r4132: - Bunch of rather large fixes in the registry

- Added some README files

Not everything works yet, e.g. the EnumValue test appears to be broken.
(This used to be commit c169e86c1f52763b83e77e509f89cb91f9b69071)

1 files changed, 193 insertions, 0 deletions

diff --git a/source4/lib/registry/reg_backend_gconf.c b/source4/lib/registry/reg_backend_gconf.c
new file mode 100644
index 0000000000..2fed2417b7
--- /dev/null
+++ b/source4/lib/registry/reg_backend_gconf.c
@@ -0,0 +1,193 @@
+/* 
+   Unix SMB/CIFS implementation.
+   Registry interface
+   Copyright (C) Jelmer Vernooij					  2004.
+   
+   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 2 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, write to the Free Software
+   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#include "includes.h"
+#include "registry.h"
+#include <gconf/gconf-client.h>
+
+static WERROR gerror_to_werror(GError *error)
+{
+	if(error == NULL) return WERR_OK;
+	/* FIXME */
+	return WERR_FOOBAR;
+}
+
+static WERROR reg_open_gconf_hive(struct registry_hive *h, struct registry_key **k)
+{
+	g_type_init();
+	h->backend_data = (void *)gconf_client_get_default();
+	if(!h->backend_data) return WERR_FOOBAR;
+	
+	*k = talloc_p(h, struct registry_key);
+	(*k)->name = talloc_strdup(*k, "");
+	(*k)->path = talloc_strdup(*k, "");
+	(*k)->backend_data = talloc_strdup(*k, "/");
+	return WERR_OK;
+}
+
+static WERROR gconf_open_key (TALLOC_CTX *mem_ctx, struct registry_hive *h, const char *name, struct registry_key **key) 
+{
+	struct registry_key *ret;
+	char *fullpath;
+	
+	fullpath = talloc_asprintf(mem_ctx, "/%s", reg_path_win2unix(talloc_strdup(mem_ctx, name)));
+
+	/* Check if key exists */
+	if(!gconf_client_dir_exists((GConfClient *)h->backend_data, fullpath, NULL)) {
+		return WERR_DEST_NOT_FOUND;
+	}
+
+	ret = talloc_p(mem_ctx, struct registry_key);
+	ret->backend_data = fullpath;
+
+	*key = ret;
+	return WERR_OK;
+}
+
+static WERROR gconf_get_value_by_id(TALLOC_CTX *mem_ctx, struct registry_key *p, int idx, struct registry_value **val)
+{
+	GSList *entries;
+	GSList *cur;
+	GConfEntry *entry;
+	GConfValue *value;
+	struct registry_value *newval;
+	char *fullpath = p->backend_data;
+	int i;
+	cur = entries = gconf_client_all_entries((GConfClient*)p->hive->backend_data, fullpath, NULL);
+
+	for(i = 0; i < idx && cur; i++) cur = cur->next;
+
+	if(!cur) return WERR_NO_MORE_ITEMS;
+
+	entry = cur->data;
+	value = gconf_entry_get_value(entry);
+		
+	newval = talloc_p(mem_ctx, struct registry_value);
+	newval->name = talloc_strdup(mem_ctx, strrchr(gconf_entry_get_key(entry), '/')+1);
+	if(value) {
+		switch(value->type) {
+		case GCONF_VALUE_INVALID: 
+			newval->data_type = REG_NONE;
+			break;
+
+		case GCONF_VALUE_STRING:
+			newval->data_type = REG_SZ;
+			newval->data_blk = talloc_strdup(mem_ctx, gconf_value_get_string(value));
+			newval->data_len = strlen(newval->data_blk);
+			break;
+
+		case GCONF_VALUE_INT:
+			newval->data_type = REG_DWORD;
+			newval->data_blk = talloc_p(mem_ctx, long);
+			*((long *)newval->data_blk) = gconf_value_get_int(value);
+			newval->data_len = sizeof(long);
+			break;
+
+		case GCONF_VALUE_FLOAT:
+			newval->data_blk = talloc_p(mem_ctx, double);
+			newval->data_type = REG_BINARY;
+			*((double *)newval->data_blk) = gconf_value_get_float(value);
+			newval->data_len = sizeof(double);
+			break;
+
+		case GCONF_VALUE_BOOL:
+			newval->data_blk = talloc_p(mem_ctx, BOOL);
+			newval->data_type = REG_BINARY;
+			*((BOOL *)newval->data_blk) = gconf_value_get_bool(value);
+			newval->data_len = sizeof(BOOL);
+			break;
+
+		default:
+			newval->data_type = REG_NONE;
+			DEBUG(0, ("Not implemented..\n"));
+			break;
+		}
+	} else newval->data_type = REG_NONE; 
+
+	g_slist_free(entries);
+	*val = newval;
+	return WERR_OK;
+}
+
+static WERROR gconf_get_subkey_by_id(TALLOC_CTX *mem_ctx, struct registry_key *p, int idx, struct registry_key **sub) 
+{
+	GSList *dirs;
+	GSList *cur;
+	int i;
+	char *fullpath = p->backend_data;
+	cur = dirs = gconf_client_all_dirs((GConfClient*)p->hive->backend_data, fullpath,NULL);
+
+	for(i = 0; i < idx && cur; i++) cur = cur->next;
+	
+	if(!cur) return WERR_NO_MORE_ITEMS;
+	
+	*sub = talloc_p(mem_ctx, struct registry_key);	
+	(*sub)->name = talloc_strdup(mem_ctx, strrchr((char *)cur->data, '/')+1);
+	(*sub)->backend_data = talloc_strdup(mem_ctx, cur->data);
+
+	g_slist_free(dirs);
+	return WERR_OK;
+}
+
+static WERROR gconf_set_value(struct registry_key *key, const char *valname, int type, void *data, int len)
+{
+	GError *error = NULL;
+	char *valpath;
+	asprintf(&valpath, "%s/%s", key->path, valname);
+	
+	switch(type) {
+	case REG_SZ:
+	case REG_EXPAND_SZ:
+		gconf_client_set_string((GConfClient *)key->hive->backend_data, valpath, data, &error);
+		SAFE_FREE(valpath);
+		return gerror_to_werror(error);
+
+	case REG_DWORD:
+		gconf_client_set_int((GConfClient *)key->hive->backend_data, valpath, 
+ *((int *)data), &error);
+		SAFE_FREE(valpath);
+		return gerror_to_werror(error);
+	default:
+		DEBUG(0, ("Unsupported type: %d\n", type));
+		SAFE_FREE(valpath);
+		return WERR_NOT_SUPPORTED;
+	}
+
+	return WERR_NOT_SUPPORTED;
+}
+
+static struct hive_operations reg_backend_gconf = {
+	.name = "gconf",
+	.open_hive = reg_open_gconf_hive,
+	.open_key = gconf_open_key,
+	.get_subkey_by_index = gconf_get_subkey_by_id,
+	.get_value_by_index = gconf_get_value_by_id,
+	.set_value = gconf_set_value,
+	
+	/* Note: 
+	 * since GConf uses schemas for what keys and values are allowed, there 
+	 * is no way of 'emulating' add_key and del_key here.
+	 */
+};
+
+NTSTATUS registry_gconf_init(void)
+{
+	return registry_register(&reg_backend_gconf);
+}