tools/lldbmacros/kcdata.py

   1 #!/usr/bin/env python
   2 import sys
   3 import struct
   4 import mmap
   5 import json
   6 import cgitb
   7 import copy
   8 import re
   9 import base64
  10 import argparse
  11 import os
  12 import shlex
  13 import subprocess
  14 import logging
  15 import contextlib
  16 import base64
  17
  18 kcdata_type_def = {
  19     'KCDATA_TYPE_INVALID':              0x0,
  20     'KCDATA_TYPE_STRING_DESC':          0x1,
  21     'KCDATA_TYPE_UINT32_DESC':          0x2,
  22     'KCDATA_TYPE_UINT64_DESC':          0x3,
  23     'KCDATA_TYPE_INT32_DESC':           0x4,
  24     'KCDATA_TYPE_INT64_DESC':           0x5,
  25     'KCDATA_TYPE_BINDATA_DESC':         0x6,
  26     'KCDATA_TYPE_ARRAY':                0x11,
  27     'KCDATA_TYPE_TYPEDEFINTION':        0x12,
  28     'KCDATA_TYPE_CONTAINER_BEGIN':      0x13,
  29     'KCDATA_TYPE_CONTIANER_END':        0x14,
  30
  31     'KCDATA_TYPE_ARRAY_PAD0':           0x20,
  32     'KCDATA_TYPE_ARRAY_PAD1':           0x21,
  33     'KCDATA_TYPE_ARRAY_PAD2':           0x22,
  34     'KCDATA_TYPE_ARRAY_PAD3':           0x23,
  35     'KCDATA_TYPE_ARRAY_PAD4':           0x24,
  36     'KCDATA_TYPE_ARRAY_PAD5':           0x25,
  37     'KCDATA_TYPE_ARRAY_PAD6':           0x26,
  38     'KCDATA_TYPE_ARRAY_PAD7':           0x27,
  39     'KCDATA_TYPE_ARRAY_PAD8':           0x28,
  40     'KCDATA_TYPE_ARRAY_PAD9':           0x29,
  41     'KCDATA_TYPE_ARRAY_PADa':           0x2a,
  42     'KCDATA_TYPE_ARRAY_PADb':           0x2b,
  43     'KCDATA_TYPE_ARRAY_PADc':           0x2c,
  44     'KCDATA_TYPE_ARRAY_PADd':           0x2d,
  45     'KCDATA_TYPE_ARRAY_PADe':           0x2e,
  46     'KCDATA_TYPE_ARRAY_PADf':           0x2f,
  47
  48     'KCDATA_TYPE_LIBRARY_LOADINFO':     0x30,
  49     'KCDATA_TYPE_LIBRARY_LOADINFO64':   0x31,
  50     'KCDATA_TYPE_TIMEBASE':             0x32,
  51     'KCDATA_TYPE_MACH_ABSOLUTE_TIME':   0x33,
  52     'KCDATA_TYPE_TIMEVAL':              0x34,
  53     'KCDATA_TYPE_USECS_SINCE_EPOCH':    0x35,
  54     'KCDATA_TYPE_PID':                  0x36,
  55     'KCDATA_TYPE_PROCNAME':             0x37,
  56     'KCDATA_TYPE_NESTED_KCDATA':        0x38,
  57
  58     'STACKSHOT_KCCONTAINER_TASK':       0x903,
  59     'STACKSHOT_KCCONTAINER_THREAD':     0x904,
  60     'STACKSHOT_KCTYPE_DONATING_PIDS':   0x907,
  61     'STACKSHOT_KCTYPE_SHAREDCACHE_LOADINFO': 0x908,
  62     'STACKSHOT_KCTYPE_KERN_STACKFRAME': 0x90A,
  63     'STACKSHOT_KCTYPE_KERN_STACKFRAME64': 0x90B,
  64     'STACKSHOT_KCTYPE_USER_STACKFRAME': 0x90C,
  65     'STACKSHOT_KCTYPE_USER_STACKFRAME64': 0x90D,
  66     'STACKSHOT_KCTYPE_BOOTARGS':        0x90E,
  67     'STACKSHOT_KCTYPE_OSVERSION':       0x90F,
  68     'STACKSHOT_KCTYPE_KERN_PAGE_SIZE':  0x910,
  69     'STACKSHOT_KCTYPE_JETSAM_LEVEL':    0x911,
  70     'STACKSHOT_KCTYPE_DELTA_SINCE_TIMESTAMP': 0x912,
  71     'STACKSHOT_KCTYPE_TASK_DELTA_SNAPSHOT': 0x940,
  72     'STACKSHOT_KCTYPE_THREAD_DELTA_SNAPSHOT': 0x941,
  73
  74     'STACKSHOT_KCTYPE_KERN_STACKLR':  0x913,
  75     'STACKSHOT_KCTYPE_KERN_STACKLR64':  0x914,
  76     'STACKSHOT_KCTYPE_USER_STACKLR':  0x915,
  77     'STACKSHOT_KCTYPE_USER_STACKLR64':  0x916,
  78     'STACKSHOT_KCTYPE_NONRUNNABLE_TIDS':  0x917,
  79     'STACKSHOT_KCTYPE_NONRUNNABLE_TASKS':  0x918,
  80     'STACKSHOT_KCTYPE_CPU_TIMES': 0x919,
  81     'STACKSHOT_KCTYPE_STACKSHOT_DURATION': 0x91a,
  82     'STACKSHOT_KCTYPE_STACKSHOT_FAULT_STATS': 0x91b,
  83     'STACKSHOT_KCTYPE_KERNELCACHE_LOADINFO': 0x91c,
  84     'STACKSHOT_KCTYPE_THREAD_WAITINFO' : 0x91d,
  85
  86     'KCDATA_TYPE_BUFFER_END':      0xF19158ED,
  87
  88
  89     'TASK_CRASHINFO_EXTMODINFO':           0x801,
  90     'TASK_CRASHINFO_BSDINFOWITHUNIQID':    0x802,
  91     'TASK_CRASHINFO_TASKDYLD_INFO':        0x803,
  92     'TASK_CRASHINFO_UUID':                 0x804,
  93     'TASK_CRASHINFO_PID':                  0x805,
  94     'TASK_CRASHINFO_PPID':                 0x806,
  95
  96     # Don't want anyone using this.  It's struct rusage from whatever machine generated the data
  97     #'TASK_CRASHINFO_RUSAGE':               0x807,
  98     'Type_0x807':               0x807,
  99
 100     'TASK_CRASHINFO_RUSAGE_INFO':          0x808,
 101     'TASK_CRASHINFO_PROC_NAME':            0x809,
 102     'TASK_CRASHINFO_PROC_STARTTIME':       0x80B,
 103     'TASK_CRASHINFO_USERSTACK':            0x80C,
 104     'TASK_CRASHINFO_ARGSLEN':              0x80D,
 105     'TASK_CRASHINFO_EXCEPTION_CODES':      0x80E,
 106     'TASK_CRASHINFO_PROC_PATH':            0x80F,
 107     'TASK_CRASHINFO_PROC_CSFLAGS':         0x810,
 108     'TASK_CRASHINFO_PROC_STATUS':          0x811,
 109     'TASK_CRASHINFO_UID':                  0x812,
 110     'TASK_CRASHINFO_GID':                  0x813,
 111     'TASK_CRASHINFO_PROC_ARGC':            0x814,
 112     'TASK_CRASHINFO_PROC_FLAGS':           0x815,
 113     'TASK_CRASHINFO_CPUTYPE':              0x816,
 114     'TASK_CRASHINFO_WORKQUEUEINFO':        0x817,
 115     'TASK_CRASHINFO_RESPONSIBLE_PID':      0x818,
 116     'TASK_CRASHINFO_DIRTY_FLAGS':          0x819,
 117     'TASK_CRASHINFO_CRASHED_THREADID':     0x81A,
 118     'TASK_CRASHINFO_COALITION_ID':         0x81B,
 119     'EXIT_REASON_SNAPSHOT':                0x1001,
 120     'EXIT_REASON_USER_DESC':               0x1002,
 121     'EXIT_REASON_USER_PAYLOAD':            0x1003,
 122     'EXIT_REASON_CODESIGNING_INFO':        0x1004,
 123     'KCDATA_BUFFER_BEGIN_CRASHINFO':       0xDEADF157,
 124     'KCDATA_BUFFER_BEGIN_DELTA_STACKSHOT': 0xDE17A59A,
 125     'KCDATA_BUFFER_BEGIN_STACKSHOT':       0x59a25807,
 126     'KCDATA_BUFFER_BEGIN_OS_REASON':       0x53A20900,
 127     'KCDATA_BUFFER_BEGIN_XNUPOST_CONFIG':  0x1E21C09F
 128 }
 129 kcdata_type_def_rev = dict((v, k) for k, v in kcdata_type_def.iteritems())
 130
 131 KNOWN_TYPES_COLLECTION = {}
 132
 133 KNOWN_TOPLEVEL_CONTAINER_TYPES = ()
 134
 135 def enum(**args):
 136     return type('enum', (), args)
 137
 138 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)
 139
 140
 141 LEGAL_OLD_STYLE_ARRAY_TYPE_NAMES = ['KCDATA_TYPE_LIBRARY_LOADINFO',
 142                                     'KCDATA_TYPE_LIBRARY_LOADINFO64',
 143                                     'STACKSHOT_KCTYPE_KERN_STACKFRAME',
 144                                     'STACKSHOT_KCTYPE_USER_STACKFRAME',
 145                                     'STACKSHOT_KCTYPE_KERN_STACKFRAME64',
 146                                     'STACKSHOT_KCTYPE_USER_STACKFRAME64',
 147                                     'STACKSHOT_KCTYPE_DONATING_PIDS',
 148                                     'STACKSHOT_KCTYPE_THREAD_DELTA_SNAPSHOT']
 149
 150 KCDATA_FLAGS_STRUCT_PADDING_MASK = 0xf
 151 KCDATA_FLAGS_STRUCT_HAS_PADDING = 0x80
 152
 153 class KCSubTypeElement(object):
 154     """convert kcdata_subtype_descriptor to """
 155     _unpack_formats = (None, 'c', 'b', 'B', 'h', 'H', 'i', 'I', 'q', 'Q')
 156     _ctypes = ('Unknown', 'char', 'int8_t', 'uint8_t', 'int16_t', 'uint16_t', 'int32_t', 'uint32_t', 'int64_t', 'uint64_t')
 157
 158     def __init__(self, st_name, st_type, st_size, st_offset=0, st_flag=0, custom_repr=None):
 159         self.name = st_name
 160         self.offset = st_offset
 161         self.type_id = st_type
 162         if st_type <= 0 or st_type > KCSUBTYPE_TYPE.KC_ST_UINT64:
 163             raise ValueError("Invalid type passed %d" % st_type)
 164         self.unpack_fmt = KCSubTypeElement._unpack_formats[self.type_id]
 165         self.size = st_size
 166         self.totalsize = st_size
 167         self.count = 1
 168         self.is_array_type = False
 169         self.custom_JsonRepr = custom_repr
 170         if (st_flag & 0x1) == 0x1:
 171             self.is_array_type = True
 172             self.size = st_size & 0xffff
 173             self.count = (st_size >> 16) & 0xffff
 174             self.totalsize = self.size * self.count
 175
 176     @staticmethod
 177     def GetSizeForArray(el_count, el_size):
 178         return ((el_count & 0xffff) << 16) | (el_size & 0xffff)
 179
 180     @staticmethod
 181     def FromBinaryTypeData(byte_data):
 182         (st_flag, st_type, st_offset, st_size, st_name) = struct.unpack_from('=BBHI32s', byte_data)
 183         st_name = st_name.rstrip('\x00')
 184         return KCSubTypeElement(st_name, st_type, st_size, st_offset, st_flag)
 185
 186     @staticmethod
 187     def FromBasicCtype(st_name, st_type, st_offset=0):
 188         if st_type <= 0 or st_type > KCSUBTYPE_TYPE.KC_ST_UINT64:
 189             raise ValueError("Invalid type passed %d" % st_type)
 190         st_size = struct.calcsize(KCSubTypeElement._unpack_formats[st_type])
 191         st_flag = 0
 192         retval = KCSubTypeElement(st_name, st_type, st_size, st_offset, st_flag, KCSubTypeElement._get_naked_element_value)
 193         return retval
 194
 195     @staticmethod
 196     def FromKCSubTypeElement(other, name_override=''):
 197         _copy = copy.copy(other)
 198         if name_override:
 199             _copy.name = name_override
 200         return copy
 201
 202     def GetName(self):
 203         return self.name
 204
 205     def GetTotalSize(self):
 206         return self.totalsize
 207
 208     def GetValueAsString(self, base_data, array_pos=0):
 209         return str(self.GetValue(base_data, array_pos))
 210
 211     def GetValue(self, base_data, array_pos=0):
 212         return struct.unpack_from(self.unpack_fmt, base_data[self.offset + (array_pos * self.size):])[0]
 213
 214     @staticmethod
 215     def _get_naked_element_value(elementValue, elementName):
 216         return json.dumps(elementValue)
 217
 218     def __str__(self):
 219         if self.is_array_type:
 220             return '[%d,%d] %s  %s[%d];' % (self.offset, self.totalsize, self.GetCTypeDesc(), self.name, self.count)
 221         return '[%d,%d] %s  %s;' % (self.offset, self.totalsize, self.GetCTypeDesc(), self.name)
 222
 223     def __repr__(self):
 224         return str(self)
 225
 226     def GetCTypeDesc(self):
 227         return KCSubTypeElement._ctypes[self.type_id]
 228
 229     def GetStringRepr(self, base_data):
 230         if not self.is_array_type:
 231             return self.GetValueAsString(base_data)
 232         if self.type_id == KCSUBTYPE_TYPE.KC_ST_CHAR:
 233             str_len = self.count
 234             if len(base_data) < str_len:
 235                 str_len = len(base_data)
 236             str_arr = []
 237             for i in range(str_len):
 238                 _v = self.GetValue(base_data, i)
 239                 if ord(_v) == 0:
 240                     break
 241                 str_arr.append(self.GetValueAsString(base_data, i))
 242
 243             return '"' + ''.join(str_arr) + '"'
 244
 245         count = self.count
 246         if count > len(base_data)/self.size:
 247             count = len(base_data)/self.size
 248
 249         o = '[' + ','.join([self.GetValueAsString(base_data, i) for i in range(count)]) + ']'
 250
 251         return o
 252
 253     def GetJsonRepr(self, base_data, flags=0):
 254         if (flags & (KCDATA_FLAGS_STRUCT_HAS_PADDING | KCDATA_FLAGS_STRUCT_PADDING_MASK)) != 0:
 255             padding = (flags & KCDATA_FLAGS_STRUCT_PADDING_MASK)
 256             if padding:
 257                 base_data = base_data[:-padding]
 258         if self.custom_JsonRepr:
 259             if self.is_array_type:
 260                 e_data = [self.GetValue(base_data, i) for i in range(self.count)]
 261             else:
 262                 e_data = self.GetValue(base_data)
 263             return self.custom_JsonRepr(e_data, self.name)
 264         return self.GetStringRepr(base_data)
 265
 266     def sizeof(self):
 267         return self.totalsize
 268
 269     def ShouldSkip(self, data):
 270         return len(data) < self.offset + self.totalsize
 271
 272     def ShouldMerge(self):
 273         return False
 274
 275
 276 class KCTypeDescription(object):
 277     def __init__(self, t_type_id, t_elements=[], t_name='anon', custom_repr=None, legacy_size=None, merge=False):
 278         self.type_id = t_type_id
 279         self.elements = t_elements
 280         self.name = t_name
 281         self.totalsize = 0
 282         self.custom_JsonRepr = custom_repr
 283         self.legacy_size = legacy_size
 284         self.merge = merge
 285         for e in self.elements:
 286             self.totalsize += e.GetTotalSize()
 287
 288     def ValidateData(self, base_data):
 289         if len(base_data) >= self.totalsize:
 290             return True
 291         return False
 292
 293     def GetTypeID(self):
 294         return self.type_id
 295
 296     def GetName(self):
 297         return self.name
 298
 299     def __str__(self):
 300         o = '%s {\n\t' % self.name + "\n\t".join([str(e) for e in self.elements]) + '\n};'
 301         return o
 302
 303     @staticmethod
 304     def FromKCTypeDescription(other, t_type_id, t_name):
 305         retval = KCTypeDescription(t_type_id, other.elements, t_name, other.custom_JsonRepr)
 306         return retval
 307
 308     def ShouldMerge(self):
 309         return self.merge
 310
 311     def GetJsonRepr(self, base_data, flags):
 312         if (flags & (KCDATA_FLAGS_STRUCT_HAS_PADDING | KCDATA_FLAGS_STRUCT_PADDING_MASK)) != 0:
 313             padding = (flags & KCDATA_FLAGS_STRUCT_PADDING_MASK)
 314             if padding:
 315                 base_data = base_data[:-padding]
 316         elif self.legacy_size and len(base_data) == self.legacy_size + ((-self.legacy_size) & 0xf):
 317             base_data = base_data[:self.legacy_size]
 318         if self.custom_JsonRepr:
 319             return self.custom_JsonRepr([e.GetValue(base_data) for e in self.elements])
 320         o = ", ".join(['"%s": %s' % (e.GetName(), e.GetJsonRepr(base_data)) for e in self.elements if not e.ShouldSkip(base_data)])
 321         if not self.merge:
 322             o = '{' + o + '}'
 323         return o
 324
 325     def sizeof(self):
 326         return max(st.totalsize + st.offset for st in self.elements)
 327
 328
 329 def GetTypeNameForKey(k):
 330     retval = "0x%x" % k
 331     if k in KNOWN_TYPES_COLLECTION:
 332         retval = KNOWN_TYPES_COLLECTION[k].GetName()
 333     elif k in kcdata_type_def_rev:
 334         retval = kcdata_type_def_rev[k]
 335     return retval
 336
 337
 338 def GetTypeForName(n):
 339     ret = 0
 340     if n in kcdata_type_def:
 341         ret = kcdata_type_def[n]
 342     return ret
 343
 344
 345 LEGAL_OLD_STYLE_ARRAY_TYPES = map(GetTypeForName, LEGAL_OLD_STYLE_ARRAY_TYPE_NAMES)
 346
 347 kcdata_type_def_rev[GetTypeForName('KCDATA_BUFFER_BEGIN_STACKSHOT')] = 'kcdata_stackshot'
 348 kcdata_type_def_rev[GetTypeForName('KCDATA_BUFFER_BEGIN_DELTA_STACKSHOT')] = 'kcdata_delta_stackshot'
 349 kcdata_type_def_rev[GetTypeForName('KCDATA_BUFFER_BEGIN_CRASHINFO')] = 'kcdata_crashinfo'
 350 kcdata_type_def_rev[GetTypeForName('KCDATA_BUFFER_BEGIN_OS_REASON')] = 'kcdata_reason'
 351 kcdata_type_def_rev[GetTypeForName('STACKSHOT_KCCONTAINER_TASK')] = 'task_snapshots'
 352 kcdata_type_def_rev[GetTypeForName('STACKSHOT_KCCONTAINER_THREAD')] = 'thread_snapshots'
 353 kcdata_type_def_rev[GetTypeForName('KCDATA_BUFFER_BEGIN_XNUPOST_CONFIG')] = 'xnupost_testconfig'
 354
 355 class Indent(object):
 356     def __init__(self):
 357         self.n = 0
 358     def __call__(self, end=False):
 359         if end:
 360             return " " * (self.n-4)
 361         else:
 362             return " " * self.n
 363     @contextlib.contextmanager
 364     def indent(self):
 365         self.n += 4
 366         try:
 367             yield
 368         finally:
 369             self.n -= 4
 370
 371 INDENT = Indent()
 372
 373 class KCObject(object):
 374
 375     def __init__(self, type_code, data, offset, flags=0):
 376
 377         self.i_type = type_code
 378         self.i_data = data
 379         self.offset = offset
 380         self.i_size = len(data)
 381         self.i_flags = flags
 382         self.obj_collection = []
 383         self.obj = {}
 384         self.is_container_type = False
 385         self.is_array_type = False
 386         self.is_naked_type = False
 387         self.nested_kcdata = None
 388         self.i_name = GetTypeNameForKey(type_code)
 389
 390         self.ParseData()
 391
 392         if self.i_type == GetTypeForName('KCDATA_TYPE_CONTAINER_BEGIN'):
 393             self.__class__ = KCContainerObject
 394
 395         if self.i_type in KNOWN_TOPLEVEL_CONTAINER_TYPES:
 396             self.__class__ = KCBufferObject
 397
 398         self.InitAfterParse()
 399
 400     def InitAfterParse(self):
 401         pass
 402
 403     @staticmethod
 404     def FromKCItem(kcitem):
 405         return KCObject(kcitem.i_type, kcitem.i_data, kcitem.i_offset, kcitem.i_flags)
 406
 407     def IsContainerEnd(self):
 408         return self.i_type == GetTypeForName('KCDATA_TYPE_CONTIANER_END')
 409
 410     def IsBufferEnd(self):
 411         return self.i_type == GetTypeForName('KCDATA_TYPE_BUFFER_END')
 412
 413     def IsArray(self):
 414         return self.is_array_type
 415
 416     def ShouldMerge(self):
 417         if self.nested_kcdata:
 418             return True
 419         elif not self.is_array_type and self.i_type in KNOWN_TYPES_COLLECTION:
 420             return KNOWN_TYPES_COLLECTION[self.i_type].ShouldMerge()
 421         else:
 422             return False
 423
 424     def GetJsonRepr(self):
 425         if self.is_array_type:
 426             return '[' + ', '.join([i.GetJsonRepr() for i in self.obj_collection]) + ']'
 427         if self.i_type in KNOWN_TYPES_COLLECTION:
 428             return KNOWN_TYPES_COLLECTION[self.i_type].GetJsonRepr(self.i_data, self.i_flags)
 429         if self.is_naked_type:
 430             return json.dumps(self.obj)
 431         if self.nested_kcdata:
 432             return self.nested_kcdata.GetJsonRepr()
 433
 434         raise NotImplementedError("Broken GetJsonRepr implementation")
 435
 436     def ParseData(self):
 437
 438
 439         if self.i_type == GetTypeForName('KCDATA_TYPE_CONTAINER_BEGIN'):
 440             self.obj['uniqID'] = self.i_flags
 441             self.i_name = str(self.obj['uniqID'])
 442             self.obj['typeID'] = struct.unpack_from('I', self.i_data)[0]
 443             logging.info("0x%08x: %sCONTAINER: %s(%x)" % (self.offset, INDENT(), GetTypeNameForKey(self.obj['typeID']), self.i_flags))
 444
 445         elif self.i_type in (KNOWN_TOPLEVEL_CONTAINER_TYPES):
 446             self.obj['uniqID'] = self.i_name
 447             self.obj['typeID'] = self.i_type
 448             logging.info("0x%08x: %s%s" % (self.offset, INDENT(), self.i_name))
 449
 450         elif self.i_type == GetTypeForName('KCDATA_TYPE_CONTIANER_END'):
 451             self.obj['uniqID'] = self.i_flags
 452             logging.info("0x%08x: %sEND" % (self.offset, INDENT(end=True)))
 453
 454         elif self.i_type == GetTypeForName('KCDATA_TYPE_BUFFER_END'):
 455             self.obj = ''
 456             logging.info("0x%08x: %sEND_BUFFER" % (self.offset, INDENT(end=True)))
 457
 458         elif self.i_type == GetTypeForName('KCDATA_TYPE_UINT32_DESC'):
 459             self.is_naked_type = True
 460             u_d = struct.unpack_from('32sI', self.i_data)
 461             self.i_name = u_d[0].strip(chr(0))
 462             self.obj = u_d[1]
 463             logging.info("0x%08x: %s%s" % (self.offset, INDENT(), self.i_name))
 464
 465         elif self.i_type == GetTypeForName('KCDATA_TYPE_UINT64_DESC'):
 466             self.is_naked_type = True
 467             u_d = struct.unpack_from('32sQ', self.i_data)
 468             self.i_name = u_d[0].strip(chr(0))
 469             self.obj = u_d[1]
 470             logging.info("0x%08x: %s%s" % (self.offset, INDENT(), self.i_name))
 471
 472         elif self.i_type == GetTypeForName('KCDATA_TYPE_TYPEDEFINTION'):
 473             self.is_naked_type = True
 474             u_d = struct.unpack_from('II32s', self.i_data)
 475             self.obj['name'] = u_d[2].split(chr(0))[0]
 476             self.i_name = "typedef[%s]" % self.obj['name']
 477             self.obj['typeID'] = u_d[0]
 478             self.obj['numOfFields'] = u_d[1]
 479             element_arr = []
 480             for i in range(u_d[1]):
 481                 e = KCSubTypeElement.FromBinaryTypeData(self.i_data[40+(i*40):])
 482                 #print str(e)
 483                 element_arr.append(e)
 484             type_desc = KCTypeDescription(u_d[0], element_arr, self.obj['name'])
 485             #print str(type_desc)
 486             self.obj['fields'] = [str(e) for e in element_arr]
 487             KNOWN_TYPES_COLLECTION[type_desc.GetTypeID()] = type_desc
 488             logging.info("0x%08x: %s%s" % (self.offset, INDENT(), self.i_name))
 489
 490         elif self.i_type == GetTypeForName('KCDATA_TYPE_ARRAY'):
 491             self.is_array_type = True
 492             e_t = (self.i_flags >> 32) & 0xffffffff
 493             if e_t not in LEGAL_OLD_STYLE_ARRAY_TYPES:
 494                 raise Exception, "illegal old-style array type: %s (0x%x)" % (GetTypeNameForKey(e_t), e_t)
 495             e_c = self.i_flags & 0xffffffff
 496             e_s = KNOWN_TYPES_COLLECTION[e_t].sizeof()
 497             if e_s * e_c > self.i_size:
 498                 raise Excpetion, "array too small for its count"
 499             self.obj['typeID'] = e_t
 500             self.i_name = GetTypeNameForKey(e_t)
 501             self.i_type = e_t
 502             self.obj['numOfElements'] = e_c
 503             self.obj['sizeOfElement'] = e_s
 504             logging.info("0x%08x: %sARRAY: %s" % (self.offset, INDENT(), self.i_name))
 505             #populate the array here by recursive creation of KCObject
 506             with INDENT.indent():
 507                 for _i in range(e_c):
 508                     _o = KCObject(e_t, self.i_data[(_i * e_s):(_i * e_s) + e_s], self.offset + _i*e_s)
 509                     self.obj_collection.append(_o)
 510
 511         elif self.i_type >= GetTypeForName('KCDATA_TYPE_ARRAY_PAD0') and self.i_type <= GetTypeForName('KCDATA_TYPE_ARRAY_PADf'):
 512             self.is_array_type = True
 513             e_t = (self.i_flags >> 32) & 0xffffffff
 514             e_c = self.i_flags & 0xffffffff
 515             e_s = (self.i_size - (self.i_type & 0xf)) / e_c if e_c != 0 else None
 516             self.obj['typeID'] = e_t
 517             self.i_name = GetTypeNameForKey(e_t)
 518             self.i_type = e_t
 519             self.obj['numOfElements'] = e_c
 520             self.obj['sizeOfElement'] = e_s
 521             logging.info("0x%08x: %sARRAY: %s" % (self.offset, INDENT(), self.i_name))
 522             #populate the array here by recursive creation of KCObject
 523             with INDENT.indent():
 524                 for _i in range(e_c):
 525                     _o = KCObject(e_t, self.i_data[(_i * e_s):(_i * e_s) + e_s], self.offset + _i*e_s)
 526                     self.obj_collection.append(_o)
 527
 528         elif self.i_type == GetTypeForName('KCDATA_TYPE_NESTED_KCDATA'):
 529             logging.info("0x%08x: %sNESTED_KCDATA" % (self.offset, INDENT()))
 530             with INDENT.indent():
 531                 nested_iterator = kcdata_item_iterator(self.i_data[:self.i_size])
 532                 nested_buffer = KCObject.FromKCItem(nested_iterator.next())
 533                 if not isinstance(nested_buffer, KCBufferObject):
 534                     raise Exception, "nested buffer isn't a KCBufferObject"
 535                 nested_buffer.ReadItems(nested_iterator)
 536             self.nested_kcdata = nested_buffer
 537
 538         elif self.i_type in KNOWN_TYPES_COLLECTION:
 539             self.i_name = KNOWN_TYPES_COLLECTION[self.i_type].GetName()
 540             self.is_naked_type = True
 541             logging.info("0x%08x: %s%s" % (self.offset, INDENT(), self.i_name))
 542         else:
 543             self.is_naked_type = True
 544             #self.obj = "data of len %d" % len(self.i_data)
 545             #self.obj = ''.join(["%x" % ki for ki in struct.unpack('%dB' % len(self.i_data), self.i_data)])
 546             self.obj = map(ord, self.i_data)
 547             logging.info("0x%08x: %s%s" % (self.offset, INDENT(), self.i_name))
 548
 549
 550 class KCContainerObject(KCObject):
 551     def __init__(self, *args, **kwargs):
 552         assert False
 553
 554     def InitAfterParse(self):
 555         self.obj_container_dict = {}
 556         self.obj_nested_objs = {}
 557
 558     def ShouldMerge(self):
 559         return True
 560
 561     def GetJsonRepr(self):
 562         # o = '"%s"' % self.obj['uniqID'] + ' : { "typeID" : %d ,' % self.obj['typeID']
 563         o = '"%s"' % self.obj['uniqID'] + ' : { '
 564         for (k, v) in self.obj_container_dict.items():
 565             if v.ShouldMerge():
 566                 o += v.GetJsonRepr() + ","
 567             else:
 568                 o += ' "%s" : ' % k + v.GetJsonRepr() + ","
 569
 570         for (k, v) in self.obj_nested_objs.items():
 571             o += '"%s" : {' % k + ",".join([vi.GetJsonRepr() for vi in v.values()]) + "} ,"
 572
 573         o = o.rstrip(',') + "}"
 574
 575         return o
 576
 577     def AddObject(self, kco):
 578         assert not kco.IsContainerEnd()
 579         if isinstance(kco, KCContainerObject):
 580             type_name = GetTypeNameForKey(kco.obj['typeID'])
 581             if type_name not in self.obj_nested_objs:
 582                 self.obj_nested_objs[type_name] = {}
 583             self.obj_nested_objs[type_name][kco.i_name] = kco
 584             return
 585         if kco.i_name in self.obj_container_dict:
 586             if kco.IsArray() and self.obj_container_dict[kco.i_name].IsArray():
 587                 self.obj_container_dict[kco.i_name].obj_collection.extend( kco.obj_collection )
 588         else:
 589             self.obj_container_dict[kco.i_name] = kco
 590
 591     def IsEndMarker(self, o):
 592         if not o.IsContainerEnd():
 593             return False
 594         if o.i_flags != self.i_flags:
 595             raise Exception, "container end marker doesn't match"
 596         return True
 597
 598     no_end_message = "could not find container end marker"
 599
 600     def ReadItems(self, iterator):
 601         found_end = False
 602         with INDENT.indent():
 603             for i in iterator:
 604                 o = KCObject.FromKCItem(i)
 605                 if self.IsEndMarker(o):
 606                     found_end = True
 607                     break
 608                 if isinstance(o, KCContainerObject):
 609                     o.ReadItems(iterator)
 610                 self.AddObject(o)
 611         if not found_end:
 612             raise Exception, self.no_end_message
 613
 614
 615 class KCBufferObject(KCContainerObject):
 616
 617     def IsEndMarker(self,o):
 618         if o.IsContainerEnd():
 619             raise Exception, "container end marker at the toplevel"
 620         return o.IsBufferEnd()
 621
 622     no_end_message = "could not find buffer end marker"
 623
 624
 625 class KCData_item:
 626     """ a basic kcdata_item type object.
 627     """
 628     header_size = 16  # (uint32_t + uint32_t + uint64_t)
 629
 630     def __init__(self, item_type, item_size, item_flags, item_data):
 631         self.i_type = item_type
 632         self.i_size = item_size
 633         self.i_flags = item_flags
 634         self.i_data = item_data
 635         self.i_offset = None
 636
 637     def __init__(self, barray, pos=0):
 638         """ create an object by parsing data from bytes array
 639             returns : obj - if data is readable
 640                       raises ValueError if something is not ok.
 641         """
 642         self.i_type = struct.unpack('I', barray[pos:pos+4])[0]     # int.from_bytes(barray[pos:pos+4])
 643         self.i_size = struct.unpack('I', barray[pos+4:pos+8])[0]   # int.from_bytes(barray[pos+4:pos+8])
 644         self.i_flags = struct.unpack('Q', barray[pos+8:pos+16])[0]  # int.from_bytes(barray[pos+8:pos+16])
 645         self.i_data = barray[pos+16: (pos + 16 + self.i_size)]
 646         self.i_offset = pos
 647
 648     def __len__(self):
 649         return self.i_size + KCData_item.header_size
 650
 651     def GetHeaderDescription(self):
 652         outs = "type: 0x%x size: 0x%x flags: 0x%x  (%s)" % (self.i_type, self.i_size, self.i_flags, GetTypeNameForKey(self.i_type))
 653         if not self.i_offset is None:
 654             outs = "pos: 0x%x" % self.i_offset + outs
 655         return outs
 656
 657     def __str__(self):
 658         return self.GetHeaderDescription()
 659
 660 def kcdata_item_iterator(data):
 661     file_len = len(data)
 662     curpos = 0
 663     while curpos < file_len:
 664         item = KCData_item(data, curpos)
 665         yield item
 666         curpos += len(item)
 667
 668 def _get_data_element(elementValues):
 669     return json.dumps(elementValues[-1])
 670
 671 KNOWN_TOPLEVEL_CONTAINER_TYPES = map(GetTypeForName, ('KCDATA_BUFFER_BEGIN_CRASHINFO', 'KCDATA_BUFFER_BEGIN_STACKSHOT', 'KCDATA_BUFFER_BEGIN_DELTA_STACKSHOT', 'KCDATA_BUFFER_BEGIN_OS_REASON','KCDATA_BUFFER_BEGIN_XNUPOST_CONFIG'))
 672
 673 KNOWN_TYPES_COLLECTION[GetTypeForName('KCDATA_TYPE_UINT32_DESC')] = KCTypeDescription(GetTypeForName('KCDATA_TYPE_UINT32_DESC'), (
 674     KCSubTypeElement('desc', KCSUBTYPE_TYPE.KC_ST_CHAR, KCSubTypeElement.GetSizeForArray(32, 1), 0, 1),
 675     KCSubTypeElement('data', KCSUBTYPE_TYPE.KC_ST_UINT32, 4, 32, 0)
 676 ),
 677     'KCDATA_TYPE_UINT32_DESC',
 678     _get_data_element
 679 )
 680
 681 KNOWN_TYPES_COLLECTION[GetTypeForName('KCDATA_TYPE_UINT64_DESC')] = KCTypeDescription(GetTypeForName('KCDATA_TYPE_UINT64_DESC'), (
 682     KCSubTypeElement('desc', KCSUBTYPE_TYPE.KC_ST_CHAR, KCSubTypeElement.GetSizeForArray(32, 1), 0, 1),
 683     KCSubTypeElement('data', KCSUBTYPE_TYPE.KC_ST_UINT64, 8, 32, 0)
 684 ),
 685     'KCDATA_TYPE_UINT64_DESC',
 686     _get_data_element
 687 )
 688
 689 KNOWN_TYPES_COLLECTION[GetTypeForName('KCDATA_TYPE_TIMEBASE')] = KCTypeDescription(GetTypeForName('KCDATA_TYPE_TIMEBASE'), (
 690     KCSubTypeElement('numer', KCSUBTYPE_TYPE.KC_ST_UINT32, 4, 0, 0),
 691     KCSubTypeElement('denom', KCSUBTYPE_TYPE.KC_ST_UINT32, 4, 4, 0)
 692 ),
 693     'mach_timebase_info'
 694 )
 695
 696
 697 STACKSHOT_IO_NUM_PRIORITIES = 4
 698 KNOWN_TYPES_COLLECTION[0x901] = KCTypeDescription(0x901, (
 699     KCSubTypeElement.FromBasicCtype('ss_disk_reads_count', KCSUBTYPE_TYPE.KC_ST_UINT64, 0),
 700     KCSubTypeElement.FromBasicCtype('ss_disk_reads_size', KCSUBTYPE_TYPE.KC_ST_UINT64, 8),
 701     KCSubTypeElement.FromBasicCtype('ss_disk_writes_count', KCSUBTYPE_TYPE.KC_ST_UINT64, 16),
 702     KCSubTypeElement.FromBasicCtype('ss_disk_writes_size', KCSUBTYPE_TYPE.KC_ST_UINT64, 24),
 703     KCSubTypeElement('ss_io_priority_count', KCSUBTYPE_TYPE.KC_ST_UINT64, KCSubTypeElement.GetSizeForArray(STACKSHOT_IO_NUM_PRIORITIES, 8), 32, 1),
 704     KCSubTypeElement('ss_io_priority_size', KCSUBTYPE_TYPE.KC_ST_UINT64, KCSubTypeElement.GetSizeForArray(STACKSHOT_IO_NUM_PRIORITIES, 8), 32 + (STACKSHOT_IO_NUM_PRIORITIES * 8), 1),
 705     KCSubTypeElement.FromBasicCtype('ss_paging_count', KCSUBTYPE_TYPE.KC_ST_UINT64, 32 + 2 * (STACKSHOT_IO_NUM_PRIORITIES * 8)),
 706     KCSubTypeElement.FromBasicCtype('ss_paging_size', KCSUBTYPE_TYPE.KC_ST_UINT64, 40 + 2 * (STACKSHOT_IO_NUM_PRIORITIES * 8)),
 707     KCSubTypeElement.FromBasicCtype('ss_non_paging_count', KCSUBTYPE_TYPE.KC_ST_UINT64, 48 + 2 * (STACKSHOT_IO_NUM_PRIORITIES * 8)),
 708     KCSubTypeElement.FromBasicCtype('ss_non_paging_size', KCSUBTYPE_TYPE.KC_ST_UINT64, 56 + 2 * (STACKSHOT_IO_NUM_PRIORITIES * 8)),
 709     KCSubTypeElement.FromBasicCtype('ss_data_count', KCSUBTYPE_TYPE.KC_ST_UINT64, 64 + 2 * (STACKSHOT_IO_NUM_PRIORITIES * 8)),
 710     KCSubTypeElement.FromBasicCtype('ss_data_size', KCSUBTYPE_TYPE.KC_ST_UINT64, 72 + 2 * (STACKSHOT_IO_NUM_PRIORITIES * 8)),
 711     KCSubTypeElement.FromBasicCtype('ss_metadata_count', KCSUBTYPE_TYPE.KC_ST_UINT64, 80 + 2 * (STACKSHOT_IO_NUM_PRIORITIES * 8)),
 712     KCSubTypeElement.FromBasicCtype('ss_metadata_size', KCSUBTYPE_TYPE.KC_ST_UINT64, 88 + 2 * (STACKSHOT_IO_NUM_PRIORITIES * 8))
 713 ),
 714     'io_statistics'
 715 )
 716
 717 KNOWN_TYPES_COLLECTION[0x902] = KCTypeDescription(0x902, (
 718     KCSubTypeElement('snapshot_magic', KCSUBTYPE_TYPE.KC_ST_UINT32, 4, 4 * 0, 0),
 719     KCSubTypeElement('free_pages', KCSUBTYPE_TYPE.KC_ST_UINT32, 4, 4 * 1, 0),
 720     KCSubTypeElement('active_pages', KCSUBTYPE_TYPE.KC_ST_UINT32, 4, 4 * 2, 0),
 721     KCSubTypeElement('inactive_pages', KCSUBTYPE_TYPE.KC_ST_UINT32, 4, 4 * 3, 0),
 722     KCSubTypeElement('purgeable_pages', KCSUBTYPE_TYPE.KC_ST_UINT32, 4, 4 * 4, 0),
 723     KCSubTypeElement('wired_pages', KCSUBTYPE_TYPE.KC_ST_UINT32, 4, 4 * 5, 0),
 724     KCSubTypeElement('speculative_pages', KCSUBTYPE_TYPE.KC_ST_UINT32, 4, 4 * 6, 0),
 725     KCSubTypeElement('throttled_pages', KCSUBTYPE_TYPE.KC_ST_UINT32, 4, 4 * 7, 0),
 726     KCSubTypeElement('filebacked_pages', KCSUBTYPE_TYPE.KC_ST_UINT32, 4, 4 * 8, 0),
 727     KCSubTypeElement('compressions', KCSUBTYPE_TYPE.KC_ST_UINT32, 4, 4 * 9, 0),
 728     KCSubTypeElement('decompressions', KCSUBTYPE_TYPE.KC_ST_UINT32, 4, 4 * 10, 0),
 729     KCSubTypeElement('compressor_size', KCSUBTYPE_TYPE.KC_ST_UINT32, 4, 4 * 11, 0),
 730     KCSubTypeElement('busy_buffer_count', KCSUBTYPE_TYPE.KC_ST_INT32, 4, 4 * 12, 0),
 731     KCSubTypeElement('pages_wanted', KCSUBTYPE_TYPE.KC_ST_UINT32, 4, 4 * 13, 0),
 732     KCSubTypeElement('pages_reclaimed', KCSUBTYPE_TYPE.KC_ST_UINT32, 4, 4 * 14, 0),
 733     KCSubTypeElement('pages_wanted_reclaimed_valid', KCSUBTYPE_TYPE.KC_ST_UINT8, 1, 4 * 15, 0)
 734 ),
 735     'mem_and_io_snapshot'
 736 )
 737
 738
 739 KNOWN_TYPES_COLLECTION[0x905] = KCTypeDescription(0x905, (
 740     KCSubTypeElement.FromBasicCtype('ts_unique_pid', KCSUBTYPE_TYPE.KC_ST_UINT64, 0),
 741     KCSubTypeElement.FromBasicCtype('ts_ss_flags', KCSUBTYPE_TYPE.KC_ST_UINT64, 8),
 742     KCSubTypeElement.FromBasicCtype('ts_user_time_in_terminated_thre', KCSUBTYPE_TYPE.KC_ST_UINT64, 16),
 743     KCSubTypeElement.FromBasicCtype('ts_system_time_in_terminated_th', KCSUBTYPE_TYPE.KC_ST_UINT64, 24),
 744     KCSubTypeElement.FromBasicCtype('ts_p_start_sec', KCSUBTYPE_TYPE.KC_ST_UINT64, 32),
 745     KCSubTypeElement.FromBasicCtype('ts_task_size', KCSUBTYPE_TYPE.KC_ST_UINT64, 40),
 746     KCSubTypeElement.FromBasicCtype('ts_max_resident_size', KCSUBTYPE_TYPE.KC_ST_UINT64, 48),
 747     KCSubTypeElement.FromBasicCtype('ts_suspend_count', KCSUBTYPE_TYPE.KC_ST_UINT32, 56),
 748     KCSubTypeElement.FromBasicCtype('ts_faults', KCSUBTYPE_TYPE.KC_ST_UINT32, 60),
 749     KCSubTypeElement.FromBasicCtype('ts_pageins', KCSUBTYPE_TYPE.KC_ST_UINT32, 64),
 750     KCSubTypeElement.FromBasicCtype('ts_cow_faults', KCSUBTYPE_TYPE.KC_ST_UINT32, 68),
 751     KCSubTypeElement.FromBasicCtype('ts_was_throttled', KCSUBTYPE_TYPE.KC_ST_UINT32, 72),
 752     KCSubTypeElement.FromBasicCtype('ts_did_throttle', KCSUBTYPE_TYPE.KC_ST_UINT32, 76),
 753     KCSubTypeElement.FromBasicCtype('ts_latency_qos', KCSUBTYPE_TYPE.KC_ST_UINT32, 80),
 754     KCSubTypeElement.FromBasicCtype('ts_pid', KCSUBTYPE_TYPE.KC_ST_INT32, 84),
 755     KCSubTypeElement('ts_p_comm', KCSUBTYPE_TYPE.KC_ST_CHAR, KCSubTypeElement.GetSizeForArray(32, 1), 88, 1)
 756 ),
 757     'task_snapshot'
 758 )
 759
 760 KNOWN_TYPES_COLLECTION[0x906] = KCTypeDescription(0x906, (
 761     KCSubTypeElement.FromBasicCtype('ths_thread_id', KCSUBTYPE_TYPE.KC_ST_UINT64, 0),
 762     KCSubTypeElement.FromBasicCtype('ths_wait_event', KCSUBTYPE_TYPE.KC_ST_UINT64, 8),
 763     KCSubTypeElement.FromBasicCtype('ths_continuation', KCSUBTYPE_TYPE.KC_ST_UINT64, 16),
 764     KCSubTypeElement.FromBasicCtype('ths_total_syscalls', KCSUBTYPE_TYPE.KC_ST_UINT64, 24),
 765     KCSubTypeElement.FromBasicCtype('ths_voucher_identifier', KCSUBTYPE_TYPE.KC_ST_UINT64, 32),
 766     KCSubTypeElement.FromBasicCtype('ths_dqserialnum', KCSUBTYPE_TYPE.KC_ST_UINT64, 40),
 767     KCSubTypeElement.FromBasicCtype('ths_user_time', KCSUBTYPE_TYPE.KC_ST_UINT64, 48),
 768     KCSubTypeElement.FromBasicCtype('ths_sys_time', KCSUBTYPE_TYPE.KC_ST_UINT64, 56),
 769     KCSubTypeElement.FromBasicCtype('ths_ss_flags', KCSUBTYPE_TYPE.KC_ST_UINT64, 64),
 770     KCSubTypeElement.FromBasicCtype('ths_last_run_time', KCSUBTYPE_TYPE.KC_ST_UINT64, 72),
 771     KCSubTypeElement.FromBasicCtype('ths_last_made_runnable_time', KCSUBTYPE_TYPE.KC_ST_UINT64, 80),
 772     KCSubTypeElement.FromBasicCtype('ths_state', KCSUBTYPE_TYPE.KC_ST_UINT32, 88),
 773     KCSubTypeElement.FromBasicCtype('ths_sched_flags', KCSUBTYPE_TYPE.KC_ST_UINT32, 92),
 774     KCSubTypeElement.FromBasicCtype('ths_base_priority', KCSUBTYPE_TYPE.KC_ST_INT16, 96),
 775     KCSubTypeElement.FromBasicCtype('ths_sched_priority', KCSUBTYPE_TYPE.KC_ST_INT16, 98),
 776     KCSubTypeElement.FromBasicCtype('ths_eqos', KCSUBTYPE_TYPE.KC_ST_UINT8, 100),
 777     KCSubTypeElement.FromBasicCtype('ths_rqos', KCSUBTYPE_TYPE.KC_ST_UINT8, 101),
 778     KCSubTypeElement.FromBasicCtype('ths_rqos_override', KCSUBTYPE_TYPE.KC_ST_UINT8, 102),
 779     KCSubTypeElement.FromBasicCtype('ths_io_tier', KCSUBTYPE_TYPE.KC_ST_UINT8, 103),
 780     KCSubTypeElement.FromBasicCtype('ths_thread_t', KCSUBTYPE_TYPE.KC_ST_UINT64, 104),
 781 ),
 782     'thread_snapshot',
 783     legacy_size = 0x68
 784 )
 785
 786 KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_THREAD_DELTA_SNAPSHOT')] = KCTypeDescription(GetTypeForName('STACKSHOT_KCTYPE_THREAD_DELTA_SNAPSHOT'), (
 787     KCSubTypeElement.FromBasicCtype('tds_thread_id', KCSUBTYPE_TYPE.KC_ST_UINT64, 0),
 788     KCSubTypeElement.FromBasicCtype('tds_voucher_identifier', KCSUBTYPE_TYPE.KC_ST_UINT64, 8),
 789     KCSubTypeElement.FromBasicCtype('tds_ss_flags', KCSUBTYPE_TYPE.KC_ST_UINT64, 16),
 790     KCSubTypeElement.FromBasicCtype('tds_last_made_runnable_time', KCSUBTYPE_TYPE.KC_ST_UINT64, 24),
 791     KCSubTypeElement.FromBasicCtype('tds_state', KCSUBTYPE_TYPE.KC_ST_UINT32, 32),
 792     KCSubTypeElement.FromBasicCtype('tds_sched_flags', KCSUBTYPE_TYPE.KC_ST_UINT32, 36),
 793     KCSubTypeElement.FromBasicCtype('tds_base_priority', KCSUBTYPE_TYPE.KC_ST_INT16, 40),
 794     KCSubTypeElement.FromBasicCtype('tds_sched_priority', KCSUBTYPE_TYPE.KC_ST_INT16, 42),
 795     KCSubTypeElement.FromBasicCtype('tds_eqos', KCSUBTYPE_TYPE.KC_ST_UINT8, 44),
 796     KCSubTypeElement.FromBasicCtype('tds_rqos', KCSUBTYPE_TYPE.KC_ST_UINT8, 45),
 797     KCSubTypeElement.FromBasicCtype('tds_rqos_override', KCSUBTYPE_TYPE.KC_ST_UINT8, 46),
 798     KCSubTypeElement.FromBasicCtype('tds_io_tier', KCSUBTYPE_TYPE.KC_ST_UINT8, 47),
 799 ),
 800     'thread_delta_snapshot'
 801 )
 802
 803 KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_TASK_DELTA_SNAPSHOT')] = KCTypeDescription(GetTypeForName('STACKSHOT_KCTYPE_TASK_DELTA_SNAPSHOT'), (
 804     KCSubTypeElement.FromBasicCtype('tds_unique_pid', KCSUBTYPE_TYPE.KC_ST_UINT64, 0),
 805     KCSubTypeElement.FromBasicCtype('tds_ss_flags', KCSUBTYPE_TYPE.KC_ST_UINT64, 8),
 806     KCSubTypeElement.FromBasicCtype('tds_user_time_in_terminated_thr', KCSUBTYPE_TYPE.KC_ST_UINT64, 16),
 807     KCSubTypeElement.FromBasicCtype('tds_system_time_in_terminated_t', KCSUBTYPE_TYPE.KC_ST_UINT64, 24),
 808     KCSubTypeElement.FromBasicCtype('tds_task_size', KCSUBTYPE_TYPE.KC_ST_UINT64, 32),
 809     KCSubTypeElement.FromBasicCtype('tds_max_resident_size', KCSUBTYPE_TYPE.KC_ST_UINT64, 40),
 810     KCSubTypeElement.FromBasicCtype('tds_suspend_count', KCSUBTYPE_TYPE.KC_ST_UINT32, 48),
 811     KCSubTypeElement.FromBasicCtype('tds_faults', KCSUBTYPE_TYPE.KC_ST_UINT32, 52),
 812     KCSubTypeElement.FromBasicCtype('tds_pageins', KCSUBTYPE_TYPE.KC_ST_UINT32, 56),
 813     KCSubTypeElement.FromBasicCtype('tds_cow_faults', KCSUBTYPE_TYPE.KC_ST_UINT32, 60),
 814     KCSubTypeElement.FromBasicCtype('tds_was_throttled', KCSUBTYPE_TYPE.KC_ST_UINT32, 64),
 815     KCSubTypeElement.FromBasicCtype('tds_did_throttle', KCSUBTYPE_TYPE.KC_ST_UINT32, 68),
 816     KCSubTypeElement.FromBasicCtype('tds_latency_qos', KCSUBTYPE_TYPE.KC_ST_UINT32, 72),
 817 ),
 818     'task_delta_snapshot'
 819 )
 820
 821
 822 KNOWN_TYPES_COLLECTION[0x909] = KCSubTypeElement('pth_name', KCSUBTYPE_TYPE.KC_ST_CHAR, KCSubTypeElement.GetSizeForArray(64, 1), 0, 1)
 823
 824
 825
 826 KNOWN_TYPES_COLLECTION[GetTypeForName('KCDATA_TYPE_LIBRARY_LOADINFO64')] = KCTypeDescription(GetTypeForName('KCDATA_TYPE_LIBRARY_LOADINFO64'), (
 827     KCSubTypeElement('imageLoadAddress', KCSUBTYPE_TYPE.KC_ST_UINT64, 8, 0, 0),
 828     KCSubTypeElement('imageUUID', KCSUBTYPE_TYPE.KC_ST_UINT8, KCSubTypeElement.GetSizeForArray(16, 1), 8, 1)
 829 ),
 830     'dyld_load_info'
 831 )
 832
 833 KNOWN_TYPES_COLLECTION[GetTypeForName('KCDATA_TYPE_LIBRARY_LOADINFO')] = KCTypeDescription(GetTypeForName('KCDATA_TYPE_LIBRARY_LOADINFO'), (
 834     KCSubTypeElement('imageLoadAddress', KCSUBTYPE_TYPE.KC_ST_UINT32, 4, 0, 0),
 835     KCSubTypeElement('imageUUID', KCSUBTYPE_TYPE.KC_ST_UINT8, KCSubTypeElement.GetSizeForArray(16, 1), 4, 1)
 836 ),
 837     'dyld_load_info'
 838 )
 839
 840 KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_SHAREDCACHE_LOADINFO')] = KCTypeDescription(GetTypeForName('STACKSHOT_KCTYPE_SHAREDCACHE_LOADINFO'), (
 841     KCSubTypeElement('imageLoadAddress', KCSUBTYPE_TYPE.KC_ST_UINT64, 8, 0, 0),
 842     KCSubTypeElement('imageUUID', KCSUBTYPE_TYPE.KC_ST_UINT8, KCSubTypeElement.GetSizeForArray(16, 1), 8, 1),
 843     KCSubTypeElement('imageSlidBaseAddress', KCSUBTYPE_TYPE.KC_ST_UINT64, 8, 24, 0),
 844 ),
 845     'shared_cache_dyld_load_info',
 846     legacy_size = 0x18
 847 )
 848
 849 KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_KERNELCACHE_LOADINFO')] = KCTypeDescription(GetTypeForName('STACKSHOT_KCTYPE_KERNELCACHE_LOADINFO'), (
 850     KCSubTypeElement('imageLoadAddress', KCSUBTYPE_TYPE.KC_ST_UINT64, 8, 0, 0),
 851     KCSubTypeElement('imageUUID', KCSUBTYPE_TYPE.KC_ST_UINT8, KCSubTypeElement.GetSizeForArray(16, 1), 8, 1),
 852 ),
 853     'kernelcache_load_info'
 854 )
 855
 856 KNOWN_TYPES_COLLECTION[0x33] = KCSubTypeElement('mach_absolute_time', KCSUBTYPE_TYPE.KC_ST_UINT64, 8, 0, 0, KCSubTypeElement._get_naked_element_value)
 857 KNOWN_TYPES_COLLECTION[0x907] = KCSubTypeElement.FromBasicCtype('donating_pids', KCSUBTYPE_TYPE.KC_ST_INT32)
 858
 859 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)
 860
 861 KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_KERN_STACKFRAME')] = KCTypeDescription(GetTypeForName('STACKSHOT_KCTYPE_KERN_STACKFRAME'), (
 862     KCSubTypeElement.FromBasicCtype('lr', KCSUBTYPE_TYPE.KC_ST_UINT32),
 863     KCSubTypeElement.FromBasicCtype('sp', KCSUBTYPE_TYPE.KC_ST_UINT32, 4)
 864 ),
 865     'kernel_stack_frames'
 866 )
 867
 868 KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_KERN_STACKLR')] = KCTypeDescription(GetTypeForName('STACKSHOT_KCTYPE_KERN_STACKLR'), (
 869     KCSubTypeElement.FromBasicCtype('lr', KCSUBTYPE_TYPE.KC_ST_UINT32),
 870 ),
 871     'kernel_stack_frames'
 872 )
 873
 874
 875 KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_USER_STACKFRAME')] = KCTypeDescription.FromKCTypeDescription(
 876     KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_KERN_STACKFRAME')],
 877     GetTypeForName('STACKSHOT_KCTYPE_USER_STACKFRAME'),
 878     'user_stack_frames'
 879 )
 880
 881 KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_USER_STACKLR')] = KCTypeDescription.FromKCTypeDescription(
 882     KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_KERN_STACKLR')],
 883     GetTypeForName('STACKSHOT_KCTYPE_USER_STACKLR'),
 884     'user_stack_frames'
 885 )
 886
 887 KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_KERN_STACKFRAME64')] = KCTypeDescription(GetTypeForName('STACKSHOT_KCTYPE_KERN_STACKFRAME64'), (
 888     KCSubTypeElement.FromBasicCtype('lr', KCSUBTYPE_TYPE.KC_ST_UINT64),
 889     KCSubTypeElement.FromBasicCtype('sp', KCSUBTYPE_TYPE.KC_ST_UINT64, 8)
 890 ),
 891     'kernel_stack_frames'
 892 )
 893
 894 KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_USER_STACKFRAME64')] = KCTypeDescription.FromKCTypeDescription(
 895     KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_KERN_STACKFRAME64')],
 896     GetTypeForName('STACKSHOT_KCTYPE_USER_STACKFRAME64'),
 897     'user_stack_frames'
 898 )
 899
 900
 901 KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_KERN_STACKLR64')] = KCTypeDescription(GetTypeForName('STACKSHOT_KCTYPE_KERN_STACKLR64'), (
 902     KCSubTypeElement.FromBasicCtype('lr', KCSUBTYPE_TYPE.KC_ST_UINT64),
 903 ),
 904     'kernel_stack_frames'
 905 )
 906
 907 KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_USER_STACKLR64')] = KCTypeDescription.FromKCTypeDescription(
 908     KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_KERN_STACKLR64')],
 909     GetTypeForName('STACKSHOT_KCTYPE_USER_STACKLR64'),
 910     'user_stack_frames'
 911 )
 912
 913
 914 KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_NONRUNNABLE_TIDS')] = KCSubTypeElement.FromBasicCtype('nonrunnable_threads', KCSUBTYPE_TYPE.KC_ST_INT64)
 915
 916 KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_NONRUNNABLE_TASKS')] = KCSubTypeElement.FromBasicCtype('nonrunnable_tasks', KCSUBTYPE_TYPE.KC_ST_INT64)
 917
 918 KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_OSVERSION')] = KCSubTypeElement('osversion', KCSUBTYPE_TYPE.KC_ST_CHAR,
 919                           KCSubTypeElement.GetSizeForArray(256, 1), 0, 1)
 920
 921 KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_BOOTARGS')] = KCSubTypeElement('boot_args', KCSUBTYPE_TYPE.KC_ST_CHAR,
 922                            KCSubTypeElement.GetSizeForArray(256, 1), 0, 1)
 923
 924 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)
 925
 926 KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_JETSAM_LEVEL')] = KCSubTypeElement('jetsam_level', KCSUBTYPE_TYPE.KC_ST_UINT32, 4, 0, 0, KCSubTypeElement._get_naked_element_value)
 927
 928 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)
 929
 930 KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_STACKSHOT_FAULT_STATS')] = KCTypeDescription(GetTypeForName('STACKSHOT_KCTYPE_STACKSHOT_FAULT_STATS'),
 931             (
 932                         KCSubTypeElement.FromBasicCtype('sfs_pages_faulted_in', KCSUBTYPE_TYPE.KC_ST_UINT32, 0),
 933                         KCSubTypeElement.FromBasicCtype('sfs_time_spent_faulting', KCSUBTYPE_TYPE.KC_ST_UINT64, 4),
 934                         KCSubTypeElement.FromBasicCtype('sfs_system_max_fault_time', KCSUBTYPE_TYPE.KC_ST_UINT64, 12),
 935                         KCSubTypeElement.FromBasicCtype('sfs_stopped_faulting', KCSUBTYPE_TYPE.KC_ST_UINT8, 20)
 936             ),
 937             'stackshot_fault_stats')
 938
 939 KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_THREAD_WAITINFO')] = KCTypeDescription(GetTypeForName('STACKSHOT_KCTYPE_THREAD_WAITINFO'),
 940             (
 941                         KCSubTypeElement.FromBasicCtype('owner', KCSUBTYPE_TYPE.KC_ST_UINT64, 0),
 942                         KCSubTypeElement.FromBasicCtype('waiter', KCSUBTYPE_TYPE.KC_ST_UINT64, 8),
 943                         KCSubTypeElement.FromBasicCtype('context', KCSUBTYPE_TYPE.KC_ST_UINT64, 16),
 944                         KCSubTypeElement.FromBasicCtype('wait_type', KCSUBTYPE_TYPE.KC_ST_UINT8, 24)
 945             ),
 946             'thread_waitinfo')
 947
 948 #KNOWN_TYPES_COLLECTION[0x907] = KCSubTypeElement('donating_pids', KCSUBTYPE_TYPE.KC_ST_UINT32, 4, 0, 0, KCSubTypeElement._get_naked_element_value)
 949 KNOWN_TYPES_COLLECTION[GetTypeForName('TASK_CRASHINFO_PID')] = KCSubTypeElement('pid', KCSUBTYPE_TYPE.KC_ST_INT32, 4, 0, 0)
 950 KNOWN_TYPES_COLLECTION[GetTypeForName('TASK_CRASHINFO_PPID')] = KCSubTypeElement('ppid', KCSUBTYPE_TYPE.KC_ST_INT32, 4, 0, 0)
 951 KNOWN_TYPES_COLLECTION[GetTypeForName('TASK_CRASHINFO_PROC_NAME')] = KCSubTypeElement('p_comm', KCSUBTYPE_TYPE.KC_ST_CHAR,
 952                            KCSubTypeElement.GetSizeForArray(32, 1), 0, 1)
 953 KNOWN_TYPES_COLLECTION[GetTypeForName('TASK_CRASHINFO_USERSTACK')] = KCSubTypeElement('userstack_ptr', KCSUBTYPE_TYPE.KC_ST_UINT64, 8, 0, 0)
 954 KNOWN_TYPES_COLLECTION[GetTypeForName('TASK_CRASHINFO_ARGSLEN')] = KCSubTypeElement('p_argslen', KCSUBTYPE_TYPE.KC_ST_INT32, 4, 0, 0)
 955
 956 KNOWN_TYPES_COLLECTION[GetTypeForName('TASK_CRASHINFO_PROC_PATH')] = KCSubTypeElement('p_path', KCSUBTYPE_TYPE.KC_ST_CHAR,
 957                            KCSubTypeElement.GetSizeForArray(1024, 1), 0, 1)
 958 KNOWN_TYPES_COLLECTION[GetTypeForName('TASK_CRASHINFO_PROC_CSFLAGS')] = KCSubTypeElement('p_csflags', KCSUBTYPE_TYPE.KC_ST_INT32, 4, 0, 0)
 959 KNOWN_TYPES_COLLECTION[GetTypeForName('TASK_CRASHINFO_UID')] = KCSubTypeElement('uid', KCSUBTYPE_TYPE.KC_ST_INT32, 4, 0, 0)
 960 KNOWN_TYPES_COLLECTION[GetTypeForName('TASK_CRASHINFO_GID')] = KCSubTypeElement('gid', KCSUBTYPE_TYPE.KC_ST_INT32, 4, 0, 0)
 961 KNOWN_TYPES_COLLECTION[GetTypeForName('TASK_CRASHINFO_PROC_ARGC')] = KCSubTypeElement('argc', KCSUBTYPE_TYPE.KC_ST_INT32, 4, 0, 0)
 962 KNOWN_TYPES_COLLECTION[GetTypeForName('TASK_CRASHINFO_PROC_FLAGS')] = KCSubTypeElement('p_flags', KCSUBTYPE_TYPE.KC_ST_INT32, 4, 0, 0)
 963 KNOWN_TYPES_COLLECTION[GetTypeForName('TASK_CRASHINFO_CPUTYPE')] = KCSubTypeElement('cputype', KCSUBTYPE_TYPE.KC_ST_INT32, 4, 0, 0)
 964 KNOWN_TYPES_COLLECTION[GetTypeForName('TASK_CRASHINFO_RESPONSIBLE_PID')] = KCSubTypeElement('responsible_pid', KCSUBTYPE_TYPE.KC_ST_INT32, 4, 0, 0)
 965 KNOWN_TYPES_COLLECTION[GetTypeForName('TASK_CRASHINFO_DIRTY_FLAGS')] = KCSubTypeElement('dirty_flags', KCSUBTYPE_TYPE.KC_ST_INT32, 4, 0, 0)
 966 KNOWN_TYPES_COLLECTION[GetTypeForName('TASK_CRASHINFO_CRASHED_THREADID')] = KCSubTypeElement('crashed_threadid', KCSUBTYPE_TYPE.KC_ST_UINT64, 8, 0, 0)
 967 KNOWN_TYPES_COLLECTION[GetTypeForName('TASK_CRASHINFO_COALITION_ID')] = KCSubTypeElement('coalition_id', KCSUBTYPE_TYPE.KC_ST_UINT64, 8, 0, 0)
 968
 969 KNOWN_TYPES_COLLECTION[GetTypeForName('TASK_CRASHINFO_PROC_STATUS')] = KCSubTypeElement('p_status', KCSUBTYPE_TYPE.KC_ST_UINT8, 1, 0, 0)
 970
 971 KNOWN_TYPES_COLLECTION[GetTypeForName('TASK_CRASHINFO_BSDINFOWITHUNIQID')] = KCTypeDescription(GetTypeForName('TASK_CRASHINFO_BSDINFOWITHUNIQID'),
 972     (   KCSubTypeElement('p_uuid', KCSUBTYPE_TYPE.KC_ST_UINT8, KCSubTypeElement.GetSizeForArray(16, 1), 0, 1),
 973         KCSubTypeElement.FromBasicCtype('p_uniqueid', KCSUBTYPE_TYPE.KC_ST_UINT64, 16),
 974         KCSubTypeElement.FromBasicCtype('p_puniqueid', KCSUBTYPE_TYPE.KC_ST_UINT64, 24)
 975     ),
 976     'proc_uniqidentifierinfo')
 977
 978 KNOWN_TYPES_COLLECTION[GetTypeForName('TASK_CRASHINFO_EXCEPTION_CODES')] = (
 979     KCTypeDescription(GetTypeForName('TASK_CRASHINFO_EXCEPTION_CODES'),
 980                       (KCSubTypeElement.FromBasicCtype('code_0', KCSUBTYPE_TYPE.KC_ST_UINT64, 0),
 981                        KCSubTypeElement.FromBasicCtype('code_1', KCSUBTYPE_TYPE.KC_ST_UINT64, 8)),
 982                       'mach_exception_data_t'))
 983
 984
 985 KNOWN_TYPES_COLLECTION[GetTypeForName('TASK_CRASHINFO_PROC_STARTTIME')] = (
 986     KCTypeDescription(GetTypeForName('TASK_CRASHINFO_PROC_STARTTIME'),
 987                       (KCSubTypeElement.FromBasicCtype('tv_sec', KCSUBTYPE_TYPE.KC_ST_UINT64, 0),
 988                        KCSubTypeElement.FromBasicCtype('tv_usec', KCSUBTYPE_TYPE.KC_ST_UINT64, 8)),
 989                       'proc_starttime'))
 990
 991
 992 KNOWN_TYPES_COLLECTION[GetTypeForName('TASK_CRASHINFO_RUSAGE_INFO')] = KCTypeDescription(GetTypeForName('TASK_CRASHINFO_RUSAGE_INFO'),
 993     (
 994         KCSubTypeElement('ri_uuid', KCSUBTYPE_TYPE.KC_ST_UINT8, KCSubTypeElement.GetSizeForArray(16, 1), 0, 1),
 995             KCSubTypeElement.FromBasicCtype('ri_user_time', KCSUBTYPE_TYPE.KC_ST_UINT64, 16),
 996             KCSubTypeElement.FromBasicCtype('ri_system_time', KCSUBTYPE_TYPE.KC_ST_UINT64, 24),
 997             KCSubTypeElement.FromBasicCtype('ri_pkg_idle_wkups', KCSUBTYPE_TYPE.KC_ST_UINT64, 32),
 998             KCSubTypeElement.FromBasicCtype('ri_interrupt_wkups', KCSUBTYPE_TYPE.KC_ST_UINT64, 40),
 999             KCSubTypeElement.FromBasicCtype('ri_pageins', KCSUBTYPE_TYPE.KC_ST_UINT64, 48),
1000             KCSubTypeElement.FromBasicCtype('ri_wired_size', KCSUBTYPE_TYPE.KC_ST_UINT64, 56),
1001             KCSubTypeElement.FromBasicCtype('ri_resident_size', KCSUBTYPE_TYPE.KC_ST_UINT64, 64),
1002             KCSubTypeElement.FromBasicCtype('ri_phys_footprint', KCSUBTYPE_TYPE.KC_ST_UINT64, 72),
1003             KCSubTypeElement.FromBasicCtype('ri_proc_start_abstime', KCSUBTYPE_TYPE.KC_ST_UINT64, 80),
1004             KCSubTypeElement.FromBasicCtype('ri_proc_exit_abstime', KCSUBTYPE_TYPE.KC_ST_UINT64, 88),
1005             KCSubTypeElement.FromBasicCtype('ri_child_user_time', KCSUBTYPE_TYPE.KC_ST_UINT64, 96),
1006             KCSubTypeElement.FromBasicCtype('ri_child_system_time', KCSUBTYPE_TYPE.KC_ST_UINT64, 104),
1007             KCSubTypeElement.FromBasicCtype('ri_child_pkg_idle_wkups', KCSUBTYPE_TYPE.KC_ST_UINT64, 112),
1008             KCSubTypeElement.FromBasicCtype('ri_child_interrupt_wkups', KCSUBTYPE_TYPE.KC_ST_UINT64, 120),
1009             KCSubTypeElement.FromBasicCtype('ri_child_pageins', KCSUBTYPE_TYPE.KC_ST_UINT64, 128),
1010             KCSubTypeElement.FromBasicCtype('ri_child_elapsed_abstime', KCSUBTYPE_TYPE.KC_ST_UINT64, 136),
1011             KCSubTypeElement.FromBasicCtype('ri_diskio_bytesread', KCSUBTYPE_TYPE.KC_ST_UINT64, 144),
1012             KCSubTypeElement.FromBasicCtype('ri_diskio_byteswritten', KCSUBTYPE_TYPE.KC_ST_UINT64, 152),
1013             KCSubTypeElement.FromBasicCtype('ri_cpu_time_qos_default', KCSUBTYPE_TYPE.KC_ST_UINT64, 160),
1014             KCSubTypeElement.FromBasicCtype('ri_cpu_time_qos_maintenance', KCSUBTYPE_TYPE.KC_ST_UINT64, 168),
1015             KCSubTypeElement.FromBasicCtype('ri_cpu_time_qos_background', KCSUBTYPE_TYPE.KC_ST_UINT64, 176),
1016             KCSubTypeElement.FromBasicCtype('ri_cpu_time_qos_utility', KCSUBTYPE_TYPE.KC_ST_UINT64, 184),
1017             KCSubTypeElement.FromBasicCtype('ri_cpu_time_qos_legacy', KCSUBTYPE_TYPE.KC_ST_UINT64, 192),
1018             KCSubTypeElement.FromBasicCtype('ri_cpu_time_qos_user_initiated', KCSUBTYPE_TYPE.KC_ST_UINT64, 200),
1019             KCSubTypeElement.FromBasicCtype('ri_cpu_time_qos_user_interactiv', KCSUBTYPE_TYPE.KC_ST_UINT64, 208),
1020             KCSubTypeElement.FromBasicCtype('ri_billed_system_time', KCSUBTYPE_TYPE.KC_ST_UINT64, 216),
1021             KCSubTypeElement.FromBasicCtype('ri_serviced_system_time', KCSUBTYPE_TYPE.KC_ST_UINT64, 224)
1022     ),
1023     'rusage_info')
1024
1025 KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_CPU_TIMES')] = KCTypeDescription(GetTypeForName('STACKSHOT_KCTYPE_CPU_TIMES'),
1026     (
1027         KCSubTypeElement.FromBasicCtype('user_usec', KCSUBTYPE_TYPE.KC_ST_UINT64, 0),
1028         KCSubTypeElement.FromBasicCtype('system_usec', KCSUBTYPE_TYPE.KC_ST_UINT64, 8),
1029     ), 'cpu_times')
1030
1031 KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_STACKSHOT_DURATION')] = KCTypeDescription(GetTypeForName('STACKSHOT_KCTYPE_STACKSHOT_DURATION'),
1032     (
1033         KCSubTypeElement.FromBasicCtype('stackshot_duration', KCSUBTYPE_TYPE.KC_ST_UINT64, 0),
1034         KCSubTypeElement.FromBasicCtype('stackshot_duration_outer', KCSUBTYPE_TYPE.KC_ST_UINT64, 8),
1035     ), 'stackshot_duration', merge=True
1036 )
1037
1038 KNOWN_TYPES_COLLECTION[GetTypeForName('KCDATA_TYPE_PROCNAME')] = (
1039     KCSubTypeElement("proc_name", KCSUBTYPE_TYPE.KC_ST_CHAR, KCSubTypeElement.GetSizeForArray(-1, 1), 0, 1))
1040
1041 KNOWN_TYPES_COLLECTION[GetTypeForName('KCDATA_TYPE_PID')] = (
1042     KCSubTypeElement('pid', KCSUBTYPE_TYPE.KC_ST_INT32, 4, 0, 0))
1043
1044 KNOWN_TYPES_COLLECTION[GetTypeForName('EXIT_REASON_SNAPSHOT')] = KCTypeDescription(GetTypeForName('EXIT_REASON_SNAPSHOT'),
1045     (
1046         KCSubTypeElement.FromBasicCtype('ers_namespace', KCSUBTYPE_TYPE.KC_ST_UINT32, 0),
1047         KCSubTypeElement.FromBasicCtype('ers_code', KCSUBTYPE_TYPE.KC_ST_UINT64, 4),
1048         KCSubTypeElement.FromBasicCtype('ers_flags', KCSUBTYPE_TYPE.KC_ST_UINT64, 12),
1049     ), 'exit_reason_basic_info')
1050
1051 KNOWN_TYPES_COLLECTION[GetTypeForName('EXIT_REASON_USER_DESC')] = (
1052     KCSubTypeElement("exit_reason_user_description", KCSUBTYPE_TYPE.KC_ST_CHAR, KCSubTypeElement.GetSizeForArray(-1, 1), 0, 1))
1053
1054 KNOWN_TYPES_COLLECTION[GetTypeForName('EXIT_REASON_USER_PAYLOAD')] = KCSubTypeElement('exit_reason_user_payload',
1055         KCSUBTYPE_TYPE.KC_ST_UINT8, KCSubTypeElement.GetSizeForArray(-1, 1), 0, 1)
1056
1057 KNOWN_TYPES_COLLECTION[GetTypeForName('EXIT_REASON_CODESIGNING_INFO')] = KCTypeDescription(GetTypeForName('EXIT_REASON_CODESIGNING_INFO'),
1058     (
1059         KCSubTypeElement.FromBasicCtype('ceri_virt_addr', KCSUBTYPE_TYPE.KC_ST_UINT64, 0),
1060         KCSubTypeElement.FromBasicCtype('ceri_file_offset', KCSUBTYPE_TYPE.KC_ST_UINT64, 8),
1061         KCSubTypeElement("ceri_pathname", KCSUBTYPE_TYPE.KC_ST_CHAR, KCSubTypeElement.GetSizeForArray(1024, 1), 16, 1),
1062         KCSubTypeElement("ceri_filename", KCSUBTYPE_TYPE.KC_ST_CHAR, KCSubTypeElement.GetSizeForArray(1024, 1), 1040, 1),
1063         KCSubTypeElement.FromBasicCtype('ceri_codesig_modtime_secs', KCSUBTYPE_TYPE.KC_ST_UINT64, 2064),
1064         KCSubTypeElement.FromBasicCtype('ceri_codesig_modtime_nsecs', KCSUBTYPE_TYPE.KC_ST_UINT64, 2072),
1065         KCSubTypeElement.FromBasicCtype('ceri_page_modtime_secs', KCSUBTYPE_TYPE.KC_ST_UINT64, 2080),
1066         KCSubTypeElement.FromBasicCtype('ceri_page_modtime_nsecs', KCSUBTYPE_TYPE.KC_ST_UINT64, 2088),
1067         KCSubTypeElement.FromBasicCtype('ceri_path_truncated', KCSUBTYPE_TYPE.KC_ST_UINT8, 2096),
1068         KCSubTypeElement.FromBasicCtype('ceri_object_codesigned', KCSUBTYPE_TYPE.KC_ST_UINT8, 2097),
1069         KCSubTypeElement.FromBasicCtype('ceri_page_codesig_validated', KCSUBTYPE_TYPE.KC_ST_UINT8, 2098),
1070         KCSubTypeElement.FromBasicCtype('ceri_page_codesig_tainted', KCSUBTYPE_TYPE.KC_ST_UINT8, 2099),
1071         KCSubTypeElement.FromBasicCtype('ceri_page_codesig_nx', KCSUBTYPE_TYPE.KC_ST_UINT8, 2100),
1072         KCSubTypeElement.FromBasicCtype('ceri_page_wpmapped', KCSUBTYPE_TYPE.KC_ST_UINT8, 2101),
1073         KCSubTypeElement.FromBasicCtype('ceri_page_slid', KCSUBTYPE_TYPE.KC_ST_UINT8, 2102),
1074         KCSubTypeElement.FromBasicCtype('ceri_page_dirty', KCSUBTYPE_TYPE.KC_ST_UINT8, 2103),
1075         KCSubTypeElement.FromBasicCtype('ceri_page_shadow_depth', KCSUBTYPE_TYPE.KC_ST_UINT32, 2104),
1076     ), 'exit_reason_codesigning_info')
1077
1078
1079 def GetSecondsFromMATime(mat, tb):
1080     return (float(mat) * tb['numer']) / tb['denom']
1081
1082 def FindLibraryForAddress(liblist, address):
1083     current_lib = None
1084     for l in liblist:
1085         if address >= l[1]:
1086             current_lib = l
1087     return current_lib
1088
1089 def FindIndexOfLibInCatalog(catalog, lib):
1090     index = None
1091     i = 0
1092     for l in catalog:
1093         if l[0] == lib[0] and l[1] == lib[1]:
1094             index = i
1095             break
1096         i += 1
1097
1098     if index is None:
1099         catalog.append(lib)
1100         index = len(catalog) - 1
1101
1102     return index
1103
1104 def GetOffsetOfAddressForLib(lib, address):
1105     return (address - lib[1])
1106
1107 def GetSymbolInfoForFrame(catalog, liblist, address):
1108     lib = FindLibraryForAddress(liblist, address)
1109     if not lib:
1110         lib = ["00000000000000000000000000000000",0,"A"]
1111     offset = GetOffsetOfAddressForLib(lib, address)
1112     index = FindIndexOfLibInCatalog(catalog, lib)
1113     return [index, offset]
1114
1115 def GetStateDescription(s):
1116     retval = []
1117     TH_WAIT = 0x01
1118     TH_SUSP = 0x02
1119     TH_RUN = 0x04
1120     TH_UNINT = 0x08
1121     TH_TERMINATE = 0x10
1122     TH_TERMINATE2 = 0x20
1123     TH_IDLE = 0x80
1124     if (s & TH_WAIT):
1125         retval.append("TH_WAIT")
1126     if (s & TH_SUSP):
1127         retval.append("TH_SUSP")
1128     if (s & TH_RUN):
1129         retval.append("TH_RUN")
1130     if (s & TH_UNINT):
1131         retval.append("TH_UNINT")
1132     if (s & TH_TERMINATE):
1133         retval.append("TH_TERMINATE")
1134     if (s & TH_TERMINATE2):
1135         retval.append("TH_TERMINATE2")
1136     if (s & TH_IDLE):
1137         retval.append("TH_IDLE")
1138     return retval
1139
1140
1141 def format_uuid(elementValues):
1142     return ''.join("%02x" % i for i in elementValues)
1143
1144 def SaveStackshotReport(j, outfile_name, dsc_uuid, dsc_libs_arr):
1145     import time
1146     from operator import itemgetter, attrgetter
1147     ss = j.get('kcdata_stackshot')
1148     if not ss:
1149         print "No KCDATA_BUFFER_BEGIN_STACKSHOT object found. Skipping writing report."
1150         return
1151     timestamp = ss.get('usecs_since_epoch', int(time.time()))
1152     timestamp = time.strftime("%Y-%m-%d %H:%M:%S %z",time.gmtime(timestamp))
1153     os_version = ss.get('osversion', 'Unknown')
1154     timebase = ss.get('mach_timebase_info', {"denom": 1, "numer": 1})
1155     if not dsc_uuid and 'imageSlidBaseAddress' not in ss.get('shared_cache_dyld_load_info'):
1156         print "Stackshot format does not include slid shared cache base address and no UUID provided. Skipping writing report."
1157         return
1158
1159     # If a shared cache UUID is provided, treat the slide as the base address
1160     # for compatibility with existing tools that operate based on this logic
1161     if dsc_uuid:
1162         shared_cache_base_addr = ss.get('shared_cache_dyld_load_info')['imageLoadAddress']
1163     elif 'imageSlidBaseAddress' in ss.get('shared_cache_dyld_load_info'):
1164         shared_cache_base_addr = ss.get('shared_cache_dyld_load_info')['imageSlidBaseAddress']
1165     else:
1166         print "No shared cache UUID provided and data doesn't include imageSlidBaseAddress. Skipping writing report."
1167         return
1168
1169     dsc_common = [format_uuid(ss.get('shared_cache_dyld_load_info')['imageUUID']),
1170                   shared_cache_base_addr,
1171                   "S"
1172                  ]
1173
1174     dsc_libs = []
1175     print "Shared cache UUID found from the binary data is <%s> " % str(dsc_common[0])
1176     if dsc_common[0].replace('-', '').lower() == dsc_uuid:
1177         print "SUCCESS: Found Matching dyld shared cache uuid. Loading library load addresses from layout provided."
1178         _load_addr = dsc_common[1]
1179         #print _load_addr
1180         #print dsc_libs_arr
1181         for i in dsc_libs_arr:
1182             _uuid = i[2].lower().replace('-','').strip()
1183             _addr = int(i[0], 16) + _load_addr
1184             dsc_libs.append([_uuid, _addr, "P"])
1185             #print "adding ", [_uuid, _addr, "C"]
1186     elif dsc_uuid:
1187         print "Provided shared cache UUID does not match. Skipping writing report."
1188         return
1189
1190     AllImageCatalog = []
1191     obj = {}
1192     obj["kernel"] = os_version
1193     obj["date"] = timestamp
1194     obj["reason"] = "kernel panic stackshot"
1195     obj["incident"] = "ABCDEFGH-1234-56IJ-789K-0LMNOPQRSTUV"
1196     obj["crashReporterKey"] = "12ab34cd45aabbccdd6712ab34cd45aabbccdd67"
1197     obj["bootArgs"] = ss.get('boot_args','')
1198     obj["frontmostPids"] = [0]
1199     obj["exception"] = "0xDEADF157"
1200     obj["processByPid"] = {}
1201     processByPid = obj["processByPid"]
1202     ssplist = ss.get('task_snapshots', {})
1203     kern_load_info = []
1204     if "0" in ssplist:
1205         kc_uuid = ssplist["0"].get('kernelcache_load_info', None)
1206         if kc_uuid:
1207             kernelcache_uuid = [format_uuid(kc_uuid['imageUUID']), kc_uuid['imageLoadAddress'], "U" ]
1208             kern_load_info.append(kernelcache_uuid)
1209
1210         kl_infos = ssplist["0"].get("dyld_load_info", [])
1211         for dlinfo in kl_infos:
1212             kern_load_info.append([format_uuid(dlinfo['imageUUID']), dlinfo['imageLoadAddress'], "K"])
1213     for pid,piddata in ssplist.iteritems():
1214         processByPid[str(pid)] = {}
1215         tsnap = processByPid[str(pid)]
1216         pr_lib_dsc = dsc_common
1217         if 'shared_cache_dyld_load_info' in tsnap:
1218             if 'imageSlidBaseAddress' in tsnap.get('shared_cache_dyld_load_info'):
1219                 shared_cache_base_addr = tsnap.get('shared_cache_dyld_load_info')['imageSlidBaseAddress']
1220             else:
1221                 print "Specific task shared cache format does not include slid shared cache base address. Skipping writing report."
1222                 return
1223
1224             pr_lib_dsc = [format_uuid(tsnap.get('shared_cache_dyld_load_info')['imageUUID']),
1225                           tsnap.get('shared_cache_dyld_load_info')['imageSlidBaseAddress'],
1226                           "S"
1227                          ]
1228
1229         pr_libs = []
1230         if len(dsc_libs) == 0:
1231             pr_libs.append(pr_lib_dsc)
1232         _lib_type = "P"
1233         if int(pid) == 0:
1234             _lib_type = "K"
1235             pr_libs = []
1236         else:
1237             for dlinfo in piddata.get('dyld_load_info',[]):
1238                 pr_libs.append([format_uuid(dlinfo['imageUUID']), dlinfo['imageLoadAddress'], _lib_type])
1239
1240         pr_libs.extend(kern_load_info)
1241         pr_libs.extend(dsc_libs)
1242
1243         pr_libs.sort(key=itemgetter(1))
1244
1245         tasksnap = piddata['task_snapshot']
1246         tsnap["pid"] = tasksnap["ts_pid"]
1247         tsnap["residentMemoryBytes"] = tasksnap["ts_task_size"]
1248         tsnap["timesDidThrottle"] = tasksnap["ts_did_throttle"]
1249         tsnap["systemTimeTask"] = GetSecondsFromMATime(tasksnap["ts_system_time_in_terminated_th"], timebase)
1250         tsnap["pageIns"] = tasksnap["ts_pageins"]
1251         tsnap["pageFaults"] = tasksnap["ts_faults"]
1252         tsnap["userTimeTask"] = GetSecondsFromMATime(tasksnap[  "ts_user_time_in_terminated_thre"], timebase)
1253         tsnap["procname"] = tasksnap["ts_p_comm"]
1254         tsnap["copyOnWriteFaults"] = tasksnap["ts_cow_faults"]
1255         tsnap["timesThrottled"] = tasksnap["ts_was_throttled"]
1256         tsnap["threadById"] = {}
1257         threadByID = tsnap["threadById"]
1258         thlist = piddata.get('thread_snapshots', {})
1259         for tid,thdata in thlist.iteritems():
1260             threadByID[str(tid)] = {}
1261             thsnap = threadByID[str(tid)]
1262             if "thread_snapshot" not in thdata:
1263                 print "Found broken thread state for thread ID: %s." % tid
1264                 break
1265             threadsnap = thdata["thread_snapshot"]
1266             thsnap["userTime"] = GetSecondsFromMATime(threadsnap["ths_user_time"], timebase)
1267             thsnap["id"] = threadsnap["ths_thread_id"]
1268             thsnap["basePriority"] = threadsnap["ths_base_priority"]
1269             thsnap["systemTime"] = threadsnap["ths_sys_time"]
1270             thsnap["schedPriority"] = threadsnap["ths_sched_priority"]
1271             thsnap["state"] = GetStateDescription(threadsnap['ths_state'])
1272             thsnap["qosEffective"] = threadsnap["ths_eqos"]
1273             thsnap["qosRequested"] = threadsnap["ths_rqos"]
1274
1275             if threadsnap['ths_continuation']:
1276                 thsnap["continuation"] = GetSymbolInfoForFrame(AllImageCatalog, pr_libs, threadsnap['ths_continuation'])
1277             if "kernel_stack_frames" in thdata:
1278                 kuserframes = []
1279                 for f in thdata["kernel_stack_frames"]:
1280                     kuserframes.append(GetSymbolInfoForFrame(AllImageCatalog, pr_libs, f['lr']))
1281                 thsnap["kernelFrames"] = kuserframes
1282
1283             if "user_stack_frames" in thdata:
1284                 uframes = []
1285                 for f in thdata["user_stack_frames"]:
1286                     uframes.append(GetSymbolInfoForFrame(AllImageCatalog, pr_libs, f['lr']))
1287                 thsnap["userFrames"] = uframes
1288             if threadsnap['ths_wait_event']:
1289                 thsnap["waitEvent"] = GetSymbolInfoForFrame(AllImageCatalog, pr_libs, threadsnap['ths_wait_event'])
1290
1291     obj['binaryImages'] = AllImageCatalog
1292     fh = open(outfile_name, "w")
1293     fh.write('{"bug_type":"288", "timestamp":"'+ timestamp +'", "os_version":"'+ os_version +'"}\n')
1294     fh.write(json.dumps(obj, sort_keys=False, indent=2, separators=(',', ': ')))
1295     fh.close()
1296
1297 ## Base utils for interacting with shell ##
1298 def RunCommand(bash_cmd_string, get_stderr = True):
1299     """
1300         returns: (int,str) : exit_code and output_str
1301     """
1302     print "RUNNING: %s" % bash_cmd_string
1303     cmd_args = shlex.split(bash_cmd_string)
1304     output_str = ""
1305     exit_code = 0
1306     try:
1307         if get_stderr:
1308             output_str = subprocess.check_output(cmd_args, stderr=subprocess.STDOUT)
1309         else:
1310             output_str = subprocess.check_output(cmd_args, stderr=None)
1311     except subprocess.CalledProcessError, e:
1312         exit_code = e.returncode
1313     finally:
1314         return (exit_code, output_str)
1315
1316 def ProcessDyldSharedCacheFile(shared_cache_file_path, sdk_str=""):
1317     """ returns (uuid, text_info) output from shared_cache_util.
1318                 In case of error None is returned and err message is printed to stdout.
1319     """
1320     if not os.path.exists(shared_cache_file_path):
1321         print "File path: %s does not exists" % shared_cache_file_path
1322         return None
1323     if sdk_str:
1324         sdk_str = ' -sdk "%s" ' % sdk_str
1325     (c, so) = RunCommand("xcrun {} -find dyld_shared_cache_util".format(sdk_str))
1326     if c:
1327         print "Failed to find path to dyld_shared_cache_util. Exit code: %d , message: %s" % (c,so)
1328         return None
1329     dyld_shared_cache_util = so.strip()
1330     (c, so) = RunCommand("{} -info {}".format(dyld_shared_cache_util, shared_cache_file_path))
1331     if c:
1332         print "Failed to get uuid info from %s" % shared_cache_file_path
1333         print so
1334         return None
1335
1336     uuid = so.splitlines()[0].split(": ")[-1].strip().replace("-","").lower()
1337
1338     (c, so) = RunCommand("{} -text_info {}".format(dyld_shared_cache_util, shared_cache_file_path))
1339     if c:
1340         print "Failed to get text_info from %s" % shared_cache_file_path
1341         print so
1342         return None
1343
1344     print "Found %s uuid: %s" % (shared_cache_file_path, uuid)
1345     text_info = so
1346
1347     return (uuid, so)
1348
1349 parser = argparse.ArgumentParser(description="Decode a kcdata binary file.")
1350 parser.add_argument("-l", "--listtypes", action="store_true", required=False, default=False,
1351                     help="List all known types",
1352                     dest="list_known_types")
1353
1354 parser.add_argument("-s", "--stackshot", required=False, default=False,
1355                     help="Generate a stackshot report file",
1356                     dest="stackshot_file")
1357
1358 parser.add_argument("--multiple", help="look for multiple stackshots in a single file", action='store_true')
1359
1360 parser.add_argument("-p", "--plist", required=False, default=False,
1361                     help="output as plist", action="store_true")
1362
1363 parser.add_argument("-U", "--uuid", required=False, default="", help="UUID of dyld shared cache to be analysed and filled in libs of stackshot report", dest="uuid")
1364 parser.add_argument("-L", "--layout", required=False, type=argparse.FileType("r"), help="Path to layout file for DyldSharedCache. You can generate one by doing \n\tbash$xcrun -sdk <sdk> dyld_shared_cache_util -text_info </path/to/dyld_shared_cache> ", dest="layout")
1365 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")
1366 parser.add_argument("-D", "--dyld_shared_cache", required=False, default="", help="Path to dyld_shared_cache built by B&I", dest="dsc")
1367 parser.add_argument("kcdata_file", type=argparse.FileType('r'), help="Path to a kcdata binary file.")
1368
1369 class VerboseAction(argparse.Action):
1370     def __call__(self, parser, namespace, values, option_string=None):
1371         logging.basicConfig(level=logging.INFO, stream=sys.stderr, format='%(message)s')
1372 parser.add_argument('-v', "--verbose", action=VerboseAction, nargs=0)
1373
1374 @contextlib.contextmanager
1375 def data_from_stream(stream):
1376     try:
1377         fmap = mmap.mmap(stream.fileno(), 0, mmap.MAP_SHARED, mmap.PROT_READ)
1378     except:
1379         yield stream.read()
1380     else:
1381         try:
1382             yield fmap
1383         finally:
1384             fmap.close()
1385
1386 def iterate_kcdatas(kcdata_file):
1387     with data_from_stream(kcdata_file) as data:
1388         iterator = kcdata_item_iterator(data)
1389         kcdata_buffer = KCObject.FromKCItem(iterator.next())
1390         if not isinstance(kcdata_buffer, KCBufferObject):
1391             try:
1392                 decoded = base64.b64decode(data)
1393             except:
1394                 pass
1395             else:
1396                 iterator = kcdata_item_iterator(decoded)
1397                 kcdata_buffer = KCObject.FromKCItem(iterator.next())
1398         if not isinstance(kcdata_buffer, KCBufferObject):
1399             import gzip
1400             from io import BytesIO
1401             try:
1402                 decompressed = gzip.GzipFile(fileobj=BytesIO(data[:])).read()
1403             except:
1404                 pass
1405             else:
1406                 iterator = kcdata_item_iterator(decompressed)
1407                 kcdata_buffer = KCObject.FromKCItem(iterator.next())
1408         if not isinstance(kcdata_buffer, KCBufferObject):
1409             raise Exception, "unknown file type"
1410
1411         kcdata_buffer.ReadItems(iterator)
1412         yield kcdata_buffer
1413
1414         for magic in iterator:
1415             kcdata_buffer = KCObject.FromKCItem(magic)
1416             if not isinstance(kcdata_buffer, KCBufferObject):
1417                 raise Exception, "unknown file type"
1418             kcdata_buffer.ReadItems(iterator)
1419             yield kcdata_buffer
1420
1421
1422
1423 if __name__ == '__main__':
1424     args = parser.parse_args()
1425
1426     if args.multiple and args.stackshot_file:
1427         raise NotImplementedError
1428
1429     if args.list_known_types:
1430         for (n, t) in KNOWN_TYPES_COLLECTION.items():
1431             print "%d : %s " % (n, str(t))
1432         sys.exit(1)
1433
1434     for i,kcdata_buffer in enumerate(iterate_kcdatas(args.kcdata_file)):
1435         if i > 0 and not args.multiple:
1436             break
1437
1438         str_data = "{" + kcdata_buffer.GetJsonRepr() + "}"
1439         str_data = str_data.replace("\t", "    ")
1440
1441         try:
1442             json_obj = json.loads(str_data)
1443         except:
1444             print >>sys.stderr, "JSON reparsing failed!  Printing string data!\n"
1445             import textwrap
1446             print textwrap.fill(str_data, 100)
1447             raise
1448
1449         dsc_uuid = None
1450         dsc_libs_arr = []
1451         libs_re = re.compile("^\s*(0x[a-fA-F0-9]+)\s->\s(0x[a-fA-F0-9]+)\s+<([a-fA-F0-9\-]+)>\s+.*$", re.MULTILINE)
1452         if args.uuid and args.layout:
1453             dsc_uuid = args.uuid.strip().replace("-",'').lower()
1454             dsc_libs_arr = libs_re.findall(args.layout.read())
1455
1456         if args.dsc:
1457             _ret = ProcessDyldSharedCacheFile(args.dsc, args.sdk)
1458             if _ret:
1459                 dsc_uuid = _ret[0]
1460                 dsc_libs_arr = libs_re.findall(_ret[1])
1461
1462         if args.stackshot_file:
1463             SaveStackshotReport(json_obj, args.stackshot_file, dsc_uuid, dsc_libs_arr)
1464         elif args.plist:
1465             import Foundation
1466             plist = Foundation.NSPropertyListSerialization.dataWithPropertyList_format_options_error_(
1467                 json_obj, Foundation.NSPropertyListXMLFormat_v1_0, 0, None)[0].bytes().tobytes()
1468             #sigh.  on some pythons long integers are getting output with L's in the plist.
1469             plist = re.sub(r'^(\s*<integer>\d+)L(</integer>\s*)$', r"\1\2", plist, flags=re.MULTILINE)
1470             print plist,
1471         else:
1472             print json.dumps(json_obj, sort_keys=True, indent=4, separators=(',', ': '))