xnu-7195.101.1.tar.gz

[apple/xnu.git] / osfmk / kern / task.h

diff --git a/osfmk/kern/task.h b/osfmk/kern/task.h
index d74ddc9354aba940152560844215df41816cc44f..266ea4ce95ddfef106d2b4ae8bd07029b37fed10 100644 (file)
--- a/osfmk/kern/task.h
+++ b/osfmk/kern/task.h
@@ -98,6 +98,7 @@
 #ifdef XNU_KERNEL_PRIVATE
 #include <kern/kern_cdata.h>
 #include <mach/sfi_class.h>
+#include <kern/counter.h>
 #include <kern/queue.h>
 #include <sys/kern_sysctl.h>
 #endif /* XNU_KERNEL_PRIVATE */
@@ -152,11 +153,12 @@ struct task_watchports;
 
 struct task {
        /* Synchronization/destruction information */
-       decl_lck_mtx_data(, lock);               /* Task's lock */
+       decl_lck_mtx_data(, lock);      /* Task's lock */
        os_refcnt_t     ref_count;      /* Number of references to me */
-       boolean_t       active;         /* Task has not been terminated */
-       boolean_t       halting;        /* Task is being halted */
-       boolean_t       message_app_suspended;  /* Let iokit know when pidsuspended */
+       bool            active;         /* Task has not been terminated */
+       bool            ipc_active;     /* IPC with the task ports is allowed */
+       bool            halting;        /* Task is being halted */
+       bool            message_app_suspended;  /* Let iokit know when pidsuspended */
 
        /* Virtual timers */
        uint32_t                vtimers;
@@ -207,19 +209,21 @@ struct task {
         * Different flavors of task port.
         * These flavors TASK_FLAVOR_* are defined in mach_types.h
         */
-       struct ipc_port * XNU_PTRAUTH_SIGNED_PTR("task.itk_self") itk_self[TASK_SELF_PORT_COUNT];    /* does not hold right */
-       struct ipc_port * XNU_PTRAUTH_SIGNED_PTR("task.itk_settable_self") itk_settable_self; /* a send right */
+       struct ipc_port * XNU_PTRAUTH_SIGNED_PTR("task.itk_task_ports") itk_task_ports[TASK_SELF_PORT_COUNT];
+       struct ipc_port * XNU_PTRAUTH_SIGNED_PTR("task.itk_settable_self") itk_settable_self;   /* a send right */
+       struct ipc_port * XNU_PTRAUTH_SIGNED_PTR("task.itk_self") itk_self;                     /* immovable/pinned task port, does not hold right */
        struct exception_action exc_actions[EXC_TYPES_COUNT];
        /* a send right each valid element  */
-       struct ipc_port * XNU_PTRAUTH_SIGNED_PTR("task.itk_host") itk_host;      /* a send right */
-       struct ipc_port * XNU_PTRAUTH_SIGNED_PTR("task.itk_bootstrap") itk_bootstrap; /* a send right */
-       struct ipc_port * XNU_PTRAUTH_SIGNED_PTR("task.itk_seatbelt") itk_seatbelt;  /* a send right */
-       struct ipc_port * XNU_PTRAUTH_SIGNED_PTR("task.itk_gssd") itk_gssd;      /* yet another send right */
-       struct ipc_port * XNU_PTRAUTH_SIGNED_PTR("task.itk_debug_control") itk_debug_control; /* send right for debugmode communications */
-       struct ipc_port * XNU_PTRAUTH_SIGNED_PTR("task.itk_task_access") itk_task_access; /* and another send right */
-       struct ipc_port * XNU_PTRAUTH_SIGNED_PTR("task.itk_resume") itk_resume;    /* a receive right to resume this task */
+       struct ipc_port * XNU_PTRAUTH_SIGNED_PTR("task.itk_host") itk_host;                     /* a send right */
+       struct ipc_port * XNU_PTRAUTH_SIGNED_PTR("task.itk_bootstrap") itk_bootstrap;           /* a send right */
+       struct ipc_port * XNU_PTRAUTH_SIGNED_PTR("task.itk_seatbelt") itk_seatbelt;             /* a send right */
+       struct ipc_port * XNU_PTRAUTH_SIGNED_PTR("task.itk_gssd") itk_gssd;                     /* yet another send right */
+       struct ipc_port * XNU_PTRAUTH_SIGNED_PTR("task.itk_debug_control") itk_debug_control;   /* send right for debugmode communications */
+       struct ipc_port * XNU_PTRAUTH_SIGNED_PTR("task.itk_task_access") itk_task_access;       /* and another send right */
+       struct ipc_port * XNU_PTRAUTH_SIGNED_PTR("task.itk_resume") itk_resume;                 /* a receive right to resume this task */
        struct ipc_port * XNU_PTRAUTH_SIGNED_PTR("task.itk_registered") itk_registered[TASK_PORT_REGISTER_MAX];
        /* all send rights */
+       ipc_port_t * XNU_PTRAUTH_SIGNED_PTR("task.itk_dyld_notify") itk_dyld_notify; /* lazy send rights array of size DYLD_MAX_PROCESS_INFO_NOTIFY_COUNT */
 
        struct ipc_space * XNU_PTRAUTH_SIGNED_PTR("task.itk_space") itk_space;
 
@@ -233,7 +237,7 @@ struct task {
 
        MACHINE_TASK
 
-       integer_t faults;              /* faults counter */
+       counter_t faults;              /* faults counter */
        integer_t decompressions;      /* decompression counter */
        integer_t pageins;             /* pageins counter */
        integer_t cow_faults;          /* copy on write fault counter */
@@ -478,6 +482,8 @@ struct task {
 #if CONFIG_PHYS_WRITE_ACCT
        uint64_t        task_fs_metadata_writes;
 #endif /* CONFIG_PHYS_WRITE_ACCT */
+       uint32_t task_shared_region_slide;   /* cached here to avoid locking during telemetry */
+       uuid_t   task_shared_region_uuid;
 };
 
 /*
@@ -595,6 +601,14 @@ task_watchport_elem_deallocate(
 extern boolean_t
 task_has_watchports(task_t task);
 
+void
+task_dyld_process_info_update_helper(
+       task_t                  task,
+       size_t                  active_count,
+       vm_map_address_t        magic_addr,
+       ipc_port_t             *release_ports,
+       size_t                  release_count);
+
 #else   /* MACH_KERNEL_PRIVATE */
 
 __BEGIN_DECLS
@@ -1047,6 +1061,7 @@ extern boolean_t get_task_frozen(task_t);
 
 /* Convert from a task to a port */
 extern ipc_port_t convert_task_to_port(task_t);
+extern ipc_port_t convert_task_to_port_pinned(task_t);
 extern ipc_port_t convert_task_name_to_port(task_name_t);
 extern ipc_port_t convert_task_inspect_to_port(task_inspect_t);
 extern ipc_port_t convert_task_read_to_port(task_read_t);