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/*
Unix SMB/CIFS implementation.
async implementation of WINBINDD_GETGRGID
Copyright (C) Volker Lendecke 2009
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"
#include "winbindd.h"
struct winbindd_getgrgid_state {
struct tevent_context *ev;
struct dom_sid sid;
const char *domname;
const char *name;
gid_t gid;
struct talloc_dict *members;
};
static void winbindd_getgrgid_gid2sid_done(struct tevent_req *subreq);
static void winbindd_getgrgid_done(struct tevent_req *subreq);
struct tevent_req *winbindd_getgrgid_send(TALLOC_CTX *mem_ctx,
struct tevent_context *ev,
struct winbindd_cli_state *cli,
struct winbindd_request *request)
{
struct tevent_req *req, *subreq;
struct winbindd_getgrgid_state *state;
req = tevent_req_create(mem_ctx, &state,
struct winbindd_getgrgid_state);
if (req == NULL) {
return NULL;
}
state->ev = ev;
DEBUG(3, ("getgrgid %d\n", (int)request->data.gid));
subreq = wb_gid2sid_send(state, ev, request->data.gid);
if (tevent_req_nomem(subreq, req)) {
return tevent_req_post(req, ev);
}
tevent_req_set_callback(subreq, winbindd_getgrgid_gid2sid_done,
req);
return req;
}
static void winbindd_getgrgid_gid2sid_done(struct tevent_req *subreq)
{
struct tevent_req *req = tevent_req_callback_data(
subreq, struct tevent_req);
struct winbindd_getgrgid_state *state = tevent_req_data(
req, struct winbindd_getgrgid_state);
NTSTATUS status;
status = wb_gid2sid_recv(subreq, &state->sid);
TALLOC_FREE(subreq);
if (!NT_STATUS_IS_OK(status)) {
tevent_req_nterror(req, status);
return;
}
subreq = wb_getgrsid_send(state, state->ev, &state->sid,
lp_winbind_expand_groups());
if (tevent_req_nomem(subreq, req)) {
return;
}
tevent_req_set_callback(subreq, winbindd_getgrgid_done, req);
}
static void winbindd_getgrgid_done(struct tevent_req *subreq)
{
struct tevent_req *req = tevent_req_callback_data(
subreq, struct tevent_req);
struct winbindd_getgrgid_state *state = tevent_req_data(
req, struct winbindd_getgrgid_state);
NTSTATUS status;
status = wb_getgrsid_recv(subreq, state, &state->domname, &state->name,
&state->gid, &state->members);
TALLOC_FREE(subreq);
if (!NT_STATUS_IS_OK(status)) {
tevent_req_nterror(req, status);
return;
}
tevent_req_done(req);
}
NTSTATUS winbindd_getgrgid_recv(struct tevent_req *req,
struct winbindd_response *response)
{
struct winbindd_getgrgid_state *state = tevent_req_data(
req, struct winbindd_getgrgid_state);
NTSTATUS status;
int num_members;
char *buf;
if (tevent_req_is_nterror(req, &status)) {
DEBUG(5, ("Could not convert sid %s: %s\n",
sid_string_dbg(&state->sid), nt_errstr(status)));
return status;
}
if (!fill_grent(talloc_tos(), &response->data.gr, state->domname,
state->name, state->gid)) {
DEBUG(5, ("fill_grent failed\n"));
return NT_STATUS_NO_MEMORY;
}
status = winbindd_print_groupmembers(state->members, response,
&num_members, &buf);
response->data.gr.num_gr_mem = (uint32)num_members;
/* Group membership lives at start of extra data */
response->data.gr.gr_mem_ofs = 0;
response->extra_data.data = buf;
response->length += talloc_get_size(response->extra_data.data);
return NT_STATUS_OK;
}
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