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.]
73 /* DHerr(DH_F_DHPARAMS_PRINT,ERR_R_MALLOC_FAILURE);
74 * DSAerr(DSA_F_DSAPARAMS_PRINT,ERR_R_MALLOC_FAILURE);
78 static int print(BIO *fp,const char *str,BIGNUM *num,
79 unsigned char *buf,int off);
86 int RSA_print_fp(FILE *fp, RSA *x, int off)
91 if ((b=BIO_new(BIO_s_file())) == NULL)
93 RSAerr(RSA_F_RSA_PRINT_FP,ERR_R_BUF_LIB);
96 BIO_set_fp(b,fp,BIO_NOCLOSE);
97 ret=RSA_print(b,x,off);
103 int RSA_print(BIO *bp, RSA *x, int off)
107 unsigned char *m=NULL;
111 m=(unsigned char *)Malloc((unsigned int)i+10);
114 RSAerr(RSA_F_RSA_PRINT,ERR_R_MALLOC_FAILURE);
120 if (off > 128) off=128;
125 if (off && (BIO_write(bp,str,off) <= 0)) goto err;
126 if (BIO_printf(bp,"Private-Key: (%d bit)\n",BN_num_bits(x->n))
131 sprintf(str,"Modulus (%d bit):",BN_num_bits(x->n));
133 strcpy(str,"modulus:");
134 if (!print(bp,str,x->n,m,off)) goto err;
135 s=(x->d == NULL)?"Exponent:":"publicExponent:";
136 if (!print(bp,s,x->e,m,off)) goto err;
137 if (!print(bp,"privateExponent:",x->d,m,off)) goto err;
138 if (!print(bp,"prime1:",x->p,m,off)) goto err;
139 if (!print(bp,"prime2:",x->q,m,off)) goto err;
140 if (!print(bp,"exponent1:",x->dmp1,m,off)) goto err;
141 if (!print(bp,"exponent2:",x->dmq1,m,off)) goto err;
142 if (!print(bp,"coefficient:",x->iqmp,m,off)) goto err;
145 if (m != NULL) Free((char *)m);
152 int DSA_print_fp(FILE *fp, DSA *x, int off)
157 if ((b=BIO_new(BIO_s_file())) == NULL)
159 DSAerr(DSA_F_DSA_PRINT_FP,ERR_R_BUF_LIB);
162 BIO_set_fp(b,fp,BIO_NOCLOSE);
163 ret=DSA_print(b,x,off);
169 int DSA_print(BIO *bp, DSA *x, int off)
172 unsigned char *m=NULL;
178 else if (x->priv_key != NULL)
180 else if (x->pub_key != NULL)
183 /* larger than needed but what the hell :-) */
185 i=BN_num_bytes(bn)*2;
188 m=(unsigned char *)Malloc((unsigned int)i+10);
191 DSAerr(DSA_F_DSA_PRINT,ERR_R_MALLOC_FAILURE);
197 if (off > 128) off=128;
200 if (x->priv_key != NULL)
202 if (off && (BIO_write(bp,str,off) <= 0)) goto err;
203 if (BIO_printf(bp,"Private-Key: (%d bit)\n",BN_num_bits(x->p))
207 if ((x->priv_key != NULL) && !print(bp,"priv:",x->priv_key,m,off))
209 if ((x->pub_key != NULL) && !print(bp,"pub: ",x->pub_key,m,off))
211 if ((x->p != NULL) && !print(bp,"P: ",x->p,m,off)) goto err;
212 if ((x->q != NULL) && !print(bp,"Q: ",x->q,m,off)) goto err;
213 if ((x->g != NULL) && !print(bp,"G: ",x->g,m,off)) goto err;
216 if (m != NULL) Free((char *)m);
221 static int print(BIO *bp, const char *number, BIGNUM *num, unsigned char *buf,
228 if (num == NULL) return(1);
229 neg=(num->neg)?"-":"";
232 if (off > 128) off=128;
234 if (BIO_write(bp,str,off) <= 0) return(0);
237 if (BN_num_bytes(num) <= BN_BYTES)
239 if (BIO_printf(bp,"%s %s%lu (%s0x%lx)\n",number,neg,
240 (unsigned long)num->d[0],neg,(unsigned long)num->d[0])
246 if (BIO_printf(bp,"%s%s",number,
247 (neg[0] == '-')?" (Negative)":"") <= 0)
249 n=BN_bn2bin(num,&buf[1]);
260 memset(&(str[1]),' ',off+4);
261 if (BIO_write(bp,str,off+1+4) <= 0) return(0);
263 if (BIO_printf(bp,"%02x%s",buf[i],((i+1) == n)?"":":")
266 if (BIO_write(bp,"\n",1) <= 0) return(0);
273 int DHparams_print_fp(FILE *fp, DH *x)
278 if ((b=BIO_new(BIO_s_file())) == NULL)
280 DHerr(DH_F_DHPARAMS_PRINT_FP,ERR_R_BUF_LIB);
283 BIO_set_fp(b,fp,BIO_NOCLOSE);
284 ret=DHparams_print(b, x);
290 int DHparams_print(BIO *bp, DH *x)
292 unsigned char *m=NULL;
293 int reason=ERR_R_BUF_LIB,i,ret=0;
295 i=BN_num_bytes(x->p);
296 m=(unsigned char *)Malloc((unsigned int)i+10);
299 reason=ERR_R_MALLOC_FAILURE;
303 if (BIO_printf(bp,"Diffie-Hellman-Parameters: (%d bit)\n",
304 BN_num_bits(x->p)) <= 0)
306 if (!print(bp,"prime:",x->p,m,4)) goto err;
307 if (!print(bp,"generator:",x->g,m,4)) goto err;
310 if (BIO_printf(bp," recomented-private-length: %d bits\n",
311 (int)x->length) <= 0) goto err;
317 DHerr(DH_F_DHPARAMS_PRINT,reason);
319 if (m != NULL) Free((char *)m);
326 int DSAparams_print_fp(FILE *fp, DSA *x)
331 if ((b=BIO_new(BIO_s_file())) == NULL)
333 DSAerr(DSA_F_DSAPARAMS_PRINT_FP,ERR_R_BUF_LIB);
336 BIO_set_fp(b,fp,BIO_NOCLOSE);
337 ret=DSAparams_print(b, x);
343 int DSAparams_print(BIO *bp, DSA *x)
345 unsigned char *m=NULL;
346 int reason=ERR_R_BUF_LIB,i,ret=0;
348 i=BN_num_bytes(x->p);
349 m=(unsigned char *)Malloc((unsigned int)i+10);
352 reason=ERR_R_MALLOC_FAILURE;
356 if (BIO_printf(bp,"DSA-Parameters: (%d bit)\n",
357 BN_num_bits(x->p)) <= 0)
359 if (!print(bp,"p:",x->p,m,4)) goto err;
360 if (!print(bp,"q:",x->q,m,4)) goto err;
361 if (!print(bp,"g:",x->g,m,4)) goto err;
364 if (m != NULL) Free((char *)m);
365 DSAerr(DSA_F_DSAPARAMS_PRINT,reason);