1/*
2   Unix SMB/CIFS implementation.
3   async implementation of WINBINDD_GETPWSID
4   Copyright (C) Volker Lendecke 2009
5
6   This program is free software; you can redistribute it and/or modify
7   it under the terms of the GNU General Public License as published by
8   the Free Software Foundation; either version 3 of the License, or
9   (at your option) any later version.
10
11   This program is distributed in the hope that it will be useful,
12   but WITHOUT ANY WARRANTY; without even the implied warranty of
13   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14   GNU General Public License for more details.
15
16   You should have received a copy of the GNU General Public License
17   along with this program.  If not, see <http://www.gnu.org/licenses/>.
18*/
19
20#include "includes.h"
21#include "winbindd.h"
22
23struct winbindd_getpwsid_state {
24	struct dom_sid sid;
25	struct winbindd_pw pw;
26};
27
28static void winbindd_getpwsid_done(struct tevent_req *subreq);
29
30struct tevent_req *winbindd_getpwsid_send(TALLOC_CTX *mem_ctx,
31					  struct tevent_context *ev,
32					  struct winbindd_cli_state *cli,
33					  struct winbindd_request *request)
34{
35	struct tevent_req *req, *subreq;
36	struct winbindd_getpwsid_state *state;
37
38	req = tevent_req_create(mem_ctx, &state,
39				struct winbindd_getpwsid_state);
40	if (req == NULL) {
41		return NULL;
42	}
43
44	/* Ensure null termination */
45	request->data.sid[sizeof(request->data.sid)-1]='\0';
46
47	DEBUG(3, ("getpwsid %s\n", request->data.sid));
48
49	if (!string_to_sid(&state->sid, request->data.sid)) {
50		DEBUG(1, ("Could not get convert sid %s from string\n",
51			  request->data.sid));
52		tevent_req_nterror(req, NT_STATUS_INVALID_PARAMETER);
53		return tevent_req_post(req, ev);
54	}
55
56	subreq = wb_getpwsid_send(state, ev, &state->sid, &state->pw);
57	if (tevent_req_nomem(subreq, req)) {
58		return tevent_req_post(req, ev);
59	}
60	tevent_req_set_callback(subreq, winbindd_getpwsid_done, req);
61	return req;
62}
63
64static void winbindd_getpwsid_done(struct tevent_req *subreq)
65{
66	struct tevent_req *req = tevent_req_callback_data(
67		subreq, struct tevent_req);
68	NTSTATUS status;
69
70	status = wb_getpwsid_recv(subreq);
71	TALLOC_FREE(subreq);
72	if (!NT_STATUS_IS_OK(status)) {
73		tevent_req_nterror(req, status);
74		return;
75	}
76	tevent_req_done(req);
77}
78
79NTSTATUS winbindd_getpwsid_recv(struct tevent_req *req,
80				struct winbindd_response *response)
81{
82	struct winbindd_getpwsid_state *state = tevent_req_data(
83		req, struct winbindd_getpwsid_state);
84	NTSTATUS status;
85
86	if (tevent_req_is_nterror(req, &status)) {
87		DEBUG(5, ("Could not convert sid %s: %s\n",
88			  sid_string_dbg(&state->sid), nt_errstr(status)));
89		return status;
90	}
91	response->data.pw = state->pw;
92	return NT_STATUS_OK;
93}
94