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Initial revision

    1: /*************************************************************************
    2:  * (C) 2011 AITNET - Sofia/Bulgaria - <office@aitnet.org>
    3:  *  by Michael Pounov <misho@elwix.org>
    4:  *
    5:  * $Author: misho $
    6:  * $Id: ansh.c,v 1.1 2011/10/04 22:37:46 misho Exp $
    7:  *
    8:  *************************************************************************/
    9: #include "global.h"
   10: #include "ansh.h"
   11: 
   12: 
   13: int Verbose, Kill, Crypted = 1;
   14: 
   15: extern char compiled[], compiledby[], compilehost[];
   16: 
   17: static void
   18: Usage()
   19: {
   20: 	printf(	" -= ansh =- ELWIX Layer2 remote management client\n"
   21: 		"=== %s === %s@%s ===\n\n"
   22: 		" Syntax: ansh [options] <connect2host>\n\n"
   23: 		"\t-d <dev>\tBind to host interface, like 'em0' (default is first host interface)\n"
   24: 		"\t-i <id>\tService ID (default is 42)\n"
   25: 		"\t-u\t\tSwitch to unencrypted traffic between hosts\n"
   26: 		"\t-v\t\tVerbose (more -v, more verbosity ...)\n"
   27: 		"\t-h\t\tThis help screen!\n"
   28: 		"\n", compiled, compiledby, compilehost);
   29: }
   30: 
   31: int
   32: main(int argc, char **argv)
   33: {
   34: 	char ch, szDev[STRSIZ] = { 0 };
   35: 	int h, len;
   36: 	u_short id = ANSH_ID;
   37: 	struct ether_addr ea;
   38: 
   39: 	Get1stEth(szDev, STRSIZ);
   40: 
   41: 	while ((ch = getopt(argc, argv, "hvui:d:")) != -1)
   42: 		switch (ch) {
   43: 			case 'd':
   44: 				strlcpy(szDev, optarg, sizeof szDev);
   45: 				break;
   46: 			case 'i':
   47: 				id = strtol(optarg, NULL, 0);
   48: 				break;
   49: 			case 'u':
   50: 				Crypted ^= Crypted;
   51: 				break;
   52: 			case 'v':
   53: 				Verbose++;
   54: 				break;
   55: 			case 'h':
   56: 			default:
   57: 				Usage();
   58: 				return 1;
   59: 		}
   60: 	argc -= optind;
   61: 	argv += optind;
   62: 	if (!argc) {
   63: 		printf("Error:: not specified mac for connect ...\n");
   64: 		return 1;
   65: 	}
   66: 	if (!ether_aton_r(argv[0], &ea)) {
   67: 		printf("Error:: invalid mac ...\n");
   68: 		return 1;
   69: 	}
   70: 
   71: 	h = PrepareL2(szDev, &len);
   72: 	if (h == -1) {
   73: 		printf("Error:: Descriptor not opened ... \n");
   74: 		return 1;
   75: 	}
   76: 
   77: 	ConnectL2(h, id, &ea, len);
   78: 
   79: 	VERB(1) printf("Finish client.\n");
   80: 	close(h);
   81: 	return 0;
   82: }