57 lines
1.7 KiB
Rust
57 lines
1.7 KiB
Rust
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//! Error types
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use core::fmt;
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use der::asn1::ObjectIdentifier;
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/// Result type
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pub type Result<T> = core::result::Result<T, Error>;
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/// Error type
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#[derive(Copy, Clone, Debug, Eq, PartialEq)]
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#[non_exhaustive]
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pub enum Error {
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/// Given parameters are invalid for this algorithm
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AlgorithmParametersInvalid {
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/// OID for algorithm for which the parameters were invalid
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oid: ObjectIdentifier,
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},
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/// Decryption Failed
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DecryptFailed,
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/// Encryption Failed
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EncryptFailed,
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/// Pbes1 support is limited to parsing; encryption/decryption is not supported (won't fix)
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#[cfg(feature = "pbes2")]
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NoPbes1CryptSupport,
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/// Algorithm is not supported
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///
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/// This may be due to a disabled crate feature
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/// Or the algorithm is not supported at all.
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UnsupportedAlgorithm {
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/// OID of unsupported algorithm
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oid: ObjectIdentifier,
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},
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}
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impl fmt::Display for Error {
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fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
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match self {
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Error::AlgorithmParametersInvalid { oid } => {
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write!(f, "PKCS#5 parameters for algorithm {} are invalid", oid)
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}
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Error::DecryptFailed => f.write_str("PKCS#5 decryption failed"),
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Error::EncryptFailed => f.write_str("PKCS#5 encryption failed"),
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#[cfg(feature = "pbes2")]
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Error::NoPbes1CryptSupport => {
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f.write_str("PKCS#5 encryption/decryption unsupported for PBES1 (won't fix)")
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}
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Error::UnsupportedAlgorithm { oid } => {
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write!(f, "PKCS#5 algorithm {} is unsupported", oid)
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}
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}
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}
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}
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