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, const char *title,
79 const char *file,BIO *bmd);
81 int MAIN(int, char **);
83 int MAIN(int argc, char **argv)
86 unsigned char *buf=NULL;
88 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)
237 if(do_verify && !sigfile) {
238 BIO_printf(bio_err, "No signature to verify: use the -signature option\n");
243 if ((argc > 0) && (argv[0][0] == '-')) /* bad option */
245 BIO_printf(bio_err,"unknown option '%s'\n",*argv);
246 BIO_printf(bio_err,"options are\n");
247 BIO_printf(bio_err,"-c to output the digest with separating colons\n");
248 BIO_printf(bio_err,"-d to output debug info\n");
249 BIO_printf(bio_err,"-hex output as hex dump\n");
250 BIO_printf(bio_err,"-binary output in binary form\n");
251 BIO_printf(bio_err,"-sign file sign digest using private key in file\n");
252 BIO_printf(bio_err,"-verify file verify a signature using public key in file\n");
253 BIO_printf(bio_err,"-prverify file verify a signature using private key in file\n");
254 BIO_printf(bio_err,"-keyform arg key file format (PEM or ENGINE)\n");
255 BIO_printf(bio_err,"-signature file signature to verify\n");
256 BIO_printf(bio_err,"-sigopt nm:v signature parameter\n");
257 BIO_printf(bio_err,"-binary output in binary form\n");
258 #ifndef OPENSSL_NO_ENGINE
259 BIO_printf(bio_err,"-engine e use engine e, possibly a hardware device.\n");
262 BIO_printf(bio_err,"-%-14s to use the %s message digest algorithm (default)\n",
264 BIO_printf(bio_err,"-%-14s to use the %s message digest algorithm\n",
266 BIO_printf(bio_err,"-%-14s to use the %s message digest algorithm\n",
268 #ifndef OPENSSL_NO_SHA
269 BIO_printf(bio_err,"-%-14s to use the %s message digest algorithm\n",
271 #ifndef OPENSSL_NO_SHA256
272 BIO_printf(bio_err,"-%-14s to use the %s message digest algorithm\n",
273 LN_sha224,LN_sha224);
274 BIO_printf(bio_err,"-%-14s to use the %s message digest algorithm\n",
275 LN_sha256,LN_sha256);
277 #ifndef OPENSSL_NO_SHA512
278 BIO_printf(bio_err,"-%-14s to use the %s message digest algorithm\n",
279 LN_sha384,LN_sha384);
280 BIO_printf(bio_err,"-%-14s to use the %s message digest algorithm\n",
281 LN_sha512,LN_sha512);
284 BIO_printf(bio_err,"-%-14s to use the %s message digest algorithm\n",
286 BIO_printf(bio_err,"-%-14s to use the %s message digest algorithm\n",
287 LN_ripemd160,LN_ripemd160);
288 #ifndef OPENSSL_NO_WHIRLPOOL
289 BIO_printf(bio_err,"-%-14s to use the %s message digest algorithm\n",
290 SN_whirlpool,SN_whirlpool);
296 in=BIO_new(BIO_s_file());
297 bmd=BIO_new(BIO_f_md());
300 BIO_set_callback(in,BIO_debug_callback);
301 /* needed for windows 3.1 */
302 BIO_set_callback_arg(in,(char *)bio_err);
305 if(!app_passwd(bio_err, passargin, NULL, &passin, NULL))
307 BIO_printf(bio_err, "Error getting password\n");
311 if ((in == NULL) || (bmd == NULL))
313 ERR_print_errors(bio_err);
318 if(keyfile) out_bin = 1;
323 app_RAND_load_file(randfile, bio_err, 0);
327 out = BIO_new_file(outfile, "wb");
328 else out = BIO_new_file(outfile, "w");
330 out = BIO_new_fp(stdout, BIO_NOCLOSE);
331 #ifdef OPENSSL_SYS_VMS
333 BIO *tmpbio = BIO_new(BIO_f_linebuffer());
334 out = BIO_push(tmpbio, out);
340 BIO_printf(bio_err, "Error opening output file %s\n",
341 outfile ? outfile : "(stdout)");
342 ERR_print_errors(bio_err);
345 if ((!!mac_name + !!keyfile + !!hmac_key) > 1)
347 BIO_printf(bio_err, "MAC and Signing key cannot both be specified\n");
354 sigkey = load_pubkey(bio_err, keyfile, keyform, 0, NULL,
357 sigkey = load_key(bio_err, keyfile, keyform, 0, passin,
361 /* load_[pub]key() has already printed an appropriate
369 EVP_PKEY_CTX *mac_ctx = NULL;
371 if (!init_gen_str(bio_err, &mac_ctx, mac_name,e, 0))
376 for (i = 0; i < sk_num(macopts); i++)
378 macopt = sk_value(macopts, i);
379 if (pkey_ctrl_string(mac_ctx, macopt) <= 0)
382 "MAC parameter error \"%s\"\n",
384 ERR_print_errors(bio_err);
389 if (EVP_PKEY_keygen(mac_ctx, &sigkey) <= 0)
391 BIO_puts(bio_err, "Error generating key\n");
392 ERR_print_errors(bio_err);
398 EVP_PKEY_CTX_free(mac_ctx);
405 sigkey = EVP_PKEY_new_mac_key(EVP_PKEY_HMAC, e,
406 (unsigned char *)hmac_key, -1);
413 EVP_MD_CTX *mctx = NULL;
414 EVP_PKEY_CTX *pctx = NULL;
416 if (!BIO_get_md_ctx(bmd, &mctx))
418 BIO_printf(bio_err, "Error getting context\n");
419 ERR_print_errors(bio_err);
423 r = EVP_DigestVerifyInit(mctx, &pctx, md, e, sigkey);
425 r = EVP_DigestSignInit(mctx, &pctx, md, e, sigkey);
428 BIO_printf(bio_err, "Error setting context\n");
429 ERR_print_errors(bio_err);
435 for (i = 0; i < sk_num(sigopts); i++)
437 sigopt = sk_value(sigopts, i);
438 if (pkey_ctrl_string(pctx, sigopt) <= 0)
441 "parameter error \"%s\"\n",
443 ERR_print_errors(bio_err);
449 /* we use md as a filter, reading from 'in' */
450 else if (!BIO_set_md(bmd,md))
452 BIO_printf(bio_err, "Error setting digest %s\n", pname);
453 ERR_print_errors(bio_err);
457 if(sigfile && sigkey) {
459 sigbio = BIO_new_file(sigfile, "rb");
460 siglen = EVP_PKEY_size(sigkey);
461 sigbuf = OPENSSL_malloc(siglen);
463 BIO_printf(bio_err, "Error opening signature file %s\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",
473 ERR_print_errors(bio_err);
477 inp=BIO_push(bmd,in);
481 BIO_set_fp(in,stdin,BIO_NOCLOSE);
482 err=do_fp(out, buf,inp,separator, out_bin, sigkey, sigbuf,
483 siglen,"","(stdin)",bmd);
487 name=OBJ_nid2sn(md->type);
488 for (i=0; i<argc; i++)
490 char *tmp,*tofree=NULL;
493 if (BIO_read_filename(in,argv[i]) <= 0)
501 size_t len = strlen(name)+strlen(argv[i])+(hmac_key ? 5 : 0)+5;
502 tmp=tofree=OPENSSL_malloc(len);
503 BIO_snprintf(tmp,len,"%s%s(%s)= ",
504 hmac_key ? "HMAC-" : "",name,argv[i]);
508 r=do_fp(out,buf,inp,separator,out_bin,sigkey,sigbuf,
509 siglen,tmp,argv[i],bmd);
513 OPENSSL_free(tofree);
514 (void)BIO_reset(bmd);
520 OPENSSL_cleanse(buf,BUFSIZE);
523 if (in != NULL) BIO_free(in);
525 OPENSSL_free(passin);
527 EVP_PKEY_free(sigkey);
532 if(sigbuf) OPENSSL_free(sigbuf);
533 if (bmd != NULL) BIO_free(bmd);
538 int do_fp(BIO *out, unsigned char *buf, BIO *bp, int sep, int binout,
539 EVP_PKEY *key, unsigned char *sigin, int siglen, const char *title,
540 const char *file,BIO *bmd)
547 i=BIO_read(bp,(char *)buf,BUFSIZE);
550 BIO_printf(bio_err, "Read Error in %s\n",file);
551 ERR_print_errors(bio_err);
559 BIO_get_md_ctx(bp, &ctx);
560 i = EVP_DigestVerifyFinal(ctx, sigin, (unsigned int)siglen);
562 BIO_printf(out, "Verified OK\n");
565 BIO_printf(out, "Verification Failure\n");
570 BIO_printf(bio_err, "Error Verifying Data\n");
571 ERR_print_errors(bio_err);
579 BIO_get_md_ctx(bp, &ctx);
580 if(!EVP_DigestSignFinal(ctx, buf, &len))
582 BIO_printf(bio_err, "Error Signing Data\n");
583 ERR_print_errors(bio_err);
588 len=BIO_gets(bp,(char *)buf,BUFSIZE);
590 if(binout) BIO_write(out, buf, len);
593 BIO_write(out,title,strlen(title));
594 for (i=0; i<(int)len; i++)
597 BIO_printf(out, ":");
598 BIO_printf(out, "%02x",buf[i]);
600 BIO_printf(out, "\n");