source: EcnlProtoTool/trunk/openssl-1.1.0e/apps/dgst.c@ 331

Last change on this file since 331 was 331, checked in by coas-nagasima, 6 years ago

prototoolに関連するプロジェクトをnewlibからmuslを使うよう変更・更新
ntshellをnewlibの下位の実装から、muslのsyscallの実装に変更・更新
以下のOSSをアップデート
・mruby-1.3.0
・musl-1.1.18
・onigmo-6.1.3
・tcc-0.9.27
以下のOSSを追加
・openssl-1.1.0e
・curl-7.57.0
・zlib-1.2.11
以下のmrbgemsを追加
・iij/mruby-digest
・iij/mruby-env
・iij/mruby-errno
・iij/mruby-iijson
・iij/mruby-ipaddr
・iij/mruby-mock
・iij/mruby-require
・iij/mruby-tls-openssl
  • Property svn:eol-style set to native
  • Property svn:mime-type set to text/x-csrc
File size: 14.7 KB
Line 
1/*
2 * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved.
3 *
4 * Licensed under the OpenSSL license (the "License"). You may not use
5 * this file except in compliance with the License. You can obtain a copy
6 * in the file LICENSE in the source distribution or at
7 * https://www.openssl.org/source/license.html
8 */
9
10#include <stdio.h>
11#include <string.h>
12#include <stdlib.h>
13#include "apps.h"
14#include <openssl/bio.h>
15#include <openssl/err.h>
16#include <openssl/evp.h>
17#include <openssl/objects.h>
18#include <openssl/x509.h>
19#include <openssl/pem.h>
20#include <openssl/hmac.h>
21
22#undef BUFSIZE
23#define BUFSIZE 1024*8
24
25int do_fp(BIO *out, unsigned char *buf, BIO *bp, int sep, int binout,
26 EVP_PKEY *key, unsigned char *sigin, int siglen,
27 const char *sig_name, const char *md_name,
28 const char *file);
29
30typedef enum OPTION_choice {
31 OPT_ERR = -1, OPT_EOF = 0, OPT_HELP,
32 OPT_C, OPT_R, OPT_RAND, OPT_OUT, OPT_SIGN, OPT_PASSIN, OPT_VERIFY,
33 OPT_PRVERIFY, OPT_SIGNATURE, OPT_KEYFORM, OPT_ENGINE, OPT_ENGINE_IMPL,
34 OPT_HEX, OPT_BINARY, OPT_DEBUG, OPT_FIPS_FINGERPRINT,
35 OPT_HMAC, OPT_MAC, OPT_SIGOPT, OPT_MACOPT,
36 OPT_DIGEST
37} OPTION_CHOICE;
38
39OPTIONS dgst_options[] = {
40 {OPT_HELP_STR, 1, '-', "Usage: %s [options] [file...]\n"},
41 {OPT_HELP_STR, 1, '-',
42 " file... files to digest (default is stdin)\n"},
43 {"help", OPT_HELP, '-', "Display this summary"},
44 {"c", OPT_C, '-', "Print the digest with separating colons"},
45 {"r", OPT_R, '-', "Print the digest in coreutils format"},
46 {"rand", OPT_RAND, 's',
47 "Use file(s) containing random data to seed RNG or an EGD sock"},
48 {"out", OPT_OUT, '>', "Output to filename rather than stdout"},
49 {"passin", OPT_PASSIN, 's', "Input file pass phrase source"},
50 {"sign", OPT_SIGN, 's', "Sign digest using private key"},
51 {"verify", OPT_VERIFY, 's',
52 "Verify a signature using public key"},
53 {"prverify", OPT_PRVERIFY, 's',
54 "Verify a signature using private key"},
55 {"signature", OPT_SIGNATURE, '<', "File with signature to verify"},
56 {"keyform", OPT_KEYFORM, 'f', "Key file format (PEM or ENGINE)"},
57 {"hex", OPT_HEX, '-', "Print as hex dump"},
58 {"binary", OPT_BINARY, '-', "Print in binary form"},
59 {"d", OPT_DEBUG, '-', "Print debug info"},
60 {"debug", OPT_DEBUG, '-', "Print debug info"},
61 {"fips-fingerprint", OPT_FIPS_FINGERPRINT, '-',
62 "Compute HMAC with the key used in OpenSSL-FIPS fingerprint"},
63 {"hmac", OPT_HMAC, 's', "Create hashed MAC with key"},
64 {"mac", OPT_MAC, 's', "Create MAC (not necessarily HMAC)"},
65 {"sigopt", OPT_SIGOPT, 's', "Signature parameter in n:v form"},
66 {"macopt", OPT_MACOPT, 's', "MAC algorithm parameters in n:v form or key"},
67 {"", OPT_DIGEST, '-', "Any supported digest"},
68#ifndef OPENSSL_NO_ENGINE
69 {"engine", OPT_ENGINE, 's', "Use engine e, possibly a hardware device"},
70 {"engine_impl", OPT_ENGINE_IMPL, '-',
71 "Also use engine given by -engine for digest operations"},
72#endif
73 {NULL}
74};
75
76int dgst_main(int argc, char **argv)
77{
78 BIO *in = NULL, *inp, *bmd = NULL, *out = NULL;
79 ENGINE *e = NULL, *impl = NULL;
80 EVP_PKEY *sigkey = NULL;
81 STACK_OF(OPENSSL_STRING) *sigopts = NULL, *macopts = NULL;
82 char *hmac_key = NULL;
83 char *mac_name = NULL;
84 char *passinarg = NULL, *passin = NULL;
85 const EVP_MD *md = NULL, *m;
86 const char *outfile = NULL, *keyfile = NULL, *prog = NULL;
87 const char *sigfile = NULL, *randfile = NULL;
88 OPTION_CHOICE o;
89 int separator = 0, debug = 0, keyform = FORMAT_PEM, siglen = 0;
90 int i, ret = 1, out_bin = -1, want_pub = 0, do_verify = 0;
91 unsigned char *buf = NULL, *sigbuf = NULL;
92 int engine_impl = 0;
93
94 prog = opt_progname(argv[0]);
95 buf = app_malloc(BUFSIZE, "I/O buffer");
96 md = EVP_get_digestbyname(prog);
97
98 prog = opt_init(argc, argv, dgst_options);
99 while ((o = opt_next()) != OPT_EOF) {
100 switch (o) {
101 case OPT_EOF:
102 case OPT_ERR:
103 opthelp:
104 BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
105 goto end;
106 case OPT_HELP:
107 opt_help(dgst_options);
108 ret = 0;
109 goto end;
110 case OPT_C:
111 separator = 1;
112 break;
113 case OPT_R:
114 separator = 2;
115 break;
116 case OPT_RAND:
117 randfile = opt_arg();
118 break;
119 case OPT_OUT:
120 outfile = opt_arg();
121 break;
122 case OPT_SIGN:
123 keyfile = opt_arg();
124 break;
125 case OPT_PASSIN:
126 passinarg = opt_arg();
127 break;
128 case OPT_VERIFY:
129 keyfile = opt_arg();
130 want_pub = do_verify = 1;
131 break;
132 case OPT_PRVERIFY:
133 keyfile = opt_arg();
134 do_verify = 1;
135 break;
136 case OPT_SIGNATURE:
137 sigfile = opt_arg();
138 break;
139 case OPT_KEYFORM:
140 if (!opt_format(opt_arg(), OPT_FMT_ANY, &keyform))
141 goto opthelp;
142 break;
143 case OPT_ENGINE:
144 e = setup_engine(opt_arg(), 0);
145 break;
146 case OPT_ENGINE_IMPL:
147 engine_impl = 1;
148 break;
149 case OPT_HEX:
150 out_bin = 0;
151 break;
152 case OPT_BINARY:
153 out_bin = 1;
154 break;
155 case OPT_DEBUG:
156 debug = 1;
157 break;
158 case OPT_FIPS_FINGERPRINT:
159 hmac_key = "etaonrishdlcupfm";
160 break;
161 case OPT_HMAC:
162 hmac_key = opt_arg();
163 break;
164 case OPT_MAC:
165 mac_name = opt_arg();
166 break;
167 case OPT_SIGOPT:
168 if (!sigopts)
169 sigopts = sk_OPENSSL_STRING_new_null();
170 if (!sigopts || !sk_OPENSSL_STRING_push(sigopts, opt_arg()))
171 goto opthelp;
172 break;
173 case OPT_MACOPT:
174 if (!macopts)
175 macopts = sk_OPENSSL_STRING_new_null();
176 if (!macopts || !sk_OPENSSL_STRING_push(macopts, opt_arg()))
177 goto opthelp;
178 break;
179 case OPT_DIGEST:
180 if (!opt_md(opt_unknown(), &m))
181 goto opthelp;
182 md = m;
183 break;
184 }
185 }
186 argc = opt_num_rest();
187 argv = opt_rest();
188 if (keyfile != NULL && argc > 1) {
189 BIO_printf(bio_err, "%s: Can only sign or verify one file.\n", prog);
190 goto end;
191 }
192
193 if (do_verify && !sigfile) {
194 BIO_printf(bio_err,
195 "No signature to verify: use the -signature option\n");
196 goto end;
197 }
198 if (engine_impl)
199 impl = e;
200
201 in = BIO_new(BIO_s_file());
202 bmd = BIO_new(BIO_f_md());
203 if ((in == NULL) || (bmd == NULL)) {
204 ERR_print_errors(bio_err);
205 goto end;
206 }
207
208 if (debug) {
209 BIO_set_callback(in, BIO_debug_callback);
210 /* needed for windows 3.1 */
211 BIO_set_callback_arg(in, (char *)bio_err);
212 }
213
214 if (!app_passwd(passinarg, NULL, &passin, NULL)) {
215 BIO_printf(bio_err, "Error getting password\n");
216 goto end;
217 }
218
219 if (out_bin == -1) {
220 if (keyfile)
221 out_bin = 1;
222 else
223 out_bin = 0;
224 }
225
226 if (randfile)
227 app_RAND_load_file(randfile, 0);
228
229 out = bio_open_default(outfile, 'w', out_bin ? FORMAT_BINARY : FORMAT_TEXT);
230 if (out == NULL)
231 goto end;
232
233 if ((! !mac_name + ! !keyfile + ! !hmac_key) > 1) {
234 BIO_printf(bio_err, "MAC and Signing key cannot both be specified\n");
235 goto end;
236 }
237
238 if (keyfile) {
239 if (want_pub)
240 sigkey = load_pubkey(keyfile, keyform, 0, NULL, e, "key file");
241 else
242 sigkey = load_key(keyfile, keyform, 0, passin, e, "key file");
243 if (!sigkey) {
244 /*
245 * load_[pub]key() has already printed an appropriate message
246 */
247 goto end;
248 }
249 }
250
251 if (mac_name) {
252 EVP_PKEY_CTX *mac_ctx = NULL;
253 int r = 0;
254 if (!init_gen_str(&mac_ctx, mac_name, impl, 0))
255 goto mac_end;
256 if (macopts) {
257 char *macopt;
258 for (i = 0; i < sk_OPENSSL_STRING_num(macopts); i++) {
259 macopt = sk_OPENSSL_STRING_value(macopts, i);
260 if (pkey_ctrl_string(mac_ctx, macopt) <= 0) {
261 BIO_printf(bio_err,
262 "MAC parameter error \"%s\"\n", macopt);
263 ERR_print_errors(bio_err);
264 goto mac_end;
265 }
266 }
267 }
268 if (EVP_PKEY_keygen(mac_ctx, &sigkey) <= 0) {
269 BIO_puts(bio_err, "Error generating key\n");
270 ERR_print_errors(bio_err);
271 goto mac_end;
272 }
273 r = 1;
274 mac_end:
275 EVP_PKEY_CTX_free(mac_ctx);
276 if (r == 0)
277 goto end;
278 }
279
280 if (hmac_key) {
281 sigkey = EVP_PKEY_new_mac_key(EVP_PKEY_HMAC, impl,
282 (unsigned char *)hmac_key, -1);
283 if (!sigkey)
284 goto end;
285 }
286
287 if (sigkey) {
288 EVP_MD_CTX *mctx = NULL;
289 EVP_PKEY_CTX *pctx = NULL;
290 int r;
291 if (!BIO_get_md_ctx(bmd, &mctx)) {
292 BIO_printf(bio_err, "Error getting context\n");
293 ERR_print_errors(bio_err);
294 goto end;
295 }
296 if (do_verify)
297 r = EVP_DigestVerifyInit(mctx, &pctx, md, impl, sigkey);
298 else
299 r = EVP_DigestSignInit(mctx, &pctx, md, impl, sigkey);
300 if (!r) {
301 BIO_printf(bio_err, "Error setting context\n");
302 ERR_print_errors(bio_err);
303 goto end;
304 }
305 if (sigopts) {
306 char *sigopt;
307 for (i = 0; i < sk_OPENSSL_STRING_num(sigopts); i++) {
308 sigopt = sk_OPENSSL_STRING_value(sigopts, i);
309 if (pkey_ctrl_string(pctx, sigopt) <= 0) {
310 BIO_printf(bio_err, "parameter error \"%s\"\n", sigopt);
311 ERR_print_errors(bio_err);
312 goto end;
313 }
314 }
315 }
316 }
317 /* we use md as a filter, reading from 'in' */
318 else {
319 EVP_MD_CTX *mctx = NULL;
320 if (!BIO_get_md_ctx(bmd, &mctx)) {
321 BIO_printf(bio_err, "Error getting context\n");
322 ERR_print_errors(bio_err);
323 goto end;
324 }
325 if (md == NULL)
326 md = EVP_sha256();
327 if (!EVP_DigestInit_ex(mctx, md, impl)) {
328 BIO_printf(bio_err, "Error setting digest\n");
329 ERR_print_errors(bio_err);
330 goto end;
331 }
332 }
333
334 if (sigfile && sigkey) {
335 BIO *sigbio = BIO_new_file(sigfile, "rb");
336 if (!sigbio) {
337 BIO_printf(bio_err, "Error opening signature file %s\n", sigfile);
338 ERR_print_errors(bio_err);
339 goto end;
340 }
341 siglen = EVP_PKEY_size(sigkey);
342 sigbuf = app_malloc(siglen, "signature buffer");
343 siglen = BIO_read(sigbio, sigbuf, siglen);
344 BIO_free(sigbio);
345 if (siglen <= 0) {
346 BIO_printf(bio_err, "Error reading signature file %s\n", sigfile);
347 ERR_print_errors(bio_err);
348 goto end;
349 }
350 }
351 inp = BIO_push(bmd, in);
352
353 if (md == NULL) {
354 EVP_MD_CTX *tctx;
355 BIO_get_md_ctx(bmd, &tctx);
356 md = EVP_MD_CTX_md(tctx);
357 }
358
359 if (argc == 0) {
360 BIO_set_fp(in, stdin, BIO_NOCLOSE);
361 ret = do_fp(out, buf, inp, separator, out_bin, sigkey, sigbuf,
362 siglen, NULL, NULL, "stdin");
363 } else {
364 const char *md_name = NULL, *sig_name = NULL;
365 if (!out_bin) {
366 if (sigkey) {
367 const EVP_PKEY_ASN1_METHOD *ameth;
368 ameth = EVP_PKEY_get0_asn1(sigkey);
369 if (ameth)
370 EVP_PKEY_asn1_get0_info(NULL, NULL,
371 NULL, NULL, &sig_name, ameth);
372 }
373 if (md)
374 md_name = EVP_MD_name(md);
375 }
376 ret = 0;
377 for (i = 0; i < argc; i++) {
378 int r;
379 if (BIO_read_filename(in, argv[i]) <= 0) {
380 perror(argv[i]);
381 ret++;
382 continue;
383 } else
384 r = do_fp(out, buf, inp, separator, out_bin, sigkey, sigbuf,
385 siglen, sig_name, md_name, argv[i]);
386 if (r)
387 ret = r;
388 (void)BIO_reset(bmd);
389 }
390 }
391 end:
392 OPENSSL_clear_free(buf, BUFSIZE);
393 BIO_free(in);
394 OPENSSL_free(passin);
395 BIO_free_all(out);
396 EVP_PKEY_free(sigkey);
397 sk_OPENSSL_STRING_free(sigopts);
398 sk_OPENSSL_STRING_free(macopts);
399 OPENSSL_free(sigbuf);
400 BIO_free(bmd);
401 release_engine(e);
402 return (ret);
403}
404
405int do_fp(BIO *out, unsigned char *buf, BIO *bp, int sep, int binout,
406 EVP_PKEY *key, unsigned char *sigin, int siglen,
407 const char *sig_name, const char *md_name,
408 const char *file)
409{
410 size_t len;
411 int i;
412
413 for (;;) {
414 i = BIO_read(bp, (char *)buf, BUFSIZE);
415 if (i < 0) {
416 BIO_printf(bio_err, "Read Error in %s\n", file);
417 ERR_print_errors(bio_err);
418 return 1;
419 }
420 if (i == 0)
421 break;
422 }
423 if (sigin) {
424 EVP_MD_CTX *ctx;
425 BIO_get_md_ctx(bp, &ctx);
426 i = EVP_DigestVerifyFinal(ctx, sigin, (unsigned int)siglen);
427 if (i > 0)
428 BIO_printf(out, "Verified OK\n");
429 else if (i == 0) {
430 BIO_printf(out, "Verification Failure\n");
431 return 1;
432 } else {
433 BIO_printf(bio_err, "Error Verifying Data\n");
434 ERR_print_errors(bio_err);
435 return 1;
436 }
437 return 0;
438 }
439 if (key) {
440 EVP_MD_CTX *ctx;
441 BIO_get_md_ctx(bp, &ctx);
442 len = BUFSIZE;
443 if (!EVP_DigestSignFinal(ctx, buf, &len)) {
444 BIO_printf(bio_err, "Error Signing Data\n");
445 ERR_print_errors(bio_err);
446 return 1;
447 }
448 } else {
449 len = BIO_gets(bp, (char *)buf, BUFSIZE);
450 if ((int)len < 0) {
451 ERR_print_errors(bio_err);
452 return 1;
453 }
454 }
455
456 if (binout)
457 BIO_write(out, buf, len);
458 else if (sep == 2) {
459 for (i = 0; i < (int)len; i++)
460 BIO_printf(out, "%02x", buf[i]);
461 BIO_printf(out, " *%s\n", file);
462 } else {
463 if (sig_name) {
464 BIO_puts(out, sig_name);
465 if (md_name)
466 BIO_printf(out, "-%s", md_name);
467 BIO_printf(out, "(%s)= ", file);
468 } else if (md_name)
469 BIO_printf(out, "%s(%s)= ", md_name, file);
470 else
471 BIO_printf(out, "(%s)= ", file);
472 for (i = 0; i < (int)len; i++) {
473 if (sep && (i != 0))
474 BIO_printf(out, ":");
475 BIO_printf(out, "%02x", buf[i]);
476 }
477 BIO_printf(out, "\n");
478 }
479 return 0;
480}
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