dpapi-core 0.1.0

Pure-Rust, byte-oriented DPAPI library — parse DPAPI_BLOB, decrypt given a master key, and unwrap Chrome/Edge v10/v20 cookies, over any &[u8] source
Documentation 
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//! Error type shared across the DPAPI blob parser, decryptor, and Chrome cookie
//! unwrapper.

#[derive(Debug, thiserror::Error)]
pub enum DpapiError {
    #[error("data too short: need at least {needed} bytes, got {got}")]
    TooShort { needed: usize, got: usize },
    #[error("unsupported version: {0}")]
    UnsupportedVersion(u32),
    #[error("not a DPAPI blob: provider GUID {0} != the DPAPI provider")]
    NotDpapiProvider(String),
    #[error("unsupported algorithm ID: {0:#010x}")]
    UnsupportedAlgId(u32),
    #[error("invalid key or IV length")]
    InvalidKeyLength,
    #[error("decryption failed")]
    DecryptionFailed,
    #[error("HMAC verification failed")]
    HmacMismatch,
    #[error("UTF-16 decode error")]
    Utf16Error,
}