summaryrefslogtreecommitdiff
path: root/source4/libcli/wbclient/wbclient.c
blob: 1b2d314824bd7463d5ad4f69a928b57054d950fc (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
/*
   Unix SMB/CIFS implementation.

   Winbind client library.

   Copyright (C) 2008 Kai Blin  <kai@samba.org>

   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 "libcli/wbclient/wbclient.h"

/**
 * Get the server_id of the winbind task.
 *
 * \param[in] msg_ctx message context to use
 * \param[in] mem_ctx talloc context to use
 * \param[out] ids array of server_id structs containing the winbind id
 * \return NT_STATUS_OK on success, NT_STATUS_INTERNAL_ERROR on failure
 */
static NTSTATUS get_server_id(struct messaging_context *msg_ctx,
			      TALLOC_CTX *mem_ctx, struct server_id **ids)
{
	*ids = irpc_servers_byname(msg_ctx, mem_ctx, "winbind_server");
	if (*ids == NULL || (*ids)[0].id == 0) {
		DEBUG(0, ("Geting the winbind server ID failed.\n"));
		return NT_STATUS_INTERNAL_ERROR;
	}
	return NT_STATUS_OK;
}

/**
 * Initialize the wbclient context, talloc_free() when done.
 *
 * \param mem_ctx talloc context to allocate memory from
 * \param msg_ctx message context to use
 * \param
 */
struct wbc_context *wbc_init(TALLOC_CTX *mem_ctx,
			     struct messaging_context *msg_ctx,
			     struct event_context *event_ctx)
{
	struct wbc_context *ctx;
	NTSTATUS status;

	ctx = talloc(mem_ctx, struct wbc_context);
	if (ctx == NULL) return NULL;

	status = get_server_id(msg_ctx, mem_ctx, &ctx->ids);
	if (!NT_STATUS_IS_OK(status)) {
		talloc_free(ctx);
		return NULL;
	}

	ctx->msg_ctx = msg_ctx;
	ctx->event_ctx = event_ctx;

	return ctx;
}

struct wbc_idmap_state {
	struct composite_context *ctx;
	struct winbind_get_idmap *req;
	struct irpc_request *irpc_req;
	struct id_mapping *ids;
};

static void sids_to_xids_recv_ids(struct irpc_request *req);

struct composite_context *wbc_sids_to_xids_send(struct wbc_context *wbc_ctx,
						TALLOC_CTX *mem_ctx,
						uint32_t count,
						struct id_mapping *ids)
{
	struct composite_context *ctx;
	struct wbc_idmap_state *state;

	DEBUG(5, ("wbc_sids_to_xids called\n"));

	ctx = composite_create(mem_ctx, wbc_ctx->event_ctx);
	if (ctx == NULL) return NULL;

	state = talloc(ctx, struct wbc_idmap_state);
	if (composite_nomem(state, ctx)) return ctx;
	ctx->private_data = state;

	state->req = talloc(state, struct winbind_get_idmap);
	if (composite_nomem(state->req, ctx)) return ctx;

	state->req->in.count = count;
	state->req->in.level = WINBIND_IDMAP_LEVEL_SIDS_TO_XIDS;
	state->req->in.ids = ids;
	state->ctx = ctx;

	state->irpc_req = IRPC_CALL_SEND(wbc_ctx->msg_ctx, wbc_ctx->ids[0],
					 winbind, WINBIND_GET_IDMAP, state->req,
					 state);
	if (composite_nomem(state->irpc_req, ctx)) return ctx;

	composite_continue_irpc(ctx, state->irpc_req, sids_to_xids_recv_ids,
				state);
	return ctx;
}

static void sids_to_xids_recv_ids(struct irpc_request *req)
{
	struct wbc_idmap_state *state = talloc_get_type_abort(
							req->async.private,
							struct wbc_idmap_state);

	state->ctx->status = irpc_call_recv(state->irpc_req);
	if (!composite_is_ok(state->ctx)) return;

	state->ids = state->req->out.ids;
	composite_done(state->ctx);
}

NTSTATUS wbc_sids_to_xids_recv(struct composite_context *ctx,
			       struct id_mapping **ids)
{
	NTSTATUS status = composite_wait(ctx);
		DEBUG(5, ("wbc_sids_to_xids_recv called\n"));
	if (NT_STATUS_IS_OK(status)) {
		struct wbc_idmap_state *state =	talloc_get_type_abort(
							ctx->private_data,
							struct wbc_idmap_state);
		*ids = state->ids;
	}

	return status;
}

static void xids_to_sids_recv_ids(struct irpc_request *req);

struct composite_context *wbc_xids_to_sids_send(struct wbc_context *wbc_ctx,
						TALLOC_CTX *mem_ctx,
						uint32_t count,
						struct id_mapping *ids)
{
	struct composite_context *ctx;
	struct wbc_idmap_state *state;

	DEBUG(5, ("wbc_xids_to_sids called\n"));

	ctx = composite_create(mem_ctx, wbc_ctx->event_ctx);
	if (ctx == NULL) return NULL;

	state = talloc(ctx, struct wbc_idmap_state);
	if (composite_nomem(state, ctx)) return ctx;
	ctx->private_data = state;

	state->req = talloc(state, struct winbind_get_idmap);
	if (composite_nomem(state->req, ctx)) return ctx;

	state->req->in.count = count;
	state->req->in.level = WINBIND_IDMAP_LEVEL_XIDS_TO_SIDS;
	state->req->in.ids = ids;
	state->ctx = ctx;

	state->irpc_req = IRPC_CALL_SEND(wbc_ctx->msg_ctx, wbc_ctx->ids[0],
					 winbind, WINBIND_GET_IDMAP, state->req,
					 state);
	if (composite_nomem(state->irpc_req, ctx)) return ctx;

	composite_continue_irpc(ctx, state->irpc_req, xids_to_sids_recv_ids,
			state);

	return ctx;
}

static void xids_to_sids_recv_ids(struct irpc_request *req)
{
	struct wbc_idmap_state *state = talloc_get_type_abort(
							req->async.private,
							struct wbc_idmap_state);

	state->ctx->status = irpc_call_recv(state->irpc_req);
	if (!composite_is_ok(state->ctx)) return;

	state->ids = state->req->out.ids;
	composite_done(state->ctx);
}

NTSTATUS wbc_xids_to_sids_recv(struct composite_context *ctx,
			       struct id_mapping **ids)
{
	NTSTATUS status = composite_wait(ctx);
		DEBUG(5, ("wbc_xids_to_sids_recv called\n"));
	if (NT_STATUS_IS_OK(status)) {
		struct wbc_idmap_state *state =	talloc_get_type_abort(
							ctx->private_data,
							struct wbc_idmap_state);
		*ids = state->ids;
	}

	return status;
}