1 /* $OpenBSD: pem.h,v 1.24 2022/07/12 14:42:50 kn Exp $ */
2 /* Copyright (C) 1995-1997 Eric Young (eay@cryptsoft.com)
3  * All rights reserved.
4  *
5  * This package is an SSL implementation written
6  * by Eric Young (eay@cryptsoft.com).
7  * The implementation was written so as to conform with Netscapes SSL.
8  *
9  * This library is free for commercial and non-commercial use as long as
10  * the following conditions are aheared to.  The following conditions
11  * apply to all code found in this distribution, be it the RC4, RSA,
12  * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
13  * included with this distribution is covered by the same copyright terms
14  * except that the holder is Tim Hudson (tjh@cryptsoft.com).
15  *
16  * Copyright remains Eric Young's, and as such any Copyright notices in
17  * the code are not to be removed.
18  * If this package is used in a product, Eric Young should be given attribution
19  * as the author of the parts of the library used.
20  * This can be in the form of a textual message at program startup or
21  * in documentation (online or textual) provided with the package.
22  *
23  * Redistribution and use in source and binary forms, with or without
24  * modification, are permitted provided that the following conditions
25  * are met:
26  * 1. Redistributions of source code must retain the copyright
27  *    notice, this list of conditions and the following disclaimer.
28  * 2. Redistributions in binary form must reproduce the above copyright
29  *    notice, this list of conditions and the following disclaimer in the
30  *    documentation and/or other materials provided with the distribution.
31  * 3. All advertising materials mentioning features or use of this software
32  *    must display the following acknowledgement:
33  *    "This product includes cryptographic software written by
34  *     Eric Young (eay@cryptsoft.com)"
35  *    The word 'cryptographic' can be left out if the rouines from the library
36  *    being used are not cryptographic related :-).
37  * 4. If you include any Windows specific code (or a derivative thereof) from
38  *    the apps directory (application code) you must include an acknowledgement:
39  *    "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
40  *
41  * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
42  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
43  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
44  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
45  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
46  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
47  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
49  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
50  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
51  * SUCH DAMAGE.
52  *
53  * The licence and distribution terms for any publically available version or
54  * derivative of this code cannot be changed.  i.e. this code cannot simply be
55  * copied and put under another distribution licence
56  * [including the GNU Public Licence.]
57  */
58 
59 #ifndef HEADER_PEM_H
60 #define HEADER_PEM_H
61 
62 #include <openssl/opensslconf.h>
63 
64 #ifndef OPENSSL_NO_BIO
65 #include <openssl/bio.h>
66 #endif
67 #ifndef OPENSSL_NO_STACK
68 #include <openssl/stack.h>
69 #endif
70 #include <openssl/evp.h>
71 #include <openssl/x509.h>
72 #include <openssl/pem2.h>
73 
74 #ifdef  __cplusplus
75 extern "C" {
76 #endif
77 
78 #define PEM_BUFSIZE		1024
79 
80 #define PEM_OBJ_UNDEF		0
81 #define PEM_OBJ_X509		1
82 #define PEM_OBJ_X509_REQ	2
83 #define PEM_OBJ_CRL		3
84 #define PEM_OBJ_SSL_SESSION	4
85 #define PEM_OBJ_PRIV_KEY	10
86 #define PEM_OBJ_PRIV_RSA	11
87 #define PEM_OBJ_PRIV_DSA	12
88 #define PEM_OBJ_PRIV_DH		13
89 #define PEM_OBJ_PUB_RSA		14
90 #define PEM_OBJ_PUB_DSA		15
91 #define PEM_OBJ_PUB_DH		16
92 #define PEM_OBJ_DHPARAMS	17
93 #define PEM_OBJ_DSAPARAMS	18
94 #define PEM_OBJ_PRIV_RSA_PUBLIC	19
95 #define PEM_OBJ_PRIV_ECDSA	20
96 #define PEM_OBJ_PUB_ECDSA	21
97 #define PEM_OBJ_ECPARAMETERS	22
98 
99 #define PEM_ERROR		30
100 #define PEM_DEK_DES_CBC         40
101 #define PEM_DEK_IDEA_CBC        45
102 #define PEM_DEK_DES_EDE         50
103 #define PEM_DEK_DES_ECB         60
104 #define PEM_DEK_RSA             70
105 #define PEM_DEK_RSA_MD2         80
106 #define PEM_DEK_RSA_MD5         90
107 
108 #define PEM_MD_MD2		NID_md2
109 #define PEM_MD_MD5		NID_md5
110 #define PEM_MD_SHA		NID_sha
111 #define PEM_MD_MD2_RSA		NID_md2WithRSAEncryption
112 #define PEM_MD_MD5_RSA		NID_md5WithRSAEncryption
113 #define PEM_MD_SHA_RSA		NID_sha1WithRSAEncryption
114 
115 #define PEM_STRING_X509_OLD	"X509 CERTIFICATE"
116 #define PEM_STRING_X509		"CERTIFICATE"
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 /* enc_type is one off */
141 #define PEM_TYPE_ENCRYPTED      10
142 #define PEM_TYPE_MIC_ONLY       20
143 #define PEM_TYPE_MIC_CLEAR      30
144 #define PEM_TYPE_CLEAR		40
145 
146 typedef struct pem_recip_st {
147 	char *name;
148 	X509_NAME *dn;
149 
150 	int cipher;
151 	int key_enc;
152 	/*	char iv[8]; unused and wrong size */
153 } PEM_USER;
154 
155 typedef struct pem_ctx_st {
156 	int type;		/* what type of object */
157 
158 	struct	{
159 		int version;
160 		int mode;
161 	} proc_type;
162 
163 	char *domain;
164 
165 	struct	{
166 		int cipher;
167 	/* unused, and wrong size
168 	   unsigned char iv[8]; */
169 	} DEK_info;
170 
171 	PEM_USER *originator;
172 
173 	int num_recipient;
174 	PEM_USER **recipient;
175 
176 	/* XXX(ben): don#t think this is used!
177 		STACK *x509_chain;	/ * certificate chain */
178 	EVP_MD *md;		/* signature type */
179 
180 	int md_enc;		/* is the md encrypted or not? */
181 	int md_len;		/* length of md_data */
182 	char *md_data;		/* message digest, could be pkey encrypted */
183 
184 	EVP_CIPHER *dec;	/* date encryption cipher */
185 	int key_len;		/* key length */
186 	unsigned char *key;	/* key */
187 	/* unused, and wrong size
188 	   unsigned char iv[8]; */
189 
190 	int  data_enc;		/* is the data encrypted */
191 	int data_len;
192 	unsigned char *data;
193 } PEM_CTX;
194 
195 #ifndef LIBRESSL_INTERNAL
196 /* These macros make the PEM_read/PEM_write functions easier to maintain and
197  * write. Now they are all implemented with either:
198  * IMPLEMENT_PEM_rw(...) or IMPLEMENT_PEM_rw_cb(...)
199  */
200 
201 #define IMPLEMENT_PEM_read_fp(name, type, str, asn1) \
202 type *PEM_read_##name(FILE *fp, type **x, pem_password_cb *cb, void *u)\
203 { \
204 return PEM_ASN1_read((d2i_of_void *)d2i_##asn1, str,fp,(void **)x,cb,u); \
205 }
206 
207 #define IMPLEMENT_PEM_write_fp(name, type, str, asn1) \
208 int PEM_write_##name(FILE *fp, type *x) \
209 { \
210 return PEM_ASN1_write((i2d_of_void *)i2d_##asn1,str,fp,x,NULL,NULL,0,NULL,NULL); \
211 }
212 
213 #define IMPLEMENT_PEM_write_fp_const(name, type, str, asn1) \
214 int PEM_write_##name(FILE *fp, const type *x) \
215 { \
216 return PEM_ASN1_write((i2d_of_void *)i2d_##asn1,str,fp,(void *)x,NULL,NULL,0,NULL,NULL); \
217 }
218 
219 #define IMPLEMENT_PEM_write_cb_fp(name, type, str, asn1) \
220 int PEM_write_##name(FILE *fp, type *x, const EVP_CIPHER *enc, \
221 	     unsigned char *kstr, int klen, pem_password_cb *cb, \
222 		  void *u) \
223 	{ \
224 	return PEM_ASN1_write((i2d_of_void *)i2d_##asn1,str,fp,x,enc,kstr,klen,cb,u); \
225 	}
226 
227 #define IMPLEMENT_PEM_write_cb_fp_const(name, type, str, asn1) \
228 int PEM_write_##name(FILE *fp, type *x, const EVP_CIPHER *enc, \
229 	     unsigned char *kstr, int klen, pem_password_cb *cb, \
230 		  void *u) \
231 	{ \
232 	return PEM_ASN1_write((i2d_of_void *)i2d_##asn1,str,fp,x,enc,kstr,klen,cb,u); \
233 	}
234 
235 
236 #define IMPLEMENT_PEM_read_bio(name, type, str, asn1) \
237 type *PEM_read_bio_##name(BIO *bp, type **x, pem_password_cb *cb, void *u)\
238 { \
239 return PEM_ASN1_read_bio((d2i_of_void *)d2i_##asn1, str,bp,(void **)x,cb,u); \
240 }
241 
242 #define IMPLEMENT_PEM_write_bio(name, type, str, asn1) \
243 int PEM_write_bio_##name(BIO *bp, type *x) \
244 { \
245 return PEM_ASN1_write_bio((i2d_of_void *)i2d_##asn1,str,bp,x,NULL,NULL,0,NULL,NULL); \
246 }
247 
248 #define IMPLEMENT_PEM_write_bio_const(name, type, str, asn1) \
249 int PEM_write_bio_##name(BIO *bp, const type *x) \
250 { \
251 return PEM_ASN1_write_bio((i2d_of_void *)i2d_##asn1,str,bp,(void *)x,NULL,NULL,0,NULL,NULL); \
252 }
253 
254 #define IMPLEMENT_PEM_write_cb_bio(name, type, str, asn1) \
255 int PEM_write_bio_##name(BIO *bp, type *x, const EVP_CIPHER *enc, \
256 	     unsigned char *kstr, int klen, pem_password_cb *cb, void *u) \
257 	{ \
258 	return PEM_ASN1_write_bio((i2d_of_void *)i2d_##asn1,str,bp,x,enc,kstr,klen,cb,u); \
259 	}
260 
261 #define IMPLEMENT_PEM_write_cb_bio_const(name, type, str, asn1) \
262 int PEM_write_bio_##name(BIO *bp, type *x, const EVP_CIPHER *enc, \
263 	     unsigned char *kstr, int klen, pem_password_cb *cb, void *u) \
264 	{ \
265 	return PEM_ASN1_write_bio((i2d_of_void *)i2d_##asn1,str,bp,(void *)x,enc,kstr,klen,cb,u); \
266 	}
267 
268 #define IMPLEMENT_PEM_write(name, type, str, asn1) \
269 	IMPLEMENT_PEM_write_bio(name, type, str, asn1) \
270 	IMPLEMENT_PEM_write_fp(name, type, str, asn1)
271 
272 #define IMPLEMENT_PEM_write_const(name, type, str, asn1) \
273 	IMPLEMENT_PEM_write_bio_const(name, type, str, asn1) \
274 	IMPLEMENT_PEM_write_fp_const(name, type, str, asn1)
275 
276 #define IMPLEMENT_PEM_write_cb(name, type, str, asn1) \
277 	IMPLEMENT_PEM_write_cb_bio(name, type, str, asn1) \
278 	IMPLEMENT_PEM_write_cb_fp(name, type, str, asn1)
279 
280 #define IMPLEMENT_PEM_write_cb_const(name, type, str, asn1) \
281 	IMPLEMENT_PEM_write_cb_bio_const(name, type, str, asn1) \
282 	IMPLEMENT_PEM_write_cb_fp_const(name, type, str, asn1)
283 
284 #define IMPLEMENT_PEM_read(name, type, str, asn1) \
285 	IMPLEMENT_PEM_read_bio(name, type, str, asn1) \
286 	IMPLEMENT_PEM_read_fp(name, type, str, asn1)
287 
288 #define IMPLEMENT_PEM_rw(name, type, str, asn1) \
289 	IMPLEMENT_PEM_read(name, type, str, asn1) \
290 	IMPLEMENT_PEM_write(name, type, str, asn1)
291 
292 #define IMPLEMENT_PEM_rw_const(name, type, str, asn1) \
293 	IMPLEMENT_PEM_read(name, type, str, asn1) \
294 	IMPLEMENT_PEM_write_const(name, type, str, asn1)
295 
296 #define IMPLEMENT_PEM_rw_cb(name, type, str, asn1) \
297 	IMPLEMENT_PEM_read(name, type, str, asn1) \
298 	IMPLEMENT_PEM_write_cb(name, type, str, asn1)
299 
300 #endif
301 
302 /* These are the same except they are for the declarations */
303 
304 
305 #define DECLARE_PEM_read_fp(name, type) \
306 	type *PEM_read_##name(FILE *fp, type **x, pem_password_cb *cb, void *u);
307 
308 #define DECLARE_PEM_write_fp(name, type) \
309 	int PEM_write_##name(FILE *fp, type *x);
310 
311 #define DECLARE_PEM_write_fp_const(name, type) \
312 	int PEM_write_##name(FILE *fp, const type *x);
313 
314 #define DECLARE_PEM_write_cb_fp(name, type) \
315 	int PEM_write_##name(FILE *fp, type *x, const EVP_CIPHER *enc, \
316 	     unsigned char *kstr, int klen, pem_password_cb *cb, void *u);
317 
318 
319 #ifndef OPENSSL_NO_BIO
320 #define DECLARE_PEM_read_bio(name, type) \
321 	type *PEM_read_bio_##name(BIO *bp, type **x, pem_password_cb *cb, void *u);
322 
323 #define DECLARE_PEM_write_bio(name, type) \
324 	int PEM_write_bio_##name(BIO *bp, type *x);
325 
326 #define DECLARE_PEM_write_bio_const(name, type) \
327 	int PEM_write_bio_##name(BIO *bp, const type *x);
328 
329 #define DECLARE_PEM_write_cb_bio(name, type) \
330 	int PEM_write_bio_##name(BIO *bp, type *x, const EVP_CIPHER *enc, \
331 	     unsigned char *kstr, int klen, pem_password_cb *cb, void *u);
332 
333 #else
334 
335 #define DECLARE_PEM_read_bio(name, type) /**/
336 #define DECLARE_PEM_write_bio(name, type) /**/
337 #define DECLARE_PEM_write_bio_const(name, type) /**/
338 #define DECLARE_PEM_write_cb_bio(name, type) /**/
339 
340 #endif
341 
342 #define DECLARE_PEM_write(name, type) \
343 	DECLARE_PEM_write_bio(name, type) \
344 	DECLARE_PEM_write_fp(name, type)
345 
346 #define DECLARE_PEM_write_const(name, type) \
347 	DECLARE_PEM_write_bio_const(name, type) \
348 	DECLARE_PEM_write_fp_const(name, type)
349 
350 #define DECLARE_PEM_write_cb(name, type) \
351 	DECLARE_PEM_write_cb_bio(name, type) \
352 	DECLARE_PEM_write_cb_fp(name, type)
353 
354 #define DECLARE_PEM_read(name, type) \
355 	DECLARE_PEM_read_bio(name, type) \
356 	DECLARE_PEM_read_fp(name, type)
357 
358 #define DECLARE_PEM_rw(name, type) \
359 	DECLARE_PEM_read(name, type) \
360 	DECLARE_PEM_write(name, type)
361 
362 #define DECLARE_PEM_rw_const(name, type) \
363 	DECLARE_PEM_read(name, type) \
364 	DECLARE_PEM_write_const(name, type)
365 
366 #define DECLARE_PEM_rw_cb(name, type) \
367 	DECLARE_PEM_read(name, type) \
368 	DECLARE_PEM_write_cb(name, type)
369 
370 typedef int pem_password_cb(char *buf, int size, int rwflag, void *userdata);
371 
372 int	PEM_get_EVP_CIPHER_INFO(char *header, EVP_CIPHER_INFO *cipher);
373 int	PEM_do_header (EVP_CIPHER_INFO *cipher, unsigned char *data, long *len,
374 	    pem_password_cb *callback, void *u);
375 
376 #ifndef OPENSSL_NO_BIO
377 int	PEM_read_bio(BIO *bp, char **name, char **header,
378 	    unsigned char **data, long *len);
379 int	PEM_write_bio(BIO *bp, const char *name, const char *hdr,
380 	    const unsigned char *data, long len);
381 int	PEM_bytes_read_bio(unsigned char **pdata, long *plen, char **pnm,
382 	    const char *name, BIO *bp, pem_password_cb *cb, void *u);
383 void *	PEM_ASN1_read_bio(d2i_of_void *d2i, const char *name, BIO *bp,
384 	    void **x, pem_password_cb *cb, void *u);
385 int	PEM_ASN1_write_bio(i2d_of_void *i2d, const char *name, BIO *bp, void *x,
386 	    const EVP_CIPHER *enc, unsigned char *kstr, int klen,
387 	    pem_password_cb *cb, void *u);
388 
389 STACK_OF(X509_INFO) *	PEM_X509_INFO_read_bio(BIO *bp,
390 	    STACK_OF(X509_INFO) *sk, pem_password_cb *cb, void *u);
391 int	PEM_X509_INFO_write_bio(BIO *bp, X509_INFO *xi, EVP_CIPHER *enc,
392 	    unsigned char *kstr, int klen, pem_password_cb *cd, void *u);
393 #endif
394 
395 int	PEM_read(FILE *fp, char **name, char **header,
396 	    unsigned char **data, long *len);
397 int	PEM_write(FILE *fp, const char *name, const char *hdr,
398 	    const unsigned char *data, long len);
399 void *  PEM_ASN1_read(d2i_of_void *d2i, const char *name, FILE *fp, void **x,
400 	    pem_password_cb *cb, void *u);
401 int	PEM_ASN1_write(i2d_of_void *i2d, const char *name, FILE *fp,
402 	    void *x, const EVP_CIPHER *enc, unsigned char *kstr,
403 	    int klen, pem_password_cb *callback, void *u);
404 STACK_OF(X509_INFO) *	PEM_X509_INFO_read(FILE *fp, STACK_OF(X509_INFO) *sk,
405 	    pem_password_cb *cb, void *u);
406 
407 int    PEM_SignInit(EVP_MD_CTX *ctx, EVP_MD *type);
408 int    PEM_SignUpdate(EVP_MD_CTX *ctx, unsigned char *d, unsigned int cnt);
409 int	PEM_SignFinal(EVP_MD_CTX *ctx, unsigned char *sigret,
410 	    unsigned int *siglen, EVP_PKEY *pkey);
411 
412 int	PEM_def_callback(char *buf, int num, int w, void *key);
413 void	PEM_proc_type(char *buf, int type);
414 void	PEM_dek_info(char *buf, const char *type, int len, char *str);
415 
416 
417 DECLARE_PEM_rw(X509, X509)
418 
419 DECLARE_PEM_rw(X509_AUX, X509)
420 
421 DECLARE_PEM_rw(X509_REQ, X509_REQ)
422 DECLARE_PEM_write(X509_REQ_NEW, X509_REQ)
423 
424 DECLARE_PEM_rw(X509_CRL, X509_CRL)
425 
426 DECLARE_PEM_rw(PKCS7, PKCS7)
427 
428 DECLARE_PEM_rw(NETSCAPE_CERT_SEQUENCE, NETSCAPE_CERT_SEQUENCE)
429 
430 DECLARE_PEM_rw(PKCS8, X509_SIG)
431 
432 DECLARE_PEM_rw(PKCS8_PRIV_KEY_INFO, PKCS8_PRIV_KEY_INFO)
433 
434 #ifndef OPENSSL_NO_RSA
435 
436 DECLARE_PEM_rw_cb(RSAPrivateKey, RSA)
437 
438 DECLARE_PEM_rw_const(RSAPublicKey, RSA)
439 DECLARE_PEM_rw(RSA_PUBKEY, RSA)
440 
441 #endif
442 
443 #ifndef OPENSSL_NO_DSA
444 
445 DECLARE_PEM_rw_cb(DSAPrivateKey, DSA)
446 
447 DECLARE_PEM_rw(DSA_PUBKEY, DSA)
448 
449 DECLARE_PEM_rw_const(DSAparams, DSA)
450 
451 #endif
452 
453 #ifndef OPENSSL_NO_EC
454 DECLARE_PEM_rw_const(ECPKParameters, EC_GROUP)
455 DECLARE_PEM_rw_cb(ECPrivateKey, EC_KEY)
456 DECLARE_PEM_rw(EC_PUBKEY, EC_KEY)
457 #endif
458 
459 #ifndef OPENSSL_NO_DH
460 
461 DECLARE_PEM_rw_const(DHparams, DH)
462 
463 #endif
464 
465 DECLARE_PEM_rw_cb(PrivateKey, EVP_PKEY)
466 
467 DECLARE_PEM_rw(PUBKEY, EVP_PKEY)
468 
469 int PEM_write_bio_PrivateKey_traditional(BIO *bp, EVP_PKEY *x,
470     const EVP_CIPHER *enc, unsigned char *kstr, int klen, pem_password_cb *cb,
471     void *u);
472 int PEM_write_bio_PKCS8PrivateKey_nid(BIO *bp, EVP_PKEY *x, int nid,
473     char *kstr, int klen,
474     pem_password_cb *cb, void *u);
475 int PEM_write_bio_PKCS8PrivateKey(BIO *, EVP_PKEY *, const EVP_CIPHER *,
476     char *, int, pem_password_cb *, void *);
477 int i2d_PKCS8PrivateKey_bio(BIO *bp, EVP_PKEY *x, const EVP_CIPHER *enc,
478     char *kstr, int klen,
479     pem_password_cb *cb, void *u);
480 int i2d_PKCS8PrivateKey_nid_bio(BIO *bp, EVP_PKEY *x, int nid,
481     char *kstr, int klen,
482     pem_password_cb *cb, void *u);
483 EVP_PKEY *d2i_PKCS8PrivateKey_bio(BIO *bp, EVP_PKEY **x, pem_password_cb *cb,
484     void *u);
485 
486 int i2d_PKCS8PrivateKey_fp(FILE *fp, EVP_PKEY *x, const EVP_CIPHER *enc,
487     char *kstr, int klen,
488     pem_password_cb *cb, void *u);
489 int i2d_PKCS8PrivateKey_nid_fp(FILE *fp, EVP_PKEY *x, int nid,
490     char *kstr, int klen,
491     pem_password_cb *cb, void *u);
492 int PEM_write_PKCS8PrivateKey_nid(FILE *fp, EVP_PKEY *x, int nid,
493     char *kstr, int klen,
494     pem_password_cb *cb, void *u);
495 
496 EVP_PKEY *d2i_PKCS8PrivateKey_fp(FILE *fp, EVP_PKEY **x, pem_password_cb *cb,
497     void *u);
498 
499 int PEM_write_PKCS8PrivateKey(FILE *fp, EVP_PKEY *x, const EVP_CIPHER *enc,
500     char *kstr, int klen, pem_password_cb *cd, void *u);
501 
502 EVP_PKEY *PEM_read_bio_Parameters(BIO *bp, EVP_PKEY **x);
503 int PEM_write_bio_Parameters(BIO *bp, EVP_PKEY *x);
504 
505 
506 EVP_PKEY *b2i_PrivateKey(const unsigned char **in, long length);
507 EVP_PKEY *b2i_PublicKey(const unsigned char **in, long length);
508 EVP_PKEY *b2i_PrivateKey_bio(BIO *in);
509 EVP_PKEY *b2i_PublicKey_bio(BIO *in);
510 int i2b_PrivateKey_bio(BIO *out, EVP_PKEY *pk);
511 int i2b_PublicKey_bio(BIO *out, EVP_PKEY *pk);
512 #ifndef OPENSSL_NO_RC4
513 EVP_PKEY *b2i_PVK_bio(BIO *in, pem_password_cb *cb, void *u);
514 int i2b_PVK_bio(BIO *out, EVP_PKEY *pk, int enclevel, pem_password_cb *cb,
515     void *u);
516 #endif
517 
518 
519 void ERR_load_PEM_strings(void);
520 
521 /* Error codes for the PEM functions. */
522 
523 /* Function codes. */
524 #define PEM_F_B2I_DSS					 127
525 #define PEM_F_B2I_PVK_BIO				 128
526 #define PEM_F_B2I_RSA					 129
527 #define PEM_F_CHECK_BITLEN_DSA				 130
528 #define PEM_F_CHECK_BITLEN_RSA				 131
529 #define PEM_F_D2I_PKCS8PRIVATEKEY_BIO			 120
530 #define PEM_F_D2I_PKCS8PRIVATEKEY_FP			 121
531 #define PEM_F_DO_B2I					 132
532 #define PEM_F_DO_B2I_BIO				 133
533 #define PEM_F_DO_BLOB_HEADER				 134
534 #define PEM_F_DO_PK8PKEY				 126
535 #define PEM_F_DO_PK8PKEY_FP				 125
536 #define PEM_F_DO_PVK_BODY				 135
537 #define PEM_F_DO_PVK_HEADER				 136
538 #define PEM_F_I2B_PVK					 137
539 #define PEM_F_I2B_PVK_BIO				 138
540 #define PEM_F_LOAD_IV					 101
541 #define PEM_F_PEM_ASN1_READ				 102
542 #define PEM_F_PEM_ASN1_READ_BIO				 103
543 #define PEM_F_PEM_ASN1_WRITE				 104
544 #define PEM_F_PEM_ASN1_WRITE_BIO			 105
545 #define PEM_F_PEM_DEF_CALLBACK				 100
546 #define PEM_F_PEM_DO_HEADER				 106
547 #define PEM_F_PEM_F_PEM_WRITE_PKCS8PRIVATEKEY		 118
548 #define PEM_F_PEM_GET_EVP_CIPHER_INFO			 107
549 #define PEM_F_PEM_PK8PKEY				 119
550 #define PEM_F_PEM_READ					 108
551 #define PEM_F_PEM_READ_BIO				 109
552 #define PEM_F_PEM_READ_BIO_PARAMETERS			 140
553 #define PEM_F_PEM_READ_BIO_PRIVATEKEY			 123
554 #define PEM_F_PEM_READ_PRIVATEKEY			 124
555 #define PEM_F_PEM_SEALFINAL				 110
556 #define PEM_F_PEM_SEALINIT				 111
557 #define PEM_F_PEM_SIGNFINAL				 112
558 #define PEM_F_PEM_WRITE					 113
559 #define PEM_F_PEM_WRITE_BIO				 114
560 #define PEM_F_PEM_WRITE_PRIVATEKEY			 139
561 #define PEM_F_PEM_X509_INFO_READ			 115
562 #define PEM_F_PEM_X509_INFO_READ_BIO			 116
563 #define PEM_F_PEM_X509_INFO_WRITE_BIO			 117
564 
565 /* Reason codes. */
566 #define PEM_R_BAD_BASE64_DECODE				 100
567 #define PEM_R_BAD_DECRYPT				 101
568 #define PEM_R_BAD_END_LINE				 102
569 #define PEM_R_BAD_IV_CHARS				 103
570 #define PEM_R_BAD_MAGIC_NUMBER				 116
571 #define PEM_R_BAD_PASSWORD_READ				 104
572 #define PEM_R_BAD_VERSION_NUMBER			 117
573 #define PEM_R_BIO_WRITE_FAILURE				 118
574 #define PEM_R_CIPHER_IS_NULL				 127
575 #define PEM_R_ERROR_CONVERTING_PRIVATE_KEY		 115
576 #define PEM_R_EXPECTING_PRIVATE_KEY_BLOB		 119
577 #define PEM_R_EXPECTING_PUBLIC_KEY_BLOB			 120
578 #define PEM_R_INCONSISTENT_HEADER			 121
579 #define PEM_R_KEYBLOB_HEADER_PARSE_ERROR		 122
580 #define PEM_R_KEYBLOB_TOO_SHORT				 123
581 #define PEM_R_NOT_DEK_INFO				 105
582 #define PEM_R_NOT_ENCRYPTED				 106
583 #define PEM_R_NOT_PROC_TYPE				 107
584 #define PEM_R_NO_START_LINE				 108
585 #define PEM_R_PROBLEMS_GETTING_PASSWORD			 109
586 #define PEM_R_PUBLIC_KEY_NO_RSA				 110
587 #define PEM_R_PVK_DATA_TOO_SHORT			 124
588 #define PEM_R_PVK_TOO_SHORT				 125
589 #define PEM_R_READ_KEY					 111
590 #define PEM_R_SHORT_HEADER				 112
591 #define PEM_R_UNSUPPORTED_CIPHER			 113
592 #define PEM_R_UNSUPPORTED_ENCRYPTION			 114
593 #define PEM_R_UNSUPPORTED_KEY_COMPONENTS		 126
594 
595 #ifdef  __cplusplus
596 }
597 #endif
598 #endif
599