/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* Private header file of libSSL.
* Various and sundry protocol constants . DON ' T CHANGE THESE . These
* values are defined by the SSL 3 . 0 protocol specification .
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License , v . 2 . 0 . If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef __ssl3proto_h_
#define __ssl3proto_h_
typedef PRUint16 SSL3ProtocolVersion;
/* version numbers are defined in sslproto.h */
typedef PRUint16 ssl3CipherSuite;
/* The cipher suites are defined in sslproto.h */
#define MAX_CERT_TYPES
10
#define MAX_MAC_LENGTH
64
#define MAX_PADDING_LENGTH
64
#define MAX_KEY_LENGTH
64
#define EXPORT_KEY_LENGTH
5
#define SSL3_RANDOM_LENGTH
32
#define SSL3_RECORD_HEADER_LENGTH
5
/* SSL3_RECORD_HEADER_LENGTH + epoch/sequence_number */
#define DTLS_RECORD_HEADER_LENGTH
13
/* Max values for TLS records/ciphertexts
* For TLS 1 . 2 records MUST NOT be longer than 2 ^ 14 + 2048
* For TLS 1 . 3 records MUST NOT exceed 2 ^ 14 + 256 bytes .
* [RFC8446 Section 5.2, RFC5246 Section 6.2.3]. */
#define MAX_FRAGMENT_LENGTH
16384
#define TLS_1_2_MAX_EXPANSION
2048
#define TLS_1_3_MAX_EXPANSION (
255 +
1 )
#define TLS_1_3_MAX_CTEXT_LENGTH ((MAX_FRAGMENT_LENGTH) + (TLS_1_3_MAX_EXPANSION))
#define TLS_1_2_MAX_CTEXT_LENGTH ((MAX_FRAGMENT_LENGTH) + (TLS_1_2_MAX_EXPANSION))
/* DTLS_X_X_MAX_PACKET_LENGTH = TLS_X_X_MAX_RECORD_LENGTH + HEADER_LENGTH,
* used for DTLS datagram buffer size setting. We do not support DTLS CID! */
#define DTLS_1_3_MAX_PACKET_LENGTH ((TLS_1_3_MAX_CTEXT_LENGTH) + (SSL3_RECORD_HEADER
_LENGTH))
#define DTLS_1_2_MAX_PACKET_LENGTH ((TLS_1_2_MAX_CTEXT_LENGTH) + (DTLS_RECORD_HEADER_LENGTH))
typedef enum { change_cipher_spec_choice = 1 } SSL3ChangeCipherSpecChoice;
typedef enum { alert_warning = 1 ,
alert_fatal = 2 } SSL3AlertLevel;
typedef enum {
close_notify = 0 ,
unexpected_message = 10 ,
bad_record_mac = 20 ,
decryption_failed_RESERVED = 21 , /* do not send; see RFC 5246 */
record_overflow = 22 , /* TLS only */
decompression_failure = 30 ,
handshake_failure = 40 ,
no_certificate = 41 , /* SSL3 only, NOT TLS */
bad_certificate = 42 ,
unsupported_certificate = 43 ,
certificate_revoked = 44 ,
certificate_expired = 45 ,
certificate_unknown = 46 ,
illegal_parameter = 47 ,
/* All alerts below are TLS only. */
unknown_ca = 48 ,
access_denied = 49 ,
decode_error = 50 ,
decrypt_error = 51 ,
export_restriction = 60 ,
protocol_version = 70 ,
insufficient_security = 71 ,
internal_error = 80 ,
inappropriate_fallback = 86 , /* could also be sent for SSLv3 */
user_canceled = 90 ,
no_renegotiation = 100 ,
/* Alerts for client hello extensions */
missing_extension = 109 ,
unsupported_extension = 110 ,
certificate_unobtainable = 111 ,
unrecognized_name = 112 ,
bad_certificate_status_response = 113 ,
bad_certificate_hash_value = 114 ,
certificate_required = 116 ,
no_application_protocol = 120 ,
ech_required = 121 ,
/* invalid alert */
no_alert = 256
} SSL3AlertDescription;
typedef PRUint8 SSL3Random[SSL3_RANDOM_LENGTH];
typedef struct {
PRUint8 id[32 ];
PRUint8 length;
} SSL3SessionID;
/* SSL3SignType moved to ssl.h */
/* The SSL key exchange method used */
typedef enum {
kea_null,
kea_rsa,
kea_dh_dss,
kea_dh_rsa,
kea_dhe_dss,
kea_dhe_rsa,
kea_dh_anon,
kea_ecdh_ecdsa,
kea_ecdhe_ecdsa,
kea_ecdh_rsa,
kea_ecdhe_rsa,
kea_ecdh_anon,
kea_ecdhe_psk,
kea_dhe_psk,
kea_tls13_any,
} SSL3KeyExchangeAlgorithm;
/* SSL3HashesIndividually contains a combination MD5/SHA1 hash, as used in TLS
* prior to 1.2. */
typedef struct {
PRUint8 md5[16 ];
PRUint8 sha[20 ];
} SSL3HashesIndividually;
/* SSL3Hashes contains an SSL hash value. The digest is contained in |u.raw|
* which , if | hashAlg = = ssl_hash_none | is also a SSL3HashesIndividually
* struct. */
typedef struct {
unsigned int len;
SSLHashType hashAlg;
union {
PRUint8 raw[64 ];
SSL3HashesIndividually s;
} u;
} SSL3Hashes;
typedef enum {
ct_RSA_sign = 1 ,
ct_DSS_sign = 2 ,
ct_RSA_fixed_DH = 3 ,
ct_DSS_fixed_DH = 4 ,
ct_RSA_ephemeral_DH = 5 ,
ct_DSS_ephemeral_DH = 6 ,
ct_ECDSA_sign = 64 ,
ct_RSA_fixed_ECDH = 65 ,
ct_ECDSA_fixed_ECDH = 66
} SSL3ClientCertificateType;
typedef enum {
sender_client = 0 x434c4e54,
sender_server = 0 x53525652
} SSL3Sender;
typedef SSL3HashesIndividually SSL3Finished;
typedef struct {
PRUint8 verify_data[12 ];
} TLSFinished;
/*
* TLS extension related data structures and constants .
*/
/* SessionTicket extension related data structures. */
/* NewSessionTicket handshake message. */
typedef struct {
PRTime received_timestamp;
PRUint32 ticket_lifetime_hint;
PRUint32 flags;
PRUint32 ticket_age_add;
PRUint32 max_early_data_size;
SECItem ticket;
} NewSessionTicket;
typedef enum {
tls13_psk_ke = 0 ,
tls13_psk_dh_ke = 1
} TLS13PskKEModes;
typedef enum {
CLIENT_AUTH_ANONYMOUS = 0 ,
CLIENT_AUTH_CERTIFICATE = 1
} ClientAuthenticationType;
#define SELF_ENCRYPT_KEY_NAME_LEN 16
#define SELF_ENCRYPT_KEY_NAME_PREFIX "NSS!"
#define SELF_ENCRYPT_KEY_NAME_PREFIX_LEN 4
#define SELF_ENCRYPT_KEY_VAR_NAME_LEN 12
#endif /* __ssl3proto_h_ */
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