Function hook_account 

pub unsafe extern "C" fn hook_account(
    write_ptr: u32,
    write_len: u32,
) -> i64

Retrieve the account the hook is running on. @param write_ptr A buffer of at least 20 bytes to write into. @param write_len The length of that buffer @return The number of bytes written into the buffer of a negative integer if an error occured.