2 * Copyright 1995-2020 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 ERR_raise(ERR_LIB_SSL, ERR_R_PASSED_NULL_PARAMETER);
36 rv = ssl_security_cert(ssl, NULL, x, 0, 1);
38 ERR_raise(ERR_LIB_SSL, rv);
42 return ssl_set_cert(ssl->cert, x);
45 int SSL_use_certificate_file(SSL *ssl, const char *file, int type)
50 X509 *cert = NULL, *x = NULL;
52 in = BIO_new(BIO_s_file());
54 ERR_raise(ERR_LIB_SSL, ERR_R_BUF_LIB);
58 if (BIO_read_filename(in, file) <= 0) {
59 ERR_raise(ERR_LIB_SSL, ERR_R_SYS_LIB);
63 if (type != SSL_FILETYPE_ASN1 && type != SSL_FILETYPE_PEM) {
64 ERR_raise(ERR_LIB_SSL, SSL_R_BAD_SSL_FILETYPE);
67 x = X509_new_ex(ssl->ctx->libctx, ssl->ctx->propq);
69 ERR_raise(ERR_LIB_SSL, ERR_R_MALLOC_FAILURE);
72 if (type == SSL_FILETYPE_ASN1) {
74 cert = d2i_X509_bio(in, &x);
75 } else if (type == SSL_FILETYPE_PEM) {
77 cert = PEM_read_bio_X509(in, &x, ssl->default_passwd_callback,
78 ssl->default_passwd_callback_userdata);
80 ERR_raise(ERR_LIB_SSL, SSL_R_BAD_SSL_FILETYPE);
85 ERR_raise(ERR_LIB_SSL, j);
89 ret = SSL_use_certificate(ssl, x);
96 int SSL_use_certificate_ASN1(SSL *ssl, const unsigned char *d, int len)
101 x = X509_new_ex(ssl->ctx->libctx, ssl->ctx->propq);
103 ERR_raise(ERR_LIB_SSL, ERR_R_MALLOC_FAILURE);
107 if (d2i_X509(&x, &d, (long)len)== NULL) {
109 ERR_raise(ERR_LIB_SSL, ERR_R_ASN1_LIB);
113 ret = SSL_use_certificate(ssl, x);
118 static int ssl_set_pkey(CERT *c, EVP_PKEY *pkey)
122 if (ssl_cert_lookup_by_pkey(pkey, &i) == NULL) {
123 ERR_raise(ERR_LIB_SSL, SSL_R_UNKNOWN_CERTIFICATE_TYPE);
127 if (c->pkeys[i].x509 != NULL) {
129 pktmp = X509_get0_pubkey(c->pkeys[i].x509);
131 ERR_raise(ERR_LIB_SSL, ERR_R_MALLOC_FAILURE);
135 * The return code from EVP_PKEY_copy_parameters is deliberately
136 * ignored. Some EVP_PKEY types cannot do this.
138 EVP_PKEY_copy_parameters(pktmp, pkey);
141 if (!X509_check_private_key(c->pkeys[i].x509, pkey)) {
142 X509_free(c->pkeys[i].x509);
143 c->pkeys[i].x509 = NULL;
148 EVP_PKEY_free(c->pkeys[i].privatekey);
149 EVP_PKEY_up_ref(pkey);
150 c->pkeys[i].privatekey = pkey;
151 c->key = &c->pkeys[i];
155 int SSL_use_PrivateKey(SSL *ssl, EVP_PKEY *pkey)
160 ERR_raise(ERR_LIB_SSL, ERR_R_PASSED_NULL_PARAMETER);
163 ret = ssl_set_pkey(ssl->cert, pkey);
167 int SSL_use_PrivateKey_file(SSL *ssl, const char *file, int type)
171 EVP_PKEY *pkey = NULL;
173 in = BIO_new(BIO_s_file());
175 ERR_raise(ERR_LIB_SSL, ERR_R_BUF_LIB);
179 if (BIO_read_filename(in, file) <= 0) {
180 ERR_raise(ERR_LIB_SSL, ERR_R_SYS_LIB);
183 if (type == SSL_FILETYPE_PEM) {
185 pkey = PEM_read_bio_PrivateKey_ex(in, NULL,
186 ssl->default_passwd_callback,
187 ssl->default_passwd_callback_userdata,
190 } else if (type == SSL_FILETYPE_ASN1) {
192 pkey = d2i_PrivateKey_ex_bio(in, NULL, ssl->ctx->libctx,
195 ERR_raise(ERR_LIB_SSL, SSL_R_BAD_SSL_FILETYPE);
199 ERR_raise(ERR_LIB_SSL, j);
202 ret = SSL_use_PrivateKey(ssl, pkey);
209 int SSL_use_PrivateKey_ASN1(int type, SSL *ssl, const unsigned char *d,
213 const unsigned char *p;
217 if ((pkey = d2i_PrivateKey_ex(type, NULL, &p, (long)len, ssl->ctx->libctx,
218 ssl->ctx->propq)) == NULL) {
219 ERR_raise(ERR_LIB_SSL, ERR_R_ASN1_LIB);
223 ret = SSL_use_PrivateKey(ssl, pkey);
228 int SSL_CTX_use_certificate(SSL_CTX *ctx, X509 *x)
232 ERR_raise(ERR_LIB_SSL, ERR_R_PASSED_NULL_PARAMETER);
236 rv = ssl_security_cert(NULL, ctx, x, 0, 1);
238 ERR_raise(ERR_LIB_SSL, rv);
241 return ssl_set_cert(ctx->cert, x);
244 static int ssl_set_cert(CERT *c, X509 *x)
249 pkey = X509_get0_pubkey(x);
251 ERR_raise(ERR_LIB_SSL, SSL_R_X509_LIB);
255 if (ssl_cert_lookup_by_pkey(pkey, &i) == NULL) {
256 ERR_raise(ERR_LIB_SSL, SSL_R_UNKNOWN_CERTIFICATE_TYPE);
259 #ifndef OPENSSL_NO_EC
260 if (i == SSL_PKEY_ECC && !EVP_PKEY_can_sign(pkey)) {
261 ERR_raise(ERR_LIB_SSL, SSL_R_ECC_CERT_NOT_FOR_SIGNING);
265 if (c->pkeys[i].privatekey != NULL) {
267 * The return code from EVP_PKEY_copy_parameters is deliberately
268 * ignored. Some EVP_PKEY types cannot do this.
270 EVP_PKEY_copy_parameters(pkey, c->pkeys[i].privatekey);
273 if (!X509_check_private_key(x, c->pkeys[i].privatekey)) {
275 * don't fail for a cert/key mismatch, just free current private
276 * key (when switching to a different cert & key, first this
277 * function should be used, then ssl_set_pkey
279 EVP_PKEY_free(c->pkeys[i].privatekey);
280 c->pkeys[i].privatekey = NULL;
281 /* clear error queue */
286 X509_free(c->pkeys[i].x509);
288 c->pkeys[i].x509 = x;
289 c->key = &(c->pkeys[i]);
294 int SSL_CTX_use_certificate_file(SSL_CTX *ctx, const char *file, int type)
296 int j = SSL_R_BAD_VALUE;
299 X509 *x = NULL, *cert = NULL;
301 in = BIO_new(BIO_s_file());
303 ERR_raise(ERR_LIB_SSL, ERR_R_BUF_LIB);
307 if (BIO_read_filename(in, file) <= 0) {
308 ERR_raise(ERR_LIB_SSL, ERR_R_SYS_LIB);
311 if (type != SSL_FILETYPE_ASN1 && type != SSL_FILETYPE_PEM) {
312 ERR_raise(ERR_LIB_SSL, SSL_R_BAD_SSL_FILETYPE);
315 x = X509_new_ex(ctx->libctx, ctx->propq);
317 ERR_raise(ERR_LIB_SSL, ERR_R_MALLOC_FAILURE);
320 if (type == SSL_FILETYPE_ASN1) {
322 cert = d2i_X509_bio(in, &x);
323 } else if (type == SSL_FILETYPE_PEM) {
325 cert = PEM_read_bio_X509(in, &x, ctx->default_passwd_callback,
326 ctx->default_passwd_callback_userdata);
329 ERR_raise(ERR_LIB_SSL, j);
333 ret = SSL_CTX_use_certificate(ctx, x);
340 int SSL_CTX_use_certificate_ASN1(SSL_CTX *ctx, int len, const unsigned char *d)
345 x = X509_new_ex(ctx->libctx, ctx->propq);
347 ERR_raise(ERR_LIB_SSL, ERR_R_MALLOC_FAILURE);
351 if (d2i_X509(&x, &d, (long)len) == NULL) {
353 ERR_raise(ERR_LIB_SSL, ERR_R_ASN1_LIB);
357 ret = SSL_CTX_use_certificate(ctx, x);
362 int SSL_CTX_use_PrivateKey(SSL_CTX *ctx, EVP_PKEY *pkey)
365 ERR_raise(ERR_LIB_SSL, ERR_R_PASSED_NULL_PARAMETER);
368 return ssl_set_pkey(ctx->cert, pkey);
371 int SSL_CTX_use_PrivateKey_file(SSL_CTX *ctx, const char *file, int type)
375 EVP_PKEY *pkey = NULL;
377 in = BIO_new(BIO_s_file());
379 ERR_raise(ERR_LIB_SSL, ERR_R_BUF_LIB);
383 if (BIO_read_filename(in, file) <= 0) {
384 ERR_raise(ERR_LIB_SSL, ERR_R_SYS_LIB);
387 if (type == SSL_FILETYPE_PEM) {
389 pkey = PEM_read_bio_PrivateKey_ex(in, NULL,
390 ctx->default_passwd_callback,
391 ctx->default_passwd_callback_userdata,
392 ctx->libctx, ctx->propq);
393 } else if (type == SSL_FILETYPE_ASN1) {
395 pkey = d2i_PrivateKey_ex_bio(in, NULL, ctx->libctx, ctx->propq);
397 ERR_raise(ERR_LIB_SSL, SSL_R_BAD_SSL_FILETYPE);
401 ERR_raise(ERR_LIB_SSL, j);
404 ret = SSL_CTX_use_PrivateKey(ctx, pkey);
411 int SSL_CTX_use_PrivateKey_ASN1(int type, SSL_CTX *ctx,
412 const unsigned char *d, long len)
415 const unsigned char *p;
419 if ((pkey = d2i_PrivateKey_ex(type, NULL, &p, (long)len, ctx->libctx,
420 ctx->propq)) == NULL) {
421 ERR_raise(ERR_LIB_SSL, ERR_R_ASN1_LIB);
425 ret = SSL_CTX_use_PrivateKey(ctx, pkey);
431 * Read a file that contains our certificate in "PEM" format, possibly
432 * followed by a sequence of CA certificates that should be sent to the peer
433 * in the Certificate message.
435 static int use_certificate_chain_file(SSL_CTX *ctx, SSL *ssl, const char *file)
440 pem_password_cb *passwd_callback;
441 void *passwd_callback_userdata;
442 SSL_CTX *real_ctx = (ssl == NULL) ? ctx : ssl->ctx;
444 ERR_clear_error(); /* clear error stack for
445 * SSL_CTX_use_certificate() */
448 passwd_callback = ctx->default_passwd_callback;
449 passwd_callback_userdata = ctx->default_passwd_callback_userdata;
451 passwd_callback = ssl->default_passwd_callback;
452 passwd_callback_userdata = ssl->default_passwd_callback_userdata;
455 in = BIO_new(BIO_s_file());
457 ERR_raise(ERR_LIB_SSL, ERR_R_BUF_LIB);
461 if (BIO_read_filename(in, file) <= 0) {
462 ERR_raise(ERR_LIB_SSL, ERR_R_SYS_LIB);
466 x = X509_new_ex(real_ctx->libctx, real_ctx->propq);
468 ERR_raise(ERR_LIB_SSL, ERR_R_MALLOC_FAILURE);
471 if (PEM_read_bio_X509_AUX(in, &x, passwd_callback,
472 passwd_callback_userdata) == NULL) {
473 ERR_raise(ERR_LIB_SSL, ERR_R_PEM_LIB);
478 ret = SSL_CTX_use_certificate(ctx, x);
480 ret = SSL_use_certificate(ssl, x);
482 if (ERR_peek_error() != 0)
483 ret = 0; /* Key/certificate mismatch doesn't imply
487 * If we could set up our certificate, now proceed to the CA
495 r = SSL_CTX_clear_chain_certs(ctx);
497 r = SSL_clear_chain_certs(ssl);
505 ca = X509_new_ex(real_ctx->libctx, real_ctx->propq);
507 ERR_raise(ERR_LIB_SSL, ERR_R_MALLOC_FAILURE);
510 if (PEM_read_bio_X509(in, &ca, passwd_callback,
511 passwd_callback_userdata) != NULL) {
513 r = SSL_CTX_add0_chain_cert(ctx, ca);
515 r = SSL_add0_chain_cert(ssl, ca);
517 * Note that we must not free ca if it was successfully added to
518 * the chain (while we must free the main certificate, since its
519 * reference count is increased by SSL_CTX_use_certificate).
531 /* When the while loop ends, it's usually just EOF. */
532 err = ERR_peek_last_error();
533 if (ERR_GET_LIB(err) == ERR_LIB_PEM
534 && ERR_GET_REASON(err) == PEM_R_NO_START_LINE)
537 ret = 0; /* some real error */
546 int SSL_CTX_use_certificate_chain_file(SSL_CTX *ctx, const char *file)
548 return use_certificate_chain_file(ctx, NULL, file);
551 int SSL_use_certificate_chain_file(SSL *ssl, const char *file)
553 return use_certificate_chain_file(NULL, ssl, file);
556 static int serverinfo_find_extension(const unsigned char *serverinfo,
557 size_t serverinfo_length,
558 unsigned int extension_type,
559 const unsigned char **extension_data,
560 size_t *extension_length)
564 *extension_data = NULL;
565 *extension_length = 0;
566 if (serverinfo == NULL || serverinfo_length == 0)
569 if (!PACKET_buf_init(&pkt, serverinfo, serverinfo_length))
573 unsigned int type = 0;
574 unsigned long context = 0;
576 /* end of serverinfo */
577 if (PACKET_remaining(&pkt) == 0)
578 return 0; /* Extension not found */
580 if (!PACKET_get_net_4(&pkt, &context)
581 || !PACKET_get_net_2(&pkt, &type)
582 || !PACKET_get_length_prefixed_2(&pkt, &data))
585 if (type == extension_type) {
586 *extension_data = PACKET_data(&data);
587 *extension_length = PACKET_remaining(&data);;
588 return 1; /* Success */
594 static int serverinfoex_srv_parse_cb(SSL *s, unsigned int ext_type,
595 unsigned int context,
596 const unsigned char *in,
597 size_t inlen, X509 *x, size_t chainidx,
602 *al = SSL_AD_DECODE_ERROR;
609 static int serverinfo_srv_parse_cb(SSL *s, unsigned int ext_type,
610 const unsigned char *in,
611 size_t inlen, int *al, void *arg)
613 return serverinfoex_srv_parse_cb(s, ext_type, 0, in, inlen, NULL, 0, al,
617 static int serverinfoex_srv_add_cb(SSL *s, unsigned int ext_type,
618 unsigned int context,
619 const unsigned char **out,
620 size_t *outlen, X509 *x, size_t chainidx,
623 const unsigned char *serverinfo = NULL;
624 size_t serverinfo_length = 0;
626 /* We only support extensions for the first Certificate */
627 if ((context & SSL_EXT_TLS1_3_CERTIFICATE) != 0 && chainidx > 0)
630 /* Is there serverinfo data for the chosen server cert? */
631 if ((ssl_get_server_cert_serverinfo(s, &serverinfo,
632 &serverinfo_length)) != 0) {
633 /* Find the relevant extension from the serverinfo */
634 int retval = serverinfo_find_extension(serverinfo, serverinfo_length,
635 ext_type, out, outlen);
637 *al = SSL_AD_INTERNAL_ERROR;
638 return -1; /* Error */
641 return 0; /* No extension found, don't send extension */
642 return 1; /* Send extension */
644 return 0; /* No serverinfo data found, don't send
648 static int serverinfo_srv_add_cb(SSL *s, unsigned int ext_type,
649 const unsigned char **out, size_t *outlen,
652 return serverinfoex_srv_add_cb(s, ext_type, 0, out, outlen, NULL, 0, al,
657 * With a NULL context, this function just checks that the serverinfo data
658 * parses correctly. With a non-NULL context, it registers callbacks for
659 * the included extensions.
661 static int serverinfo_process_buffer(unsigned int version,
662 const unsigned char *serverinfo,
663 size_t serverinfo_length, SSL_CTX *ctx)
667 if (serverinfo == NULL || serverinfo_length == 0)
670 if (version != SSL_SERVERINFOV1 && version != SSL_SERVERINFOV2)
673 if (!PACKET_buf_init(&pkt, serverinfo, serverinfo_length))
676 while (PACKET_remaining(&pkt)) {
677 unsigned long context = 0;
678 unsigned int ext_type = 0;
681 if ((version == SSL_SERVERINFOV2 && !PACKET_get_net_4(&pkt, &context))
682 || !PACKET_get_net_2(&pkt, &ext_type)
683 || !PACKET_get_length_prefixed_2(&pkt, &data))
690 * The old style custom extensions API could be set separately for
691 * server/client, i.e. you could set one custom extension for a client,
692 * and *for the same extension in the same SSL_CTX* you could set a
693 * custom extension for the server as well. It seems quite weird to be
694 * setting a custom extension for both client and server in a single
695 * SSL_CTX - but theoretically possible. This isn't possible in the
696 * new API. Therefore, if we have V1 serverinfo we use the old API. We
697 * also use the old API even if we have V2 serverinfo but the context
698 * looks like an old style <= TLSv1.2 extension.
700 if (version == SSL_SERVERINFOV1 || context == SYNTHV1CONTEXT) {
701 if (!SSL_CTX_add_server_custom_ext(ctx, ext_type,
702 serverinfo_srv_add_cb,
704 serverinfo_srv_parse_cb,
708 if (!SSL_CTX_add_custom_ext(ctx, ext_type, context,
709 serverinfoex_srv_add_cb,
711 serverinfoex_srv_parse_cb,
720 int SSL_CTX_use_serverinfo_ex(SSL_CTX *ctx, unsigned int version,
721 const unsigned char *serverinfo,
722 size_t serverinfo_length)
724 unsigned char *new_serverinfo;
726 if (ctx == NULL || serverinfo == NULL || serverinfo_length == 0) {
727 ERR_raise(ERR_LIB_SSL, ERR_R_PASSED_NULL_PARAMETER);
730 if (!serverinfo_process_buffer(version, serverinfo, serverinfo_length,
732 ERR_raise(ERR_LIB_SSL, SSL_R_INVALID_SERVERINFO_DATA);
735 if (ctx->cert->key == NULL) {
736 ERR_raise(ERR_LIB_SSL, ERR_R_INTERNAL_ERROR);
739 new_serverinfo = OPENSSL_realloc(ctx->cert->key->serverinfo,
741 if (new_serverinfo == NULL) {
742 ERR_raise(ERR_LIB_SSL, ERR_R_MALLOC_FAILURE);
745 ctx->cert->key->serverinfo = new_serverinfo;
746 memcpy(ctx->cert->key->serverinfo, serverinfo, serverinfo_length);
747 ctx->cert->key->serverinfo_length = serverinfo_length;
750 * Now that the serverinfo is validated and stored, go ahead and
751 * register callbacks.
753 if (!serverinfo_process_buffer(version, serverinfo, serverinfo_length,
755 ERR_raise(ERR_LIB_SSL, SSL_R_INVALID_SERVERINFO_DATA);
761 int SSL_CTX_use_serverinfo(SSL_CTX *ctx, const unsigned char *serverinfo,
762 size_t serverinfo_length)
764 return SSL_CTX_use_serverinfo_ex(ctx, SSL_SERVERINFOV1, serverinfo,
768 int SSL_CTX_use_serverinfo_file(SSL_CTX *ctx, const char *file)
770 unsigned char *serverinfo = NULL;
772 size_t serverinfo_length = 0;
773 unsigned char *extension = 0;
774 long extension_length = 0;
777 static const char namePrefix1[] = "SERVERINFO FOR ";
778 static const char namePrefix2[] = "SERVERINFOV2 FOR ";
779 unsigned int name_len;
782 size_t num_extensions = 0, contextoff = 0;
784 if (ctx == NULL || file == NULL) {
785 ERR_raise(ERR_LIB_SSL, ERR_R_PASSED_NULL_PARAMETER);
789 bin = BIO_new(BIO_s_file());
791 ERR_raise(ERR_LIB_SSL, ERR_R_BUF_LIB);
794 if (BIO_read_filename(bin, file) <= 0) {
795 ERR_raise(ERR_LIB_SSL, ERR_R_SYS_LIB);
799 for (num_extensions = 0;; num_extensions++) {
800 unsigned int version;
802 if (PEM_read_bio(bin, &name, &header, &extension, &extension_length)
805 * There must be at least one extension in this file
807 if (num_extensions == 0) {
808 ERR_raise(ERR_LIB_SSL, SSL_R_NO_PEM_EXTENSIONS);
810 } else /* End of file, we're done */
813 /* Check that PEM name starts with "BEGIN SERVERINFO FOR " */
814 name_len = strlen(name);
815 if (name_len < sizeof(namePrefix1) - 1) {
816 ERR_raise(ERR_LIB_SSL, SSL_R_PEM_NAME_TOO_SHORT);
819 if (strncmp(name, namePrefix1, sizeof(namePrefix1) - 1) == 0) {
820 version = SSL_SERVERINFOV1;
822 if (name_len < sizeof(namePrefix2) - 1) {
823 ERR_raise(ERR_LIB_SSL, SSL_R_PEM_NAME_TOO_SHORT);
826 if (strncmp(name, namePrefix2, sizeof(namePrefix2) - 1) != 0) {
827 ERR_raise(ERR_LIB_SSL, SSL_R_PEM_NAME_BAD_PREFIX);
830 version = SSL_SERVERINFOV2;
833 * Check that the decoded PEM data is plausible (valid length field)
835 if (version == SSL_SERVERINFOV1) {
836 /* 4 byte header: 2 bytes type, 2 bytes len */
837 if (extension_length < 4
838 || (extension[2] << 8) + extension[3]
839 != extension_length - 4) {
840 ERR_raise(ERR_LIB_SSL, SSL_R_BAD_DATA);
844 * File does not have a context value so we must take account of
849 /* 8 byte header: 4 bytes context, 2 bytes type, 2 bytes len */
850 if (extension_length < 8
851 || (extension[6] << 8) + extension[7]
852 != extension_length - 8) {
853 ERR_raise(ERR_LIB_SSL, SSL_R_BAD_DATA);
857 /* Append the decoded extension to the serverinfo buffer */
858 tmp = OPENSSL_realloc(serverinfo, serverinfo_length + extension_length
861 ERR_raise(ERR_LIB_SSL, ERR_R_MALLOC_FAILURE);
865 if (contextoff > 0) {
866 unsigned char *sinfo = serverinfo + serverinfo_length;
868 /* We know this only uses the last 2 bytes */
871 sinfo[2] = (SYNTHV1CONTEXT >> 8) & 0xff;
872 sinfo[3] = SYNTHV1CONTEXT & 0xff;
874 memcpy(serverinfo + serverinfo_length + contextoff,
875 extension, extension_length);
876 serverinfo_length += extension_length + contextoff;
880 OPENSSL_free(header);
882 OPENSSL_free(extension);
886 ret = SSL_CTX_use_serverinfo_ex(ctx, SSL_SERVERINFOV2, serverinfo,
889 /* SSL_CTX_use_serverinfo makes a local copy of the serverinfo. */
891 OPENSSL_free(header);
892 OPENSSL_free(extension);
893 OPENSSL_free(serverinfo);
898 static int ssl_set_cert_and_key(SSL *ssl, SSL_CTX *ctx, X509 *x509, EVP_PKEY *privatekey,
899 STACK_OF(X509) *chain, int override)
905 CERT *c = ssl != NULL ? ssl->cert : ctx->cert;
906 STACK_OF(X509) *dup_chain = NULL;
907 EVP_PKEY *pubkey = NULL;
909 /* Do all security checks before anything else */
910 rv = ssl_security_cert(ssl, ctx, x509, 0, 1);
912 ERR_raise(ERR_LIB_SSL, rv);
915 for (j = 0; j < sk_X509_num(chain); j++) {
916 rv = ssl_security_cert(ssl, ctx, sk_X509_value(chain, j), 0, 0);
918 ERR_raise(ERR_LIB_SSL, rv);
923 pubkey = X509_get_pubkey(x509); /* bumps reference */
926 if (privatekey == NULL) {
929 /* For RSA, which has no parameters, missing returns 0 */
930 if (EVP_PKEY_missing_parameters(privatekey)) {
931 if (EVP_PKEY_missing_parameters(pubkey)) {
932 /* nobody has parameters? - error */
933 ERR_raise(ERR_LIB_SSL, SSL_R_MISSING_PARAMETERS);
936 /* copy to privatekey from pubkey */
937 EVP_PKEY_copy_parameters(privatekey, pubkey);
939 } else if (EVP_PKEY_missing_parameters(pubkey)) {
940 /* copy to pubkey from privatekey */
941 EVP_PKEY_copy_parameters(pubkey, privatekey);
942 } /* else both have parameters */
944 /* check that key <-> cert match */
945 if (EVP_PKEY_eq(pubkey, privatekey) != 1) {
946 ERR_raise(ERR_LIB_SSL, SSL_R_PRIVATE_KEY_MISMATCH);
950 if (ssl_cert_lookup_by_pkey(pubkey, &i) == NULL) {
951 ERR_raise(ERR_LIB_SSL, SSL_R_UNKNOWN_CERTIFICATE_TYPE);
955 if (!override && (c->pkeys[i].x509 != NULL
956 || c->pkeys[i].privatekey != NULL
957 || c->pkeys[i].chain != NULL)) {
958 /* No override, and something already there */
959 ERR_raise(ERR_LIB_SSL, SSL_R_NOT_REPLACING_CERTIFICATE);
964 dup_chain = X509_chain_up_ref(chain);
965 if (dup_chain == NULL) {
966 ERR_raise(ERR_LIB_SSL, ERR_R_MALLOC_FAILURE);
971 sk_X509_pop_free(c->pkeys[i].chain, X509_free);
972 c->pkeys[i].chain = dup_chain;
974 X509_free(c->pkeys[i].x509);
976 c->pkeys[i].x509 = x509;
978 EVP_PKEY_free(c->pkeys[i].privatekey);
979 EVP_PKEY_up_ref(privatekey);
980 c->pkeys[i].privatekey = privatekey;
982 c->key = &(c->pkeys[i]);
986 EVP_PKEY_free(pubkey);
990 int SSL_use_cert_and_key(SSL *ssl, X509 *x509, EVP_PKEY *privatekey,
991 STACK_OF(X509) *chain, int override)
993 return ssl_set_cert_and_key(ssl, NULL, x509, privatekey, chain, override);
996 int SSL_CTX_use_cert_and_key(SSL_CTX *ctx, X509 *x509, EVP_PKEY *privatekey,
997 STACK_OF(X509) *chain, int override)
999 return ssl_set_cert_and_key(NULL, ctx, x509, privatekey, chain, override);