#ifndef _KERN_DEBUG_H_
#define _KERN_DEBUG_H_
#include <sys/cdefs.h>
#include <stdint.h>
#include <uuid/uuid.h>
#include <mach/boolean.h>
#ifndef XNU_KERNEL_PRIVATE
#include <TargetConditionals.h>
#endif
#ifdef __APPLE_API_PRIVATE
#ifdef __APPLE_API_UNSTABLE
#define STACKSHOT_IO_NUM_PRIORITIES 4
#define STACKSHOT_MAX_THREAD_NAME_SIZE 64
struct thread_snapshot {
uint32_t snapshot_magic;
uint32_t nkern_frames;
uint32_t nuser_frames;
uint64_t wait_event;
uint64_t continuation;
uint64_t thread_id;
uint64_t user_time;
uint64_t system_time;
int32_t state;
int32_t priority;
int32_t sched_pri;
int32_t sched_flags;
char ss_flags;
char ts_qos;
char ts_rqos;
char ts_rqos_override;
char io_tier;
char _reserved[3];
uint64_t disk_reads_count;
uint64_t disk_reads_size;
uint64_t disk_writes_count;
uint64_t disk_writes_size;
uint64_t io_priority_count[STACKSHOT_IO_NUM_PRIORITIES];
uint64_t io_priority_size[STACKSHOT_IO_NUM_PRIORITIES];
uint64_t paging_count;
uint64_t paging_size;
uint64_t non_paging_count;
uint64_t non_paging_size;
uint64_t data_count;
uint64_t data_size;
uint64_t metadata_count;
uint64_t metadata_size;
uint64_t voucher_identifier;
uint64_t total_syscalls;
char pth_name[STACKSHOT_MAX_THREAD_NAME_SIZE];
} __attribute__ ((packed));
struct thread_snapshot_v2 {
uint64_t ths_thread_id;
uint64_t ths_wait_event;
uint64_t ths_continuation;
uint64_t ths_total_syscalls;
uint64_t ths_voucher_identifier;
uint64_t ths_dqserialnum;
uint64_t ths_user_time;
uint64_t ths_sys_time;
uint64_t ths_ss_flags;
uint64_t ths_last_run_time;
uint64_t ths_last_made_runnable_time;
uint32_t ths_state;
uint32_t ths_sched_flags;
int16_t ths_base_priority;
int16_t ths_sched_priority;
uint8_t ths_eqos;
uint8_t ths_rqos;
uint8_t ths_rqos_override;
uint8_t ths_io_tier;
} __attribute__ ((packed));
struct task_snapshot {
uint32_t snapshot_magic;
int32_t pid;
uint64_t uniqueid;
uint64_t user_time_in_terminated_threads;
uint64_t system_time_in_terminated_threads;
uint8_t shared_cache_identifier[16];
uint64_t shared_cache_slide;
uint32_t nloadinfos;
int suspend_count;
int task_size;
int faults;
int pageins;
int cow_faults;
uint32_t ss_flags;
uint64_t p_start_sec;
uint64_t p_start_usec;
char p_comm[17];
uint32_t was_throttled;
uint32_t did_throttle;
uint32_t latency_qos;
uint64_t disk_reads_count;
uint64_t disk_reads_size;
uint64_t disk_writes_count;
uint64_t disk_writes_size;
uint64_t io_priority_count[STACKSHOT_IO_NUM_PRIORITIES];
uint64_t io_priority_size[STACKSHOT_IO_NUM_PRIORITIES];
uint64_t paging_count;
uint64_t paging_size;
uint64_t non_paging_count;
uint64_t non_paging_size;
uint64_t data_count;
uint64_t data_size;
uint64_t metadata_count;
uint64_t metadata_size;
uint32_t donating_pid_count;
} __attribute__ ((packed));
struct io_stats_snapshot
{
uint64_t ss_disk_reads_count;
uint64_t ss_disk_reads_size;
uint64_t ss_disk_writes_count;
uint64_t ss_disk_writes_size;
uint64_t ss_io_priority_count[STACKSHOT_IO_NUM_PRIORITIES];
uint64_t ss_io_priority_size[STACKSHOT_IO_NUM_PRIORITIES];
uint64_t ss_paging_count;
uint64_t ss_paging_size;
uint64_t ss_non_paging_count;
uint64_t ss_non_paging_size;
uint64_t ss_data_count;
uint64_t ss_data_size;
uint64_t ss_metadata_count;
uint64_t ss_metadata_size;
} __attribute__ ((packed));
struct task_snapshot_v2 {
uint64_t ts_unique_pid;
uint64_t ts_ss_flags;
uint64_t ts_user_time_in_terminated_threads;
uint64_t ts_system_time_in_terminated_threads;
uint64_t ts_p_start_sec;
uint64_t ts_task_size;
uint64_t ts_max_resident_size;
uint32_t ts_suspend_count;
uint32_t ts_faults;
uint32_t ts_pageins;
uint32_t ts_cow_faults;
uint32_t ts_was_throttled;
uint32_t ts_did_throttle;
uint32_t ts_latency_qos;
int32_t ts_pid;
char ts_p_comm[32];
} __attribute__ ((packed));
struct micro_snapshot {
uint32_t snapshot_magic;
uint32_t ms_cpu;
uint64_t ms_time;
uint64_t ms_time_microsecs;
uint8_t ms_flags;
uint16_t ms_opaque_flags;
} __attribute__ ((packed));
struct mem_and_io_snapshot {
uint32_t snapshot_magic;
uint32_t free_pages;
uint32_t active_pages;
uint32_t inactive_pages;
uint32_t purgeable_pages;
uint32_t wired_pages;
uint32_t speculative_pages;
uint32_t throttled_pages;
uint32_t filebacked_pages;
uint32_t compressions;
uint32_t decompressions;
uint32_t compressor_size;
int busy_buffer_count;
uint32_t pages_wanted;
uint32_t pages_reclaimed;
uint8_t pages_wanted_reclaimed_valid; } __attribute__((packed));
struct stack_snapshot_frame32 {
uint32_t lr;
uint32_t sp;
};
struct stack_snapshot_frame64 {
uint64_t lr;
uint64_t sp;
};
struct _dyld_cache_header
{
char magic[16]; uint32_t mappingOffset; uint32_t mappingCount; uint32_t imagesOffset; uint32_t imagesCount; uint64_t dyldBaseAddress; uint64_t codeSignatureOffset; uint64_t codeSignatureSize; uint64_t slideInfoOffset; uint64_t slideInfoSize; uint64_t localSymbolsOffset; uint64_t localSymbolsSize; uint8_t uuid[16]; };
struct dyld_uuid_info_32 {
uint32_t imageLoadAddress;
uuid_t imageUUID;
};
struct dyld_uuid_info_64 {
uint64_t imageLoadAddress;
uuid_t imageUUID;
};
enum micro_snapshot_flags {
kInterruptRecord = 0x1,
kTimerArmingRecord = 0x2,
kUserMode = 0x4,
};
enum generic_snapshot_flags {
kUser64_p = 0x1,
kKernel64_p = 0x2
};
enum task_snapshot_flags {
kTaskRsrcFlagged = 0x4, kTerminatedSnapshot = 0x8,
kPidSuspended = 0x10, kFrozen = 0x20, kTaskDarwinBG = 0x40,
kTaskExtDarwinBG = 0x80,
kTaskVisVisible = 0x100,
kTaskVisNonvisible = 0x200,
kTaskIsForeground = 0x400,
kTaskIsBoosted = 0x800,
kTaskIsSuppressed = 0x1000,
kTaskIsTimerThrottled = 0x2000,
kTaskIsImpDonor = 0x4000,
kTaskIsLiveImpDonor = 0x8000
};
enum thread_snapshot_flags {
kHasDispatchSerial = 0x4,
kStacksPCOnly = 0x8,
kThreadDarwinBG = 0x10,
kThreadIOPassive = 0x20,
kThreadSuspended = 0x40,
kThreadTruncatedBT = 0x80,
kGlobalForcedIdle = 0x100,
kThreadDecompressedBT = 0x200,
kThreadFaultedBT = 0x400
};
#define VM_PRESSURE_TIME_WINDOW 5
enum {
STACKSHOT_GET_DQ = 0x01,
STACKSHOT_SAVE_LOADINFO = 0x02,
STACKSHOT_GET_GLOBAL_MEM_STATS = 0x04,
STACKSHOT_SAVE_KEXT_LOADINFO = 0x08,
STACKSHOT_GET_MICROSTACKSHOT = 0x10,
STACKSHOT_GLOBAL_MICROSTACKSHOT_ENABLE = 0x20,
STACKSHOT_GLOBAL_MICROSTACKSHOT_DISABLE = 0x40,
STACKSHOT_SET_MICROSTACKSHOT_MARK = 0x80,
STACKSHOT_SAVE_KERNEL_FRAMES_ONLY = 0x100,
STACKSHOT_GET_BOOT_PROFILE = 0x200,
STACKSHOT_GET_WINDOWED_MICROSTACKSHOTS = 0x400,
STACKSHOT_WINDOWED_MICROSTACKSHOTS_ENABLE = 0x800,
STACKSHOT_WINDOWED_MICROSTACKSHOTS_DISABLE = 0x1000,
STACKSHOT_SAVE_IMP_DONATION_PIDS = 0x2000,
STACKSHOT_SAVE_IN_KERNEL_BUFFER = 0x4000,
STACKSHOT_RETRIEVE_EXISTING_BUFFER = 0x8000,
STACKSHOT_KCDATA_FORMAT = 0x10000,
STACKSHOT_ENABLE_FAULTING = 0x20000
};
#define STACKSHOT_KCTYPE_IOSTATS 0x901
#define STACKSHOT_KCTYPE_GLOBAL_MEM_STATS 0x902
#define STACKSHOT_KCCONTAINER_TASK 0x903
#define STACKSHOT_KCCONTAINER_THREAD 0x904
#define STACKSHOT_KCTYPE_TASK_SNAPSHOT 0x905
#define STACKSHOT_KCTYPE_THREAD_SNAPSHOT 0x906
#define STASKSHOT_KCTYPE_DONATING_PIDS 0x907
#define STACKSHOT_KCTYPE_SHAREDCACHE_LOADINFO 0x908
#define STACKSHOT_KCTYPE_THREAD_NAME 0x909
#define STACKSHOT_KCTYPE_KERN_STACKFRAME 0x90A
#define STACKSHOT_KCTYPE_KERN_STACKFRAME64 0x90B
#define STACKSHOT_KCTYPE_USER_STACKFRAME 0x90C
#define STACKSHOT_KCTYPE_USER_STACKFRAME64 0x90D
#define STACKSHOT_KCTYPE_BOOTARGS 0x90E
#define STACKSHOT_KCTYPE_OSVERSION 0x90F
#define STACKSHOT_KCTYPE_KERN_PAGE_SIZE 0x910
#define STACKSHOT_KCTYPE_JETSAM_LEVEL 0x911
#define STACKSHOT_THREAD_SNAPSHOT_MAGIC 0xfeedface
#define STACKSHOT_TASK_SNAPSHOT_MAGIC 0xdecafbad
#define STACKSHOT_MEM_AND_IO_SNAPSHOT_MAGIC 0xbfcabcde
#define STACKSHOT_MICRO_SNAPSHOT_MAGIC 0x31c54011
#endif
#endif
#ifdef KERNEL_PRIVATE
extern unsigned int systemLogDiags;
#if (!defined(__arm64__) && !defined(NAND_PANIC_DEVICE)) || defined(LEGACY_PANIC_LOGS)
extern char debug_buf[];
#endif
extern char *debug_buf_addr;
extern unsigned int debug_boot_arg;
extern unsigned char *kernel_uuid;
extern char kernel_uuid_string[];
#ifdef MACH_KERNEL_PRIVATE
extern boolean_t doprnt_hide_pointers;
extern unsigned int halt_in_debugger;
extern unsigned int switch_debugger;
extern unsigned int current_debugger;
#define NO_CUR_DB 0x0
#define KDP_CUR_DB 0x1
#define KDB_CUR_DB 0x2
extern unsigned int active_debugger;
extern unsigned int debug_mode;
extern unsigned int disable_debug_output;
extern unsigned int panicDebugging;
extern unsigned int logPanicDataToScreen;
extern unsigned int kdebug_serial;
extern int db_run_mode;
#define STEP_NONE 0
#define STEP_ONCE 1
#define STEP_RETURN 2
#define STEP_CALLT 3
#define STEP_CONTINUE 4
#define STEP_INVISIBLE 5
#define STEP_COUNT 6
#define STEP_TRACE 7
extern const char *panicstr;
extern volatile unsigned int nestedpanic;
extern int unsigned long panic_caller;
extern char *debug_buf_ptr;
extern unsigned int debug_buf_size;
extern void debug_log_init(void);
extern void debug_putc(char);
extern void panic_init(void);
int packA(char *inbuf, uint32_t length, uint32_t buflen);
void unpackA(char *inbuf, uint32_t length);
void panic_display_system_configuration(void);
void panic_display_zprint(void);
void panic_display_kernel_aslr(void);
void panic_display_hibb(void);
void panic_display_model_name(void);
void panic_display_kernel_uuid(void);
#if CONFIG_ZLEAKS
void panic_display_ztrace(void);
#endif
#if CONFIG_ECC_LOGGING
void panic_display_ecc_errors(void);
#endif
#endif
#define DB_HALT 0x1
#define DB_PRT 0x2
#define DB_NMI 0x4
#define DB_KPRT 0x8
#define DB_KDB 0x10
#define DB_SLOG 0x20
#define DB_ARP 0x40
#define DB_KDP_BP_DIS 0x80
#define DB_LOG_PI_SCRN 0x100
#define DB_KDP_GETC_ENA 0x200
#define DB_KERN_DUMP_ON_PANIC 0x400
#define DB_KERN_DUMP_ON_NMI 0x800
#define DB_DBG_POST_CORE 0x1000
#define DB_PANICLOG_DUMP 0x2000
#define DB_REBOOT_POST_CORE 0x4000
#define DB_NMI_BTN_ENA 0x8000
#define DB_PRT_KDEBUG 0x10000
#define DB_DISABLE_LOCAL_CORE 0x20000
#if DEBUG
extern int debug_kprint_syscall;
extern int debug_kprint_current_process(const char **namep);
#define DEBUG_KPRINT_SYSCALL_PREDICATE_INTERNAL(mask, namep) \
( (debug_kprint_syscall & (mask)) && debug_kprint_current_process(namep) )
#define DEBUG_KPRINT_SYSCALL_MASK(mask, fmt, args...) do { \
const char *dks_name = NULL; \
if (DEBUG_KPRINT_SYSCALL_PREDICATE_INTERNAL(mask, &dks_name)) { \
kprintf("[%s%s%p]" fmt, dks_name ? dks_name : "", \
dks_name ? "@" : "", current_thread(), args); \
} \
} while (0)
#else
#define DEBUG_KPRINT_SYSCALL_PREDICATE_INTERNAL(mask, namep) (0)
#define DEBUG_KPRINT_SYSCALL_MASK(mask, fmt, args...) do { } while (0)
#endif
enum {
DEBUG_KPRINT_SYSCALL_UNIX_MASK = 1 << 0,
DEBUG_KPRINT_SYSCALL_MACH_MASK = 1 << 1,
DEBUG_KPRINT_SYSCALL_MDEP_MASK = 1 << 2,
DEBUG_KPRINT_SYSCALL_IPC_MASK = 1 << 3
};
#define DEBUG_KPRINT_SYSCALL_PREDICATE(mask) \
DEBUG_KPRINT_SYSCALL_PREDICATE_INTERNAL(mask, NULL)
#define DEBUG_KPRINT_SYSCALL_UNIX(fmt, args...) \
DEBUG_KPRINT_SYSCALL_MASK(DEBUG_KPRINT_SYSCALL_UNIX_MASK,fmt,args)
#define DEBUG_KPRINT_SYSCALL_MACH(fmt, args...) \
DEBUG_KPRINT_SYSCALL_MASK(DEBUG_KPRINT_SYSCALL_MACH_MASK,fmt,args)
#define DEBUG_KPRINT_SYSCALL_MDEP(fmt, args...) \
DEBUG_KPRINT_SYSCALL_MASK(DEBUG_KPRINT_SYSCALL_MDEP_MASK,fmt,args)
#define DEBUG_KPRINT_SYSCALL_IPC(fmt, args...) \
DEBUG_KPRINT_SYSCALL_MASK(DEBUG_KPRINT_SYSCALL_IPC_MASK,fmt,args)
#endif
#ifdef KERNEL
__BEGIN_DECLS
extern void panic(const char *string, ...) __printflike(1,2);
#if KERNEL_PRIVATE
void _consume_panic_args(int, ...);
void panic_context(unsigned int reason, void *ctx, const char *string, ...);
#endif
#if CONFIG_NO_PANIC_STRINGS
#if KERNEL_PRIVATE
#define panic_plain(x, ...) _consume_panic_args( 0, ## __VA_ARGS__ )
#define panic(x, ...) _consume_panic_args( 0, ## __VA_ARGS__ )
#else
#define panic_plain(...) (panic)((char *)0)
#define panic(...) (panic)((char *)0)
#endif
#else
#define panic_plain(ex, ...) \
(panic)(ex, ## __VA_ARGS__)
#define __STRINGIFY(x) #x
#define LINE_NUMBER(x) __STRINGIFY(x)
#define PANIC_LOCATION __FILE__ ":" LINE_NUMBER(__LINE__)
#define panic(ex, ...) \
(panic)(# ex "@" PANIC_LOCATION, ## __VA_ARGS__)
#endif
#ifdef KERNEL_PRIVATE
void populate_model_name(char *);
unsigned panic_active(void);
#endif
__END_DECLS
#endif
#endif