summaryrefslogtreecommitdiffstats
path: root/source4/libnet/prereq_domain.c
blob: e10e550585c36e34a83a2152a53931d786bb3c8f (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
/* 
   Unix SMB/CIFS implementation.
   
   Copyright (C) Rafal Szczesniak  2006
   
   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 "libnet/libnet.h"
#include "libcli/composite/composite.h"
#include "auth/credentials/credentials.h"
#include "librpc/ndr/libndr.h"
#include "librpc/gen_ndr/samr.h"
#include "librpc/gen_ndr/ndr_samr.h"
#include "librpc/gen_ndr/lsa.h"
#include "librpc/gen_ndr/ndr_lsa.h"


bool samr_domain_opened(struct libnet_context *ctx, const char *domain_name,
			struct composite_context **parent_ctx,
			struct libnet_DomainOpen *domain_open,
			void (*continue_fn)(struct composite_context*),
			void (*monitor)(struct monitor_msg*))
{
	struct composite_context *domopen_req;

	if (parent_ctx == NULL || *parent_ctx == NULL) return false;

	if (domain_name == NULL) {
		/*
		 * Try to guess the domain name from credentials,
		 * if it's not been explicitly specified.
		 */

		if (policy_handle_empty(&ctx->samr.handle)) {
			domain_open->in.type        = DOMAIN_SAMR;
			domain_open->in.domain_name = cli_credentials_get_domain(ctx->cred);
			domain_open->in.access_mask = SEC_FLAG_MAXIMUM_ALLOWED;

		} else {
			composite_error(*parent_ctx, NT_STATUS_INVALID_PARAMETER);
			return true;
		}

	} else {
		/*
		 * The domain name has been specified, so check whether the same
		 * domain is already opened. If it is - just return NULL. Start
		 * opening a new domain otherwise.
		 */

		if (policy_handle_empty(&ctx->samr.handle) ||
		    !strequal(domain_name, ctx->samr.name)) {
			domain_open->in.type        = DOMAIN_SAMR;
			domain_open->in.domain_name = domain_name;
			domain_open->in.access_mask = SEC_FLAG_MAXIMUM_ALLOWED;

		} else {
			/* domain has already been opened and it's the same domain
			   as requested */
			return true;
		}
	}

	/* send request to open the domain */
	domopen_req = libnet_DomainOpen_send(ctx, domain_open, monitor);
	if (composite_nomem(domopen_req, *parent_ctx)) return false;
	
	composite_continue(*parent_ctx, domopen_req, continue_fn, *parent_ctx);
	return false;
}


bool lsa_domain_opened(struct libnet_context *ctx, const char *domain_name,
		       struct composite_context **parent_ctx,
		       struct libnet_DomainOpen *domain_open,
		       void (*continue_fn)(struct composite_context*),
		       void (*monitor)(struct monitor_msg*))
{
	struct composite_context *domopen_req;
	
	if (parent_ctx == NULL || *parent_ctx == NULL) return false;

	if (domain_name == NULL) {
		/*
		 * Try to guess the domain name from credentials,
		 * if it's not been explicitly specified.
		 */

		if (policy_handle_empty(&ctx->lsa.handle)) {
			domain_open->in.type        = DOMAIN_LSA;
			domain_open->in.domain_name = cli_credentials_get_domain(ctx->cred);
			domain_open->in.access_mask = SEC_FLAG_MAXIMUM_ALLOWED;

		} else {
			composite_error(*parent_ctx, NT_STATUS_INVALID_PARAMETER);
			/* this ensures the calling function exits and composite function error
			   gets noticed quickly */
			return true;
		}

	} else {
		/*
		 * The domain name has been specified, so check whether the same
		 * domain is already opened. If it is - just return NULL. Start
		 * opening a new domain otherwise.
		 */

		if (policy_handle_empty(&ctx->lsa.handle) ||
		    !strequal(domain_name, ctx->lsa.name)) {
			domain_open->in.type        = DOMAIN_LSA;
			domain_open->in.domain_name = domain_name;
			domain_open->in.access_mask = SEC_FLAG_MAXIMUM_ALLOWED;

		} else {
			/* domain has already been opened and it's the same domain
			   as requested */
			return true;
		}
	}

	/* send request to open the domain */
	domopen_req = libnet_DomainOpen_send(ctx, domain_open, monitor);
	/* see the comment above to find out why true is returned here */
	if (composite_nomem(domopen_req, *parent_ctx)) return true;
	
	composite_continue(*parent_ctx, domopen_req, continue_fn, *parent_ctx);
	return false;
}