]>
git.ipfire.org Git - thirdparty/openssl.git/blob - apps/rsautl.c
2 /* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL
5 /* ====================================================================
6 * Copyright (c) 2000 The OpenSSL Project. All rights reserved.
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in
17 * the documentation and/or other materials provided with the
20 * 3. All advertising materials mentioning features or use of this
21 * software must display the following acknowledgment:
22 * "This product includes software developed by the OpenSSL Project
23 * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
25 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
26 * endorse or promote products derived from this software without
27 * prior written permission. For written permission, please contact
28 * licensing@OpenSSL.org.
30 * 5. Products derived from this software may not be called "OpenSSL"
31 * nor may "OpenSSL" appear in their names without prior written
32 * permission of the OpenSSL Project.
34 * 6. Redistributions of any form whatsoever must retain the following
36 * "This product includes software developed by the OpenSSL Project
37 * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
39 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
40 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
41 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
42 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
43 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
44 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
45 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
46 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
47 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
48 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
49 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
50 * OF THE POSSIBILITY OF SUCH DAMAGE.
51 * ====================================================================
53 * This product includes cryptographic software written by Eric Young
54 * (eay@cryptsoft.com). This product includes software written by Tim
55 * Hudson (tjh@cryptsoft.com).
59 #include <openssl/opensslconf.h>
60 #ifndef OPENSSL_NO_RSA
64 #include <openssl/err.h>
65 #include <openssl/pem.h>
66 #include <openssl/rsa.h>
77 static void usage(void);
81 #define PROG rsautl_main
83 int MAIN(int argc
, char **);
85 int MAIN(int argc
, char **argv
)
88 BIO
*in
= NULL
, *out
= NULL
;
89 char *infile
= NULL
, *outfile
= NULL
;
90 #ifndef OPENSSL_NO_ENGINE
94 char rsa_mode
= RSA_VERIFY
, key_type
= KEY_PRIVKEY
;
95 int keyform
= FORMAT_PEM
;
96 char need_priv
= 0, badarg
= 0, rev
= 0;
97 char hexdump
= 0, asn1parse
= 0;
99 EVP_PKEY
*pkey
= NULL
;
101 unsigned char *rsa_in
= NULL
, *rsa_out
= NULL
, pad
;
102 char *passargin
= NULL
, *passin
= NULL
;
103 int rsa_inlen
, rsa_outlen
= 0;
111 if(!bio_err
) bio_err
= BIO_new_fp(stderr
, BIO_NOCLOSE
);
113 if (!load_config(bio_err
, NULL
))
115 ERR_load_crypto_strings();
116 OpenSSL_add_all_algorithms();
117 pad
= RSA_PKCS1_PADDING
;
121 if (!strcmp(*argv
,"-in")) {
126 } else if (!strcmp(*argv
,"-out")) {
131 } else if(!strcmp(*argv
, "-inkey")) {
136 } else if (!strcmp(*argv
,"-passin")) {
140 passargin
= *(++argv
);
141 } else if (strcmp(*argv
,"-keyform") == 0) {
145 keyform
=str2fmt(*(++argv
));
146 #ifndef OPENSSL_NO_ENGINE
147 } else if(!strcmp(*argv
, "-engine")) {
153 } else if(!strcmp(*argv
, "-pubin")) {
154 key_type
= KEY_PUBKEY
;
155 } else if(!strcmp(*argv
, "-certin")) {
158 else if(!strcmp(*argv
, "-asn1parse")) asn1parse
= 1;
159 else if(!strcmp(*argv
, "-hexdump")) hexdump
= 1;
160 else if(!strcmp(*argv
, "-raw")) pad
= RSA_NO_PADDING
;
161 else if(!strcmp(*argv
, "-oaep")) pad
= RSA_PKCS1_OAEP_PADDING
;
162 else if(!strcmp(*argv
, "-ssl")) pad
= RSA_SSLV23_PADDING
;
163 else if(!strcmp(*argv
, "-pkcs")) pad
= RSA_PKCS1_PADDING
;
164 else if(!strcmp(*argv
, "-x931")) pad
= RSA_X931_PADDING
;
165 else if(!strcmp(*argv
, "-sign")) {
168 } else if(!strcmp(*argv
, "-verify")) rsa_mode
= RSA_VERIFY
;
169 else if(!strcmp(*argv
, "-rev")) rev
= 1;
170 else if(!strcmp(*argv
, "-encrypt")) rsa_mode
= RSA_ENCRYPT
;
171 else if(!strcmp(*argv
, "-decrypt")) {
172 rsa_mode
= RSA_DECRYPT
;
183 if(need_priv
&& (key_type
!= KEY_PRIVKEY
)) {
184 BIO_printf(bio_err
, "A private key is needed for this operation\n");
188 #ifndef OPENSSL_NO_ENGINE
189 e
= setup_engine(bio_err
, engine
, 0);
191 if(!app_passwd(bio_err
, passargin
, NULL
, &passin
, NULL
)) {
192 BIO_printf(bio_err
, "Error getting password\n");
196 /* FIXME: seed PRNG only if needed */
197 app_RAND_load_file(NULL
, bio_err
, 0);
201 pkey
= load_key(bio_err
, keyfile
, keyform
, 0,
202 passin
, e
, "Private Key");
206 pkey
= load_pubkey(bio_err
, keyfile
, keyform
, 0,
207 NULL
, e
, "Public Key");
211 x
= load_cert(bio_err
, keyfile
, keyform
,
212 NULL
, e
, "Certificate");
214 pkey
= X509_get_pubkey(x
);
224 rsa
= EVP_PKEY_get1_RSA(pkey
);
228 BIO_printf(bio_err
, "Error getting RSA key\n");
229 ERR_print_errors(bio_err
);
235 if(!(in
= BIO_new_file(infile
, "rb"))) {
236 BIO_printf(bio_err
, "Error Reading Input File\n");
237 ERR_print_errors(bio_err
);
240 } else in
= BIO_new_fp(stdin
, BIO_NOCLOSE
);
243 if(!(out
= BIO_new_file(outfile
, "wb"))) {
244 BIO_printf(bio_err
, "Error Reading Output File\n");
245 ERR_print_errors(bio_err
);
249 out
= BIO_new_fp(stdout
, BIO_NOCLOSE
);
250 #ifdef OPENSSL_SYS_VMS
252 BIO
*tmpbio
= BIO_new(BIO_f_linebuffer());
253 out
= BIO_push(tmpbio
, out
);
258 keysize
= RSA_size(rsa
);
260 rsa_in
= OPENSSL_malloc(keysize
* 2);
261 rsa_out
= OPENSSL_malloc(keysize
);
263 /* Read the input data */
264 rsa_inlen
= BIO_read(in
, rsa_in
, keysize
* 2);
266 BIO_printf(bio_err
, "Error reading input Data\n");
272 for(i
= 0; i
< rsa_inlen
/2; i
++) {
274 rsa_in
[i
] = rsa_in
[rsa_inlen
- 1 - i
];
275 rsa_in
[rsa_inlen
- 1 - i
] = ctmp
;
281 rsa_outlen
= RSA_public_decrypt(rsa_inlen
, rsa_in
, rsa_out
, rsa
, pad
);
285 rsa_outlen
= RSA_private_encrypt(rsa_inlen
, rsa_in
, rsa_out
, rsa
, pad
);
289 rsa_outlen
= RSA_public_encrypt(rsa_inlen
, rsa_in
, rsa_out
, rsa
, pad
);
293 rsa_outlen
= RSA_private_decrypt(rsa_inlen
, rsa_in
, rsa_out
, rsa
, pad
);
298 if(rsa_outlen
<= 0) {
299 BIO_printf(bio_err
, "RSA operation error\n");
300 ERR_print_errors(bio_err
);
305 if(!ASN1_parse_dump(out
, rsa_out
, rsa_outlen
, 1, -1)) {
306 ERR_print_errors(bio_err
);
308 } else if(hexdump
) BIO_dump(out
, (char *)rsa_out
, rsa_outlen
);
309 else BIO_write(out
, rsa_out
, rsa_outlen
);
314 if(rsa_in
) OPENSSL_free(rsa_in
);
315 if(rsa_out
) OPENSSL_free(rsa_out
);
316 if(passin
) OPENSSL_free(passin
);
322 BIO_printf(bio_err
, "Usage: rsautl [options]\n");
323 BIO_printf(bio_err
, "-in file input file\n");
324 BIO_printf(bio_err
, "-out file output file\n");
325 BIO_printf(bio_err
, "-inkey file input key\n");
326 BIO_printf(bio_err
, "-keyform arg private key format - default PEM\n");
327 BIO_printf(bio_err
, "-pubin input is an RSA public\n");
328 BIO_printf(bio_err
, "-certin input is a certificate carrying an RSA public key\n");
329 BIO_printf(bio_err
, "-ssl use SSL v2 padding\n");
330 BIO_printf(bio_err
, "-raw use no padding\n");
331 BIO_printf(bio_err
, "-pkcs use PKCS#1 v1.5 padding (default)\n");
332 BIO_printf(bio_err
, "-oaep use PKCS#1 OAEP\n");
333 BIO_printf(bio_err
, "-sign sign with private key\n");
334 BIO_printf(bio_err
, "-verify verify with public key\n");
335 BIO_printf(bio_err
, "-encrypt encrypt with public key\n");
336 BIO_printf(bio_err
, "-decrypt decrypt with private key\n");
337 BIO_printf(bio_err
, "-hexdump hex dump output\n");
338 #ifndef OPENSSL_NO_ENGINE
339 BIO_printf(bio_err
, "-engine e use engine e, possibly a hardware device.\n");
340 BIO_printf (bio_err
, "-passin arg pass phrase source\n");