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authorC. Davis <cd.rattan@gmail.com>2012-07-06 02:57:55 -0700
committerMichael Adam <obnox@samba.org>2013-04-29 13:05:42 +0200
commit44f7d1b67337684f2d65b32042900c200c5ae209 (patch)
treeaa7d88eb9edd3a512b4893c27abbbdfbfa3e0a4e
parent1ac6bb1491e034f00be517d65a695b182f6a3f2a (diff)
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Support s3 local access with the s4 libregistry framework
Reviewed-by: Andreas Schneider <asn@samba.org> Reviewed-by: Michael Adam <obnox@samba.org>
-rw-r--r--source3/utils/regedit.h2
-rw-r--r--source3/utils/regedit_samba3.c244
2 files changed, 246 insertions, 0 deletions
diff --git a/source3/utils/regedit.h b/source3/utils/regedit.h
index 8ae8aed07b..e103f371a0 100644
--- a/source3/utils/regedit.h
+++ b/source3/utils/regedit.h
@@ -54,4 +54,6 @@ WERROR reg_setvalue_wrap(struct samba3_registry_key *key, const char *name,
uint32_t type, const DATA_BLOB data);
WERROR reg_init_wrap(void);
+WERROR reg_open_samba3(TALLOC_CTX *mem_ctx, struct registry_context **ctx);
+
#endif
diff --git a/source3/utils/regedit_samba3.c b/source3/utils/regedit_samba3.c
new file mode 100644
index 0000000000..39b06bca1c
--- /dev/null
+++ b/source3/utils/regedit_samba3.c
@@ -0,0 +1,244 @@
+/*
+ * Samba Unix/Linux SMB client library
+ * Registry Editor
+ * Copyright (C) Christopher Davis 2012
+ *
+ * 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/>.
+ */
+
+/* s3 registry backend, adapted from rpc backend */
+
+#include "includes.h"
+#include "lib/registry/registry.h"
+#include "regedit.h"
+
+struct samba3_key {
+ struct registry_key key;
+ struct samba3_registry_key s3key;
+};
+
+struct samba3_registry_context {
+ struct registry_context context;
+};
+
+static struct registry_operations reg_backend_s3;
+
+static struct {
+ uint32_t hkey;
+ const char *name;
+} known_hives[] = {
+ { HKEY_LOCAL_MACHINE, "HKLM" },
+ { HKEY_CURRENT_USER, "HKCU" },
+ { HKEY_CLASSES_ROOT, "HKCR" },
+ { HKEY_PERFORMANCE_DATA, "HKPD" },
+ { HKEY_USERS, "HKU" },
+ { HKEY_DYN_DATA, "HKDD" },
+ { HKEY_CURRENT_CONFIG, "HKCC" },
+ { 0, NULL }
+};
+
+static WERROR samba3_get_predefined_key(struct registry_context *ctx,
+ uint32_t hkey_type,
+ struct registry_key **k)
+{
+ int n;
+ const char *name;
+ struct samba3_key *mykeydata;
+
+ *k = NULL;
+ name = NULL;
+
+ for(n = 0; known_hives[n].hkey; n++) {
+ if(known_hives[n].hkey == hkey_type) {
+ name = known_hives[n].name;
+ break;
+ }
+ }
+
+ if (name == NULL) {
+ DEBUG(1, ("No such hive %d\n", hkey_type));
+ return WERR_NO_MORE_ITEMS;
+ }
+
+ mykeydata = talloc_zero(ctx, struct samba3_key);
+ W_ERROR_HAVE_NO_MEMORY(mykeydata);
+ mykeydata->key.context = ctx;
+ *k = (struct registry_key *)mykeydata;
+
+ return reg_openhive_wrap(ctx, name, &mykeydata->s3key);
+}
+
+static WERROR samba3_open_key(TALLOC_CTX *mem_ctx, struct registry_key *h,
+ const char *name, struct registry_key **key)
+{
+ struct samba3_key *parentkeydata, *mykeydata;
+
+ parentkeydata = talloc_get_type(h, struct samba3_key);
+
+ mykeydata = talloc_zero(mem_ctx, struct samba3_key);
+ W_ERROR_HAVE_NO_MEMORY(mykeydata);
+ mykeydata->key.context = h->context;
+ *key = (struct registry_key *)mykeydata;
+
+ return reg_openkey_wrap(mem_ctx, &parentkeydata->s3key,
+ name, &mykeydata->s3key);
+}
+
+static WERROR samba3_get_value_by_index(TALLOC_CTX *mem_ctx,
+ const struct registry_key *parent,
+ uint32_t n,
+ const char **value_name,
+ uint32_t *type,
+ DATA_BLOB *data)
+{
+ struct samba3_key *mykeydata;
+
+ mykeydata = talloc_get_type(parent, struct samba3_key);
+
+ return reg_enumvalue_wrap(mem_ctx, &mykeydata->s3key, n,
+ value_name, type, data);
+}
+
+static WERROR samba3_get_value_by_name(TALLOC_CTX *mem_ctx,
+ const struct registry_key *parent,
+ const char *value_name,
+ uint32_t *type,
+ DATA_BLOB *data)
+{
+ struct samba3_key *mykeydata;
+
+ mykeydata = talloc_get_type(parent, struct samba3_key);
+
+ return reg_queryvalue_wrap(mem_ctx, &mykeydata->s3key,
+ value_name, type, data);
+}
+
+static WERROR samba3_get_subkey_by_index(TALLOC_CTX *mem_ctx,
+ const struct registry_key *parent,
+ uint32_t n,
+ const char **name,
+ const char **keyclass,
+ NTTIME *last_changed_time)
+{
+ struct samba3_key *mykeydata;
+
+ mykeydata = talloc_get_type(parent, struct samba3_key);
+
+ *keyclass = NULL;
+
+ return reg_enumkey_wrap(mem_ctx, &mykeydata->s3key, n,
+ name, last_changed_time);
+}
+
+static WERROR samba3_add_key(TALLOC_CTX *mem_ctx,
+ struct registry_key *parent, const char *path,
+ const char *key_class,
+ struct security_descriptor *sec,
+ struct registry_key **key)
+{
+ struct samba3_key *parentkd;
+ struct samba3_key *newkd;
+
+ parentkd = talloc_get_type(parent, struct samba3_key);
+ newkd = talloc_zero(mem_ctx, struct samba3_key);
+
+ W_ERROR_HAVE_NO_MEMORY(newkd);
+ newkd->key.context = parent->context;
+ *key = (struct registry_key *)newkd;
+
+ return reg_createkey_wrap(mem_ctx, &parentkd->s3key, path,
+ &newkd->s3key);
+}
+
+static WERROR samba3_del_key(TALLOC_CTX *mem_ctx, struct registry_key *parent,
+ const char *name)
+{
+ struct samba3_key *mykeydata;
+
+ mykeydata = talloc_get_type(parent, struct samba3_key);
+
+ return reg_deletekey_wrap(&mykeydata->s3key, name);
+}
+
+static WERROR samba3_del_value(TALLOC_CTX *mem_ctx, struct registry_key *key,
+ const char *name)
+{
+ struct samba3_key *mykeydata = talloc_get_type(key, struct samba3_key);
+
+ return reg_deletevalue_wrap(&mykeydata->s3key, name);
+}
+
+static WERROR samba3_set_value(struct registry_key *key, const char *name,
+ uint32_t type, const DATA_BLOB data)
+{
+ struct samba3_key *mykeydata = talloc_get_type(key, struct samba3_key);
+
+ return reg_setvalue_wrap(&mykeydata->s3key, name, type, data);
+}
+
+static WERROR samba3_get_info(TALLOC_CTX *mem_ctx,
+ const struct registry_key *key,
+ const char **classname,
+ uint32_t *num_subkeys,
+ uint32_t *num_values,
+ NTTIME *last_changed_time,
+ uint32_t *max_subkeylen,
+ uint32_t *max_valnamelen,
+ uint32_t *max_valbufsize)
+{
+ struct samba3_key *mykeydata = talloc_get_type(key, struct samba3_key);
+ uint32_t max_subkeysize, secdescsize;
+
+ return reg_queryinfokey_wrap(&mykeydata->s3key, num_subkeys,
+ max_subkeylen, &max_subkeysize,
+ num_values, max_valnamelen,
+ max_valbufsize, &secdescsize,
+ last_changed_time);
+}
+
+static struct registry_operations reg_backend_s3 = {
+ .name = "samba3",
+ .open_key = samba3_open_key,
+ .get_predefined_key = samba3_get_predefined_key,
+ .enum_key = samba3_get_subkey_by_index,
+ .enum_value = samba3_get_value_by_index,
+ .get_value = samba3_get_value_by_name,
+ .set_value = samba3_set_value,
+ .delete_value = samba3_del_value,
+ .create_key = samba3_add_key,
+ .delete_key = samba3_del_key,
+ .get_key_info = samba3_get_info,
+};
+
+WERROR reg_open_samba3(TALLOC_CTX *mem_ctx, struct registry_context **ctx)
+{
+ WERROR rv;
+ struct samba3_registry_context *rctx;
+
+ /* initialize s3 registry */
+ rv = reg_init_wrap();
+ if (!W_ERROR_IS_OK(rv)) {
+ return rv;
+ }
+
+ rctx = talloc_zero(mem_ctx, struct samba3_registry_context);
+ if (rctx == NULL) {
+ return WERR_NOMEM;
+ }
+
+ *ctx = (struct registry_context *)rctx;
+ (*ctx)->ops = &reg_backend_s3;
+
+ return WERR_OK;
+}