Don't leave release trees hanging around
[jelmer/samba4-debian.git] / source / libnet / prereq_domain.c
1 /* 
2    Unix SMB/CIFS implementation.
3    
4    Copyright (C) Rafal Szczesniak  2006
5    
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.
10    
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.
15    
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/>.
18 */
19
20
21 #include "includes.h"
22 #include "libnet/libnet.h"
23 #include "libcli/composite/composite.h"
24 #include "auth/credentials/credentials.h"
25 #include "librpc/ndr/libndr.h"
26 #include "librpc/gen_ndr/samr.h"
27 #include "librpc/gen_ndr/ndr_samr.h"
28 #include "librpc/gen_ndr/lsa.h"
29 #include "librpc/gen_ndr/ndr_lsa.h"
30
31
32 bool samr_domain_opened(struct libnet_context *ctx, const char *domain_name,
33                         struct composite_context **parent_ctx,
34                         struct libnet_DomainOpen *domain_open,
35                         void (*continue_fn)(struct composite_context*),
36                         void (*monitor)(struct monitor_msg*))
37 {
38         struct composite_context *domopen_req;
39
40         if (parent_ctx == NULL || *parent_ctx == NULL) return false;
41
42         if (domain_name == NULL) {
43                 /*
44                  * Try to guess the domain name from credentials,
45                  * if it's not been explicitly specified.
46                  */
47
48                 if (policy_handle_empty(&ctx->samr.handle)) {
49                         domain_open->in.type        = DOMAIN_SAMR;
50                         domain_open->in.domain_name = cli_credentials_get_domain(ctx->cred);
51                         domain_open->in.access_mask = SEC_FLAG_MAXIMUM_ALLOWED;
52
53                 } else {
54                         composite_error(*parent_ctx, NT_STATUS_INVALID_PARAMETER);
55                         return true;
56                 }
57
58         } else {
59                 /*
60                  * The domain name has been specified, so check whether the same
61                  * domain is already opened. If it is - just return NULL. Start
62                  * opening a new domain otherwise.
63                  */
64
65                 if (policy_handle_empty(&ctx->samr.handle) ||
66                     !strequal(domain_name, ctx->samr.name)) {
67                         domain_open->in.type        = DOMAIN_SAMR;
68                         domain_open->in.domain_name = domain_name;
69                         domain_open->in.access_mask = SEC_FLAG_MAXIMUM_ALLOWED;
70
71                 } else {
72                         /* domain has already been opened and it's the same domain
73                            as requested */
74                         return true;
75                 }
76         }
77
78         /* send request to open the domain */
79         domopen_req = libnet_DomainOpen_send(ctx, domain_open, monitor);
80         if (composite_nomem(domopen_req, *parent_ctx)) return false;
81         
82         composite_continue(*parent_ctx, domopen_req, continue_fn, *parent_ctx);
83         return false;
84 }
85
86
87 bool lsa_domain_opened(struct libnet_context *ctx, const char *domain_name,
88                        struct composite_context **parent_ctx,
89                        struct libnet_DomainOpen *domain_open,
90                        void (*continue_fn)(struct composite_context*),
91                        void (*monitor)(struct monitor_msg*))
92 {
93         struct composite_context *domopen_req;
94         
95         if (parent_ctx == NULL || *parent_ctx == NULL) return false;
96
97         if (domain_name == NULL) {
98                 /*
99                  * Try to guess the domain name from credentials,
100                  * if it's not been explicitly specified.
101                  */
102
103                 if (policy_handle_empty(&ctx->lsa.handle)) {
104                         domain_open->in.type        = DOMAIN_LSA;
105                         domain_open->in.domain_name = cli_credentials_get_domain(ctx->cred);
106                         domain_open->in.access_mask = SEC_FLAG_MAXIMUM_ALLOWED;
107
108                 } else {
109                         composite_error(*parent_ctx, NT_STATUS_INVALID_PARAMETER);
110                         /* this ensures the calling function exits and composite function error
111                            gets noticed quickly */
112                         return true;
113                 }
114
115         } else {
116                 /*
117                  * The domain name has been specified, so check whether the same
118                  * domain is already opened. If it is - just return NULL. Start
119                  * opening a new domain otherwise.
120                  */
121
122                 if (policy_handle_empty(&ctx->lsa.handle) ||
123                     !strequal(domain_name, ctx->lsa.name)) {
124                         domain_open->in.type        = DOMAIN_LSA;
125                         domain_open->in.domain_name = domain_name;
126                         domain_open->in.access_mask = SEC_FLAG_MAXIMUM_ALLOWED;
127
128                 } else {
129                         /* domain has already been opened and it's the same domain
130                            as requested */
131                         return true;
132                 }
133         }
134
135         /* send request to open the domain */
136         domopen_req = libnet_DomainOpen_send(ctx, domain_open, monitor);
137         /* see the comment above to find out why true is returned here */
138         if (composite_nomem(domopen_req, *parent_ctx)) return true;
139         
140         composite_continue(*parent_ctx, domopen_req, continue_fn, *parent_ctx);
141         return false;
142 }