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src/bin/headers.rs
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24
src/bin/headers.rs
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@ -0,0 +1,24 @@
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use std::{env, fs::File, io::{self, Read}};
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use doby::{MAGIC_BYTES, crypto::EncryptionParams};
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fn main() -> io::Result<()> {
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let args: Vec<String> = env::args().collect();
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let mut file = File::open(&args[1])?;
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let mut magic_bytes = vec![0; MAGIC_BYTES.len()];
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file.read(&mut magic_bytes)?;
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if magic_bytes == MAGIC_BYTES {
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match EncryptionParams::read(&mut file)? {
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Some(params) => {
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println!("Argon2 time cost: {}", params.argon2.t_cost);
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println!("Argon2 memory cost: {}KB", params.argon2.m_cost);
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println!("Argon2 parallelism: {}", params.argon2.parallelism);
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println!("Encryption cihpher: {}", params.cipher);
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}
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None => eprintln!("Invalid cipher")
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}
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} else {
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eprintln!("Doby format not recognized.");
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}
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Ok(())
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}
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@ -1,4 +1,8 @@
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use std::{convert::TryFrom, io::{self, Read, Write}};
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use std::{
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convert::TryFrom,
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fmt::{self, Display, Formatter},
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io::{self, Read, Write}
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};
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use num_enum::TryFromPrimitive;
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use num_enum::TryFromPrimitive;
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use chacha20::XChaCha20;
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use chacha20::XChaCha20;
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use aes::{Aes256Ctr, cipher::{NewCipher, StreamCipher}};
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use aes::{Aes256Ctr, cipher::{NewCipher, StreamCipher}};
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@ -37,13 +41,22 @@ impl CipherAlgorithm {
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}
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}
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}
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}
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impl Display for CipherAlgorithm {
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fn fmt(&self, f: &mut Formatter<'_>) -> fmt::Result {
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f.write_str(match self {
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CipherAlgorithm::AesCtr => "AES-CTR",
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CipherAlgorithm::XChaCha20 => "XChaCha20",
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})
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}
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}
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#[derive(Debug, PartialEq, Eq)]
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#[derive(Debug, PartialEq, Eq)]
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pub struct EncryptionParams {
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pub struct EncryptionParams {
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password_salt: [u8; SALT_LEN],
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password_salt: [u8; SALT_LEN],
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argon2: ArgonParams,
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pub argon2: ArgonParams,
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hkdf_salt: [u8; SALT_LEN],
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hkdf_salt: [u8; SALT_LEN],
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nonce: Vec<u8>,
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nonce: Vec<u8>,
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cipher: CipherAlgorithm,
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pub cipher: CipherAlgorithm,
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}
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}
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impl EncryptionParams {
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impl EncryptionParams {
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