1 files changed, 16 insertions, 105 deletions

diff --git a/openbsd-compat/openssl-compat.h b/openbsd-compat/openssl-compat.h
index 276b9706d..3695d412b 100644
--- a/openbsd-compat/openssl-compat.h
+++ b/openbsd-compat/openssl-compat.h
@@ -1,4 +1,4 @@
-/* $Id: openssl-compat.h,v 1.26 2014/02/13 05:38:33 dtucker Exp $ */
+/* $Id: openssl-compat.h,v 1.31 2014/08/29 18:18:29 djm Exp $ */
 
 /*
  * Copyright (c) 2005 Darren Tucker <dtucker@zip.com.au>
@@ -16,28 +16,19 @@
  * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
 
+#ifndef _OPENSSL_COMPAT_H
+#define _OPENSSL_COMPAT_H
+
 #include "includes.h"
 #include <openssl/opensslv.h>
 #include <openssl/evp.h>
 #include <openssl/rsa.h>
 #include <openssl/dsa.h>
 
-/* Only in 0.9.8 */
-#ifndef OPENSSL_DSA_MAX_MODULUS_BITS
-# define OPENSSL_DSA_MAX_MODULUS_BITS        10000
-#endif
-#ifndef OPENSSL_RSA_MAX_MODULUS_BITS
-# define OPENSSL_RSA_MAX_MODULUS_BITS        16384
-#endif
-
-/* OPENSSL_free() is Free() in versions before OpenSSL 0.9.6 */
-#if !defined(OPENSSL_VERSION_NUMBER) || (OPENSSL_VERSION_NUMBER < 0x0090600f)
-# define OPENSSL_free(x) Free(x)
-#endif
+int ssh_compatible_openssl(long, long);
 
-#if OPENSSL_VERSION_NUMBER < 0x00906000L
-# define SSH_OLD_EVP
-# define EVP_CIPHER_CTX_get_app_data(e)         ((e)->app_data)
+#if (OPENSSL_VERSION_NUMBER <= 0x0090805fL)
+# error OpenSSL 0.9.8f or greater is required
 #endif
 
 #if OPENSSL_VERSION_NUMBER < 0x10000001L
@@ -46,27 +37,17 @@
 # define LIBCRYPTO_EVP_INL_TYPE size_t
 #endif
 
-#if (OPENSSL_VERSION_NUMBER < 0x00907000L) || defined(OPENSSL_LOBOTOMISED_AES)
-# define USE_BUILTIN_RIJNDAEL
+#ifndef OPENSSL_RSA_MAX_MODULUS_BITS
+# define OPENSSL_RSA_MAX_MODULUS_BITS   16384
 #endif
-
-#ifdef USE_BUILTIN_RIJNDAEL
-# include "rijndael.h"
-# define AES_KEY rijndael_ctx
-# define AES_BLOCK_SIZE 16
-# define AES_encrypt(a, b, c)           rijndael_encrypt(c, a, b)
-# define AES_set_encrypt_key(a, b, c)   rijndael_set_key(c, (char *)a, b, 1)
-# define EVP_aes_128_cbc evp_rijndael
-# define EVP_aes_192_cbc evp_rijndael
-# define EVP_aes_256_cbc evp_rijndael
-const EVP_CIPHER *evp_rijndael(void);
-void ssh_rijndael_iv(EVP_CIPHER_CTX *, int, u_char *, u_int);
+#ifndef OPENSSL_DSA_MAX_MODULUS_BITS
+# define OPENSSL_DSA_MAX_MODULUS_BITS   10000
 #endif
 
 #ifndef OPENSSL_HAVE_EVPCTR
-#define EVP_aes_128_ctr evp_aes_128_ctr
-#define EVP_aes_192_ctr evp_aes_128_ctr
-#define EVP_aes_256_ctr evp_aes_128_ctr
+# define EVP_aes_128_ctr evp_aes_128_ctr
+# define EVP_aes_192_ctr evp_aes_128_ctr
+# define EVP_aes_256_ctr evp_aes_128_ctr
 const EVP_CIPHER *evp_aes_128_ctr(void);
 void ssh_aes_ctr_iv(EVP_CIPHER_CTX *, int, u_char *, size_t);
 #endif
@@ -88,26 +69,9 @@ void ssh_aes_ctr_iv(EVP_CIPHER_CTX *, int, u_char *, size_t);
 # endif
 #endif
 
-#if OPENSSL_VERSION_NUMBER < 0x00907000L
-#define EVP_X_STATE(evp)        &(evp).c
-#define EVP_X_STATE_LEN(evp)    sizeof((evp).c)
-#else
-#define EVP_X_STATE(evp)        (evp).cipher_data
-#define EVP_X_STATE_LEN(evp)    (evp).cipher->ctx_size
-#endif
-
-/* OpenSSL 0.9.8e returns cipher key len not context key len */
-#if (OPENSSL_VERSION_NUMBER == 0x0090805fL)
-# define EVP_CIPHER_CTX_key_length(c) ((c)->key_len)
-#endif
-
-#ifndef HAVE_RSA_GET_DEFAULT_METHOD
-RSA_METHOD *RSA_get_default_method(void);
-#endif
-
 /*
  * We overload some of the OpenSSL crypto functions with ssh_* equivalents
- * which cater for older and/or less featureful OpenSSL version.
+ * to automatically handle OpenSSL engine initialisation.
  *
  * In order for the compat library to call the real functions, it must
  * define SSH_DONT_OVERLOAD_OPENSSL_FUNCS before including this file and
@@ -115,19 +79,6 @@ RSA_METHOD *RSA_get_default_method(void);
  */
 #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 OPENSSL_EVP_DIGESTUPDATE_VOID
-#  define EVP_DigestUpdate(a,b,c)       ssh_EVP_DigestUpdate((a),(b),(c))
-#  endif
-
 # ifdef USE_OPENSSL_ENGINE
 #  ifdef OpenSSL_add_all_algorithms
 #   undef OpenSSL_add_all_algorithms
@@ -135,48 +86,8 @@ RSA_METHOD *RSA_get_default_method(void);
 #  define OpenSSL_add_all_algorithms()  ssh_OpenSSL_add_all_algorithms()
 # endif
 
-# ifndef HAVE_BN_IS_PRIME_EX
-int BN_is_prime_ex(const BIGNUM *, int, BN_CTX *, void *);
-# endif
-
-# ifndef HAVE_DSA_GENERATE_PARAMETERS_EX
-int DSA_generate_parameters_ex(DSA *, int, const unsigned char *, int, int *,
-    unsigned long *, void *);
-# endif
-
-# ifndef HAVE_RSA_GENERATE_KEY_EX
-int RSA_generate_key_ex(RSA *, int, BIGNUM *, void *);
-# endif
-
-# ifndef HAVE_EVP_DIGESTINIT_EX
-int EVP_DigestInit_ex(EVP_MD_CTX *, const EVP_MD *, void *);
-# endif
-
-# ifndef HAVE_EVP_DISESTFINAL_EX
-int EVP_DigestFinal_ex(EVP_MD_CTX *, unsigned char *, unsigned int *);
-# endif
-
-# ifndef EVP_MD_CTX_COPY_EX
-int EVP_MD_CTX_copy_ex(EVP_MD_CTX *, const EVP_MD_CTX *);
-# 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_OpenSSL_add_all_algorithms(void);
 
-# ifndef HAVE_HMAC_CTX_INIT
-#  define HMAC_CTX_init(a)
-# endif
-
-# ifndef HAVE_EVP_MD_CTX_INIT
-#  define EVP_MD_CTX_init(a)
-# endif
-
-# ifndef HAVE_EVP_MD_CTX_CLEANUP
-#  define EVP_MD_CTX_cleanup(a)
-# endif
-
 #endif  /* SSH_DONT_OVERLOAD_OPENSSL_FUNCS */
 
+#endif /* _OPENSSL_COMPAT_H */