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auth.h
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auth.h
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/*
* Copyright (C) 2002 Brent N. Chun <bnc@caltech.edu>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the Free
* Software Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307, USA.
*/
#ifndef __AUTH_H
#define __AUTH_H
#include <sys/types.h>
#include <time.h>
/* Length in bytes of RSA signature */
#define AUTH_RSA_SIGLEN 64
/* Sockname Unix protocol module namespace (add PID) */
#define AUTH_SOCK_PATH "auth-%d-sock"
/* Sockname in Unix protocol module namespace */
#define AUTHD_SOCK_PATH "authd-sock"
/* NOTE: make configurable in configure script and code */
#define AUTH_PUB_KEY "/etc/auth_pub.pem"
#define AUTH_PRIV_KEY "/etc/auth_priv.pem"
typedef struct {
uid_t uid;
gid_t gid;
time_t valid_from;
time_t valid_to;
} credentials;
typedef struct {
unsigned char data[AUTH_RSA_SIGLEN];
} signature;
void auth_init_credentials(credentials *creds, int lifetime);
int auth_get_signature(credentials *creds, signature *creds_sig);
int auth_verify_signature(credentials *creds, signature *creds_sig);
#define AUTH_OK 0
#define AUTH_FOPEN_ERROR -1
#define AUTH_RSA_ERROR -2
#define AUTH_CRED_ERROR -3
#define AUTH_NET_ERROR -4
#endif /* __AUTH_H */