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locks; strict; comment @# @; 1.2 date 2009.02.11.08.06.17; author obache; state Exp; branches; next 1.1; 1.1 date 2006.03.30.13.51.29; author salo; state Exp; branches; next ; desc @@ 1.2 log @* detection of endian in bytesex.h is not enough, use result of byteorder.h. * replace hard coded user and mode for hping-suid option with SPECIAL_PERMS. * replace remaining of hard coded "man" with ${PKGMANDIR}. * add DESTDIR support. * merge patch-a{e,g}, both for same file. * patch to replace __sun__ with __sun for portability, pkglint(1) said. * also regen other patches with mkpatches(1). @ text @$NetBSD: patch-am,v 1.1 2006/03/30 13:51:29 salo Exp $ --- sendtcp.c.orig 2002-06-17 15:56:42.000000000 +0000 +++ sendtcp.c @@@@ -26,10 +26,12 @@@@ void send_tcp(void) char *packet, *data; struct mytcphdr *tcp; struct pseudohdr *pseudoheader; - unsigned char *tstamp; + unsigned char *opts; + if (opt_tcp_mss) + tcp_opt_size += 4; if (opt_tcp_timestamp) - tcp_opt_size = 12; + tcp_opt_size += 12; packet_size = TCPHDR_SIZE + tcp_opt_size + data_size; packet = malloc(PSEUDOHDR_SIZE + packet_size); @@@@ -39,7 +41,7 @@@@ void send_tcp(void) } pseudoheader = (struct pseudohdr*) packet; tcp = (struct mytcphdr*) (packet+PSEUDOHDR_SIZE); - tstamp = (unsigned char*) (packet+PSEUDOHDR_SIZE+TCPHDR_SIZE); + opts = (unsigned char*) (packet+PSEUDOHDR_SIZE+TCPHDR_SIZE); data = (char*) (packet+PSEUDOHDR_SIZE+TCPHDR_SIZE+tcp_opt_size); memset(packet, 0, PSEUDOHDR_SIZE+packet_size); @@@@ -62,14 +64,24 @@@@ void send_tcp(void) tcp->th_win = htons(src_winsize); tcp->th_flags = tcp_th_flags; + /* tcp MSS option */ + if (opt_tcp_mss) { + opts[0] = 2; + opts[1] = 4; /* 4 bytes, kind+len+MSS */ + opts[2] = tcp_mss >> 8; + opts[3] = tcp_mss & 0xff; + opts += 4; + } + /* tcp timestamp option */ if (opt_tcp_timestamp) { __u32 randts = rand() ^ (rand() << 16); - tstamp[0] = tstamp[1] = 1; /* NOOP */ - tstamp[2] = 8; - tstamp[3] = 10; /* 10 bytes, kind+len+T1+T2 */ - memcpy(tstamp+4, &randts, 4); /* random */ - memset(tstamp+8, 0, 4); /* zero */ + opts[0] = opts[1] = 1; /* NOOP */ + opts[2] = 8; + opts[3] = 10; /* 10 bytes, kind+len+T1+T2 */ + memcpy(opts+4, &randts, 4); /* random */ + memset(opts+8, 0, 4); /* zero */ + opts += 12; } /* data */ @ 1.1 log @Update to hping2, release candidate 3 Changes: - don't install hping suid root by default, add "hping-suid" option. - add bunch on patches from Pavel Kankovsky namely: add --flood and --tcp-mss options (self-explanatory), some checksum and interface binding fixes and warning fixes 2.0.0rc3: ======= FIX: Fix for interface guessing with aliases on BSD Thanks and FIX: fixed cksum.c. Bad outgoing packet checksum with some packet. Thanks to Brett Eldridge . ADD: scan mode (--scan) ADD: A rc4-based PRNG to use with --rand-source and --rand-dest FIX: Fix -I option for BSD/Apple ADD: Add support for BSDI and MacOSX (thanks Dennis Opacki and Jan-Hinrich Fessel ) ADD: A few useful ICMP options ADD: Add support for : WLAN (Fabian Melzow ) ATM (Debian bug #193436, thanks to Domenico Andreoli) Token Ring (jim.r.halfpenny@@britishairways.com) ADD: MacOSX patches (Hans-Joachim Knobloch ) FIX: --rand-source patches from Quentin Garnier . ensure randomness . do not stop on errors when using a E or D class address (BSD only?) @ text @d1 1 a1 1 $NetBSD$ d3 3 a5 3 --- sendtcp.c.orig 2002-06-17 17:56:42.000000000 +0200 +++ sendtcp.c 2005-11-05 21:51:35.000000000 +0100 @@@@ -26,10 +26,12 @@@@ d20 1 a20 1 @@@@ -39,7 +41,7 @@@@ d29 1 a29 1 @@@@ -62,14 +64,24 @@@@ @