwe". Furthermore
@@ -252,24 +252,22 @@
 # Some clients work better if the server tells that it is a 3.11 Server,
 # although many calls (namespace services) of a real 3.11 Server are
 # missing yet.
-# To test the namespace calls, this entry must be set to > 0 and `config.h'
-# must be altered before compiling "mars_nwe".
-#
 # -------------------------------------------------------------------------
 # Syntax:
 #       6       SERVER_VERSION
 #
 # SERVER_VERSION: the version-number reported to DOS-clients
-#       0       Version 2.15 (default)
+#       0       Version 2.15 (was default till version 0.98.pl7)
-#       1       Version 3.11 (will be default soon)
+#       1       Version 3.11 (is default now)
 #       2       Version 3.12 (burst mode is not implemented yet)
 #
 # If you want to use longfilenamesupport and/or namespace routines
 # you should set this section to '1'.
+# And you should read doc/FAQS.
 # -------------------------------------------------------------------------
 #
 
-6       0
+6       1
 
 
 # =========================================================================
@@ -323,6 +321,8 @@
 #            normally the rename file call returns an error if this
 #            routine is used for renaming directories.
 #
+#      0x8   ignore station/time restrictions for supervisor.
+#
 #     other flags may follow.
 #     value will be interpreted as hex value.
 
@@ -528,6 +528,10 @@
 #               (_not_ the spooling-directories of the Linux-lpd)
 # PRINT_COMMAND: command used for serving the print-jobs under Linux
 #               (see "man lpr" and "man magicfilter" for details)
+#               if the '!' is last parameter of command then
+#               the queue-packet fields 'banner_user_name'
+#               and 'banner_file_name' will be added to the
+#               command as last parameters.
 #
 # Examples:
 #       21      LASER           SYS:/PRINT/L    lpr -Plaser
@@ -603,7 +607,7 @@
 
 # Section 402: station connect restrictions
 #
-# for special handling of the 'creat connection' call.
+# for special handling of the 'creat connection' (attach) call.
 402     0       # 0 = ignore entry 400, create connection always enabled.
                 # 1 = 400 are excludes, create connection normally enabled.
                 # 2 = 400 are includes, create connection normally disabled.

makefile.unx

@@ -1,5 +1,5 @@
 #if 0
-#makefile.unx 14-Nov-96
+#makefile.unx 09-Jan-97
 #endif
 
 VPATH=$(V_VPATH)
@@ -9,7 +9,7 @@ C=.c
 
 V_H=0
 V_L=98
-P_L=7
+P_L=8
 
 #define D_P_L 1
 DISTRIB=mars_nwe

ncpserv.c

@@ -32,7 +32,7 @@ static  time_t 	   akttime;
 static  int        server_goes_down=0;
 static  int 	   ipx_out_fd=-1;
 #if 0
-static  int        tells_server_version=0;
+static  int        tells_server_version=1;
 #endif
 static  int        sock_nwbind=-1;
 static  int        sock_echo  =-1;

net.h

@@ -262,6 +262,14 @@ extern int errno;
 # define DO_TESTING            0
 #endif
 
+#ifdef LINUX
+# ifndef QUOTA_SUPPORT
+#  define QUOTA_SUPPORT        0
+# endif
+#else
+# undef  QUOTA_SUPPORT
+# define QUOTA_SUPPORT         0
+#endif
 
 #ifdef LINUX
 # ifdef IN_NWROUTED

nwbind.c

@@ -1,5 +1,5 @@
 /* nwbind.c */
-#define REVISION_DATE "02-Jan-97"
+#define REVISION_DATE "20-Jan-97"
 /* NCP Bindery SUB-SERVER */
 /* authentification and some message handling */
 
@@ -294,6 +294,30 @@ static void handle_fxx(int gelen, int func)
       case 0xb:  /* Get Broadcast Message (new) */
       default :   completition=0xfb; /* not handled  */
     } /* switch */
+  } else if (0x16 == func) {
+    switch (ufunc) {
+      /*  QUOTA support from: Matt Paley  */
+      case 0x21 :    /* Change volume restrictions */
+      case 0x22 :    /* Remove volume restrictions */
+      case 0x29 : {  /* Read volume restrictions */
+        /* Returns 3 integers, uid, gid, 0=OK/1=Permission denied */
+        uint32 id = GET_BE32(rdata+1);
+        if (get_guid((int*) responsedata, (int*)(responsedata+sizeof(int)),
+		     id, (char *) NULL) != 0) {
+	  completition = 0xff;
+          XDPRINTF((2, 0, "quota id-uid mapping failure %d 0x%x", ufunc, id));
+        }
+        /* OK if supervisor or trying to read (0x29) own limits */
+        if (act_c->object_id == 1 ||
+	    (act_c->object_id == id && ufunc == 0x29))
+	  ((int *) responsedata)[2] = 0; /* OK */
+        else
+	  ((int *) responsedata)[2] = 1; /* Fail */
+        data_len = sizeof(int)*3;
+      }
+      break;
+      default :   completition=0xfb; /* not handled  */
+    }
   } else if (0x17 == func) { /* Fileserver Enviro */
     switch (ufunc) {
      case 0x01 :  { /* Change User Password OLD */
@@ -452,7 +476,7 @@ static void handle_fxx(int gelen, int func)
                     }
                     if (!result) {
                       internal_act = 1;
-                      result = nw_test_adr_access(obj.id, &(act_c->client_adr));
+                      result = nw_test_adr_time_access(obj.id, &(act_c->client_adr));
                       internal_act = 0;
                     }
                     if (!result)
@@ -547,10 +571,9 @@ static void handle_fxx(int gelen, int func)
                       result=nw_test_passwd(obj.id, act_c->crypt_key, rdata);
                       internal_act = 0;
                     }
-
                     if (result > -1) {
                       internal_act = 1;
-                      result = nw_test_adr_access(obj.id, &(act_c->client_adr));
+                      result = nw_test_adr_time_access(obj.id, &(act_c->client_adr));
                       internal_act = 0;
                     }
                     if (result > -1)

nwdbm.c

@@ -1,4 +1,4 @@
-/* nwdbm.c  19-Dec-96  data base for mars_nwe */
+/* nwdbm.c  20-Jan-97  data base for mars_nwe */
 /* (C)opyright (C) 1993,1995  Martin Stover, Marburg, Germany
  *
  * This program is free software; you can redistribute it and/or modify
@@ -41,13 +41,16 @@
 
 #define DBM_REMAINS_OPEN  1
 
-int tells_server_version=0;
+int tells_server_version=1; /* default 1 since 12-Jan-97 */
 int password_scheme=0; /* PW_SCHEME_CHANGE_PW; */
 
+static int entry8_flags = 0;
+
 static datum key;
 static datum data;
 static DBM   *my_dbm=NULL;
 
+
 #define FNPROP  0
 #define FNVAL   1
 #define FNOBJ   2
@@ -1341,7 +1344,33 @@ int nw_keychange_passwd(uint32 obj_id, uint8 *cryptkey, uint8 *oldpass,
   return(memcmp(newpass, storedpass, 16) ? 0 : 1);
 }
 
-int nw_test_adr_access(uint32 obj_id, ipxAddr_t *client_adr)
+static int nw_test_time_access(uint32 obj_id)
+/* Routine from Matt Paley */
+{
+  time_t t;
+  struct tm *tm;
+  uint8  more_segments;
+  uint8  property_flags;
+  char   *propname="LOGIN_CONTROL";
+  uint8  buff[200];
+  int    segment = 1;
+  int    half_hours;
+  int    result=nw_get_prop_val_by_obj_id(obj_id, segment,
+				   propname, strlen(propname),
+				   buff, &more_segments, &property_flags);
+  if (result < 0)
+    return(0); /* No time limits available */
+  time(&t);
+  tm = localtime(&t);
+  half_hours = tm->tm_wday*48 + tm->tm_hour*2 + ((tm->tm_min>=30)? 1 : 0);
+  if ((buff[14+(half_hours/8)] & (1<<(half_hours % 8))) != 0)
+    return(0);
+  XDPRINTF((1, 0, "No access for user %x at day %d %02d:%02d",
+	    obj_id, tm->tm_wday, tm->tm_hour, tm->tm_min));
+  return(-0xda); /* unauthorized login time */
+}
+
+static int nw_test_adr_access(uint32 obj_id, ipxAddr_t *client_adr)
 {
   uint8  more_segments;
   uint8  property_flags;
@@ -1365,10 +1394,22 @@ int nw_test_adr_access(uint32 obj_id, ipxAddr_t *client_adr)
       p+=10;
     }
   }
-  XDPRINTF((1, 0, "No access for Station %s", visable_ipx_adr(client_adr)));
+  XDPRINTF((1, 0, "No access for user %x at Station %s",
+               obj_id, visable_ipx_adr(client_adr)));
   return(-0xdb); /* unauthorized login station */
 }
 
+int nw_test_adr_time_access(uint32 obj_id, ipxAddr_t *client_adr)
+{
+  int result;
+  if (obj_id==1 && (entry8_flags & 8))
+    return(0); /* no limits for SU */
+  result=nw_test_adr_access(obj_id, client_adr);
+  if (!result)
+    result=nw_test_time_access(obj_id);
+  return(result);
+}
+
 #if 0
 int prop_add_new_member(uint32 obj_id, int prop_id, uint32 member_id)
 /* add member to set, if member not in set */
@@ -1632,6 +1673,9 @@ int nw_fill_standard(char *servername, ipxAddr_t *adr)
           default : password_scheme = 0;
                     break;
         } /* switch */
+
+      } else if (8 == what) { /* entry8_flags */
+        entry8_flags = hextoi((char*)buff);
       } else if (21 == what) {  /* QUEUES */
         char name[100];
         char directory[200];

nwdbm.h

@@ -1,4 +1,4 @@
-/* nwdbm.h 18-Dec-96 */
+/* nwdbm.h 20-Jan-97 */
 /* (C)opyright (C) 1993,1995  Martin Stover, Marburg, Germany
  *
  * This program is free software; you can redistribute it and/or modify
@@ -192,7 +192,7 @@ extern int nw_keychange_passwd(uint32 obj_id,
 			       int   cryptedlen, uint8 *newpass,
 			       uint32 act_id);
 
-extern int nw_test_adr_access(uint32 obj_id, ipxAddr_t *client_adr);
+extern int nw_test_adr_time_access(uint32 obj_id, ipxAddr_t *client_adr);
 
 extern int nw_get_q_dirname(uint32 q_id, uint8 *buff);
 extern int nw_get_q_prcommand(uint32 q_id, uint8 *buff);

nwfile.c

@@ -1,4 +1,4 @@
-/* nwfile.c  31-Dec-96 */
+/* nwfile.c  14-Jan-97 */
 /* (C)opyright (C) 1993,1996  Martin Stover, Marburg, Germany
  *
  * This program is free software; you can redistribute it and/or modify
@@ -683,9 +683,15 @@ int nw_server_copy(int qfhandle, uint32 qoffset,
   return(-0x88); /* wrong filehandle */
 }
 
-
 int nw_lock_datei(int fhandle, int offset, int size, int do_lock)
 {
+  MDEBUG(D_FH_LOCK, {
+    char fname[200];
+    int r=fd_2_fname(fhandle, fname, sizeof(fname));
+    dprintf("nw_%s_datei: fd=%d, fn=`%s`,r=%d,offs=%d,len=%d",
+              (do_lock) ? "lock" : "unlock",
+              fhandle, fname,r,offset, size);
+  })
   if (fhandle > HOFFS && (--fhandle < anz_fhandles)) {
     FILE_HANDLE  *fh=&(file_handles[fhandle]);
     if (fh->fd > -1) {

nwqueue.c

@@ -383,12 +383,24 @@ int nw_close_file_queue(uint8 *queue_id,
     INT_QUEUE_JOB *jo=queue_jobs[jo_id-1];
     int fhandle = (int)jo->fhandle;
     char unixname[300];
+    QUEUE_PRINT_AREA qpa;
+    if (jo->old_job) {
+      memcpy(&qpa, jo->q.o.client_area, sizeof(QUEUE_PRINT_AREA));
+    } else {
+      memcpy(&qpa, jo->q.n.client_area, sizeof(QUEUE_PRINT_AREA));
+    }
     strmaxcpy((uint8*)unixname, (uint8*)file_get_unix_name(fhandle), sizeof(unixname)-1);
     XDPRINTF((5,0,"nw_close_file_queue fhandle=%d", fhandle));
     if (*unixname) {
-      char printcommand[256];
+      char buff[1024];
+      char printcommand[300];
       FILE *f=NULL;
-      strmaxcpy((uint8*)printcommand, prc, prc_len);
+      if (prc_len && *(prc+prc_len-1)=='!'){
+        strmaxcpy((uint8*)buff, prc, prc_len-1);
+        sprintf(printcommand, "%s %s %s", buff,
+           qpa.banner_user_name, qpa.banner_file_name);
+      } else
+        strmaxcpy((uint8*)printcommand, prc, prc_len);
       nw_close_datei(fhandle, 1);
       jo->fhandle = 0L;
       if (NULL == (f = fopen(unixname, "r"))) {
@@ -401,7 +413,6 @@ int nw_close_file_queue(uint8 *queue_id,
         int  is_ok = 0;
         FILE_PIPE *fp = ext_popen(printcommand, geteuid(), getegid());
         if (fp) {
-          char buff[1024];
           int  k;
           is_ok++;
           while ((k = fread(buff, 1, sizeof(buff), f)) > 0) {

nwqueue.h

@@ -79,8 +79,8 @@ typedef struct {
   uint8   form_name[16];          /*        "UNKNOWN" */
   uint8   reserved[6];            /*        all zero  */
   uint8   banner_user_name[13];   /*        "SUPERVISOR"  */
-  uint8   bannner_file_name[13];  /*        "LST:"        */
+  uint8   banner_file_name[13];   /*        "LST:"        */
-  uint8   bannner_header_file_name[14];  /* all zero      */
+  uint8   banner_header_file_name[14];   /* all zero      */
   uint8   file_path_name[80];            /* all zero      */
 } QUEUE_PRINT_AREA;
 

nwvolume.c

@@ -1,4 +1,4 @@
-/* nwvolume.c  07-Nov-96 */
+/* nwvolume.c  01-Feb-97 */
 /* (C)opyright (C) 1993,1996  Martin Stover, Marburg, Germany
  *
  * This program is free software; you can redistribute it and/or modify
@@ -19,6 +19,7 @@
 #include "net.h"
 
 #include <dirent.h>
+#include <errno.h>
 #include <sys/vfs.h>
 
 #ifndef LINUX
@@ -39,6 +40,7 @@ static void volume_to_namespace_map(int volume, NW_VOL *vol)
   DEV_NAMESPACE_MAP dnm;
   if (stat(vol->unixname, &statb)) {
     XDPRINTF((1, 0, "cannot stat vol=%d, `%s`", volume, vol->unixname));
+    return;
   }
   dnm.dev       = statb.st_dev;
   dnm.namespace = 0; /* NAMESPACE DOS */
@@ -162,7 +164,7 @@ void nw_setup_home_vol(int len, uint8 *fn)
       nw_volumes[k].maps_count = 0;
       nw_volumes[k].unixnamlen = len;
       new_str(nw_volumes[k].unixname, unixname);
-      if (len)
+      if (len>0)
         volume_to_namespace_map(k, &(nw_volumes[k]));
     }
   }
@@ -277,7 +279,7 @@ int nw_get_volume_name(int volnr, uint8 *volname)
 }
 
 
-/* next is stolen from GNU-fileutils */
+/* stolen from GNU-fileutils */
 static long adjust_blocks (long blocks, int fromsize, int tosize)
 {
   if (fromsize == tosize)       /* E.g., from 512 to 512.  */
@@ -366,3 +368,170 @@ int get_volume_inode(int volnr, struct stat *stb)
   return(result);
 }
 
+
+#if QUOTA_SUPPORT
+
+/*  QUOTA support from: Matt Paley  */
+
+#include <sys/stat.h>
+#include <unistd.h>
+#include <mntent.h>
+
+/* Return the device special file that the specified path uses */
+const char *find_device_file(const char *path)
+{
+  struct stat   s;
+  dev_t         dev;
+  struct mntent *mntent;
+  FILE          *fp;
+  const char    *mount_device;
+
+  if (path == (char *) NULL || *path == '\0' || stat(path, &s) != 0)
+    return((char *) NULL);
+  dev = s.st_dev;
+  if ((fp=setmntent(MOUNTED, "r")) == (FILE *) NULL)
+    return((char *) NULL);
+  mount_device = (char *) NULL;
+  while (!ferror(fp)) {
+    /* mntent will be a static struct mntent */
+    mntent = getmntent(fp);
+    if (mntent == (struct mntent *) NULL)
+      break;
+    if (stat(mntent->mnt_fsname, &s) == 0) {
+      if (S_ISCHR(s.st_mode) || S_ISBLK(s.st_mode)) {
+	if (s.st_rdev == dev) {
+	  /* Found it */
+	  mount_device = mntent->mnt_fsname;
+	  break;
+	}
+      }
+    }
+  }
+  endmntent(fp);
+  return(mount_device);
+}
+
+#include <time.h>
+#include <sys/types.h>
+
+#ifdef LINUX
+# include <linux/quota.h>
+# if defined(__alpha__)
+#  include <errno.h>
+#  include <syscall.h>
+#  include <asm/unistd.h>
+int quotactl(int cmd, const char * special, int id, caddr_t addr)
+{
+  return syscall(__NR_quotactl, cmd, special, id, addr);
+}
+# else /* not __alpha__ */
+#  define __LIBRARY__
+#  include <linux/unistd.h>
+_syscall4(int, quotactl, int, cmd, const char *, special,
+	  int, id, caddr_t, addr);
+# endif /* __alpha__ */
+#endif /* LINUX */
+
+static int su_quotactl(int cmd, const char * special, int id, caddr_t addr)
+{
+  int result;
+  int euid=geteuid();
+  seteuid(0);
+  result=quotactl(cmd, special, id, addr);
+  if (seteuid(euid)) {
+    errorp(1, "seteuid", "cannot change to uid=%d\n", euid);
+    exit(1);
+  }
+  return(result);
+}
+
+
+/* NOTE: The error numbers in here are probably wrong */
+int nw_set_vol_restrictions(uint8 volnr, int uid, uint32 quota)
+{
+  const char   *device;
+  struct dqblk dqblk;
+  int          res;
+
+  XDPRINTF((2,0, "nw_set_vol_restrictions vol=%d uid=%d quota=%d blocks",
+	    volnr, uid, quota));
+
+  /* Convert from blocks to K */
+  quota *= 4;
+
+  if (volnr >= used_nw_volumes || nw_volumes == (NW_VOL *) NULL)
+    return(-0x98);
+  device=find_device_file(nw_volumes[volnr].unixname);
+  if (device == (char *) NULL)
+    return(-0x98);
+
+  /* If this call fails then it it probable that quotas are not enabled
+   * on the specified device.  Someone needs to set the error number
+   * to whatever will make most sense to netware.
+   */
+  res=su_quotactl(QCMD(Q_GETQUOTA, USRQUOTA), device, uid, (caddr_t) &dqblk);
+
+  if (res != 0)
+    return(0);
+  dqblk.dqb_bhardlimit = quota;
+  dqblk.dqb_bsoftlimit = quota;
+  if (quota == 0)
+    dqblk.dqb_ihardlimit = dqblk.dqb_isoftlimit = 0;
+  XDPRINTF((2,0, "Set quota device=%s uid=%d %d(%d)K %d(%d) files",
+	    device, uid,
+	    dqblk.dqb_bhardlimit,
+	    dqblk.dqb_curblocks,
+	    dqblk.dqb_ihardlimit,
+	    dqblk.dqb_curinodes));
+
+  (void)su_quotactl(QCMD(Q_SETQLIM, USRQUOTA), device, uid, (caddr_t) &dqblk);
+
+
+
+  return(0);
+}
+
+int nw_get_vol_restrictions(uint8 volnr, int uid, uint32 *quota, uint32 *inuse)
+{
+  const char   *device;
+  struct dqblk dqblk;
+  int          res;
+  *quota = 0x40000000;
+  *inuse = 0;
+  if (volnr >= used_nw_volumes || nw_volumes == (NW_VOL *) NULL)
+    return(-0x98);
+
+  device=find_device_file(nw_volumes[volnr].unixname);
+  if (device == (char *) NULL)
+    return(-0x98);
+
+  XDPRINTF((2,0, "Get quota for uid %d on device %s",
+	    uid, device));
+
+  res=su_quotactl(QCMD(Q_GETQUOTA, USRQUOTA), device, uid, (caddr_t) &dqblk);
+
+  if (res != 0)
+    return(0);  /* Quotas are probably not enabled */
+  if (dqblk.dqb_bhardlimit == 0) {
+    *quota = 0x40000000;
+    *inuse = 0;
+  } else {
+    *quota = dqblk.dqb_bhardlimit / 4; /* Convert from K to blocks */
+    *inuse = dqblk.dqb_curblocks / 4;
+  }
+  return(0);
+}
+
+#else
+int nw_set_vol_restrictions(uint8 volnr, int uid, uint32 quota)
+{
+  return(-0xfb);
+}
+
+int nw_get_vol_restrictions(uint8 volnr, int uid, uint32 *quota, uint32 *inuse)
+{
+  *quota = 0x40000000;
+  *inuse = 0;
+  return(0);
+}
+#endif

nwvolume.h

@@ -1,4 +1,4 @@
-/* nwvolume.h  27-Jul-96 */
+/* nwvolume.h  17-Jan-97 */
 /* (C)opyright (C) 1993,1995  Martin Stover, Marburg, Germany
  *
  * This program is free software; you can redistribute it and/or modify
@@ -76,7 +76,9 @@ extern int  nw_get_volume_number(uint8 *volname, int namelen);
 extern int  nw_get_volume_name(int volnr, uint8 *volname);
 extern int  nw_get_fs_usage(uint8 *volname, struct fs_usage *fsu);
 extern int  get_volume_options(int volnr, int mode);
-extern int get_volume_inode(int volnr, struct stat *stb);
+extern int  get_volume_inode(int volnr, struct stat *stb);
+extern int  nw_set_vol_restrictions(uint8 volnr, int uid, uint32 quota);
+extern int  nw_get_vol_restrictions(uint8 volnr, int uid, uint32 *quota, uint32 *inuse);
 
 extern uint32 nw_vol_inode_to_handle(int volume, ino_t inode,
                                DEV_NAMESPACE_MAP *dnm);