s4-idmap: Add mapping using uidNumber and gidNumber like idmap_ad
[samba.git] / source4 / winbind / wb_cmd_lookupname.c
1 /* 
2    Unix SMB/CIFS implementation.
3
4    Command backend for wbinfo -n
5
6    Copyright (C) Volker Lendecke 2005
7    
8    This program is free software; you can redistribute it and/or modify
9    it under the terms of the GNU General Public License as published by
10    the Free Software Foundation; either version 3 of the License, or
11    (at your option) any later version.
12    
13    This program is distributed in the hope that it will be useful,
14    but WITHOUT ANY WARRANTY; without even the implied warranty of
15    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16    GNU General Public License for more details.
17    
18    You should have received a copy of the GNU General Public License
19    along with this program.  If not, see <http://www.gnu.org/licenses/>.
20 */
21
22 #include "includes.h"
23 #include "libcli/composite/composite.h"
24 #include "winbind/wb_server.h"
25 #include "winbind/wb_helper.h"
26 #include "smbd/service_task.h"
27
28 struct cmd_lookupname_state {
29         struct composite_context *ctx;
30         const char *name;
31         struct wb_sid_object *result;
32 };
33
34 static void lookupname_recv_domain(struct composite_context *ctx);
35 static void lookupname_recv_sids(struct composite_context *ctx);
36
37 struct composite_context *wb_cmd_lookupname_send(TALLOC_CTX *mem_ctx,
38                                                  struct wbsrv_service *service,
39                                                  const char *dom_name,
40                                                  const char *name)
41 {
42         struct composite_context *result, *ctx;
43         struct cmd_lookupname_state *state;
44
45         result = composite_create(mem_ctx, service->task->event_ctx);
46         if (result == NULL) goto failed;
47
48         state = talloc(result, struct cmd_lookupname_state);
49         if (state == NULL) goto failed;
50         state->ctx = result;
51         result->private_data = state;
52
53         state->name = talloc_asprintf(state, "%s\\%s", dom_name, name);
54         if (state->name == NULL) goto failed;
55
56         ctx = wb_sid2domain_send(state, service, service->primary_sid);
57         if (ctx == NULL) goto failed;
58
59         ctx->async.fn = lookupname_recv_domain;
60         ctx->async.private_data = state;
61         return result;
62
63  failed:
64         talloc_free(result);
65         return NULL;
66 }
67
68 static void lookupname_recv_domain(struct composite_context *ctx)
69 {
70         struct cmd_lookupname_state *state =
71                 talloc_get_type(ctx->async.private_data,
72                                 struct cmd_lookupname_state);
73         struct wbsrv_domain *domain;
74
75         state->ctx->status = wb_sid2domain_recv(ctx, &domain);
76         if (!composite_is_ok(state->ctx)) return;
77
78         ctx = wb_lsa_lookupnames_send(state, domain->libnet_ctx->lsa.pipe,
79                                       &domain->libnet_ctx->lsa.handle, 1, &state->name);
80         composite_continue(state->ctx, ctx, lookupname_recv_sids, state);
81 }
82
83 static void lookupname_recv_sids(struct composite_context *ctx)
84 {
85         struct cmd_lookupname_state *state =
86                 talloc_get_type(ctx->async.private_data,
87                                 struct cmd_lookupname_state);
88         struct wb_sid_object **sids;
89
90         state->ctx->status = wb_lsa_lookupnames_recv(ctx, state, &sids);
91         if (!composite_is_ok(state->ctx)) return;
92
93         state->result = sids[0];
94         composite_done(state->ctx);
95 }
96
97 NTSTATUS wb_cmd_lookupname_recv(struct composite_context *c,
98                                 TALLOC_CTX *mem_ctx,
99                                 struct wb_sid_object **sid)
100 {
101         struct cmd_lookupname_state *state =
102                 talloc_get_type(c->private_data, struct cmd_lookupname_state);
103         NTSTATUS status = composite_wait(c);
104         if (NT_STATUS_IS_OK(status)) {
105                 *sid = talloc_steal(mem_ctx, state->result);
106         }
107         talloc_free(state);
108         return status;
109 }
110
111 NTSTATUS wb_cmd_lookupname(TALLOC_CTX *mem_ctx,
112                            struct wbsrv_service *service,
113                            const char *dom_name,
114                            const char *name,
115                            struct wb_sid_object **sid)
116 {
117         struct composite_context *c =
118                 wb_cmd_lookupname_send(mem_ctx, service, dom_name, name);
119         return wb_cmd_lookupname_recv(c, mem_ctx, sid);
120 }