xnu-792.25.20.tar.gz

[apple/xnu.git] / osfmk / vm / vm_shared_memory_server.h

diff --git a/osfmk/vm/vm_shared_memory_server.h b/osfmk/vm/vm_shared_memory_server.h
index 413d7c95119423dfeaf19e2c2077bf8bee2af826..3c107fade1496b940536f4685e98e9697bdaec49 100644 (file)
--- a/osfmk/vm/vm_shared_memory_server.h
+++ b/osfmk/vm/vm_shared_memory_server.h
@@ -37,6 +37,7 @@
 #include <mach/shared_memory_server.h>
 
 #include <kern/kern_types.h>
+#include <kern/macro_help.h>
 
 #if DEBUG
 extern int shared_region_debug;
@@ -50,8 +51,17 @@ extern int shared_region_debug;
 #define SHARED_REGION_DEBUG(args)
 #endif /* DEBUG */
 
-extern mach_port_t      shared_text_region_handle;
-extern mach_port_t      shared_data_region_handle;
+extern int shared_region_trace_level;
+#define SHARED_REGION_TRACE_NONE       0       /* no trace */
+#define SHARED_REGION_TRACE_ERROR      1       /* trace abnormal events */
+#define SHARED_REGION_TRACE_CONFLICT   2       /* trace library conflicts */
+#define SHARED_REGION_TRACE_INFO       3       /* trace all events */
+#define SHARED_REGION_TRACE(level, args)               \
+       MACRO_BEGIN                                     \
+       if (level <= shared_region_trace_level) {       \
+               printf args;                            \
+       }                                               \
+       MACRO_END
 
 struct shared_region_task_mappings {
        mach_port_t             text_region;
@@ -140,7 +150,7 @@ typedef struct shared_region_object_chain *shared_region_object_chain_t;
 /* address space shared region descriptor */
 struct shared_region_mapping {
         decl_mutex_data(,       Lock)   /* Synchronization */
-       int                     ref_count;
+       unsigned int            ref_count;
        unsigned int            fs_base;
        unsigned int            system;
        mach_port_t             text_region;
@@ -211,7 +221,9 @@ extern kern_return_t shared_region_mapping_create(
                                vm_offset_t             client_base,
                                shared_region_mapping_t *shared_region,
                                vm_offset_t             alt_base,
-                               vm_offset_t             alt_next);
+                               vm_offset_t             alt_next,
+                               int                     fs_base,
+                               int                     system);
 
 extern kern_return_t shared_region_mapping_ref(
                                shared_region_mapping_t shared_region);
@@ -257,7 +269,9 @@ __private_extern__ struct load_struct *lsf_remove_regions_mappings_lock(
 extern unsigned int lsf_mapping_pool_gauge(void);
 
 extern kern_return_t shared_file_create_system_region(
-       shared_region_mapping_t *shared_region);
+       shared_region_mapping_t *shared_region,
+       int                     fs_base,
+       int                     system);
 
 extern void remove_all_shared_regions(void);
 
@@ -277,6 +291,20 @@ extern kern_return_t mach_memory_entry_purgable_control(
        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);
+
 #endif /* KERNEL_PRIVATE */
 
 #endif /* _VM_SHARED_MEMORY_SERVER_H_ */