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 static HMAC_CTX hmac_ctx;
79 int do_fp(BIO *out, unsigned char *buf, BIO *bp, int sep, int binout,
80 EVP_PKEY *key, unsigned char *sigin, int siglen, const char *title,
81 const char *file,BIO *bmd,const char *hmac_key);
83 int MAIN(int, char **);
85 int MAIN(int argc, char **argv)
88 unsigned char *buf=NULL;
90 const EVP_MD *md=NULL,*m;
95 #define PROG_NAME_SIZE 39
96 char pname[PROG_NAME_SIZE+1];
99 int keyform=FORMAT_PEM;
100 const char *outfile = NULL, *keyfile = NULL;
101 const char *sigfile = NULL, *randfile = NULL;
102 int out_bin = -1, want_pub = 0, do_verify = 0;
103 EVP_PKEY *sigkey = NULL;
104 unsigned char *sigbuf = NULL;
106 #ifndef OPENSSL_NO_ENGINE
113 if ((buf=(unsigned char *)OPENSSL_malloc(BUFSIZE)) == NULL)
115 BIO_printf(bio_err,"out of memory\n");
119 if ((bio_err=BIO_new(BIO_s_file())) != NULL)
120 BIO_set_fp(bio_err,stderr,BIO_NOCLOSE|BIO_FP_TEXT);
122 if (!load_config(bio_err, NULL))
125 /* first check the program name */
126 program_name(argv[0],pname,sizeof pname);
128 md=EVP_get_digestbyname(pname);
134 if ((*argv)[0] != '-') break;
135 if (strcmp(*argv,"-c") == 0)
137 else if (strcmp(*argv,"-rand") == 0)
139 if (--argc < 1) break;
142 else if (strcmp(*argv,"-out") == 0)
144 if (--argc < 1) break;
147 else if (strcmp(*argv,"-sign") == 0)
149 if (--argc < 1) break;
152 else if (strcmp(*argv,"-verify") == 0)
154 if (--argc < 1) break;
159 else if (strcmp(*argv,"-prverify") == 0)
161 if (--argc < 1) break;
165 else if (strcmp(*argv,"-signature") == 0)
167 if (--argc < 1) break;
170 else if (strcmp(*argv,"-keyform") == 0)
172 if (--argc < 1) break;
173 keyform=str2fmt(*(++argv));
175 #ifndef OPENSSL_NO_ENGINE
176 else if (strcmp(*argv,"-engine") == 0)
178 if (--argc < 1) break;
182 else if (strcmp(*argv,"-hex") == 0)
184 else if (strcmp(*argv,"-binary") == 0)
186 else if (strcmp(*argv,"-d") == 0)
188 else if (!strcmp(*argv,"-hmac"))
194 else if ((m=EVP_get_digestbyname(&((*argv)[1]))) != NULL)
205 if(do_verify && !sigfile) {
206 BIO_printf(bio_err, "No signature to verify: use the -signature option\n");
211 if ((argc > 0) && (argv[0][0] == '-')) /* bad option */
213 BIO_printf(bio_err,"unknown option '%s'\n",*argv);
214 BIO_printf(bio_err,"options are\n");
215 BIO_printf(bio_err,"-c to output the digest with separating colons\n");
216 BIO_printf(bio_err,"-d to output debug info\n");
217 BIO_printf(bio_err,"-hex output as hex dump\n");
218 BIO_printf(bio_err,"-binary output in binary form\n");
219 BIO_printf(bio_err,"-sign file sign digest using private key in file\n");
220 BIO_printf(bio_err,"-verify file verify a signature using public key in file\n");
221 BIO_printf(bio_err,"-prverify file verify a signature using private key in file\n");
222 BIO_printf(bio_err,"-keyform arg key file format (PEM or ENGINE)\n");
223 BIO_printf(bio_err,"-signature file signature to verify\n");
224 BIO_printf(bio_err,"-binary output in binary form\n");
225 #ifndef OPENSSL_NO_ENGINE
226 BIO_printf(bio_err,"-engine e use engine e, possibly a hardware device.\n");
229 BIO_printf(bio_err,"-%3s to use the %s message digest algorithm (default)\n",
231 BIO_printf(bio_err,"-%3s to use the %s message digest algorithm\n",
233 BIO_printf(bio_err,"-%3s to use the %s message digest algorithm\n",
235 BIO_printf(bio_err,"-%3s to use the %s message digest algorithm\n",
237 BIO_printf(bio_err,"-%3s to use the %s message digest algorithm\n",
239 BIO_printf(bio_err,"-%3s to use the %s message digest algorithm\n",
241 BIO_printf(bio_err,"-%3s to use the %s message digest algorithm\n",
242 LN_ripemd160,LN_ripemd160);
247 #ifndef OPENSSL_NO_ENGINE
248 e = setup_engine(bio_err, engine, 0);
251 in=BIO_new(BIO_s_file());
252 bmd=BIO_new(BIO_f_md());
255 BIO_set_callback(in,BIO_debug_callback);
256 /* needed for windows 3.1 */
257 BIO_set_callback_arg(in,bio_err);
260 if ((in == NULL) || (bmd == NULL))
262 ERR_print_errors(bio_err);
267 if(keyfile) out_bin = 1;
272 app_RAND_load_file(randfile, bio_err, 0);
276 out = BIO_new_file(outfile, "wb");
277 else out = BIO_new_file(outfile, "w");
279 out = BIO_new_fp(stdout, BIO_NOCLOSE);
280 #ifdef OPENSSL_SYS_VMS
282 BIO *tmpbio = BIO_new(BIO_f_linebuffer());
283 out = BIO_push(tmpbio, out);
289 BIO_printf(bio_err, "Error opening output file %s\n",
290 outfile ? outfile : "(stdout)");
291 ERR_print_errors(bio_err);
298 sigkey = load_pubkey(bio_err, keyfile, keyform, 0, NULL,
301 sigkey = load_key(bio_err, keyfile, keyform, 0, NULL,
305 /* load_[pub]key() has already printed an appropriate
311 if(sigfile && sigkey) {
313 sigbio = BIO_new_file(sigfile, "rb");
314 siglen = EVP_PKEY_size(sigkey);
315 sigbuf = OPENSSL_malloc(siglen);
317 BIO_printf(bio_err, "Error opening signature file %s\n",
319 ERR_print_errors(bio_err);
322 siglen = BIO_read(sigbio, sigbuf, siglen);
325 BIO_printf(bio_err, "Error reading signature file %s\n",
327 ERR_print_errors(bio_err);
332 /* we use md as a filter, reading from 'in' */
333 if (!BIO_set_md(bmd,md))
335 BIO_printf(bio_err, "Error setting digest %s\n", pname);
336 ERR_print_errors(bio_err);
340 inp=BIO_push(bmd,in);
344 BIO_set_fp(in,stdin,BIO_NOCLOSE);
345 err=do_fp(out, buf,inp,separator, out_bin, sigkey, sigbuf,
346 siglen,"","(stdin)",bmd,hmac_key);
350 name=OBJ_nid2sn(md->type);
351 for (i=0; i<argc; i++)
353 char *tmp,*tofree=NULL;
356 if (BIO_read_filename(in,argv[i]) <= 0)
364 size_t len = strlen(name)+strlen(argv[i])+(hmac_key ? 5 : 0)+5;
365 tmp=tofree=OPENSSL_malloc(len);
366 BIO_snprintf(tmp,len,"%s%s(%s)= ",
367 hmac_key ? "HMAC-" : "",name,argv[i]);
371 r=do_fp(out,buf,inp,separator,out_bin,sigkey,sigbuf,
372 siglen,tmp,argv[i],bmd,hmac_key);
376 OPENSSL_free(tofree);
377 (void)BIO_reset(bmd);
383 OPENSSL_cleanse(buf,BUFSIZE);
386 if (in != NULL) BIO_free(in);
388 EVP_PKEY_free(sigkey);
389 if(sigbuf) OPENSSL_free(sigbuf);
390 if (bmd != NULL) BIO_free(bmd);
395 int do_fp(BIO *out, unsigned char *buf, BIO *bp, int sep, int binout,
396 EVP_PKEY *key, unsigned char *sigin, int siglen, const char *title,
397 const char *file,BIO *bmd,const char *hmac_key)
408 HMAC_Init(&hmac_ctx,hmac_key,strlen(hmac_key),md);
409 BIO_get_md_ctx(bmd,&md_ctx);
410 BIO_set_md_ctx(bmd,&hmac_ctx.md_ctx);
414 i=BIO_read(bp,(char *)buf,BUFSIZE);
417 BIO_printf(bio_err, "Read Error in %s\n",file);
418 ERR_print_errors(bio_err);
426 BIO_get_md_ctx(bp, &ctx);
427 i = EVP_VerifyFinal(ctx, sigin, (unsigned int)siglen, key);
429 BIO_printf(out, "Verified OK\n");
432 BIO_printf(out, "Verification Failure\n");
437 BIO_printf(bio_err, "Error Verifying Data\n");
438 ERR_print_errors(bio_err);
446 BIO_get_md_ctx(bp, &ctx);
447 if(!EVP_SignFinal(ctx, buf, (unsigned int *)&len, key))
449 BIO_printf(bio_err, "Error Signing Data\n");
450 ERR_print_errors(bio_err);
456 HMAC_Final(&hmac_ctx,buf,&len);
457 HMAC_CTX_cleanup(&hmac_ctx);
460 len=BIO_gets(bp,(char *)buf,BUFSIZE);
462 if(binout) BIO_write(out, buf, len);
465 BIO_write(out,title,strlen(title));
466 for (i=0; (unsigned int)i<len; i++)
469 BIO_printf(out, ":");
470 BIO_printf(out, "%02x",buf[i]);
472 BIO_printf(out, "\n");
476 BIO_set_md_ctx(bmd,md_ctx);