Delete bundled copy of OpenSSL and replace with README.

openssl/crypto/evp/openbsd_hw.c

Index: openssl/crypto/evp/openbsd_hw.c
diff --git a/openssl/crypto/evp/openbsd_hw.c b/openssl/crypto/evp/openbsd_hw.c
deleted file mode 100644
index 3831a5731e9cd5340daccff94d64146403f34af4..0000000000000000000000000000000000000000
--- a/openssl/crypto/evp/openbsd_hw.c
+++ /dev/null
@@ -1,446 +0,0 @@
-/* Written by Ben Laurie, 2001 */
-/*
- * Copyright (c) 2001 The OpenSSL Project.  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. All advertising materials mentioning features or use of this
- *    software must display the following acknowledgment:
- *    "This product includes software developed by the OpenSSL Project
- *    for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
- *
- * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
- *    endorse or promote products derived from this software without
- *    prior written permission. For written permission, please contact
- *    openssl-core@openssl.org.
- *
- * 5. Products derived from this software may not be called "OpenSSL"
- *    nor may "OpenSSL" appear in their names without prior written
- *    permission of the OpenSSL Project.
- *
- * 6. Redistributions of any form whatsoever must retain the following
- *    acknowledgment:
- *    "This product includes software developed by the OpenSSL Project
- *    for use in the OpenSSL Toolkit (http://www.openssl.org/)"
- *
- * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
- * EXPRESSED 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 OpenSSL PROJECT OR
- * ITS 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.
- */
-
-#include <openssl/evp.h>
-#include <openssl/objects.h>
-#include <openssl/rsa.h>
-#include "evp_locl.h"
-
-/* This stuff should now all be supported through
- * crypto/engine/hw_openbsd_dev_crypto.c unless I botched it up */
-static void *dummy=&dummy;
-
-#if 0
-
-/* check flag after OpenSSL headers to ensure make depend works */
-#ifdef OPENSSL_OPENBSD_DEV_CRYPTO
-
-#include <fcntl.h>
-#include <stdio.h>
-#include <errno.h>
-#include <sys/ioctl.h>
-#include <crypto/cryptodev.h>
-#include <unistd.h>
-#include <assert.h>
-
-/* longest key supported in hardware */
-#define MAX_HW_KEY	24
-#define MAX_HW_IV	8
-
-#define MD5_DIGEST_LENGTH	16
-#define MD5_CBLOCK		64
-
-static int fd;
-static int dev_failed;
-
-typedef struct session_op session_op;
-
-#define CDATA(ctx) EVP_C_DATA(session_op,ctx)
-
-static void err(const char *str)
-    {
-    fprintf(stderr,"%s: errno %d\n",str,errno);
-    }
-
-static int dev_crypto_init(session_op *ses)
-    {
-    if(dev_failed)
-	return 0;
-    if(!fd)
-	{
-	int cryptodev_fd;
-
-        if ((cryptodev_fd=open("/dev/crypto",O_RDWR,0)) < 0)
-	    {
-	    err("/dev/crypto");
-	    dev_failed=1;
-	    return 0;
-	    }
-        if (ioctl(cryptodev_fd,CRIOGET,&fd) == -1)
-	    {
-	    err("CRIOGET failed");
-	    close(cryptodev_fd);
-	    dev_failed=1;
-	    return 0;
-	    }
-	close(cryptodev_fd);
-	}
-    assert(ses);
-    memset(ses,'\0',sizeof *ses);
-
-    return 1;
-    }
-
-static int dev_crypto_cleanup(EVP_CIPHER_CTX *ctx)
-    {
-    if(ioctl(fd,CIOCFSESSION,&CDATA(ctx)->ses) == -1)
-	err("CIOCFSESSION failed");
-
-    OPENSSL_free(CDATA(ctx)->key);
-
-    return 1;
-    }
-
-static int dev_crypto_init_key(EVP_CIPHER_CTX *ctx,int cipher,
-			       const unsigned char *key,int klen)
-    {
-    if(!dev_crypto_init(CDATA(ctx)))
-	return 0;
-
-    CDATA(ctx)->key=OPENSSL_malloc(MAX_HW_KEY);
-
-    assert(ctx->cipher->iv_len <= MAX_HW_IV);
-
-    memcpy(CDATA(ctx)->key,key,klen);
-    
-    CDATA(ctx)->cipher=cipher;
-    CDATA(ctx)->keylen=klen;
-
-    if (ioctl(fd,CIOCGSESSION,CDATA(ctx)) == -1)
-	{
-	err("CIOCGSESSION failed");
-	return 0;
-	}
-    return 1;
-    }
-
-static int dev_crypto_cipher(EVP_CIPHER_CTX *ctx,unsigned char *out,
-			     const unsigned char *in,unsigned int inl)
-    {
-    struct crypt_op cryp;
-    unsigned char lb[MAX_HW_IV];
-
-    if(!inl)
-	return 1;
-
-    assert(CDATA(ctx));
-    assert(!dev_failed);
-
-    memset(&cryp,'\0',sizeof cryp);
-    cryp.ses=CDATA(ctx)->ses;
-    cryp.op=ctx->encrypt ? COP_ENCRYPT : COP_DECRYPT;
-    cryp.flags=0;
-    cryp.len=inl;
-    assert((inl&(ctx->cipher->block_size-1)) == 0);
-    cryp.src=(caddr_t)in;
-    cryp.dst=(caddr_t)out;
-    cryp.mac=0;
-    if(ctx->cipher->iv_len)
-	cryp.iv=(caddr_t)ctx->iv;
-
-    if(!ctx->encrypt)
-	memcpy(lb,&in[cryp.len-ctx->cipher->iv_len],ctx->cipher->iv_len);
-
-    if(ioctl(fd, CIOCCRYPT, &cryp) == -1)
-	{
-	if(errno == EINVAL) /* buffers are misaligned */
-	    {
-	    unsigned int cinl=0;
-	    char *cin=NULL;
-	    char *cout=NULL;
-
-	    /* NB: this can only make cinl != inl with stream ciphers */
-	    cinl=(inl+3)/4*4;
-
-	    if(((unsigned long)in&3) || cinl != inl)
-		{
-		cin=OPENSSL_malloc(cinl);
-		memcpy(cin,in,inl);
-		cryp.src=cin;
-		}
-
-	    if(((unsigned long)out&3) || cinl != inl)
-		{
-		cout=OPENSSL_malloc(cinl);
-		cryp.dst=cout;
-		}
-
-	    cryp.len=cinl;
-
-	    if(ioctl(fd, CIOCCRYPT, &cryp) == -1)
-		{
-		err("CIOCCRYPT(2) failed");
-		printf("src=%p dst=%p\n",cryp.src,cryp.dst);
-		abort();
-		return 0;
-		}
-		
-	    if(cout)
-		{
-		memcpy(out,cout,inl);
-		OPENSSL_free(cout);
-		}
-	    if(cin)
-		OPENSSL_free(cin);
-	    }
-	else 
-	    {	    
-	    err("CIOCCRYPT failed");
-	    abort();
-	    return 0;
-	    }
-	}
-
-    if(ctx->encrypt)
-	memcpy(ctx->iv,&out[cryp.len-ctx->cipher->iv_len],ctx->cipher->iv_len);
-    else
-	memcpy(ctx->iv,lb,ctx->cipher->iv_len);
-
-    return 1;
-    }
-
-static int dev_crypto_des_ede3_init_key(EVP_CIPHER_CTX *ctx,
-					const unsigned char *key,
-					const unsigned char *iv, int enc)
-    { return dev_crypto_init_key(ctx,CRYPTO_3DES_CBC,key,24); }
-
-#define dev_crypto_des_ede3_cbc_cipher dev_crypto_cipher
-
-BLOCK_CIPHER_def_cbc(dev_crypto_des_ede3, session_op, NID_des_ede3, 8, 24, 8,
-		     0, dev_crypto_des_ede3_init_key,
-		     dev_crypto_cleanup, 
-		     EVP_CIPHER_set_asn1_iv,
-		     EVP_CIPHER_get_asn1_iv,
-		     NULL)
-
-static int dev_crypto_rc4_init_key(EVP_CIPHER_CTX *ctx,
-					const unsigned char *key,
-					const unsigned char *iv, int enc)
-    { return dev_crypto_init_key(ctx,CRYPTO_ARC4,key,16); }
-
-static const EVP_CIPHER r4_cipher=
-    {
-    NID_rc4,
-    1,16,0,	/* FIXME: key should be up to 256 bytes */
-    EVP_CIPH_VARIABLE_LENGTH,
-    dev_crypto_rc4_init_key,
-    dev_crypto_cipher,
-    dev_crypto_cleanup,
-    sizeof(session_op),
-    NULL,
-    NULL,
-    NULL
-    };
-
-const EVP_CIPHER *EVP_dev_crypto_rc4(void)
-    { return &r4_cipher; }
-
-typedef struct
-    {
-    session_op sess;
-    char *data;
-    int len;
-    unsigned char md[EVP_MAX_MD_SIZE];
-    } MD_DATA;
-
-static int dev_crypto_init_digest(MD_DATA *md_data,int mac)
-    {
-    if(!dev_crypto_init(&md_data->sess))
-	return 0;
-
-    md_data->len=0;
-    md_data->data=NULL;
-
-    md_data->sess.mac=mac;
-
-    if (ioctl(fd,CIOCGSESSION,&md_data->sess) == -1)
-	{
-	err("CIOCGSESSION failed");
-	return 0;
-	}
-    return 1;
-    }
-
-static int dev_crypto_cleanup_digest(MD_DATA *md_data)
-    {
-    if (ioctl(fd,CIOCFSESSION,&md_data->sess.ses) == -1)
-	{
-	err("CIOCFSESSION failed");
-	return 0;
-	}
-
-    return 1;
-    }
-
-/* FIXME: if device can do chained MACs, then don't accumulate */
-/* FIXME: move accumulation to the framework */
-static int dev_crypto_md5_init(EVP_MD_CTX *ctx)
-    { return dev_crypto_init_digest(ctx->md_data,CRYPTO_MD5); }
-
-static int do_digest(int ses,unsigned char *md,const void *data,int len)
-    {
-    struct crypt_op cryp;
-    static unsigned char md5zero[16]=
-	{
-	0xd4,0x1d,0x8c,0xd9,0x8f,0x00,0xb2,0x04,
-	0xe9,0x80,0x09,0x98,0xec,0xf8,0x42,0x7e
-	};
-
-    /* some cards can't do zero length */
-    if(!len)
-	{
-	memcpy(md,md5zero,16);
-	return 1;
-	}
-
-    memset(&cryp,'\0',sizeof cryp);
-    cryp.ses=ses;
-    cryp.op=COP_ENCRYPT;/* required to do the MAC rather than check it */
-    cryp.len=len;
-    cryp.src=(caddr_t)data;
-    cryp.dst=(caddr_t)data; // FIXME!!!
-    cryp.mac=(caddr_t)md;
-
-    if(ioctl(fd, CIOCCRYPT, &cryp) == -1)
-	{
-	if(errno == EINVAL) /* buffer is misaligned */
-	    {
-	    char *dcopy;
-
-	    dcopy=OPENSSL_malloc(len);
-	    memcpy(dcopy,data,len);
-	    cryp.src=dcopy;
-	    cryp.dst=cryp.src; // FIXME!!!
-
-	    if(ioctl(fd, CIOCCRYPT, &cryp) == -1)
-		{
-		err("CIOCCRYPT(MAC2) failed");
-		abort();
-		return 0;
-		}
-	    OPENSSL_free(dcopy);
-	    }
-	else
-	    {
-	    err("CIOCCRYPT(MAC) failed");
-	    abort();
-	    return 0;
-	    }
-	}
-    //    printf("done\n");
-
-    return 1;
-    }
-
-static int dev_crypto_md5_update(EVP_MD_CTX *ctx,const void *data,
-				 unsigned long len)
-    {
-    MD_DATA *md_data=ctx->md_data;
-
-    if(ctx->flags&EVP_MD_CTX_FLAG_ONESHOT)
-	return do_digest(md_data->sess.ses,md_data->md,data,len);
-
-    md_data->data=OPENSSL_realloc(md_data->data,md_data->len+len);
-    memcpy(md_data->data+md_data->len,data,len);
-    md_data->len+=len;
-
-    return 1;
-    }	
-
-static int dev_crypto_md5_final(EVP_MD_CTX *ctx,unsigned char *md)
-    {
-    int ret;
-    MD_DATA *md_data=ctx->md_data;
-
-    if(ctx->flags&EVP_MD_CTX_FLAG_ONESHOT)
-	{
-	memcpy(md,md_data->md,MD5_DIGEST_LENGTH);
-	ret=1;
-	}
-    else
-	{
-	ret=do_digest(md_data->sess.ses,md,md_data->data,md_data->len);
-	OPENSSL_free(md_data->data);
-	md_data->data=NULL;
-	md_data->len=0;
-	}
-
-    return ret;
-    }
-
-static int dev_crypto_md5_copy(EVP_MD_CTX *to,const EVP_MD_CTX *from)
-    {
-    const MD_DATA *from_md=from->md_data;
-    MD_DATA *to_md=to->md_data;
-
-    // How do we copy sessions?
-    assert(from->digest->flags&EVP_MD_FLAG_ONESHOT);
-
-    to_md->data=OPENSSL_malloc(from_md->len);
-    memcpy(to_md->data,from_md->data,from_md->len);
-
-    return 1;
-    }
-
-static int dev_crypto_md5_cleanup(EVP_MD_CTX *ctx)
-    {
-    return dev_crypto_cleanup_digest(ctx->md_data);
-    }
-
-static const EVP_MD md5_md=
-    {
-    NID_md5,
-    NID_md5WithRSAEncryption,
-    MD5_DIGEST_LENGTH,
-    EVP_MD_FLAG_ONESHOT,	// XXX: set according to device info...
-    dev_crypto_md5_init,
-    dev_crypto_md5_update,
-    dev_crypto_md5_final,
-    dev_crypto_md5_copy,
-    dev_crypto_md5_cleanup,
-    EVP_PKEY_RSA_method,
-    MD5_CBLOCK,
-    sizeof(MD_DATA),
-    };
-
-const EVP_MD *EVP_dev_crypto_md5(void)
-    { return &md5_md; }
-
-#endif
-#endif