1 files changed, 139 insertions, 0 deletions
diff --git a/source/winbindd/idmap_passdb.c b/source/winbindd/idmap_passdb.c
new file mode 100644
index 00000000000..17afd71ab87
--- /dev/null
+++ b/source/winbindd/idmap_passdb.c
@@ -0,0 +1,139 @@
+/* 
+   Unix SMB/CIFS implementation.
+
+   idmap PASSDB backend
+
+   Copyright (C) Simo Sorce 2006
+   
+   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 "includes.h"
+
+#undef DBGC_CLASS
+#define DBGC_CLASS DBGC_IDMAP
+
+/*****************************
+ Initialise idmap database. 
+*****************************/
+
+static NTSTATUS idmap_pdb_init(struct idmap_domain *dom)
+{	
+	dom->initialized = True;
+	return NT_STATUS_OK;
+}
+
+/**********************************
+ lookup a set of unix ids. 
+**********************************/
+
+static NTSTATUS idmap_pdb_unixids_to_sids(struct idmap_domain *dom, struct id_map **ids)
+{
+	int i;
+
+	if (! dom->initialized) {
+		return NT_STATUS_UNSUCCESSFUL;
+	}
+
+	for (i = 0; ids[i]; i++) {
+
+		/* unmapped by default */
+		ids[i]->status = ID_UNMAPPED;
+
+		switch (ids[i]->xid.type) {
+		case ID_TYPE_UID:
+			if (pdb_uid_to_sid((uid_t)ids[i]->xid.id, ids[i]->sid)) {
+				ids[i]->status = ID_MAPPED;
+			}
+			break;
+		case ID_TYPE_GID:
+			if (pdb_gid_to_sid((gid_t)ids[i]->xid.id, ids[i]->sid)) {
+				ids[i]->status = ID_MAPPED;
+			}
+			break;
+		default: /* ?? */
+			ids[i]->status = ID_UNKNOWN;
+		}
+	}
+
+	return NT_STATUS_OK;
+}
+
+/**********************************
+ lookup a set of sids. 
+**********************************/
+
+static NTSTATUS idmap_pdb_sids_to_unixids(struct idmap_domain *dom, struct id_map **ids)
+{
+	int i;
+
+	if (! dom->initialized) {
+		return NT_STATUS_UNSUCCESSFUL;
+	}
+
+	for (i = 0; ids[i]; i++) {
+		enum lsa_SidType type;
+		union unid_t id;
+		
+		if (pdb_sid_to_id(ids[i]->sid, &id, &type)) {
+			switch (type) {
+			case SID_NAME_USER:
+				ids[i]->xid.id = id.uid;
+				ids[i]->xid.type = ID_TYPE_UID;
+				ids[i]->status = ID_MAPPED;
+				break;
+
+			case SID_NAME_DOM_GRP:
+			case SID_NAME_ALIAS:
+			case SID_NAME_WKN_GRP:
+				ids[i]->xid.id = id.gid;
+				ids[i]->xid.type = ID_TYPE_GID;
+				ids[i]->status = ID_MAPPED;
+				break;
+
+			default: /* ?? */
+				/* make sure it is marked as unmapped */
+				ids[i]->status = ID_UNKNOWN;
+				break;
+			}
+		} else {
+			/* Query Failed */
+			ids[i]->status = ID_UNMAPPED;
+		}
+	}
+
+	return NT_STATUS_OK;
+}
+
+/**********************************
+ Close the idmap tdb instance
+**********************************/
+
+static NTSTATUS idmap_pdb_close(struct idmap_domain *dom)
+{
+	return NT_STATUS_OK;
+}
+
+static struct idmap_methods passdb_methods = {
+
+	.init = idmap_pdb_init,
+	.unixids_to_sids = idmap_pdb_unixids_to_sids,
+	.sids_to_unixids = idmap_pdb_sids_to_unixids,
+	.close_fn =idmap_pdb_close
+};
+
+NTSTATUS idmap_passdb_init(void)
+{
+	return smb_register_idmap(SMB_IDMAP_INTERFACE_VERSION, "passdb", &passdb_methods);
+}