source: trunk/server/source3/utils/net_registry_util.c

/*
 * Samba Unix/Linux SMB client library
 * Distributed SMB/CIFS Server Management Utility
 * registry utility functions
 *
 * Copyright (C) Michael Adam 2008
 *
 * 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 3 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, see <http://www.gnu.org/licenses/>.
 */

#include "includes.h"
#include "registry.h"
#include "utils/net_registry_util.h"
#include "utils/net.h"
#include "../libcli/registry/util_reg.h"

void print_registry_key(const char *keyname, NTTIME *modtime)
{
        d_printf(_("Keyname   = %s\n"), keyname);
        d_printf(_("Modtime   = %s\n"),
                 modtime
                 ? http_timestring(talloc_tos(), nt_time_to_unix(*modtime))
                 : _("None"));
        d_printf("\n");
}

void print_registry_value(const struct registry_value *valvalue, bool raw)
{
        if (!raw) {
                d_printf(_("Type       = %s\n"),
                         str_regtype(valvalue->type));
        }
        switch(valvalue->type) {
        case REG_DWORD: {
                uint32_t v = 0;
                if (valvalue->data.length >= 4) {
                        v = IVAL(valvalue->data.data, 0);
                }
                if (!raw) {
                        d_printf(_("Value      = "));
                }
                d_printf("%d\n", v);
                break;
        }
        case REG_SZ:
        case REG_EXPAND_SZ: {
                const char *s;

                if (!pull_reg_sz(talloc_tos(), &valvalue->data, &s)) {
                        break;
                }
                if (!raw) {
                        d_printf(_("Value      = \""));
                }
                d_printf("%s", s);
                if (!raw) {
                        d_printf("\"");
                }
                d_printf("\n");
                break;
        }
        case REG_MULTI_SZ: {
                uint32 j;
                const char **a;

                if (!pull_reg_multi_sz(talloc_tos(), &valvalue->data, &a)) {
                        break;
                }
                for (j = 0; a[j] != NULL; j++) {
                        if (!raw) {
                                d_printf(_("Value[%3.3d] = \""), j);
                        }
                        d_printf("%s", a[j]);
                        if (!raw) {
                                d_printf("\"");
                        }
                        d_printf("\n");
                }
                break;
        }
        case REG_BINARY:
                if (!raw) {
                        d_printf(_("Value      = "));
                }
                d_printf(_("%d bytes\n"), (int)valvalue->data.length);
                break;
        default:
                if (!raw) {
                        d_printf(_("Value      = "));
                }
                d_printf(_("<unprintable>\n"));
                break;
        }
}

void print_registry_value_with_name(const char *valname,
                                    const struct registry_value *valvalue)
{
        d_printf(_("Valuename  = %s\n"), valname);
        print_registry_value(valvalue, false);
        d_printf("\n");
}

/**
 * Split path into hive name and subkeyname
 * normalizations performed:
 *  - if the path contains no '\\' characters,
 *    assume that the legacy format of using '/'
 *    as a separator is used and  convert '/' to '\\'
 *  - strip trailing '\\' chars
 */
WERROR split_hive_key(TALLOC_CTX *ctx, const char *path, char **hivename,
                      char **subkeyname)
{
        char *p;
        const char *tmp_subkeyname;

        if ((path == NULL) || (hivename == NULL) || (subkeyname == NULL)) {
                return WERR_INVALID_PARAM;
        }

        if (strlen(path) == 0) {
                return WERR_INVALID_PARAM;
        }

        if (strchr(path, '\\') == NULL) {
                *hivename = talloc_string_sub(ctx, path, "/", "\\");
        } else {
                *hivename = talloc_strdup(ctx, path);
        }

        if (*hivename == NULL) {
                return WERR_NOMEM;
        }

        /* strip trailing '\\' chars */
        p = strrchr(*hivename, '\\');
        while ((p != NULL) && (p[1] == '\0')) {
                *p = '\0';
                p = strrchr(*hivename, '\\');
        }

        p = strchr(*hivename, '\\');

        if ((p == NULL) || (*p == '\0')) {
                /* just the hive - no subkey given */
                tmp_subkeyname = "";
        } else {
                *p = '\0';
                tmp_subkeyname = p+1;
        }
        *subkeyname = talloc_strdup(ctx, tmp_subkeyname);
        if (*subkeyname == NULL) {
                return WERR_NOMEM;
        }

        return WERR_OK;
}