login.c
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/* GNU Mailutils -- a suite of utilities for electronic mail
Copyright (C) 1999, 2001-2002, 2006-2012 Free Software Foundation,
Inc.
GNU Mailutils 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 3, or (at your option)
any later version.
GNU Mailutils 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 GNU Mailutils. If not, see <http://www.gnu.org/licenses/>. */
#include "imap4d.h"
/*
6.2.2. LOGIN Command
Arguments: user name
password
Responses: no specific responses for this command
Result: OK - login completed, now in authenticated state
NO - login failure: user name or password rejected
BAD - command unknown or arguments invalid
*/
int
imap4d_login (struct imap4d_session *session,
struct imap4d_command *command, imap4d_tokbuf_t tok)
{
char *username, *pass;
int rc;
if (login_disabled || session->tls_mode == tls_required)
return io_completion_response (command, RESP_NO, "Command disabled");
if (imap4d_tokbuf_argc (tok) != 4)
return io_completion_response (command, RESP_BAD, "Invalid arguments");
username = imap4d_tokbuf_getarg (tok, IMAP4_ARG_1);
pass = imap4d_tokbuf_getarg (tok, IMAP4_ARG_2);
auth_data = mu_get_auth_by_name (username);
if (auth_data == NULL)
{
mu_diag_output (MU_DIAG_INFO, _("user `%s' nonexistent"), username);
return io_completion_response (command, RESP_NO,
"User name or passwd rejected");
}
rc = mu_authenticate (auth_data, pass);
openlog (MU_LOG_TAG (), LOG_PID, mu_log_facility);
if (rc)
{
mu_diag_output (MU_DIAG_INFO, _("login failed: %s"), username);
return io_completion_response (command, RESP_NO,
"User name or passwd rejected");
}
if (imap4d_session_setup0 ())
return io_completion_response (command, RESP_NO,
"User name or passwd rejected");
return io_completion_response (command, RESP_OK, "Completed");
}