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.]
59 #include <openssl/opensslconf.h> /* for OPENSSL_NO_DSA */
60 #ifndef OPENSSL_NO_DSA
66 #include <openssl/bio.h>
67 #include <openssl/err.h>
68 #include <openssl/dsa.h>
69 #include <openssl/evp.h>
70 #include <openssl/x509.h>
71 #include <openssl/pem.h>
72 #include <openssl/bn.h>
77 /* -inform arg - input format - default PEM (one of DER, NET or PEM)
78 * -outform arg - output format - default PEM
79 * -in arg - input file - default stdin
80 * -out arg - output file - default stdout
81 * -des - encrypt output if PEM format with DES in cbc mode
82 * -des3 - encrypt output if PEM format
83 * -idea - encrypt output if PEM format
84 * -aes128 - encrypt output if PEM format
85 * -aes192 - encrypt output if PEM format
86 * -aes256 - encrypt output if PEM format
87 * -text - print a text version
88 * -modulus - print the DSA public key
91 int MAIN(int, char **);
93 int MAIN(int argc, char **argv)
95 #ifndef OPENSSL_NO_ENGINE
101 const EVP_CIPHER *enc=NULL;
102 BIO *in=NULL,*out=NULL;
103 int informat,outformat,text=0,noout=0;
104 int pubin = 0, pubout = 0;
105 char *infile,*outfile,*prog;
106 #ifndef OPENSSL_NO_ENGINE
109 char *passargin = NULL, *passargout = NULL;
110 char *passin = NULL, *passout = NULL;
116 if ((bio_err=BIO_new(BIO_s_file())) != NULL)
117 BIO_set_fp(bio_err,stderr,BIO_NOCLOSE|BIO_FP_TEXT);
119 if (!load_config(bio_err, NULL))
122 #ifndef OPENSSL_NO_ENGINE
128 outformat=FORMAT_PEM;
135 if (strcmp(*argv,"-inform") == 0)
137 if (--argc < 1) goto bad;
138 informat=str2fmt(*(++argv));
140 else if (strcmp(*argv,"-outform") == 0)
142 if (--argc < 1) goto bad;
143 outformat=str2fmt(*(++argv));
145 else if (strcmp(*argv,"-in") == 0)
147 if (--argc < 1) goto bad;
150 else if (strcmp(*argv,"-out") == 0)
152 if (--argc < 1) goto bad;
155 else if (strcmp(*argv,"-passin") == 0)
157 if (--argc < 1) goto bad;
158 passargin= *(++argv);
160 else if (strcmp(*argv,"-passout") == 0)
162 if (--argc < 1) goto bad;
163 passargout= *(++argv);
165 #ifndef OPENSSL_NO_ENGINE
166 else if (strcmp(*argv,"-engine") == 0)
168 if (--argc < 1) goto bad;
172 else if (strcmp(*argv,"-noout") == 0)
174 else if (strcmp(*argv,"-text") == 0)
176 else if (strcmp(*argv,"-modulus") == 0)
178 else if (strcmp(*argv,"-pubin") == 0)
180 else if (strcmp(*argv,"-pubout") == 0)
182 else if ((enc=EVP_get_cipherbyname(&(argv[0][1]))) == NULL)
184 BIO_printf(bio_err,"unknown option %s\n",*argv);
195 BIO_printf(bio_err,"%s [options] <infile >outfile\n",prog);
196 BIO_printf(bio_err,"where options are\n");
197 BIO_printf(bio_err," -inform arg input format - DER or PEM\n");
198 BIO_printf(bio_err," -outform arg output format - DER or PEM\n");
199 BIO_printf(bio_err," -in arg input file\n");
200 BIO_printf(bio_err," -passin arg input file pass phrase source\n");
201 BIO_printf(bio_err," -out arg output file\n");
202 BIO_printf(bio_err," -passout arg output file pass phrase source\n");
203 #ifndef OPENSSL_NO_ENGINE
204 BIO_printf(bio_err," -engine e use engine e, possibly a hardware device.\n");
206 BIO_printf(bio_err," -des encrypt PEM output with cbc des\n");
207 BIO_printf(bio_err," -des3 encrypt PEM output with ede cbc des using 168 bit key\n");
208 #ifndef OPENSSL_NO_IDEA
209 BIO_printf(bio_err," -idea encrypt PEM output with cbc idea\n");
211 #ifndef OPENSSL_NO_AES
212 BIO_printf(bio_err," -aes128, -aes192, -aes256\n");
213 BIO_printf(bio_err," encrypt PEM output with cbc aes\n");
215 BIO_printf(bio_err," -text print the key in text\n");
216 BIO_printf(bio_err," -noout don't print key out\n");
217 BIO_printf(bio_err," -modulus print the DSA public value\n");
221 ERR_load_crypto_strings();
223 #ifndef OPENSSL_NO_ENGINE
224 e = setup_engine(bio_err, engine, 0);
227 if(!app_passwd(bio_err, passargin, passargout, &passin, &passout)) {
228 BIO_printf(bio_err, "Error getting passwords\n");
232 in=BIO_new(BIO_s_file());
233 out=BIO_new(BIO_s_file());
234 if ((in == NULL) || (out == NULL))
236 ERR_print_errors(bio_err);
241 BIO_set_fp(in,stdin,BIO_NOCLOSE);
244 if (BIO_read_filename(in,infile) <= 0)
251 BIO_printf(bio_err,"read DSA key\n");
252 if (informat == FORMAT_ASN1) {
253 if(pubin) dsa=d2i_DSA_PUBKEY_bio(in,NULL);
254 else dsa=d2i_DSAPrivateKey_bio(in,NULL);
255 } else if (informat == FORMAT_PEM) {
256 if(pubin) dsa=PEM_read_bio_DSA_PUBKEY(in,NULL, NULL, NULL);
257 else dsa=PEM_read_bio_DSAPrivateKey(in,NULL,NULL,passin);
260 BIO_printf(bio_err,"bad input format specified for key\n");
265 BIO_printf(bio_err,"unable to load Key\n");
266 ERR_print_errors(bio_err);
272 BIO_set_fp(out,stdout,BIO_NOCLOSE);
273 #ifdef OPENSSL_SYS_VMS
275 BIO *tmpbio = BIO_new(BIO_f_linebuffer());
276 out = BIO_push(tmpbio, out);
282 if (BIO_write_filename(out,outfile) <= 0)
290 if (!DSA_print(out,dsa,0))
293 ERR_print_errors(bio_err);
299 fprintf(stdout,"Public Key=");
300 BN_print(out,dsa->pub_key);
301 fprintf(stdout,"\n");
305 BIO_printf(bio_err,"writing DSA key\n");
306 if (outformat == FORMAT_ASN1) {
307 if(pubin || pubout) i=i2d_DSA_PUBKEY_bio(out,dsa);
308 else i=i2d_DSAPrivateKey_bio(out,dsa);
309 } else if (outformat == FORMAT_PEM) {
311 i=PEM_write_bio_DSA_PUBKEY(out,dsa);
312 else i=PEM_write_bio_DSAPrivateKey(out,dsa,enc,
313 NULL,0,NULL, passout);
315 BIO_printf(bio_err,"bad output format specified for outfile\n");
320 BIO_printf(bio_err,"unable to write private key\n");
321 ERR_print_errors(bio_err);
326 if(in != NULL) BIO_free(in);
327 if(out != NULL) BIO_free_all(out);
328 if(dsa != NULL) DSA_free(dsa);
329 if(passin) OPENSSL_free(passin);
330 if(passout) OPENSSL_free(passout);