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>
60 #ifndef OPENSSL_NO_RSA
66 # include <openssl/bio.h>
67 # include <openssl/err.h>
68 # include <openssl/rsa.h>
69 # include <openssl/evp.h>
70 # include <openssl/x509.h>
71 # include <openssl/pem.h>
72 # include <openssl/bn.h>
75 # define PROG rsa_main
78 * -inform arg - input format - default PEM (one of DER, NET or PEM)
79 * -outform arg - output format - default PEM
80 * -in arg - input file - default stdin
81 * -out arg - output file - default stdout
82 * -des - encrypt output if PEM format with DES in cbc mode
83 * -des3 - encrypt output if PEM format
84 * -idea - encrypt output if PEM format
85 * -seed - encrypt output if PEM format
86 * -aes128 - encrypt output if PEM format
87 * -aes192 - encrypt output if PEM format
88 * -aes256 - encrypt output if PEM format
89 * -camellia128 - encrypt output if PEM format
90 * -camellia192 - encrypt output if PEM format
91 * -camellia256 - encrypt output if PEM format
92 * -text - print a text version
93 * -modulus - print the RSA key modulus
94 * -check - verify key consistency
95 * -pubin - Expect a public key in input file.
96 * -pubout - Output a public key.
99 int MAIN(int, char **);
101 int MAIN(int argc, char **argv)
106 int i, badops = 0, sgckey = 0;
107 const EVP_CIPHER *enc = NULL;
109 int informat, outformat, text = 0, check = 0, noout = 0;
110 int pubin = 0, pubout = 0;
111 char *infile, *outfile, *prog;
112 char *passargin = NULL, *passargout = NULL;
113 char *passin = NULL, *passout = NULL;
114 # ifndef OPENSSL_NO_ENGINE
122 if ((bio_err = BIO_new(BIO_s_file())) != NULL)
123 BIO_set_fp(bio_err, stderr, BIO_NOCLOSE | BIO_FP_TEXT);
125 if (!load_config(bio_err, NULL))
130 informat = FORMAT_PEM;
131 outformat = FORMAT_PEM;
137 if (strcmp(*argv, "-inform") == 0) {
140 informat = str2fmt(*(++argv));
141 } else if (strcmp(*argv, "-outform") == 0) {
144 outformat = str2fmt(*(++argv));
145 } else if (strcmp(*argv, "-in") == 0) {
149 } else if (strcmp(*argv, "-out") == 0) {
153 } else if (strcmp(*argv, "-passin") == 0) {
156 passargin = *(++argv);
157 } else if (strcmp(*argv, "-passout") == 0) {
160 passargout = *(++argv);
162 # ifndef OPENSSL_NO_ENGINE
163 else if (strcmp(*argv, "-engine") == 0) {
169 else if (strcmp(*argv, "-sgckey") == 0)
171 else if (strcmp(*argv, "-pubin") == 0)
173 else if (strcmp(*argv, "-pubout") == 0)
175 else if (strcmp(*argv, "-noout") == 0)
177 else if (strcmp(*argv, "-text") == 0)
179 else if (strcmp(*argv, "-modulus") == 0)
181 else if (strcmp(*argv, "-check") == 0)
183 else if ((enc = EVP_get_cipherbyname(&(argv[0][1]))) == NULL) {
184 BIO_printf(bio_err, "unknown option %s\n", *argv);
194 BIO_printf(bio_err, "%s [options] <infile >outfile\n", prog);
195 BIO_printf(bio_err, "where options are\n");
197 " -inform arg input format - one of DER NET PEM\n");
199 " -outform arg output format - one of DER NET PEM\n");
200 BIO_printf(bio_err, " -in arg input file\n");
201 BIO_printf(bio_err, " -sgckey Use IIS SGC key format\n");
203 " -passin arg input file pass phrase source\n");
204 BIO_printf(bio_err, " -out arg output file\n");
206 " -passout arg output file pass phrase source\n");
208 " -des encrypt PEM output with cbc des\n");
210 " -des3 encrypt PEM output with ede cbc des using 168 bit key\n");
211 # ifndef OPENSSL_NO_IDEA
213 " -idea encrypt PEM output with cbc idea\n");
215 # ifndef OPENSSL_NO_SEED
217 " -seed encrypt PEM output with cbc seed\n");
219 # ifndef OPENSSL_NO_AES
220 BIO_printf(bio_err, " -aes128, -aes192, -aes256\n");
222 " encrypt PEM output with cbc aes\n");
224 # ifndef OPENSSL_NO_CAMELLIA
225 BIO_printf(bio_err, " -camellia128, -camellia192, -camellia256\n");
227 " encrypt PEM output with cbc camellia\n");
229 BIO_printf(bio_err, " -text print the key in text\n");
230 BIO_printf(bio_err, " -noout don't print key out\n");
231 BIO_printf(bio_err, " -modulus print the RSA key modulus\n");
232 BIO_printf(bio_err, " -check verify key consistency\n");
234 " -pubin expect a public key in input file\n");
235 BIO_printf(bio_err, " -pubout output a public key\n");
236 # ifndef OPENSSL_NO_ENGINE
238 " -engine e use engine e, possibly a hardware device.\n");
243 ERR_load_crypto_strings();
245 # ifndef OPENSSL_NO_ENGINE
246 e = setup_engine(bio_err, engine, 0);
249 if (!app_passwd(bio_err, passargin, passargout, &passin, &passout)) {
250 BIO_printf(bio_err, "Error getting passwords\n");
254 if (check && pubin) {
255 BIO_printf(bio_err, "Only private keys can be checked\n");
259 out = BIO_new(BIO_s_file());
265 pkey = load_pubkey(bio_err, infile,
266 (informat == FORMAT_NETSCAPE && sgckey ?
267 FORMAT_IISSGC : informat), 1,
268 passin, e, "Public Key");
270 pkey = load_key(bio_err, infile,
271 (informat == FORMAT_NETSCAPE && sgckey ?
272 FORMAT_IISSGC : informat), 1,
273 passin, e, "Private Key");
276 rsa = pkey == NULL ? NULL : EVP_PKEY_get1_RSA(pkey);
281 ERR_print_errors(bio_err);
285 if (outfile == NULL) {
286 BIO_set_fp(out, stdout, BIO_NOCLOSE);
287 # ifdef OPENSSL_SYS_VMS
289 BIO *tmpbio = BIO_new(BIO_f_linebuffer());
290 out = BIO_push(tmpbio, out);
294 if (BIO_write_filename(out, outfile) <= 0) {
301 if (!RSA_print(out, rsa, 0)) {
303 ERR_print_errors(bio_err);
308 BIO_printf(out, "Modulus=");
309 BN_print(out, rsa->n);
310 BIO_printf(out, "\n");
314 int r = RSA_check_key(rsa);
317 BIO_printf(out, "RSA key ok\n");
321 while ((err = ERR_peek_error()) != 0 &&
322 ERR_GET_LIB(err) == ERR_LIB_RSA &&
323 ERR_GET_FUNC(err) == RSA_F_RSA_CHECK_KEY &&
324 ERR_GET_REASON(err) != ERR_R_MALLOC_FAILURE) {
325 BIO_printf(out, "RSA key error: %s\n",
326 ERR_reason_error_string(err));
327 ERR_get_error(); /* remove e from error stack */
331 if (r == -1 || ERR_peek_error() != 0) { /* should happen only if r ==
333 ERR_print_errors(bio_err);
342 BIO_printf(bio_err, "writing RSA key\n");
343 if (outformat == FORMAT_ASN1) {
345 i = i2d_RSA_PUBKEY_bio(out, rsa);
347 i = i2d_RSAPrivateKey_bio(out, rsa);
349 # ifndef OPENSSL_NO_RC4
350 else if (outformat == FORMAT_NETSCAPE) {
351 unsigned char *p, *pp;
355 size = i2d_RSA_NET(rsa, NULL, NULL, sgckey);
356 if ((p = (unsigned char *)OPENSSL_malloc(size)) == NULL) {
357 BIO_printf(bio_err, "Memory allocation failure\n");
361 i2d_RSA_NET(rsa, &p, NULL, sgckey);
362 BIO_write(out, (char *)pp, size);
366 else if (outformat == FORMAT_PEM) {
368 i = PEM_write_bio_RSA_PUBKEY(out, rsa);
370 i = PEM_write_bio_RSAPrivateKey(out, rsa,
371 enc, NULL, 0, NULL, passout);
373 BIO_printf(bio_err, "bad output format specified for outfile\n");
377 BIO_printf(bio_err, "unable to write key\n");
378 ERR_print_errors(bio_err);
387 OPENSSL_free(passin);
389 OPENSSL_free(passout);
393 #else /* !OPENSSL_NO_RSA */
396 static void *dummy = &dummy;