2 * Copyright 1995-2018 The OpenSSL Project Authors. All Rights Reserved.
4 * Licensed under the Apache License 2.0 (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
11 #include "ssl_local.h"
12 #include "internal/packet.h"
13 #include <openssl/bio.h>
14 #include <openssl/objects.h>
15 #include <openssl/evp.h>
16 #include <openssl/x509.h>
17 #include <openssl/x509v3.h>
18 #include <openssl/pem.h>
20 static int ssl_set_cert(CERT *c, X509 *x509);
21 static int ssl_set_pkey(CERT *c, EVP_PKEY *pkey);
23 #define SYNTHV1CONTEXT (SSL_EXT_TLS1_2_AND_BELOW_ONLY \
24 | SSL_EXT_CLIENT_HELLO \
25 | SSL_EXT_TLS1_2_SERVER_HELLO \
26 | SSL_EXT_IGNORE_ON_RESUMPTION)
28 int SSL_use_certificate(SSL *ssl, X509 *x)
32 SSLerr(SSL_F_SSL_USE_CERTIFICATE, ERR_R_PASSED_NULL_PARAMETER);
35 if (!X509v3_cache_extensions(x, ssl->ctx->libctx, ssl->ctx->propq)) {
36 SSLerr(0, ERR_LIB_X509);
39 rv = ssl_security_cert(ssl, NULL, x, 0, 1);
41 SSLerr(SSL_F_SSL_USE_CERTIFICATE, rv);
45 return ssl_set_cert(ssl->cert, x);
48 int SSL_use_certificate_file(SSL *ssl, const char *file, int type)
55 in = BIO_new(BIO_s_file());
57 SSLerr(SSL_F_SSL_USE_CERTIFICATE_FILE, ERR_R_BUF_LIB);
61 if (BIO_read_filename(in, file) <= 0) {
62 SSLerr(SSL_F_SSL_USE_CERTIFICATE_FILE, ERR_R_SYS_LIB);
65 if (type == SSL_FILETYPE_ASN1) {
67 x = d2i_X509_bio(in, NULL);
68 } else if (type == SSL_FILETYPE_PEM) {
70 x = PEM_read_bio_X509(in, NULL, ssl->default_passwd_callback,
71 ssl->default_passwd_callback_userdata);
73 SSLerr(SSL_F_SSL_USE_CERTIFICATE_FILE, SSL_R_BAD_SSL_FILETYPE);
78 SSLerr(SSL_F_SSL_USE_CERTIFICATE_FILE, j);
82 ret = SSL_use_certificate(ssl, x);
89 int SSL_use_certificate_ASN1(SSL *ssl, const unsigned char *d, int len)
94 x = d2i_X509(NULL, &d, (long)len);
96 SSLerr(SSL_F_SSL_USE_CERTIFICATE_ASN1, ERR_R_ASN1_LIB);
100 ret = SSL_use_certificate(ssl, x);
105 #ifndef OPENSSL_NO_RSA
106 int SSL_use_RSAPrivateKey(SSL *ssl, RSA *rsa)
112 SSLerr(SSL_F_SSL_USE_RSAPRIVATEKEY, ERR_R_PASSED_NULL_PARAMETER);
115 if ((pkey = EVP_PKEY_new()) == NULL) {
116 SSLerr(SSL_F_SSL_USE_RSAPRIVATEKEY, ERR_R_EVP_LIB);
121 if (EVP_PKEY_assign_RSA(pkey, rsa) <= 0) {
127 ret = ssl_set_pkey(ssl->cert, pkey);
133 static int ssl_set_pkey(CERT *c, EVP_PKEY *pkey)
137 if (ssl_cert_lookup_by_pkey(pkey, &i) == NULL) {
138 SSLerr(SSL_F_SSL_SET_PKEY, SSL_R_UNKNOWN_CERTIFICATE_TYPE);
142 if (c->pkeys[i].x509 != NULL) {
144 pktmp = X509_get0_pubkey(c->pkeys[i].x509);
146 SSLerr(SSL_F_SSL_SET_PKEY, ERR_R_MALLOC_FAILURE);
150 * The return code from EVP_PKEY_copy_parameters is deliberately
151 * ignored. Some EVP_PKEY types cannot do this.
153 EVP_PKEY_copy_parameters(pktmp, pkey);
156 #ifndef OPENSSL_NO_RSA
158 * Don't check the public/private key, this is mostly for smart
161 if (EVP_PKEY_id(pkey) == EVP_PKEY_RSA
162 && RSA_flags(EVP_PKEY_get0_RSA(pkey)) & RSA_METHOD_FLAG_NO_CHECK) ;
165 if (!X509_check_private_key(c->pkeys[i].x509, pkey)) {
166 X509_free(c->pkeys[i].x509);
167 c->pkeys[i].x509 = NULL;
172 EVP_PKEY_free(c->pkeys[i].privatekey);
173 EVP_PKEY_up_ref(pkey);
174 c->pkeys[i].privatekey = pkey;
175 c->key = &c->pkeys[i];
179 #ifndef OPENSSL_NO_RSA
180 int SSL_use_RSAPrivateKey_file(SSL *ssl, const char *file, int type)
186 in = BIO_new(BIO_s_file());
188 SSLerr(SSL_F_SSL_USE_RSAPRIVATEKEY_FILE, ERR_R_BUF_LIB);
192 if (BIO_read_filename(in, file) <= 0) {
193 SSLerr(SSL_F_SSL_USE_RSAPRIVATEKEY_FILE, ERR_R_SYS_LIB);
196 if (type == SSL_FILETYPE_ASN1) {
198 rsa = d2i_RSAPrivateKey_bio(in, NULL);
199 } else if (type == SSL_FILETYPE_PEM) {
201 rsa = PEM_read_bio_RSAPrivateKey(in, NULL,
202 ssl->default_passwd_callback,
203 ssl->default_passwd_callback_userdata);
205 SSLerr(SSL_F_SSL_USE_RSAPRIVATEKEY_FILE, SSL_R_BAD_SSL_FILETYPE);
209 SSLerr(SSL_F_SSL_USE_RSAPRIVATEKEY_FILE, j);
212 ret = SSL_use_RSAPrivateKey(ssl, rsa);
219 int SSL_use_RSAPrivateKey_ASN1(SSL *ssl, const unsigned char *d, long len)
222 const unsigned char *p;
226 if ((rsa = d2i_RSAPrivateKey(NULL, &p, (long)len)) == NULL) {
227 SSLerr(SSL_F_SSL_USE_RSAPRIVATEKEY_ASN1, ERR_R_ASN1_LIB);
231 ret = SSL_use_RSAPrivateKey(ssl, rsa);
235 #endif /* !OPENSSL_NO_RSA */
237 int SSL_use_PrivateKey(SSL *ssl, EVP_PKEY *pkey)
242 SSLerr(SSL_F_SSL_USE_PRIVATEKEY, ERR_R_PASSED_NULL_PARAMETER);
245 ret = ssl_set_pkey(ssl->cert, pkey);
249 int SSL_use_PrivateKey_file(SSL *ssl, const char *file, int type)
253 EVP_PKEY *pkey = NULL;
255 in = BIO_new(BIO_s_file());
257 SSLerr(SSL_F_SSL_USE_PRIVATEKEY_FILE, ERR_R_BUF_LIB);
261 if (BIO_read_filename(in, file) <= 0) {
262 SSLerr(SSL_F_SSL_USE_PRIVATEKEY_FILE, ERR_R_SYS_LIB);
265 if (type == SSL_FILETYPE_PEM) {
267 pkey = PEM_read_bio_PrivateKey(in, NULL,
268 ssl->default_passwd_callback,
269 ssl->default_passwd_callback_userdata);
270 } else if (type == SSL_FILETYPE_ASN1) {
272 pkey = d2i_PrivateKey_bio(in, NULL);
274 SSLerr(SSL_F_SSL_USE_PRIVATEKEY_FILE, SSL_R_BAD_SSL_FILETYPE);
278 SSLerr(SSL_F_SSL_USE_PRIVATEKEY_FILE, j);
281 ret = SSL_use_PrivateKey(ssl, pkey);
288 int SSL_use_PrivateKey_ASN1(int type, SSL *ssl, const unsigned char *d,
292 const unsigned char *p;
296 if ((pkey = d2i_PrivateKey(type, NULL, &p, (long)len)) == NULL) {
297 SSLerr(SSL_F_SSL_USE_PRIVATEKEY_ASN1, ERR_R_ASN1_LIB);
301 ret = SSL_use_PrivateKey(ssl, pkey);
306 int SSL_CTX_use_certificate(SSL_CTX *ctx, X509 *x)
310 SSLerr(SSL_F_SSL_CTX_USE_CERTIFICATE, ERR_R_PASSED_NULL_PARAMETER);
313 if (!X509v3_cache_extensions(x, ctx->libctx, ctx->propq)) {
314 SSLerr(0, ERR_LIB_X509);
317 rv = ssl_security_cert(NULL, ctx, x, 0, 1);
319 SSLerr(SSL_F_SSL_CTX_USE_CERTIFICATE, rv);
322 return ssl_set_cert(ctx->cert, x);
325 static int ssl_set_cert(CERT *c, X509 *x)
330 pkey = X509_get0_pubkey(x);
332 SSLerr(SSL_F_SSL_SET_CERT, SSL_R_X509_LIB);
336 if (ssl_cert_lookup_by_pkey(pkey, &i) == NULL) {
337 SSLerr(SSL_F_SSL_SET_CERT, SSL_R_UNKNOWN_CERTIFICATE_TYPE);
340 #ifndef OPENSSL_NO_EC
341 if (i == SSL_PKEY_ECC && !EVP_PKEY_can_sign(pkey)) {
342 SSLerr(SSL_F_SSL_SET_CERT, SSL_R_ECC_CERT_NOT_FOR_SIGNING);
346 if (c->pkeys[i].privatekey != NULL) {
348 * The return code from EVP_PKEY_copy_parameters is deliberately
349 * ignored. Some EVP_PKEY types cannot do this.
351 EVP_PKEY_copy_parameters(pkey, c->pkeys[i].privatekey);
354 #ifndef OPENSSL_NO_RSA
356 * Don't check the public/private key, this is mostly for smart
359 if (EVP_PKEY_id(c->pkeys[i].privatekey) == EVP_PKEY_RSA
360 && RSA_flags(EVP_PKEY_get0_RSA(c->pkeys[i].privatekey)) &
361 RSA_METHOD_FLAG_NO_CHECK) ;
363 #endif /* OPENSSL_NO_RSA */
364 if (!X509_check_private_key(x, c->pkeys[i].privatekey)) {
366 * don't fail for a cert/key mismatch, just free current private
367 * key (when switching to a different cert & key, first this
368 * function should be used, then ssl_set_pkey
370 EVP_PKEY_free(c->pkeys[i].privatekey);
371 c->pkeys[i].privatekey = NULL;
372 /* clear error queue */
377 X509_free(c->pkeys[i].x509);
379 c->pkeys[i].x509 = x;
380 c->key = &(c->pkeys[i]);
385 int SSL_CTX_use_certificate_file(SSL_CTX *ctx, const char *file, int type)
392 in = BIO_new(BIO_s_file());
394 SSLerr(SSL_F_SSL_CTX_USE_CERTIFICATE_FILE, ERR_R_BUF_LIB);
398 if (BIO_read_filename(in, file) <= 0) {
399 SSLerr(SSL_F_SSL_CTX_USE_CERTIFICATE_FILE, ERR_R_SYS_LIB);
402 if (type == SSL_FILETYPE_ASN1) {
404 x = d2i_X509_bio(in, NULL);
405 } else if (type == SSL_FILETYPE_PEM) {
407 x = PEM_read_bio_X509(in, NULL, ctx->default_passwd_callback,
408 ctx->default_passwd_callback_userdata);
410 SSLerr(SSL_F_SSL_CTX_USE_CERTIFICATE_FILE, SSL_R_BAD_SSL_FILETYPE);
415 SSLerr(SSL_F_SSL_CTX_USE_CERTIFICATE_FILE, j);
419 ret = SSL_CTX_use_certificate(ctx, x);
426 int SSL_CTX_use_certificate_ASN1(SSL_CTX *ctx, int len, const unsigned char *d)
431 x = d2i_X509(NULL, &d, (long)len);
433 SSLerr(SSL_F_SSL_CTX_USE_CERTIFICATE_ASN1, ERR_R_ASN1_LIB);
437 ret = SSL_CTX_use_certificate(ctx, x);
442 #ifndef OPENSSL_NO_RSA
443 int SSL_CTX_use_RSAPrivateKey(SSL_CTX *ctx, RSA *rsa)
449 SSLerr(SSL_F_SSL_CTX_USE_RSAPRIVATEKEY, ERR_R_PASSED_NULL_PARAMETER);
452 if ((pkey = EVP_PKEY_new()) == NULL) {
453 SSLerr(SSL_F_SSL_CTX_USE_RSAPRIVATEKEY, ERR_R_EVP_LIB);
458 if (EVP_PKEY_assign_RSA(pkey, rsa) <= 0) {
464 ret = ssl_set_pkey(ctx->cert, pkey);
469 int SSL_CTX_use_RSAPrivateKey_file(SSL_CTX *ctx, const char *file, int type)
475 in = BIO_new(BIO_s_file());
477 SSLerr(SSL_F_SSL_CTX_USE_RSAPRIVATEKEY_FILE, ERR_R_BUF_LIB);
481 if (BIO_read_filename(in, file) <= 0) {
482 SSLerr(SSL_F_SSL_CTX_USE_RSAPRIVATEKEY_FILE, ERR_R_SYS_LIB);
485 if (type == SSL_FILETYPE_ASN1) {
487 rsa = d2i_RSAPrivateKey_bio(in, NULL);
488 } else if (type == SSL_FILETYPE_PEM) {
490 rsa = PEM_read_bio_RSAPrivateKey(in, NULL,
491 ctx->default_passwd_callback,
492 ctx->default_passwd_callback_userdata);
494 SSLerr(SSL_F_SSL_CTX_USE_RSAPRIVATEKEY_FILE, SSL_R_BAD_SSL_FILETYPE);
498 SSLerr(SSL_F_SSL_CTX_USE_RSAPRIVATEKEY_FILE, j);
501 ret = SSL_CTX_use_RSAPrivateKey(ctx, rsa);
508 int SSL_CTX_use_RSAPrivateKey_ASN1(SSL_CTX *ctx, const unsigned char *d,
512 const unsigned char *p;
516 if ((rsa = d2i_RSAPrivateKey(NULL, &p, (long)len)) == NULL) {
517 SSLerr(SSL_F_SSL_CTX_USE_RSAPRIVATEKEY_ASN1, ERR_R_ASN1_LIB);
521 ret = SSL_CTX_use_RSAPrivateKey(ctx, rsa);
525 #endif /* !OPENSSL_NO_RSA */
527 int SSL_CTX_use_PrivateKey(SSL_CTX *ctx, EVP_PKEY *pkey)
530 SSLerr(SSL_F_SSL_CTX_USE_PRIVATEKEY, ERR_R_PASSED_NULL_PARAMETER);
533 return ssl_set_pkey(ctx->cert, pkey);
536 int SSL_CTX_use_PrivateKey_file(SSL_CTX *ctx, const char *file, int type)
540 EVP_PKEY *pkey = NULL;
542 in = BIO_new(BIO_s_file());
544 SSLerr(SSL_F_SSL_CTX_USE_PRIVATEKEY_FILE, ERR_R_BUF_LIB);
548 if (BIO_read_filename(in, file) <= 0) {
549 SSLerr(SSL_F_SSL_CTX_USE_PRIVATEKEY_FILE, ERR_R_SYS_LIB);
552 if (type == SSL_FILETYPE_PEM) {
554 pkey = PEM_read_bio_PrivateKey(in, NULL,
555 ctx->default_passwd_callback,
556 ctx->default_passwd_callback_userdata);
557 } else if (type == SSL_FILETYPE_ASN1) {
559 pkey = d2i_PrivateKey_bio(in, NULL);
561 SSLerr(SSL_F_SSL_CTX_USE_PRIVATEKEY_FILE, SSL_R_BAD_SSL_FILETYPE);
565 SSLerr(SSL_F_SSL_CTX_USE_PRIVATEKEY_FILE, j);
568 ret = SSL_CTX_use_PrivateKey(ctx, pkey);
575 int SSL_CTX_use_PrivateKey_ASN1(int type, SSL_CTX *ctx,
576 const unsigned char *d, long len)
579 const unsigned char *p;
583 if ((pkey = d2i_PrivateKey(type, NULL, &p, (long)len)) == NULL) {
584 SSLerr(SSL_F_SSL_CTX_USE_PRIVATEKEY_ASN1, ERR_R_ASN1_LIB);
588 ret = SSL_CTX_use_PrivateKey(ctx, pkey);
594 * Read a file that contains our certificate in "PEM" format, possibly
595 * followed by a sequence of CA certificates that should be sent to the peer
596 * in the Certificate message.
598 static int use_certificate_chain_file(SSL_CTX *ctx, SSL *ssl, const char *file)
603 pem_password_cb *passwd_callback;
604 void *passwd_callback_userdata;
606 ERR_clear_error(); /* clear error stack for
607 * SSL_CTX_use_certificate() */
610 passwd_callback = ctx->default_passwd_callback;
611 passwd_callback_userdata = ctx->default_passwd_callback_userdata;
613 passwd_callback = ssl->default_passwd_callback;
614 passwd_callback_userdata = ssl->default_passwd_callback_userdata;
617 in = BIO_new(BIO_s_file());
619 SSLerr(SSL_F_USE_CERTIFICATE_CHAIN_FILE, ERR_R_BUF_LIB);
623 if (BIO_read_filename(in, file) <= 0) {
624 SSLerr(SSL_F_USE_CERTIFICATE_CHAIN_FILE, ERR_R_SYS_LIB);
628 x = PEM_read_bio_X509_AUX(in, NULL, passwd_callback,
629 passwd_callback_userdata);
631 SSLerr(SSL_F_USE_CERTIFICATE_CHAIN_FILE, ERR_R_PEM_LIB);
636 ret = SSL_CTX_use_certificate(ctx, x);
638 ret = SSL_use_certificate(ssl, x);
640 if (ERR_peek_error() != 0)
641 ret = 0; /* Key/certificate mismatch doesn't imply
645 * If we could set up our certificate, now proceed to the CA
653 r = SSL_CTX_clear_chain_certs(ctx);
655 r = SSL_clear_chain_certs(ssl);
662 while ((ca = PEM_read_bio_X509(in, NULL, passwd_callback,
663 passwd_callback_userdata))
666 r = SSL_CTX_add0_chain_cert(ctx, ca);
668 r = SSL_add0_chain_cert(ssl, ca);
670 * Note that we must not free ca if it was successfully added to
671 * the chain (while we must free the main certificate, since its
672 * reference count is increased by SSL_CTX_use_certificate).
680 /* When the while loop ends, it's usually just EOF. */
681 err = ERR_peek_last_error();
682 if (ERR_GET_LIB(err) == ERR_LIB_PEM
683 && ERR_GET_REASON(err) == PEM_R_NO_START_LINE)
686 ret = 0; /* some real error */
695 int SSL_CTX_use_certificate_chain_file(SSL_CTX *ctx, const char *file)
697 return use_certificate_chain_file(ctx, NULL, file);
700 int SSL_use_certificate_chain_file(SSL *ssl, const char *file)
702 return use_certificate_chain_file(NULL, ssl, file);
705 static int serverinfo_find_extension(const unsigned char *serverinfo,
706 size_t serverinfo_length,
707 unsigned int extension_type,
708 const unsigned char **extension_data,
709 size_t *extension_length)
713 *extension_data = NULL;
714 *extension_length = 0;
715 if (serverinfo == NULL || serverinfo_length == 0)
718 if (!PACKET_buf_init(&pkt, serverinfo, serverinfo_length))
722 unsigned int type = 0;
723 unsigned long context = 0;
725 /* end of serverinfo */
726 if (PACKET_remaining(&pkt) == 0)
727 return 0; /* Extension not found */
729 if (!PACKET_get_net_4(&pkt, &context)
730 || !PACKET_get_net_2(&pkt, &type)
731 || !PACKET_get_length_prefixed_2(&pkt, &data))
734 if (type == extension_type) {
735 *extension_data = PACKET_data(&data);
736 *extension_length = PACKET_remaining(&data);;
737 return 1; /* Success */
743 static int serverinfoex_srv_parse_cb(SSL *s, unsigned int ext_type,
744 unsigned int context,
745 const unsigned char *in,
746 size_t inlen, X509 *x, size_t chainidx,
751 *al = SSL_AD_DECODE_ERROR;
758 static int serverinfo_srv_parse_cb(SSL *s, unsigned int ext_type,
759 const unsigned char *in,
760 size_t inlen, int *al, void *arg)
762 return serverinfoex_srv_parse_cb(s, ext_type, 0, in, inlen, NULL, 0, al,
766 static int serverinfoex_srv_add_cb(SSL *s, unsigned int ext_type,
767 unsigned int context,
768 const unsigned char **out,
769 size_t *outlen, X509 *x, size_t chainidx,
772 const unsigned char *serverinfo = NULL;
773 size_t serverinfo_length = 0;
775 /* We only support extensions for the first Certificate */
776 if ((context & SSL_EXT_TLS1_3_CERTIFICATE) != 0 && chainidx > 0)
779 /* Is there serverinfo data for the chosen server cert? */
780 if ((ssl_get_server_cert_serverinfo(s, &serverinfo,
781 &serverinfo_length)) != 0) {
782 /* Find the relevant extension from the serverinfo */
783 int retval = serverinfo_find_extension(serverinfo, serverinfo_length,
784 ext_type, out, outlen);
786 *al = SSL_AD_INTERNAL_ERROR;
787 return -1; /* Error */
790 return 0; /* No extension found, don't send extension */
791 return 1; /* Send extension */
793 return 0; /* No serverinfo data found, don't send
797 static int serverinfo_srv_add_cb(SSL *s, unsigned int ext_type,
798 const unsigned char **out, size_t *outlen,
801 return serverinfoex_srv_add_cb(s, ext_type, 0, out, outlen, NULL, 0, al,
806 * With a NULL context, this function just checks that the serverinfo data
807 * parses correctly. With a non-NULL context, it registers callbacks for
808 * the included extensions.
810 static int serverinfo_process_buffer(unsigned int version,
811 const unsigned char *serverinfo,
812 size_t serverinfo_length, SSL_CTX *ctx)
816 if (serverinfo == NULL || serverinfo_length == 0)
819 if (version != SSL_SERVERINFOV1 && version != SSL_SERVERINFOV2)
822 if (!PACKET_buf_init(&pkt, serverinfo, serverinfo_length))
825 while (PACKET_remaining(&pkt)) {
826 unsigned long context = 0;
827 unsigned int ext_type = 0;
830 if ((version == SSL_SERVERINFOV2 && !PACKET_get_net_4(&pkt, &context))
831 || !PACKET_get_net_2(&pkt, &ext_type)
832 || !PACKET_get_length_prefixed_2(&pkt, &data))
839 * The old style custom extensions API could be set separately for
840 * server/client, i.e. you could set one custom extension for a client,
841 * and *for the same extension in the same SSL_CTX* you could set a
842 * custom extension for the server as well. It seems quite weird to be
843 * setting a custom extension for both client and server in a single
844 * SSL_CTX - but theoretically possible. This isn't possible in the
845 * new API. Therefore, if we have V1 serverinfo we use the old API. We
846 * also use the old API even if we have V2 serverinfo but the context
847 * looks like an old style <= TLSv1.2 extension.
849 if (version == SSL_SERVERINFOV1 || context == SYNTHV1CONTEXT) {
850 if (!SSL_CTX_add_server_custom_ext(ctx, ext_type,
851 serverinfo_srv_add_cb,
853 serverinfo_srv_parse_cb,
857 if (!SSL_CTX_add_custom_ext(ctx, ext_type, context,
858 serverinfoex_srv_add_cb,
860 serverinfoex_srv_parse_cb,
869 int SSL_CTX_use_serverinfo_ex(SSL_CTX *ctx, unsigned int version,
870 const unsigned char *serverinfo,
871 size_t serverinfo_length)
873 unsigned char *new_serverinfo;
875 if (ctx == NULL || serverinfo == NULL || serverinfo_length == 0) {
876 SSLerr(SSL_F_SSL_CTX_USE_SERVERINFO_EX, ERR_R_PASSED_NULL_PARAMETER);
879 if (!serverinfo_process_buffer(version, serverinfo, serverinfo_length,
881 SSLerr(SSL_F_SSL_CTX_USE_SERVERINFO_EX, SSL_R_INVALID_SERVERINFO_DATA);
884 if (ctx->cert->key == NULL) {
885 SSLerr(SSL_F_SSL_CTX_USE_SERVERINFO_EX, ERR_R_INTERNAL_ERROR);
888 new_serverinfo = OPENSSL_realloc(ctx->cert->key->serverinfo,
890 if (new_serverinfo == NULL) {
891 SSLerr(SSL_F_SSL_CTX_USE_SERVERINFO_EX, ERR_R_MALLOC_FAILURE);
894 ctx->cert->key->serverinfo = new_serverinfo;
895 memcpy(ctx->cert->key->serverinfo, serverinfo, serverinfo_length);
896 ctx->cert->key->serverinfo_length = serverinfo_length;
899 * Now that the serverinfo is validated and stored, go ahead and
900 * register callbacks.
902 if (!serverinfo_process_buffer(version, serverinfo, serverinfo_length,
904 SSLerr(SSL_F_SSL_CTX_USE_SERVERINFO_EX, SSL_R_INVALID_SERVERINFO_DATA);
910 int SSL_CTX_use_serverinfo(SSL_CTX *ctx, const unsigned char *serverinfo,
911 size_t serverinfo_length)
913 return SSL_CTX_use_serverinfo_ex(ctx, SSL_SERVERINFOV1, serverinfo,
917 int SSL_CTX_use_serverinfo_file(SSL_CTX *ctx, const char *file)
919 unsigned char *serverinfo = NULL;
921 size_t serverinfo_length = 0;
922 unsigned char *extension = 0;
923 long extension_length = 0;
926 static const char namePrefix1[] = "SERVERINFO FOR ";
927 static const char namePrefix2[] = "SERVERINFOV2 FOR ";
928 unsigned int name_len;
931 size_t num_extensions = 0, contextoff = 0;
933 if (ctx == NULL || file == NULL) {
934 SSLerr(SSL_F_SSL_CTX_USE_SERVERINFO_FILE, ERR_R_PASSED_NULL_PARAMETER);
938 bin = BIO_new(BIO_s_file());
940 SSLerr(SSL_F_SSL_CTX_USE_SERVERINFO_FILE, ERR_R_BUF_LIB);
943 if (BIO_read_filename(bin, file) <= 0) {
944 SSLerr(SSL_F_SSL_CTX_USE_SERVERINFO_FILE, ERR_R_SYS_LIB);
948 for (num_extensions = 0;; num_extensions++) {
949 unsigned int version;
951 if (PEM_read_bio(bin, &name, &header, &extension, &extension_length)
954 * There must be at least one extension in this file
956 if (num_extensions == 0) {
957 SSLerr(SSL_F_SSL_CTX_USE_SERVERINFO_FILE,
958 SSL_R_NO_PEM_EXTENSIONS);
960 } else /* End of file, we're done */
963 /* Check that PEM name starts with "BEGIN SERVERINFO FOR " */
964 name_len = strlen(name);
965 if (name_len < sizeof(namePrefix1) - 1) {
966 SSLerr(SSL_F_SSL_CTX_USE_SERVERINFO_FILE, SSL_R_PEM_NAME_TOO_SHORT);
969 if (strncmp(name, namePrefix1, sizeof(namePrefix1) - 1) == 0) {
970 version = SSL_SERVERINFOV1;
972 if (name_len < sizeof(namePrefix2) - 1) {
973 SSLerr(SSL_F_SSL_CTX_USE_SERVERINFO_FILE,
974 SSL_R_PEM_NAME_TOO_SHORT);
977 if (strncmp(name, namePrefix2, sizeof(namePrefix2) - 1) != 0) {
978 SSLerr(SSL_F_SSL_CTX_USE_SERVERINFO_FILE,
979 SSL_R_PEM_NAME_BAD_PREFIX);
982 version = SSL_SERVERINFOV2;
985 * Check that the decoded PEM data is plausible (valid length field)
987 if (version == SSL_SERVERINFOV1) {
988 /* 4 byte header: 2 bytes type, 2 bytes len */
989 if (extension_length < 4
990 || (extension[2] << 8) + extension[3]
991 != extension_length - 4) {
992 SSLerr(SSL_F_SSL_CTX_USE_SERVERINFO_FILE, SSL_R_BAD_DATA);
996 * File does not have a context value so we must take account of
1001 /* 8 byte header: 4 bytes context, 2 bytes type, 2 bytes len */
1002 if (extension_length < 8
1003 || (extension[6] << 8) + extension[7]
1004 != extension_length - 8) {
1005 SSLerr(SSL_F_SSL_CTX_USE_SERVERINFO_FILE, SSL_R_BAD_DATA);
1009 /* Append the decoded extension to the serverinfo buffer */
1010 tmp = OPENSSL_realloc(serverinfo, serverinfo_length + extension_length
1013 SSLerr(SSL_F_SSL_CTX_USE_SERVERINFO_FILE, ERR_R_MALLOC_FAILURE);
1017 if (contextoff > 0) {
1018 unsigned char *sinfo = serverinfo + serverinfo_length;
1020 /* We know this only uses the last 2 bytes */
1023 sinfo[2] = (SYNTHV1CONTEXT >> 8) & 0xff;
1024 sinfo[3] = SYNTHV1CONTEXT & 0xff;
1026 memcpy(serverinfo + serverinfo_length + contextoff,
1027 extension, extension_length);
1028 serverinfo_length += extension_length + contextoff;
1032 OPENSSL_free(header);
1034 OPENSSL_free(extension);
1038 ret = SSL_CTX_use_serverinfo_ex(ctx, SSL_SERVERINFOV2, serverinfo,
1041 /* SSL_CTX_use_serverinfo makes a local copy of the serverinfo. */
1043 OPENSSL_free(header);
1044 OPENSSL_free(extension);
1045 OPENSSL_free(serverinfo);
1050 static int ssl_set_cert_and_key(SSL *ssl, SSL_CTX *ctx, X509 *x509, EVP_PKEY *privatekey,
1051 STACK_OF(X509) *chain, int override)
1057 CERT *c = ssl != NULL ? ssl->cert : ctx->cert;
1058 SSL_CTX *actualctx = ssl == NULL ? ctx : ssl->ctx;
1059 STACK_OF(X509) *dup_chain = NULL;
1060 EVP_PKEY *pubkey = NULL;
1062 if (!X509v3_cache_extensions(x509, actualctx->libctx, actualctx->propq)) {
1063 SSLerr(0, ERR_R_X509_LIB);
1067 /* Do all security checks before anything else */
1068 rv = ssl_security_cert(ssl, ctx, x509, 0, 1);
1070 SSLerr(SSL_F_SSL_SET_CERT_AND_KEY, rv);
1073 for (j = 0; j < sk_X509_num(chain); j++) {
1074 rv = ssl_security_cert(ssl, ctx, sk_X509_value(chain, j), 0, 0);
1076 SSLerr(SSL_F_SSL_SET_CERT_AND_KEY, rv);
1081 pubkey = X509_get_pubkey(x509); /* bumps reference */
1084 if (privatekey == NULL) {
1085 privatekey = pubkey;
1087 /* For RSA, which has no parameters, missing returns 0 */
1088 if (EVP_PKEY_missing_parameters(privatekey)) {
1089 if (EVP_PKEY_missing_parameters(pubkey)) {
1090 /* nobody has parameters? - error */
1091 SSLerr(SSL_F_SSL_SET_CERT_AND_KEY, SSL_R_MISSING_PARAMETERS);
1094 /* copy to privatekey from pubkey */
1095 EVP_PKEY_copy_parameters(privatekey, pubkey);
1097 } else if (EVP_PKEY_missing_parameters(pubkey)) {
1098 /* copy to pubkey from privatekey */
1099 EVP_PKEY_copy_parameters(pubkey, privatekey);
1100 } /* else both have parameters */
1102 /* Copied from ssl_set_cert/pkey */
1103 #ifndef OPENSSL_NO_RSA
1104 if ((EVP_PKEY_id(privatekey) == EVP_PKEY_RSA) &&
1105 ((RSA_flags(EVP_PKEY_get0_RSA(privatekey)) & RSA_METHOD_FLAG_NO_CHECK)))
1109 /* check that key <-> cert match */
1110 if (EVP_PKEY_cmp(pubkey, privatekey) != 1) {
1111 SSLerr(SSL_F_SSL_SET_CERT_AND_KEY, SSL_R_PRIVATE_KEY_MISMATCH);
1115 if (ssl_cert_lookup_by_pkey(pubkey, &i) == NULL) {
1116 SSLerr(SSL_F_SSL_SET_CERT_AND_KEY, SSL_R_UNKNOWN_CERTIFICATE_TYPE);
1120 if (!override && (c->pkeys[i].x509 != NULL
1121 || c->pkeys[i].privatekey != NULL
1122 || c->pkeys[i].chain != NULL)) {
1123 /* No override, and something already there */
1124 SSLerr(SSL_F_SSL_SET_CERT_AND_KEY, SSL_R_NOT_REPLACING_CERTIFICATE);
1128 if (chain != NULL) {
1129 dup_chain = X509_chain_up_ref(chain);
1130 if (dup_chain == NULL) {
1131 SSLerr(SSL_F_SSL_SET_CERT_AND_KEY, ERR_R_MALLOC_FAILURE);
1136 sk_X509_pop_free(c->pkeys[i].chain, X509_free);
1137 c->pkeys[i].chain = dup_chain;
1139 X509_free(c->pkeys[i].x509);
1141 c->pkeys[i].x509 = x509;
1143 EVP_PKEY_free(c->pkeys[i].privatekey);
1144 EVP_PKEY_up_ref(privatekey);
1145 c->pkeys[i].privatekey = privatekey;
1147 c->key = &(c->pkeys[i]);
1151 EVP_PKEY_free(pubkey);
1155 int SSL_use_cert_and_key(SSL *ssl, X509 *x509, EVP_PKEY *privatekey,
1156 STACK_OF(X509) *chain, int override)
1158 return ssl_set_cert_and_key(ssl, NULL, x509, privatekey, chain, override);
1161 int SSL_CTX_use_cert_and_key(SSL_CTX *ctx, X509 *x509, EVP_PKEY *privatekey,
1162 STACK_OF(X509) *chain, int override)
1164 return ssl_set_cert_and_key(NULL, ctx, x509, privatekey, chain, override);