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/*
Unix SMB/CIFS implementation.
async implementation of WINBINDD_SHOW_SEQUENCE
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_show_sequence_state {
bool one_domain;
/* One domain */
uint32_t seqnum;
/* All domains */
int num_domains;
NTSTATUS *statuses;
struct winbindd_domain **domains;
uint32_t *seqnums;
};
static void winbindd_show_sequence_done_one(struct tevent_req *subreq);
static void winbindd_show_sequence_done_all(struct tevent_req *subreq);
struct tevent_req *winbindd_show_sequence_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_show_sequence_state *state;
req = tevent_req_create(mem_ctx, &state,
struct winbindd_show_sequence_state);
if (req == NULL) {
return NULL;
}
state->one_domain = false;
state->domains = NULL;
state->statuses = NULL;
state->seqnums = NULL;
/* Ensure null termination */
request->domain_name[sizeof(request->domain_name)-1]='\0';
DEBUG(3, ("show_sequence %s\n", request->domain_name));
if (request->domain_name[0] != '\0') {
struct winbindd_domain *domain;
state->one_domain = true;
domain = find_domain_from_name_noinit(
request->domain_name);
if (domain == NULL) {
tevent_req_nterror(req, NT_STATUS_NO_SUCH_DOMAIN);
return tevent_req_post(req, ev);
}
subreq = wb_seqnum_send(state, ev, domain);
if (tevent_req_nomem(subreq, req)) {
return tevent_req_post(req, ev);
}
tevent_req_set_callback(
subreq, winbindd_show_sequence_done_one, req);
return req;
}
subreq = wb_seqnums_send(state, ev);
if (tevent_req_nomem(subreq, req)) {
return tevent_req_post(req, ev);
}
tevent_req_set_callback(subreq, winbindd_show_sequence_done_all, req);
return req;
}
static void winbindd_show_sequence_done_one(struct tevent_req *subreq)
{
struct tevent_req *req = tevent_req_callback_data(
subreq, struct tevent_req);
struct winbindd_show_sequence_state *state = tevent_req_data(
req, struct winbindd_show_sequence_state);
NTSTATUS status;
status = wb_seqnum_recv(subreq, &state->seqnum);
TALLOC_FREE(subreq);
if (tevent_req_nterror(req, status)) {
return;
}
tevent_req_done(req);
}
static void winbindd_show_sequence_done_all(struct tevent_req *subreq)
{
struct tevent_req *req = tevent_req_callback_data(
subreq, struct tevent_req);
struct winbindd_show_sequence_state *state = tevent_req_data(
req, struct winbindd_show_sequence_state);
NTSTATUS status;
status = wb_seqnums_recv(subreq, state, &state->num_domains,
&state->domains, &state->statuses,
&state->seqnums);
TALLOC_FREE(subreq);
if (tevent_req_nterror(req, status)) {
return;
}
tevent_req_done(req);
}
NTSTATUS winbindd_show_sequence_recv(struct tevent_req *req,
struct winbindd_response *response)
{
struct winbindd_show_sequence_state *state = tevent_req_data(
req, struct winbindd_show_sequence_state);
NTSTATUS status;
char *extra_data;
int i;
if (tevent_req_is_nterror(req, &status)) {
return status;
}
if (state->one_domain) {
response->data.sequence_number = state->seqnum;
return NT_STATUS_OK;
}
extra_data = talloc_strdup(response, "");
if (extra_data == NULL) {
return NT_STATUS_NO_MEMORY;
}
for (i=0; i<state->num_domains; i++) {
if (!NT_STATUS_IS_OK(state->statuses[i])
|| (state->seqnums[i] == DOM_SEQUENCE_NONE)) {
extra_data = talloc_asprintf_append_buffer(
extra_data, "%s : DISCONNECTED\n",
state->domains[i]->name);
} else {
extra_data = talloc_asprintf_append_buffer(
extra_data, "%s : %d\n",
state->domains[i]->name,
(int)state->seqnums[i]);
}
if (extra_data == NULL) {
return NT_STATUS_NO_MEMORY;
}
}
response->extra_data.data = extra_data;
response->length += talloc_get_size(extra_data);
return NT_STATUS_OK;
}
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