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/* $OpenBSD: photurisd.c,v 1.12 2001/07/07 18:26:18 deraadt Exp $ */
/*
* Copyright 1997-2000 Niels Provos <provos@citi.umich.edu>
* All rights reserved.
*
* 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. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by Niels Provos.
* 4. 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 ``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.
*/
/*
* photurisd.c: photuris daemon and stuff.
*/
#ifndef lint
static char rcsid[] = "$OpenBSD: photurisd.c,v 1.12 2001/07/07 18:26:18 deraadt Exp $";
#endif
#define _PHOTURIS_C_
#include <stdio.h>
#include <stdlib.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <signal.h>
#include <errno.h>
#include <string.h>
#include <unistd.h>
#include "config.h"
#include "photuris.h"
#include "server.h"
#include "buffer.h"
#include "cookie.h"
#include "identity.h"
#include "spi.h"
#include "packet.h"
#include "schedule.h"
#include "log.h"
#ifdef IPSEC
#include "attributes.h"
#include "kernel.h"
#endif
static int init_vars(void);
static void usage(void);
static void
usage(void)
{
FILE *f = stderr;
fprintf(f, "usage: photurisd [-cvi] [-d directory] [-p port]\n");
fprintf(f, "\t-c check primes on startup\n");
fprintf(f, "\t-i ignore startup file %s\n", PHOTURIS_STARTUP);
fprintf(f, "\t-d specifies the startup dir\n");
fprintf(f, "\t-p specifies the local port to bind to\n");
exit(1);
}
static int
init_vars(void)
{
global_schemes = NULL;
global_schemesize = 0;
config_file = NULL;
attrib_file = NULL;
if ((config_file = calloc(1, sizeof(PHOTURIS_CONFIG))) == NULL)
log_fatal("no memory in init_vars()" );
strcpy(config_file, PHOTURIS_CONFIG);
if ((secret_file = calloc(1, sizeof(PHOTURIS_SECRET))) == NULL)
log_fatal("no memory in init_vars()" );
strcpy(secret_file, PHOTURIS_SECRET);
if ((attrib_file = calloc(1, sizeof(PHOTURIS_ATTRIB))) == NULL)
log_fatal("no memory in init_vars()");
strcpy(attrib_file, PHOTURIS_ATTRIB);
reset_secret();
max_retries = MAX_RETRIES;
retrans_timeout = RETRANS_TIMEOUT;
exchange_timeout = EXCHANGE_TIMEOUT;
exchange_lifetime = EXCHANGE_LIFETIME;
spi_lifetime = SPI_LIFETIME;
return 1;
}
int
main(int argc, char **argv)
{
int ch;
int primes = 0, ignore = 0;
char *dir = PHOTURIS_DIR;
#ifdef USE_DEBUG
int cls, level = 0;
#endif
daemon_mode = 0;
global_port = 0;
log_init();
while ((ch = getopt(argc, argv, "D:cid:p:")) != -1)
switch((char)ch) {
case 'c':
primes = 1;
break;
#ifdef USE_DEBUG
case 'D':
if (sscanf(optarg, "%d=%d", &cls, &level) != 2) {
if (sscanf(optarg, "A=%d", &level) == 1) {
for (cls = 0; cls < LOG_ENDCLASS; cls++)
log_debug_cmd(cls, level);
} else
log_print("parse_args: -D argument unparseable: %s", optarg);
}
else
log_debug_cmd(cls, level);
break;
#endif /* USE_DEBUG */
case 'i':
ignore = 1;
break;
case 'd':
dir = optarg;
break;
case 'p':
global_port = atoi(optarg);
break;
case '?':
default:
usage();
}
if (chdir(dir) == -1)
log_fatal("chdir(\"%s\") in main()", dir);
argc -= optind;
argv += optind;
spi_init();
state_init();
init_vars();
init_times();
init_moduli(primes);
init_schemes();
#ifndef USE_DEBUG
init_signals();
if (fork())
exit(0);
daemon_mode = 1;
#endif /* USE_DEBUG */
#ifdef IPSEC
init_kernel();
#endif
/* Depends on the available attributes in the kernel, init_kernel() */
init_attributes();
if (init_identities(NULL,NULL) == -1)
exit(1);
init_schedule();
init_server();
/* Startup preconfigured exchanges */
if(!ignore)
init_startup();
server();
exit(0);
}
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