cihangir

3 ms·

1. 1.▲
   by cihangir 2y ago

   Years ago, I attempted to build a user-space network stack in C [0] that processes raw packets through the TUN interface and got it working to a certain point. It currently includes a simple shell that allows configuring IP addresses, route
2. 2.▲
   by cihangir 2y ago

   Plan 9’s ARG(2) [0] macros are worth a look too. No dependencies at all, just plain macros, super lightweight and easy to use. [0] https://9fans.github.io/plan9port/man/man3/arg.html
3. 3.▲
   by cihangir 4y ago

   Last time I checked, C++ used function pointers behind the scenes to achieve virtual method dispatch.
4. 4.▲
   by cihangir 4y ago

   Linux kernel code makes heavy use of object-oriented design patterns [0]. It's not the best of its kind, but still provides a reasonable example of how OOP can be achieved in C: https://gist.github.com/cakturk/cd75
5. 5.▲
   by cihangir 4y ago

   > That is a special page of memory that is mapped read-only into user mode from kernel mode, and it contains things like the current time, so that applications can get this information quickly without having to take a kernel transition.