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use rcrypto;
use ring;
quick_error! {
#[derive(Debug)]
pub enum Error {
Scrypt(e: ScryptError) {
cause(e)
from()
}
Symm(e: SymmError) {
cause(e)
from()
}
}
}
quick_error! {
#[derive(Debug)]
pub enum ScryptError {
InvalidN {
display("Invalid N argument of the scrypt encryption")
}
InvalidP {
display("Invalid p argument of the scrypt encryption")
}
}
}
quick_error! {
#[derive(Debug)]
pub enum SymmError wraps PrivSymmErr {
RustCrypto(e: rcrypto::symmetriccipher::SymmetricCipherError) {
display("symmetric crypto error")
from()
}
Ring(e: ring::error::Unspecified) {
display("symmetric crypto error")
cause(e)
from()
}
Offset(x: usize) {
display("offset {} greater than slice length", x)
}
}
}
impl SymmError {
pub(crate) fn offset_error(x: usize) -> SymmError {
SymmError(PrivSymmErr::Offset(x))
}
}
impl From<ring::error::Unspecified> for SymmError {
fn from(e: ring::error::Unspecified) -> SymmError {
SymmError(PrivSymmErr::Ring(e))
}
}
impl From<rcrypto::symmetriccipher::SymmetricCipherError> for SymmError {
fn from(e: rcrypto::symmetriccipher::SymmetricCipherError) -> SymmError {
SymmError(PrivSymmErr::RustCrypto(e))
}
}