FreeBSD/Linux Kernel Cross Reference
sys/compat/mach/mach_vm.h

     /*      $NetBSD: mach_vm.h,v 1.27 2005/02/26 23:10:20 perry Exp $ */
     
     /*-
      * Copyright (c) 2002-2003 The NetBSD Foundation, Inc.
      * All rights reserved.
      *
      * This code is derived from software contributed to The NetBSD Foundation
      * by Emmanuel Dreyfus
      *
     * Redistribution and use in source and binary forms, with or without
     * modification, are permitted provided that the following conditions
     * are met:
     * 1. Redistributions of source code must retain the above copyright
     *    notice, this list of conditions and the following disclaimer.
     * 2. Redistributions in binary form must reproduce the above copyright
     *    notice, this list of conditions and the following disclaimer in the
     *    documentation and/or other materials provided with the distribution.
     * 3. All advertising materials mentioning features or use of this software
     *    must display the following acknowledgement:
     *        This product includes software developed by the NetBSD
     *        Foundation, Inc. and its contributors.
     * 4. Neither the name of The NetBSD Foundation nor the names of its
     *    contributors may be used to endorse or promote products derived
     *    from this software without specific prior written permission.
     *
     * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     * POSSIBILITY OF SUCH DAMAGE.
     */
    
    #ifndef _MACH_VM_H_
    #define _MACH_VM_H_
    
    
    #include <sys/types.h>
    #include <sys/param.h>
    
    #include <compat/mach/mach_types.h>
    #include <compat/mach/mach_message.h>
    
    #define MACH_ALTERNATE_LOAD_SITE        1
    #define MACH_NEW_LOCAL_SHARED_REGIONS   2
    #define MACH_QUERY_IS_SYSTEM_REGION     4
    #define MACH_SF_PREV_LOADED             1
    #define MACH_SYSTEM_REGION_BACKED       2
    
    #define MACH_VM_PROT_COW        0x8
    #define MACH_VM_PROT_ZF         0x10
    
    typedef struct mach_sf_mapping {
            mach_vm_offset_t mapping_offset;
            mach_vm_size_t size;
            mach_vm_offset_t file_offset;
            mach_vm_prot_t protection;
            mach_vm_offset_t cksum;
    } mach_sf_mapping_t;
    
    struct mach_vm_region_basic_info {
            mach_vm_prot_t protection;
            mach_vm_prot_t max_protection;
            mach_vm_inherit_t inheritance;
            mach_boolean_t shared;
            mach_boolean_t reserved;
            mach_vm_offset_t offset;
            mach_vm_behavior_t behavior;
            unsigned short user_wired_count;
    };
    
    /* There is no difference between 32 and 64 bits versions */
    struct mach_vm_region_basic_info_64 {
            mach_vm_prot_t protection;
            mach_vm_prot_t max_protection;
            mach_vm_inherit_t inheritance;
            mach_boolean_t shared;
            mach_boolean_t reserved;
            mach_vm_offset_t offset;
            mach_vm_behavior_t behavior;
            unsigned short user_wired_count;
    };
    
    /* mach_vm_behavior_t values */
    #define MACH_VM_BEHAVIOR_DEFAULT 0
    #define MACH_VM_BEHAVIOR_RANDOM 1
    #define MACH_VM_BEHAVIOR_SEQUENTIAL 2
    #define MACH_VM_BEHAVIOR_RSEQNTL 3
    #define MACH_VM_BEHAVIOR_WILLNEED 4
    #define MACH_VM_BEHAVIOR_DONTNEED 5
    
    /* vm_map */
    #define MACH_VM_INHERIT_SHARE 0
    #define MACH_VM_INHERIT_COPY 1
   #define MACH_VM_INHERIT_NONE 2
   #define MACH_VM_INHERIT_DONATE_COPY 3
   typedef struct {
           mach_msg_header_t req_msgh;
           mach_msg_body_t req_body;
           mach_msg_port_descriptor_t req_object;
           mach_ndr_record_t req_ndr;
           mach_vm_address_t req_address;
           mach_vm_size_t req_size;
           mach_vm_address_t req_mask;
           int req_flags;
           mach_vm_offset_t req_offset;
           mach_boolean_t req_copy;
           mach_vm_prot_t req_cur_protection;
           mach_vm_prot_t req_max_protection;
           mach_vm_inherit_t req_inherance;
   } mach_vm_map_request_t;
   
   typedef struct {
           mach_msg_header_t rep_msgh;
           mach_ndr_record_t rep_ndr;
           mach_kern_return_t rep_retval;
           mach_vm_address_t rep_address;
           mach_msg_trailer_t rep_trailer;
   } mach_vm_map_reply_t;
   
   /* vm_allocate */
   #define MACH_VM_FLAGS_ANYWHERE 1
   typedef struct {
           mach_msg_header_t req_msgh;
           mach_ndr_record_t req_ndr;
           mach_vm_address_t req_address;
           mach_vm_size_t req_size;
           int req_flags;
   } mach_vm_allocate_request_t;
   
   
   typedef struct {
           mach_msg_header_t rep_msgh;
           mach_ndr_record_t rep_ndr;
           mach_kern_return_t rep_retval;
           mach_vm_address_t rep_address;
           mach_msg_trailer_t rep_trailer;
   } mach_vm_allocate_reply_t;
   
   /* vm_deallocate */
   
   typedef struct {
           mach_msg_header_t req_msgh;
           mach_ndr_record_t req_ndr;
           mach_vm_address_t req_address;
           mach_vm_size_t req_size;
   } mach_vm_deallocate_request_t;
   
   typedef struct {
           mach_msg_header_t rep_msgh;
           mach_ndr_record_t rep_ndr;
           mach_kern_return_t rep_retval;
           mach_msg_trailer_t rep_trailer;
   } mach_vm_deallocate_reply_t;
   
   /* vm_wire */
   
   typedef struct {
           mach_msg_header_t req_msgh;
           mach_msg_body_t req_body;
           mach_msg_port_descriptor_t req_task;
           mach_ndr_record_t req_ndr;
           mach_vm_address_t req_address;
           mach_vm_size_t req_size;
           mach_vm_prot_t req_access;
   } mach_vm_wire_request_t;
   
   typedef struct {
           mach_msg_header_t rep_msgh;
           mach_ndr_record_t rep_ndr;
           mach_kern_return_t rep_retval;
           mach_msg_trailer_t rep_trailer;
   } mach_vm_wire_reply_t;
   
   /* vm_protect */
   
   typedef struct {
           mach_msg_header_t req_msgh;
           mach_ndr_record_t req_ndr;
           mach_vm_address_t req_addr;
           mach_vm_size_t req_size;
           mach_boolean_t req_set_maximum;
           mach_vm_prot_t req_prot;
   } mach_vm_protect_request_t;
   
   typedef struct {
           mach_msg_header_t rep_msgh;
           mach_ndr_record_t rep_ndr;
           mach_kern_return_t rep_retval;
           mach_msg_trailer_t rep_trailer;
   } mach_vm_protect_reply_t;
   
   /* vm_inherit */
   typedef struct {
           mach_msg_header_t req_msgh;
           mach_ndr_record_t req_ndr;
           mach_vm_address_t req_addr;
           mach_vm_size_t req_size;
           mach_vm_inherit_t req_inh;
   } mach_vm_inherit_request_t;
   
   typedef struct {
           mach_msg_header_t rep_msgh;
           mach_ndr_record_t rep_ndr;
           mach_kern_return_t rep_retval;
           mach_msg_trailer_t rep_trailer;
   } mach_vm_inherit_reply_t;
   
   /*
    * make_memory_entry_64
    */
   
   typedef struct {
           mach_msg_header_t req_msgh;
           mach_msg_body_t req_body;
           mach_msg_port_descriptor_t req_parent_entry;
           mach_ndr_record_t req_ndr;
           mach_memory_object_size_t req_size;
           mach_memory_object_offset_t req_offset;
           mach_vm_prot_t req_perm;
   } __attribute__((packed)) mach_make_memory_entry_64_request_t;
   
   typedef struct {
           mach_msg_header_t rep_msgh;
           mach_msg_body_t rep_body;
           mach_msg_port_descriptor_t rep_obj_handle;
           mach_ndr_record_t rep_ndr;
           mach_memory_object_size_t rep_size;
           mach_msg_trailer_t rep_trailer;
   } __attribute__((packed)) mach_make_memory_entry_64_reply_t;
   
   /* vm_region */
   
   #define MACH_VM_REGION_BASIC_INFO 10
   typedef struct {
           mach_msg_header_t req_msgh;
           mach_ndr_record_t req_ndr;
           mach_vm_address_t req_addr;
           mach_vm_region_flavor_t req_flavor;
           mach_msg_type_number_t req_count;
   } mach_vm_region_request_t;
   
   typedef struct {
           mach_msg_header_t rep_msgh;
           mach_msg_body_t rep_body;
           mach_msg_port_descriptor_t rep_obj;
           mach_ndr_record_t rep_ndr;
           mach_msg_type_number_t rep_addr;
           mach_vm_size_t rep_size;
           mach_msg_type_number_t rep_count;
           int rep_info[9];
           mach_msg_trailer_t rep_trailer;
   } mach_vm_region_reply_t;
   
   /* vm_region_64 */
   
   typedef struct {
           mach_msg_header_t req_msgh;
           mach_ndr_record_t req_ndr;
           mach_vm_address_t req_addr;
           mach_vm_region_flavor_t req_flavor;
           mach_msg_type_number_t req_count;
   } mach_vm_region_64_request_t;
   
   typedef struct {
           mach_msg_header_t rep_msgh;
           mach_msg_body_t rep_body;
           mach_msg_port_descriptor_t rep_obj;
           mach_ndr_record_t rep_ndr;
           mach_vm_address_t rep_addr;
           mach_vm_size_t rep_size;
           mach_msg_type_number_t rep_count;
           int rep_info[10];
           mach_msg_trailer_t rep_trailer;
   } mach_vm_region_64_reply_t;
   
   /* vm_msync */
   #define MACH_VM_SYNC_ASYNCHRONOUS 0x01
   #define MACH_VM_SYNC_SYNCHRONOUS 0x02
   #define MACH_VM_SYNC_INVALIDATE 0x04
   #define MACH_VM_SYNC_KILLPAGES 0x08
   #define MACH_VM_SYNC_DEACTIVATE 0x10
   typedef struct {
           mach_msg_header_t req_msgh;
           mach_ndr_record_t req_ndr;
           mach_vm_address_t req_addr;
           mach_vm_size_t req_size;
           mach_vm_sync_t req_flags;
   } mach_vm_msync_request_t;
   
   typedef struct {
           mach_msg_header_t rep_msgh;
           mach_ndr_record_t rep_ndr;
           mach_kern_return_t rep_retval;
           mach_msg_trailer_t rep_trailer;
   } mach_vm_msync_reply_t;
   
   /* vm_copy */
   typedef struct {
           mach_msg_header_t req_msgh;
           mach_ndr_record_t req_ndr;
           mach_vm_address_t req_src;
           mach_vm_size_t req_size;
           mach_vm_address_t req_addr;
   } mach_vm_copy_request_t;
   
   typedef struct {
           mach_msg_header_t rep_msgh;
           mach_ndr_record_t rep_ndr;
           mach_kern_return_t rep_retval;
           mach_msg_trailer_t rep_trailer;
   } mach_vm_copy_reply_t;
   
   /* vm_read */
   
   typedef struct {
           mach_msg_header_t req_msgh;
           mach_ndr_record_t req_ndr;
           mach_vm_address_t req_addr;
           mach_vm_size_t req_size;
   } mach_vm_read_request_t;
   
   typedef struct {
           mach_msg_header_t rep_msgh;
           mach_msg_body_t rep_body;
           mach_msg_ool_descriptor_t rep_data;
           mach_ndr_record_t rep_ndr;
           mach_msg_type_number_t rep_count;
           mach_msg_trailer_t rep_trailer;
   } mach_vm_read_reply_t;
   
   /* vm_write */
   
   typedef struct {
           mach_msg_header_t req_msgh;
           mach_msg_body_t req_body;
           mach_msg_ool_descriptor_t req_data;
           mach_ndr_record_t req_ndr;
           mach_vm_address_t req_addr;
           mach_msg_type_number_t req_count;
   } mach_vm_write_request_t;
   
   typedef struct {
           mach_msg_header_t rep_msgh;
           mach_ndr_record_t rep_ndr;
           mach_msg_type_number_t rep_retval;
           mach_msg_trailer_t rep_trailer;
   } mach_vm_write_reply_t;
   
   /* vm_machine_attribute */
   
   #define MACH_MATTR_CACHE                1
   #define MACH_MATTR_MIGRATE              2
   #define MACH_MATTR_REPLICATE            4
   
   #define MACH_MATTR_VAL_OFF              0
   #define MACH_MATTR_VAL_ON               1
   #define MACH_MATTR_VAL_GET              2
   #define MACH_MATTR_VAL_CACHE_FLUSH      6
   #define MACH_MATTR_VAL_DCACHE_FLUSH     7
   #define MACH_MATTR_VAL_ICACHE_FLUSH     8
   #define MACH_MATTR_VAL_CACHE_SYNC       9
   #define MACH_MATTR_VAL_GET_INFO         10
   
   typedef struct {
           mach_msg_header_t req_msgh;
           mach_ndr_record_t req_ndr;
           mach_vm_address_t req_addr;
           mach_vm_address_t req_size;
           mach_vm_machine_attribute_t req_attribute;
           mach_vm_machine_attribute_val_t req_value;
   } mach_vm_machine_attribute_request_t;
   
   typedef struct {
           mach_msg_header_t rep_msgh;
           mach_ndr_record_t rep_ndr;
           mach_msg_type_number_t rep_retval;
           mach_vm_machine_attribute_val_t rep_value;
           mach_msg_trailer_t rep_trailer;
   } mach_vm_machine_attribute_reply_t;
   
   /* Kernel-private structures */
   
   struct mach_memory_entry {
           struct proc *mme_proc;
           vaddr_t mme_offset;
           size_t mme_size;
   };
   
   /* These are machine dependent functions */
   int mach_vm_machine_attribute_machdep(struct lwp *, vaddr_t, size_t, int *);
   
   #endif /* _MACH_VM_H_ */

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