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And I think I have all the bits right from the OpenBSD tree. 20001222 - Updated RCSID for pty.c - (bal) OpenBSD CVS Updates: - markus@cvs.openbsd.org 2000/12/21 15:10:16 [auth-rh-rsa.c hostfile.c hostfile.h sshconnect.c] print keyfile:line for changed hostkeys, for deraadt@, ok deraadt@ - markus@cvs.openbsd.org 2000/12/20 19:26:56 [authfile.c] allow ssh -i userkey for root - markus@cvs.openbsd.org 2000/12/20 19:37:21 [authfd.c authfd.h kex.c sshconnect2.c sshd.c uidswap.c uidswap.h] fix prototypes; from stevesk@pobox.com - markus@cvs.openbsd.org 2000/12/20 19:32:08 [sshd.c] init pointer to NULL; report from Jan.Ivan@cern.ch - markus@cvs.openbsd.org 2000/12/19 23:17:54 [auth-krb4.c auth-options.c auth-options.h auth-rhosts.c auth-rsa.c auth1.c auth2-skey.c auth2.c authfd.c authfd.h authfile.c bufaux.c bufaux.h buffer.c canohost.c channels.c clientloop.c compress.c crc32.c deattack.c getput.h hmac.c hmac.h hostfile.c kex.c kex.h key.c key.h log.c login.c match.c match.h mpaux.c mpaux.h packet.c packet.h radix.c readconf.c rsa.c scp.c servconf.c servconf.h serverloop.c session.c sftp-server.c ssh-agent.c ssh-dss.c ssh-dss.h ssh-keygen.c ssh-keyscan.c ssh-rsa.c ssh-rsa.h ssh.c ssh.h uuencode.c uuencode.h sshconnect1.c sshconnect2.c sshd.c tildexpand.c] replace 'unsigned bla' with 'u_bla' everywhere. also replace 'char unsigned' with u_char.
45 lines
1.3 KiB
C
45 lines
1.3 KiB
C
/*
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* Author: Tatu Ylonen <ylo@cs.hut.fi>
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* Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
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* All rights reserved
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* This file contains various auxiliary functions related to multiple
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* precision integers.
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*
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* As far as I am concerned, the code I have written for this software
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* can be used freely for any purpose. Any derived versions of this
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* software must be clearly marked as such, and if the derived work is
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* incompatible with the protocol description in the RFC file, it must be
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* called by a name other than "ssh" or "Secure Shell".
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*/
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#include "includes.h"
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RCSID("$OpenBSD: mpaux.c,v 1.15 2000/12/19 23:17:57 markus Exp $");
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#include <openssl/bn.h>
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#include "getput.h"
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#include "xmalloc.h"
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#include <openssl/md5.h>
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void
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compute_session_id(u_char session_id[16],
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u_char cookie[8],
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BIGNUM* host_key_n,
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BIGNUM* session_key_n)
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{
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u_int host_key_bytes = BN_num_bytes(host_key_n);
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u_int session_key_bytes = BN_num_bytes(session_key_n);
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u_int bytes = host_key_bytes + session_key_bytes;
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u_char *buf = xmalloc(bytes);
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MD5_CTX md;
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BN_bn2bin(host_key_n, buf);
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BN_bn2bin(session_key_n, buf + host_key_bytes);
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MD5_Init(&md);
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MD5_Update(&md, buf, bytes);
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MD5_Update(&md, cookie, 8);
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MD5_Final(session_id, &md);
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memset(buf, 0, bytes);
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xfree(buf);
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}
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