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chgpwd.c

/*
    chgpwd.c - NWDSChangeObjectPasswor() API demo
    Copyright (C) 2000  Petr Vandrovec

    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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA


    Revision history:

      1.00  2000, April 25          Petr Vandrovec <vandrove@vc.cvut.cz>
            Initial revision.

      1.01  2001, February 23       Petr Vandrovec <vandrove@vc.cvut.cz>
            Added '-r' option. Feature request from Patrick Pollet.

      1.02  2001, March 14          Patrick Pollet
            Added -T' option.
            Added errors code specific to password changing

      1.03  2001, December 16       Petr Vandrovec <vandrove@vc.cvut.cz>
            const <-> non-const pointers cleanup
            Moved error codes to libncp.

        1.04 2002 March 14 , Patrick Pollet
            try to fix absent context problem by retrieving Default context if it exists

 */

#ifdef N_PLAT_MSW4
#include <nwcalls.h>
#include <nwnet.h>
#include <nwclxcon.h>

#include <stdlib.h>
#include <ctype.h>
#include <stdio.h>
#include <string.h>

#include "getopt.h"

#define _(X) X

typedef unsigned int u_int32_t;
typedef unsigned long NWObjectID;
typedef u_int32_t Time_T;
#else
#include <ncp/nwcalls.h>
#include <ncp/nwnet.h>
#include <ncp/nwclient.h>

#include <unistd.h>
#include <stdlib.h>
#include <ctype.h>
#include <wchar.h>

#include "private/libintl.h"
#define _(X) gettext(X)
#endif

static char *progname;

static void
usage(void)
{
      fprintf(stderr, _("usage: %s [options]\n"), progname);
}

static void
help(void)
{
      printf(_("\n"
               "usage: %s [options]\n"), progname);
      printf(_("\n"
             "-h              Print this help text\n"
             "-v value        Context DCK_FLAGS value (default 0)\n"
             "-o object_name  Name of object (default [Root])\n"
             "-c context_name Name of current context (default [Root])\n"
             "-C confidence   DCK_CONFIDENCE value (default 0)\n"
             "-S server       Server to start with (no default)\n"
               "-T tree         NDS tree (no default)\n"
             "-P password     Old password (default TEST)\n"
             "-n newpassword  New password (default T2)\n"
             "-r              Raw, do not uppercase passwords\n"
             "\n"));
}

#ifdef N_PLAT_MSW4
char* strnwerror(int dserr) {
      static char errc[200];

      sprintf(errc, "error %u / %d / 0x%X", dserr, dserr, dserr);
      return errc;
}
#endif


static const char*
strnwerror2(int err)
{
        return strnwerror(err);
}


/* Uppercase string. Do NOT write to string if all characters are
   uppercase, const uppercased strings (TEST, T2) may be passed
   to this function! */
static void safe_strupr(char* p) {
      while (*p) {
            if (islower(*p))
                  *p = toupper(*p);
            p++;
      }
}

int main(int argc, char *argv[]) {
      NWDSCCODE dserr;
      NWDSContextHandle ctx;
      NWCONN_HANDLE conn=NULL;
      const char* objectname = "[Root]";
      char      context[MAX_TREE_NAME_CHARS +1]="";
      const char* server = NULL;
      const char* pwd = "TEST";
      const char* newpwd = "T2";
      char      treeName[MAX_TREE_NAME_CHARS +1]="";
      int opt;
      int raw = 0;
      u_int32_t ctxflag = 0;
      u_int32_t confidence = 0;

#ifndef N_PLAT_MSW4
      setlocale(LC_ALL, "");
      bindtextdomain(NCPFS_PACKAGE, LOCALEDIR);
      textdomain(NCPFS_PACKAGE);
#endif

      progname = argv[0];

      NWCallsInit(NULL, NULL);
#ifndef N_PLAT_MSW4
      NWDSInitRequester();
#endif

      while ((opt = getopt(argc, argv, "h?o:c:v:S:C:P:n:T:r")) != EOF)
      {
            switch (opt)
            {
            case 'C':
                  confidence = strtoul(optarg, NULL, 0);
                  break;
            case 'o':
                  objectname = optarg;
                  break;
            //case 'c':
            //    context = optarg;
            //    break;
            case 'c':
                  if (strlen(optarg) <sizeof(context))
                        strcpy(context,optarg);
                  else {
                        fprintf(stderr,"failed:parameter context is too long.\n");
                        exit(3);
                  }
                  break;
            case 'P':
                  pwd = optarg;
                  break;
            case 'v':
                  ctxflag = strtoul(optarg, NULL, 0);
                  break;
            case 'h':
            case '?':
                  help();
                  goto finished;
            case 'S':
                  server = optarg;
                  break;
                  case 'T': if (strlen(optarg) <sizeof(treeName))
                                strcpy(treeName,optarg);
                       else {
                                fprintf(stderr,"failed:parameter treename is too long.\n");
                                exit(3);
                       }
                  break;
                case 'n':
                  newpwd = optarg;
                  break;
            case 'r':
                  raw = 1;
                  break;
            default:
                  usage();
                  goto finished;
            }
      }
      if (!raw) {
            safe_strupr(pwd);
            safe_strupr(newpwd);
      }

       if (server && treeName[0]) {
                fprintf(stderr, "failed:cannot have both -T tree and -S server options\n");
                exit (4);
        }


            dserr = NWDSCreateContextHandle(&ctx);
      if (dserr) {
            fprintf(stderr, "NWDSCreateContextHandle failed with %s\n", strnwerror(dserr));
            return 123;
      }

        ctxflag |= DCV_XLATE_STRINGS;
      ctxflag |= DCV_CANONICALIZE_NAMES;

      dserr = NWDSSetContext(ctx, DCK_FLAGS, &ctxflag);
      if (dserr) {
            fprintf(stderr, "NWDSSetContext(DCK_FLAGS) failed: %s\n",
                  strnwerror(dserr));
            dserr= 120;
                goto finished;
      }

      if (!context[0])
            NWCXGetDefaultNameContext(treeName,context,sizeof(context));
                /* got one */

      if (context[0]) {
      dserr = NWDSSetContext(ctx, DCK_NAME_CONTEXT, context);
      if (dserr) {
            fprintf(stderr, "NWDSSetContext(DCK_NAME_CONTEXT) failed: %s\n",
                  strnwerror(dserr));
            dserr= 121;
                goto finished;
      }
      }
      dserr = NWDSSetContext(ctx, DCK_CONFIDENCE, &confidence);
      if (dserr) {
            fprintf(stderr, "NWDSSetContext(DCK_CONFIDENCE) failed: %s\n",
                  strnwerror(dserr));
            dserr=122;
                goto finished;
      }
#ifndef N_PLAT_MSW4
      {
            static const u_int32_t add[] = {0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15};
            dserr = NWDSSetTransport(ctx, 16, add);
            if (dserr) {
                  fprintf(stderr, "NWDSSetTransport failed: %s\n",
                        strnwerror(dserr));
                  dserr= 124;
                        goto finished;
            }
      }
#endif
#ifdef N_PLAT_MSW4
      dserr = NWDSOpenConnToNDSServer(ctx, server, &conn);
#else
        if (server) {
              if (server[0] == '/') {
                  dserr = ncp_open_mount(server, &conn);
                  if (dserr) {
                        fprintf(stderr, "ncp_open_mount failed with %s\n",
                              strnwerror(dserr));
                          dserr= 112;
                                goto finished;
                  }
              } else {
                    struct ncp_conn_spec connsp;
                        long err;

                    memset(&connsp, 0, sizeof(connsp));
                    strcpy(connsp.server, server);
                    conn = ncp_open(&connsp, &err);
                    if (!conn) {
                          fprintf(stderr, "ncp_open failed with %s\n",
                                strnwerror(dserr));
                          dserr=113;
                                goto finished;
                    }
              }
        } else {
                if (!treeName[0]) {
                         NWCXGetPreferredDSTree(treeName,sizeof(treeName));

                }
                if (!treeName[0]) {
                        fprintf(stderr,"failed: You must specify a server or a tree\n");
                        dserr=114;
                        goto finished;
                }

                if ((dserr=NWCXAttachToTreeByName (&conn,treeName))) {
                        fprintf(stderr,"failed:Cannot attach to tree %s.dserr:%s\n",
                                    treeName,strnwerror(dserr));
                        dserr=115;
                        goto finished;

                }

        }

      dserr = NWDSAddConnection(ctx, conn);
#endif
      if (dserr) {
            fprintf(stderr, "Cannot bind connection to context: %s\n",
                  strnwerror(dserr));
      }

        {
        char tstcontext[256];
        dserr = NWDSGetContext(ctx, DCK_NAME_CONTEXT, tstcontext);
      if (dserr) {
            fprintf(stderr, "NWDSFetContext(DCK_NAME_CONTEXT) failed: %s\n",
                  strnwerror(dserr));
            dserr= 121;
                goto finished;
      }
        /*printf ("changing password of user %s.%s\n",objectname,tstcontext);*/
        }
        dserr = NWDSChangeObjectPassword(ctx, NDS_PASSWORD, objectname, pwd, newpwd);
      if (dserr) {
            fprintf(stderr, "Change password failed: %s\n",
                  strnwerror2(dserr));
      }
finished:
        if (conn) NWCCCloseConn(conn);
      dserr = NWDSFreeContext(ctx);
      if (dserr) {
            fprintf(stderr, "NWDSFreeContext failed with %s\n", strnwerror(dserr));
            dserr=121;

      }
      return dserr;
}

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