59cbd7ff4b3d7b2cb856f78d14daf4eae410e620
[exim.git] / src / src / lss.c
1 /*************************************************
2 * Exim - an Internet mail transport agent *
3 *************************************************/
4
5 /* Copyright (c) University of Cambridge 1995 - 2015 */
6 /* See the file NOTICE for conditions of use and distribution. */
7
8 /* Support functions for calling from local_scan(). These are mostly just
9 wrappers for various internal functions. */
10
11
12 #include "exim.h"
13
14
15 /*************************************************
16 * Match a domain in a list *
17 *************************************************/
18
19 /*
20 Arguments:
21 domain the domain we are testing
22 list the domain list
23
24 Returns: OK/FAIL/DEFER
25 */
26
27 int
28 lss_match_domain(uschar *domain, uschar *list)
29 {
30 return match_isinlist(CUS domain, CUSS &list, 0, &domainlist_anchor, NULL, MCL_DOMAIN,
31 TRUE, NULL);
32 }
33
34
35
36 /*************************************************
37 * Match a local part in a list *
38 *************************************************/
39
40 /*
41 Arguments:
42 local_part the local part we are testing
43 list the local part list
44 caseless TRUE for caseless matching
45
46 Returns: OK/FAIL/DEFER
47 */
48
49 int
50 lss_match_local_part(uschar *local_part, uschar *list, BOOL caseless)
51 {
52 return match_isinlist(CUS local_part, CUSS &list, 0, &localpartlist_anchor, NULL,
53 MCL_LOCALPART, caseless, NULL);
54 }
55
56
57
58 /*************************************************
59 * Match an address in a list *
60 *************************************************/
61
62 /*
63 Arguments:
64 address the address we are testing
65 list the address list
66 caseless TRUE for caseless matching
67
68 Returns: OK/FAIL/DEFER
69 */
70
71 int
72 lss_match_address(uschar *address, uschar *list, BOOL caseless)
73 {
74 return match_address_list(CUS address, caseless, TRUE, CUSS &list, NULL, -1, 0, NULL);
75 }
76
77
78
79 /*************************************************
80 * Match a host in a list *
81 *************************************************/
82
83 /*
84 Arguments:
85 host name the name of the host we are testing, or NULL if this is the
86 sender host and its name hasn't yet been looked up
87 host address the IP address of the host, or an empty string for a local
88 message
89 list the host list
90
91 Returns: OK/FAIL/DEFER
92 ERROR if failed to find host name when needed
93 */
94
95 int
96 lss_match_host(uschar *host_name, uschar *host_address, uschar *list)
97 {
98 return verify_check_this_host(CUSS &list, NULL, host_name, host_address, NULL);
99 }
100
101
102
103 /*************************************************
104 * Base 64 encode/decode *
105 *************************************************/
106
107 /* These functions just give less "internal" names to the functions.
108
109 Arguments:
110 clear points to the clear text bytes
111 len the number of bytes to encode
112
113 Returns: a pointer to the zero-terminated base 64 string, which
114 is in working store
115 */
116
117 uschar *
118 lss_b64encode(uschar *clear, int len)
119 {
120 return b64encode(clear, len);
121 }
122
123 /*
124 Arguments:
125 code points to the coded string, zero-terminated
126 ptr where to put the pointer to the result, which is in
127 dynamic store
128
129 Returns: the number of bytes in the result,
130 or -1 if the input was malformed
131
132 A zero is added on to the end to make it easy in cases where the result is to
133 be interpreted as text. This is not included in the count. */
134
135 int
136 lss_b64decode(uschar *code, uschar **ptr)
137 {
138 return b64decode(code, ptr);
139 }
140
141
142 /* End of lss.c */