whats wrong with c++?

it has namespaces, better standard libraries, a plethora of modern conveniences, and all of c's functionality.

if you don't like objects don't use them

if you want to feel like a programming badass and do everything low level then learn assembly

>>50
Have you heard of ASN.1?

Writing out raw objects should be discouraged practice anyway, if you want to do anything like save state then either pick exactly what you need or dump the whole process's memory image. The majority of file formats are not like this for a reason.