1 /* crypto/asn1/t_pkey.c */
2 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
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.
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).
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.
23 * Redistribution and use in source and binary forms, with or without
24 * modification, are permitted provided that the following conditions
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)"
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
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.]
61 #include <openssl/buffer.h>
62 #include <openssl/bn.h>
63 #ifndef OPENSSL_NO_RSA
64 #include <openssl/rsa.h>
67 #include <openssl/dh.h>
69 #ifndef OPENSSL_NO_DSA
70 #include <openssl/dsa.h>
73 static int print(BIO
*fp
,const char *str
,BIGNUM
*num
,
74 unsigned char *buf
,int off
);
75 #ifndef OPENSSL_NO_RSA
76 #ifndef OPENSSL_NO_FP_API
77 int RSA_print_fp(FILE *fp
, const RSA
*x
, int off
)
82 if ((b
=BIO_new(BIO_s_file())) == NULL
)
84 RSAerr(RSA_F_RSA_PRINT_FP
,ERR_R_BUF_LIB
);
87 BIO_set_fp(b
,fp
,BIO_NOCLOSE
);
88 ret
=RSA_print(b
,x
,off
);
94 int RSA_print(BIO
*bp
, const RSA
*x
, int off
)
98 unsigned char *m
=NULL
;
103 buf_len
= (size_t)BN_num_bytes(x
->n
);
105 if (buf_len
< (i
= (size_t)BN_num_bytes(x
->e
)))
108 if (buf_len
< (i
= (size_t)BN_num_bytes(x
->d
)))
111 if (buf_len
< (i
= (size_t)BN_num_bytes(x
->p
)))
114 if (buf_len
< (i
= (size_t)BN_num_bytes(x
->q
)))
117 if (buf_len
< (i
= (size_t)BN_num_bytes(x
->dmp1
)))
120 if (buf_len
< (i
= (size_t)BN_num_bytes(x
->dmq1
)))
123 if (buf_len
< (i
= (size_t)BN_num_bytes(x
->iqmp
)))
126 m
=(unsigned char *)OPENSSL_malloc(buf_len
+10);
129 RSAerr(RSA_F_RSA_PRINT
,ERR_R_MALLOC_FAILURE
);
135 if(!BIO_indent(bp
,off
,128))
137 if (BIO_printf(bp
,"Private-Key: (%d bit)\n",BN_num_bits(x
->n
))
142 BIO_snprintf(str
,sizeof str
,"Modulus (%d bit):",BN_num_bits(x
->n
));
144 BUF_strlcpy(str
,"modulus:",sizeof str
);
145 if (!print(bp
,str
,x
->n
,m
,off
)) goto err
;
146 s
=(x
->d
== NULL
)?"Exponent:":"publicExponent:";
147 if (!print(bp
,s
,x
->e
,m
,off
)) goto err
;
148 if (!print(bp
,"privateExponent:",x
->d
,m
,off
)) goto err
;
149 if (!print(bp
,"prime1:",x
->p
,m
,off
)) goto err
;
150 if (!print(bp
,"prime2:",x
->q
,m
,off
)) goto err
;
151 if (!print(bp
,"exponent1:",x
->dmp1
,m
,off
)) goto err
;
152 if (!print(bp
,"exponent2:",x
->dmq1
,m
,off
)) goto err
;
153 if (!print(bp
,"coefficient:",x
->iqmp
,m
,off
)) goto err
;
156 if (m
!= NULL
) OPENSSL_free(m
);
159 #endif /* OPENSSL_NO_RSA */
161 #ifndef OPENSSL_NO_DSA
162 #ifndef OPENSSL_NO_FP_API
163 int DSA_print_fp(FILE *fp
, const DSA
*x
, int off
)
168 if ((b
=BIO_new(BIO_s_file())) == NULL
)
170 DSAerr(DSA_F_DSA_PRINT_FP
,ERR_R_BUF_LIB
);
173 BIO_set_fp(b
,fp
,BIO_NOCLOSE
);
174 ret
=DSA_print(b
,x
,off
);
180 int DSA_print(BIO
*bp
, const DSA
*x
, int off
)
182 unsigned char *m
=NULL
;
187 buf_len
= (size_t)BN_num_bytes(x
->p
);
189 if (buf_len
< (i
= (size_t)BN_num_bytes(x
->q
)))
192 if (buf_len
< (i
= (size_t)BN_num_bytes(x
->g
)))
195 if (buf_len
< (i
= (size_t)BN_num_bytes(x
->priv_key
)))
198 if (buf_len
< (i
= (size_t)BN_num_bytes(x
->pub_key
)))
201 m
=(unsigned char *)OPENSSL_malloc(buf_len
+10);
204 DSAerr(DSA_F_DSA_PRINT
,ERR_R_MALLOC_FAILURE
);
208 if (x
->priv_key
!= NULL
)
210 if(!BIO_indent(bp
,off
,128))
212 if (BIO_printf(bp
,"Private-Key: (%d bit)\n",BN_num_bits(x
->p
))
216 if ((x
->priv_key
!= NULL
) && !print(bp
,"priv:",x
->priv_key
,m
,off
))
218 if ((x
->pub_key
!= NULL
) && !print(bp
,"pub: ",x
->pub_key
,m
,off
))
220 if ((x
->p
!= NULL
) && !print(bp
,"P: ",x
->p
,m
,off
)) goto err
;
221 if ((x
->q
!= NULL
) && !print(bp
,"Q: ",x
->q
,m
,off
)) goto err
;
222 if ((x
->g
!= NULL
) && !print(bp
,"G: ",x
->g
,m
,off
)) goto err
;
225 if (m
!= NULL
) OPENSSL_free(m
);
228 #endif /* !OPENSSL_NO_DSA */
230 static int print(BIO
*bp
, const char *number
, BIGNUM
*num
, unsigned char *buf
,
236 if (num
== NULL
) return(1);
237 neg
=(num
->neg
)?"-":"";
238 if(!BIO_indent(bp
,off
,128))
241 if (BN_num_bytes(num
) <= BN_BYTES
)
243 if (BIO_printf(bp
,"%s %s%lu (%s0x%lx)\n",number
,neg
,
244 (unsigned long)num
->d
[0],neg
,(unsigned long)num
->d
[0])
250 if (BIO_printf(bp
,"%s%s",number
,
251 (neg
[0] == '-')?" (Negative)":"") <= 0)
253 n
=BN_bn2bin(num
,&buf
[1]);
263 if(BIO_puts(bp
,"\n") <= 0
264 || !BIO_indent(bp
,off
+4,128))
267 if (BIO_printf(bp
,"%02x%s",buf
[i
],((i
+1) == n
)?"":":")
270 if (BIO_write(bp
,"\n",1) <= 0) return(0);
275 #ifndef OPENSSL_NO_DH
276 #ifndef OPENSSL_NO_FP_API
277 int DHparams_print_fp(FILE *fp
, const DH
*x
)
282 if ((b
=BIO_new(BIO_s_file())) == NULL
)
284 DHerr(DH_F_DHPARAMS_PRINT_FP
,ERR_R_BUF_LIB
);
287 BIO_set_fp(b
,fp
,BIO_NOCLOSE
);
288 ret
=DHparams_print(b
, x
);
294 int DHparams_print(BIO
*bp
, const DH
*x
)
296 unsigned char *m
=NULL
;
297 int reason
=ERR_R_BUF_LIB
,ret
=0;
301 buf_len
= (size_t)BN_num_bytes(x
->p
);
303 if (buf_len
< (i
= (size_t)BN_num_bytes(x
->g
)))
305 m
=(unsigned char *)OPENSSL_malloc(buf_len
+10);
308 reason
=ERR_R_MALLOC_FAILURE
;
312 if (BIO_printf(bp
,"Diffie-Hellman-Parameters: (%d bit)\n",
313 BN_num_bits(x
->p
)) <= 0)
315 if (!print(bp
,"prime:",x
->p
,m
,4)) goto err
;
316 if (!print(bp
,"generator:",x
->g
,m
,4)) goto err
;
319 if (BIO_printf(bp
," recommended-private-length: %d bits\n",
320 (int)x
->length
) <= 0) goto err
;
326 DHerr(DH_F_DHPARAMS_PRINT
,reason
);
328 if (m
!= NULL
) OPENSSL_free(m
);
333 #ifndef OPENSSL_NO_DSA
334 #ifndef OPENSSL_NO_FP_API
335 int DSAparams_print_fp(FILE *fp
, const DSA
*x
)
340 if ((b
=BIO_new(BIO_s_file())) == NULL
)
342 DSAerr(DSA_F_DSAPARAMS_PRINT_FP
,ERR_R_BUF_LIB
);
345 BIO_set_fp(b
,fp
,BIO_NOCLOSE
);
346 ret
=DSAparams_print(b
, x
);
352 int DSAparams_print(BIO
*bp
, const DSA
*x
)
354 unsigned char *m
=NULL
;
355 int reason
=ERR_R_BUF_LIB
,ret
=0;
359 buf_len
= (size_t)BN_num_bytes(x
->p
);
361 if (buf_len
< (i
= (size_t)BN_num_bytes(x
->q
)))
364 if (buf_len
< (i
= (size_t)BN_num_bytes(x
->g
)))
366 m
=(unsigned char *)OPENSSL_malloc(buf_len
+10);
369 reason
=ERR_R_MALLOC_FAILURE
;
373 if (BIO_printf(bp
,"DSA-Parameters: (%d bit)\n",
374 BN_num_bits(x
->p
)) <= 0)
376 if (!print(bp
,"p:",x
->p
,m
,4)) goto err
;
377 if (!print(bp
,"q:",x
->q
,m
,4)) goto err
;
378 if (!print(bp
,"g:",x
->g
,m
,4)) goto err
;
381 if (m
!= NULL
) OPENSSL_free(m
);
382 DSAerr(DSA_F_DSAPARAMS_PRINT
,reason
);
386 #endif /* !OPENSSL_NO_DSA */