Commit | Line | Data |
---|---|---|
0756eb3c PH |
1 | /************************************************* |
2 | * Exim - an Internet mail transport agent * | |
3 | *************************************************/ | |
4 | ||
d4e5e70b | 5 | /* Copyright (c) University of Cambridge 1995 - 2017 */ |
0756eb3c PH |
6 | /* See the file NOTICE for conditions of use and distribution. */ |
7 | ||
02b41d71 JH |
8 | #define DELIVER_BUFFER_SIZE 4096 |
9 | ||
10 | #define PENDING 256 | |
11 | #define PENDING_DEFER (PENDING + DEFER) | |
12 | #define PENDING_OK (PENDING + OK) | |
13 | ||
14 | ||
0756eb3c PH |
15 | /* Private structure for the private options and other private data. */ |
16 | ||
17 | typedef struct { | |
18 | uschar *hosts; | |
19 | uschar *fallback_hosts; | |
20 | host_item *hostlist; | |
21 | host_item *fallback_hostlist; | |
22 | uschar *authenticated_sender; | |
23 | uschar *helo_data; | |
24 | uschar *interface; | |
25 | uschar *port; | |
26 | uschar *protocol; | |
9e4f5962 | 27 | uschar *dscp; |
0756eb3c PH |
28 | uschar *serialize_hosts; |
29 | uschar *hosts_try_auth; | |
30 | uschar *hosts_require_auth; | |
f98442df | 31 | uschar *hosts_try_chunking; |
96e47838 TL |
32 | #ifdef EXPERIMENTAL_DANE |
33 | uschar *hosts_try_dane; | |
7a31d643 | 34 | uschar *hosts_require_dane; |
96e47838 | 35 | #endif |
fb05276a | 36 | uschar *hosts_try_fastopen; |
8ccd00b1 | 37 | #ifndef DISABLE_PRDR |
fd98a5c6 | 38 | uschar *hosts_try_prdr; |
f5d78688 | 39 | #endif |
f2de3a33 | 40 | #ifndef DISABLE_OCSP |
44662487 | 41 | uschar *hosts_request_ocsp; |
f5d78688 | 42 | uschar *hosts_require_ocsp; |
fd98a5c6 | 43 | #endif |
0756eb3c PH |
44 | uschar *hosts_require_tls; |
45 | uschar *hosts_avoid_tls; | |
99400968 | 46 | uschar *hosts_verify_avoid_tls; |
c51b8e75 | 47 | uschar *hosts_avoid_pipelining; |
0756eb3c | 48 | uschar *hosts_avoid_esmtp; |
875512a3 | 49 | #ifdef SUPPORT_TLS |
0756eb3c | 50 | uschar *hosts_nopass_tls; |
875512a3 JH |
51 | uschar *hosts_noproxy_tls; |
52 | #endif | |
0756eb3c PH |
53 | int command_timeout; |
54 | int connect_timeout; | |
55 | int data_timeout; | |
56 | int final_timeout; | |
57 | int size_addition; | |
58 | int hosts_max_try; | |
8e669ac1 | 59 | int hosts_max_try_hardlimit; |
48c7f9e2 | 60 | BOOL address_retry_include_sender; |
0756eb3c | 61 | BOOL allow_localhost; |
382afc6b | 62 | BOOL authenticated_sender_force; |
0756eb3c PH |
63 | BOOL gethostbyname; |
64 | BOOL dns_qualify_single; | |
65 | BOOL dns_search_parents; | |
7cd171b7 | 66 | dnssec_domains dnssec; |
0756eb3c PH |
67 | BOOL delay_after_cutoff; |
68 | BOOL hosts_override; | |
69 | BOOL hosts_randomize; | |
70 | BOOL keepalive; | |
f1513293 | 71 | BOOL lmtp_ignore_quota; |
9c695f6d | 72 | uschar *expand_retry_include_ip_address; |
0756eb3c | 73 | BOOL retry_include_ip_address; |
f0989ec0 | 74 | #ifdef SUPPORT_SOCKS |
7eb6c37c JH |
75 | uschar *socks_proxy; |
76 | #endif | |
e51c7be2 | 77 | #ifdef SUPPORT_TLS |
0756eb3c PH |
78 | uschar *tls_certificate; |
79 | uschar *tls_crl; | |
80 | uschar *tls_privatekey; | |
81 | uschar *tls_require_ciphers; | |
54c90be1 | 82 | uschar *tls_sni; |
0756eb3c | 83 | uschar *tls_verify_certificates; |
54c90be1 | 84 | int tls_dh_min_bits; |
0756eb3c | 85 | BOOL tls_tempfail_tryclear; |
a63be306 WB |
86 | uschar *tls_verify_hosts; |
87 | uschar *tls_try_verify_hosts; | |
e51c7be2 | 88 | uschar *tls_verify_cert_hostnames; |
e51c7be2 JH |
89 | #endif |
90 | #ifndef DISABLE_DKIM | |
ff5aac2b | 91 | struct ob_dkim dkim; |
e51c7be2 | 92 | #endif |
0756eb3c PH |
93 | } smtp_transport_options_block; |
94 | ||
02b41d71 JH |
95 | /* smtp connect context */ |
96 | typedef struct { | |
d9c3c8ed | 97 | uschar * from_addr; |
02b41d71 JH |
98 | address_item * addrlist; |
99 | host_item * host; | |
100 | int host_af; | |
101 | int port; | |
102 | uschar * interface; | |
103 | ||
e9166683 | 104 | BOOL verify:1; |
02b41d71 JH |
105 | BOOL lmtp:1; |
106 | BOOL smtps:1; | |
107 | BOOL ok:1; | |
02b41d71 JH |
108 | BOOL setting_up:1; |
109 | BOOL esmtp:1; | |
110 | BOOL esmtp_sent:1; | |
02b41d71 JH |
111 | #ifndef DISABLE_PRDR |
112 | BOOL prdr_active:1; | |
113 | #endif | |
114 | #ifdef SUPPORT_I18N | |
115 | BOOL utf8_needed:1; | |
116 | #endif | |
117 | BOOL dsn_all_lasthop:1; | |
118 | #if defined(SUPPORT_TLS) && defined(EXPERIMENTAL_DANE) | |
119 | BOOL dane:1; | |
120 | BOOL dane_required:1; | |
121 | #endif | |
e9166683 JH |
122 | BOOL pending_MAIL:1; |
123 | BOOL pending_BDAT:1; | |
124 | BOOL good_RCPT:1; | |
125 | BOOL completed_addr:1; | |
126 | BOOL send_rset:1; | |
127 | BOOL send_quit:1; | |
02b41d71 JH |
128 | |
129 | int max_rcpt; | |
e9166683 | 130 | int cmd_count; |
02b41d71 JH |
131 | |
132 | uschar peer_offered; | |
14de8063 | 133 | uschar avoid_option; |
02b41d71 JH |
134 | uschar * igquotstr; |
135 | uschar * helo_data; | |
136 | #ifdef EXPERIMENTAL_DSN_INFO | |
137 | uschar * smtp_greeting; | |
138 | uschar * helo_response; | |
139 | #endif | |
140 | ||
d9c3c8ed JH |
141 | address_item * first_addr; |
142 | address_item * next_addr; | |
143 | address_item * sync_addr; | |
144 | ||
02b41d71 JH |
145 | smtp_inblock inblock; |
146 | smtp_outblock outblock; | |
147 | uschar buffer[DELIVER_BUFFER_SIZE]; | |
148 | uschar inbuffer[4096]; | |
149 | uschar outbuffer[4096]; | |
150 | ||
151 | transport_instance * tblock; | |
152 | smtp_transport_options_block * ob; | |
153 | } smtp_context; | |
154 | ||
e9166683 JH |
155 | extern int smtp_setup_conn(smtp_context *, BOOL); |
156 | extern int smtp_write_mail_and_rcpt_cmds(smtp_context *, int *); | |
02b41d71 JH |
157 | |
158 | ||
0756eb3c PH |
159 | /* Data for reading the private options. */ |
160 | ||
161 | extern optionlist smtp_transport_options[]; | |
162 | extern int smtp_transport_options_count; | |
163 | ||
164 | /* Block containing default values. */ | |
165 | ||
166 | extern smtp_transport_options_block smtp_transport_option_defaults; | |
167 | ||
168 | /* The main, init, and closedown entry points for the transport */ | |
169 | ||
170 | extern BOOL smtp_transport_entry(transport_instance *, address_item *); | |
171 | extern void smtp_transport_init(transport_instance *); | |
172 | extern void smtp_transport_closedown(transport_instance *); | |
173 | ||
b4a2b536 JH |
174 | |
175 | ||
176 | extern int smtp_auth(uschar *, unsigned, address_item *, host_item *, | |
177 | smtp_transport_options_block *, BOOL, | |
178 | smtp_inblock *, smtp_outblock *); | |
179 | extern BOOL smtp_mail_auth_str(uschar *, unsigned, | |
180 | address_item *, smtp_transport_options_block *); | |
181 | ||
f0989ec0 | 182 | #ifdef SUPPORT_SOCKS |
160ef8ca | 183 | extern int socks_sock_connect(host_item *, int, int, uschar *, |
7eb6c37c JH |
184 | transport_instance *, int); |
185 | #endif | |
186 | ||
0756eb3c | 187 | /* End of transports/smtp.h */ |