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pam/modules/pam_debug/pam_debug.c
Daniel Baumann 82f0236850
Adding upstream version 1.7.0.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
2025-06-21 06:53:43 +02:00

102 lines
2.4 KiB
C

/*
* pam_debug module
*
* Written by Andrew Morgan <morgan@kernel.org> 2001/02/04
*
* This module is intended as a debugging aide for determining how
* the PAM stack is operating.
*/
#include "config.h"
#include <stdio.h>
#include <security/pam_modules.h>
#include <security/_pam_macros.h>
#include <security/pam_ext.h>
#define _PAM_ACTION_UNDEF (-10)
#include "../../libpam/pam_tokens.h"
#define DEFAULT_USER "nobody"
/* --- authentication management functions --- */
static void state(pam_handle_t *pamh, const char *text)
{
if (pam_info(pamh, "%s", text) != PAM_SUCCESS) {
D(("pam_info failed"));
}
}
static int parse_args(int retval, const char *event,
pam_handle_t *pamh, int argc, const char **argv)
{
int i;
for (i=0; i<argc; ++i) {
size_t length = strlen(event);
if (!strncmp(event, argv[i], length) && (argv[i][length] == '=')) {
int j;
const char *return_string = argv[i] + (length+1);
for (j=0; j<_PAM_RETURN_VALUES; ++j) {
if (!strcmp(return_string, _pam_token_returns[j])) {
retval = j;
state(pamh, argv[i]);
break;
}
}
break;
}
}
return retval;
}
int pam_sm_authenticate(pam_handle_t *pamh, int flags UNUSED,
int argc, const char **argv)
{
return parse_args(PAM_SUCCESS, "auth", pamh, argc, argv);
}
int pam_sm_setcred(pam_handle_t *pamh, int flags UNUSED,
int argc, const char **argv)
{
return parse_args(PAM_SUCCESS, "cred", pamh, argc, argv);
}
/* --- account management functions --- */
int pam_sm_acct_mgmt(pam_handle_t *pamh, int flags UNUSED,
int argc, const char **argv)
{
return parse_args(PAM_SUCCESS, "acct", pamh, argc, argv);
}
/* --- password management --- */
int pam_sm_chauthtok(pam_handle_t *pamh, int flags UNUSED,
int argc, const char **argv)
{
if (flags & PAM_PRELIM_CHECK) {
return parse_args(PAM_SUCCESS, "prechauthtok", pamh, argc, argv);
} else {
return parse_args(PAM_SUCCESS, "chauthtok", pamh, argc, argv);
}
}
/* --- session management --- */
int pam_sm_open_session(pam_handle_t *pamh, int flags UNUSED,
int argc, const char **argv)
{
return parse_args(PAM_SUCCESS, "open_session", pamh, argc, argv);
}
int pam_sm_close_session(pam_handle_t *pamh, int flags UNUSED,
int argc, const char **argv)
{
return parse_args(PAM_SUCCESS, "close_session", pamh, argc, argv);
}
/* end of module definition */