]>
git.ipfire.org Git - thirdparty/openssl.git/blob - apps/dgst.c
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 int MAIN(int, char **);
84 int MAIN(int argc
, char **argv
)
87 unsigned char *buf
=NULL
;
89 const EVP_MD
*md
=NULL
,*m
;
93 #define PROG_NAME_SIZE 39
94 char pname
[PROG_NAME_SIZE
+1];
97 int keyform
=FORMAT_PEM
;
98 const char *outfile
= NULL
, *keyfile
= NULL
;
99 const char *sigfile
= NULL
, *randfile
= NULL
;
100 int out_bin
= -1, want_pub
= 0, do_verify
= 0;
101 EVP_PKEY
*sigkey
= NULL
;
102 unsigned char *sigbuf
= NULL
;
104 char *passargin
= NULL
, *passin
= NULL
;
105 #ifndef OPENSSL_NO_ENGINE
110 STACK
*sigopts
= NULL
, *macopts
= NULL
;
114 if ((buf
=(unsigned char *)OPENSSL_malloc(BUFSIZE
)) == NULL
)
116 BIO_printf(bio_err
,"out of memory\n");
120 if ((bio_err
=BIO_new(BIO_s_file())) != NULL
)
121 BIO_set_fp(bio_err
,stderr
,BIO_NOCLOSE
|BIO_FP_TEXT
);
123 if (!load_config(bio_err
, NULL
))
126 /* first check the program name */
127 program_name(argv
[0],pname
,sizeof pname
);
129 md
=EVP_get_digestbyname(pname
);
135 if ((*argv
)[0] != '-') break;
136 if (strcmp(*argv
,"-c") == 0)
138 else if (strcmp(*argv
,"-rand") == 0)
140 if (--argc
< 1) break;
143 else if (strcmp(*argv
,"-out") == 0)
145 if (--argc
< 1) break;
148 else if (strcmp(*argv
,"-sign") == 0)
150 if (--argc
< 1) break;
153 else if (!strcmp(*argv
,"-passin"))
159 else if (strcmp(*argv
,"-verify") == 0)
161 if (--argc
< 1) break;
166 else if (strcmp(*argv
,"-prverify") == 0)
168 if (--argc
< 1) break;
172 else if (strcmp(*argv
,"-signature") == 0)
174 if (--argc
< 1) break;
177 else if (strcmp(*argv
,"-keyform") == 0)
179 if (--argc
< 1) break;
180 keyform
=str2fmt(*(++argv
));
182 #ifndef OPENSSL_NO_ENGINE
183 else if (strcmp(*argv
,"-engine") == 0)
185 if (--argc
< 1) break;
187 e
= setup_engine(bio_err
, engine
, 0);
190 else if (strcmp(*argv
,"-hex") == 0)
192 else if (strcmp(*argv
,"-binary") == 0)
194 else if (strcmp(*argv
,"-d") == 0)
196 else if (!strcmp(*argv
,"-hmac"))
202 else if (!strcmp(*argv
,"-mac"))
208 else if (strcmp(*argv
,"-sigopt") == 0)
213 sigopts
= sk_new_null();
214 if (!sigopts
|| !sk_push(sigopts
, *(++argv
)))
217 else if (strcmp(*argv
,"-macopt") == 0)
222 macopts
= sk_new_null();
223 if (!macopts
|| !sk_push(macopts
, *(++argv
)))
226 else if ((m
=EVP_get_digestbyname(&((*argv
)[1]))) != NULL
)
235 if(do_verify
&& !sigfile
) {
236 BIO_printf(bio_err
, "No signature to verify: use the -signature option\n");
240 if ((argc
> 0) && (argv
[0][0] == '-')) /* bad option */
242 BIO_printf(bio_err
,"unknown option '%s'\n",*argv
);
243 BIO_printf(bio_err
,"options are\n");
244 BIO_printf(bio_err
,"-c to output the digest with separating colons\n");
245 BIO_printf(bio_err
,"-d to output debug info\n");
246 BIO_printf(bio_err
,"-hex output as hex dump\n");
247 BIO_printf(bio_err
,"-binary output in binary form\n");
248 BIO_printf(bio_err
,"-sign file sign digest using private key in file\n");
249 BIO_printf(bio_err
,"-verify file verify a signature using public key in file\n");
250 BIO_printf(bio_err
,"-prverify file verify a signature using private key in file\n");
251 BIO_printf(bio_err
,"-keyform arg key file format (PEM or ENGINE)\n");
252 BIO_printf(bio_err
,"-signature file signature to verify\n");
253 BIO_printf(bio_err
,"-sigopt nm:v signature parameter\n");
254 BIO_printf(bio_err
,"-binary output in binary form\n");
255 BIO_printf(bio_err
,"-hmac key create hashed MAC with key\n");
256 #ifndef OPENSSL_NO_ENGINE
257 BIO_printf(bio_err
,"-engine e use engine e, possibly a hardware device.\n");
260 BIO_printf(bio_err
,"-%-14s to use the %s message digest algorithm (default)\n",
262 BIO_printf(bio_err
,"-%-14s to use the %s message digest algorithm\n",
264 BIO_printf(bio_err
,"-%-14s to use the %s message digest algorithm\n",
266 #ifndef OPENSSL_NO_SHA
267 BIO_printf(bio_err
,"-%-14s to use the %s message digest algorithm\n",
269 #ifndef OPENSSL_NO_SHA256
270 BIO_printf(bio_err
,"-%-14s to use the %s message digest algorithm\n",
271 LN_sha224
,LN_sha224
);
272 BIO_printf(bio_err
,"-%-14s to use the %s message digest algorithm\n",
273 LN_sha256
,LN_sha256
);
275 #ifndef OPENSSL_NO_SHA512
276 BIO_printf(bio_err
,"-%-14s to use the %s message digest algorithm\n",
277 LN_sha384
,LN_sha384
);
278 BIO_printf(bio_err
,"-%-14s to use the %s message digest algorithm\n",
279 LN_sha512
,LN_sha512
);
282 BIO_printf(bio_err
,"-%-14s to use the %s message digest algorithm\n",
284 BIO_printf(bio_err
,"-%-14s to use the %s message digest algorithm\n",
285 LN_ripemd160
,LN_ripemd160
);
286 #ifndef OPENSSL_NO_WHIRLPOOL
287 BIO_printf(bio_err
,"-%-14s to use the %s message digest algorithm\n",
288 SN_whirlpool
,SN_whirlpool
);
293 in
=BIO_new(BIO_s_file());
294 bmd
=BIO_new(BIO_f_md());
297 BIO_set_callback(in
,BIO_debug_callback
);
298 /* needed for windows 3.1 */
299 BIO_set_callback_arg(in
,(char *)bio_err
);
302 if(!app_passwd(bio_err
, passargin
, NULL
, &passin
, NULL
))
304 BIO_printf(bio_err
, "Error getting password\n");
308 if ((in
== NULL
) || (bmd
== NULL
))
310 ERR_print_errors(bio_err
);
322 app_RAND_load_file(randfile
, bio_err
, 0);
326 out
= BIO_new_file(outfile
, "wb");
327 else out
= BIO_new_file(outfile
, "w");
329 out
= BIO_new_fp(stdout
, BIO_NOCLOSE
);
330 #ifdef OPENSSL_SYS_VMS
332 BIO
*tmpbio
= BIO_new(BIO_f_linebuffer());
333 out
= BIO_push(tmpbio
, out
);
339 BIO_printf(bio_err
, "Error opening output file %s\n",
340 outfile
? outfile
: "(stdout)");
341 ERR_print_errors(bio_err
);
344 if ((!!mac_name
+ !!keyfile
+ !!hmac_key
) > 1)
346 BIO_printf(bio_err
, "MAC and Signing key cannot both be specified\n");
353 sigkey
= load_pubkey(bio_err
, keyfile
, keyform
, 0, NULL
,
356 sigkey
= load_key(bio_err
, keyfile
, keyform
, 0, passin
,
360 /* load_[pub]key() has already printed an appropriate
368 EVP_PKEY_CTX
*mac_ctx
= NULL
;
370 if (!init_gen_str(bio_err
, &mac_ctx
, mac_name
,e
, 0))
375 for (i
= 0; i
< sk_num(macopts
); i
++)
377 macopt
= sk_value(macopts
, i
);
378 if (pkey_ctrl_string(mac_ctx
, macopt
) <= 0)
381 "MAC parameter error \"%s\"\n",
383 ERR_print_errors(bio_err
);
388 if (EVP_PKEY_keygen(mac_ctx
, &sigkey
) <= 0)
390 BIO_puts(bio_err
, "Error generating key\n");
391 ERR_print_errors(bio_err
);
397 EVP_PKEY_CTX_free(mac_ctx
);
404 sigkey
= EVP_PKEY_new_mac_key(EVP_PKEY_HMAC
, e
,
405 (unsigned char *)hmac_key
, -1);
412 EVP_MD_CTX
*mctx
= NULL
;
413 EVP_PKEY_CTX
*pctx
= NULL
;
415 if (!BIO_get_md_ctx(bmd
, &mctx
))
417 BIO_printf(bio_err
, "Error getting context\n");
418 ERR_print_errors(bio_err
);
422 r
= EVP_DigestVerifyInit(mctx
, &pctx
, md
, e
, sigkey
);
424 r
= EVP_DigestSignInit(mctx
, &pctx
, md
, e
, sigkey
);
427 BIO_printf(bio_err
, "Error setting context\n");
428 ERR_print_errors(bio_err
);
434 for (i
= 0; i
< sk_num(sigopts
); i
++)
436 sigopt
= sk_value(sigopts
, i
);
437 if (pkey_ctrl_string(pctx
, sigopt
) <= 0)
440 "parameter error \"%s\"\n",
442 ERR_print_errors(bio_err
);
448 /* we use md as a filter, reading from 'in' */
453 if (!BIO_set_md(bmd
,md
))
455 BIO_printf(bio_err
, "Error setting digest %s\n", pname
);
456 ERR_print_errors(bio_err
);
461 if(sigfile
&& sigkey
) {
463 sigbio
= BIO_new_file(sigfile
, "rb");
464 siglen
= EVP_PKEY_size(sigkey
);
465 sigbuf
= OPENSSL_malloc(siglen
);
467 BIO_printf(bio_err
, "Error opening signature file %s\n",
469 ERR_print_errors(bio_err
);
472 siglen
= BIO_read(sigbio
, sigbuf
, siglen
);
475 BIO_printf(bio_err
, "Error reading signature file %s\n",
477 ERR_print_errors(bio_err
);
481 inp
=BIO_push(bmd
,in
);
486 BIO_get_md_ctx(bmd
, &tctx
);
487 md
= EVP_MD_CTX_md(tctx
);
492 BIO_set_fp(in
,stdin
,BIO_NOCLOSE
);
493 err
=do_fp(out
, buf
,inp
,separator
, out_bin
, sigkey
, sigbuf
,
494 siglen
,NULL
,NULL
,"stdin",bmd
);
498 const char *md_name
= NULL
, *sig_name
= NULL
;
503 const EVP_PKEY_ASN1_METHOD
*ameth
;
504 ameth
= EVP_PKEY_get0_asn1(sigkey
);
506 EVP_PKEY_asn1_get0_info(NULL
, NULL
,
507 NULL
, NULL
, &sig_name
, ameth
);
509 md_name
= EVP_MD_name(md
);
512 for (i
=0; i
<argc
; i
++)
515 if (BIO_read_filename(in
,argv
[i
]) <= 0)
522 r
=do_fp(out
,buf
,inp
,separator
,out_bin
,sigkey
,sigbuf
,
523 siglen
,sig_name
,md_name
, argv
[i
],bmd
);
526 (void)BIO_reset(bmd
);
532 OPENSSL_cleanse(buf
,BUFSIZE
);
535 if (in
!= NULL
) BIO_free(in
);
537 OPENSSL_free(passin
);
539 EVP_PKEY_free(sigkey
);
544 if(sigbuf
) OPENSSL_free(sigbuf
);
545 if (bmd
!= NULL
) BIO_free(bmd
);
550 int do_fp(BIO
*out
, unsigned char *buf
, BIO
*bp
, int sep
, int binout
,
551 EVP_PKEY
*key
, unsigned char *sigin
, int siglen
,
552 const char *sig_name
, const char *md_name
,
553 const char *file
,BIO
*bmd
)
560 i
=BIO_read(bp
,(char *)buf
,BUFSIZE
);
563 BIO_printf(bio_err
, "Read Error in %s\n",file
);
564 ERR_print_errors(bio_err
);
572 BIO_get_md_ctx(bp
, &ctx
);
573 i
= EVP_DigestVerifyFinal(ctx
, sigin
, (unsigned int)siglen
);
575 BIO_printf(out
, "Verified OK\n");
578 BIO_printf(out
, "Verification Failure\n");
583 BIO_printf(bio_err
, "Error Verifying Data\n");
584 ERR_print_errors(bio_err
);
592 BIO_get_md_ctx(bp
, &ctx
);
594 if(!EVP_DigestSignFinal(ctx
, buf
, &len
))
596 BIO_printf(bio_err
, "Error Signing Data\n");
597 ERR_print_errors(bio_err
);
602 len
=BIO_gets(bp
,(char *)buf
,BUFSIZE
);
604 if(binout
) BIO_write(out
, buf
, len
);
608 BIO_printf(out
, "%s-%s(%s)= ", sig_name
, md_name
, file
);
610 BIO_printf(out
, "%s(%s)= ", md_name
, file
);
612 BIO_printf(out
, "(%s)= ", file
);
613 for (i
=0; i
<(int)len
; i
++)
616 BIO_printf(out
, ":");
617 BIO_printf(out
, "%02x",buf
[i
]);
619 BIO_printf(out
, "\n");