/*
- * Copyright 1995-2017 The OpenSSL Project Authors. All Rights Reserved.
+ * Copyright 1995-2020 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 <openssl/comp.h>
#include <openssl/engine.h>
#include <openssl/crypto.h>
+#include <openssl/conf.h>
+#include <openssl/trace.h>
#include "internal/nelem.h"
-#include "ssl_locl.h"
+#include "ssl_local.h"
#include "internal/thread_once.h"
#include "internal/cryptlib.h"
-#define SSL_ENC_DES_IDX 0
-#define SSL_ENC_3DES_IDX 1
-#define SSL_ENC_RC4_IDX 2
-#define SSL_ENC_RC2_IDX 3
-#define SSL_ENC_IDEA_IDX 4
-#define SSL_ENC_NULL_IDX 5
-#define SSL_ENC_AES128_IDX 6
-#define SSL_ENC_AES256_IDX 7
-#define SSL_ENC_CAMELLIA128_IDX 8
-#define SSL_ENC_CAMELLIA256_IDX 9
-#define SSL_ENC_GOST89_IDX 10
-#define SSL_ENC_SEED_IDX 11
-#define SSL_ENC_AES128GCM_IDX 12
-#define SSL_ENC_AES256GCM_IDX 13
-#define SSL_ENC_AES128CCM_IDX 14
-#define SSL_ENC_AES256CCM_IDX 15
-#define SSL_ENC_AES128CCM8_IDX 16
-#define SSL_ENC_AES256CCM8_IDX 17
-#define SSL_ENC_GOST8912_IDX 18
-#define SSL_ENC_CHACHA_IDX 19
-#define SSL_ENC_NUM_IDX 20
+DEFINE_STACK_OF(SSL_COMP)
+DEFINE_STACK_OF_CONST(SSL_CIPHER)
/* NB: make sure indices in these tables match values above */
{SSL_AES256CCM, NID_aes_256_ccm}, /* SSL_ENC_AES256CCM_IDX 15 */
{SSL_AES128CCM8, NID_aes_128_ccm}, /* SSL_ENC_AES128CCM8_IDX 16 */
{SSL_AES256CCM8, NID_aes_256_ccm}, /* SSL_ENC_AES256CCM8_IDX 17 */
- {SSL_eGOST2814789CNT12, NID_gost89_cnt_12}, /* SSL_ENC_GOST8912_IDX */
- {SSL_CHACHA20POLY1305, NID_chacha20_poly1305},
+ {SSL_eGOST2814789CNT12, NID_gost89_cnt_12}, /* SSL_ENC_GOST8912_IDX 18 */
+ {SSL_CHACHA20POLY1305, NID_chacha20_poly1305}, /* SSL_ENC_CHACHA_IDX 19 */
+ {SSL_ARIA128GCM, NID_aria_128_gcm}, /* SSL_ENC_ARIA128GCM_IDX 20 */
+ {SSL_ARIA256GCM, NID_aria_256_gcm}, /* SSL_ENC_ARIA256GCM_IDX 21 */
+ {SSL_MAGMA, NID_magma_ctr_acpkm}, /* SSL_ENC_MAGMA_IDX */
+ {SSL_KUZNYECHIK, NID_kuznyechik_ctr_acpkm}, /* SSL_ENC_KUZNYECHIK_IDX */
};
-static const EVP_CIPHER *ssl_cipher_methods[SSL_ENC_NUM_IDX];
-
#define SSL_COMP_NULL_IDX 0
#define SSL_COMP_ZLIB_IDX 1
#define SSL_COMP_NUM_IDX 2
static CRYPTO_ONCE ssl_load_builtin_comp_once = CRYPTO_ONCE_STATIC_INIT;
#endif
-/*
- * Constant SSL_MAX_DIGEST equal to size of digests array should be defined
- * in the ssl_locl.h
- */
-
-#define SSL_MD_NUM_IDX SSL_MAX_DIGEST
-
/* NB: make sure indices in this table matches values above */
static const ssl_cipher_table ssl_cipher_table_mac[SSL_MD_NUM_IDX] = {
{SSL_MD5, NID_md5}, /* SSL_MD_MD5_IDX 0 */
{SSL_GOST12_512, NID_id_GostR3411_2012_512}, /* SSL_MD_GOST12_512_IDX 8 */
{0, NID_md5_sha1}, /* SSL_MD_MD5_SHA1_IDX 9 */
{0, NID_sha224}, /* SSL_MD_SHA224_IDX 10 */
- {0, NID_sha512} /* SSL_MD_SHA512_IDX 11 */
-};
-
-static const EVP_MD *ssl_digest_methods[SSL_MD_NUM_IDX] = {
- NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL
+ {0, NID_sha512}, /* SSL_MD_SHA512_IDX 11 */
+ {SSL_MAGMAOMAC, NID_magma_mac}, /* sSL_MD_MAGMAOMAC_IDX */
+ {SSL_KUZNYECHIKOMAC, NID_kuznyechik_mac} /* SSL_MD_KUZNYECHIKOMAC_IDX */
};
/* *INDENT-OFF* */
{SSL_kPSK, NID_kx_psk},
{SSL_kSRP, NID_kx_srp},
{SSL_kGOST, NID_kx_gost},
+ {SSL_kGOST18, NID_kx_gost18},
{SSL_kANY, NID_kx_any}
};
EVP_PKEY_HMAC, EVP_PKEY_HMAC, EVP_PKEY_HMAC, NID_undef,
/* GOST2012_512 */
EVP_PKEY_HMAC,
+ /* MD5/SHA1, SHA224, SHA512, MAGMAOMAC, KUZNYECHIKOMAC */
+ NID_undef, NID_undef, NID_undef, NID_undef, NID_undef
};
-static size_t ssl_mac_secret_size[SSL_MD_NUM_IDX];
-
#define CIPHER_ADD 1
#define CIPHER_KILL 2
#define CIPHER_DEL 3
{0, SSL_TXT_kDHEPSK, NULL, 0, SSL_kDHEPSK},
{0, SSL_TXT_kSRP, NULL, 0, SSL_kSRP},
{0, SSL_TXT_kGOST, NULL, 0, SSL_kGOST},
+ {0, SSL_TXT_kGOST18, NULL, 0, SSL_kGOST18},
/* server authentication aliases */
{0, SSL_TXT_aRSA, NULL, 0, 0, SSL_aRSA},
{0, SSL_TXT_IDEA, NULL, 0, 0, 0, SSL_IDEA},
{0, SSL_TXT_SEED, NULL, 0, 0, 0, SSL_SEED},
{0, SSL_TXT_eNULL, NULL, 0, 0, 0, SSL_eNULL},
- {0, SSL_TXT_GOST, NULL, 0, 0, 0, SSL_eGOST2814789CNT | SSL_eGOST2814789CNT12},
+ {0, SSL_TXT_GOST, NULL, 0, 0, 0,
+ SSL_eGOST2814789CNT | SSL_eGOST2814789CNT12 | SSL_MAGMA | SSL_KUZNYECHIK},
{0, SSL_TXT_AES128, NULL, 0, 0, 0,
SSL_AES128 | SSL_AES128GCM | SSL_AES128CCM | SSL_AES128CCM8},
{0, SSL_TXT_AES256, NULL, 0, 0, 0,
{0, SSL_TXT_CAMELLIA256, NULL, 0, 0, 0, SSL_CAMELLIA256},
{0, SSL_TXT_CAMELLIA, NULL, 0, 0, 0, SSL_CAMELLIA},
{0, SSL_TXT_CHACHA20, NULL, 0, 0, 0, SSL_CHACHA20},
+ {0, SSL_TXT_GOST2012_GOST8912_GOST8912, NULL, 0, 0, 0, SSL_eGOST2814789CNT12},
+
+ {0, SSL_TXT_ARIA, NULL, 0, 0, 0, SSL_ARIA},
+ {0, SSL_TXT_ARIA_GCM, NULL, 0, 0, 0, SSL_ARIA128GCM | SSL_ARIA256GCM},
+ {0, SSL_TXT_ARIA128, NULL, 0, 0, 0, SSL_ARIA128GCM},
+ {0, SSL_TXT_ARIA256, NULL, 0, 0, 0, SSL_ARIA256GCM},
/* MAC aliases */
{0, SSL_TXT_MD5, NULL, 0, 0, 0, 0, SSL_MD5},
static uint32_t disabled_mkey_mask;
static uint32_t disabled_auth_mask;
-int ssl_load_ciphers(void)
+int ssl_load_ciphers(SSL_CTX *ctx)
{
size_t i;
const ssl_cipher_table *t;
disabled_enc_mask = 0;
- ssl_sort_cipher_list();
for (i = 0, t = ssl_cipher_table_cipher; i < SSL_ENC_NUM_IDX; i++, t++) {
- if (t->nid == NID_undef) {
- ssl_cipher_methods[i] = NULL;
- } else {
- const EVP_CIPHER *cipher = EVP_get_cipherbynid(t->nid);
- ssl_cipher_methods[i] = cipher;
+ if (t->nid != NID_undef) {
+ const EVP_CIPHER *cipher
+ = ssl_evp_cipher_fetch(ctx->libctx, t->nid, ctx->propq);
+
+ ctx->ssl_cipher_methods[i] = cipher;
if (cipher == NULL)
disabled_enc_mask |= t->mask;
}
}
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);
- ssl_digest_methods[i] = md;
+ const EVP_MD *md
+ = ssl_evp_md_fetch(ctx->libctx, t->nid, ctx->propq);
+
+ ctx->ssl_digest_methods[i] = md;
if (md == NULL) {
disabled_mac_mask |= t->mask;
} else {
int tmpsize = EVP_MD_size(md);
if (!ossl_assert(tmpsize >= 0))
return 0;
- ssl_mac_secret_size[i] = tmpsize;
+ ctx->ssl_mac_secret_size[i] = tmpsize;
}
}
- /* Make sure we can access MD5 and SHA1 */
- 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;
disabled_mkey_mask |= SSL_kDHE | SSL_kDHEPSK;
#endif
#ifdef OPENSSL_NO_EC
- disabled_mkey_mask |= SSL_kECDHEPSK;
+ disabled_mkey_mask |= SSL_kECDHE | SSL_kECDHEPSK;
disabled_auth_mask |= SSL_aECDSA;
#endif
#ifdef OPENSSL_NO_PSK
* Check for presence of GOST 34.10 algorithms, and if they are not
* present, disable appropriate auth and key exchange
*/
- ssl_mac_pkey_id[SSL_MD_GOST89MAC_IDX] = get_optional_pkey_id("gost-mac");
+ ssl_mac_pkey_id[SSL_MD_GOST89MAC_IDX] = get_optional_pkey_id(SN_id_Gost28147_89_MAC);
if (ssl_mac_pkey_id[SSL_MD_GOST89MAC_IDX])
- ssl_mac_secret_size[SSL_MD_GOST89MAC_IDX] = 32;
+ ctx->ssl_mac_secret_size[SSL_MD_GOST89MAC_IDX] = 32;
else
disabled_mac_mask |= SSL_GOST89MAC;
ssl_mac_pkey_id[SSL_MD_GOST89MAC12_IDX] =
- get_optional_pkey_id("gost-mac-12");
+ get_optional_pkey_id(SN_gost_mac_12);
if (ssl_mac_pkey_id[SSL_MD_GOST89MAC12_IDX])
- ssl_mac_secret_size[SSL_MD_GOST89MAC12_IDX] = 32;
+ ctx->ssl_mac_secret_size[SSL_MD_GOST89MAC12_IDX] = 32;
else
disabled_mac_mask |= SSL_GOST89MAC12;
- if (!get_optional_pkey_id("gost2001"))
+ ssl_mac_pkey_id[SSL_MD_MAGMAOMAC_IDX] =
+ get_optional_pkey_id(SN_magma_mac);
+ if (ssl_mac_pkey_id[SSL_MD_MAGMAOMAC_IDX])
+ ctx->ssl_mac_secret_size[SSL_MD_MAGMAOMAC_IDX] = 32;
+ else
+ disabled_mac_mask |= SSL_MAGMAOMAC;
+
+ ssl_mac_pkey_id[SSL_MD_KUZNYECHIKOMAC_IDX] =
+ get_optional_pkey_id(SN_kuznyechik_mac);
+ if (ssl_mac_pkey_id[SSL_MD_KUZNYECHIKOMAC_IDX])
+ ctx->ssl_mac_secret_size[SSL_MD_KUZNYECHIKOMAC_IDX] = 32;
+ else
+ disabled_mac_mask |= SSL_KUZNYECHIKOMAC;
+
+ if (!get_optional_pkey_id(SN_id_GostR3410_2001))
disabled_auth_mask |= SSL_aGOST01 | SSL_aGOST12;
- if (!get_optional_pkey_id("gost2012_256"))
+ if (!get_optional_pkey_id(SN_id_GostR3410_2012_256))
disabled_auth_mask |= SSL_aGOST12;
- if (!get_optional_pkey_id("gost2012_512"))
+ if (!get_optional_pkey_id(SN_id_GostR3410_2012_512))
disabled_auth_mask |= SSL_aGOST12;
/*
* Disable GOST key exchange if no GOST signature algs are available *
(SSL_aGOST01 | SSL_aGOST12))
disabled_mkey_mask |= SSL_kGOST;
+ if ((disabled_auth_mask & SSL_aGOST12) == SSL_aGOST12)
+ disabled_mkey_mask |= SSL_kGOST18;
+
return 1;
}
SSL_COMP *comp = NULL;
COMP_METHOD *method = COMP_zlib();
- CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_DISABLE);
ssl_comp_methods = sk_SSL_COMP_new(sk_comp_cmp);
if (COMP_get_type(method) != NID_undef && ssl_comp_methods != NULL) {
sk_SSL_COMP_sort(ssl_comp_methods);
}
}
- CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ENABLE);
return 1;
}
}
#endif
-int ssl_cipher_get_evp(const SSL_SESSION *s, const EVP_CIPHER **enc,
- const EVP_MD **md, int *mac_pkey_type,
- size_t *mac_secret_size, SSL_COMP **comp, int use_etm)
+int ssl_cipher_get_evp_cipher(SSL_CTX *ctx, const SSL_CIPHER *sslc,
+ const EVP_CIPHER **enc)
+{
+ int i = ssl_cipher_info_lookup(ssl_cipher_table_cipher, sslc->algorithm_enc);
+
+ if (i == -1) {
+ *enc = NULL;
+ } else {
+ if (i == SSL_ENC_NULL_IDX) {
+ /*
+ * We assume we don't care about this coming from an ENGINE so
+ * just do a normal EVP_CIPHER_fetch instead of
+ * ssl_evp_cipher_fetch()
+ */
+ *enc = EVP_CIPHER_fetch(ctx->libctx, "NULL", ctx->propq);
+ if (*enc == NULL)
+ return 0;
+ } else {
+ const EVP_CIPHER *cipher = ctx->ssl_cipher_methods[i];
+
+ if (cipher == NULL
+ || !ssl_evp_cipher_up_ref(cipher))
+ return 0;
+ *enc = ctx->ssl_cipher_methods[i];
+ }
+ }
+ return 1;
+}
+
+int ssl_cipher_get_evp(SSL_CTX *ctx, const SSL_SESSION *s,
+ const EVP_CIPHER **enc, const EVP_MD **md,
+ int *mac_pkey_type, size_t *mac_secret_size,
+ SSL_COMP **comp, int use_etm)
{
int i;
const SSL_CIPHER *c;
ctmp.id = s->compress_meth;
if (ssl_comp_methods != NULL) {
i = sk_SSL_COMP_find(ssl_comp_methods, &ctmp);
- if (i >= 0)
- *comp = sk_SSL_COMP_value(ssl_comp_methods, i);
- else
- *comp = NULL;
+ *comp = sk_SSL_COMP_value(ssl_comp_methods, i);
}
/* If were only interested in comp then return success */
if ((enc == NULL) && (md == NULL))
if ((enc == NULL) || (md == NULL))
return 0;
- i = ssl_cipher_info_lookup(ssl_cipher_table_cipher, c->algorithm_enc);
-
- if (i == -1) {
- *enc = NULL;
- } else {
- if (i == SSL_ENC_NULL_IDX)
- *enc = EVP_enc_null();
- else
- *enc = ssl_cipher_methods[i];
- }
+ if (!ssl_cipher_get_evp_cipher(ctx, c, enc))
+ return 0;
i = ssl_cipher_info_lookup(ssl_cipher_table_mac, c->algorithm_mac);
if (i == -1) {
if (c->algorithm_mac == SSL_AEAD)
mac_pkey_type = NULL;
} else {
- *md = ssl_digest_methods[i];
+ if (!ssl_evp_md_up_ref(ctx->ssl_digest_methods[i])) {
+ ssl_evp_cipher_free(*enc);
+ return 0;
+ }
+ *md = ctx->ssl_digest_methods[i];
if (mac_pkey_type != NULL)
*mac_pkey_type = ssl_mac_pkey_id[i];
if (mac_secret_size != NULL)
- *mac_secret_size = ssl_mac_secret_size[i];
+ *mac_secret_size = ctx->ssl_mac_secret_size[i];
}
if ((*enc != NULL) &&
(*md != NULL || (EVP_CIPHER_flags(*enc) & EVP_CIPH_FLAG_AEAD_CIPHER))
&& (!mac_pkey_type || *mac_pkey_type != NID_undef)) {
- const EVP_CIPHER *evp;
+ const EVP_CIPHER *evp = NULL;
- if (use_etm)
+ if (use_etm
+ || s->ssl_version >> 8 != TLS1_VERSION_MAJOR
+ || s->ssl_version < TLS1_VERSION)
return 1;
- if (s->ssl_version >> 8 != TLS1_VERSION_MAJOR ||
- s->ssl_version < TLS1_VERSION)
- return 1;
-
- if (c->algorithm_enc == SSL_RC4 &&
- c->algorithm_mac == SSL_MD5 &&
- (evp = EVP_get_cipherbyname("RC4-HMAC-MD5")))
- *enc = evp, *md = NULL;
- else if (c->algorithm_enc == SSL_AES128 &&
- c->algorithm_mac == SSL_SHA1 &&
- (evp = EVP_get_cipherbyname("AES-128-CBC-HMAC-SHA1")))
- *enc = evp, *md = NULL;
- else if (c->algorithm_enc == SSL_AES256 &&
- c->algorithm_mac == SSL_SHA1 &&
- (evp = EVP_get_cipherbyname("AES-256-CBC-HMAC-SHA1")))
- *enc = evp, *md = NULL;
- else if (c->algorithm_enc == SSL_AES128 &&
- c->algorithm_mac == SSL_SHA256 &&
- (evp = EVP_get_cipherbyname("AES-128-CBC-HMAC-SHA256")))
- *enc = evp, *md = NULL;
- else if (c->algorithm_enc == SSL_AES256 &&
- c->algorithm_mac == SSL_SHA256 &&
- (evp = EVP_get_cipherbyname("AES-256-CBC-HMAC-SHA256")))
- *enc = evp, *md = NULL;
+ if (c->algorithm_enc == SSL_RC4
+ && c->algorithm_mac == SSL_MD5)
+ evp = ssl_evp_cipher_fetch(ctx->libctx, NID_rc4_hmac_md5,
+ ctx->propq);
+ else if (c->algorithm_enc == SSL_AES128
+ && c->algorithm_mac == SSL_SHA1)
+ evp = ssl_evp_cipher_fetch(ctx->libctx,
+ NID_aes_128_cbc_hmac_sha1,
+ ctx->propq);
+ else if (c->algorithm_enc == SSL_AES256
+ && c->algorithm_mac == SSL_SHA1)
+ evp = ssl_evp_cipher_fetch(ctx->libctx,
+ NID_aes_256_cbc_hmac_sha1,
+ ctx->propq);
+ else if (c->algorithm_enc == SSL_AES128
+ && c->algorithm_mac == SSL_SHA256)
+ evp = ssl_evp_cipher_fetch(ctx->libctx,
+ NID_aes_128_cbc_hmac_sha256,
+ ctx->propq);
+ else if (c->algorithm_enc == SSL_AES256
+ && c->algorithm_mac == SSL_SHA256)
+ evp = ssl_evp_cipher_fetch(ctx->libctx,
+ NID_aes_256_cbc_hmac_sha256,
+ ctx->propq);
+
+ if (evp != NULL) {
+ ssl_evp_cipher_free(*enc);
+ ssl_evp_md_free(*md);
+ *enc = evp;
+ *md = NULL;
+ }
return 1;
- } else {
- return 0;
}
+
+ return 0;
}
-const EVP_MD *ssl_md(int idx)
+const EVP_MD *ssl_md(SSL_CTX *ctx, int idx)
{
idx &= SSL_HANDSHAKE_MAC_MASK;
if (idx < 0 || idx >= SSL_MD_NUM_IDX)
return NULL;
- return ssl_digest_methods[idx];
+ return ctx->ssl_digest_methods[idx];
}
const EVP_MD *ssl_handshake_md(SSL *s)
{
- return ssl_md(ssl_get_algorithm2(s));
+ return ssl_md(s->ctx, ssl_get_algorithm2(s));
}
const EVP_MD *ssl_prf_md(SSL *s)
{
- return ssl_md(ssl_get_algorithm2(s) >> TLS1_PRF_DGST_SHIFT);
+ return ssl_md(s->ctx, ssl_get_algorithm2(s) >> TLS1_PRF_DGST_SHIFT);
}
#define ITEM_SEP(a) \
const SSL_CIPHER *cp;
int reverse = 0;
-#ifdef CIPHER_DEBUG
- fprintf(stderr,
- "Applying rule %d with %08x/%08x/%08x/%08x/%08x %08x (%d)\n",
- rule, alg_mkey, alg_auth, alg_enc, alg_mac, min_tls,
- algo_strength, strength_bits);
-#endif
+ OSSL_TRACE_BEGIN(TLS_CIPHER){
+ BIO_printf(trc_out,
+ "Applying rule %d with %08x/%08x/%08x/%08x/%08x %08x (%d)\n",
+ rule, alg_mkey, alg_auth, alg_enc, alg_mac, min_tls,
+ algo_strength, strength_bits);
+ }
if (rule == CIPHER_DEL || rule == CIPHER_BUMP)
reverse = 1; /* needed to maintain sorting between currently
if (strength_bits != cp->strength_bits)
continue;
} else {
-#ifdef CIPHER_DEBUG
- fprintf(stderr,
- "\nName: %s:\nAlgo = %08x/%08x/%08x/%08x/%08x Algo_strength = %08x\n",
- cp->name, cp->algorithm_mkey, cp->algorithm_auth,
- cp->algorithm_enc, cp->algorithm_mac, cp->min_tls,
- cp->algo_strength);
-#endif
+ if (trc_out != NULL) {
+ BIO_printf(trc_out,
+ "\nName: %s:"
+ "\nAlgo = %08x/%08x/%08x/%08x/%08x Algo_strength = %08x\n",
+ cp->name, cp->algorithm_mkey, cp->algorithm_auth,
+ cp->algorithm_enc, cp->algorithm_mac, cp->min_tls,
+ cp->algo_strength);
+ }
if (cipher_id != 0 && (cipher_id != cp->id))
continue;
if (alg_mkey && !(alg_mkey & cp->algorithm_mkey))
continue;
}
-#ifdef CIPHER_DEBUG
- fprintf(stderr, "Action = %d\n", rule);
-#endif
+ if (trc_out != NULL)
+ BIO_printf(trc_out, "Action = %d\n", rule);
/* add the cipher if it has not been added yet. */
if (rule == CIPHER_ADD) {
*head_p = head;
*tail_p = tail;
+
+ OSSL_TRACE_END(TLS_CIPHER);
}
static int ssl_cipher_strength_sort(CIPHER_ORDER **head_p,
}
#endif
-STACK_OF(SSL_CIPHER) *ssl_create_cipher_list(const SSL_METHOD *ssl_method, STACK_OF(SSL_CIPHER)
- **cipher_list, STACK_OF(SSL_CIPHER)
- **cipher_list_by_id,
- const char *rule_str, CERT *c)
+static int ciphersuite_cb(const char *elem, int len, void *arg)
+{
+ STACK_OF(SSL_CIPHER) *ciphersuites = (STACK_OF(SSL_CIPHER) *)arg;
+ const SSL_CIPHER *cipher;
+ /* Arbitrary sized temp buffer for the cipher name. Should be big enough */
+ char name[80];
+
+ if (len > (int)(sizeof(name) - 1)) {
+ SSLerr(SSL_F_CIPHERSUITE_CB, SSL_R_NO_CIPHER_MATCH);
+ return 0;
+ }
+
+ memcpy(name, elem, len);
+ name[len] = '\0';
+
+ cipher = ssl3_get_cipher_by_std_name(name);
+ if (cipher == NULL) {
+ SSLerr(SSL_F_CIPHERSUITE_CB, SSL_R_NO_CIPHER_MATCH);
+ return 0;
+ }
+
+ if (!sk_SSL_CIPHER_push(ciphersuites, cipher)) {
+ SSLerr(SSL_F_CIPHERSUITE_CB, ERR_R_INTERNAL_ERROR);
+ return 0;
+ }
+
+ return 1;
+}
+
+static __owur int set_ciphersuites(STACK_OF(SSL_CIPHER) **currciphers, const char *str)
+{
+ STACK_OF(SSL_CIPHER) *newciphers = sk_SSL_CIPHER_new_null();
+
+ if (newciphers == NULL)
+ return 0;
+
+ /* Parse the list. We explicitly allow an empty list */
+ if (*str != '\0'
+ && !CONF_parse_list(str, ':', 1, ciphersuite_cb, newciphers)) {
+ sk_SSL_CIPHER_free(newciphers);
+ return 0;
+ }
+ sk_SSL_CIPHER_free(*currciphers);
+ *currciphers = newciphers;
+
+ return 1;
+}
+
+static int update_cipher_list_by_id(STACK_OF(SSL_CIPHER) **cipher_list_by_id,
+ STACK_OF(SSL_CIPHER) *cipherstack)
+{
+ STACK_OF(SSL_CIPHER) *tmp_cipher_list = sk_SSL_CIPHER_dup(cipherstack);
+
+ if (tmp_cipher_list == NULL) {
+ return 0;
+ }
+
+ sk_SSL_CIPHER_free(*cipher_list_by_id);
+ *cipher_list_by_id = tmp_cipher_list;
+
+ (void)sk_SSL_CIPHER_set_cmp_func(*cipher_list_by_id, ssl_cipher_ptr_id_cmp);
+ sk_SSL_CIPHER_sort(*cipher_list_by_id);
+
+ return 1;
+}
+
+static int update_cipher_list(STACK_OF(SSL_CIPHER) **cipher_list,
+ STACK_OF(SSL_CIPHER) **cipher_list_by_id,
+ STACK_OF(SSL_CIPHER) *tls13_ciphersuites)
+{
+ int i;
+ STACK_OF(SSL_CIPHER) *tmp_cipher_list = sk_SSL_CIPHER_dup(*cipher_list);
+
+ if (tmp_cipher_list == NULL)
+ return 0;
+
+ /*
+ * Delete any existing TLSv1.3 ciphersuites. These are always first in the
+ * list.
+ */
+ while (sk_SSL_CIPHER_num(tmp_cipher_list) > 0
+ && sk_SSL_CIPHER_value(tmp_cipher_list, 0)->min_tls
+ == TLS1_3_VERSION)
+ sk_SSL_CIPHER_delete(tmp_cipher_list, 0);
+
+ /* Insert the new TLSv1.3 ciphersuites */
+ for (i = 0; i < sk_SSL_CIPHER_num(tls13_ciphersuites); i++)
+ sk_SSL_CIPHER_insert(tmp_cipher_list,
+ sk_SSL_CIPHER_value(tls13_ciphersuites, i), i);
+
+ if (!update_cipher_list_by_id(cipher_list_by_id, tmp_cipher_list))
+ return 0;
+
+ sk_SSL_CIPHER_free(*cipher_list);
+ *cipher_list = tmp_cipher_list;
+
+ return 1;
+}
+
+int SSL_CTX_set_ciphersuites(SSL_CTX *ctx, const char *str)
+{
+ int ret = set_ciphersuites(&(ctx->tls13_ciphersuites), str);
+
+ if (ret && ctx->cipher_list != NULL)
+ return update_cipher_list(&ctx->cipher_list, &ctx->cipher_list_by_id,
+ ctx->tls13_ciphersuites);
+
+ return ret;
+}
+
+int SSL_set_ciphersuites(SSL *s, const char *str)
+{
+ STACK_OF(SSL_CIPHER) *cipher_list;
+ int ret = set_ciphersuites(&(s->tls13_ciphersuites), str);
+
+ if (s->cipher_list == NULL) {
+ if ((cipher_list = SSL_get_ciphers(s)) != NULL)
+ s->cipher_list = sk_SSL_CIPHER_dup(cipher_list);
+ }
+ if (ret && s->cipher_list != NULL)
+ return update_cipher_list(&s->cipher_list, &s->cipher_list_by_id,
+ s->tls13_ciphersuites);
+
+ return ret;
+}
+
+STACK_OF(SSL_CIPHER) *ssl_create_cipher_list(const SSL_METHOD *ssl_method,
+ STACK_OF(SSL_CIPHER) *tls13_ciphersuites,
+ STACK_OF(SSL_CIPHER) **cipher_list,
+ STACK_OF(SSL_CIPHER) **cipher_list_by_id,
+ const char *rule_str,
+ CERT *c)
{
- int ok, num_of_ciphers, num_of_alias_max, num_of_group_aliases;
+ int ok, num_of_ciphers, num_of_alias_max, num_of_group_aliases, i;
uint32_t disabled_mkey, disabled_auth, disabled_enc, disabled_mac;
- STACK_OF(SSL_CIPHER) *cipherstack, *tmp_cipher_list;
+ STACK_OF(SSL_CIPHER) *cipherstack;
const char *rule_p;
CIPHER_ORDER *co_list = NULL, *head = NULL, *tail = NULL, *curr;
const SSL_CIPHER **ca_list = NULL;
ssl_cipher_apply_rule(0, 0, SSL_aNULL, 0, 0, 0, 0, CIPHER_ORD, -1, &head,
&tail);
- /*
- * ssl_cipher_apply_rule(0, 0, SSL_aDH, 0, 0, 0, 0, CIPHER_ORD, -1,
- * &head, &tail);
- */
ssl_cipher_apply_rule(0, SSL_kRSA, 0, 0, 0, 0, 0, CIPHER_ORD, -1, &head,
&tail);
ssl_cipher_apply_rule(0, SSL_kPSK, 0, 0, 0, 0, 0, CIPHER_ORD, -1, &head,
ok = 1;
rule_p = rule_str;
if (strncmp(rule_str, "DEFAULT", 7) == 0) {
- ok = ssl_cipher_process_rulestr(SSL_DEFAULT_CIPHER_LIST,
+ ok = ssl_cipher_process_rulestr(OSSL_default_cipher_list(),
&head, &tail, ca_list, c);
rule_p += 7;
if (*rule_p == ':')
rule_p++;
}
- if (ok && (strlen(rule_p) > 0))
+ if (ok && (rule_p[0] != '\0'))
ok = ssl_cipher_process_rulestr(rule_p, &head, &tail, ca_list, c);
OPENSSL_free(ca_list); /* Not needed anymore */
return NULL;
}
+ /* Add TLSv1.3 ciphers first - we always prefer those if possible */
+ for (i = 0; i < sk_SSL_CIPHER_num(tls13_ciphersuites); i++) {
+ const SSL_CIPHER *sslc = sk_SSL_CIPHER_value(tls13_ciphersuites, i);
+
+ /* Don't include any TLSv1.3 ciphers that are disabled */
+ if ((sslc->algorithm_enc & disabled_enc) != 0
+ || (ssl_cipher_table_mac[sslc->algorithm2
+ & SSL_HANDSHAKE_MAC_MASK].mask
+ & disabled_mac_mask) != 0)
+ continue;
+
+ if (!sk_SSL_CIPHER_push(cipherstack, sslc)) {
+ sk_SSL_CIPHER_free(cipherstack);
+ return NULL;
+ }
+ }
+
+ OSSL_TRACE_BEGIN(TLS_CIPHER) {
+ BIO_printf(trc_out, "cipher selection:\n");
+ }
/*
* The cipher selection for the list is done. The ciphers are added
* to the resulting precedence to the STACK_OF(SSL_CIPHER).
if (!sk_SSL_CIPHER_push(cipherstack, curr->cipher)) {
OPENSSL_free(co_list);
sk_SSL_CIPHER_free(cipherstack);
+ OSSL_TRACE_CANCEL(TLS_CIPHER);
return NULL;
}
-#ifdef CIPHER_DEBUG
- fprintf(stderr, "<%s>\n", curr->cipher->name);
-#endif
+ if (trc_out != NULL)
+ BIO_printf(trc_out, "<%s>\n", curr->cipher->name);
}
}
OPENSSL_free(co_list); /* Not needed any longer */
+ OSSL_TRACE_END(TLS_CIPHER);
- tmp_cipher_list = sk_SSL_CIPHER_dup(cipherstack);
- if (tmp_cipher_list == NULL) {
+ if (!update_cipher_list_by_id(cipher_list_by_id, cipherstack)) {
sk_SSL_CIPHER_free(cipherstack);
return NULL;
}
sk_SSL_CIPHER_free(*cipher_list);
*cipher_list = cipherstack;
- if (*cipher_list_by_id != NULL)
- sk_SSL_CIPHER_free(*cipher_list_by_id);
- *cipher_list_by_id = tmp_cipher_list;
- (void)sk_SSL_CIPHER_set_cmp_func(*cipher_list_by_id, ssl_cipher_ptr_id_cmp);
- sk_SSL_CIPHER_sort(*cipher_list_by_id);
return cipherstack;
}
const char *ver;
const char *kx, *au, *enc, *mac;
uint32_t alg_mkey, alg_auth, alg_enc, alg_mac;
- static const char *format = "%-23s %s Kx=%-8s Au=%-4s Enc=%-9s Mac=%-4s\n";
+ static const char *format = "%-30s %-7s Kx=%-8s Au=%-5s Enc=%-9s Mac=%-4s\n";
if (buf == NULL) {
len = 128;
- buf = OPENSSL_malloc(len);
- if (buf == NULL)
+ if ((buf = OPENSSL_malloc(len)) == NULL) {
+ SSLerr(SSL_F_SSL_CIPHER_DESCRIPTION, ERR_R_MALLOC_FAILURE);
return NULL;
+ }
} else if (len < 128) {
return NULL;
}
case SSL_kGOST:
kx = "GOST";
break;
+ case SSL_kGOST18:
+ kx = "GOST18";
+ break;
case SSL_kANY:
kx = "any";
break;
case SSL_CAMELLIA256:
enc = "Camellia(256)";
break;
+ case SSL_ARIA128GCM:
+ enc = "ARIAGCM(128)";
+ break;
+ case SSL_ARIA256GCM:
+ enc = "ARIAGCM(256)";
+ break;
case SSL_SEED:
enc = "SEED(128)";
break;
case SSL_eGOST2814789CNT12:
enc = "GOST89(256)";
break;
+ case SSL_MAGMA:
+ enc = "MAGMA";
+ break;
+ case SSL_KUZNYECHIK:
+ enc = "KUZNYECHIK";
+ break;
case SSL_CHACHA20POLY1305:
enc = "CHACHA20/POLY1305(256)";
break;
return c->id;
}
+uint16_t SSL_CIPHER_get_protocol_id(const SSL_CIPHER *c)
+{
+ return c->id & 0xFFFF;
+}
+
SSL_COMP *ssl3_comp_find(STACK_OF(SSL_COMP) *sk, int n)
{
SSL_COMP *ctmp;
int i, nn;
if ((n == 0) || (sk == NULL))
- return (NULL);
+ return NULL;
nn = sk_SSL_COMP_num(sk);
for (i = 0; i < nn; i++) {
ctmp = sk_SSL_COMP_value(sk, i);
return 1;
}
- CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_DISABLE);
comp = OPENSSL_malloc(sizeof(*comp));
if (comp == NULL) {
- CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ENABLE);
SSLerr(SSL_F_SSL_COMP_ADD_COMPRESSION_METHOD, ERR_R_MALLOC_FAILURE);
return 1;
}
load_builtin_compressions();
if (ssl_comp_methods && sk_SSL_COMP_find(ssl_comp_methods, comp) >= 0) {
OPENSSL_free(comp);
- CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ENABLE);
SSLerr(SSL_F_SSL_COMP_ADD_COMPRESSION_METHOD,
SSL_R_DUPLICATE_COMPRESSION_ID);
return 1;
}
if (ssl_comp_methods == NULL || !sk_SSL_COMP_push(ssl_comp_methods, comp)) {
OPENSSL_free(comp);
- CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ENABLE);
SSLerr(SSL_F_SSL_COMP_ADD_COMPRESSION_METHOD, ERR_R_MALLOC_FAILURE);
return 1;
}
- CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ENABLE);
return 0;
}
#endif
if (idx < 0 || idx >= SSL_MD_NUM_IDX)
return NULL;
- return ssl_digest_methods[idx];
+ return EVP_get_digestbynid(ssl_cipher_table_mac[idx].nid);
}
int SSL_CIPHER_is_aead(const SSL_CIPHER *c)
/* Some hard-coded numbers for the CCM/Poly1305 MAC overhead
* because there are no handy #defines for those. */
- if (c->algorithm_enc & SSL_AESGCM) {
+ if (c->algorithm_enc & (SSL_AESGCM | SSL_ARIAGCM)) {
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;
return 1;
return 0;
}
+
+/*
+ * Default list of TLSv1.2 (and earlier) ciphers
+ * SSL_DEFAULT_CIPHER_LIST deprecated in 3.0.0
+ * Update both macro and function simultaneously
+ */
+const char *OSSL_default_cipher_list(void)
+{
+ return "ALL:!COMPLEMENTOFDEFAULT:!eNULL";
+}
+
+/*
+ * Default list of TLSv1.3 (and later) ciphers
+ * TLS_DEFAULT_CIPHERSUITES deprecated in 3.0.0
+ * Update both macro and function simultaneously
+ */
+const char *OSSL_default_ciphersuites(void)
+{
+ return "TLS_AES_256_GCM_SHA384:"
+#if !defined(OPENSSL_NO_CHACHA) && !defined(OPENSSL_NO_POLY1305)
+ "TLS_CHACHA20_POLY1305_SHA256:"
+#endif
+ "TLS_AES_128_GCM_SHA256";
+}
projects / openssl.git / blobdiff