Delete bundled copy of OpenSSL and replace with README.

openssl/crypto/evp/pmeth_fn.c

Index: openssl/crypto/evp/pmeth_fn.c
diff --git a/openssl/crypto/evp/pmeth_fn.c b/openssl/crypto/evp/pmeth_fn.c
deleted file mode 100644
index c4676f2f8df5da41a6e04dd7f436283d8ae51a5e..0000000000000000000000000000000000000000
--- a/openssl/crypto/evp/pmeth_fn.c
+++ /dev/null
@@ -1,368 +0,0 @@
-/* pmeth_fn.c */
-/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
- * project 2006.
- */
-/* ====================================================================
- * Copyright (c) 2006 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
- *    licensing@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.
- * ====================================================================
- *
- * This product includes cryptographic software written by Eric Young
- * (eay@cryptsoft.com).  This product includes software written by Tim
- * Hudson (tjh@cryptsoft.com).
- *
- */
-
-#include <stdio.h>
-#include <stdlib.h>
-#include "cryptlib.h"
-#include <openssl/objects.h>
-#include <openssl/evp.h>
-#include "evp_locl.h"
-
-#define M_check_autoarg(ctx, arg, arglen, err) \
-	if (ctx->pmeth->flags & EVP_PKEY_FLAG_AUTOARGLEN) \
-		{ \
-		size_t pksize = (size_t)EVP_PKEY_size(ctx->pkey); \
-		if (!arg) \
-			{ \
-			*arglen = pksize; \
-			return 1; \
-			} \
-		else if (*arglen < pksize) \
-			{ \
-			EVPerr(err, EVP_R_BUFFER_TOO_SMALL); /*ckerr_ignore*/\
-			return 0; \
-			} \
-		}
-
-int EVP_PKEY_sign_init(EVP_PKEY_CTX *ctx)
-	{
-	int ret;
-	if (!ctx || !ctx->pmeth || !ctx->pmeth->sign)
-		{
-		EVPerr(EVP_F_EVP_PKEY_SIGN_INIT,
-			EVP_R_OPERATION_NOT_SUPPORTED_FOR_THIS_KEYTYPE);
-		return -2;
-		}
-	ctx->operation = EVP_PKEY_OP_SIGN;
-	if (!ctx->pmeth->sign_init)
-		return 1;
-	ret = ctx->pmeth->sign_init(ctx);
-	if (ret <= 0)
-		ctx->operation = EVP_PKEY_OP_UNDEFINED;
-	return ret;
-	}
-
-int EVP_PKEY_sign(EVP_PKEY_CTX *ctx,
-			unsigned char *sig, size_t *siglen,
-			const unsigned char *tbs, size_t tbslen)
-	{
-	if (!ctx || !ctx->pmeth || !ctx->pmeth->sign)
-		{
-		EVPerr(EVP_F_EVP_PKEY_SIGN,
-			EVP_R_OPERATION_NOT_SUPPORTED_FOR_THIS_KEYTYPE);
-		return -2;
-		}
-	if (ctx->operation != EVP_PKEY_OP_SIGN)
-		{
-		EVPerr(EVP_F_EVP_PKEY_SIGN, EVP_R_OPERATON_NOT_INITIALIZED);
-		return -1;
-		}
-	M_check_autoarg(ctx, sig, siglen, EVP_F_EVP_PKEY_SIGN)
-	return ctx->pmeth->sign(ctx, sig, siglen, tbs, tbslen);
-	}
-
-int EVP_PKEY_verify_init(EVP_PKEY_CTX *ctx)
-	{
-	int ret;
-	if (!ctx || !ctx->pmeth || !ctx->pmeth->verify)
-		{
-		EVPerr(EVP_F_EVP_PKEY_VERIFY_INIT,
-			EVP_R_OPERATION_NOT_SUPPORTED_FOR_THIS_KEYTYPE);
-		return -2;
-		}
-	ctx->operation = EVP_PKEY_OP_VERIFY;
-	if (!ctx->pmeth->verify_init)
-		return 1;
-	ret = ctx->pmeth->verify_init(ctx);
-	if (ret <= 0)
-		ctx->operation = EVP_PKEY_OP_UNDEFINED;
-	return ret;
-	}
-
-int EVP_PKEY_verify(EVP_PKEY_CTX *ctx,
-			const unsigned char *sig, size_t siglen,
-			const unsigned char *tbs, size_t tbslen)
-	{
-	if (!ctx || !ctx->pmeth || !ctx->pmeth->verify)
-		{
-		EVPerr(EVP_F_EVP_PKEY_VERIFY,
-			EVP_R_OPERATION_NOT_SUPPORTED_FOR_THIS_KEYTYPE);
-		return -2;
-		}
-	if (ctx->operation != EVP_PKEY_OP_VERIFY)
-		{
-		EVPerr(EVP_F_EVP_PKEY_VERIFY, EVP_R_OPERATON_NOT_INITIALIZED);
-		return -1;
-		}
-	return ctx->pmeth->verify(ctx, sig, siglen, tbs, tbslen);
-	}
-
-int EVP_PKEY_verify_recover_init(EVP_PKEY_CTX *ctx)
-	{
-	int ret;
-	if (!ctx || !ctx->pmeth || !ctx->pmeth->verify_recover)
-		{
-		EVPerr(EVP_F_EVP_PKEY_VERIFY_RECOVER_INIT,
-			EVP_R_OPERATION_NOT_SUPPORTED_FOR_THIS_KEYTYPE);
-		return -2;
-		}
-	ctx->operation = EVP_PKEY_OP_VERIFYRECOVER;
-	if (!ctx->pmeth->verify_recover_init)
-		return 1;
-	ret = ctx->pmeth->verify_recover_init(ctx);
-	if (ret <= 0)
-		ctx->operation = EVP_PKEY_OP_UNDEFINED;
-	return ret;
-	}
-
-int EVP_PKEY_verify_recover(EVP_PKEY_CTX *ctx,
-			unsigned char *rout, size_t *routlen,
-			const unsigned char *sig, size_t siglen)
-	{
-	if (!ctx || !ctx->pmeth || !ctx->pmeth->verify_recover)
-		{
-		EVPerr(EVP_F_EVP_PKEY_VERIFY_RECOVER,
-			EVP_R_OPERATION_NOT_SUPPORTED_FOR_THIS_KEYTYPE);
-		return -2;
-		}
-	if (ctx->operation != EVP_PKEY_OP_VERIFYRECOVER)
-		{
-		EVPerr(EVP_F_EVP_PKEY_VERIFY_RECOVER, EVP_R_OPERATON_NOT_INITIALIZED);
-		return -1;
-		}
-	M_check_autoarg(ctx, rout, routlen, EVP_F_EVP_PKEY_VERIFY_RECOVER)
-	return ctx->pmeth->verify_recover(ctx, rout, routlen, sig, siglen);
-	}
-
-int EVP_PKEY_encrypt_init(EVP_PKEY_CTX *ctx)
-	{
-	int ret;
-	if (!ctx || !ctx->pmeth || !ctx->pmeth->encrypt)
-		{
-		EVPerr(EVP_F_EVP_PKEY_ENCRYPT_INIT,
-			EVP_R_OPERATION_NOT_SUPPORTED_FOR_THIS_KEYTYPE);
-		return -2;
-		}
-	ctx->operation = EVP_PKEY_OP_ENCRYPT;
-	if (!ctx->pmeth->encrypt_init)
-		return 1;
-	ret = ctx->pmeth->encrypt_init(ctx);
-	if (ret <= 0)
-		ctx->operation = EVP_PKEY_OP_UNDEFINED;
-	return ret;
-	}
-
-int EVP_PKEY_encrypt(EVP_PKEY_CTX *ctx,
-			unsigned char *out, size_t *outlen,
-			const unsigned char *in, size_t inlen)
-	{
-	if (!ctx || !ctx->pmeth || !ctx->pmeth->encrypt)
-		{
-		EVPerr(EVP_F_EVP_PKEY_ENCRYPT,
-			EVP_R_OPERATION_NOT_SUPPORTED_FOR_THIS_KEYTYPE);
-		return -2;
-		}
-	if (ctx->operation != EVP_PKEY_OP_ENCRYPT)
-		{
-		EVPerr(EVP_F_EVP_PKEY_ENCRYPT, EVP_R_OPERATON_NOT_INITIALIZED);
-		return -1;
-		}
-	M_check_autoarg(ctx, out, outlen, EVP_F_EVP_PKEY_ENCRYPT)
-	return ctx->pmeth->encrypt(ctx, out, outlen, in, inlen);
-	}
-
-int EVP_PKEY_decrypt_init(EVP_PKEY_CTX *ctx)
-	{
-	int ret;
-	if (!ctx || !ctx->pmeth || !ctx->pmeth->decrypt)
-		{
-		EVPerr(EVP_F_EVP_PKEY_DECRYPT_INIT,
-			EVP_R_OPERATION_NOT_SUPPORTED_FOR_THIS_KEYTYPE);
-		return -2;
-		}
-	ctx->operation = EVP_PKEY_OP_DECRYPT;
-	if (!ctx->pmeth->decrypt_init)
-		return 1;
-	ret = ctx->pmeth->decrypt_init(ctx);
-	if (ret <= 0)
-		ctx->operation = EVP_PKEY_OP_UNDEFINED;
-	return ret;
-	}
-
-int EVP_PKEY_decrypt(EVP_PKEY_CTX *ctx,
-			unsigned char *out, size_t *outlen,
-			const unsigned char *in, size_t inlen)
-	{
-	if (!ctx || !ctx->pmeth || !ctx->pmeth->decrypt)
-		{
-		EVPerr(EVP_F_EVP_PKEY_DECRYPT,
-			EVP_R_OPERATION_NOT_SUPPORTED_FOR_THIS_KEYTYPE);
-		return -2;
-		}
-	if (ctx->operation != EVP_PKEY_OP_DECRYPT)
-		{
-		EVPerr(EVP_F_EVP_PKEY_DECRYPT, EVP_R_OPERATON_NOT_INITIALIZED);
-		return -1;
-		}
-	M_check_autoarg(ctx, out, outlen, EVP_F_EVP_PKEY_DECRYPT)
-	return ctx->pmeth->decrypt(ctx, out, outlen, in, inlen);
-	}
-
-
-int EVP_PKEY_derive_init(EVP_PKEY_CTX *ctx)
-	{
-	int ret;
-	if (!ctx || !ctx->pmeth || !ctx->pmeth->derive)
-		{
-		EVPerr(EVP_F_EVP_PKEY_DERIVE_INIT,
-			EVP_R_OPERATION_NOT_SUPPORTED_FOR_THIS_KEYTYPE);
-		return -2;
-		}
-	ctx->operation = EVP_PKEY_OP_DERIVE;
-	if (!ctx->pmeth->derive_init)
-		return 1;
-	ret = ctx->pmeth->derive_init(ctx);
-	if (ret <= 0)
-		ctx->operation = EVP_PKEY_OP_UNDEFINED;
-	return ret;
-	}
-
-int EVP_PKEY_derive_set_peer(EVP_PKEY_CTX *ctx, EVP_PKEY *peer)
-	{
-	int ret;
-	if (!ctx || !ctx->pmeth || !(ctx->pmeth->derive||ctx->pmeth->encrypt||ctx->pmeth->decrypt) || !ctx->pmeth->ctrl)
-		{
-		EVPerr(EVP_F_EVP_PKEY_DERIVE_SET_PEER,
-			EVP_R_OPERATION_NOT_SUPPORTED_FOR_THIS_KEYTYPE);
-		return -2;
-		}
-	if (ctx->operation != EVP_PKEY_OP_DERIVE && ctx->operation != EVP_PKEY_OP_ENCRYPT && ctx->operation != EVP_PKEY_OP_DECRYPT)
-		{
-		EVPerr(EVP_F_EVP_PKEY_DERIVE_SET_PEER,
-					EVP_R_OPERATON_NOT_INITIALIZED);
-		return -1;
-		}
-
-	ret = ctx->pmeth->ctrl(ctx, EVP_PKEY_CTRL_PEER_KEY, 0, peer);
-
-	if (ret <= 0)
-		return ret;
-
-	if (ret == 2)
-		return 1;
-
-	if (!ctx->pkey)
-		{
-		EVPerr(EVP_F_EVP_PKEY_DERIVE_SET_PEER, EVP_R_NO_KEY_SET);
-		return -1;
-		}
-
-	if (ctx->pkey->type != peer->type)
-		{
-		EVPerr(EVP_F_EVP_PKEY_DERIVE_SET_PEER,
-						EVP_R_DIFFERENT_KEY_TYPES);
-		return -1;
-		}
-
-	/* ran@cryptocom.ru: For clarity.  The error is if parameters in peer are
-	 * present (!missing) but don't match.  EVP_PKEY_cmp_parameters may return
-	 * 1 (match), 0 (don't match) and -2 (comparison is not defined).  -1
-	 * (different key types) is impossible here because it is checked earlier.
-	 * -2 is OK for us here, as well as 1, so we can check for 0 only. */
-	if (!EVP_PKEY_missing_parameters(peer) &&
-		!EVP_PKEY_cmp_parameters(ctx->pkey, peer))
-		{
-		EVPerr(EVP_F_EVP_PKEY_DERIVE_SET_PEER,
-						EVP_R_DIFFERENT_PARAMETERS);
-		return -1;
-		}
-
-	if (ctx->peerkey)
-		EVP_PKEY_free(ctx->peerkey);
-	ctx->peerkey = peer;
-
-	ret = ctx->pmeth->ctrl(ctx, EVP_PKEY_CTRL_PEER_KEY, 1, peer);
-
-	if (ret <= 0)
-		{
-		ctx->peerkey = NULL;
-		return ret;
-		}
-
-	CRYPTO_add(&peer->references,1,CRYPTO_LOCK_EVP_PKEY);
-	return 1;
-	}
-
-
-int EVP_PKEY_derive(EVP_PKEY_CTX *ctx, unsigned char *key, size_t *pkeylen)
-	{
-	if (!ctx || !ctx->pmeth || !ctx->pmeth->derive)
-		{
-		EVPerr(EVP_F_EVP_PKEY_DERIVE,
-			EVP_R_OPERATION_NOT_SUPPORTED_FOR_THIS_KEYTYPE);
-		return -2;
-		}
-	if (ctx->operation != EVP_PKEY_OP_DERIVE)
-		{
-		EVPerr(EVP_F_EVP_PKEY_DERIVE, EVP_R_OPERATON_NOT_INITIALIZED);
-		return -1;
-		}
-	M_check_autoarg(ctx, key, pkeylen, EVP_F_EVP_PKEY_DERIVE)
-	return ctx->pmeth->derive(ctx, key, pkeylen);
-	}
-