Simple IPC with pipes

ulib/system/ipcpipe.h

@@ -0,0 +1,9 @@
+#ifndef ULIB_SYSTEM_IPCPIPE_H_
+#define ULIB_SYSTEM_IPCPIPE_H_
+
+#include <stdint.h>
+#include <stddef.h>
+
+int32_t ipcpipe(uint64_t pid, uint64_t pipenum, uint64_t cmd, uint8_t *buffer, size_t len);
+
+#endif // ULIB_SYSTEM_IPCPIPE_H_