1/*
2   Unix SMB/CIFS implementation.
3   SMB parameters and setup
4   Copyright (C) Andrew Tridgell 1992-1998
5   Copyright (C) Luke Kenneth Casson Leighton 1996-1998
6   Copyright (C) Jeremy Allison 1998
7
8   This program is free software; you can redistribute it and/or modify
9   it under the terms of the GNU General Public License as published by
10   the Free Software Foundation; either version 2 of the License, or
11   (at your option) any later version.
12
13   This program is distributed in the hope that it will be useful,
14   but WITHOUT ANY WARRANTY; without even the implied warranty of
15   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16   GNU General Public License for more details.
17
18   You should have received a copy of the GNU General Public License
19   along with this program; if not, write to the Free Software
20   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
21*/
22
23#ifndef _CLIENT_H
24#define _CLIENT_H
25
26/* the client asks for a smaller buffer to save ram and also to get more
27   overlap on the wire. This size gives us a nice read/write size, which
28   will be a multiple of the page size on almost any system */
29#define CLI_BUFFER_SIZE (0xFFFF)
30#define CLI_SAMBA_MAX_LARGE_READX_SIZE (127*1024) /* Works for Samba servers */
31#define CLI_WINDOWS_MAX_LARGE_READX_SIZE ((64*1024)-2) /* Windows servers are broken.... */
32
33/*
34 * These definitions depend on smb.h
35 */
36
37struct print_job_info
38{
39	uint16 id;
40	uint16 priority;
41	size_t size;
42	fstring user;
43	fstring name;
44	time_t t;
45};
46
47struct cli_pipe_auth_data {
48	enum pipe_auth_type auth_type; /* switch for the union below. Defined in ntdomain.h */
49	enum pipe_auth_level auth_level; /* defined in ntdomain.h */
50	union {
51		struct schannel_auth_struct *schannel_auth;
52		NTLMSSP_STATE *ntlmssp_state;
53		struct kerberos_auth_struct *kerberos_auth;
54	} a_u;
55	void (*cli_auth_data_free_func)(struct cli_pipe_auth_data *);
56};
57
58struct rpc_pipe_client {
59	struct rpc_pipe_client *prev, *next;
60
61	TALLOC_CTX *mem_ctx;
62
63	struct cli_state *cli;
64
65	int pipe_idx;
66	const char *pipe_name;
67	uint16 fnum;
68
69	const char *domain;
70	const char *user_name;
71	struct pwd_info pwd;
72
73	uint16 max_xmit_frag;
74	uint16 max_recv_frag;
75
76	struct cli_pipe_auth_data auth;
77
78	/* The following is only non-null on a netlogon pipe. */
79	struct dcinfo *dc;
80};
81
82struct cli_state {
83	int port;
84	int fd;
85	int smb_rw_error; /* Copy of last read or write error. */
86	uint16 cnum;
87	uint16 pid;
88	uint16 mid;
89	uint16 vuid;
90	int protocol;
91	int sec_mode;
92	int rap_error;
93	int privileges;
94
95	fstring desthost;
96
97	/* The credentials used to open the cli_state connection. */
98	fstring domain;
99	fstring user_name;
100	struct pwd_info pwd;
101
102	/*
103	 * The following strings are the
104	 * ones returned by the server if
105	 * the protocol > NT1.
106	 */
107	fstring server_type;
108	fstring server_os;
109	fstring server_domain;
110
111	fstring share;
112	fstring dev;
113	struct nmb_name called;
114	struct nmb_name calling;
115	fstring full_dest_host_name;
116	struct in_addr dest_ip;
117
118	DATA_BLOB secblob; /* cryptkey or negTokenInit */
119	uint32 sesskey;
120	int serverzone;
121	uint32 servertime;
122	int readbraw_supported;
123	int writebraw_supported;
124	int timeout; /* in milliseconds. */
125	size_t max_xmit;
126	size_t max_mux;
127	char *outbuf;
128	char *inbuf;
129	unsigned int bufsize;
130	int initialised;
131	int win95;
132	BOOL is_samba;
133	uint32 capabilities;
134	BOOL dfsroot;
135
136	TALLOC_CTX *mem_ctx;
137
138	smb_sign_info sign_info;
139
140	/* the session key for this CLI, outside
141	   any per-pipe authenticaion */
142	DATA_BLOB user_session_key;
143
144	/* The list of pipes currently open on this connection. */
145	struct rpc_pipe_client *pipe_list;
146
147	BOOL use_kerberos;
148	BOOL fallback_after_kerberos;
149	BOOL use_spnego;
150
151	BOOL use_oplocks; /* should we use oplocks? */
152	BOOL use_level_II_oplocks; /* should we use level II oplocks? */
153
154	/* a oplock break request handler */
155	BOOL (*oplock_handler)(struct cli_state *cli, int fnum, unsigned char level);
156
157	BOOL force_dos_errors;
158	BOOL case_sensitive; /* False by default. */
159};
160
161typedef struct file_info {
162	struct cli_state *cli;
163	SMB_BIG_UINT size;
164	uint16 mode;
165	uid_t uid;
166	gid_t gid;
167	/* these times are normally kept in GMT */
168	struct timespec mtime_ts;
169	struct timespec atime_ts;
170	struct timespec ctime_ts;
171	pstring name;
172	pstring dir;
173	char short_name[13*3]; /* the *3 is to cope with multi-byte */
174} file_info;
175
176#define CLI_FULL_CONNECTION_DONT_SPNEGO 0x0001
177#define CLI_FULL_CONNECTION_USE_KERBEROS 0x0002
178#define CLI_FULL_CONNECTION_ANONYMOUS_FALLBACK 0x0004
179
180#endif /* _CLIENT_H */
181