diff options
Diffstat (limited to 'crypto/openssh/openbsd-compat/openssl-compat.h')
| -rw-r--r-- | crypto/openssh/openbsd-compat/openssl-compat.h | 80 |
1 files changed, 80 insertions, 0 deletions
diff --git a/crypto/openssh/openbsd-compat/openssl-compat.h b/crypto/openssh/openbsd-compat/openssl-compat.h new file mode 100644 index 0000000..c582cd2 --- /dev/null +++ b/crypto/openssh/openbsd-compat/openssl-compat.h @@ -0,0 +1,80 @@ +/* $Id: openssl-compat.h,v 1.6 2006/02/22 11:24:47 dtucker Exp $ */ + +/* + * Copyright (c) 2005 Darren Tucker <dtucker@zip.com.au> + * + * Permission to use, copy, modify, and distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER + * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING + * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#include "includes.h" +#include <openssl/evp.h> + +#if OPENSSL_VERSION_NUMBER < 0x00906000L +# define SSH_OLD_EVP +# define EVP_CIPHER_CTX_get_app_data(e) ((e)->app_data) +#endif + +#if (OPENSSL_VERSION_NUMBER < 0x00907000L) || defined(OPENSSL_LOBOTOMISED_AES) +# define USE_BUILTIN_RIJNDAEL +#endif + +#ifdef USE_BUILTIN_RIJNDAEL +# define EVP_aes_128_cbc evp_rijndael +# define EVP_aes_192_cbc evp_rijndael +# define EVP_aes_256_cbc evp_rijndael +extern const EVP_CIPHER *evp_rijndael(void); +extern void ssh_rijndael_iv(EVP_CIPHER_CTX *, int, u_char *, u_int); +#endif + +#if !defined(EVP_CTRL_SET_ACSS_MODE) +# if (OPENSSL_VERSION_NUMBER >= 0x00907000L) +# define USE_CIPHER_ACSS 1 +extern const EVP_CIPHER *evp_acss(void); +# define EVP_acss evp_acss +# else +# define EVP_acss NULL +# endif +#endif + +/* + * We overload some of the OpenSSL crypto functions with ssh_* equivalents + * which cater for older and/or less featureful OpenSSL version. + * + * In order for the compat library to call the real functions, it must + * define SSH_DONT_OVERLOAD_OPENSSL_FUNCS before including this file and + * implement the ssh_* equivalents. + */ +#ifndef SSH_DONT_OVERLOAD_OPENSSL_FUNCS + +# ifdef SSH_OLD_EVP +# ifdef EVP_Cipher +# undef EVP_Cipher +# endif +# define EVP_CipherInit(a,b,c,d,e) ssh_EVP_CipherInit((a),(b),(c),(d),(e)) +# define EVP_Cipher(a,b,c,d) ssh_EVP_Cipher((a),(b),(c),(d)) +# define EVP_CIPHER_CTX_cleanup(a) ssh_EVP_CIPHER_CTX_cleanup((a)) +# endif /* SSH_OLD_EVP */ + +# ifdef USE_OPENSSL_ENGINE +# ifdef SSLeay_add_all_algorithms +# undef SSLeay_add_all_algorithms +# endif +# define SSLeay_add_all_algorithms() ssh_SSLeay_add_all_algorithms() +#endif + +int ssh_EVP_CipherInit(EVP_CIPHER_CTX *, const EVP_CIPHER *, unsigned char *, + unsigned char *, int); +int ssh_EVP_Cipher(EVP_CIPHER_CTX *, char *, char *, int); +int ssh_EVP_CIPHER_CTX_cleanup(EVP_CIPHER_CTX *); +void ssh_SSLeay_add_all_algorithms(void); +#endif /* SSH_DONT_OVERLOAD_OPENSSL_FUNCS */ |
