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, const char *hmac_key,
82 int MAIN(int, char **);
84 int MAIN(int argc, char **argv)
87 unsigned char *buf = NULL;
89 const EVP_MD *md = NULL, *m;
94 #define PROG_NAME_SIZE 39
95 char pname[PROG_NAME_SIZE + 1];
98 int keyform = FORMAT_PEM;
99 const char *outfile = NULL, *keyfile = NULL;
100 const char *sigfile = NULL, *randfile = NULL;
101 int out_bin = -1, want_pub = 0, do_verify = 0;
102 EVP_PKEY *sigkey = NULL;
103 unsigned char *sigbuf = NULL;
105 unsigned int sig_flags = 0;
106 char *passargin = NULL, *passin = NULL;
107 #ifndef OPENSSL_NO_ENGINE
110 char *hmac_key = NULL;
111 int non_fips_allow = 0;
114 ERR_load_crypto_strings();
115 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);
134 if ((*argv)[0] != '-')
136 if (strcmp(*argv, "-c") == 0)
138 else if (strcmp(*argv, "-rand") == 0) {
141 randfile = *(++argv);
142 } else if (strcmp(*argv, "-out") == 0) {
146 } else if (strcmp(*argv, "-sign") == 0) {
150 } else if (!strcmp(*argv, "-passin")) {
154 } else if (strcmp(*argv, "-verify") == 0) {
160 } else if (strcmp(*argv, "-prverify") == 0) {
165 } else if (strcmp(*argv, "-x931") == 0)
166 sig_flags = EVP_MD_CTX_FLAG_PAD_X931;
167 else if (strcmp(*argv, "-pss_saltlen") == 0) {
171 saltlen = atoi(*(++argv));
173 sig_flags = EVP_MD_CTX_FLAG_PSS_MREC;
174 else if (saltlen == -2)
175 sig_flags = EVP_MD_CTX_FLAG_PSS_MDLEN;
176 else if (saltlen < -2 || saltlen >= 0xFFFE) {
177 BIO_printf(bio_err, "Invalid PSS salt length %d\n", saltlen);
182 sig_flags |= EVP_MD_CTX_FLAG_PAD_PSS;
183 } else if (strcmp(*argv, "-signature") == 0) {
187 } else if (strcmp(*argv, "-keyform") == 0) {
190 keyform = str2fmt(*(++argv));
192 #ifndef OPENSSL_NO_ENGINE
193 else if (strcmp(*argv, "-engine") == 0) {
199 else if (strcmp(*argv, "-hex") == 0)
201 else if (strcmp(*argv, "-binary") == 0)
203 else if (strcmp(*argv, "-d") == 0)
205 else if (strcmp(*argv, "-non-fips-allow") == 0)
207 else if (!strcmp(*argv, "-fips-fingerprint"))
208 hmac_key = "etaonrishdlcupfm";
209 else if (!strcmp(*argv, "-hmac")) {
213 } else if ((m = EVP_get_digestbyname(&((*argv)[1]))) != NULL)
224 if (do_verify && !sigfile) {
226 "No signature to verify: use the -signature option\n");
231 if ((argc > 0) && (argv[0][0] == '-')) { /* bad option */
232 BIO_printf(bio_err, "unknown option '%s'\n", *argv);
233 BIO_printf(bio_err, "options are\n");
235 "-c to output the digest with separating colons\n");
236 BIO_printf(bio_err, "-d to output debug info\n");
237 BIO_printf(bio_err, "-hex output as hex dump\n");
238 BIO_printf(bio_err, "-binary output in binary form\n");
240 "-sign file sign digest using private key in file\n");
242 "-verify file verify a signature using public key in file\n");
244 "-prverify file verify a signature using private key in file\n");
246 "-keyform arg key file format (PEM or ENGINE)\n");
247 BIO_printf(bio_err, "-signature file signature to verify\n");
248 BIO_printf(bio_err, "-binary output in binary form\n");
249 BIO_printf(bio_err, "-hmac key create hashed MAC with key\n");
250 #ifndef OPENSSL_NO_ENGINE
252 "-engine e use engine e, possibly a hardware device.\n");
256 "-%-14s to use the %s message digest algorithm (default)\n",
258 BIO_printf(bio_err, "-%-14s to use the %s message digest algorithm\n",
260 BIO_printf(bio_err, "-%-14s to use the %s message digest algorithm\n",
262 #ifndef OPENSSL_NO_SHA
263 BIO_printf(bio_err, "-%-14s to use the %s message digest algorithm\n",
265 BIO_printf(bio_err, "-%-14s to use the %s message digest algorithm\n",
267 # ifndef OPENSSL_NO_SHA256
268 BIO_printf(bio_err, "-%-14s to use the %s message digest algorithm\n",
269 LN_sha224, LN_sha224);
270 BIO_printf(bio_err, "-%-14s to use the %s message digest algorithm\n",
271 LN_sha256, LN_sha256);
273 # ifndef OPENSSL_NO_SHA512
274 BIO_printf(bio_err, "-%-14s to use the %s message digest algorithm\n",
275 LN_sha384, LN_sha384);
276 BIO_printf(bio_err, "-%-14s to use the %s message digest algorithm\n",
277 LN_sha512, LN_sha512);
280 BIO_printf(bio_err, "-%-14s to use the %s message digest algorithm\n",
282 BIO_printf(bio_err, "-%-14s to use the %s message digest algorithm\n",
283 LN_ripemd160, LN_ripemd160);
287 #ifndef OPENSSL_NO_ENGINE
288 e = setup_engine(bio_err, engine, 0);
291 in = BIO_new(BIO_s_file());
292 bmd = BIO_new(BIO_f_md());
294 BIO_set_callback(in, BIO_debug_callback);
295 /* needed for windows 3.1 */
296 BIO_set_callback_arg(in, (char *)bio_err);
299 if (!app_passwd(bio_err, passargin, NULL, &passin, NULL)) {
300 BIO_printf(bio_err, "Error getting password\n");
304 if ((in == NULL) || (bmd == NULL)) {
305 ERR_print_errors(bio_err);
317 app_RAND_load_file(randfile, bio_err, 0);
321 out = BIO_new_file(outfile, "wb");
323 out = BIO_new_file(outfile, "w");
325 out = BIO_new_fp(stdout, BIO_NOCLOSE);
326 #ifdef OPENSSL_SYS_VMS
328 BIO *tmpbio = BIO_new(BIO_f_linebuffer());
329 out = BIO_push(tmpbio, out);
335 BIO_printf(bio_err, "Error opening output file %s\n",
336 outfile ? outfile : "(stdout)");
337 ERR_print_errors(bio_err);
343 sigkey = load_pubkey(bio_err, keyfile, keyform, 0, NULL,
346 sigkey = load_key(bio_err, keyfile, keyform, 0, passin,
350 * load_[pub]key() has already printed an appropriate message
356 if (sigfile && sigkey) {
358 sigbio = BIO_new_file(sigfile, "rb");
359 siglen = EVP_PKEY_size(sigkey);
360 sigbuf = OPENSSL_malloc(siglen);
362 BIO_printf(bio_err, "Error opening signature file %s\n", sigfile);
363 ERR_print_errors(bio_err);
366 siglen = BIO_read(sigbio, sigbuf, siglen);
369 BIO_printf(bio_err, "Error reading signature file %s\n", sigfile);
370 ERR_print_errors(bio_err);
375 if (non_fips_allow) {
377 BIO_get_md_ctx(bmd, &md_ctx);
378 EVP_MD_CTX_set_flags(md_ctx, EVP_MD_CTX_FLAG_NON_FIPS_ALLOW);
383 BIO_get_md_ctx(bmd, &md_ctx);
384 EVP_MD_CTX_set_flags(md_ctx, sig_flags);
387 /* we use md as a filter, reading from 'in' */
388 if (!BIO_set_md(bmd, md)) {
389 BIO_printf(bio_err, "Error setting digest %s\n", pname);
390 ERR_print_errors(bio_err);
394 inp = BIO_push(bmd, in);
397 BIO_set_fp(in, stdin, BIO_NOCLOSE);
398 err = do_fp(out, buf, inp, separator, out_bin, sigkey, sigbuf,
399 siglen, "", "(stdin)", bmd, hmac_key, non_fips_allow);
401 name = OBJ_nid2sn(md->type);
403 for (i = 0; i < argc; i++) {
404 char *tmp, *tofree = NULL;
407 if (BIO_read_filename(in, argv[i]) <= 0) {
414 strlen(name) + strlen(argv[i]) + (hmac_key ? 5 : 0) + 5;
415 tmp = tofree = OPENSSL_malloc(len);
416 BIO_snprintf(tmp, len, "%s%s(%s)= ",
417 hmac_key ? "HMAC-" : "", name, argv[i]);
420 r = do_fp(out, buf, inp, separator, out_bin, sigkey, sigbuf,
421 siglen, tmp, argv[i], bmd, hmac_key, non_fips_allow);
425 OPENSSL_free(tofree);
426 (void)BIO_reset(bmd);
431 OPENSSL_cleanse(buf, BUFSIZE);
437 OPENSSL_free(passin);
439 EVP_PKEY_free(sigkey);
441 OPENSSL_free(sigbuf);
448 int do_fp(BIO *out, unsigned char *buf, BIO *bp, int sep, int binout,
449 EVP_PKEY *key, unsigned char *sigin, int siglen, const char *title,
450 const char *file, BIO *bmd, const char *hmac_key,
461 BIO_get_md(bmd, &md);
462 HMAC_CTX_init(&hmac_ctx);
463 HMAC_Init_ex(&hmac_ctx, hmac_key, strlen(hmac_key), md, NULL);
464 BIO_get_md_ctx(bmd, &md_ctx);
465 BIO_set_md_ctx(bmd, &hmac_ctx.md_ctx);
468 i = BIO_read(bp, (char *)buf, BUFSIZE);
470 BIO_printf(bio_err, "Read Error in %s\n", file);
471 ERR_print_errors(bio_err);
479 BIO_get_md_ctx(bp, &ctx);
480 i = EVP_VerifyFinal(ctx, sigin, (unsigned int)siglen, key);
482 BIO_printf(out, "Verified OK\n");
484 BIO_printf(out, "Verification Failure\n");
487 BIO_printf(bio_err, "Error Verifying Data\n");
488 ERR_print_errors(bio_err);
495 BIO_get_md_ctx(bp, &ctx);
496 if (!EVP_SignFinal(ctx, buf, (unsigned int *)&len, key)) {
497 BIO_printf(bio_err, "Error Signing Data\n");
498 ERR_print_errors(bio_err);
501 } else if (hmac_key) {
502 HMAC_Final(&hmac_ctx, buf, &len);
503 HMAC_CTX_cleanup(&hmac_ctx);
505 len = BIO_gets(bp, (char *)buf, BUFSIZE);
508 BIO_write(out, buf, len);
510 BIO_write(out, title, strlen(title));
511 for (i = 0; i < (int)len; i++) {
513 BIO_printf(out, ":");
514 BIO_printf(out, "%02x", buf[i]);
516 BIO_printf(out, "\n");
519 BIO_set_md_ctx(bmd, md_ctx);