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/*
* active port forwarder - software for secure forwarding
* Copyright (C) 2003-2007 jeremian <jeremian [at] poczta.fm>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
*/
#include <config.h>
#include <stdio.h>
#include <stdlib.h>
#include <assert.h>
#include "usage.h"
#include "network.h"
/*
* Function name: server_short_usage
* Description: Prints the short usage of the afserver.
* Arguments: info - the text printed in the first line
*/
void
server_short_usage(char* info)
{
assert(info != NULL);
printf("\n%s\n\n\n", info);
printf("Try `afserver --help' for more information.\n");
exit(1);
}
/*
* Function name: server_long_usage
* Description: Prints the long usage of the afserver.
* Arguments: info - the text printed in the first line
*/
void
server_long_usage(char* info)
{
assert(info != NULL);
printf("\n%s\n\n\n", info);
printf(" Basic options:\n\n");
printf(" -n, --hostname - it's used when creating listening sockets\n");
printf(" (default: '')\n");
printf(" -l, --listenport - listening [host:]port - users connect to it\n");
printf(" (default: 50127)\n");
printf(" -m, --manageport - manage [host:]port - afclient connects to it\n");
printf(" (default: 50126)\n");
printf(" -V, --version - display version number\n");
printf(" -h, --help - prints this help\n\n");
printf(" Authorization:\n\n");
printf(" --pass - set the password used for client identification\n");
printf(" (default: no password)\n\n");
printf(" Configuration:\n\n");
printf(" -c, --cerfile - the name of the file with certificate\n");
printf(" (default: server-cert.pem)\n");
printf(" -A, --cacerfile - the name of the file with CA certificates\n");
printf(" (if used, require clients to have valid certificates)\n");
printf(" -d, --cerdepth - the maximum depth of valid certificate-chains\n");
printf(" -k, --keyfile - the name of the file with RSA key (default: server.rsa)\n");
printf(" -f, --cfgfile - the name of the file with the configuration for the\n");
printf(" active forwarder (server)\n");
printf(" -D, --dateformat - format of the date printed in logs (see 'man strftime'\n");
printf(" for details) (default: %%Y-%%m-%%d %%H:%%M:%%S)\n");
printf(" -t, --timeout - the timeout value for the client's connection\n");
printf(" (default: 5)\n");
printf(" --maxidle - the maximum idle time for the client's connection\n");
printf(" (default: disabled)\n");
printf(" -u, --users - the amount of users allowed to use this server\n");
printf(" (default: 5)\n");
printf(" -C, --clients - the number of allowed clients to use this server\n");
printf(" (default: 1)\n");
printf(" -r, --realm - set the realm name (default: none)\n");
printf(" -R, --raclients - the number of allowed clients in remote administration\n");
printf(" mode to use this server (default: 1)\n");
printf(" -U, --usrpcli - the number of allowed users per client (default: $users)\n");
printf(" -M, --climode - strategy used to connect users with clients (default: 1)\n");
printf(" Available strategies:\n");
printf(" 1. fill first client before go to next\n\n");
printf(" -p, --proto - type of server (tcp|udp) - what protocol it will be\n");
printf(" operating for (default: tcp)\n");
printf(" -b, --baseport - listenports are temporary and differ for each client\n");
printf(" -a, --audit - additional information about connections are logged\n");
printf(" --nossl - ssl is not used to transfer data (but it's still used\n");
printf(" to establish a connection) (default: ssl is used)\n");
printf(" --nozlib - zlib is not used to compress data (default: zlib is\n");
printf(" used)\n");
printf(" --dnslookups - try to obtain dns names of the computers rather than\n");
printf(" their numeric IP\n\n");
printf(" Logging:\n\n");
printf(" -o, --log - log choosen information to file/socket\n");
printf(" -v, --verbose - to be verbose - program won't enter the daemon mode\n");
printf(" (use several times for greater effect)\n\n");
#ifdef AF_INET6
printf(" IP family:\n\n");
printf(" -4, --ipv4 - use ipv4 only\n");
printf(" -6, --ipv6 - use ipv6 only\n\n");
#endif
exit(0);
}
/*
* Function name: client_short_usage
* Description: Prints the short usage of the afclient.
* Arguments: info - the text printed in the first line
*/
void
client_short_usage(char* info)
{
assert(info != NULL);
printf("\n%s\n\n\n", info);
printf("Try `afclient --help' for more information.\n");
exit(1);
}
/*
* Function name: client_long_usage
* Description: Prints the long usage of the afclient.
* Arguments: info - the text printed in the first line
*/
void
client_long_usage(char* info)
{
assert(info != NULL);
printf("\n%s\n\n\n", info);
printf(" Basic options:\n\n");
printf(" -n, --servername - where the second part of the active\n");
printf(" port forwarder is running (required)\n");
printf(" -m, --manageport - manage port number - server must be\n");
printf(" listening on it (default: 50126)\n");
printf(" -d, --hostname - the name of this host/remote host - the final\n");
printf(" destination of the packets (default: the name\n");
printf(" returned by hostname function)\n");
printf(" -p, --portnum - the port we are forwarding connection to (required)\n");
printf(" --localname - local machine name for connection with afserver\n");
printf(" (used to bind socket to different interfaces)\n");
printf(" --localport - local port name for connection with afserver\n");
printf(" (used to bind socket to different addressees)\n");
printf(" --localdesname - local machine name for connections with destination\n");
printf(" application (used to bind socket to different interfaces)\n");
printf(" -V, --version - display version number\n");
printf(" -h, --help - prints this help\n\n");
printf(" Authorization:\n\n");
printf(" -i, --id - sends the id string to afserver\n");
printf(" --pass - set the password used for client identification\n");
printf(" (default: no password)\n");
printf(" --ignorepkeys - ignore invalid server's public keys\n\n");
printf(" Configuration:\n\n");
printf(" -k, --keyfile - the name of the file with RSA key (default: client.rsa)\n");
printf(" -c, --cerfile - the name of the file with certificate\n");
printf(" (default: no certificate used)\n");
printf(" -f, --cfgfile - the name of the file with the configuration for the\n");
printf(" active forwarder (client)\n");
printf(" -s, --storefile - the name of the file with stored public keys\n");
printf(" (default: known_hosts)\n");
printf(" -D, --dateformat - format of the date printed in logs (see 'man strftime'\n");
printf(" for details) (default: %%Y-%%m-%%d %%H:%%M:%%S)\n");
printf(" -K, --keep-alive N - send keepalive packets every N seconds\n");
printf(" (default: not send keepalive packets)\n\n");
printf(" Auto-reconnection:\n\n");
printf(" --ar-start - enable auto-reconnection when afserver is not\n");
printf(" reachable on start (default: disabled)\n");
printf(" --ar-quit - enable auto-reconnection after normal afserver quit\n");
printf(" (default: disabled)\n");
printf(" --noar - disable auto-reconnection after premature afserver\n");
printf(" quit (default: enabled)\n");
printf(" -A, --ar-tries N - try N times to reconnect (default: unlimited)\n");
printf(" -T, --ar-delay N - wait N seconds between reconnect tries (default: 5)\n\n");
printf(" Modes:\n\n");
printf(" -u, --udpmode - udp mode - client will use udp protocol to\n");
printf(" communicate with the hostname:portnum\n");
printf(" -U, --reverseudp - reverse udp forwarding. Udp packets will be forwarded\n");
printf(" from hostname:portnum to the server name:manageport\n");
printf(" -r, --remoteadmin - remote administration mode. (using '-p #port' will\n");
printf(" force afclient to use port rather than stdin-stdout)\n\n");
printf(" Logging:\n\n");
printf(" -o, --log - log choosen information to file/socket\n");
printf(" -v, --verbose - to be verbose - program won't enter the daemon mode\n");
printf(" (use several times for greater effect)\n\n");
#ifdef AF_INET6
printf(" IP family:\n\n");
printf(" -4, --ipv4 - use ipv4 only\n");
printf(" -6, --ipv6 - use ipv6 only\n\n");
#endif
#ifdef HAVE_LIBDL
printf(" Modules:\n\n");
printf(" -l, --load - load a module for user's packets filtering\n");
printf(" -L, --Load - load a module for service's packets filtering\n\n");
#endif
exit(0);
}
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