/rust/registry/src/index.crates.io-1949cf8c6b5b557f/sec1-0.7.3/src/error.rs
Line | Count | Source |
1 | | //! Error types |
2 | | |
3 | | use core::fmt; |
4 | | |
5 | | #[cfg(feature = "pem")] |
6 | | use der::pem; |
7 | | |
8 | | /// Result type with `sec1` crate's [`Error`] type. |
9 | | pub type Result<T> = core::result::Result<T, Error>; |
10 | | |
11 | | /// Error type |
12 | | #[derive(Copy, Clone, Debug, Eq, PartialEq)] |
13 | | #[non_exhaustive] |
14 | | pub enum Error { |
15 | | /// ASN.1 DER-related errors. |
16 | | #[cfg(feature = "der")] |
17 | | Asn1(der::Error), |
18 | | |
19 | | /// Cryptographic errors. |
20 | | /// |
21 | | /// These can be used by EC implementations to signal that a key is |
22 | | /// invalid for cryptographic reasons. This means the document parsed |
23 | | /// correctly, but one of the values contained within was invalid, e.g. |
24 | | /// a number expected to be a prime was not a prime. |
25 | | Crypto, |
26 | | |
27 | | /// PKCS#8 errors. |
28 | | #[cfg(feature = "pkcs8")] |
29 | | Pkcs8(pkcs8::Error), |
30 | | |
31 | | /// Errors relating to the `Elliptic-Curve-Point-to-Octet-String` or |
32 | | /// `Octet-String-to-Elliptic-Curve-Point` encodings. |
33 | | PointEncoding, |
34 | | |
35 | | /// Version errors |
36 | | Version, |
37 | | } |
38 | | |
39 | | impl fmt::Display for Error { |
40 | 0 | fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result { |
41 | 0 | match self { |
42 | | #[cfg(feature = "der")] |
43 | 0 | Error::Asn1(err) => write!(f, "SEC1 ASN.1 error: {}", err), |
44 | 0 | Error::Crypto => f.write_str("SEC1 cryptographic error"), |
45 | | #[cfg(feature = "pkcs8")] |
46 | | Error::Pkcs8(err) => write!(f, "{}", err), |
47 | 0 | Error::PointEncoding => f.write_str("elliptic curve point encoding error"), |
48 | 0 | Error::Version => f.write_str("SEC1 version error"), |
49 | | } |
50 | 0 | } |
51 | | } |
52 | | |
53 | | #[cfg(feature = "der")] |
54 | | impl From<der::Error> for Error { |
55 | 0 | fn from(err: der::Error) -> Error { |
56 | 0 | Error::Asn1(err) |
57 | 0 | } |
58 | | } |
59 | | |
60 | | #[cfg(feature = "pem")] |
61 | | impl From<pem::Error> for Error { |
62 | | fn from(err: pem::Error) -> Error { |
63 | | der::Error::from(err).into() |
64 | | } |
65 | | } |
66 | | |
67 | | #[cfg(feature = "pkcs8")] |
68 | | impl From<pkcs8::Error> for Error { |
69 | | fn from(err: pkcs8::Error) -> Error { |
70 | | Error::Pkcs8(err) |
71 | | } |
72 | | } |
73 | | |
74 | | #[cfg(feature = "pkcs8")] |
75 | | impl From<pkcs8::spki::Error> for Error { |
76 | | fn from(err: pkcs8::spki::Error) -> Error { |
77 | | Error::Pkcs8(pkcs8::Error::PublicKey(err)) |
78 | | } |
79 | | } |
80 | | |
81 | | #[cfg(feature = "std")] |
82 | | impl std::error::Error for Error {} |