s3-net: add command registry export

Signed-off-by: Michael Adam <obnox@samba.org>

diff --git a/docs-xml/manpages-3/net.8.xml b/docs-xml/manpages-3/net.8.xml
index 04a90072b902183f6e9d6a50b77d9f462cef5cad..529a7f70193fb9415a80212139a4955a2e951e9d 100644 (file)
--- a/docs-xml/manpages-3/net.8.xml
+++ b/docs-xml/manpages-3/net.8.xml
@@ -1640,6 +1640,8 @@ Manipulate Samba's registry.
 string.</member>
 <member>net registry import      - Import a registration entries (.reg) file.
 </member>
+<member>net registry export      - Export a registration entries (.reg) file.
+</member>
 </simplelist>
 </para>
 
@@ -1748,6 +1750,16 @@ string.</member>
   </para>
 </refsect3>
 
+<refsect3>
+  <title>REGISTRY EXPORT <replaceable>key</replaceable><!--
+  --><replaceable>file</replaceable><!--
+  --><replaceable>[opt]</replaceable></title>
+
+  <para>Export a <emphasis>key</emphasis> to a registration entries (.reg)
+  <emphasis>file</emphasis>.
+  </para>
+</refsect3>
+
 </refsect2>
 
 <refsect2>

diff --git a/source3/utils/net_registry.c b/source3/utils/net_registry.c
index e9c2ff68792ff04befb6c04015b951f18bc292c5..3c2e20e6ba60ec635ed9a6ec47e67512ccdf21d3 100644 (file)
--- a/source3/utils/net_registry.c
+++ b/source3/utils/net_registry.c
@@ -29,6 +29,7 @@
 #include "include/g_lock.h"
 #include "registry/reg_backend_db.h"
 #include "registry/reg_import.h"
+#include "registry/reg_format.h"
 #include <assert.h>
 
 /*
@@ -934,6 +935,110 @@ static int net_registry_import(struct net_context *c, int argc,
 }
 /**@}*/
 
+/******************************************************************************/
+
+/**
+ * @defgroup net_registry_export Export
+ * @ingroup net_registry
+ * @{
+ */
+
+static int registry_export(TALLOC_CTX *ctx, /*const*/ struct registry_key* key,
+                          struct reg_format* f)
+{
+       int ret=-1;
+       WERROR werr;
+       uint32_t count;
+
+       struct registry_value *valvalue = NULL;
+       char *valname = NULL;
+
+       struct registry_key* subkey = NULL;
+       char *subkey_name = NULL;
+       NTTIME modtime = 0;
+
+       reg_format_registry_key(f, key, false);
+
+       /* print values */
+       for (count = 0;
+            werr = reg_enumvalue(ctx, key, count, &valname, &valvalue),
+                    W_ERROR_IS_OK(werr);
+            count++)
+       {
+               reg_format_registry_value(f, valname, valvalue);
+       }
+       if (!W_ERROR_EQUAL(WERR_NO_MORE_ITEMS, werr)) {
+               d_fprintf(stderr, _("reg_enumvalue failed: %s\n"),
+                         win_errstr(werr));
+               goto done;
+       }
+
+       /* recurse on subkeys */
+       for (count = 0;
+            werr = reg_enumkey(ctx, key, count, &subkey_name, &modtime),
+                    W_ERROR_IS_OK(werr);
+            count++)
+       {
+               werr = reg_openkey(ctx, key, subkey_name, REG_KEY_READ,
+                                  &subkey);
+               if (!W_ERROR_IS_OK(werr)) {
+                       d_fprintf(stderr, _("reg_openkey failed: %s\n"),
+                                 win_errstr(werr));
+                       goto done;
+               }
+
+               registry_export(ctx, subkey, f);
+       }
+       if (!W_ERROR_EQUAL(WERR_NO_MORE_ITEMS, werr)) {
+               d_fprintf(stderr, _("reg_enumkey failed: %s\n"),
+                         win_errstr(werr));
+               goto done;
+       }
+       ret = 0;
+done:
+       return ret;
+}
+
+static int net_registry_export(struct net_context *c, int argc,
+                              const char **argv)
+{
+       int ret=-1;
+       WERROR werr;
+       struct registry_key *key = NULL;
+       TALLOC_CTX *ctx = talloc_stackframe();
+       struct reg_format* f=NULL;
+
+       if (argc < 2 || argc > 3 || c->display_usage) {
+               d_printf("%s\n%s",
+                        _("Usage:"),
+                        _("net registry export <path> <file> [opt]\n"));
+               d_printf("%s\n%s",
+                        _("Example:"),
+                        _("net registry export 'HKLM\\Software\\Samba' "
+                          "samba.reg regedit5\n"));
+               goto done;
+       }
+
+       werr = open_key(ctx, argv[0], REG_KEY_READ, &key);
+       if (!W_ERROR_IS_OK(werr)) {
+               d_fprintf(stderr, _("open_key failed: %s\n"), win_errstr(werr));
+               goto done;
+       }
+
+       f = reg_format_file(ctx, argv[1], (argc > 2) ? argv[2] : NULL);
+       if (f == NULL) {
+               d_fprintf(stderr, _("open file failed: %s\n"), strerror(errno));
+               goto done;
+       }
+
+       ret = registry_export(ctx, key, f);
+
+done:
+       TALLOC_FREE(ctx);
+       return ret;
+}
+/**@}*/
+
 
 /******************************************************************************/
 int net_registry(struct net_context *c, int argc, const char **argv)
@@ -1037,6 +1142,14 @@ int net_registry(struct net_context *c, int argc, const char **argv)
                        N_("net registry import\n"
                           "    Import .reg file")
                },
+               {
+                       "export",
+                       net_registry_export,
+                       NET_TRANSPORT_LOCAL,
+                       N_("Export .reg file"),
+                       N_("net registry export\n"
+                          "    Export .reg file")
+               },
        { NULL, NULL, 0, NULL, NULL }
        };