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80 lines
2.1 KiB
C
80 lines
2.1 KiB
C
/*
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* Unix SMB/CIFS implementation.
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*
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* ID mapping: abstract r/w new-mapping mechanism
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*
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* Copyright (C) Michael Adam 2010
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*
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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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*
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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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*
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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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*/
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#include "includes.h"
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#include "winbindd.h"
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#include "idmap.h"
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#include "idmap_rw.h"
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#undef DBGC_CLASS
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#define DBGC_CLASS DBGC_IDMAP
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NTSTATUS idmap_rw_new_mapping(struct idmap_domain *dom,
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struct idmap_rw_ops *ops,
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struct id_map *map)
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{
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NTSTATUS status;
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if (map == NULL) {
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return NT_STATUS_INVALID_PARAMETER;
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}
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if ((map->xid.type != ID_TYPE_UID) && (map->xid.type != ID_TYPE_GID)) {
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return NT_STATUS_INVALID_PARAMETER;
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}
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if (map->sid == NULL) {
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return NT_STATUS_INVALID_PARAMETER;
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}
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status = ops->get_new_id(dom, &map->xid);
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if (!NT_STATUS_IS_OK(status)) {
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DEBUG(3, ("Could not allocate id: %s\n", nt_errstr(status)));
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return status;
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}
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DEBUG(10, ("Setting mapping: %s <-> %s %lu\n",
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sid_string_dbg(map->sid),
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(map->xid.type == ID_TYPE_UID) ? "UID" : "GID",
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(unsigned long)map->xid.id));
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map->status = ID_MAPPED;
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status = ops->set_mapping(dom, map);
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if (NT_STATUS_EQUAL(status, NT_STATUS_OBJECT_NAME_COLLISION)) {
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struct id_map *ids[2];
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DEBUG(5, ("Mapping for %s exists - retrying to map sid\n",
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sid_string_dbg(map->sid)));
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ids[0] = map;
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ids[1] = NULL;
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status = dom->methods->sids_to_unixids(dom, ids);
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}
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if (!NT_STATUS_IS_OK(status)) {
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DEBUG(3, ("Could not store the new mapping: %s\n",
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nt_errstr(status)));
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return status;
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}
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return NT_STATUS_OK;
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}
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