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 1.8 2008/09/30 17:47:21 swildner 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 <stdint.h> 47 #include <stdio.h> 48 49 50 #define VERSION "DragonFly Mail Agent" 51 52 #define BUF_SIZE 2048 53 #define MIN_RETRY 300 /* 5 minutes */ 54 #define MAX_RETRY (3*60*60) /* retry at least every 3 hours */ 55 #define MAX_TIMEOUT (5*24*60*60) /* give up after 5 days */ 56 #define PATH_MAX 1024 /* Max path len */ 57 #define SMTP_PORT 25 /* Default SMTP port */ 58 #define CON_TIMEOUT 120 /* Connection timeout */ 59 60 #define VIRTUAL 0x001 /* Support for address rewrites */ 61 #define STARTTLS 0x002 /* StartTLS support */ 62 #define SECURETRANS 0x004 /* SSL/TLS in general */ 63 #define NOSSL 0x008 /* Do not use SSL */ 64 #define DEFER 0x010 /* Defer mails */ 65 #define INSECURE 0x020 /* Allow plain login w/o encryption */ 66 67 #define CONF_PATH "/etc/dma/dma.conf" /* Default path to dma.conf */ 68 69 struct stritem { 70 SLIST_ENTRY(stritem) next; 71 char *str; 72 }; 73 SLIST_HEAD(strlist, stritem); 74 75 struct alias { 76 LIST_ENTRY(alias) next; 77 char *alias; 78 struct strlist dests; 79 }; 80 LIST_HEAD(aliases, alias); 81 82 struct qitem { 83 LIST_ENTRY(qitem) next; 84 const char *sender; 85 char *addr; 86 char *queuefn; 87 char *queueid; 88 FILE *queuef; 89 off_t hdrlen; 90 int remote; 91 }; 92 LIST_HEAD(queueh, qitem); 93 94 struct queue { 95 struct queueh queue; 96 uintmax_t id; 97 int mailfd; 98 char *tmpf; 99 }; 100 101 struct config { 102 char *smarthost; 103 int port; 104 char *aliases; 105 char *spooldir; 106 char *virtualpath; 107 char *authpath; 108 char *certfile; 109 int features; 110 #ifdef HAVE_CRYPTO 111 SSL *ssl; 112 #endif /* HAVE_CRYPTO */ 113 }; 114 115 116 struct virtuser { 117 SLIST_ENTRY(virtuser) next; 118 char *login; 119 char *address; 120 }; 121 SLIST_HEAD(virtusers, virtuser); 122 123 struct authuser { 124 SLIST_ENTRY(authuser) next; 125 char *login; 126 char *password; 127 char *host; 128 }; 129 SLIST_HEAD(authusers, authuser); 130 131 extern struct aliases aliases; 132 133 /* aliases_parse.y */ 134 extern int yyparse(void); 135 extern FILE *yyin; 136 137 /* conf.c */ 138 extern void trim_line(char *); 139 extern int parse_conf(const char *, struct config *); 140 extern int parse_virtuser(const char *); 141 extern int parse_authfile(const char *); 142 143 /* crypto.c */ 144 #ifdef HAVE_CRYPTO 145 extern void hmac_md5(unsigned char *, int, unsigned char *, int, caddr_t); 146 extern int smtp_auth_md5(struct qitem *, int, char *, char *); 147 extern int smtp_init_crypto(struct qitem *, int, int); 148 #endif /* HAVE_CRYPTO */ 149 150 /* net.c */ 151 extern int read_remote(int, int, char *); 152 extern ssize_t send_remote_command(int, const char*, ...); 153 extern int deliver_remote(struct qitem *, const char **); 154 155 /* base64.c */ 156 extern int base64_encode(const void *, int, char **); 157 extern int base64_decode(const char *, void *); 158 159 /* dma.c */ 160 extern char * hostname(void); 161 #endif 162