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path: root/kmicromail/libetpan/smtp/mailsmtp_socket.c
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diff --git a/kmicromail/libetpan/smtp/mailsmtp_socket.c b/kmicromail/libetpan/smtp/mailsmtp_socket.c
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+/*
+ * libEtPan! -- a mail stuff library
+ *
+ * Copyright (C) 2001, 2002 - DINH Viet Hoa
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the libEtPan! project nor the names of its
+ * contributors may be used to endorse or promote products derived
+ * from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+/*
+ * $Id$
+ */
+
+#include "mailsmtp_socket.h"
+
+#include "mailsmtp.h"
+
+#include "connect.h"
+#include <netinet/in.h>
+#include <unistd.h>
+
+#define DEFAULT_SMTP_PORT 25
+#define SERVICE_NAME_SMTP "smtp"
+#define SERVICE_TYPE_TCP "tcp"
+
+int mailsmtp_socket_connect(mailsmtp * session,
+ const char * server, uint16_t port)
+{
+ int s;
+ mailstream * stream;
+
+ if (port == 0) {
+ port = mail_get_service_port(SERVICE_NAME_SMTP, SERVICE_TYPE_TCP);
+ if (port == 0)
+ port = DEFAULT_SMTP_PORT;
+ port = ntohs(port);
+ }
+
+ /* Connection */
+
+ s = mail_tcp_connect(server, port);
+ if (s == -1)
+ return MAILSMTP_ERROR_CONNECTION_REFUSED;
+
+ stream = mailstream_socket_open(s);
+ if (stream == NULL) {
+ close(s);
+ return MAILSMTP_ERROR_MEMORY;
+ }
+
+ return mailsmtp_connect(session, stream);
+}
+
+int mailsmtp_socket_starttls(mailsmtp * session) {
+ int r;
+ int fd;
+ mailstream_low * low;
+ mailstream_low * new_low;
+
+ r = mailesmtp_starttls(session);
+ if (r != MAILSMTP_NO_ERROR)
+ return r;
+
+ low = mailstream_get_low(session->stream);
+ fd = mailstream_low_get_fd(low);
+ if (fd == -1)
+ return MAILSMTP_ERROR_STREAM;
+
+ new_low = mailstream_low_ssl_open(fd);
+ if (new_low == NULL)
+ return MAILSMTP_ERROR_STREAM;
+
+ mailstream_low_free(low);
+ mailstream_set_low(session->stream, new_low);
+
+ return MAILSMTP_NO_ERROR;
+}