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modes are now enforced exclusive Other MTAs (exim, postfix) are more relaxing, but as combinations of exclusive modes are senseless we behave more obvious if we fail early. This makes understanding the behavior easier too.
author markus schnalke <meillo@marmaro.de>
date Tue, 07 Dec 2010 14:04:56 -0300
parents 08114f7dcc23
children
line source
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 int fd;
137 char buf[IDBUFSIZE];
138 } ident_t;
139
140 typedef struct {
141 int lport; /* Local port */
142 int fport; /* Far (remote) port */
143 char *identifier; /* Normally user name */
144 char *opsys; /* OS */
145 char *charset; /* Charset (what did you expect?) */
146 } IDENT; /* For higher-level routines */
147
148 /* Low-level calls and macros */
149 #define id_fileno(ID) ((ID)->fd)
150
151 extern ident_t *id_open __P((__STRUCT_IN_ADDR_P laddr, __STRUCT_IN_ADDR_P faddr, __STRUCT_TIMEVAL_P timeout));
152
153 extern int id_close __P((ident_t * id));
154
155 extern int id_query __P((ident_t * id, int lport, int fport, __STRUCT_TIMEVAL_P timeout));
156
157 extern int id_parse __P((ident_t * id, __STRUCT_TIMEVAL_P timeout, int *lport, int *fport, char **identifier, char **opsys, char **charset));
158
159 /* High-level calls */
160
161 extern IDENT *ident_lookup __P((int fd, int timeout));
162
163 extern char *ident_id __P((int fd, int timeout));
164
165 extern IDENT *ident_query __P((__STRUCT_IN_ADDR_P laddr, __STRUCT_IN_ADDR_P raddr, int lport, int rport, int timeout));
166
167 extern void ident_free __P((IDENT * id));
168
169 extern char id_version[];
170
171 #ifdef IN_LIBIDENT_SRC
172
173 extern char *id_strdup __P((char *str));
174 extern char *id_strtok __P((char *cp, char *cs, char *dc));
175
176 #endif
177
178 #ifdef __cplusplus
179 }
180 #endif
181 #endif