f65b218085
obscene, or - as they say in New York - sophisticated, add pam_echo(8) and pam_exec(8) to our ever-lengthening roster of PAM modules. Sponsored by: DARPA, NAI Labs.
127 lines
3.7 KiB
C
127 lines
3.7 KiB
C
/*-
|
|
* Copyright (c) 2001 Networks Associates Technology, Inc.
|
|
* All rights reserved.
|
|
*
|
|
* This software was developed for the FreeBSD Project by ThinkSec AS and
|
|
* NAI Labs, the Security Research Division of Network Associates, Inc.
|
|
* under DARPA/SPAWAR contract N66001-01-C-8035 ("CBOSS"), as part of the
|
|
* DARPA CHATS research program.
|
|
*
|
|
* 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. The name of the author may not be used to endorse or promote
|
|
* products derived from this software without specific prior written
|
|
* permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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.
|
|
*/
|
|
|
|
#include <sys/cdefs.h>
|
|
__FBSDID("$FreeBSD$");
|
|
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
|
|
#include <security/pam_appl.h>
|
|
#include <security/pam_modules.h>
|
|
#include <security/openpam.h>
|
|
|
|
static int
|
|
_pam_echo(pam_handle_t *pamh, int flags,
|
|
int argc, const char *argv[])
|
|
{
|
|
struct pam_message msg;
|
|
const struct pam_message *msgp;
|
|
const struct pam_conv *pamc;
|
|
struct pam_response *resp;
|
|
size_t len;
|
|
int i, pam_err;
|
|
|
|
if (flags & PAM_SILENT)
|
|
return (PAM_SUCCESS);
|
|
pam_err = pam_get_item(pamh, PAM_CONV, (const void **)&pamc);
|
|
if (pam_err != PAM_SUCCESS)
|
|
return (pam_err);
|
|
for (i = 0, len = 0; i < argc; ++i)
|
|
len += strlen(argv[i]) + 1;
|
|
if ((msg.msg = malloc(len)) == NULL)
|
|
return (PAM_BUF_ERR);
|
|
for (i = 0, len = 0; i < argc; ++i)
|
|
len += sprintf(msg.msg + len, "%s%s", i ? " " : "", argv[i]);
|
|
msg.msg[len] = '\0';
|
|
msg.msg_style = PAM_TEXT_INFO;
|
|
msgp = &msg;
|
|
resp = NULL;
|
|
pam_err = (pamc->conv)(1, &msgp, &resp, pamc->appdata_ptr);
|
|
free(resp);
|
|
free(msg.msg);
|
|
return (pam_err);
|
|
}
|
|
|
|
PAM_EXTERN int
|
|
pam_sm_authenticate(pam_handle_t *pamh, int flags,
|
|
int argc, const char *argv[])
|
|
{
|
|
|
|
return (_pam_echo(pamh, flags, argc, argv));
|
|
}
|
|
|
|
PAM_EXTERN int
|
|
pam_sm_setcred(pam_handle_t *pamh, int flags,
|
|
int argc, const char *argv[])
|
|
{
|
|
|
|
return (_pam_echo(pamh, flags, argc, argv));
|
|
}
|
|
|
|
PAM_EXTERN int
|
|
pam_sm_acct_mgmt(pam_handle_t *pamh, int flags,
|
|
int argc, const char *argv[])
|
|
{
|
|
|
|
return (_pam_echo(pamh, flags, argc, argv));
|
|
}
|
|
|
|
PAM_EXTERN int
|
|
pam_sm_open_session(pam_handle_t *pamh, int flags,
|
|
int argc, const char *argv[])
|
|
{
|
|
|
|
return (_pam_echo(pamh, flags, argc, argv));
|
|
}
|
|
|
|
PAM_EXTERN int
|
|
pam_sm_close_session(pam_handle_t *pamh, int flags,
|
|
int argc, const char *argv[])
|
|
{
|
|
|
|
return (_pam_echo(pamh, flags, argc, argv));
|
|
}
|
|
|
|
PAM_EXTERN int
|
|
pam_sm_chauthtok(pam_handle_t *pamh, int flags,
|
|
int argc, const char *argv[])
|
|
{
|
|
|
|
return (_pam_echo(pamh, flags, argc, argv));
|
|
}
|
|
|
|
PAM_MODULE_ENTRY("pam_echo");
|