mirror of
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115 lines
3.4 KiB
C
115 lines
3.4 KiB
C
/**
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* FreeRDP: A Remote Desktop Protocol Implementation
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* OpenSSL Compatibility
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*
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* Copyright (C) 2016 Norbert Federa <norbert.federa@thincast.com>
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef FREERDP_LIB_CRYPTO_OPENSSLCOMPAT_H
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#define FREERDP_LIB_CRYPTO_OPENSSLCOMPAT_H
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#include <winpr/winpr.h>
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#include <winpr/assert.h>
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#include <freerdp/config.h>
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#include <freerdp/api.h>
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#include <openssl/x509.h>
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#ifdef WITH_OPENSSL
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#include <openssl/opensslv.h>
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#if OPENSSL_VERSION_NUMBER < 0x10100000L || \
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(defined(LIBRESSL_VERSION_NUMBER) && LIBRESSL_VERSION_NUMBER < 0x2070000fL)
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#include <openssl/bio.h>
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#include <openssl/rsa.h>
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#include <openssl/bn.h>
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#define BIO_get_data(b) (b)->ptr
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#define BIO_set_data(b, v) (b)->ptr = v
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#define BIO_get_init(b) (b)->init
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#define BIO_set_init(b, v) (b)->init = v
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#define BIO_get_next(b, v) (b)->next_bio
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#define BIO_set_next(b, v) (b)->next_bio = v
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#define BIO_get_shutdown(b) (b)->shutdown
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#define BIO_set_shutdown(b, v) (b)->shutdown = v
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#define BIO_get_retry_reason(b) (b)->retry_reason
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#define BIO_set_retry_reason(b, v) (b)->retry_reason = v
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#define BIO_meth_set_write(b, f) (b)->bwrite = (f)
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#define BIO_meth_set_read(b, f) (b)->bread = (f)
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#define BIO_meth_set_puts(b, f) (b)->bputs = (f)
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#define BIO_meth_set_gets(b, f) (b)->bgets = (f)
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#define BIO_meth_set_ctrl(b, f) (b)->ctrl = (f)
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#define BIO_meth_set_create(b, f) (b)->create = (f)
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#define BIO_meth_set_destroy(b, f) (b)->destroy = (f)
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#define BIO_meth_set_callback_ctrl(b, f) (b)->callback_ctrl = (f)
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BIO_METHOD* BIO_meth_new(int type, const char* name);
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void RSA_get0_key(const RSA* r, const BIGNUM** n, const BIGNUM** e, const BIGNUM** d);
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#endif /* OPENSSL < 1.1.0 || LIBRESSL */
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#endif /* WITH_OPENSSL */
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/* Drop in replacement for older OpenSSL and LibRESSL */
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#if defined(LIBRESSL_VERSION_NUMBER) || \
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(defined(OPENSSL_VERSION_NUMBER) && (OPENSSL_VERSION_NUMBER < 0x1010000fL))
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static INLINE STACK_OF(X509) * sk_X509_deep_copy(const STACK_OF(X509) * sk,
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X509* (*copyfunc)(const X509*),
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void (*freefunc)(X509*))
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{
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WINPR_ASSERT(copyfunc);
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WINPR_ASSERT(freefunc);
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STACK_OF(X509)* stack = sk_X509_new_null();
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if (!stack)
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return NULL;
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if (sk)
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{
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for (int i = 0; i < sk_X509_num(sk); i++)
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{
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X509* cert = sk_X509_value(sk, i);
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X509* copy = copyfunc(cert);
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if (!copy)
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goto fail;
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const int rc = sk_X509_push(stack, copy);
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if (rc <= 0)
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goto fail;
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}
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}
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return stack;
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fail:
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sk_X509_pop_free(stack, freefunc);
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return NULL;
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}
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#endif
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/* OpenSSL API is not const consistent.
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* While the TYPE_dup function take non const arguments
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* the TYPE_sk versions require the arguments to be const...
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*/
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static INLINE X509* X509_const_dup(const X509* x509)
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{
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X509* ptr = WINPR_CAST_CONST_PTR_AWAY(x509, X509*);
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return X509_dup(ptr);
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}
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#endif /* FREERDP_LIB_CRYPTO_OPENSSLCOMPAT_H */
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