s3-libsmb: finally remove cli_read_old()
[Samba/gebeck_regimport.git] / source3 / winbindd / winbindd_wins_byip.c
blob4ae1b82ac2324f66220db6ca6326e9375c1a13b9
1 /*
2 Unix SMB/CIFS implementation.
3 async implementation of WINBINDD_WINS_BYIP
4 Copyright (C) Volker Lendecke 2011
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.
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.
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/>.
20 #include "includes.h"
21 #include "winbindd.h"
22 #include "librpc/gen_ndr/ndr_wbint_c.h"
23 #include "libsmb/nmblib.h"
25 struct winbindd_wins_byip_state {
26 struct nmb_name star;
27 struct sockaddr_storage addr;
28 fstring response;
31 static void winbindd_wins_byip_done(struct tevent_req *subreq);
33 struct tevent_req *winbindd_wins_byip_send(TALLOC_CTX *mem_ctx,
34 struct tevent_context *ev,
35 struct winbindd_cli_state *cli,
36 struct winbindd_request *request)
38 struct tevent_req *req, *subreq;
39 struct winbindd_wins_byip_state *state;
41 req = tevent_req_create(mem_ctx, &state,
42 struct winbindd_wins_byip_state);
43 if (req == NULL) {
44 return NULL;
47 /* Ensure null termination */
48 request->data.winsreq[sizeof(request->data.winsreq)-1]='\0';
50 fstr_sprintf(state->response, "%s\t", request->data.winsreq);
52 DEBUG(3, ("[%5lu]: wins_byip %s\n", (unsigned long)cli->pid,
53 request->data.winsreq));
55 make_nmb_name(&state->star, "*", 0);
57 if (!interpret_string_addr(&state->addr, request->data.winsreq,
58 AI_NUMERICHOST)) {
59 tevent_req_nterror(req, NT_STATUS_INVALID_PARAMETER);
60 return tevent_req_post(req, ev);
63 subreq = node_status_query_send(state, ev, &state->star,
64 &state->addr);
65 if (tevent_req_nomem(subreq, req)) {
66 return tevent_req_post(req, ev);
68 tevent_req_set_callback(subreq, winbindd_wins_byip_done, req);
69 return req;
72 static void winbindd_wins_byip_done(struct tevent_req *subreq)
74 struct tevent_req *req = tevent_req_callback_data(
75 subreq, struct tevent_req);
76 struct winbindd_wins_byip_state *state = tevent_req_data(
77 req, struct winbindd_wins_byip_state);
78 struct node_status *names;
79 int i, num_names;
80 NTSTATUS status;
82 status = node_status_query_recv(subreq, talloc_tos(), &names,
83 &num_names, NULL);
84 TALLOC_FREE(subreq);
85 if (tevent_req_nterror(req, status)) {
86 return;
89 for (i=0; i<num_names; i++) {
90 size_t size;
92 * ignore group names
94 if (names[i].flags & 0x80) {
95 continue;
98 * Only report 0x20
100 if (names[i].type != 0x20) {
101 continue;
104 DEBUG(10, ("got name %s\n", names[i].name));
106 size = strlen(names[i].name + strlen(state->response));
107 if (size > sizeof(state->response) - 1) {
108 DEBUG(10, ("To much data\n"));
109 tevent_req_nterror(req, STATUS_BUFFER_OVERFLOW);
110 return;
112 fstrcat(state->response, names[i].name);
113 fstrcat(state->response, " ");
115 state->response[strlen(state->response)-1] = '\n';
117 DEBUG(10, ("response: %s", state->response));
119 TALLOC_FREE(names);
120 tevent_req_done(req);
123 NTSTATUS winbindd_wins_byip_recv(struct tevent_req *req,
124 struct winbindd_response *presp)
126 struct winbindd_wins_byip_state *state = tevent_req_data(
127 req, struct winbindd_wins_byip_state);
128 NTSTATUS status;
130 if (tevent_req_is_nterror(req, &status)) {
131 return status;
133 fstrcpy(presp->data.winsresp, state->response);
134 return NT_STATUS_OK;