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28aa4bff8d
metze
(This used to be commit 3ac7566ae1
)
172 lines
4.3 KiB
C
172 lines
4.3 KiB
C
/*
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Unix SMB/CIFS implementation.
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ID Mapping
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Copyright (C) Simo Sorce 2003
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Copyright (C) Jeremy Allison 2006
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.*/
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#include "includes.h"
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#undef DBGC_CLASS
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#define DBGC_CLASS DBGC_IDMAP
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/*****************************************************************
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Returns the SID mapped to the given UID.
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If mapping is not possible returns an error.
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*****************************************************************/
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NTSTATUS idmap_uid_to_sid(DOM_SID *sid, uid_t uid)
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{
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NTSTATUS ret;
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struct id_map map;
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struct id_map *maps[2];
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DEBUG(10,("uid = [%lu]\n", (unsigned long)uid));
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map.sid = sid;
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map.xid.type = ID_TYPE_UID;
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map.xid.id = uid;
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maps[0] = ↦
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maps[1] = NULL;
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ret = idmap_unixids_to_sids(maps);
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if ( ! NT_STATUS_IS_OK(ret)) {
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DEBUG(10, ("error mapping uid [%lu]\n", (unsigned long)uid));
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return ret;
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}
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if (map.status != ID_MAPPED) {
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DEBUG(10, ("uid [%lu] not mapped\n", (unsigned long)uid));
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return NT_STATUS_NONE_MAPPED;
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}
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return NT_STATUS_OK;
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}
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/*****************************************************************
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Returns SID mapped to the given GID.
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If mapping is not possible returns an error.
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*****************************************************************/
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NTSTATUS idmap_gid_to_sid(DOM_SID *sid, gid_t gid)
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{
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NTSTATUS ret;
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struct id_map map;
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struct id_map *maps[2];
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DEBUG(10,("gid = [%lu]\n", (unsigned long)gid));
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map.sid = sid;
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map.xid.type = ID_TYPE_GID;
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map.xid.id = gid;
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maps[0] = ↦
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maps[1] = NULL;
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ret = idmap_unixids_to_sids(maps);
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if ( ! NT_STATUS_IS_OK(ret)) {
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DEBUG(10, ("error mapping gid [%lu]\n", (unsigned long)gid));
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return ret;
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}
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if (map.status != ID_MAPPED) {
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DEBUG(10, ("gid [%lu] not mapped\n", (unsigned long)gid));
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return NT_STATUS_NONE_MAPPED;
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}
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return NT_STATUS_OK;
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}
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/*****************************************************************
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Returns the UID mapped to the given SID.
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If mapping is not possible or SID maps to a GID returns an error.
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*****************************************************************/
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NTSTATUS idmap_sid_to_uid(DOM_SID *sid, uid_t *uid)
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{
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NTSTATUS ret;
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struct id_map map;
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struct id_map *maps[2];
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DEBUG(10,("idmap_sid_to_uid: sid = [%s]\n", sid_string_static(sid)));
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map.sid = sid;
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map.xid.type = ID_TYPE_UID;
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maps[0] = ↦
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maps[1] = NULL;
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ret = idmap_sids_to_unixids(maps);
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if ( ! NT_STATUS_IS_OK(ret)) {
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DEBUG(10, ("error mapping sid [%s] to uid\n",
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sid_string_static(sid)));
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return ret;
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}
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if ((map.status != ID_MAPPED) || (map.xid.type != ID_TYPE_UID)) {
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DEBUG(10, ("sid [%s] not mapped to an uid [%u,%u,%u]\n",
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sid_string_static(sid),
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map.status,
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map.xid.type,
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map.xid.id));
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return NT_STATUS_NONE_MAPPED;
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}
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*uid = map.xid.id;
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return NT_STATUS_OK;
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}
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/*****************************************************************
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Returns the GID mapped to the given SID.
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If mapping is not possible or SID maps to a UID returns an error.
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*****************************************************************/
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NTSTATUS idmap_sid_to_gid(DOM_SID *sid, gid_t *gid)
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{
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NTSTATUS ret;
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struct id_map map;
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struct id_map *maps[2];
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DEBUG(10,("idmap_sid_to_gid: sid = [%s]\n", sid_string_static(sid)));
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map.sid = sid;
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map.xid.type = ID_TYPE_GID;
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maps[0] = ↦
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maps[1] = NULL;
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ret = idmap_sids_to_unixids(maps);
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if ( ! NT_STATUS_IS_OK(ret)) {
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DEBUG(10, ("error mapping sid [%s] to gid\n",
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sid_string_static(sid)));
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return ret;
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}
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if ((map.status != ID_MAPPED) || (map.xid.type != ID_TYPE_GID)) {
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DEBUG(10, ("sid [%s] not mapped to a gid [%u,%u,%u]\n",
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sid_string_static(sid),
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map.status,
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map.xid.type,
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map.xid.id));
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return NT_STATUS_NONE_MAPPED;
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}
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*gid = map.xid.id;
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return NT_STATUS_OK;
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}
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