2 * Copyright (c) 2016 Thomas Pornin <pornin@bolet.org>
4 * Permission is hereby granted, free of charge, to any person obtaining
5 * a copy of this software and associated documentation files (the
6 * "Software"), to deal in the Software without restriction, including
7 * without limitation the rights to use, copy, modify, merge, publish,
8 * distribute, sublicense, and/or sell copies of the Software, and to
9 * permit persons to whom the Software is furnished to do so, subject to
10 * the following conditions:
12 * The above copyright notice and this permission notice shall be
13 * included in all copies or substantial portions of the Software.
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
16 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
17 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
18 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
19 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
20 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
21 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
32 #include <sys/types.h>
33 #include <sys/socket.h>
35 #include <netinet/in.h>
36 #include <arpa/inet.h>
44 host_bind(const char *host
, const char *port
, int verbose
)
46 struct addrinfo hints
, *si
, *p
;
50 memset(&hints
, 0, sizeof hints
);
51 hints
.ai_family
= PF_UNSPEC
;
52 hints
.ai_socktype
= SOCK_STREAM
;
53 err
= getaddrinfo(host
, port
, &hints
, &si
);
55 fprintf(stderr
, "ERROR: getaddrinfo(): %s\n",
60 for (p
= si
; p
!= NULL
; p
= p
->ai_next
) {
62 struct sockaddr_in sa4
;
63 struct sockaddr_in6 sa6
;
68 sa
= (struct sockaddr
*)p
->ai_addr
;
69 if (sa
->sa_family
== AF_INET
) {
70 sa4
= *(struct sockaddr_in
*)sa
;
71 sa
= (struct sockaddr
*)&sa4
;
75 sa4
.sin_addr
.s_addr
= INADDR_ANY
;
77 } else if (sa
->sa_family
== AF_INET6
) {
78 sa6
= *(struct sockaddr_in6
*)sa
;
79 sa
= (struct sockaddr
*)&sa6
;
81 addr
= &sa6
.sin6_addr
;
83 sa6
.sin6_addr
= in6addr_any
;
87 sa_len
= p
->ai_addrlen
;
90 char tmp
[INET6_ADDRSTRLEN
+ 50];
93 if (!inet_ntop(p
->ai_family
, addr
,
96 strcpy(tmp
, "<invalid>");
99 sprintf(tmp
, "<unknown family: %d>",
102 fprintf(stderr
, "binding to: %s\n", tmp
);
104 fd
= socket(p
->ai_family
, p
->ai_socktype
, p
->ai_protocol
);
112 setsockopt(fd
, SOL_SOCKET
, SO_REUSEADDR
, &opt
, sizeof opt
);
114 setsockopt(fd
, IPPROTO_IPV6
, IPV6_V6ONLY
, &opt
, sizeof opt
);
115 if (bind(fd
, sa
, sa_len
) < 0) {
126 fprintf(stderr
, "ERROR: failed to bind\n");
130 if (listen(fd
, 5) < 0) {
138 fprintf(stderr
, "bound.\n");
144 accept_client(int server_fd
, int verbose
)
151 fd
= accept(server_fd
, &sa
, &sa_len
);
159 char tmp
[INET6_ADDRSTRLEN
+ 50];
163 switch (sa
.sa_family
) {
165 name
= inet_ntop(AF_INET
,
166 &((struct sockaddr_in
*)&sa
)->sin_addr
,
170 name
= inet_ntop(AF_INET6
,
171 &((struct sockaddr_in6
*)&sa
)->sin6_addr
,
176 sprintf(tmp
, "<unknown: %lu>",
177 (unsigned long)sa
.sa_family
);
180 fprintf(stderr
, "accepting connection from: %s\n", name
);
184 * We make the socket non-blocking, since we are going to use
185 * poll() to organise I/O.
187 fcntl(fd
, F_SETFL
, O_NONBLOCK
);
195 "usage: brssl server [ options ]\n");
199 " -q suppress verbose messages\n");
201 " -trace activate extra debug messages (dump of all packets)\n");
203 " -b name bind to a specific address or host name\n");
205 " -p port bind to a specific port (default: 4433)\n");
207 " -mono use monodirectional buffering\n");
209 " -buf length set the I/O buffer length (in bytes)\n");
211 " -cache length set the session cache storage length (in bytes)\n");
213 " -cert fname read certificate chain from file 'fname'\n");
215 " -key fname read private key from file 'fname'\n");
217 " -CA file add trust anchors from 'file' (for client auth)\n");
219 " -anon_ok request but do not require a client certificate\n");
221 " -list list supported names (protocols, algorithms...)\n");
223 " -vmin name set minimum supported version (default: TLS-1.0)\n");
225 " -vmax name set maximum supported version (default: TLS-1.2)\n");
227 " -cs names set list of supported cipher suites (comma-separated)\n");
229 " -hf names add support for some hash functions (comma-separated)\n");
231 " -serverpref enforce server's preferences for cipher suites\n");
236 const br_ssl_server_policy_class
*vtable
;
238 br_x509_certificate
*chain
;
240 int cert_signer_algo
;
245 print_hashes(unsigned chashes
)
249 for (i
= 2; i
<= 6; i
++) {
250 if ((chashes
>> i
) & 1) {
254 case 3: z
= 224; break;
255 case 4: z
= 256; break;
256 case 5: z
= 384; break;
257 case 6: z
= 512; break;
262 fprintf(stderr
, " sha%d", z
);
268 choose_hash(unsigned chashes
)
272 for (hash_id
= 6; hash_id
>= 2; hash_id
--) {
273 if (((chashes
>> hash_id
) & 1) != 0) {
278 * Normally unreachable.
284 sp_choose(const br_ssl_server_policy_class
**pctx
,
285 const br_ssl_server_context
*cc
,
286 br_ssl_server_choices
*choices
)
289 const br_suite_translated
*st
;
293 pc
= (policy_context
*)pctx
;
294 st
= br_ssl_server_get_client_suites(cc
, &st_num
);
295 chashes
= br_ssl_server_get_client_hashes(cc
);
297 fprintf(stderr
, "Client parameters:\n");
298 fprintf(stderr
, " Maximum version: ");
299 switch (cc
->client_max_version
) {
301 fprintf(stderr
, "SSL 3.0");
304 fprintf(stderr
, "TLS 1.0");
307 fprintf(stderr
, "TLS 1.1");
310 fprintf(stderr
, "TLS 1.2");
313 fprintf(stderr
, "unknown (0x%04X)",
314 (unsigned)cc
->client_max_version
);
317 fprintf(stderr
, "\n");
318 fprintf(stderr
, " Compatible cipher suites:\n");
319 for (u
= 0; u
< st_num
; u
++) {
322 get_suite_name_ext(st
[u
][0], csn
, sizeof csn
);
323 fprintf(stderr
, " %s\n", csn
);
325 fprintf(stderr
, " Common sign+hash functions:\n");
326 if ((chashes
& 0xFF) != 0) {
327 fprintf(stderr
, " with RSA:");
328 print_hashes(chashes
);
329 fprintf(stderr
, "\n");
331 if ((chashes
>> 8) != 0) {
332 fprintf(stderr
, " with ECDSA:");
333 print_hashes(chashes
>> 8);
334 fprintf(stderr
, "\n");
337 for (u
= 0; u
< st_num
; u
++) {
343 if (pc
->sk
->key_type
== BR_KEYTYPE_RSA
) {
344 choices
->cipher_suite
= st
[u
][0];
348 case BR_SSLKEYX_ECDHE_RSA
:
349 if (pc
->sk
->key_type
== BR_KEYTYPE_RSA
) {
350 choices
->cipher_suite
= st
[u
][0];
351 if (br_ssl_engine_get_version(&cc
->eng
)
354 choices
->hash_id
= 0;
356 choices
->hash_id
= choose_hash(chashes
);
361 case BR_SSLKEYX_ECDHE_ECDSA
:
362 if (pc
->sk
->key_type
== BR_KEYTYPE_EC
) {
363 choices
->cipher_suite
= st
[u
][0];
364 if (br_ssl_engine_get_version(&cc
->eng
)
367 choices
->hash_id
= br_sha1_ID
;
370 choose_hash(chashes
>> 8);
375 case BR_SSLKEYX_ECDH_RSA
:
376 if (pc
->sk
->key_type
== BR_KEYTYPE_EC
377 && pc
->cert_signer_algo
== BR_KEYTYPE_RSA
)
379 choices
->cipher_suite
= st
[u
][0];
383 case BR_SSLKEYX_ECDH_ECDSA
:
384 if (pc
->sk
->key_type
== BR_KEYTYPE_EC
385 && pc
->cert_signer_algo
== BR_KEYTYPE_EC
)
387 choices
->cipher_suite
= st
[u
][0];
396 choices
->chain
= pc
->chain
;
397 choices
->chain_len
= pc
->chain_len
;
401 get_suite_name_ext(choices
->cipher_suite
, csn
, sizeof csn
);
402 fprintf(stderr
, "Using: %s\n", csn
);
408 sp_do_keyx(const br_ssl_server_policy_class
**pctx
,
409 unsigned char *data
, size_t len
)
413 pc
= (policy_context
*)pctx
;
414 switch (pc
->sk
->key_type
) {
416 return br_rsa_ssl_decrypt(
417 &br_rsa_i31_private
, &pc
->sk
->key
.rsa
,
420 return br_ec_prime_i31
.mul(data
, len
, pc
->sk
->key
.ec
.x
,
421 pc
->sk
->key
.ec
.xlen
, pc
->sk
->key
.ec
.curve
);
423 fprintf(stderr
, "ERROR: unknown private key type (%d)\n",
424 (int)pc
->sk
->key_type
);
430 sp_do_sign(const br_ssl_server_policy_class
**pctx
,
431 int hash_id
, size_t hv_len
, unsigned char *data
, size_t len
)
434 unsigned char hv
[64];
436 pc
= (policy_context
*)pctx
;
437 memcpy(hv
, data
, hv_len
);
438 switch (pc
->sk
->key_type
) {
441 const unsigned char *hash_oid
;
442 const br_hash_class
*hc
;
445 hash_oid
= get_hash_oid(hash_id
);
446 if (hash_oid
== NULL
&& hash_id
!= 0) {
448 fprintf(stderr
, "ERROR: cannot RSA-sign with"
449 " unknown hash function: %d\n",
454 sig_len
= (pc
->sk
->key
.rsa
.n_bitlen
+ 7) >> 3;
457 fprintf(stderr
, "ERROR: cannot RSA-sign,"
458 " buffer is too small"
459 " (sig=%lu, buf=%lu)\n",
460 (unsigned long)sig_len
,
465 x
= br_rsa_i31_pkcs1_sign(hash_oid
, hv
, hv_len
,
466 &pc
->sk
->key
.rsa
, data
);
469 fprintf(stderr
, "ERROR: RSA-sign failure\n");
476 hc
= get_hash_impl(hash_id
);
479 fprintf(stderr
, "ERROR: cannot ECDSA-sign with"
480 " unknown hash function: %d\n",
487 fprintf(stderr
, "ERROR: cannot ECDSA-sign"
488 " (output buffer = %lu)\n",
493 sig_len
= br_ecdsa_i31_sign_asn1(&br_ec_prime_i31
,
494 hc
, hv
, &pc
->sk
->key
.ec
, data
);
497 fprintf(stderr
, "ERROR: ECDSA-sign failure\n");
508 static const br_ssl_server_policy_class policy_vtable
= {
509 sizeof(policy_context
),
517 do_server(int argc
, char *argv
[])
523 const char *bind_name
;
526 cipher_suite
*suites
;
530 br_x509_certificate
*chain
;
532 int cert_signer_algo
;
534 anchor_list anchors
= VEC_INIT
;
535 br_x509_minimal_context xc
;
536 const br_hash_class
*dnhash
;
538 br_ssl_server_context cc
;
540 br_ssl_session_cache_lru lru
;
541 unsigned char *iobuf
, *cache
;
542 size_t iobuf_len
, cache_len
;
564 cache_len
= (size_t)-1;
568 for (i
= 0; i
< argc
; i
++) {
574 goto server_exit_error
;
576 if (eqstr(arg
, "-v") || eqstr(arg
, "-verbose")) {
578 } else if (eqstr(arg
, "-q") || eqstr(arg
, "-quiet")) {
580 } else if (eqstr(arg
, "-trace")) {
582 } else if (eqstr(arg
, "-b")) {
585 "ERROR: no argument for '-b'\n");
587 goto server_exit_error
;
589 if (bind_name
!= NULL
) {
590 fprintf(stderr
, "ERROR: duplicate bind host\n");
592 goto server_exit_error
;
595 } else if (eqstr(arg
, "-p")) {
598 "ERROR: no argument for '-p'\n");
600 goto server_exit_error
;
603 fprintf(stderr
, "ERROR: duplicate bind port\n");
605 goto server_exit_error
;
608 } else if (eqstr(arg
, "-mono")) {
610 } else if (eqstr(arg
, "-buf")) {
613 "ERROR: no argument for '-buf'\n");
615 goto server_exit_error
;
618 if (iobuf_len
!= 0) {
620 "ERROR: duplicate I/O buffer length\n");
622 goto server_exit_error
;
624 iobuf_len
= parse_size(arg
);
625 if (iobuf_len
== (size_t)-1) {
627 goto server_exit_error
;
629 } else if (eqstr(arg
, "-cache")) {
632 "ERROR: no argument for '-cache'\n");
634 goto server_exit_error
;
637 if (cache_len
!= (size_t)-1) {
638 fprintf(stderr
, "ERROR: duplicate session"
641 goto server_exit_error
;
643 cache_len
= parse_size(arg
);
644 if (cache_len
== (size_t)-1) {
646 goto server_exit_error
;
648 } else if (eqstr(arg
, "-cert")) {
651 "ERROR: no argument for '-cert'\n");
653 goto server_exit_error
;
657 "ERROR: duplicate certificate chain\n");
659 goto server_exit_error
;
662 chain
= read_certificates(arg
, &chain_len
);
663 if (chain
== NULL
|| chain_len
== 0) {
664 goto server_exit_error
;
666 } else if (eqstr(arg
, "-key")) {
669 "ERROR: no argument for '-key'\n");
671 goto server_exit_error
;
675 "ERROR: duplicate private key\n");
677 goto server_exit_error
;
680 sk
= read_private_key(arg
);
682 goto server_exit_error
;
684 } else if (eqstr(arg
, "-CA")) {
687 "ERROR: no argument for '-CA'\n");
689 goto server_exit_error
;
692 if (read_trust_anchors(&anchors
, arg
) == 0) {
694 goto server_exit_error
;
696 } else if (eqstr(arg
, "-anon_ok")) {
697 flags
|= BR_OPT_TOLERATE_NO_CLIENT_AUTH
;
698 } else if (eqstr(arg
, "-list")) {
701 } else if (eqstr(arg
, "-vmin")) {
704 "ERROR: no argument for '-vmin'\n");
706 goto server_exit_error
;
711 "ERROR: duplicate minimum version\n");
713 goto server_exit_error
;
715 vmin
= parse_version(arg
, strlen(arg
));
718 "ERROR: unrecognised version '%s'\n",
721 goto server_exit_error
;
723 } else if (eqstr(arg
, "-vmax")) {
726 "ERROR: no argument for '-vmax'\n");
728 goto server_exit_error
;
733 "ERROR: duplicate maximum version\n");
735 goto server_exit_error
;
737 vmax
= parse_version(arg
, strlen(arg
));
740 "ERROR: unrecognised version '%s'\n",
743 goto server_exit_error
;
745 } else if (eqstr(arg
, "-cs")) {
748 "ERROR: no argument for '-cs'\n");
750 goto server_exit_error
;
753 if (suites
!= NULL
) {
754 fprintf(stderr
, "ERROR: duplicate list"
755 " of cipher suites\n");
757 goto server_exit_error
;
759 suites
= parse_suites(arg
, &num_suites
);
760 if (suites
== NULL
) {
762 goto server_exit_error
;
764 } else if (eqstr(arg
, "-hf")) {
769 "ERROR: no argument for '-hf'\n");
771 goto server_exit_error
;
774 x
= parse_hash_functions(arg
);
777 goto server_exit_error
;
780 } else if (eqstr(arg
, "-serverpref")) {
781 flags
|= BR_OPT_ENFORCE_SERVER_PREFERENCES
;
782 } else if (eqstr(arg
, "-noreneg")) {
783 flags
|= BR_OPT_NO_RENEGOTIATION
;
785 fprintf(stderr
, "ERROR: unknown option: '%s'\n", arg
);
787 goto server_exit_error
;
800 fprintf(stderr
, "ERROR: impossible minimum/maximum protocol"
801 " version combination\n");
803 goto server_exit_error
;
805 if (suites
== NULL
) {
808 for (u
= 0; cipher_suites
[u
].name
; u
++) {
809 if ((cipher_suites
[u
].req
& REQ_TLS12
) == 0
815 suites
= xmalloc(num_suites
* sizeof *suites
);
817 for (u
= 0; cipher_suites
[u
].name
; u
++) {
818 if ((cipher_suites
[u
].req
& REQ_TLS12
) == 0
821 suites
[num_suites
++] = cipher_suites
[u
];
826 hfuns
= (unsigned)-1;
828 if (chain
== NULL
|| chain_len
== 0) {
829 fprintf(stderr
, "ERROR: no certificate chain provided\n");
830 goto server_exit_error
;
833 fprintf(stderr
, "ERROR: no private key provided\n");
834 goto server_exit_error
;
836 switch (sk
->key_type
) {
843 curve
= sk
->key
.ec
.curve
;
844 supp
= br_ec_prime_i31
.supported_curves
;
845 if (curve
> 31 || !((supp
>> curve
) & 1)) {
846 fprintf(stderr
, "ERROR: private key curve (%d)"
847 " is not supported\n", curve
);
848 goto server_exit_error
;
852 fprintf(stderr
, "ERROR: unsupported private key type (%d)\n",
856 cert_signer_algo
= get_cert_signer_algo(chain
);
857 if (cert_signer_algo
== 0) {
858 goto server_exit_error
;
863 switch (cert_signer_algo
) {
864 case BR_KEYTYPE_RSA
: csas
= "RSA"; break;
865 case BR_KEYTYPE_EC
: csas
= "EC"; break;
870 fprintf(stderr
, "Issuing CA key type: %d (%s)\n",
871 cert_signer_algo
, csas
);
873 if (iobuf_len
== 0) {
875 iobuf_len
= BR_SSL_BUFSIZE_BIDI
;
877 iobuf_len
= BR_SSL_BUFSIZE_MONO
;
880 iobuf
= xmalloc(iobuf_len
);
881 if (cache_len
== (size_t)-1) {
884 cache
= xmalloc(cache_len
);
887 * Compute implementation requirements and inject implementations.
889 suite_ids
= xmalloc(num_suites
* sizeof *suite_ids
);
890 br_ssl_server_zero(&cc
);
891 br_ssl_engine_set_versions(&cc
.eng
, vmin
, vmax
);
892 br_ssl_engine_set_all_flags(&cc
.eng
, flags
);
893 if (vmin
<= BR_TLS11
) {
894 if (!(hfuns
& (1 << br_md5_ID
))) {
895 fprintf(stderr
, "ERROR: TLS 1.0 and 1.1 need MD5\n");
896 goto server_exit_error
;
898 if (!(hfuns
& (1 << br_sha1_ID
))) {
899 fprintf(stderr
, "ERROR: TLS 1.0 and 1.1 need SHA-1\n");
900 goto server_exit_error
;
903 for (u
= 0; u
< num_suites
; u
++) {
907 suite_ids
[u
] = suites
[u
].suite
;
908 if ((req
& REQ_TLS12
) != 0 && vmax
< BR_TLS12
) {
910 "ERROR: cipher suite %s requires TLS 1.2\n",
912 goto server_exit_error
;
914 if ((req
& REQ_SHA1
) != 0 && !(hfuns
& (1 << br_sha1_ID
))) {
916 "ERROR: cipher suite %s requires SHA-1\n",
918 goto server_exit_error
;
920 if ((req
& REQ_SHA256
) != 0 && !(hfuns
& (1 << br_sha256_ID
))) {
922 "ERROR: cipher suite %s requires SHA-256\n",
924 goto server_exit_error
;
926 if ((req
& REQ_SHA384
) != 0 && !(hfuns
& (1 << br_sha384_ID
))) {
928 "ERROR: cipher suite %s requires SHA-384\n",
930 goto server_exit_error
;
932 /* TODO: algorithm implementation selection */
933 if ((req
& REQ_AESCBC
) != 0) {
934 br_ssl_engine_set_aes_cbc(&cc
.eng
,
935 &br_aes_ct_cbcenc_vtable
,
936 &br_aes_ct_cbcdec_vtable
);
937 br_ssl_engine_set_cbc(&cc
.eng
,
938 &br_sslrec_in_cbc_vtable
,
939 &br_sslrec_out_cbc_vtable
);
941 if ((req
& REQ_AESGCM
) != 0) {
942 br_ssl_engine_set_aes_ctr(&cc
.eng
,
943 &br_aes_ct_ctr_vtable
);
944 br_ssl_engine_set_ghash(&cc
.eng
,
946 br_ssl_engine_set_gcm(&cc
.eng
,
947 &br_sslrec_in_gcm_vtable
,
948 &br_sslrec_out_gcm_vtable
);
950 if ((req
& REQ_3DESCBC
) != 0) {
951 br_ssl_engine_set_des_cbc(&cc
.eng
,
952 &br_des_ct_cbcenc_vtable
,
953 &br_des_ct_cbcdec_vtable
);
954 br_ssl_engine_set_cbc(&cc
.eng
,
955 &br_sslrec_in_cbc_vtable
,
956 &br_sslrec_out_cbc_vtable
);
958 if ((req
& (REQ_ECDHE_RSA
| REQ_ECDHE_ECDSA
)) != 0) {
959 br_ssl_engine_set_ec(&cc
.eng
, &br_ec_prime_i31
);
962 br_ssl_engine_set_suites(&cc
.eng
, suite_ids
, num_suites
);
965 for (u
= 0; hash_functions
[u
].name
; u
++) {
966 const br_hash_class
*hc
;
969 hc
= hash_functions
[u
].hclass
;
970 id
= (hc
->desc
>> BR_HASHDESC_ID_OFF
) & BR_HASHDESC_ID_MASK
;
971 if ((hfuns
& ((unsigned)1 << id
)) != 0) {
973 br_ssl_engine_set_hash(&cc
.eng
, id
, hc
);
976 if (vmin
<= BR_TLS11
) {
977 br_ssl_engine_set_prf10(&cc
.eng
, &br_tls10_prf
);
979 if (vmax
>= BR_TLS12
) {
980 if ((hfuns
& ((unsigned)1 << br_sha256_ID
)) != 0) {
981 br_ssl_engine_set_prf_sha256(&cc
.eng
,
982 &br_tls12_sha256_prf
);
984 if ((hfuns
& ((unsigned)1 << br_sha384_ID
)) != 0) {
985 br_ssl_engine_set_prf_sha384(&cc
.eng
,
986 &br_tls12_sha384_prf
);
990 br_ssl_session_cache_lru_init(&lru
, cache
, cache_len
);
991 br_ssl_server_set_cache(&cc
, &lru
.vtable
);
994 * Set the policy handler (that chooses the actual cipher suite,
995 * selects the certificate chain, and runs the private key
998 pc
.vtable
= &policy_vtable
;
999 pc
.verbose
= verbose
;
1001 pc
.chain_len
= chain_len
;
1002 pc
.cert_signer_algo
= cert_signer_algo
;
1004 br_ssl_server_set_policy(&cc
, &pc
.vtable
);
1007 * If trust anchors have been configured, then set an X.509
1008 * validation engine and activate client certificate
1011 if (VEC_LEN(anchors
) != 0) {
1012 br_x509_minimal_init(&xc
, dnhash
,
1013 &VEC_ELT(anchors
, 0), VEC_LEN(anchors
));
1014 for (u
= 0; hash_functions
[u
].name
; u
++) {
1015 const br_hash_class
*hc
;
1018 hc
= hash_functions
[u
].hclass
;
1019 id
= (hc
->desc
>> BR_HASHDESC_ID_OFF
)
1020 & BR_HASHDESC_ID_MASK
;
1021 if ((hfuns
& ((unsigned)1 << id
)) != 0) {
1022 br_x509_minimal_set_hash(&xc
, id
, hc
);
1025 br_ssl_engine_set_rsavrfy(&cc
.eng
, &br_rsa_i31_pkcs1_vrfy
);
1026 br_ssl_engine_set_ec(&cc
.eng
, &br_ec_prime_i31
);
1027 br_ssl_engine_set_ecdsa(&cc
.eng
, &br_ecdsa_i31_vrfy_asn1
);
1028 br_x509_minimal_set_rsa(&xc
, &br_rsa_i31_pkcs1_vrfy
);
1029 br_x509_minimal_set_ecdsa(&xc
,
1030 &br_ec_prime_i31
, &br_ecdsa_i31_vrfy_asn1
);
1031 br_ssl_engine_set_x509(&cc
.eng
, &xc
.vtable
);
1032 br_ssl_server_set_trust_anchor_names_alt(&cc
,
1033 &VEC_ELT(anchors
, 0), VEC_LEN(anchors
));
1036 br_ssl_engine_set_buffer(&cc
.eng
, iobuf
, iobuf_len
, bidi
);
1039 * We need to ignore SIGPIPE.
1041 signal(SIGPIPE
, SIG_IGN
);
1044 * Open the server socket.
1046 server_fd
= host_bind(bind_name
, port
, verbose
);
1047 if (server_fd
< 0) {
1048 goto server_exit_error
;
1052 * Process incoming clients, one at a time. Note that we do not
1053 * accept any client until the previous connection has finished:
1054 * this is voluntary, since the tool uses stdin/stdout for
1055 * application data, and thus cannot really run two connections
1061 fd
= accept_client(server_fd
, verbose
);
1063 goto server_exit_error
;
1065 br_ssl_server_reset(&cc
);
1066 x
= run_ssl_engine(&cc
.eng
, fd
,
1067 (verbose
? RUN_ENGINE_VERBOSE
: 0)
1068 | (trace
? RUN_ENGINE_TRACE
: 0));
1072 goto server_exit_error
;
1077 * Release allocated structures.
1082 free_certificates(chain
, chain_len
);
1083 free_private_key(sk
);
1084 VEC_CLEAREXT(anchors
, &free_ta_contents
);