source/sam/nss_info.c

   1 /*
   2    Unix SMB/CIFS implementation.
   3    nss info helpers
   4    Copyright (C) Guenther Deschner 2006
   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 #include "includes.h"
  21
  22 #undef DBGC_CLASS
  23 #define DBGC_CLASS DBGC_IDMAP
  24
  25 /* winbind nss info = rfc2307 SO36:sfu FHAIN:rfc2307 PANKOW:template
  26  *
  27  * syntax is:
  28  *      1st param: default setting
  29  *      following ":" separated list elements:
  30  *              DOMAIN:setting
  31  *      setting can be one of "sfu", "rfc2307", "template", "unixinfo"
  32  */
  33
  34 enum wb_posix_mapping get_nss_info(const char *domain_name)
  35 {
  36         const char **list = lp_winbind_nss_info();
  37         enum wb_posix_mapping map_templ = WB_POSIX_MAP_TEMPLATE;
  38         int i;
  39
  40         DEBUG(11,("get_nss_info for %s\n", domain_name));
  41
  42         if (!lp_winbind_nss_info() || !*lp_winbind_nss_info()) {
  43                 return WB_POSIX_MAP_TEMPLATE;
  44         }
  45
  46         if ((map_templ = wb_posix_map_type(list[0])) == -1) {
  47                 DEBUG(0,("get_nss_info: invalid setting: %s\n", list[0]));
  48                 return WB_POSIX_MAP_TEMPLATE;
  49         }
  50
  51         DEBUG(11,("get_nss_info: using \"%s\" by default\n", list[0]));
  52
  53         for (i=0; list[i]; i++) {
  54
  55                 const char *p = list[i];
  56                 fstring tok;
  57
  58                 if (!next_token(&p, tok, ":", sizeof(tok))) {
  59                         DEBUG(0,("get_nss_info: no \":\" delimitier found\n"));
  60                         continue;
  61                 }
  62
  63                 if (strequal(tok, domain_name)) {
  64
  65                         enum wb_posix_mapping type;
  66
  67                         if ((type = wb_posix_map_type(p)) == -1) {
  68                                 DEBUG(0,("get_nss_info: invalid setting: %s\n", p));
  69                                 /* return WB_POSIX_MAP_TEMPLATE; */
  70                                 continue;
  71                         }
  72
  73                         DEBUG(11,("get_nss_info: using \"%s\" for domain: %s\n", p, tok));
  74
  75                         return type;
  76                 }
  77         }
  78
  79         return map_templ;
  80 }
  81
  82 const char *wb_posix_map_str(enum wb_posix_mapping mtype)
  83 {
  84         switch (mtype) {
  85                 case WB_POSIX_MAP_TEMPLATE:
  86                         return "template";
  87                 case WB_POSIX_MAP_SFU:
  88                         return "sfu";
  89                 case WB_POSIX_MAP_RFC2307:
  90                         return "rfc2307";
  91                 case WB_POSIX_MAP_UNIXINFO:
  92                         return "unixinfo";
  93                 default:
  94                         break;
  95         }
  96         return NULL;
  97 }
  98
  99 enum wb_posix_mapping wb_posix_map_type(const char *map_str)
 100 {
 101         if (strequal(map_str, "template"))
 102                 return WB_POSIX_MAP_TEMPLATE;
 103         else if (strequal(map_str, "sfu"))
 104                 return WB_POSIX_MAP_SFU;
 105         else if (strequal(map_str, "rfc2307"))
 106                 return WB_POSIX_MAP_RFC2307;
 107         else if (strequal(map_str, "unixinfo"))
 108                 return WB_POSIX_MAP_UNIXINFO;
 109
 110         return -1;
 111 }