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/*
* 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, and the entire permission notice in its entirety,
* including the disclaimer of warranties.
* 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.
*
* ALTERNATIVELY, this product may be distributed under the terms of
* the GNU Public License, in which case the provisions of the GPL are
* required INSTEAD OF the above restrictions. (This clause is
* necessary due to a potential bad interaction between the GPL and
* the restrictions contained in a BSD-style copyright.)
*
* THIS SOFTWARE IS PROVIDED ``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 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 <stdio.h>
#include <unistd.h>
#include <security/pam_appl.h>
struct mapping {
int type;
const char *string;
int expected;
};
struct mapping items[] = {
{PAM_SERVICE, "PAM_SERVICE", PAM_SUCCESS},
{PAM_USER, "PAM_USER", 0},
{PAM_TTY, "PAM_TTY", 0},
{PAM_RHOST, "PAM_RHOST", 0},
{PAM_CONV, "PAM_CONV", 0},
{PAM_AUTHTOK, "PAM_AUTHTOK", PAM_BAD_ITEM},
{PAM_OLDAUTHTOK, "PAM_OLDAUTHTOK", PAM_BAD_ITEM},
{PAM_RUSER, "PAM_RUSER", 0},
{PAM_USER_PROMPT, "PAM_USER_PROMPT", 0},
{PAM_FAIL_DELAY, "PAM_FAIL_DELAY", 0}
};
int
main (void)
{
const char *service = "dummy";
const char *user = "root";
struct pam_conv conv;
pam_handle_t *pamh;
int retval, num, i;
const void *value;
/* 1: Call with NULL as pam handle */
retval = pam_get_item (NULL, PAM_SERVICE, &value);
if (retval == PAM_SUCCESS)
{
fprintf (stderr, "pam_get_item (NULL, 0) returned PAM_SUCCESS\n");
return 1;
}
/* setup pam handle */
retval = pam_start (service, user, &conv, &pamh);
if (retval != PAM_SUCCESS)
{
fprintf (stderr, "pam_start (%s, %s, &conv, &pamh) returned %d\n",
service, user, retval);
return 1;
}
/* 2: check for valid item types. Expected return value is
PAM_SUCCESS, except it has to fail. */
num = sizeof(items) / sizeof(struct mapping);
for (i = 0; i < num; i++)
{
retval = pam_get_item (pamh, items[i].type, &value);
if (retval != items[i].expected)
{
fprintf (stderr,
"pam_get_item failed to get value for %s. Returned %d\n",
items[i].string, retval);
return 1;
}
}
/* 3: check for bad item */
retval = pam_get_item (pamh, -1, &value);
if (retval != PAM_BAD_ITEM)
{
fprintf (stderr,
"pam_get_item returned %d when expecting PAM_BAD_ITEM\n",
retval);
return 1;
}
/* 4: check for valid item types, but NULL as value address. */
for (i = 0; i < num; i++)
{
retval = pam_get_item (pamh, items[i].type, NULL);
if (retval != PAM_PERM_DENIED)
{
fprintf (stderr,
"pam_get_item returned %d to get value for %s\n",
retval, items[i].string);
return 1;
}
}
pam_end (pamh, 0);
return 0;
}
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