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.]
63 #include <openssl/bio.h>
64 #include <openssl/err.h>
65 #include <openssl/evp.h>
66 #include <openssl/objects.h>
67 #include <openssl/x509.h>
68 #include <openssl/pem.h>
69 #include <openssl/hmac.h>
72 #define BUFSIZE 1024*8
75 #define PROG dgst_main
77 int do_fp(BIO
*out
, unsigned char *buf
, BIO
*bp
, int sep
, int binout
,
78 EVP_PKEY
*key
, unsigned char *sigin
, int siglen
,
79 const char *sig_name
, const char *md_name
,
80 const char *file
, BIO
*bmd
);
82 static void list_md_fn(const EVP_MD
*m
,
83 const char *from
, const char *to
, void *arg
)
89 mname
= OBJ_nid2ln(EVP_MD_type(m
));
91 if (strcmp(from
, mname
))
94 if (EVP_MD_flags(m
) & EVP_MD_FLAG_PKEY_DIGEST
)
96 if (strchr(mname
, ' '))
97 mname
= EVP_MD_name(m
);
98 BIO_printf(arg
, "-%-14s to use the %s message digest algorithm\n",
102 int MAIN(int, char **);
104 int MAIN(int argc
, char **argv
)
106 ENGINE
*e
= NULL
, *impl
= NULL
;
107 unsigned char *buf
= NULL
;
109 const EVP_MD
*md
= NULL
, *m
;
110 BIO
*in
= NULL
, *inp
;
113 #define PROG_NAME_SIZE 39
114 char pname
[PROG_NAME_SIZE
+ 1];
117 int keyform
= FORMAT_PEM
;
118 const char *outfile
= NULL
, *keyfile
= NULL
;
119 const char *sigfile
= NULL
, *randfile
= NULL
;
120 int out_bin
= -1, want_pub
= 0, do_verify
= 0;
121 EVP_PKEY
*sigkey
= NULL
;
122 unsigned char *sigbuf
= NULL
;
124 char *passargin
= NULL
, *passin
= NULL
;
125 #ifndef OPENSSL_NO_ENGINE
129 char *hmac_key
= NULL
;
130 char *mac_name
= NULL
;
131 int non_fips_allow
= 0;
132 STACK_OF(OPENSSL_STRING
) *sigopts
= NULL
, *macopts
= NULL
;
136 if ((buf
= (unsigned char *)OPENSSL_malloc(BUFSIZE
)) == NULL
) {
137 BIO_printf(bio_err
, "out of memory\n");
141 if ((bio_err
= BIO_new(BIO_s_file())) != NULL
)
142 BIO_set_fp(bio_err
, stderr
, BIO_NOCLOSE
| BIO_FP_TEXT
);
144 if (!load_config(bio_err
, NULL
))
147 /* first check the program name */
148 program_name(argv
[0], pname
, sizeof pname
);
150 md
= EVP_get_digestbyname(pname
);
155 if ((*argv
)[0] != '-')
157 if (strcmp(*argv
, "-c") == 0)
159 else if (strcmp(*argv
, "-r") == 0)
161 else if (strcmp(*argv
, "-rand") == 0) {
164 randfile
= *(++argv
);
165 } else if (strcmp(*argv
, "-out") == 0) {
169 } else if (strcmp(*argv
, "-sign") == 0) {
173 } else if (!strcmp(*argv
, "-passin")) {
177 } else if (strcmp(*argv
, "-verify") == 0) {
183 } else if (strcmp(*argv
, "-prverify") == 0) {
188 } else if (strcmp(*argv
, "-signature") == 0) {
192 } else if (strcmp(*argv
, "-keyform") == 0) {
195 keyform
= str2fmt(*(++argv
));
197 #ifndef OPENSSL_NO_ENGINE
198 else if (strcmp(*argv
, "-engine") == 0) {
202 e
= setup_engine(bio_err
, engine
, 0);
203 } else if (strcmp(*argv
, "-engine_impl") == 0)
206 else if (strcmp(*argv
, "-hex") == 0)
208 else if (strcmp(*argv
, "-binary") == 0)
210 else if (strcmp(*argv
, "-d") == 0)
212 else if (!strcmp(*argv
, "-fips-fingerprint"))
213 hmac_key
= "etaonrishdlcupfm";
214 else if (strcmp(*argv
, "-non-fips-allow") == 0)
216 else if (!strcmp(*argv
, "-hmac")) {
220 } else if (!strcmp(*argv
, "-mac")) {
224 } else if (strcmp(*argv
, "-sigopt") == 0) {
228 sigopts
= sk_OPENSSL_STRING_new_null();
229 if (!sigopts
|| !sk_OPENSSL_STRING_push(sigopts
, *(++argv
)))
231 } else if (strcmp(*argv
, "-macopt") == 0) {
235 macopts
= sk_OPENSSL_STRING_new_null();
236 if (!macopts
|| !sk_OPENSSL_STRING_push(macopts
, *(++argv
)))
238 } else if ((m
= EVP_get_digestbyname(&((*argv
)[1]))) != NULL
)
246 if (do_verify
&& !sigfile
) {
248 "No signature to verify: use the -signature option\n");
252 if ((argc
> 0) && (argv
[0][0] == '-')) { /* bad option */
253 BIO_printf(bio_err
, "unknown option '%s'\n", *argv
);
254 BIO_printf(bio_err
, "options are\n");
256 "-c to output the digest with separating colons\n");
258 "-r to output the digest in coreutils format\n");
259 BIO_printf(bio_err
, "-d to output debug info\n");
260 BIO_printf(bio_err
, "-hex output as hex dump\n");
261 BIO_printf(bio_err
, "-binary output in binary form\n");
262 BIO_printf(bio_err
, "-hmac arg set the HMAC key to arg\n");
263 BIO_printf(bio_err
, "-non-fips-allow allow use of non FIPS digest\n");
265 "-sign file sign digest using private key in file\n");
267 "-verify file verify a signature using public key in file\n");
269 "-prverify file verify a signature using private key in file\n");
271 "-keyform arg key file format (PEM or ENGINE)\n");
273 "-out filename output to filename rather than stdout\n");
274 BIO_printf(bio_err
, "-signature file signature to verify\n");
275 BIO_printf(bio_err
, "-sigopt nm:v signature parameter\n");
276 BIO_printf(bio_err
, "-hmac key create hashed MAC with key\n");
278 "-mac algorithm create MAC (not neccessarily HMAC)\n");
280 "-macopt nm:v MAC algorithm parameters or key\n");
281 #ifndef OPENSSL_NO_ENGINE
283 "-engine e use engine e, possibly a hardware device.\n");
286 EVP_MD_do_all_sorted(list_md_fn
, bio_err
);
289 #ifndef OPENSSL_NO_ENGINE
294 in
= BIO_new(BIO_s_file());
295 bmd
= BIO_new(BIO_f_md());
296 if ((in
== NULL
) || (bmd
== NULL
)) {
297 ERR_print_errors(bio_err
);
302 BIO_set_callback(in
, BIO_debug_callback
);
303 /* needed for windows 3.1 */
304 BIO_set_callback_arg(in
, (char *)bio_err
);
307 if (!app_passwd(bio_err
, passargin
, NULL
, &passin
, NULL
)) {
308 BIO_printf(bio_err
, "Error getting password\n");
320 app_RAND_load_file(randfile
, bio_err
, 0);
324 out
= BIO_new_file(outfile
, "wb");
326 out
= BIO_new_file(outfile
, "w");
328 out
= BIO_new_fp(stdout
, BIO_NOCLOSE
);
329 #ifdef OPENSSL_SYS_VMS
331 BIO
*tmpbio
= BIO_new(BIO_f_linebuffer());
332 out
= BIO_push(tmpbio
, out
);
338 BIO_printf(bio_err
, "Error opening output file %s\n",
339 outfile
? outfile
: "(stdout)");
340 ERR_print_errors(bio_err
);
343 if ((! !mac_name
+ ! !keyfile
+ ! !hmac_key
) > 1) {
344 BIO_printf(bio_err
, "MAC and Signing key cannot both be specified\n");
350 sigkey
= load_pubkey(bio_err
, keyfile
, keyform
, 0, NULL
,
353 sigkey
= load_key(bio_err
, keyfile
, keyform
, 0, passin
,
357 * load_[pub]key() has already printed an appropriate message
364 EVP_PKEY_CTX
*mac_ctx
= NULL
;
366 if (!init_gen_str(bio_err
, &mac_ctx
, mac_name
, impl
, 0))
370 for (i
= 0; i
< sk_OPENSSL_STRING_num(macopts
); i
++) {
371 macopt
= sk_OPENSSL_STRING_value(macopts
, i
);
372 if (pkey_ctrl_string(mac_ctx
, macopt
) <= 0) {
374 "MAC parameter error \"%s\"\n", macopt
);
375 ERR_print_errors(bio_err
);
380 if (EVP_PKEY_keygen(mac_ctx
, &sigkey
) <= 0) {
381 BIO_puts(bio_err
, "Error generating key\n");
382 ERR_print_errors(bio_err
);
388 EVP_PKEY_CTX_free(mac_ctx
);
393 if (non_fips_allow
) {
395 BIO_get_md_ctx(bmd
, &md_ctx
);
396 EVP_MD_CTX_set_flags(md_ctx
, EVP_MD_CTX_FLAG_NON_FIPS_ALLOW
);
400 sigkey
= EVP_PKEY_new_mac_key(EVP_PKEY_HMAC
, impl
,
401 (unsigned char *)hmac_key
, -1);
407 EVP_MD_CTX
*mctx
= NULL
;
408 EVP_PKEY_CTX
*pctx
= NULL
;
410 if (!BIO_get_md_ctx(bmd
, &mctx
)) {
411 BIO_printf(bio_err
, "Error getting context\n");
412 ERR_print_errors(bio_err
);
416 r
= EVP_DigestVerifyInit(mctx
, &pctx
, md
, impl
, sigkey
);
418 r
= EVP_DigestSignInit(mctx
, &pctx
, md
, impl
, sigkey
);
420 BIO_printf(bio_err
, "Error setting context\n");
421 ERR_print_errors(bio_err
);
426 for (i
= 0; i
< sk_OPENSSL_STRING_num(sigopts
); i
++) {
427 sigopt
= sk_OPENSSL_STRING_value(sigopts
, i
);
428 if (pkey_ctrl_string(pctx
, sigopt
) <= 0) {
429 BIO_printf(bio_err
, "parameter error \"%s\"\n", sigopt
);
430 ERR_print_errors(bio_err
);
436 /* we use md as a filter, reading from 'in' */
438 EVP_MD_CTX
*mctx
= NULL
;
439 if (!BIO_get_md_ctx(bmd
, &mctx
)) {
440 BIO_printf(bio_err
, "Error getting context\n");
441 ERR_print_errors(bio_err
);
446 if (!EVP_DigestInit_ex(mctx
, md
, impl
)) {
447 BIO_printf(bio_err
, "Error setting digest %s\n", pname
);
448 ERR_print_errors(bio_err
);
453 if (sigfile
&& sigkey
) {
455 sigbio
= BIO_new_file(sigfile
, "rb");
456 siglen
= EVP_PKEY_size(sigkey
);
457 sigbuf
= OPENSSL_malloc(siglen
);
459 BIO_printf(bio_err
, "Error opening signature file %s\n", sigfile
);
460 ERR_print_errors(bio_err
);
464 BIO_printf(bio_err
, "Out of memory\n");
465 ERR_print_errors(bio_err
);
468 siglen
= BIO_read(sigbio
, sigbuf
, siglen
);
471 BIO_printf(bio_err
, "Error reading signature file %s\n", sigfile
);
472 ERR_print_errors(bio_err
);
476 inp
= BIO_push(bmd
, in
);
480 BIO_get_md_ctx(bmd
, &tctx
);
481 md
= EVP_MD_CTX_md(tctx
);
485 BIO_set_fp(in
, stdin
, BIO_NOCLOSE
);
486 err
= do_fp(out
, buf
, inp
, separator
, out_bin
, sigkey
, sigbuf
,
487 siglen
, NULL
, NULL
, "stdin", bmd
);
489 const char *md_name
= NULL
, *sig_name
= NULL
;
492 const EVP_PKEY_ASN1_METHOD
*ameth
;
493 ameth
= EVP_PKEY_get0_asn1(sigkey
);
495 EVP_PKEY_asn1_get0_info(NULL
, NULL
,
496 NULL
, NULL
, &sig_name
, ameth
);
499 md_name
= EVP_MD_name(md
);
502 for (i
= 0; i
< argc
; i
++) {
504 if (BIO_read_filename(in
, argv
[i
]) <= 0) {
509 r
= do_fp(out
, buf
, inp
, separator
, out_bin
, sigkey
, sigbuf
,
510 siglen
, sig_name
, md_name
, argv
[i
], bmd
);
513 (void)BIO_reset(bmd
);
518 OPENSSL_cleanse(buf
, BUFSIZE
);
523 OPENSSL_free(passin
);
525 EVP_PKEY_free(sigkey
);
527 sk_OPENSSL_STRING_free(sigopts
);
529 sk_OPENSSL_STRING_free(macopts
);
531 OPENSSL_free(sigbuf
);
537 int do_fp(BIO
*out
, unsigned char *buf
, BIO
*bp
, int sep
, int binout
,
538 EVP_PKEY
*key
, unsigned char *sigin
, int siglen
,
539 const char *sig_name
, const char *md_name
,
540 const char *file
, BIO
*bmd
)
546 i
= BIO_read(bp
, (char *)buf
, BUFSIZE
);
548 BIO_printf(bio_err
, "Read Error in %s\n", file
);
549 ERR_print_errors(bio_err
);
557 BIO_get_md_ctx(bp
, &ctx
);
558 i
= EVP_DigestVerifyFinal(ctx
, sigin
, (unsigned int)siglen
);
560 BIO_printf(out
, "Verified OK\n");
562 BIO_printf(out
, "Verification Failure\n");
565 BIO_printf(bio_err
, "Error Verifying Data\n");
566 ERR_print_errors(bio_err
);
573 BIO_get_md_ctx(bp
, &ctx
);
575 if (!EVP_DigestSignFinal(ctx
, buf
, &len
)) {
576 BIO_printf(bio_err
, "Error Signing Data\n");
577 ERR_print_errors(bio_err
);
581 len
= BIO_gets(bp
, (char *)buf
, BUFSIZE
);
583 ERR_print_errors(bio_err
);
589 BIO_write(out
, buf
, len
);
591 for (i
= 0; i
< (int)len
; i
++)
592 BIO_printf(out
, "%02x", buf
[i
]);
593 BIO_printf(out
, " *%s\n", file
);
596 BIO_puts(out
, sig_name
);
598 BIO_printf(out
, "-%s", md_name
);
599 BIO_printf(out
, "(%s)= ", file
);
601 BIO_printf(out
, "%s(%s)= ", md_name
, file
);
603 BIO_printf(out
, "(%s)= ", file
);
604 for (i
= 0; i
< (int)len
; i
++) {
606 BIO_printf(out
, ":");
607 BIO_printf(out
, "%02x", buf
[i
]);
609 BIO_printf(out
, "\n");