Struct opentitanlib::crypto::rsa::RsaPublicKey

impl RsaPublicKey

pub fn new(n: Modulus) -> Result<RsaPublicKey>

Construct a new public key with modulus = n and e = 65537.

pub fn from_pkcs1_der_file<P: Into<PathBuf>>( der_file: P ) -> Result<RsaPublicKey>

Construct a new public key from a PKCS1 encoded DER file.

pub fn to_pkcs1_der_file<P: Into<PathBuf>>(&self, der_file: P) -> Result<()>

Write public key to a PKCS1 encoded DER file.

pub fn from_private_key(private_key: &RsaPrivateKey) -> Self

Extract the public key components from a given private key.

pub fn modulus_num_bits(&self) -> usize

Bit length for this key.

pub fn modulus(&self) -> Modulus

Modulus for this key.

pub fn exponent(&self) -> Exponent

Public exponent for this key.

pub fn n0_inv(&self) -> Result<N0Inv>

Computes the OTBN montgomery parameter: -1 / n[0] mod 2^256.

pub fn rr(&self) -> RR

The montgomery parameter RR.

pub fn verify(&self, digest: &Sha256Digest, signature: &Signature) -> Result<()>

Verify a signature is valid for a given digest under this key.

Methods from Deref<Target = RsaPublicKey>§

pub fn encrypt<R, P>( &self, rng: &mut R, padding: P, msg: &[u8] ) -> Result<Vec<u8, Global>, Error>where R: CryptoRngCore, P: PaddingScheme,

Encrypt the given message.

pub fn verify<S>( &self, scheme: S, hashed: &[u8], sig: &[u8] ) -> Result<(), Error>where S: SignatureScheme,

Verify a signed message.

hashed must be the result of hashing the input using the hashing function passed in through hash.

If the message is valid Ok(()) is returned, otherwise an Err indicating failure.

pub const MIN_PUB_EXPONENT: u64 = 2u64

pub const MAX_PUB_EXPONENT: u64 = 8_589_934_591u64

pub const MAX_SIZE: usize = 4_096usize

Trait Implementations§

impl Debug for RsaPublicKey

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more

impl Deref for RsaPublicKey

type Target = RsaPublicKey

The resulting type after dereferencing.

fn deref(&self) -> &Self::Target

Dereferences the value.

impl TryFrom<&RsaPublicKey> for RsaRawPublicKey

type Error = Error

The type returned in the event of a conversion error.

fn try_from(v: &RsaPublicKey) -> Result<Self, Self::Error>

Performs the conversion.

Auto Trait Implementations§

impl UnwindSafe for RsaPublicKey

Blanket Implementations§

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Causes self to use its LowerExp implementation when Debug-formatted.

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