[PATCH unionfs 1/3] Implement MiG intran payload support

[Sergey Bugaev]

This fixes a build error.
---
 stow-mutations.h | 1 +
 stow-priv.h      | 4 ++++
 stow.c           | 9 +++++++++
 3 files changed, 14 insertions(+)

diff --git a/stow-mutations.h b/stow-mutations.h
index d36280d..95c1e7f 100644
--- a/stow-mutations.h
+++ b/stow-mutations.h
@@ -21,6 +21,7 @@
 /* Only CPP macro definitions should go in this file. */
 
 #define FS_NOTIFY_INTRAN stow_notify_t begin_using_notify_port (fs_notify_t)
+#define FS_NOTIFY_INTRAN_PAYLOAD stow_notify_t begin_using_notify_port_payload
 #define FS_NOTIFY_DESTRUCTOR end_using_notify_port (stow_notify_t)
 
 #define FS_NOTIFY_IMPORTS import "stow-priv.h";
diff --git a/stow-priv.h b/stow-priv.h
index 2212ac9..eeae7b3 100644
--- a/stow-priv.h
+++ b/stow-priv.h
@@ -36,6 +36,10 @@ typedef struct stow_notify *stow_notify_t;
    arranges for this to happen for the fs_notify interfaces. */
 stow_notify_t begin_using_notify_port (fs_notify_t port);
 
+/* Called by MiG to translate ports into stow_notify_t when using the
+   protected payload feature.  mutations.h arranges for this to happen
+   for the fs_notify interfaces. */
+stow_notify_t begin_using_notify_port_payload (unsigned long payload);
 
 /* Called by MiG after server routines have been run; this balances
    begin_using_notify_port, and is arranged for the fs_notify
diff --git a/stow.c b/stow.c
index cf6366e..a04ffdf 100644
--- a/stow.c
+++ b/stow.c
@@ -167,6 +167,15 @@ begin_using_notify_port (fs_notify_t port)
   return ports_lookup_port (stow_port_bucket, port, stow_port_class);
 }
 
+/* Called by MiG to translate ports into stow_notify_t when using the
+   protected payload feature.  mutations.h arranges for this to happen
+   for the fs_notify interfaces. */
+stow_notify_t
+begin_using_notify_port_payload (unsigned long payload)
+{
+  return ports_lookup_payload (stow_port_bucket, payload, stow_port_class);
+}
+
 /* Called by MiG after server routines have been run; this balances
    begin_using_notify_port, and is arranged for the fs_notify
    interfaces by mutations.h. */
-- 
2.31.1