Implement streams IPC mechanism

kernel/proc/stream.h

@@ -0,0 +1,29 @@
+#ifndef _KERNEL_PROC_STREAM_H
+#define _KERNEL_PROC_STREAM_H
+
+#include <libk/list.h>
+#include <libk/ringbuffer.h>
+#include <libk/std.h>
+#include <proc/suspension_q.h>
+
+#define PROC_STREAM_MAX (1024 * 1024)
+
+struct proc;
+struct proc_resource;
+struct cpu;
+struct reschedule_ctx;
+
+struct proc_stream {
+  struct proc_resource* resource;
+  struct ringbuffer ringbuffer;
+};
+
+void proc_cleanup_resource_stream (struct proc_resource* resource, struct reschedule_ctx* rctx);
+
+void proc_stream_write (struct proc* proc, struct proc_stream* stream, struct reschedule_ctx* rctx,
+                        void* data, size_t data_size);
+
+size_t proc_stream_read (struct proc* proc, struct proc_stream* stream, struct reschedule_ctx* rctx,
+                         void* out_data, size_t data_size);
+
+#endif // _KERNEL_PROC_STREAM_H