POSIX: Transfer network data using shared memory

base/shared_memory_win.cc

Index: base/shared_memory_win.cc
diff --git a/base/shared_memory_win.cc b/base/shared_memory_win.cc
index 4ae47524e206b820a9313708195b6c0546948e7b..3822fc94b172439ebbaed9df18f9376bf89d31c2 100644
--- a/base/shared_memory_win.cc
+++ b/base/shared_memory_win.cc
@@ -45,6 +45,11 @@ SharedMemory::~SharedMemory() {
     CloseHandle(lock_);
 }
 
+// static
+bool SharedMemory::IsHandleValid(const SharedMemoryHandle& handle) {
+  return handle != NULL;
+}
+
 bool SharedMemory::Create(const std::wstring &name, bool read_only,
                           bool open_existing, size_t size) {
   DCHECK(mapped_file_ == NULL);
@@ -168,4 +173,8 @@ void SharedMemory::Unlock() {
   ReleaseMutex(lock_);
 }
 
+SharedMemoryHandle SharedMemory::handle() const {
+  return mapped_file_;
+}
+
 }  // namespace base