/*
- * Copyright 1995-2017 The OpenSSL Project Authors. All Rights Reserved.
+ * Copyright 1995-2018 The OpenSSL Project Authors. All Rights Reserved.
* Copyright (c) 2002, Oracle and/or its affiliates. All rights reserved
* Copyright 2005 Nokia. All rights reserved.
*
- * Licensed under the OpenSSL license (the "License"). You may not use
+ * Licensed under the Apache License 2.0 (the "License"). You may not use
* this file except in compliance with the License. You can obtain a copy
* in the file LICENSE in the source distribution or at
* https://www.openssl.org/source/license.html
#include <stdio.h>
#include <openssl/objects.h>
#include "internal/nelem.h"
-#include "ssl_locl.h"
+#include "ssl_local.h"
#include <openssl/md5.h>
#include <openssl/dh.h>
#include <openssl/rand.h>
+#include <openssl/trace.h>
#include "internal/cryptlib.h"
+#define TLS13_NUM_CIPHERS OSSL_NELEM(tls13_ciphers)
#define SSL3_NUM_CIPHERS OSSL_NELEM(ssl3_ciphers)
#define SSL3_NUM_SCSVS OSSL_NELEM(ssl3_scsvs)
0x44, 0x4f, 0x57, 0x4e, 0x47, 0x52, 0x44, 0x01
};
+/* The list of available TLSv1.3 ciphers */
+static SSL_CIPHER tls13_ciphers[] = {
+ {
+ 1,
+ TLS1_3_RFC_AES_128_GCM_SHA256,
+ TLS1_3_RFC_AES_128_GCM_SHA256,
+ TLS1_3_CK_AES_128_GCM_SHA256,
+ SSL_kANY,
+ SSL_aANY,
+ SSL_AES128GCM,
+ SSL_AEAD,
+ TLS1_3_VERSION, TLS1_3_VERSION,
+ 0, 0,
+ SSL_HIGH,
+ SSL_HANDSHAKE_MAC_SHA256,
+ 128,
+ 128,
+ }, {
+ 1,
+ TLS1_3_RFC_AES_256_GCM_SHA384,
+ TLS1_3_RFC_AES_256_GCM_SHA384,
+ TLS1_3_CK_AES_256_GCM_SHA384,
+ SSL_kANY,
+ SSL_aANY,
+ SSL_AES256GCM,
+ SSL_AEAD,
+ TLS1_3_VERSION, TLS1_3_VERSION,
+ 0, 0,
+ SSL_HIGH,
+ SSL_HANDSHAKE_MAC_SHA384,
+ 256,
+ 256,
+ },
+#if !defined(OPENSSL_NO_CHACHA) && !defined(OPENSSL_NO_POLY1305)
+ {
+ 1,
+ TLS1_3_RFC_CHACHA20_POLY1305_SHA256,
+ TLS1_3_RFC_CHACHA20_POLY1305_SHA256,
+ TLS1_3_CK_CHACHA20_POLY1305_SHA256,
+ SSL_kANY,
+ SSL_aANY,
+ SSL_CHACHA20POLY1305,
+ SSL_AEAD,
+ TLS1_3_VERSION, TLS1_3_VERSION,
+ 0, 0,
+ SSL_HIGH,
+ SSL_HANDSHAKE_MAC_SHA256,
+ 256,
+ 256,
+ },
+#endif
+ {
+ 1,
+ TLS1_3_RFC_AES_128_CCM_SHA256,
+ TLS1_3_RFC_AES_128_CCM_SHA256,
+ TLS1_3_CK_AES_128_CCM_SHA256,
+ SSL_kANY,
+ SSL_aANY,
+ SSL_AES128CCM,
+ SSL_AEAD,
+ TLS1_3_VERSION, TLS1_3_VERSION,
+ 0, 0,
+ SSL_NOT_DEFAULT | SSL_HIGH,
+ SSL_HANDSHAKE_MAC_SHA256,
+ 128,
+ 128,
+ }, {
+ 1,
+ TLS1_3_RFC_AES_128_CCM_8_SHA256,
+ TLS1_3_RFC_AES_128_CCM_8_SHA256,
+ TLS1_3_CK_AES_128_CCM_8_SHA256,
+ SSL_kANY,
+ SSL_aANY,
+ SSL_AES128CCM8,
+ SSL_AEAD,
+ TLS1_3_VERSION, TLS1_3_VERSION,
+ 0, 0,
+ SSL_NOT_DEFAULT | SSL_HIGH,
+ SSL_HANDSHAKE_MAC_SHA256,
+ 128,
+ 128,
+ }
+};
+
/*
* The list of available ciphers, mostly organized into the following
* groups:
256,
256,
},
- {
- 1,
- TLS1_3_TXT_AES_128_GCM_SHA256,
- TLS1_3_RFC_AES_128_GCM_SHA256,
- TLS1_3_CK_AES_128_GCM_SHA256,
- 0, 0,
- SSL_AES128GCM,
- SSL_AEAD,
- TLS1_3_VERSION, TLS1_3_VERSION,
- SSL_kANY,
- SSL_aANY,
- SSL_HIGH,
- SSL_HANDSHAKE_MAC_SHA256,
- 128,
- 128,
- },
- {
- 1,
- TLS1_3_TXT_AES_256_GCM_SHA384,
- TLS1_3_RFC_AES_256_GCM_SHA384,
- TLS1_3_CK_AES_256_GCM_SHA384,
- SSL_kANY,
- SSL_aANY,
- SSL_AES256GCM,
- SSL_AEAD,
- TLS1_3_VERSION, TLS1_3_VERSION,
- 0, 0,
- SSL_HIGH,
- SSL_HANDSHAKE_MAC_SHA384,
- 256,
- 256,
- },
-#if !defined(OPENSSL_NO_CHACHA) && !defined(OPENSSL_NO_POLY1305)
- {
- 1,
- TLS1_3_TXT_CHACHA20_POLY1305_SHA256,
- TLS1_3_RFC_CHACHA20_POLY1305_SHA256,
- TLS1_3_CK_CHACHA20_POLY1305_SHA256,
- SSL_kANY,
- SSL_aANY,
- SSL_CHACHA20POLY1305,
- SSL_AEAD,
- TLS1_3_VERSION, TLS1_3_VERSION,
- 0, 0,
- SSL_HIGH,
- SSL_HANDSHAKE_MAC_SHA256,
- 256,
- 256,
- },
-#endif
- {
- 1,
- TLS1_3_TXT_AES_128_CCM_SHA256,
- TLS1_3_RFC_AES_128_CCM_SHA256,
- TLS1_3_CK_AES_128_CCM_SHA256,
- SSL_kANY,
- SSL_aANY,
- SSL_AES128CCM,
- SSL_AEAD,
- TLS1_3_VERSION, TLS1_3_VERSION,
- 0, 0,
- SSL_NOT_DEFAULT | SSL_HIGH,
- SSL_HANDSHAKE_MAC_SHA256,
- 128,
- 128,
- },
- {
- 1,
- TLS1_3_TXT_AES_128_CCM_8_SHA256,
- TLS1_3_RFC_AES_128_CCM_8_SHA256,
- TLS1_3_CK_AES_128_CCM_8_SHA256,
- SSL_kANY,
- SSL_aANY,
- SSL_AES128CCM8,
- SSL_AEAD,
- TLS1_3_VERSION, TLS1_3_VERSION,
- 0, 0,
- SSL_NOT_DEFAULT | SSL_HIGH,
- SSL_HANDSHAKE_MAC_SHA256,
- 128,
- 128,
- },
-
-#ifndef OPENSSL_NO_EC
{
1,
TLS1_TXT_ECDHE_ECDSA_WITH_NULL_SHA,
256,
256,
},
-#endif /* OPENSSL_NO_EC */
-
-#ifndef OPENSSL_NO_PSK
{
1,
TLS1_TXT_PSK_WITH_NULL_SHA,
0,
0,
},
-# ifndef OPENSSL_NO_EC
# ifndef OPENSSL_NO_WEAK_SSL_CIPHERS
{
1,
0,
0,
},
-# endif /* OPENSSL_NO_EC */
-#endif /* OPENSSL_NO_PSK */
-#ifndef OPENSSL_NO_SRP
# ifndef OPENSSL_NO_WEAK_SSL_CIPHERS
{
1,
256,
256,
},
-#endif /* OPENSSL_NO_SRP */
#if !defined(OPENSSL_NO_CHACHA) && !defined(OPENSSL_NO_POLY1305)
-# ifndef OPENSSL_NO_RSA
{
1,
TLS1_TXT_DHE_RSA_WITH_CHACHA20_POLY1305,
256,
256,
},
-# endif /* OPENSSL_NO_RSA */
-
-# ifndef OPENSSL_NO_EC
{
1,
TLS1_TXT_ECDHE_RSA_WITH_CHACHA20_POLY1305,
256,
256,
},
-# endif /* OPENSSL_NO_EC */
-
-# ifndef OPENSSL_NO_PSK
{
1,
TLS1_TXT_PSK_WITH_CHACHA20_POLY1305,
256,
256,
},
-# endif /* OPENSSL_NO_PSK */
#endif /* !defined(OPENSSL_NO_CHACHA) &&
* !defined(OPENSSL_NO_POLY1305) */
128,
128,
},
-
-# ifndef OPENSSL_NO_EC
{
1,
TLS1_TXT_ECDHE_ECDSA_WITH_CAMELLIA_128_CBC_SHA256,
256,
256,
},
-# endif /* OPENSSL_NO_EC */
-
-# ifndef OPENSSL_NO_PSK
{
1,
TLS1_TXT_PSK_WITH_CAMELLIA_128_CBC_SHA256,
256,
256,
},
-# endif /* OPENSSL_NO_PSK */
-
#endif /* OPENSSL_NO_CAMELLIA */
#ifndef OPENSSL_NO_GOST
128,
128,
},
-
-# ifndef OPENSSL_NO_EC
{
1,
TLS1_TXT_ECDHE_PSK_WITH_RC4_128_SHA,
128,
128,
},
-# endif /* OPENSSL_NO_EC */
-
-# ifndef OPENSSL_NO_PSK
{
1,
TLS1_TXT_PSK_WITH_RC4_128_SHA,
128,
128,
},
-# endif /* OPENSSL_NO_PSK */
-
#endif /* OPENSSL_NO_WEAK_SSL_CIPHERS */
#ifndef OPENSSL_NO_ARIA
256,
256,
},
-
{
1,
TLS1_TXT_ECDHE_RSA_WITH_ARIA_128_GCM_SHA256,
256,
256,
},
-
{
1,
TLS1_TXT_RSA_PSK_WITH_ARIA_128_GCM_SHA256,
void ssl_sort_cipher_list(void)
{
- qsort(ssl3_ciphers, SSL3_NUM_CIPHERS, sizeof ssl3_ciphers[0],
+ qsort(tls13_ciphers, TLS13_NUM_CIPHERS, sizeof(tls13_ciphers[0]),
+ cipher_compare);
+ qsort(ssl3_ciphers, SSL3_NUM_CIPHERS, sizeof(ssl3_ciphers[0]),
cipher_compare);
- qsort(ssl3_scsvs, SSL3_NUM_SCSVS, sizeof ssl3_scsvs[0], cipher_compare);
+ qsort(ssl3_scsvs, SSL3_NUM_SCSVS, sizeof(ssl3_scsvs[0]), cipher_compare);
+}
+
+static int ssl_undefined_function_1(SSL *ssl, unsigned char *r, size_t s,
+ const char * t, size_t u,
+ const unsigned char * v, size_t w, int x)
+{
+ (void)r;
+ (void)s;
+ (void)t;
+ (void)u;
+ (void)v;
+ (void)w;
+ (void)x;
+ return ssl_undefined_function(ssl);
}
const SSL3_ENC_METHOD SSLv3_enc_data = {
SSL3_MD_CLIENT_FINISHED_CONST, 4,
SSL3_MD_SERVER_FINISHED_CONST, 4,
ssl3_alert_code,
- (int (*)(SSL *, unsigned char *, size_t, const char *,
- size_t, const unsigned char *, size_t,
- int use_context))ssl_undefined_function,
+ ssl_undefined_function_1,
0,
ssl3_set_handshake_header,
tls_close_construct_packet,
int ssl3_num_ciphers(void)
{
- return (SSL3_NUM_CIPHERS);
+ return SSL3_NUM_CIPHERS;
}
const SSL_CIPHER *ssl3_get_cipher(unsigned int u)
{
if (u < SSL3_NUM_CIPHERS)
- return (&(ssl3_ciphers[SSL3_NUM_CIPHERS - 1 - u]));
+ return &(ssl3_ciphers[SSL3_NUM_CIPHERS - 1 - u]);
else
- return (NULL);
+ return NULL;
}
int ssl3_set_handshake_header(SSL *s, WPACKET *pkt, int htype)
int ssl3_new(SSL *s)
{
- SSL3_STATE *s3;
-
- if ((s3 = OPENSSL_zalloc(sizeof(*s3))) == NULL)
- goto err;
- s->s3 = s3;
-
#ifndef OPENSSL_NO_SRP
if (!SSL_SRP_CTX_init(s))
- goto err;
+ return 0;
#endif
if (!s->method->ssl_clear(s))
return 0;
return 1;
- err:
- return 0;
}
void ssl3_free(SSL *s)
{
- if (s == NULL || s->s3 == NULL)
+ if (s == NULL)
return;
ssl3_cleanup_key_block(s);
#if !defined(OPENSSL_NO_EC) || !defined(OPENSSL_NO_DH)
- EVP_PKEY_free(s->s3->peer_tmp);
- s->s3->peer_tmp = NULL;
- EVP_PKEY_free(s->s3->tmp.pkey);
- s->s3->tmp.pkey = NULL;
+ EVP_PKEY_free(s->s3.peer_tmp);
+ s->s3.peer_tmp = NULL;
+ EVP_PKEY_free(s->s3.tmp.pkey);
+ s->s3.tmp.pkey = NULL;
#endif
- OPENSSL_free(s->s3->tmp.ctype);
- sk_X509_NAME_pop_free(s->s3->tmp.peer_ca_names, X509_NAME_free);
- OPENSSL_free(s->s3->tmp.ciphers_raw);
- OPENSSL_clear_free(s->s3->tmp.pms, s->s3->tmp.pmslen);
- OPENSSL_free(s->s3->tmp.peer_sigalgs);
+ OPENSSL_free(s->s3.tmp.ctype);
+ sk_X509_NAME_pop_free(s->s3.tmp.peer_ca_names, X509_NAME_free);
+ OPENSSL_free(s->s3.tmp.ciphers_raw);
+ OPENSSL_clear_free(s->s3.tmp.pms, s->s3.tmp.pmslen);
+ OPENSSL_free(s->s3.tmp.peer_sigalgs);
+ OPENSSL_free(s->s3.tmp.peer_cert_sigalgs);
ssl3_free_digest_list(s);
- OPENSSL_free(s->s3->alpn_selected);
- OPENSSL_free(s->s3->alpn_proposed);
+ OPENSSL_free(s->s3.alpn_selected);
+ OPENSSL_free(s->s3.alpn_proposed);
#ifndef OPENSSL_NO_SRP
SSL_SRP_CTX_free(s);
#endif
- OPENSSL_clear_free(s->s3, sizeof(*s->s3));
- s->s3 = NULL;
+ memset(&s->s3, 0, sizeof(s->s3));
}
int ssl3_clear(SSL *s)
{
ssl3_cleanup_key_block(s);
- OPENSSL_free(s->s3->tmp.ctype);
- sk_X509_NAME_pop_free(s->s3->tmp.peer_ca_names, X509_NAME_free);
- OPENSSL_free(s->s3->tmp.ciphers_raw);
- OPENSSL_clear_free(s->s3->tmp.pms, s->s3->tmp.pmslen);
- OPENSSL_free(s->s3->tmp.peer_sigalgs);
+ OPENSSL_free(s->s3.tmp.ctype);
+ sk_X509_NAME_pop_free(s->s3.tmp.peer_ca_names, X509_NAME_free);
+ OPENSSL_free(s->s3.tmp.ciphers_raw);
+ OPENSSL_clear_free(s->s3.tmp.pms, s->s3.tmp.pmslen);
+ OPENSSL_free(s->s3.tmp.peer_sigalgs);
+ OPENSSL_free(s->s3.tmp.peer_cert_sigalgs);
#if !defined(OPENSSL_NO_EC) || !defined(OPENSSL_NO_DH)
- EVP_PKEY_free(s->s3->tmp.pkey);
- EVP_PKEY_free(s->s3->peer_tmp);
+ EVP_PKEY_free(s->s3.tmp.pkey);
+ EVP_PKEY_free(s->s3.peer_tmp);
#endif /* !OPENSSL_NO_EC */
ssl3_free_digest_list(s);
- OPENSSL_free(s->s3->alpn_selected);
- OPENSSL_free(s->s3->alpn_proposed);
+ OPENSSL_free(s->s3.alpn_selected);
+ OPENSSL_free(s->s3.alpn_proposed);
/* NULL/zero-out everything in the s3 struct */
- memset(s->s3, 0, sizeof(*s->s3));
+ memset(&s->s3, 0, sizeof(s->s3));
if (!ssl_free_wbio_buffer(s))
return 0;
case SSL_CTRL_GET_CLIENT_CERT_REQUEST:
break;
case SSL_CTRL_GET_NUM_RENEGOTIATIONS:
- ret = s->s3->num_renegotiations;
+ ret = s->s3.num_renegotiations;
break;
case SSL_CTRL_CLEAR_NUM_RENEGOTIATIONS:
- ret = s->s3->num_renegotiations;
- s->s3->num_renegotiations = 0;
+ ret = s->s3.num_renegotiations;
+ s->s3.num_renegotiations = 0;
break;
case SSL_CTRL_GET_TOTAL_RENEGOTIATIONS:
- ret = s->s3->total_renegotiations;
+ ret = s->s3.total_renegotiations;
break;
case SSL_CTRL_GET_FLAGS:
- ret = (int)(s->s3->flags);
+ ret = (int)(s->s3.flags);
break;
#ifndef OPENSSL_NO_DH
case SSL_CTRL_SET_TMP_DH:
EVP_PKEY *pkdh = NULL;
if (dh == NULL) {
SSLerr(SSL_F_SSL3_CTRL, ERR_R_PASSED_NULL_PARAMETER);
- return (ret);
+ return 0;
}
pkdh = ssl_dh_to_pkey(dh);
if (pkdh == NULL) {
EVP_PKEY_security_bits(pkdh), 0, pkdh)) {
SSLerr(SSL_F_SSL3_CTRL, SSL_R_DH_KEY_TOO_SMALL);
EVP_PKEY_free(pkdh);
- return ret;
+ return 0;
}
EVP_PKEY_free(s->cert->dh_tmp);
s->cert->dh_tmp = pkdh;
- ret = 1;
+ return 1;
}
break;
case SSL_CTRL_SET_TMP_DH_CB:
{
SSLerr(SSL_F_SSL3_CTRL, ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED);
- return (ret);
+ return ret;
}
case SSL_CTRL_SET_DH_AUTO:
s->cert->dh_tmp_auto = larg;
break;
#endif /* !OPENSSL_NO_EC */
case SSL_CTRL_SET_TLSEXT_HOSTNAME:
+ /*
+ * TODO(OpenSSL1.2)
+ * This API is only used for a client to set what SNI it will request
+ * from the server, but we currently allow it to be used on servers
+ * as well, which is a programming error. Currently we just clear
+ * the field in SSL_do_handshake() for server SSLs, but when we can
+ * make ABI-breaking changes, we may want to make use of this API
+ * an error on server SSLs.
+ */
if (larg == TLSEXT_NAMETYPE_host_name) {
size_t len;
ret = 1;
break;
-#ifndef OPENSSL_NO_HEARTBEATS
- case SSL_CTRL_DTLS_EXT_SEND_HEARTBEAT:
- case SSL_CTRL_GET_DTLS_EXT_HEARTBEAT_PENDING:
- case SSL_CTRL_SET_DTLS_EXT_HEARTBEAT_NO_REQUESTS:
- break;
-#endif
-
case SSL_CTRL_CHAIN:
if (larg)
return ssl_cert_set1_chain(s, NULL, (STACK_OF(X509) *)parg);
case SSL_CTRL_GET_CHAIN_CERTS:
*(STACK_OF(X509) **)parg = s->cert->key->chain;
+ ret = 1;
break;
case SSL_CTRL_SELECT_CURRENT_CERT:
const SSL_CIPHER *cipher;
if (!s->server)
return 0;
- cipher = s->s3->tmp.new_cipher;
+ cipher = s->s3.tmp.new_cipher;
if (cipher == NULL)
return 0;
/*
*/
if (cipher->algorithm_auth & (SSL_aNULL | SSL_aSRP))
return 2;
- if (s->s3->tmp.cert == NULL)
+ if (s->s3.tmp.cert == NULL)
return 0;
- s->cert->key = s->s3->tmp.cert;
+ s->cert->key = s->s3.tmp.cert;
return 1;
}
return ssl_cert_set_current(s->cert, larg);
-#ifndef OPENSSL_NO_EC
+#if !defined(OPENSSL_NO_EC) || !defined(OPENSSL_NO_DH)
case SSL_CTRL_GET_GROUPS:
{
uint16_t *clist;
if (!s->session)
return 0;
- clist = s->session->ext.supportedgroups;
- clistlen = s->session->ext.supportedgroups_len;
+ clist = s->ext.peer_supportedgroups;
+ clistlen = s->ext.peer_supportedgroups_len;
if (parg) {
size_t i;
int *cptr = parg;
+
for (i = 0; i < clistlen; i++) {
- /* TODO(TLS1.3): Handle DH groups here */
- int nid = tls1_ec_curve_id2nid(clist[i], NULL);
- if (nid != 0)
- cptr[i] = nid;
+ const TLS_GROUP_INFO *cinf = tls1_group_id_lookup(clist[i]);
+
+ if (cinf != NULL)
+ cptr[i] = cinf->nid;
else
cptr[i] = TLSEXT_nid_unknown | clist[i];
}
&s->ext.supportedgroups_len, parg);
case SSL_CTRL_GET_SHARED_GROUP:
- return tls1_shared_group(s, larg);
+ {
+ uint16_t id = tls1_shared_group(s, larg);
+
+ if (larg != -1)
+ return tls1_group_id2nid(id);
+ return id;
+ }
+ case SSL_CTRL_GET_NEGOTIATED_GROUP:
+ ret = tls1_group_id2nid(s->s3.group_id);
+ break;
+#endif /* !defined(OPENSSL_NO_EC) || !defined(OPENSSL_NO_DH) */
-#endif
case SSL_CTRL_SET_SIGALGS:
return tls1_set_sigalgs(s->cert, parg, larg, 0);
case SSL_CTRL_GET_CLIENT_CERT_TYPES:
{
const unsigned char **pctype = parg;
- if (s->server || !s->s3->tmp.cert_req)
+ if (s->server || !s->s3.tmp.cert_req)
return 0;
if (pctype)
- *pctype = s->s3->tmp.ctype;
- return s->s3->tmp.ctype_len;
+ *pctype = s->s3.tmp.ctype;
+ return s->s3.tmp.ctype_len;
}
case SSL_CTRL_SET_CLIENT_CERT_TYPES:
return ssl_cert_set_cert_store(s->cert, parg, 1, larg);
case SSL_CTRL_GET_PEER_SIGNATURE_NID:
- if (s->s3->tmp.peer_sigalg == NULL)
+ if (s->s3.tmp.peer_sigalg == NULL)
+ return 0;
+ *(int *)parg = s->s3.tmp.peer_sigalg->hash;
+ return 1;
+
+ case SSL_CTRL_GET_SIGNATURE_NID:
+ if (s->s3.tmp.sigalg == NULL)
return 0;
- *(int *)parg = s->s3->tmp.peer_sigalg->hash;
+ *(int *)parg = s->s3.tmp.sigalg->hash;
return 1;
- case SSL_CTRL_GET_SERVER_TMP_KEY:
+ case SSL_CTRL_GET_PEER_TMP_KEY:
#if !defined(OPENSSL_NO_DH) || !defined(OPENSSL_NO_EC)
- if (s->server || s->session == NULL || s->s3->peer_tmp == NULL) {
+ if (s->session == NULL || s->s3.peer_tmp == NULL) {
return 0;
} else {
- EVP_PKEY_up_ref(s->s3->peer_tmp);
- *(EVP_PKEY **)parg = s->s3->peer_tmp;
+ EVP_PKEY_up_ref(s->s3.peer_tmp);
+ *(EVP_PKEY **)parg = s->s3.peer_tmp;
return 1;
}
#else
return 0;
#endif
+
+ case SSL_CTRL_GET_TMP_KEY:
+#if !defined(OPENSSL_NO_DH) || !defined(OPENSSL_NO_EC)
+ if (s->session == NULL || s->s3.tmp.pkey == NULL) {
+ return 0;
+ } else {
+ EVP_PKEY_up_ref(s->s3.tmp.pkey);
+ *(EVP_PKEY **)parg = s->s3.tmp.pkey;
+ return 1;
+ }
+#else
+ return 0;
+#endif
+
#ifndef OPENSSL_NO_EC
case SSL_CTRL_GET_EC_POINT_FORMATS:
{
- SSL_SESSION *sess = s->session;
const unsigned char **pformat = parg;
- if (sess == NULL || sess->ext.ecpointformats == NULL)
+ if (s->ext.peer_ecpointformats == NULL)
return 0;
- *pformat = sess->ext.ecpointformats;
- return (int)sess->ext.ecpointformats_len;
+ *pformat = s->ext.peer_ecpointformats;
+ return (int)s->ext.peer_ecpointformats_len;
}
#endif
default:
break;
}
- return (ret);
+ return ret;
}
long ssl3_callback_ctrl(SSL *s, int cmd, void (*fp) (void))
default:
break;
}
- return (ret);
+ return ret;
}
long ssl3_ctx_ctrl(SSL_CTX *ctx, int cmd, long larg, void *parg)
EVP_PKEY_security_bits(pkdh), 0, pkdh)) {
SSLerr(SSL_F_SSL3_CTX_CTRL, SSL_R_DH_KEY_TOO_SMALL);
EVP_PKEY_free(pkdh);
- return 1;
+ return 0;
}
EVP_PKEY_free(ctx->cert->dh_tmp);
ctx->cert->dh_tmp = pkdh;
case SSL_CTRL_SET_TMP_DH_CB:
{
SSLerr(SSL_F_SSL3_CTX_CTRL, ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED);
- return (0);
+ return 0;
}
case SSL_CTRL_SET_DH_AUTO:
ctx->cert->dh_tmp_auto = larg;
{
unsigned char *keys = parg;
long tick_keylen = (sizeof(ctx->ext.tick_key_name) +
- sizeof(ctx->ext.tick_hmac_key) +
- sizeof(ctx->ext.tick_aes_key));
+ sizeof(ctx->ext.secure->tick_hmac_key) +
+ sizeof(ctx->ext.secure->tick_aes_key));
if (keys == NULL)
return tick_keylen;
if (larg != tick_keylen) {
if (cmd == SSL_CTRL_SET_TLSEXT_TICKET_KEYS) {
memcpy(ctx->ext.tick_key_name, keys,
sizeof(ctx->ext.tick_key_name));
- memcpy(ctx->ext.tick_hmac_key,
+ memcpy(ctx->ext.secure->tick_hmac_key,
keys + sizeof(ctx->ext.tick_key_name),
- sizeof(ctx->ext.tick_hmac_key));
- memcpy(ctx->ext.tick_aes_key,
+ sizeof(ctx->ext.secure->tick_hmac_key));
+ memcpy(ctx->ext.secure->tick_aes_key,
keys + sizeof(ctx->ext.tick_key_name) +
- sizeof(ctx->ext.tick_hmac_key),
- sizeof(ctx->ext.tick_aes_key));
+ sizeof(ctx->ext.secure->tick_hmac_key),
+ sizeof(ctx->ext.secure->tick_aes_key));
} else {
memcpy(keys, ctx->ext.tick_key_name,
sizeof(ctx->ext.tick_key_name));
memcpy(keys + sizeof(ctx->ext.tick_key_name),
- ctx->ext.tick_hmac_key,
- sizeof(ctx->ext.tick_hmac_key));
+ ctx->ext.secure->tick_hmac_key,
+ sizeof(ctx->ext.secure->tick_hmac_key));
memcpy(keys + sizeof(ctx->ext.tick_key_name) +
- sizeof(ctx->ext.tick_hmac_key),
- ctx->ext.tick_aes_key,
- sizeof(ctx->ext.tick_aes_key));
+ sizeof(ctx->ext.secure->tick_hmac_key),
+ ctx->ext.secure->tick_aes_key,
+ sizeof(ctx->ext.secure->tick_aes_key));
}
return 1;
}
srp_password_from_info_cb;
if (ctx->srp_ctx.info != NULL)
OPENSSL_free(ctx->srp_ctx.info);
- if ((ctx->srp_ctx.info = BUF_strdup((char *)parg)) == NULL) {
+ if ((ctx->srp_ctx.info = OPENSSL_strdup((char *)parg)) == NULL) {
SSLerr(SSL_F_SSL3_CTX_CTRL, ERR_R_INTERNAL_ERROR);
return 0;
}
break;
#endif
-#ifndef OPENSSL_NO_EC
+#if !defined(OPENSSL_NO_EC) || !defined(OPENSSL_NO_DH)
case SSL_CTRL_SET_GROUPS:
return tls1_set_groups(&ctx->ext.supportedgroups,
&ctx->ext.supportedgroups_len,
return tls1_set_groups_list(&ctx->ext.supportedgroups,
&ctx->ext.supportedgroups_len,
parg);
-#endif
+#endif /* !defined(OPENSSL_NO_EC) || !defined(OPENSSL_NO_DH) */
+
case SSL_CTRL_SET_SIGALGS:
return tls1_set_sigalgs(ctx->cert, parg, larg, 0);
return ssl_cert_set_current(ctx->cert, larg);
default:
- return (0);
+ return 0;
}
- return (1);
+ return 1;
}
long ssl3_ctx_callback_ctrl(SSL_CTX *ctx, int cmd, void (*fp) (void))
}
break;
default:
- return (0);
+ return 0;
}
- return (1);
+ return 1;
}
const SSL_CIPHER *ssl3_get_cipher_by_id(uint32_t id)
const SSL_CIPHER *cp;
c.id = id;
+ cp = OBJ_bsearch_ssl_cipher_id(&c, tls13_ciphers, TLS13_NUM_CIPHERS);
+ if (cp != NULL)
+ return cp;
cp = OBJ_bsearch_ssl_cipher_id(&c, ssl3_ciphers, SSL3_NUM_CIPHERS);
if (cp != NULL)
return cp;
const SSL_CIPHER *ssl3_get_cipher_by_std_name(const char *stdname)
{
- SSL_CIPHER *c = NULL;
- SSL_CIPHER *tbl = ssl3_ciphers;
- size_t i;
+ SSL_CIPHER *c = NULL, *tbl;
+ SSL_CIPHER *alltabs[] = {tls13_ciphers, ssl3_ciphers};
+ size_t i, j, tblsize[] = {TLS13_NUM_CIPHERS, SSL3_NUM_CIPHERS};
/* this is not efficient, necessary to optimize this? */
- for (i = 0; i < SSL3_NUM_CIPHERS; i++, tbl++) {
- if (tbl->stdname == NULL)
- continue;
- if (strcmp(stdname, tbl->stdname) == 0) {
- c = tbl;
- break;
+ for (j = 0; j < OSSL_NELEM(alltabs); j++) {
+ for (i = 0, tbl = alltabs[j]; i < tblsize[j]; i++, tbl++) {
+ if (tbl->stdname == NULL)
+ continue;
+ if (strcmp(stdname, tbl->stdname) == 0) {
+ c = tbl;
+ break;
+ }
}
}
if (c == NULL) {
{
const SSL_CIPHER *c, *ret = NULL;
STACK_OF(SSL_CIPHER) *prio, *allow;
- int i, ii, ok;
+ int i, ii, ok, prefer_sha256 = 0;
unsigned long alg_k = 0, alg_a = 0, mask_k = 0, mask_a = 0;
+ const EVP_MD *mdsha256 = EVP_sha256();
+#ifndef OPENSSL_NO_CHACHA
+ STACK_OF(SSL_CIPHER) *prio_chacha = NULL;
+#endif
/* Let's see which ciphers we can support */
* pay with the price of sk_SSL_CIPHER_dup().
*/
-#ifdef CIPHER_DEBUG
- fprintf(stderr, "Server has %d from %p:\n", sk_SSL_CIPHER_num(srvr),
- (void *)srvr);
- for (i = 0; i < sk_SSL_CIPHER_num(srvr); ++i) {
- c = sk_SSL_CIPHER_value(srvr, i);
- fprintf(stderr, "%p:%s\n", (void *)c, c->name);
- }
- fprintf(stderr, "Client sent %d from %p:\n", sk_SSL_CIPHER_num(clnt),
- (void *)clnt);
- for (i = 0; i < sk_SSL_CIPHER_num(clnt); ++i) {
- c = sk_SSL_CIPHER_value(clnt, i);
- fprintf(stderr, "%p:%s\n", (void *)c, c->name);
- }
-#endif
+ OSSL_TRACE_BEGIN(TLS_CIPHER) {
+ BIO_printf(trc_out, "Server has %d from %p:\n",
+ sk_SSL_CIPHER_num(srvr), (void *)srvr);
+ for (i = 0; i < sk_SSL_CIPHER_num(srvr); ++i) {
+ c = sk_SSL_CIPHER_value(srvr, i);
+ BIO_printf(trc_out, "%p:%s\n", (void *)c, c->name);
+ }
+ BIO_printf(trc_out, "Client sent %d from %p:\n",
+ sk_SSL_CIPHER_num(clnt), (void *)clnt);
+ for (i = 0; i < sk_SSL_CIPHER_num(clnt); ++i) {
+ c = sk_SSL_CIPHER_value(clnt, i);
+ BIO_printf(trc_out, "%p:%s\n", (void *)c, c->name);
+ }
+ } OSSL_TRACE_END(TLS_CIPHER);
- if (s->options & SSL_OP_CIPHER_SERVER_PREFERENCE || tls1_suiteb(s)) {
+ /* SUITE-B takes precedence over server preference and ChaCha priortiy */
+ if (tls1_suiteb(s)) {
+ prio = srvr;
+ allow = clnt;
+ } else if (s->options & SSL_OP_CIPHER_SERVER_PREFERENCE) {
prio = srvr;
allow = clnt;
+#ifndef OPENSSL_NO_CHACHA
+ /* If ChaCha20 is at the top of the client preference list,
+ and there are ChaCha20 ciphers in the server list, then
+ temporarily prioritize all ChaCha20 ciphers in the servers list. */
+ if (s->options & SSL_OP_PRIORITIZE_CHACHA && sk_SSL_CIPHER_num(clnt) > 0) {
+ c = sk_SSL_CIPHER_value(clnt, 0);
+ if (c->algorithm_enc == SSL_CHACHA20POLY1305) {
+ /* ChaCha20 is client preferred, check server... */
+ int num = sk_SSL_CIPHER_num(srvr);
+ int found = 0;
+ for (i = 0; i < num; i++) {
+ c = sk_SSL_CIPHER_value(srvr, i);
+ if (c->algorithm_enc == SSL_CHACHA20POLY1305) {
+ found = 1;
+ break;
+ }
+ }
+ if (found) {
+ prio_chacha = sk_SSL_CIPHER_new_reserve(NULL, num);
+ /* if reserve fails, then there's likely a memory issue */
+ if (prio_chacha != NULL) {
+ /* Put all ChaCha20 at the top, starting with the one we just found */
+ sk_SSL_CIPHER_push(prio_chacha, c);
+ for (i++; i < num; i++) {
+ c = sk_SSL_CIPHER_value(srvr, i);
+ if (c->algorithm_enc == SSL_CHACHA20POLY1305)
+ sk_SSL_CIPHER_push(prio_chacha, c);
+ }
+ /* Pull in the rest */
+ for (i = 0; i < num; i++) {
+ c = sk_SSL_CIPHER_value(srvr, i);
+ if (c->algorithm_enc != SSL_CHACHA20POLY1305)
+ sk_SSL_CIPHER_push(prio_chacha, c);
+ }
+ prio = prio_chacha;
+ }
+ }
+ }
+ }
+# endif
} else {
prio = clnt;
allow = srvr;
}
- if (!SSL_IS_TLS13(s)) {
+ if (SSL_IS_TLS13(s)) {
+#ifndef OPENSSL_NO_PSK
+ int j;
+
+ /*
+ * If we allow "old" style PSK callbacks, and we have no certificate (so
+ * we're not going to succeed without a PSK anyway), and we're in
+ * TLSv1.3 then the default hash for a PSK is SHA-256 (as per the
+ * TLSv1.3 spec). Therefore we should prioritise ciphersuites using
+ * that.
+ */
+ if (s->psk_server_callback != NULL) {
+ for (j = 0; j < SSL_PKEY_NUM && !ssl_has_cert(s, j); j++);
+ if (j == SSL_PKEY_NUM) {
+ /* There are no certificates */
+ prefer_sha256 = 1;
+ }
+ }
+#endif
+ } else {
tls1_set_cert_validity(s);
ssl_set_masks(s);
}
* key exchange scheme skip tests.
*/
if (!SSL_IS_TLS13(s)) {
- mask_k = s->s3->tmp.mask_k;
- mask_a = s->s3->tmp.mask_a;
+ mask_k = s->s3.tmp.mask_k;
+ mask_a = s->s3.tmp.mask_a;
#ifndef OPENSSL_NO_SRP
if (s->srp_ctx.srp_Mask & SSL_kSRP) {
mask_k |= SSL_kSRP;
#endif /* OPENSSL_NO_PSK */
ok = (alg_k & mask_k) && (alg_a & mask_a);
-#ifdef CIPHER_DEBUG
- fprintf(stderr, "%d:[%08lX:%08lX:%08lX:%08lX]%p:%s\n", ok, alg_k,
- alg_a, mask_k, mask_a, (void *)c, c->name);
-#endif
+ OSSL_TRACE7(TLS_CIPHER,
+ "%d:[%08lX:%08lX:%08lX:%08lX]%p:%s\n",
+ ok, alg_k, alg_a, mask_k, mask_a, (void *)c, c->name);
#ifndef OPENSSL_NO_EC
/*
continue;
#if !defined(OPENSSL_NO_EC)
if ((alg_k & SSL_kECDHE) && (alg_a & SSL_aECDSA)
- && s->s3->is_probably_safari) {
+ && s->s3.is_probably_safari) {
if (!ret)
ret = sk_SSL_CIPHER_value(allow, ii);
continue;
}
#endif
+ if (prefer_sha256) {
+ const SSL_CIPHER *tmp = sk_SSL_CIPHER_value(allow, ii);
+
+ if (ssl_md(tmp->algorithm2) == mdsha256) {
+ ret = tmp;
+ break;
+ }
+ if (ret == NULL)
+ ret = tmp;
+ continue;
+ }
ret = sk_SSL_CIPHER_value(allow, ii);
break;
}
}
- return (ret);
+#ifndef OPENSSL_NO_CHACHA
+ sk_SSL_CIPHER_free(prio_chacha);
+#endif
+ return ret;
}
int ssl3_get_req_cert_type(SSL *s, WPACKET *pkt)
/* Get mask of algorithms disabled by signature list */
ssl_set_sig_mask(&alg_a, s, SSL_SECOP_SIGALG_MASK);
- alg_k = s->s3->tmp.new_cipher->algorithm_mkey;
+ alg_k = s->s3.tmp.new_cipher->algorithm_mkey;
#ifndef OPENSSL_NO_GOST
if (s->version >= TLS1_VERSION && (alg_k & SSL_kGOST))
*/
if (s->quiet_shutdown || SSL_in_before(s)) {
s->shutdown = (SSL_SENT_SHUTDOWN | SSL_RECEIVED_SHUTDOWN);
- return (1);
+ return 1;
}
if (!(s->shutdown & SSL_SENT_SHUTDOWN)) {
ssl3_send_alert(s, SSL3_AL_WARNING, SSL_AD_CLOSE_NOTIFY);
/*
* our shutdown alert has been sent now, and if it still needs to be
- * written, s->s3->alert_dispatch will be true
+ * written, s->s3.alert_dispatch will be true
*/
- if (s->s3->alert_dispatch)
- return (-1); /* return WANT_WRITE */
- } else if (s->s3->alert_dispatch) {
+ if (s->s3.alert_dispatch)
+ return -1; /* return WANT_WRITE */
+ } else if (s->s3.alert_dispatch) {
/* resend it if not sent */
ret = s->method->ssl_dispatch_alert(s);
if (ret == -1) {
* have already signalled return 0 upon a previous invocation,
* return WANT_WRITE
*/
- return (ret);
+ return ret;
}
} else if (!(s->shutdown & SSL_RECEIVED_SHUTDOWN)) {
size_t readbytes;
}
if ((s->shutdown == (SSL_SENT_SHUTDOWN | SSL_RECEIVED_SHUTDOWN)) &&
- !s->s3->alert_dispatch)
- return (1);
+ !s->s3.alert_dispatch)
+ return 1;
else
- return (0);
+ return 0;
}
int ssl3_write(SSL *s, const void *buf, size_t len, size_t *written)
{
clear_sys_error();
- if (s->s3->renegotiate)
+ if (s->s3.renegotiate)
ssl3_renegotiate_check(s, 0);
return s->method->ssl_write_bytes(s, SSL3_RT_APPLICATION_DATA, buf, len,
int ret;
clear_sys_error();
- if (s->s3->renegotiate)
+ if (s->s3.renegotiate)
ssl3_renegotiate_check(s, 0);
- s->s3->in_read_app_data = 1;
+ s->s3.in_read_app_data = 1;
ret =
s->method->ssl_read_bytes(s, SSL3_RT_APPLICATION_DATA, NULL, buf, len,
peek, readbytes);
- if ((ret == -1) && (s->s3->in_read_app_data == 2)) {
+ if ((ret == -1) && (s->s3.in_read_app_data == 2)) {
/*
* ssl3_read_bytes decided to call s->handshake_func, which called
* ssl3_read_bytes to read handshake data. However, ssl3_read_bytes
len, peek, readbytes);
ossl_statem_set_in_handshake(s, 0);
} else
- s->s3->in_read_app_data = 0;
+ s->s3.in_read_app_data = 0;
return ret;
}
int ssl3_renegotiate(SSL *s)
{
if (s->handshake_func == NULL)
- return (1);
+ return 1;
- s->s3->renegotiate = 1;
- return (1);
+ s->s3.renegotiate = 1;
+ return 1;
}
/*
{
int ret = 0;
- if (s->s3->renegotiate) {
+ if (s->s3.renegotiate) {
if (!RECORD_LAYER_read_pending(&s->rlayer)
&& !RECORD_LAYER_write_pending(&s->rlayer)
&& (initok || !SSL_in_init(s))) {
* state.
*/
ossl_statem_set_renegotiate(s);
- s->s3->renegotiate = 0;
- s->s3->num_renegotiations++;
- s->s3->total_renegotiations++;
+ s->s3.renegotiate = 0;
+ s->s3.num_renegotiations++;
+ s->s3.total_renegotiations++;
ret = 1;
}
}
long ssl_get_algorithm2(SSL *s)
{
long alg2;
- if (s->s3 == NULL || s->s3->tmp.new_cipher == NULL)
+ if (s->s3.tmp.new_cipher == NULL)
return -1;
- alg2 = s->s3->tmp.new_cipher->algorithm2;
+ alg2 = s->s3.tmp.new_cipher->algorithm2;
if (s->method->ssl3_enc->enc_flags & SSL_ENC_FLAG_SHA256_PRF) {
if (alg2 == (SSL_HANDSHAKE_MAC_DEFAULT | TLS1_PRF))
return SSL_HANDSHAKE_MAC_SHA256 | TLS1_PRF_SHA256;
- } else if (s->s3->tmp.new_cipher->algorithm_mkey & SSL_PSK) {
+ } else if (s->s3.tmp.new_cipher->algorithm_mkey & SSL_PSK) {
if (alg2 == (SSL_HANDSHAKE_MAC_SHA384 | TLS1_PRF_SHA384))
return SSL_HANDSHAKE_MAC_DEFAULT | TLS1_PRF;
}
unsigned char *p = result;
l2n(Time, p);
- ret = ssl_randbytes(s, p, len - 4);
+ ret = RAND_bytes_ex(s->ctx->libctx, p, len - 4);
} else {
- ret = ssl_randbytes(s, result, len);
+ ret = RAND_bytes_ex(s->ctx->libctx, result, len);
}
-#ifndef OPENSSL_NO_TLS13DOWNGRADE
- if (ret) {
+
+ if (ret > 0) {
if (!ossl_assert(sizeof(tls11downgrade) < len)
|| !ossl_assert(sizeof(tls12downgrade) < len))
return 0;
memcpy(result + len - sizeof(tls11downgrade), tls11downgrade,
sizeof(tls11downgrade));
}
-#endif
+
return ret;
}
int ssl_generate_master_secret(SSL *s, unsigned char *pms, size_t pmslen,
int free_pms)
{
- unsigned long alg_k = s->s3->tmp.new_cipher->algorithm_mkey;
+ unsigned long alg_k = s->s3.tmp.new_cipher->algorithm_mkey;
int ret = 0;
if (alg_k & SSL_PSK) {
#ifndef OPENSSL_NO_PSK
unsigned char *pskpms, *t;
- size_t psklen = s->s3->tmp.psklen;
+ size_t psklen = s->s3.tmp.psklen;
size_t pskpmslen;
/* create PSK premaster_secret */
memcpy(t, pms, pmslen);
t += pmslen;
s2n(psklen, t);
- memcpy(t, s->s3->tmp.psk, psklen);
+ memcpy(t, s->s3.tmp.psk, psklen);
- OPENSSL_clear_free(s->s3->tmp.psk, psklen);
- s->s3->tmp.psk = NULL;
+ OPENSSL_clear_free(s->s3.tmp.psk, psklen);
+ s->s3.tmp.psk = NULL;
if (!s->method->ssl3_enc->generate_master_secret(s,
s->session->master_key,pskpms, pskpmslen,
- &s->session->master_key_length))
+ &s->session->master_key_length)) {
+ OPENSSL_clear_free(pskpms, pskpmslen);
+ /* SSLfatal() already called */
goto err;
+ }
OPENSSL_clear_free(pskpms, pskpmslen);
#else
/* Should never happen */
} else {
if (!s->method->ssl3_enc->generate_master_secret(s,
s->session->master_key, pms, pmslen,
- &s->session->master_key_length))
+ &s->session->master_key_length)) {
+ /* SSLfatal() already called */
goto err;
+ }
}
ret = 1;
OPENSSL_cleanse(pms, pmslen);
}
if (s->server == 0)
- s->s3->tmp.pms = NULL;
+ s->s3.tmp.pms = NULL;
return ret;
}
EVP_PKEY_CTX_free(pctx);
return pkey;
}
-#ifndef OPENSSL_NO_EC
-/* Generate a private key a curve ID */
-EVP_PKEY *ssl_generate_pkey_curve(int id)
+
+/* Generate a private key from a group ID */
+#if !defined(OPENSSL_NO_DH) || !defined(OPENSSL_NO_EC)
+EVP_PKEY *ssl_generate_pkey_group(SSL *s, uint16_t id)
{
+ const TLS_GROUP_INFO *ginf = tls1_group_id_lookup(id);
EVP_PKEY_CTX *pctx = NULL;
EVP_PKEY *pkey = NULL;
- unsigned int curve_flags;
- int nid = tls1_ec_curve_id2nid(id, &curve_flags);
+ uint16_t gtype;
+# ifndef OPENSSL_NO_DH
+ DH *dh = NULL;
+# endif
- if (nid == 0)
+ if (ginf == NULL) {
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_SSL_GENERATE_PKEY_GROUP,
+ ERR_R_INTERNAL_ERROR);
goto err;
- if ((curve_flags & TLS_CURVE_TYPE) == TLS_CURVE_CUSTOM) {
- pctx = EVP_PKEY_CTX_new_id(nid, NULL);
- nid = 0;
- } else {
- pctx = EVP_PKEY_CTX_new_id(EVP_PKEY_EC, NULL);
}
- if (pctx == NULL)
- goto err;
- if (EVP_PKEY_keygen_init(pctx) <= 0)
+ gtype = ginf->flags & TLS_GROUP_TYPE;
+# ifndef OPENSSL_NO_DH
+ if (gtype == TLS_GROUP_FFDHE)
+ pctx = EVP_PKEY_CTX_new_id(EVP_PKEY_DH, NULL);
+# ifndef OPENSSL_NO_EC
+ else
+# endif
+# endif
+# ifndef OPENSSL_NO_EC
+ {
+ if (gtype == TLS_GROUP_CURVE_CUSTOM)
+ pctx = EVP_PKEY_CTX_new_id(ginf->nid, NULL);
+ else
+ pctx = EVP_PKEY_CTX_new_id(EVP_PKEY_EC, NULL);
+ }
+# endif
+ if (pctx == NULL) {
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_SSL_GENERATE_PKEY_GROUP,
+ ERR_R_MALLOC_FAILURE);
goto err;
- if (nid != 0 && EVP_PKEY_CTX_set_ec_paramgen_curve_nid(pctx, nid) <= 0)
+ }
+ if (EVP_PKEY_keygen_init(pctx) <= 0) {
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_SSL_GENERATE_PKEY_GROUP,
+ ERR_R_EVP_LIB);
goto err;
+ }
+# ifndef OPENSSL_NO_DH
+ if (gtype == TLS_GROUP_FFDHE) {
+ if ((pkey = EVP_PKEY_new()) == NULL
+ || (dh = DH_new_by_nid(ginf->nid)) == NULL
+ || !EVP_PKEY_assign(pkey, EVP_PKEY_DH, dh)) {
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_SSL_GENERATE_PKEY_GROUP,
+ ERR_R_EVP_LIB);
+ DH_free(dh);
+ EVP_PKEY_free(pkey);
+ pkey = NULL;
+ goto err;
+ }
+ if (EVP_PKEY_CTX_set_dh_nid(pctx, ginf->nid) <= 0) {
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_SSL_GENERATE_PKEY_GROUP,
+ ERR_R_EVP_LIB);
+ EVP_PKEY_free(pkey);
+ pkey = NULL;
+ goto err;
+ }
+ }
+# ifndef OPENSSL_NO_EC
+ else
+# endif
+# endif
+# ifndef OPENSSL_NO_EC
+ {
+ if (gtype != TLS_GROUP_CURVE_CUSTOM
+ && EVP_PKEY_CTX_set_ec_paramgen_curve_nid(pctx, ginf->nid) <= 0) {
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_SSL_GENERATE_PKEY_GROUP,
+ ERR_R_EVP_LIB);
+ goto err;
+ }
+ }
+# endif
if (EVP_PKEY_keygen(pctx, &pkey) <= 0) {
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_SSL_GENERATE_PKEY_GROUP,
+ ERR_R_EVP_LIB);
EVP_PKEY_free(pkey);
pkey = NULL;
}
}
#endif
+/*
+ * Generate parameters from a group ID
+ */
+EVP_PKEY *ssl_generate_param_group(uint16_t id)
+{
+ EVP_PKEY_CTX *pctx = NULL;
+ EVP_PKEY *pkey = NULL;
+ const TLS_GROUP_INFO *ginf = tls1_group_id_lookup(id);
+ int pkey_ctx_id;
+
+ if (ginf == NULL)
+ goto err;
+
+ if ((ginf->flags & TLS_GROUP_TYPE) == TLS_GROUP_CURVE_CUSTOM) {
+ pkey = EVP_PKEY_new();
+ if (pkey != NULL && EVP_PKEY_set_type(pkey, ginf->nid))
+ return pkey;
+ EVP_PKEY_free(pkey);
+ return NULL;
+ }
+
+ pkey_ctx_id = (ginf->flags & TLS_GROUP_FFDHE)
+ ? EVP_PKEY_DH : EVP_PKEY_EC;
+ pctx = EVP_PKEY_CTX_new_id(pkey_ctx_id, NULL);
+ if (pctx == NULL)
+ goto err;
+ if (EVP_PKEY_paramgen_init(pctx) <= 0)
+ goto err;
+# ifndef OPENSSL_NO_DH
+ if (ginf->flags & TLS_GROUP_FFDHE) {
+ if (EVP_PKEY_CTX_set_dh_nid(pctx, ginf->nid) <= 0)
+ goto err;
+ }
+# ifndef OPENSSL_NO_EC
+ else
+# endif
+# endif
+# ifndef OPENSSL_NO_EC
+ {
+ if (EVP_PKEY_CTX_set_ec_paramgen_curve_nid(pctx, ginf->nid) <= 0)
+ goto err;
+ }
+# endif
+ if (EVP_PKEY_paramgen(pctx, &pkey) <= 0) {
+ EVP_PKEY_free(pkey);
+ pkey = NULL;
+ }
+
+ err:
+ EVP_PKEY_CTX_free(pctx);
+ return pkey;
+}
+
/* Derive secrets for ECDH/DH */
int ssl_derive(SSL *s, EVP_PKEY *privkey, EVP_PKEY *pubkey, int gensecret)
{
size_t pmslen = 0;
EVP_PKEY_CTX *pctx;
- if (privkey == NULL || pubkey == NULL)
+ if (privkey == NULL || pubkey == NULL) {
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_SSL_DERIVE,
+ ERR_R_INTERNAL_ERROR);
return 0;
+ }
pctx = EVP_PKEY_CTX_new(privkey, NULL);
if (EVP_PKEY_derive_init(pctx) <= 0
|| EVP_PKEY_derive_set_peer(pctx, pubkey) <= 0
|| EVP_PKEY_derive(pctx, NULL, &pmslen) <= 0) {
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_SSL_DERIVE,
+ ERR_R_INTERNAL_ERROR);
goto err;
}
+#ifndef OPENSSL_NO_DH
+ if (SSL_IS_TLS13(s) && EVP_PKEY_id(privkey) == EVP_PKEY_DH)
+ EVP_PKEY_CTX_set_dh_pad(pctx, 1);
+#endif
+
pms = OPENSSL_malloc(pmslen);
- if (pms == NULL)
+ if (pms == NULL) {
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_SSL_DERIVE,
+ ERR_R_MALLOC_FAILURE);
goto err;
+ }
- if (EVP_PKEY_derive(pctx, pms, &pmslen) <= 0)
+ if (EVP_PKEY_derive(pctx, pms, &pmslen) <= 0) {
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_SSL_DERIVE,
+ ERR_R_INTERNAL_ERROR);
goto err;
+ }
if (gensecret) {
+ /* SSLfatal() called as appropriate in the below functions */
if (SSL_IS_TLS13(s)) {
/*
* If we are resuming then we already generated the early secret
}
} else {
/* Save premaster secret */
- s->s3->tmp.pms = pms;
- s->s3->tmp.pmslen = pmslen;
+ s->s3.tmp.pms = pms;
+ s->s3.tmp.pmslen = pmslen;
pms = NULL;
rv = 1;
}
projects / openssl.git / blobdiff