openssh/cipher-acss.c
Damien Miller b0fb6872ed - deraadt@cvs.openbsd.org 2006/03/19 18:51:18
[atomicio.c auth-bsdauth.c auth-chall.c auth-krb5.c auth-options.c]
     [auth-pam.c auth-passwd.c auth-rh-rsa.c auth-rhosts.c auth-rsa.c]
     [auth-shadow.c auth-skey.c auth.c auth1.c auth2-chall.c]
     [auth2-hostbased.c auth2-kbdint.c auth2-none.c auth2-passwd.c]
     [auth2-pubkey.c auth2.c authfd.c authfile.c bufaux.c buffer.c]
     [canohost.c channels.c cipher-3des1.c cipher-acss.c cipher-aes.c]
     [cipher-bf1.c cipher-ctr.c cipher.c cleanup.c clientloop.c compat.c]
     [compress.c deattack.c dh.c dispatch.c dns.c entropy.c fatal.c]
     [groupaccess.c hostfile.c includes.h kex.c kexdh.c kexdhc.c]
     [kexdhs.c kexgex.c kexgexc.c kexgexs.c key.c log.c loginrec.c]
     [loginrec.h logintest.c mac.c match.c md-sha256.c md5crypt.c misc.c]
     [monitor.c monitor_fdpass.c monitor_mm.c monitor_wrap.c msg.c]
     [nchan.c packet.c progressmeter.c readconf.c readpass.c rsa.c]
     [scard.c scp.c servconf.c serverloop.c session.c sftp-client.c]
     [sftp-common.c sftp-glob.c sftp-server.c sftp.c ssh-add.c]
     [ssh-agent.c ssh-dss.c ssh-keygen.c ssh-keyscan.c ssh-keysign.c]
     [ssh-rand-helper.c ssh-rsa.c ssh.c sshconnect.c sshconnect1.c]
     [sshconnect2.c sshd.c sshlogin.c sshpty.c sshtty.c ttymodes.c]
     [uidswap.c uuencode.c xmalloc.c openbsd-compat/bsd-arc4random.c]
     [openbsd-compat/bsd-closefrom.c openbsd-compat/bsd-cygwin_util.c]
     [openbsd-compat/bsd-getpeereid.c openbsd-compat/bsd-misc.c]
     [openbsd-compat/bsd-nextstep.c openbsd-compat/bsd-snprintf.c]
     [openbsd-compat/bsd-waitpid.c openbsd-compat/fake-rfc2553.c]
     RCSID() can die
2006-03-26 00:03:21 +11:00

83 lines
2.1 KiB
C

/*
* Copyright (c) 2004 The OpenBSD project
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include "includes.h"
#include <openssl/evp.h>
#if !defined(EVP_CTRL_SET_ACSS_MODE) && (OPENSSL_VERSION_NUMBER >= 0x00907000L)
#include "acss.h"
#define data(ctx) ((EVP_ACSS_KEY *)(ctx)->cipher_data)
typedef struct {
ACSS_KEY ks;
} EVP_ACSS_KEY;
#define EVP_CTRL_SET_ACSS_MODE 0xff06
#define EVP_CTRL_SET_ACSS_SUBKEY 0xff07
static int
acss_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
const unsigned char *iv, int enc)
{
acss_setkey(&data(ctx)->ks,key,enc,ACSS_DATA);
return 1;
}
static int
acss_ciph(EVP_CIPHER_CTX *ctx, unsigned char *out, const unsigned char *in,
unsigned int inl)
{
acss(&data(ctx)->ks,inl,in,out);
return 1;
}
static int
acss_ctrl(EVP_CIPHER_CTX *ctx, int type, int arg, void *ptr)
{
switch(type) {
case EVP_CTRL_SET_ACSS_MODE:
data(ctx)->ks.mode = arg;
return 1;
case EVP_CTRL_SET_ACSS_SUBKEY:
acss_setsubkey(&data(ctx)->ks,(unsigned char *)ptr);
return 1;
default:
return -1;
}
}
const EVP_CIPHER *
evp_acss(void)
{
static EVP_CIPHER acss_cipher;
memset(&acss_cipher, 0, sizeof(EVP_CIPHER));
acss_cipher.nid = NID_undef;
acss_cipher.block_size = 1;
acss_cipher.key_len = 5;
acss_cipher.init = acss_init_key;
acss_cipher.do_cipher = acss_ciph;
acss_cipher.ctx_size = sizeof(EVP_ACSS_KEY);
acss_cipher.ctrl = acss_ctrl;
return (&acss_cipher);
}
#endif