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feat: add example

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This commit is contained in:
Hatter Jiang
2023-08-27 16:50:22 +08:00
parent 4e9f7c031c
commit 2b5b807af0
7 changed files with 120 additions and 5 deletions
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6
src/encryptor.rs
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@@ -62,14 +62,14 @@ impl $module {
let message_buffer_slice = self.message_buffer.as_slice();
let message_buffer_len = message_buffer_slice.len();
if message_buffer_len < 16 {
return vec![];
return Vec::with_capacity(0);
}
let blocks_count = message_buffer_len / 16;
let mut encrypted_message = Vec::with_capacity(blocks_count * 16);
for i in 0..blocks_count {
self.encryption_nonce = inc_32(self.encryption_nonce);
let mut ctr = self.encryption_nonce.to_be_bytes();
let block = Block::<Aes128>::from_mut_slice(&mut ctr);
let block = Block::<$aesn>::from_mut_slice(&mut ctr);
self.crypto.encrypt_block(block);
let chunk = &message_buffer_slice[i * 16..(i + 1) * 16];
let y = u8to128(chunk) ^ u8to128(&block.as_slice());
@@ -90,7 +90,7 @@ impl $module {
// last block and this block len is less than 128 bits
self.encryption_nonce = inc_32(self.encryption_nonce);
let mut ctr = self.encryption_nonce.to_be_bytes();
let block = Block::<Aes128>::from_mut_slice(&mut ctr);
let block = Block::<$aesn>::from_mut_slice(&mut ctr);
self.crypto.encrypt_block(block);
let chunk = self.message_buffer.as_slice();