chromium/third_party/boringssl/src/ssl/ssl_key_share.cc

/* Copyright (c) 2015, Google Inc.
 *
 * Permission to use, copy, modify, and/or distribute this software for any
 * purpose with or without fee is hereby granted, provided that the above
 * copyright notice and this permission notice appear in all copies.
 *
 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
 * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
 * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
 * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */

#include <openssl/ssl.h>

#include <assert.h>
#include <string.h>

#include <utility>

#include <openssl/bn.h>
#include <openssl/bytestring.h>
#include <openssl/curve25519.h>
#include <openssl/ec.h>
#include <openssl/err.h>
#define OPENSSL_UNSTABLE_EXPERIMENTAL_KYBER
#include <openssl/experimental/kyber.h>
#include <openssl/hrss.h>
#include <openssl/mem.h>
#include <openssl/mlkem.h>
#include <openssl/nid.h>
#include <openssl/rand.h>
#include <openssl/span.h>

#include "internal.h"
#include "../crypto/internal.h"

BSSL_NAMESPACE_BEGIN

namespace {

class ECKeyShare : public SSLKeyShare { … };

class X25519KeyShare : public SSLKeyShare { … };

// draft-tls-westerbaan-xyber768d00-03
class X25519Kyber768KeyShare : public SSLKeyShare { … };

// draft-kwiatkowski-tls-ecdhe-mlkem-01
class X25519MLKEM768KeyShare : public SSLKeyShare { … };

constexpr NamedGroup kNamedGroups[] = …;

}  // namespace

Span<const NamedGroup> NamedGroups() { … }

UniquePtr<SSLKeyShare> SSLKeyShare::Create(uint16_t group_id) { … }

bool ssl_nid_to_group_id(uint16_t *out_group_id, int nid) { … }

bool ssl_name_to_group_id(uint16_t *out_group_id, const char *name, size_t len) { … }

int ssl_group_id_to_nid(uint16_t group_id) { … }

BSSL_NAMESPACE_END

usingnamespacebssl;

const char* SSL_get_group_name(uint16_t group_id) { … }

size_t SSL_get_all_group_names(const char **out, size_t max_out) { … }