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      1 /* Copyright (C) 1995-1997 Eric Young (eay (at) cryptsoft.com)
      2  * All rights reserved.
      3  *
      4  * This package is an SSL implementation written
      5  * by Eric Young (eay (at) cryptsoft.com).
      6  * The implementation was written so as to conform with Netscapes SSL.
      7  *
      8  * This library is free for commercial and non-commercial use as long as
      9  * the following conditions are aheared to.  The following conditions
     10  * apply to all code found in this distribution, be it the RC4, RSA,
     11  * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
     12  * included with this distribution is covered by the same copyright terms
     13  * except that the holder is Tim Hudson (tjh (at) cryptsoft.com).
     14  *
     15  * Copyright remains Eric Young's, and as such any Copyright notices in
     16  * the code are not to be removed.
     17  * If this package is used in a product, Eric Young should be given attribution
     18  * as the author of the parts of the library used.
     19  * This can be in the form of a textual message at program startup or
     20  * in documentation (online or textual) provided with the package.
     21  *
     22  * Redistribution and use in source and binary forms, with or without
     23  * modification, are permitted provided that the following conditions
     24  * are met:
     25  * 1. Redistributions of source code must retain the copyright
     26  *    notice, this list of conditions and the following disclaimer.
     27  * 2. Redistributions in binary form must reproduce the above copyright
     28  *    notice, this list of conditions and the following disclaimer in the
     29  *    documentation and/or other materials provided with the distribution.
     30  * 3. All advertising materials mentioning features or use of this software
     31  *    must display the following acknowledgement:
     32  *    "This product includes cryptographic software written by
     33  *     Eric Young (eay (at) cryptsoft.com)"
     34  *    The word 'cryptographic' can be left out if the rouines from the library
     35  *    being used are not cryptographic related :-).
     36  * 4. If you include any Windows specific code (or a derivative thereof) from
     37  *    the apps directory (application code) you must include an acknowledgement:
     38  *    "This product includes software written by Tim Hudson (tjh (at) cryptsoft.com)"
     39  *
     40  * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
     41  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     42  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     43  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
     44  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     45  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     46  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     47  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     48  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     49  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     50  * SUCH DAMAGE.
     51  *
     52  * The licence and distribution terms for any publically available version or
     53  * derivative of this code cannot be changed.  i.e. this code cannot simply be
     54  * copied and put under another distribution licence
     55  * [including the GNU Public Licence.] */
     56 
     57 #ifndef OPENSSL_HEADER_PEM_H
     58 #define OPENSSL_HEADER_PEM_H
     59 
     60 #include <openssl/base64.h>
     61 #include <openssl/bio.h>
     62 #include <openssl/cipher.h>
     63 #include <openssl/digest.h>
     64 #include <openssl/evp.h>
     65 #include <openssl/stack.h>
     66 #include <openssl/pkcs7.h>
     67 #include <openssl/x509.h>
     68 
     69 /* For compatibility with open-iscsi, which assumes that it can get
     70  * |OPENSSL_malloc| from pem.h or err.h */
     71 #include <openssl/crypto.h>
     72 
     73 #ifdef  __cplusplus
     74 extern "C" {
     75 #endif
     76 
     77 
     78 #define PEM_BUFSIZE		1024
     79 
     80 #define PEM_STRING_X509_OLD	"X509 CERTIFICATE"
     81 #define PEM_STRING_X509		"CERTIFICATE"
     82 #define PEM_STRING_X509_PAIR	"CERTIFICATE PAIR"
     83 #define PEM_STRING_X509_TRUSTED	"TRUSTED CERTIFICATE"
     84 #define PEM_STRING_X509_REQ_OLD	"NEW CERTIFICATE REQUEST"
     85 #define PEM_STRING_X509_REQ	"CERTIFICATE REQUEST"
     86 #define PEM_STRING_X509_CRL	"X509 CRL"
     87 #define PEM_STRING_EVP_PKEY	"ANY PRIVATE KEY"
     88 #define PEM_STRING_PUBLIC	"PUBLIC KEY"
     89 #define PEM_STRING_RSA		"RSA PRIVATE KEY"
     90 #define PEM_STRING_RSA_PUBLIC	"RSA PUBLIC KEY"
     91 #define PEM_STRING_DSA		"DSA PRIVATE KEY"
     92 #define PEM_STRING_DSA_PUBLIC	"DSA PUBLIC KEY"
     93 #define PEM_STRING_EC "EC PRIVATE KEY"
     94 #define PEM_STRING_PKCS7	"PKCS7"
     95 #define PEM_STRING_PKCS7_SIGNED	"PKCS #7 SIGNED DATA"
     96 #define PEM_STRING_PKCS8	"ENCRYPTED PRIVATE KEY"
     97 #define PEM_STRING_PKCS8INF	"PRIVATE KEY"
     98 #define PEM_STRING_DHPARAMS	"DH PARAMETERS"
     99 #define PEM_STRING_SSL_SESSION	"SSL SESSION PARAMETERS"
    100 #define PEM_STRING_DSAPARAMS	"DSA PARAMETERS"
    101 #define PEM_STRING_ECDSA_PUBLIC "ECDSA PUBLIC KEY"
    102 #define PEM_STRING_ECPRIVATEKEY	"EC PRIVATE KEY"
    103 #define PEM_STRING_CMS		"CMS"
    104 
    105 /* enc_type is one off */
    106 #define PEM_TYPE_ENCRYPTED      10
    107 #define PEM_TYPE_MIC_ONLY       20
    108 #define PEM_TYPE_MIC_CLEAR      30
    109 #define PEM_TYPE_CLEAR		40
    110 
    111 /* These macros make the PEM_read/PEM_write functions easier to maintain and
    112  * write. Now they are all implemented with either:
    113  * IMPLEMENT_PEM_rw(...) or IMPLEMENT_PEM_rw_cb(...)
    114  */
    115 
    116 #ifdef OPENSSL_NO_FP_API
    117 
    118 #define IMPLEMENT_PEM_read_fp(name, type, str, asn1) /**/
    119 #define IMPLEMENT_PEM_write_fp(name, type, str, asn1) /**/
    120 #define IMPLEMENT_PEM_write_fp_const(name, type, str, asn1) /**/
    121 #define IMPLEMENT_PEM_write_cb_fp(name, type, str, asn1) /**/
    122 #define IMPLEMENT_PEM_write_cb_fp_const(name, type, str, asn1) /**/
    123 
    124 #else
    125 
    126 #define IMPLEMENT_PEM_read_fp(name, type, str, asn1)                         \
    127   static void *pem_read_##name##_d2i(void **x, const unsigned char **inp,    \
    128                                      long len) {                             \
    129     return d2i_##asn1((type **)x, inp, len);                                 \
    130   }                                                                          \
    131   OPENSSL_EXPORT type *PEM_read_##name(FILE *fp, type **x,                   \
    132                                        pem_password_cb *cb, void *u) {       \
    133     return (type *)PEM_ASN1_read(pem_read_##name##_d2i, str, fp, (void **)x, \
    134                                  cb, u);                                     \
    135   }
    136 
    137 #define IMPLEMENT_PEM_write_fp(name, type, str, asn1)                        \
    138   static int pem_write_##name##_i2d(const void *x, unsigned char **outp) {   \
    139     return i2d_##asn1((type *)x, outp);                                      \
    140   }                                                                          \
    141   OPENSSL_EXPORT int PEM_write_##name(FILE *fp, type *x) {                   \
    142     return PEM_ASN1_write(pem_write_##name##_i2d, str, fp, x, NULL, NULL, 0, \
    143                           NULL, NULL);                                       \
    144   }
    145 
    146 #define IMPLEMENT_PEM_write_fp_const(name, type, str, asn1)                 \
    147   static int pem_write_##name##_i2d(const void *x, unsigned char **outp) {  \
    148     return i2d_##asn1((const type *)x, outp);                               \
    149   }                                                                         \
    150   OPENSSL_EXPORT int PEM_write_##name(FILE *fp, const type *x) {            \
    151     return PEM_ASN1_write(pem_write_##name##_i2d, str, fp, (void *)x, NULL, \
    152                           NULL, 0, NULL, NULL);                             \
    153   }
    154 
    155 #define IMPLEMENT_PEM_write_cb_fp(name, type, str, asn1)                       \
    156   static int pem_write_##name##_i2d(const void *x, unsigned char **outp) {     \
    157     return i2d_##asn1((type *)x, outp);                                        \
    158   }                                                                            \
    159   OPENSSL_EXPORT int PEM_write_##name(                                         \
    160       FILE *fp, type *x, const EVP_CIPHER *enc, unsigned char *kstr, int klen, \
    161       pem_password_cb *cb, void *u) {                                          \
    162     return PEM_ASN1_write(pem_write_##name##_i2d, str, fp, x, enc, kstr, klen, \
    163                           cb, u);                                              \
    164   }
    165 
    166 #define IMPLEMENT_PEM_write_cb_fp_const(name, type, str, asn1)                 \
    167   static int pem_write_##name##_i2d(const void *x, unsigned char **outp) {     \
    168     return i2d_##asn1((const type *)x, outp);                                  \
    169   }                                                                            \
    170   OPENSSL_EXPORT int PEM_write_##name(                                         \
    171       FILE *fp, type *x, const EVP_CIPHER *enc, unsigned char *kstr, int klen, \
    172       pem_password_cb *cb, void *u) {                                          \
    173     return PEM_ASN1_write(pem_write_##name##_i2d, str, fp, x, enc, kstr, klen, \
    174                           cb, u);                                              \
    175   }
    176 
    177 #endif
    178 
    179 #define IMPLEMENT_PEM_read_bio(name, type, str, asn1)                         \
    180   static void *pem_read_bio_##name##_d2i(void **x, const unsigned char **inp, \
    181                                          long len) {                          \
    182     return d2i_##asn1((type **)x, inp, len);                                  \
    183   }                                                                           \
    184   OPENSSL_EXPORT type *PEM_read_bio_##name(BIO *bp, type **x,                 \
    185                                            pem_password_cb *cb, void *u) {    \
    186     return (type *)PEM_ASN1_read_bio(pem_read_bio_##name##_d2i, str, bp,      \
    187                                      (void **)x, cb, u);                      \
    188   }
    189 
    190 #define IMPLEMENT_PEM_write_bio(name, type, str, asn1)                         \
    191   static int pem_write_bio_##name##_i2d(const void *x, unsigned char **outp) { \
    192     return i2d_##asn1((type *)x, outp);                                        \
    193   }                                                                            \
    194   OPENSSL_EXPORT int PEM_write_bio_##name(BIO *bp, type *x) {                  \
    195     return PEM_ASN1_write_bio(pem_write_bio_##name##_i2d, str, bp, x, NULL,    \
    196                               NULL, 0, NULL, NULL);                            \
    197   }
    198 
    199 #define IMPLEMENT_PEM_write_bio_const(name, type, str, asn1)                   \
    200   static int pem_write_bio_##name##_i2d(const void *x, unsigned char **outp) { \
    201     return i2d_##asn1((const type *)x, outp);                                  \
    202   }                                                                            \
    203   OPENSSL_EXPORT int PEM_write_bio_##name(BIO *bp, const type *x) {            \
    204     return PEM_ASN1_write_bio(pem_write_bio_##name##_i2d, str, bp, (void *)x,  \
    205                               NULL, NULL, 0, NULL, NULL);                      \
    206   }
    207 
    208 #define IMPLEMENT_PEM_write_cb_bio(name, type, str, asn1)                      \
    209   static int pem_write_bio_##name##_i2d(const void *x, unsigned char **outp) { \
    210     return i2d_##asn1((type *)x, outp);                                        \
    211   }                                                                            \
    212   OPENSSL_EXPORT int PEM_write_bio_##name(                                     \
    213       BIO *bp, type *x, const EVP_CIPHER *enc, unsigned char *kstr, int klen,  \
    214       pem_password_cb *cb, void *u) {                                          \
    215     return PEM_ASN1_write_bio(pem_write_bio_##name##_i2d, str, bp, x, enc,     \
    216                               kstr, klen, cb, u);                              \
    217   }
    218 
    219 #define IMPLEMENT_PEM_write_cb_bio_const(name, type, str, asn1)                \
    220   static int pem_write_bio_##name##_i2d(const void *x, unsigned char **outp) { \
    221     return i2d_##asn1((const type *)x, outp);                                  \
    222   }                                                                            \
    223   OPENSSL_EXPORT int PEM_write_bio_##name(                                     \
    224       BIO *bp, type *x, const EVP_CIPHER *enc, unsigned char *kstr, int klen,  \
    225       pem_password_cb *cb, void *u) {                                          \
    226     return PEM_ASN1_write_bio(pem_write_bio_##name##_i2d, str, bp, (void *)x,  \
    227                               enc, kstr, klen, cb, u);                         \
    228   }
    229 
    230 #define IMPLEMENT_PEM_write(name, type, str, asn1) \
    231 	IMPLEMENT_PEM_write_bio(name, type, str, asn1) \
    232 	IMPLEMENT_PEM_write_fp(name, type, str, asn1)
    233 
    234 #define IMPLEMENT_PEM_write_const(name, type, str, asn1) \
    235 	IMPLEMENT_PEM_write_bio_const(name, type, str, asn1) \
    236 	IMPLEMENT_PEM_write_fp_const(name, type, str, asn1)
    237 
    238 #define IMPLEMENT_PEM_write_cb(name, type, str, asn1) \
    239 	IMPLEMENT_PEM_write_cb_bio(name, type, str, asn1) \
    240 	IMPLEMENT_PEM_write_cb_fp(name, type, str, asn1)
    241 
    242 #define IMPLEMENT_PEM_write_cb_const(name, type, str, asn1) \
    243 	IMPLEMENT_PEM_write_cb_bio_const(name, type, str, asn1) \
    244 	IMPLEMENT_PEM_write_cb_fp_const(name, type, str, asn1)
    245 
    246 #define IMPLEMENT_PEM_read(name, type, str, asn1) \
    247 	IMPLEMENT_PEM_read_bio(name, type, str, asn1) \
    248 	IMPLEMENT_PEM_read_fp(name, type, str, asn1)
    249 
    250 #define IMPLEMENT_PEM_rw(name, type, str, asn1) \
    251 	IMPLEMENT_PEM_read(name, type, str, asn1) \
    252 	IMPLEMENT_PEM_write(name, type, str, asn1)
    253 
    254 #define IMPLEMENT_PEM_rw_const(name, type, str, asn1) \
    255 	IMPLEMENT_PEM_read(name, type, str, asn1) \
    256 	IMPLEMENT_PEM_write_const(name, type, str, asn1)
    257 
    258 #define IMPLEMENT_PEM_rw_cb(name, type, str, asn1) \
    259 	IMPLEMENT_PEM_read(name, type, str, asn1) \
    260 	IMPLEMENT_PEM_write_cb(name, type, str, asn1)
    261 
    262 /* These are the same except they are for the declarations */
    263 
    264 #if defined(OPENSSL_NO_FP_API)
    265 
    266 #define DECLARE_PEM_read_fp(name, type) /**/
    267 #define DECLARE_PEM_write_fp(name, type) /**/
    268 #define DECLARE_PEM_write_cb_fp(name, type) /**/
    269 
    270 #else
    271 
    272 #define DECLARE_PEM_read_fp(name, type) \
    273 	OPENSSL_EXPORT type *PEM_read_##name(FILE *fp, type **x, pem_password_cb *cb, void *u);
    274 
    275 #define DECLARE_PEM_write_fp(name, type) \
    276 	OPENSSL_EXPORT int PEM_write_##name(FILE *fp, type *x);
    277 
    278 #define DECLARE_PEM_write_fp_const(name, type) \
    279 	OPENSSL_EXPORT int PEM_write_##name(FILE *fp, const type *x);
    280 
    281 #define DECLARE_PEM_write_cb_fp(name, type) \
    282 	OPENSSL_EXPORT int PEM_write_##name(FILE *fp, type *x, const EVP_CIPHER *enc, \
    283 	     unsigned char *kstr, int klen, pem_password_cb *cb, void *u);
    284 
    285 #endif
    286 
    287 #define DECLARE_PEM_read_bio(name, type) \
    288 	OPENSSL_EXPORT type *PEM_read_bio_##name(BIO *bp, type **x, pem_password_cb *cb, void *u);
    289 
    290 #define DECLARE_PEM_write_bio(name, type) \
    291 	OPENSSL_EXPORT int PEM_write_bio_##name(BIO *bp, type *x);
    292 
    293 #define DECLARE_PEM_write_bio_const(name, type) \
    294 	OPENSSL_EXPORT int PEM_write_bio_##name(BIO *bp, const type *x);
    295 
    296 #define DECLARE_PEM_write_cb_bio(name, type) \
    297 	OPENSSL_EXPORT int PEM_write_bio_##name(BIO *bp, type *x, const EVP_CIPHER *enc, \
    298 	     unsigned char *kstr, int klen, pem_password_cb *cb, void *u);
    299 
    300 
    301 #define DECLARE_PEM_write(name, type) \
    302 	DECLARE_PEM_write_bio(name, type) \
    303 	DECLARE_PEM_write_fp(name, type)
    304 
    305 #define DECLARE_PEM_write_const(name, type) \
    306 	DECLARE_PEM_write_bio_const(name, type) \
    307 	DECLARE_PEM_write_fp_const(name, type)
    308 
    309 #define DECLARE_PEM_write_cb(name, type) \
    310 	DECLARE_PEM_write_cb_bio(name, type) \
    311 	DECLARE_PEM_write_cb_fp(name, type)
    312 
    313 #define DECLARE_PEM_read(name, type) \
    314 	DECLARE_PEM_read_bio(name, type) \
    315 	DECLARE_PEM_read_fp(name, type)
    316 
    317 #define DECLARE_PEM_rw(name, type) \
    318 	DECLARE_PEM_read(name, type) \
    319 	DECLARE_PEM_write(name, type)
    320 
    321 #define DECLARE_PEM_rw_const(name, type) \
    322 	DECLARE_PEM_read(name, type) \
    323 	DECLARE_PEM_write_const(name, type)
    324 
    325 #define DECLARE_PEM_rw_cb(name, type) \
    326 	DECLARE_PEM_read(name, type) \
    327 	DECLARE_PEM_write_cb(name, type)
    328 
    329 /* "userdata": new with OpenSSL 0.9.4 */
    330 typedef int pem_password_cb(char *buf, int size, int rwflag, void *userdata);
    331 
    332 OPENSSL_EXPORT int	PEM_get_EVP_CIPHER_INFO(char *header, EVP_CIPHER_INFO *cipher);
    333 OPENSSL_EXPORT int	PEM_do_header (EVP_CIPHER_INFO *cipher, unsigned char *data,long *len, pem_password_cb *callback,void *u);
    334 
    335 OPENSSL_EXPORT int	PEM_read_bio(BIO *bp, char **name, char **header, unsigned char **data,long *len);
    336 OPENSSL_EXPORT int	PEM_write_bio(BIO *bp,const char *name, const char *hdr, const unsigned char *data, long len);
    337 OPENSSL_EXPORT int PEM_bytes_read_bio(unsigned char **pdata, long *plen, char **pnm, const char *name, BIO *bp, pem_password_cb *cb, void *u);
    338 OPENSSL_EXPORT void *	PEM_ASN1_read_bio(d2i_of_void *d2i, const char *name, BIO *bp, void **x, pem_password_cb *cb, void *u);
    339 OPENSSL_EXPORT int	PEM_ASN1_write_bio(i2d_of_void *i2d,const char *name,BIO *bp, void *x, const EVP_CIPHER *enc,unsigned char *kstr,int klen, pem_password_cb *cb, void *u);
    340 
    341 OPENSSL_EXPORT STACK_OF(X509_INFO) *	PEM_X509_INFO_read_bio(BIO *bp, STACK_OF(X509_INFO) *sk, pem_password_cb *cb, void *u);
    342 OPENSSL_EXPORT int	PEM_X509_INFO_write_bio(BIO *bp,X509_INFO *xi, EVP_CIPHER *enc, unsigned char *kstr, int klen, pem_password_cb *cd, void *u);
    343 
    344 OPENSSL_EXPORT int	PEM_read(FILE *fp, char **name, char **header, unsigned char **data,long *len);
    345 OPENSSL_EXPORT int	PEM_write(FILE *fp, const char *name, const char *hdr, const unsigned char *data, long len);
    346 OPENSSL_EXPORT void *  PEM_ASN1_read(d2i_of_void *d2i, const char *name, FILE *fp, void **x, pem_password_cb *cb, void *u);
    347 OPENSSL_EXPORT int	PEM_ASN1_write(i2d_of_void *i2d,const char *name,FILE *fp, void *x,const EVP_CIPHER *enc,unsigned char *kstr, int klen,pem_password_cb *callback, void *u);
    348 OPENSSL_EXPORT STACK_OF(X509_INFO) *	PEM_X509_INFO_read(FILE *fp, STACK_OF(X509_INFO) *sk, pem_password_cb *cb, void *u);
    349 
    350 /* PEM_def_callback treats |userdata| as a string and copies it into |buf|,
    351  * assuming its |size| is sufficient. Returns the length of the string, or 0
    352  * if there is not enough room. If either |buf| or |userdata| is NULL, 0 is
    353  * returned. Note that this is different from OpenSSL, which prompts for a
    354  * password. */
    355 OPENSSL_EXPORT int	PEM_def_callback(char *buf, int size, int rwflag, void *userdata);
    356 OPENSSL_EXPORT void	PEM_proc_type(char *buf, int type);
    357 OPENSSL_EXPORT void	PEM_dek_info(char *buf, const char *type, int len, char *str);
    358 
    359 
    360 DECLARE_PEM_rw(X509, X509)
    361 
    362 DECLARE_PEM_rw(X509_AUX, X509)
    363 
    364 DECLARE_PEM_rw(X509_REQ, X509_REQ)
    365 DECLARE_PEM_write(X509_REQ_NEW, X509_REQ)
    366 
    367 DECLARE_PEM_rw(X509_CRL, X509_CRL)
    368 
    369 DECLARE_PEM_rw(PKCS7, PKCS7)
    370 DECLARE_PEM_rw(PKCS8, X509_SIG)
    371 
    372 DECLARE_PEM_rw(PKCS8_PRIV_KEY_INFO, PKCS8_PRIV_KEY_INFO)
    373 
    374 DECLARE_PEM_rw_cb(RSAPrivateKey, RSA)
    375 
    376 DECLARE_PEM_rw_const(RSAPublicKey, RSA)
    377 DECLARE_PEM_rw(RSA_PUBKEY, RSA)
    378 
    379 #ifndef OPENSSL_NO_DSA
    380 
    381 DECLARE_PEM_rw_cb(DSAPrivateKey, DSA)
    382 
    383 DECLARE_PEM_rw(DSA_PUBKEY, DSA)
    384 
    385 DECLARE_PEM_rw_const(DSAparams, DSA)
    386 
    387 #endif
    388 
    389 DECLARE_PEM_rw_cb(ECPrivateKey, EC_KEY)
    390 DECLARE_PEM_rw(EC_PUBKEY, EC_KEY)
    391 
    392 
    393 DECLARE_PEM_rw_const(DHparams, DH)
    394 
    395 
    396 DECLARE_PEM_rw_cb(PrivateKey, EVP_PKEY)
    397 
    398 DECLARE_PEM_rw(PUBKEY, EVP_PKEY)
    399 
    400 OPENSSL_EXPORT int PEM_write_bio_PKCS8PrivateKey_nid(BIO *bp, EVP_PKEY *x, int nid, char *kstr, int klen, pem_password_cb *cb, void *u);
    401 OPENSSL_EXPORT int PEM_write_bio_PKCS8PrivateKey(BIO *, EVP_PKEY *, const EVP_CIPHER *, char *, int, pem_password_cb *, void *);
    402 OPENSSL_EXPORT int i2d_PKCS8PrivateKey_bio(BIO *bp, EVP_PKEY *x, const EVP_CIPHER *enc, char *kstr, int klen, pem_password_cb *cb, void *u);
    403 OPENSSL_EXPORT int i2d_PKCS8PrivateKey_nid_bio(BIO *bp, EVP_PKEY *x, int nid, char *kstr, int klen, pem_password_cb *cb, void *u);
    404 OPENSSL_EXPORT EVP_PKEY *d2i_PKCS8PrivateKey_bio(BIO *bp, EVP_PKEY **x, pem_password_cb *cb, void *u);
    405 
    406 OPENSSL_EXPORT int i2d_PKCS8PrivateKey_fp(FILE *fp, EVP_PKEY *x, const EVP_CIPHER *enc, char *kstr, int klen, pem_password_cb *cb, void *u);
    407 OPENSSL_EXPORT int i2d_PKCS8PrivateKey_nid_fp(FILE *fp, EVP_PKEY *x, int nid, char *kstr, int klen, pem_password_cb *cb, void *u);
    408 OPENSSL_EXPORT int PEM_write_PKCS8PrivateKey_nid(FILE *fp, EVP_PKEY *x, int nid, char *kstr, int klen, pem_password_cb *cb, void *u);
    409 
    410 OPENSSL_EXPORT EVP_PKEY *d2i_PKCS8PrivateKey_fp(FILE *fp, EVP_PKEY **x, pem_password_cb *cb, void *u);
    411 
    412 OPENSSL_EXPORT int PEM_write_PKCS8PrivateKey(FILE *fp,EVP_PKEY *x,const EVP_CIPHER *enc, char *kstr,int klen, pem_password_cb *cd, void *u);
    413 
    414 
    415 #ifdef  __cplusplus
    416 }
    417 #endif
    418 
    419 #define PEM_R_BAD_BASE64_DECODE 100
    420 #define PEM_R_BAD_DECRYPT 101
    421 #define PEM_R_BAD_END_LINE 102
    422 #define PEM_R_BAD_IV_CHARS 103
    423 #define PEM_R_BAD_PASSWORD_READ 104
    424 #define PEM_R_CIPHER_IS_NULL 105
    425 #define PEM_R_ERROR_CONVERTING_PRIVATE_KEY 106
    426 #define PEM_R_NOT_DEK_INFO 107
    427 #define PEM_R_NOT_ENCRYPTED 108
    428 #define PEM_R_NOT_PROC_TYPE 109
    429 #define PEM_R_NO_START_LINE 110
    430 #define PEM_R_READ_KEY 111
    431 #define PEM_R_SHORT_HEADER 112
    432 #define PEM_R_UNSUPPORTED_CIPHER 113
    433 #define PEM_R_UNSUPPORTED_ENCRYPTION 114
    434 
    435 #endif  /* OPENSSL_HEADER_PEM_H */
    436