summaryrefslogtreecommitdiffstats
path: root/source3/include/ads.h
blob: 6ef5455766c88f804b8d2b27e80fd243c6d8cb91 (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
#ifndef _INCLUDE_ADS_H_
#define _INCLUDE_ADS_H_
/*
  header for ads (active directory) library routines

  basically this is a wrapper around ldap
*/

struct ads_struct;

struct ads_saslwrap_ops {
	const char *name;
	ADS_STATUS (*wrap)(struct ads_struct *, uint8 *buf, uint32 len);
	ADS_STATUS (*unwrap)(struct ads_struct *);
	void (*disconnect)(struct ads_struct *);
};

enum ads_saslwrap_type {
	ADS_SASLWRAP_TYPE_PLAIN = 1,
	ADS_SASLWRAP_TYPE_SIGN = 2,
	ADS_SASLWRAP_TYPE_SEAL = 4
};

typedef struct ads_struct {
	int is_mine;	/* do I own this structure's memory? */
	
	/* info needed to find the server */
	struct {
		char *realm;
		char *workgroup;
		char *ldap_server;
		int foreign; /* set to 1 if connecting to a foreign
			      * realm */
		bool gc;     /* Is this a global catalog server? */
	} server;

	/* info needed to authenticate */
	struct {
		char *realm;
		char *password;
		char *user_name;
		char *kdc_server;
		unsigned flags;
		int time_offset;
		time_t tgt_expire;
		time_t tgs_expire;
		time_t renewable;
	} auth;

	/* info derived from the servers config */
	struct {
		uint32 flags; /* cldap flags identifying the services. */
		char *realm;
		char *bind_path;
		char *ldap_server_name;
		char *server_site_name;
		char *client_site_name;
		time_t current_time;
		char *schema_path;
		char *config_path;
	} config;

	/* info about the current LDAP connection */
#ifdef HAVE_LDAP
	struct {
		LDAP *ld;
		struct sockaddr_storage ss; /* the ip of the active connection, if any */
		time_t last_attempt; /* last attempt to reconnect, monotonic clock */
		int port;

		enum ads_saslwrap_type wrap_type;

#ifdef HAVE_LDAP_SASL_WRAPPING
		Sockbuf_IO_Desc *sbiod; /* lowlevel state for LDAP wrapping */
#endif /* HAVE_LDAP_SASL_WRAPPING */
		TALLOC_CTX *mem_ctx;
		const struct ads_saslwrap_ops *wrap_ops;
		void *wrap_private_data;
		struct {
			uint32 ofs;
			uint32 needed;
			uint32 left;
#define        ADS_SASL_WRAPPING_IN_MAX_WRAPPED        0x0FFFFFFF
			uint32 max_wrapped;
			uint32 min_wrapped;
			uint32 size;
			uint8 *buf;
		} in;
		struct {
			uint32 ofs;
			uint32 left;
#define        ADS_SASL_WRAPPING_OUT_MAX_WRAPPED       0x00A00000
			uint32 max_unwrapped;
			uint32 sig_size;
			uint32 size;
			uint8 *buf;
		} out;
	} ldap;
#endif /* HAVE_LDAP */
} ADS_STRUCT;

#ifdef HAVE_ADS
typedef LDAPMod **ADS_MODLIST;
#else
typedef void **ADS_MODLIST;
#endif

/* time between reconnect attempts */
#define ADS_RECONNECT_TIME 5

/* ldap control oids */
#define ADS_PAGE_CTL_OID 	"1.2.840.113556.1.4.319"
#define ADS_NO_REFERRALS_OID 	"1.2.840.113556.1.4.1339"
#define ADS_SERVER_SORT_OID 	"1.2.840.113556.1.4.473"
#define ADS_PERMIT_MODIFY_OID 	"1.2.840.113556.1.4.1413"
#define ADS_ASQ_OID		"1.2.840.113556.1.4.1504"
#define ADS_EXTENDED_DN_OID	"1.2.840.113556.1.4.529"
#define ADS_SD_FLAGS_OID	"1.2.840.113556.1.4.801"

/* ldap bitwise searches */
#define ADS_LDAP_MATCHING_RULE_BIT_AND	"1.2.840.113556.1.4.803"
#define ADS_LDAP_MATCHING_RULE_BIT_OR	"1.2.840.113556.1.4.804"

#define ADS_PINGS          0x0000FFFF  /* Ping response */

/* ads auth control flags */
#define ADS_AUTH_DISABLE_KERBEROS 0x0001
#define ADS_AUTH_NO_BIND          0x0002
#define ADS_AUTH_ANON_BIND        0x0004
#define ADS_AUTH_SIMPLE_BIND      0x0008
#define ADS_AUTH_ALLOW_NTLMSSP    0x0010
#define ADS_AUTH_SASL_SIGN        0x0020
#define ADS_AUTH_SASL_SEAL        0x0040
#define ADS_AUTH_SASL_FORCE       0x0080
#define ADS_AUTH_USER_CREDS       0x0100

enum ads_extended_dn_flags {
	ADS_EXTENDED_DN_HEX_STRING	= 0,
	ADS_EXTENDED_DN_STRING		= 1 /* not supported on win2k */
};

/* this is probably not very well suited to pass other controls generically but
 * is good enough for the extended dn control where it is only used for atm */

typedef struct {
	const char *control;
	int val;
	int critical;
} ads_control;

#include "libads/ads_proto.h"

#ifdef HAVE_LDAP
#include "libads/ads_ldap_protos.h"
#endif

#include "libads/kerberos_proto.h"

#endif	/* _INCLUDE_ADS_H_ */