int mailpop3_socket_connect(mailpop3 * f, const char * server, uint16_t port)
{
int s;
mailstream * stream;
if (port == 0) {
port = mail_get_service_port(SERVICE_NAME_POP3, SERVICE_TYPE_TCP);
if (port == 0)
port = DEFAULT_POP3_PORT;
}
/* Connection */
s = mail_tcp_connect(server, port);
if (s == -1)
return MAILPOP3_ERROR_CONNECTION_REFUSED;
stream = mailstream_socket_open(s);
if (stream == NULL) {
#ifdef WIN32
closesocket(s);
#else
close(s);
#endif
return MAILPOP3_ERROR_MEMORY;
}
return mailpop3_connect(f, stream);
}
static int mailpop3_cfsocket_connect(mailpop3 * f, const char * server, uint16_t port)
{
mailstream * stream;
stream = mailstream_cfstream_open_timeout(server, port, f->pop3_timeout);
if (stream == NULL) {
return MAILPOP3_ERROR_CONNECTION_REFUSED;
}
return mailpop3_connect(f, stream);
}
static int pop3driver_connect_stream(mailsession * session, mailstream * s)
{
int r;
r = mailpop3_connect(get_pop3_session(session), s);
switch (r) {
case MAILPOP3_NO_ERROR:
return MAIL_NO_ERROR_NON_AUTHENTICATED;
default:
return pop3driver_pop3_error_to_mail_error(r);
}
}
static int mailpop3_cfssl_connect_ssl_level(mailpop3 * f, const char * server, uint16_t port, int ssl_level)
{
mailstream * stream;
int r;
stream = mailstream_cfstream_open_timeout(server, port, f->pop3_timeout);
if (stream == NULL) {
return MAILPOP3_ERROR_CONNECTION_REFUSED;
}
mailstream_cfstream_set_ssl_level(stream, ssl_level);
mailstream_cfstream_set_ssl_verification_mask(stream, MAILSTREAM_CFSTREAM_SSL_NO_VERIFICATION);
r = mailstream_cfstream_set_ssl_enabled(stream, 1);
if (r < 0) {
mailstream_close(stream);
return MAILPOP3_ERROR_SSL;
}
return mailpop3_connect(f, stream);
}
int mailpop3_ssl_connect_with_callback(mailpop3 * f, const char * server, uint16_t port,
void (* callback)(struct mailstream_ssl_context * ssl_context, void * data), void * data)
{
int s;
mailstream * stream;
#if HAVE_CFNETWORK
if (mailstream_cfstream_enabled) {
if (callback == NULL) {
return mailpop3_cfssl_connect(f, server, port);
}
}
#endif
if (port == 0) {
port = mail_get_service_port(SERVICE_NAME_POP3S, SERVICE_TYPE_TCP);
if (port == 0)
port = DEFAULT_POP3S_PORT;
}
/* Connection */
s = mail_tcp_connect_timeout(server, port, f->pop3_timeout);
if (s == -1)
return MAILPOP3_ERROR_CONNECTION_REFUSED;
stream = mailstream_ssl_open_with_callback_timeout(s, f->pop3_timeout, callback, data);
if (stream == NULL) {
#ifdef WIN32
closesocket(s);
#else
close(s);
#endif
return MAILPOP3_ERROR_SSL;
}
return mailpop3_connect(f, stream);
}
