162 lines
4.6 KiB
C
162 lines
4.6 KiB
C
/*-
|
|
* Copyright (c) 2001 Networks Associates Technology, Inc.
|
|
* All rights reserved.
|
|
*
|
|
* This software was developed for the FreeBSD Project by ThinkSec AS and
|
|
* Network Associates Laboratories, 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.
|
|
*
|
|
* $P4: //depot/projects/openpam/lib/openpam_impl.h#19 $
|
|
*/
|
|
|
|
#ifndef _OPENPAM_IMPL_H_INCLUDED
|
|
#define _OPENPAM_IMPL_H_INCLUDED
|
|
|
|
#include <security/openpam.h>
|
|
|
|
extern const char *_pam_func_name[PAM_NUM_PRIMITIVES];
|
|
extern const char *_pam_sm_func_name[PAM_NUM_PRIMITIVES];
|
|
extern const char *_pam_err_name[PAM_NUM_ERRORS];
|
|
|
|
/*
|
|
* Control flags
|
|
*/
|
|
#define PAM_REQUIRED 1
|
|
#define PAM_REQUISITE 2
|
|
#define PAM_SUFFICIENT 3
|
|
#define PAM_OPTIONAL 4
|
|
#define PAM_BINDING 5
|
|
#define PAM_NUM_CONTROLFLAGS 6
|
|
|
|
/*
|
|
* Chains
|
|
*/
|
|
#define PAM_AUTH 0
|
|
#define PAM_ACCOUNT 1
|
|
#define PAM_SESSION 2
|
|
#define PAM_PASSWORD 3
|
|
#define PAM_NUM_CHAINS 4
|
|
|
|
typedef struct pam_chain pam_chain_t;
|
|
struct pam_chain {
|
|
pam_module_t *module;
|
|
int flag;
|
|
int optc;
|
|
char **optv;
|
|
pam_chain_t *next;
|
|
};
|
|
|
|
typedef struct pam_data pam_data_t;
|
|
struct pam_data {
|
|
char *name;
|
|
void *data;
|
|
void (*cleanup)(pam_handle_t *, void *, int);
|
|
pam_data_t *next;
|
|
};
|
|
|
|
struct pam_handle {
|
|
char *service;
|
|
|
|
/* chains */
|
|
pam_chain_t *chains[PAM_NUM_CHAINS];
|
|
pam_chain_t *current;
|
|
int primitive;
|
|
|
|
/* items and data */
|
|
void *item[PAM_NUM_ITEMS];
|
|
pam_data_t *module_data;
|
|
|
|
/* environment list */
|
|
char **env;
|
|
int env_count;
|
|
int env_size;
|
|
};
|
|
|
|
#ifdef NGROUPS_MAX
|
|
#define PAM_SAVED_CRED "pam_saved_cred"
|
|
struct pam_saved_cred {
|
|
uid_t euid;
|
|
gid_t egid;
|
|
gid_t groups[NGROUPS_MAX];
|
|
int ngroups;
|
|
};
|
|
#endif
|
|
|
|
#define PAM_OTHER "other"
|
|
|
|
int openpam_configure(pam_handle_t *, const char *);
|
|
int openpam_dispatch(pam_handle_t *, int, int);
|
|
int openpam_findenv(pam_handle_t *, const char *, size_t);
|
|
int openpam_add_module(pam_chain_t **, int, int,
|
|
const char *, int, const char **);
|
|
void openpam_clear_chains(pam_chain_t **);
|
|
|
|
#ifdef OPENPAM_STATIC_MODULES
|
|
pam_module_t *openpam_static(const char *);
|
|
#endif
|
|
pam_module_t *openpam_dynamic(const char *);
|
|
|
|
#ifdef DEBUG
|
|
#define ENTER() openpam_log(PAM_LOG_DEBUG, "entering")
|
|
#define RETURNV() openpam_log(PAM_LOG_DEBUG, "returning")
|
|
#define RETURNC(c) do { \
|
|
if ((c) >= 0 && (c) < PAM_NUM_ERRORS) \
|
|
openpam_log(PAM_LOG_DEBUG, "returning %s", _pam_err_name[c]); \
|
|
else \
|
|
openpam_log(PAM_LOG_DEBUG, "returning %d!", (c)); \
|
|
return (c); \
|
|
} while (0)
|
|
#define RETURNI(i) do { \
|
|
openpam_log(PAM_LOG_DEBUG, "returning %d", (i)); \
|
|
return (i); \
|
|
} while (0)
|
|
#define RETURNP(p) do { \
|
|
if ((p) == NULL) \
|
|
openpam_log(PAM_LOG_DEBUG, "returning NULL"); \
|
|
else \
|
|
openpam_log(PAM_LOG_DEBUG, "returning %p", (p)); \
|
|
return (p); \
|
|
} while (0)
|
|
#define RETURNS(s) do { \
|
|
if ((s) == NULL) \
|
|
openpam_log(PAM_LOG_DEBUG, "returning NULL"); \
|
|
else \
|
|
openpam_log(PAM_LOG_DEBUG, "returning '%s'", (s)); \
|
|
return (s); \
|
|
} while (0)
|
|
#else
|
|
#define ENTER()
|
|
#define RETURNV() return
|
|
#define RETURNC(c) return (c)
|
|
#define RETURNI(i) return (i)
|
|
#define RETURNP(p) return (p)
|
|
#define RETURNS(s) return (s)
|
|
#endif
|
|
|
|
#endif
|