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.]
64 #include <openssl/bio.h>
65 #include <openssl/err.h>
66 #include <openssl/rsa.h>
67 #include <openssl/evp.h>
68 #include <openssl/x509.h>
69 #include <openssl/pem.h>
74 /* -inform arg - input format - default PEM (one of DER, NET or PEM)
75 * -outform arg - output format - default PEM
76 * -in arg - input file - default stdin
77 * -out arg - output file - default stdout
78 * -des - encrypt output if PEM format with DES in cbc mode
79 * -des3 - encrypt output if PEM format
80 * -idea - encrypt output if PEM format
81 * -text - print a text version
82 * -modulus - print the RSA key modulus
85 int MAIN(int argc, char **argv)
90 const EVP_CIPHER *enc=NULL;
91 BIO *in=NULL,*out=NULL;
92 int informat,outformat,text=0,noout=0;
93 char *infile,*outfile,*prog;
99 if ((bio_err=BIO_new(BIO_s_file())) != NULL)
100 BIO_set_fp(bio_err,stderr,BIO_NOCLOSE|BIO_FP_TEXT);
105 outformat=FORMAT_PEM;
112 if (strcmp(*argv,"-inform") == 0)
114 if (--argc < 1) goto bad;
115 informat=str2fmt(*(++argv));
117 else if (strcmp(*argv,"-outform") == 0)
119 if (--argc < 1) goto bad;
120 outformat=str2fmt(*(++argv));
122 else if (strcmp(*argv,"-in") == 0)
124 if (--argc < 1) goto bad;
127 else if (strcmp(*argv,"-out") == 0)
129 if (--argc < 1) goto bad;
132 else if (strcmp(*argv,"-noout") == 0)
134 else if (strcmp(*argv,"-text") == 0)
136 else if (strcmp(*argv,"-modulus") == 0)
138 else if ((enc=EVP_get_cipherbyname(&(argv[0][1]))) == NULL)
140 BIO_printf(bio_err,"unknown option %s\n",*argv);
151 BIO_printf(bio_err,"%s [options] <infile >outfile\n",prog);
152 BIO_printf(bio_err,"where options are\n");
153 BIO_printf(bio_err," -inform arg input format - one of DER NET PEM\n");
154 BIO_printf(bio_err," -outform arg output format - one of DER NET PEM\n");
155 BIO_printf(bio_err," -in arg input file\n");
156 BIO_printf(bio_err," -out arg output file\n");
157 BIO_printf(bio_err," -des encrypt PEM output with cbc des\n");
158 BIO_printf(bio_err," -des3 encrypt PEM output with ede cbc des using 168 bit key\n");
160 BIO_printf(bio_err," -idea encrypt PEM output with cbc idea\n");
162 BIO_printf(bio_err," -text print the key in text\n");
163 BIO_printf(bio_err," -noout don't print key out\n");
164 BIO_printf(bio_err," -modulus print the RSA key modulus\n");
168 ERR_load_crypto_strings();
170 in=BIO_new(BIO_s_file());
171 out=BIO_new(BIO_s_file());
172 if ((in == NULL) || (out == NULL))
174 ERR_print_errors(bio_err);
179 BIO_set_fp(in,stdin,BIO_NOCLOSE);
182 if (BIO_read_filename(in,infile) <= 0)
189 BIO_printf(bio_err,"read RSA private key\n");
190 if (informat == FORMAT_ASN1)
191 rsa=d2i_RSAPrivateKey_bio(in,NULL);
193 else if (informat == FORMAT_NETSCAPE)
202 if ((buf == NULL) || (!BUF_MEM_grow(buf,size+1024*10)))
204 i=BIO_read(in,&(buf->data[size]),1024*10);
209 perror("reading private key");
214 p=(unsigned char *)buf->data;
215 rsa=(RSA *)d2i_Netscape_RSA(NULL,&p,(long)size,NULL);
219 else if (informat == FORMAT_PEM)
220 rsa=PEM_read_bio_RSAPrivateKey(in,NULL,NULL);
223 BIO_printf(bio_err,"bad input format specified for key\n");
228 BIO_printf(bio_err,"unable to load Private Key\n");
229 ERR_print_errors(bio_err);
234 BIO_set_fp(out,stdout,BIO_NOCLOSE);
237 if (BIO_write_filename(out,outfile) <= 0)
245 if (!RSA_print(out,rsa,0))
248 ERR_print_errors(bio_err);
254 fprintf(stdout,"Modulus=");
255 BN_print(out,rsa->n);
256 fprintf(stdout,"\n");
260 BIO_printf(bio_err,"writing RSA private key\n");
261 if (outformat == FORMAT_ASN1)
262 i=i2d_RSAPrivateKey_bio(out,rsa);
264 else if (outformat == FORMAT_NETSCAPE)
266 unsigned char *p,*pp;
270 size=i2d_Netscape_RSA(rsa,NULL,NULL);
271 if ((p=(unsigned char *)Malloc(size)) == NULL)
273 BIO_printf(bio_err,"Malloc failure\n");
277 i2d_Netscape_RSA(rsa,&p,NULL);
278 BIO_write(out,(char *)pp,size);
282 else if (outformat == FORMAT_PEM)
283 i=PEM_write_bio_RSAPrivateKey(out,rsa,enc,NULL,0,NULL);
285 BIO_printf(bio_err,"bad output format specified for outfile\n");
290 BIO_printf(bio_err,"unable to write private key\n");
291 ERR_print_errors(bio_err);
296 if (in != NULL) BIO_free(in);
297 if (out != NULL) BIO_free(out);
298 if (rsa != NULL) RSA_free(rsa);