FreeBSD/Linux Kernel Cross Reference
sys/netsmb/smb_subr.h
1 /*
2 * Copyright (c) 2000-2001, Boris Popov
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. All advertising materials mentioning features or use of this software
14 * must display the following acknowledgement:
15 * This product includes software developed by Boris Popov.
16 * 4. Neither the name of the author nor the names of any co-contributors
17 * may be used to endorse or promote products derived from this software
18 * without specific prior written permission.
19 *
20 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
24 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30 * SUCH DAMAGE.
31 *
32 * $FreeBSD: releng/5.1/sys/netsmb/smb_subr.h 112888 2003-03-31 22:49:17Z jeff $
33 */
34 #ifndef _NETSMB_SMB_SUBR_H_
35 #define _NETSMB_SMB_SUBR_H_
36
37 #ifndef _KERNEL
38 #error "This file shouldn't be included from userland programs"
39 #endif
40
41 #ifdef MALLOC_DECLARE
42 MALLOC_DECLARE(M_SMBTEMP);
43 #endif
44
45 #define SMBERROR(format, args...) printf("%s: "format, __func__ ,## args)
46 #define SMBPANIC(format, args...) printf("%s: "format, __func__ ,## args)
47
48 #ifdef SMB_SOCKET_DEBUG
49 #define SMBSDEBUG(format, args...) printf("%s: "format, __func__ ,## args)
50 #else
51 #define SMBSDEBUG(format, args...)
52 #endif
53
54 #ifdef SMB_IOD_DEBUG
55 #define SMBIODEBUG(format, args...) printf("%s: "format, __func__ ,## args)
56 #else
57 #define SMBIODEBUG(format, args...)
58 #endif
59
60 #ifdef SMB_SOCKETDATA_DEBUG
61 void m_dumpm(struct mbuf *m);
62 #else
63 #define m_dumpm(m)
64 #endif
65
66 #define SMB_SIGMASK(set) \
67 (SIGISMEMBER(set, SIGINT) || SIGISMEMBER(set, SIGTERM) || \
68 SIGISMEMBER(set, SIGHUP) || SIGISMEMBER(set, SIGKILL) || \
69 SIGISMEMBER(set, SIGQUIT))
70
71 #define smb_suser(cred) suser_cred(cred, 0)
72
73 /*
74 * Compatibility wrappers for simple locks
75 */
76
77 #include <sys/lock.h>
78 #include <sys/mutex.h>
79
80 #define smb_slock mtx
81 #define smb_sl_init(mtx, desc) mtx_init(mtx, desc, NULL, MTX_DEF)
82 #define smb_sl_destroy(mtx) mtx_destroy(mtx)
83 #define smb_sl_lock(mtx) mtx_lock(mtx)
84 #define smb_sl_unlock(mtx) mtx_unlock(mtx)
85
86
87 #define SMB_STRFREE(p) do { if (p) smb_strfree(p); } while(0)
88
89 /*
90 * The simple try/catch/finally interface.
91 * With GCC it is possible to allow more than one try/finally block per
92 * function, but we'll avoid it to maintain portability.
93 */
94 #define itry { \
95 __label__ _finlab, _catchlab; \
96 int _tval; \
97
98 #define icatch(var) \
99 goto _finlab; \
100 (void)&&_catchlab; \
101 _catchlab: \
102 var = _tval;
103
104 #define ifinally (void)&&_finlab; \
105 _finlab:
106 #define iendtry }
107
108 #define inocatch \
109 goto _finlab; \
110 (void)&&_catchlab; \
111 _catchlab: \
112
113 #define ithrow(t) do { \
114 if ((_tval = (int)(t)) != 0) \
115 goto _catchlab; \
116 } while (0)
117
118 #define ierror(t,e) do { \
119 if (t) { \
120 _tval = e; \
121 goto _catchlab; \
122 } \
123 } while (0)
124
125 typedef u_int16_t smb_unichar;
126 typedef smb_unichar *smb_uniptr;
127
128 /*
129 * Crediantials of user/process being processing in the connection procedures
130 */
131 struct smb_cred {
132 struct thread * scr_td;
133 struct ucred * scr_cred;
134 };
135
136 extern smb_unichar smb_unieol;
137
138 struct mbchain;
139 struct smb_vc;
140 struct smb_rq;
141
142 void smb_makescred(struct smb_cred *scred, struct thread *td, struct ucred *cred);
143 int smb_td_intr(struct thread *);
144 char *smb_strdup(const char *s);
145 void *smb_memdup(const void *umem, int len);
146 char *smb_strdupin(char *s, int maxlen);
147 void *smb_memdupin(void *umem, int len);
148 void smb_strtouni(u_int16_t *dst, const char *src);
149 void smb_strfree(char *s);
150 void smb_memfree(void *s);
151 void *smb_zmalloc(unsigned long size, struct malloc_type *type, int flags);
152
153 int smb_encrypt(const u_char *apwd, u_char *C8, u_char *RN);
154 int smb_ntencrypt(const u_char *apwd, u_char *C8, u_char *RN);
155 int smb_maperror(int eclass, int eno);
156 int smb_put_dmem(struct mbchain *mbp, struct smb_vc *vcp,
157 const char *src, int len, int caseopt);
158 int smb_put_dstring(struct mbchain *mbp, struct smb_vc *vcp,
159 const char *src, int caseopt);
160 int smb_put_string(struct smb_rq *rqp, const char *src);
161 int smb_put_asunistring(struct smb_rq *rqp, const char *src);
162
163 #endif /* !_NETSMB_SMB_SUBR_H_ */
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