.

wcfs/internal/wcfs_virtmem.cpp

@@ -20,3 +20,60 @@
 // wcfs_virtmem provides wcfs client integrated with user-spce virtmem layer.
 //
 // XXX provides isolated view.
+
+#include <golang/libgolang.h>
+using namespace golang;
+
+#include <unordered_map>
+template<typename Key, typename Value>
+using dict = std::unordered_map<Key, Value>;
+
+#include <stdint.h>
+
+typedef uint64_t Tid;   // XXX ok?
+
+struct Conn;
+struct _File;
+
+// XXX doc
+struct WCFS {
+
+    Conn *connect(Tid at);
+};
+
+// XXX doc
+struct Conn {
+    WCFS    *_wc;
+    Tid     at;
+    // _wlink
+
+    sync::Mutex        _filemu;
+    dict<Tid, _File*>  _filetab; // {} foid -> _file
+};
+
+// XXX doc
+struct _File {
+    // XXX
+};
+
+// XXX struct Mapping
+
+
+Conn *WCFS::connect(Tid at) {
+    WCFS *wc = this;
+
+    Conn *wconn = new Conn();
+    // TODO support !isolated mode
+    wconn->_wc      = wc;
+    wconn->at       = at;
+//  wconn._wlink    = WatchLink(wc)     XXX
+
+    // XXX reenable
+#if 0
+    pinCtx, wconn._pinCancel = context.with_cancel(context.background())
+    wconn._pinWG = sync.WorkGroup(pinCtx)
+    wconn._pinWG.go(wconn._pinner)
+#endif
+
+    return wconn;
+}