From 91adebe749beb0dc23cacaea316cb2b724776aad Mon Sep 17 00:00:00 2001 From: Andrew Bartlett Date: Wed, 13 Jun 2007 05:44:24 +0000 Subject: r23456: Update Samba4 to current lorikeet-heimdal. Andrew Bartlett (This used to be commit ae0f81ab235c72cceb120bcdeb051a483cf3cc4f) --- source4/heimdal/lib/hcrypto/rc4.c | 82 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 82 insertions(+) create mode 100755 source4/heimdal/lib/hcrypto/rc4.c (limited to 'source4/heimdal/lib/hcrypto/rc4.c') diff --git a/source4/heimdal/lib/hcrypto/rc4.c b/source4/heimdal/lib/hcrypto/rc4.c new file mode 100755 index 0000000000..edaf37ddc4 --- /dev/null +++ b/source4/heimdal/lib/hcrypto/rc4.c @@ -0,0 +1,82 @@ +/* + * Copyright (c) 2004 Kungliga Tekniska Högskolan + * (Royal Institute of Technology, Stockholm, Sweden). + * 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. Neither the name of the Institute nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``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 INSTITUTE OR CONTRIBUTORS 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. + */ + +/* implemented from description in draft-kaukonen-cipher-arcfour-03.txt */ + +#ifdef HAVE_CONFIG_H +#include "config.h" + +RCSID("$Id: rc4.c 13640 2004-03-25 16:40:59Z lha $"); +#endif + +#include + +#define SWAP(k,x,y) \ +{ unsigned int _t; \ + _t = k->state[x]; \ + k->state[x] = k->state[y]; \ + k->state[y] = _t; \ +} + +void +RC4_set_key(RC4_KEY *key, const int len, unsigned char *data) +{ + int i, j; + + for (i = 0; i < 256; i++) + key->state[i] = i; + for (i = 0, j = 0; i < 256; i++) { + j = (j + key->state[i] + data[i % len]) % 256; + SWAP(key, i, j); + } + key->x = key->y = 0; +} + +void +RC4(RC4_KEY *key, const int len, const unsigned char *in, unsigned char *out) +{ + int i, t; + unsigned x, y; + + x = key->x; + y = key->y; + for (i = 0; i < len; i++) { + x = (x + 1) % 256; + y = (y + key->state[x]) % 256; + SWAP(key, x, y); + t = (key->state[x] + key->state[y]) % 256; + *out++ = key->state[t] ^ *in++; + } + key->x = x; + key->y = y; +} -- cgit From a925f039ee382df0f3be434108416bab0d17e8c0 Mon Sep 17 00:00:00 2001 From: Stefan Metzmacher Date: Fri, 1 Aug 2008 07:08:51 +0200 Subject: heimdal: update to lorikeet-heimdal rev 801 metze (This used to be commit d6c54a66fb23c784ef221a3c1cf766b72bdb5a0b) --- source4/heimdal/lib/hcrypto/rc4.c | 0 1 file changed, 0 insertions(+), 0 deletions(-) mode change 100755 => 100644 source4/heimdal/lib/hcrypto/rc4.c (limited to 'source4/heimdal/lib/hcrypto/rc4.c') diff --git a/source4/heimdal/lib/hcrypto/rc4.c b/source4/heimdal/lib/hcrypto/rc4.c old mode 100755 new mode 100644 -- cgit From 243321b4bbe273cf3a9105ca132caa2b53e2f263 Mon Sep 17 00:00:00 2001 From: Stefan Metzmacher Date: Tue, 26 Aug 2008 19:35:52 +0200 Subject: heimdal: import heimdal's trunk svn rev 23697 + lorikeet-heimdal patches This is based on f56a3b1846c7d462542f2e9527f4d0ed8a34748d in my heimdal-wip repo. metze (This used to be commit 467a1f2163a63cdf1a4c83a69473db50e8794f53) --- source4/heimdal/lib/hcrypto/rc4.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'source4/heimdal/lib/hcrypto/rc4.c') diff --git a/source4/heimdal/lib/hcrypto/rc4.c b/source4/heimdal/lib/hcrypto/rc4.c index edaf37ddc4..7b97ab1947 100644 --- a/source4/heimdal/lib/hcrypto/rc4.c +++ b/source4/heimdal/lib/hcrypto/rc4.c @@ -36,7 +36,7 @@ #ifdef HAVE_CONFIG_H #include "config.h" -RCSID("$Id: rc4.c 13640 2004-03-25 16:40:59Z lha $"); +RCSID("$Id$"); #endif #include -- cgit