1 /* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL
4 /* ====================================================================
5 * Copyright (c) 2006 The OpenSSL Project. All rights reserved.
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
14 * 2. Redistributions in binary form must reproduce the above copyright
15 * notice, this list of conditions and the following disclaimer in
16 * the documentation and/or other materials provided with the
19 * 3. All advertising materials mentioning features or use of this
20 * software must display the following acknowledgment:
21 * "This product includes software developed by the OpenSSL Project
22 * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
24 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
25 * endorse or promote products derived from this software without
26 * prior written permission. For written permission, please contact
27 * licensing@OpenSSL.org.
29 * 5. Products derived from this software may not be called "OpenSSL"
30 * nor may "OpenSSL" appear in their names without prior written
31 * permission of the OpenSSL Project.
33 * 6. Redistributions of any form whatsoever must retain the following
35 * "This product includes software developed by the OpenSSL Project
36 * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
38 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
39 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
40 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
41 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
42 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
43 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
44 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
45 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
46 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
47 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
48 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
49 * OF THE POSSIBILITY OF SUCH DAMAGE.
50 * ====================================================================
52 * This product includes cryptographic software written by Eric Young
53 * (eay@cryptsoft.com). This product includes software written by Tim
54 * Hudson (tjh@cryptsoft.com).
61 #include <openssl/err.h>
62 #include <openssl/pem.h>
63 #include <openssl/evp.h>
69 static void usage(void);
73 #define PROG pkeyutl_main
75 static EVP_PKEY_CTX
*init_ctx(int *pkeysize
,
76 char *keyfile
, int keyform
, int key_type
,
77 char *passargin
, int pkey_op
, char *engine
);
79 int MAIN(int argc
, char **);
81 int MAIN(int argc
, char **argv
)
83 BIO
*in
= NULL
, *out
= NULL
;
84 char *infile
= NULL
, *outfile
= NULL
, *sigfile
= NULL
;
86 int pkey_op
= EVP_PKEY_OP_SIGN
, key_type
= KEY_PRIVKEY
;
87 int keyform
= FORMAT_PEM
;
88 char badarg
= 0, rev
= 0;
89 char hexdump
= 0, asn1parse
= 0;
90 EVP_PKEY_CTX
*ctx
= NULL
;
91 char *passargin
= NULL
;
94 unsigned char *buf_in
= NULL
, *buf_out
= NULL
, *sig
= NULL
;
95 int buf_inlen
, buf_outlen
, siglen
= -1;
102 if(!bio_err
) bio_err
= BIO_new_fp(stderr
, BIO_NOCLOSE
);
104 if (!load_config(bio_err
, NULL
))
106 ERR_load_crypto_strings();
107 OpenSSL_add_all_algorithms();
111 if (!strcmp(*argv
,"-in"))
113 if (--argc
< 1) badarg
= 1;
116 else if (!strcmp(*argv
,"-out"))
118 if (--argc
< 1) badarg
= 1;
121 else if (!strcmp(*argv
,"-sigfile"))
123 if (--argc
< 1) badarg
= 1;
126 else if(!strcmp(*argv
, "-inkey"))
132 ctx
= init_ctx(&keysize
,
133 *(++argv
), keyform
, key_type
,
134 passargin
, pkey_op
, engine
);
138 "Error initializing context\n");
139 ERR_print_errors(bio_err
);
144 else if (!strcmp(*argv
,"-passin"))
146 if (--argc
< 1) badarg
= 1;
147 passargin
= *(++argv
);
149 else if (strcmp(*argv
,"-keyform") == 0)
151 if (--argc
< 1) badarg
= 1;
152 keyform
=str2fmt(*(++argv
));
154 #ifndef OPENSSL_NO_ENGINE
155 else if(!strcmp(*argv
, "-engine"))
163 else if(!strcmp(*argv
, "-pubin"))
164 key_type
= KEY_PUBKEY
;
165 else if(!strcmp(*argv
, "-certin"))
167 else if(!strcmp(*argv
, "-asn1parse"))
169 else if(!strcmp(*argv
, "-hexdump"))
171 else if(!strcmp(*argv
, "-sign"))
172 pkey_op
= EVP_PKEY_OP_SIGN
;
173 else if(!strcmp(*argv
, "-verify"))
174 pkey_op
= EVP_PKEY_OP_VERIFY
;
175 else if(!strcmp(*argv
, "-verifyrecover"))
176 pkey_op
= EVP_PKEY_OP_VERIFYRECOVER
;
177 else if(!strcmp(*argv
, "-rev"))
179 else if(!strcmp(*argv
, "-encrypt"))
180 pkey_op
= EVP_PKEY_OP_ENCRYPT
;
181 else if(!strcmp(*argv
, "-decrypt"))
182 pkey_op
= EVP_PKEY_OP_DECRYPT
;
183 else if (strcmp(*argv
,"-param") == 0)
190 "-param command before -inkey\n");
193 else if (pkey_ctrl_string(ctx
, *(++argv
)) <= 0)
195 BIO_puts(bio_err
, "parameter setting error\n");
196 ERR_print_errors(bio_err
);
216 if (sigfile
&& (pkey_op
!= EVP_PKEY_OP_VERIFY
))
218 BIO_puts(bio_err
, "Signature file specified for non verify\n");
222 if (!sigfile
&& (pkey_op
== EVP_PKEY_OP_VERIFY
))
224 BIO_puts(bio_err
, "No signature file specified for verify\n");
228 /* FIXME: seed PRNG only if needed */
229 app_RAND_load_file(NULL
, bio_err
, 0);
233 if(!(in
= BIO_new_file(infile
, "rb")))
235 BIO_printf(bio_err
, "Error Reading Input File\n");
236 ERR_print_errors(bio_err
);
241 in
= BIO_new_fp(stdin
, BIO_NOCLOSE
);
245 if(!(out
= BIO_new_file(outfile
, "wb")))
247 BIO_printf(bio_err
, "Error Creating Output File\n");
248 ERR_print_errors(bio_err
);
254 out
= BIO_new_fp(stdout
, BIO_NOCLOSE
);
255 #ifdef OPENSSL_SYS_VMS
257 BIO
*tmpbio
= BIO_new(BIO_f_linebuffer());
258 out
= BIO_push(tmpbio
, out
);
265 BIO
*sigbio
= BIO_new_file(sigfile
, "rb");
268 BIO_printf(bio_err
, "Can't open signature file %s\n",
272 siglen
= bio_to_mem(&sig
, keysize
* 10, sigbio
);
276 BIO_printf(bio_err
, "Error reading signature data\n");
281 buf_out
= OPENSSL_malloc(keysize
);
283 /* Read the input data */
284 buf_inlen
= bio_to_mem(&buf_in
, keysize
* 10, in
);
287 BIO_printf(bio_err
, "Error reading input Data\n");
294 for(i
= 0; i
< buf_inlen
/2; i
++)
297 buf_in
[i
] = buf_in
[buf_inlen
- 1 - i
];
298 buf_in
[buf_inlen
- 1 - i
] = ctmp
;
303 case EVP_PKEY_OP_VERIFYRECOVER
:
304 rv
= EVP_PKEY_verify_recover(ctx
, buf_out
, &buf_outlen
,
308 case EVP_PKEY_OP_SIGN
:
309 rv
= EVP_PKEY_sign(ctx
, buf_out
, &buf_outlen
,
313 case EVP_PKEY_OP_ENCRYPT
:
314 rv
= EVP_PKEY_encrypt(ctx
, buf_out
, &buf_outlen
,
318 case EVP_PKEY_OP_DECRYPT
:
319 rv
= EVP_PKEY_decrypt(ctx
, buf_out
, &buf_outlen
,
323 case EVP_PKEY_OP_VERIFY
:
324 rv
= EVP_PKEY_verify(ctx
, sig
, siglen
, buf_in
, buf_inlen
);
326 BIO_puts(out
, "Signature Verification Failure\n");
328 BIO_puts(out
, "Signature Verified Successfully\n");
337 BIO_printf(bio_err
, "Public Key operation error\n");
338 ERR_print_errors(bio_err
);
344 if(!ASN1_parse_dump(out
, buf_out
, buf_outlen
, 1, -1))
345 ERR_print_errors(bio_err
);
348 BIO_dump(out
, (char *)buf_out
, buf_outlen
);
350 BIO_write(out
, buf_out
, buf_outlen
);
354 EVP_PKEY_CTX_free(ctx
);
358 OPENSSL_free(buf_in
);
360 OPENSSL_free(buf_out
);
368 BIO_printf(bio_err
, "Usage: pkeyutl [options]\n");
369 BIO_printf(bio_err
, "-in file input file\n");
370 BIO_printf(bio_err
, "-out file output file\n");
371 BIO_printf(bio_err
, "-inkey file input key\n");
372 BIO_printf(bio_err
, "-keyform arg private key format - default PEM\n");
373 BIO_printf(bio_err
, "-pubin input is an RSA public\n");
374 BIO_printf(bio_err
, "-certin input is a certificate carrying an RSA public key\n");
375 BIO_printf(bio_err
, "-ctrl X:Y control parameters\n");
376 BIO_printf(bio_err
, "-sign sign with private key\n");
377 BIO_printf(bio_err
, "-verify verify with public key\n");
378 BIO_printf(bio_err
, "-encrypt encrypt with public key\n");
379 BIO_printf(bio_err
, "-decrypt decrypt with private key\n");
380 BIO_printf(bio_err
, "-hexdump hex dump output\n");
381 #ifndef OPENSSL_NO_ENGINE
382 BIO_printf(bio_err
, "-engine e use engine e, possibly a hardware device.\n");
383 BIO_printf(bio_err
, "-passin arg pass phrase source\n");
388 static EVP_PKEY_CTX
*init_ctx(int *pkeysize
,
389 char *keyfile
, int keyform
, int key_type
,
390 char *passargin
, int pkey_op
, char *engine
)
393 EVP_PKEY
*pkey
= NULL
;
394 EVP_PKEY_CTX
*ctx
= NULL
;
398 if(((pkey_op
== EVP_PKEY_OP_SIGN
) || (pkey_op
== EVP_PKEY_OP_DECRYPT
))
399 && (key_type
!= KEY_PRIVKEY
))
401 BIO_printf(bio_err
, "A private key is needed for this operation\n");
404 if(!app_passwd(bio_err
, passargin
, NULL
, &passin
, NULL
))
406 BIO_printf(bio_err
, "Error getting password\n");
412 pkey
= load_key(bio_err
, keyfile
, keyform
, 0,
413 passin
, e
, "Private Key");
417 pkey
= load_pubkey(bio_err
, keyfile
, keyform
, 0,
418 NULL
, e
, "Public Key");
422 x
= load_cert(bio_err
, keyfile
, keyform
,
423 NULL
, e
, "Certificate");
426 pkey
= X509_get_pubkey(x
);
433 *pkeysize
= EVP_PKEY_size(pkey
);
438 ctx
= EVP_PKEY_CTX_new(pkey
);
447 case EVP_PKEY_OP_SIGN
:
448 rv
= EVP_PKEY_sign_init(ctx
);
451 case EVP_PKEY_OP_VERIFY
:
452 rv
= EVP_PKEY_verify_init(ctx
);
455 case EVP_PKEY_OP_VERIFYRECOVER
:
456 rv
= EVP_PKEY_verify_recover_init(ctx
);
459 case EVP_PKEY_OP_ENCRYPT
:
460 rv
= EVP_PKEY_encrypt_init(ctx
);
463 case EVP_PKEY_OP_DECRYPT
:
464 rv
= EVP_PKEY_decrypt_init(ctx
);
470 EVP_PKEY_CTX_free(ctx
);
477 OPENSSL_free(passin
);