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2222 2223 2224 2225 2226 2227 2228 2229 2230 2231 2232 2233 2234 2235 2236 2237 2238 2239 2240 2241 2242 2243 2244 2245 2246 2247 2248 2249 2250 2251 2252 2253 2254 2255 2256 2257 2258 2259 2260 2261 2262 2263 2264 2265 2266 2267 2268 2269 2270 2271 2272 2273 2274 2275 2276 2277 2278 2279 2280 2281 2282 2283 2284 2285 2286 2287 2288 2289 2290 2291 2292 2293 2294 2295 2296 2297 2298 2299 2300 2301 2302 2303 2304 2305 2306 2307 2308 2309 2310 2311 2312 2313 2314 2315 2316 2317 2318 2319 2320 2321 2322 2323 2324 2325 2326 2327 2328 2329 | #!/usr/bin/env python3 from __future__ import absolute_import, print_function, division import sys import struct import mmap import json import copy import re import base64 import argparse import logging import contextlib import base64 import zlib import six if six.PY3: long = int else: # can be removed once we move to Python3.1+ from future.utils.surrogateescape import register_surrogateescape register_surrogateescape() 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_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, '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, '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, six.string_types): 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' 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): 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(six.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, six.string_types): 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, item_type, item_size, item_flags, item_data): self.i_type = item_type self.i_size = item_size self.i_flags = item_flags self.i_data = item_data self.i_offset = None 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 not self.i_offset is 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, 4 * 0, 0), KCSubTypeElement('free_pages', KCSUBTYPE_TYPE.KC_ST_UINT32, 4, 4 * 1, 0), KCSubTypeElement('active_pages', KCSUBTYPE_TYPE.KC_ST_UINT32, 4, 4 * 2, 0), KCSubTypeElement('inactive_pages', KCSUBTYPE_TYPE.KC_ST_UINT32, 4, 4 * 3, 0), KCSubTypeElement('purgeable_pages', KCSUBTYPE_TYPE.KC_ST_UINT32, 4, 4 * 4, 0), KCSubTypeElement('wired_pages', KCSUBTYPE_TYPE.KC_ST_UINT32, 4, 4 * 5, 0), KCSubTypeElement('speculative_pages', KCSUBTYPE_TYPE.KC_ST_UINT32, 4, 4 * 6, 0), KCSubTypeElement('throttled_pages', KCSUBTYPE_TYPE.KC_ST_UINT32, 4, 4 * 7, 0), KCSubTypeElement('filebacked_pages', KCSUBTYPE_TYPE.KC_ST_UINT32, 4, 4 * 8, 0), KCSubTypeElement('compressions', KCSUBTYPE_TYPE.KC_ST_UINT32, 4, 4 * 9, 0), KCSubTypeElement('decompressions', KCSUBTYPE_TYPE.KC_ST_UINT32, 4, 4 * 10, 0), KCSubTypeElement('compressor_size', KCSUBTYPE_TYPE.KC_ST_UINT32, 4, 4 * 11, 0), KCSubTypeElement('busy_buffer_count', KCSUBTYPE_TYPE.KC_ST_INT32, 4, 4 * 12, 0), KCSubTypeElement('pages_wanted', KCSUBTYPE_TYPE.KC_ST_UINT32, 4, 4 * 13, 0), KCSubTypeElement('pages_reclaimed', KCSUBTYPE_TYPE.KC_ST_UINT32, 4, 4 * 14, 0), KCSubTypeElement('pages_wanted_reclaimed_valid', KCSUBTYPE_TYPE.KC_ST_UINT8, 1, 4 * 15, 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) ), 'task_snapshot' ) 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_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_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) ), 'stackshot_latency_collection') 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') 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') 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 ) def GetSecondsFromMATime(mat, tb): return (float(long(mat) * tb['numer']) / tb['denom']) / 1e9 def GetLongForAddress(address): if isinstance(address, six.string_types): 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 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") return retval def format_uuid(elementValues): # sometimes we get string like "25A926D8-F742-3E5E..." if isinstance(elementValues, six.string_types): 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 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 def formatPortLabelID(portlabel_id, portlabels): if portlabel_id > 0: portlabel = {} 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 + "}" if portlabel_id < 0: return" {labeled, info trucated}" 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 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) 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 SaveStackshotReport(j, outfile_name, incomplete): import time from operator import itemgetter, attrgetter 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"] = {} 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) 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["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'])) 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']] 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: if six.PY3: yield stream.buffer.read() else: yield stream.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(six.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(six.next(iterator)) if not isinstance(kcdata_buffer, KCBufferObject): # ktrace stackshot chunk iterator = kcdata_item_iterator(data[16:]) kcdata_buffer = KCObject.FromKCItem(six.next(iterator)) if not isinstance(kcdata_buffer, KCBufferObject): try: decoded = base64.b64decode(data) except: pass else: iterator = kcdata_item_iterator(decoded) kcdata_buffer = KCObject.FromKCItem(six.next(iterator)) if not isinstance(kcdata_buffer, KCBufferObject): import gzip from io import BytesIO try: decompressed = gzip.GzipFile(fileobj=BytesIO(data[:])).read() except: pass else: iterator = kcdata_item_iterator(decompressed) kcdata_buffer = KCObject.FromKCItem(six.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' ], 'system_state_flags': [ 'kUser64_p', 'kKern64_p', ], 'tgs_flags': [ 'kThreadGroupEfficient', 'kThreadGroupApplication', 'kThreadGroupCritical', 'kThreadGroupBestEffort', None, None, None, None, 'kThreadGroupUIApplication', None, # Redacted ], 'ths_ss_flags': [ 'kUser64_p', 'kKern64_p', 'kHasDispatchSerial', 'kStacksPCOnly', 'kThreadDarwinBG', 'kThreadIOPassive', 'kThreadSuspended', 'kThreadTruncatedBT', 'kGlobalForcedIdle', 'kThreadFaultedBT', 'kThreadTriedFaultBT', 'kThreadOnCore', 'kThreadIdleWorker', 'kThreadMain', 'kThreadTruncKernBT', 'kThreadTruncUserBT', 'kThreadTruncUserAsyncBT', ], 'ths_state': [ 'TH_WAIT', 'TH_SUSP', 'TH_RUN', 'TH_UNINT', 'TH_TERMINATE', 'TH_TERMINATE2', 'TH_WAIT_REPORT', 'TH_IDLE', ], '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', ], 'turnstile_flags': [ 'turnstile_status_unknown', 'turnstile_status_locked_waitq', 'turnstile_status_workqueue', 'turnstile_status_thread', 'turnstile_status_blocked_on_task', 'turnstile_status_held_iplock', ], } 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, six.string_types) 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: 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.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) |