epoc32/include/stdapis/openssl/evp.h
author William Roberts <williamr@symbian.org>
Wed, 31 Mar 2010 12:27:01 +0100 (2010-03-31)
branchSymbian2
changeset 3 e1b950c65cb4
parent 0 061f57f2323e
permissions -rw-r--r--
Attempt to represent the S^2->S^3 header reorganisation as a series of "hg rename" operations
     1 /* crypto/evp/evp.h */
     2 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
     3  * All rights reserved.
     4  *
     5  * This package is an SSL implementation written
     6  * by Eric Young (eay@cryptsoft.com).
     7  * The implementation was written so as to conform with Netscapes SSL.
     8  * 
     9  * This library is free for commercial and non-commercial use as long as
    10  * the following conditions are aheared to.  The following conditions
    11  * apply to all code found in this distribution, be it the RC4, RSA,
    12  * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
    13  * included with this distribution is covered by the same copyright terms
    14  * except that the holder is Tim Hudson (tjh@cryptsoft.com).
    15  * 
    16  * Copyright remains Eric Young's, and as such any Copyright notices in
    17  * the code are not to be removed.
    18  * If this package is used in a product, Eric Young should be given attribution
    19  * as the author of the parts of the library used.
    20  * This can be in the form of a textual message at program startup or
    21  * in documentation (online or textual) provided with the package.
    22  * 
    23  * Redistribution and use in source and binary forms, with or without
    24  * modification, are permitted provided that the following conditions
    25  * are met:
    26  * 1. Redistributions of source code must retain the copyright
    27  *    notice, this list of conditions and the following disclaimer.
    28  * 2. Redistributions in binary form must reproduce the above copyright
    29  *    notice, this list of conditions and the following disclaimer in the
    30  *    documentation and/or other materials provided with the distribution.
    31  * 3. All advertising materials mentioning features or use of this software
    32  *    must display the following acknowledgement:
    33  *    "This product includes cryptographic software written by
    34  *     Eric Young (eay@cryptsoft.com)"
    35  *    The word 'cryptographic' can be left out if the rouines from the library
    36  *    being used are not cryptographic related :-).
    37  * 4. If you include any Windows specific code (or a derivative thereof) from 
    38  *    the apps directory (application code) you must include an acknowledgement:
    39  *    "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
    40  * 
    41  * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
    42  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
    43  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
    44  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
    45  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
    46  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
    47  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
    48  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
    49  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
    50  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
    51  * SUCH DAMAGE.
    52  * 
    53  * The licence and distribution terms for any publically available version or
    54  * derivative of this code cannot be changed.  i.e. this code cannot simply be
    55  * copied and put under another distribution licence
    56  * [including the GNU Public Licence.]
    57  */
    58 /*
    59  © Portions copyright (c) 2006 Nokia Corporation.  All rights reserved.
    60  */
    61 
    62 #ifndef HEADER_ENVELOPE_H
    63 #define HEADER_ENVELOPE_H
    64 
    65 #if (defined(__SYMBIAN32__) && !defined(SYMBIAN))
    66 #define SYMBIAN
    67 #endif
    68 
    69 #ifdef SYMBIAN
    70 #include <e32def.h>
    71 #endif
    72 #ifdef OPENSSL_ALGORITHM_DEFINES
    73 # include <openssl/opensslconf.h>
    74 #else
    75 # define OPENSSL_ALGORITHM_DEFINES
    76 # include <openssl/opensslconf.h>
    77 # undef OPENSSL_ALGORITHM_DEFINES
    78 #endif
    79 
    80 #include <openssl/ossl_typ.h>
    81 
    82 #include <openssl/symhacks.h>
    83 
    84 #ifndef OPENSSL_NO_BIO
    85 #include <openssl/bio.h>
    86 #endif
    87 
    88 /*
    89 #define EVP_RC2_KEY_SIZE		16
    90 #define EVP_RC4_KEY_SIZE		16
    91 #define EVP_BLOWFISH_KEY_SIZE		16
    92 #define EVP_CAST5_KEY_SIZE		16
    93 #define EVP_RC5_32_12_16_KEY_SIZE	16
    94 */
    95 #define EVP_MAX_MD_SIZE			64	/* longest known is SHA512 */
    96 #define EVP_MAX_KEY_LENGTH		32
    97 #define EVP_MAX_IV_LENGTH		16
    98 #define EVP_MAX_BLOCK_LENGTH		32
    99 
   100 #define PKCS5_SALT_LEN			8
   101 /* Default PKCS#5 iteration count */
   102 #define PKCS5_DEFAULT_ITER		2048
   103 
   104 #include <openssl/objects.h>
   105 
   106 #define EVP_PK_RSA	0x0001
   107 #define EVP_PK_DSA	0x0002
   108 #define EVP_PK_DH	0x0004
   109 #define EVP_PK_EC	0x0008
   110 #define EVP_PKT_SIGN	0x0010
   111 #define EVP_PKT_ENC	0x0020
   112 #define EVP_PKT_EXCH	0x0040
   113 #define EVP_PKS_RSA	0x0100
   114 #define EVP_PKS_DSA	0x0200
   115 #define EVP_PKS_EC	0x0400
   116 #define EVP_PKT_EXP	0x1000 /* <= 512 bit key */
   117 
   118 #define EVP_PKEY_NONE	NID_undef
   119 #define EVP_PKEY_RSA	NID_rsaEncryption
   120 #define EVP_PKEY_RSA2	NID_rsa
   121 #define EVP_PKEY_DSA	NID_dsa
   122 #define EVP_PKEY_DSA1	NID_dsa_2
   123 #define EVP_PKEY_DSA2	NID_dsaWithSHA
   124 #define EVP_PKEY_DSA3	NID_dsaWithSHA1
   125 #define EVP_PKEY_DSA4	NID_dsaWithSHA1_2
   126 #define EVP_PKEY_DH	NID_dhKeyAgreement
   127 #define EVP_PKEY_EC	NID_X9_62_id_ecPublicKey
   128 
   129 #ifdef	__cplusplus
   130 extern "C" {
   131 #endif
   132 
   133 /* Type needs to be a bit field
   134  * Sub-type needs to be for variations on the method, as in, can it do
   135  * arbitrary encryption.... */
   136 struct evp_pkey_st
   137 	{
   138 	int type;
   139 	int save_type;
   140 	int references;
   141 	union	{
   142 		char *ptr;
   143 #ifndef OPENSSL_NO_RSA
   144 		struct rsa_st *rsa;	/* RSA */
   145 #endif
   146 #ifndef OPENSSL_NO_DSA
   147 		struct dsa_st *dsa;	/* DSA */
   148 #endif
   149 #ifndef OPENSSL_NO_DH
   150 		struct dh_st *dh;	/* DH */
   151 #endif
   152 #ifndef OPENSSL_NO_EC
   153 		struct ec_key_st *ec;	/* ECC */
   154 #endif
   155 		} pkey;
   156 	int save_parameters;
   157 	STACK_OF(X509_ATTRIBUTE) *attributes; /* [ 0 ] */
   158 	} /* EVP_PKEY */;
   159 
   160 #define EVP_PKEY_MO_SIGN	0x0001
   161 #define EVP_PKEY_MO_VERIFY	0x0002
   162 #define EVP_PKEY_MO_ENCRYPT	0x0004
   163 #define EVP_PKEY_MO_DECRYPT	0x0008
   164 
   165 #if 0
   166 /* This structure is required to tie the message digest and signing together.
   167  * The lookup can be done by md/pkey_method, oid, oid/pkey_method, or
   168  * oid, md and pkey.
   169  * This is required because for various smart-card perform the digest and
   170  * signing/verification on-board.  To handle this case, the specific
   171  * EVP_MD and EVP_PKEY_METHODs need to be closely associated.
   172  * When a PKEY is created, it will have a EVP_PKEY_METHOD associated with it.
   173  * This can either be software or a token to provide the required low level
   174  * routines.
   175  */
   176 typedef struct evp_pkey_md_st
   177 	{
   178 	int oid;
   179 	EVP_MD *md;
   180 	EVP_PKEY_METHOD *pkey;
   181 	} EVP_PKEY_MD;
   182 
   183 #define EVP_rsa_md2() \
   184 		EVP_PKEY_MD_add(NID_md2WithRSAEncryption,\
   185 			EVP_rsa_pkcs1(),EVP_md2())
   186 #define EVP_rsa_md5() \
   187 		EVP_PKEY_MD_add(NID_md5WithRSAEncryption,\
   188 			EVP_rsa_pkcs1(),EVP_md5())
   189 #define EVP_rsa_sha0() \
   190 		EVP_PKEY_MD_add(NID_shaWithRSAEncryption,\
   191 			EVP_rsa_pkcs1(),EVP_sha())
   192 #define EVP_rsa_sha1() \
   193 		EVP_PKEY_MD_add(NID_sha1WithRSAEncryption,\
   194 			EVP_rsa_pkcs1(),EVP_sha1())
   195 #define EVP_rsa_ripemd160() \
   196 		EVP_PKEY_MD_add(NID_ripemd160WithRSA,\
   197 			EVP_rsa_pkcs1(),EVP_ripemd160())
   198 #define EVP_rsa_mdc2() \
   199 		EVP_PKEY_MD_add(NID_mdc2WithRSA,\
   200 			EVP_rsa_octet_string(),EVP_mdc2())
   201 #define EVP_dsa_sha() \
   202 		EVP_PKEY_MD_add(NID_dsaWithSHA,\
   203 			EVP_dsa(),EVP_sha())
   204 #define EVP_dsa_sha1() \
   205 		EVP_PKEY_MD_add(NID_dsaWithSHA1,\
   206 			EVP_dsa(),EVP_sha1())
   207 
   208 typedef struct evp_pkey_method_st
   209 	{
   210 	char *name;
   211 	int flags;
   212 	int type;		/* RSA, DSA, an SSLeay specific constant */
   213 	int oid;		/* For the pub-key type */
   214 	int encrypt_oid;	/* pub/priv key encryption */
   215 
   216 	int (*sign)();
   217 	int (*verify)();
   218 	struct	{
   219 		int (*set)();	/* get and/or set the underlying type */
   220 		int (*get)();
   221 		int (*encrypt)();
   222 		int (*decrypt)();
   223 		int (*i2d)();
   224 		int (*d2i)();
   225 		int (*dup)();
   226 		} pub,priv;
   227 	int (*set_asn1_parameters)();
   228 	int (*get_asn1_parameters)();
   229 	} EVP_PKEY_METHOD;
   230 #endif
   231 
   232 #ifndef EVP_MD
   233 struct env_md_st
   234 	{
   235 	int type;
   236 	int pkey_type;
   237 	int md_size;
   238 	unsigned long flags;
   239 	int (*init)(EVP_MD_CTX *ctx);
   240 	int (*update)(EVP_MD_CTX *ctx,const void *data,size_t count);
   241 	int (*final)(EVP_MD_CTX *ctx,unsigned char *md);
   242 	int (*copy)(EVP_MD_CTX *to,const EVP_MD_CTX *from);
   243 	int (*cleanup)(EVP_MD_CTX *ctx);
   244 
   245 	/* FIXME: prototype these some day */
   246 	int (*sign)(int type, const unsigned char *m, unsigned int m_length,
   247 		    unsigned char *sigret, unsigned int *siglen, void *key);
   248 	int (*verify)(int type, const unsigned char *m, unsigned int m_length,
   249 		      const unsigned char *sigbuf, unsigned int siglen,
   250 		      void *key);
   251 	int required_pkey_type[5]; /*EVP_PKEY_xxx */
   252 	int block_size;
   253 	int ctx_size; /* how big does the ctx->md_data need to be */
   254 	} /* EVP_MD */;
   255 
   256 typedef int evp_sign_method(int type,const unsigned char *m,
   257 			    unsigned int m_length,unsigned char *sigret,
   258 			    unsigned int *siglen, void *key);
   259 typedef int evp_verify_method(int type,const unsigned char *m,
   260 			    unsigned int m_length,const unsigned char *sigbuf,
   261 			    unsigned int siglen, void *key);
   262 
   263 #define EVP_MD_FLAG_ONESHOT	0x0001 /* digest can only handle a single
   264 					* block */
   265 
   266 #define EVP_PKEY_NULL_method	NULL,NULL,{0,0,0,0}
   267 
   268 #ifndef OPENSSL_NO_DSA
   269 #define EVP_PKEY_DSA_method	(evp_sign_method *)DSA_sign, \
   270 				(evp_verify_method *)DSA_verify, \
   271 				{EVP_PKEY_DSA,EVP_PKEY_DSA2,EVP_PKEY_DSA3, \
   272 					EVP_PKEY_DSA4,0}
   273 #else
   274 #define EVP_PKEY_DSA_method	EVP_PKEY_NULL_method
   275 #endif
   276 
   277 #ifndef OPENSSL_NO_ECDSA
   278 #define EVP_PKEY_ECDSA_method   (evp_sign_method *)ECDSA_sign, \
   279 				(evp_verify_method *)ECDSA_verify, \
   280                                  {EVP_PKEY_EC,0,0,0}
   281 #else   
   282 #define EVP_PKEY_ECDSA_method   EVP_PKEY_NULL_method
   283 #endif
   284 
   285 #ifndef OPENSSL_NO_RSA
   286 #define EVP_PKEY_RSA_method	(evp_sign_method *)RSA_sign, \
   287 				(evp_verify_method *)RSA_verify, \
   288 				{EVP_PKEY_RSA,EVP_PKEY_RSA2,0,0}
   289 #define EVP_PKEY_RSA_ASN1_OCTET_STRING_method \
   290 				(evp_sign_method *)RSA_sign_ASN1_OCTET_STRING, \
   291 				(evp_verify_method *)RSA_verify_ASN1_OCTET_STRING, \
   292 				{EVP_PKEY_RSA,EVP_PKEY_RSA2,0,0}
   293 #else
   294 #define EVP_PKEY_RSA_method	EVP_PKEY_NULL_method
   295 #define EVP_PKEY_RSA_ASN1_OCTET_STRING_method EVP_PKEY_NULL_method
   296 #endif
   297 
   298 #endif /* !EVP_MD */
   299 
   300 struct env_md_ctx_st
   301 	{
   302 	const EVP_MD *digest;
   303 	ENGINE *engine; /* functional reference if 'digest' is ENGINE-provided */
   304 	unsigned long flags;
   305 	void *md_data;
   306 	} /* EVP_MD_CTX */;
   307 
   308 /* values for EVP_MD_CTX flags */
   309 
   310 #define EVP_MD_CTX_FLAG_ONESHOT		0x0001 /* digest update will be called
   311 						* once only */
   312 #define EVP_MD_CTX_FLAG_CLEANED		0x0002 /* context has already been
   313 						* cleaned */
   314 #define EVP_MD_CTX_FLAG_REUSE		0x0004 /* Don't free up ctx->md_data
   315 						* in EVP_MD_CTX_cleanup */
   316 
   317 struct evp_cipher_st
   318 	{
   319 	int nid;
   320 	int block_size;
   321 	int key_len;		/* Default value for variable length ciphers */
   322 	int iv_len;
   323 	unsigned long flags;	/* Various flags */
   324 	int (*init)(EVP_CIPHER_CTX *ctx, const unsigned char *key,
   325 		    const unsigned char *iv, int enc);	/* init key */
   326 	int (*do_cipher)(EVP_CIPHER_CTX *ctx, unsigned char *out,
   327 			 const unsigned char *in, unsigned int inl);/* encrypt/decrypt data */
   328 	int (*cleanup)(EVP_CIPHER_CTX *); /* cleanup ctx */
   329 	int ctx_size;		/* how big ctx->cipher_data needs to be */
   330 	int (*set_asn1_parameters)(EVP_CIPHER_CTX *, ASN1_TYPE *); /* Populate a ASN1_TYPE with parameters */
   331 	int (*get_asn1_parameters)(EVP_CIPHER_CTX *, ASN1_TYPE *); /* Get parameters from a ASN1_TYPE */
   332 	int (*ctrl)(EVP_CIPHER_CTX *, int type, int arg, void *ptr); /* Miscellaneous operations */
   333 	void *app_data;		/* Application data */
   334 	} /* EVP_CIPHER */;
   335 
   336 /* Values for cipher flags */
   337 
   338 /* Modes for ciphers */
   339 
   340 #define		EVP_CIPH_STREAM_CIPHER		0x0
   341 #define		EVP_CIPH_ECB_MODE		0x1
   342 #define		EVP_CIPH_CBC_MODE		0x2
   343 #define		EVP_CIPH_CFB_MODE		0x3
   344 #define		EVP_CIPH_OFB_MODE		0x4
   345 #define 	EVP_CIPH_MODE			0x7
   346 /* Set if variable length cipher */
   347 #define 	EVP_CIPH_VARIABLE_LENGTH	0x8
   348 /* Set if the iv handling should be done by the cipher itself */
   349 #define 	EVP_CIPH_CUSTOM_IV		0x10
   350 /* Set if the cipher's init() function should be called if key is NULL */
   351 #define 	EVP_CIPH_ALWAYS_CALL_INIT	0x20
   352 /* Call ctrl() to init cipher parameters */
   353 #define 	EVP_CIPH_CTRL_INIT		0x40
   354 /* Don't use standard key length function */
   355 #define 	EVP_CIPH_CUSTOM_KEY_LENGTH	0x80
   356 /* Don't use standard block padding */
   357 #define 	EVP_CIPH_NO_PADDING		0x100
   358 /* cipher handles random key generation */
   359 #define 	EVP_CIPH_RAND_KEY		0x200
   360 
   361 /* ctrl() values */
   362 
   363 #define		EVP_CTRL_INIT			0x0
   364 #define 	EVP_CTRL_SET_KEY_LENGTH		0x1
   365 #define 	EVP_CTRL_GET_RC2_KEY_BITS	0x2
   366 #define 	EVP_CTRL_SET_RC2_KEY_BITS	0x3
   367 #define 	EVP_CTRL_GET_RC5_ROUNDS		0x4
   368 #define 	EVP_CTRL_SET_RC5_ROUNDS		0x5
   369 #define 	EVP_CTRL_RAND_KEY		0x6
   370 
   371 typedef struct evp_cipher_info_st
   372 	{
   373 	const EVP_CIPHER *cipher;
   374 	unsigned char iv[EVP_MAX_IV_LENGTH];
   375 	} EVP_CIPHER_INFO;
   376 
   377 struct evp_cipher_ctx_st
   378 	{
   379 	const EVP_CIPHER *cipher;
   380 	ENGINE *engine;	/* functional reference if 'cipher' is ENGINE-provided */
   381 	int encrypt;		/* encrypt or decrypt */
   382 	int buf_len;		/* number we have left */
   383 
   384 	unsigned char  oiv[EVP_MAX_IV_LENGTH];	/* original iv */
   385 	unsigned char  iv[EVP_MAX_IV_LENGTH];	/* working iv */
   386 	unsigned char buf[EVP_MAX_BLOCK_LENGTH];/* saved partial block */
   387 	int num;				/* used by cfb/ofb mode */
   388 
   389 	void *app_data;		/* application stuff */
   390 	int key_len;		/* May change for variable length cipher */
   391 	unsigned long flags;	/* Various flags */
   392 	void *cipher_data; /* per EVP data */
   393 	int final_used;
   394 	int block_mask;
   395 	unsigned char final[EVP_MAX_BLOCK_LENGTH];/* possible final block */
   396 	} /* EVP_CIPHER_CTX */;
   397 
   398 typedef struct evp_Encode_Ctx_st
   399 	{
   400 	int num;	/* number saved in a partial encode/decode */
   401 	int length;	/* The length is either the output line length
   402 			 * (in input bytes) or the shortest input line
   403 			 * length that is ok.  Once decoding begins,
   404 			 * the length is adjusted up each time a longer
   405 			 * line is decoded */
   406 	unsigned char enc_data[80];	/* data to encode */
   407 	int line_num;	/* number read on current line */
   408 	int expect_nl;
   409 	} EVP_ENCODE_CTX;
   410 
   411 /* Password based encryption function */
   412 typedef int (EVP_PBE_KEYGEN)(EVP_CIPHER_CTX *ctx, const char *pass, int passlen,
   413 		ASN1_TYPE *param, const EVP_CIPHER *cipher,
   414                 const EVP_MD *md, int en_de);
   415 
   416 #ifndef OPENSSL_NO_RSA
   417 #define EVP_PKEY_assign_RSA(pkey,rsa) EVP_PKEY_assign((pkey),EVP_PKEY_RSA,\
   418 					(char *)(rsa))
   419 #endif
   420 
   421 #ifndef OPENSSL_NO_DSA
   422 #define EVP_PKEY_assign_DSA(pkey,dsa) EVP_PKEY_assign((pkey),EVP_PKEY_DSA,\
   423 					(char *)(dsa))
   424 #endif
   425 
   426 #ifndef OPENSSL_NO_DH
   427 #define EVP_PKEY_assign_DH(pkey,dh) EVP_PKEY_assign((pkey),EVP_PKEY_DH,\
   428 					(char *)(dh))
   429 #endif
   430 
   431 #ifndef OPENSSL_NO_EC
   432 #define EVP_PKEY_assign_EC_KEY(pkey,eckey) EVP_PKEY_assign((pkey),EVP_PKEY_EC,\
   433                                         (char *)(eckey))
   434 #endif
   435 
   436 /* Add some extra combinations */
   437 #define EVP_get_digestbynid(a) EVP_get_digestbyname(OBJ_nid2sn(a))
   438 #define EVP_get_digestbyobj(a) EVP_get_digestbynid(OBJ_obj2nid(a))
   439 #define EVP_get_cipherbynid(a) EVP_get_cipherbyname(OBJ_nid2sn(a))
   440 #define EVP_get_cipherbyobj(a) EVP_get_cipherbynid(OBJ_obj2nid(a))
   441 
   442 int EVP_MD_type(const EVP_MD *md);
   443 #define EVP_MD_nid(e)			EVP_MD_type(e)
   444 #define EVP_MD_name(e)			OBJ_nid2sn(EVP_MD_nid(e))
   445 int EVP_MD_pkey_type(const EVP_MD *md);	
   446 int EVP_MD_size(const EVP_MD *md);
   447 int EVP_MD_block_size(const EVP_MD *md);
   448 
   449 const EVP_MD * EVP_MD_CTX_md(const EVP_MD_CTX *ctx);
   450 #define EVP_MD_CTX_size(e)		EVP_MD_size(EVP_MD_CTX_md(e))
   451 #define EVP_MD_CTX_block_size(e)	EVP_MD_block_size(EVP_MD_CTX_md(e))
   452 #define EVP_MD_CTX_type(e)		EVP_MD_type(EVP_MD_CTX_md(e))
   453 
   454 int EVP_CIPHER_nid(const EVP_CIPHER *cipher);
   455 #define EVP_CIPHER_name(e)		OBJ_nid2sn(EVP_CIPHER_nid(e))
   456 int EVP_CIPHER_block_size(const EVP_CIPHER *cipher);
   457 int EVP_CIPHER_key_length(const EVP_CIPHER *cipher);
   458 int EVP_CIPHER_iv_length(const EVP_CIPHER *cipher);
   459 unsigned long EVP_CIPHER_flags(const EVP_CIPHER *cipher);
   460 #define EVP_CIPHER_mode(e)		(EVP_CIPHER_flags(e) & EVP_CIPH_MODE)
   461 
   462 const EVP_CIPHER * EVP_CIPHER_CTX_cipher(const EVP_CIPHER_CTX *ctx);
   463 int EVP_CIPHER_CTX_nid(const EVP_CIPHER_CTX *ctx);
   464 int EVP_CIPHER_CTX_block_size(const EVP_CIPHER_CTX *ctx);
   465 int EVP_CIPHER_CTX_key_length(const EVP_CIPHER_CTX *ctx);
   466 int EVP_CIPHER_CTX_iv_length(const EVP_CIPHER_CTX *ctx);
   467 void * EVP_CIPHER_CTX_get_app_data(const EVP_CIPHER_CTX *ctx);
   468 void EVP_CIPHER_CTX_set_app_data(EVP_CIPHER_CTX *ctx, void *data);
   469 #define EVP_CIPHER_CTX_type(c)         EVP_CIPHER_type(EVP_CIPHER_CTX_cipher(c))
   470 unsigned long EVP_CIPHER_CTX_flags(const EVP_CIPHER_CTX *ctx);
   471 #define EVP_CIPHER_CTX_mode(e)		(EVP_CIPHER_CTX_flags(e) & EVP_CIPH_MODE)
   472 
   473 #define EVP_ENCODE_LENGTH(l)	(((l+2)/3*4)+(l/48+1)*2+80)
   474 #define EVP_DECODE_LENGTH(l)	((l+3)/4*3+80)
   475 
   476 #define EVP_SignInit_ex(a,b,c)		EVP_DigestInit_ex(a,b,c)
   477 #define EVP_SignInit(a,b)		EVP_DigestInit(a,b)
   478 #define EVP_SignUpdate(a,b,c)		EVP_DigestUpdate(a,b,c)
   479 #define	EVP_VerifyInit_ex(a,b,c)	EVP_DigestInit_ex(a,b,c)
   480 #define	EVP_VerifyInit(a,b)		EVP_DigestInit(a,b)
   481 #define	EVP_VerifyUpdate(a,b,c)		EVP_DigestUpdate(a,b,c)
   482 #define EVP_OpenUpdate(a,b,c,d,e)	EVP_DecryptUpdate(a,b,c,d,e)
   483 #define EVP_SealUpdate(a,b,c,d,e)	EVP_EncryptUpdate(a,b,c,d,e)	
   484 
   485 #ifdef CONST_STRICT
   486 IMPORT_C void BIO_set_md(BIO *,const EVP_MD *md);
   487 #else
   488 # define BIO_set_md(b,md)		BIO_ctrl(b,BIO_C_SET_MD,0,(char *)md)
   489 #endif
   490 #define BIO_get_md(b,mdp)		BIO_ctrl(b,BIO_C_GET_MD,0,(char *)mdp)
   491 #define BIO_get_md_ctx(b,mdcp)     BIO_ctrl(b,BIO_C_GET_MD_CTX,0,(char *)mdcp)
   492 #define BIO_set_md_ctx(b,mdcp)     BIO_ctrl(b,BIO_C_SET_MD_CTX,0,(char *)mdcp)
   493 #define BIO_get_cipher_status(b)	BIO_ctrl(b,BIO_C_GET_CIPHER_STATUS,0,NULL)
   494 #define BIO_get_cipher_ctx(b,c_pp)	BIO_ctrl(b,BIO_C_GET_CIPHER_CTX,0,(char *)c_pp)
   495 
   496 int EVP_Cipher(EVP_CIPHER_CTX *c,
   497 		unsigned char *out,
   498 		const unsigned char *in,
   499 		unsigned int inl);
   500 
   501 #define EVP_add_cipher_alias(n,alias) \
   502 	OBJ_NAME_add((alias),OBJ_NAME_TYPE_CIPHER_METH|OBJ_NAME_ALIAS,(n))
   503 #define EVP_add_digest_alias(n,alias) \
   504 	OBJ_NAME_add((alias),OBJ_NAME_TYPE_MD_METH|OBJ_NAME_ALIAS,(n))
   505 #define EVP_delete_cipher_alias(alias) \
   506 	OBJ_NAME_remove(alias,OBJ_NAME_TYPE_CIPHER_METH|OBJ_NAME_ALIAS);
   507 #define EVP_delete_digest_alias(alias) \
   508 	OBJ_NAME_remove(alias,OBJ_NAME_TYPE_MD_METH|OBJ_NAME_ALIAS);
   509 
   510 IMPORT_C void	EVP_MD_CTX_init(EVP_MD_CTX *ctx);
   511 IMPORT_C int	EVP_MD_CTX_cleanup(EVP_MD_CTX *ctx);
   512 IMPORT_C EVP_MD_CTX *EVP_MD_CTX_create(void);
   513 IMPORT_C void	EVP_MD_CTX_destroy(EVP_MD_CTX *ctx);
   514 IMPORT_C int     EVP_MD_CTX_copy_ex(EVP_MD_CTX *out,const EVP_MD_CTX *in);  
   515 IMPORT_C void	EVP_MD_CTX_set_flags(EVP_MD_CTX *ctx, int flags);
   516 IMPORT_C void	EVP_MD_CTX_clear_flags(EVP_MD_CTX *ctx, int flags);
   517 IMPORT_C int 	EVP_MD_CTX_test_flags(const EVP_MD_CTX *ctx,int flags);
   518 IMPORT_C int	EVP_DigestInit_ex(EVP_MD_CTX *ctx, const EVP_MD *type, ENGINE *impl);
   519 IMPORT_C int	EVP_DigestUpdate(EVP_MD_CTX *ctx,const void *d,
   520 			 size_t cnt);
   521 IMPORT_C int	EVP_DigestFinal_ex(EVP_MD_CTX *ctx,unsigned char *md,unsigned int *s);
   522 IMPORT_C int	EVP_Digest(const void *data, size_t count,
   523 		unsigned char *md, unsigned int *size, const EVP_MD *type, ENGINE *impl);
   524 
   525 IMPORT_C int     EVP_MD_CTX_copy(EVP_MD_CTX *out,const EVP_MD_CTX *in);  
   526 IMPORT_C int	EVP_DigestInit(EVP_MD_CTX *ctx, const EVP_MD *type);
   527 IMPORT_C int	EVP_DigestFinal(EVP_MD_CTX *ctx,unsigned char *md,unsigned int *s);
   528 
   529 IMPORT_C int	EVP_read_pw_string(char *buf,int length,const char *prompt,int verify);
   530 IMPORT_C void	EVP_set_pw_prompt(const char *prompt);
   531 IMPORT_C char *	EVP_get_pw_prompt(void);
   532 
   533 IMPORT_C int	EVP_BytesToKey(const EVP_CIPHER *type,const EVP_MD *md,
   534 		const unsigned char *salt, const unsigned char *data,
   535 		int datal, int count, unsigned char *key,unsigned char *iv);
   536 
   537 IMPORT_C int	EVP_EncryptInit(EVP_CIPHER_CTX *ctx,const EVP_CIPHER *cipher,
   538 		const unsigned char *key, const unsigned char *iv);
   539 IMPORT_C int	EVP_EncryptInit_ex(EVP_CIPHER_CTX *ctx,const EVP_CIPHER *cipher, ENGINE *impl,
   540 		const unsigned char *key, const unsigned char *iv);
   541 IMPORT_C int	EVP_EncryptUpdate(EVP_CIPHER_CTX *ctx, unsigned char *out,
   542 		int *outl, const unsigned char *in, int inl);
   543 IMPORT_C int	EVP_EncryptFinal_ex(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl);
   544 IMPORT_C int	EVP_EncryptFinal(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl);
   545 
   546 IMPORT_C int	EVP_DecryptInit(EVP_CIPHER_CTX *ctx,const EVP_CIPHER *cipher,
   547 		const unsigned char *key, const unsigned char *iv);
   548 IMPORT_C int	EVP_DecryptInit_ex(EVP_CIPHER_CTX *ctx,const EVP_CIPHER *cipher, ENGINE *impl,
   549 		const unsigned char *key, const unsigned char *iv);
   550 IMPORT_C int	EVP_DecryptUpdate(EVP_CIPHER_CTX *ctx, unsigned char *out,
   551 		int *outl, const unsigned char *in, int inl);
   552 IMPORT_C int	EVP_DecryptFinal(EVP_CIPHER_CTX *ctx, unsigned char *outm, int *outl);
   553 IMPORT_C int	EVP_DecryptFinal_ex(EVP_CIPHER_CTX *ctx, unsigned char *outm, int *outl);
   554 
   555 IMPORT_C int	EVP_CipherInit(EVP_CIPHER_CTX *ctx,const EVP_CIPHER *cipher,
   556 		       const unsigned char *key,const unsigned char *iv,
   557 		       int enc);
   558 IMPORT_C int	EVP_CipherInit_ex(EVP_CIPHER_CTX *ctx,const EVP_CIPHER *cipher, ENGINE *impl,
   559 		       const unsigned char *key,const unsigned char *iv,
   560 		       int enc);
   561 IMPORT_C int	EVP_CipherUpdate(EVP_CIPHER_CTX *ctx, unsigned char *out,
   562 		int *outl, const unsigned char *in, int inl);
   563 IMPORT_C int	EVP_CipherFinal(EVP_CIPHER_CTX *ctx, unsigned char *outm, int *outl);
   564 IMPORT_C int	EVP_CipherFinal_ex(EVP_CIPHER_CTX *ctx, unsigned char *outm, int *outl);
   565 
   566 IMPORT_C int	EVP_SignFinal(EVP_MD_CTX *ctx,unsigned char *md,unsigned int *s,
   567 		EVP_PKEY *pkey);
   568 
   569 IMPORT_C int	EVP_VerifyFinal(EVP_MD_CTX *ctx,const unsigned char *sigbuf,
   570 		unsigned int siglen,EVP_PKEY *pkey);
   571 
   572 IMPORT_C int	EVP_OpenInit(EVP_CIPHER_CTX *ctx,const EVP_CIPHER *type,
   573 		const unsigned char *ek, int ekl, const unsigned char *iv,
   574 		EVP_PKEY *priv);
   575 IMPORT_C int	EVP_OpenFinal(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl);
   576 
   577 IMPORT_C int	EVP_SealInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *type,
   578 		 unsigned char **ek, int *ekl, unsigned char *iv,
   579 		EVP_PKEY **pubk, int npubk);
   580 IMPORT_C int	EVP_SealFinal(EVP_CIPHER_CTX *ctx,unsigned char *out,int *outl);
   581 
   582 IMPORT_C void	EVP_EncodeInit(EVP_ENCODE_CTX *ctx);
   583 IMPORT_C void	EVP_EncodeUpdate(EVP_ENCODE_CTX *ctx,unsigned char *out,int *outl,
   584 		const unsigned char *in,int inl);
   585 IMPORT_C void	EVP_EncodeFinal(EVP_ENCODE_CTX *ctx,unsigned char *out,int *outl);
   586 IMPORT_C int	EVP_EncodeBlock(unsigned char *t, const unsigned char *f, int n);
   587 
   588 IMPORT_C void	EVP_DecodeInit(EVP_ENCODE_CTX *ctx);
   589 IMPORT_C int	EVP_DecodeUpdate(EVP_ENCODE_CTX *ctx,unsigned char *out,int *outl,
   590 		const unsigned char *in, int inl);
   591 IMPORT_C int	EVP_DecodeFinal(EVP_ENCODE_CTX *ctx, unsigned
   592 		char *out, int *outl);
   593 IMPORT_C int	EVP_DecodeBlock(unsigned char *t, const unsigned char *f, int n);
   594 
   595 IMPORT_C void EVP_CIPHER_CTX_init(EVP_CIPHER_CTX *a);
   596 IMPORT_C int EVP_CIPHER_CTX_cleanup(EVP_CIPHER_CTX *a);
   597 IMPORT_C EVP_CIPHER_CTX *EVP_CIPHER_CTX_new(void);
   598 IMPORT_C void EVP_CIPHER_CTX_free(EVP_CIPHER_CTX *a);
   599 IMPORT_C int EVP_CIPHER_CTX_set_key_length(EVP_CIPHER_CTX *x, int keylen);
   600 IMPORT_C int EVP_CIPHER_CTX_set_padding(EVP_CIPHER_CTX *c, int pad);
   601 IMPORT_C int EVP_CIPHER_CTX_ctrl(EVP_CIPHER_CTX *ctx, int type, int arg, void *ptr);
   602 IMPORT_C int EVP_CIPHER_CTX_rand_key(EVP_CIPHER_CTX *ctx, unsigned char *key);
   603 
   604 #ifndef OPENSSL_NO_BIO
   605 IMPORT_C BIO_METHOD *BIO_f_md(void);
   606 IMPORT_C BIO_METHOD *BIO_f_base64(void);
   607 IMPORT_C BIO_METHOD *BIO_f_cipher(void);
   608 IMPORT_C BIO_METHOD *BIO_f_reliable(void);
   609 IMPORT_C void BIO_set_cipher(BIO *b,const EVP_CIPHER *c,const unsigned char *k,
   610 		const unsigned char *i, int enc);
   611 #endif
   612 
   613 IMPORT_C const EVP_MD *EVP_md_null(void);
   614 #ifndef OPENSSL_NO_MD2
   615 IMPORT_C const EVP_MD *EVP_md2(void);
   616 #endif
   617 #ifndef OPENSSL_NO_MD5
   618 IMPORT_C const EVP_MD *EVP_md5(void);
   619 #endif
   620 #ifndef OPENSSL_NO_SHA
   621 IMPORT_C const EVP_MD *EVP_sha(void);
   622 IMPORT_C const EVP_MD *EVP_sha1(void);
   623 IMPORT_C const EVP_MD *EVP_dss(void);
   624 IMPORT_C const EVP_MD *EVP_dss1(void);
   625 #endif
   626 IMPORT_C const EVP_CIPHER *EVP_enc_null(void);		/* does nothing :-) */
   627 #ifndef OPENSSL_NO_DES
   628 IMPORT_C const EVP_CIPHER *EVP_des_ecb(void);
   629 IMPORT_C const EVP_CIPHER *EVP_des_ede(void);
   630 IMPORT_C const EVP_CIPHER *EVP_des_ede3(void);
   631 IMPORT_C const EVP_CIPHER *EVP_des_ede_ecb(void);
   632 IMPORT_C const EVP_CIPHER *EVP_des_ede3_ecb(void);
   633 IMPORT_C const EVP_CIPHER *EVP_des_cfb64(void);
   634 # define EVP_des_cfb EVP_des_cfb64
   635 IMPORT_C const EVP_CIPHER *EVP_des_cfb1(void);
   636 IMPORT_C const EVP_CIPHER *EVP_des_cfb8(void);
   637 IMPORT_C const EVP_CIPHER *EVP_des_ede_cfb64(void);
   638 # define EVP_des_ede_cfb EVP_des_ede_cfb64
   639 #if 0
   640 IMPORT_C const EVP_CIPHER *EVP_des_ede_cfb1(void);
   641 IMPORT_C const EVP_CIPHER *EVP_des_ede_cfb8(void);
   642 #endif
   643 IMPORT_C const EVP_CIPHER *EVP_des_ede3_cfb64(void);
   644 # define EVP_des_ede3_cfb EVP_des_ede3_cfb64
   645 IMPORT_C const EVP_CIPHER *EVP_des_ede3_cfb1(void);
   646 IMPORT_C const EVP_CIPHER *EVP_des_ede3_cfb8(void);
   647 IMPORT_C const EVP_CIPHER *EVP_des_ofb(void);
   648 IMPORT_C const EVP_CIPHER *EVP_des_ede_ofb(void);
   649 IMPORT_C const EVP_CIPHER *EVP_des_ede3_ofb(void);
   650 IMPORT_C const EVP_CIPHER *EVP_des_cbc(void);
   651 IMPORT_C const EVP_CIPHER *EVP_des_ede_cbc(void);
   652 IMPORT_C const EVP_CIPHER *EVP_des_ede3_cbc(void);
   653 IMPORT_C const EVP_CIPHER *EVP_desx_cbc(void);
   654 /* This should now be supported through the dev_crypto ENGINE. But also, why are
   655  * rc4 and md5 declarations made here inside a "NO_DES" precompiler branch? */
   656 #if 0
   657 # ifdef OPENSSL_OPENBSD_DEV_CRYPTO
   658 IMPORT_C const EVP_CIPHER *EVP_dev_crypto_des_ede3_cbc(void);
   659 IMPORT_C const EVP_CIPHER *EVP_dev_crypto_rc4(void);
   660 IMPORT_C const EVP_MD *EVP_dev_crypto_md5(void);
   661 # endif
   662 #endif
   663 #endif
   664 #ifndef OPENSSL_NO_RC4
   665 IMPORT_C const EVP_CIPHER *EVP_rc4(void);
   666 IMPORT_C const EVP_CIPHER *EVP_rc4_40(void);
   667 #endif
   668 #ifndef OPENSSL_NO_RC2
   669 IMPORT_C const EVP_CIPHER *EVP_rc2_ecb(void);
   670 IMPORT_C const EVP_CIPHER *EVP_rc2_cbc(void);
   671 IMPORT_C const EVP_CIPHER *EVP_rc2_40_cbc(void);
   672 IMPORT_C const EVP_CIPHER *EVP_rc2_64_cbc(void);
   673 IMPORT_C const EVP_CIPHER *EVP_rc2_cfb64(void);
   674 # define EVP_rc2_cfb EVP_rc2_cfb64
   675 IMPORT_C const EVP_CIPHER *EVP_rc2_ofb(void);
   676 #endif
   677 #ifndef OPENSSL_NO_AES
   678 IMPORT_C const EVP_CIPHER *EVP_aes_128_ecb(void);
   679 IMPORT_C const EVP_CIPHER *EVP_aes_128_cbc(void);
   680 IMPORT_C const EVP_CIPHER *EVP_aes_128_cfb1(void);
   681 IMPORT_C const EVP_CIPHER *EVP_aes_128_cfb8(void);
   682 IMPORT_C const EVP_CIPHER *EVP_aes_128_cfb128(void);
   683 # define EVP_aes_128_cfb EVP_aes_128_cfb128
   684 IMPORT_C const EVP_CIPHER *EVP_aes_128_ofb(void);
   685 #if 0
   686 IMPORT_C const EVP_CIPHER *EVP_aes_128_ctr(void);
   687 #endif
   688 IMPORT_C const EVP_CIPHER *EVP_aes_192_ecb(void);
   689 IMPORT_C const EVP_CIPHER *EVP_aes_192_cbc(void);
   690 IMPORT_C const EVP_CIPHER *EVP_aes_192_cfb1(void);
   691 IMPORT_C const EVP_CIPHER *EVP_aes_192_cfb8(void);
   692 IMPORT_C const EVP_CIPHER *EVP_aes_192_cfb128(void);
   693 # define EVP_aes_192_cfb EVP_aes_192_cfb128
   694 IMPORT_C const EVP_CIPHER *EVP_aes_192_ofb(void);
   695 #if 0
   696 IMPORT_C const EVP_CIPHER *EVP_aes_192_ctr(void);
   697 #endif
   698 IMPORT_C const EVP_CIPHER *EVP_aes_256_ecb(void);
   699 IMPORT_C const EVP_CIPHER *EVP_aes_256_cbc(void);
   700 IMPORT_C const EVP_CIPHER *EVP_aes_256_cfb1(void);
   701 IMPORT_C const EVP_CIPHER *EVP_aes_256_cfb8(void);
   702 IMPORT_C const EVP_CIPHER *EVP_aes_256_cfb128(void);
   703 # define EVP_aes_256_cfb EVP_aes_256_cfb128
   704 IMPORT_C const EVP_CIPHER *EVP_aes_256_ofb(void);
   705 #if 0
   706 IMPORT_C const EVP_CIPHER *EVP_aes_256_ctr(void);
   707 #endif
   708 #endif
   709 
   710 IMPORT_C void OPENSSL_add_all_algorithms_noconf(void);
   711 IMPORT_C void OPENSSL_add_all_algorithms_conf(void);
   712 
   713 #ifdef OPENSSL_LOAD_CONF
   714 #define OpenSSL_add_all_algorithms() \
   715 		OPENSSL_add_all_algorithms_conf()
   716 #else
   717 #define OpenSSL_add_all_algorithms() \
   718 		OPENSSL_add_all_algorithms_noconf()
   719 #endif
   720 
   721 IMPORT_C void OpenSSL_add_all_ciphers(void);
   722 IMPORT_C void OpenSSL_add_all_digests(void);
   723 #define SSLeay_add_all_algorithms() OpenSSL_add_all_algorithms()
   724 #define SSLeay_add_all_ciphers() OpenSSL_add_all_ciphers()
   725 #define SSLeay_add_all_digests() OpenSSL_add_all_digests()
   726 
   727 IMPORT_C int EVP_add_cipher(const EVP_CIPHER *cipher);
   728 IMPORT_C int EVP_add_digest(const EVP_MD *digest);
   729 
   730 IMPORT_C const EVP_CIPHER *EVP_get_cipherbyname(const char *name);
   731 IMPORT_C const EVP_MD *EVP_get_digestbyname(const char *name);
   732 IMPORT_C void EVP_cleanup(void);
   733 
   734 IMPORT_C int		EVP_PKEY_decrypt(unsigned char *dec_key,
   735 			const unsigned char *enc_key,int enc_key_len,
   736 			EVP_PKEY *private_key);
   737 IMPORT_C int		EVP_PKEY_encrypt(unsigned char *enc_key,
   738 			const unsigned char *key,int key_len,
   739 			EVP_PKEY *pub_key);
   740 IMPORT_C int		EVP_PKEY_type(int type);
   741 IMPORT_C int		EVP_PKEY_bits(EVP_PKEY *pkey);
   742 IMPORT_C int		EVP_PKEY_size(EVP_PKEY *pkey);
   743 IMPORT_C int 		EVP_PKEY_assign(EVP_PKEY *pkey,int type,char *key);
   744 
   745 #ifndef OPENSSL_NO_RSA
   746 struct rsa_st;
   747 IMPORT_C int EVP_PKEY_set1_RSA(EVP_PKEY *pkey,struct rsa_st *key);
   748 IMPORT_C struct rsa_st *EVP_PKEY_get1_RSA(EVP_PKEY *pkey);
   749 #endif
   750 #ifndef OPENSSL_NO_DSA
   751 struct dsa_st;
   752 IMPORT_C int EVP_PKEY_set1_DSA(EVP_PKEY *pkey,struct dsa_st *key);
   753 IMPORT_C struct dsa_st *EVP_PKEY_get1_DSA(EVP_PKEY *pkey);
   754 #endif
   755 #ifndef OPENSSL_NO_DH
   756 struct dh_st;
   757 IMPORT_C int EVP_PKEY_set1_DH(EVP_PKEY *pkey,struct dh_st *key);
   758 IMPORT_C struct dh_st *EVP_PKEY_get1_DH(EVP_PKEY *pkey);
   759 #endif
   760 
   761 IMPORT_C EVP_PKEY *	EVP_PKEY_new(void);
   762 IMPORT_C void		EVP_PKEY_free(EVP_PKEY *pkey);
   763 
   764 IMPORT_C EVP_PKEY *	d2i_PublicKey(int type,EVP_PKEY **a, const unsigned char **pp,
   765 			long length);
   766 IMPORT_C int		i2d_PublicKey(EVP_PKEY *a, unsigned char **pp);
   767 
   768 IMPORT_C EVP_PKEY *	d2i_PrivateKey(int type,EVP_PKEY **a, const unsigned char **pp,
   769 			long length);
   770 IMPORT_C EVP_PKEY *	d2i_AutoPrivateKey(EVP_PKEY **a, const unsigned char **pp,
   771 			long length);
   772 IMPORT_C int		i2d_PrivateKey(EVP_PKEY *a, unsigned char **pp);
   773 
   774 IMPORT_C int EVP_PKEY_copy_parameters(EVP_PKEY *to, const EVP_PKEY *from);
   775 IMPORT_C int EVP_PKEY_missing_parameters(const EVP_PKEY *pkey);
   776 IMPORT_C int EVP_PKEY_save_parameters(EVP_PKEY *pkey,int mode);
   777 IMPORT_C int EVP_PKEY_cmp_parameters(const EVP_PKEY *a, const EVP_PKEY *b);
   778 
   779 IMPORT_C int EVP_PKEY_cmp(const EVP_PKEY *a, const EVP_PKEY *b);
   780 
   781 IMPORT_C int EVP_CIPHER_type(const EVP_CIPHER *ctx);
   782 IMPORT_C int EVP_CIPHER_block_size(const EVP_CIPHER *e);
   783 IMPORT_C int EVP_CIPHER_CTX_block_size(const EVP_CIPHER_CTX *ctx);
   784 IMPORT_C int EVP_Cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, const unsigned char *in, unsigned int inl);
   785 IMPORT_C const EVP_CIPHER *EVP_CIPHER_CTX_cipher(const EVP_CIPHER_CTX *ctx);
   786 IMPORT_C unsigned long EVP_CIPHER_flags(const EVP_CIPHER *cipher);
   787 IMPORT_C unsigned long EVP_CIPHER_CTX_flags(const EVP_CIPHER_CTX *ctx);
   788 IMPORT_C void *EVP_CIPHER_CTX_get_app_data(const EVP_CIPHER_CTX *ctx);
   789 IMPORT_C void EVP_CIPHER_CTX_set_app_data(EVP_CIPHER_CTX *ctx, void *data);
   790 IMPORT_C int EVP_CIPHER_iv_length(const EVP_CIPHER *cipher);
   791 IMPORT_C int EVP_CIPHER_CTX_iv_length(const EVP_CIPHER_CTX *ctx);
   792 IMPORT_C int EVP_CIPHER_key_length(const EVP_CIPHER *cipher);
   793 IMPORT_C int EVP_CIPHER_CTX_key_length(const EVP_CIPHER_CTX *ctx);
   794 IMPORT_C int EVP_CIPHER_nid(const EVP_CIPHER *cipher);
   795 IMPORT_C int EVP_CIPHER_CTX_nid(const EVP_CIPHER_CTX *ctx);
   796 IMPORT_C int EVP_MD_block_size(const EVP_MD *md) ;
   797 IMPORT_C int EVP_MD_type(const EVP_MD *md);
   798 IMPORT_C int EVP_MD_pkey_type(const EVP_MD *md);
   799 IMPORT_C int EVP_MD_size(const EVP_MD *md);
   800 IMPORT_C const EVP_MD * EVP_MD_CTX_md(const EVP_MD_CTX *ctx);
   801 IMPORT_C void EVP_MD_CTX_set_flags(EVP_MD_CTX *ctx, int flags);
   802 IMPORT_C void EVP_MD_CTX_clear_flags(EVP_MD_CTX *ctx, int flags);
   803 IMPORT_C int EVP_MD_CTX_test_flags(const EVP_MD_CTX *ctx, int flags);
   804 
   805 /* calls methods */
   806 IMPORT_C int EVP_CIPHER_param_to_asn1(EVP_CIPHER_CTX *c, ASN1_TYPE *type);
   807 IMPORT_C int EVP_CIPHER_asn1_to_param(EVP_CIPHER_CTX *c, ASN1_TYPE *type);
   808 
   809 /* These are used by EVP_CIPHER methods */
   810 IMPORT_C int EVP_CIPHER_set_asn1_iv(EVP_CIPHER_CTX *c,ASN1_TYPE *type);
   811 IMPORT_C int EVP_CIPHER_get_asn1_iv(EVP_CIPHER_CTX *c,ASN1_TYPE *type);
   812 
   813 /* PKCS5 password based encryption */
   814 IMPORT_C int PKCS5_PBE_keyivgen(EVP_CIPHER_CTX *ctx, const char *pass, int passlen,
   815 			 ASN1_TYPE *param, const EVP_CIPHER *cipher, const EVP_MD *md,
   816 			 int en_de);
   817 IMPORT_C int PKCS5_PBKDF2_HMAC_SHA1(const char *pass, int passlen,
   818 			   const unsigned char *salt, int saltlen, int iter,
   819 			   int keylen, unsigned char *out);
   820 IMPORT_C int PKCS5_v2_PBE_keyivgen(EVP_CIPHER_CTX *ctx, const char *pass, int passlen,
   821 			 ASN1_TYPE *param, const EVP_CIPHER *cipher, const EVP_MD *md,
   822 			 int en_de);
   823 
   824 IMPORT_C void PKCS5_PBE_add(void);
   825 
   826 IMPORT_C int EVP_PBE_CipherInit (ASN1_OBJECT *pbe_obj, const char *pass, int passlen,
   827 	     ASN1_TYPE *param, EVP_CIPHER_CTX *ctx, int en_de);
   828 IMPORT_C int EVP_PBE_alg_add(int nid, const EVP_CIPHER *cipher, const EVP_MD *md,
   829 		    EVP_PBE_KEYGEN *keygen);
   830 IMPORT_C void EVP_PBE_cleanup(void);
   831 
   832 /* BEGIN ERROR CODES */
   833 /* The following lines are auto generated by the script mkerr.pl. Any changes
   834  * made after this point may be overwritten when the script is next run.
   835  */
   836 IMPORT_C void ERR_load_EVP_strings(void);
   837 
   838 /* Error codes for the EVP functions. */
   839 
   840 /* Function codes. */
   841 #define EVP_F_AES_INIT_KEY				 133
   842 #define EVP_F_D2I_PKEY					 100
   843 #define EVP_F_DSAPKEY2PKCS8				 134
   844 #define EVP_F_DSA_PKEY2PKCS8				 135
   845 #define EVP_F_ECDSA_PKEY2PKCS8				 129
   846 #define EVP_F_ECKEY_PKEY2PKCS8				 132
   847 #define EVP_F_EVP_CIPHERINIT_EX				 123
   848 #define EVP_F_EVP_CIPHER_CTX_CTRL			 124
   849 #define EVP_F_EVP_CIPHER_CTX_SET_KEY_LENGTH		 122
   850 #define EVP_F_EVP_DECRYPTFINAL_EX			 101
   851 #define EVP_F_EVP_DIGESTINIT_EX				 128
   852 #define EVP_F_EVP_ENCRYPTFINAL_EX			 127
   853 #define EVP_F_EVP_MD_CTX_COPY_EX			 110
   854 #define EVP_F_EVP_OPENINIT				 102
   855 #define EVP_F_EVP_PBE_ALG_ADD				 115
   856 #define EVP_F_EVP_PBE_CIPHERINIT			 116
   857 #define EVP_F_EVP_PKCS82PKEY				 111
   858 #define EVP_F_EVP_PKEY2PKCS8_BROKEN			 113
   859 #define EVP_F_EVP_PKEY_COPY_PARAMETERS			 103
   860 #define EVP_F_EVP_PKEY_DECRYPT				 104
   861 #define EVP_F_EVP_PKEY_ENCRYPT				 105
   862 #define EVP_F_EVP_PKEY_GET1_DH				 119
   863 #define EVP_F_EVP_PKEY_GET1_DSA				 120
   864 #define EVP_F_EVP_PKEY_GET1_ECDSA			 130
   865 #define EVP_F_EVP_PKEY_GET1_EC_KEY			 131
   866 #define EVP_F_EVP_PKEY_GET1_RSA				 121
   867 #define EVP_F_EVP_PKEY_NEW				 106
   868 #define EVP_F_EVP_RIJNDAEL				 126
   869 #define EVP_F_EVP_SIGNFINAL				 107
   870 #define EVP_F_EVP_VERIFYFINAL				 108
   871 #define EVP_F_PKCS5_PBE_KEYIVGEN			 117
   872 #define EVP_F_PKCS5_V2_PBE_KEYIVGEN			 118
   873 #define EVP_F_PKCS8_SET_BROKEN				 112
   874 #define EVP_F_RC2_MAGIC_TO_METH				 109
   875 #define EVP_F_RC5_CTRL					 125
   876 
   877 /* Reason codes. */
   878 #define EVP_R_AES_KEY_SETUP_FAILED			 143
   879 #define EVP_R_ASN1_LIB					 140
   880 #define EVP_R_BAD_BLOCK_LENGTH				 136
   881 #define EVP_R_BAD_DECRYPT				 100
   882 #define EVP_R_BAD_KEY_LENGTH				 137
   883 #define EVP_R_BN_DECODE_ERROR				 112
   884 #define EVP_R_BN_PUBKEY_ERROR				 113
   885 #define EVP_R_CIPHER_PARAMETER_ERROR			 122
   886 #define EVP_R_CTRL_NOT_IMPLEMENTED			 132
   887 #define EVP_R_CTRL_OPERATION_NOT_IMPLEMENTED		 133
   888 #define EVP_R_DATA_NOT_MULTIPLE_OF_BLOCK_LENGTH		 138
   889 #define EVP_R_DECODE_ERROR				 114
   890 #define EVP_R_DIFFERENT_KEY_TYPES			 101
   891 #define EVP_R_ENCODE_ERROR				 115
   892 #define EVP_R_EVP_PBE_CIPHERINIT_ERROR			 119
   893 #define EVP_R_EXPECTING_AN_RSA_KEY			 127
   894 #define EVP_R_EXPECTING_A_DH_KEY			 128
   895 #define EVP_R_EXPECTING_A_DSA_KEY			 129
   896 #define EVP_R_EXPECTING_A_ECDSA_KEY			 141
   897 #define EVP_R_EXPECTING_A_EC_KEY			 142
   898 #define EVP_R_INITIALIZATION_ERROR			 134
   899 #define EVP_R_INPUT_NOT_INITIALIZED			 111
   900 #define EVP_R_INVALID_KEY_LENGTH			 130
   901 #define EVP_R_IV_TOO_LARGE				 102
   902 #define EVP_R_KEYGEN_FAILURE				 120
   903 #define EVP_R_MISSING_PARAMETERS			 103
   904 #define EVP_R_NO_CIPHER_SET				 131
   905 #define EVP_R_NO_DIGEST_SET				 139
   906 #define EVP_R_NO_DSA_PARAMETERS				 116
   907 #define EVP_R_NO_SIGN_FUNCTION_CONFIGURED		 104
   908 #define EVP_R_NO_VERIFY_FUNCTION_CONFIGURED		 105
   909 #define EVP_R_PKCS8_UNKNOWN_BROKEN_TYPE			 117
   910 #define EVP_R_PUBLIC_KEY_NOT_RSA			 106
   911 #define EVP_R_UNKNOWN_PBE_ALGORITHM			 121
   912 #define EVP_R_UNSUPORTED_NUMBER_OF_ROUNDS		 135
   913 #define EVP_R_UNSUPPORTED_CIPHER			 107
   914 #define EVP_R_UNSUPPORTED_KEYLENGTH			 123
   915 #define EVP_R_UNSUPPORTED_KEY_DERIVATION_FUNCTION	 124
   916 #define EVP_R_UNSUPPORTED_KEY_SIZE			 108
   917 #define EVP_R_UNSUPPORTED_PRF				 125
   918 #define EVP_R_UNSUPPORTED_PRIVATE_KEY_ALGORITHM		 118
   919 #define EVP_R_UNSUPPORTED_SALT_TYPE			 126
   920 #define EVP_R_WRONG_FINAL_BLOCK_LENGTH			 109
   921 #define EVP_R_WRONG_PUBLIC_KEY_TYPE			 110
   922 
   923 #ifdef  __cplusplus
   924 }
   925 #endif
   926 #endif