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      1 /* crypto/pem/pem.h */
      2 /* Copyright (C) 1995-1997 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_PEM_H
     60 #define HEADER_PEM_H
     61 
     62 #include <openssl/e_os2.h>
     63 #ifndef OPENSSL_NO_BIO
     64 #include <openssl/bio.h>
     65 #endif
     66 #ifndef OPENSSL_NO_STACK
     67 #include <openssl/stack.h>
     68 #endif
     69 #include <openssl/evp.h>
     70 #include <openssl/x509.h>
     71 #include <openssl/pem2.h>
     72 
     73 #ifdef  __cplusplus
     74 extern "C" {
     75 #endif
     76 
     77 #define PEM_BUFSIZE		1024
     78 
     79 #define PEM_OBJ_UNDEF		0
     80 #define PEM_OBJ_X509		1
     81 #define PEM_OBJ_X509_REQ	2
     82 #define PEM_OBJ_CRL		3
     83 #define PEM_OBJ_SSL_SESSION	4
     84 #define PEM_OBJ_PRIV_KEY	10
     85 #define PEM_OBJ_PRIV_RSA	11
     86 #define PEM_OBJ_PRIV_DSA	12
     87 #define PEM_OBJ_PRIV_DH		13
     88 #define PEM_OBJ_PUB_RSA		14
     89 #define PEM_OBJ_PUB_DSA		15
     90 #define PEM_OBJ_PUB_DH		16
     91 #define PEM_OBJ_DHPARAMS	17
     92 #define PEM_OBJ_DSAPARAMS	18
     93 #define PEM_OBJ_PRIV_RSA_PUBLIC	19
     94 #define PEM_OBJ_PRIV_ECDSA	20
     95 #define PEM_OBJ_PUB_ECDSA	21
     96 #define PEM_OBJ_ECPARAMETERS	22
     97 
     98 #define PEM_ERROR		30
     99 #define PEM_DEK_DES_CBC         40
    100 #define PEM_DEK_IDEA_CBC        45
    101 #define PEM_DEK_DES_EDE         50
    102 #define PEM_DEK_DES_ECB         60
    103 #define PEM_DEK_RSA             70
    104 #define PEM_DEK_RSA_MD2         80
    105 #define PEM_DEK_RSA_MD5         90
    106 
    107 #define PEM_MD_MD2		NID_md2
    108 #define PEM_MD_MD5		NID_md5
    109 #define PEM_MD_SHA		NID_sha
    110 #define PEM_MD_MD2_RSA		NID_md2WithRSAEncryption
    111 #define PEM_MD_MD5_RSA		NID_md5WithRSAEncryption
    112 #define PEM_MD_SHA_RSA		NID_sha1WithRSAEncryption
    113 
    114 #define PEM_STRING_X509_OLD	"X509 CERTIFICATE"
    115 #define PEM_STRING_X509		"CERTIFICATE"
    116 #define PEM_STRING_X509_PAIR	"CERTIFICATE PAIR"
    117 #define PEM_STRING_X509_TRUSTED	"TRUSTED CERTIFICATE"
    118 #define PEM_STRING_X509_REQ_OLD	"NEW CERTIFICATE REQUEST"
    119 #define PEM_STRING_X509_REQ	"CERTIFICATE REQUEST"
    120 #define PEM_STRING_X509_CRL	"X509 CRL"
    121 #define PEM_STRING_EVP_PKEY	"ANY PRIVATE KEY"
    122 #define PEM_STRING_PUBLIC	"PUBLIC KEY"
    123 #define PEM_STRING_RSA		"RSA PRIVATE KEY"
    124 #define PEM_STRING_RSA_PUBLIC	"RSA PUBLIC KEY"
    125 #define PEM_STRING_DSA		"DSA PRIVATE KEY"
    126 #define PEM_STRING_DSA_PUBLIC	"DSA PUBLIC KEY"
    127 #define PEM_STRING_PKCS7	"PKCS7"
    128 #define PEM_STRING_PKCS7_SIGNED	"PKCS #7 SIGNED DATA"
    129 #define PEM_STRING_PKCS8	"ENCRYPTED PRIVATE KEY"
    130 #define PEM_STRING_PKCS8INF	"PRIVATE KEY"
    131 #define PEM_STRING_DHPARAMS	"DH PARAMETERS"
    132 #define PEM_STRING_SSL_SESSION	"SSL SESSION PARAMETERS"
    133 #define PEM_STRING_DSAPARAMS	"DSA PARAMETERS"
    134 #define PEM_STRING_ECDSA_PUBLIC "ECDSA PUBLIC KEY"
    135 #define PEM_STRING_ECPARAMETERS "EC PARAMETERS"
    136 #define PEM_STRING_ECPRIVATEKEY	"EC PRIVATE KEY"
    137 #define PEM_STRING_PARAMETERS	"PARAMETERS"
    138 #define PEM_STRING_CMS		"CMS"
    139 
    140   /* Note that this structure is initialised by PEM_SealInit and cleaned up
    141      by PEM_SealFinal (at least for now) */
    142 typedef struct PEM_Encode_Seal_st
    143 	{
    144 	EVP_ENCODE_CTX encode;
    145 	EVP_MD_CTX md;
    146 	EVP_CIPHER_CTX cipher;
    147 	} PEM_ENCODE_SEAL_CTX;
    148 
    149 /* enc_type is one off */
    150 #define PEM_TYPE_ENCRYPTED      10
    151 #define PEM_TYPE_MIC_ONLY       20
    152 #define PEM_TYPE_MIC_CLEAR      30
    153 #define PEM_TYPE_CLEAR		40
    154 
    155 typedef struct pem_recip_st
    156 	{
    157 	char *name;
    158 	X509_NAME *dn;
    159 
    160 	int cipher;
    161 	int key_enc;
    162 	/*	char iv[8]; unused and wrong size */
    163 	} PEM_USER;
    164 
    165 typedef struct pem_ctx_st
    166 	{
    167 	int type;		/* what type of object */
    168 
    169 	struct	{
    170 		int version;
    171 		int mode;
    172 		} proc_type;
    173 
    174 	char *domain;
    175 
    176 	struct	{
    177 		int cipher;
    178 	/* unused, and wrong size
    179 	   unsigned char iv[8]; */
    180 		} DEK_info;
    181 
    182 	PEM_USER *originator;
    183 
    184 	int num_recipient;
    185 	PEM_USER **recipient;
    186 
    187 	/* XXX(ben): don#t think this is used!
    188 		STACK *x509_chain;	/ * certificate chain */
    189 	EVP_MD *md;		/* signature type */
    190 
    191 	int md_enc;		/* is the md encrypted or not? */
    192 	int md_len;		/* length of md_data */
    193 	char *md_data;		/* message digest, could be pkey encrypted */
    194 
    195 	EVP_CIPHER *dec;	/* date encryption cipher */
    196 	int key_len;		/* key length */
    197 	unsigned char *key;	/* key */
    198 	/* unused, and wrong size
    199 	   unsigned char iv[8]; */
    200 
    201 
    202 	int  data_enc;		/* is the data encrypted */
    203 	int data_len;
    204 	unsigned char *data;
    205 	} PEM_CTX;
    206 
    207 /* These macros make the PEM_read/PEM_write functions easier to maintain and
    208  * write. Now they are all implemented with either:
    209  * IMPLEMENT_PEM_rw(...) or IMPLEMENT_PEM_rw_cb(...)
    210  */
    211 
    212 #ifdef OPENSSL_NO_FP_API
    213 
    214 #define IMPLEMENT_PEM_read_fp(name, type, str, asn1) /**/
    215 #define IMPLEMENT_PEM_write_fp(name, type, str, asn1) /**/
    216 #define IMPLEMENT_PEM_write_fp_const(name, type, str, asn1) /**/
    217 #define IMPLEMENT_PEM_write_cb_fp(name, type, str, asn1) /**/
    218 #define IMPLEMENT_PEM_write_cb_fp_const(name, type, str, asn1) /**/
    219 
    220 #else
    221 
    222 #define IMPLEMENT_PEM_read_fp(name, type, str, asn1) \
    223 type *PEM_read_##name(FILE *fp, type **x, pem_password_cb *cb, void *u)\
    224 { \
    225 return PEM_ASN1_read((d2i_of_void *)d2i_##asn1, str,fp,(void **)x,cb,u); \
    226 }
    227 
    228 #define IMPLEMENT_PEM_write_fp(name, type, str, asn1) \
    229 int PEM_write_##name(FILE *fp, type *x) \
    230 { \
    231 return PEM_ASN1_write((i2d_of_void *)i2d_##asn1,str,fp,x,NULL,NULL,0,NULL,NULL); \
    232 }
    233 
    234 #define IMPLEMENT_PEM_write_fp_const(name, type, str, asn1) \
    235 int PEM_write_##name(FILE *fp, const type *x) \
    236 { \
    237 return PEM_ASN1_write((i2d_of_void *)i2d_##asn1,str,fp,(void *)x,NULL,NULL,0,NULL,NULL); \
    238 }
    239 
    240 #define IMPLEMENT_PEM_write_cb_fp(name, type, str, asn1) \
    241 int PEM_write_##name(FILE *fp, type *x, const EVP_CIPHER *enc, \
    242 	     unsigned char *kstr, int klen, pem_password_cb *cb, \
    243 		  void *u) \
    244 	{ \
    245 	return PEM_ASN1_write((i2d_of_void *)i2d_##asn1,str,fp,x,enc,kstr,klen,cb,u); \
    246 	}
    247 
    248 #define IMPLEMENT_PEM_write_cb_fp_const(name, type, str, asn1) \
    249 int PEM_write_##name(FILE *fp, type *x, const EVP_CIPHER *enc, \
    250 	     unsigned char *kstr, int klen, pem_password_cb *cb, \
    251 		  void *u) \
    252 	{ \
    253 	return PEM_ASN1_write((i2d_of_void *)i2d_##asn1,str,fp,x,enc,kstr,klen,cb,u); \
    254 	}
    255 
    256 #endif
    257 
    258 #define IMPLEMENT_PEM_read_bio(name, type, str, asn1) \
    259 type *PEM_read_bio_##name(BIO *bp, type **x, pem_password_cb *cb, void *u)\
    260 { \
    261 return PEM_ASN1_read_bio((d2i_of_void *)d2i_##asn1, str,bp,(void **)x,cb,u); \
    262 }
    263 
    264 #define IMPLEMENT_PEM_write_bio(name, type, str, asn1) \
    265 int PEM_write_bio_##name(BIO *bp, type *x) \
    266 { \
    267 return PEM_ASN1_write_bio((i2d_of_void *)i2d_##asn1,str,bp,x,NULL,NULL,0,NULL,NULL); \
    268 }
    269 
    270 #define IMPLEMENT_PEM_write_bio_const(name, type, str, asn1) \
    271 int PEM_write_bio_##name(BIO *bp, const type *x) \
    272 { \
    273 return PEM_ASN1_write_bio((i2d_of_void *)i2d_##asn1,str,bp,(void *)x,NULL,NULL,0,NULL,NULL); \
    274 }
    275 
    276 #define IMPLEMENT_PEM_write_cb_bio(name, type, str, asn1) \
    277 int PEM_write_bio_##name(BIO *bp, type *x, const EVP_CIPHER *enc, \
    278 	     unsigned char *kstr, int klen, pem_password_cb *cb, void *u) \
    279 	{ \
    280 	return PEM_ASN1_write_bio((i2d_of_void *)i2d_##asn1,str,bp,x,enc,kstr,klen,cb,u); \
    281 	}
    282 
    283 #define IMPLEMENT_PEM_write_cb_bio_const(name, type, str, asn1) \
    284 int PEM_write_bio_##name(BIO *bp, type *x, const EVP_CIPHER *enc, \
    285 	     unsigned char *kstr, int klen, pem_password_cb *cb, void *u) \
    286 	{ \
    287 	return PEM_ASN1_write_bio((i2d_of_void *)i2d_##asn1,str,bp,(void *)x,enc,kstr,klen,cb,u); \
    288 	}
    289 
    290 #define IMPLEMENT_PEM_write(name, type, str, asn1) \
    291 	IMPLEMENT_PEM_write_bio(name, type, str, asn1) \
    292 	IMPLEMENT_PEM_write_fp(name, type, str, asn1)
    293 
    294 #define IMPLEMENT_PEM_write_const(name, type, str, asn1) \
    295 	IMPLEMENT_PEM_write_bio_const(name, type, str, asn1) \
    296 	IMPLEMENT_PEM_write_fp_const(name, type, str, asn1)
    297 
    298 #define IMPLEMENT_PEM_write_cb(name, type, str, asn1) \
    299 	IMPLEMENT_PEM_write_cb_bio(name, type, str, asn1) \
    300 	IMPLEMENT_PEM_write_cb_fp(name, type, str, asn1)
    301 
    302 #define IMPLEMENT_PEM_write_cb_const(name, type, str, asn1) \
    303 	IMPLEMENT_PEM_write_cb_bio_const(name, type, str, asn1) \
    304 	IMPLEMENT_PEM_write_cb_fp_const(name, type, str, asn1)
    305 
    306 #define IMPLEMENT_PEM_read(name, type, str, asn1) \
    307 	IMPLEMENT_PEM_read_bio(name, type, str, asn1) \
    308 	IMPLEMENT_PEM_read_fp(name, type, str, asn1)
    309 
    310 #define IMPLEMENT_PEM_rw(name, type, str, asn1) \
    311 	IMPLEMENT_PEM_read(name, type, str, asn1) \
    312 	IMPLEMENT_PEM_write(name, type, str, asn1)
    313 
    314 #define IMPLEMENT_PEM_rw_const(name, type, str, asn1) \
    315 	IMPLEMENT_PEM_read(name, type, str, asn1) \
    316 	IMPLEMENT_PEM_write_const(name, type, str, asn1)
    317 
    318 #define IMPLEMENT_PEM_rw_cb(name, type, str, asn1) \
    319 	IMPLEMENT_PEM_read(name, type, str, asn1) \
    320 	IMPLEMENT_PEM_write_cb(name, type, str, asn1)
    321 
    322 /* These are the same except they are for the declarations */
    323 
    324 #if defined(OPENSSL_NO_FP_API)
    325 
    326 #define DECLARE_PEM_read_fp(name, type) /**/
    327 #define DECLARE_PEM_write_fp(name, type) /**/
    328 #define DECLARE_PEM_write_cb_fp(name, type) /**/
    329 
    330 #else
    331 
    332 #define DECLARE_PEM_read_fp(name, type) \
    333 	type *PEM_read_##name(FILE *fp, type **x, pem_password_cb *cb, void *u);
    334 
    335 #define DECLARE_PEM_write_fp(name, type) \
    336 	int PEM_write_##name(FILE *fp, type *x);
    337 
    338 #define DECLARE_PEM_write_fp_const(name, type) \
    339 	int PEM_write_##name(FILE *fp, const type *x);
    340 
    341 #define DECLARE_PEM_write_cb_fp(name, type) \
    342 	int PEM_write_##name(FILE *fp, type *x, const EVP_CIPHER *enc, \
    343 	     unsigned char *kstr, int klen, pem_password_cb *cb, void *u);
    344 
    345 #endif
    346 
    347 #ifndef OPENSSL_NO_BIO
    348 #define DECLARE_PEM_read_bio(name, type) \
    349 	type *PEM_read_bio_##name(BIO *bp, type **x, pem_password_cb *cb, void *u);
    350 
    351 #define DECLARE_PEM_write_bio(name, type) \
    352 	int PEM_write_bio_##name(BIO *bp, type *x);
    353 
    354 #define DECLARE_PEM_write_bio_const(name, type) \
    355 	int PEM_write_bio_##name(BIO *bp, const type *x);
    356 
    357 #define DECLARE_PEM_write_cb_bio(name, type) \
    358 	int PEM_write_bio_##name(BIO *bp, type *x, const EVP_CIPHER *enc, \
    359 	     unsigned char *kstr, int klen, pem_password_cb *cb, void *u);
    360 
    361 #else
    362 
    363 #define DECLARE_PEM_read_bio(name, type) /**/
    364 #define DECLARE_PEM_write_bio(name, type) /**/
    365 #define DECLARE_PEM_write_bio_const(name, type) /**/
    366 #define DECLARE_PEM_write_cb_bio(name, type) /**/
    367 
    368 #endif
    369 
    370 #define DECLARE_PEM_write(name, type) \
    371 	DECLARE_PEM_write_bio(name, type) \
    372 	DECLARE_PEM_write_fp(name, type)
    373 
    374 #define DECLARE_PEM_write_const(name, type) \
    375 	DECLARE_PEM_write_bio_const(name, type) \
    376 	DECLARE_PEM_write_fp_const(name, type)
    377 
    378 #define DECLARE_PEM_write_cb(name, type) \
    379 	DECLARE_PEM_write_cb_bio(name, type) \
    380 	DECLARE_PEM_write_cb_fp(name, type)
    381 
    382 #define DECLARE_PEM_read(name, type) \
    383 	DECLARE_PEM_read_bio(name, type) \
    384 	DECLARE_PEM_read_fp(name, type)
    385 
    386 #define DECLARE_PEM_rw(name, type) \
    387 	DECLARE_PEM_read(name, type) \
    388 	DECLARE_PEM_write(name, type)
    389 
    390 #define DECLARE_PEM_rw_const(name, type) \
    391 	DECLARE_PEM_read(name, type) \
    392 	DECLARE_PEM_write_const(name, type)
    393 
    394 #define DECLARE_PEM_rw_cb(name, type) \
    395 	DECLARE_PEM_read(name, type) \
    396 	DECLARE_PEM_write_cb(name, type)
    397 
    398 #if 1
    399 /* "userdata": new with OpenSSL 0.9.4 */
    400 typedef int pem_password_cb(char *buf, int size, int rwflag, void *userdata);
    401 #else
    402 /* OpenSSL 0.9.3, 0.9.3a */
    403 typedef int pem_password_cb(char *buf, int size, int rwflag);
    404 #endif
    405 
    406 int	PEM_get_EVP_CIPHER_INFO(char *header, EVP_CIPHER_INFO *cipher);
    407 int	PEM_do_header (EVP_CIPHER_INFO *cipher, unsigned char *data,long *len,
    408 	pem_password_cb *callback,void *u);
    409 
    410 #ifndef OPENSSL_NO_BIO
    411 int	PEM_read_bio(BIO *bp, char **name, char **header,
    412 		unsigned char **data,long *len);
    413 int	PEM_write_bio(BIO *bp,const char *name,char *hdr,unsigned char *data,
    414 		long len);
    415 int PEM_bytes_read_bio(unsigned char **pdata, long *plen, char **pnm, const char *name, BIO *bp,
    416 	     pem_password_cb *cb, void *u);
    417 void *	PEM_ASN1_read_bio(d2i_of_void *d2i, const char *name, BIO *bp,
    418 			  void **x, pem_password_cb *cb, void *u);
    419 int	PEM_ASN1_write_bio(i2d_of_void *i2d,const char *name,BIO *bp, void *x,
    420 			   const EVP_CIPHER *enc,unsigned char *kstr,int klen,
    421 			   pem_password_cb *cb, void *u);
    422 
    423 STACK_OF(X509_INFO) *	PEM_X509_INFO_read_bio(BIO *bp, STACK_OF(X509_INFO) *sk, pem_password_cb *cb, void *u);
    424 int	PEM_X509_INFO_write_bio(BIO *bp,X509_INFO *xi, EVP_CIPHER *enc,
    425 		unsigned char *kstr, int klen, pem_password_cb *cd, void *u);
    426 #endif
    427 
    428 int	PEM_read(FILE *fp, char **name, char **header,
    429 		unsigned char **data,long *len);
    430 int	PEM_write(FILE *fp,char *name,char *hdr,unsigned char *data,long len);
    431 void *  PEM_ASN1_read(d2i_of_void *d2i, const char *name, FILE *fp, void **x,
    432 		      pem_password_cb *cb, void *u);
    433 int	PEM_ASN1_write(i2d_of_void *i2d,const char *name,FILE *fp,
    434 		       void *x,const EVP_CIPHER *enc,unsigned char *kstr,
    435 		       int klen,pem_password_cb *callback, void *u);
    436 STACK_OF(X509_INFO) *	PEM_X509_INFO_read(FILE *fp, STACK_OF(X509_INFO) *sk,
    437 	pem_password_cb *cb, void *u);
    438 
    439 int	PEM_SealInit(PEM_ENCODE_SEAL_CTX *ctx, EVP_CIPHER *type,
    440 		EVP_MD *md_type, unsigned char **ek, int *ekl,
    441 		unsigned char *iv, EVP_PKEY **pubk, int npubk);
    442 void	PEM_SealUpdate(PEM_ENCODE_SEAL_CTX *ctx, unsigned char *out, int *outl,
    443 		unsigned char *in, int inl);
    444 int	PEM_SealFinal(PEM_ENCODE_SEAL_CTX *ctx, unsigned char *sig,int *sigl,
    445 		unsigned char *out, int *outl, EVP_PKEY *priv);
    446 
    447 void    PEM_SignInit(EVP_MD_CTX *ctx, EVP_MD *type);
    448 void    PEM_SignUpdate(EVP_MD_CTX *ctx,unsigned char *d,unsigned int cnt);
    449 int	PEM_SignFinal(EVP_MD_CTX *ctx, unsigned char *sigret,
    450 		unsigned int *siglen, EVP_PKEY *pkey);
    451 
    452 int	PEM_def_callback(char *buf, int num, int w, void *key);
    453 void	PEM_proc_type(char *buf, int type);
    454 void	PEM_dek_info(char *buf, const char *type, int len, char *str);
    455 
    456 
    457 #include <openssl/symhacks.h>
    458 
    459 DECLARE_PEM_rw(X509, X509)
    460 
    461 DECLARE_PEM_rw(X509_AUX, X509)
    462 
    463 DECLARE_PEM_rw(X509_CERT_PAIR, X509_CERT_PAIR)
    464 
    465 DECLARE_PEM_rw(X509_REQ, X509_REQ)
    466 DECLARE_PEM_write(X509_REQ_NEW, X509_REQ)
    467 
    468 DECLARE_PEM_rw(X509_CRL, X509_CRL)
    469 
    470 DECLARE_PEM_rw(PKCS7, PKCS7)
    471 
    472 DECLARE_PEM_rw(NETSCAPE_CERT_SEQUENCE, NETSCAPE_CERT_SEQUENCE)
    473 
    474 DECLARE_PEM_rw(PKCS8, X509_SIG)
    475 
    476 DECLARE_PEM_rw(PKCS8_PRIV_KEY_INFO, PKCS8_PRIV_KEY_INFO)
    477 
    478 #ifndef OPENSSL_NO_RSA
    479 
    480 DECLARE_PEM_rw_cb(RSAPrivateKey, RSA)
    481 
    482 DECLARE_PEM_rw_const(RSAPublicKey, RSA)
    483 DECLARE_PEM_rw(RSA_PUBKEY, RSA)
    484 
    485 #endif
    486 
    487 #ifndef OPENSSL_NO_DSA
    488 
    489 DECLARE_PEM_rw_cb(DSAPrivateKey, DSA)
    490 
    491 DECLARE_PEM_rw(DSA_PUBKEY, DSA)
    492 
    493 DECLARE_PEM_rw_const(DSAparams, DSA)
    494 
    495 #endif
    496 
    497 #ifndef OPENSSL_NO_EC
    498 DECLARE_PEM_rw_const(ECPKParameters, EC_GROUP)
    499 DECLARE_PEM_rw_cb(ECPrivateKey, EC_KEY)
    500 DECLARE_PEM_rw(EC_PUBKEY, EC_KEY)
    501 #endif
    502 
    503 #ifndef OPENSSL_NO_DH
    504 
    505 DECLARE_PEM_rw_const(DHparams, DH)
    506 
    507 #endif
    508 
    509 DECLARE_PEM_rw_cb(PrivateKey, EVP_PKEY)
    510 
    511 DECLARE_PEM_rw(PUBKEY, EVP_PKEY)
    512 
    513 int PEM_write_bio_PKCS8PrivateKey_nid(BIO *bp, EVP_PKEY *x, int nid,
    514 				  char *kstr, int klen,
    515 				  pem_password_cb *cb, void *u);
    516 int PEM_write_bio_PKCS8PrivateKey(BIO *, EVP_PKEY *, const EVP_CIPHER *,
    517                                   char *, int, pem_password_cb *, void *);
    518 int i2d_PKCS8PrivateKey_bio(BIO *bp, EVP_PKEY *x, const EVP_CIPHER *enc,
    519 				  char *kstr, int klen,
    520 				  pem_password_cb *cb, void *u);
    521 int i2d_PKCS8PrivateKey_nid_bio(BIO *bp, EVP_PKEY *x, int nid,
    522 				  char *kstr, int klen,
    523 				  pem_password_cb *cb, void *u);
    524 EVP_PKEY *d2i_PKCS8PrivateKey_bio(BIO *bp, EVP_PKEY **x, pem_password_cb *cb, void *u);
    525 
    526 int i2d_PKCS8PrivateKey_fp(FILE *fp, EVP_PKEY *x, const EVP_CIPHER *enc,
    527 				  char *kstr, int klen,
    528 				  pem_password_cb *cb, void *u);
    529 int i2d_PKCS8PrivateKey_nid_fp(FILE *fp, EVP_PKEY *x, int nid,
    530 				  char *kstr, int klen,
    531 				  pem_password_cb *cb, void *u);
    532 int PEM_write_PKCS8PrivateKey_nid(FILE *fp, EVP_PKEY *x, int nid,
    533 				  char *kstr, int klen,
    534 				  pem_password_cb *cb, void *u);
    535 
    536 EVP_PKEY *d2i_PKCS8PrivateKey_fp(FILE *fp, EVP_PKEY **x, pem_password_cb *cb, void *u);
    537 
    538 int PEM_write_PKCS8PrivateKey(FILE *fp,EVP_PKEY *x,const EVP_CIPHER *enc,
    539 			      char *kstr,int klen, pem_password_cb *cd, void *u);
    540 
    541 EVP_PKEY *PEM_read_bio_Parameters(BIO *bp, EVP_PKEY **x);
    542 int PEM_write_bio_Parameters(BIO *bp, EVP_PKEY *x);
    543 
    544 
    545 EVP_PKEY *b2i_PrivateKey(const unsigned char **in, long length);
    546 EVP_PKEY *b2i_PublicKey(const unsigned char **in, long length);
    547 EVP_PKEY *b2i_PrivateKey_bio(BIO *in);
    548 EVP_PKEY *b2i_PublicKey_bio(BIO *in);
    549 int i2b_PrivateKey_bio(BIO *out, EVP_PKEY *pk);
    550 int i2b_PublicKey_bio(BIO *out, EVP_PKEY *pk);
    551 #ifndef OPENSSL_NO_RC4
    552 EVP_PKEY *b2i_PVK_bio(BIO *in, pem_password_cb *cb, void *u);
    553 int i2b_PVK_bio(BIO *out, EVP_PKEY *pk, int enclevel,
    554 		pem_password_cb *cb, void *u);
    555 #endif
    556 
    557 
    558 /* BEGIN ERROR CODES */
    559 /* The following lines are auto generated by the script mkerr.pl. Any changes
    560  * made after this point may be overwritten when the script is next run.
    561  */
    562 void ERR_load_PEM_strings(void);
    563 
    564 /* Error codes for the PEM functions. */
    565 
    566 /* Function codes. */
    567 #define PEM_F_B2I_DSS					 127
    568 #define PEM_F_B2I_PVK_BIO				 128
    569 #define PEM_F_B2I_RSA					 129
    570 #define PEM_F_CHECK_BITLEN_DSA				 130
    571 #define PEM_F_CHECK_BITLEN_RSA				 131
    572 #define PEM_F_D2I_PKCS8PRIVATEKEY_BIO			 120
    573 #define PEM_F_D2I_PKCS8PRIVATEKEY_FP			 121
    574 #define PEM_F_DO_B2I					 132
    575 #define PEM_F_DO_B2I_BIO				 133
    576 #define PEM_F_DO_BLOB_HEADER				 134
    577 #define PEM_F_DO_PK8PKEY				 126
    578 #define PEM_F_DO_PK8PKEY_FP				 125
    579 #define PEM_F_DO_PVK_BODY				 135
    580 #define PEM_F_DO_PVK_HEADER				 136
    581 #define PEM_F_I2B_PVK					 137
    582 #define PEM_F_I2B_PVK_BIO				 138
    583 #define PEM_F_LOAD_IV					 101
    584 #define PEM_F_PEM_ASN1_READ				 102
    585 #define PEM_F_PEM_ASN1_READ_BIO				 103
    586 #define PEM_F_PEM_ASN1_WRITE				 104
    587 #define PEM_F_PEM_ASN1_WRITE_BIO			 105
    588 #define PEM_F_PEM_DEF_CALLBACK				 100
    589 #define PEM_F_PEM_DO_HEADER				 106
    590 #define PEM_F_PEM_F_PEM_WRITE_PKCS8PRIVATEKEY		 118
    591 #define PEM_F_PEM_GET_EVP_CIPHER_INFO			 107
    592 #define PEM_F_PEM_PK8PKEY				 119
    593 #define PEM_F_PEM_READ					 108
    594 #define PEM_F_PEM_READ_BIO				 109
    595 #define PEM_F_PEM_READ_BIO_PARAMETERS			 140
    596 #define PEM_F_PEM_READ_BIO_PRIVATEKEY			 123
    597 #define PEM_F_PEM_READ_PRIVATEKEY			 124
    598 #define PEM_F_PEM_SEALFINAL				 110
    599 #define PEM_F_PEM_SEALINIT				 111
    600 #define PEM_F_PEM_SIGNFINAL				 112
    601 #define PEM_F_PEM_WRITE					 113
    602 #define PEM_F_PEM_WRITE_BIO				 114
    603 #define PEM_F_PEM_WRITE_PRIVATEKEY			 139
    604 #define PEM_F_PEM_X509_INFO_READ			 115
    605 #define PEM_F_PEM_X509_INFO_READ_BIO			 116
    606 #define PEM_F_PEM_X509_INFO_WRITE_BIO			 117
    607 
    608 /* Reason codes. */
    609 #define PEM_R_BAD_BASE64_DECODE				 100
    610 #define PEM_R_BAD_DECRYPT				 101
    611 #define PEM_R_BAD_END_LINE				 102
    612 #define PEM_R_BAD_IV_CHARS				 103
    613 #define PEM_R_BAD_MAGIC_NUMBER				 116
    614 #define PEM_R_BAD_PASSWORD_READ				 104
    615 #define PEM_R_BAD_VERSION_NUMBER			 117
    616 #define PEM_R_BIO_WRITE_FAILURE				 118
    617 #define PEM_R_CIPHER_IS_NULL				 127
    618 #define PEM_R_ERROR_CONVERTING_PRIVATE_KEY		 115
    619 #define PEM_R_EXPECTING_PRIVATE_KEY_BLOB		 119
    620 #define PEM_R_EXPECTING_PUBLIC_KEY_BLOB			 120
    621 #define PEM_R_INCONSISTENT_HEADER			 121
    622 #define PEM_R_KEYBLOB_HEADER_PARSE_ERROR		 122
    623 #define PEM_R_KEYBLOB_TOO_SHORT				 123
    624 #define PEM_R_NOT_DEK_INFO				 105
    625 #define PEM_R_NOT_ENCRYPTED				 106
    626 #define PEM_R_NOT_PROC_TYPE				 107
    627 #define PEM_R_NO_START_LINE				 108
    628 #define PEM_R_PROBLEMS_GETTING_PASSWORD			 109
    629 #define PEM_R_PUBLIC_KEY_NO_RSA				 110
    630 #define PEM_R_PVK_DATA_TOO_SHORT			 124
    631 #define PEM_R_PVK_TOO_SHORT				 125
    632 #define PEM_R_READ_KEY					 111
    633 #define PEM_R_SHORT_HEADER				 112
    634 #define PEM_R_UNSUPPORTED_CIPHER			 113
    635 #define PEM_R_UNSUPPORTED_ENCRYPTION			 114
    636 #define PEM_R_UNSUPPORTED_KEY_COMPONENTS		 126
    637 
    638 #ifdef  __cplusplus
    639 }
    640 #endif
    641 #endif
    642