source3/utils/net_registry_util.c

   1 /*
   2  * Samba Unix/Linux SMB client library
   3  * Distributed SMB/CIFS Server Management Utility
   4  * registry utility functions
   5  *
   6  * Copyright (C) Michael Adam 2008
   7  *
   8  * This program is free software; you can redistribute it and/or modify
   9  * it under the terms of the GNU General Public License as published by
  10  * the Free Software Foundation; either version 3 of the License, or
  11  * (at your option) any later version.
  12  *
  13  * This program is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16  * GNU General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU General Public License
  19  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  20  */
  21
  22 #include "includes.h"
  23 #include "registry.h"
  24 #include "utils/net_registry_util.h"
  25 #include "utils/net.h"
  26
  27 void print_registry_key(const char *keyname, NTTIME *modtime)
  28 {
  29         d_printf(_("Keyname   = %s\n"), keyname);
  30         d_printf(_("Modtime   = %s\n"),
  31                  modtime
  32                  ? http_timestring(talloc_tos(), nt_time_to_unix(*modtime))
  33                  : _("None"));
  34         d_printf("\n");
  35 }
  36
  37 void print_registry_value(const struct registry_value *valvalue, bool raw)
  38 {
  39         if (!raw) {
  40                 d_printf(_("Type       = %s\n"),
  41                          str_regtype(valvalue->type));
  42         }
  43         switch(valvalue->type) {
  44         case REG_DWORD: {
  45                 uint32_t v = 0;
  46                 if (valvalue->data.length >= 4) {
  47                         v = IVAL(valvalue->data.data, 0);
  48                 }
  49                 if (!raw) {
  50                         d_printf(_("Value      = "));
  51                 }
  52                 d_printf("%d\n", v);
  53                 break;
  54         }
  55         case REG_SZ:
  56         case REG_EXPAND_SZ: {
  57                 const char *s;
  58
  59                 if (!pull_reg_sz(talloc_tos(), &valvalue->data, &s)) {
  60                         break;
  61                 }
  62                 if (!raw) {
  63                         d_printf(_("Value      = \""));
  64                 }
  65                 d_printf("%s", s);
  66                 if (!raw) {
  67                         d_printf("\"");
  68                 }
  69                 d_printf("\n");
  70                 break;
  71         }
  72         case REG_MULTI_SZ: {
  73                 uint32 j;
  74                 const char **a;
  75
  76                 if (!pull_reg_multi_sz(talloc_tos(), &valvalue->data, &a)) {
  77                         break;
  78                 }
  79                 for (j = 0; a[j] != NULL; j++) {
  80                         if (!raw) {
  81                                 d_printf(_("Value[%3.3d] = \""), j);
  82                         }
  83                         d_printf("%s", a[j]);
  84                         if (!raw) {
  85                                 d_printf("\"");
  86                         }
  87                         d_printf("\n");
  88                 }
  89                 break;
  90         }
  91         case REG_BINARY:
  92                 if (!raw) {
  93                         d_printf(_("Value      = "));
  94                 }
  95                 d_printf(_("%d bytes\n"), (int)valvalue->data.length);
  96                 break;
  97         default:
  98                 if (!raw) {
  99                         d_printf(_("Value      = "));
 100                 }
 101                 d_printf(_("<unprintable>\n"));
 102                 break;
 103         }
 104 }
 105
 106 void print_registry_value_with_name(const char *valname,
 107                                     const struct registry_value *valvalue)
 108 {
 109         d_printf(_("Valuename  = %s\n"), valname);
 110         print_registry_value(valvalue, false);
 111         d_printf("\n");
 112 }
 113
 114 /**
 115  * Split path into hive name and subkeyname
 116  * normalizations performed:
 117  *  - if the path contains no '\\' characters,
 118  *    assume that the legacy format of using '/'
 119  *    as a separator is used and  convert '/' to '\\'
 120  *  - strip trailing '\\' chars
 121  */
 122 WERROR split_hive_key(TALLOC_CTX *ctx, const char *path, char **hivename,
 123                       char **subkeyname)
 124 {
 125         char *p;
 126         const char *tmp_subkeyname;
 127
 128         if ((path == NULL) || (hivename == NULL) || (subkeyname == NULL)) {
 129                 return WERR_INVALID_PARAM;
 130         }
 131
 132         if (strlen(path) == 0) {
 133                 return WERR_INVALID_PARAM;
 134         }
 135
 136         if (strchr(path, '\\') == NULL) {
 137                 *hivename = talloc_string_sub(ctx, path, "/", "\\");
 138         } else {
 139                 *hivename = talloc_strdup(ctx, path);
 140         }
 141
 142         if (*hivename == NULL) {
 143                 return WERR_NOMEM;
 144         }
 145
 146         /* strip trailing '\\' chars */
 147         p = strrchr(*hivename, '\\');
 148         while ((p != NULL) && (p[1] == '\0')) {
 149                 *p = '\0';
 150                 p = strrchr(*hivename, '\\');
 151         }
 152
 153         p = strchr(*hivename, '\\');
 154
 155         if ((p == NULL) || (*p == '\0')) {
 156                 /* just the hive - no subkey given */
 157                 tmp_subkeyname = "";
 158         } else {
 159                 *p = '\0';
 160                 tmp_subkeyname = p+1;
 161         }
 162         *subkeyname = talloc_strdup(ctx, tmp_subkeyname);
 163         if (*subkeyname == NULL) {
 164                 return WERR_NOMEM;
 165         }
 166
 167         return WERR_OK;
 168 }