X-Git-Url: http://ftp.safe.ca/?a=blobdiff_plain;f=ipc%2Futil.h;h=cdb966aebe0716e8375617431d5734ed45aa639f;hb=9501f9722922f2e80e1f9dc6682311d65c2b5690;hp=ca245fae2f98f2892cbd29427433804f6337f651;hpb=b2d75cddc83a349ef5633f609b9734b6b957f90f;p=safe%2Fjmp%2Flinux-2.6

diff --git a/ipc/util.h b/ipc/util.h
index ca245fa..cdb966a 100644
--- a/ipc/util.h
+++ b/ipc/util.h
@@ -10,10 +10,8 @@
 #ifndef _IPC_UTIL_H
 #define _IPC_UTIL_H
 
-#include <linux/idr.h>
 #include <linux/err.h>
 
-#define USHRT_MAX 0xffff
 #define SEQ_MULTIPLIER	(IPCMNI)
 
 void sem_init (void);
@@ -22,22 +20,14 @@ void shm_init (void);
 
 struct ipc_namespace;
 
-int sem_init_ns(struct ipc_namespace *ns);
-int msg_init_ns(struct ipc_namespace *ns);
-int shm_init_ns(struct ipc_namespace *ns);
+void sem_init_ns(struct ipc_namespace *ns);
+void msg_init_ns(struct ipc_namespace *ns);
+void shm_init_ns(struct ipc_namespace *ns);
 
 void sem_exit_ns(struct ipc_namespace *ns);
 void msg_exit_ns(struct ipc_namespace *ns);
 void shm_exit_ns(struct ipc_namespace *ns);
 
-struct ipc_ids {
-	int in_use;
-	unsigned short seq;
-	unsigned short seq_max;
-	struct rw_semaphore rw_mutex;
-	struct idr ipcs_idr;
-};
-
 /*
  * Structure that holds the parameters needed by the ipc operations
  * (see after)
@@ -68,6 +58,7 @@ struct ipc_ops {
 };
 
 struct seq_file;
+struct ipc_ids;
 
 void ipc_init_ids(struct ipc_ids *);
 #ifdef CONFIG_PROC_FS
@@ -120,6 +111,9 @@ struct kern_ipc_perm *ipc_lock(struct ipc_ids *, int);
 
 void kernel_to_ipc64_perm(struct kern_ipc_perm *in, struct ipc64_perm *out);
 void ipc64_perm_to_ipc_perm(struct ipc64_perm *in, struct ipc_perm *out);
+void ipc_update_perm(struct ipc64_perm *in, struct kern_ipc_perm *out);
+struct kern_ipc_perm *ipcctl_pre_down(struct ipc_ids *ids, int id, int cmd,
+				      struct ipc64_perm *perm, int extra_perm);
 
 #if defined(__ia64__) || defined(__x86_64__) || defined(__hppa__) || defined(__XTENSA__)
   /* On IA-64, we always use the "64-bit version" of the IPC structures.  */ 
@@ -132,6 +126,8 @@ extern void free_msg(struct msg_msg *msg);
 extern struct msg_msg *load_msg(const void __user *src, int len);
 extern int store_msg(void __user *dest, struct msg_msg *msg, int len);
 
+extern void recompute_msgmni(struct ipc_namespace *);
+
 static inline int ipc_buildid(int id, int seq)
 {
 	return SEQ_MULTIPLIER * seq + id;