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;
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 if (!load_config(bio_err, NULL))
119 /* first check the program name */
120 program_name(argv[0],pname,sizeof pname);
122 md=EVP_get_digestbyname(pname);
128 if ((*argv)[0] != '-') break;
129 if (strcmp(*argv,"-c") == 0)
131 else if (strcmp(*argv,"-rand") == 0)
133 if (--argc < 1) break;
136 else if (strcmp(*argv,"-out") == 0)
138 if (--argc < 1) break;
141 else if (strcmp(*argv,"-sign") == 0)
143 if (--argc < 1) break;
146 else if (strcmp(*argv,"-verify") == 0)
148 if (--argc < 1) break;
153 else if (strcmp(*argv,"-prverify") == 0)
155 if (--argc < 1) break;
159 else if (strcmp(*argv,"-signature") == 0)
161 if (--argc < 1) break;
164 else if (strcmp(*argv,"-keyform") == 0)
166 if (--argc < 1) break;
167 keyform=str2fmt(*(++argv));
169 else if (strcmp(*argv,"-engine") == 0)
171 if (--argc < 1) break;
174 else if (strcmp(*argv,"-hex") == 0)
176 else if (strcmp(*argv,"-binary") == 0)
178 else if (strcmp(*argv,"-d") == 0)
180 else if ((m=EVP_get_digestbyname(&((*argv)[1]))) != NULL)
191 if(do_verify && !sigfile) {
192 BIO_printf(bio_err, "No signature to verify: use the -signature option\n");
197 if ((argc > 0) && (argv[0][0] == '-')) /* bad option */
199 BIO_printf(bio_err,"unknown option '%s'\n",*argv);
200 BIO_printf(bio_err,"options are\n");
201 BIO_printf(bio_err,"-c to output the digest with separating colons\n");
202 BIO_printf(bio_err,"-d to output debug info\n");
203 BIO_printf(bio_err,"-hex output as hex dump\n");
204 BIO_printf(bio_err,"-binary output in binary form\n");
205 BIO_printf(bio_err,"-sign file sign digest using private key in file\n");
206 BIO_printf(bio_err,"-verify file verify a signature using public key in file\n");
207 BIO_printf(bio_err,"-prverify file verify a signature using private key in file\n");
208 BIO_printf(bio_err,"-keyform arg key file format (PEM or ENGINE)\n");
209 BIO_printf(bio_err,"-signature file signature to verify\n");
210 BIO_printf(bio_err,"-binary output in binary form\n");
211 BIO_printf(bio_err,"-engine e use engine e, possibly a hardware device.\n");
213 BIO_printf(bio_err,"-%3s to use the %s message digest algorithm (default)\n",
215 BIO_printf(bio_err,"-%3s to use the %s message digest algorithm\n",
217 BIO_printf(bio_err,"-%3s to use the %s message digest algorithm\n",
219 BIO_printf(bio_err,"-%3s to use the %s message digest algorithm\n",
221 BIO_printf(bio_err,"-%3s to use the %s message digest algorithm\n",
223 BIO_printf(bio_err,"-%3s to use the %s message digest algorithm\n",
225 BIO_printf(bio_err,"-%3s to use the %s message digest algorithm\n",
226 LN_ripemd160,LN_ripemd160);
231 e = setup_engine(bio_err, engine, 0);
233 in=BIO_new(BIO_s_file());
234 bmd=BIO_new(BIO_f_md());
237 BIO_set_callback(in,BIO_debug_callback);
238 /* needed for windows 3.1 */
239 BIO_set_callback_arg(in,bio_err);
242 if ((in == NULL) || (bmd == NULL))
244 ERR_print_errors(bio_err);
249 if(keyfile) out_bin = 1;
254 app_RAND_load_file(randfile, bio_err, 0);
258 out = BIO_new_file(outfile, "wb");
259 else out = BIO_new_file(outfile, "w");
261 out = BIO_new_fp(stdout, BIO_NOCLOSE);
262 #ifdef OPENSSL_SYS_VMS
264 BIO *tmpbio = BIO_new(BIO_f_linebuffer());
265 out = BIO_push(tmpbio, out);
271 BIO_printf(bio_err, "Error opening output file %s\n",
272 outfile ? outfile : "(stdout)");
273 ERR_print_errors(bio_err);
280 sigkey = load_pubkey(bio_err, keyfile, keyform, 0, NULL,
283 sigkey = load_key(bio_err, keyfile, keyform, 0, NULL,
287 /* load_[pub]key() has already printed an appropriate
293 if(sigfile && sigkey) {
295 sigbio = BIO_new_file(sigfile, "rb");
296 siglen = EVP_PKEY_size(sigkey);
297 sigbuf = OPENSSL_malloc(siglen);
299 BIO_printf(bio_err, "Error opening signature file %s\n",
301 ERR_print_errors(bio_err);
304 siglen = BIO_read(sigbio, sigbuf, siglen);
307 BIO_printf(bio_err, "Error reading signature file %s\n",
309 ERR_print_errors(bio_err);
316 /* we use md as a filter, reading from 'in' */
318 inp=BIO_push(bmd,in);
322 BIO_set_fp(in,stdin,BIO_NOCLOSE);
323 err=do_fp(out, buf,inp,separator, out_bin, sigkey, sigbuf,
324 siglen,"","(stdin)");
328 name=OBJ_nid2sn(md->type);
329 for (i=0; i<argc; i++)
331 char *tmp,*tofree=NULL;
334 if (BIO_read_filename(in,argv[i]) <= 0)
342 tmp=tofree=OPENSSL_malloc(strlen(name)+strlen(argv[i])+5);
343 sprintf(tmp,"%s(%s)= ",name,argv[i]);
347 r=do_fp(out,buf,inp,separator,out_bin,sigkey,sigbuf,
352 OPENSSL_free(tofree);
353 (void)BIO_reset(bmd);
359 OPENSSL_cleanse(buf,BUFSIZE);
362 if (in != NULL) BIO_free(in);
364 EVP_PKEY_free(sigkey);
365 if(sigbuf) OPENSSL_free(sigbuf);
366 if (bmd != NULL) BIO_free(bmd);
371 int do_fp(BIO *out, unsigned char *buf, BIO *bp, int sep, int binout,
372 EVP_PKEY *key, unsigned char *sigin, int siglen, const char *title,
380 i=BIO_read(bp,(char *)buf,BUFSIZE);
383 BIO_printf(bio_err, "Read Error in %s\n",file);
384 ERR_print_errors(bio_err);
392 BIO_get_md_ctx(bp, &ctx);
393 i = EVP_VerifyFinal(ctx, sigin, (unsigned int)siglen, key);
395 BIO_printf(out, "Verified OK\n");
398 BIO_printf(out, "Verification Failure\n");
403 BIO_printf(bio_err, "Error Verifying Data\n");
404 ERR_print_errors(bio_err);
412 BIO_get_md_ctx(bp, &ctx);
413 if(!EVP_SignFinal(ctx, buf, (unsigned int *)&len, key))
415 BIO_printf(bio_err, "Error Signing Data\n");
416 ERR_print_errors(bio_err);
421 len=BIO_gets(bp,(char *)buf,BUFSIZE);
423 if(binout) BIO_write(out, buf, len);
426 BIO_write(out,title,strlen(title));
427 for (i=0; i<len; i++)
430 BIO_printf(out, ":");
431 BIO_printf(out, "%02x",buf[i]);
433 BIO_printf(out, "\n");