make a more recent snapshot of ldb available to interested

people. Note that I decided to make it LGPL.

ldb is not finished yet, but enough of it is there for people to get
an idea of what it does, and quite a few simple tests work
(This used to be commit dc6f41f9e777d37f883303ddef0d96840d80f78e)

1 files changed, 129 insertions, 0 deletions

diff --git a/source4/lib/ldb/common/ldb.c b/source4/lib/ldb/common/ldb.c
new file mode 100644
index 0000000000..90b77e1e7f
--- /dev/null
+++ b/source4/lib/ldb/common/ldb.c
@@ -0,0 +1,129 @@
+/* 
+   ldb database library
+
+   Copyright (C) Andrew Tridgell  2004
+
+     ** NOTE! The following LGPL license applies to the ldb
+     ** library. This does NOT imply that all of Samba is released
+     ** under the LGPL
+   
+   This library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2 of the License, or (at your option) any later version.
+
+   This library 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
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with this library; if not, write to the Free Software
+   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+*/
+
+/*
+ *  Name: ldb
+ *
+ *  Component: ldb core API
+ *
+ *  Description: core API routines interfacing to ldb backends
+ *
+ *  Author: Andrew Tridgell
+ */
+
+#include "includes.h"
+
+/* 
+ connect to a database. The URL can either be one of the following forms
+   ldb://path
+   ldapi://path
+
+   flags is made up of LDB_FLG_*
+
+   the options are passed uninterpreted to the backend, and are
+   backend specific
+*/
+struct ldb_context *ldb_connect(const char *url, unsigned int flags,
+				const char *options[])
+{
+
+	if (strncmp(url, "tdb:", 4) == 0) {
+		return ltdb_connect(url, flags, options);
+	}
+
+	if (strncmp(url, "ldap", 4) == 0) {
+		return lldb_connect(url, flags, options);
+	}
+
+	errno = EINVAL;
+	return NULL;
+}
+
+/*
+  close the connection to the database
+*/
+int ldb_close(struct ldb_context *ldb)
+{
+	return ldb->ops->close(ldb);
+}
+
+
+/*
+  search the database given a LDAP-like search expression
+
+  return the number of records found, or -1 on error
+*/
+int ldb_search(struct ldb_context *ldb, 
+	       const char *base,
+	       enum ldb_scope scope,
+	       const char *expression,
+	       const char *attrs[], struct ldb_message ***res)
+{
+	return ldb->ops->search(ldb, base, scope, expression, attrs, res);
+}
+
+/* 
+   free a set of messages returned by ldb_search
+*/
+int ldb_search_free(struct ldb_context *ldb, struct ldb_message **msgs)
+{
+	return ldb->ops->search_free(ldb, msgs);
+}
+
+
+/*
+  add a record to the database. Will fail if a record with the given class and key
+  already exists
+*/
+int ldb_add(struct ldb_context *ldb, 
+	    const struct ldb_message *message)
+{
+	return ldb->ops->add(ldb, message);
+}
+
+/*
+  modify the specified attributes of a record
+*/
+int ldb_modify(struct ldb_context *ldb, 
+	       const struct ldb_message *message)
+{
+	return ldb->ops->modify(ldb, message);
+}
+
+
+/*
+  delete a record from the database
+*/
+int ldb_delete(struct ldb_context *ldb, const char *dn)
+{
+	return ldb->ops->delete(ldb, dn);
+}
+
+/*
+  return extended error information 
+*/
+const char *ldb_errstring(struct ldb_context *ldb)
+{
+	return ldb->ops->errstring(ldb);
+}