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use nom_derive::Nom;
use rusticata_macros::newtype_enum;
#[derive(Clone, Copy, Debug, PartialEq, Eq, Nom)]
pub struct TlsAlertSeverity(pub u8);
newtype_enum! {
impl display TlsAlertSeverity {
Warning = 0x01,
Fatal = 0x02
}
}
#[derive(Clone, Copy, Debug, PartialEq, Eq, Nom)]
pub struct TlsAlertDescription(pub u8);
newtype_enum! {
impl display TlsAlertDescription {
CloseNotify = 0x00,
UnexpectedMessage = 0x0A,
BadRecordMac = 0x14,
DecryptionFailed = 0x15,
RecordOverflow = 0x16,
DecompressionFailure = 0x1E,
HandshakeFailure = 0x28,
NoCertificate = 0x29,
BadCertificate = 0x2A,
UnsupportedCertificate = 0x2B,
CertificateRevoked = 0x2C,
CertificateExpired = 0x2D,
CertificateUnknown = 0x2E,
IllegalParameter = 0x2F,
UnknownCa = 0x30,
AccessDenied = 0x31,
DecodeError = 0x32,
DecryptError = 0x33,
ExportRestriction = 0x3C,
ProtocolVersion = 0x46,
InsufficientSecurity = 0x47,
InternalError = 0x50,
InappropriateFallback = 0x56,
UserCancelled = 0x5A,
NoRenegotiation = 0x64,
MissingExtension = 0x6d,
UnsupportedExtension = 0x6e,
CertUnobtainable = 0x6f,
UnrecognizedName = 0x70,
BadCertStatusResponse = 0x71,
BadCertHashValue = 0x72,
UnknownPskIdentity = 0x73,
CertificateRequired = 0x74,
NoApplicationProtocol = 0x78
}
}
#[derive(Clone, PartialEq, Nom)]
pub struct TlsMessageAlert {
pub severity: TlsAlertSeverity,
pub code: TlsAlertDescription,
}
#[cfg(test)]
mod tests {
use crate::tls_alert::*;
#[test]
fn test_tlsalert_cast_severity() {
let a = TlsAlertSeverity::Warning;
let a_u8 = a.0;
assert_eq!(a_u8, 0x01);
let b = TlsAlertSeverity(a_u8);
assert_eq!(b, TlsAlertSeverity::Warning);
let s = format!("{}", b);
assert_eq!(s, "Warning");
let s = format!("{}", TlsAlertSeverity(129));
assert_eq!(s, "TlsAlertSeverity(129 / 0x81)");
}
#[test]
fn test_tlsalert_cast_description() {
let a = TlsAlertDescription::HandshakeFailure;
let a_u8 = a.0;
assert_eq!(a_u8, 0x28);
let b = TlsAlertDescription(a_u8);
assert_eq!(b, TlsAlertDescription::HandshakeFailure);
}
}