static int
starttls (void)
{
if (args_info.imap_flag)
return imap_starttls ();
if (args_info.smtp_flag)
return smtp_starttls ();
return 1;
}
/*
* Connect to the server, login to the IMAP server, get it's capabilities, get
* the namespace of the mailboxes.
*/
int
request_login(const char *server, const char *port, const char *ssl,
const char *user, const char *pass)
{
int r = -1, rg = -1;
session *s;
if ((s = session_find(server, port, user)))
return STATUS_RESPONSE_NONE;
s = session_new();
s->server = xstrdup(server);
s->port = xstrdup(port);
s->username = xstrdup(user);
if (ssl && strncasecmp(ssl, "tls1", 4) &&
strncasecmp(ssl, "ssl3", 4) && strncasecmp(ssl, "ssl2", 4))
ssl = NULL;
if (open_connection(s, server, port, ssl) == -1)
goto fail;
if ((rg = response_greeting(s)) == -1)
goto fail;
if (opts.debug)
if (response_generic(s, imap_noop(s)) == -1)
goto fail;
if (response_capability(s, imap_capability(s)) == -1)
goto fail;
#ifndef NO_SSLTLS
if (!ssl && s->capabilities & CAPABILITY_STARTTLS &&
get_option_boolean("starttls"))
switch (response_generic(s, imap_starttls(s))) {
case STATUS_RESPONSE_OK:
if (open_secure_connection(s, server, port, "tls1")
== -1)
goto fail;
if (response_capability(s, imap_capability(s)) == -1)
goto fail;
break;
case -1:
goto fail;
break;
}
#endif
if (rg != STATUS_RESPONSE_PREAUTH) {
#ifndef NO_CRAMMD5
if (s->capabilities & CAPABILITY_CRAMMD5 &&
get_option_boolean("crammd5")) {
if ((r = auth_cram_md5(s, user, pass)) == -1)
goto fail;
}
#endif
if (r != STATUS_RESPONSE_OK &&
(r = response_generic(s, imap_login(s, user, pass))) == -1)
goto fail;
if (r == STATUS_RESPONSE_NO) {
error("username %s or password rejected at %s\n",
user, server);
goto fail;
}
} else {
r = STATUS_RESPONSE_PREAUTH;
}
if (response_capability(s, imap_capability(s)) == -1)
goto fail;
if (s->capabilities & CAPABILITY_NAMESPACE &&
get_option_boolean("namespace")) {
if (response_namespace(s, imap_namespace(s)) == -1)
goto fail;
}
return r;
fail:
close_connection(s);
session_destroy(s);
return -1;
}
