Add X448/Ed448 support to libssl

Reviewed-by: Rich Salz <rsalz@openssl.org>
Reviewed-by: Kurt Roeckx <kurt@roeckx.be>
(Merged from https://github.com/openssl/openssl/pull/5470)
This commit is contained in:
Matt Caswell 2018-02-27 10:12:02 +00:00
parent 24c346086d
commit 0e1d6ecf37
6 changed files with 25 additions and 3 deletions

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@ -231,6 +231,9 @@ static const char *get_sigtype(int nid)
case NID_ED25519:
return "Ed25519";
case NID_ED448:
return "Ed448";
default:
return NULL;
}

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@ -18,5 +18,6 @@ static const SSL_CERT_LOOKUP ssl_cert_info [] = {
{NID_id_GostR3410_2001, SSL_aGOST01}, /* SSL_PKEY_GOST01 */
{NID_id_GostR3410_2012_256, SSL_aGOST12}, /* SSL_PKEY_GOST12_256 */
{NID_id_GostR3410_2012_512, SSL_aGOST12}, /* SSL_PKEY_GOST12_512 */
{EVP_PKEY_ED25519, SSL_aECDSA} /* SSL_PKEY_ED25519 */
{EVP_PKEY_ED25519, SSL_aECDSA}, /* SSL_PKEY_ED25519 */
{EVP_PKEY_ED448, SSL_aECDSA} /* SSL_PKEY_ED448 */
};

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@ -3258,6 +3258,12 @@ void ssl_set_masks(SSL *s)
&& pvalid[SSL_PKEY_ED25519] & CERT_PKEY_EXPLICIT_SIGN
&& TLS1_get_version(s) == TLS1_2_VERSION)
mask_a |= SSL_aECDSA;
/* Allow Ed448 for TLS 1.2 if peer supports it */
if (!(mask_a & SSL_aECDSA) && ssl_has_cert(s, SSL_PKEY_ED448)
&& pvalid[SSL_PKEY_ED448] & CERT_PKEY_EXPLICIT_SIGN
&& TLS1_get_version(s) == TLS1_2_VERSION)
mask_a |= SSL_aECDSA;
#endif
#ifndef OPENSSL_NO_EC

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@ -381,7 +381,8 @@
# define SSL_PKEY_GOST12_256 5
# define SSL_PKEY_GOST12_512 6
# define SSL_PKEY_ED25519 7
# define SSL_PKEY_NUM 8
# define SSL_PKEY_ED448 8
# define SSL_PKEY_NUM 9
/*
* Pseudo-constant. GOST cipher suites can use different certs for 1
* SSL_CIPHER. So let's see which one we have in fact.
@ -1962,6 +1963,7 @@ typedef enum downgrade_en {
#define TLSEXT_SIGALG_gostr34102001_gostr3411 0xeded
#define TLSEXT_SIGALG_ed25519 0x0807
#define TLSEXT_SIGALG_ed448 0x0808
/* Known PSK key exchange modes */
#define TLSEXT_KEX_MODE_KE 0x00

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@ -165,6 +165,7 @@ static const TLS_GROUP_INFO nid_list[] = {
{NID_brainpoolP384r1, 192, TLS_CURVE_PRIME}, /* brainpoolP384r1 (27) */
{NID_brainpoolP512r1, 256, TLS_CURVE_PRIME}, /* brainpool512r1 (28) */
{EVP_PKEY_X25519, 128, TLS_CURVE_CUSTOM}, /* X25519 (29) */
{EVP_PKEY_X448, 224, TLS_CURVE_CUSTOM}, /* X448 (30) */
};
static const unsigned char ecformats_default[] = {
@ -177,6 +178,7 @@ static const unsigned char ecformats_default[] = {
static const uint16_t eccurves_default[] = {
29, /* X25519 (29) */
23, /* secp256r1 (23) */
30, /* X448 (30) */
25, /* secp521r1 (25) */
24, /* secp384r1 (24) */
};
@ -622,6 +624,7 @@ static const uint16_t tls12_sigalgs[] = {
TLSEXT_SIGALG_ecdsa_secp384r1_sha384,
TLSEXT_SIGALG_ecdsa_secp521r1_sha512,
TLSEXT_SIGALG_ed25519,
TLSEXT_SIGALG_ed448,
#endif
TLSEXT_SIGALG_rsa_pss_pss_sha256,
@ -672,6 +675,9 @@ static const SIGALG_LOOKUP sigalg_lookup_tbl[] = {
{"ed25519", TLSEXT_SIGALG_ed25519,
NID_undef, -1, EVP_PKEY_ED25519, SSL_PKEY_ED25519,
NID_undef, NID_undef},
{"ed448", TLSEXT_SIGALG_ed448,
NID_undef, -1, EVP_PKEY_ED448, SSL_PKEY_ED448,
NID_undef, NID_undef},
{NULL, TLSEXT_SIGALG_ecdsa_sha224,
NID_sha224, SSL_MD_SHA224_IDX, EVP_PKEY_EC, SSL_PKEY_ECC,
NID_ecdsa_with_SHA224, NID_undef},
@ -764,7 +770,8 @@ static const uint16_t tls_default_sigalg[] = {
TLSEXT_SIGALG_gostr34102001_gostr3411, /* SSL_PKEY_GOST01 */
TLSEXT_SIGALG_gostr34102012_256_gostr34112012_256, /* SSL_PKEY_GOST12_256 */
TLSEXT_SIGALG_gostr34102012_512_gostr34112012_512, /* SSL_PKEY_GOST12_512 */
0 /* SSL_PKEY_ED25519 */
0, /* SSL_PKEY_ED25519 */
0, /* SSL_PKEY_ED448 */
};
/* Lookup TLS signature algorithm */
@ -2180,6 +2187,7 @@ void tls1_set_cert_validity(SSL *s)
tls1_check_chain(s, NULL, NULL, NULL, SSL_PKEY_GOST12_256);
tls1_check_chain(s, NULL, NULL, NULL, SSL_PKEY_GOST12_512);
tls1_check_chain(s, NULL, NULL, NULL, SSL_PKEY_ED25519);
tls1_check_chain(s, NULL, NULL, NULL, SSL_PKEY_ED448);
}
/* User level utility function to check a chain is suitable */

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@ -515,6 +515,7 @@ static const ssl_trace_tbl ssl_groups_tbl[] = {
{27, "brainpoolP384r1"},
{28, "brainpoolP512r1"},
{29, "ecdh_x25519"},
{30, "ecdh_x448"},
{256, "ffdhe2048"},
{257, "ffdhe3072"},
{258, "ffdhe4096"},
@ -544,6 +545,7 @@ static const ssl_trace_tbl ssl_sigalg_tbl[] = {
{TLSEXT_SIGALG_ecdsa_secp521r1_sha512, "ecdsa_secp521r1_sha512"},
{TLSEXT_SIGALG_ecdsa_sha224, "ecdsa_sha224"},
{TLSEXT_SIGALG_ed25519, "ed25519"},
{TLSEXT_SIGALG_ed448, "ed448"},
{TLSEXT_SIGALG_ecdsa_sha1, "ecdsa_sha1"},
{TLSEXT_SIGALG_rsa_pss_rsae_sha256, "rsa_pss_rsae_sha256"},
{TLSEXT_SIGALG_rsa_pss_rsae_sha384, "rsa_pss_rsae_sha384"},