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/*
* Copyright (C) 1999-2001,2005 Brendan Cully <brendan@kublai.com>
*
* 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
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
/* IMAP login/authentication code */
#if HAVE_CONFIG_H
# include "config.h"
#endif
#include "mutt.h"
#include "imap_private.h"
#include "auth.h"
/* this is basically a stripped-down version of the cram-md5 method. */
imap_auth_res_t imap_auth_anon (IMAP_DATA* idata, const char* method)
{
int rc;
if (!mutt_bit_isset (idata->capabilities, AUTH_ANON))
return IMAP_AUTH_UNAVAIL;
if (mutt_account_getuser (&idata->conn->account))
return IMAP_AUTH_FAILURE;
if (idata->conn->account.user[0] != '\0')
return IMAP_AUTH_UNAVAIL;
mutt_message _("Authenticating (anonymous)...");
imap_cmd_start (idata, "AUTHENTICATE ANONYMOUS");
do
rc = imap_cmd_step (idata);
while (rc == IMAP_CMD_CONTINUE);
if (rc != IMAP_CMD_RESPOND)
{
dprint (1, (debugfile, "Invalid response from server.\n"));
goto bail;
}
mutt_socket_write (idata->conn, "ZHVtbXkK\r\n"); /* base64 ("dummy") */
do
rc = imap_cmd_step (idata);
while (rc == IMAP_CMD_CONTINUE);
if (rc != IMAP_CMD_OK)
{
dprint (1, (debugfile, "Error receiving server response.\n"));
goto bail;
}
if (imap_code (idata->buf))
return IMAP_AUTH_SUCCESS;
bail:
mutt_error _("Anonymous authentication failed.");
mutt_sleep (2);
return IMAP_AUTH_FAILURE;
}
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