Add the DragonFly Mail Agent dma(8) to the base.
[dragonfly.git] / libexec / dma / dma.h
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1/*
2 * Copyright (c) 2008 The DragonFly Project. All rights reserved.
3 *
4 * This code is derived from software contributed to The DragonFly Project
5 * by Simon 'corecode' Schubert <corecode@fs.ei.tum.de> and
6 * Matthias Schmidt <matthias@dragonflybsd.org>.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 *
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
14 * 2. Redistributions in binary form must reproduce the above copyright
15 * notice, this list of conditions and the following disclaimer in
16 * the documentation and/or other materials provided with the
17 * distribution.
18 * 3. Neither the name of The DragonFly Project nor the names of its
19 * contributors may be used to endorse or promote products derived
20 * from this software without specific, prior written permission.
21 *
22 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
23 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
24 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
25 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
26 * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
27 * INCIDENTAL, SPECIAL, EXEMPLARY OR CONSEQUENTIAL DAMAGES (INCLUDING,
28 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
29 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
30 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
31 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
32 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33 * SUCH DAMAGE.
34 *
35 * $DragonFly: src/libexec/dma/dma.h,v 1.1 2008/02/02 18:20:51 matthias Exp $
36 */
37
38#ifndef DMA_H
39#define DMA_H
40
41#ifdef HAVE_CRYPTO
42#include <openssl/ssl.h>
43#endif /* HAVE_CRYPTO */
44
45#include <sys/queue.h>
46#include <stdio.h>
47
48
49#define VERSION "DragonFly Mail Agent 1.0"
50
51#define BUF_SIZE 2048
52#define MIN_RETRY 300 /* 5 minutes */
53#define MAX_RETRY (3*60*60) /* retry at least every 3 hours */
54#define MAX_TIMEOUT (5*24*60*60) /* give up after 5 days */
55#define PATH_MAX 1024 /* Max path len */
56#define CONF_PATH "/etc/dma/dma.conf" /* /etc/dma/dma.conf */
57#define SMTP_PORT 25 /* default SMTP port */
58#define CON_TIMEOUT 120 /* Connection timeout */
59
60#define VIRTUAL 0x1 /* Support for address rewrites */
61#define STARTTLS 0x2 /* StartTLS support */
62#define SECURETRANS 0x4 /* SSL/TLS in general */
63#define TLSINIT 0x8 /* Flag for TLS init phase */
64#define DEFER 0x10 /* Defer mails */
65
66struct stritem {
67 SLIST_ENTRY(stritem) next;
68 char *str;
69};
70SLIST_HEAD(strlist, stritem);
71
72struct alias {
73 LIST_ENTRY(alias) next;
74 char *alias;
75 struct strlist dests;
76};
77LIST_HEAD(aliases, alias);
78
79struct qitem {
80 LIST_ENTRY(qitem) next;
81 const char *sender;
82 char *addr;
83 char *queuefn;
84 char *queueid;
85 FILE *queuef;
86 off_t hdrlen;
87 int remote;
88};
89LIST_HEAD(queueh, qitem);
90
91struct queue {
92 struct queueh queue;
93 uintmax_t id;
94 int mailfd;
95 char *tmpf;
96};
97
98struct config {
99 char *smarthost;
100 int port;
101 char *aliases;
102 char *spooldir;
103 char *virtualpath;
104 char *authpath;
105 char *certfile;
106 int features;
107#ifdef HAVE_CRYPTO
108 SSL *ssl;
109#endif /* HAVE_CRYPTO */
110};
111
112
113struct virtuser {
114 SLIST_ENTRY(virtuser) next;
115 char *login;
116 char *address;
117};
118SLIST_HEAD(virtusers, virtuser);
119
120struct authuser {
121 SLIST_ENTRY(authuser) next;
122 char *login;
123 char *password;
124 char *host;
125};
126SLIST_HEAD(authusers, authuser);
127
128extern struct aliases aliases;
129
130/* aliases_parse.y */
131extern int yyparse(void);
132extern FILE *yyin;
133
134/* conf.c */
135extern void trim_line(char *);
136extern int parse_conf(const char *, struct config *);
137extern int parse_virtuser(const char *);
138extern int parse_authfile(const char *);
139
140/* crypto.c */
141#ifdef HAVE_CRYPTO
142extern int smtp_init_crypto(struct qitem *, int, int);
143#endif /* HAVE_CRYPTO */
144
145/* net.c */
146extern int check_for_smtp_error(int, char *);
147extern ssize_t send_remote_command(int, const char*, ...);
148extern int deliver_remote(struct qitem *, const char **);
149
150/* base64.c */
151extern int base64_encode(const void *, int, char **);
152
153/* dma.c */
154extern char * hostname(void);
155#endif