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- /*
- * Mach Operating System
- * Copyright (c) 1991,1990,1989 Carnegie Mellon University
- * All Rights Reserved.
- *
- * Permission to use, copy, modify and distribute this software and its
- * documentation is hereby granted, provided that both the copyright
- * notice and this permission notice appear in all copies of the
- * software, derivative works or modified versions, and any portions
- * thereof, and that both notices appear in supporting documentation.
- *
- * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
- * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
- * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
- *
- * Carnegie Mellon requests users of this software to return to
- *
- * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
- * School of Computer Science
- * Carnegie Mellon University
- * Pittsburgh PA 15213-3890
- *
- * any improvements or extensions that they make and grant Carnegie Mellon
- * the rights to redistribute these changes.
- */
- /*
- * File: ipc/ipc_hash.h
- * Author: Rich Draves
- * Date: 1989
- *
- * Declarations of entry hash table operations.
- */
- #ifndef _IPC_IPC_HASH_H_
- #define _IPC_IPC_HASH_H_
- #include <mach/boolean.h>
- #include <mach/kern_return.h>
- typedef natural_t ipc_hash_index_t;
- extern void
- ipc_hash_init(void);
- #if MACH_IPC_DEBUG
- extern ipc_hash_index_t
- ipc_hash_info(hash_info_bucket_t *, mach_msg_type_number_t);
- #endif /* MACH_IPC_DEBUG */
- extern boolean_t
- ipc_hash_lookup(ipc_space_t space, ipc_object_t obj,
- mach_port_t *namep, ipc_entry_t *entryp);
- extern void
- ipc_hash_insert(ipc_space_t space, ipc_object_t obj,
- mach_port_t name, ipc_entry_t entry);
- extern void
- ipc_hash_delete(ipc_space_t space, ipc_object_t obj,
- mach_port_t name, ipc_entry_t entry);
- /*
- * For use by functions that know what they're doing:
- * the global primitives, for splay tree entries,
- * and the local primitives, for table entries.
- */
- #define IPC_HASH_GLOBAL_SIZE 256
- extern boolean_t
- ipc_hash_global_lookup(ipc_space_t space, ipc_object_t obj,
- mach_port_t *namep, ipc_tree_entry_t *entryp);
- extern void
- ipc_hash_global_insert(ipc_space_t space, ipc_object_t obj,
- mach_port_t name, ipc_tree_entry_t entry);
- extern void
- ipc_hash_global_delete(ipc_space_t space, ipc_object_t obj,
- mach_port_t name, ipc_tree_entry_t entry);
- extern boolean_t
- ipc_hash_local_lookup(ipc_space_t space, ipc_object_t obj,
- mach_port_t *namep, ipc_entry_t *entryp);
- extern void
- ipc_hash_local_insert(ipc_space_t space, ipc_object_t obj,
- mach_port_index_t index, ipc_entry_t entry);
- extern void
- ipc_hash_local_delete(ipc_space_t space, ipc_object_t obj,
- mach_port_index_t index, ipc_entry_t entry);
- #endif /* _IPC_IPC_HASH_H_ */
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