xref: /titanic_51/usr/src/lib/smbsrv/libmlsvc/common/libmlsvc.h (revision 53a7b6b6763f5865522a76e5e887390a8f4777d7)
1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License (the "License").
6  * You may not use this file except in compliance with the License.
7  *
8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9  * or http://www.opensolaris.org/os/licensing.
10  * See the License for the specific language governing permissions
11  * and limitations under the License.
12  *
13  * When distributing Covered Code, include this CDDL HEADER in each
14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15  * If applicable, add the following below this CDDL HEADER, with the
16  * fields enclosed by brackets "[]" replaced with your own identifying
17  * information: Portions Copyright [yyyy] [name of copyright owner]
18  *
19  * CDDL HEADER END
20  */
21 /*
22  * Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
23  * Use is subject to license terms.
24  */
25 
26 #ifndef	_LIBMLSVC_H
27 #define	_LIBMLSVC_H
28 
29 #include <uuid/uuid.h>
30 #include <sys/param.h>
31 #include <sys/types.h>
32 #include <sys/uio.h>
33 #include <sys/ksynch.h>
34 #include <stdio.h>
35 #include <string.h>
36 #include <smbsrv/wintypes.h>
37 #include <smbsrv/hash_table.h>
38 #include <smbsrv/smb_token.h>
39 #include <smbsrv/smb_privilege.h>
40 #include <smbsrv/smb_share.h>
41 #include <smbsrv/smb_xdr.h>
42 #include <smbsrv/libsmb.h>
43 #include <smbsrv/libsmbrdr.h>
44 #include <smbsrv/libmlrpc.h>
45 #include <smbsrv/ndl/lsarpc.ndl>
46 
47 #ifdef	__cplusplus
48 extern "C" {
49 #endif
50 
51 typedef struct lsa_nt_domaininfo {
52 	smb_sid_t	*n_sid;
53 	char		n_domain[NETBIOS_NAME_SZ];
54 } lsa_nt_domaininfo_t;
55 
56 typedef struct lsa_trusted_domainlist {
57 	uint32_t		t_num;
58 	lsa_nt_domaininfo_t	*t_domains;
59 } lsa_trusted_domainlist_t;
60 
61 typedef struct lsa_dns_domaininfo {
62 	smb_sid_t	*d_sid;
63 	char		d_nbdomain[NETBIOS_NAME_SZ];
64 	char		d_fqdomain[MAXHOSTNAMELEN];
65 	char		d_forest[MAXHOSTNAMELEN];
66 	mslsa_guid_t	d_guid;
67 } lsa_dns_domaininfo_t;
68 
69 typedef enum lsa_info_type {
70 	LSA_INFO_NONE,
71 	LSA_INFO_PRIMARY_DOMAIN,
72 	LSA_INFO_ACCOUNT_DOMAIN,
73 	LSA_INFO_DNS_DOMAIN,
74 	LSA_INFO_TRUSTED_DOMAINS
75 } lsa_info_type_t;
76 
77 typedef struct lsa_info {
78 	lsa_info_type_t		i_type;
79 	union {
80 		lsa_nt_domaininfo_t		di_primary;
81 		lsa_nt_domaininfo_t		di_account;
82 		lsa_dns_domaininfo_t		di_dns;
83 		lsa_trusted_domainlist_t	di_trust;
84 	} i_domain;
85 } lsa_info_t;
86 
87 extern DWORD lsa_query_primary_domain_info(char *, char *, lsa_info_t *);
88 extern DWORD lsa_query_account_domain_info(char *, char *, lsa_info_t *);
89 extern DWORD lsa_query_dns_domain_info(char *, char *, lsa_info_t *);
90 extern DWORD lsa_enum_trusted_domains(char *, char *, lsa_info_t *);
91 extern void lsa_free_info(lsa_info_t *);
92 
93 extern uint32_t mlsvc_lookup_name(char *, smb_sid_t **, uint16_t *);
94 extern uint32_t mlsvc_lookup_sid(smb_sid_t *, char **);
95 
96 /*
97  * SMB domain API to discover a domain controller and obtain domain
98  * information.
99  */
100 
101 typedef struct smb_domain {
102 	char	d_dc[MAXHOSTNAMELEN];
103 	char	d_nbdomain[NETBIOS_NAME_SZ];
104 	char	d_fqdomain[MAXHOSTNAMELEN];
105 	char	d_forest[MAXHOSTNAMELEN];
106 	char	d_guid[UUID_PRINTABLE_STRING_LENGTH];
107 } smb_domain_t;
108 extern boolean_t smb_locate_dc(char *, char *, smb_domain_t *);
109 extern boolean_t smb_domain_getinfo(smb_domain_t *);
110 
111 
112 extern int mlsvc_get_door_fd(void);
113 extern uint64_t mlsvc_get_num_users(void);
114 extern int mlsvc_get_user_list(int, smb_dr_ulist_t *);
115 extern void dssetup_clear_domain_info(void);
116 extern int mlsvc_init(void);
117 extern void mlsvc_set_door_fd(int);
118 extern int mlsvc_set_share(int, char *, char *);
119 extern DWORD mlsvc_netlogon(char *, char *);
120 extern DWORD mlsvc_join(smb_domain_t *, char *, char *);
121 
122 
123 /*
124  * The maximum number of domains (NT limit).
125  */
126 #define	MLSVC_DOMAIN_MAX		32
127 
128 /*
129  * Status code returned from enumeration RPCs to indicate
130  * that the server has no more data. Normally returned at
131  * severity level ERROR_SEVERITY_WARNING.
132  */
133 #define	MLSVC_NO_MORE_DATA		0x1A
134 
135 #define	MLSVC_ANON_USER			"IPC$"
136 
137 char *mlsvc_ipc_name(int ipc_type, char *username);
138 
139 /*
140  * Passthrough negotiation and authentication interface.
141  *
142  * NT supports two forms of password: a Lanman (case-insensitive)
143  * password and an NT (case-sensitive) password. If either of the
144  * passwords is not available its pointer and length should be set
145  * to zero. The session key and vc number are required to validate
146  * the encrypted passwords.
147  */
148 
149 void mlsvc_nt_password_hash(char *result, char *password);
150 int mlsvc_encrypt_nt_password(char *password, char *key, int keylen, char *out,
151     int outmax);
152 
153 #define	SMB_AUTOHOME_FILE	"smbautohome"
154 #define	SMB_AUTOHOME_PATH	"/etc"
155 
156 typedef struct smb_autohome {
157 	struct smb_autohome *ah_next;
158 	uint32_t ah_hits;
159 	time_t ah_timestamp;
160 	char *ah_name;		/* User account name */
161 	char *ah_path;		/* Home directory path */
162 	char *ah_container;	/* ADS container distinguished name */
163 } smb_autohome_t;
164 
165 extern void smb_autohome_add(const char *);
166 extern void smb_autohome_remove(const char *);
167 
168 smb_userinfo_t *mlsvc_alloc_user_info(void);
169 void mlsvc_free_user_info(smb_userinfo_t *user_info);
170 void mlsvc_release_user_info(smb_userinfo_t *user_info);
171 void mlsvc_setadmin_user_info(smb_userinfo_t *user_info);
172 char *mlsvc_sid_name_use(unsigned int snu_id);
173 extern int mlsvc_is_local_domain(const char *);
174 
175 /*
176  * A local unique id (LUID) is an opaque id used by servers to identify
177  * local resources, such as privileges.  A client will use lookup
178  * functions to translate the LUID to a more general, machine independent
179  * form; such as a string.
180  */
181 typedef struct ms_luid {
182 	uint32_t low_part;
183 	uint32_t high_part;
184 } ms_luid_t;
185 
186 /*
187  * A client_t is created while binding a client connection to hold the
188  * context for calls made using that connection.
189  *
190  * Handles are RPC call specific and we use an inheritance mechanism to
191  * ensure that each handle has a pointer to the client_t.  When the top
192  * level (bind) handle is released, we close the connection.
193  */
194 typedef struct mlsvc_handle {
195 	ndr_hdid_t			handle;
196 	ndr_client_t			*clnt;
197 	int				remote_os;
198 } mlsvc_handle_t;
199 
200 int ndr_rpc_bind(mlsvc_handle_t *, char *, char *, char *, const char *);
201 void ndr_rpc_unbind(mlsvc_handle_t *);
202 int ndr_rpc_call(mlsvc_handle_t *, int, void *);
203 int ndr_rpc_server_os(mlsvc_handle_t *);
204 void *ndr_rpc_malloc(mlsvc_handle_t *, size_t);
205 ndr_heap_t *ndr_rpc_get_heap(mlsvc_handle_t *);
206 void ndr_rpc_release(mlsvc_handle_t *);
207 boolean_t ndr_is_null_handle(mlsvc_handle_t *);
208 boolean_t ndr_is_bind_handle(mlsvc_handle_t *);
209 void ndr_inherit_handle(mlsvc_handle_t *, mlsvc_handle_t *);
210 void ndr_rpc_status(mlsvc_handle_t *, int, uint32_t);
211 
212 #ifdef	__cplusplus
213 }
214 #endif
215 
216 #endif	/* _LIBMLSVC_H */
217