Function riot_sys::cose_sign_decode

pub unsafe extern "C" fn cose_sign_decode(
    sign: *mut cose_sign_dec_t,
    buf: *const u8,
    len: size_t
) -> c_int

cose_sign_decode parses a buffer to a cose sign struct. This buffer can contain both a tagged sign cbor byte string or an untagged byte string

@param sign Decoder sign struct to fill @param buf The buffer to read @param len Length of the buffer

@return 0 on success @return negative on failure