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Ensure supplied packet is longer than the IV_LENGTH

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Ethan O'Brien 2024-04-08 11:58:56 -05:00
parent b5138bfaaa
commit 5f026da992
1 changed files with 3 additions and 0 deletions
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3
src/encryption.rs
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@ -7,6 +7,9 @@ const IV_LENGTH: usize = 16;
const KEY: &str = "3559b435f24b297a79c68b9709ef2125"; const KEY: &str = "3559b435f24b297a79c68b9709ef2125";
pub fn decrypt_packet(base64_input: &str) -> Result<String, ErrorStack> { pub fn decrypt_packet(base64_input: &str) -> Result<String, ErrorStack> {
if base64_input.len() < IV_LENGTH + 1 {
return Ok(String::new());
}
let base64_buffer = general_purpose::STANDARD.decode(base64_input).unwrap(); let base64_buffer = general_purpose::STANDARD.decode(base64_input).unwrap();
let decryption_iv = &base64_buffer[..IV_LENGTH]; let decryption_iv = &base64_buffer[..IV_LENGTH];