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 #include "../libcli/registry/util_reg.h"
  27
  28 void print_registry_key(const char *keyname, NTTIME *modtime)
  29 {
  30         d_printf(_("Keyname   = %s\n"), keyname);
  31         d_printf(_("Modtime   = %s\n"),
  32                  modtime
  33                  ? http_timestring(talloc_tos(), nt_time_to_unix(*modtime))
  34                  : _("None"));
  35         d_printf("\n");
  36 }
  37
  38 void print_registry_value(const struct registry_value *valvalue, bool raw)
  39 {
  40         if (!raw) {
  41                 d_printf(_("Type       = %s\n"),
  42                          str_regtype(valvalue->type));
  43         }
  44         switch(valvalue->type) {
  45         case REG_DWORD: {
  46                 uint32_t v = 0;
  47                 if (valvalue->data.length >= 4) {
  48                         v = IVAL(valvalue->data.data, 0);
  49                 }
  50                 if (!raw) {
  51                         d_printf(_("Value      = "));
  52                 }
  53                 d_printf("%d\n", v);
  54                 break;
  55         }
  56         case REG_SZ:
  57         case REG_EXPAND_SZ: {
  58                 const char *s;
  59
  60                 if (!pull_reg_sz(talloc_tos(), &valvalue->data, &s)) {
  61                         break;
  62                 }
  63                 if (!raw) {
  64                         d_printf(_("Value      = \""));
  65                 }
  66                 d_printf("%s", s);
  67                 if (!raw) {
  68                         d_printf("\"");
  69                 }
  70                 d_printf("\n");
  71                 break;
  72         }
  73         case REG_MULTI_SZ: {
  74                 uint32 j;
  75                 const char **a;
  76
  77                 if (!pull_reg_multi_sz(talloc_tos(), &valvalue->data, &a)) {
  78                         break;
  79                 }
  80                 for (j = 0; a[j] != NULL; j++) {
  81                         if (!raw) {
  82                                 d_printf(_("Value[%3.3d] = \""), j);
  83                         }
  84                         d_printf("%s", a[j]);
  85                         if (!raw) {
  86                                 d_printf("\"");
  87                         }
  88                         d_printf("\n");
  89                 }
  90                 break;
  91         }
  92         case REG_BINARY:
  93                 if (!raw) {
  94                         d_printf(_("Value      = "));
  95                 }
  96                 d_printf(_("%d bytes\n"), (int)valvalue->data.length);
  97                 break;
  98         default:
  99                 if (!raw) {
 100                         d_printf(_("Value      = "));
 101                 }
 102                 d_printf(_("<unprintable>\n"));
 103                 break;
 104         }
 105 }
 106
 107 void print_registry_value_with_name(const char *valname,
 108                                     const struct registry_value *valvalue)
 109 {
 110         d_printf(_("Valuename  = %s\n"), valname);
 111         print_registry_value(valvalue, false);
 112         d_printf("\n");
 113 }
 114
 115 /**
 116  * Split path into hive name and subkeyname
 117  * normalizations performed:
 118  *  - if the path contains no '\\' characters,
 119  *    assume that the legacy format of using '/'
 120  *    as a separator is used and  convert '/' to '\\'
 121  *  - strip trailing '\\' chars
 122  */
 123 WERROR split_hive_key(TALLOC_CTX *ctx, const char *path, char **hivename,
 124                       char **subkeyname)
 125 {
 126         char *p;
 127         const char *tmp_subkeyname;
 128
 129         if ((path == NULL) || (hivename == NULL) || (subkeyname == NULL)) {
 130                 return WERR_INVALID_PARAM;
 131         }
 132
 133         if (strlen(path) == 0) {
 134                 return WERR_INVALID_PARAM;
 135         }
 136
 137         if (strchr(path, '\\') == NULL) {
 138                 *hivename = talloc_string_sub(ctx, path, "/", "\\");
 139         } else {
 140                 *hivename = talloc_strdup(ctx, path);
 141         }
 142
 143         if (*hivename == NULL) {
 144                 return WERR_NOMEM;
 145         }
 146
 147         /* strip trailing '\\' chars */
 148         p = strrchr(*hivename, '\\');
 149         while ((p != NULL) && (p[1] == '\0')) {
 150                 *p = '\0';
 151                 p = strrchr(*hivename, '\\');
 152         }
 153
 154         p = strchr(*hivename, '\\');
 155
 156         if ((p == NULL) || (*p == '\0')) {
 157                 /* just the hive - no subkey given */
 158                 tmp_subkeyname = "";
 159         } else {
 160                 *p = '\0';
 161                 tmp_subkeyname = p+1;
 162         }
 163         *subkeyname = talloc_strdup(ctx, tmp_subkeyname);
 164         if (*subkeyname == NULL) {
 165                 return WERR_NOMEM;
 166         }
 167
 168         return WERR_OK;
 169 }