If you’ve written network code in earlier versions of Zig or in C, then the patterns here will feel familiar. This post walks through building a minimal HTTP/1.1 server using nothing but the Zig standard library.The full source code for this blog post is available as a self-contained main.zig and main-async.zig with no external dependencies other than the Zig 0.16 standard library on GitHub.A Brief History of I/O In ZigZig 0.15.1 - “Writergate”: All existing std.io readers and writers were deprecated in favor of the new std.Io.Reader and std.Io.Writer. These are non-generic structs that hold both a vtable pointer and buffer. The buffer lives in the interface and not in the implementation.

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