xnu-7195.101.1.tar.gz

[apple/xnu.git] / osfmk / corpses / task_corpse.h

diff --git a/osfmk/corpses/task_corpse.h b/osfmk/corpses/task_corpse.h
index 5a4008186ad336bfcf0598d8a8417743467bc904..0e7719ece6f00ed5b613a189725b4f76c53b4a19 100644 (file)
--- a/osfmk/corpses/task_corpse.h
+++ b/osfmk/corpses/task_corpse.h
@@ -32,55 +32,18 @@
 #include <stdint.h>
 #include <mach/mach_types.h>
 #include <kern/kern_cdata.h>
+#include <kern/kcdata.h>
 
-typedef struct kcdata_item     *task_crashinfo_item_t;
-
-/*
- * NOTE: Please update libkdd/kcdata/kcdtypes.c if you make any changes
- * in TASK_CRASHINFO_* types.
- */
-
-#define TASK_CRASHINFO_BEGIN                KCDATA_BUFFER_BEGIN_CRASHINFO
-#define TASK_CRASHINFO_STRING_DESC          KCDATA_TYPE_STRING_DESC
-#define TASK_CRASHINFO_UINT32_DESC          KCDATA_TYPE_UINT32_DESC
-#define TASK_CRASHINFO_UINT64_DESC          KCDATA_TYPE_UINT64_DESC
-
-#define TASK_CRASHINFO_EXTMODINFO           0x801
-#define TASK_CRASHINFO_BSDINFOWITHUNIQID    0x802 /* struct proc_uniqidentifierinfo */
-#define TASK_CRASHINFO_TASKDYLD_INFO        0x803
-#define TASK_CRASHINFO_UUID                 0x804
-#define TASK_CRASHINFO_PID                  0x805
-#define TASK_CRASHINFO_PPID                 0x806
-#define TASK_CRASHINFO_RUSAGE               0x807  /* struct rusage */
-#define TASK_CRASHINFO_RUSAGE_INFO          0x808  /* struct rusage_info_current */
-#define TASK_CRASHINFO_PROC_NAME            0x809  /* char * */
-#define TASK_CRASHINFO_PROC_STARTTIME       0x80B  /* struct timeval64 */
-#define TASK_CRASHINFO_USERSTACK            0x80C  /* uint64_t */
-#define TASK_CRASHINFO_ARGSLEN              0x80D
-#define TASK_CRASHINFO_EXCEPTION_CODES      0x80E  /* mach_exception_data_t */
-#define TASK_CRASHINFO_PROC_PATH            0x80F  /* string of len MAXPATHLEN */
-#define TASK_CRASHINFO_PROC_CSFLAGS         0x810  /* uint32_t */
-#define TASK_CRASHINFO_PROC_STATUS          0x811  /* char */
-#define TASK_CRASHINFO_UID                  0x812  /* uid_t */
-#define TASK_CRASHINFO_GID                  0x813  /* gid_t */
-#define TASK_CRASHINFO_PROC_ARGC            0x814  /* int */
-#define TASK_CRASHINFO_PROC_FLAGS           0x815  /* unsigned int */
-#define TASK_CRASHINFO_CPUTYPE              0x816  /* cpu_type_t */
-#define TASK_CRASHINFO_WORKQUEUEINFO        0x817  /* struct proc_workqueueinfo */
-#define TASK_CRASHINFO_RESPONSIBLE_PID      0x818  /* pid_t */
-#define TASK_CRASHINFO_DIRTY_FLAGS          0x819  /* int */
-#define TASK_CRASHINFO_CRASHED_THREADID     0x81A  /* uint64_t */
-
-#define TASK_CRASHINFO_END                  KCDATA_TYPE_BUFFER_END
+typedef struct kcdata_item      *task_crashinfo_item_t;
 
 /* Deprecated: use the KCDATA_* macros for all future use */
-#define CRASHINFO_ITEM_TYPE(item)                KCDATA_ITEM_TYPE(item)
-#define CRASHINFO_ITEM_SIZE(item)                KCDATA_ITEM_SIZE(item)
-#define CRASHINFO_ITEM_DATA_PTR(item)    KCDATA_ITEM_DATA_PTR(item)
+#define CRASHINFO_ITEM_TYPE(item)                 KCDATA_ITEM_TYPE(item)
+#define CRASHINFO_ITEM_SIZE(item)                 KCDATA_ITEM_SIZE(item)
+#define CRASHINFO_ITEM_DATA_PTR(item)     KCDATA_ITEM_DATA_PTR(item)
 
 #define CRASHINFO_ITEM_NEXT_HEADER(item)  KCDATA_ITEM_NEXT_HEADER(item)
 
-#define CRASHINFO_ITEM_FOREACH(head)     KCDATA_ITEM_FOREACH(head)
+#define CRASHINFO_ITEM_FOREACH(head)      KCDATA_ITEM_FOREACH(head)
 
 
 #ifndef KERNEL
@@ -90,26 +53,65 @@ typedef struct kcdata_item  *task_crashinfo_item_t;
 
 #ifdef XNU_KERNEL_PRIVATE
 
-#define CORPSEINFO_ALLOCATION_SIZE (1024 * 1024 * 2)
+#define CORPSEINFO_ALLOCATION_SIZE (1024 * 16)
 #define TOTAL_CORPSES_ALLOWED 5
-
+#define TOTAL_USER_FAULTS_ALLOWED 1
 
 
 extern kern_return_t task_mark_corpse(task_t task);
 
-extern kern_return_t task_deliver_crash_notification(task_t task);
+extern kern_return_t task_deliver_crash_notification(task_t, thread_t, exception_type_t, mach_exception_subcode_t);
+
+/* In the corpseinfo kcd_user_flags */
+__options_closed_decl(corpse_flags_t, uint16_t, {
+       CORPSE_CRASHINFO_HAS_REF    = 0x1,
+       CORPSE_CRASHINFO_USER_FAULT = 0x2
+});
 
 extern kcdata_descriptor_t task_get_corpseinfo(task_t task);
 
 extern kcdata_descriptor_t  task_crashinfo_alloc_init(
-                                       mach_vm_address_t crash_data_p,
-                                       unsigned size);
-extern kern_return_t  task_crashinfo_destroy(kcdata_descriptor_t data);
+       mach_vm_address_t crash_data_p,
+       unsigned size, corpse_flags_t kc_u_flags, unsigned kc_flags);
+extern kern_return_t task_crashinfo_destroy(kcdata_descriptor_t data);
 
 extern void corpses_init(void);
 
+extern unsigned long total_corpses_count(void) __attribute__((pure));
 extern boolean_t corpses_enabled(void);
 
+extern kern_return_t task_generate_corpse_internal(
+       task_t task,
+       task_t *corpse_task,
+       thread_t *thread,
+       exception_type_t etype,
+       mach_exception_data_type_t code,
+       mach_exception_data_type_t subcode,
+       void *reason);
+
+extern void task_clear_corpse(task_t task);
+
+extern kern_return_t task_duplicate_map_and_threads(
+       task_t task,
+       void *p,
+       task_t new_task,
+       thread_t *thread,
+       uint64_t **udata_buffer,
+       int *size,
+       int *num_udata);
+
+extern kern_return_t task_enqueue_exception_with_corpse(
+       task_t task,
+       exception_type_t etype,
+       mach_exception_data_t code,
+       mach_msg_type_number_t codeCnt,
+       void *reason);
+
+extern void task_add_to_corpse_task_list(task_t corpse_task);
+void task_remove_from_corpse_task_list(task_t corpse_task);
+void task_purge_all_corpses(void);
+extern uint64_t task_corpse_get_crashed_thread_id(task_t corpse_task);
+
 #endif /* XNU_KERNEL_PRIVATE */
 
 #endif /* _TASK_CORPSE_H_ */