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      1 /* crypto/evp/evp.h */
      2 /* Copyright (C) 1995-1998 Eric Young (eay (at) cryptsoft.com)
      3  * All rights reserved.
      4  *
      5  * This package is an SSL implementation written
      6  * by Eric Young (eay (at) 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 (at) 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 (at) 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 (at) 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 #ifndef HEADER_ENVELOPE_H
     60 #define HEADER_ENVELOPE_H
     61 
     62 #ifdef OPENSSL_ALGORITHM_DEFINES
     63 # include <openssl/opensslconf.h>
     64 #else
     65 # define OPENSSL_ALGORITHM_DEFINES
     66 # include <openssl/opensslconf.h>
     67 # undef OPENSSL_ALGORITHM_DEFINES
     68 #endif
     69 
     70 #include <openssl/ossl_typ.h>
     71 
     72 #include <openssl/symhacks.h>
     73 
     74 #ifndef OPENSSL_NO_BIO
     75 #include <openssl/bio.h>
     76 #endif
     77 
     78 /*
     79 #define EVP_RC2_KEY_SIZE		16
     80 #define EVP_RC4_KEY_SIZE		16
     81 #define EVP_BLOWFISH_KEY_SIZE		16
     82 #define EVP_CAST5_KEY_SIZE		16
     83 #define EVP_RC5_32_12_16_KEY_SIZE	16
     84 */
     85 #define EVP_MAX_MD_SIZE			64	/* longest known is SHA512 */
     86 #define EVP_MAX_KEY_LENGTH		32
     87 #define EVP_MAX_IV_LENGTH		16
     88 #define EVP_MAX_BLOCK_LENGTH		32
     89 
     90 #define PKCS5_SALT_LEN			8
     91 /* Default PKCS#5 iteration count */
     92 #define PKCS5_DEFAULT_ITER		2048
     93 
     94 #include <openssl/objects.h>
     95 
     96 #define EVP_PK_RSA	0x0001
     97 #define EVP_PK_DSA	0x0002
     98 #define EVP_PK_DH	0x0004
     99 #define EVP_PK_EC	0x0008
    100 #define EVP_PKT_SIGN	0x0010
    101 #define EVP_PKT_ENC	0x0020
    102 #define EVP_PKT_EXCH	0x0040
    103 #define EVP_PKS_RSA	0x0100
    104 #define EVP_PKS_DSA	0x0200
    105 #define EVP_PKS_EC	0x0400
    106 #define EVP_PKT_EXP	0x1000 /* <= 512 bit key */
    107 
    108 #define EVP_PKEY_NONE	NID_undef
    109 #define EVP_PKEY_RSA	NID_rsaEncryption
    110 #define EVP_PKEY_RSA2	NID_rsa
    111 #define EVP_PKEY_DSA	NID_dsa
    112 #define EVP_PKEY_DSA1	NID_dsa_2
    113 #define EVP_PKEY_DSA2	NID_dsaWithSHA
    114 #define EVP_PKEY_DSA3	NID_dsaWithSHA1
    115 #define EVP_PKEY_DSA4	NID_dsaWithSHA1_2
    116 #define EVP_PKEY_DH	NID_dhKeyAgreement
    117 #define EVP_PKEY_EC	NID_X9_62_id_ecPublicKey
    118 #define EVP_PKEY_HMAC	NID_hmac
    119 
    120 #ifdef	__cplusplus
    121 extern "C" {
    122 #endif
    123 
    124 /* Type needs to be a bit field
    125  * Sub-type needs to be for variations on the method, as in, can it do
    126  * arbitrary encryption.... */
    127 struct evp_pkey_st
    128 	{
    129 	int type;
    130 	int save_type;
    131 	int references;
    132 	const EVP_PKEY_ASN1_METHOD *ameth;
    133 	ENGINE *engine;
    134 	union	{
    135 		char *ptr;
    136 #ifndef OPENSSL_NO_RSA
    137 		struct rsa_st *rsa;	/* RSA */
    138 #endif
    139 #ifndef OPENSSL_NO_DSA
    140 		struct dsa_st *dsa;	/* DSA */
    141 #endif
    142 #ifndef OPENSSL_NO_DH
    143 		struct dh_st *dh;	/* DH */
    144 #endif
    145 #ifndef OPENSSL_NO_EC
    146 		struct ec_key_st *ec;	/* ECC */
    147 #endif
    148 		} pkey;
    149 	int save_parameters;
    150 	STACK_OF(X509_ATTRIBUTE) *attributes; /* [ 0 ] */
    151 	} /* EVP_PKEY */;
    152 
    153 #define EVP_PKEY_MO_SIGN	0x0001
    154 #define EVP_PKEY_MO_VERIFY	0x0002
    155 #define EVP_PKEY_MO_ENCRYPT	0x0004
    156 #define EVP_PKEY_MO_DECRYPT	0x0008
    157 
    158 #ifndef EVP_MD
    159 struct env_md_st
    160 	{
    161 	int type;
    162 	int pkey_type;
    163 	int md_size;
    164 	unsigned long flags;
    165 	int (*init)(EVP_MD_CTX *ctx);
    166 	int (*update)(EVP_MD_CTX *ctx,const void *data,size_t count);
    167 	int (*final)(EVP_MD_CTX *ctx,unsigned char *md);
    168 	int (*copy)(EVP_MD_CTX *to,const EVP_MD_CTX *from);
    169 	int (*cleanup)(EVP_MD_CTX *ctx);
    170 
    171 	/* FIXME: prototype these some day */
    172 	int (*sign)(int type, const unsigned char *m, unsigned int m_length,
    173 		    unsigned char *sigret, unsigned int *siglen, void *key);
    174 	int (*verify)(int type, const unsigned char *m, unsigned int m_length,
    175 		      const unsigned char *sigbuf, unsigned int siglen,
    176 		      void *key);
    177 	int required_pkey_type[5]; /*EVP_PKEY_xxx */
    178 	int block_size;
    179 	int ctx_size; /* how big does the ctx->md_data need to be */
    180 	/* control function */
    181 	int (*md_ctrl)(EVP_MD_CTX *ctx, int cmd, int p1, void *p2);
    182 	} /* EVP_MD */;
    183 
    184 typedef int evp_sign_method(int type,const unsigned char *m,
    185 			    unsigned int m_length,unsigned char *sigret,
    186 			    unsigned int *siglen, void *key);
    187 typedef int evp_verify_method(int type,const unsigned char *m,
    188 			    unsigned int m_length,const unsigned char *sigbuf,
    189 			    unsigned int siglen, void *key);
    190 
    191 #define EVP_MD_FLAG_ONESHOT	0x0001 /* digest can only handle a single
    192 					* block */
    193 
    194 #define EVP_MD_FLAG_PKEY_DIGEST	0x0002 /* digest is a "clone" digest used
    195 					* which is a copy of an existing
    196 					* one for a specific public key type.
    197 					* EVP_dss1() etc */
    198 
    199 /* Digest uses EVP_PKEY_METHOD for signing instead of MD specific signing */
    200 
    201 #define EVP_MD_FLAG_PKEY_METHOD_SIGNATURE	0x0004
    202 
    203 /* DigestAlgorithmIdentifier flags... */
    204 
    205 #define EVP_MD_FLAG_DIGALGID_MASK		0x0018
    206 
    207 /* NULL or absent parameter accepted. Use NULL */
    208 
    209 #define EVP_MD_FLAG_DIGALGID_NULL		0x0000
    210 
    211 /* NULL or absent parameter accepted. Use NULL for PKCS#1 otherwise absent */
    212 
    213 #define EVP_MD_FLAG_DIGALGID_ABSENT		0x0008
    214 
    215 /* Custom handling via ctrl */
    216 
    217 #define EVP_MD_FLAG_DIGALGID_CUSTOM		0x0018
    218 
    219 /* Digest ctrls */
    220 
    221 #define	EVP_MD_CTRL_DIGALGID			0x1
    222 #define	EVP_MD_CTRL_MICALG			0x2
    223 
    224 /* Minimum Algorithm specific ctrl value */
    225 
    226 #define	EVP_MD_CTRL_ALG_CTRL			0x1000
    227 
    228 #define EVP_PKEY_NULL_method	NULL,NULL,{0,0,0,0}
    229 
    230 #ifndef OPENSSL_NO_DSA
    231 #define EVP_PKEY_DSA_method	(evp_sign_method *)DSA_sign, \
    232 				(evp_verify_method *)DSA_verify, \
    233 				{EVP_PKEY_DSA,EVP_PKEY_DSA2,EVP_PKEY_DSA3, \
    234 					EVP_PKEY_DSA4,0}
    235 #else
    236 #define EVP_PKEY_DSA_method	EVP_PKEY_NULL_method
    237 #endif
    238 
    239 #ifndef OPENSSL_NO_ECDSA
    240 #define EVP_PKEY_ECDSA_method   (evp_sign_method *)ECDSA_sign, \
    241 				(evp_verify_method *)ECDSA_verify, \
    242                                  {EVP_PKEY_EC,0,0,0}
    243 #else
    244 #define EVP_PKEY_ECDSA_method   EVP_PKEY_NULL_method
    245 #endif
    246 
    247 #ifndef OPENSSL_NO_RSA
    248 #define EVP_PKEY_RSA_method	(evp_sign_method *)RSA_sign, \
    249 				(evp_verify_method *)RSA_verify, \
    250 				{EVP_PKEY_RSA,EVP_PKEY_RSA2,0,0}
    251 #define EVP_PKEY_RSA_ASN1_OCTET_STRING_method \
    252 				(evp_sign_method *)RSA_sign_ASN1_OCTET_STRING, \
    253 				(evp_verify_method *)RSA_verify_ASN1_OCTET_STRING, \
    254 				{EVP_PKEY_RSA,EVP_PKEY_RSA2,0,0}
    255 #else
    256 #define EVP_PKEY_RSA_method	EVP_PKEY_NULL_method
    257 #define EVP_PKEY_RSA_ASN1_OCTET_STRING_method EVP_PKEY_NULL_method
    258 #endif
    259 
    260 #endif /* !EVP_MD */
    261 
    262 struct env_md_ctx_st
    263 	{
    264 	const EVP_MD *digest;
    265 	ENGINE *engine; /* functional reference if 'digest' is ENGINE-provided */
    266 	unsigned long flags;
    267 	void *md_data;
    268 	/* Public key context for sign/verify */
    269 	EVP_PKEY_CTX *pctx;
    270 	/* Update function: usually copied from EVP_MD */
    271 	int (*update)(EVP_MD_CTX *ctx,const void *data,size_t count);
    272 	} /* EVP_MD_CTX */;
    273 
    274 /* values for EVP_MD_CTX flags */
    275 
    276 #define EVP_MD_CTX_FLAG_ONESHOT		0x0001 /* digest update will be called
    277 						* once only */
    278 #define EVP_MD_CTX_FLAG_CLEANED		0x0002 /* context has already been
    279 						* cleaned */
    280 #define EVP_MD_CTX_FLAG_REUSE		0x0004 /* Don't free up ctx->md_data
    281 						* in EVP_MD_CTX_cleanup */
    282 /* FIPS and pad options are ignored in 1.0.0, definitions are here
    283  * so we don't accidentally reuse the values for other purposes.
    284  */
    285 
    286 #define EVP_MD_CTX_FLAG_NON_FIPS_ALLOW	0x0008	/* Allow use of non FIPS digest
    287 						 * in FIPS mode */
    288 
    289 /* The following PAD options are also currently ignored in 1.0.0, digest
    290  * parameters are handled through EVP_DigestSign*() and EVP_DigestVerify*()
    291  * instead.
    292  */
    293 #define EVP_MD_CTX_FLAG_PAD_MASK	0xF0	/* RSA mode to use */
    294 #define EVP_MD_CTX_FLAG_PAD_PKCS1	0x00	/* PKCS#1 v1.5 mode */
    295 #define EVP_MD_CTX_FLAG_PAD_X931	0x10	/* X9.31 mode */
    296 #define EVP_MD_CTX_FLAG_PAD_PSS		0x20	/* PSS mode */
    297 
    298 #define EVP_MD_CTX_FLAG_NO_INIT		0x0100 /* Don't initialize md_data */
    299 
    300 struct evp_cipher_st
    301 	{
    302 	int nid;
    303 	int block_size;
    304 	int key_len;		/* Default value for variable length ciphers */
    305 	int iv_len;
    306 	unsigned long flags;	/* Various flags */
    307 	int (*init)(EVP_CIPHER_CTX *ctx, const unsigned char *key,
    308 		    const unsigned char *iv, int enc);	/* init key */
    309 	int (*do_cipher)(EVP_CIPHER_CTX *ctx, unsigned char *out,
    310 			 const unsigned char *in, size_t inl);/* encrypt/decrypt data */
    311 	int (*cleanup)(EVP_CIPHER_CTX *); /* cleanup ctx */
    312 	int ctx_size;		/* how big ctx->cipher_data needs to be */
    313 	int (*set_asn1_parameters)(EVP_CIPHER_CTX *, ASN1_TYPE *); /* Populate a ASN1_TYPE with parameters */
    314 	int (*get_asn1_parameters)(EVP_CIPHER_CTX *, ASN1_TYPE *); /* Get parameters from a ASN1_TYPE */
    315 	int (*ctrl)(EVP_CIPHER_CTX *, int type, int arg, void *ptr); /* Miscellaneous operations */
    316 	void *app_data;		/* Application data */
    317 	} /* EVP_CIPHER */;
    318 
    319 /* Values for cipher flags */
    320 
    321 /* Modes for ciphers */
    322 
    323 #define		EVP_CIPH_STREAM_CIPHER		0x0
    324 #define		EVP_CIPH_ECB_MODE		0x1
    325 #define		EVP_CIPH_CBC_MODE		0x2
    326 #define		EVP_CIPH_CFB_MODE		0x3
    327 #define		EVP_CIPH_OFB_MODE		0x4
    328 #define 	EVP_CIPH_MODE			0xF0007
    329 /* Set if variable length cipher */
    330 #define 	EVP_CIPH_VARIABLE_LENGTH	0x8
    331 /* Set if the iv handling should be done by the cipher itself */
    332 #define 	EVP_CIPH_CUSTOM_IV		0x10
    333 /* Set if the cipher's init() function should be called if key is NULL */
    334 #define 	EVP_CIPH_ALWAYS_CALL_INIT	0x20
    335 /* Call ctrl() to init cipher parameters */
    336 #define 	EVP_CIPH_CTRL_INIT		0x40
    337 /* Don't use standard key length function */
    338 #define 	EVP_CIPH_CUSTOM_KEY_LENGTH	0x80
    339 /* Don't use standard block padding */
    340 #define 	EVP_CIPH_NO_PADDING		0x100
    341 /* cipher handles random key generation */
    342 #define 	EVP_CIPH_RAND_KEY		0x200
    343 /* cipher has its own additional copying logic */
    344 #define 	EVP_CIPH_CUSTOM_COPY		0x400
    345 /* Allow use default ASN1 get/set iv */
    346 #define		EVP_CIPH_FLAG_DEFAULT_ASN1	0x1000
    347 /* Buffer length in bits not bytes: CFB1 mode only */
    348 #define		EVP_CIPH_FLAG_LENGTH_BITS	0x2000
    349 
    350 /* ctrl() values */
    351 
    352 #define		EVP_CTRL_INIT			0x0
    353 #define 	EVP_CTRL_SET_KEY_LENGTH		0x1
    354 #define 	EVP_CTRL_GET_RC2_KEY_BITS	0x2
    355 #define 	EVP_CTRL_SET_RC2_KEY_BITS	0x3
    356 #define 	EVP_CTRL_GET_RC5_ROUNDS		0x4
    357 #define 	EVP_CTRL_SET_RC5_ROUNDS		0x5
    358 #define 	EVP_CTRL_RAND_KEY		0x6
    359 #define 	EVP_CTRL_PBE_PRF_NID		0x7
    360 #define 	EVP_CTRL_COPY			0x8
    361 
    362 typedef struct evp_cipher_info_st
    363 	{
    364 	const EVP_CIPHER *cipher;
    365 	unsigned char iv[EVP_MAX_IV_LENGTH];
    366 	} EVP_CIPHER_INFO;
    367 
    368 struct evp_cipher_ctx_st
    369 	{
    370 	const EVP_CIPHER *cipher;
    371 	ENGINE *engine;	/* functional reference if 'cipher' is ENGINE-provided */
    372 	int encrypt;		/* encrypt or decrypt */
    373 	int buf_len;		/* number we have left */
    374 
    375 	unsigned char  oiv[EVP_MAX_IV_LENGTH];	/* original iv */
    376 	unsigned char  iv[EVP_MAX_IV_LENGTH];	/* working iv */
    377 	unsigned char buf[EVP_MAX_BLOCK_LENGTH];/* saved partial block */
    378 	int num;				/* used by cfb/ofb mode */
    379 
    380 	void *app_data;		/* application stuff */
    381 	int key_len;		/* May change for variable length cipher */
    382 	unsigned long flags;	/* Various flags */
    383 	void *cipher_data; /* per EVP data */
    384 	int final_used;
    385 	int block_mask;
    386 	unsigned char final[EVP_MAX_BLOCK_LENGTH];/* possible final block */
    387 	} /* EVP_CIPHER_CTX */;
    388 
    389 typedef struct evp_Encode_Ctx_st
    390 	{
    391 	int num;	/* number saved in a partial encode/decode */
    392 	int length;	/* The length is either the output line length
    393 			 * (in input bytes) or the shortest input line
    394 			 * length that is ok.  Once decoding begins,
    395 			 * the length is adjusted up each time a longer
    396 			 * line is decoded */
    397 	unsigned char enc_data[80];	/* data to encode */
    398 	int line_num;	/* number read on current line */
    399 	int expect_nl;
    400 	} EVP_ENCODE_CTX;
    401 
    402 /* Password based encryption function */
    403 typedef int (EVP_PBE_KEYGEN)(EVP_CIPHER_CTX *ctx, const char *pass, int passlen,
    404 		ASN1_TYPE *param, const EVP_CIPHER *cipher,
    405                 const EVP_MD *md, int en_de);
    406 
    407 #ifndef OPENSSL_NO_RSA
    408 #define EVP_PKEY_assign_RSA(pkey,rsa) EVP_PKEY_assign((pkey),EVP_PKEY_RSA,\
    409 					(char *)(rsa))
    410 #endif
    411 
    412 #ifndef OPENSSL_NO_DSA
    413 #define EVP_PKEY_assign_DSA(pkey,dsa) EVP_PKEY_assign((pkey),EVP_PKEY_DSA,\
    414 					(char *)(dsa))
    415 #endif
    416 
    417 #ifndef OPENSSL_NO_DH
    418 #define EVP_PKEY_assign_DH(pkey,dh) EVP_PKEY_assign((pkey),EVP_PKEY_DH,\
    419 					(char *)(dh))
    420 #endif
    421 
    422 #ifndef OPENSSL_NO_EC
    423 #define EVP_PKEY_assign_EC_KEY(pkey,eckey) EVP_PKEY_assign((pkey),EVP_PKEY_EC,\
    424                                         (char *)(eckey))
    425 #endif
    426 
    427 /* Add some extra combinations */
    428 #define EVP_get_digestbynid(a) EVP_get_digestbyname(OBJ_nid2sn(a))
    429 #define EVP_get_digestbyobj(a) EVP_get_digestbynid(OBJ_obj2nid(a))
    430 #define EVP_get_cipherbynid(a) EVP_get_cipherbyname(OBJ_nid2sn(a))
    431 #define EVP_get_cipherbyobj(a) EVP_get_cipherbynid(OBJ_obj2nid(a))
    432 
    433 int EVP_MD_type(const EVP_MD *md);
    434 #define EVP_MD_nid(e)			EVP_MD_type(e)
    435 #define EVP_MD_name(e)			OBJ_nid2sn(EVP_MD_nid(e))
    436 int EVP_MD_pkey_type(const EVP_MD *md);
    437 int EVP_MD_size(const EVP_MD *md);
    438 int EVP_MD_block_size(const EVP_MD *md);
    439 unsigned long EVP_MD_flags(const EVP_MD *md);
    440 
    441 const EVP_MD *EVP_MD_CTX_md(const EVP_MD_CTX *ctx);
    442 #define EVP_MD_CTX_size(e)		EVP_MD_size(EVP_MD_CTX_md(e))
    443 #define EVP_MD_CTX_block_size(e)	EVP_MD_block_size(EVP_MD_CTX_md(e))
    444 #define EVP_MD_CTX_type(e)		EVP_MD_type(EVP_MD_CTX_md(e))
    445 
    446 int EVP_CIPHER_nid(const EVP_CIPHER *cipher);
    447 #define EVP_CIPHER_name(e)		OBJ_nid2sn(EVP_CIPHER_nid(e))
    448 int EVP_CIPHER_block_size(const EVP_CIPHER *cipher);
    449 int EVP_CIPHER_key_length(const EVP_CIPHER *cipher);
    450 int EVP_CIPHER_iv_length(const EVP_CIPHER *cipher);
    451 unsigned long EVP_CIPHER_flags(const EVP_CIPHER *cipher);
    452 #define EVP_CIPHER_mode(e)		(EVP_CIPHER_flags(e) & EVP_CIPH_MODE)
    453 
    454 const EVP_CIPHER * EVP_CIPHER_CTX_cipher(const EVP_CIPHER_CTX *ctx);
    455 int EVP_CIPHER_CTX_nid(const EVP_CIPHER_CTX *ctx);
    456 int EVP_CIPHER_CTX_block_size(const EVP_CIPHER_CTX *ctx);
    457 int EVP_CIPHER_CTX_key_length(const EVP_CIPHER_CTX *ctx);
    458 int EVP_CIPHER_CTX_iv_length(const EVP_CIPHER_CTX *ctx);
    459 int EVP_CIPHER_CTX_copy(EVP_CIPHER_CTX *out, const EVP_CIPHER_CTX *in);
    460 void * EVP_CIPHER_CTX_get_app_data(const EVP_CIPHER_CTX *ctx);
    461 void EVP_CIPHER_CTX_set_app_data(EVP_CIPHER_CTX *ctx, void *data);
    462 #define EVP_CIPHER_CTX_type(c)         EVP_CIPHER_type(EVP_CIPHER_CTX_cipher(c))
    463 unsigned long EVP_CIPHER_CTX_flags(const EVP_CIPHER_CTX *ctx);
    464 #define EVP_CIPHER_CTX_mode(e)		(EVP_CIPHER_CTX_flags(e) & EVP_CIPH_MODE)
    465 
    466 #define EVP_ENCODE_LENGTH(l)	(((l+2)/3*4)+(l/48+1)*2+80)
    467 #define EVP_DECODE_LENGTH(l)	((l+3)/4*3+80)
    468 
    469 #define EVP_SignInit_ex(a,b,c)		EVP_DigestInit_ex(a,b,c)
    470 #define EVP_SignInit(a,b)		EVP_DigestInit(a,b)
    471 #define EVP_SignUpdate(a,b,c)		EVP_DigestUpdate(a,b,c)
    472 #define	EVP_VerifyInit_ex(a,b,c)	EVP_DigestInit_ex(a,b,c)
    473 #define	EVP_VerifyInit(a,b)		EVP_DigestInit(a,b)
    474 #define	EVP_VerifyUpdate(a,b,c)		EVP_DigestUpdate(a,b,c)
    475 #define EVP_OpenUpdate(a,b,c,d,e)	EVP_DecryptUpdate(a,b,c,d,e)
    476 #define EVP_SealUpdate(a,b,c,d,e)	EVP_EncryptUpdate(a,b,c,d,e)
    477 #define EVP_DigestSignUpdate(a,b,c)	EVP_DigestUpdate(a,b,c)
    478 #define EVP_DigestVerifyUpdate(a,b,c)	EVP_DigestUpdate(a,b,c)
    479 
    480 #ifdef CONST_STRICT
    481 void BIO_set_md(BIO *,const EVP_MD *md);
    482 #else
    483 # define BIO_set_md(b,md)		BIO_ctrl(b,BIO_C_SET_MD,0,(char *)md)
    484 #endif
    485 #define BIO_get_md(b,mdp)		BIO_ctrl(b,BIO_C_GET_MD,0,(char *)mdp)
    486 #define BIO_get_md_ctx(b,mdcp)     BIO_ctrl(b,BIO_C_GET_MD_CTX,0,(char *)mdcp)
    487 #define BIO_set_md_ctx(b,mdcp)     BIO_ctrl(b,BIO_C_SET_MD_CTX,0,(char *)mdcp)
    488 #define BIO_get_cipher_status(b)	BIO_ctrl(b,BIO_C_GET_CIPHER_STATUS,0,NULL)
    489 #define BIO_get_cipher_ctx(b,c_pp)	BIO_ctrl(b,BIO_C_GET_CIPHER_CTX,0,(char *)c_pp)
    490 
    491 int EVP_Cipher(EVP_CIPHER_CTX *c,
    492 		unsigned char *out,
    493 		const unsigned char *in,
    494 		unsigned int inl);
    495 
    496 #define EVP_add_cipher_alias(n,alias) \
    497 	OBJ_NAME_add((alias),OBJ_NAME_TYPE_CIPHER_METH|OBJ_NAME_ALIAS,(n))
    498 #define EVP_add_digest_alias(n,alias) \
    499 	OBJ_NAME_add((alias),OBJ_NAME_TYPE_MD_METH|OBJ_NAME_ALIAS,(n))
    500 #define EVP_delete_cipher_alias(alias) \
    501 	OBJ_NAME_remove(alias,OBJ_NAME_TYPE_CIPHER_METH|OBJ_NAME_ALIAS);
    502 #define EVP_delete_digest_alias(alias) \
    503 	OBJ_NAME_remove(alias,OBJ_NAME_TYPE_MD_METH|OBJ_NAME_ALIAS);
    504 
    505 void	EVP_MD_CTX_init(EVP_MD_CTX *ctx);
    506 int	EVP_MD_CTX_cleanup(EVP_MD_CTX *ctx);
    507 EVP_MD_CTX *EVP_MD_CTX_create(void);
    508 void	EVP_MD_CTX_destroy(EVP_MD_CTX *ctx);
    509 int     EVP_MD_CTX_copy_ex(EVP_MD_CTX *out,const EVP_MD_CTX *in);
    510 void	EVP_MD_CTX_set_flags(EVP_MD_CTX *ctx, int flags);
    511 void	EVP_MD_CTX_clear_flags(EVP_MD_CTX *ctx, int flags);
    512 int 	EVP_MD_CTX_test_flags(const EVP_MD_CTX *ctx,int flags);
    513 int	EVP_DigestInit_ex(EVP_MD_CTX *ctx, const EVP_MD *type, ENGINE *impl);
    514 int	EVP_DigestUpdate(EVP_MD_CTX *ctx,const void *d,
    515 			 size_t cnt);
    516 int	EVP_DigestFinal_ex(EVP_MD_CTX *ctx,unsigned char *md,unsigned int *s);
    517 int	EVP_Digest(const void *data, size_t count,
    518 		unsigned char *md, unsigned int *size, const EVP_MD *type, ENGINE *impl);
    519 
    520 int     EVP_MD_CTX_copy(EVP_MD_CTX *out,const EVP_MD_CTX *in);
    521 int	EVP_DigestInit(EVP_MD_CTX *ctx, const EVP_MD *type);
    522 int	EVP_DigestFinal(EVP_MD_CTX *ctx,unsigned char *md,unsigned int *s);
    523 
    524 int	EVP_read_pw_string(char *buf,int length,const char *prompt,int verify);
    525 int	EVP_read_pw_string_min(char *buf,int minlen,int maxlen,const char *prompt,int verify);
    526 void	EVP_set_pw_prompt(const char *prompt);
    527 char *	EVP_get_pw_prompt(void);
    528 
    529 int	EVP_BytesToKey(const EVP_CIPHER *type,const EVP_MD *md,
    530 		const unsigned char *salt, const unsigned char *data,
    531 		int datal, int count, unsigned char *key,unsigned char *iv);
    532 
    533 void	EVP_CIPHER_CTX_set_flags(EVP_CIPHER_CTX *ctx, int flags);
    534 void	EVP_CIPHER_CTX_clear_flags(EVP_CIPHER_CTX *ctx, int flags);
    535 int 	EVP_CIPHER_CTX_test_flags(const EVP_CIPHER_CTX *ctx,int flags);
    536 
    537 int	EVP_EncryptInit(EVP_CIPHER_CTX *ctx,const EVP_CIPHER *cipher,
    538 		const unsigned char *key, const unsigned char *iv);
    539 int	EVP_EncryptInit_ex(EVP_CIPHER_CTX *ctx,const EVP_CIPHER *cipher, ENGINE *impl,
    540 		const unsigned char *key, const unsigned char *iv);
    541 int	EVP_EncryptUpdate(EVP_CIPHER_CTX *ctx, unsigned char *out,
    542 		int *outl, const unsigned char *in, int inl);
    543 int	EVP_EncryptFinal_ex(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl);
    544 int	EVP_EncryptFinal(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl);
    545 
    546 int	EVP_DecryptInit(EVP_CIPHER_CTX *ctx,const EVP_CIPHER *cipher,
    547 		const unsigned char *key, const unsigned char *iv);
    548 int	EVP_DecryptInit_ex(EVP_CIPHER_CTX *ctx,const EVP_CIPHER *cipher, ENGINE *impl,
    549 		const unsigned char *key, const unsigned char *iv);
    550 int	EVP_DecryptUpdate(EVP_CIPHER_CTX *ctx, unsigned char *out,
    551 		int *outl, const unsigned char *in, int inl);
    552 int	EVP_DecryptFinal(EVP_CIPHER_CTX *ctx, unsigned char *outm, int *outl);
    553 int	EVP_DecryptFinal_ex(EVP_CIPHER_CTX *ctx, unsigned char *outm, int *outl);
    554 
    555 int	EVP_CipherInit(EVP_CIPHER_CTX *ctx,const EVP_CIPHER *cipher,
    556 		       const unsigned char *key,const unsigned char *iv,
    557 		       int enc);
    558 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 int	EVP_CipherUpdate(EVP_CIPHER_CTX *ctx, unsigned char *out,
    562 		int *outl, const unsigned char *in, int inl);
    563 int	EVP_CipherFinal(EVP_CIPHER_CTX *ctx, unsigned char *outm, int *outl);
    564 int	EVP_CipherFinal_ex(EVP_CIPHER_CTX *ctx, unsigned char *outm, int *outl);
    565 
    566 int	EVP_SignFinal(EVP_MD_CTX *ctx,unsigned char *md,unsigned int *s,
    567 		EVP_PKEY *pkey);
    568 
    569 int	EVP_VerifyFinal(EVP_MD_CTX *ctx,const unsigned char *sigbuf,
    570 		unsigned int siglen,EVP_PKEY *pkey);
    571 
    572 int	EVP_DigestSignInit(EVP_MD_CTX *ctx, EVP_PKEY_CTX **pctx,
    573 			const EVP_MD *type, ENGINE *e, EVP_PKEY *pkey);
    574 int	EVP_DigestSignFinal(EVP_MD_CTX *ctx,
    575 			unsigned char *sigret, size_t *siglen);
    576 
    577 int	EVP_DigestVerifyInit(EVP_MD_CTX *ctx, EVP_PKEY_CTX **pctx,
    578 			const EVP_MD *type, ENGINE *e, EVP_PKEY *pkey);
    579 int	EVP_DigestVerifyFinal(EVP_MD_CTX *ctx,
    580 			unsigned char *sig, size_t siglen);
    581 
    582 int	EVP_OpenInit(EVP_CIPHER_CTX *ctx,const EVP_CIPHER *type,
    583 		const unsigned char *ek, int ekl, const unsigned char *iv,
    584 		EVP_PKEY *priv);
    585 int	EVP_OpenFinal(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl);
    586 
    587 int	EVP_SealInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *type,
    588 		 unsigned char **ek, int *ekl, unsigned char *iv,
    589 		EVP_PKEY **pubk, int npubk);
    590 int	EVP_SealFinal(EVP_CIPHER_CTX *ctx,unsigned char *out,int *outl);
    591 
    592 void	EVP_EncodeInit(EVP_ENCODE_CTX *ctx);
    593 void	EVP_EncodeUpdate(EVP_ENCODE_CTX *ctx,unsigned char *out,int *outl,
    594 		const unsigned char *in,int inl);
    595 void	EVP_EncodeFinal(EVP_ENCODE_CTX *ctx,unsigned char *out,int *outl);
    596 int	EVP_EncodeBlock(unsigned char *t, const unsigned char *f, int n);
    597 
    598 void	EVP_DecodeInit(EVP_ENCODE_CTX *ctx);
    599 int	EVP_DecodeUpdate(EVP_ENCODE_CTX *ctx,unsigned char *out,int *outl,
    600 		const unsigned char *in, int inl);
    601 int	EVP_DecodeFinal(EVP_ENCODE_CTX *ctx, unsigned
    602 		char *out, int *outl);
    603 int	EVP_DecodeBlock(unsigned char *t, const unsigned char *f, int n);
    604 
    605 void EVP_CIPHER_CTX_init(EVP_CIPHER_CTX *a);
    606 int EVP_CIPHER_CTX_cleanup(EVP_CIPHER_CTX *a);
    607 EVP_CIPHER_CTX *EVP_CIPHER_CTX_new(void);
    608 void EVP_CIPHER_CTX_free(EVP_CIPHER_CTX *a);
    609 int EVP_CIPHER_CTX_set_key_length(EVP_CIPHER_CTX *x, int keylen);
    610 int EVP_CIPHER_CTX_set_padding(EVP_CIPHER_CTX *c, int pad);
    611 int EVP_CIPHER_CTX_ctrl(EVP_CIPHER_CTX *ctx, int type, int arg, void *ptr);
    612 int EVP_CIPHER_CTX_rand_key(EVP_CIPHER_CTX *ctx, unsigned char *key);
    613 
    614 #ifndef OPENSSL_NO_BIO
    615 BIO_METHOD *BIO_f_md(void);
    616 BIO_METHOD *BIO_f_base64(void);
    617 BIO_METHOD *BIO_f_cipher(void);
    618 BIO_METHOD *BIO_f_reliable(void);
    619 void BIO_set_cipher(BIO *b,const EVP_CIPHER *c,const unsigned char *k,
    620 		const unsigned char *i, int enc);
    621 #endif
    622 
    623 const EVP_MD *EVP_md_null(void);
    624 #ifndef OPENSSL_NO_MD2
    625 const EVP_MD *EVP_md2(void);
    626 #endif
    627 #ifndef OPENSSL_NO_MD4
    628 const EVP_MD *EVP_md4(void);
    629 #endif
    630 #ifndef OPENSSL_NO_MD5
    631 const EVP_MD *EVP_md5(void);
    632 #endif
    633 #ifndef OPENSSL_NO_SHA
    634 const EVP_MD *EVP_sha(void);
    635 const EVP_MD *EVP_sha1(void);
    636 const EVP_MD *EVP_dss(void);
    637 const EVP_MD *EVP_dss1(void);
    638 const EVP_MD *EVP_ecdsa(void);
    639 #endif
    640 #ifndef OPENSSL_NO_SHA256
    641 const EVP_MD *EVP_sha224(void);
    642 const EVP_MD *EVP_sha256(void);
    643 #endif
    644 #ifndef OPENSSL_NO_SHA512
    645 const EVP_MD *EVP_sha384(void);
    646 const EVP_MD *EVP_sha512(void);
    647 #endif
    648 #ifndef OPENSSL_NO_MDC2
    649 const EVP_MD *EVP_mdc2(void);
    650 #endif
    651 #ifndef OPENSSL_NO_RIPEMD
    652 const EVP_MD *EVP_ripemd160(void);
    653 #endif
    654 #ifndef OPENSSL_NO_WHIRLPOOL
    655 const EVP_MD *EVP_whirlpool(void);
    656 #endif
    657 const EVP_CIPHER *EVP_enc_null(void);		/* does nothing :-) */
    658 #ifndef OPENSSL_NO_DES
    659 const EVP_CIPHER *EVP_des_ecb(void);
    660 const EVP_CIPHER *EVP_des_ede(void);
    661 const EVP_CIPHER *EVP_des_ede3(void);
    662 const EVP_CIPHER *EVP_des_ede_ecb(void);
    663 const EVP_CIPHER *EVP_des_ede3_ecb(void);
    664 const EVP_CIPHER *EVP_des_cfb64(void);
    665 # define EVP_des_cfb EVP_des_cfb64
    666 const EVP_CIPHER *EVP_des_cfb1(void);
    667 const EVP_CIPHER *EVP_des_cfb8(void);
    668 const EVP_CIPHER *EVP_des_ede_cfb64(void);
    669 # define EVP_des_ede_cfb EVP_des_ede_cfb64
    670 #if 0
    671 const EVP_CIPHER *EVP_des_ede_cfb1(void);
    672 const EVP_CIPHER *EVP_des_ede_cfb8(void);
    673 #endif
    674 const EVP_CIPHER *EVP_des_ede3_cfb64(void);
    675 # define EVP_des_ede3_cfb EVP_des_ede3_cfb64
    676 const EVP_CIPHER *EVP_des_ede3_cfb1(void);
    677 const EVP_CIPHER *EVP_des_ede3_cfb8(void);
    678 const EVP_CIPHER *EVP_des_ofb(void);
    679 const EVP_CIPHER *EVP_des_ede_ofb(void);
    680 const EVP_CIPHER *EVP_des_ede3_ofb(void);
    681 const EVP_CIPHER *EVP_des_cbc(void);
    682 const EVP_CIPHER *EVP_des_ede_cbc(void);
    683 const EVP_CIPHER *EVP_des_ede3_cbc(void);
    684 const EVP_CIPHER *EVP_desx_cbc(void);
    685 /* This should now be supported through the dev_crypto ENGINE. But also, why are
    686  * rc4 and md5 declarations made here inside a "NO_DES" precompiler branch? */
    687 #if 0
    688 # ifdef OPENSSL_OPENBSD_DEV_CRYPTO
    689 const EVP_CIPHER *EVP_dev_crypto_des_ede3_cbc(void);
    690 const EVP_CIPHER *EVP_dev_crypto_rc4(void);
    691 const EVP_MD *EVP_dev_crypto_md5(void);
    692 # endif
    693 #endif
    694 #endif
    695 #ifndef OPENSSL_NO_RC4
    696 const EVP_CIPHER *EVP_rc4(void);
    697 const EVP_CIPHER *EVP_rc4_40(void);
    698 #endif
    699 #ifndef OPENSSL_NO_IDEA
    700 const EVP_CIPHER *EVP_idea_ecb(void);
    701 const EVP_CIPHER *EVP_idea_cfb64(void);
    702 # define EVP_idea_cfb EVP_idea_cfb64
    703 const EVP_CIPHER *EVP_idea_ofb(void);
    704 const EVP_CIPHER *EVP_idea_cbc(void);
    705 #endif
    706 #ifndef OPENSSL_NO_RC2
    707 const EVP_CIPHER *EVP_rc2_ecb(void);
    708 const EVP_CIPHER *EVP_rc2_cbc(void);
    709 const EVP_CIPHER *EVP_rc2_40_cbc(void);
    710 const EVP_CIPHER *EVP_rc2_64_cbc(void);
    711 const EVP_CIPHER *EVP_rc2_cfb64(void);
    712 # define EVP_rc2_cfb EVP_rc2_cfb64
    713 const EVP_CIPHER *EVP_rc2_ofb(void);
    714 #endif
    715 #ifndef OPENSSL_NO_BF
    716 const EVP_CIPHER *EVP_bf_ecb(void);
    717 const EVP_CIPHER *EVP_bf_cbc(void);
    718 const EVP_CIPHER *EVP_bf_cfb64(void);
    719 # define EVP_bf_cfb EVP_bf_cfb64
    720 const EVP_CIPHER *EVP_bf_ofb(void);
    721 #endif
    722 #ifndef OPENSSL_NO_CAST
    723 const EVP_CIPHER *EVP_cast5_ecb(void);
    724 const EVP_CIPHER *EVP_cast5_cbc(void);
    725 const EVP_CIPHER *EVP_cast5_cfb64(void);
    726 # define EVP_cast5_cfb EVP_cast5_cfb64
    727 const EVP_CIPHER *EVP_cast5_ofb(void);
    728 #endif
    729 #ifndef OPENSSL_NO_RC5
    730 const EVP_CIPHER *EVP_rc5_32_12_16_cbc(void);
    731 const EVP_CIPHER *EVP_rc5_32_12_16_ecb(void);
    732 const EVP_CIPHER *EVP_rc5_32_12_16_cfb64(void);
    733 # define EVP_rc5_32_12_16_cfb EVP_rc5_32_12_16_cfb64
    734 const EVP_CIPHER *EVP_rc5_32_12_16_ofb(void);
    735 #endif
    736 #ifndef OPENSSL_NO_AES
    737 const EVP_CIPHER *EVP_aes_128_ecb(void);
    738 const EVP_CIPHER *EVP_aes_128_cbc(void);
    739 const EVP_CIPHER *EVP_aes_128_cfb1(void);
    740 const EVP_CIPHER *EVP_aes_128_cfb8(void);
    741 const EVP_CIPHER *EVP_aes_128_cfb128(void);
    742 # define EVP_aes_128_cfb EVP_aes_128_cfb128
    743 const EVP_CIPHER *EVP_aes_128_ofb(void);
    744 #if 0
    745 const EVP_CIPHER *EVP_aes_128_ctr(void);
    746 #endif
    747 const EVP_CIPHER *EVP_aes_192_ecb(void);
    748 const EVP_CIPHER *EVP_aes_192_cbc(void);
    749 const EVP_CIPHER *EVP_aes_192_cfb1(void);
    750 const EVP_CIPHER *EVP_aes_192_cfb8(void);
    751 const EVP_CIPHER *EVP_aes_192_cfb128(void);
    752 # define EVP_aes_192_cfb EVP_aes_192_cfb128
    753 const EVP_CIPHER *EVP_aes_192_ofb(void);
    754 #if 0
    755 const EVP_CIPHER *EVP_aes_192_ctr(void);
    756 #endif
    757 const EVP_CIPHER *EVP_aes_256_ecb(void);
    758 const EVP_CIPHER *EVP_aes_256_cbc(void);
    759 const EVP_CIPHER *EVP_aes_256_cfb1(void);
    760 const EVP_CIPHER *EVP_aes_256_cfb8(void);
    761 const EVP_CIPHER *EVP_aes_256_cfb128(void);
    762 # define EVP_aes_256_cfb EVP_aes_256_cfb128
    763 const EVP_CIPHER *EVP_aes_256_ofb(void);
    764 #if 0
    765 const EVP_CIPHER *EVP_aes_256_ctr(void);
    766 #endif
    767 #endif
    768 #ifndef OPENSSL_NO_CAMELLIA
    769 const EVP_CIPHER *EVP_camellia_128_ecb(void);
    770 const EVP_CIPHER *EVP_camellia_128_cbc(void);
    771 const EVP_CIPHER *EVP_camellia_128_cfb1(void);
    772 const EVP_CIPHER *EVP_camellia_128_cfb8(void);
    773 const EVP_CIPHER *EVP_camellia_128_cfb128(void);
    774 # define EVP_camellia_128_cfb EVP_camellia_128_cfb128
    775 const EVP_CIPHER *EVP_camellia_128_ofb(void);
    776 const EVP_CIPHER *EVP_camellia_192_ecb(void);
    777 const EVP_CIPHER *EVP_camellia_192_cbc(void);
    778 const EVP_CIPHER *EVP_camellia_192_cfb1(void);
    779 const EVP_CIPHER *EVP_camellia_192_cfb8(void);
    780 const EVP_CIPHER *EVP_camellia_192_cfb128(void);
    781 # define EVP_camellia_192_cfb EVP_camellia_192_cfb128
    782 const EVP_CIPHER *EVP_camellia_192_ofb(void);
    783 const EVP_CIPHER *EVP_camellia_256_ecb(void);
    784 const EVP_CIPHER *EVP_camellia_256_cbc(void);
    785 const EVP_CIPHER *EVP_camellia_256_cfb1(void);
    786 const EVP_CIPHER *EVP_camellia_256_cfb8(void);
    787 const EVP_CIPHER *EVP_camellia_256_cfb128(void);
    788 # define EVP_camellia_256_cfb EVP_camellia_256_cfb128
    789 const EVP_CIPHER *EVP_camellia_256_ofb(void);
    790 #endif
    791 
    792 #ifndef OPENSSL_NO_SEED
    793 const EVP_CIPHER *EVP_seed_ecb(void);
    794 const EVP_CIPHER *EVP_seed_cbc(void);
    795 const EVP_CIPHER *EVP_seed_cfb128(void);
    796 # define EVP_seed_cfb EVP_seed_cfb128
    797 const EVP_CIPHER *EVP_seed_ofb(void);
    798 #endif
    799 
    800 void OPENSSL_add_all_algorithms_noconf(void);
    801 void OPENSSL_add_all_algorithms_conf(void);
    802 
    803 #ifdef OPENSSL_LOAD_CONF
    804 #define OpenSSL_add_all_algorithms() \
    805 		OPENSSL_add_all_algorithms_conf()
    806 #else
    807 #define OpenSSL_add_all_algorithms() \
    808 		OPENSSL_add_all_algorithms_noconf()
    809 #endif
    810 
    811 void OpenSSL_add_all_ciphers(void);
    812 void OpenSSL_add_all_digests(void);
    813 #define SSLeay_add_all_algorithms() OpenSSL_add_all_algorithms()
    814 #define SSLeay_add_all_ciphers() OpenSSL_add_all_ciphers()
    815 #define SSLeay_add_all_digests() OpenSSL_add_all_digests()
    816 
    817 int EVP_add_cipher(const EVP_CIPHER *cipher);
    818 int EVP_add_digest(const EVP_MD *digest);
    819 
    820 const EVP_CIPHER *EVP_get_cipherbyname(const char *name);
    821 const EVP_MD *EVP_get_digestbyname(const char *name);
    822 void EVP_cleanup(void);
    823 
    824 void EVP_CIPHER_do_all(void (*fn)(const EVP_CIPHER *ciph,
    825 		const char *from, const char *to, void *x), void *arg);
    826 void EVP_CIPHER_do_all_sorted(void (*fn)(const EVP_CIPHER *ciph,
    827 		const char *from, const char *to, void *x), void *arg);
    828 
    829 void EVP_MD_do_all(void (*fn)(const EVP_MD *ciph,
    830 		const char *from, const char *to, void *x), void *arg);
    831 void EVP_MD_do_all_sorted(void (*fn)(const EVP_MD *ciph,
    832 		const char *from, const char *to, void *x), void *arg);
    833 
    834 int		EVP_PKEY_decrypt_old(unsigned char *dec_key,
    835 			const unsigned char *enc_key,int enc_key_len,
    836 			EVP_PKEY *private_key);
    837 int		EVP_PKEY_encrypt_old(unsigned char *enc_key,
    838 			const unsigned char *key,int key_len,
    839 			EVP_PKEY *pub_key);
    840 int		EVP_PKEY_type(int type);
    841 int		EVP_PKEY_id(const EVP_PKEY *pkey);
    842 int		EVP_PKEY_base_id(const EVP_PKEY *pkey);
    843 int		EVP_PKEY_bits(EVP_PKEY *pkey);
    844 int		EVP_PKEY_size(EVP_PKEY *pkey);
    845 int 		EVP_PKEY_set_type(EVP_PKEY *pkey,int type);
    846 int		EVP_PKEY_set_type_str(EVP_PKEY *pkey, const char *str, int len);
    847 int 		EVP_PKEY_assign(EVP_PKEY *pkey,int type,void *key);
    848 void *		EVP_PKEY_get0(EVP_PKEY *pkey);
    849 
    850 #ifndef OPENSSL_NO_RSA
    851 struct rsa_st;
    852 int EVP_PKEY_set1_RSA(EVP_PKEY *pkey,struct rsa_st *key);
    853 struct rsa_st *EVP_PKEY_get1_RSA(EVP_PKEY *pkey);
    854 #endif
    855 #ifndef OPENSSL_NO_DSA
    856 struct dsa_st;
    857 int EVP_PKEY_set1_DSA(EVP_PKEY *pkey,struct dsa_st *key);
    858 struct dsa_st *EVP_PKEY_get1_DSA(EVP_PKEY *pkey);
    859 #endif
    860 #ifndef OPENSSL_NO_DH
    861 struct dh_st;
    862 int EVP_PKEY_set1_DH(EVP_PKEY *pkey,struct dh_st *key);
    863 struct dh_st *EVP_PKEY_get1_DH(EVP_PKEY *pkey);
    864 #endif
    865 #ifndef OPENSSL_NO_EC
    866 struct ec_key_st;
    867 int EVP_PKEY_set1_EC_KEY(EVP_PKEY *pkey,struct ec_key_st *key);
    868 struct ec_key_st *EVP_PKEY_get1_EC_KEY(EVP_PKEY *pkey);
    869 #endif
    870 
    871 EVP_PKEY *	EVP_PKEY_new(void);
    872 void		EVP_PKEY_free(EVP_PKEY *pkey);
    873 
    874 EVP_PKEY *	d2i_PublicKey(int type,EVP_PKEY **a, const unsigned char **pp,
    875 			long length);
    876 int		i2d_PublicKey(EVP_PKEY *a, unsigned char **pp);
    877 
    878 EVP_PKEY *	d2i_PrivateKey(int type,EVP_PKEY **a, const unsigned char **pp,
    879 			long length);
    880 EVP_PKEY *	d2i_AutoPrivateKey(EVP_PKEY **a, const unsigned char **pp,
    881 			long length);
    882 int		i2d_PrivateKey(EVP_PKEY *a, unsigned char **pp);
    883 
    884 int EVP_PKEY_copy_parameters(EVP_PKEY *to, const EVP_PKEY *from);
    885 int EVP_PKEY_missing_parameters(const EVP_PKEY *pkey);
    886 int EVP_PKEY_save_parameters(EVP_PKEY *pkey,int mode);
    887 int EVP_PKEY_cmp_parameters(const EVP_PKEY *a, const EVP_PKEY *b);
    888 
    889 int EVP_PKEY_cmp(const EVP_PKEY *a, const EVP_PKEY *b);
    890 
    891 int EVP_PKEY_print_public(BIO *out, const EVP_PKEY *pkey,
    892 				int indent, ASN1_PCTX *pctx);
    893 int EVP_PKEY_print_private(BIO *out, const EVP_PKEY *pkey,
    894 				int indent, ASN1_PCTX *pctx);
    895 int EVP_PKEY_print_params(BIO *out, const EVP_PKEY *pkey,
    896 				int indent, ASN1_PCTX *pctx);
    897 
    898 int EVP_PKEY_get_default_digest_nid(EVP_PKEY *pkey, int *pnid);
    899 
    900 int EVP_CIPHER_type(const EVP_CIPHER *ctx);
    901 
    902 /* calls methods */
    903 int EVP_CIPHER_param_to_asn1(EVP_CIPHER_CTX *c, ASN1_TYPE *type);
    904 int EVP_CIPHER_asn1_to_param(EVP_CIPHER_CTX *c, ASN1_TYPE *type);
    905 
    906 /* These are used by EVP_CIPHER methods */
    907 int EVP_CIPHER_set_asn1_iv(EVP_CIPHER_CTX *c,ASN1_TYPE *type);
    908 int EVP_CIPHER_get_asn1_iv(EVP_CIPHER_CTX *c,ASN1_TYPE *type);
    909 
    910 /* PKCS5 password based encryption */
    911 int PKCS5_PBE_keyivgen(EVP_CIPHER_CTX *ctx, const char *pass, int passlen,
    912 			 ASN1_TYPE *param, const EVP_CIPHER *cipher, const EVP_MD *md,
    913 			 int en_de);
    914 int PKCS5_PBKDF2_HMAC_SHA1(const char *pass, int passlen,
    915 			   const unsigned char *salt, int saltlen, int iter,
    916 			   int keylen, unsigned char *out);
    917 int PKCS5_PBKDF2_HMAC(const char *pass, int passlen,
    918 			   const unsigned char *salt, int saltlen, int iter,
    919 			   const EVP_MD *digest,
    920 		      int keylen, unsigned char *out);
    921 int PKCS5_v2_PBE_keyivgen(EVP_CIPHER_CTX *ctx, const char *pass, int passlen,
    922 			 ASN1_TYPE *param, const EVP_CIPHER *cipher, const EVP_MD *md,
    923 			 int en_de);
    924 
    925 void PKCS5_PBE_add(void);
    926 
    927 int EVP_PBE_CipherInit (ASN1_OBJECT *pbe_obj, const char *pass, int passlen,
    928 	     ASN1_TYPE *param, EVP_CIPHER_CTX *ctx, int en_de);
    929 
    930 /* PBE type */
    931 
    932 /* Can appear as the outermost AlgorithmIdentifier */
    933 #define EVP_PBE_TYPE_OUTER	0x0
    934 /* Is an PRF type OID */
    935 #define EVP_PBE_TYPE_PRF	0x1
    936 
    937 int EVP_PBE_alg_add_type(int pbe_type, int pbe_nid, int cipher_nid, int md_nid,
    938 	     EVP_PBE_KEYGEN *keygen);
    939 int EVP_PBE_alg_add(int nid, const EVP_CIPHER *cipher, const EVP_MD *md,
    940 		    EVP_PBE_KEYGEN *keygen);
    941 int EVP_PBE_find(int type, int pbe_nid,
    942 			int *pcnid, int *pmnid, EVP_PBE_KEYGEN **pkeygen);
    943 void EVP_PBE_cleanup(void);
    944 
    945 #define ASN1_PKEY_ALIAS		0x1
    946 #define ASN1_PKEY_DYNAMIC	0x2
    947 #define ASN1_PKEY_SIGPARAM_NULL	0x4
    948 
    949 #define ASN1_PKEY_CTRL_PKCS7_SIGN	0x1
    950 #define ASN1_PKEY_CTRL_PKCS7_ENCRYPT	0x2
    951 #define ASN1_PKEY_CTRL_DEFAULT_MD_NID	0x3
    952 #define ASN1_PKEY_CTRL_CMS_SIGN		0x5
    953 #define ASN1_PKEY_CTRL_CMS_ENVELOPE	0x7
    954 
    955 int EVP_PKEY_asn1_get_count(void);
    956 const EVP_PKEY_ASN1_METHOD *EVP_PKEY_asn1_get0(int idx);
    957 const EVP_PKEY_ASN1_METHOD *EVP_PKEY_asn1_find(ENGINE **pe, int type);
    958 const EVP_PKEY_ASN1_METHOD *EVP_PKEY_asn1_find_str(ENGINE **pe,
    959 					const char *str, int len);
    960 int EVP_PKEY_asn1_add0(const EVP_PKEY_ASN1_METHOD *ameth);
    961 int EVP_PKEY_asn1_add_alias(int to, int from);
    962 int EVP_PKEY_asn1_get0_info(int *ppkey_id, int *pkey_base_id, int *ppkey_flags,
    963 				const char **pinfo, const char **ppem_str,
    964 					const EVP_PKEY_ASN1_METHOD *ameth);
    965 
    966 const EVP_PKEY_ASN1_METHOD* EVP_PKEY_get0_asn1(EVP_PKEY *pkey);
    967 EVP_PKEY_ASN1_METHOD* EVP_PKEY_asn1_new(int id, int flags,
    968 					const char *pem_str, const char *info);
    969 void EVP_PKEY_asn1_copy(EVP_PKEY_ASN1_METHOD *dst,
    970 			const EVP_PKEY_ASN1_METHOD *src);
    971 void EVP_PKEY_asn1_free(EVP_PKEY_ASN1_METHOD *ameth);
    972 void EVP_PKEY_asn1_set_public(EVP_PKEY_ASN1_METHOD *ameth,
    973 		int (*pub_decode)(EVP_PKEY *pk, X509_PUBKEY *pub),
    974 		int (*pub_encode)(X509_PUBKEY *pub, const EVP_PKEY *pk),
    975 		int (*pub_cmp)(const EVP_PKEY *a, const EVP_PKEY *b),
    976 		int (*pub_print)(BIO *out, const EVP_PKEY *pkey, int indent,
    977 							ASN1_PCTX *pctx),
    978 		int (*pkey_size)(const EVP_PKEY *pk),
    979 		int (*pkey_bits)(const EVP_PKEY *pk));
    980 void EVP_PKEY_asn1_set_private(EVP_PKEY_ASN1_METHOD *ameth,
    981 		int (*priv_decode)(EVP_PKEY *pk, PKCS8_PRIV_KEY_INFO *p8inf),
    982 		int (*priv_encode)(PKCS8_PRIV_KEY_INFO *p8, const EVP_PKEY *pk),
    983 		int (*priv_print)(BIO *out, const EVP_PKEY *pkey, int indent,
    984 							ASN1_PCTX *pctx));
    985 void EVP_PKEY_asn1_set_param(EVP_PKEY_ASN1_METHOD *ameth,
    986 		int (*param_decode)(EVP_PKEY *pkey,
    987 				const unsigned char **pder, int derlen),
    988 		int (*param_encode)(const EVP_PKEY *pkey, unsigned char **pder),
    989 		int (*param_missing)(const EVP_PKEY *pk),
    990 		int (*param_copy)(EVP_PKEY *to, const EVP_PKEY *from),
    991 		int (*param_cmp)(const EVP_PKEY *a, const EVP_PKEY *b),
    992 		int (*param_print)(BIO *out, const EVP_PKEY *pkey, int indent,
    993 							ASN1_PCTX *pctx));
    994 
    995 void EVP_PKEY_asn1_set_free(EVP_PKEY_ASN1_METHOD *ameth,
    996 		void (*pkey_free)(EVP_PKEY *pkey));
    997 void EVP_PKEY_asn1_set_ctrl(EVP_PKEY_ASN1_METHOD *ameth,
    998 		int (*pkey_ctrl)(EVP_PKEY *pkey, int op,
    999 							long arg1, void *arg2));
   1000 
   1001 
   1002 #define EVP_PKEY_OP_UNDEFINED		0
   1003 #define EVP_PKEY_OP_PARAMGEN		(1<<1)
   1004 #define EVP_PKEY_OP_KEYGEN		(1<<2)
   1005 #define EVP_PKEY_OP_SIGN		(1<<3)
   1006 #define EVP_PKEY_OP_VERIFY		(1<<4)
   1007 #define EVP_PKEY_OP_VERIFYRECOVER	(1<<5)
   1008 #define EVP_PKEY_OP_SIGNCTX		(1<<6)
   1009 #define EVP_PKEY_OP_VERIFYCTX		(1<<7)
   1010 #define EVP_PKEY_OP_ENCRYPT		(1<<8)
   1011 #define EVP_PKEY_OP_DECRYPT		(1<<9)
   1012 #define EVP_PKEY_OP_DERIVE		(1<<10)
   1013 
   1014 #define EVP_PKEY_OP_TYPE_SIG	\
   1015 	(EVP_PKEY_OP_SIGN | EVP_PKEY_OP_VERIFY | EVP_PKEY_OP_VERIFYRECOVER \
   1016 		| EVP_PKEY_OP_SIGNCTX | EVP_PKEY_OP_VERIFYCTX)
   1017 
   1018 #define EVP_PKEY_OP_TYPE_CRYPT \
   1019 	(EVP_PKEY_OP_ENCRYPT | EVP_PKEY_OP_DECRYPT)
   1020 
   1021 #define EVP_PKEY_OP_TYPE_NOGEN \
   1022 	(EVP_PKEY_OP_SIG | EVP_PKEY_OP_CRYPT | EVP_PKEY_OP_DERIVE)
   1023 
   1024 #define EVP_PKEY_OP_TYPE_GEN \
   1025 		(EVP_PKEY_OP_PARAMGEN | EVP_PKEY_OP_KEYGEN)
   1026 
   1027 #define	 EVP_PKEY_CTX_set_signature_md(ctx, md)	\
   1028 		EVP_PKEY_CTX_ctrl(ctx, -1, EVP_PKEY_OP_TYPE_SIG,  \
   1029 					EVP_PKEY_CTRL_MD, 0, (void *)md)
   1030 
   1031 #define EVP_PKEY_CTRL_MD		1
   1032 #define EVP_PKEY_CTRL_PEER_KEY		2
   1033 
   1034 #define EVP_PKEY_CTRL_PKCS7_ENCRYPT	3
   1035 #define EVP_PKEY_CTRL_PKCS7_DECRYPT	4
   1036 
   1037 #define EVP_PKEY_CTRL_PKCS7_SIGN	5
   1038 
   1039 #define EVP_PKEY_CTRL_SET_MAC_KEY	6
   1040 
   1041 #define EVP_PKEY_CTRL_DIGESTINIT	7
   1042 
   1043 /* Used by GOST key encryption in TLS */
   1044 #define EVP_PKEY_CTRL_SET_IV 		8
   1045 
   1046 #define EVP_PKEY_CTRL_CMS_ENCRYPT	9
   1047 #define EVP_PKEY_CTRL_CMS_DECRYPT	10
   1048 #define EVP_PKEY_CTRL_CMS_SIGN		11
   1049 
   1050 #define EVP_PKEY_ALG_CTRL		0x1000
   1051 
   1052 
   1053 #define EVP_PKEY_FLAG_AUTOARGLEN	2
   1054 
   1055 const EVP_PKEY_METHOD *EVP_PKEY_meth_find(int type);
   1056 EVP_PKEY_METHOD* EVP_PKEY_meth_new(int id, int flags);
   1057 void EVP_PKEY_meth_free(EVP_PKEY_METHOD *pmeth);
   1058 int EVP_PKEY_meth_add0(const EVP_PKEY_METHOD *pmeth);
   1059 
   1060 EVP_PKEY_CTX *EVP_PKEY_CTX_new(EVP_PKEY *pkey, ENGINE *e);
   1061 EVP_PKEY_CTX *EVP_PKEY_CTX_new_id(int id, ENGINE *e);
   1062 EVP_PKEY_CTX *EVP_PKEY_CTX_dup(EVP_PKEY_CTX *ctx);
   1063 void EVP_PKEY_CTX_free(EVP_PKEY_CTX *ctx);
   1064 
   1065 int EVP_PKEY_CTX_ctrl(EVP_PKEY_CTX *ctx, int keytype, int optype,
   1066 				int cmd, int p1, void *p2);
   1067 int EVP_PKEY_CTX_ctrl_str(EVP_PKEY_CTX *ctx, const char *type,
   1068 						const char *value);
   1069 
   1070 int EVP_PKEY_CTX_get_operation(EVP_PKEY_CTX *ctx);
   1071 void EVP_PKEY_CTX_set0_keygen_info(EVP_PKEY_CTX *ctx, int *dat, int datlen);
   1072 
   1073 EVP_PKEY *EVP_PKEY_new_mac_key(int type, ENGINE *e,
   1074 				unsigned char *key, int keylen);
   1075 
   1076 void EVP_PKEY_CTX_set_data(EVP_PKEY_CTX *ctx, void *data);
   1077 void *EVP_PKEY_CTX_get_data(EVP_PKEY_CTX *ctx);
   1078 EVP_PKEY *EVP_PKEY_CTX_get0_pkey(EVP_PKEY_CTX *ctx);
   1079 
   1080 EVP_PKEY *EVP_PKEY_CTX_get0_peerkey(EVP_PKEY_CTX *ctx);
   1081 
   1082 void EVP_PKEY_CTX_set_app_data(EVP_PKEY_CTX *ctx, void *data);
   1083 void *EVP_PKEY_CTX_get_app_data(EVP_PKEY_CTX *ctx);
   1084 
   1085 int EVP_PKEY_sign_init(EVP_PKEY_CTX *ctx);
   1086 int EVP_PKEY_sign(EVP_PKEY_CTX *ctx,
   1087 			unsigned char *sig, size_t *siglen,
   1088 			const unsigned char *tbs, size_t tbslen);
   1089 int EVP_PKEY_verify_init(EVP_PKEY_CTX *ctx);
   1090 int EVP_PKEY_verify(EVP_PKEY_CTX *ctx,
   1091 			const unsigned char *sig, size_t siglen,
   1092 			const unsigned char *tbs, size_t tbslen);
   1093 int EVP_PKEY_verify_recover_init(EVP_PKEY_CTX *ctx);
   1094 int EVP_PKEY_verify_recover(EVP_PKEY_CTX *ctx,
   1095 			unsigned char *rout, size_t *routlen,
   1096 			const unsigned char *sig, size_t siglen);
   1097 int EVP_PKEY_encrypt_init(EVP_PKEY_CTX *ctx);
   1098 int EVP_PKEY_encrypt(EVP_PKEY_CTX *ctx,
   1099 			unsigned char *out, size_t *outlen,
   1100 			const unsigned char *in, size_t inlen);
   1101 int EVP_PKEY_decrypt_init(EVP_PKEY_CTX *ctx);
   1102 int EVP_PKEY_decrypt(EVP_PKEY_CTX *ctx,
   1103 			unsigned char *out, size_t *outlen,
   1104 			const unsigned char *in, size_t inlen);
   1105 
   1106 int EVP_PKEY_derive_init(EVP_PKEY_CTX *ctx);
   1107 int EVP_PKEY_derive_set_peer(EVP_PKEY_CTX *ctx, EVP_PKEY *peer);
   1108 int EVP_PKEY_derive(EVP_PKEY_CTX *ctx, unsigned char *key, size_t *keylen);
   1109 
   1110 typedef int EVP_PKEY_gen_cb(EVP_PKEY_CTX *ctx);
   1111 
   1112 int EVP_PKEY_paramgen_init(EVP_PKEY_CTX *ctx);
   1113 int EVP_PKEY_paramgen(EVP_PKEY_CTX *ctx, EVP_PKEY **ppkey);
   1114 int EVP_PKEY_keygen_init(EVP_PKEY_CTX *ctx);
   1115 int EVP_PKEY_keygen(EVP_PKEY_CTX *ctx, EVP_PKEY **ppkey);
   1116 
   1117 void EVP_PKEY_CTX_set_cb(EVP_PKEY_CTX *ctx, EVP_PKEY_gen_cb *cb);
   1118 EVP_PKEY_gen_cb *EVP_PKEY_CTX_get_cb(EVP_PKEY_CTX *ctx);
   1119 
   1120 int EVP_PKEY_CTX_get_keygen_info(EVP_PKEY_CTX *ctx, int idx);
   1121 
   1122 void EVP_PKEY_meth_set_init(EVP_PKEY_METHOD *pmeth,
   1123 	int (*init)(EVP_PKEY_CTX *ctx));
   1124 
   1125 void EVP_PKEY_meth_set_copy(EVP_PKEY_METHOD *pmeth,
   1126 	int (*copy)(EVP_PKEY_CTX *dst, EVP_PKEY_CTX *src));
   1127 
   1128 void EVP_PKEY_meth_set_cleanup(EVP_PKEY_METHOD *pmeth,
   1129 	void (*cleanup)(EVP_PKEY_CTX *ctx));
   1130 
   1131 void EVP_PKEY_meth_set_paramgen(EVP_PKEY_METHOD *pmeth,
   1132 	int (*paramgen_init)(EVP_PKEY_CTX *ctx),
   1133 	int (*paramgen)(EVP_PKEY_CTX *ctx, EVP_PKEY *pkey));
   1134 
   1135 void EVP_PKEY_meth_set_keygen(EVP_PKEY_METHOD *pmeth,
   1136 	int (*keygen_init)(EVP_PKEY_CTX *ctx),
   1137 	int (*keygen)(EVP_PKEY_CTX *ctx, EVP_PKEY *pkey));
   1138 
   1139 void EVP_PKEY_meth_set_sign(EVP_PKEY_METHOD *pmeth,
   1140 	int (*sign_init)(EVP_PKEY_CTX *ctx),
   1141 	int (*sign)(EVP_PKEY_CTX *ctx, unsigned char *sig, size_t *siglen,
   1142 					const unsigned char *tbs, size_t tbslen));
   1143 
   1144 void EVP_PKEY_meth_set_verify(EVP_PKEY_METHOD *pmeth,
   1145 	int (*verify_init)(EVP_PKEY_CTX *ctx),
   1146 	int (*verify)(EVP_PKEY_CTX *ctx, const unsigned char *sig, size_t siglen,
   1147 					const unsigned char *tbs, size_t tbslen));
   1148 
   1149 void EVP_PKEY_meth_set_verify_recover(EVP_PKEY_METHOD *pmeth,
   1150 	int (*verify_recover_init)(EVP_PKEY_CTX *ctx),
   1151 	int (*verify_recover)(EVP_PKEY_CTX *ctx,
   1152 					unsigned char *sig, size_t *siglen,
   1153 					const unsigned char *tbs, size_t tbslen));
   1154 
   1155 void EVP_PKEY_meth_set_signctx(EVP_PKEY_METHOD *pmeth,
   1156 	int (*signctx_init)(EVP_PKEY_CTX *ctx, EVP_MD_CTX *mctx),
   1157 	int (*signctx)(EVP_PKEY_CTX *ctx, unsigned char *sig, size_t *siglen,
   1158 					EVP_MD_CTX *mctx));
   1159 
   1160 void EVP_PKEY_meth_set_verifyctx(EVP_PKEY_METHOD *pmeth,
   1161 	int (*verifyctx_init)(EVP_PKEY_CTX *ctx, EVP_MD_CTX *mctx),
   1162 	int (*verifyctx)(EVP_PKEY_CTX *ctx, const unsigned char *sig,int siglen,
   1163 					EVP_MD_CTX *mctx));
   1164 
   1165 void EVP_PKEY_meth_set_encrypt(EVP_PKEY_METHOD *pmeth,
   1166 	int (*encrypt_init)(EVP_PKEY_CTX *ctx),
   1167 	int (*encryptfn)(EVP_PKEY_CTX *ctx, unsigned char *out, size_t *outlen,
   1168 					const unsigned char *in, size_t inlen));
   1169 
   1170 void EVP_PKEY_meth_set_decrypt(EVP_PKEY_METHOD *pmeth,
   1171 	int (*decrypt_init)(EVP_PKEY_CTX *ctx),
   1172 	int (*decrypt)(EVP_PKEY_CTX *ctx, unsigned char *out, size_t *outlen,
   1173 					const unsigned char *in, size_t inlen));
   1174 
   1175 void EVP_PKEY_meth_set_derive(EVP_PKEY_METHOD *pmeth,
   1176 	int (*derive_init)(EVP_PKEY_CTX *ctx),
   1177 	int (*derive)(EVP_PKEY_CTX *ctx, unsigned char *key, size_t *keylen));
   1178 
   1179 void EVP_PKEY_meth_set_ctrl(EVP_PKEY_METHOD *pmeth,
   1180 	int (*ctrl)(EVP_PKEY_CTX *ctx, int type, int p1, void *p2),
   1181 	int (*ctrl_str)(EVP_PKEY_CTX *ctx,
   1182 					const char *type, const char *value));
   1183 
   1184 /* BEGIN ERROR CODES */
   1185 /* The following lines are auto generated by the script mkerr.pl. Any changes
   1186  * made after this point may be overwritten when the script is next run.
   1187  */
   1188 void ERR_load_EVP_strings(void);
   1189 
   1190 /* Error codes for the EVP functions. */
   1191 
   1192 /* Function codes. */
   1193 #define EVP_F_AES_INIT_KEY				 133
   1194 #define EVP_F_CAMELLIA_INIT_KEY				 159
   1195 #define EVP_F_D2I_PKEY					 100
   1196 #define EVP_F_DO_SIGVER_INIT				 161
   1197 #define EVP_F_DSAPKEY2PKCS8				 134
   1198 #define EVP_F_DSA_PKEY2PKCS8				 135
   1199 #define EVP_F_ECDSA_PKEY2PKCS8				 129
   1200 #define EVP_F_ECKEY_PKEY2PKCS8				 132
   1201 #define EVP_F_EVP_CIPHERINIT_EX				 123
   1202 #define EVP_F_EVP_CIPHER_CTX_COPY			 163
   1203 #define EVP_F_EVP_CIPHER_CTX_CTRL			 124
   1204 #define EVP_F_EVP_CIPHER_CTX_SET_KEY_LENGTH		 122
   1205 #define EVP_F_EVP_DECRYPTFINAL_EX			 101
   1206 #define EVP_F_EVP_DIGESTINIT_EX				 128
   1207 #define EVP_F_EVP_ENCRYPTFINAL_EX			 127
   1208 #define EVP_F_EVP_MD_CTX_COPY_EX			 110
   1209 #define EVP_F_EVP_MD_SIZE				 162
   1210 #define EVP_F_EVP_OPENINIT				 102
   1211 #define EVP_F_EVP_PBE_ALG_ADD				 115
   1212 #define EVP_F_EVP_PBE_ALG_ADD_TYPE			 160
   1213 #define EVP_F_EVP_PBE_CIPHERINIT			 116
   1214 #define EVP_F_EVP_PKCS82PKEY				 111
   1215 #define EVP_F_EVP_PKCS82PKEY_BROKEN			 136
   1216 #define EVP_F_EVP_PKEY2PKCS8_BROKEN			 113
   1217 #define EVP_F_EVP_PKEY_COPY_PARAMETERS			 103
   1218 #define EVP_F_EVP_PKEY_CTX_CTRL				 137
   1219 #define EVP_F_EVP_PKEY_CTX_CTRL_STR			 150
   1220 #define EVP_F_EVP_PKEY_CTX_DUP				 156
   1221 #define EVP_F_EVP_PKEY_DECRYPT				 104
   1222 #define EVP_F_EVP_PKEY_DECRYPT_INIT			 138
   1223 #define EVP_F_EVP_PKEY_DECRYPT_OLD			 151
   1224 #define EVP_F_EVP_PKEY_DERIVE				 153
   1225 #define EVP_F_EVP_PKEY_DERIVE_INIT			 154
   1226 #define EVP_F_EVP_PKEY_DERIVE_SET_PEER			 155
   1227 #define EVP_F_EVP_PKEY_ENCRYPT				 105
   1228 #define EVP_F_EVP_PKEY_ENCRYPT_INIT			 139
   1229 #define EVP_F_EVP_PKEY_ENCRYPT_OLD			 152
   1230 #define EVP_F_EVP_PKEY_GET1_DH				 119
   1231 #define EVP_F_EVP_PKEY_GET1_DSA				 120
   1232 #define EVP_F_EVP_PKEY_GET1_ECDSA			 130
   1233 #define EVP_F_EVP_PKEY_GET1_EC_KEY			 131
   1234 #define EVP_F_EVP_PKEY_GET1_RSA				 121
   1235 #define EVP_F_EVP_PKEY_KEYGEN				 146
   1236 #define EVP_F_EVP_PKEY_KEYGEN_INIT			 147
   1237 #define EVP_F_EVP_PKEY_NEW				 106
   1238 #define EVP_F_EVP_PKEY_PARAMGEN				 148
   1239 #define EVP_F_EVP_PKEY_PARAMGEN_INIT			 149
   1240 #define EVP_F_EVP_PKEY_SIGN				 140
   1241 #define EVP_F_EVP_PKEY_SIGN_INIT			 141
   1242 #define EVP_F_EVP_PKEY_VERIFY				 142
   1243 #define EVP_F_EVP_PKEY_VERIFY_INIT			 143
   1244 #define EVP_F_EVP_PKEY_VERIFY_RECOVER			 144
   1245 #define EVP_F_EVP_PKEY_VERIFY_RECOVER_INIT		 145
   1246 #define EVP_F_EVP_RIJNDAEL				 126
   1247 #define EVP_F_EVP_SIGNFINAL				 107
   1248 #define EVP_F_EVP_VERIFYFINAL				 108
   1249 #define EVP_F_INT_CTX_NEW				 157
   1250 #define EVP_F_PKCS5_PBE_KEYIVGEN			 117
   1251 #define EVP_F_PKCS5_V2_PBE_KEYIVGEN			 118
   1252 #define EVP_F_PKCS8_SET_BROKEN				 112
   1253 #define EVP_F_PKEY_SET_TYPE				 158
   1254 #define EVP_F_RC2_MAGIC_TO_METH				 109
   1255 #define EVP_F_RC5_CTRL					 125
   1256 
   1257 /* Reason codes. */
   1258 #define EVP_R_AES_KEY_SETUP_FAILED			 143
   1259 #define EVP_R_ASN1_LIB					 140
   1260 #define EVP_R_BAD_BLOCK_LENGTH				 136
   1261 #define EVP_R_BAD_DECRYPT				 100
   1262 #define EVP_R_BAD_KEY_LENGTH				 137
   1263 #define EVP_R_BN_DECODE_ERROR				 112
   1264 #define EVP_R_BN_PUBKEY_ERROR				 113
   1265 #define EVP_R_BUFFER_TOO_SMALL				 155
   1266 #define EVP_R_CAMELLIA_KEY_SETUP_FAILED			 157
   1267 #define EVP_R_CIPHER_PARAMETER_ERROR			 122
   1268 #define EVP_R_COMMAND_NOT_SUPPORTED			 147
   1269 #define EVP_R_CTRL_NOT_IMPLEMENTED			 132
   1270 #define EVP_R_CTRL_OPERATION_NOT_IMPLEMENTED		 133
   1271 #define EVP_R_DATA_NOT_MULTIPLE_OF_BLOCK_LENGTH		 138
   1272 #define EVP_R_DECODE_ERROR				 114
   1273 #define EVP_R_DIFFERENT_KEY_TYPES			 101
   1274 #define EVP_R_DIFFERENT_PARAMETERS			 153
   1275 #define EVP_R_ENCODE_ERROR				 115
   1276 #define EVP_R_EVP_PBE_CIPHERINIT_ERROR			 119
   1277 #define EVP_R_EXPECTING_AN_RSA_KEY			 127
   1278 #define EVP_R_EXPECTING_A_DH_KEY			 128
   1279 #define EVP_R_EXPECTING_A_DSA_KEY			 129
   1280 #define EVP_R_EXPECTING_A_ECDSA_KEY			 141
   1281 #define EVP_R_EXPECTING_A_EC_KEY			 142
   1282 #define EVP_R_INITIALIZATION_ERROR			 134
   1283 #define EVP_R_INPUT_NOT_INITIALIZED			 111
   1284 #define EVP_R_INVALID_DIGEST				 152
   1285 #define EVP_R_INVALID_KEY_LENGTH			 130
   1286 #define EVP_R_INVALID_OPERATION				 148
   1287 #define EVP_R_IV_TOO_LARGE				 102
   1288 #define EVP_R_KEYGEN_FAILURE				 120
   1289 #define EVP_R_MESSAGE_DIGEST_IS_NULL			 159
   1290 #define EVP_R_METHOD_NOT_SUPPORTED			 144
   1291 #define EVP_R_MISSING_PARAMETERS			 103
   1292 #define EVP_R_NO_CIPHER_SET				 131
   1293 #define EVP_R_NO_DEFAULT_DIGEST				 158
   1294 #define EVP_R_NO_DIGEST_SET				 139
   1295 #define EVP_R_NO_DSA_PARAMETERS				 116
   1296 #define EVP_R_NO_KEY_SET				 154
   1297 #define EVP_R_NO_OPERATION_SET				 149
   1298 #define EVP_R_NO_SIGN_FUNCTION_CONFIGURED		 104
   1299 #define EVP_R_NO_VERIFY_FUNCTION_CONFIGURED		 105
   1300 #define EVP_R_OPERATION_NOT_SUPPORTED_FOR_THIS_KEYTYPE	 150
   1301 #define EVP_R_OPERATON_NOT_INITIALIZED			 151
   1302 #define EVP_R_PKCS8_UNKNOWN_BROKEN_TYPE			 117
   1303 #define EVP_R_PRIVATE_KEY_DECODE_ERROR			 145
   1304 #define EVP_R_PRIVATE_KEY_ENCODE_ERROR			 146
   1305 #define EVP_R_PUBLIC_KEY_NOT_RSA			 106
   1306 #define EVP_R_UNKNOWN_CIPHER				 160
   1307 #define EVP_R_UNKNOWN_DIGEST				 161
   1308 #define EVP_R_UNKNOWN_PBE_ALGORITHM			 121
   1309 #define EVP_R_UNSUPORTED_NUMBER_OF_ROUNDS		 135
   1310 #define EVP_R_UNSUPPORTED_ALGORITHM			 156
   1311 #define EVP_R_UNSUPPORTED_CIPHER			 107
   1312 #define EVP_R_UNSUPPORTED_KEYLENGTH			 123
   1313 #define EVP_R_UNSUPPORTED_KEY_DERIVATION_FUNCTION	 124
   1314 #define EVP_R_UNSUPPORTED_KEY_SIZE			 108
   1315 #define EVP_R_UNSUPPORTED_PRF				 125
   1316 #define EVP_R_UNSUPPORTED_PRIVATE_KEY_ALGORITHM		 118
   1317 #define EVP_R_UNSUPPORTED_SALT_TYPE			 126
   1318 #define EVP_R_WRONG_FINAL_BLOCK_LENGTH			 109
   1319 #define EVP_R_WRONG_PUBLIC_KEY_TYPE			 110
   1320 
   1321 #ifdef  __cplusplus
   1322 }
   1323 #endif
   1324 #endif
   1325