1 files changed, 9 insertions, 0 deletions
diff --git a/src/fd.hpp b/src/fd.hpp
index 06689fa..d994637 100644
--- a/src/fd.hpp
+++ b/src/fd.hpp
@@ -30,17 +30,26 @@
 
 namespace xs
 {
+
 #ifdef XS_HAVE_WINDOWS
 #if defined _MSC_VER &&_MSC_VER <= 1400
     typedef UINT_PTR fd_t;
     enum {retired_fd = (fd_t)(~0)};
+    inline void *fdtoptr (fd_t fd_) {return (void*) fd_;}
+    inline fd_t ptrtofd (void *ptr_) {return (fd_t) ptr_;}
 #else
     typedef SOCKET fd_t;
     enum {retired_fd = INVALID_SOCKET};
+    inline void *fdtoptr (fd_t fd_) {return (void*) fd_;}
+    inline fd_t ptrtofd (void *ptr_) {return (fd_t) ptr_;}
 #endif
 #else
     typedef int fd_t;
     enum {retired_fd = -1};
+    inline void *fdtoptr (fd_t fd_) {return (void*) fd_;}
+    inline fd_t ptrtofd (void *ptr_) {return (int) ((char*) ptr_ - (char*) 0);}
 #endif
+
 }
+
 #endif