include/net/tls_prot.h

   1 /* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */
   2 /*
   3  * Copyright (c) 2023, Oracle and/or its affiliates.
   4  *
   5  * TLS Protocol definitions
   6  *
   7  * From https://www.iana.org/assignments/tls-parameters/tls-parameters.xhtml
   8  */
   9
  10 #ifndef _TLS_PROT_H
  11 #define _TLS_PROT_H
  12
  13 /*
  14  * TLS Record protocol: ContentType
  15  */
  16 enum {
  17         TLS_RECORD_TYPE_CHANGE_CIPHER_SPEC = 20,
  18         TLS_RECORD_TYPE_ALERT = 21,
  19         TLS_RECORD_TYPE_HANDSHAKE = 22,
  20         TLS_RECORD_TYPE_DATA = 23,
  21         TLS_RECORD_TYPE_HEARTBEAT = 24,
  22         TLS_RECORD_TYPE_TLS12_CID = 25,
  23         TLS_RECORD_TYPE_ACK = 26,
  24 };
  25
  26 /*
  27  * TLS Alert protocol: AlertLevel
  28  */
  29 enum {
  30         TLS_ALERT_LEVEL_WARNING = 1,
  31         TLS_ALERT_LEVEL_FATAL = 2,
  32 };
  33
  34 /*
  35  * TLS Alert protocol: AlertDescription
  36  */
  37 enum {
  38         TLS_ALERT_DESC_CLOSE_NOTIFY = 0,
  39         TLS_ALERT_DESC_UNEXPECTED_MESSAGE = 10,
  40         TLS_ALERT_DESC_BAD_RECORD_MAC = 20,
  41         TLS_ALERT_DESC_RECORD_OVERFLOW = 22,
  42         TLS_ALERT_DESC_HANDSHAKE_FAILURE = 40,
  43         TLS_ALERT_DESC_BAD_CERTIFICATE = 42,
  44         TLS_ALERT_DESC_UNSUPPORTED_CERTIFICATE = 43,
  45         TLS_ALERT_DESC_CERTIFICATE_REVOKED = 44,
  46         TLS_ALERT_DESC_CERTIFICATE_EXPIRED = 45,
  47         TLS_ALERT_DESC_CERTIFICATE_UNKNOWN = 46,
  48         TLS_ALERT_DESC_ILLEGAL_PARAMETER = 47,
  49         TLS_ALERT_DESC_UNKNOWN_CA = 48,
  50         TLS_ALERT_DESC_ACCESS_DENIED = 49,
  51         TLS_ALERT_DESC_DECODE_ERROR = 50,
  52         TLS_ALERT_DESC_DECRYPT_ERROR = 51,
  53         TLS_ALERT_DESC_TOO_MANY_CIDS_REQUESTED  = 52,
  54         TLS_ALERT_DESC_PROTOCOL_VERSION = 70,
  55         TLS_ALERT_DESC_INSUFFICIENT_SECURITY = 71,
  56         TLS_ALERT_DESC_INTERNAL_ERROR = 80,
  57         TLS_ALERT_DESC_INAPPROPRIATE_FALLBACK = 86,
  58         TLS_ALERT_DESC_USER_CANCELED = 90,
  59         TLS_ALERT_DESC_MISSING_EXTENSION = 109,
  60         TLS_ALERT_DESC_UNSUPPORTED_EXTENSION = 110,
  61         TLS_ALERT_DESC_UNRECOGNIZED_NAME = 112,
  62         TLS_ALERT_DESC_BAD_CERTIFICATE_STATUS_RESPONSE = 113,
  63         TLS_ALERT_DESC_UNKNOWN_PSK_IDENTITY = 115,
  64         TLS_ALERT_DESC_CERTIFICATE_REQUIRED = 116,
  65         TLS_ALERT_DESC_NO_APPLICATION_PROTOCOL = 120,
  66 };
  67
  68 #endif /* _TLS_PROT_H */