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;
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
131 int non_fips_allow = 0;
132 STACK_OF(OPENSSL_STRING) *sigopts = NULL, *macopts = NULL;
136 if ((buf=(unsigned char *)OPENSSL_malloc(BUFSIZE)) == NULL)
138 BIO_printf(bio_err,"out of memory\n");
142 if ((bio_err=BIO_new(BIO_s_file())) != NULL)
143 BIO_set_fp(bio_err,stderr,BIO_NOCLOSE|BIO_FP_TEXT);
145 if (!load_config(bio_err, NULL))
148 /* first check the program name */
149 program_name(argv[0],pname,sizeof pname);
151 md=EVP_get_digestbyname(pname);
157 if ((*argv)[0] != '-') break;
158 if (strcmp(*argv,"-c") == 0)
160 else if (strcmp(*argv,"-r") == 0)
162 else if (strcmp(*argv,"-rand") == 0)
164 if (--argc < 1) break;
167 else if (strcmp(*argv,"-out") == 0)
169 if (--argc < 1) break;
172 else if (strcmp(*argv,"-sign") == 0)
174 if (--argc < 1) break;
177 else if (!strcmp(*argv,"-passin"))
183 else if (strcmp(*argv,"-verify") == 0)
185 if (--argc < 1) break;
190 else if (strcmp(*argv,"-prverify") == 0)
192 if (--argc < 1) break;
196 else if (strcmp(*argv,"-signature") == 0)
198 if (--argc < 1) break;
201 else if (strcmp(*argv,"-keyform") == 0)
203 if (--argc < 1) break;
204 keyform=str2fmt(*(++argv));
206 #ifndef OPENSSL_NO_ENGINE
207 else if (strcmp(*argv,"-engine") == 0)
209 if (--argc < 1) break;
211 e = setup_engine(bio_err, engine, 0);
213 else if (strcmp(*argv,"-engine_impl") == 0)
216 else if (strcmp(*argv,"-hex") == 0)
218 else if (strcmp(*argv,"-binary") == 0)
220 else if (strcmp(*argv,"-d") == 0)
222 else if (!strcmp(*argv,"-fips-fingerprint"))
223 hmac_key = "etaonrishdlcupfm";
224 else if (strcmp(*argv,"-non-fips-allow") == 0)
226 else if (!strcmp(*argv,"-hmac"))
232 else if (!strcmp(*argv,"-mac"))
238 else if (strcmp(*argv,"-sigopt") == 0)
243 sigopts = sk_OPENSSL_STRING_new_null();
244 if (!sigopts || !sk_OPENSSL_STRING_push(sigopts, *(++argv)))
247 else if (strcmp(*argv,"-macopt") == 0)
252 macopts = sk_OPENSSL_STRING_new_null();
253 if (!macopts || !sk_OPENSSL_STRING_push(macopts, *(++argv)))
256 else if ((m=EVP_get_digestbyname(&((*argv)[1]))) != NULL)
265 if(do_verify && !sigfile) {
266 BIO_printf(bio_err, "No signature to verify: use the -signature option\n");
270 if ((argc > 0) && (argv[0][0] == '-')) /* bad option */
272 BIO_printf(bio_err,"unknown option '%s'\n",*argv);
273 BIO_printf(bio_err,"options are\n");
274 BIO_printf(bio_err,"-c to output the digest with separating colons\n");
275 BIO_printf(bio_err,"-r to output the digest in coreutils format\n");
276 BIO_printf(bio_err,"-d to output debug info\n");
277 BIO_printf(bio_err,"-hex output as hex dump\n");
278 BIO_printf(bio_err,"-binary output in binary form\n");
279 BIO_printf(bio_err,"-sign file sign digest using private key in file\n");
280 BIO_printf(bio_err,"-verify file verify a signature using public key in file\n");
281 BIO_printf(bio_err,"-prverify file verify a signature using private key in file\n");
282 BIO_printf(bio_err,"-keyform arg key file format (PEM or ENGINE)\n");
283 BIO_printf(bio_err,"-out filename output to filename rather than stdout\n");
284 BIO_printf(bio_err,"-signature file signature to verify\n");
285 BIO_printf(bio_err,"-sigopt nm:v signature parameter\n");
286 BIO_printf(bio_err,"-hmac key create hashed MAC with key\n");
287 BIO_printf(bio_err,"-mac algorithm create MAC (not neccessarily HMAC)\n");
288 BIO_printf(bio_err,"-macopt nm:v MAC algorithm parameters or key\n");
289 #ifndef OPENSSL_NO_ENGINE
290 BIO_printf(bio_err,"-engine e use engine e, possibly a hardware device.\n");
293 EVP_MD_do_all_sorted(list_md_fn, bio_err);
297 #ifndef OPENSSL_NO_ENGINE
302 in=BIO_new(BIO_s_file());
303 bmd=BIO_new(BIO_f_md());
306 BIO_set_callback(in,BIO_debug_callback);
307 /* needed for windows 3.1 */
308 BIO_set_callback_arg(in,(char *)bio_err);
311 if(!app_passwd(bio_err, passargin, NULL, &passin, NULL))
313 BIO_printf(bio_err, "Error getting password\n");
317 if ((in == NULL) || (bmd == NULL))
319 ERR_print_errors(bio_err);
331 app_RAND_load_file(randfile, bio_err, 0);
335 out = BIO_new_file(outfile, "wb");
336 else out = BIO_new_file(outfile, "w");
338 out = BIO_new_fp(stdout, BIO_NOCLOSE);
339 #ifdef OPENSSL_SYS_VMS
341 BIO *tmpbio = BIO_new(BIO_f_linebuffer());
342 out = BIO_push(tmpbio, out);
348 BIO_printf(bio_err, "Error opening output file %s\n",
349 outfile ? outfile : "(stdout)");
350 ERR_print_errors(bio_err);
353 if ((!!mac_name + !!keyfile + !!hmac_key) > 1)
355 BIO_printf(bio_err, "MAC and Signing key cannot both be specified\n");
362 sigkey = load_pubkey(bio_err, keyfile, keyform, 0, NULL,
365 sigkey = load_key(bio_err, keyfile, keyform, 0, passin,
369 /* load_[pub]key() has already printed an appropriate
377 EVP_PKEY_CTX *mac_ctx = NULL;
379 if (!init_gen_str(bio_err, &mac_ctx, mac_name, impl, 0))
384 for (i = 0; i < sk_OPENSSL_STRING_num(macopts); i++)
386 macopt = sk_OPENSSL_STRING_value(macopts, i);
387 if (pkey_ctrl_string(mac_ctx, macopt) <= 0)
390 "MAC parameter error \"%s\"\n",
392 ERR_print_errors(bio_err);
397 if (EVP_PKEY_keygen(mac_ctx, &sigkey) <= 0)
399 BIO_puts(bio_err, "Error generating key\n");
400 ERR_print_errors(bio_err);
406 EVP_PKEY_CTX_free(mac_ctx);
414 BIO_get_md_ctx(bmd,&md_ctx);
415 EVP_MD_CTX_set_flags(md_ctx, EVP_MD_CTX_FLAG_NON_FIPS_ALLOW);
420 sigkey = EVP_PKEY_new_mac_key(EVP_PKEY_HMAC, impl,
421 (unsigned char *)hmac_key, -1);
428 EVP_MD_CTX *mctx = NULL;
429 EVP_PKEY_CTX *pctx = NULL;
431 if (!BIO_get_md_ctx(bmd, &mctx))
433 BIO_printf(bio_err, "Error getting context\n");
434 ERR_print_errors(bio_err);
438 r = EVP_DigestVerifyInit(mctx, &pctx, md, impl, sigkey);
440 r = EVP_DigestSignInit(mctx, &pctx, md, impl, sigkey);
443 BIO_printf(bio_err, "Error setting context\n");
444 ERR_print_errors(bio_err);
450 for (i = 0; i < sk_OPENSSL_STRING_num(sigopts); i++)
452 sigopt = sk_OPENSSL_STRING_value(sigopts, i);
453 if (pkey_ctrl_string(pctx, sigopt) <= 0)
456 "parameter error \"%s\"\n",
458 ERR_print_errors(bio_err);
464 /* we use md as a filter, reading from 'in' */
467 EVP_MD_CTX *mctx = NULL;
468 if (!BIO_get_md_ctx(bmd, &mctx))
470 BIO_printf(bio_err, "Error getting context\n");
471 ERR_print_errors(bio_err);
476 if (!EVP_DigestInit_ex(mctx, md, impl))
478 BIO_printf(bio_err, "Error setting digest %s\n", pname);
479 ERR_print_errors(bio_err);
484 if(sigfile && sigkey) {
486 sigbio = BIO_new_file(sigfile, "rb");
487 siglen = EVP_PKEY_size(sigkey);
488 sigbuf = OPENSSL_malloc(siglen);
490 BIO_printf(bio_err, "Error opening signature file %s\n",
492 ERR_print_errors(bio_err);
495 siglen = BIO_read(sigbio, sigbuf, siglen);
498 BIO_printf(bio_err, "Error reading signature file %s\n",
500 ERR_print_errors(bio_err);
504 inp=BIO_push(bmd,in);
509 BIO_get_md_ctx(bmd, &tctx);
510 md = EVP_MD_CTX_md(tctx);
515 BIO_set_fp(in,stdin,BIO_NOCLOSE);
516 err=do_fp(out, buf,inp,separator, out_bin, sigkey, sigbuf,
517 siglen,NULL,NULL,"stdin",bmd);
521 const char *md_name = NULL, *sig_name = NULL;
526 const EVP_PKEY_ASN1_METHOD *ameth;
527 ameth = EVP_PKEY_get0_asn1(sigkey);
529 EVP_PKEY_asn1_get0_info(NULL, NULL,
530 NULL, NULL, &sig_name, ameth);
533 md_name = EVP_MD_name(md);
536 for (i=0; i<argc; i++)
539 if (BIO_read_filename(in,argv[i]) <= 0)
546 r=do_fp(out,buf,inp,separator,out_bin,sigkey,sigbuf,
547 siglen,sig_name,md_name, argv[i],bmd);
550 (void)BIO_reset(bmd);
556 OPENSSL_cleanse(buf,BUFSIZE);
559 if (in != NULL) BIO_free(in);
561 OPENSSL_free(passin);
563 EVP_PKEY_free(sigkey);
565 sk_OPENSSL_STRING_free(sigopts);
567 sk_OPENSSL_STRING_free(macopts);
568 if(sigbuf) OPENSSL_free(sigbuf);
569 if (bmd != NULL) BIO_free(bmd);
574 int do_fp(BIO *out, unsigned char *buf, BIO *bp, int sep, int binout,
575 EVP_PKEY *key, unsigned char *sigin, int siglen,
576 const char *sig_name, const char *md_name,
577 const char *file,BIO *bmd)
584 i=BIO_read(bp,(char *)buf,BUFSIZE);
587 BIO_printf(bio_err, "Read Error in %s\n",file);
588 ERR_print_errors(bio_err);
596 BIO_get_md_ctx(bp, &ctx);
597 i = EVP_DigestVerifyFinal(ctx, sigin, (unsigned int)siglen);
599 BIO_printf(out, "Verified OK\n");
602 BIO_printf(out, "Verification Failure\n");
607 BIO_printf(bio_err, "Error Verifying Data\n");
608 ERR_print_errors(bio_err);
616 BIO_get_md_ctx(bp, &ctx);
618 if(!EVP_DigestSignFinal(ctx, buf, &len))
620 BIO_printf(bio_err, "Error Signing Data\n");
621 ERR_print_errors(bio_err);
627 len=BIO_gets(bp,(char *)buf,BUFSIZE);
630 ERR_print_errors(bio_err);
635 if(binout) BIO_write(out, buf, len);
638 for (i=0; i<(int)len; i++)
639 BIO_printf(out, "%02x",buf[i]);
640 BIO_printf(out, " *%s\n", file);
646 BIO_puts(out, sig_name);
648 BIO_printf(out, "-%s", md_name);
649 BIO_printf(out, "(%s)= ", file);
652 BIO_printf(out, "%s(%s)= ", md_name, file);
654 BIO_printf(out, "(%s)= ", file);
655 for (i=0; i<(int)len; i++)
658 BIO_printf(out, ":");
659 BIO_printf(out, "%02x",buf[i]);
661 BIO_printf(out, "\n");