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/engine.h>
72 #define BUFSIZE 1024*8
75 #define PROG dgst_main
77 void do_fp(BIO *out, unsigned char *buf, BIO *bp, int sep, int binout,
78 EVP_PKEY *key, unsigned char *sigin, int siglen);
80 int MAIN(int, char **);
82 int MAIN(int argc, char **argv)
85 unsigned char *buf=NULL;
87 const EVP_MD *md=NULL,*m;
92 #define PROG_NAME_SIZE 16
93 char pname[PROG_NAME_SIZE];
96 int keyform=FORMAT_PEM;
97 const char *outfile = NULL, *keyfile = NULL;
98 const char *sigfile = NULL, *randfile = NULL;
99 int out_bin = -1, want_pub = 0, do_verify = 0;
100 EVP_PKEY *sigkey = NULL;
101 unsigned char *sigbuf = NULL;
107 if ((buf=(unsigned char *)OPENSSL_malloc(BUFSIZE)) == NULL)
109 BIO_printf(bio_err,"out of memory\n");
113 if ((bio_err=BIO_new(BIO_s_file())) != NULL)
114 BIO_set_fp(bio_err,stderr,BIO_NOCLOSE|BIO_FP_TEXT);
116 /* first check the program name */
117 program_name(argv[0],pname,PROG_NAME_SIZE);
119 md=EVP_get_digestbyname(pname);
125 if ((*argv)[0] != '-') break;
126 if (strcmp(*argv,"-c") == 0)
128 else if (strcmp(*argv,"-rand") == 0)
130 if (--argc < 1) break;
133 else if (strcmp(*argv,"-out") == 0)
135 if (--argc < 1) break;
138 else if (strcmp(*argv,"-sign") == 0)
140 if (--argc < 1) break;
143 else if (strcmp(*argv,"-verify") == 0)
145 if (--argc < 1) break;
150 else if (strcmp(*argv,"-prverify") == 0)
152 if (--argc < 1) break;
156 else if (strcmp(*argv,"-signature") == 0)
158 if (--argc < 1) break;
161 else if (strcmp(*argv,"-keyform") == 0)
163 if (--argc < 1) break;
164 keyform=str2fmt(*(++argv));
166 else if (strcmp(*argv,"-engine") == 0)
168 if (--argc < 1) break;
171 else if (strcmp(*argv,"-hex") == 0)
173 else if (strcmp(*argv,"-binary") == 0)
175 else if (strcmp(*argv,"-d") == 0)
177 else if ((m=EVP_get_digestbyname(&((*argv)[1]))) != NULL)
188 if(do_verify && !sigfile) {
189 BIO_printf(bio_err, "No signature to verify: use the -signature option\n");
194 if ((argc > 0) && (argv[0][0] == '-')) /* bad option */
196 BIO_printf(bio_err,"unknown option '%s'\n",*argv);
197 BIO_printf(bio_err,"options are\n");
198 BIO_printf(bio_err,"-c to output the digest with separating colons\n");
199 BIO_printf(bio_err,"-d to output debug info\n");
200 BIO_printf(bio_err,"-hex output as hex dump\n");
201 BIO_printf(bio_err,"-binary output in binary form\n");
202 BIO_printf(bio_err,"-sign file sign digest using private key in file\n");
203 BIO_printf(bio_err,"-verify file verify a signature using public key in file\n");
204 BIO_printf(bio_err,"-prverify file verify a signature using private key in file\n");
205 BIO_printf(bio_err,"-keyform arg key file format (PEM or ENGINE)\n");
206 BIO_printf(bio_err,"-signature file signature to verify\n");
207 BIO_printf(bio_err,"-binary output in binary form\n");
208 BIO_printf(bio_err,"-engine e use engine e, possibly a hardware device.\n");
210 BIO_printf(bio_err,"-%3s to use the %s message digest algorithm (default)\n",
212 BIO_printf(bio_err,"-%3s to use the %s message digest algorithm\n",
214 BIO_printf(bio_err,"-%3s to use the %s message digest algorithm\n",
216 BIO_printf(bio_err,"-%3s to use the %s message digest algorithm\n",
218 BIO_printf(bio_err,"-%3s to use the %s message digest algorithm\n",
220 BIO_printf(bio_err,"-%3s to use the %s message digest algorithm\n",
222 BIO_printf(bio_err,"-%3s to use the %s message digest algorithm\n",
223 LN_ripemd160,LN_ripemd160);
230 if((e = ENGINE_by_id(engine)) == NULL)
232 BIO_printf(bio_err,"invalid engine \"%s\"\n",
236 if(!ENGINE_set_default(e, ENGINE_METHOD_ALL))
238 BIO_printf(bio_err,"can't use that engine\n");
241 BIO_printf(bio_err,"engine \"%s\" set.\n", engine);
242 /* Free our "structural" reference. */
246 in=BIO_new(BIO_s_file());
247 bmd=BIO_new(BIO_f_md());
250 BIO_set_callback(in,BIO_debug_callback);
251 /* needed for windows 3.1 */
252 BIO_set_callback_arg(in,bio_err);
255 if ((in == NULL) || (bmd == NULL))
257 ERR_print_errors(bio_err);
262 if(keyfile) out_bin = 1;
267 app_RAND_load_file(randfile, bio_err, 0);
271 out = BIO_new_file(outfile, "wb");
272 else out = BIO_new_file(outfile, "w");
274 out = BIO_new_fp(stdout, BIO_NOCLOSE);
275 #ifdef OPENSSL_SYS_VMS
277 BIO *tmpbio = BIO_new(BIO_f_linebuffer());
278 out = BIO_push(tmpbio, out);
284 BIO_printf(bio_err, "Error opening output file %s\n",
285 outfile ? outfile : "(stdout)");
286 ERR_print_errors(bio_err);
292 if (keyform == FORMAT_PEM)
295 keybio = BIO_new_file(keyfile, "r");
299 "Error opening key file %s\n",
301 ERR_print_errors(bio_err);
305 sigkey = PEM_read_bio_PUBKEY(keybio,
308 sigkey = PEM_read_bio_PrivateKey(keybio,
312 else if (keyform == FORMAT_ENGINE)
316 BIO_printf(bio_err,"no engine specified\n");
320 sigkey = ENGINE_load_public_key(e, keyfile, NULL);
322 sigkey = ENGINE_load_private_key(e, keyfile, NULL);
327 "bad input format specified for key file\n");
332 BIO_printf(bio_err, "Error reading key file %s\n",
334 ERR_print_errors(bio_err);
339 if(sigfile && sigkey) {
341 sigbio = BIO_new_file(sigfile, "rb");
342 siglen = EVP_PKEY_size(sigkey);
343 sigbuf = OPENSSL_malloc(siglen);
345 BIO_printf(bio_err, "Error opening signature file %s\n",
347 ERR_print_errors(bio_err);
350 siglen = BIO_read(sigbio, sigbuf, siglen);
353 BIO_printf(bio_err, "Error reading signature file %s\n",
355 ERR_print_errors(bio_err);
362 /* we use md as a filter, reading from 'in' */
364 inp=BIO_push(bmd,in);
368 BIO_set_fp(in,stdin,BIO_NOCLOSE);
369 do_fp(out, buf,inp,separator, out_bin, sigkey, sigbuf, siglen);
373 name=OBJ_nid2sn(md->type);
374 for (i=0; i<argc; i++)
376 if (BIO_read_filename(in,argv[i]) <= 0)
382 if(!out_bin) BIO_printf(out, "%s(%s)= ",name,argv[i]);
383 do_fp(out, buf,inp,separator, out_bin, sigkey,
385 (void)BIO_reset(bmd);
391 memset(buf,0,BUFSIZE);
394 if (in != NULL) BIO_free(in);
396 EVP_PKEY_free(sigkey);
397 if(sigbuf) OPENSSL_free(sigbuf);
398 if (bmd != NULL) BIO_free(bmd);
402 void do_fp(BIO *out, unsigned char *buf, BIO *bp, int sep, int binout,
403 EVP_PKEY *key, unsigned char *sigin, int siglen)
410 i=BIO_read(bp,(char *)buf,BUFSIZE);
416 BIO_get_md_ctx(bp, &ctx);
417 i = EVP_VerifyFinal(ctx, sigin, (unsigned int)siglen, key);
418 if(i > 0) BIO_printf(out, "Verified OK\n");
419 else if(i == 0) BIO_printf(out, "Verification Failure\n");
422 BIO_printf(bio_err, "Error Verifying Data\n");
423 ERR_print_errors(bio_err);
430 BIO_get_md_ctx(bp, &ctx);
431 if(!EVP_SignFinal(ctx, buf, (unsigned int *)&len, key))
433 BIO_printf(bio_err, "Error Signing Data\n");
434 ERR_print_errors(bio_err);
439 len=BIO_gets(bp,(char *)buf,BUFSIZE);
441 if(binout) BIO_write(out, buf, len);
444 for (i=0; i<len; i++)
447 BIO_printf(out, ":");
448 BIO_printf(out, "%02x",buf[i]);
450 BIO_printf(out, "\n");