/*
* Copyright 1995-2016 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
* this file except in compliance with the License. You can obtain a copy
* https://www.openssl.org/source/license.html
*/
-/* ====================================================================
- * Copyright 2002 Sun Microsystems, Inc. ALL RIGHTS RESERVED.
- * ECC cipher suite support in OpenSSL originally developed by
- * SUN MICROSYSTEMS, INC., and contributed to the OpenSSL project.
- */
-/* ====================================================================
- * Copyright 2005 Nokia. All rights reserved.
- *
- * The portions of the attached software ("Contribution") is developed by
- * Nokia Corporation and is licensed pursuant to the OpenSSL open source
- * license.
- *
- * The Contribution, originally written by Mika Kousa and Pasi Eronen of
- * Nokia Corporation, consists of the "PSK" (Pre-Shared Key) ciphersuites
- * support (see RFC 4279) to OpenSSL.
- *
- * No patent licenses or other rights except those expressly stated in
- * the OpenSSL open source license shall be deemed granted or received
- * expressly, by implication, estoppel, or otherwise.
- *
- * No assurances are provided by Nokia that the Contribution does not
- * infringe the patent or other intellectual property rights of any third
- * party or that the license provides you with all the necessary rights
- * to make use of the Contribution.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND. IN
- * ADDITION TO THE DISCLAIMERS INCLUDED IN THE LICENSE, NOKIA
- * SPECIFICALLY DISCLAIMS ANY LIABILITY FOR CLAIMS BROUGHT BY YOU OR ANY
- * OTHER ENTITY BASED ON INFRINGEMENT OF INTELLECTUAL PROPERTY RIGHTS OR
- * OTHERWISE.
- */
-
#include <stdio.h>
#include <ctype.h>
#include <openssl/objects.h>
{SSL_CHACHA20POLY1305, NID_chacha20_poly1305},
};
-static const EVP_CIPHER *ssl_cipher_methods[SSL_ENC_NUM_IDX] = {
- NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
- NULL, NULL
-};
+static const EVP_CIPHER *ssl_cipher_methods[SSL_ENC_NUM_IDX];
#define SSL_COMP_NULL_IDX 0
#define SSL_COMP_ZLIB_IDX 1
{SSL_kRSAPSK, NID_kx_rsa_psk},
{SSL_kPSK, NID_kx_psk},
{SSL_kSRP, NID_kx_srp},
- {SSL_kGOST, NID_kx_gost}
+ {SSL_kGOST, NID_kx_gost},
+ {SSL_kANY, NID_kx_any}
};
static const ssl_cipher_table ssl_cipher_table_auth[] = {
{SSL_aGOST01, NID_auth_gost01},
{SSL_aGOST12, NID_auth_gost12},
{SSL_aSRP, NID_auth_srp},
- {SSL_aNULL, NID_auth_null}
+ {SSL_aNULL, NID_auth_null},
+ {SSL_aANY, NID_auth_any}
};
/* *INDENT-ON* */
size_t i;
for (i = 0; i < table_cnt; i++, table++) {
if (table->mask == mask)
- return i;
+ return (int)i;
}
return -1;
}
EVP_PKEY_HMAC,
};
-static int ssl_mac_secret_size[SSL_MD_NUM_IDX];
+static size_t ssl_mac_secret_size[SSL_MD_NUM_IDX];
#define CIPHER_ADD 1
#define CIPHER_KILL 2
static uint32_t disabled_mkey_mask;
static uint32_t disabled_auth_mask;
-void ssl_load_ciphers(void)
+int ssl_load_ciphers(void)
{
size_t i;
const ssl_cipher_table *t;
disabled_enc_mask |= t->mask;
}
}
-#ifdef SSL_FORBID_ENULL
- disabled_enc_mask |= SSL_eNULL;
-#endif
disabled_mac_mask = 0;
for (i = 0, t = ssl_cipher_table_mac; i < SSL_MD_NUM_IDX; i++, t++) {
const EVP_MD *md = EVP_get_digestbynid(t->nid);
if (md == NULL) {
disabled_mac_mask |= t->mask;
} else {
- ssl_mac_secret_size[i] = EVP_MD_size(md);
- OPENSSL_assert(ssl_mac_secret_size[i] >= 0);
+ int tmpsize = EVP_MD_size(md);
+ if (!ossl_assert(tmpsize >= 0))
+ return 0;
+ ssl_mac_secret_size[i] = tmpsize;
}
}
/* Make sure we can access MD5 and SHA1 */
- OPENSSL_assert(ssl_digest_methods[SSL_MD_MD5_IDX] != NULL);
- OPENSSL_assert(ssl_digest_methods[SSL_MD_SHA1_IDX] != NULL);
+ if (!ossl_assert(ssl_digest_methods[SSL_MD_MD5_IDX] != NULL))
+ return 0;
+ if (!ossl_assert(ssl_digest_methods[SSL_MD_SHA1_IDX] != NULL))
+ return 0;
disabled_mkey_mask = 0;
disabled_auth_mask = 0;
if ((disabled_auth_mask & (SSL_aGOST01 | SSL_aGOST12)) ==
(SSL_aGOST01 | SSL_aGOST12))
disabled_mkey_mask |= SSL_kGOST;
+
+ return 1;
}
#ifndef OPENSSL_NO_COMP
int ssl_cipher_get_evp(const SSL_SESSION *s, const EVP_CIPHER **enc,
const EVP_MD **md, int *mac_pkey_type,
- int *mac_secret_size, SSL_COMP **comp, int use_etm)
+ size_t *mac_secret_size, SSL_COMP **comp, int use_etm)
{
int i;
const SSL_CIPHER *c;
s->ssl_version < TLS1_VERSION)
return 1;
- if (FIPS_mode())
- return 1;
-
if (c->algorithm_enc == SSL_RC4 &&
c->algorithm_mac == SSL_MD5 &&
(evp = EVP_get_cipherbyname("RC4-HMAC-MD5")))
/* drop those that use any of that is not available */
if (c == NULL || !c->valid)
continue;
- if (FIPS_mode() && (c->algo_strength & SSL_FIPS))
- continue;
if ((c->algorithm_mkey & disabled_mkey) ||
(c->algorithm_auth & disabled_auth) ||
(c->algorithm_enc & disabled_enc) ||
co_list[co_list_num].prev = NULL;
co_list[co_list_num].active = 0;
co_list_num++;
- /*
- * if (!sk_push(ca_list,(char *)c)) goto err;
- */
}
/*
cp->algorithm_enc, cp->algorithm_mac, cp->min_tls,
cp->algo_strength);
#endif
+ if (cipher_id != 0 && (cipher_id != cp->id))
+ continue;
if (alg_mkey && !(alg_mkey & cp->algorithm_mkey))
continue;
if (alg_auth && !(alg_auth & cp->algorithm_auth))
* to the resulting precedence to the STACK_OF(SSL_CIPHER).
*/
for (curr = head; curr != NULL; curr = curr->next) {
- if (curr->active
- && (!FIPS_mode() || curr->cipher->algo_strength & SSL_FIPS)) {
+ if (curr->active) {
if (!sk_SSL_CIPHER_push(cipherstack, curr->cipher)) {
OPENSSL_free(co_list);
sk_SSL_CIPHER_free(cipherstack);
case SSL_kGOST:
kx = "GOST";
break;
+ case SSL_kANY:
+ kx = "any";
+ break;
default:
kx = "unknown";
}
case SSL_aGOST01:
au = "GOST01";
break;
- /* New GOST ciphersuites have both SSL_aGOST12 and SSL_aGOST01 bits */
+ /* New GOST ciphersuites have both SSL_aGOST12 and SSL_aGOST01 bits */
case (SSL_aGOST12 | SSL_aGOST01):
au = "GOST12";
break;
+ case SSL_aANY:
+ au = "any";
+ break;
default:
au = "unknown";
break;
if (id < 193 || id > 255) {
SSLerr(SSL_F_SSL_COMP_ADD_COMPRESSION_METHOD,
SSL_R_COMPRESSION_ID_NOT_WITHIN_PRIVATE_RANGE);
- return 0;
+ return 1;
}
CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_DISABLE);
#endif
}
-/* For a cipher return the index corresponding to the certificate type */
-int ssl_cipher_get_cert_index(const SSL_CIPHER *c)
+const char *SSL_COMP_get0_name(const SSL_COMP *comp)
{
- uint32_t alg_a;
-
- alg_a = c->algorithm_auth;
-
- if (alg_a & SSL_aECDSA)
- return SSL_PKEY_ECC;
- else if (alg_a & SSL_aDSS)
- return SSL_PKEY_DSA_SIGN;
- else if (alg_a & SSL_aRSA)
- return SSL_PKEY_RSA_ENC;
- else if (alg_a & SSL_aGOST12)
- return SSL_PKEY_GOST_EC;
- else if (alg_a & SSL_aGOST01)
- return SSL_PKEY_GOST01;
+#ifndef OPENSSL_NO_COMP
+ return comp->name;
+#else
+ return NULL;
+#endif
+}
+int SSL_COMP_get_id(const SSL_COMP *comp)
+{
+#ifndef OPENSSL_NO_COMP
+ return comp->id;
+#else
return -1;
+#endif
}
-const SSL_CIPHER *ssl_get_cipher_by_char(SSL *ssl, const unsigned char *ptr)
+const SSL_CIPHER *ssl_get_cipher_by_char(SSL *ssl, const unsigned char *ptr,
+ int all)
{
const SSL_CIPHER *c = ssl->method->get_cipher_by_char(ptr);
- if (c == NULL || c->valid == 0)
+ if (c == NULL || (!all && c->valid == 0))
return NULL;
return c;
}
return ssl_cipher_table_auth[i].nid;
}
+const EVP_MD *SSL_CIPHER_get_handshake_digest(const SSL_CIPHER *c)
+{
+ int idx = c->algorithm2 & SSL_HANDSHAKE_MAC_MASK;
+
+ if (idx < 0 || idx >= SSL_MD_NUM_IDX)
+ return NULL;
+ return ssl_digest_methods[idx];
+}
+
int SSL_CIPHER_is_aead(const SSL_CIPHER *c)
{
return (c->algorithm_mac & SSL_AEAD) ? 1 : 0;
}
+
+int ssl_cipher_get_overhead(const SSL_CIPHER *c, size_t *mac_overhead,
+ size_t *int_overhead, size_t *blocksize,
+ size_t *ext_overhead)
+{
+ size_t mac = 0, in = 0, blk = 0, out = 0;
+
+ /* Some hard-coded numbers for the CCM/Poly1305 MAC overhead
+ * because there are no handy #defines for those. */
+ if (c->algorithm_enc & SSL_AESGCM) {
+ out = EVP_GCM_TLS_EXPLICIT_IV_LEN + EVP_GCM_TLS_TAG_LEN;
+ } else if (c->algorithm_enc & (SSL_AES128CCM | SSL_AES256CCM)) {
+ out = EVP_CCM_TLS_EXPLICIT_IV_LEN + 16;
+ } else if (c->algorithm_enc & (SSL_AES128CCM8 | SSL_AES256CCM8)) {
+ out = EVP_CCM_TLS_EXPLICIT_IV_LEN + 8;
+ } else if (c->algorithm_enc & SSL_CHACHA20POLY1305) {
+ out = 16;
+ } else if (c->algorithm_mac & SSL_AEAD) {
+ /* We're supposed to have handled all the AEAD modes above */
+ return 0;
+ } else {
+ /* Non-AEAD modes. Calculate MAC/cipher overhead separately */
+ int digest_nid = SSL_CIPHER_get_digest_nid(c);
+ const EVP_MD *e_md = EVP_get_digestbynid(digest_nid);
+
+ if (e_md == NULL)
+ return 0;
+
+ mac = EVP_MD_size(e_md);
+ if (c->algorithm_enc != SSL_eNULL) {
+ int cipher_nid = SSL_CIPHER_get_cipher_nid(c);
+ const EVP_CIPHER *e_ciph = EVP_get_cipherbynid(cipher_nid);
+
+ /* If it wasn't AEAD or SSL_eNULL, we expect it to be a
+ known CBC cipher. */
+ if (e_ciph == NULL ||
+ EVP_CIPHER_mode(e_ciph) != EVP_CIPH_CBC_MODE)
+ return 0;
+
+ in = 1; /* padding length byte */
+ out = EVP_CIPHER_iv_length(e_ciph);
+ blk = EVP_CIPHER_block_size(e_ciph);
+ }
+ }
+
+ *mac_overhead = mac;
+ *int_overhead = in;
+ *blocksize = blk;
+ *ext_overhead = out;
+
+ return 1;
+}
+
+int ssl_cert_is_disabled(size_t idx)
+{
+ const SSL_CERT_LOOKUP *cl = ssl_cert_lookup_by_idx(idx);
+
+ if (cl == NULL || (cl->amask & disabled_auth_mask) != 0)
+ return 1;
+ return 0;
+}