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comparison src/libident/ident.h @ 0:08114f7dcc23 0.2.21

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this is masqmail-0.2.21 from oliver kurth
author meillo@marmaro.de
date Fri, 26 Sep 2008 17:05:23 +0200
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children 26e34ae9a3e3
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-1:000000000000 0:08114f7dcc23
1 /*
2 ** ident.h
3 **
4 ** Author: Peter Eriksson <pen@lysator.liu.se>
5 ** Intruder: Pär Emanuelsson <pell@lysator.liu.se>
6 */
7
8 #ifndef __IDENT_H__
9 #define __IDENT_H__
10
11 #ifdef __cplusplus
12 extern "C" {
13 #endif
14
15 /* Sigh */
16 #ifdef __STDC__
17 # if __STDC__ == 1
18 # define IS_STDC 1
19 # endif
20 #endif
21
22 #ifdef __P
23 # undef __P
24 #endif
25
26 #ifdef IS_STDC
27 # define __P(AL) AL
28
29 #ifdef IN_LIBIDENT_SRC
30
31 # define __P1(t1,a1) \
32 (t1 a1)
33
34 # define __P2(t1,a1,t2,a2) \
35 (t1 a1, t2 a2)
36
37 # define __P3(t1,a1,t2,a2,t3,a3) \
38 (t1 a1, t2 a2, t3 a3)
39
40 # define __P4(t1,a1,t2,a2,t3,a3,t4,a4) \
41 (t1 a1, t2 a2, t3 a3, t4 a4)
42
43 # define __P5(t1,a1,t2,a2,t3,a3,t4,a4,t5,a5) \
44 (t1 a1, t2 a2, t3 a3, t4 a4, t5 a5)
45
46 # define __P7(t1,a1,t2,a2,t3,a3,t4,a4,t5,a5,t6,a6,t7,a7) \
47 (t1 a1, t2 a2, t3 a3, t4 a4, t5 a5, t6 a6, t7 a7)
48 #endif
49
50 #else
51
52 # define __P(AL) ()
53
54 #ifdef IN_LIBIDENT_SRC
55
56 # define __P1(t1,a1) (a1) \
57 t1 a1;
58 # define __P2(t1,a1,t2,a2) (a1, a2) \
59 t1 a1; \
60 t2 a2;
61 # define __P3(t1,a1,t2,a2,t3,a3) (a1, a2, a3) \
62 t1 a1; \
63 t2 a2; \
64 t3 a3;
65 # define __P4(t1,a1,t2,a2,t3,a3,t4,a4) (a1, a2, a3, a4) \
66 t1 a1; \
67 t2 a2; \
68 t3 a3; \
69 t4 a4;
70 # define __P5(t1,a1,t2,a2,t3,a3,t4,a4,t5,a5) (a1, a2, a3, a4, a5) \
71 t1 a1; \
72 t2 a2; \
73 t3 a3; \
74 t4 a4; \
75 t5 a5;
76 # define __P7(t1,a1,t2,a2,t3,a3,t4,a4,t5,a5,t6,a6,t7,a7) \
77 (a1, a2, a3, a4, a5, a6, a7) \
78 t1 a1; \
79 t2 a2; \
80 t3 a3; \
81 t4 a4; \
82 t5 a5; \
83 t6 a6; \
84 t7 a7;
85 #endif
86 #endif
87
88 #ifdef IS_STDC
89 # undef IS_STDC
90 #endif
91
92 #ifdef _AIX
93 # include <sys/select.h>
94 #endif
95 #ifdef __sgi
96 # include <bstring.h>
97 #endif
98 #include <sys/types.h>
99 #include <netinet/in.h>
100 #include <sys/time.h>
101
102 #if defined(VMS) && !defined(FD_SETSIZE)
103 # define FD_SETSIZE 64
104 #endif
105
106 /*
107 * Sigh, GCC v2 complains when using undefined struct tags
108 * in function prototypes...
109 */
110 #if defined(__GNUC__) && !defined(INADDR_ANY)
111 # define __STRUCT_IN_ADDR_P void *
112 #else
113 # define __STRUCT_IN_ADDR_P struct in_addr *
114 #endif
115
116 #if defined(__GNUC__) && !defined(DST_NONE)
117 # define __STRUCT_TIMEVAL_P void *
118 #else
119 # define __STRUCT_TIMEVAL_P struct timeval *
120 #endif
121
122 #if defined(__sgi) && defined(_POSIX_SOURCE)
123 # undef __STRUCT_TIMEVAL_P
124 # define __STRUCT_TIMEVAL_P void *
125 #endif
126
127 #ifndef IDBUFSIZE
128 # define IDBUFSIZE 2048
129 #endif
130
131 #ifndef IDPORT
132 # define IDPORT 113
133 #endif
134
135 typedef struct
136 {
137 int fd;
138 char buf[IDBUFSIZE];
139 } ident_t;
140
141 typedef struct {
142 int lport; /* Local port */
143 int fport; /* Far (remote) port */
144 char *identifier; /* Normally user name */
145 char *opsys; /* OS */
146 char *charset; /* Charset (what did you expect?) */
147 } IDENT; /* For higher-level routines */
148
149 /* Low-level calls and macros */
150 #define id_fileno(ID) ((ID)->fd)
151
152 extern ident_t * id_open __P((__STRUCT_IN_ADDR_P laddr,
153 __STRUCT_IN_ADDR_P faddr,
154 __STRUCT_TIMEVAL_P timeout));
155
156 extern int id_close __P((ident_t *id));
157
158 extern int id_query __P((ident_t *id,
159 int lport,
160 int fport,
161 __STRUCT_TIMEVAL_P timeout));
162
163 extern int id_parse __P((ident_t *id,
164 __STRUCT_TIMEVAL_P timeout,
165 int *lport,
166 int *fport,
167 char **identifier,
168 char **opsys,
169 char **charset));
170
171 /* High-level calls */
172
173 extern IDENT *ident_lookup __P((int fd, int timeout));
174
175 extern char *ident_id __P((int fd, int timeout));
176
177 extern IDENT *ident_query __P(( __STRUCT_IN_ADDR_P laddr, __STRUCT_IN_ADDR_P raddr, int lport, int rport, int timeout));
178
179 extern void ident_free __P((IDENT *id));
180
181 extern char id_version[];
182
183 #ifdef IN_LIBIDENT_SRC
184
185 extern char *id_strdup __P((char *str));
186 extern char *id_strtok __P((char *cp, char *cs, char *dc));
187
188 #endif
189
190 #ifdef __cplusplus
191 }
192 #endif
193
194 #endif