Adding upstream version 2:4.20.0+dfsg.upstream/2%4.20.0+dfsg

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 80 insertions, 0 deletions

diff --git a/lib/ldb/ldb_ldb/ldb_ldb.c b/lib/ldb/ldb_ldb/ldb_ldb.c
new file mode 100644
index 0000000..a5a3612
--- /dev/null
+++ b/lib/ldb/ldb_ldb/ldb_ldb.c
@@ -0,0 +1,80 @@
+/*
+ * ldb connection and module initialisation
+ *
+ *  Copyright (C) Andrew Bartlett <abartlet@samba.org> 2018
+ *
+ * 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 "ldb_private.h"
+#include "../ldb_tdb/ldb_tdb.h"
+#ifdef HAVE_LMDB
+#include "../ldb_mdb/ldb_mdb.h"
+#endif /* HAVE_LMDB */
+
+/*
+  connect to the database
+*/
+static int lldb_connect(struct ldb_context *ldb,
+			const char *url,
+			unsigned int flags,
+			const char *options[],
+			struct ldb_module **module)
+{
+	const char *path;
+	int ret;
+
+	/*
+	 * Check and remove the url prefix
+	 */
+	if (strchr(url, ':')) {
+		if (strncmp(url, "ldb://", 6) != 0) {
+			ldb_debug(ldb, LDB_DEBUG_ERROR,
+				  "Invalid ldb URL '%s'", url);
+			return LDB_ERR_OPERATIONS_ERROR;
+		}
+		path = url+6;
+	} else {
+		path = url;
+	}
+
+	/*
+	 * Don't create the database if it's not there
+	 */
+	flags |= LDB_FLG_DONT_CREATE_DB;
+#ifdef HAVE_LMDB
+	/*
+	 * Try opening the database as an lmdb
+	 */
+	ret = lmdb_connect(ldb, path, flags, options, module);
+	if (ret == LDB_SUCCESS) {
+		return ret;
+	}
+	if (ret != LDB_ERR_UNAVAILABLE) {
+		return ret;
+	}
+
+	/*
+	 * Not mdb so try as tdb
+	 */
+#endif /* HAVE_LMDB */
+	ret = ltdb_connect(ldb, path, flags, options, module);
+	return ret;
+}
+
+int ldb_ldb_init(const char *version)
+{
+	LDB_MODULE_CHECK_VERSION(version);
+	return ldb_register_backend("ldb", lldb_connect, false);
+}