/*
* Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
- * Copyright (C) 1999-2003 Hiroyuki Yamamoto
+ * Copyright (C) 1999-2004 Hiroyuki Yamamoto
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
static gint smtp_rcpt(SMTPSession *session);
static gint smtp_data(SMTPSession *session);
static gint smtp_send_data(SMTPSession *session);
-static gint smtp_rset(SMTPSession *session);
+/* static gint smtp_rset(SMTPSession *session); */
static gint smtp_quit(SMTPSession *session);
static gint smtp_eom(SMTPSession *session);
SMTPSession *session;
session = g_new0(SMTPSession, 1);
+
+ session_init(SESSION(session));
+
SESSION(session)->type = SESSION_SMTP;
- SESSION(session)->server = NULL;
- SESSION(session)->port = 0;
- SESSION(session)->sock = NULL;
- SESSION(session)->state = SESSION_READY;
- SESSION(session)->data = NULL;
SESSION(session)->recv_msg = smtp_session_recv_msg;
session->send_data = NULL;
session->send_data_len = 0;
+ session->max_message_size = -1;
+
session->avail_auth_type = 0;
session->forced_auth_type = 0;
session->auth_type = 0;
+ session->error_val = SM_OK;
+ session->error_msg = NULL;
+
return SESSION(session);
}
g_free(smtp_session->from);
g_free(smtp_session->send_data);
+
+ g_free(smtp_session->error_msg);
}
static gint smtp_from(SMTPSession *session)
{
gchar buf[MSGBUFSIZE];
+ gchar *mail_size = NULL;
g_return_val_if_fail(session->from != NULL, SM_ERROR);
session->state = SMTP_FROM;
+
+ if (session->is_esmtp)
+ mail_size = g_strdup_printf(" SIZE=%d", session->send_data_len);
+ else
+ mail_size = g_strdup("");
+
if (strchr(session->from, '<'))
- g_snprintf(buf, sizeof(buf), "MAIL FROM: %s", session->from);
+ g_snprintf(buf, sizeof(buf), "MAIL FROM:%s%s", session->from,
+ mail_size);
else
- g_snprintf(buf, sizeof(buf), "MAIL FROM: <%s>", session->from);
+ g_snprintf(buf, sizeof(buf), "MAIL FROM:<%s>%s", session->from,
+ mail_size);
+
+ g_free(mail_size);
session_send_msg(SESSION(session), SESSION_MSG_NORMAL, buf);
- log_print("SMTP> %s\n", buf);
+ log_print("%sSMTP> %s\n", (session->is_esmtp?"E":""), buf);
return SM_OK;
}
const gchar *p = msg;
p += 3;
if (*p == '-' || *p == ' ') p++;
- if (g_strncasecmp(p, "AUTH", 4) == 0) {
+ if (g_ascii_strncasecmp(p, "AUTH", 4) == 0) {
p += 5;
if (strcasestr(p, "LOGIN"))
session->avail_auth_type |= SMTPAUTH_LOGIN;
if (strcasestr(p, "DIGEST-MD5"))
session->avail_auth_type |= SMTPAUTH_DIGEST_MD5;
}
+ if (g_ascii_strncasecmp(p, "SIZE", 4) == 0) {
+ p += 5;
+ session->max_message_size = atoi(p);
+ }
return SM_OK;
} else if ((msg[0] == '1' || msg[0] == '2' || msg[0] == '3') &&
(msg[3] == ' ' || msg[3] == '\0'))
to = (gchar *)session->cur_to->data;
if (strchr(to, '<'))
- g_snprintf(buf, sizeof(buf), "RCPT TO: %s", to);
+ g_snprintf(buf, sizeof(buf), "RCPT TO:%s", to);
else
- g_snprintf(buf, sizeof(buf), "RCPT TO: <%s>", to);
+ g_snprintf(buf, sizeof(buf), "RCPT TO:<%s>", to);
session_send_msg(SESSION(session), SESSION_MSG_NORMAL, buf);
log_print("SMTP> %s\n", buf);
return SM_OK;
}
+#if 0
static gint smtp_rset(SMTPSession *session)
{
session->state = SMTP_RSET;
return SM_OK;
}
+#endif
static gint smtp_quit(SMTPSession *session)
{
SMTPSession *smtp_session = SMTP_SESSION(session);
gboolean cont = FALSE;
- if (strlen(msg) < 4)
+ if (strlen(msg) < 4) {
+ log_warning(_("bad SMTP response\n"));
return -1;
+ }
- log_print("SMTP< %s\n", msg);
+ switch (smtp_session->state) {
+ case SMTP_EHLO:
+ case SMTP_STARTTLS:
+ case SMTP_AUTH:
+ case SMTP_AUTH_LOGIN_USER:
+ case SMTP_AUTH_LOGIN_PASS:
+ case SMTP_AUTH_CRAM_MD5:
+ log_print("ESMTP< %s\n", msg);
+ break;
+ default:
+ log_print("SMTP< %s\n", msg);
+ break;
+ }
if (msg[0] == '5' && msg[1] == '0' &&
(msg[2] == '4' || msg[2] == '3' || msg[2] == '1')) {
+ log_warning(_("error occurred on SMTP session\n"));
smtp_session->state = SMTP_ERROR;
+ smtp_session->error_val = SM_ERROR;
+ g_free(smtp_session->error_msg);
+ smtp_session->error_msg = g_strdup(msg);
+ return -1;
+ }
+
+ if (!strncmp(msg, "535", 3)) {
+ log_warning(_("error occurred on authentication\n"));
+ smtp_session->state = SMTP_ERROR;
+ smtp_session->error_val = SM_AUTHFAIL;
+ g_free(smtp_session->error_msg);
+ smtp_session->error_msg = g_strdup(msg);
return -1;
}
if (msg[0] != '1' && msg[0] != '2' && msg[0] != '3') {
+ log_warning(_("error occurred on SMTP session\n"));
smtp_session->state = SMTP_ERROR;
+ smtp_session->error_val = SM_ERROR;
+ g_free(smtp_session->error_msg);
+ smtp_session->error_msg = g_strdup(msg);
return -1;
}
if (msg[3] == '-')
cont = TRUE;
else if (msg[3] != ' ' && msg[3] != '\0') {
+ log_warning(_("bad SMTP response\n"));
smtp_session->state = SMTP_ERROR;
+ smtp_session->error_val = SM_UNRECOVERABLE;
return -1;
}
/* ignore all multiline responses except for EHLO */
if (cont && smtp_session->state != SMTP_EHLO)
- return 1;
+ return session_recv_msg(session);
switch (smtp_session->state) {
case SMTP_READY:
+ if (strstr(msg, "ESMTP"))
+ smtp_session->is_esmtp = TRUE;
case SMTP_CONNECTED:
#if USE_OPENSSL
- if (smtp_session->user || session->ssl_type != SSL_NONE)
+ if (smtp_session->user || session->ssl_type != SSL_NONE ||
+ smtp_session->is_esmtp)
#else
- if (smtp_session->user)
+ if (smtp_session->user || smtp_session->is_esmtp)
#endif
smtp_ehlo(smtp_session);
else
smtp_ehlo_recv(smtp_session, msg);
if (cont == TRUE)
break;
+ if (smtp_session->max_message_size > 0
+ && smtp_session->max_message_size <
+ smtp_session->send_data_len) {
+ log_warning(_("Message is too big "
+ "(Maximum size is %s)\n"),
+ to_human_readable(
+ (off_t)(smtp_session->max_message_size)));
+ smtp_session->state = SMTP_ERROR;
+ smtp_session->error_val = SM_ERROR;
+ return -1;
+ }
#if USE_OPENSSL
if (session->ssl_type == SSL_STARTTLS &&
smtp_session->tls_init_done == FALSE) {
break;
case SMTP_STARTTLS:
#if USE_OPENSSL
- if (session_start_tls(session) < 0)
+ if (session_start_tls(session) < 0) {
+ log_warning(_("can't start TLS session\n"));
+ smtp_session->state = SMTP_ERROR;
+ smtp_session->error_val = SM_ERROR;
return -1;
+ }
smtp_session->tls_init_done = TRUE;
smtp_ehlo(smtp_session);
#endif
break;
case SMTP_ERROR:
default:
+ log_warning(_("error occurred on SMTP session\n"));
+ smtp_session->error_val = SM_ERROR;
return -1;
}
if (cont)
- return 1;
+ return session_recv_msg(session);
return 0;
}