98b7c07171
* Update `add_license` script * run script * add `remove duplicate lines script` and run it * Revert changes `English spaces` * strip whitespaces * Revert `GPL` in files with `apache/mit license` * don't append `gpl license` in files with other lic * Don't append `gpl header` in files with other lic. * re-ran script * include c and cpp files too * remove duplicate header * rebase nit
83 lines
1.9 KiB
Rust
83 lines
1.9 KiB
Rust
// Copyright 2015-2018 Parity Technologies (UK) Ltd.
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// This file is part of Parity.
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// Parity is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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// Parity is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License
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// along with Parity. If not, see <http://www.gnu.org/licenses/>.
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use rcrypto;
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use ring;
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quick_error! {
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#[derive(Debug)]
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pub enum Error {
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Scrypt(e: ScryptError) {
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cause(e)
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from()
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}
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Symm(e: SymmError) {
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cause(e)
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from()
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}
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}
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}
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quick_error! {
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#[derive(Debug)]
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pub enum ScryptError {
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// log(N) < r / 16
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InvalidN {
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display("Invalid N argument of the scrypt encryption")
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}
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// p <= (2^31-1 * 32)/(128 * r)
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InvalidP {
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display("Invalid p argument of the scrypt encryption")
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}
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}
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}
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quick_error! {
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#[derive(Debug)]
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pub enum SymmError wraps PrivSymmErr {
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RustCrypto(e: rcrypto::symmetriccipher::SymmetricCipherError) {
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display("symmetric crypto error")
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from()
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}
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Ring(e: ring::error::Unspecified) {
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display("symmetric crypto error")
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cause(e)
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from()
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}
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Offset(x: usize) {
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display("offset {} greater than slice length", x)
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}
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}
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}
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impl SymmError {
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pub(crate) fn offset_error(x: usize) -> SymmError {
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SymmError(PrivSymmErr::Offset(x))
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}
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}
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impl From<ring::error::Unspecified> for SymmError {
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fn from(e: ring::error::Unspecified) -> SymmError {
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SymmError(PrivSymmErr::Ring(e))
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}
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}
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impl From<rcrypto::symmetriccipher::SymmetricCipherError> for SymmError {
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fn from(e: rcrypto::symmetriccipher::SymmetricCipherError) -> SymmError {
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SymmError(PrivSymmErr::RustCrypto(e))
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}
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}
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