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// Copyright 2018-2022 the Deno authors. All rights reserved. MIT license.
use ring::agreement::Algorithm as RingAlgorithm;use ring::digest;use ring::hkdf;use ring::hmac::Algorithm as HmacAlgorithm;use ring::signature::EcdsaSigningAlgorithm;use ring::signature::EcdsaVerificationAlgorithm;use serde::Deserialize;use serde::Serialize;
#[derive(Serialize, Deserialize, Copy, Clone)]#[serde(rename_all = "camelCase")]pub enum KeyType {  Public,  Private,  Secret,}
#[derive(Serialize, Deserialize, Copy, Clone, Eq, PartialEq)]pub enum CryptoHash {  #[serde(rename = "SHA-1")]  Sha1,  #[serde(rename = "SHA-256")]  Sha256,  #[serde(rename = "SHA-384")]  Sha384,  #[serde(rename = "SHA-512")]  Sha512,}
#[derive(Serialize, Deserialize, Copy, Clone)]pub enum CryptoNamedCurve {  #[serde(rename = "P-256")]  P256,  #[serde(rename = "P-384")]  P384,}
impl From<CryptoNamedCurve> for &RingAlgorithm {  fn from(curve: CryptoNamedCurve) -> &'static RingAlgorithm {    match curve {      CryptoNamedCurve::P256 => &ring::agreement::ECDH_P256,      CryptoNamedCurve::P384 => &ring::agreement::ECDH_P384,    }  }}
impl From<CryptoNamedCurve> for &EcdsaSigningAlgorithm {  fn from(curve: CryptoNamedCurve) -> &'static EcdsaSigningAlgorithm {    match curve {      CryptoNamedCurve::P256 => {        &ring::signature::ECDSA_P256_SHA256_FIXED_SIGNING      }      CryptoNamedCurve::P384 => {        &ring::signature::ECDSA_P384_SHA384_FIXED_SIGNING      }    }  }}
impl From<CryptoNamedCurve> for &EcdsaVerificationAlgorithm {  fn from(curve: CryptoNamedCurve) -> &'static EcdsaVerificationAlgorithm {    match curve {      CryptoNamedCurve::P256 => &ring::signature::ECDSA_P256_SHA256_FIXED,      CryptoNamedCurve::P384 => &ring::signature::ECDSA_P384_SHA384_FIXED,    }  }}
impl From<CryptoHash> for HmacAlgorithm {  fn from(hash: CryptoHash) -> HmacAlgorithm {    match hash {      CryptoHash::Sha1 => ring::hmac::HMAC_SHA1_FOR_LEGACY_USE_ONLY,      CryptoHash::Sha256 => ring::hmac::HMAC_SHA256,      CryptoHash::Sha384 => ring::hmac::HMAC_SHA384,      CryptoHash::Sha512 => ring::hmac::HMAC_SHA512,    }  }}
impl From<CryptoHash> for &'static digest::Algorithm {  fn from(hash: CryptoHash) -> &'static digest::Algorithm {    match hash {      CryptoHash::Sha1 => &digest::SHA1_FOR_LEGACY_USE_ONLY,      CryptoHash::Sha256 => &digest::SHA256,      CryptoHash::Sha384 => &digest::SHA384,      CryptoHash::Sha512 => &digest::SHA512,    }  }}
pub struct HkdfOutput<T>(pub T);
impl hkdf::KeyType for HkdfOutput<usize> {  fn len(&self) -> usize {    self.0  }}
#[derive(Serialize, Deserialize, Copy, Clone, Debug, Eq, PartialEq)]#[serde(rename_all = "camelCase")]pub enum KeyUsage {  Encrypt,  Decrypt,  Sign,  Verify,  DeriveKey,  DeriveBits,  WrapKey,  UnwrapKey,}
#[derive(Serialize, Deserialize, Clone, Copy)]pub enum Algorithm {  #[serde(rename = "RSASSA-PKCS1-v1_5")]  RsassaPkcs1v15,  #[serde(rename = "RSA-PSS")]  RsaPss,  #[serde(rename = "RSA-OAEP")]  RsaOaep,  #[serde(rename = "ECDSA")]  Ecdsa,  #[serde(rename = "ECDH")]  Ecdh,  #[serde(rename = "AES-CTR")]  AesCtr,  #[serde(rename = "AES-CBC")]  AesCbc,  #[serde(rename = "AES-GCM")]  AesGcm,  #[serde(rename = "AES-KW")]  AesKw,  #[serde(rename = "HMAC")]  Hmac,  #[serde(rename = "PBKDF2")]  Pbkdf2,  #[serde(rename = "HKDF")]  Hkdf,}