2 Unix SMB/CIFS implementation.
4 Connect to the SAMR pipe, and return connection and domain handles.
6 Copyright (C) Volker Lendecke 2005
7 Copyright (C) Andrew Bartlett <abartlet@samba.org> 2007
9 This program is free software; you can redistribute it and/or modify
10 it under the terms of the GNU General Public License as published by
11 the Free Software Foundation; either version 3 of the License, or
12 (at your option) any later version.
14 This program is distributed in the hope that it will be useful,
15 but WITHOUT ANY WARRANTY; without even the implied warranty of
16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 GNU General Public License for more details.
19 You should have received a copy of the GNU General Public License
20 along with this program. If not, see <http://www.gnu.org/licenses/>.
24 #include "libcli/composite/composite.h"
26 #include "libcli/raw/libcliraw.h"
27 #include "libcli/security/security.h"
28 #include "librpc/gen_ndr/ndr_samr_c.h"
29 #include "winbind/wb_server.h"
32 /* Helper to initialize SAMR with a specific auth methods. Verify by opening
35 struct connect_samr_state {
36 struct composite_context *ctx;
39 struct dcerpc_pipe *samr_pipe;
40 struct policy_handle *connect_handle;
41 struct policy_handle *domain_handle;
43 struct samr_Connect2 c;
44 struct samr_OpenDomain o;
47 static void connect_samr_recv_pipe(struct composite_context *ctx);
48 static void connect_samr_recv_conn(struct rpc_request *req);
49 static void connect_samr_recv_open(struct rpc_request *req);
51 struct composite_context *wb_connect_samr_send(TALLOC_CTX *mem_ctx,
52 struct wbsrv_domain *domain)
54 struct composite_context *result, *ctx;
55 struct connect_samr_state *state;
57 result = composite_create(mem_ctx, domain->netlogon_pipe->conn->event_ctx);
58 if (result == NULL) goto failed;
60 state = talloc(result, struct connect_samr_state);
61 if (state == NULL) goto failed;
63 result->private_data = state;
65 state->sid = dom_sid_dup(state, domain->info->sid);
66 if (state->sid == NULL) goto failed;
68 /* this will make the secondary connection on the same IPC$ share,
69 secured with SPNEGO, NTLMSSP or SCHANNEL */
70 ctx = dcerpc_secondary_connection_send(domain->netlogon_pipe,
71 domain->samr_binding);
72 composite_continue(state->ctx, ctx, connect_samr_recv_pipe, state);
80 static void connect_samr_recv_pipe(struct composite_context *ctx)
82 struct rpc_request *req;
83 struct connect_samr_state *state =
84 talloc_get_type(ctx->async.private_data,
85 struct connect_samr_state);
87 state->ctx->status = dcerpc_secondary_connection_recv(ctx,
89 if (!composite_is_ok(state->ctx)) return;
91 state->connect_handle = talloc(state, struct policy_handle);
92 if (composite_nomem(state->connect_handle, state->ctx)) return;
94 state->c.in.system_name =
95 talloc_asprintf(state, "\\\\%s",
96 dcerpc_server_name(state->samr_pipe));
97 state->c.in.access_mask = SEC_FLAG_MAXIMUM_ALLOWED;
98 state->c.out.connect_handle = state->connect_handle;
100 req = dcerpc_samr_Connect2_send(state->samr_pipe, state, &state->c);
101 composite_continue_rpc(state->ctx, req, connect_samr_recv_conn, state);
105 static void connect_samr_recv_conn(struct rpc_request *req)
107 struct connect_samr_state *state =
108 talloc_get_type(req->async.private_data,
109 struct connect_samr_state);
111 state->ctx->status = dcerpc_ndr_request_recv(req);
112 if (!composite_is_ok(state->ctx)) return;
113 state->ctx->status = state->c.out.result;
114 if (!composite_is_ok(state->ctx)) return;
116 state->domain_handle = talloc(state, struct policy_handle);
117 if (composite_nomem(state->domain_handle, state->ctx)) return;
119 state->o.in.connect_handle = state->connect_handle;
120 state->o.in.access_mask = SEC_FLAG_MAXIMUM_ALLOWED;
121 state->o.in.sid = state->sid;
122 state->o.out.domain_handle = state->domain_handle;
124 req = dcerpc_samr_OpenDomain_send(state->samr_pipe, state, &state->o);
125 composite_continue_rpc(state->ctx, req,
126 connect_samr_recv_open, state);
129 static void connect_samr_recv_open(struct rpc_request *req)
131 struct connect_samr_state *state =
132 talloc_get_type(req->async.private_data,
133 struct connect_samr_state);
135 state->ctx->status = dcerpc_ndr_request_recv(req);
136 if (!composite_is_ok(state->ctx)) return;
137 state->ctx->status = state->o.out.result;
138 if (!composite_is_ok(state->ctx)) return;
140 composite_done(state->ctx);
143 NTSTATUS wb_connect_samr_recv(struct composite_context *c,
145 struct dcerpc_pipe **samr_pipe,
146 struct policy_handle **connect_handle,
147 struct policy_handle **domain_handle)
149 NTSTATUS status = composite_wait(c);
150 if (NT_STATUS_IS_OK(status)) {
151 struct connect_samr_state *state =
152 talloc_get_type(c->private_data,
153 struct connect_samr_state);
154 *samr_pipe = talloc_steal(mem_ctx, state->samr_pipe);
155 *connect_handle = talloc_steal(mem_ctx, state->connect_handle);
156 *domain_handle = talloc_steal(mem_ctx, state->domain_handle);