From 69b69aa50d0effadc8b7e9c564f7a2ee223ac6b5 Mon Sep 17 00:00:00 2001 From: Damien Miller Date: Sat, 28 Oct 2000 14:19:58 +1100 Subject: - (djm) Sync with OpenBSD: - markus@cvs.openbsd.org 2000/10/16 15:46:32 [ssh.1] fixes from pekkas@netcore.fi - markus@cvs.openbsd.org 2000/10/17 14:28:11 [atomicio.c] return number of characters processed; ok deraadt@ - markus@cvs.openbsd.org 2000/10/18 12:04:02 [atomicio.c] undo - markus@cvs.openbsd.org 2000/10/18 12:23:02 [scp.c] replace atomicio(read,...) with read(); ok deraadt@ - markus@cvs.openbsd.org 2000/10/18 12:42:00 [session.c] restore old record login behaviour - deraadt@cvs.openbsd.org 2000/10/19 10:41:13 [auth-skey.c] fmt string problem in unused code - provos@cvs.openbsd.org 2000/10/19 10:45:16 [sshconnect2.c] don't reference freed memory. okay deraadt@ - markus@cvs.openbsd.org 2000/10/21 11:04:23 [canohost.c] typo, eramore@era-t.ericsson.se; ok niels@ - markus@cvs.openbsd.org 2000/10/23 13:31:55 [cipher.c] non-alignment dependent swap_bytes(); from simonb@wasabisystems.com/netbsd - markus@cvs.openbsd.org 2000/10/26 12:38:28 [compat.c] add older vandyke products - markus@cvs.openbsd.org 2000/10/27 01:32:19 [channels.c channels.h clientloop.c serverloop.c session.c] [ssh.c util.c] enable non-blocking IO on channels, and tty's (except for the client ttys). - markus@cvs.openbsd.org 2000/10/27 01:48:22 channels.c channels.h clientloop.c deny agent/x11 forwarding unless requested; thanks to jwl@pobox.com --- cipher.c | 39 ++++++++++++++++----------------------- 1 file changed, 16 insertions(+), 23 deletions(-) (limited to 'cipher.c') diff --git a/cipher.c b/cipher.c index b9c1b28a..65cde473 100644 --- a/cipher.c +++ b/cipher.c @@ -35,7 +35,7 @@ */ #include "includes.h" -RCSID("$OpenBSD: cipher.c,v 1.36 2000/10/14 10:01:15 markus Exp $"); +RCSID("$OpenBSD: cipher.c,v 1.37 2000/10/23 19:31:54 markus Exp $"); #include "ssh.h" #include "xmalloc.h" @@ -218,28 +218,21 @@ blowfish_cbc_decrypt(CipherContext *cc, u_char *dest, const u_char *src, * and after encryption/decryption. Thus the swap_bytes stuff (yuk). */ static void -swap_bytes(const unsigned char *src, unsigned char *dst_, int n) -{ - /* dst must be properly aligned. */ - u_int32_t *dst = (u_int32_t *) dst_; - union { - u_int32_t i; - char c[4]; - } t; - - /* Process 8 bytes every lap. */ - for (n = n / 8; n > 0; n--) { - t.c[3] = *src++; - t.c[2] = *src++; - t.c[1] = *src++; - t.c[0] = *src++; - *dst++ = t.i; - - t.c[3] = *src++; - t.c[2] = *src++; - t.c[1] = *src++; - t.c[0] = *src++; - *dst++ = t.i; +swap_bytes(const unsigned char *src, unsigned char *dst, int n) +{ + char c[4]; + + /* Process 4 bytes every lap. */ + for (n = n / 4; n > 0; n--) { + c[3] = *src++; + c[2] = *src++; + c[1] = *src++; + c[0] = *src++; + + *dst++ = c[0]; + *dst++ = c[1]; + *dst++ = c[2]; + *dst++ = c[3]; } } -- cgit v1.2.3