1 /*
2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
3  * Copyright (C) 1999-2012 Hiroyuki Yamamoto and the Claws Mail team
4  *
5  * This program is free software; you can redistribute it and/or modify
6  * it under the terms of the GNU General Public License as published by
7  * the Free Software Foundation; either version 3 of the License, or
8  * (at your option) any later version.
9  *
10  * This program is distributed in the hope that it will be useful,
11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13  * GNU General Public License for more details.
14  *
15  * You should have received a copy of the GNU General Public License
16  * along with this program. If not, see <http://www.gnu.org/licenses/>.
17  *
18  */
19 
20 #ifndef __SMTP_H__
21 #define __SMTP_H__
22 
23 #ifdef HAVE_CONFIG_H
24 #include "claws-features.h"
25 #endif
26 
27 #include <glib.h>
28 
29 #include "session.h"
30 
31 typedef struct _SMTPSession	SMTPSession;
32 
33 #define SMTP_SESSION(obj)	((SMTPSession *)obj)
34 
35 #define MESSAGEBUFSIZE		8192
36 
37 typedef enum
38 {
39 	SM_OK			= 0,
40 	SM_ERROR		= 128,
41 	SM_UNRECOVERABLE	= 129,
42 	SM_AUTHFAIL		= 130
43 } SMTPErrorValue;
44 
45 typedef enum
46 {
47 	ESMTP_8BITMIME	= 1 << 0,
48 	ESMTP_SIZE	= 1 << 1,
49 	ESMTP_ETRN	= 1 << 2
50 } ESMTPFlag;
51 
52 typedef enum
53 {
54 	SMTPAUTH_LOGIN      = 1 << 0,
55 	SMTPAUTH_CRAM_MD5   = 1 << 1,
56 	SMTPAUTH_DIGEST_MD5 = 1 << 2,
57 	SMTPAUTH_TLS_AVAILABLE = 1 << 3,
58 	SMTPAUTH_PLAIN      = 1 << 4,
59 	SMTPAUTH_OAUTH2     = 1 << 5
60 } SMTPAuthType;
61 
62 typedef enum
63 {
64 	SMTP_READY,
65 	SMTP_HELO,
66 	SMTP_EHLO,
67 	SMTP_STARTTLS,
68 	SMTP_FROM,
69 	SMTP_AUTH,
70 	SMTP_AUTH_LOGIN_USER,
71 	SMTP_AUTH_LOGIN_PASS,
72 	SMTP_AUTH_CRAM_MD5,
73 	SMTP_AUTH_PLAIN,
74 	SMTP_AUTH_OAUTH2,
75 	SMTP_RCPT,
76 	SMTP_DATA,
77 	SMTP_SEND_DATA,
78 	SMTP_EOM,
79 	SMTP_RSET,
80 	SMTP_QUIT,
81 	SMTP_ERROR,
82 	SMTP_DISCONNECTED,
83 	SMTP_MAIL_SENT_OK,
84 
85 	N_SMTP_PHASE
86 } SMTPState;
87 
88 struct _SMTPSession
89 {
90 	Session session;
91 
92 	SMTPState state;
93 
94 	gchar *hostname;
95 
96 	gchar *user;
97 	gchar *pass;
98 
99 	gchar *from;
100 	GSList *to_list;
101 	GSList *cur_to;
102 
103 	guchar *send_data;
104 	guint send_data_len;
105 
106 	gint max_message_size;
107 
108 	SMTPAuthType avail_auth_type;
109 	SMTPAuthType forced_auth_type;
110 	SMTPAuthType auth_type;
111 
112 	SMTPErrorValue error_val;
113 	gchar *error_msg;
114 	gboolean is_esmtp;
115 	ESMTPFlag esmtp_flags;
116 
117 	void *dialog;
118 
119 #ifdef USE_GNUTLS
120 	gboolean tls_init_done;
121 #endif
122 };
123 
124 Session *smtp_session_new	(void *prefs_account);
125 gint smtp_from(SMTPSession *session);
126 gint smtp_quit(SMTPSession *session);
127 
128 #endif /* __SMTP_H__ */
129