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tools/lldbmacros/kcdata.py xnu-12377.101.15 /dev/null
--- xnu/xnu-12377.101.15/tools/lldbmacros/kcdata.py
+++ /dev/null
@@ -1,2889 +0,0 @@
-#!/usr/bin/env python3
-import sys
-import struct
-import mmap
-import json
-import copy
-import re
-import base64
-import argparse
-import logging
-import contextlib
-import zlib
-from operator import itemgetter
-
-long = int
-
-class Globals(object):
-    pass
-G = Globals()
-G.accept_incomplete_data = False
-G.data_was_incomplete = False
-
-kcdata_type_def = {
-    'KCDATA_TYPE_INVALID':              0x0,
-    'KCDATA_TYPE_STRING_DESC':          0x1,
-    'KCDATA_TYPE_UINT32_DESC':          0x2,
-    'KCDATA_TYPE_UINT64_DESC':          0x3,
-    'KCDATA_TYPE_INT32_DESC':           0x4,
-    'KCDATA_TYPE_INT64_DESC':           0x5,
-    'KCDATA_TYPE_BINDATA_DESC':         0x6,
-    'KCDATA_TYPE_ARRAY':                0x11,
-    'KCDATA_TYPE_TYPEDEFINITION':       0x12,
-    'KCDATA_TYPE_CONTAINER_BEGIN':      0x13,
-    'KCDATA_TYPE_CONTAINER_END':        0x14,
-
-    'KCDATA_TYPE_ARRAY_PAD0':           0x20,
-    'KCDATA_TYPE_ARRAY_PAD1':           0x21,
-    'KCDATA_TYPE_ARRAY_PAD2':           0x22,
-    'KCDATA_TYPE_ARRAY_PAD3':           0x23,
-    'KCDATA_TYPE_ARRAY_PAD4':           0x24,
-    'KCDATA_TYPE_ARRAY_PAD5':           0x25,
-    'KCDATA_TYPE_ARRAY_PAD6':           0x26,
-    'KCDATA_TYPE_ARRAY_PAD7':           0x27,
-    'KCDATA_TYPE_ARRAY_PAD8':           0x28,
-    'KCDATA_TYPE_ARRAY_PAD9':           0x29,
-    'KCDATA_TYPE_ARRAY_PADa':           0x2a,
-    'KCDATA_TYPE_ARRAY_PADb':           0x2b,
-    'KCDATA_TYPE_ARRAY_PADc':           0x2c,
-    'KCDATA_TYPE_ARRAY_PADd':           0x2d,
-    'KCDATA_TYPE_ARRAY_PADe':           0x2e,
-    'KCDATA_TYPE_ARRAY_PADf':           0x2f,
-
-    'KCDATA_TYPE_LIBRARY_LOADINFO':     0x30,
-    'KCDATA_TYPE_LIBRARY_LOADINFO64':   0x31,
-    'KCDATA_TYPE_TIMEBASE':             0x32,
-    'KCDATA_TYPE_MACH_ABSOLUTE_TIME':   0x33,
-    'KCDATA_TYPE_TIMEVAL':              0x34,
-    'KCDATA_TYPE_USECS_SINCE_EPOCH':    0x35,
-    'KCDATA_TYPE_PID':                  0x36,
-    'KCDATA_TYPE_PROCNAME':             0x37,
-    'KCDATA_TYPE_NESTED_KCDATA':        0x38,
-    'KCDATA_TYPE_LIBRARY_AOTINFO':      0x39,
-
-    'STACKSHOT_KCCONTAINER_TASK':       0x903,
-    'STACKSHOT_KCCONTAINER_THREAD':     0x904,
-    'STACKSHOT_KCTYPE_DONATING_PIDS':   0x907,
-    'STACKSHOT_KCTYPE_SHAREDCACHE_LOADINFO': 0x908,
-    'STACKSHOT_KCTYPE_THREAD_NAME':     0x909,
-    'STACKSHOT_KCTYPE_KERN_STACKFRAME': 0x90A,
-    'STACKSHOT_KCTYPE_KERN_STACKFRAME64': 0x90B,
-    'STACKSHOT_KCTYPE_USER_STACKFRAME': 0x90C,
-    'STACKSHOT_KCTYPE_USER_STACKFRAME64': 0x90D,
-    'STACKSHOT_KCTYPE_BOOTARGS':        0x90E,
-    'STACKSHOT_KCTYPE_OSVERSION':       0x90F,
-    'STACKSHOT_KCTYPE_KERN_PAGE_SIZE':  0x910,
-    'STACKSHOT_KCTYPE_JETSAM_LEVEL':    0x911,
-    'STACKSHOT_KCTYPE_DELTA_SINCE_TIMESTAMP': 0x912,
-    'STACKSHOT_KCTYPE_KERN_STACKLR':  0x913,
-    'STACKSHOT_KCTYPE_KERN_STACKLR64':  0x914,
-    'STACKSHOT_KCTYPE_USER_STACKLR':  0x915,
-    'STACKSHOT_KCTYPE_USER_STACKLR64':  0x916,
-    'STACKSHOT_KCTYPE_NONRUNNABLE_TIDS':  0x917,
-    'STACKSHOT_KCTYPE_NONRUNNABLE_TASKS':  0x918,
-    'STACKSHOT_KCTYPE_CPU_TIMES': 0x919,
-    'STACKSHOT_KCTYPE_STACKSHOT_DURATION': 0x91a,
-    'STACKSHOT_KCTYPE_STACKSHOT_FAULT_STATS': 0x91b,
-    'STACKSHOT_KCTYPE_KERNELCACHE_LOADINFO': 0x91c,
-    'STACKSHOT_KCTYPE_THREAD_WAITINFO' : 0x91d,
-    'STACKSHOT_KCTYPE_THREAD_GROUP_SNAPSHOT' : 0x91e,
-    'STACKSHOT_KCTYPE_THREAD_GROUP' : 0x91f,
-    'STACKSHOT_KCTYPE_JETSAM_COALITION_SNAPSHOT' : 0x920,
-    'STACKSHOT_KCTYPE_JETSAM_COALITION' : 0x921,
-    'STACKSHOT_KCTYPE_THREAD_POLICY_VERSION': 0x922,
-    'STACKSHOT_KCTYPE_INSTRS_CYCLES' : 0x923,
-    'STACKSHOT_KCTYPE_USER_STACKTOP' : 0x924,
-    'STACKSHOT_KCTYPE_ASID' : 0x925,
-    'STACKSHOT_KCTYPE_PAGE_TABLES' : 0x926,
-    'STACKSHOT_KCTYPE_SYS_SHAREDCACHE_LAYOUT' : 0x927,
-    'STACKSHOT_KCTYPE_THREAD_DISPATCH_QUEUE_LABEL' : 0x928,
-    'STACKSHOT_KCTYPE_THREAD_TURNSTILEINFO' : 0x929,
-    'STACKSHOT_KCTYPE_TASK_CPU_ARCHITECTURE' : 0x92a,
-    'STACKSHOT_KCTYPE_LATENCY_INFO' : 0x92b,
-    'STACKSHOT_KCTYPE_LATENCY_INFO_TASK' : 0x92c,
-    'STACKSHOT_KCTYPE_LATENCY_INFO_THREAD' : 0x92d,
-    'STACKSHOT_KCTYPE_LOADINFO64_TEXT_EXEC' : 0x92e,
-    'STACKSHOT_KCTYPE_AOTCACHE_LOADINFO' : 0x92f,
-    'STACKSHOT_KCTYPE_TRANSITIONING_TASK_SNAPSHOT' : 0x930,
-    'STACKSHOT_KCCONTAINER_TRANSITIONING_TASK' : 0x931,
-    'STACKSHOT_KCTYPE_USER_ASYNC_START_INDEX' : 0x932,
-    'STACKSHOT_KCTYPE_USER_ASYNC_STACKLR64' : 0x933,
-    'STACKSHOT_KCCONTAINER_PORTLABEL' : 0x934,
-    'STACKSHOT_KCTYPE_PORTLABEL' : 0x935,
-    'STACKSHOT_KCTYPE_PORTLABEL_NAME' : 0x936,
-    'STACKSHOT_KCTYPE_DYLD_COMPACTINFO' : 0x937,
-    'STACKSHOT_KCTYPE_SUSPENSION_INFO' : 0x938,
-    'STACKSHOT_KCTYPE_SUSPENSION_SOURCE' : 0x939,
-    'STACKSHOT_KCTYPE_TASK_DELTA_SNAPSHOT': 0x940,
-    'STACKSHOT_KCTYPE_THREAD_DELTA_SNAPSHOT': 0x941,
-    'STACKSHOT_KCCONTAINER_SHAREDCACHE' : 0x942,
-    'STACKSHOT_KCTYPE_SHAREDCACHE_INFO' : 0x943,
-    'STACKSHOT_KCTYPE_SHAREDCACHE_AOTINFO' : 0x944,
-    'STACKSHOT_KCTYPE_SHAREDCACHE_ID' : 0x945,
-    'STACKSHOT_KCTYPE_CODESIGNING_INFO' : 0x946,
-    'STACKSHOT_KCTYPE_OS_BUILD_VERSION' : 0x947,
-    'STACKSHOT_KCTYPE_KERN_EXCLAVES_THREADINFO' : 0x948,
-    'STACKSHOT_KCCONTAINER_EXCLAVES' : 0x949,
-    'STACKSHOT_KCCONTAINER_EXCLAVE_SCRESULT' : 0x94a,
-    'STACKSHOT_KCTYPE_EXCLAVE_SCRESULT_INFO' : 0x94b,
-    'STACKSHOT_KCCONTAINER_EXCLAVE_IPCSTACKENTRY' : 0x94c,
-    'STACKSHOT_KCTYPE_EXCLAVE_IPCSTACKENTRY_INFO' : 0x94d,
-    'STACKSHOT_KCTYPE_EXCLAVE_IPCSTACKENTRY_ECSTACK' : 0x94e,
-    'STACKSHOT_KCCONTAINER_EXCLAVE_ADDRESSSPACE' : 0x94f,
-    'STACKSHOT_KCTYPE_EXCLAVE_ADDRESSSPACE_INFO' : 0x950,
-    'STACKSHOT_KCTYPE_EXCLAVE_ADDRESSSPACE_NAME' : 0x951,
-    'STACKSHOT_KCCONTAINER_EXCLAVE_TEXTLAYOUT' : 0x952,
-    'STACKSHOT_KCTYPE_EXCLAVE_TEXTLAYOUT_INFO' : 0x953,
-    'STACKSHOT_KCTYPE_EXCLAVE_TEXTLAYOUT_SEGMENTS' : 0x954,
-    'STACKSHOT_KCTYPE_KERN_EXCLAVES_CRASH_THREADINFO' : 0x955,
-    'STACKSHOT_KCTYPE_LATENCY_INFO_CPU': 0x956,
-    'STACKSHOT_KCTYPE_TASK_EXEC_META': 0x957,
-    'STACKSHOT_KCTYPE_TASK_MEMORYSTATUS': 0x958,
-    'STACKSHOT_KCTYPE_MTEINFO_CELL': 0x959,
-    'STACKSHOT_KCTYPE_LATENCY_INFO_BUFFER': 0x95a,
-    'STACKSHOT_KCTYPE_VMRL_BLOCKING_RELS': 0x95b,
-    'STACKSHOT_KCTYPE_LOCK_STATE': 0x95c,
-
-    'KCDATA_TYPE_BUFFER_END':      0xF19158ED,
-
-    'TASK_CRASHINFO_EXTMODINFO':           0x801,
-    'TASK_CRASHINFO_BSDINFOWITHUNIQID':    0x802,
-    'TASK_CRASHINFO_TASKDYLD_INFO':        0x803,
-    'TASK_CRASHINFO_UUID':                 0x804,
-    'TASK_CRASHINFO_PID':                  0x805,
-    'TASK_CRASHINFO_PPID':                 0x806,
-
-    # Don't want anyone using this.  It's struct rusage from whatever machine generated the data
-    #'TASK_CRASHINFO_RUSAGE':               0x807,
-    'Type_0x807':               0x807,
-
-    'TASK_CRASHINFO_RUSAGE_INFO':          0x808,
-    'TASK_CRASHINFO_PROC_NAME':            0x809,
-    'TASK_CRASHINFO_PROC_STARTTIME':       0x80B,
-    'TASK_CRASHINFO_USERSTACK':            0x80C,
-    'TASK_CRASHINFO_ARGSLEN':              0x80D,
-    'TASK_CRASHINFO_EXCEPTION_CODES':      0x80E,
-    'TASK_CRASHINFO_PROC_PATH':            0x80F,
-    'TASK_CRASHINFO_PROC_CSFLAGS':         0x810,
-    'TASK_CRASHINFO_PROC_STATUS':          0x811,
-    'TASK_CRASHINFO_UID':                  0x812,
-    'TASK_CRASHINFO_GID':                  0x813,
-    'TASK_CRASHINFO_PROC_ARGC':            0x814,
-    'TASK_CRASHINFO_PROC_FLAGS':           0x815,
-    'TASK_CRASHINFO_CPUTYPE':              0x816,
-    'TASK_CRASHINFO_WORKQUEUEINFO':        0x817,
-    'TASK_CRASHINFO_RESPONSIBLE_PID':      0x818,
-    'TASK_CRASHINFO_DIRTY_FLAGS':          0x819,
-    'TASK_CRASHINFO_CRASHED_THREADID':     0x81A,
-    'TASK_CRASHINFO_COALITION_ID':         0x81B,
-    'TASK_CRASHINFO_JIT_ADDRESS_RANGE':    0x840,
-    'TASK_CRASHINFO_MB':                   0x841,
-    'TASK_CRASHINFO_CS_AUXILIARY_INFO':    0x842,
-    'TASK_CRASHINFO_VOUCHER_INFO':         0x846,
-    'TASK_CRASHINFO_SANDBOX_PROFILE':      0x847,
-    'EXIT_REASON_SNAPSHOT':                0x1001,
-    'EXIT_REASON_USER_DESC':               0x1002,
-    'EXIT_REASON_USER_PAYLOAD':            0x1003,
-    'EXIT_REASON_CODESIGNING_INFO':        0x1004,
-    'EXIT_REASON_WORKLOOP_ID':             0x1005,
-    'EXIT_REASON_DISPATCH_QUEUE_NO':       0x1006,
-    'KCDATA_BUFFER_BEGIN_CRASHINFO':       0xDEADF157,
-    'KCDATA_BUFFER_BEGIN_DELTA_STACKSHOT': 0xDE17A59A,
-    'KCDATA_BUFFER_BEGIN_STACKSHOT':       0x59a25807,
-    'KCDATA_BUFFER_BEGIN_COMPRESSED':      0x434f4d50,
-    'KCDATA_BUFFER_BEGIN_OS_REASON':       0x53A20900,
-    'KCDATA_BUFFER_BEGIN_XNUPOST_CONFIG':  0x1E21C09F
-}
-kcdata_type_def_rev = dict((v, k) for k, v in iter(kcdata_type_def.items()))
-
-KNOWN_TYPES_COLLECTION = {}
-
-KNOWN_TOPLEVEL_CONTAINER_TYPES = ()
-
-def enum(**args):
-    return type('enum', (), args)
-
-#
-# Decode bytes as UTF-8, using surrogateescape if there are invalid UTF-8
-# sequences; see PEP-383
-#
-def BytesToString(b):
-    if isinstance(b, str):
-        return b
-    return b.decode('utf-8', errors="surrogateescape")
-
-# important keys
-SC_SLID_FIRSTMAPPING_KEY = 'sharedCacheSlidFirstMapping'
-
-# important builtin types
-KCSUBTYPE_TYPE = enum(KC_ST_CHAR=1, KC_ST_INT8=2, KC_ST_UINT8=3, KC_ST_INT16=4, KC_ST_UINT16=5, KC_ST_INT32=6, KC_ST_UINT32=7, KC_ST_INT64=8, KC_ST_UINT64=9)
-
-
-LEGAL_OLD_STYLE_ARRAY_TYPE_NAMES = ['KCDATA_TYPE_LIBRARY_LOADINFO',
-                                    'KCDATA_TYPE_LIBRARY_LOADINFO64',
-                                    'STACKSHOT_KCTYPE_KERN_STACKFRAME',
-                                    'STACKSHOT_KCTYPE_USER_STACKFRAME',
-                                    'STACKSHOT_KCTYPE_KERN_STACKFRAME64',
-                                    'STACKSHOT_KCTYPE_USER_STACKFRAME64',
-                                    'STACKSHOT_KCTYPE_DONATING_PIDS',
-                                    'STACKSHOT_KCTYPE_THREAD_DELTA_SNAPSHOT']
-
-KCDATA_FLAGS_STRUCT_PADDING_MASK = 0xf
-KCDATA_FLAGS_STRUCT_HAS_PADDING = 0x80
-
-class KCSubTypeElement(object):
-    """convert kcdata_subtype_descriptor to """
-    _unpack_formats = (None, 'c', 'b', 'B', 'h', 'H', 'i', 'I', 'q', 'Q')
-    _ctypes = ('Unknown', 'char', 'int8_t', 'uint8_t', 'int16_t', 'uint16_t', 'int32_t', 'uint32_t', 'int64_t', 'uint64_t')
-
-    def __init__(self, st_name, st_type, st_size, st_offset=0, st_flag=0, custom_repr=None):
-        self.name = st_name
-        self.offset = st_offset
-        self.type_id = st_type
-        if st_type <= 0 or st_type > KCSUBTYPE_TYPE.KC_ST_UINT64:
-            raise ValueError("Invalid type passed %d" % st_type)
-        self.unpack_fmt = KCSubTypeElement._unpack_formats[self.type_id]
-        self.size = st_size
-        self.totalsize = st_size
-        self.count = 1
-        self.is_array_type = False
-        self.custom_JsonRepr = custom_repr
-        if (st_flag & 0x1) == 0x1:
-            self.is_array_type = True
-            self.size = st_size & 0xffff
-            self.count = (st_size >> 16) & 0xffff
-            self.totalsize = self.size * self.count
-
-    @staticmethod
-    def GetSizeForArray(el_count, el_size):
-        return ((el_count & 0xffff) << 16) | (el_size & 0xffff)
-
-    @staticmethod
-    def FromBinaryTypeData(byte_data):
-        (st_flag, st_type, st_offset, st_size, st_name) = struct.unpack_from('=BBHI32s', byte_data)
-        st_name = BytesToString(st_name).rstrip('\0')
-        return KCSubTypeElement(st_name, st_type, st_size, st_offset, st_flag)
-
-    @staticmethod
-    def FromBasicCtype(st_name, st_type, st_offset=0, legacy_size=None):
-        if st_type <= 0 or st_type > KCSUBTYPE_TYPE.KC_ST_UINT64:
-            raise ValueError("Invalid type passed %d" % st_type)
-        st_size = struct.calcsize(KCSubTypeElement._unpack_formats[st_type])
-        st_flag = 0
-        retval = KCSubTypeElement(st_name, st_type, st_size, st_offset, st_flag, KCSubTypeElement._get_naked_element_value)
-        if legacy_size:
-            retval.legacy_size = legacy_size
-        return retval
-
-    @staticmethod
-    def FromKCSubTypeElement(other, name_override=''):
-        _copy = copy.copy(other)
-        if name_override:
-            _copy.name = name_override
-        return copy
-
-    def GetName(self):
-        return self.name
-
-    def GetTotalSize(self):
-        return self.totalsize
-
-    def GetValueAsString(self, base_data, array_pos=0):
-        v = self.GetValue(base_data, array_pos)
-        if isinstance(v, bytes):
-            return BytesToString(v)
-        return str(v)
-
-    def GetValue(self, base_data, array_pos=0):
-        return struct.unpack_from(self.unpack_fmt, base_data[self.offset + (array_pos * self.size):])[0]
-
-    @staticmethod
-    def _get_naked_element_value(elementValue, elementName):
-        return json.dumps(elementValue)
-
-    def __str__(self):
-        if self.is_array_type:
-            return '[%d,%d] %s  %s[%d];' % (self.offset, self.totalsize, self.GetCTypeDesc(), self.name, self.count)
-        return '[%d,%d] %s  %s;' % (self.offset, self.totalsize, self.GetCTypeDesc(), self.name)
-
-    def __repr__(self):
-        return str(self)
-
-    def GetCTypeDesc(self):
-        return KCSubTypeElement._ctypes[self.type_id]
-
-    def GetStringRepr(self, base_data):
-        if not self.is_array_type:
-            return self.GetValueAsString(base_data)
-        if self.type_id == KCSUBTYPE_TYPE.KC_ST_CHAR:
-            str_len = self.count
-            if len(base_data) < str_len:
-                str_len = len(base_data)
-            str_arr = []
-            for i in range(str_len):
-                _v = self.GetValue(base_data, i)
-                if ord(_v) == 0:
-                    break
-                str_arr.append(self.GetValueAsString(base_data, i))
-            return json.dumps(''.join(str_arr))
-
-        count = self.count
-        if count > len(base_data)//self.size:
-            count = len(base_data)//self.size
-
-        o = '[' + ','.join([self.GetValueAsString(base_data, i) for i in range(count)]) + ']'
-
-        return o
-
-    def GetJsonRepr(self, base_data, flags=0):
-        if (flags & (KCDATA_FLAGS_STRUCT_HAS_PADDING | KCDATA_FLAGS_STRUCT_PADDING_MASK)) != 0:
-            padding = (flags & KCDATA_FLAGS_STRUCT_PADDING_MASK)
-            if padding:
-                base_data = base_data[:-padding]
-        if self.custom_JsonRepr:
-            if self.is_array_type:
-                e_data = [self.GetValue(base_data, i) for i in range(self.count)]
-            else:
-                e_data = self.GetValue(base_data)
-            return self.custom_JsonRepr(e_data, self.name)
-        return self.GetStringRepr(base_data)
-
-    def sizeof(self):
-        return self.totalsize
-
-    def ShouldSkip(self, data):
-        return len(data) < self.offset + self.totalsize
-
-    def ShouldMerge(self):
-        return False
-
-
-class KCTypeDescription(object):
-    def __init__(self, t_type_id, t_elements=[], t_name='anon', custom_repr=None, legacy_size=None, merge=False, naked=False):
-        self.type_id = t_type_id
-        self.elements = t_elements
-        self.name = t_name
-        self.totalsize = 0
-        self.custom_JsonRepr = custom_repr
-        if legacy_size:
-            self.legacy_size = legacy_size
-        self.merge = merge
-        self.naked = naked
-        for e in self.elements:
-            self.totalsize += e.GetTotalSize()
-
-    def ValidateData(self, base_data):
-        if len(base_data) >= self.totalsize:
-            return True
-        return False
-
-    def GetTypeID(self):
-        return self.type_id
-
-    def GetName(self):
-        return self.name
-
-    def __str__(self):
-        o = '%s {\n\t' % self.name + "\n\t".join([str(e) for e in self.elements]) + '\n};'
-        return o
-
-    @staticmethod
-    def FromKCTypeDescription(other, t_type_id, t_name):
-        retval = KCTypeDescription(t_type_id, other.elements, t_name, other.custom_JsonRepr,
-                                   legacy_size=getattr(other, 'legacy_size', None))
-        return retval
-
-    def ShouldMerge(self):
-        return self.merge
-
-    def GetJsonRepr(self, base_data, flags):
-        if (flags & (KCDATA_FLAGS_STRUCT_HAS_PADDING | KCDATA_FLAGS_STRUCT_PADDING_MASK)) != 0:
-            padding = (flags & KCDATA_FLAGS_STRUCT_PADDING_MASK)
-            if padding:
-                base_data = base_data[:-padding]
-        elif hasattr(self, 'legacy_size') and len(base_data) == self.legacy_size + ((-self.legacy_size) & 0xf):
-            base_data = base_data[:self.legacy_size]
-        if self.custom_JsonRepr:
-            return self.custom_JsonRepr([e.GetValue(base_data) for e in self.elements])
-        if self.naked:
-            o = ", ".join([e.GetJsonRepr(base_data) for e in self.elements if not e.ShouldSkip(base_data)])
-        else:
-            o = ", ".join(['"%s": %s' % (e.GetName(), e.GetJsonRepr(base_data)) for e in self.elements if not e.ShouldSkip(base_data)])
-        if not self.merge:
-            o = '{' + o + '}'
-        return o
-
-    def sizeof(self):
-        return max(st.totalsize + st.offset for st in self.elements)
-
-
-def GetTypeNameForKey(k):
-    retval = "0x%x" % k
-    if k in KNOWN_TYPES_COLLECTION:
-        retval = KNOWN_TYPES_COLLECTION[k].GetName()
-    elif k in kcdata_type_def_rev:
-        retval = kcdata_type_def_rev[k]
-    return retval
-
-
-def GetTypeForName(n):
-    ret = 0
-    if n in kcdata_type_def:
-        ret = kcdata_type_def[n]
-    return ret
-
-
-LEGAL_OLD_STYLE_ARRAY_TYPES = list(map(GetTypeForName, LEGAL_OLD_STYLE_ARRAY_TYPE_NAMES))
-
-kcdata_type_def_rev[GetTypeForName('KCDATA_BUFFER_BEGIN_STACKSHOT')] = 'kcdata_stackshot'
-kcdata_type_def_rev[GetTypeForName('KCDATA_BUFFER_BEGIN_DELTA_STACKSHOT')] = 'kcdata_delta_stackshot'
-kcdata_type_def_rev[GetTypeForName('KCDATA_BUFFER_BEGIN_CRASHINFO')] = 'kcdata_crashinfo'
-kcdata_type_def_rev[GetTypeForName('KCDATA_BUFFER_BEGIN_OS_REASON')] = 'kcdata_reason'
-kcdata_type_def_rev[GetTypeForName('STACKSHOT_KCCONTAINER_TASK')] = 'task_snapshots'
-kcdata_type_def_rev[GetTypeForName('STACKSHOT_KCCONTAINER_TRANSITIONING_TASK')] = 'transitioning_task_snapshots'
-kcdata_type_def_rev[GetTypeForName('STACKSHOT_KCCONTAINER_THREAD')] = 'thread_snapshots'
-kcdata_type_def_rev[GetTypeForName('STACKSHOT_KCCONTAINER_PORTLABEL')] = 'portlabels'
-kcdata_type_def_rev[GetTypeForName('STACKSHOT_KCCONTAINER_SHAREDCACHE')] = 'shared_caches'
-kcdata_type_def_rev[GetTypeForName('KCDATA_BUFFER_BEGIN_XNUPOST_CONFIG')] = 'xnupost_testconfig'
-kcdata_type_def_rev[GetTypeForName('STACKSHOT_KCCONTAINER_EXCLAVES')] = 'threads_exclave'
-kcdata_type_def_rev[GetTypeForName('STACKSHOT_KCCONTAINER_EXCLAVE_SCRESULT')] = 'thread_exclave'
-kcdata_type_def_rev[GetTypeForName('STACKSHOT_KCCONTAINER_EXCLAVE_IPCSTACKENTRY')] = 'exclave_ipcstackentry'
-kcdata_type_def_rev[GetTypeForName('STACKSHOT_KCCONTAINER_EXCLAVE_ADDRESSSPACE')] = 'exclave_addressspace'
-kcdata_type_def_rev[GetTypeForName('STACKSHOT_KCCONTAINER_EXCLAVE_TEXTLAYOUT')] = 'exclave_textlayout'
-
-class Indent(object):
-    def __init__(self):
-        self.n = 0
-    def __call__(self, end=False):
-        if end:
-            return " " * (self.n-4)
-        else:
-            return " " * self.n
-    @contextlib.contextmanager
-    def indent(self):
-        self.n += 4
-        try:
-            yield
-        finally:
-            self.n -= 4
-
-INDENT = Indent()
-
-class KCObject(object):
-
-    def __init__(self, type_code, data, offset, flags=0):
-
-        self.i_type = type_code
-        self.i_data = data
-        self.offset = offset
-        self.i_size = len(data)
-        self.i_flags = flags
-        self.obj_collection = []
-        self.obj = {}
-        self.is_container_type = False
-        self.is_array_type = False
-        self.is_naked_type = False
-        self.nested_kcdata = None
-        self.i_name = GetTypeNameForKey(type_code)
-
-        self.ParseData()
-
-        if self.i_type == GetTypeForName('KCDATA_TYPE_CONTAINER_BEGIN'):
-            self.__class__ = KCContainerObject
-        elif self.i_type == GetTypeForName('KCDATA_BUFFER_BEGIN_COMPRESSED'):
-            self.__class__ = KCCompressedBufferObject
-        elif self.i_type in KNOWN_TOPLEVEL_CONTAINER_TYPES:
-            self.__class__ = KCBufferObject
-
-        self.InitAfterParse()
-
-    def __str__(self):
-        return "<KCObject at 0x%x>" % self.offset
-
-    def InitAfterParse(self):
-        pass
-
-    @staticmethod
-    def FromKCItem(kcitem):
-        return KCObject(kcitem.i_type, kcitem.i_data, kcitem.i_offset, kcitem.i_flags)
-
-    def IsContainerEnd(self):
-        return self.i_type == GetTypeForName('KCDATA_TYPE_CONTAINER_END')
-
-    def IsBufferEnd(self):
-        return self.i_type == GetTypeForName('KCDATA_TYPE_BUFFER_END')
-
-    def IsArray(self):
-        return self.is_array_type
-
-    def ShouldMerge(self):
-        if self.nested_kcdata:
-            return True
-        elif not self.is_array_type and self.i_type in KNOWN_TYPES_COLLECTION:
-            return KNOWN_TYPES_COLLECTION[self.i_type].ShouldMerge()
-        else:
-            return False
-
-    def GetJsonRepr(self):
-        if self.is_array_type:
-            return '[' + ', '.join([i.GetJsonRepr() for i in self.obj_collection]) + ']'
-        if self.i_type in KNOWN_TYPES_COLLECTION:
-            return KNOWN_TYPES_COLLECTION[self.i_type].GetJsonRepr(self.i_data, self.i_flags)
-        if self.is_naked_type:
-            return json.dumps(self.obj)
-        if self.nested_kcdata:
-            return self.nested_kcdata.GetJsonRepr()
-
-        raise NotImplementedError("Broken GetJsonRepr implementation")
-
-    def ParseData(self):
-
-        logging.info(self.i_type)
-        if self.i_type == GetTypeForName('KCDATA_TYPE_CONTAINER_BEGIN'):
-            self.obj['uniqID'] = self.i_flags
-            self.i_name = str(self.obj['uniqID'])
-            self.obj['typeID'] = struct.unpack_from('I', self.i_data)[0]
-            logging.info("0x%08x: %sCONTAINER: %s(%x)" % (self.offset, INDENT(), GetTypeNameForKey(self.obj['typeID']), self.i_flags))
-
-        elif self.i_type in (KNOWN_TOPLEVEL_CONTAINER_TYPES):
-            self.obj['uniqID'] = self.i_name
-            self.obj['typeID'] = self.i_type
-            logging.info("0x%08x: %s%s" % (self.offset, INDENT(), self.i_name))
-
-        elif self.i_type == GetTypeForName('KCDATA_TYPE_CONTAINER_END'):
-            self.obj['uniqID'] = self.i_flags
-            logging.info("0x%08x: %sEND" % (self.offset, INDENT(end=True)))
-
-        elif self.i_type == GetTypeForName('KCDATA_TYPE_BUFFER_END'):
-            self.obj = ''
-            logging.info("0x%08x: %sEND_BUFFER" % (self.offset, INDENT(end=True)))
-
-        elif self.i_type == GetTypeForName('KCDATA_TYPE_UINT32_DESC'):
-            self.is_naked_type = True
-            u_d = struct.unpack_from('32sI', self.i_data)
-            self.i_name = BytesToString(u_d[0]).rstrip('\0')
-            self.obj = u_d[1]
-            logging.info("0x%08x: %s%s" % (self.offset, INDENT(), self.i_name))
-
-        elif self.i_type == GetTypeForName('KCDATA_TYPE_UINT64_DESC'):
-            self.is_naked_type = True
-            u_d = struct.unpack_from('32sQ', self.i_data)
-            self.i_name = BytesToString(u_d[0]).rstrip('\0')
-            self.obj = u_d[1]
-            logging.info("0x%08x: %s%s" % (self.offset, INDENT(), self.i_name))
-
-        elif self.i_type == GetTypeForName('KCDATA_TYPE_TYPEDEFINITION'):
-            self.is_naked_type = True
-            u_d = struct.unpack_from('II32s', self.i_data)
-            self.obj['name'] = BytesToString(u_d[2]).split(chr(0))[0]
-            self.i_name = "typedef[%s]" % self.obj['name']
-            self.obj['typeID'] = u_d[0]
-            self.obj['numOfFields'] = u_d[1]
-            element_arr = []
-            for i in range(u_d[1]):
-                e = KCSubTypeElement.FromBinaryTypeData(self.i_data[40+(i*40):])
-                element_arr.append(e)
-            type_desc = KCTypeDescription(u_d[0], element_arr, self.obj['name'])
-            self.obj['fields'] = [str(e) for e in element_arr]
-            KNOWN_TYPES_COLLECTION[type_desc.GetTypeID()] = type_desc
-            logging.info("0x%08x: %s%s" % (self.offset, INDENT(), self.i_name))
-
-        elif self.i_type == GetTypeForName('KCDATA_TYPE_ARRAY'):
-            self.is_array_type = True
-            e_t = (self.i_flags >> 32) & 0xffffffff
-            if e_t not in LEGAL_OLD_STYLE_ARRAY_TYPES:
-                raise Exception("illegal old-style array type: %s (0x%x)" % (GetTypeNameForKey(e_t), e_t))
-            e_c = self.i_flags & 0xffffffff
-            e_s = KNOWN_TYPES_COLLECTION[e_t].legacy_size
-            if e_s * e_c > self.i_size:
-                raise Exception("array too small for its count")
-            self.obj['typeID'] = e_t
-            self.i_name = GetTypeNameForKey(e_t)
-            self.i_type = e_t
-            self.obj['numOfElements'] = e_c
-            self.obj['sizeOfElement'] = e_s
-            logging.info("0x%08x: %sARRAY: %s" % (self.offset, INDENT(), self.i_name))
-            #populate the array here by recursive creation of KCObject
-            with INDENT.indent():
-                for _i in range(e_c):
-                    _o = KCObject(e_t, self.i_data[(_i * e_s):(_i * e_s) + e_s], self.offset + _i*e_s)
-                    self.obj_collection.append(_o)
-
-        elif self.i_type >= GetTypeForName('KCDATA_TYPE_ARRAY_PAD0') and self.i_type <= GetTypeForName('KCDATA_TYPE_ARRAY_PADf'):
-            self.is_array_type = True
-            e_t = (self.i_flags >> 32) & 0xffffffff
-            e_c = self.i_flags & 0xffffffff
-            e_s = (self.i_size - (self.i_type & 0xf)) // e_c if e_c != 0 else None
-            self.obj['typeID'] = e_t
-            self.i_name = GetTypeNameForKey(e_t)
-            self.i_type = e_t
-            self.obj['numOfElements'] = e_c
-            self.obj['sizeOfElement'] = e_s
-            logging.info("0x%08x: %sARRAY: %s" % (self.offset, INDENT(), self.i_name))
-            #populate the array here by recursive creation of KCObject
-            with INDENT.indent():
-                for _i in range(e_c):
-                    _o = KCObject(e_t, self.i_data[(_i * e_s):(_i * e_s) + e_s], self.offset + _i*e_s)
-                    self.obj_collection.append(_o)
-
-        elif self.i_type == GetTypeForName('KCDATA_TYPE_NESTED_KCDATA'):
-            logging.info("0x%08x: %sNESTED_KCDATA" % (self.offset, INDENT()))
-            with INDENT.indent():
-                nested_iterator = kcdata_item_iterator(self.i_data[:self.i_size])
-                nested_buffer = KCObject.FromKCItem(next(nested_iterator))
-                if not isinstance(nested_buffer, KCBufferObject):
-                    raise Exception("nested buffer isn't a KCBufferObject")
-                nested_buffer.ReadItems(nested_iterator)
-            self.nested_kcdata = nested_buffer
-
-        elif self.i_type in KNOWN_TYPES_COLLECTION:
-            self.i_name = KNOWN_TYPES_COLLECTION[self.i_type].GetName()
-            self.is_naked_type = True
-            logging.info("0x%08x: %s%s" % (self.offset, INDENT(), self.i_name))
-        else:
-            self.is_naked_type = True
-            #self.obj = "data of len %d" % len(self.i_data)
-            #self.obj = ''.join(["%x" % ki for ki in struct.unpack('%dB' % len(self.i_data), self.i_data)])
-            if isinstance(self.i_data, str):
-                self.obj = list(map(ord, BytesToString(self.i_data)))
-            else:
-                self.obj = [i for i in self.i_data]
-            logging.info("0x%08x: %s%s" % (self.offset, INDENT(), self.i_name))
-
-
-class KCContainerObject(KCObject):
-    def __init__(self, *args, **kwargs):
-        assert False
-
-    def InitAfterParse(self):
-        self.obj_container_dict = {}
-        self.obj_nested_objs = {}
-
-    def ShouldMerge(self):
-        return True
-
-    def GetJsonRepr(self):
-        # o = '"%s"' % self.obj['uniqID'] + ' : { "typeID" : %d ,' % self.obj['typeID']
-        o = '"%s"' % self.obj['uniqID'] + ' : { '
-        for (k, v) in self.obj_container_dict.items():
-            if v.ShouldMerge():
-                o += v.GetJsonRepr() + ","
-            else:
-                o += ' "%s" : ' % k + v.GetJsonRepr() + ","
-
-        for (k, v) in self.obj_nested_objs.items():
-            o += '"%s" : {' % k + ",".join([vi.GetJsonRepr() for vi in v.values()]) + "} ,"
-
-        o = o.rstrip(',') + "}"
-
-        return o
-
-    def AddObject(self, kco):
-        assert not kco.IsContainerEnd()
-        if isinstance(kco, KCContainerObject):
-            type_name = GetTypeNameForKey(kco.obj['typeID'])
-            if type_name not in self.obj_nested_objs:
-                self.obj_nested_objs[type_name] = {}
-            self.obj_nested_objs[type_name][kco.i_name] = kco
-            return
-        if kco.i_name in self.obj_container_dict:
-            if kco.IsArray() and self.obj_container_dict[kco.i_name].IsArray():
-                self.obj_container_dict[kco.i_name].obj_collection.extend( kco.obj_collection )
-        else:
-            self.obj_container_dict[kco.i_name] = kco
-
-    def IsEndMarker(self, o):
-        if not o.IsContainerEnd():
-            return False
-        if o.i_flags != self.i_flags:
-            raise Exception("container end marker doesn't match")
-        return True
-
-    no_end_message = "could not find container end marker"
-
-    def ReadItems(self, iterator):
-        found_end = False
-        with INDENT.indent():
-            for i in iterator:
-                o = KCObject.FromKCItem(i)
-                if self.IsEndMarker(o):
-                    found_end = True
-                    break
-                if o.IsBufferEnd():
-                    break
-                if isinstance(o, KCContainerObject):
-                    o.ReadItems(iterator)
-                self.AddObject(o)
-        if not found_end:
-            if G.accept_incomplete_data:
-                if not G.data_was_incomplete:
-                    print("kcdata.py WARNING: data is incomplete!", file=sys.stderr)
-                    G.data_was_incomplete = True
-            else:
-                raise Exception(self.no_end_message)
-
-
-
-class KCBufferObject(KCContainerObject):
-
-    def IsEndMarker(self,o):
-        if o.IsContainerEnd():
-            raise Exception("container end marker at the toplevel")
-        return o.IsBufferEnd()
-
-    no_end_message = "could not find buffer end marker"
-
-class KCCompressedBufferObject(KCContainerObject):
-
-    def ReadItems(self, iterator):
-        self.header = dict()
-        with INDENT.indent():
-            for i in iterator:
-                o = KCObject.FromKCItem(i)
-                if self.IsEndMarker(o):
-                    self.compressed_type = o.i_type
-                    self.blob_start = o.offset + 16
-                    break
-                o.ParseData()
-                self.header[o.i_name] = o.obj
-
-    def IsEndMarker(self, o):
-        return o.i_type in KNOWN_TOPLEVEL_CONTAINER_TYPES
-
-    def GetCompressedBlob(self, data):
-        if self.header['kcd_c_type'] != 1:
-            raise NotImplementedError
-        blob = data[self.blob_start:self.blob_start+self.header['kcd_c_totalout']]
-        if len(blob) != self.header['kcd_c_totalout']:
-            raise ValueError
-        return blob
-
-    def Decompress(self, data):
-        start_marker = struct.pack('<IIII', self.compressed_type, 0, 0, 0)
-        end_marker = struct.pack('<IIII', GetTypeForName('KCDATA_TYPE_BUFFER_END'), 0, 0, 0)
-        decompressed = zlib.decompress(self.GetCompressedBlob(data))
-        if len(decompressed) != self.header['kcd_c_totalin']:
-            raise ValueError("length of decompressed: %d vs expected %d" % (len(decompressed), self.header['kcd_c_totalin']))
-        alignbytes = b'\x00' * (-len(decompressed) % 16)
-        return start_marker + decompressed + alignbytes + end_marker
-
-
-class KCData_item:
-    """ a basic kcdata_item type object.
-    """
-    header_size = 16  # (uint32_t + uint32_t + uint64_t)
-
-    def __init__(self, barray, pos=0):
-        """ create an object by parsing data from bytes array
-            returns : obj - if data is readable
-                      raises ValueError if something is not ok.
-        """
-        self.i_type = struct.unpack('I', barray[pos:pos+4])[0]     # int.from_bytes(barray[pos:pos+4])
-        self.i_size = struct.unpack('I', barray[pos+4:pos+8])[0]   # int.from_bytes(barray[pos+4:pos+8])
-        self.i_flags = struct.unpack('Q', barray[pos+8:pos+16])[0]  # int.from_bytes(barray[pos+8:pos+16])
-        self.i_data = barray[pos+16: (pos + 16 + self.i_size)]
-        self.i_offset = pos
-
-    def __len__(self):
-        return self.i_size + KCData_item.header_size
-
-    def GetHeaderDescription(self):
-        outs = "type: 0x%x size: 0x%x flags: 0x%x  (%s)" % (self.i_type, self.i_size, self.i_flags, GetTypeNameForKey(self.i_type))
-        if self.i_offset is not None:
-            outs = "pos: 0x%x" % self.i_offset + outs
-        return outs
-
-    def __str__(self):
-        return self.GetHeaderDescription()
-
-def kcdata_item_iterator(data):
-    file_len = len(data)
-    curpos = 0
-    while curpos < file_len:
-        item = KCData_item(data, curpos)
-        yield item
-        curpos += len(item)
-
-def _get_data_element(elementValues):
-    return json.dumps(elementValues[-1])
-
-KNOWN_TOPLEVEL_CONTAINER_TYPES = list(map(GetTypeForName, ('KCDATA_BUFFER_BEGIN_COMPRESSED', 'KCDATA_BUFFER_BEGIN_CRASHINFO', 'KCDATA_BUFFER_BEGIN_STACKSHOT', 'KCDATA_BUFFER_BEGIN_DELTA_STACKSHOT', 'KCDATA_BUFFER_BEGIN_OS_REASON','KCDATA_BUFFER_BEGIN_XNUPOST_CONFIG')))
-
-KNOWN_TYPES_COLLECTION[GetTypeForName('KCDATA_TYPE_UINT32_DESC')] = KCTypeDescription(GetTypeForName('KCDATA_TYPE_UINT32_DESC'), (
-    KCSubTypeElement('desc', KCSUBTYPE_TYPE.KC_ST_CHAR, KCSubTypeElement.GetSizeForArray(32, 1), 0, 1),
-    KCSubTypeElement('data', KCSUBTYPE_TYPE.KC_ST_UINT32, 4, 32, 0)
-),
-    'KCDATA_TYPE_UINT32_DESC',
-    _get_data_element
-)
-
-KNOWN_TYPES_COLLECTION[GetTypeForName('KCDATA_TYPE_UINT64_DESC')] = KCTypeDescription(GetTypeForName('KCDATA_TYPE_UINT64_DESC'), (
-    KCSubTypeElement('desc', KCSUBTYPE_TYPE.KC_ST_CHAR, KCSubTypeElement.GetSizeForArray(32, 1), 0, 1),
-    KCSubTypeElement('data', KCSUBTYPE_TYPE.KC_ST_UINT64, 8, 32, 0)
-),
-    'KCDATA_TYPE_UINT64_DESC',
-    _get_data_element
-)
-
-KNOWN_TYPES_COLLECTION[GetTypeForName('KCDATA_TYPE_TIMEBASE')] = KCTypeDescription(GetTypeForName('KCDATA_TYPE_TIMEBASE'), (
-    KCSubTypeElement('numer', KCSUBTYPE_TYPE.KC_ST_UINT32, 4, 0, 0),
-    KCSubTypeElement('denom', KCSUBTYPE_TYPE.KC_ST_UINT32, 4, 4, 0)
-),
-    'mach_timebase_info'
-)
-
-
-STACKSHOT_IO_NUM_PRIORITIES = 4
-KNOWN_TYPES_COLLECTION[0x901] = KCTypeDescription(0x901, (
-    KCSubTypeElement.FromBasicCtype('ss_disk_reads_count', KCSUBTYPE_TYPE.KC_ST_UINT64, 0),
-    KCSubTypeElement.FromBasicCtype('ss_disk_reads_size', KCSUBTYPE_TYPE.KC_ST_UINT64, 8),
-    KCSubTypeElement.FromBasicCtype('ss_disk_writes_count', KCSUBTYPE_TYPE.KC_ST_UINT64, 16),
-    KCSubTypeElement.FromBasicCtype('ss_disk_writes_size', KCSUBTYPE_TYPE.KC_ST_UINT64, 24),
-    KCSubTypeElement('ss_io_priority_count', KCSUBTYPE_TYPE.KC_ST_UINT64, KCSubTypeElement.GetSizeForArray(STACKSHOT_IO_NUM_PRIORITIES, 8), 32, 1),
-    KCSubTypeElement('ss_io_priority_size', KCSUBTYPE_TYPE.KC_ST_UINT64, KCSubTypeElement.GetSizeForArray(STACKSHOT_IO_NUM_PRIORITIES, 8), 32 + (STACKSHOT_IO_NUM_PRIORITIES * 8), 1),
-    KCSubTypeElement.FromBasicCtype('ss_paging_count', KCSUBTYPE_TYPE.KC_ST_UINT64, 32 + 2 * (STACKSHOT_IO_NUM_PRIORITIES * 8)),
-    KCSubTypeElement.FromBasicCtype('ss_paging_size', KCSUBTYPE_TYPE.KC_ST_UINT64, 40 + 2 * (STACKSHOT_IO_NUM_PRIORITIES * 8)),
-    KCSubTypeElement.FromBasicCtype('ss_non_paging_count', KCSUBTYPE_TYPE.KC_ST_UINT64, 48 + 2 * (STACKSHOT_IO_NUM_PRIORITIES * 8)),
-    KCSubTypeElement.FromBasicCtype('ss_non_paging_size', KCSUBTYPE_TYPE.KC_ST_UINT64, 56 + 2 * (STACKSHOT_IO_NUM_PRIORITIES * 8)),
-    KCSubTypeElement.FromBasicCtype('ss_data_count', KCSUBTYPE_TYPE.KC_ST_UINT64, 64 + 2 * (STACKSHOT_IO_NUM_PRIORITIES * 8)),
-    KCSubTypeElement.FromBasicCtype('ss_data_size', KCSUBTYPE_TYPE.KC_ST_UINT64, 72 + 2 * (STACKSHOT_IO_NUM_PRIORITIES * 8)),
-    KCSubTypeElement.FromBasicCtype('ss_metadata_count', KCSUBTYPE_TYPE.KC_ST_UINT64, 80 + 2 * (STACKSHOT_IO_NUM_PRIORITIES * 8)),
-    KCSubTypeElement.FromBasicCtype('ss_metadata_size', KCSUBTYPE_TYPE.KC_ST_UINT64, 88 + 2 * (STACKSHOT_IO_NUM_PRIORITIES * 8))
-),
-    'io_statistics'
-)
-
-KNOWN_TYPES_COLLECTION[0x902] = KCTypeDescription(0x902, (
-    KCSubTypeElement('snapshot_magic', KCSUBTYPE_TYPE.KC_ST_UINT32, 4, 0, 0),
-    KCSubTypeElement('free_pages', KCSUBTYPE_TYPE.KC_ST_UINT32, 4, 4, 0),
-    KCSubTypeElement('active_pages', KCSUBTYPE_TYPE.KC_ST_UINT32, 4, 8, 0),
-    KCSubTypeElement('inactive_pages', KCSUBTYPE_TYPE.KC_ST_UINT32, 4, 12, 0),
-    KCSubTypeElement('purgeable_pages', KCSUBTYPE_TYPE.KC_ST_UINT32, 4, 16, 0),
-    KCSubTypeElement('wired_pages', KCSUBTYPE_TYPE.KC_ST_UINT32, 4, 20, 0),
-    KCSubTypeElement('speculative_pages', KCSUBTYPE_TYPE.KC_ST_UINT32, 4, 24, 0),
-    KCSubTypeElement('throttled_pages', KCSUBTYPE_TYPE.KC_ST_UINT32, 4, 28, 0),
-    KCSubTypeElement('filebacked_pages', KCSUBTYPE_TYPE.KC_ST_UINT32, 4, 32, 0),
-    KCSubTypeElement('compressions', KCSUBTYPE_TYPE.KC_ST_UINT32, 4, 36, 0),
-    KCSubTypeElement('decompressions', KCSUBTYPE_TYPE.KC_ST_UINT32, 4, 40, 0),
-    KCSubTypeElement('compressor_size', KCSUBTYPE_TYPE.KC_ST_UINT32, 4, 44, 0),
-    KCSubTypeElement('busy_buffer_count', KCSUBTYPE_TYPE.KC_ST_INT32, 4, 48, 0),
-    KCSubTypeElement('pages_wanted', KCSUBTYPE_TYPE.KC_ST_UINT32, 4, 52, 0),
-    KCSubTypeElement('pages_reclaimed', KCSUBTYPE_TYPE.KC_ST_UINT32, 4, 56, 0),
-    KCSubTypeElement('pages_wanted_reclaimed_valid', KCSUBTYPE_TYPE.KC_ST_UINT8, 1, 60, 0),
-    KCSubTypeElement('shared_region_pages', KCSUBTYPE_TYPE.KC_ST_UINT32, 4, 61, 0),
-    KCSubTypeElement('compressed_pages', KCSUBTYPE_TYPE.KC_ST_UINT32, 4, 65, 0),
-    KCSubTypeElement('swapped_pages', KCSUBTYPE_TYPE.KC_ST_UINT32, 4, 69, 0),
-),
-    'mem_and_io_snapshot'
-)
-
-
-KNOWN_TYPES_COLLECTION[0x930] = KCTypeDescription(0x930, (
-    KCSubTypeElement.FromBasicCtype('tts_unique_pid', KCSUBTYPE_TYPE.KC_ST_UINT64, 0),
-    KCSubTypeElement.FromBasicCtype('tts_ss_flags', KCSUBTYPE_TYPE.KC_ST_UINT64, 8),
-    KCSubTypeElement.FromBasicCtype('tts_transition_type', KCSUBTYPE_TYPE.KC_ST_UINT64, 16),
-    KCSubTypeElement.FromBasicCtype('tts_pid', KCSUBTYPE_TYPE.KC_ST_INT32, 24),
-    KCSubTypeElement('tts_p_comm', KCSUBTYPE_TYPE.KC_ST_CHAR, KCSubTypeElement.GetSizeForArray(32, 1), 28, 1)
-),
-    'transitioning_task_snapshot'
-)
-
-KNOWN_TYPES_COLLECTION[0x905] = KCTypeDescription(0x905, (
-    KCSubTypeElement.FromBasicCtype('ts_unique_pid', KCSUBTYPE_TYPE.KC_ST_UINT64, 0),
-    KCSubTypeElement.FromBasicCtype('ts_ss_flags', KCSUBTYPE_TYPE.KC_ST_UINT64, 8),
-    KCSubTypeElement.FromBasicCtype('ts_user_time_in_terminated_thre', KCSUBTYPE_TYPE.KC_ST_UINT64, 16),
-    KCSubTypeElement.FromBasicCtype('ts_system_time_in_terminated_th', KCSUBTYPE_TYPE.KC_ST_UINT64, 24),
-    KCSubTypeElement.FromBasicCtype('ts_p_start_sec', KCSUBTYPE_TYPE.KC_ST_UINT64, 32),
-    KCSubTypeElement.FromBasicCtype('ts_task_size', KCSUBTYPE_TYPE.KC_ST_UINT64, 40),
-    KCSubTypeElement.FromBasicCtype('ts_max_resident_size', KCSUBTYPE_TYPE.KC_ST_UINT64, 48),
-    KCSubTypeElement.FromBasicCtype('ts_suspend_count', KCSUBTYPE_TYPE.KC_ST_UINT32, 56),
-    KCSubTypeElement.FromBasicCtype('ts_faults', KCSUBTYPE_TYPE.KC_ST_UINT32, 60),
-    KCSubTypeElement.FromBasicCtype('ts_pageins', KCSUBTYPE_TYPE.KC_ST_UINT32, 64),
-    KCSubTypeElement.FromBasicCtype('ts_cow_faults', KCSUBTYPE_TYPE.KC_ST_UINT32, 68),
-    KCSubTypeElement.FromBasicCtype('ts_was_throttled', KCSUBTYPE_TYPE.KC_ST_UINT32, 72),
-    KCSubTypeElement.FromBasicCtype('ts_did_throttle', KCSUBTYPE_TYPE.KC_ST_UINT32, 76),
-    KCSubTypeElement.FromBasicCtype('ts_latency_qos', KCSUBTYPE_TYPE.KC_ST_UINT32, 80),
-    KCSubTypeElement.FromBasicCtype('ts_pid', KCSUBTYPE_TYPE.KC_ST_INT32, 84),
-    KCSubTypeElement('ts_p_comm', KCSUBTYPE_TYPE.KC_ST_CHAR, KCSubTypeElement.GetSizeForArray(32, 1), 88, 1),
-    KCSubTypeElement.FromBasicCtype('ts_uid', KCSUBTYPE_TYPE.KC_ST_UINT32, 120),
-    KCSubTypeElement.FromBasicCtype('ts_gid', KCSUBTYPE_TYPE.KC_ST_UINT32, 124)
-),
-    'task_snapshot'
-)
-
-
-KNOWN_TYPES_COLLECTION[0x946] = KCTypeDescription(0x946, (
-     KCSubTypeElement.FromBasicCtype('csflags', KCSUBTYPE_TYPE.KC_ST_UINT64, 0),
-     KCSubTypeElement.FromBasicCtype('cs_trust_level', KCSUBTYPE_TYPE.KC_ST_UINT32, 8),
-     ),
-     'stackshot_task_codesigning_info'
-)
-KNOWN_TYPES_COLLECTION[0x906] = KCTypeDescription(0x906, (
-    KCSubTypeElement.FromBasicCtype('ths_thread_id', KCSUBTYPE_TYPE.KC_ST_UINT64, 0),
-    KCSubTypeElement.FromBasicCtype('ths_wait_event', KCSUBTYPE_TYPE.KC_ST_UINT64, 8),
-    KCSubTypeElement.FromBasicCtype('ths_continuation', KCSUBTYPE_TYPE.KC_ST_UINT64, 16),
-    KCSubTypeElement.FromBasicCtype('ths_total_syscalls', KCSUBTYPE_TYPE.KC_ST_UINT64, 24),
-    KCSubTypeElement.FromBasicCtype('ths_voucher_identifier', KCSUBTYPE_TYPE.KC_ST_UINT64, 32),
-    KCSubTypeElement.FromBasicCtype('ths_dqserialnum', KCSUBTYPE_TYPE.KC_ST_UINT64, 40),
-    KCSubTypeElement.FromBasicCtype('ths_user_time', KCSUBTYPE_TYPE.KC_ST_UINT64, 48),
-    KCSubTypeElement.FromBasicCtype('ths_sys_time', KCSUBTYPE_TYPE.KC_ST_UINT64, 56),
-    KCSubTypeElement.FromBasicCtype('ths_ss_flags', KCSUBTYPE_TYPE.KC_ST_UINT64, 64),
-    KCSubTypeElement.FromBasicCtype('ths_last_run_time', KCSUBTYPE_TYPE.KC_ST_UINT64, 72),
-    KCSubTypeElement.FromBasicCtype('ths_last_made_runnable_time', KCSUBTYPE_TYPE.KC_ST_UINT64, 80),
-    KCSubTypeElement.FromBasicCtype('ths_state', KCSUBTYPE_TYPE.KC_ST_UINT32, 88),
-    KCSubTypeElement.FromBasicCtype('ths_sched_flags', KCSUBTYPE_TYPE.KC_ST_UINT32, 92),
-    KCSubTypeElement.FromBasicCtype('ths_base_priority', KCSUBTYPE_TYPE.KC_ST_INT16, 96),
-    KCSubTypeElement.FromBasicCtype('ths_sched_priority', KCSUBTYPE_TYPE.KC_ST_INT16, 98),
-    KCSubTypeElement.FromBasicCtype('ths_eqos', KCSUBTYPE_TYPE.KC_ST_UINT8, 100),
-    KCSubTypeElement.FromBasicCtype('ths_rqos', KCSUBTYPE_TYPE.KC_ST_UINT8, 101),
-    KCSubTypeElement.FromBasicCtype('ths_rqos_override', KCSUBTYPE_TYPE.KC_ST_UINT8, 102),
-    KCSubTypeElement.FromBasicCtype('ths_io_tier', KCSUBTYPE_TYPE.KC_ST_UINT8, 103),
-    KCSubTypeElement.FromBasicCtype('ths_thread_t', KCSUBTYPE_TYPE.KC_ST_UINT64, 104),
-    KCSubTypeElement.FromBasicCtype('ths_requested_policy', KCSUBTYPE_TYPE.KC_ST_UINT64, 112),
-    KCSubTypeElement.FromBasicCtype('ths_effective_policy', KCSUBTYPE_TYPE.KC_ST_UINT64, 120),
-),
-    'thread_snapshot',
-    legacy_size = 0x68
-)
-
-KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_THREAD_DISPATCH_QUEUE_LABEL')] = KCSubTypeElement('dispatch_queue_label', KCSUBTYPE_TYPE.KC_ST_CHAR,
-                          KCSubTypeElement.GetSizeForArray(64, 1), 0, 1)
-
-KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_THREAD_DELTA_SNAPSHOT')] = KCTypeDescription(GetTypeForName('STACKSHOT_KCTYPE_THREAD_DELTA_SNAPSHOT'), (
-    KCSubTypeElement.FromBasicCtype('tds_thread_id', KCSUBTYPE_TYPE.KC_ST_UINT64, 0),
-    KCSubTypeElement.FromBasicCtype('tds_voucher_identifier', KCSUBTYPE_TYPE.KC_ST_UINT64, 8),
-    KCSubTypeElement.FromBasicCtype('tds_ss_flags', KCSUBTYPE_TYPE.KC_ST_UINT64, 16),
-    KCSubTypeElement.FromBasicCtype('tds_last_made_runnable_time', KCSUBTYPE_TYPE.KC_ST_UINT64, 24),
-    KCSubTypeElement.FromBasicCtype('tds_state', KCSUBTYPE_TYPE.KC_ST_UINT32, 32),
-    KCSubTypeElement.FromBasicCtype('tds_sched_flags', KCSUBTYPE_TYPE.KC_ST_UINT32, 36),
-    KCSubTypeElement.FromBasicCtype('tds_base_priority', KCSUBTYPE_TYPE.KC_ST_INT16, 40),
-    KCSubTypeElement.FromBasicCtype('tds_sched_priority', KCSUBTYPE_TYPE.KC_ST_INT16, 42),
-    KCSubTypeElement.FromBasicCtype('tds_eqos', KCSUBTYPE_TYPE.KC_ST_UINT8, 44),
-    KCSubTypeElement.FromBasicCtype('tds_rqos', KCSUBTYPE_TYPE.KC_ST_UINT8, 45),
-    KCSubTypeElement.FromBasicCtype('tds_rqos_override', KCSUBTYPE_TYPE.KC_ST_UINT8, 46),
-    KCSubTypeElement.FromBasicCtype('tds_io_tier', KCSUBTYPE_TYPE.KC_ST_UINT8, 47),
-    KCSubTypeElement.FromBasicCtype('tds_requested_policy', KCSUBTYPE_TYPE.KC_ST_UINT64, 48),
-    KCSubTypeElement.FromBasicCtype('tds_effective_policy', KCSUBTYPE_TYPE.KC_ST_UINT64, 56),
-),
-    'thread_delta_snapshot',
-    legacy_size = 48
-)
-
-KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_TASK_DELTA_SNAPSHOT')] = KCTypeDescription(GetTypeForName('STACKSHOT_KCTYPE_TASK_DELTA_SNAPSHOT'), (
-    KCSubTypeElement.FromBasicCtype('tds_unique_pid', KCSUBTYPE_TYPE.KC_ST_UINT64, 0),
-    KCSubTypeElement.FromBasicCtype('tds_ss_flags', KCSUBTYPE_TYPE.KC_ST_UINT64, 8),
-    KCSubTypeElement.FromBasicCtype('tds_user_time_in_terminated_thr', KCSUBTYPE_TYPE.KC_ST_UINT64, 16),
-    KCSubTypeElement.FromBasicCtype('tds_system_time_in_terminated_t', KCSUBTYPE_TYPE.KC_ST_UINT64, 24),
-    KCSubTypeElement.FromBasicCtype('tds_task_size', KCSUBTYPE_TYPE.KC_ST_UINT64, 32),
-    KCSubTypeElement.FromBasicCtype('tds_max_resident_size', KCSUBTYPE_TYPE.KC_ST_UINT64, 40),
-    KCSubTypeElement.FromBasicCtype('tds_suspend_count', KCSUBTYPE_TYPE.KC_ST_UINT32, 48),
-    KCSubTypeElement.FromBasicCtype('tds_faults', KCSUBTYPE_TYPE.KC_ST_UINT32, 52),
-    KCSubTypeElement.FromBasicCtype('tds_pageins', KCSUBTYPE_TYPE.KC_ST_UINT32, 56),
-    KCSubTypeElement.FromBasicCtype('tds_cow_faults', KCSUBTYPE_TYPE.KC_ST_UINT32, 60),
-    KCSubTypeElement.FromBasicCtype('tds_was_throttled', KCSUBTYPE_TYPE.KC_ST_UINT32, 64),
-    KCSubTypeElement.FromBasicCtype('tds_did_throttle', KCSUBTYPE_TYPE.KC_ST_UINT32, 68),
-    KCSubTypeElement.FromBasicCtype('tds_latency_qos', KCSUBTYPE_TYPE.KC_ST_UINT32, 72),
-),
-    'task_delta_snapshot'
-)
-
-KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_TASK_EXEC_META')] = KCTypeDescription(GetTypeForName('STACKSHOT_KCTYPE_TASK_EXEC_META'), (
-    KCSubTypeElement.FromBasicCtype('tem_flags', KCSUBTYPE_TYPE.KC_ST_UINT64, 0),
-),
-    'task_exec_meta'
-)
-
-KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_THREAD_NAME')] = KCSubTypeElement('pth_name', KCSUBTYPE_TYPE.KC_ST_CHAR, KCSubTypeElement.GetSizeForArray(64, 1), 0, 1)
-
-KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_SYS_SHAREDCACHE_LAYOUT')] = KCTypeDescription(GetTypeForName('STACKSHOT_KCTYPE_SYS_SHAREDCACHE_LAYOUT'), (
-    KCSubTypeElement('imageLoadAddress', KCSUBTYPE_TYPE.KC_ST_UINT64, 8, 0, 0),
-    KCSubTypeElement('imageUUID', KCSUBTYPE_TYPE.KC_ST_UINT8, KCSubTypeElement.GetSizeForArray(16, 1), 8, 1)
-),
-    'system_shared_cache_layout'
-)
-
-KNOWN_TYPES_COLLECTION[GetTypeForName('KCDATA_TYPE_LIBRARY_LOADINFO64')] = KCTypeDescription(GetTypeForName('KCDATA_TYPE_LIBRARY_LOADINFO64'), (
-    KCSubTypeElement('imageLoadAddress', KCSUBTYPE_TYPE.KC_ST_UINT64, 8, 0, 0),
-    KCSubTypeElement('imageUUID', KCSUBTYPE_TYPE.KC_ST_UINT8, KCSubTypeElement.GetSizeForArray(16, 1), 8, 1)
-),
-    'dyld_load_info',
-    legacy_size = 24
-)
-
-KNOWN_TYPES_COLLECTION[GetTypeForName('KCDATA_TYPE_LIBRARY_LOADINFO')] = KCTypeDescription(GetTypeForName('KCDATA_TYPE_LIBRARY_LOADINFO'), (
-    KCSubTypeElement('imageLoadAddress', KCSUBTYPE_TYPE.KC_ST_UINT32, 4, 0, 0),
-    KCSubTypeElement('imageUUID', KCSUBTYPE_TYPE.KC_ST_UINT8, KCSubTypeElement.GetSizeForArray(16, 1), 4, 1)
-),
-    'dyld_load_info',
-    legacy_size = 20
-)
-
-KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_LOADINFO64_TEXT_EXEC')] = KCTypeDescription(GetTypeForName('STACKSHOT_KCTYPE_LOADINFO64_TEXT_EXEC'), (
-    KCSubTypeElement('imageLoadAddress', KCSUBTYPE_TYPE.KC_ST_UINT64, 8, 0, 0),
-    KCSubTypeElement('imageUUID', KCSUBTYPE_TYPE.KC_ST_UINT8, KCSubTypeElement.GetSizeForArray(16, 1), 8, 1),
-),
-    'dyld_load_info_text_exec'
-)
-
-KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_AOTCACHE_LOADINFO')] = KCTypeDescription(GetTypeForName('STACKSHOT_KCTYPE_AOTCACHE_LOADINFO'), (
-    KCSubTypeElement('x86SlidBaseAddress', KCSUBTYPE_TYPE.KC_ST_UINT64, 8, 0, 0),
-    KCSubTypeElement('x86UUID', KCSUBTYPE_TYPE.KC_ST_UINT8, KCSubTypeElement.GetSizeForArray(16, 1), 8, 1),
-    KCSubTypeElement('aotSlidBaseAddress', KCSUBTYPE_TYPE.KC_ST_UINT64, 8, 24, 0),
-    KCSubTypeElement('aotUUID', KCSUBTYPE_TYPE.KC_ST_UINT8, KCSubTypeElement.GetSizeForArray(16, 1), 32, 1),
-),
-    'dyld_aot_cache_uuid_info'
-)
-KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_SHAREDCACHE_AOTINFO')] = KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_AOTCACHE_LOADINFO')]
-
-KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_SHAREDCACHE_LOADINFO')] = KCTypeDescription(GetTypeForName('STACKSHOT_KCTYPE_SHAREDCACHE_LOADINFO'), (
-    KCSubTypeElement('imageLoadAddress', KCSUBTYPE_TYPE.KC_ST_UINT64, 8, 0, 0),
-    KCSubTypeElement('imageUUID', KCSUBTYPE_TYPE.KC_ST_UINT8, KCSubTypeElement.GetSizeForArray(16, 1), 8, 1),
-    KCSubTypeElement('imageSlidBaseAddress', KCSUBTYPE_TYPE.KC_ST_UINT64, 8, 24, 0),
-    KCSubTypeElement('sharedCacheSlidFirstMapping', KCSUBTYPE_TYPE.KC_ST_UINT64, 8, 32, 0),
-),
-    'shared_cache_dyld_load_info',
-    legacy_size = 0x18
-)
-
-KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_SHAREDCACHE_INFO')] = KCTypeDescription(GetTypeForName('STACKSHOT_KCTYPE_SHAREDCACHE_INFO'), (
-    KCSubTypeElement('sharedCacheSlide', KCSUBTYPE_TYPE.KC_ST_UINT64, 8, 0, 0),
-    KCSubTypeElement('sharedCacheUUID', KCSUBTYPE_TYPE.KC_ST_UINT8, KCSubTypeElement.GetSizeForArray(16, 1), 8, 1),
-    KCSubTypeElement('sharedCacheUnreliableSlidBaseAd', KCSUBTYPE_TYPE.KC_ST_UINT64, 8, 24, 0),
-    KCSubTypeElement('sharedCacheSlidFirstMapping', KCSUBTYPE_TYPE.KC_ST_UINT64, 8, 32, 0),
-    KCSubTypeElement('sharedCacheID', KCSUBTYPE_TYPE.KC_ST_UINT32, 4, 40, 0),
-    KCSubTypeElement('sharedCacheFlags', KCSUBTYPE_TYPE.KC_ST_UINT32, 4, 44, 0),
-),
-    'shared_cache_dyld_load_info',
-)
-
-KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_KERNELCACHE_LOADINFO')] = KCTypeDescription(GetTypeForName('STACKSHOT_KCTYPE_KERNELCACHE_LOADINFO'), (
-    KCSubTypeElement('imageLoadAddress', KCSUBTYPE_TYPE.KC_ST_UINT64, 8, 0, 0),
-    KCSubTypeElement('imageUUID', KCSUBTYPE_TYPE.KC_ST_UINT8, KCSubTypeElement.GetSizeForArray(16, 1), 8, 1),
-),
-    'kernelcache_load_info'
-)
-
-KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_SHAREDCACHE_ID')] = KCSubTypeElement('sharedCacheID', KCSUBTYPE_TYPE.KC_ST_UINT32, 4, 0, 0, KCSubTypeElement._get_naked_element_value)
-
-KNOWN_TYPES_COLLECTION[0x33] = KCSubTypeElement('mach_absolute_time', KCSUBTYPE_TYPE.KC_ST_UINT64, 8, 0, 0, KCSubTypeElement._get_naked_element_value)
-KNOWN_TYPES_COLLECTION[0x907] = KCSubTypeElement.FromBasicCtype('donating_pids', KCSUBTYPE_TYPE.KC_ST_INT32, legacy_size=4)
-
-KNOWN_TYPES_COLLECTION[GetTypeForName('KCDATA_TYPE_USECS_SINCE_EPOCH')] = KCSubTypeElement('usecs_since_epoch', KCSUBTYPE_TYPE.KC_ST_UINT64, 8, 0, 0, KCSubTypeElement._get_naked_element_value)
-
-KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_KERN_STACKFRAME')] = KCTypeDescription(GetTypeForName('STACKSHOT_KCTYPE_KERN_STACKFRAME'), (
-    KCSubTypeElement.FromBasicCtype('lr', KCSUBTYPE_TYPE.KC_ST_UINT32),
-    KCSubTypeElement.FromBasicCtype('sp', KCSUBTYPE_TYPE.KC_ST_UINT32, 4)
-),
-    'kernel_stack_frames',
-    legacy_size = 8
-)
-
-KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_KERN_STACKLR')] = KCTypeDescription(GetTypeForName('STACKSHOT_KCTYPE_KERN_STACKLR'), (
-    KCSubTypeElement.FromBasicCtype('lr', KCSUBTYPE_TYPE.KC_ST_UINT32),
-),
-    'kernel_stack_frames'
-)
-
-
-KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_USER_STACKFRAME')] = KCTypeDescription.FromKCTypeDescription(
-    KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_KERN_STACKFRAME')],
-    GetTypeForName('STACKSHOT_KCTYPE_USER_STACKFRAME'),
-    'user_stack_frames'
-)
-
-KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_USER_STACKLR')] = KCTypeDescription.FromKCTypeDescription(
-    KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_KERN_STACKLR')],
-    GetTypeForName('STACKSHOT_KCTYPE_USER_STACKLR'),
-    'user_stack_frames'
-)
-
-KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_KERN_STACKFRAME64')] = KCTypeDescription(GetTypeForName('STACKSHOT_KCTYPE_KERN_STACKFRAME64'), (
-    KCSubTypeElement.FromBasicCtype('lr', KCSUBTYPE_TYPE.KC_ST_UINT64),
-    KCSubTypeElement.FromBasicCtype('sp', KCSUBTYPE_TYPE.KC_ST_UINT64, 8)
-),
-    'kernel_stack_frames',
-    legacy_size = 16
-)
-
-KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_USER_STACKFRAME64')] = KCTypeDescription.FromKCTypeDescription(
-    KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_KERN_STACKFRAME64')],
-    GetTypeForName('STACKSHOT_KCTYPE_USER_STACKFRAME64'),
-    'user_stack_frames'
-)
-
-
-KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_KERN_STACKLR64')] = KCTypeDescription(GetTypeForName('STACKSHOT_KCTYPE_KERN_STACKLR64'), (
-    KCSubTypeElement.FromBasicCtype('lr', KCSUBTYPE_TYPE.KC_ST_UINT64),
-),
-    'kernel_stack_frames'
-)
-
-KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_USER_STACKLR64')] = KCTypeDescription.FromKCTypeDescription(
-    KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_KERN_STACKLR64')],
-    GetTypeForName('STACKSHOT_KCTYPE_USER_STACKLR64'),
-    'user_stack_frames'
-)
-
-KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_USER_ASYNC_START_INDEX')] = KCSubTypeElement.FromBasicCtype('user_async_start_index', KCSUBTYPE_TYPE.KC_ST_UINT32)
-
-KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_USER_ASYNC_STACKLR64')] = KCTypeDescription.FromKCTypeDescription(
-    KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_KERN_STACKLR64')],
-    GetTypeForName('STACKSHOT_KCTYPE_USER_ASYNC_STACKLR64'),
-    'user_async_stack_frames'
-)
-
-KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_NONRUNNABLE_TIDS')] = KCSubTypeElement.FromBasicCtype('nonrunnable_threads', KCSUBTYPE_TYPE.KC_ST_INT64)
-
-KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_NONRUNNABLE_TASKS')] = KCSubTypeElement.FromBasicCtype('nonrunnable_tasks', KCSUBTYPE_TYPE.KC_ST_INT64)
-
-KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_OSVERSION')] = KCSubTypeElement('osversion', KCSUBTYPE_TYPE.KC_ST_CHAR,
-                          KCSubTypeElement.GetSizeForArray(256, 1), 0, 1)
-
-KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_BOOTARGS')] = KCSubTypeElement('boot_args', KCSUBTYPE_TYPE.KC_ST_CHAR,
-                           KCSubTypeElement.GetSizeForArray(256, 1), 0, 1)
-
-KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_KERN_PAGE_SIZE')] = KCSubTypeElement('kernel_page_size', KCSUBTYPE_TYPE.KC_ST_UINT32, 4, 0, 0, KCSubTypeElement._get_naked_element_value)
-
-KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_THREAD_POLICY_VERSION')] = KCSubTypeElement('thread_policy_version', KCSUBTYPE_TYPE.KC_ST_UINT32, 4, 0, 0, KCSubTypeElement._get_naked_element_value)
-
-KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_JETSAM_LEVEL')] = KCSubTypeElement('jetsam_level', KCSUBTYPE_TYPE.KC_ST_UINT32, 4, 0, 0, KCSubTypeElement._get_naked_element_value)
-
-KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_DELTA_SINCE_TIMESTAMP')] = KCSubTypeElement("stackshot_delta_since_timestamp", KCSUBTYPE_TYPE.KC_ST_UINT64, 8, 0, 0, KCSubTypeElement._get_naked_element_value)
-
-KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_STACKSHOT_FAULT_STATS')] = KCTypeDescription(GetTypeForName('STACKSHOT_KCTYPE_STACKSHOT_FAULT_STATS'),
-            (
-                        KCSubTypeElement.FromBasicCtype('sfs_pages_faulted_in', KCSUBTYPE_TYPE.KC_ST_UINT32, 0),
-                        KCSubTypeElement.FromBasicCtype('sfs_time_spent_faulting', KCSUBTYPE_TYPE.KC_ST_UINT64, 4),
-                        KCSubTypeElement.FromBasicCtype('sfs_system_max_fault_time', KCSUBTYPE_TYPE.KC_ST_UINT64, 12),
-                        KCSubTypeElement.FromBasicCtype('sfs_stopped_faulting', KCSUBTYPE_TYPE.KC_ST_UINT8, 20)
-            ),
-            'stackshot_fault_stats')
-
-KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_THREAD_WAITINFO')] = KCTypeDescription(GetTypeForName('STACKSHOT_KCTYPE_THREAD_WAITINFO'),
-            (
-                        KCSubTypeElement.FromBasicCtype('owner', KCSUBTYPE_TYPE.KC_ST_UINT64, 0),
-                        KCSubTypeElement.FromBasicCtype('waiter', KCSUBTYPE_TYPE.KC_ST_UINT64, 8),
-                        KCSubTypeElement.FromBasicCtype('context', KCSUBTYPE_TYPE.KC_ST_UINT64, 16),
-                        KCSubTypeElement.FromBasicCtype('wait_type', KCSUBTYPE_TYPE.KC_ST_UINT8, 24),
-                        KCSubTypeElement.FromBasicCtype('portlabel_id', KCSUBTYPE_TYPE.KC_ST_INT16, 25),
-                        KCSubTypeElement.FromBasicCtype('wait_flags', KCSUBTYPE_TYPE.KC_ST_INT32, 27)
-            ),
-            'thread_waitinfo')
-
-KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_VMRL_BLOCKING_RELS')] = KCTypeDescription(GetTypeForName('STACKSHOT_KCTYPE_VMRL_BLOCKING_RELS'),
-            (
-                        KCSubTypeElement.FromBasicCtype('waiter_tid', KCSUBTYPE_TYPE.KC_ST_UINT64, 0),
-                        KCSubTypeElement.FromBasicCtype('blocker_tid', KCSUBTYPE_TYPE.KC_ST_UINT64, 8),
-                        KCSubTypeElement.FromBasicCtype('entry_hash', KCSUBTYPE_TYPE.KC_ST_UINT64, 16),
-                        KCSubTypeElement.FromBasicCtype('flags', KCSUBTYPE_TYPE.KC_ST_UINT32, 24),
-            ),
-            'vmrl_blocking_rels')
-
-KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_THREAD_TURNSTILEINFO')] = KCTypeDescription(GetTypeForName('STACKSHOT_KCTYPE_THREAD_TURNSTILEINFO'),
-            (
-                        KCSubTypeElement.FromBasicCtype('waiter', KCSUBTYPE_TYPE.KC_ST_UINT64, 0),
-                        KCSubTypeElement.FromBasicCtype('turnstile_context', KCSUBTYPE_TYPE.KC_ST_UINT64, 8),
-                        KCSubTypeElement.FromBasicCtype('turnstile_priority', KCSUBTYPE_TYPE.KC_ST_UINT8, 16),
-                        KCSubTypeElement.FromBasicCtype('number_of_hops', KCSUBTYPE_TYPE.KC_ST_UINT8, 17),
-                        KCSubTypeElement.FromBasicCtype('turnstile_flags', KCSUBTYPE_TYPE.KC_ST_UINT64, 18),
-                        KCSubTypeElement.FromBasicCtype('portlabel_id', KCSUBTYPE_TYPE.KC_ST_INT16, 26),
-            ),
-            'thread_turnstileinfo')
-
-KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_PORTLABEL')] = KCTypeDescription(GetTypeForName('STACKSHOT_KCTYPE_PORTLABEL'),
-            (
-                        KCSubTypeElement.FromBasicCtype('portlabel_id', KCSUBTYPE_TYPE.KC_ST_INT16, 0),
-                        KCSubTypeElement.FromBasicCtype('portlabel_flags', KCSUBTYPE_TYPE.KC_ST_UINT16, 2),
-                        KCSubTypeElement.FromBasicCtype('portlabel_domain', KCSUBTYPE_TYPE.KC_ST_UINT8, 4),
-            ),
-            'portlabel_info', merge=True)
-
-KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_PORTLABEL_NAME')] = (
-    KCSubTypeElement("portlabel_name", KCSUBTYPE_TYPE.KC_ST_CHAR, KCSubTypeElement.GetSizeForArray(-1, 1), 0, 1))
-
-KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_THREAD_GROUP_SNAPSHOT')] = KCTypeDescription(GetTypeForName('STACKSHOT_KCTYPE_THREAD_GROUP'),
-            (
-                        KCSubTypeElement.FromBasicCtype('tgs_id', KCSUBTYPE_TYPE.KC_ST_UINT64, 0),
-                        KCSubTypeElement('tgs_name', KCSUBTYPE_TYPE.KC_ST_CHAR, KCSubTypeElement.GetSizeForArray(16, 1),
-                            8, 1),
-                        KCSubTypeElement.FromBasicCtype('tgs_flags', KCSUBTYPE_TYPE.KC_ST_UINT64, 24),
-            ),
-            'thread_group_snapshot')
-
-
-KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_THREAD_GROUP')] = KCSubTypeElement('thread_group', KCSUBTYPE_TYPE.KC_ST_UINT64, 8, 0, 0, KCSubTypeElement._get_naked_element_value)
-
-KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_JETSAM_COALITION_SNAPSHOT')] = KCTypeDescription(GetTypeForName('STACKSHOT_KCTYPE_JETSAM_COALITION_SNAPSHOT'),
-            (
-                        KCSubTypeElement.FromBasicCtype('jcs_id', KCSUBTYPE_TYPE.KC_ST_UINT64, 0),
-                        KCSubTypeElement.FromBasicCtype('jcs_flags', KCSUBTYPE_TYPE.KC_ST_UINT64, 8),
-                        KCSubTypeElement.FromBasicCtype('jcs_thread_group', KCSUBTYPE_TYPE.KC_ST_UINT64, 16),
-                        KCSubTypeElement.FromBasicCtype('jcs_leader_task_uniqueid', KCSUBTYPE_TYPE.KC_ST_UINT64, 24)
-            ),
-            'jetsam_coalition_snapshot')
-
-KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_JETSAM_COALITION')] = KCSubTypeElement('jetsam_coalition', KCSUBTYPE_TYPE.KC_ST_UINT64, 8, 0, 0, KCSubTypeElement._get_naked_element_value)
-
-KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_INSTRS_CYCLES')] = KCTypeDescription(GetTypeForName('STACKSHOT_KCTYPE_INSTRS_CYCLES'),
-            (
-                        KCSubTypeElement.FromBasicCtype('ics_instructions', KCSUBTYPE_TYPE.KC_ST_UINT64, 0),
-                        KCSubTypeElement.FromBasicCtype('ics_cycles', KCSUBTYPE_TYPE.KC_ST_UINT64, 8),
-                        KCSubTypeElement.FromBasicCtype('ics_p_instructions', KCSUBTYPE_TYPE.KC_ST_UINT64, 16),
-                        KCSubTypeElement.FromBasicCtype('ics_p_cycles', KCSUBTYPE_TYPE.KC_ST_UINT64, 24),
-            ),
-            'instrs_cycles_snapshot')
-
-KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_TASK_CPU_ARCHITECTURE')] = KCTypeDescription(GetTypeForName('STACKSHOT_KCTYPE_TASK_CPU_ARCHITECTURE'),
-            (
-                        KCSubTypeElement.FromBasicCtype('cputype', KCSUBTYPE_TYPE.KC_ST_INT32, 0),
-                        KCSubTypeElement.FromBasicCtype('cpusubtype', KCSUBTYPE_TYPE.KC_ST_INT32, 4)
-            ),
-            'task_cpu_architecture')
-
-KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_LATENCY_INFO')] = KCTypeDescription(GetTypeForName('STACKSHOT_KCTYPE_LATENCY_INFO'),
-            (
-                        KCSubTypeElement.FromBasicCtype('latency_version', KCSUBTYPE_TYPE.KC_ST_UINT64, 0),
-                        KCSubTypeElement.FromBasicCtype('setup_latency', KCSUBTYPE_TYPE.KC_ST_UINT64, 8),
-                        KCSubTypeElement.FromBasicCtype('total_task_iteration_latency', KCSUBTYPE_TYPE.KC_ST_UINT64, 16),
-                        KCSubTypeElement.FromBasicCtype('total_terminated_task_iteration', KCSUBTYPE_TYPE.KC_ST_UINT64, 24),
-                        KCSubTypeElement.FromBasicCtype('task_queue_building_latency_mt', KCSUBTYPE_TYPE.KC_ST_UINT64, 32),
-                        KCSubTypeElement.FromBasicCtype('terminated_task_queue_building_latency_mt', KCSUBTYPE_TYPE.KC_ST_UINT64, 40),
-                        KCSubTypeElement.FromBasicCtype('cpu_wait_latency_mt', KCSUBTYPE_TYPE.KC_ST_INT32, 48),
-                        KCSubTypeElement.FromBasicCtype('calling_cpu_number', KCSUBTYPE_TYPE.KC_ST_INT32, 56),
-            ),
-            'stackshot_latency_collection')
-
-KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_LATENCY_INFO_CPU')] = KCTypeDescription(GetTypeForName('STACKSHOT_LATENCY_INFO_CPU'),
-            (
-                        KCSubTypeElement.FromBasicCtype('cpu_number', KCSUBTYPE_TYPE.KC_ST_INT32, 0),
-                        KCSubTypeElement.FromBasicCtype('cluster_type', KCSUBTYPE_TYPE.KC_ST_INT32, 4),
-                        KCSubTypeElement.FromBasicCtype('init_latency_mt', KCSUBTYPE_TYPE.KC_ST_UINT64, 8),
-                        KCSubTypeElement.FromBasicCtype('workqueue_latency_mt', KCSUBTYPE_TYPE.KC_ST_UINT64, 16),
-                        KCSubTypeElement.FromBasicCtype('total_latency_mt', KCSUBTYPE_TYPE.KC_ST_UINT64, 24),
-                        KCSubTypeElement.FromBasicCtype('total_cycles', KCSUBTYPE_TYPE.KC_ST_UINT64, 32),
-                        KCSubTypeElement.FromBasicCtype('total_instrs', KCSUBTYPE_TYPE.KC_ST_UINT64, 40),
-                        KCSubTypeElement.FromBasicCtype('tasks_processed', KCSUBTYPE_TYPE.KC_ST_UINT64, 48),
-                        KCSubTypeElement.FromBasicCtype('threads_processed', KCSUBTYPE_TYPE.KC_ST_UINT64, 56),
-                        KCSubTypeElement.FromBasicCtype('faulting_time_mt', KCSUBTYPE_TYPE.KC_ST_UINT64, 64),
-                        KCSubTypeElement.FromBasicCtype('total_buf', KCSUBTYPE_TYPE.KC_ST_UINT64, 72),
-                        KCSubTypeElement.FromBasicCtype('intercluster_buf_used', KCSUBTYPE_TYPE.KC_ST_UINT64, 80),
-            ),
-            'stackshot_latency_cpu')
-
-KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_LATENCY_INFO_BUFFER')] = KCTypeDescription(GetTypeForName('STACKSHOT_LATENCY_INFO_BUFFER'),
-            (
-                        KCSubTypeElement.FromBasicCtype('cluster_type', KCSUBTYPE_TYPE.KC_ST_INT32, 0),
-                        KCSubTypeElement.FromBasicCtype('size', KCSUBTYPE_TYPE.KC_ST_UINT64, 4),
-                        KCSubTypeElement.FromBasicCtype('used', KCSUBTYPE_TYPE.KC_ST_UINT64, 12),
-                        KCSubTypeElement.FromBasicCtype('overhead', KCSUBTYPE_TYPE.KC_ST_UINT64, 20),
-            ),
-            'stackshot_latency_buffer')
-
-KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_LATENCY_INFO_TASK')] = KCTypeDescription(GetTypeForName('STACKSHOT_KCTYPE_LATENCY_INFO_TASK'),
-            (
-                        KCSubTypeElement.FromBasicCtype('task_uniqueid', KCSUBTYPE_TYPE.KC_ST_UINT64, 0),
-                        KCSubTypeElement.FromBasicCtype('setup_latency', KCSUBTYPE_TYPE.KC_ST_UINT64, 8),
-                        KCSubTypeElement.FromBasicCtype('task_thread_count_loop_latency', KCSUBTYPE_TYPE.KC_ST_UINT64, 16),
-                        KCSubTypeElement.FromBasicCtype('task_thread_data_loop_latency', KCSUBTYPE_TYPE.KC_ST_UINT64, 24),
-                        KCSubTypeElement.FromBasicCtype('cur_tsnap_latency', KCSUBTYPE_TYPE.KC_ST_UINT64, 32),
-                        KCSubTypeElement.FromBasicCtype('pmap_latency', KCSUBTYPE_TYPE.KC_ST_UINT64, 40),
-                        KCSubTypeElement.FromBasicCtype('bsd_proc_ids_latency', KCSUBTYPE_TYPE.KC_ST_UINT64, 48),
-                        KCSubTypeElement.FromBasicCtype('misc_latency', KCSUBTYPE_TYPE.KC_ST_UINT64, 56),
-                        KCSubTypeElement.FromBasicCtype('misc2_latency', KCSUBTYPE_TYPE.KC_ST_UINT64, 64),
-                        KCSubTypeElement.FromBasicCtype('end_latency', KCSUBTYPE_TYPE.KC_ST_UINT64, 72)
-            ),
-            'stackshot_latency_task')
-
-KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_LATENCY_INFO_THREAD')] = KCTypeDescription(GetTypeForName('STACKSHOT_KCTYPE_LATENCY_INFO_THREAD'),
-            (
-                        KCSubTypeElement.FromBasicCtype('thread_id', KCSUBTYPE_TYPE.KC_ST_UINT64, 0),
-                        KCSubTypeElement.FromBasicCtype('cur_thsnap1_latency', KCSUBTYPE_TYPE.KC_ST_UINT64, 8),
-                        KCSubTypeElement.FromBasicCtype('dispatch_serial_latency', KCSUBTYPE_TYPE.KC_ST_UINT64, 16),
-                        KCSubTypeElement.FromBasicCtype('dispatch_label_latency', KCSUBTYPE_TYPE.KC_ST_UINT64, 24),
-                        KCSubTypeElement.FromBasicCtype('cur_thsnap2_latency', KCSUBTYPE_TYPE.KC_ST_UINT64, 32),
-                        KCSubTypeElement.FromBasicCtype('thread_name_latency', KCSUBTYPE_TYPE.KC_ST_UINT64, 40),
-                        KCSubTypeElement.FromBasicCtype('sur_times_latency', KCSUBTYPE_TYPE.KC_ST_UINT64, 48),
-                        KCSubTypeElement.FromBasicCtype('user_stack_latency', KCSUBTYPE_TYPE.KC_ST_UINT64, 56),
-                        KCSubTypeElement.FromBasicCtype('kernel_stack_latency', KCSUBTYPE_TYPE.KC_ST_UINT64, 64),
-                        KCSubTypeElement.FromBasicCtype('misc_latency', KCSUBTYPE_TYPE.KC_ST_UINT64, 72),
-            ),
-            'stackshot_latency_thread')
-
-KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_THREAD_NAME')] = KCSubTypeElement('pth_name', KCSUBTYPE_TYPE.KC_ST_CHAR, KCSubTypeElement.GetSizeForArray(64, 1), 0, 1)
-
-def set_type(name, *args):
-    typ = GetTypeForName(name)
-    KNOWN_TYPES_COLLECTION[typ] = KCTypeDescription(GetTypeForName(typ), *args)
-
-
-set_type('STACKSHOT_KCTYPE_USER_STACKTOP',
-         (
-             KCSubTypeElement.FromBasicCtype('sp', KCSUBTYPE_TYPE.KC_ST_UINT64, 0),
-             KCSubTypeElement('stack_contents', KCSUBTYPE_TYPE.KC_ST_UINT8, KCSubTypeElement.GetSizeForArray(8, 1), 8, 1),
-         ),
-         'user_stacktop')
-
-#KNOWN_TYPES_COLLECTION[0x907] = KCSubTypeElement('donating_pids', KCSUBTYPE_TYPE.KC_ST_UINT32, 4, 0, 0, KCSubTypeElement._get_naked_element_value)
-KNOWN_TYPES_COLLECTION[GetTypeForName('TASK_CRASHINFO_PID')] = KCSubTypeElement('pid', KCSUBTYPE_TYPE.KC_ST_INT32, 4, 0, 0)
-KNOWN_TYPES_COLLECTION[GetTypeForName('TASK_CRASHINFO_PPID')] = KCSubTypeElement('ppid', KCSUBTYPE_TYPE.KC_ST_INT32, 4, 0, 0)
-KNOWN_TYPES_COLLECTION[GetTypeForName('TASK_CRASHINFO_PROC_NAME')] = KCSubTypeElement('p_comm', KCSUBTYPE_TYPE.KC_ST_CHAR,
-                           KCSubTypeElement.GetSizeForArray(32, 1), 0, 1)
-KNOWN_TYPES_COLLECTION[GetTypeForName('TASK_CRASHINFO_USERSTACK')] = KCSubTypeElement('userstack_ptr', KCSUBTYPE_TYPE.KC_ST_UINT64, 8, 0, 0)
-KNOWN_TYPES_COLLECTION[GetTypeForName('TASK_CRASHINFO_ARGSLEN')] = KCSubTypeElement('p_argslen', KCSUBTYPE_TYPE.KC_ST_INT32, 4, 0, 0)
-
-KNOWN_TYPES_COLLECTION[GetTypeForName('TASK_CRASHINFO_PROC_PATH')] = KCSubTypeElement('p_path', KCSUBTYPE_TYPE.KC_ST_CHAR,
-                           KCSubTypeElement.GetSizeForArray(1024, 1), 0, 1)
-KNOWN_TYPES_COLLECTION[GetTypeForName('TASK_CRASHINFO_PROC_CSFLAGS')] = KCSubTypeElement('p_csflags', KCSUBTYPE_TYPE.KC_ST_INT32, 4, 0, 0)
-KNOWN_TYPES_COLLECTION[GetTypeForName('TASK_CRASHINFO_UID')] = KCSubTypeElement('uid', KCSUBTYPE_TYPE.KC_ST_INT32, 4, 0, 0)
-KNOWN_TYPES_COLLECTION[GetTypeForName('TASK_CRASHINFO_GID')] = KCSubTypeElement('gid', KCSUBTYPE_TYPE.KC_ST_INT32, 4, 0, 0)
-KNOWN_TYPES_COLLECTION[GetTypeForName('TASK_CRASHINFO_PROC_ARGC')] = KCSubTypeElement('argc', KCSUBTYPE_TYPE.KC_ST_INT32, 4, 0, 0)
-KNOWN_TYPES_COLLECTION[GetTypeForName('TASK_CRASHINFO_PROC_FLAGS')] = KCSubTypeElement('p_flags', KCSUBTYPE_TYPE.KC_ST_INT32, 4, 0, 0)
-KNOWN_TYPES_COLLECTION[GetTypeForName('TASK_CRASHINFO_CPUTYPE')] = KCSubTypeElement('cputype', KCSUBTYPE_TYPE.KC_ST_INT32, 4, 0, 0)
-KNOWN_TYPES_COLLECTION[GetTypeForName('TASK_CRASHINFO_RESPONSIBLE_PID')] = KCSubTypeElement('responsible_pid', KCSUBTYPE_TYPE.KC_ST_INT32, 4, 0, 0)
-KNOWN_TYPES_COLLECTION[GetTypeForName('TASK_CRASHINFO_DIRTY_FLAGS')] = KCSubTypeElement('dirty_flags', KCSUBTYPE_TYPE.KC_ST_INT32, 4, 0, 0)
-KNOWN_TYPES_COLLECTION[GetTypeForName('TASK_CRASHINFO_CRASHED_THREADID')] = KCSubTypeElement('crashed_threadid', KCSUBTYPE_TYPE.KC_ST_UINT64, 8, 0, 0)
-KNOWN_TYPES_COLLECTION[GetTypeForName('TASK_CRASHINFO_COALITION_ID')] = KCSubTypeElement('coalition_id', KCSUBTYPE_TYPE.KC_ST_UINT64, 8, 0, 0)
-
-KNOWN_TYPES_COLLECTION[GetTypeForName('TASK_CRASHINFO_PROC_STATUS')] = KCSubTypeElement('p_status', KCSUBTYPE_TYPE.KC_ST_UINT8, 1, 0, 0)
-
-KNOWN_TYPES_COLLECTION[GetTypeForName('TASK_CRASHINFO_BSDINFOWITHUNIQID')] = KCTypeDescription(GetTypeForName('TASK_CRASHINFO_BSDINFOWITHUNIQID'),
-    (   KCSubTypeElement('p_uuid', KCSUBTYPE_TYPE.KC_ST_UINT8, KCSubTypeElement.GetSizeForArray(16, 1), 0, 1),
-        KCSubTypeElement.FromBasicCtype('p_uniqueid', KCSUBTYPE_TYPE.KC_ST_UINT64, 16),
-        KCSubTypeElement.FromBasicCtype('p_puniqueid', KCSUBTYPE_TYPE.KC_ST_UINT64, 24)
-    ),
-    'proc_uniqidentifierinfo')
-
-KNOWN_TYPES_COLLECTION[GetTypeForName('TASK_CRASHINFO_EXCEPTION_CODES')] = (
-    KCTypeDescription(GetTypeForName('TASK_CRASHINFO_EXCEPTION_CODES'),
-                      (KCSubTypeElement.FromBasicCtype('code_0', KCSUBTYPE_TYPE.KC_ST_UINT64, 0),
-                       KCSubTypeElement.FromBasicCtype('code_1', KCSUBTYPE_TYPE.KC_ST_UINT64, 8)),
-                      'mach_exception_data_t'))
-
-
-KNOWN_TYPES_COLLECTION[GetTypeForName('TASK_CRASHINFO_PROC_STARTTIME')] = (
-    KCTypeDescription(GetTypeForName('TASK_CRASHINFO_PROC_STARTTIME'),
-                      (KCSubTypeElement.FromBasicCtype('tv_sec', KCSUBTYPE_TYPE.KC_ST_UINT64, 0),
-                       KCSubTypeElement.FromBasicCtype('tv_usec', KCSUBTYPE_TYPE.KC_ST_UINT64, 8)),
-                      'proc_starttime'))
-
-
-KNOWN_TYPES_COLLECTION[GetTypeForName('TASK_CRASHINFO_RUSAGE_INFO')] = KCTypeDescription(GetTypeForName('TASK_CRASHINFO_RUSAGE_INFO'),
-    (
-        KCSubTypeElement('ri_uuid', KCSUBTYPE_TYPE.KC_ST_UINT8, KCSubTypeElement.GetSizeForArray(16, 1), 0, 1),
-            KCSubTypeElement.FromBasicCtype('ri_user_time', KCSUBTYPE_TYPE.KC_ST_UINT64, 16),
-            KCSubTypeElement.FromBasicCtype('ri_system_time', KCSUBTYPE_TYPE.KC_ST_UINT64, 24),
-            KCSubTypeElement.FromBasicCtype('ri_pkg_idle_wkups', KCSUBTYPE_TYPE.KC_ST_UINT64, 32),
-            KCSubTypeElement.FromBasicCtype('ri_interrupt_wkups', KCSUBTYPE_TYPE.KC_ST_UINT64, 40),
-            KCSubTypeElement.FromBasicCtype('ri_pageins', KCSUBTYPE_TYPE.KC_ST_UINT64, 48),
-            KCSubTypeElement.FromBasicCtype('ri_wired_size', KCSUBTYPE_TYPE.KC_ST_UINT64, 56),
-            KCSubTypeElement.FromBasicCtype('ri_resident_size', KCSUBTYPE_TYPE.KC_ST_UINT64, 64),
-            KCSubTypeElement.FromBasicCtype('ri_phys_footprint', KCSUBTYPE_TYPE.KC_ST_UINT64, 72),
-            KCSubTypeElement.FromBasicCtype('ri_proc_start_abstime', KCSUBTYPE_TYPE.KC_ST_UINT64, 80),
-            KCSubTypeElement.FromBasicCtype('ri_proc_exit_abstime', KCSUBTYPE_TYPE.KC_ST_UINT64, 88),
-            KCSubTypeElement.FromBasicCtype('ri_child_user_time', KCSUBTYPE_TYPE.KC_ST_UINT64, 96),
-            KCSubTypeElement.FromBasicCtype('ri_child_system_time', KCSUBTYPE_TYPE.KC_ST_UINT64, 104),
-            KCSubTypeElement.FromBasicCtype('ri_child_pkg_idle_wkups', KCSUBTYPE_TYPE.KC_ST_UINT64, 112),
-            KCSubTypeElement.FromBasicCtype('ri_child_interrupt_wkups', KCSUBTYPE_TYPE.KC_ST_UINT64, 120),
-            KCSubTypeElement.FromBasicCtype('ri_child_pageins', KCSUBTYPE_TYPE.KC_ST_UINT64, 128),
-            KCSubTypeElement.FromBasicCtype('ri_child_elapsed_abstime', KCSUBTYPE_TYPE.KC_ST_UINT64, 136),
-            KCSubTypeElement.FromBasicCtype('ri_diskio_bytesread', KCSUBTYPE_TYPE.KC_ST_UINT64, 144),
-            KCSubTypeElement.FromBasicCtype('ri_diskio_byteswritten', KCSUBTYPE_TYPE.KC_ST_UINT64, 152),
-            KCSubTypeElement.FromBasicCtype('ri_cpu_time_qos_default', KCSUBTYPE_TYPE.KC_ST_UINT64, 160),
-            KCSubTypeElement.FromBasicCtype('ri_cpu_time_qos_maintenance', KCSUBTYPE_TYPE.KC_ST_UINT64, 168),
-            KCSubTypeElement.FromBasicCtype('ri_cpu_time_qos_background', KCSUBTYPE_TYPE.KC_ST_UINT64, 176),
-            KCSubTypeElement.FromBasicCtype('ri_cpu_time_qos_utility', KCSUBTYPE_TYPE.KC_ST_UINT64, 184),
-            KCSubTypeElement.FromBasicCtype('ri_cpu_time_qos_legacy', KCSUBTYPE_TYPE.KC_ST_UINT64, 192),
-            KCSubTypeElement.FromBasicCtype('ri_cpu_time_qos_user_initiated', KCSUBTYPE_TYPE.KC_ST_UINT64, 200),
-            KCSubTypeElement.FromBasicCtype('ri_cpu_time_qos_user_interactiv', KCSUBTYPE_TYPE.KC_ST_UINT64, 208),
-            KCSubTypeElement.FromBasicCtype('ri_billed_system_time', KCSUBTYPE_TYPE.KC_ST_UINT64, 216),
-            KCSubTypeElement.FromBasicCtype('ri_serviced_system_time', KCSUBTYPE_TYPE.KC_ST_UINT64, 224)
-    ),
-    'rusage_info')
-
-#The sizes for these need to be kept in sync with
-#MAX_CRASHINFO_SIGNING_ID_LEN, MAX_CRASHINFO_TEAM_ID_LEN
-KNOWN_TYPES_COLLECTION[GetTypeForName('TASK_CRASHINFO_CS_SIGNING_ID')] = KCSubTypeElement('cs_signing_id', KCSUBTYPE_TYPE.KC_ST_CHAR,
-                           KCSubTypeElement.GetSizeForArray(64, 1), 0, 1)
-KNOWN_TYPES_COLLECTION[GetTypeForName('TASK_CRASHINFO_CS_TEAM_ID')] = KCSubTypeElement('cs_team_id', KCSUBTYPE_TYPE.KC_ST_CHAR,
-                           KCSubTypeElement.GetSizeForArray(32, 1), 0, 1)
-
-KNOWN_TYPES_COLLECTION[GetTypeForName('TASK_CRASHINFO_CS_VALIDATION_CATEGORY')] = KCSubTypeElement('cs_validation_category', KCSUBTYPE_TYPE.KC_ST_UINT32, 4, 0, 0)
-
-KNOWN_TYPES_COLLECTION[GetTypeForName('TASK_CRASHINFO_CS_TRUST_LEVEL')] = KCSubTypeElement('cs_trust_level', KCSUBTYPE_TYPE.KC_ST_UINT32, 4, 0, 0)
-
-KNOWN_TYPES_COLLECTION[GetTypeForName('TASK_CRASHINFO_JIT_ADDRESS_RANGE')] = KCTypeDescription(GetTypeForName('TASK_CRASHINFO_JIT_ADDRESS_RANGE'),
-    (
-        KCSubTypeElement.FromBasicCtype('start_address', KCSUBTYPE_TYPE.KC_ST_UINT64, 0),
-        KCSubTypeElement.FromBasicCtype('end_address', KCSUBTYPE_TYPE.KC_ST_UINT64, 8),
-    ), 'jit_address_range')
-
-KNOWN_TYPES_COLLECTION[GetTypeForName('TASK_CRASHINFO_MB')] = KCTypeDescription(GetTypeForName('TASK_CRASHINFO_MB'),
-    (
-        KCSubTypeElement.FromBasicCtype('start_address', KCSUBTYPE_TYPE.KC_ST_UINT64, 0),
-        KCSubTypeElement('data', KCSUBTYPE_TYPE.KC_ST_UINT64, KCSubTypeElement.GetSizeForArray(64, 64), 8, 0),
-    )
-)
-
-KNOWN_TYPES_COLLECTION[GetTypeForName('TASK_CRASHINFO_CS_AUXILIARY_INFO')] = KCSubTypeElement('cs_auxiliary_info', KCSUBTYPE_TYPE.KC_ST_UINT64, 8, 0, 0)
-
-KNOWN_TYPES_COLLECTION[GetTypeForName('TASK_CRASHINFO_VOUCHER_INFO')] = KCTypeDescription(GetTypeForName('TASK_CRASHINFO_VOUCHER_INFO'),
-    (
-        KCSubTypeElement.FromBasicCtype('thread_id', KCSUBTYPE_TYPE.KC_ST_UINT64, 0),
-        KCSubTypeElement.FromBasicCtype('originator_pid', KCSUBTYPE_TYPE.KC_ST_UINT32, 8),
-        KCSubTypeElement.FromBasicCtype('proximate_pid', KCSUBTYPE_TYPE.KC_ST_UINT32, 12),
-    ), 'voucher_info')
-
-KNOWN_TYPES_COLLECTION[GetTypeForName('TASK_CRASHINFO_SANDBOX_PROFILE')] = KCSubTypeElement('sandbox_profile', KCSUBTYPE_TYPE.KC_ST_CHAR,
-                           KCSubTypeElement.GetSizeForArray(32, 1), 0, 1)
-
-KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_CPU_TIMES')] = KCTypeDescription(GetTypeForName('STACKSHOT_KCTYPE_CPU_TIMES'),
-    (
-        KCSubTypeElement.FromBasicCtype('user_usec', KCSUBTYPE_TYPE.KC_ST_UINT64, 0),
-        KCSubTypeElement.FromBasicCtype('system_usec', KCSUBTYPE_TYPE.KC_ST_UINT64, 8),
-        KCSubTypeElement.FromBasicCtype('runnable_usec', KCSUBTYPE_TYPE.KC_ST_UINT64, 16),
-    ), 'cpu_times')
-
-KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_STACKSHOT_DURATION')] = KCTypeDescription(GetTypeForName('STACKSHOT_KCTYPE_STACKSHOT_DURATION'),
-    (
-        KCSubTypeElement.FromBasicCtype('stackshot_duration', KCSUBTYPE_TYPE.KC_ST_UINT64, 0),
-        KCSubTypeElement.FromBasicCtype('stackshot_duration_outer', KCSUBTYPE_TYPE.KC_ST_UINT64, 8),
-        KCSubTypeElement.FromBasicCtype('stackshot_duration_prior', KCSUBTYPE_TYPE.KC_ST_UINT64, 16),
-    ), 'stackshot_duration', merge=True
-)
-
-KNOWN_TYPES_COLLECTION[GetTypeForName('KCDATA_TYPE_PROCNAME')] = (
-    KCSubTypeElement("proc_name", KCSUBTYPE_TYPE.KC_ST_CHAR, KCSubTypeElement.GetSizeForArray(-1, 1), 0, 1))
-
-KNOWN_TYPES_COLLECTION[GetTypeForName('KCDATA_TYPE_PID')] = (
-    KCSubTypeElement('pid', KCSUBTYPE_TYPE.KC_ST_INT32, 4, 0, 0))
-
-KNOWN_TYPES_COLLECTION[GetTypeForName('KCDATA_TYPE_LIBRARY_AOTINFO')] = KCTypeDescription(GetTypeForName('KCDATA_TYPE_LIBRARY_AOTINFO'),
-    (
-        KCSubTypeElement('x86LoadAddress', KCSUBTYPE_TYPE.KC_ST_UINT64, 8, 0, 0),
-        KCSubTypeElement('aotLoadAddress', KCSUBTYPE_TYPE.KC_ST_UINT64, 8, 8, 0),
-        KCSubTypeElement('aotImageSize', KCSUBTYPE_TYPE.KC_ST_UINT64, 8, 16, 0),
-        KCSubTypeElement('aotImageKey', KCSUBTYPE_TYPE.KC_ST_UINT8, KCSubTypeElement.GetSizeForArray(32, 1), 24, 1),
-    ), 'dyld_aot_info')
-
-KNOWN_TYPES_COLLECTION[GetTypeForName('EXIT_REASON_SNAPSHOT')] = KCTypeDescription(GetTypeForName('EXIT_REASON_SNAPSHOT'),
-    (
-        KCSubTypeElement.FromBasicCtype('ers_namespace', KCSUBTYPE_TYPE.KC_ST_UINT32, 0),
-        KCSubTypeElement.FromBasicCtype('ers_code', KCSUBTYPE_TYPE.KC_ST_UINT64, 4),
-        KCSubTypeElement.FromBasicCtype('ers_flags', KCSUBTYPE_TYPE.KC_ST_UINT64, 12),
-    ), 'exit_reason_basic_info')
-
-KNOWN_TYPES_COLLECTION[GetTypeForName('EXIT_REASON_USER_DESC')] = (
-    KCSubTypeElement("exit_reason_user_description", KCSUBTYPE_TYPE.KC_ST_CHAR, KCSubTypeElement.GetSizeForArray(-1, 1), 0, 1))
-
-KNOWN_TYPES_COLLECTION[GetTypeForName('EXIT_REASON_USER_PAYLOAD')] = KCSubTypeElement('exit_reason_user_payload',
-        KCSUBTYPE_TYPE.KC_ST_UINT8, KCSubTypeElement.GetSizeForArray(-1, 1), 0, 1)
-
-KNOWN_TYPES_COLLECTION[GetTypeForName('EXIT_REASON_CODESIGNING_INFO')] = KCTypeDescription(GetTypeForName('EXIT_REASON_CODESIGNING_INFO'),
-    (
-        KCSubTypeElement.FromBasicCtype('ceri_virt_addr', KCSUBTYPE_TYPE.KC_ST_UINT64, 0),
-        KCSubTypeElement.FromBasicCtype('ceri_file_offset', KCSUBTYPE_TYPE.KC_ST_UINT64, 8),
-        KCSubTypeElement("ceri_pathname", KCSUBTYPE_TYPE.KC_ST_CHAR, KCSubTypeElement.GetSizeForArray(1024, 1), 16, 1),
-        KCSubTypeElement("ceri_filename", KCSUBTYPE_TYPE.KC_ST_CHAR, KCSubTypeElement.GetSizeForArray(1024, 1), 1040, 1),
-        KCSubTypeElement.FromBasicCtype('ceri_codesig_modtime_secs', KCSUBTYPE_TYPE.KC_ST_UINT64, 2064),
-        KCSubTypeElement.FromBasicCtype('ceri_codesig_modtime_nsecs', KCSUBTYPE_TYPE.KC_ST_UINT64, 2072),
-        KCSubTypeElement.FromBasicCtype('ceri_page_modtime_secs', KCSUBTYPE_TYPE.KC_ST_UINT64, 2080),
-        KCSubTypeElement.FromBasicCtype('ceri_page_modtime_nsecs', KCSUBTYPE_TYPE.KC_ST_UINT64, 2088),
-        KCSubTypeElement.FromBasicCtype('ceri_path_truncated', KCSUBTYPE_TYPE.KC_ST_UINT8, 2096),
-        KCSubTypeElement.FromBasicCtype('ceri_object_codesigned', KCSUBTYPE_TYPE.KC_ST_UINT8, 2097),
-        KCSubTypeElement.FromBasicCtype('ceri_page_codesig_validated', KCSUBTYPE_TYPE.KC_ST_UINT8, 2098),
-        KCSubTypeElement.FromBasicCtype('ceri_page_codesig_tainted', KCSUBTYPE_TYPE.KC_ST_UINT8, 2099),
-        KCSubTypeElement.FromBasicCtype('ceri_page_codesig_nx', KCSUBTYPE_TYPE.KC_ST_UINT8, 2100),
-        KCSubTypeElement.FromBasicCtype('ceri_page_wpmapped', KCSUBTYPE_TYPE.KC_ST_UINT8, 2101),
-        KCSubTypeElement.FromBasicCtype('ceri_page_slid', KCSUBTYPE_TYPE.KC_ST_UINT8, 2102),
-        KCSubTypeElement.FromBasicCtype('ceri_page_dirty', KCSUBTYPE_TYPE.KC_ST_UINT8, 2103),
-        KCSubTypeElement.FromBasicCtype('ceri_page_shadow_depth', KCSUBTYPE_TYPE.KC_ST_UINT32, 2104),
-    ), 'exit_reason_codesigning_info')
-
-KNOWN_TYPES_COLLECTION[GetTypeForName('EXIT_REASON_WORKLOOP_ID')] = (
-        KCSubTypeElement('exit_reason_workloop_id', KCSUBTYPE_TYPE.KC_ST_UINT64, 8, 0, 0, KCSubTypeElement._get_naked_element_value))
-
-KNOWN_TYPES_COLLECTION[GetTypeForName('EXIT_REASON_DISPATCH_QUEUE_NO')] = (
-        KCSubTypeElement('exit_reason_dispatch_queue_no', KCSUBTYPE_TYPE.KC_ST_UINT64, 8, 0, 0, KCSubTypeElement._get_naked_element_value))
-
-KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_ASID')] = (
-    KCSubTypeElement('ts_asid', KCSUBTYPE_TYPE.KC_ST_UINT32, 4, 0, 0))
-
-KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_PAGE_TABLES')] = KCTypeDescription(GetTypeForName('STACKSHOT_KCTYPE_PAGE_TABLES'), (
-    KCSubTypeElement(None, KCSUBTYPE_TYPE.KC_ST_UINT64, 8, 0, 0, KCSubTypeElement._get_naked_element_value), ),
-    'ts_pagetable',
-    merge=True,
-    naked=True
-)
-
-KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_SUSPENSION_INFO')] = KCTypeDescription(GetTypeForName('STACKSHOT_KCTYPE_SUSPENSION_INFO'), (
-    KCSubTypeElement.FromBasicCtype('tss_last_start', KCSUBTYPE_TYPE.KC_ST_UINT64, 0),
-    KCSubTypeElement.FromBasicCtype('tss_last_end', KCSUBTYPE_TYPE.KC_ST_UINT64, 8),
-    KCSubTypeElement.FromBasicCtype('tss_count', KCSUBTYPE_TYPE.KC_ST_UINT64, 16),
-    KCSubTypeElement.FromBasicCtype('tss_duration', KCSUBTYPE_TYPE.KC_ST_UINT64, 24),
-), 'suspension_info')
-
-KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_SUSPENSION_SOURCE')] = KCTypeDescription(GetTypeForName('STACKSHOT_KCTYPE_SUSPENSION_SOURCE'), (
-    KCSubTypeElement.FromBasicCtype('tss_time', KCSUBTYPE_TYPE.KC_ST_UINT64, 0),
-    KCSubTypeElement.FromBasicCtype('tss_tid', KCSUBTYPE_TYPE.KC_ST_UINT64, 8),
-    KCSubTypeElement.FromBasicCtype('tss_pid', KCSUBTYPE_TYPE.KC_ST_INT32, 16),
-    KCSubTypeElement('tss_procname', KCSUBTYPE_TYPE.KC_ST_CHAR, KCSubTypeElement.GetSizeForArray(65, 1), 20, 1)
-), 'suspension_source')
-
-KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_OS_BUILD_VERSION')] = KCSubTypeElement('os_build_version', KCSUBTYPE_TYPE.KC_ST_CHAR,
-                          KCSubTypeElement.GetSizeForArray(256, 1), 0, 1)
-
-KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_KERN_EXCLAVES_THREADINFO')] = KCTypeDescription(GetTypeForName('STACKSHOT_KCTYPE_KERN_EXCLAVES_THREADINFO'),
-    (
-        KCSubTypeElement.FromBasicCtype('tei_scid', KCSUBTYPE_TYPE.KC_ST_UINT64, 0),
-        KCSubTypeElement.FromBasicCtype('tei_thread_offset', KCSUBTYPE_TYPE.KC_ST_UINT32, 8),
-        KCSubTypeElement.FromBasicCtype('tei_flags', KCSUBTYPE_TYPE.KC_ST_UINT32, 12),
-    ), 'exclaves_thread_info')
-
-KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_EXCLAVE_SCRESULT_INFO')] = KCTypeDescription(GetTypeForName('STACKSHOT_KCTYPE_EXCLAVE_SCRESULT_INFO'),
-    (
-        KCSubTypeElement.FromBasicCtype('esc_id', KCSUBTYPE_TYPE.KC_ST_UINT64, 0),
-        KCSubTypeElement.FromBasicCtype('esc_flags', KCSUBTYPE_TYPE.KC_ST_UINT64, 8),
-    ), 'exclave_scresult_info')
-
-KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_EXCLAVE_IPCSTACKENTRY_INFO')] = KCTypeDescription(GetTypeForName('STACKSHOT_KCTYPE_EXCLAVE_IPCSTACKENTRY_INFO'),
-    (
-        KCSubTypeElement.FromBasicCtype('eise_asid', KCSUBTYPE_TYPE.KC_ST_UINT64, 0),
-        KCSubTypeElement.FromBasicCtype('eise_tnid', KCSUBTYPE_TYPE.KC_ST_UINT64, 8),
-        KCSubTypeElement.FromBasicCtype('eise_invocationid', KCSUBTYPE_TYPE.KC_ST_UINT64, 16),
-        KCSubTypeElement.FromBasicCtype('eise_flags', KCSUBTYPE_TYPE.KC_ST_UINT64, 24),
-    ), 'exclave_ipcstackentry_info')
-
-KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_EXCLAVE_IPCSTACKENTRY_ECSTACK')] = KCTypeDescription(GetTypeForName('STACKSHOT_KCTYPE_EXCLAVE_IPCSTACKENTRY_ECSTACK'),
-    (
-        KCSubTypeElement.FromBasicCtype('lr', KCSUBTYPE_TYPE.KC_ST_UINT64, 0),
-    ), 'secure_ecstack_entry')
-
-KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_EXCLAVE_ADDRESSSPACE_INFO')] = KCTypeDescription(GetTypeForName('STACKSHOT_KCTYPE_EXCLAVE_ADDRESSSPACE_INFO'),
-    (
-        KCSubTypeElement.FromBasicCtype('eas_id', KCSUBTYPE_TYPE.KC_ST_UINT64, 0),
-        KCSubTypeElement.FromBasicCtype('eas_flags', KCSUBTYPE_TYPE.KC_ST_UINT64, 8),
-        KCSubTypeElement.FromBasicCtype('eas_layoutid', KCSUBTYPE_TYPE.KC_ST_UINT64, 16),
-        KCSubTypeElement.FromBasicCtype('eas_slide', KCSUBTYPE_TYPE.KC_ST_UINT64, 24),
-        KCSubTypeElement.FromBasicCtype('eas_asroot', KCSUBTYPE_TYPE.KC_ST_UINT64, 32),
-    ), 'exclave_addressspace_info')
-
-KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_EXCLAVE_ADDRESSSPACE_NAME')] = KCSubTypeElement('exclave_addressspace_name', KCSUBTYPE_TYPE.KC_ST_CHAR, KCSubTypeElement.GetSizeForArray(64, 1), 0, 1)
-
-KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_EXCLAVE_TEXTLAYOUT_INFO')] = KCTypeDescription(GetTypeForName('STACKSHOT_KCTYPE_EXCLAVE_TEXTLAYOUT_INFO'),
-    (
-        KCSubTypeElement.FromBasicCtype('layout_id', KCSUBTYPE_TYPE.KC_ST_UINT64, 0),
-        KCSubTypeElement.FromBasicCtype('etl_flags', KCSUBTYPE_TYPE.KC_ST_UINT64, 8),
-        KCSubTypeElement.FromBasicCtype('sharedcache_index', KCSUBTYPE_TYPE.KC_ST_UINT32, 16),
-    ), 'exclave_textlayout_info')
-
-KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_EXCLAVE_TEXTLAYOUT_SEGMENTS')] = KCTypeDescription(GetTypeForName('STACKSHOT_KCTYPE_EXCLAVE_TEXTLAYOUT_SEGMENTS'),
-    (
-        KCSubTypeElement('layoutSegment_uuid', KCSUBTYPE_TYPE.KC_ST_UINT8, KCSubTypeElement.GetSizeForArray(16, 1), 0, 1),
-        KCSubTypeElement.FromBasicCtype('layoutSegment_loadAddress', KCSUBTYPE_TYPE.KC_ST_UINT64, 16),
-        KCSubTypeElement.FromBasicCtype('layoutSegment_rawLoadAddress', KCSUBTYPE_TYPE.KC_ST_UINT64, 24),
-    ), 'exclave_textlayout_segments')
-
-KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_TASK_MEMORYSTATUS')] = KCTypeDescription(GetTypeForName('STACKSHOT_KCTYPE_TASK_MEMORYSTATUS'),
-    (
-        KCSubTypeElement.FromBasicCtype('tms_current_memlimit', KCSUBTYPE_TYPE.KC_ST_INT32, 0),
-        KCSubTypeElement.FromBasicCtype('tms_effectivepriority', KCSUBTYPE_TYPE.KC_ST_INT32, 4),
-        KCSubTypeElement.FromBasicCtype('tms_requestedpriority', KCSUBTYPE_TYPE.KC_ST_INT32, 8),
-        KCSubTypeElement.FromBasicCtype('tms_assertionpriority', KCSUBTYPE_TYPE.KC_ST_INT32, 12),
-    ), 'task_memorystatus')
-
-KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_MTEINFO_CELL')] = KCTypeDescription(GetTypeForName('STACKSHOT_KCTYPE_MTEINFO_CELL'),
-    (
-        KCSubTypeElement.FromBasicCtype('mic_state', KCSUBTYPE_TYPE.KC_ST_UINT8, 0),
-        KCSubTypeElement.FromBasicCtype('mic_tagged_count', KCSUBTYPE_TYPE.KC_ST_UINT8, 1),
-        KCSubTypeElement.FromBasicCtype('mic_free_count', KCSUBTYPE_TYPE.KC_ST_UINT8, 2),
-        KCSubTypeElement.FromBasicCtype('mic_wired_count', KCSUBTYPE_TYPE.KC_ST_UINT8, 3),
-        KCSubTypeElement.FromBasicCtype('mic_wired_tagged_count', KCSUBTYPE_TYPE.KC_ST_UINT8, 4),
-        KCSubTypeElement.FromBasicCtype('mic_kernel_wired_tagged_count', KCSUBTYPE_TYPE.KC_ST_UINT8, 5),
-    ), 'mte_info_cell')
-
-KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_LOCK_STATE')] = KCTypeDescription(GetTypeForName('STACKSHOT_KCTYPE_LOCK_STATE'),
-    (
-        KCSubTypeElement.FromBasicCtype('flags', KCSUBTYPE_TYPE.KC_ST_UINT8, 0),
-        KCSubTypeElement.FromBasicCtype('passcode_status', KCSUBTYPE_TYPE.KC_ST_UINT8, 1),
-        KCSubTypeElement.FromBasicCtype('lock_state', KCSUBTYPE_TYPE.KC_ST_UINT8, 2),
-    ), 'device_lock_state')
-
-def GetSecondsFromMATime(mat, tb):
-    return (float(long(mat) * tb['numer']) / tb['denom']) / 1e9
-
-def GetLongForAddress(address):
-    if isinstance(address, str):
-        if '0x' in address.lower():
-            address = long(address, 16)
-        else:
-            address = long(address)
-    return address
-
-def FindLibraryForAddress(liblist, address):
-    current_lib = None
-    for l in liblist:
-        l_addr = GetLongForAddress(l[1])
-        if address >= l_addr:
-            current_lib = l
-    return current_lib
-
-def FindIndexOfLibInCatalog(catalog, lib):
-    index = None
-    i = 0
-    for l in catalog:
-        if l[0] == lib[0] and l[1] == lib[1]:
-            index = i
-            break
-        i += 1
-
-    if index is None:
-        catalog.append(lib)
-        index = len(catalog) - 1
-
-    return index
-
-def GetOffsetOfAddressForLib(lib, address):
-    return (address - GetLongForAddress(lib[1]))
-
-def GetSymbolInfoForFrame(catalog, liblist, address):
-    address = GetLongForAddress(address)
-    lib = FindLibraryForAddress(liblist, address)
-    if not lib:
-        lib = ["00000000000000000000000000000000",0,"A"]
-    offset = GetOffsetOfAddressForLib(lib, address)
-    index = FindIndexOfLibInCatalog(catalog, lib)
-    return [index, offset]
-
-def GetStateDescription(s):
-    retval = []
-    TH_WAIT = 0x01
-    TH_SUSP = 0x02
-    TH_RUN = 0x04
-    TH_UNINT = 0x08
-    TH_TERMINATE = 0x10
-    TH_TERMINATE2 = 0x20
-    TH_WAIT_REPORT = 0x40
-    TH_IDLE = 0x80
-    TH_WAKING = 0x100
-    if (s & TH_WAIT):
-        retval.append("TH_WAIT")
-    if (s & TH_SUSP):
-        retval.append("TH_SUSP")
-    if (s & TH_RUN):
-        retval.append("TH_RUN")
-    if (s & TH_UNINT):
-        retval.append("TH_UNINT")
-    if (s & TH_TERMINATE):
-        retval.append("TH_TERMINATE")
-    if (s & TH_TERMINATE2):
-        retval.append("TH_TERMINATE2")
-    if (s & TH_WAIT_REPORT):
-        retval.append("TH_WAIT_REPORT")
-    if (s & TH_IDLE):
-        retval.append("TH_IDLE")
-    if (s & TH_WAKING):
-        retval.append("TH_WAKING")
-    return retval
-
-
-def format_uuid(elementValues):
-    # sometimes we get string like "25A926D8-F742-3E5E..."
-    if isinstance(elementValues, str):
-        return elementValues
-    return ''.join("%02x" % i for i in elementValues)
-
-kThreadWaitNone                 = 0x00
-kThreadWaitKernelMutex          = 0x01
-kThreadWaitPortReceive          = 0x02
-kThreadWaitPortSetReceive       = 0x03
-kThreadWaitPortSend             = 0x04
-kThreadWaitPortSendInTransit    = 0x05
-kThreadWaitSemaphore            = 0x06
-kThreadWaitKernelRWLockRead     = 0x07
-kThreadWaitKernelRWLockWrite    = 0x08
-kThreadWaitKernelRWLockUpgrade  = 0x09
-kThreadWaitUserLock             = 0x0a
-kThreadWaitPThreadMutex         = 0x0b
-kThreadWaitPThreadRWLockRead    = 0x0c
-kThreadWaitPThreadRWLockWrite   = 0x0d
-kThreadWaitPThreadCondVar       = 0x0e
-kThreadWaitParkedWorkQueue      = 0x0f
-kThreadWaitWorkloopSyncWait     = 0x10
-kThreadWaitOnProcess            = 0x11
-kThreadWaitSleepWithInheritor   = 0x12
-kThreadWaitEventlink            = 0x13
-kThreadWaitCompressor           = 0x14
-kThreadWaitParkedBoundWorkQueue = 0x15
-kThreadWaitPageBusy             = 0x16
-kThreadWaitPLReqInProgress      = 0x17
-kThreadWaitPagerReady           = 0x18
-kThreadWaitPagingActivity       = 0x19
-kThreadWaitMappingInProgress    = 0x1a
-kThreadWaitMemoryBlocked        = 0x1b
-kThreadWaitPagingInProgress     = 0x1c
-kThreadWaitPageInThrottle       = 0x1d
-kThreadWaitExclaveCore          = 0x1e
-kThreadWaitExclaveKit           = 0x1f
-kThreadWaitVMEntryExclEvent     = 0x20
-kThreadWaitVMEntrySharedEvent   = 0x21
-kThreadWaitVMEntryDeleteEvent   = 0x22
-
-
-UINT64_MAX = 0xffffffffffffffff
-STACKSHOT_WAITOWNER_KERNEL      = (UINT64_MAX - 1)
-STACKSHOT_WAITOWNER_PORT_LOCKED = (UINT64_MAX - 2)
-STACKSHOT_WAITOWNER_PSET_LOCKED = (UINT64_MAX - 3)
-STACKSHOT_WAITOWNER_INTRANSIT   = (UINT64_MAX - 4)
-STACKSHOT_WAITOWNER_MTXSPIN     = (UINT64_MAX - 5)
-STACKSHOT_WAITOWNER_THREQUESTED = (UINT64_MAX - 6)
-STACKSHOT_WAITOWNER_SUSPENDED   = (UINT64_MAX - 7)
-
-STACKSHOT_TURNSTILE_STATUS_UNKNOWN         = 0x01
-STACKSHOT_TURNSTILE_STATUS_LOCKED_WAITQ    = 0x02
-STACKSHOT_TURNSTILE_STATUS_WORKQUEUE       = 0x04
-STACKSHOT_TURNSTILE_STATUS_THREAD          = 0x08
-STACKSHOT_TURNSTILE_STATUS_BLOCKED_ON_TASK = 0x10
-STACKSHOT_TURNSTILE_STATUS_HELD_IPLOCK     = 0x20
-STACKSHOT_TURNSTILE_STATUS_SENDPORT        = 0x40
-STACKSHOT_TURNSTILE_STATUS_RECEIVEPORT     = 0x80
-
-#
-# These come from xpc_domain_type_t in <xpc/launch_private.h>
-PORTLABEL_DOMAINS = {
-    1: 'system',        # XPC_DOMAIN_SYSTEM
-    2: 'user',          # XPC_DOMAIN_USER
-    5: 'pid',           # XPC_DOMAIN_PID
-    7: 'port',          # XPC_DOMAIN_PORT
-}
-def portlabel_domain(x):
-    if x is None:
-        return "unknown"
-    return PORTLABEL_DOMAINS.get(x, "unknown.{}".format(x))
-
-STACKSHOT_WAITINFO_FLAGS_SPECIALREPLY = 0x1
-STACKSHOT_WAITINFO_FLAGS_BOOTSTRAP = 0x2
-STACKSHOT_PORTLABEL_THROTTLED = 0x2
-
-def portThrottledSuffix(portlabel_flags):
-    if (portlabel_flags & STACKSHOT_PORTLABEL_THROTTLED):
-        return " (service port throttled by launchd)"
-    else:
-        return ""
-
-def formatPortLabelID(portlabel_id, portlabels):
-    portlabel = {}
-    if portlabel_id > 0:
-        if portlabels is not None:
-            portlabel = portlabels.get(str(portlabel_id), {})
-        portlabel_name = portlabel_domain(portlabel.get('portlabel_domain')) + " "
-        portlabel_name += portlabel.get("portlabel_name", "!!!unknown, ID {} !!!".format(portlabel_id))
-        return " {" + portlabel_name + portThrottledSuffix(portlabel.get('portlabel_flags', 0)) + "}"
-    if portlabel_id < 0:
-        return " {labeled, info truncated" + portThrottledSuffix(portlabel.get('portlabel_flags', 0)) + "}"
-    return ""
-
-def formatWaitInfo(info, wantHex, portlabels):
-    base='#x' if wantHex else 'd'
-    s = 'thread {0:{base}}: '.format(info['waiter'], base=base)
-    type = info['wait_type']
-    context = info['context']
-    owner = info['owner']
-    ownerThread = "{0:{base}}".format(owner, base=base)
-    portlabel_id = info.get('portlabel_id', 0)
-    flags = info.get('wait_flags', 0)
-
-    if type == kThreadWaitKernelMutex:
-        s += 'kernel mutex %x' % context
-        if owner == STACKSHOT_WAITOWNER_MTXSPIN:
-            s += " in spin mode"
-        elif owner:
-            s += " owned by thread %s" % ownerThread
-        else:
-            s += "with unknown owner"
-    elif type == kThreadWaitPortReceive:
-        s += "mach_msg receive on "
-        if flags & STACKSHOT_WAITINFO_FLAGS_SPECIALREPLY:
-            s += "REPLY "
-            flags = flags - STACKSHOT_WAITINFO_FLAGS_SPECIALREPLY
-        if flags & STACKSHOT_WAITINFO_FLAGS_BOOTSTRAP:
-            s += "BOOTSTRAP "
-            flags = flags - STACKSHOT_WAITINFO_FLAGS_BOOTSTRAP
-        if owner == STACKSHOT_WAITOWNER_PORT_LOCKED:
-            s += "locked port %x" % context
-        elif owner == STACKSHOT_WAITOWNER_INTRANSIT:
-            s += "intransit port %x" % context
-        elif owner:
-            s += "port %x name %x" % (context, owner)
-        else:
-            s += "port %x" % context
-    elif type == kThreadWaitPortSetReceive:
-        if owner == STACKSHOT_WAITOWNER_PSET_LOCKED:
-            s += "mach_msg receive on locked port set %x" % context
-        else:
-            s += "mach_msg receive on port set %x" % context
-    elif type == kThreadWaitPortSend:
-        s += "mach_msg send on "
-        if owner == STACKSHOT_WAITOWNER_PORT_LOCKED:
-            s += "locked port %x" % context
-        elif owner == STACKSHOT_WAITOWNER_INTRANSIT:
-            s += "intransit port %x" % context
-        elif owner == STACKSHOT_WAITOWNER_KERNEL:
-            s += "port %x owned by kernel" % context
-        elif owner:
-            s += "port %x owned by pid %d" % (context, owner)
-        else:
-            s += "port %x with unknown owner" % context
-    elif type == kThreadWaitPortSendInTransit:
-        s += "mach_msg send on port %x in transit to " % context
-        if owner:
-            s += "port %x" % owner
-        else:
-            s += "unknown port"
-    elif type == kThreadWaitSemaphore:
-        s += "semaphore port %x " % context
-        if owner:
-            s += "owned by pid %d" % owner
-        else:
-            s += "with unknown owner"
-    elif type == kThreadWaitKernelRWLockRead:
-        s += "krwlock %x for reading" % context
-        if owner:
-            s += " owned by thread %s" % ownerThread
-    elif type == kThreadWaitKernelRWLockWrite:
-        s += "krwlock %x for writing" % context
-        if owner:
-            s += " owned by thread %s" % ownerThread
-    elif type == kThreadWaitKernelRWLockUpgrade:
-        s += "krwlock %x for upgrading" % context
-        if owner:
-            s += " owned by thread %s" % ownerThread
-    elif type == kThreadWaitUserLock:
-        if owner:
-            s += "unfair lock %x owned by thread %s" % (context, ownerThread)
-        else:
-            s += "spin lock %x" % context
-    elif type == kThreadWaitPThreadMutex:
-        s += "pthread mutex %x" % context
-        if owner:
-            s += " owned by thread %s" % ownerThread
-        else:
-            s += " with unknown owner"
-    elif type == kThreadWaitPThreadRWLockRead:
-        s += "pthread rwlock %x for reading" % context
-    elif type == kThreadWaitPThreadRWLockWrite:
-        s += "pthread rwlock %x for writing" % context
-    elif type == kThreadWaitPThreadCondVar:
-        s += "pthread condvar %x" % context
-    elif type == kThreadWaitWorkloopSyncWait:
-        s += "workloop sync wait"
-        if owner == STACKSHOT_WAITOWNER_SUSPENDED:
-            s += ", suspended"
-        elif owner == STACKSHOT_WAITOWNER_THREQUESTED:
-            s += ", thread requested"
-        elif owner != 0:
-            s += ", owned by thread %s" % ownerThread
-        else:
-            s += ", unknown owner"
-        s += ", workloop id %x" % context
-    elif type == kThreadWaitOnProcess:
-        if owner == 2**64-1:
-            s += "waitpid, for any children"
-        elif 2**32 <= owner and owner < 2**64-1:
-            s += "waitpid, for process group %d" % abs(owner - 2**64)
-        else:
-            s += "waitpid, for pid %d" % owner
-    elif type == kThreadWaitSleepWithInheritor:
-        if owner == 0:
-            s += "turnstile, held waitq"
-        else:
-            s += "turnstile, pushing thread %s" % ownerThread
-    elif type == kThreadWaitEventlink:
-        if owner == 0:
-            s += "eventlink, held waitq"
-        else:
-            s += "eventlink, signaled by thread %s" % ownerThread
-    elif type == kThreadWaitCompressor:
-        s += "in compressor segment %x, busy for thread %s" % (context, ownerThread)
-    elif type == kThreadWaitExclaveCore:
-        if owner == 0:
-            s += "exclavecore wait, id 0x%x" % context
-        else:
-            s += "exclavecore wait, id 0x%x, owner thread %s" % (context, ownerThread)
-    elif type == kThreadWaitExclaveKit:
-        if owner == 0:
-            s += "exclavekit wait, id 0x%x" % context
-        else:
-            s += "exclavekit wait, id 0x%x, owner thread %s" % (context, ownerThread)
-    elif type == kThreadWaitPageBusy:
-        s += f"busy page 0x{context:x}"
-    elif type == kThreadWaitPLReqInProgress:
-        s += f"page list request in progress for vm object 0x{context:x}"
-    elif type == kThreadWaitPagerReady:
-        s += f"pager ready for vm object 0x{context:x}"
-    elif type == kThreadWaitPagingActivity:
-        s += f"paging/activity in progress for vm object 0x{context:x}"
-    elif type == kThreadWaitMappingInProgress:
-        s += f"mapping in progress for vm object 0x{context:x}"
-    elif type == kThreadWaitMemoryBlocked:
-        s += f"blocked vm object 0x{context:x}"
-    elif type == kThreadWaitPagingInProgress:
-        s += f"paging in progress for vm object 0x{context:x}"
-    elif type == kThreadWaitPageInThrottle:
-        s += f"throttled vm object 0x{context:x}"
-    elif type == kThreadWaitVMEntryExclEvent or type == kThreadWaitVMEntrySharedEvent:
-        s += "waiting for vm_map_entry. For more info search this file for \'vmrlRels\' ."
-    else:
-        s += "unknown type %d (owner %s, context %x)" % (type, ownerThread, context)
-
-    s += formatPortLabelID(portlabel_id, portlabels)
-
-    if flags != 0:
-        s += "flags {}".format(hex(flags))
-    return s
-
-def formatTurnstileInfo(ti, wi_portlabel_id, portlabels):
-    if ti is None:
-        return " [no turnstile]"
-
-    ts_flags = int(ti['turnstile_flags'])
-    ctx = int(ti['turnstile_context'])
-    hop = int(ti['number_of_hops'])
-    prio = int(ti['turnstile_priority'])
-    portlabel_id = ti.get("portlabel_id", 0)
-
-    portlabel_summary = ""
-    if portlabel_id != 0 and portlabel_id != wi_portlabel_id:
-        portlabel_summary += formatPortLabelID(portlabel_id, portlabels)
-
-    if ts_flags & STACKSHOT_TURNSTILE_STATUS_HELD_IPLOCK:
-        return " [turnstile blocked on task, but ip_lock was held]" + portlabel_summary
-    if ts_flags & STACKSHOT_TURNSTILE_STATUS_BLOCKED_ON_TASK:
-        return " [turnstile blocked on task pid %d, hops: %d, priority: %d]%s" % (ctx, hop, prio, portlabel_summary)
-    if ts_flags & STACKSHOT_TURNSTILE_STATUS_LOCKED_WAITQ:
-        return " [turnstile was in process of being updated]" + portlabel_summary
-    if ts_flags & STACKSHOT_TURNSTILE_STATUS_WORKQUEUE:
-        return " [blocked on workqueue: 0x%x, hops: %x, priority: %d]%s" % (ctx, hop, prio, portlabel_summary)
-    if ts_flags & STACKSHOT_TURNSTILE_STATUS_THREAD:
-        return " [blocked on: %d, hops: %x, priority: %d]%s" % (ctx, hop, prio, portlabel_summary)
-    if ts_flags & STACKSHOT_TURNSTILE_STATUS_UNKNOWN:
-        return " [turnstile with unknown inheritor]" + portlabel_summary
-
-    return " [unknown turnstile status!]" + portlabel_summary
-
-def formatWaitInfoWithTurnstiles(waitinfos, tsinfos, portlabels):
-    wis_tis = []
-    for w in waitinfos:
-        found_pair = False
-        for t in tsinfos:
-            if int(w['waiter']) == int(t['waiter']):
-                wis_tis.append((w, t))
-                found_pair = True
-                break
-        if not found_pair:
-            wis_tis.append((w, None))
-
-    return [formatWaitInfo(wi, False, portlabels) + formatTurnstileInfo(ti, wi.get('portlabel_id', 0), portlabels) for (wi, ti) in wis_tis]
-
-
-def FindTextLayout(text_layouts, text_layout_id):
-    for layout in text_layouts.values():
-        if layout['exclave_textlayout_info']['layout_id'] == text_layout_id:
-            return layout
-    return None
-
-def BinaryImagesFromExclavesLayout(textlayout):
-    flags = textlayout['exclave_textlayout_info']['etl_flags']
-    sharedCacheIndex = textlayout['exclave_textlayout_info'].get('sharedcache_index', 0xffffffff)
-    layouts = [ [format_uuid(layout['layoutSegment_uuid']), layout['layoutSegment_loadAddress'], 'P'] for layout in textlayout['exclave_textlayout_segments'] ]
-    # 0x4 == kExclaveTextLayoutHasSharedCache
-    if ((flags & 0x4) != 0 and sharedCacheIndex < len(layouts)):
-        layouts[sharedCacheIndex][2] = "S"
-    layouts.sort(key=itemgetter(1))
-    return layouts
-
-def GetExclaveLibs(text_layouts, text_layout_id):
-    textlayout = text_layouts.get(str(text_layout_id))
-
-    # This fallback is needed to preserve compatibility with kcdata generated before rdar://123838752
-    # FindTextLayout function should be removed in future
-    if not textlayout or textlayout['exclave_textlayout_info']['layout_id'] != text_layout_id:
-        textlayout = FindTextLayout(text_layouts, text_layout_id)
-
-    return BinaryImagesFromExclavesLayout(textlayout)
-
-# kcdata is json at path 'kcdata_stackshot/threads_exclave/0'
-def GetEASFrames(AllImageCatalog, kcdata, ipc_entry, notes, scid):
-    info = ipc_entry['exclave_ipcstackentry_info']
-    asid = info['eise_asid']
-
-    address_spaces = kcdata.get('exclave_addressspace')
-    if not address_spaces:
-        notes.warn("PID ${PID} TID ${TID} SCID %d Missing address spaces info" % scid)
-        return []
-    as_info = address_spaces.get(str(asid))
-    if not as_info:
-        notes.warn("PID ${PID} TID ${TID} SCID %d Missing address space info for ASID 0x%x" % (scid, asid))
-        return []
-    text_layout_id = as_info['exclave_addressspace_info']['eas_layoutid']
-    addr_space_name = as_info['exclave_addressspace_name']
-
-    exclave_libs = GetExclaveLibs(kcdata['exclave_textlayout'], text_layout_id)
-
-    frames = []
-    stack = ipc_entry.get('secure_ecstack_entry', [])
-    for stack_item in stack:
-        lr = GetLongForAddress(stack_item['lr'])
-        # this is a buggy value of unknown origin
-        # rdar://123508690 (Some Exclave Stackshot frames ends with invalid value 0xFFFF000000000000)
-        if lr == 0xFFFF000000000000:
-            continue
-        frames.append(GetSymbolInfoForFrame(AllImageCatalog, exclave_libs, lr))
-
-    if frames:
-        frame_info = "frames %d to %d" % (notes.offset, notes.offset + len(frames) - 1)
-    else:
-        frame_info = "no frames"
-    notes.info("PID ${PID} TID ${TID} SCID %d ASID 0x%x has address space name '%s' (%s)" % (scid, asid, addr_space_name, frame_info))
-    notes.addToOffset(len(frames))
-    return frames
-
-
-def GetExclavesFrames(AllImageCatalog, json, scid, notes):
-    kcdata = json['kcdata_stackshot']
-    threads_exclave = kcdata.get('threads_exclave')
-    if not threads_exclave:
-        notes.warn("PID ${PID} TID ${TID} no threads_exclave info found, skipping exclaves frames")
-        return []
-
-    exclaves_content = threads_exclave.get('0')
-    if not exclaves_content:
-        notes.warn("PID ${PID} TID ${TID} threads_exclave data not found, skipping exclaves frames")
-        return []
-
-    threads_info = exclaves_content.get('thread_exclave')
-    if not threads_info:
-        notes.warn("PID ${PID} TID ${TID} no thread_exclave info found, skipping exclaves frames")
-        return []
-
-    scid_info = threads_info.get(str(scid))
-    if not scid_info:
-        notes.warn("PID ${PID} TID ${TID} no exclaves info available for SCID %d, skipping exclaves frames" % scid)
-        return []
-
-    frames = []
-
-    ipc_stack = scid_info.get("exclave_ipcstackentry")
-    if not ipc_stack:
-        notes.info("\nPID ${PID} TID ${TID} SCID %d IPC chain is missing" % scid)
-        return []
-    notes.info("\nPID ${PID} TID ${TID} SCID %d has IPC chain with %d items:" % (scid, len(ipc_stack)))
-    for i in reversed(range(len(ipc_stack))):
-        ipc_entry = ipc_stack[str(i)]
-        entry_frames = GetEASFrames(AllImageCatalog, exclaves_content, ipc_entry, notes, scid)
-        frames.extend(entry_frames)
-
-    return frames
-
-
-def InsertExclavesFrames(AllImageCatalog, json, thdata, notes, kernel_frames):
-    thread_info = thdata.get('exclaves_thread_info')
-    if not thread_info:
-        # this is not exclave thread
-        return
-
-    scid = thread_info["tei_scid"]
-    offset = thread_info["tei_thread_offset"]
-    notes.offset = offset
-
-    exclaves_frames = GetExclavesFrames(AllImageCatalog, json, scid, notes)
-
-    # insert exclaves frames to offset
-    for i in range(len(exclaves_frames)):
-        kernel_frames.insert(offset + i, exclaves_frames[i])
-
-class NotesBuilder:
-
-    notes = []
-    pid = None
-    tis = None
-    offset = 0
-
-    def __init__(self, pid, tid):
-        self.pid = pid
-        self.tid = tid
-        self.notes = []
-        self.offset = 0 # offset of next IPC stack in kernel stack
-
-    # Replace ${PID} with a PID and ${TID} with TID and add newline
-    def format(self, note):
-        note = note.replace('${PID}', str(self.pid))
-        note = note.replace('${TID}', str(self.tid))
-        return note + '\n'
-
-    def warn(self, note):
-        note = self.format(note)
-        sys.stdout.write(note)
-        self.notes.append(note)
-
-    def info(self, note):
-        note = self.format(note)
-        self.notes.append(note)
-
-    def isEmpty(self):
-        return len(self.notes) == 0
-
-    def text(self):
-        return ''.join(self.notes)
-
-    def addToOffset(self, frame_count):
-        self.offset += frame_count
-
-STACKSHOT_WAITER_VMRL_SHARED      =   0x01
-STACKSHOT_BLOCKER_VMRL_SHARED     =   0x02
-STACKSHOT_WAITER_VMRL_EXCLUSIVE   =   0x04
-STACKSHOT_BLOCKER_VMRL_EXCLUSIVE  =   0x08
-
-STACKSHOT_WAITER_VMRL_STREAMING   =   0x10
-STACKSHOT_BLOCKER_VMRL_STREAMING  =   0x20
-STACKSHOT_WAITER_VMRL_ATOMIC      =   0x40
-STACKSHOT_BLOCKER_VMRL_ATOMIC     =   0x80
-
-VMRL_RW_MAP = {
-    STACKSHOT_WAITER_VMRL_SHARED:     "read",
-    STACKSHOT_BLOCKER_VMRL_SHARED:    "read",
-    STACKSHOT_WAITER_VMRL_EXCLUSIVE:  "write",
-    STACKSHOT_BLOCKER_VMRL_EXCLUSIVE: "write",
-}
-
-VMRL_MODE_MAP = {
-    STACKSHOT_WAITER_VMRL_STREAMING:  "streaming",
-    STACKSHOT_BLOCKER_VMRL_STREAMING: "streaming",
-    STACKSHOT_WAITER_VMRL_ATOMIC:     "atomic",
-    STACKSHOT_BLOCKER_VMRL_ATOMIC:    "atomic",
-}
-
-def decodeVmrlFlags(waitinfo_flags):
-    return {
-        "waiter_rw": VMRL_RW_MAP.get(
-            waitinfo_flags & (STACKSHOT_WAITER_VMRL_SHARED | STACKSHOT_WAITER_VMRL_EXCLUSIVE),
-            "unknown"
-        ),
-        "blocker_rw": VMRL_RW_MAP.get(
-            waitinfo_flags & (STACKSHOT_BLOCKER_VMRL_SHARED | STACKSHOT_BLOCKER_VMRL_EXCLUSIVE),
-            "unknown"
-        ),
-        "waiter_mode": VMRL_MODE_MAP.get(
-            waitinfo_flags & (
-                STACKSHOT_WAITER_VMRL_STREAMING |
-                STACKSHOT_WAITER_VMRL_ATOMIC
-            ),
-            "unknown"
-        ),
-        "blocker_mode": VMRL_MODE_MAP.get(
-            waitinfo_flags & (
-                STACKSHOT_BLOCKER_VMRL_STREAMING |
-                STACKSHOT_BLOCKER_VMRL_ATOMIC
-            ),
-            "unknown"
-        )
-    }
-
-def parseVmrlFlags(flags):
-    decoded = decodeVmrlFlags(flags)
-    return decoded['waiter_rw'], decoded['waiter_mode'], decoded['blocker_rw'], decoded['blocker_mode']
-
-def parseVmrlRels(raw_data):
-    if not isinstance(raw_data, list):
-        return []
-
-    output_strings = []
-    for rel_dict in raw_data:
-        waiter_tid = rel_dict.get('waiter_tid', 'Unknown')
-        blocker_tid = rel_dict.get('blocker_tid', 'Unknown')
-        raw_flags = rel_dict.get('flags', 0)
-        asset_id = rel_dict.get('entry_hash', 0)
-
-        waiter_rw, waiter_mode, blocker_rw, blocker_mode = parseVmrlFlags(raw_flags)
-
-        output_strings.append(
-            f"Thread {waiter_tid}: waiting for vm_map_entry {asset_id:x} (waiter flags: rw: {waiter_rw}, mode: {waiter_mode}). Blocking thread: {blocker_tid} (owner flags: rw: {blocker_rw}, mode: {blocker_mode})."
-        )
-
-    return output_strings
-
-def SaveStackshotReport(j, outfile_name, incomplete):
-    import time
-    ss = j.get('kcdata_stackshot')
-    if not ss:
-        print("No KCDATA_BUFFER_BEGIN_STACKSHOT object found. Skipping writing report.")
-        return
-
-    timestamp = ss.get('usecs_since_epoch')
-    try:
-        timestamp = time.strftime("%Y-%m-%d %H:%M:%S +0000",time.gmtime(timestamp // 1000000 if timestamp else None))
-    except ValueError as e:
-        print("couldn't convert timestamp:", str(e))
-        timestamp = None
-
-    os_version = ss.get('osversion', 'Unknown')
-    timebase = ss.get('mach_timebase_info', {"denom": 1, "numer": 1})
-
-    sc_note = None
-    extra_note = None
-    dsc_common = None
-    shared_cache_info = ss.get('shared_cache_dyld_load_info')
-    if shared_cache_info:
-        shared_cache_base_addr = shared_cache_info['imageSlidBaseAddress']
-        # If we have a slidFirstMapping and it's >= base_address, use that.
-        #
-        # Otherwise we're processing a stackshot from before the slidFirstMapping
-        # field was introduced and corrected.  On ARM the SlidBaseAddress is the
-        # same, but on x86 it's off by 0x20000000.  We use 'X86_64' in the
-        # kernel version string plus checking kern_page_size == 4k' as
-        # proxy for x86_64, and only adjust SlidBaseAddress if the unslid
-        # address is precisely the expected incorrect value.
-        #
-        is_intel = ('X86_64' in ss.get('osversion', "") and
-           ss.get('kernel_page_size', 0) == 4096)
-        slidFirstMapping = shared_cache_info.get(SC_SLID_FIRSTMAPPING_KEY, -1)
-        if slidFirstMapping >= shared_cache_base_addr:
-            shared_cache_base_addr = slidFirstMapping
-            sc_note = "base-accurate"
-
-        elif is_intel:
-            sc_slide = shared_cache_info['imageLoadAddress']
-            if (shared_cache_base_addr - sc_slide) == 0x7fff00000000:
-                shared_cache_base_addr += 0x20000000
-                sc_note = "base-x86-adjusted"
-                extra_note = "Shared cache base adjusted for x86. "
-            else:
-                sc_note = "base-x86-unknown"
-
-        dsc_common = [format_uuid(shared_cache_info['imageUUID']),
-                shared_cache_base_addr, "S" ]
-        print("Shared cache UUID found from the binary data is <%s> " % str(dsc_common[0]))
-
-    dsc_layout = ss.get('system_shared_cache_layout')
-
-    dsc_libs = []
-    if dsc_layout:
-        print("Found in memory system shared cache layout with {} images".format(len(dsc_layout)))
-        slide = ss.get('shared_cache_dyld_load_info')['imageLoadAddress']
-
-        for image in dsc_layout:
-            dsc_libs.append([format_uuid(image['imageUUID']), image['imageLoadAddress'] + slide, "C"])
-
-    AllImageCatalog = []
-    obj = {}
-    obj["kernel"] = os_version
-    if timestamp is not None:
-        obj["date"] = timestamp
-    obj["reason"] = "kernel panic stackshot"
-    obj["incident"] = "ABCDEFGH-1234-56IJ-789K-0LMNOPQRSTUV"
-    obj["crashReporterKey"] = "12ab34cd45aabbccdd6712ab34cd45aabbccdd67"
-    obj["bootArgs"] = ss.get('boot_args','')
-    obj["frontmostPids"] = [0]
-    obj["exception"] = "0xDEADF157"
-    obj["processByPid"] = {}
-    parsed_vmrl = parseVmrlRels(ss.get("vmrl_blocking_rels", {}))
-    if parsed_vmrl:
-        obj["vmrlRels"] = parsed_vmrl
-    if sc_note is not None:
-        obj["sharedCacheNote"] = sc_note
-
-    if incomplete:
-        obj["reason"] = "!!!INCOMPLETE!!! kernel panic stackshot"
-        obj["notes"] = "Generated by xnu kcdata.py from incomplete data!   Some information is missing! "
-    else:
-        obj["notes"] = "Generated by xnu kcdata.py. "
-
-    if extra_note is not None:
-        obj["notes"] = obj["notes"] + extra_note
-
-    processByPid = obj["processByPid"]
-    ssplist = ss.get('task_snapshots', {})
-    ssplist.update(ss.get('transitioning_task_snapshots', {}))
-    kern_load_info = []
-    if "0" in ssplist:
-        kc_uuid = ssplist["0"].get('kernelcache_load_info', None)
-        if kc_uuid:
-            kernelcache_uuid = [format_uuid(kc_uuid['imageUUID']), kc_uuid['imageLoadAddress'], "U" ]
-            kern_load_info.append(kernelcache_uuid)
-
-        kl_infos = ssplist["0"].get("dyld_load_info", [])
-        for dlinfo in kl_infos:
-            kern_load_info.append([format_uuid(dlinfo['imageUUID']), dlinfo['imageLoadAddress'], "K"])
-
-        kl_infos_text_exec = ssplist["0"].get("dyld_load_info_text_exec", [])
-        for dlinfo in kl_infos_text_exec:
-            kern_load_info.append([format_uuid(dlinfo['imageUUID']), dlinfo['imageLoadAddress'], "T"])
-
-    for pid,piddata in sorted(ssplist.items()):
-        processByPid[str(pid)] = {}
-        tsnap = processByPid[str(pid)]
-        pr_lib_dsc = dsc_common
-
-        # see if there's an alternate shared cache
-        scd = piddata.get('shared_cache_dyld_load_info')
-        if scd is not None:
-            if 'imageSlidBaseAddress' not in scd:
-                print("Specific task shared cache format does not include slid shared cache base address. Skipping writing report.")
-                return
-
-            scd_uuid = format_uuid(scd['imageUUID'])
-            scd_base_addr = scd['imageSlidBaseAddress']
-            pr_lib_dsc = [scd_uuid, scd_base_addr, "S"]
-
-        pr_libs = []
-        if len(dsc_libs) == 0 and pr_lib_dsc:
-            pr_libs.append(pr_lib_dsc)
-        _lib_type = "P"
-        if int(pid) == 0:
-            _lib_type = "K"
-            pr_libs = []
-        else:
-            for dlinfo in piddata.get('dyld_load_info',[]):
-                pr_libs.append([format_uuid(dlinfo['imageUUID']), dlinfo['imageLoadAddress'], _lib_type])
-
-        pr_libs.extend(kern_load_info)
-        pr_libs.extend(dsc_libs)
-
-        if 'jit_address_range' in piddata:
-            address_range = piddata.get('jit_address_range', {})
-            tsnap['jitStartAddress'] = address_range['start_address']
-            tsnap['jitEndAddress'] = address_range['end_address']
-            pr_libs.append([format_uuid("00000000000000000000000000000000"), tsnap['jitStartAddress'] , "J"])
-        pr_libs.sort(key=itemgetter(1))
-        ttsnap = piddata.get('transitioning_task_snapshot', None)
-        if ttsnap is not None:
-            # Transitioning task snapshots have "tts_" prefixes; change them to
-            # "ts_".
-            ttsnap = { key[1:] : value for key,value in ttsnap.items() }
-            # Add a note to let people know
-            obj["notes"] = obj["notes"] + "PID {} is a transitioning (exiting) task. ".format(pid)
-        tasksnap = piddata.get('task_snapshot', ttsnap)
-        if tasksnap is None:
-            continue
-        tsnap["pid"] = tasksnap["ts_pid"]
-        if 'ts_asid' in piddata:
-            tsnap["asid"] = piddata["ts_asid"]
-
-        if 'ts_pagetable' in piddata:
-            pagetables = []
-            for tte in piddata["ts_pagetable"]:
-                pagetables.append(tte)
-            tsnap["pageTables"] = pagetables
-
-        # Some fields are missing from transitioning_task snapshots.
-        if ttsnap is None:
-            tsnap["start_time"] = tasksnap["ts_p_start_sec"]
-            tsnap["residentMemoryBytes"] = tasksnap["ts_task_size"]
-            tsnap["timesDidThrottle"] = tasksnap["ts_did_throttle"]
-            tsnap["systemTimeTask"] = GetSecondsFromMATime(tasksnap["ts_system_time_in_terminated_th"], timebase)
-            tsnap["pageIns"] = tasksnap["ts_pageins"]
-            tsnap["pageFaults"] = tasksnap["ts_faults"]
-            tsnap["userTimeTask"] = GetSecondsFromMATime(tasksnap["ts_user_time_in_terminated_thre"], timebase)
-        tsnap["procname"] = tasksnap["ts_p_comm"]
-        if ttsnap is None:
-            tsnap["copyOnWriteFaults"] = tasksnap["ts_cow_faults"]
-            tsnap["timesThrottled"] = tasksnap["ts_was_throttled"]
-        tsnap["threadById"] = {}
-        threadByID = tsnap["threadById"]
-        thlist = piddata.get('thread_snapshots', {})
-        for tid,thdata in sorted(thlist.items()):
-            threadByID[str(tid)] = {}
-            thsnap = threadByID[str(tid)]
-            if "thread_snapshot" not in thdata:
-                print("Found broken thread state for thread ID: %s." % tid)
-                break
-            threadsnap = thdata["thread_snapshot"]
-            thsnap["userTime"] = GetSecondsFromMATime(threadsnap["ths_user_time"], timebase)
-            thsnap["id"] = threadsnap["ths_thread_id"]
-            thsnap["basePriority"] = threadsnap["ths_base_priority"]
-            thsnap["systemTime"] = GetSecondsFromMATime(threadsnap["ths_sys_time"], timebase)
-            thsnap["schedPriority"] = threadsnap["ths_sched_priority"]
-            thsnap["state"] = GetStateDescription(threadsnap['ths_state'])
-            thsnap["qosEffective"] = threadsnap["ths_eqos"]
-            thsnap["qosRequested"] = threadsnap["ths_rqos"]
-
-            if "pth_name" in thdata:
-                thsnap["name"] = thdata["pth_name"]
-
-            if threadsnap['ths_continuation']:
-                thsnap["continuation"] = GetSymbolInfoForFrame(AllImageCatalog, pr_libs, threadsnap['ths_continuation'])
-            if "kernel_stack_frames" in thdata:
-                kuserframes = []
-                for f in thdata["kernel_stack_frames"]:
-                    kuserframes.append(GetSymbolInfoForFrame(AllImageCatalog, pr_libs, f['lr']))
-                notesBuilder = NotesBuilder(tsnap['pid'], tid)
-                InsertExclavesFrames(AllImageCatalog, j, thdata, notesBuilder, kuserframes)
-                if not notesBuilder.isEmpty():
-                    obj['notes'] += notesBuilder.text()
-                thsnap["kernelFrames"] = kuserframes
-
-            if "user_stack_frames" in thdata:
-                uframes = []
-                for f in thdata["user_stack_frames"]:
-                    uframes.append(GetSymbolInfoForFrame(AllImageCatalog, pr_libs, f['lr']))
-                thsnap["userFrames"] = uframes
-
-            if "user_stacktop" in thdata:
-                (address,) = struct.unpack("<Q", struct.pack("B"*8, *thdata["user_stacktop"]["stack_contents"]))
-                thsnap["userStacktop"] = GetSymbolInfoForFrame(AllImageCatalog, pr_libs, address)
-
-            if threadsnap['ths_wait_event']:
-                thsnap["waitEvent"] = GetSymbolInfoForFrame(AllImageCatalog, pr_libs, threadsnap['ths_wait_event'])
-
-        if 'thread_waitinfo' in piddata and 'thread_turnstileinfo' in piddata:
-            tsnap['waitInfo'] = formatWaitInfoWithTurnstiles(piddata['thread_waitinfo'], piddata['thread_turnstileinfo'], piddata.get('portlabels', None))
-        elif 'thread_waitinfo' in piddata:
-            portlabels = ss.get('portlabels', None)
-            tsnap['waitInfo'] = [formatWaitInfo(x, False, portlabels) for x in piddata['thread_waitinfo']]
-        if 'stackshot_task_codesigning_info' in piddata:
-            csinfo = piddata.get('stackshot_task_codesigning_info', {})
-            tsnap['csFlags'] = csinfo['csflags']
-            tsnap['csTrustLevel'] = csinfo['cs_trust_level']
-        if 'suspension_info' in piddata:
-            suspinfo = piddata.get('suspension_info', {})
-            tsnap['suspension_count'] = suspinfo['tss_count']
-            tsnap['suspension_duration_secs'] = GetSecondsFromMATime(suspinfo['tss_duration'], timebase)
-            tsnap['suspension_last_start'] = GetSecondsFromMATime(suspinfo['tss_last_start'], timebase)
-            tsnap['suspension_last_end'] = GetSecondsFromMATime(suspinfo['tss_last_end'], timebase)
-
-            suspsources = piddata.get('suspension_source', [])
-            suspension_sources = []
-            for source in filter(lambda x: x['tss_time'] != 0, suspsources):
-                suspension_sources.append({
-                    'suspension_time': GetSecondsFromMATime(source['tss_time'], timebase),
-                    'suspension_tid': source['tss_tid'],
-                    'suspension_pid': source['tss_pid'],
-                    'suspension_procname': source['tss_procname'],
-                })
-
-            tsnap['suspension_sources'] = suspension_sources
-            # check if process is currently suspended
-            if tsnap['suspension_last_start'] > tsnap['suspension_last_end']:
-                obj['notes'] += "\nPID {} ({}) is currently suspended (count: {}, total duration: {:.4f}s, last_start: {:.4f}, last_end: {:.4f}) - recent suspensions are:\n".format(pid, tsnap['procname'], tsnap['suspension_count'], tsnap['suspension_duration_secs'], tsnap['suspension_last_start'], tsnap['suspension_last_end'])
-                for source in suspension_sources:
-                    obj['notes'] += "From PID {} TID {} ({}) - at {}\n".format(source['suspension_pid'], source['suspension_tid'], source['suspension_procname'], source['suspension_time'])
-
-    obj['binaryImages'] = AllImageCatalog
-    if outfile_name == '-':
-        fh = sys.stdout
-    else:
-        fh = open(outfile_name, "w")
-
-    header = {}
-    header['bug_type'] = 288
-    if timestamp is not None:
-        header['timestamp'] = timestamp
-    header['os_version'] = os_version
-    fh.write(json.dumps(header, sort_keys=True))
-    fh.write("\n")
-
-    fh.write(json.dumps(obj, sort_keys=True, indent=2, separators=(',', ': ')))
-    fh.close()
-
-
-@contextlib.contextmanager
-def data_from_stream(stream):
-    try:
-        fmap = mmap.mmap(stream.fileno(), 0, mmap.MAP_SHARED, mmap.PROT_READ)
-    except Exception:
-        yield stream.buffer.read()
-    else:
-        try:
-            yield fmap
-        finally:
-            fmap.close()
-
-def iterate_kcdatas(kcdata_file):
-    with data_from_stream(kcdata_file) as data:
-        iterator = kcdata_item_iterator(data)
-        kcdata_buffer = KCObject.FromKCItem(next(iterator))
-
-        if isinstance(kcdata_buffer, KCCompressedBufferObject):
-            kcdata_buffer.ReadItems(iterator)
-            decompressed = kcdata_buffer.Decompress(data)
-            iterator = kcdata_item_iterator(decompressed)
-            kcdata_buffer = KCObject.FromKCItem(next(iterator))
-
-        if not isinstance(kcdata_buffer, KCBufferObject):
-            # ktrace stackshot chunk
-            iterator = kcdata_item_iterator(data[16:])
-            kcdata_buffer = KCObject.FromKCItem(next(iterator))
-
-        if not isinstance(kcdata_buffer, KCBufferObject):
-            try:
-                decoded = base64.b64decode(data)
-            except Exception:
-                pass
-            else:
-                iterator = kcdata_item_iterator(decoded)
-                kcdata_buffer = KCObject.FromKCItem(next(iterator))
-        if not isinstance(kcdata_buffer, KCBufferObject):
-            import gzip
-            from io import BytesIO
-            try:
-                decompressed = gzip.GzipFile(fileobj=BytesIO(data[:])).read()
-            except Exception:
-                pass
-            else:
-                iterator = kcdata_item_iterator(decompressed)
-                kcdata_buffer = KCObject.FromKCItem(next(iterator))
-
-        if not isinstance(kcdata_buffer, KCBufferObject):
-            raise Exception("unknown file type")
-
-
-        kcdata_buffer.ReadItems(iterator)
-        yield kcdata_buffer
-
-        for magic in iterator:
-            kcdata_buffer = KCObject.FromKCItem(magic)
-            if kcdata_buffer.i_type == 0:
-                continue
-            if not isinstance(kcdata_buffer, KCBufferObject):
-                raise Exception("unknown file type")
-            kcdata_buffer.ReadItems(iterator)
-            yield kcdata_buffer
-
-#
-# Values for various flag fields.  Each entry's key is the key seen in the
-# processed kcdata, the value is an array of bits, from low (0x1) to high, with
-# either a string flag name or None for unused holes.
-#
-# Only put flags in here which are stable - this is run against stackshots
-# of all different versions.  For anything unstable, we'll need a decoder ring
-# added to the stackshot.
-#
-PRETTIFY_FLAGS = {
-    'jcs_flags': [
-       'kCoalitionTermRequested',
-       'kCoalitionTerminated',
-       'kCoalitionReaped',
-       'kCoalitionPrivileged',
-    ],
-    'sharedCacheFlags': [
-       'kSharedCacheSystemPrimary',
-       'kSharedCacheDriverkit'
-       'kSharedCacheAOT',
-    ],
-    'stackshot_in_flags': [ # STACKSHOT_*, also stackshot_out_flags
-        'get_dq',
-        'save_loadinfo',
-        'get_global_mem_stats',
-        'save_kext_loadinfo',
-        None,
-        None,
-        None,
-        None,
-        'active_kernel_threads_only',
-        'get_boot_profile',
-        'do_compress',
-        None,
-        None,
-        'save_imp_donation_pids',
-        'save_in_kernel_buffer',
-        'retrieve_existing_buffer',
-        'kcdata_format',
-        'enable_bt_faulting',
-        'collect_delta_snapshot',
-        'collect_sharedcache_layout',
-        'trylock',
-        'enable_uuid_faulting',
-        'from_panic',
-        'no_io_stats',
-        'thread_waitinfo',
-        'thread_group',
-        'save_jetsam_coalitions',
-        'instrs_cycles',
-        'asid',
-        'page_tables',
-        'disable_latency_info',
-        'save_dyld_compactinfo',
-        'include_driver_threads_in_kernel',
-        'exclaves',
-    ],
-    'system_state_flags': [
-        'kUser64_p',
-        'kKern64_p',
-    ],
-    'tgs_flags': [
-        'kThreadGroupEfficient',
-        'kThreadGroupApplication',
-        'kThreadGroupCritical',
-        'kThreadGroupBestEffort',
-        None,
-        None,
-        None,
-        None,
-        'kThreadGroupUIApplication',
-        'kThreadGroupManaged',
-        'kThreadGroupStrictTimers',
-    ],
-    'ths_ss_flags': [
-        'kUser64_p',
-        'kKern64_p',
-        'kHasDispatchSerial',
-        'kStacksPCOnly',
-        'kThreadDarwinBG',
-        'kThreadIOPassive',
-        'kThreadSuspended',
-        'kThreadTruncatedBT',
-        'kGlobalForcedIdle',
-        'kThreadFaultedBT',
-        'kThreadTriedFaultBT',
-        'kThreadOnCore',
-        'kThreadIdleWorker',
-        'kThreadMain',
-        'kThreadTruncKernBT',
-        'kThreadTruncUserBT',
-        'kThreadTruncUserAsyncBT',
-        'kThreadExclaveRPCActive',
-        'kThreadExclaveUpcallActive',
-        'kThreadExclaveSchedulerRequest',
-    ],
-    'ths_state': [
-        'TH_WAIT',
-        'TH_SUSP',
-        'TH_RUN',
-        'TH_UNINT',
-        'TH_TERMINATE',
-        'TH_TERMINATE2',
-        'TH_WAIT_REPORT',
-        'TH_IDLE',
-        'TH_WAKING',
-    ],
-    'ts_ss_flags': [
-        'kUser64_p',
-        'kKern64_p',
-        'kTaskRsrcFlagged',
-        'kTerminatedSnapshot',
-        'kPidSuspended',
-        'kFrozen',
-        'kTaskDarwinBG',
-        'kTaskExtDarwinBG',
-        'kTaskVisVisible',
-        'kTaskVisNonvisible',
-        'kTaskIsForeground',
-        'kTaskIsBoosted',
-        'kTaskIsSuppressed',
-        'kTaskIsTimerThrottled',
-        'kTaskIsImpDonor',
-        'kTaskIsLiveImpDonor',
-        'kTaskIsDirty',
-        'kTaskWqExceededConstrainedThreadLimit',
-        'kTaskWqExceededTotalThreadLimit',
-        'kTaskWqFlagsAvailable',
-        'kTaskUUIDInfoFaultedIn',
-        'kTaskUUIDInfoMissing',
-        'kTaskUUIDInfoTriedFault',
-        'kTaskSharedRegionInfoUnavailable',
-        'kTaskTALEngaged',
-        None,
-        'kTaskIsDirtyTracked',
-        'kTaskAllowIdleExit',
-        'kTaskIsTranslated',
-        'kTaskSharedRegionNone',
-        'kTaskSharedRegionSystem',
-        'kTaskSharedRegionOther',
-        'kTaskDyldCompactInfoNone',
-        'kTaskDyldCompactInfoTooBig',
-        'kTaskDyldCompactInfoFaultedIn',
-        'kTaskDyldCompactInfoMissing',
-        'kTaskDyldCompactInfoTriedFault',
-        'kTaskWqExceededCooperativeThreadLimit',
-        'kTaskWqExceededActiveConstrainedThreadLimit',
-        'kTaskRunawayMitigated',
-        'kTaskIsActive',
-        'kTaskIsManaged',
-        'kTaskHasAssertion',
-    ],
-    'turnstile_flags': [
-        'turnstile_status_unknown',
-        'turnstile_status_locked_waitq',
-        'turnstile_status_workqueue',
-        'turnstile_status_thread',
-        'turnstile_status_blocked_on_task',
-        'turnstile_status_held_iplock',
-    ],
-    'portlabel_flags': [
-        'label_read_failed',
-        'service_throttled',
-    ],
-    'esc_flags': [
-        'kExclaveScresultHaveIPCStack',
-    ],
-    'eise_flags': [
-        'kExclaveIpcStackEntryHaveInvocationID',
-        'kExclaveIpcStackEntryHaveStack',
-    ],
-    'eas_flags': [
-        'kExclaveAddressSpaceHaveSlide',
-    ],
-    'etl_flags': [
-        'kExclaveTextLayoutLoadAddressesSynthetic',
-        'kExclaveTextLayoutLoadAddressesUnslid',
-        'kExclaveTextLayoutHasSharedCache',
-    ],
-}
-PRETTIFY_FLAGS['stackshot_out_flags'] = PRETTIFY_FLAGS['stackshot_in_flags']
-PRETTIFY_FLAGS['tts_ss_flags'] = PRETTIFY_FLAGS['ts_ss_flags']
-
-# Fields which should never be hexified
-PRETTIFY_DONTHEX = {
-    'stackshot_in_pid': True,
-    'tts_pid': True,
-    'ts_pid': True,
-    'donating_pids': True,
-    'ppid': True,
-}
-
-# Only hex() the value if it is multiple digits
-def prettify_hex(v):
-    if v < -9 or v > 9:
-        return hex(v)
-    return str(v)
-
-def prettify_flags(v, flags):
-    output=""
-    seen = 0
-    if v == 0:
-        return "0"
-    for (s, n) in zip(range(len(flags)),flags):
-        if n is None:
-            continue
-        if (v & (2 ** s)):
-            output += "|" + n
-            seen |= 2 ** s
-    if output == "":
-        return prettify_hex(v)
-    rest = (v & ~seen)
-    if (rest != 0):
-        output += "|" + prettify_hex(rest)
-    return prettify_hex(v) + " (" + output[1:] + ")"
-
-def prettify_core(data, mosthex, key, portlabels):
-    if key == 'stack_contents':
-        (address,) = struct.unpack("<Q", struct.pack("B"*8, *data))
-        return '0x%X' % address
-
-    elif isinstance(data, list):
-        if 'uuid' in key.lower() and len(data) == 16:
-            return '%02X%02X%02X%02X-%02X%02X-%02X%02X-%02X%02X-%02X%02X%02X%02X%02X%02X' % tuple(data)
-
-        return [prettify_core(x, mosthex, key, portlabels) for x in data]
-
-    elif key == 'thread_waitinfo':
-        return formatWaitInfo(data, mosthex, portlabels)
-
-    elif isinstance(data, dict):
-        if 'portlabels' in data:
-            portlabels = data['portlabels']
-        newdata = dict()
-        for key, value in data.items():
-            if mosthex and key != 'task_snapshots' and len(key) > 0 and key.isnumeric():
-                key = prettify_hex(int(key))
-            newdata[key] = prettify_core(value, mosthex, key, portlabels)
-        return newdata
-
-    elif 'address' in key.lower() and isinstance(data, (int, long)):
-        return '0x%X' % data
-    elif key == 'lr' or key == SC_SLID_FIRSTMAPPING_KEY:
-        return '0x%X' % data
-    elif key in PRETTIFY_FLAGS and isinstance(data, (int, long)):
-        return prettify_flags(data, PRETTIFY_FLAGS[key])
-    elif key.endswith('_flags') and isinstance(data, (int, long)):
-        return prettify_hex(data)
-
-    elif mosthex and not PRETTIFY_DONTHEX.get(key, False):
-        if isinstance(data, (int, long)):
-            return prettify_hex(data)
-        elif isinstance(data, str) and len(data) > 0 and data.isnumeric():
-            return prettify_hex(int(data))
-        return data
-
-    else:
-        return data
-
-def prettify(data, mosthex):
-    return prettify_core(data, mosthex, "", None)
-
-# N.B.: This is called directly from `xnu.py` for `panicdata -S XXX.ips`'s implementation.
-def decode_kcdata_file(kcdata_file, stackshot_file, multiple=False, prettyhex=False, pretty=False, output_as_plist=False):
-    for i,kcdata_buffer in enumerate(iterate_kcdatas(kcdata_file)):
-        if i > 0 and not multiple:
-            break
-
-        str_data = "{" + kcdata_buffer.GetJsonRepr() + "}"
-        str_data = str_data.replace("\t", "    ")
-
-        try:
-            json_obj = json.loads(str_data)
-        except Exception:
-            print("JSON reparsing failed!  Printing string data!\n", file=sys.stderr)
-            import textwrap
-            print(textwrap.fill(str_data, 100))
-            raise
-
-        if prettyhex:
-            json_obj = prettify(json_obj, True)
-        elif pretty:
-            json_obj = prettify(json_obj, False)
-
-        if stackshot_file:
-            SaveStackshotReport(json_obj, stackshot_file, G.data_was_incomplete)
-        elif output_as_plist:
-            import Foundation
-            plist = Foundation.NSPropertyListSerialization.dataWithPropertyList_format_options_error_(
-                json_obj, Foundation.NSPropertyListXMLFormat_v1_0, 0, None)[0].bytes().tobytes()
-            #sigh.  on some pythons long integers are getting output with L's in the plist.
-            plist = re.sub(r'^(\s*<integer>\d+)L(</integer>\s*)$', r"\1\2", BytesToString(plist), flags=re.MULTILINE)
-            print(plist,)
-        else:
-            print(json.dumps(json_obj, sort_keys=True, indent=4, separators=(',', ': ')))
-
-if __name__ == '__main__':
-    parser = argparse.ArgumentParser(description="Decode a kcdata binary file.")
-    parser.add_argument("-l", "--listtypes", action="store_true", required=False, default=False,
-                        help="List all known types",
-                        dest="list_known_types")
-
-    parser.add_argument("-s", "--stackshot", required=False, default=False,
-                        help="Generate a stackshot report file",
-                        dest="stackshot_file")
-
-    parser.add_argument("--multiple", help="look for multiple stackshots in a single file", action='store_true')
-
-    parser.add_argument("-p", "--plist", required=False, default=False,
-                        help="output as plist", action="store_true")
-
-    parser.add_argument("-S", "--sdk", required=False, default="", help="sdk property passed to xcrun command to find the required tools. Default is empty string.", dest="sdk")
-    parser.add_argument("-P", "--pretty", default=False, action='store_true', help="make the output a little more human readable")
-    parser.add_argument("-X", "--prettyhex", default=False, action='store_true', help="make the output a little more human readable, and print most things as hex")
-    parser.add_argument("--incomplete", action='store_true', help="accept incomplete data")
-    parser.add_argument("kcdata_file", type=argparse.FileType('r'), help="Path to a kcdata binary file.")
-
-    class VerboseAction(argparse.Action):
-        def __call__(self, parser, namespace, values, option_string=None):
-            logging.basicConfig(level=logging.INFO, stream=sys.stderr, format='%(message)s')
-    parser.add_argument('-v', "--verbose", action=VerboseAction, nargs=0)
-
-    args = parser.parse_args()
-
-    if args.multiple and args.stackshot_file:
-        raise NotImplementedError
-
-    if args.pretty and args.stackshot_file:
-        raise NotImplementedError
-
-    if args.list_known_types:
-        for (n, t) in KNOWN_TYPES_COLLECTION.items():
-            print("%d : %s " % (n, str(t)))
-        sys.exit(1)
-
-    if args.incomplete or args.stackshot_file:
-        G.accept_incomplete_data = True
-
-    decode_kcdata_file(args.kcdata_file, args.stackshot_file, args.multiple, args.prettyhex, args.pretty, args.plist)