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-rw-r--r--thirdparty/openssl/crypto/engine/eng_openssl.c402
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diff --git a/thirdparty/openssl/crypto/engine/eng_openssl.c b/thirdparty/openssl/crypto/engine/eng_openssl.c
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--- a/thirdparty/openssl/crypto/engine/eng_openssl.c
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-/* crypto/engine/eng_openssl.c */
-/*
- * Written by Geoff Thorpe (geoff@geoffthorpe.net) for the OpenSSL project
- * 2000.
- */
-/* ====================================================================
- * Copyright (c) 1999-2001 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
- * 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).
- *
- */
-/* ====================================================================
- * Copyright 2002 Sun Microsystems, Inc. ALL RIGHTS RESERVED.
- * ECDH support in OpenSSL originally developed by
- * SUN MICROSYSTEMS, INC., and contributed to the OpenSSL project.
- */
-
-#include <stdio.h>
-#include <openssl/crypto.h>
-#include "cryptlib.h"
-#include <openssl/engine.h>
-#include <openssl/dso.h>
-#include <openssl/pem.h>
-#include <openssl/evp.h>
-#include <openssl/rand.h>
-#ifndef OPENSSL_NO_RSA
-# include <openssl/rsa.h>
-#endif
-#ifndef OPENSSL_NO_DSA
-# include <openssl/dsa.h>
-#endif
-#ifndef OPENSSL_NO_DH
-# include <openssl/dh.h>
-#endif
-
-/*
- * This testing gunk is implemented (and explained) lower down. It also
- * assumes the application explicitly calls "ENGINE_load_openssl()" because
- * this is no longer automatic in ENGINE_load_builtin_engines().
- */
-#define TEST_ENG_OPENSSL_RC4
-#define TEST_ENG_OPENSSL_PKEY
-/* #define TEST_ENG_OPENSSL_RC4_OTHERS */
-#define TEST_ENG_OPENSSL_RC4_P_INIT
-/* #define TEST_ENG_OPENSSL_RC4_P_CIPHER */
-#define TEST_ENG_OPENSSL_SHA
-/* #define TEST_ENG_OPENSSL_SHA_OTHERS */
-/* #define TEST_ENG_OPENSSL_SHA_P_INIT */
-/* #define TEST_ENG_OPENSSL_SHA_P_UPDATE */
-/* #define TEST_ENG_OPENSSL_SHA_P_FINAL */
-
-/* Now check what of those algorithms are actually enabled */
-#ifdef OPENSSL_NO_RC4
-# undef TEST_ENG_OPENSSL_RC4
-# undef TEST_ENG_OPENSSL_RC4_OTHERS
-# undef TEST_ENG_OPENSSL_RC4_P_INIT
-# undef TEST_ENG_OPENSSL_RC4_P_CIPHER
-#endif
-#if defined(OPENSSL_NO_SHA) || defined(OPENSSL_NO_SHA0) || defined(OPENSSL_NO_SHA1)
-# undef TEST_ENG_OPENSSL_SHA
-# undef TEST_ENG_OPENSSL_SHA_OTHERS
-# undef TEST_ENG_OPENSSL_SHA_P_INIT
-# undef TEST_ENG_OPENSSL_SHA_P_UPDATE
-# undef TEST_ENG_OPENSSL_SHA_P_FINAL
-#endif
-
-#ifdef TEST_ENG_OPENSSL_RC4
-static int openssl_ciphers(ENGINE *e, const EVP_CIPHER **cipher,
- const int **nids, int nid);
-#endif
-#ifdef TEST_ENG_OPENSSL_SHA
-static int openssl_digests(ENGINE *e, const EVP_MD **digest,
- const int **nids, int nid);
-#endif
-
-#ifdef TEST_ENG_OPENSSL_PKEY
-static EVP_PKEY *openssl_load_privkey(ENGINE *eng, const char *key_id,
- UI_METHOD *ui_method,
- void *callback_data);
-#endif
-
-/* The constants used when creating the ENGINE */
-static const char *engine_openssl_id = "openssl";
-static const char *engine_openssl_name = "Software engine support";
-
-/*
- * This internal function is used by ENGINE_openssl() and possibly by the
- * "dynamic" ENGINE support too
- */
-static int bind_helper(ENGINE *e)
-{
- if (!ENGINE_set_id(e, engine_openssl_id)
- || !ENGINE_set_name(e, engine_openssl_name)
-#ifndef TEST_ENG_OPENSSL_NO_ALGORITHMS
-# ifndef OPENSSL_NO_RSA
- || !ENGINE_set_RSA(e, RSA_get_default_method())
-# endif
-# ifndef OPENSSL_NO_DSA
- || !ENGINE_set_DSA(e, DSA_get_default_method())
-# endif
-# ifndef OPENSSL_NO_ECDH
- || !ENGINE_set_ECDH(e, ECDH_OpenSSL())
-# endif
-# ifndef OPENSSL_NO_ECDSA
- || !ENGINE_set_ECDSA(e, ECDSA_OpenSSL())
-# endif
-# ifndef OPENSSL_NO_DH
- || !ENGINE_set_DH(e, DH_get_default_method())
-# endif
- || !ENGINE_set_RAND(e, RAND_SSLeay())
-# ifdef TEST_ENG_OPENSSL_RC4
- || !ENGINE_set_ciphers(e, openssl_ciphers)
-# endif
-# ifdef TEST_ENG_OPENSSL_SHA
- || !ENGINE_set_digests(e, openssl_digests)
-# endif
-#endif
-#ifdef TEST_ENG_OPENSSL_PKEY
- || !ENGINE_set_load_privkey_function(e, openssl_load_privkey)
-#endif
- )
- return 0;
- /*
- * If we add errors to this ENGINE, ensure the error handling is setup
- * here
- */
- /* openssl_load_error_strings(); */
- return 1;
-}
-
-static ENGINE *engine_openssl(void)
-{
- ENGINE *ret = ENGINE_new();
- if (!ret)
- return NULL;
- if (!bind_helper(ret)) {
- ENGINE_free(ret);
- return NULL;
- }
- return ret;
-}
-
-void ENGINE_load_openssl(void)
-{
- ENGINE *toadd = engine_openssl();
- if (!toadd)
- return;
- ENGINE_add(toadd);
- /*
- * If the "add" worked, it gets a structural reference. So either way, we
- * release our just-created reference.
- */
- ENGINE_free(toadd);
- ERR_clear_error();
-}
-
-/*
- * This stuff is needed if this ENGINE is being compiled into a
- * self-contained shared-library.
- */
-#ifdef ENGINE_DYNAMIC_SUPPORT
-static int bind_fn(ENGINE *e, const char *id)
-{
- if (id && (strcmp(id, engine_openssl_id) != 0))
- return 0;
- if (!bind_helper(e))
- return 0;
- return 1;
-}
-
-IMPLEMENT_DYNAMIC_CHECK_FN()
- IMPLEMENT_DYNAMIC_BIND_FN(bind_fn)
-#endif /* ENGINE_DYNAMIC_SUPPORT */
-#ifdef TEST_ENG_OPENSSL_RC4
-/*-
- * This section of code compiles an "alternative implementation" of two modes of
- * RC4 into this ENGINE. The result is that EVP_CIPHER operation for "rc4"
- * should under normal circumstances go via this support rather than the default
- * EVP support. There are other symbols to tweak the testing;
- * TEST_ENC_OPENSSL_RC4_OTHERS - print a one line message to stderr each time
- * we're asked for a cipher we don't support (should not happen).
- * TEST_ENG_OPENSSL_RC4_P_INIT - print a one line message to stderr each time
- * the "init_key" handler is called.
- * TEST_ENG_OPENSSL_RC4_P_CIPHER - ditto for the "cipher" handler.
- */
-# include <openssl/rc4.h>
-# define TEST_RC4_KEY_SIZE 16
-static int test_cipher_nids[] = { NID_rc4, NID_rc4_40 };
-
-static int test_cipher_nids_number = 2;
-typedef struct {
- unsigned char key[TEST_RC4_KEY_SIZE];
- RC4_KEY ks;
-} TEST_RC4_KEY;
-# define test(ctx) ((TEST_RC4_KEY *)(ctx)->cipher_data)
-static int test_rc4_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
- const unsigned char *iv, int enc)
-{
-# ifdef TEST_ENG_OPENSSL_RC4_P_INIT
- fprintf(stderr, "(TEST_ENG_OPENSSL_RC4) test_init_key() called\n");
-# endif
- memcpy(&test(ctx)->key[0], key, EVP_CIPHER_CTX_key_length(ctx));
- RC4_set_key(&test(ctx)->ks, EVP_CIPHER_CTX_key_length(ctx),
- test(ctx)->key);
- return 1;
-}
-
-static int test_rc4_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
- const unsigned char *in, size_t inl)
-{
-# ifdef TEST_ENG_OPENSSL_RC4_P_CIPHER
- fprintf(stderr, "(TEST_ENG_OPENSSL_RC4) test_cipher() called\n");
-# endif
- RC4(&test(ctx)->ks, inl, in, out);
- return 1;
-}
-
-static const EVP_CIPHER test_r4_cipher = {
- NID_rc4,
- 1, TEST_RC4_KEY_SIZE, 0,
- EVP_CIPH_VARIABLE_LENGTH,
- test_rc4_init_key,
- test_rc4_cipher,
- NULL,
- sizeof(TEST_RC4_KEY),
- NULL,
- NULL,
- NULL,
- NULL
-};
-
-static const EVP_CIPHER test_r4_40_cipher = {
- NID_rc4_40,
- 1, 5 /* 40 bit */ , 0,
- EVP_CIPH_VARIABLE_LENGTH,
- test_rc4_init_key,
- test_rc4_cipher,
- NULL,
- sizeof(TEST_RC4_KEY),
- NULL,
- NULL,
- NULL,
- NULL
-};
-
-static int openssl_ciphers(ENGINE *e, const EVP_CIPHER **cipher,
- const int **nids, int nid)
-{
- if (!cipher) {
- /* We are returning a list of supported nids */
- *nids = test_cipher_nids;
- return test_cipher_nids_number;
- }
- /* We are being asked for a specific cipher */
- if (nid == NID_rc4)
- *cipher = &test_r4_cipher;
- else if (nid == NID_rc4_40)
- *cipher = &test_r4_40_cipher;
- else {
-# ifdef TEST_ENG_OPENSSL_RC4_OTHERS
- fprintf(stderr, "(TEST_ENG_OPENSSL_RC4) returning NULL for "
- "nid %d\n", nid);
-# endif
- *cipher = NULL;
- return 0;
- }
- return 1;
-}
-#endif
-
-#ifdef TEST_ENG_OPENSSL_SHA
-/* Much the same sort of comment as for TEST_ENG_OPENSSL_RC4 */
-# include <openssl/sha.h>
-static int test_digest_nids[] = { NID_sha1 };
-
-static int test_digest_nids_number = 1;
-static int test_sha1_init(EVP_MD_CTX *ctx)
-{
-# ifdef TEST_ENG_OPENSSL_SHA_P_INIT
- fprintf(stderr, "(TEST_ENG_OPENSSL_SHA) test_sha1_init() called\n");
-# endif
- return SHA1_Init(ctx->md_data);
-}
-
-static int test_sha1_update(EVP_MD_CTX *ctx, const void *data, size_t count)
-{
-# ifdef TEST_ENG_OPENSSL_SHA_P_UPDATE
- fprintf(stderr, "(TEST_ENG_OPENSSL_SHA) test_sha1_update() called\n");
-# endif
- return SHA1_Update(ctx->md_data, data, count);
-}
-
-static int test_sha1_final(EVP_MD_CTX *ctx, unsigned char *md)
-{
-# ifdef TEST_ENG_OPENSSL_SHA_P_FINAL
- fprintf(stderr, "(TEST_ENG_OPENSSL_SHA) test_sha1_final() called\n");
-# endif
- return SHA1_Final(md, ctx->md_data);
-}
-
-static const EVP_MD test_sha_md = {
- NID_sha1,
- NID_sha1WithRSAEncryption,
- SHA_DIGEST_LENGTH,
- 0,
- test_sha1_init,
- test_sha1_update,
- test_sha1_final,
- NULL,
- NULL,
- EVP_PKEY_RSA_method,
- SHA_CBLOCK,
- sizeof(EVP_MD *) + sizeof(SHA_CTX),
-};
-
-static int openssl_digests(ENGINE *e, const EVP_MD **digest,
- const int **nids, int nid)
-{
- if (!digest) {
- /* We are returning a list of supported nids */
- *nids = test_digest_nids;
- return test_digest_nids_number;
- }
- /* We are being asked for a specific digest */
- if (nid == NID_sha1)
- *digest = &test_sha_md;
- else {
-# ifdef TEST_ENG_OPENSSL_SHA_OTHERS
- fprintf(stderr, "(TEST_ENG_OPENSSL_SHA) returning NULL for "
- "nid %d\n", nid);
-# endif
- *digest = NULL;
- return 0;
- }
- return 1;
-}
-#endif
-
-#ifdef TEST_ENG_OPENSSL_PKEY
-static EVP_PKEY *openssl_load_privkey(ENGINE *eng, const char *key_id,
- UI_METHOD *ui_method,
- void *callback_data)
-{
- BIO *in;
- EVP_PKEY *key;
- fprintf(stderr, "(TEST_ENG_OPENSSL_PKEY)Loading Private key %s\n",
- key_id);
- in = BIO_new_file(key_id, "r");
- if (!in)
- return NULL;
- key = PEM_read_bio_PrivateKey(in, NULL, 0, NULL);
- BIO_free(in);
- return key;
-}
-#endif
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