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 char *passargin = NULL, *passin = NULL;
107 #ifndef OPENSSL_NO_ENGINE
114 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);
135 if ((*argv)[0] != '-') break;
136 if (strcmp(*argv,"-c") == 0)
138 else if (strcmp(*argv,"-rand") == 0)
140 if (--argc < 1) break;
143 else if (strcmp(*argv,"-out") == 0)
145 if (--argc < 1) break;
148 else if (strcmp(*argv,"-sign") == 0)
150 if (--argc < 1) break;
153 else if (!strcmp(*argv,"-passin"))
159 else if (strcmp(*argv,"-verify") == 0)
161 if (--argc < 1) break;
166 else if (strcmp(*argv,"-prverify") == 0)
168 if (--argc < 1) break;
172 else if (strcmp(*argv,"-signature") == 0)
174 if (--argc < 1) break;
177 else if (strcmp(*argv,"-keyform") == 0)
179 if (--argc < 1) break;
180 keyform=str2fmt(*(++argv));
182 #ifndef OPENSSL_NO_ENGINE
183 else if (strcmp(*argv,"-engine") == 0)
185 if (--argc < 1) break;
189 else if (strcmp(*argv,"-hex") == 0)
191 else if (strcmp(*argv,"-binary") == 0)
193 else if (strcmp(*argv,"-d") == 0)
195 else if (!strcmp(*argv,"-hmac"))
201 else if ((m=EVP_get_digestbyname(&((*argv)[1]))) != NULL)
212 if(do_verify && !sigfile) {
213 BIO_printf(bio_err, "No signature to verify: use the -signature option\n");
218 if ((argc > 0) && (argv[0][0] == '-')) /* bad option */
220 BIO_printf(bio_err,"unknown option '%s'\n",*argv);
221 BIO_printf(bio_err,"options are\n");
222 BIO_printf(bio_err,"-c to output the digest with separating colons\n");
223 BIO_printf(bio_err,"-d to output debug info\n");
224 BIO_printf(bio_err,"-hex output as hex dump\n");
225 BIO_printf(bio_err,"-binary output in binary form\n");
226 BIO_printf(bio_err,"-sign file sign digest using private key in file\n");
227 BIO_printf(bio_err,"-verify file verify a signature using public key in file\n");
228 BIO_printf(bio_err,"-prverify file verify a signature using private key in file\n");
229 BIO_printf(bio_err,"-keyform arg key file format (PEM or ENGINE)\n");
230 BIO_printf(bio_err,"-signature file signature to verify\n");
231 BIO_printf(bio_err,"-binary output in binary form\n");
232 #ifndef OPENSSL_NO_ENGINE
233 BIO_printf(bio_err,"-engine e use engine e, possibly a hardware device.\n");
236 BIO_printf(bio_err,"-%3s to use the %s message digest algorithm (default)\n",
238 BIO_printf(bio_err,"-%3s to use the %s message digest algorithm\n",
240 BIO_printf(bio_err,"-%3s to use the %s message digest algorithm\n",
242 BIO_printf(bio_err,"-%3s to use the %s message digest algorithm\n",
244 BIO_printf(bio_err,"-%3s to use the %s message digest algorithm\n",
246 BIO_printf(bio_err,"-%3s to use the %s message digest algorithm\n",
248 BIO_printf(bio_err,"-%3s to use the %s message digest algorithm\n",
249 LN_ripemd160,LN_ripemd160);
254 #ifndef OPENSSL_NO_ENGINE
255 e = setup_engine(bio_err, engine, 0);
258 in=BIO_new(BIO_s_file());
259 bmd=BIO_new(BIO_f_md());
262 BIO_set_callback(in,BIO_debug_callback);
263 /* needed for windows 3.1 */
264 BIO_set_callback_arg(in,bio_err);
267 if(!app_passwd(bio_err, passargin, NULL, &passin, NULL))
269 BIO_printf(bio_err, "Error getting password\n");
273 if ((in == NULL) || (bmd == NULL))
275 ERR_print_errors(bio_err);
280 if(keyfile) out_bin = 1;
285 app_RAND_load_file(randfile, bio_err, 0);
289 out = BIO_new_file(outfile, "wb");
290 else out = BIO_new_file(outfile, "w");
292 out = BIO_new_fp(stdout, BIO_NOCLOSE);
293 #ifdef OPENSSL_SYS_VMS
295 BIO *tmpbio = BIO_new(BIO_f_linebuffer());
296 out = BIO_push(tmpbio, out);
302 BIO_printf(bio_err, "Error opening output file %s\n",
303 outfile ? outfile : "(stdout)");
304 ERR_print_errors(bio_err);
311 sigkey = load_pubkey(bio_err, keyfile, keyform, 0, NULL,
314 sigkey = load_key(bio_err, keyfile, keyform, 0, passin,
318 /* load_[pub]key() has already printed an appropriate
324 if(sigfile && sigkey) {
326 sigbio = BIO_new_file(sigfile, "rb");
327 siglen = EVP_PKEY_size(sigkey);
328 sigbuf = OPENSSL_malloc(siglen);
330 BIO_printf(bio_err, "Error opening signature file %s\n",
332 ERR_print_errors(bio_err);
335 siglen = BIO_read(sigbio, sigbuf, siglen);
338 BIO_printf(bio_err, "Error reading signature file %s\n",
340 ERR_print_errors(bio_err);
345 /* we use md as a filter, reading from 'in' */
346 if (!BIO_set_md(bmd,md))
348 BIO_printf(bio_err, "Error setting digest %s\n", pname);
349 ERR_print_errors(bio_err);
353 inp=BIO_push(bmd,in);
357 BIO_set_fp(in,stdin,BIO_NOCLOSE);
358 err=do_fp(out, buf,inp,separator, out_bin, sigkey, sigbuf,
359 siglen,"","(stdin)",bmd,hmac_key);
363 name=OBJ_nid2sn(md->type);
364 for (i=0; i<argc; i++)
366 char *tmp,*tofree=NULL;
369 if (BIO_read_filename(in,argv[i]) <= 0)
377 size_t len = strlen(name)+strlen(argv[i])+(hmac_key ? 5 : 0)+5;
378 tmp=tofree=OPENSSL_malloc(len);
379 BIO_snprintf(tmp,len,"%s%s(%s)= ",
380 hmac_key ? "HMAC-" : "",name,argv[i]);
384 r=do_fp(out,buf,inp,separator,out_bin,sigkey,sigbuf,
385 siglen,tmp,argv[i],bmd,hmac_key);
389 OPENSSL_free(tofree);
390 (void)BIO_reset(bmd);
396 OPENSSL_cleanse(buf,BUFSIZE);
399 if (in != NULL) BIO_free(in);
401 OPENSSL_free(passin);
403 EVP_PKEY_free(sigkey);
404 if(sigbuf) OPENSSL_free(sigbuf);
405 if (bmd != NULL) BIO_free(bmd);
410 int do_fp(BIO *out, unsigned char *buf, BIO *bp, int sep, int binout,
411 EVP_PKEY *key, unsigned char *sigin, int siglen, const char *title,
412 const char *file,BIO *bmd,const char *hmac_key)
423 HMAC_Init(&hmac_ctx,hmac_key,strlen(hmac_key),md);
424 BIO_get_md_ctx(bmd,&md_ctx);
425 BIO_set_md_ctx(bmd,&hmac_ctx.md_ctx);
429 i=BIO_read(bp,(char *)buf,BUFSIZE);
432 BIO_printf(bio_err, "Read Error in %s\n",file);
433 ERR_print_errors(bio_err);
441 BIO_get_md_ctx(bp, &ctx);
442 i = EVP_VerifyFinal(ctx, sigin, (unsigned int)siglen, key);
444 BIO_printf(out, "Verified OK\n");
447 BIO_printf(out, "Verification Failure\n");
452 BIO_printf(bio_err, "Error Verifying Data\n");
453 ERR_print_errors(bio_err);
461 BIO_get_md_ctx(bp, &ctx);
462 if(!EVP_SignFinal(ctx, buf, (unsigned int *)&len, key))
464 BIO_printf(bio_err, "Error Signing Data\n");
465 ERR_print_errors(bio_err);
471 HMAC_Final(&hmac_ctx,buf,&len);
472 HMAC_CTX_cleanup(&hmac_ctx);
475 len=BIO_gets(bp,(char *)buf,BUFSIZE);
477 if(binout) BIO_write(out, buf, len);
480 BIO_write(out,title,strlen(title));
481 for (i=0; (unsigned int)i<len; i++)
484 BIO_printf(out, ":");
485 BIO_printf(out, "%02x",buf[i]);
487 BIO_printf(out, "\n");
491 BIO_set_md_ctx(bmd,md_ctx);