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>
71 #define BUFSIZE 1024*8
74 #define PROG dgst_main
76 int do_fp(BIO *out, unsigned char *buf, BIO *bp, int sep, int binout,
77 EVP_PKEY *key, unsigned char *sigin, int siglen, const char *title,
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 39
93 char pname[PROG_NAME_SIZE+1];
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;
103 char *passargin = NULL, *passin = NULL;
104 #ifndef OPENSSL_NO_ENGINE
110 if ((buf=(unsigned char *)OPENSSL_malloc(BUFSIZE)) == NULL)
112 BIO_printf(bio_err,"out of memory\n");
116 if ((bio_err=BIO_new(BIO_s_file())) != NULL)
117 BIO_set_fp(bio_err,stderr,BIO_NOCLOSE|BIO_FP_TEXT);
119 if (!load_config(bio_err, NULL))
122 /* first check the program name */
123 program_name(argv[0],pname,sizeof pname);
125 md=EVP_get_digestbyname(pname);
131 if ((*argv)[0] != '-') break;
132 if (strcmp(*argv,"-c") == 0)
134 else if (strcmp(*argv,"-rand") == 0)
136 if (--argc < 1) break;
139 else if (strcmp(*argv,"-out") == 0)
141 if (--argc < 1) break;
144 else if (strcmp(*argv,"-sign") == 0)
146 if (--argc < 1) break;
149 else if (!strcmp(*argv,"-passin"))
155 else if (strcmp(*argv,"-verify") == 0)
157 if (--argc < 1) break;
162 else if (strcmp(*argv,"-prverify") == 0)
164 if (--argc < 1) break;
168 else if (strcmp(*argv,"-signature") == 0)
170 if (--argc < 1) break;
173 else if (strcmp(*argv,"-keyform") == 0)
175 if (--argc < 1) break;
176 keyform=str2fmt(*(++argv));
178 #ifndef OPENSSL_NO_ENGINE
179 else if (strcmp(*argv,"-engine") == 0)
181 if (--argc < 1) break;
183 e = setup_engine(bio_err, engine, 0);
186 else if (strcmp(*argv,"-hex") == 0)
188 else if (strcmp(*argv,"-binary") == 0)
190 else if (strcmp(*argv,"-d") == 0)
192 else if ((m=EVP_get_digestbyname(&((*argv)[1]))) != NULL)
203 if(do_verify && !sigfile) {
204 BIO_printf(bio_err, "No signature to verify: use the -signature option\n");
209 if ((argc > 0) && (argv[0][0] == '-')) /* bad option */
211 BIO_printf(bio_err,"unknown option '%s'\n",*argv);
212 BIO_printf(bio_err,"options are\n");
213 BIO_printf(bio_err,"-c to output the digest with separating colons\n");
214 BIO_printf(bio_err,"-d to output debug info\n");
215 BIO_printf(bio_err,"-hex output as hex dump\n");
216 BIO_printf(bio_err,"-binary output in binary form\n");
217 BIO_printf(bio_err,"-sign file sign digest using private key in file\n");
218 BIO_printf(bio_err,"-verify file verify a signature using public key in file\n");
219 BIO_printf(bio_err,"-prverify file verify a signature using private key in file\n");
220 BIO_printf(bio_err,"-keyform arg key file format (PEM or ENGINE)\n");
221 BIO_printf(bio_err,"-signature file signature to verify\n");
222 BIO_printf(bio_err,"-binary output in binary form\n");
223 #ifndef OPENSSL_NO_ENGINE
224 BIO_printf(bio_err,"-engine e use engine e, possibly a hardware device.\n");
227 BIO_printf(bio_err,"-%-14s to use the %s message digest algorithm (default)\n",
229 BIO_printf(bio_err,"-%-14s to use the %s message digest algorithm\n",
231 BIO_printf(bio_err,"-%-14s to use the %s message digest algorithm\n",
233 #ifndef OPENSSL_NO_SHA
234 BIO_printf(bio_err,"-%-14s to use the %s message digest algorithm\n",
236 #ifndef OPENSSL_NO_SHA256
237 BIO_printf(bio_err,"-%-14s to use the %s message digest algorithm\n",
238 LN_sha224,LN_sha224);
239 BIO_printf(bio_err,"-%-14s to use the %s message digest algorithm\n",
240 LN_sha256,LN_sha256);
242 #ifndef OPENSSL_NO_SHA512
243 BIO_printf(bio_err,"-%-14s to use the %s message digest algorithm\n",
244 LN_sha384,LN_sha384);
245 BIO_printf(bio_err,"-%-14s to use the %s message digest algorithm\n",
246 LN_sha512,LN_sha512);
249 BIO_printf(bio_err,"-%-14s to use the %s message digest algorithm\n",
251 BIO_printf(bio_err,"-%-14s to use the %s message digest algorithm\n",
252 LN_ripemd160,LN_ripemd160);
253 #ifndef OPENSSL_NO_WHIRLPOOL
254 BIO_printf(bio_err,"-%-14s to use the %s message digest algorithm\n",
255 SN_whirlpool,SN_whirlpool);
261 in=BIO_new(BIO_s_file());
262 bmd=BIO_new(BIO_f_md());
265 BIO_set_callback(in,BIO_debug_callback);
266 /* needed for windows 3.1 */
267 BIO_set_callback_arg(in,bio_err);
270 if(!app_passwd(bio_err, passargin, NULL, &passin, NULL))
272 BIO_printf(bio_err, "Error getting password\n");
276 if ((in == NULL) || (bmd == NULL))
278 ERR_print_errors(bio_err);
283 if(keyfile) out_bin = 1;
288 app_RAND_load_file(randfile, bio_err, 0);
292 out = BIO_new_file(outfile, "wb");
293 else out = BIO_new_file(outfile, "w");
295 out = BIO_new_fp(stdout, BIO_NOCLOSE);
296 #ifdef OPENSSL_SYS_VMS
298 BIO *tmpbio = BIO_new(BIO_f_linebuffer());
299 out = BIO_push(tmpbio, out);
305 BIO_printf(bio_err, "Error opening output file %s\n",
306 outfile ? outfile : "(stdout)");
307 ERR_print_errors(bio_err);
314 sigkey = load_pubkey(bio_err, keyfile, keyform, 0, NULL,
317 sigkey = load_key(bio_err, keyfile, keyform, 0, passin,
321 /* load_[pub]key() has already printed an appropriate
327 if(sigfile && sigkey) {
329 sigbio = BIO_new_file(sigfile, "rb");
330 siglen = EVP_PKEY_size(sigkey);
331 sigbuf = OPENSSL_malloc(siglen);
333 BIO_printf(bio_err, "Error opening signature file %s\n",
335 ERR_print_errors(bio_err);
338 siglen = BIO_read(sigbio, sigbuf, siglen);
341 BIO_printf(bio_err, "Error reading signature file %s\n",
343 ERR_print_errors(bio_err);
350 /* we use md as a filter, reading from 'in' */
351 if (!BIO_set_md(bmd,md))
353 BIO_printf(bio_err, "Error setting digest %s\n", pname);
354 ERR_print_errors(bio_err);
358 inp=BIO_push(bmd,in);
362 BIO_set_fp(in,stdin,BIO_NOCLOSE);
363 err=do_fp(out, buf,inp,separator, out_bin, sigkey, sigbuf,
364 siglen,"","(stdin)");
368 name=OBJ_nid2sn(md->type);
369 for (i=0; i<argc; i++)
371 char *tmp,*tofree=NULL;
374 if (BIO_read_filename(in,argv[i]) <= 0)
382 size_t len = strlen(name)+strlen(argv[i])+5;
383 tmp=tofree=OPENSSL_malloc(len);
384 BIO_snprintf(tmp,len,"%s(%s)= ",name,argv[i]);
388 r=do_fp(out,buf,inp,separator,out_bin,sigkey,sigbuf,
393 OPENSSL_free(tofree);
394 (void)BIO_reset(bmd);
400 OPENSSL_cleanse(buf,BUFSIZE);
403 if (in != NULL) BIO_free(in);
405 OPENSSL_free(passin);
407 EVP_PKEY_free(sigkey);
408 if(sigbuf) OPENSSL_free(sigbuf);
409 if (bmd != NULL) BIO_free(bmd);
414 int do_fp(BIO *out, unsigned char *buf, BIO *bp, int sep, int binout,
415 EVP_PKEY *key, unsigned char *sigin, int siglen, const char *title,
423 i=BIO_read(bp,(char *)buf,BUFSIZE);
426 BIO_printf(bio_err, "Read Error in %s\n",file);
427 ERR_print_errors(bio_err);
435 BIO_get_md_ctx(bp, &ctx);
436 i = EVP_VerifyFinal(ctx, sigin, (unsigned int)siglen, key);
438 BIO_printf(out, "Verified OK\n");
441 BIO_printf(out, "Verification Failure\n");
446 BIO_printf(bio_err, "Error Verifying Data\n");
447 ERR_print_errors(bio_err);
455 BIO_get_md_ctx(bp, &ctx);
456 if(!EVP_SignFinal(ctx, buf, (unsigned int *)&len, key))
458 BIO_printf(bio_err, "Error Signing Data\n");
459 ERR_print_errors(bio_err);
464 len=BIO_gets(bp,(char *)buf,BUFSIZE);
466 if(binout) BIO_write(out, buf, len);
469 BIO_write(out,title,strlen(title));
470 for (i=0; i<len; i++)
473 BIO_printf(out, ":");
474 BIO_printf(out, "%02x",buf[i]);
476 BIO_printf(out, "\n");