/*
- * Copyright (c) 2002,2000 Apple Computer, Inc. All rights reserved.
+ * Copyright (c) 2000-2004 Apple Computer, Inc. All rights reserved.
*
- * @APPLE_LICENSE_HEADER_START@
+ * @APPLE_LICENSE_OSREFERENCE_HEADER_START@
*
- * The contents of this file constitute Original Code as defined in and
- * are subject to the Apple Public Source License Version 1.1 (the
- * "License"). You may not use this file except in compliance with the
- * License. Please obtain a copy of the License at
- * http://www.apple.com/publicsource and read it before using this file.
- *
- * This Original Code and all software distributed under the License are
- * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
- * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
- * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the
- * License for the specific language governing rights and limitations
- * under the License.
- *
- * @APPLE_LICENSE_HEADER_END@
+ * This file contains Original Code and/or Modifications of Original Code
+ * as defined in and that are subject to the Apple Public Source License
+ * Version 2.0 (the 'License'). You may not use this file except in
+ * compliance with the License. The rights granted to you under the
+ * License may not be used to create, or enable the creation or
+ * redistribution of, unlawful or unlicensed copies of an Apple operating
+ * system, or to circumvent, violate, or enable the circumvention or
+ * violation of, any terms of an Apple operating system software license
+ * agreement.
+ *
+ * Please obtain a copy of the License at
+ * http://www.opensource.apple.com/apsl/ and read it before using this
+ * file.
+ *
+ * The Original Code and all software distributed under the License are
+ * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
+ * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
+ * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
+ * Please see the License for the specific language governing rights and
+ * limitations under the License.
+ *
+ * @APPLE_LICENSE_OSREFERENCE_HEADER_END@
*/
/*
*
#ifndef _VM_SHARED_MEMORY_SERVER_H_
#define _VM_SHARED_MEMORY_SERVER_H_
-#include <sys/appleapiopts.h>
-
-#ifdef __APPLE_API_PRIVATE
+#ifdef KERNEL_PRIVATE
#include <mach/vm_prot.h>
#include <mach/mach_types.h>
#include <kern/kern_types.h>
+#if DEBUG
+extern int shared_region_debug;
+#define SHARED_REGION_DEBUG(args) \
+ MACRO_BEGIN \
+ if (shared_region_debug) { \
+ kprintf args; \
+ } \
+ MACRO_END
+#else /* DEBUG */
+#define SHARED_REGION_DEBUG(args)
+#endif /* DEBUG */
+
extern mach_port_t shared_text_region_handle;
extern mach_port_t shared_data_region_handle;
#define SHARED_REGION_SYSTEM 0x1 // Default env for system and fs_root
#define SHARED_REGION_FULL 0x2 // Shared regions are full
#define SHARED_REGION_STALE 0x4 // Indicates no longer in default list
+#define SHARED_REGION_STANDALONE 0x10 // Shared region is not shared !
/* defines for default environment, and co-resident systems */
typedef struct shared_region_task_mappings *shared_region_task_mappings_t;
typedef struct shared_region_mapping *shared_region_mapping_t;
-
#ifdef MACH_KERNEL_PRIVATE
#include <kern/queue.h>
};
#define shared_region_mapping_lock_init(object) \
- mutex_init(&(object)->Lock, ETAP_VM_OBJ)
+ mutex_init(&(object)->Lock, 0)
#define shared_region_mapping_lock(object) mutex_lock(&(object)->Lock)
#define shared_region_mapping_unlock(object) mutex_unlock(&(object)->Lock)
#endif /* MACH_KERNEL_PRIVATE */
-extern kern_return_t copyin_shared_file(
- vm_offset_t mapped_file,
- vm_size_t mapped_file_size,
- vm_offset_t *base_address,
- int map_cnt,
- sf_mapping_t *mappings,
- memory_object_control_t file_control,
- shared_region_task_mappings_t shared_region,
- int *flags);
+#define load_file_hash(file_object, size) \
+ ((((natural_t)file_object) & 0xffffff) % size)
+
+extern kern_return_t map_shared_file(
+ int map_cnt,
+ struct shared_file_mapping_np *mappings,
+ memory_object_control_t file_control,
+ memory_object_size_t file_size,
+ shared_region_task_mappings_t sm_info,
+ mach_vm_offset_t base_offset,
+ mach_vm_offset_t *slide_p);
+
+extern kern_return_t shared_region_cleanup(
+ unsigned int range_count,
+ struct shared_region_range_np *ranges,
+ shared_region_task_mappings_t sm_info);
extern kern_return_t shared_region_mapping_info(
shared_region_mapping_t shared_region,
extern kern_return_t shared_region_mapping_dealloc(
shared_region_mapping_t shared_region);
-__private_extern__ kern_return_t shared_region_mapping_dealloc_lock(
- shared_region_mapping_t shared_region,
- int need_lock);
-
extern kern_return_t shared_region_object_chain_attach(
shared_region_mapping_t target_region,
shared_region_mapping_t object_chain);
+extern void shared_region_object_chain_detached(
+ shared_region_mapping_t target_region);
+
extern kern_return_t vm_get_shared_region(
task_t task,
shared_region_mapping_t *shared_region);
__private_extern__ void remove_default_shared_region_lock(
shared_region_mapping_t system_region,
+ int need_sfh_lock,
+ int need_drl_lock);
+
+__private_extern__ struct load_struct *lsf_remove_regions_mappings_lock(
+ shared_region_mapping_t region,
+ shared_region_task_mappings_t sm_info,
int need_lock);
-extern unsigned int lsf_mapping_pool_gauge();
+extern unsigned int lsf_mapping_pool_gauge(void);
+
+extern kern_return_t shared_file_create_system_region(
+ shared_region_mapping_t *shared_region);
+
+extern void remove_all_shared_regions(void);
+
+extern void shared_file_boot_time_init(
+ unsigned int fs_base,
+ unsigned int system);
+
+extern struct load_struct *lsf_remove_regions_mappings(
+ shared_region_mapping_t region,
+ shared_region_task_mappings_t sm_info);
+
+extern void mach_memory_entry_port_release(ipc_port_t port);
+extern void mach_destroy_memory_entry(ipc_port_t port);
+
+extern kern_return_t mach_memory_entry_purgable_control(
+ ipc_port_t entry_port,
+ vm_purgable_t control,
+ int *state);
-#endif /* __APPLE_API_PRIVATE */
+#endif /* KERNEL_PRIVATE */
-#endif /* _VM_SHARED_MEMORY_SERVER_H_ */
+#endif /* _VM_SHARED_MEMORY_SERVER_H_ */
projects / apple / xnu.git / blobdiff