source: EcnlProtoTool/trunk/openssl-1.1.0e/apps/s_cb.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: 39.2 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/* callback functions used by s_client, s_server, and s_time */
11#include <stdio.h>
12#include <stdlib.h>
13#include <string.h> /* for memcpy() and strcmp() */
14#define USE_SOCKETS
15#include "apps.h"
16#undef USE_SOCKETS
17#include <openssl/err.h>
18#include <openssl/rand.h>
19#include <openssl/x509.h>
20#include <openssl/ssl.h>
21#include <openssl/bn.h>
22#ifndef OPENSSL_NO_DH
23# include <openssl/dh.h>
24#endif
25#include "s_apps.h"
26
27#define COOKIE_SECRET_LENGTH 16
28
29VERIFY_CB_ARGS verify_args = { 0, 0, X509_V_OK, 0 };
30
31#ifndef OPENSSL_NO_SOCK
32static unsigned char cookie_secret[COOKIE_SECRET_LENGTH];
33static int cookie_initialized = 0;
34#endif
35
36static const char *lookup(int val, const STRINT_PAIR* list, const char* def)
37{
38 for ( ; list->name; ++list)
39 if (list->retval == val)
40 return list->name;
41 return def;
42}
43
44int verify_callback(int ok, X509_STORE_CTX *ctx)
45{
46 X509 *err_cert;
47 int err, depth;
48
49 err_cert = X509_STORE_CTX_get_current_cert(ctx);
50 err = X509_STORE_CTX_get_error(ctx);
51 depth = X509_STORE_CTX_get_error_depth(ctx);
52
53 if (!verify_args.quiet || !ok) {
54 BIO_printf(bio_err, "depth=%d ", depth);
55 if (err_cert) {
56 X509_NAME_print_ex(bio_err,
57 X509_get_subject_name(err_cert),
58 0, XN_FLAG_ONELINE);
59 BIO_puts(bio_err, "\n");
60 } else
61 BIO_puts(bio_err, "<no cert>\n");
62 }
63 if (!ok) {
64 BIO_printf(bio_err, "verify error:num=%d:%s\n", err,
65 X509_verify_cert_error_string(err));
66 if (verify_args.depth >= depth) {
67 if (!verify_args.return_error)
68 ok = 1;
69 verify_args.error = err;
70 } else {
71 ok = 0;
72 verify_args.error = X509_V_ERR_CERT_CHAIN_TOO_LONG;
73 }
74 }
75 switch (err) {
76 case X509_V_ERR_UNABLE_TO_GET_ISSUER_CERT:
77 BIO_puts(bio_err, "issuer= ");
78 X509_NAME_print_ex(bio_err, X509_get_issuer_name(err_cert),
79 0, XN_FLAG_ONELINE);
80 BIO_puts(bio_err, "\n");
81 break;
82 case X509_V_ERR_CERT_NOT_YET_VALID:
83 case X509_V_ERR_ERROR_IN_CERT_NOT_BEFORE_FIELD:
84 BIO_printf(bio_err, "notBefore=");
85 ASN1_TIME_print(bio_err, X509_get0_notBefore(err_cert));
86 BIO_printf(bio_err, "\n");
87 break;
88 case X509_V_ERR_CERT_HAS_EXPIRED:
89 case X509_V_ERR_ERROR_IN_CERT_NOT_AFTER_FIELD:
90 BIO_printf(bio_err, "notAfter=");
91 ASN1_TIME_print(bio_err, X509_get0_notAfter(err_cert));
92 BIO_printf(bio_err, "\n");
93 break;
94 case X509_V_ERR_NO_EXPLICIT_POLICY:
95 if (!verify_args.quiet)
96 policies_print(ctx);
97 break;
98 }
99 if (err == X509_V_OK && ok == 2 && !verify_args.quiet)
100 policies_print(ctx);
101 if (ok && !verify_args.quiet)
102 BIO_printf(bio_err, "verify return:%d\n", ok);
103 return (ok);
104}
105
106int set_cert_stuff(SSL_CTX *ctx, char *cert_file, char *key_file)
107{
108 if (cert_file != NULL) {
109 if (SSL_CTX_use_certificate_file(ctx, cert_file,
110 SSL_FILETYPE_PEM) <= 0) {
111 BIO_printf(bio_err, "unable to get certificate from '%s'\n",
112 cert_file);
113 ERR_print_errors(bio_err);
114 return (0);
115 }
116 if (key_file == NULL)
117 key_file = cert_file;
118 if (SSL_CTX_use_PrivateKey_file(ctx, key_file, SSL_FILETYPE_PEM) <= 0) {
119 BIO_printf(bio_err, "unable to get private key from '%s'\n",
120 key_file);
121 ERR_print_errors(bio_err);
122 return (0);
123 }
124
125 /*
126 * If we are using DSA, we can copy the parameters from the private
127 * key
128 */
129
130 /*
131 * Now we know that a key and cert have been set against the SSL
132 * context
133 */
134 if (!SSL_CTX_check_private_key(ctx)) {
135 BIO_printf(bio_err,
136 "Private key does not match the certificate public key\n");
137 return (0);
138 }
139 }
140 return (1);
141}
142
143int set_cert_key_stuff(SSL_CTX *ctx, X509 *cert, EVP_PKEY *key,
144 STACK_OF(X509) *chain, int build_chain)
145{
146 int chflags = chain ? SSL_BUILD_CHAIN_FLAG_CHECK : 0;
147 if (cert == NULL)
148 return 1;
149 if (SSL_CTX_use_certificate(ctx, cert) <= 0) {
150 BIO_printf(bio_err, "error setting certificate\n");
151 ERR_print_errors(bio_err);
152 return 0;
153 }
154
155 if (SSL_CTX_use_PrivateKey(ctx, key) <= 0) {
156 BIO_printf(bio_err, "error setting private key\n");
157 ERR_print_errors(bio_err);
158 return 0;
159 }
160
161 /*
162 * Now we know that a key and cert have been set against the SSL context
163 */
164 if (!SSL_CTX_check_private_key(ctx)) {
165 BIO_printf(bio_err,
166 "Private key does not match the certificate public key\n");
167 return 0;
168 }
169 if (chain && !SSL_CTX_set1_chain(ctx, chain)) {
170 BIO_printf(bio_err, "error setting certificate chain\n");
171 ERR_print_errors(bio_err);
172 return 0;
173 }
174 if (build_chain && !SSL_CTX_build_cert_chain(ctx, chflags)) {
175 BIO_printf(bio_err, "error building certificate chain\n");
176 ERR_print_errors(bio_err);
177 return 0;
178 }
179 return 1;
180}
181
182static STRINT_PAIR cert_type_list[] = {
183 {"RSA sign", TLS_CT_RSA_SIGN},
184 {"DSA sign", TLS_CT_DSS_SIGN},
185 {"RSA fixed DH", TLS_CT_RSA_FIXED_DH},
186 {"DSS fixed DH", TLS_CT_DSS_FIXED_DH},
187 {"ECDSA sign", TLS_CT_ECDSA_SIGN},
188 {"RSA fixed ECDH", TLS_CT_RSA_FIXED_ECDH},
189 {"ECDSA fixed ECDH", TLS_CT_ECDSA_FIXED_ECDH},
190 {"GOST01 Sign", TLS_CT_GOST01_SIGN},
191 {NULL}
192};
193
194static void ssl_print_client_cert_types(BIO *bio, SSL *s)
195{
196 const unsigned char *p;
197 int i;
198 int cert_type_num = SSL_get0_certificate_types(s, &p);
199 if (!cert_type_num)
200 return;
201 BIO_puts(bio, "Client Certificate Types: ");
202 for (i = 0; i < cert_type_num; i++) {
203 unsigned char cert_type = p[i];
204 const char *cname = lookup((int)cert_type, cert_type_list, NULL);
205
206 if (i)
207 BIO_puts(bio, ", ");
208 if (cname)
209 BIO_puts(bio, cname);
210 else
211 BIO_printf(bio, "UNKNOWN (%d),", cert_type);
212 }
213 BIO_puts(bio, "\n");
214}
215
216static int do_print_sigalgs(BIO *out, SSL *s, int shared)
217{
218 int i, nsig, client;
219 client = SSL_is_server(s) ? 0 : 1;
220 if (shared)
221 nsig = SSL_get_shared_sigalgs(s, -1, NULL, NULL, NULL, NULL, NULL);
222 else
223 nsig = SSL_get_sigalgs(s, -1, NULL, NULL, NULL, NULL, NULL);
224 if (nsig == 0)
225 return 1;
226
227 if (shared)
228 BIO_puts(out, "Shared ");
229
230 if (client)
231 BIO_puts(out, "Requested ");
232 BIO_puts(out, "Signature Algorithms: ");
233 for (i = 0; i < nsig; i++) {
234 int hash_nid, sign_nid;
235 unsigned char rhash, rsign;
236 const char *sstr = NULL;
237 if (shared)
238 SSL_get_shared_sigalgs(s, i, &sign_nid, &hash_nid, NULL,
239 &rsign, &rhash);
240 else
241 SSL_get_sigalgs(s, i, &sign_nid, &hash_nid, NULL, &rsign, &rhash);
242 if (i)
243 BIO_puts(out, ":");
244 if (sign_nid == EVP_PKEY_RSA)
245 sstr = "RSA";
246 else if (sign_nid == EVP_PKEY_DSA)
247 sstr = "DSA";
248 else if (sign_nid == EVP_PKEY_EC)
249 sstr = "ECDSA";
250 if (sstr)
251 BIO_printf(out, "%s+", sstr);
252 else
253 BIO_printf(out, "0x%02X+", (int)rsign);
254 if (hash_nid != NID_undef)
255 BIO_printf(out, "%s", OBJ_nid2sn(hash_nid));
256 else
257 BIO_printf(out, "0x%02X", (int)rhash);
258 }
259 BIO_puts(out, "\n");
260 return 1;
261}
262
263int ssl_print_sigalgs(BIO *out, SSL *s)
264{
265 int mdnid;
266 if (!SSL_is_server(s))
267 ssl_print_client_cert_types(out, s);
268 do_print_sigalgs(out, s, 0);
269 do_print_sigalgs(out, s, 1);
270 if (SSL_get_peer_signature_nid(s, &mdnid))
271 BIO_printf(out, "Peer signing digest: %s\n", OBJ_nid2sn(mdnid));
272 return 1;
273}
274
275#ifndef OPENSSL_NO_EC
276int ssl_print_point_formats(BIO *out, SSL *s)
277{
278 int i, nformats;
279 const char *pformats;
280 nformats = SSL_get0_ec_point_formats(s, &pformats);
281 if (nformats <= 0)
282 return 1;
283 BIO_puts(out, "Supported Elliptic Curve Point Formats: ");
284 for (i = 0; i < nformats; i++, pformats++) {
285 if (i)
286 BIO_puts(out, ":");
287 switch (*pformats) {
288 case TLSEXT_ECPOINTFORMAT_uncompressed:
289 BIO_puts(out, "uncompressed");
290 break;
291
292 case TLSEXT_ECPOINTFORMAT_ansiX962_compressed_prime:
293 BIO_puts(out, "ansiX962_compressed_prime");
294 break;
295
296 case TLSEXT_ECPOINTFORMAT_ansiX962_compressed_char2:
297 BIO_puts(out, "ansiX962_compressed_char2");
298 break;
299
300 default:
301 BIO_printf(out, "unknown(%d)", (int)*pformats);
302 break;
303
304 }
305 }
306 BIO_puts(out, "\n");
307 return 1;
308}
309
310int ssl_print_curves(BIO *out, SSL *s, int noshared)
311{
312 int i, ncurves, *curves, nid;
313 const char *cname;
314
315 ncurves = SSL_get1_curves(s, NULL);
316 if (ncurves <= 0)
317 return 1;
318 curves = app_malloc(ncurves * sizeof(int), "curves to print");
319 SSL_get1_curves(s, curves);
320
321 BIO_puts(out, "Supported Elliptic Curves: ");
322 for (i = 0; i < ncurves; i++) {
323 if (i)
324 BIO_puts(out, ":");
325 nid = curves[i];
326 /* If unrecognised print out hex version */
327 if (nid & TLSEXT_nid_unknown)
328 BIO_printf(out, "0x%04X", nid & 0xFFFF);
329 else {
330 /* Use NIST name for curve if it exists */
331 cname = EC_curve_nid2nist(nid);
332 if (!cname)
333 cname = OBJ_nid2sn(nid);
334 BIO_printf(out, "%s", cname);
335 }
336 }
337 OPENSSL_free(curves);
338 if (noshared) {
339 BIO_puts(out, "\n");
340 return 1;
341 }
342 BIO_puts(out, "\nShared Elliptic curves: ");
343 ncurves = SSL_get_shared_curve(s, -1);
344 for (i = 0; i < ncurves; i++) {
345 if (i)
346 BIO_puts(out, ":");
347 nid = SSL_get_shared_curve(s, i);
348 cname = EC_curve_nid2nist(nid);
349 if (!cname)
350 cname = OBJ_nid2sn(nid);
351 BIO_printf(out, "%s", cname);
352 }
353 if (ncurves == 0)
354 BIO_puts(out, "NONE");
355 BIO_puts(out, "\n");
356 return 1;
357}
358#endif
359int ssl_print_tmp_key(BIO *out, SSL *s)
360{
361 EVP_PKEY *key;
362 if (!SSL_get_server_tmp_key(s, &key))
363 return 1;
364 BIO_puts(out, "Server Temp Key: ");
365 switch (EVP_PKEY_id(key)) {
366 case EVP_PKEY_RSA:
367 BIO_printf(out, "RSA, %d bits\n", EVP_PKEY_bits(key));
368 break;
369
370 case EVP_PKEY_DH:
371 BIO_printf(out, "DH, %d bits\n", EVP_PKEY_bits(key));
372 break;
373#ifndef OPENSSL_NO_EC
374 case EVP_PKEY_EC:
375 {
376 EC_KEY *ec = EVP_PKEY_get1_EC_KEY(key);
377 int nid;
378 const char *cname;
379 nid = EC_GROUP_get_curve_name(EC_KEY_get0_group(ec));
380 EC_KEY_free(ec);
381 cname = EC_curve_nid2nist(nid);
382 if (!cname)
383 cname = OBJ_nid2sn(nid);
384 BIO_printf(out, "ECDH, %s, %d bits\n", cname, EVP_PKEY_bits(key));
385 }
386 break;
387#endif
388 default:
389 BIO_printf(out, "%s, %d bits\n", OBJ_nid2sn(EVP_PKEY_id(key)),
390 EVP_PKEY_bits(key));
391 }
392 EVP_PKEY_free(key);
393 return 1;
394}
395
396long bio_dump_callback(BIO *bio, int cmd, const char *argp,
397 int argi, long argl, long ret)
398{
399 BIO *out;
400
401 out = (BIO *)BIO_get_callback_arg(bio);
402 if (out == NULL)
403 return (ret);
404
405 if (cmd == (BIO_CB_READ | BIO_CB_RETURN)) {
406 BIO_printf(out, "read from %p [%p] (%lu bytes => %ld (0x%lX))\n",
407 (void *)bio, (void *)argp, (unsigned long)argi, ret, ret);
408 BIO_dump(out, argp, (int)ret);
409 return (ret);
410 } else if (cmd == (BIO_CB_WRITE | BIO_CB_RETURN)) {
411 BIO_printf(out, "write to %p [%p] (%lu bytes => %ld (0x%lX))\n",
412 (void *)bio, (void *)argp, (unsigned long)argi, ret, ret);
413 BIO_dump(out, argp, (int)ret);
414 }
415 return (ret);
416}
417
418void apps_ssl_info_callback(const SSL *s, int where, int ret)
419{
420 const char *str;
421 int w;
422
423 w = where & ~SSL_ST_MASK;
424
425 if (w & SSL_ST_CONNECT)
426 str = "SSL_connect";
427 else if (w & SSL_ST_ACCEPT)
428 str = "SSL_accept";
429 else
430 str = "undefined";
431
432 if (where & SSL_CB_LOOP) {
433 BIO_printf(bio_err, "%s:%s\n", str, SSL_state_string_long(s));
434 } else if (where & SSL_CB_ALERT) {
435 str = (where & SSL_CB_READ) ? "read" : "write";
436 BIO_printf(bio_err, "SSL3 alert %s:%s:%s\n",
437 str,
438 SSL_alert_type_string_long(ret),
439 SSL_alert_desc_string_long(ret));
440 } else if (where & SSL_CB_EXIT) {
441 if (ret == 0)
442 BIO_printf(bio_err, "%s:failed in %s\n",
443 str, SSL_state_string_long(s));
444 else if (ret < 0) {
445 BIO_printf(bio_err, "%s:error in %s\n",
446 str, SSL_state_string_long(s));
447 }
448 }
449}
450
451static STRINT_PAIR ssl_versions[] = {
452 {"SSL 3.0", SSL3_VERSION},
453 {"TLS 1.0", TLS1_VERSION},
454 {"TLS 1.1", TLS1_1_VERSION},
455 {"TLS 1.2", TLS1_2_VERSION},
456 {"DTLS 1.0", DTLS1_VERSION},
457 {"DTLS 1.0 (bad)", DTLS1_BAD_VER},
458 {NULL}
459};
460static STRINT_PAIR alert_types[] = {
461 {" close_notify", 0},
462 {" unexpected_message", 10},
463 {" bad_record_mac", 20},
464 {" decryption_failed", 21},
465 {" record_overflow", 22},
466 {" decompression_failure", 30},
467 {" handshake_failure", 40},
468 {" bad_certificate", 42},
469 {" unsupported_certificate", 43},
470 {" certificate_revoked", 44},
471 {" certificate_expired", 45},
472 {" certificate_unknown", 46},
473 {" illegal_parameter", 47},
474 {" unknown_ca", 48},
475 {" access_denied", 49},
476 {" decode_error", 50},
477 {" decrypt_error", 51},
478 {" export_restriction", 60},
479 {" protocol_version", 70},
480 {" insufficient_security", 71},
481 {" internal_error", 80},
482 {" user_canceled", 90},
483 {" no_renegotiation", 100},
484 {" unsupported_extension", 110},
485 {" certificate_unobtainable", 111},
486 {" unrecognized_name", 112},
487 {" bad_certificate_status_response", 113},
488 {" bad_certificate_hash_value", 114},
489 {" unknown_psk_identity", 115},
490 {NULL}
491};
492
493static STRINT_PAIR handshakes[] = {
494 {", HelloRequest", 0},
495 {", ClientHello", 1},
496 {", ServerHello", 2},
497 {", HelloVerifyRequest", 3},
498 {", NewSessionTicket", 4},
499 {", Certificate", 11},
500 {", ServerKeyExchange", 12},
501 {", CertificateRequest", 13},
502 {", ServerHelloDone", 14},
503 {", CertificateVerify", 15},
504 {", ClientKeyExchange", 16},
505 {", Finished", 20},
506 {", CertificateUrl", 21},
507 {", CertificateStatus", 22},
508 {", SupplementalData", 23},
509 {NULL}
510};
511
512void msg_cb(int write_p, int version, int content_type, const void *buf,
513 size_t len, SSL *ssl, void *arg)
514{
515 BIO *bio = arg;
516 const char *str_write_p = write_p ? ">>>" : "<<<";
517 const char *str_version = lookup(version, ssl_versions, "???");
518 const char *str_content_type = "", *str_details1 = "", *str_details2 = "";
519 const unsigned char* bp = buf;
520
521 if (version == SSL3_VERSION ||
522 version == TLS1_VERSION ||
523 version == TLS1_1_VERSION ||
524 version == TLS1_2_VERSION ||
525 version == DTLS1_VERSION || version == DTLS1_BAD_VER) {
526 switch (content_type) {
527 case 20:
528 str_content_type = "ChangeCipherSpec";
529 break;
530 case 21:
531 str_content_type = "Alert";
532 str_details1 = ", ???";
533 if (len == 2) {
534 switch (bp[0]) {
535 case 1:
536 str_details1 = ", warning";
537 break;
538 case 2:
539 str_details1 = ", fatal";
540 break;
541 }
542 str_details2 = lookup((int)bp[1], alert_types, " ???");
543 }
544 break;
545 case 22:
546 str_content_type = "Handshake";
547 str_details1 = "???";
548 if (len > 0)
549 str_details1 = lookup((int)bp[0], handshakes, "???");
550 break;
551 case 23:
552 str_content_type = "ApplicationData";
553 break;
554#ifndef OPENSSL_NO_HEARTBEATS
555 case 24:
556 str_details1 = ", Heartbeat";
557
558 if (len > 0) {
559 switch (bp[0]) {
560 case 1:
561 str_details1 = ", HeartbeatRequest";
562 break;
563 case 2:
564 str_details1 = ", HeartbeatResponse";
565 break;
566 }
567 }
568 break;
569#endif
570 }
571 }
572
573 BIO_printf(bio, "%s %s%s [length %04lx]%s%s\n", str_write_p, str_version,
574 str_content_type, (unsigned long)len, str_details1,
575 str_details2);
576
577 if (len > 0) {
578 size_t num, i;
579
580 BIO_printf(bio, " ");
581 num = len;
582 for (i = 0; i < num; i++) {
583 if (i % 16 == 0 && i > 0)
584 BIO_printf(bio, "\n ");
585 BIO_printf(bio, " %02x", ((const unsigned char *)buf)[i]);
586 }
587 if (i < len)
588 BIO_printf(bio, " ...");
589 BIO_printf(bio, "\n");
590 }
591 (void)BIO_flush(bio);
592}
593
594static STRINT_PAIR tlsext_types[] = {
595 {"server name", TLSEXT_TYPE_server_name},
596 {"max fragment length", TLSEXT_TYPE_max_fragment_length},
597 {"client certificate URL", TLSEXT_TYPE_client_certificate_url},
598 {"trusted CA keys", TLSEXT_TYPE_trusted_ca_keys},
599 {"truncated HMAC", TLSEXT_TYPE_truncated_hmac},
600 {"status request", TLSEXT_TYPE_status_request},
601 {"user mapping", TLSEXT_TYPE_user_mapping},
602 {"client authz", TLSEXT_TYPE_client_authz},
603 {"server authz", TLSEXT_TYPE_server_authz},
604 {"cert type", TLSEXT_TYPE_cert_type},
605 {"elliptic curves", TLSEXT_TYPE_elliptic_curves},
606 {"EC point formats", TLSEXT_TYPE_ec_point_formats},
607 {"SRP", TLSEXT_TYPE_srp},
608 {"signature algorithms", TLSEXT_TYPE_signature_algorithms},
609 {"use SRTP", TLSEXT_TYPE_use_srtp},
610 {"heartbeat", TLSEXT_TYPE_heartbeat},
611 {"session ticket", TLSEXT_TYPE_session_ticket},
612 {"renegotiation info", TLSEXT_TYPE_renegotiate},
613 {"signed certificate timestamps", TLSEXT_TYPE_signed_certificate_timestamp},
614 {"TLS padding", TLSEXT_TYPE_padding},
615#ifdef TLSEXT_TYPE_next_proto_neg
616 {"next protocol", TLSEXT_TYPE_next_proto_neg},
617#endif
618#ifdef TLSEXT_TYPE_encrypt_then_mac
619 {"encrypt-then-mac", TLSEXT_TYPE_encrypt_then_mac},
620#endif
621#ifdef TLSEXT_TYPE_application_layer_protocol_negotiation
622 {"application layer protocol negotiation",
623 TLSEXT_TYPE_application_layer_protocol_negotiation},
624#endif
625#ifdef TLSEXT_TYPE_extended_master_secret
626 {"extended master secret", TLSEXT_TYPE_extended_master_secret},
627#endif
628 {NULL}
629};
630
631void tlsext_cb(SSL *s, int client_server, int type,
632 const unsigned char *data, int len, void *arg)
633{
634 BIO *bio = arg;
635 const char *extname = lookup(type, tlsext_types, "unknown");
636
637 BIO_printf(bio, "TLS %s extension \"%s\" (id=%d), len=%d\n",
638 client_server ? "server" : "client", extname, type, len);
639 BIO_dump(bio, (const char *)data, len);
640 (void)BIO_flush(bio);
641}
642
643#ifndef OPENSSL_NO_SOCK
644int generate_cookie_callback(SSL *ssl, unsigned char *cookie,
645 unsigned int *cookie_len)
646{
647 unsigned char *buffer;
648 size_t length;
649 unsigned short port;
650 BIO_ADDR *peer = NULL;
651
652 /* Initialize a random secret */
653 if (!cookie_initialized) {
654 if (RAND_bytes(cookie_secret, COOKIE_SECRET_LENGTH) <= 0) {
655 BIO_printf(bio_err, "error setting random cookie secret\n");
656 return 0;
657 }
658 cookie_initialized = 1;
659 }
660
661 peer = BIO_ADDR_new();
662 if (peer == NULL) {
663 BIO_printf(bio_err, "memory full\n");
664 return 0;
665 }
666
667 /* Read peer information */
668 (void)BIO_dgram_get_peer(SSL_get_rbio(ssl), peer);
669
670 /* Create buffer with peer's address and port */
671 BIO_ADDR_rawaddress(peer, NULL, &length);
672 OPENSSL_assert(length != 0);
673 port = BIO_ADDR_rawport(peer);
674 length += sizeof(port);
675 buffer = app_malloc(length, "cookie generate buffer");
676
677 memcpy(buffer, &port, sizeof(port));
678 BIO_ADDR_rawaddress(peer, buffer + sizeof(port), NULL);
679
680 /* Calculate HMAC of buffer using the secret */
681 HMAC(EVP_sha1(), cookie_secret, COOKIE_SECRET_LENGTH,
682 buffer, length, cookie, cookie_len);
683
684 OPENSSL_free(buffer);
685 BIO_ADDR_free(peer);
686
687 return 1;
688}
689
690int verify_cookie_callback(SSL *ssl, const unsigned char *cookie,
691 unsigned int cookie_len)
692{
693 unsigned char result[EVP_MAX_MD_SIZE];
694 unsigned int resultlength;
695
696 /* Note: we check cookie_initialized because if it's not,
697 * it cannot be valid */
698 if (cookie_initialized
699 && generate_cookie_callback(ssl, result, &resultlength)
700 && cookie_len == resultlength
701 && memcmp(result, cookie, resultlength) == 0)
702 return 1;
703
704 return 0;
705}
706#endif
707
708/*
709 * Example of extended certificate handling. Where the standard support of
710 * one certificate per algorithm is not sufficient an application can decide
711 * which certificate(s) to use at runtime based on whatever criteria it deems
712 * appropriate.
713 */
714
715/* Linked list of certificates, keys and chains */
716struct ssl_excert_st {
717 int certform;
718 const char *certfile;
719 int keyform;
720 const char *keyfile;
721 const char *chainfile;
722 X509 *cert;
723 EVP_PKEY *key;
724 STACK_OF(X509) *chain;
725 int build_chain;
726 struct ssl_excert_st *next, *prev;
727};
728
729static STRINT_PAIR chain_flags[] = {
730 {"Overall Validity", CERT_PKEY_VALID},
731 {"Sign with EE key", CERT_PKEY_SIGN},
732 {"EE signature", CERT_PKEY_EE_SIGNATURE},
733 {"CA signature", CERT_PKEY_CA_SIGNATURE},
734 {"EE key parameters", CERT_PKEY_EE_PARAM},
735 {"CA key parameters", CERT_PKEY_CA_PARAM},
736 {"Explicitly sign with EE key", CERT_PKEY_EXPLICIT_SIGN},
737 {"Issuer Name", CERT_PKEY_ISSUER_NAME},
738 {"Certificate Type", CERT_PKEY_CERT_TYPE},
739 {NULL}
740};
741
742static void print_chain_flags(SSL *s, int flags)
743{
744 STRINT_PAIR *pp;
745
746 for (pp = chain_flags; pp->name; ++pp)
747 BIO_printf(bio_err, "\t%s: %s\n",
748 pp->name,
749 (flags & pp->retval) ? "OK" : "NOT OK");
750 BIO_printf(bio_err, "\tSuite B: ");
751 if (SSL_set_cert_flags(s, 0) & SSL_CERT_FLAG_SUITEB_128_LOS)
752 BIO_puts(bio_err, flags & CERT_PKEY_SUITEB ? "OK\n" : "NOT OK\n");
753 else
754 BIO_printf(bio_err, "not tested\n");
755}
756
757/*
758 * Very basic selection callback: just use any certificate chain reported as
759 * valid. More sophisticated could prioritise according to local policy.
760 */
761static int set_cert_cb(SSL *ssl, void *arg)
762{
763 int i, rv;
764 SSL_EXCERT *exc = arg;
765#ifdef CERT_CB_TEST_RETRY
766 static int retry_cnt;
767 if (retry_cnt < 5) {
768 retry_cnt++;
769 BIO_printf(bio_err,
770 "Certificate callback retry test: count %d\n",
771 retry_cnt);
772 return -1;
773 }
774#endif
775 SSL_certs_clear(ssl);
776
777 if (!exc)
778 return 1;
779
780 /*
781 * Go to end of list and traverse backwards since we prepend newer
782 * entries this retains the original order.
783 */
784 while (exc->next)
785 exc = exc->next;
786
787 i = 0;
788
789 while (exc) {
790 i++;
791 rv = SSL_check_chain(ssl, exc->cert, exc->key, exc->chain);
792 BIO_printf(bio_err, "Checking cert chain %d:\nSubject: ", i);
793 X509_NAME_print_ex(bio_err, X509_get_subject_name(exc->cert), 0,
794 XN_FLAG_ONELINE);
795 BIO_puts(bio_err, "\n");
796 print_chain_flags(ssl, rv);
797 if (rv & CERT_PKEY_VALID) {
798 if (!SSL_use_certificate(ssl, exc->cert)
799 || !SSL_use_PrivateKey(ssl, exc->key)) {
800 return 0;
801 }
802 /*
803 * NB: we wouldn't normally do this as it is not efficient
804 * building chains on each connection better to cache the chain
805 * in advance.
806 */
807 if (exc->build_chain) {
808 if (!SSL_build_cert_chain(ssl, 0))
809 return 0;
810 } else if (exc->chain)
811 SSL_set1_chain(ssl, exc->chain);
812 }
813 exc = exc->prev;
814 }
815 return 1;
816}
817
818void ssl_ctx_set_excert(SSL_CTX *ctx, SSL_EXCERT *exc)
819{
820 SSL_CTX_set_cert_cb(ctx, set_cert_cb, exc);
821}
822
823static int ssl_excert_prepend(SSL_EXCERT **pexc)
824{
825 SSL_EXCERT *exc = app_malloc(sizeof(*exc), "prepend cert");
826
827 memset(exc, 0, sizeof(*exc));
828
829 exc->next = *pexc;
830 *pexc = exc;
831
832 if (exc->next) {
833 exc->certform = exc->next->certform;
834 exc->keyform = exc->next->keyform;
835 exc->next->prev = exc;
836 } else {
837 exc->certform = FORMAT_PEM;
838 exc->keyform = FORMAT_PEM;
839 }
840 return 1;
841
842}
843
844void ssl_excert_free(SSL_EXCERT *exc)
845{
846 SSL_EXCERT *curr;
847
848 if (!exc)
849 return;
850 while (exc) {
851 X509_free(exc->cert);
852 EVP_PKEY_free(exc->key);
853 sk_X509_pop_free(exc->chain, X509_free);
854 curr = exc;
855 exc = exc->next;
856 OPENSSL_free(curr);
857 }
858}
859
860int load_excert(SSL_EXCERT **pexc)
861{
862 SSL_EXCERT *exc = *pexc;
863 if (!exc)
864 return 1;
865 /* If nothing in list, free and set to NULL */
866 if (!exc->certfile && !exc->next) {
867 ssl_excert_free(exc);
868 *pexc = NULL;
869 return 1;
870 }
871 for (; exc; exc = exc->next) {
872 if (!exc->certfile) {
873 BIO_printf(bio_err, "Missing filename\n");
874 return 0;
875 }
876 exc->cert = load_cert(exc->certfile, exc->certform,
877 "Server Certificate");
878 if (!exc->cert)
879 return 0;
880 if (exc->keyfile) {
881 exc->key = load_key(exc->keyfile, exc->keyform,
882 0, NULL, NULL, "Server Key");
883 } else {
884 exc->key = load_key(exc->certfile, exc->certform,
885 0, NULL, NULL, "Server Key");
886 }
887 if (!exc->key)
888 return 0;
889 if (exc->chainfile) {
890 if (!load_certs(exc->chainfile, &exc->chain, FORMAT_PEM, NULL,
891 "Server Chain"))
892 return 0;
893 }
894 }
895 return 1;
896}
897
898enum range { OPT_X_ENUM };
899
900int args_excert(int opt, SSL_EXCERT **pexc)
901{
902 SSL_EXCERT *exc = *pexc;
903
904 assert(opt > OPT_X__FIRST);
905 assert(opt < OPT_X__LAST);
906
907 if (exc == NULL) {
908 if (!ssl_excert_prepend(&exc)) {
909 BIO_printf(bio_err, " %s: Error initialising xcert\n",
910 opt_getprog());
911 goto err;
912 }
913 *pexc = exc;
914 }
915
916 switch ((enum range)opt) {
917 case OPT_X__FIRST:
918 case OPT_X__LAST:
919 return 0;
920 case OPT_X_CERT:
921 if (exc->certfile && !ssl_excert_prepend(&exc)) {
922 BIO_printf(bio_err, "%s: Error adding xcert\n", opt_getprog());
923 goto err;
924 }
925 *pexc = exc;
926 exc->certfile = opt_arg();
927 break;
928 case OPT_X_KEY:
929 if (exc->keyfile) {
930 BIO_printf(bio_err, "%s: Key already specified\n", opt_getprog());
931 goto err;
932 }
933 exc->keyfile = opt_arg();
934 break;
935 case OPT_X_CHAIN:
936 if (exc->chainfile) {
937 BIO_printf(bio_err, "%s: Chain already specified\n",
938 opt_getprog());
939 goto err;
940 }
941 exc->chainfile = opt_arg();
942 break;
943 case OPT_X_CHAIN_BUILD:
944 exc->build_chain = 1;
945 break;
946 case OPT_X_CERTFORM:
947 if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &exc->certform))
948 return 0;
949 break;
950 case OPT_X_KEYFORM:
951 if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &exc->keyform))
952 return 0;
953 break;
954 }
955 return 1;
956
957 err:
958 ERR_print_errors(bio_err);
959 ssl_excert_free(exc);
960 *pexc = NULL;
961 return 0;
962}
963
964static void print_raw_cipherlist(SSL *s)
965{
966 const unsigned char *rlist;
967 static const unsigned char scsv_id[] = { 0, 0xFF };
968 size_t i, rlistlen, num;
969 if (!SSL_is_server(s))
970 return;
971 num = SSL_get0_raw_cipherlist(s, NULL);
972 OPENSSL_assert(num == 2);
973 rlistlen = SSL_get0_raw_cipherlist(s, &rlist);
974 BIO_puts(bio_err, "Client cipher list: ");
975 for (i = 0; i < rlistlen; i += num, rlist += num) {
976 const SSL_CIPHER *c = SSL_CIPHER_find(s, rlist);
977 if (i)
978 BIO_puts(bio_err, ":");
979 if (c)
980 BIO_puts(bio_err, SSL_CIPHER_get_name(c));
981 else if (!memcmp(rlist, scsv_id, num))
982 BIO_puts(bio_err, "SCSV");
983 else {
984 size_t j;
985 BIO_puts(bio_err, "0x");
986 for (j = 0; j < num; j++)
987 BIO_printf(bio_err, "%02X", rlist[j]);
988 }
989 }
990 BIO_puts(bio_err, "\n");
991}
992
993/*
994 * Hex encoder for TLSA RRdata, not ':' delimited.
995 */
996static char *hexencode(const unsigned char *data, size_t len)
997{
998 static const char *hex = "0123456789abcdef";
999 char *out;
1000 char *cp;
1001 size_t outlen = 2 * len + 1;
1002 int ilen = (int) outlen;
1003
1004 if (outlen < len || ilen < 0 || outlen != (size_t)ilen) {
1005 BIO_printf(bio_err, "%s: %" PRIu64 "-byte buffer too large to hexencode\n",
1006 opt_getprog(), (uint64_t)len);
1007 exit(1);
1008 }
1009 cp = out = app_malloc(ilen, "TLSA hex data buffer");
1010
1011 while (len-- > 0) {
1012 *cp++ = hex[(*data >> 4) & 0x0f];
1013 *cp++ = hex[*data++ & 0x0f];
1014 }
1015 *cp = '\0';
1016 return out;
1017}
1018
1019void print_verify_detail(SSL *s, BIO *bio)
1020{
1021 int mdpth;
1022 EVP_PKEY *mspki;
1023 long verify_err = SSL_get_verify_result(s);
1024
1025 if (verify_err == X509_V_OK) {
1026 const char *peername = SSL_get0_peername(s);
1027
1028 BIO_printf(bio, "Verification: OK\n");
1029 if (peername != NULL)
1030 BIO_printf(bio, "Verified peername: %s\n", peername);
1031 } else {
1032 const char *reason = X509_verify_cert_error_string(verify_err);
1033
1034 BIO_printf(bio, "Verification error: %s\n", reason);
1035 }
1036
1037 if ((mdpth = SSL_get0_dane_authority(s, NULL, &mspki)) >= 0) {
1038 uint8_t usage, selector, mtype;
1039 const unsigned char *data = NULL;
1040 size_t dlen = 0;
1041 char *hexdata;
1042
1043 mdpth = SSL_get0_dane_tlsa(s, &usage, &selector, &mtype, &data, &dlen);
1044
1045 /*
1046 * The TLSA data field can be quite long when it is a certificate,
1047 * public key or even a SHA2-512 digest. Because the initial octets of
1048 * ASN.1 certificates and public keys contain mostly boilerplate OIDs
1049 * and lengths, we show the last 12 bytes of the data instead, as these
1050 * are more likely to distinguish distinct TLSA records.
1051 */
1052#define TLSA_TAIL_SIZE 12
1053 if (dlen > TLSA_TAIL_SIZE)
1054 hexdata = hexencode(data + dlen - TLSA_TAIL_SIZE, TLSA_TAIL_SIZE);
1055 else
1056 hexdata = hexencode(data, dlen);
1057 BIO_printf(bio, "DANE TLSA %d %d %d %s%s %s at depth %d\n",
1058 usage, selector, mtype,
1059 (dlen > TLSA_TAIL_SIZE) ? "..." : "", hexdata,
1060 (mspki != NULL) ? "signed the certificate" :
1061 mdpth ? "matched TA certificate" : "matched EE certificate",
1062 mdpth);
1063 OPENSSL_free(hexdata);
1064 }
1065}
1066
1067void print_ssl_summary(SSL *s)
1068{
1069 const SSL_CIPHER *c;
1070 X509 *peer;
1071 /* const char *pnam = SSL_is_server(s) ? "client" : "server"; */
1072
1073 BIO_printf(bio_err, "Protocol version: %s\n", SSL_get_version(s));
1074 print_raw_cipherlist(s);
1075 c = SSL_get_current_cipher(s);
1076 BIO_printf(bio_err, "Ciphersuite: %s\n", SSL_CIPHER_get_name(c));
1077 do_print_sigalgs(bio_err, s, 0);
1078 peer = SSL_get_peer_certificate(s);
1079 if (peer) {
1080 int nid;
1081
1082 BIO_puts(bio_err, "Peer certificate: ");
1083 X509_NAME_print_ex(bio_err, X509_get_subject_name(peer),
1084 0, XN_FLAG_ONELINE);
1085 BIO_puts(bio_err, "\n");
1086 if (SSL_get_peer_signature_nid(s, &nid))
1087 BIO_printf(bio_err, "Hash used: %s\n", OBJ_nid2sn(nid));
1088 print_verify_detail(s, bio_err);
1089 } else
1090 BIO_puts(bio_err, "No peer certificate\n");
1091 X509_free(peer);
1092#ifndef OPENSSL_NO_EC
1093 ssl_print_point_formats(bio_err, s);
1094 if (SSL_is_server(s))
1095 ssl_print_curves(bio_err, s, 1);
1096 else
1097 ssl_print_tmp_key(bio_err, s);
1098#else
1099 if (!SSL_is_server(s))
1100 ssl_print_tmp_key(bio_err, s);
1101#endif
1102}
1103
1104int config_ctx(SSL_CONF_CTX *cctx, STACK_OF(OPENSSL_STRING) *str,
1105 SSL_CTX *ctx)
1106{
1107 int i;
1108
1109 SSL_CONF_CTX_set_ssl_ctx(cctx, ctx);
1110 for (i = 0; i < sk_OPENSSL_STRING_num(str); i += 2) {
1111 const char *flag = sk_OPENSSL_STRING_value(str, i);
1112 const char *arg = sk_OPENSSL_STRING_value(str, i + 1);
1113 if (SSL_CONF_cmd(cctx, flag, arg) <= 0) {
1114 if (arg)
1115 BIO_printf(bio_err, "Error with command: \"%s %s\"\n",
1116 flag, arg);
1117 else
1118 BIO_printf(bio_err, "Error with command: \"%s\"\n", flag);
1119 ERR_print_errors(bio_err);
1120 return 0;
1121 }
1122 }
1123 if (!SSL_CONF_CTX_finish(cctx)) {
1124 BIO_puts(bio_err, "Error finishing context\n");
1125 ERR_print_errors(bio_err);
1126 return 0;
1127 }
1128 return 1;
1129}
1130
1131static int add_crls_store(X509_STORE *st, STACK_OF(X509_CRL) *crls)
1132{
1133 X509_CRL *crl;
1134 int i;
1135 for (i = 0; i < sk_X509_CRL_num(crls); i++) {
1136 crl = sk_X509_CRL_value(crls, i);
1137 X509_STORE_add_crl(st, crl);
1138 }
1139 return 1;
1140}
1141
1142int ssl_ctx_add_crls(SSL_CTX *ctx, STACK_OF(X509_CRL) *crls, int crl_download)
1143{
1144 X509_STORE *st;
1145 st = SSL_CTX_get_cert_store(ctx);
1146 add_crls_store(st, crls);
1147 if (crl_download)
1148 store_setup_crl_download(st);
1149 return 1;
1150}
1151
1152int ssl_load_stores(SSL_CTX *ctx,
1153 const char *vfyCApath, const char *vfyCAfile,
1154 const char *chCApath, const char *chCAfile,
1155 STACK_OF(X509_CRL) *crls, int crl_download)
1156{
1157 X509_STORE *vfy = NULL, *ch = NULL;
1158 int rv = 0;
1159 if (vfyCApath != NULL || vfyCAfile != NULL) {
1160 vfy = X509_STORE_new();
1161 if (vfy == NULL)
1162 goto err;
1163 if (!X509_STORE_load_locations(vfy, vfyCAfile, vfyCApath))
1164 goto err;
1165 add_crls_store(vfy, crls);
1166 SSL_CTX_set1_verify_cert_store(ctx, vfy);
1167 if (crl_download)
1168 store_setup_crl_download(vfy);
1169 }
1170 if (chCApath != NULL || chCAfile != NULL) {
1171 ch = X509_STORE_new();
1172 if (ch == NULL)
1173 goto err;
1174 if (!X509_STORE_load_locations(ch, chCAfile, chCApath))
1175 goto err;
1176 SSL_CTX_set1_chain_cert_store(ctx, ch);
1177 }
1178 rv = 1;
1179 err:
1180 X509_STORE_free(vfy);
1181 X509_STORE_free(ch);
1182 return rv;
1183}
1184
1185/* Verbose print out of security callback */
1186
1187typedef struct {
1188 BIO *out;
1189 int verbose;
1190 int (*old_cb) (const SSL *s, const SSL_CTX *ctx, int op, int bits, int nid,
1191 void *other, void *ex);
1192} security_debug_ex;
1193
1194static STRINT_PAIR callback_types[] = {
1195 {"Supported Ciphersuite", SSL_SECOP_CIPHER_SUPPORTED},
1196 {"Shared Ciphersuite", SSL_SECOP_CIPHER_SHARED},
1197 {"Check Ciphersuite", SSL_SECOP_CIPHER_CHECK},
1198#ifndef OPENSSL_NO_DH
1199 {"Temp DH key bits", SSL_SECOP_TMP_DH},
1200#endif
1201 {"Supported Curve", SSL_SECOP_CURVE_SUPPORTED},
1202 {"Shared Curve", SSL_SECOP_CURVE_SHARED},
1203 {"Check Curve", SSL_SECOP_CURVE_CHECK},
1204 {"Supported Signature Algorithm digest", SSL_SECOP_SIGALG_SUPPORTED},
1205 {"Shared Signature Algorithm digest", SSL_SECOP_SIGALG_SHARED},
1206 {"Check Signature Algorithm digest", SSL_SECOP_SIGALG_CHECK},
1207 {"Signature Algorithm mask", SSL_SECOP_SIGALG_MASK},
1208 {"Certificate chain EE key", SSL_SECOP_EE_KEY},
1209 {"Certificate chain CA key", SSL_SECOP_CA_KEY},
1210 {"Peer Chain EE key", SSL_SECOP_PEER_EE_KEY},
1211 {"Peer Chain CA key", SSL_SECOP_PEER_CA_KEY},
1212 {"Certificate chain CA digest", SSL_SECOP_CA_MD},
1213 {"Peer chain CA digest", SSL_SECOP_PEER_CA_MD},
1214 {"SSL compression", SSL_SECOP_COMPRESSION},
1215 {"Session ticket", SSL_SECOP_TICKET},
1216 {NULL}
1217};
1218
1219static int security_callback_debug(const SSL *s, const SSL_CTX *ctx,
1220 int op, int bits, int nid,
1221 void *other, void *ex)
1222{
1223 security_debug_ex *sdb = ex;
1224 int rv, show_bits = 1, cert_md = 0;
1225 const char *nm;
1226 rv = sdb->old_cb(s, ctx, op, bits, nid, other, ex);
1227 if (rv == 1 && sdb->verbose < 2)
1228 return 1;
1229 BIO_puts(sdb->out, "Security callback: ");
1230
1231 nm = lookup(op, callback_types, NULL);
1232 switch (op) {
1233 case SSL_SECOP_TICKET:
1234 case SSL_SECOP_COMPRESSION:
1235 show_bits = 0;
1236 nm = NULL;
1237 break;
1238 case SSL_SECOP_VERSION:
1239 BIO_printf(sdb->out, "Version=%s", lookup(nid, ssl_versions, "???"));
1240 show_bits = 0;
1241 nm = NULL;
1242 break;
1243 case SSL_SECOP_CA_MD:
1244 case SSL_SECOP_PEER_CA_MD:
1245 cert_md = 1;
1246 break;
1247 }
1248 if (nm)
1249 BIO_printf(sdb->out, "%s=", nm);
1250
1251 switch (op & SSL_SECOP_OTHER_TYPE) {
1252
1253 case SSL_SECOP_OTHER_CIPHER:
1254 BIO_puts(sdb->out, SSL_CIPHER_get_name(other));
1255 break;
1256
1257#ifndef OPENSSL_NO_EC
1258 case SSL_SECOP_OTHER_CURVE:
1259 {
1260 const char *cname;
1261 cname = EC_curve_nid2nist(nid);
1262 if (cname == NULL)
1263 cname = OBJ_nid2sn(nid);
1264 BIO_puts(sdb->out, cname);
1265 }
1266 break;
1267#endif
1268#ifndef OPENSSL_NO_DH
1269 case SSL_SECOP_OTHER_DH:
1270 {
1271 DH *dh = other;
1272 BIO_printf(sdb->out, "%d", DH_bits(dh));
1273 break;
1274 }
1275#endif
1276 case SSL_SECOP_OTHER_CERT:
1277 {
1278 if (cert_md) {
1279 int sig_nid = X509_get_signature_nid(other);
1280 BIO_puts(sdb->out, OBJ_nid2sn(sig_nid));
1281 } else {
1282 EVP_PKEY *pkey = X509_get0_pubkey(other);
1283 const char *algname = "";
1284 EVP_PKEY_asn1_get0_info(NULL, NULL, NULL, NULL,
1285 &algname, EVP_PKEY_get0_asn1(pkey));
1286 BIO_printf(sdb->out, "%s, bits=%d",
1287 algname, EVP_PKEY_bits(pkey));
1288 }
1289 break;
1290 }
1291 case SSL_SECOP_OTHER_SIGALG:
1292 {
1293 const unsigned char *salg = other;
1294 const char *sname = NULL;
1295 switch (salg[1]) {
1296 case TLSEXT_signature_anonymous:
1297 sname = "anonymous";
1298 break;
1299 case TLSEXT_signature_rsa:
1300 sname = "RSA";
1301 break;
1302 case TLSEXT_signature_dsa:
1303 sname = "DSA";
1304 break;
1305 case TLSEXT_signature_ecdsa:
1306 sname = "ECDSA";
1307 break;
1308 }
1309
1310 BIO_puts(sdb->out, OBJ_nid2sn(nid));
1311 if (sname)
1312 BIO_printf(sdb->out, ", algorithm=%s", sname);
1313 else
1314 BIO_printf(sdb->out, ", algid=%d", salg[1]);
1315 break;
1316 }
1317
1318 }
1319
1320 if (show_bits)
1321 BIO_printf(sdb->out, ", security bits=%d", bits);
1322 BIO_printf(sdb->out, ": %s\n", rv ? "yes" : "no");
1323 return rv;
1324}
1325
1326void ssl_ctx_security_debug(SSL_CTX *ctx, int verbose)
1327{
1328 static security_debug_ex sdb;
1329
1330 sdb.out = bio_err;
1331 sdb.verbose = verbose;
1332 sdb.old_cb = SSL_CTX_get_security_callback(ctx);
1333 SSL_CTX_set_security_callback(ctx, security_callback_debug);
1334 SSL_CTX_set0_security_ex_data(ctx, &sdb);
1335}
Note: See TracBrowser for help on using the repository browser.