X-Git-Url: https://git.saurik.com/apple/xnu.git/blobdiff_plain/c0fea4742e91338fffdcf79f86a7c1d5e2b97eb1..7ddcb079202367355dddccdfa4318e57d50318be:/osfmk/vm/vm_protos.h diff --git a/osfmk/vm/vm_protos.h b/osfmk/vm/vm_protos.h index 2d6e13c36..53cf9e12a 100644 --- a/osfmk/vm/vm_protos.h +++ b/osfmk/vm/vm_protos.h @@ -1,23 +1,29 @@ /* - * Copyright (c) 2004-2006 Apple Computer, Inc. All rights reserved. + * Copyright (c) 2004-2007 Apple Inc. All rights reserved. * - * @APPLE_LICENSE_HEADER_START@ + * @APPLE_OSREFERENCE_LICENSE_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 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. * - * This Original Code and all software distributed under the License are - * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER + * 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 OR NON-INFRINGEMENT. Please see the - * License for the specific language governing rights and limitations - * under the License. + * 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_HEADER_END@ + * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ */ #ifdef XNU_KERNEL_PRIVATE @@ -43,14 +49,14 @@ * iokit */ extern kern_return_t device_data_action( - int device_handle, + uintptr_t device_handle, ipc_port_t device_pager, vm_prot_t protection, vm_object_offset_t offset, vm_size_t size); extern kern_return_t device_close( - int device_handle); + uintptr_t device_handle); /* * default_pager @@ -66,6 +72,8 @@ extern int default_pager_init_flag; /* these should be exported cleanly from OSFMK since BSD needs them */ extern ipc_port_t convert_task_to_port( task_t task); +extern ipc_port_t convert_thread_to_port( + thread_t thread); extern ipc_port_t convert_task_name_to_port( task_name_t task_name); #endif /* _KERN_IPC_TT_H_ */ @@ -127,110 +135,132 @@ extern kern_return_t vm_region_object_create extern mach_vm_offset_t mach_get_vm_start(vm_map_t); extern mach_vm_offset_t mach_get_vm_end(vm_map_t); -/* - * Legacy routines to get the start and end for a vm_map_t. They - * return them in the vm_offset_t format. So, they should only be - * called on maps that are the same size as the kernel map for - * accurate results. - */ -extern vm_offset_t get_vm_start(vm_map_t); -extern vm_offset_t get_vm_end(vm_map_t); - -/* - * LP64todo - map in the commpage cleanly and remove these. - */ -extern void vm_map_commpage64( vm_map_t ); -extern void vm_map_remove_commpage( vm_map_t ); -#ifdef __i386__ -extern void vm_map_commpage32(vm_map_t); +#if CONFIG_CODE_DECRYPTION +struct pager_crypt_info; extern kern_return_t vm_map_apple_protected( - vm_map_t map, - vm_map_offset_t start, - vm_map_offset_t end); + vm_map_t map, + vm_map_offset_t start, + vm_map_offset_t end, + struct pager_crypt_info *crypt_info); extern void apple_protect_pager_bootstrap(void); -extern memory_object_t apple_protect_pager_setup(vm_object_t backing_object); -extern void apple_protect_pager_map(memory_object_t mem_obj); -#endif /* __i386__ */ +extern memory_object_t apple_protect_pager_setup(vm_object_t backing_object, + struct pager_crypt_info *crypt_info); +#endif /* CONFIG_CODE_DECRYPTION */ + +struct vnode; +extern void swapfile_pager_bootstrap(void); +extern memory_object_t swapfile_pager_setup(struct vnode *vp); +extern memory_object_control_t swapfile_pager_control(memory_object_t mem_obj); /* * bsd */ struct vnode; -extern int is_suser(void); -extern int bsd_read_page_cache_file( - unsigned int user, - int *fid, - int *mod, - char *app_name, - struct vnode *app_vp, - vm_offset_t *buffer, - vm_offset_t *bufsize); -extern int bsd_write_page_cache_file( - unsigned int user, - char *file_name, - caddr_t buffer, - vm_size_t size, - int mod, - int fid); -extern int prepare_profile_database( - int user); extern void vnode_pager_shutdown(void); extern void *upl_get_internal_page_list( upl_t upl); -#ifndef _VNODE_PAGER_ + typedef int pager_return_t; extern pager_return_t vnode_pagein( struct vnode *, upl_t, - vm_offset_t, vm_object_offset_t, - vm_size_t, int, int *); + upl_offset_t, vm_object_offset_t, + upl_size_t, int, int *); extern pager_return_t vnode_pageout( struct vnode *, upl_t, - vm_offset_t, vm_object_offset_t, - vm_size_t, int, int *); + upl_offset_t, vm_object_offset_t, + upl_size_t, int, int *); +extern uint32_t vnode_trim (struct vnode *, int64_t offset, unsigned long len); extern memory_object_t vnode_pager_setup( struct vnode *, memory_object_t); extern vm_object_offset_t vnode_pager_get_filesize( struct vnode *); +extern uint32_t vnode_pager_isinuse( + struct vnode *); +extern boolean_t vnode_pager_isSSD( + struct vnode *); +extern void vnode_pager_throttle( + void); +extern uint32_t vnode_pager_return_hard_throttle_limit( + struct vnode *, + uint32_t *, + uint32_t); extern kern_return_t vnode_pager_get_pathname( struct vnode *vp, char *pathname, vm_size_t *length_p); extern kern_return_t vnode_pager_get_filename( struct vnode *vp, - char **filename); - -#endif /* _VNODE_PAGER_ */ -extern void vnode_pager_bootstrap(void); + const char **filename); +extern kern_return_t vnode_pager_get_cs_blobs( + struct vnode *vp, + void **blobs); + +#if CHECK_CS_VALIDATION_BITMAP +/* used by the vnode_pager_cs_validation_bitmap routine*/ +#define CS_BITMAP_SET 1 +#define CS_BITMAP_CLEAR 2 +#define CS_BITMAP_CHECK 3 + +#endif /* CHECK_CS_VALIDATION_BITMAP */ + +extern void vnode_pager_bootstrap(void) __attribute__((section("__TEXT, initcode"))); extern kern_return_t vnode_pager_data_unlock( memory_object_t mem_obj, memory_object_offset_t offset, - vm_size_t size, + memory_object_size_t size, vm_prot_t desired_access); extern kern_return_t vnode_pager_init( memory_object_t, memory_object_control_t, - vm_size_t); + memory_object_cluster_size_t); extern kern_return_t vnode_pager_get_object_size( memory_object_t, memory_object_offset_t *); +extern kern_return_t vnode_pager_get_isinuse( + memory_object_t, + uint32_t *); +extern kern_return_t vnode_pager_get_isSSD( + memory_object_t, + boolean_t *); +extern kern_return_t vnode_pager_check_hard_throttle( + memory_object_t, + uint32_t *, + uint32_t); extern kern_return_t vnode_pager_get_object_pathname( memory_object_t mem_obj, char *pathname, vm_size_t *length_p); extern kern_return_t vnode_pager_get_object_filename( memory_object_t mem_obj, - char **filename); + const char **filename); +extern kern_return_t vnode_pager_get_object_cs_blobs( + memory_object_t mem_obj, + void **blobs); + +#if CHECK_CS_VALIDATION_BITMAP +extern kern_return_t vnode_pager_cs_check_validation_bitmap( + memory_object_t mem_obj, + memory_object_offset_t offset, + int optype); +#endif /*CHECK_CS_VALIDATION_BITMAP*/ + +extern kern_return_t ubc_cs_check_validation_bitmap ( + struct vnode *vp, + memory_object_offset_t offset, + int optype); + extern kern_return_t vnode_pager_data_request( memory_object_t, - memory_object_offset_t, - vm_size_t, - vm_prot_t); + memory_object_offset_t, + memory_object_cluster_size_t, + vm_prot_t, + memory_object_fault_info_t); extern kern_return_t vnode_pager_data_return( memory_object_t, memory_object_offset_t, - vm_size_t, + memory_object_cluster_size_t, memory_object_offset_t *, int *, boolean_t, @@ -239,15 +269,18 @@ extern kern_return_t vnode_pager_data_return( extern kern_return_t vnode_pager_data_initialize( memory_object_t, memory_object_offset_t, - vm_size_t); + memory_object_cluster_size_t); extern void vnode_pager_reference( memory_object_t mem_obj); extern kern_return_t vnode_pager_synchronize( memory_object_t mem_obj, memory_object_offset_t offset, - vm_size_t length, + memory_object_size_t length, vm_sync_t sync_flags); -extern kern_return_t vnode_pager_unmap( +extern kern_return_t vnode_pager_map( + memory_object_t mem_obj, + vm_prot_t prot); +extern kern_return_t vnode_pager_last_unmap( memory_object_t mem_obj); extern void vnode_pager_deallocate( memory_object_t); @@ -257,38 +290,49 @@ extern void vnode_pager_vrele( struct vnode *vp); extern void vnode_pager_release_from_cache( int *); +extern int ubc_map( + struct vnode *vp, + int flags); extern void ubc_unmap( struct vnode *vp); +struct vm_map_entry; +extern struct vm_object *find_vnode_object(struct vm_map_entry *entry); + extern void dp_memory_object_reference(memory_object_t); extern void dp_memory_object_deallocate(memory_object_t); #ifndef _memory_object_server_ extern kern_return_t dp_memory_object_init(memory_object_t, memory_object_control_t, - vm_size_t); + memory_object_cluster_size_t); extern kern_return_t dp_memory_object_terminate(memory_object_t); extern kern_return_t dp_memory_object_data_request(memory_object_t, - memory_object_offset_t, vm_size_t, vm_prot_t); + memory_object_offset_t, + memory_object_cluster_size_t, + vm_prot_t, + memory_object_fault_info_t); extern kern_return_t dp_memory_object_data_return(memory_object_t, memory_object_offset_t, - vm_size_t, - vm_size_t *, + memory_object_cluster_size_t, + memory_object_offset_t *, int *, boolean_t, boolean_t, int); extern kern_return_t dp_memory_object_data_initialize(memory_object_t, memory_object_offset_t, - vm_size_t); + memory_object_cluster_size_t); extern kern_return_t dp_memory_object_data_unlock(memory_object_t, memory_object_offset_t, - vm_size_t, + memory_object_size_t, vm_prot_t); extern kern_return_t dp_memory_object_synchronize(memory_object_t, memory_object_offset_t, - vm_size_t, + memory_object_size_t, vm_sync_t); -extern kern_return_t dp_memory_object_unmap(memory_object_t); +extern kern_return_t dp_memory_object_map(memory_object_t, + vm_prot_t); +extern kern_return_t dp_memory_object_last_unmap(memory_object_t); #endif /* _memory_object_server_ */ #ifndef _memory_object_default_server_ extern kern_return_t default_pager_memory_object_create( @@ -297,19 +341,24 @@ extern kern_return_t default_pager_memory_object_create( memory_object_t *); #endif /* _memory_object_default_server_ */ +#if CONFIG_FREEZE +extern unsigned int default_pager_swap_pages_free(void); +#endif + extern void device_pager_reference(memory_object_t); extern void device_pager_deallocate(memory_object_t); extern kern_return_t device_pager_init(memory_object_t, memory_object_control_t, - vm_size_t); + memory_object_cluster_size_t); extern kern_return_t device_pager_terminate(memory_object_t); extern kern_return_t device_pager_data_request(memory_object_t, memory_object_offset_t, - vm_size_t, - vm_prot_t); + memory_object_cluster_size_t, + vm_prot_t, + memory_object_fault_info_t); extern kern_return_t device_pager_data_return(memory_object_t, memory_object_offset_t, - vm_size_t, + memory_object_cluster_size_t, memory_object_offset_t *, int *, boolean_t, @@ -317,16 +366,17 @@ extern kern_return_t device_pager_data_return(memory_object_t, int); extern kern_return_t device_pager_data_initialize(memory_object_t, memory_object_offset_t, - vm_size_t); + memory_object_cluster_size_t); extern kern_return_t device_pager_data_unlock(memory_object_t, memory_object_offset_t, - vm_size_t, + memory_object_size_t, vm_prot_t); extern kern_return_t device_pager_synchronize(memory_object_t, memory_object_offset_t, - vm_size_t, + memory_object_size_t, vm_sync_t); -extern kern_return_t device_pager_unmap(memory_object_t); +extern kern_return_t device_pager_map(memory_object_t, vm_prot_t); +extern kern_return_t device_pager_last_unmap(memory_object_t); extern kern_return_t device_pager_populate_object( memory_object_t device, memory_object_offset_t offset, @@ -334,16 +384,19 @@ extern kern_return_t device_pager_populate_object( vm_size_t size); extern memory_object_t device_pager_setup( memory_object_t, - int, + uintptr_t, vm_size_t, int); -extern void device_pager_bootstrap(void); +extern void device_pager_bootstrap(void) __attribute__((section("__TEXT, initcode"))); extern kern_return_t memory_object_create_named( memory_object_t pager, memory_object_offset_t size, memory_object_control_t *control); +struct macx_triggers_args; +extern int mach_macx_triggers( + struct macx_triggers_args *args); extern int macx_swapinfo( memory_object_size_t *total_p, @@ -351,8 +404,52 @@ extern int macx_swapinfo( vm_size_t *pagesize_p, boolean_t *encrypted_p); -extern void log_nx_failure(addr64_t vaddr, vm_prot_t prot); +extern void log_stack_execution_failure(addr64_t vaddr, vm_prot_t prot); +extern void log_unnest_badness(vm_map_t, vm_map_offset_t, vm_map_offset_t); + +extern int cs_allow_invalid(struct proc *p); +extern int cs_invalid_page(addr64_t vaddr); +extern boolean_t cs_validate_page(void *blobs, + memory_object_offset_t offset, + const void *data, + boolean_t *tainted); + +extern kern_return_t mach_memory_entry_purgable_control( + ipc_port_t entry_port, + vm_purgable_t control, + int *state); + +extern kern_return_t mach_memory_entry_page_op( + ipc_port_t entry_port, + vm_object_offset_t offset, + int ops, + ppnum_t *phys_entry, + int *flags); + +extern kern_return_t mach_memory_entry_range_op( + ipc_port_t entry_port, + vm_object_offset_t offset_beg, + vm_object_offset_t offset_end, + int ops, + int *range); + +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_allocate( + struct vm_named_entry **user_entry_p, + ipc_port_t *user_handle_p); + +extern void vm_paging_map_init(void); + +extern int macx_backing_store_compaction(int flags); +extern unsigned int mach_vm_ctl_page_free_wanted(void); + +extern void no_paging_space_action(void); +#define VM_TOGGLE_CLEAR 0 +#define VM_TOGGLE_SET 1 +#define VM_TOGGLE_GETVALUE 999 +int vm_toggle_entry_reuse(int, int*); #endif /* _VM_VM_PROTOS_H_ */ #endif /* XNU_KERNEL_PRIVATE */