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57c30117c1
[atomicio.c auth-bsdauth.c auth-chall.c auth-options.c auth-passwd.c]
[auth-rh-rsa.c auth-rhosts.c auth-rsa.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-bf1.c]
[cipher-ctr.c cipher.c cleanup.c clientloop.c compat.c compress.c]
[deattack.c dh.c dispatch.c fatal.c groupaccess.c hostfile.c kex.c]
[kexdh.c kexdhc.c kexdhs.c kexgex.c kexgexc.c kexgexs.c key.c log.c]
[mac.c match.c md-sha256.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-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]
Put $OpenBSD$ tags back (as comments) to replace the RCSID()s that
Theo nuked - our scripts to sync -portable need them in the files
85 lines
2.2 KiB
C
85 lines
2.2 KiB
C
/* $OpenBSD: md-sha256.c,v 1.3 2006/03/25 13:17:02 djm Exp $ */
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/*
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* Copyright (c) 2005 Damien Miller <djm@openbsd.org>
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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/* EVP wrapper for SHA256 */
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#include "includes.h"
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#include <openssl/opensslv.h>
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#if !defined(HAVE_EVP_SHA256) && (OPENSSL_VERSION_NUMBER >= 0x00907000L)
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#include <string.h>
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#include <openssl/evp.h>
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#ifdef HAVE_SHA256_UPDATE
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# ifdef HAVE_SHA2_H
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# include <sha2.h>
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# elif defined(HAVE_CRYPTO_SHA2_H)
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# include <crypto/sha2.h>
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# endif
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#endif
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const EVP_MD *evp_ssh_sha256(void);
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static int
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ssh_sha256_init(EVP_MD_CTX *ctxt)
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{
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SHA256_Init(ctxt->md_data);
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return (1);
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}
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static int
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ssh_sha256_update(EVP_MD_CTX *ctxt, const void *data, unsigned long len)
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{
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SHA256_Update(ctxt->md_data, data, len);
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return (1);
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}
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static int
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ssh_sha256_final(EVP_MD_CTX *ctxt, unsigned char *digest)
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{
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SHA256_Final(digest, ctxt->md_data);
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return (1);
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}
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static int
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ssh_sha256_cleanup(EVP_MD_CTX *ctxt)
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{
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memset(ctxt->md_data, 0, sizeof(SHA256_CTX));
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return (1);
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}
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const EVP_MD *
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evp_ssh_sha256(void)
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{
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static EVP_MD ssh_sha256;
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memset(&ssh_sha256, 0, sizeof(ssh_sha256));
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ssh_sha256.type = NID_undef;
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ssh_sha256.md_size = SHA256_DIGEST_LENGTH;
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ssh_sha256.init = ssh_sha256_init;
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ssh_sha256.update = ssh_sha256_update;
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ssh_sha256.final = ssh_sha256_final;
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ssh_sha256.cleanup = ssh_sha256_cleanup;
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ssh_sha256.block_size = SHA256_BLOCK_LENGTH;
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ssh_sha256.ctx_size = sizeof(SHA256_CTX);
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return (&ssh_sha256);
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}
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#endif /* !defined(HAVE_EVP_SHA256) && (OPENSSL_VERSION_NUMBER >= 0x00907000L) */
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