source3/smbwrapper/smbsh.c

   1 /*
   2    Unix SMB/CIFS implementation.
   3    SMB wrapper functions - frontend
   4    Copyright (C) Andrew Tridgell 1998
   5
   6    This program is free software; you can redistribute it and/or modify
   7    it under the terms of the GNU General Public License as published by
   8    the Free Software Foundation; either version 2 of the License, or
   9    (at your option) any later version.
  10
  11    This program is distributed in the hope that it will be useful,
  12    but WITHOUT ANY WARRANTY; without even the implied warranty of
  13    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14    GNU General Public License for more details.
  15
  16    You should have received a copy of the GNU General Public License
  17    along with this program; if not, write to the Free Software
  18    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  19 */
  20
  21 #include "includes.h"
  22
  23 static void smbsh_usage(void)
  24 {
  25         printf("smbsh [options]\n\n");
  26         printf(" -W workgroup\n");
  27         printf(" -U username\n");
  28         printf(" -P prefix\n");
  29         printf(" -R resolve order\n");
  30         printf(" -d debug level\n");
  31         printf(" -l logfile\n");
  32         printf(" -L libdir\n");
  33         exit(0);
  34 }
  35
  36 int main(int argc, char *argv[])
  37 {
  38         char *p, *u;
  39         const char *libd = dyn_BINDIR;
  40         pstring line, wd;
  41         int opt;
  42         extern char *optarg;
  43         extern int optind;
  44
  45         dbf = x_stdout;
  46         smbw_setup_shared();
  47
  48         while ((opt = getopt(argc, argv, "W:U:R:d:P:l:hL:")) != EOF) {
  49                 switch (opt) {
  50                 case 'L':
  51                         libd = optarg;
  52                         break;
  53                 case 'W':
  54                         smbw_setshared("WORKGROUP", optarg);
  55                         break;
  56                 case 'l':
  57                         smbw_setshared("LOGFILE", optarg);
  58                         break;
  59                 case 'P':
  60                         smbw_setshared("PREFIX", optarg);
  61                         break;
  62                 case 'd':
  63                         smbw_setshared("DEBUG", optarg);
  64                         break;
  65                 case 'U':
  66                         p = strchr_m(optarg,'%');
  67                         if (p) {
  68                                 *p=0;
  69                                 smbw_setshared("PASSWORD",p+1);
  70                         }
  71                         smbw_setshared("USER", optarg);
  72                         break;
  73                 case 'R':
  74                         smbw_setshared("RESOLVE_ORDER",optarg);
  75                         break;
  76
  77                 case 'h':
  78                 default:
  79                         smbsh_usage();
  80                 }
  81         }
  82
  83
  84         if (!smbw_getshared("USER")) {
  85                 printf("Username: ");
  86                 u = fgets_slash(line, sizeof(line)-1, x_stdin);
  87                 smbw_setshared("USER", u);
  88         }
  89
  90         if (!smbw_getshared("PASSWORD")) {
  91                 p = getpass("Password: ");
  92                 smbw_setshared("PASSWORD", p);
  93         }
  94
  95         setenv("PS1", "smbsh$ ", 1);
  96
  97         sys_getwd(wd);
  98
  99         slprintf(line,sizeof(line)-1,"PWD_%d", (int)getpid());
 100
 101         smbw_setshared(line, wd);
 102
 103         slprintf(line,sizeof(line)-1,"%s/smbwrapper.so", libd);
 104         setenv("LD_PRELOAD", line, 1);
 105
 106         slprintf(line,sizeof(line)-1,"%s/smbwrapper.32.so", libd);
 107
 108         if (file_exist(line, NULL)) {
 109                 slprintf(line,sizeof(line)-1,"%s/smbwrapper.32.so:DEFAULT", libd);
 110                 setenv("_RLD_LIST", line, 1);
 111                 slprintf(line,sizeof(line)-1,"%s/smbwrapper.so:DEFAULT", libd);
 112                 setenv("_RLDN32_LIST", line, 1);
 113         } else {
 114                 slprintf(line,sizeof(line)-1,"%s/smbwrapper.so:DEFAULT", libd);
 115                 setenv("_RLD_LIST", line, 1);
 116         }
 117
 118         {
 119         char *shellpath = getenv("SHELL");
 120                 if(shellpath)
 121                         execl(shellpath,"smbsh",NULL);
 122                 else
 123                         execl("/bin/sh","smbsh",NULL);
 124         }
 125         printf("launch failed!\n");
 126         return 1;
 127 }