1 files changed, 91 insertions, 0 deletions
diff --git a/winsup/cygserver/shm.h b/winsup/cygserver/shm.h
new file mode 100755
index 000000000..32947f8ec
--- /dev/null
+++ b/winsup/cygserver/shm.h
@@ -0,0 +1,91 @@
+/* cygserver_shm.h
+
+   Copyright 2001 Red Hat Inc.
+   Written by Robert Collins <rbtcollins@hotmail.com>
+
+This file is part of Cygwin.
+
+This software is a copyrighted work licensed under the terms of the
+Cygwin license.  Please consult the file "CYGWIN_LICENSE" for
+details. */
+
+#include <sys/types.h>
+#include "cygwin/cygserver_transport.h"
+#include "cygwin/cygserver.h"
+
+#define SHM_CREATE 0
+#define SHM_REATTACH 1
+#define SHM_ATTACH 2
+#define SHM_DETACH 3
+
+
+class client_request_shm : public client_request
+{
+  public:
+#ifndef __INSIDE_CYGWIN__
+  virtual void serve (transport_layer_base *conn, process_cache *cache);
+#endif
+  client_request_shm (key_t, size_t, int, char psdbuf[4096], pid_t);
+  client_request_shm ();
+  client_request_shm (int, int, pid_t);
+  client_request_shm (int, int);
+  union {
+   struct {int type; pid_t pid; int shm_id; key_t key; size_t size; int shmflg; char sd_buf[4096];} in;
+   struct {int shm_id; HANDLE filemap; HANDLE attachmap; key_t key;} out;
+  } parameters;
+};
+
+#ifndef __INSIDE_CYGWIN__
+class shm_cleanup : cleanup_routine
+{
+public:
+  virtual void cleanup (long winpid);
+};
+#endif
+#if 0
+class _shmattach {
+public:
+  void *data;
+  class _shmattach *next;
+};
+
+class shmid_ds {
+public:
+  struct   ipc_perm shm_perm;
+  size_t   shm_segsz;
+  pid_t    shm_lpid;
+  pid_t    shm_cpid;
+  shmatt_t shm_nattch;
+  time_t   shm_atime;
+  time_t   shm_dtime;
+  time_t   shm_ctime;
+  HANDLE filemap;
+  HANDLE attachmap;
+  void *mapptr;
+  class _shmattach *attachhead;
+};
+
+class shmnode {
+public:
+  class shmid_ds * shmid;
+  class shmnode *next;
+  key_t key;
+};
+//....
+struct shmid_ds {
+  struct   ipc_perm shm_perm;
+  size_t   shm_segsz;
+  pid_t    shm_lpid;
+  pid_t    shm_cpid;
+  shmatt_t shm_nattch;
+  time_t   shm_atime;
+  time_t   shm_dtime;
+  time_t   shm_ctime;
+};
+
+void *shmat(int, const void *, int);
+int   shmctl(int, int, struct shmid_ds *);
+int   shmdt(const void *);
+int   shmget(key_t, size_t, int);
+
+#endif