diff options
Diffstat (limited to 'openssl/crypto/evp/pmeth_fn.c')
-rw-r--r-- | openssl/crypto/evp/pmeth_fn.c | 368 |
1 files changed, 0 insertions, 368 deletions
diff --git a/openssl/crypto/evp/pmeth_fn.c b/openssl/crypto/evp/pmeth_fn.c deleted file mode 100644 index c4676f2f..00000000 --- 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); - } - |