| 1 |
#!/usr/bin/env python2 |
| 2 |
|
| 3 |
import string |
| 4 |
import getopt |
| 5 |
import sys |
| 6 |
import time |
| 7 |
import re |
| 8 |
import POW |
| 9 |
import struct |
| 10 |
import os |
| 11 |
|
| 12 |
from keymap import keymap |
| 13 |
|
| 14 |
keys = keymap("keymaps", 'sv') |
| 15 |
currentchannel = 0 |
| 16 |
|
| 17 |
rdp_channel_flags = [(0x80000000, "OPTION_INITIALIZED"), |
| 18 |
(1073741824, "OPTION_ENCRYPT_RDP"), |
| 19 |
(536870912, "OPTION_ENCRYPT_SC"), |
| 20 |
(268435456, "OPTION_ENCRYPT_CS"), |
| 21 |
(134217728, "OPTION_PRI_HIGH"), |
| 22 |
(67108864, "OPTION_PRI_MED"), |
| 23 |
(33554432, "OPTION_PRI_LOW"), |
| 24 |
(8388608, "OPTION_COMPRESS_RDP"), |
| 25 |
(4194304, "OPTION_COMPRESS"), |
| 26 |
(2097152, "OPTION_SHOW_PROTOCOL")] |
| 27 |
|
| 28 |
rdp_channels = {} |
| 29 |
|
| 30 |
def LaTeX_escape(s): |
| 31 |
s = s.replace("#", "\\#") |
| 32 |
s = s.replace("_", "\\_") |
| 33 |
return s |
| 34 |
|
| 35 |
class PacketPart: |
| 36 |
BER_TAGS = {'BOOLEAN':1, |
| 37 |
'INTEGER':2, |
| 38 |
'OCTET_STRING':4, |
| 39 |
'TAG_RESULT':10, |
| 40 |
'DOMAIN_PARAMS':0x30, |
| 41 |
'CONN_INITIAL':0x7f65, |
| 42 |
'CONN_RESPONSE':0x7f66} |
| 43 |
|
| 44 |
classname = "PacketPart" |
| 45 |
|
| 46 |
def __init__(self, description, knvalue=None, indent=0, **kw): |
| 47 |
self.description = description |
| 48 |
self.owntbl = 1 |
| 49 |
self.knvalue = knvalue |
| 50 |
self.indent = indent |
| 51 |
self.datatype = "[unknown type]" |
| 52 |
self.value = [] |
| 53 |
self.raw = 0 |
| 54 |
self.maxlength = 0 |
| 55 |
|
| 56 |
if kw.has_key('maxlength'): |
| 57 |
self.maxlength = kw['maxlength'] |
| 58 |
else: |
| 59 |
self.maxlength = None |
| 60 |
|
| 61 |
def __len__(self): |
| 62 |
ret = 0 |
| 63 |
for p in self.value: |
| 64 |
ret+=len(p) |
| 65 |
return ret |
| 66 |
|
| 67 |
def strvalue(self): |
| 68 |
if 0 == len(self.value): |
| 69 |
return "[no value]" |
| 70 |
else: |
| 71 |
ret = "\n"+" "*self.indent |
| 72 |
ret+=string.join(map(lambda x: str(x), |
| 73 |
self.value), |
| 74 |
"\n"+" "*self.indent) |
| 75 |
return ret |
| 76 |
|
| 77 |
def tblvalue(self, **kw): |
| 78 |
s = "%s\t%s\t" % (self.datatype, |
| 79 |
self.description) |
| 80 |
if None != self.knvalue: |
| 81 |
s+=str(self.knvalue) |
| 82 |
s+="\t%s\t" % self.strvalue() |
| 83 |
return s |
| 84 |
|
| 85 |
def latexvalue(self, **kw): |
| 86 |
s = "%s & %s &" % (self.datatype, self.description) |
| 87 |
if None != self.knvalue: |
| 88 |
s+=str(self.knvalue) |
| 89 |
s+="& %s \\\\ \n" % self.strvalue() |
| 90 |
return s |
| 91 |
|
| 92 |
def __str__(self): |
| 93 |
ret = " "*self.indent+self.datatype+" "+self.description+" " |
| 94 |
if None != self.knvalue: |
| 95 |
ret+="(expected: "+str(self.knvalue)+") " |
| 96 |
if self.raw: |
| 97 |
ret+=" RAW DATA (length 0x%.2x (%d))" % (self.rawlength, |
| 98 |
self.rawlength) |
| 99 |
return ret+self.strvalue() |
| 100 |
|
| 101 |
def hextostr(self, data, fill=1): |
| 102 |
ret = "" |
| 103 |
if fill and len(data) < 16: |
| 104 |
ret+=(16-len(data))*" " |
| 105 |
for c in data: |
| 106 |
if c >= 0x20 and c < 0x7f: |
| 107 |
ret+=chr(c) |
| 108 |
else: |
| 109 |
ret+="." |
| 110 |
return ret |
| 111 |
|
| 112 |
def packtobytestring(self, data): |
| 113 |
ret = "" |
| 114 |
for byte in data: |
| 115 |
ret+=struct.pack('B', byte) |
| 116 |
return ret |
| 117 |
|
| 118 |
def parse(self, data): |
| 119 |
"""Parse the packet value into a human readable form. |
| 120 |
In PacketPart (top-level class), we just eat the bytes and |
| 121 |
present it as a hexdump, as a last resort""" |
| 122 |
|
| 123 |
returndata = [] |
| 124 |
if None != self.maxlength: |
| 125 |
returndata = data[self.maxlength:] |
| 126 |
data = data[:self.maxlength] |
| 127 |
|
| 128 |
self.raw = 1 |
| 129 |
self.rawlength = len(data) |
| 130 |
|
| 131 |
while 0 < len(data): |
| 132 |
hl = HexLine("") |
| 133 |
data = hl.parse(data) |
| 134 |
self.value.append(hl) |
| 135 |
|
| 136 |
return returndata |
| 137 |
|
| 138 |
def postparse(self, data): |
| 139 |
return data |
| 140 |
|
| 141 |
def preparse(self, data): |
| 142 |
return data |
| 143 |
|
| 144 |
def ppparse(self, data): |
| 145 |
return self.postparse(self.parse(self.preparse(data))) |
| 146 |
|
| 147 |
class CryptoSignature(PacketPart): |
| 148 |
def __init__(self, description, **kw): |
| 149 |
PacketPart.__init__(self, description, **kw) |
| 150 |
self.owntbl = 0 |
| 151 |
|
| 152 |
def latexvalue(self, **kw): |
| 153 |
return "RAW & Crypto signature & & 8 bytes of data\\\\" |
| 154 |
|
| 155 |
class HexLine(PacketPart): |
| 156 |
|
| 157 |
classname = "HexLine" |
| 158 |
|
| 159 |
def __init__(self, description, **kw): |
| 160 |
PacketPart.__init__(self, description, **kw) |
| 161 |
self.datatype="RAW" |
| 162 |
self.owntbl = 0 |
| 163 |
|
| 164 |
def parse(self, data): |
| 165 |
self.value = data[:16] |
| 166 |
return data[16:] |
| 167 |
|
| 168 |
def strvalue(self): |
| 169 |
datap = map(lambda x: "%.2x" % x, self.value) |
| 170 |
return string.join(datap, ' ')+" "+self.hextostr(self.value) |
| 171 |
|
| 172 |
def tblvalue(self, **kw): |
| 173 |
return "RAW\t%s\t\t%s\t%s" % (self.description, string.join( |
| 174 |
map(lambda x: "%.2x" % x, self.value), " "), |
| 175 |
self.hextostr(self.value, fill=0)) |
| 176 |
|
| 177 |
def tblvalue(self, **kw): |
| 178 |
return "RAW & %s& & %s & %s \\\n" % (self.description, string.join( |
| 179 |
map(lambda x: "%.2x" % x, self.value), " "), |
| 180 |
self.hextostr(self.value, fill=0)) |
| 181 |
|
| 182 |
|
| 183 |
|
| 184 |
|
| 185 |
def __len__(self): |
| 186 |
return len(self.value) |
| 187 |
|
| 188 |
|
| 189 |
class Integer8Part(PacketPart): |
| 190 |
|
| 191 |
classname = "Integer8Part" |
| 192 |
|
| 193 |
def __init__(self, description, **kw): |
| 194 |
PacketPart.__init__(self, description, **kw) |
| 195 |
self.datatype="Int8 (be)" |
| 196 |
self.value = -1 |
| 197 |
self.owntbl = 0 |
| 198 |
|
| 199 |
def __len__(self): |
| 200 |
return 1 |
| 201 |
|
| 202 |
def strvalue(self): |
| 203 |
return "0x%.2x (%d)" % (self.value, self.value) |
| 204 |
|
| 205 |
def parse(self, data): |
| 206 |
self.value = data[0] |
| 207 |
return data[1:] |
| 208 |
|
| 209 |
class Integer16Part(Integer8Part): |
| 210 |
|
| 211 |
classname = "Integer16Part" |
| 212 |
|
| 213 |
def __init__(self, description, **kw): |
| 214 |
Integer8Part.__init__(self, description, **kw) |
| 215 |
self.datatype="Int16 (be)" |
| 216 |
|
| 217 |
def __len__(self): |
| 218 |
return 2 |
| 219 |
|
| 220 |
def strvalue(self): |
| 221 |
return "0x%.4x (%d)" % (self.value, self.value) |
| 222 |
|
| 223 |
def parse(self, data): |
| 224 |
try: |
| 225 |
self.value = string.atoi(string.join(map(lambda x: "%.2x" % x, |
| 226 |
data[0:2]), ''), 16) |
| 227 |
except ValueError: |
| 228 |
print "Exception while parsing %s:" % self.description |
| 229 |
raise |
| 230 |
return data[2:] |
| 231 |
|
| 232 |
class Integer16or8000Part(Integer16Part): |
| 233 |
|
| 234 |
classname = "Integer16or8000Part" |
| 235 |
|
| 236 |
def parse(self, data): |
| 237 |
data = Integer16Part.parse(self, data) |
| 238 |
self.value = self.value & ~0x8000 |
| 239 |
self.datatype = "Int16 (be) | 0x8000" |
| 240 |
return data |
| 241 |
|
| 242 |
class Integer16lePart(Integer16Part): |
| 243 |
|
| 244 |
classname = "Integer16lePart" |
| 245 |
|
| 246 |
def __init__(self, description, **kw): |
| 247 |
Integer8Part.__init__(self, description, **kw) |
| 248 |
self.datatype="Int16 (le)" |
| 249 |
|
| 250 |
def parse(self, data): |
| 251 |
mydata = data[0:2] |
| 252 |
mydata.reverse() |
| 253 |
Integer16Part.parse(self, mydata) |
| 254 |
return data[2:] |
| 255 |
|
| 256 |
class Integer32Part(Integer8Part): |
| 257 |
|
| 258 |
classname = "Integer32Part" |
| 259 |
|
| 260 |
def __init__(self, description, **kw): |
| 261 |
Integer8Part.__init__(self, description, **kw) |
| 262 |
self.datatype="Int32 (be)" |
| 263 |
|
| 264 |
def __len__(self): |
| 265 |
return 4 |
| 266 |
|
| 267 |
def strvalue(self): |
| 268 |
return "0x%.8x (%d)" % (self.value, self.value) |
| 269 |
|
| 270 |
def parse(self, data): |
| 271 |
valstr = string.join(map(lambda x: "%.2x" % x, data[:4]), '') |
| 272 |
try: |
| 273 |
self.value = string.atoi(valstr, 16) |
| 274 |
except ValueError: |
| 275 |
self.value = string.atol(valstr, 16) |
| 276 |
return data[4:] |
| 277 |
|
| 278 |
class Integer32lePart(Integer32Part): |
| 279 |
|
| 280 |
classname = "Integer32lePart" |
| 281 |
|
| 282 |
def __init__(self, description, **kw): |
| 283 |
Integer32Part.__init__(self, description, **kw) |
| 284 |
self.datatype="Int32 (le)" |
| 285 |
|
| 286 |
def parse(self, data): |
| 287 |
mydata = data[0:4] |
| 288 |
mydata.reverse() |
| 289 |
Integer32Part.parse(self, mydata) |
| 290 |
return data[4:] |
| 291 |
|
| 292 |
class Time32le(Integer32lePart): |
| 293 |
|
| 294 |
classname = "Time32le" |
| 295 |
|
| 296 |
def __init__(self, description, **kw): |
| 297 |
Integer32lePart.__init__(self, description, **kw) |
| 298 |
self.datatype="Time" |
| 299 |
|
| 300 |
def strvalue(self): |
| 301 |
return Integer32Part.strvalue(self)+\ |
| 302 |
" (%s)" % time.asctime(time.gmtime(self.value)) |
| 303 |
|
| 304 |
|
| 305 |
class VariableInt(PacketPart): |
| 306 |
|
| 307 |
classname = "VariableInt" |
| 308 |
|
| 309 |
def __init__(self, description, **kw): |
| 310 |
PacketPart.__init__(self, description, **kw) |
| 311 |
self.owntbl = 0 |
| 312 |
|
| 313 |
def parse(self, data): |
| 314 |
self.value = data[0] |
| 315 |
data = data[1:] |
| 316 |
self.datatype = "VariableInt(1)" |
| 317 |
self.lengthbytes = 0 |
| 318 |
if self.value & 0x80: |
| 319 |
self.lengthbytes = self.value & ~0x80 |
| 320 |
self.datatype = "VariableInt(%d)" % self.lengthbytes |
| 321 |
self.value = string.atoi(string.join(map(lambda x: "%.2x" % x, |
| 322 |
data[0:self.lengthbytes]), |
| 323 |
''), 16) |
| 324 |
data = data[self.lengthbytes:] |
| 325 |
|
| 326 |
return data |
| 327 |
|
| 328 |
def __len__(self): |
| 329 |
return self.lengthbytes+1 |
| 330 |
|
| 331 |
def strvalue(self): |
| 332 |
return "0x%.4x (%d)" % (self.value, self.value) |
| 333 |
|
| 334 |
class MSVariableInt(VariableInt): |
| 335 |
|
| 336 |
classname = "MSVariableInt" |
| 337 |
|
| 338 |
def parse(self, data): |
| 339 |
self.value = data[0] |
| 340 |
data = data[1:] |
| 341 |
self.datatype = "MSVariableInt(1)" |
| 342 |
self.lengthbytes = 1 |
| 343 |
|
| 344 |
if self.value & 0x80: |
| 345 |
self.lengthbytes = 2 |
| 346 |
lb = data[0] |
| 347 |
data = data[1:] |
| 348 |
self.value = ((self.value & ~0x80) << 8) | lb |
| 349 |
self.datatype = "MSVariableInt(2)" |
| 350 |
|
| 351 |
|
| 352 |
return data |
| 353 |
|
| 354 |
class KnownLengthInt(PacketPart): |
| 355 |
|
| 356 |
classname = "KnownLengthInt" |
| 357 |
|
| 358 |
def __init__(self, description, length, **kw): |
| 359 |
PacketPart.__init__(self, description, **kw) |
| 360 |
self.length = length |
| 361 |
self.datatype = "KLIInt(%d)" % (8*length) |
| 362 |
self.owntbl = 0 |
| 363 |
|
| 364 |
def strvalue(self): |
| 365 |
return "0x%.2x (%d)" % (self.value, self.value) |
| 366 |
|
| 367 |
def parse(self, data): |
| 368 |
self.value = string.atoi(string.join(map(lambda x: "%.2x" % x, |
| 369 |
data[0:self.length]), |
| 370 |
''), 16) |
| 371 |
return data[self.length:] |
| 372 |
|
| 373 |
def __len__(self): |
| 374 |
return self.length |
| 375 |
|
| 376 |
|
| 377 |
class MultiTableValue(PacketPart): |
| 378 |
|
| 379 |
classname = "MultiTableValue" |
| 380 |
|
| 381 |
def tblvalue(self, offset=0): |
| 382 |
s = "%s\n" % self.value[0].tblvalue(offset=offset) |
| 383 |
offset+=len(self.value[0]) |
| 384 |
for part in self.value[1:-1]: |
| 385 |
s+="%d\t%s\n" % (offset, part.tblvalue(offset=offset)) |
| 386 |
offset+=len(part) |
| 387 |
s+="%d\t%s" % (offset, self.value[-1:][0].tblvalue(offset=offset)) |
| 388 |
return s |
| 389 |
|
| 390 |
def latexvalue(self, offset=0): |
| 391 |
s = "%s\n" % self.value[0].latexvalue(offset=offset) |
| 392 |
offset+=len(self.value[0]) |
| 393 |
for part in self.value[1:-1]: |
| 394 |
s+="%d & %s\n" % (offset, part.latexvalue(offset=offset)) |
| 395 |
offset+=len(part) |
| 396 |
s+="%d & %s\\\\" % (offset, |
| 397 |
self.value[-1:][0].latexvalue(offset=offset)) |
| 398 |
return s |
| 399 |
|
| 400 |
|
| 401 |
class BERHeader(PacketPart): |
| 402 |
|
| 403 |
classname = "BERHeader" |
| 404 |
|
| 405 |
def __init__(self, description, tag, **kw): |
| 406 |
PacketPart.__init__(self, description, **kw) |
| 407 |
self.tag = tag |
| 408 |
self.owntbl = 0 |
| 409 |
self.taglen = 1 |
| 410 |
|
| 411 |
def parse(self, data): |
| 412 |
if self.tag > 0xff: |
| 413 |
self.taglen = 2 |
| 414 |
self.realtag = string.atoi(string.join(map(lambda x: "%.2x" % x, |
| 415 |
data[0:2]), ''), 16) |
| 416 |
|
| 417 |
self.datatype = "BER tag %d" % (self.realtag) |
| 418 |
|
| 419 |
if self.realtag != self.tag: |
| 420 |
raise "Unexpected BER tag, "\ |
| 421 |
"got %s expected %s" % (str(self.value), |
| 422 |
str(self.tag)) |
| 423 |
|
| 424 |
data = data[2:] |
| 425 |
|
| 426 |
else: |
| 427 |
self.realtag = data[0] |
| 428 |
|
| 429 |
self.datatype = "BER tag %d" % (self.realtag) |
| 430 |
|
| 431 |
if self.realtag != self.tag: |
| 432 |
raise "Unexpected BER tag, "\ |
| 433 |
"got %s expected %s" % (str(self.value), str(self.tag)) |
| 434 |
|
| 435 |
data = data[1:] |
| 436 |
|
| 437 |
length = VariableInt("BER length", indent=self.indent+1) |
| 438 |
self.value.append(length) |
| 439 |
return length.parse(data) |
| 440 |
|
| 441 |
def __len__(self): |
| 442 |
return self.taglen + len(self.value[0]) |
| 443 |
|
| 444 |
def tblvalue(self, offset=0): |
| 445 |
s = "%s\t%s\t%s\t%s\n" % (self.datatype, self.description, |
| 446 |
self.tag, self.realtag) |
| 447 |
return s+"%d\t%s" % (offset+self.taglen, |
| 448 |
self.value[0].tblvalue(offset=offset+self.taglen)) |
| 449 |
|
| 450 |
def latexvalue(self, offset=0): |
| 451 |
s = "%s & %s & %s & %s \\\\" % (self.datatype, self.description, |
| 452 |
self.tag, self.realtag) |
| 453 |
return s+"%d & %s" % (offset+self.taglen, |
| 454 |
self.value[0].latexvalue(offset=offset+self.taglen)) |
| 455 |
|
| 456 |
|
| 457 |
|
| 458 |
|
| 459 |
class BERValue(MultiTableValue): |
| 460 |
|
| 461 |
classname = "BERValue" |
| 462 |
|
| 463 |
def __init__(self, description, bertype, **kw): |
| 464 |
PacketPart.__init__(self, description, **kw) |
| 465 |
self.bertype = bertype |
| 466 |
self.owntbl = 0 |
| 467 |
|
| 468 |
def parse(self, data): |
| 469 |
hdr = BERHeader(self.bertype, self.BER_TAGS[self.bertype], |
| 470 |
indent=self.indent+1) |
| 471 |
self.value.append(hdr) |
| 472 |
data = hdr.parse(data) |
| 473 |
|
| 474 |
self.datatype = "BER %s(%d)" % (self.bertype, |
| 475 |
8*hdr.value[0].value) |
| 476 |
|
| 477 |
|
| 478 |
kliint = KnownLengthInt(self.description + " Value", |
| 479 |
hdr.value[0].value, |
| 480 |
indent=self.indent+1) |
| 481 |
self.value.append(kliint) |
| 482 |
return kliint.parse(data) |
| 483 |
|
| 484 |
|
| 485 |
class DomainParametersPacket(PacketPart): |
| 486 |
|
| 487 |
classname = "DomainParametersPacket" |
| 488 |
|
| 489 |
def __init__(self, description, **kw): |
| 490 |
PacketPart.__init__(self, description, **kw) |
| 491 |
self.datatype = "Domain Parameters" |
| 492 |
|
| 493 |
def parse(self, data): |
| 494 |
domparam_initial_header = BERHeader(self.description, |
| 495 |
self.BER_TAGS['DOMAIN_PARAMS'], |
| 496 |
indent=self.indent) |
| 497 |
self.value.append(domparam_initial_header) |
| 498 |
|
| 499 |
self.value.append(BERValue("Channels", 'INTEGER', |
| 500 |
indent=self.indent+1)) |
| 501 |
self.value.append(BERValue("Users", 'INTEGER', |
| 502 |
indent=self.indent+1)) |
| 503 |
self.value.append(BERValue("Tokens", 'INTEGER', |
| 504 |
indent=self.indent+1)) |
| 505 |
self.value.append(BERValue("Priorities", 'INTEGER', |
| 506 |
indent=self.indent+1)) |
| 507 |
self.value.append(BERValue("Throughput", 'INTEGER', |
| 508 |
indent=self.indent+1)) |
| 509 |
self.value.append(BERValue("Height", 'INTEGER', indent=self.indent+1)) |
| 510 |
self.value.append(BERValue("PDUsize", 'INTEGER', indent=self.indent+1)) |
| 511 |
self.value.append(BERValue("Protocol", 'INTEGER', |
| 512 |
indent=self.indent+1)) |
| 513 |
|
| 514 |
for dp in self.value: |
| 515 |
data = dp.parse(data) |
| 516 |
|
| 517 |
return data |
| 518 |
|
| 519 |
class Latin1String(PacketPart): |
| 520 |
classname = "Latin1String" |
| 521 |
|
| 522 |
def __init__(self, description, length, **kw): |
| 523 |
PacketPart.__init__(self, description, **kw) |
| 524 |
self.havenullchar=1 |
| 525 |
if kw.has_key("nonullchar"): |
| 526 |
self.havenullchar=0 |
| 527 |
self.datatype = "Latin1 String(%d" % length |
| 528 |
if self.havenullchar: |
| 529 |
self.datatype+=" + nullchar)" |
| 530 |
else: |
| 531 |
self.datatype+=")" |
| 532 |
self.length = length |
| 533 |
self.owntbl = 0 |
| 534 |
|
| 535 |
|
| 536 |
|
| 537 |
def __len__(self): |
| 538 |
return self.length + self.havenullchar |
| 539 |
|
| 540 |
def strvalue(self): |
| 541 |
return self.value |
| 542 |
|
| 543 |
def parse(self, data): |
| 544 |
self.value = "" |
| 545 |
mydata = data[0:self.length] |
| 546 |
for char in mydata: |
| 547 |
if char != 0: |
| 548 |
self.value+=(chr(char)) |
| 549 |
|
| 550 |
return data[self.length+self.havenullchar:] |
| 551 |
|
| 552 |
class UnicodeString(PacketPart): |
| 553 |
|
| 554 |
classname = "UnicodeString" |
| 555 |
|
| 556 |
def __init__(self, description, length, **kw): |
| 557 |
PacketPart.__init__(self, description, **kw) |
| 558 |
self.datatype = "Unicode string(%d)" % length |
| 559 |
self.length = length |
| 560 |
self.owntbl = 0 |
| 561 |
|
| 562 |
def __len__(self): |
| 563 |
return self.length |
| 564 |
|
| 565 |
def strvalue(self): |
| 566 |
return self.value |
| 567 |
|
| 568 |
def parse(self, data): |
| 569 |
self.value = "" |
| 570 |
mydata = data[0:2*self.length] |
| 571 |
while 0 < len(mydata): |
| 572 |
thischr = mydata[0:2] |
| 573 |
thischr.reverse() |
| 574 |
val = string.atoi(string.join(map(lambda x: "%.2x" % x, |
| 575 |
thischr), ''), 16) |
| 576 |
if val in range(1, 256): |
| 577 |
self.value+=unichr(val).encode('latin-1') |
| 578 |
elif 0 == val: |
| 579 |
self.value+="." |
| 580 |
else: |
| 581 |
self.value+="§" |
| 582 |
mydata = mydata[2:] |
| 583 |
|
| 584 |
return data[2*self.length:] |
| 585 |
|
| 586 |
class ColorDepthInfo(Integer16lePart): |
| 587 |
|
| 588 |
classname = "ColorDepthInfo" |
| 589 |
|
| 590 |
depths = {0xca01:'8', |
| 591 |
0xca02:'15', |
| 592 |
0xca03:'16', |
| 593 |
0xca04:'24'} |
| 594 |
|
| 595 |
def __init__(self, description, **kw): |
| 596 |
Integer16lePart.__init__(self, description, **kw) |
| 597 |
self.datatype = "ColorDepth (Int16 (le))" |
| 598 |
|
| 599 |
def strvalue(self): |
| 600 |
return Integer16lePart.strvalue(self) + "(%s bits depth)" % self.depths.get(self.value, "Unknown") |
| 601 |
|
| 602 |
|
| 603 |
class UserdataClientinfoPacket(PacketPart): |
| 604 |
|
| 605 |
classname = "UserdataClientinfoPacket" |
| 606 |
|
| 607 |
def __init__(self, description, **kw): |
| 608 |
PacketPart.__init__(self, description, **kw) |
| 609 |
self.datatype = "MCS userdata/clientinfo" |
| 610 |
|
| 611 |
def parse(self, data): |
| 612 |
clinfotag = Integer16lePart("Client info tag", knvalue=0xc001, |
| 613 |
indent=self.indent) |
| 614 |
self.value.append(clinfotag) |
| 615 |
data = clinfotag.parse(data) |
| 616 |
|
| 617 |
if clinfotag.value != 0xc001: |
| 618 |
raise "Expected Client info (tagged by 0xc001), got %d" % clinfotag.value |
| 619 |
|
| 620 |
clinfolen = Integer16lePart("Client info length", |
| 621 |
knvalue="136 in rdesktop, "\ |
| 622 |
"%d bytes remaining" % (len(data)-2), |
| 623 |
indent=self.indent) |
| 624 |
self.value.append(clinfolen) |
| 625 |
data = clinfolen.parse(data) |
| 626 |
|
| 627 |
clinfodata = data[:clinfolen.value-4] |
| 628 |
|
| 629 |
self.value.append(Integer16lePart("RDP version", |
| 630 |
knvalue="0x0001 for RDP4, "\ |
| 631 |
"0x0004 for RDP5", |
| 632 |
indent=self.indent)) |
| 633 |
self.value.append(Integer16lePart("", knvalue=0x0008, |
| 634 |
indent=self.indent)) |
| 635 |
self.value.append(Integer16lePart("Width", |
| 636 |
indent=self.indent)) |
| 637 |
self.value.append(Integer16lePart("Height", |
| 638 |
indent=self.indent)) |
| 639 |
self.value.append(Integer16lePart("", knvalue=0xca01, |
| 640 |
indent=self.indent)) |
| 641 |
self.value.append(Integer16lePart("", knvalue=0xaa03, |
| 642 |
indent=self.indent)) |
| 643 |
self.value.append(Integer32lePart("Keylayout", |
| 644 |
indent=self.indent)) |
| 645 |
self.value.append(Integer32lePart("Client build", |
| 646 |
indent=self.indent)) |
| 647 |
self.value.append(UnicodeString("Hostname", 16, |
| 648 |
indent=self.indent)) |
| 649 |
self.value.append(Integer32lePart("", knvalue=0x00000004, |
| 650 |
indent=self.indent)) |
| 651 |
self.value.append(Integer32lePart("", knvalue=0x00000000, |
| 652 |
indent=self.indent)) |
| 653 |
self.value.append(Integer32lePart("", knvalue=0x0000000c, |
| 654 |
indent=self.indent)) |
| 655 |
|
| 656 |
valuelen = len(self.value) |
| 657 |
|
| 658 |
for dp in self.value[2:]: |
| 659 |
clinfodata = dp.parse(clinfodata) |
| 660 |
|
| 661 |
reserved_data = PacketPart("Reserved data", indent=self.indent) |
| 662 |
self.value.append(reserved_data) |
| 663 |
reserved_data.parse(clinfodata[:64]) |
| 664 |
valuelen+=1 |
| 665 |
|
| 666 |
clinfodata = clinfodata[64:] |
| 667 |
|
| 668 |
self.value.append(ColorDepthInfo("(client)", indent=self.indent)) |
| 669 |
|
| 670 |
self.value.append(Integer16lePart("", knvalue=0x0000, |
| 671 |
indent=self.indent)) |
| 672 |
|
| 673 |
self.value.append(PacketPart("Remaining client data", |
| 674 |
indent=self.indent)) |
| 675 |
|
| 676 |
for dp in self.value[valuelen:]: |
| 677 |
clinfodata = dp.parse(clinfodata) |
| 678 |
|
| 679 |
return data[clinfolen.value-4:] |
| 680 |
|
| 681 |
class CertificatePart(PacketPart): |
| 682 |
|
| 683 |
classname = "CertificatePart" |
| 684 |
|
| 685 |
def __init__(self, description, **kw): |
| 686 |
PacketPart.__init__(self, description, **kw) |
| 687 |
self.datatype = "Certificate" |
| 688 |
|
| 689 |
def parse(self, data): |
| 690 |
returndata = [] |
| 691 |
if None != self.maxlength: |
| 692 |
returndata = data[self.maxlength:] |
| 693 |
data = data[:self.maxlength] |
| 694 |
|
| 695 |
strcert = self.packtobytestring(data) |
| 696 |
x = POW.derRead(POW.X509_CERTIFICATE, strcert) |
| 697 |
self.value = [x.pprint().replace("\\x00", "")] |
| 698 |
|
| 699 |
return returndata |
| 700 |
|
| 701 |
def latexvalue(self, **kw): |
| 702 |
return "\\begin{verbatim}\n%s\n\\end{verbatim}" % self.value |
| 703 |
|
| 704 |
class MCSResponseCryptinfoPacket(PacketPart): |
| 705 |
|
| 706 |
classname = "MCSResponseCryptinfoPacket" |
| 707 |
|
| 708 |
def __init__(self, description, **kw): |
| 709 |
PacketPart.__init__(self, description, **kw) |
| 710 |
self.datatype = "MCS response userdata cryptinfo" |
| 711 |
|
| 712 |
def parse(self, data): |
| 713 |
self.value.append(Integer32lePart("RC4 key size", indent=self.indent, |
| 714 |
knvalue="1/40 bit, 2/128 bit")) |
| 715 |
self.value.append(Integer32lePart("Encryption level", |
| 716 |
indent=self.indent, |
| 717 |
knvalue="0/None, 1/Low, 2/Med, 3/High")) |
| 718 |
randsaltlen = Integer32lePart("Random salt len", |
| 719 |
indent=self.indent, |
| 720 |
knvalue=0x20) |
| 721 |
self.value.append(randsaltlen) |
| 722 |
|
| 723 |
for dp in self.value: |
| 724 |
data = dp.parse(data) |
| 725 |
|
| 726 |
valuelen = len(self.value) |
| 727 |
|
| 728 |
self.value.append(Integer32lePart("RSA info len", |
| 729 |
indent=self.indent, |
| 730 |
knvalue=len(data)-32-4)) |
| 731 |
|
| 732 |
for dp in self.value[valuelen:]: |
| 733 |
data = dp.parse(data) |
| 734 |
|
| 735 |
valuelen = len(self.value) |
| 736 |
|
| 737 |
self.value.append(PacketPart("Server salt", indent=self.indent, maxlength=randsaltlen.value)) |
| 738 |
|
| 739 |
self.value.append(PacketPart("Cert header", indent=self.indent, maxlength=8)) |
| 740 |
cacertlen = Integer32lePart("CA Certificate length", indent=self.indent) |
| 741 |
self.value.append(cacertlen) |
| 742 |
|
| 743 |
for dp in self.value[valuelen:]: |
| 744 |
data = dp.parse(data) |
| 745 |
|
| 746 |
valuelen = len(self.value) |
| 747 |
|
| 748 |
self.value.append(CertificatePart("(CA)", indent=self.indent, |
| 749 |
maxlength=cacertlen.value)) |
| 750 |
certlen = Integer32lePart("Certificate length", indent=self.indent) |
| 751 |
self.value.append(certlen) |
| 752 |
|
| 753 |
for dp in self.value[valuelen:]: |
| 754 |
data = dp.parse(data) |
| 755 |
|
| 756 |
valuelen = len(self.value) |
| 757 |
|
| 758 |
self.value.append(CertificatePart("", indent=self.indent, maxlength=certlen.value)) |
| 759 |
self.value.append(PacketPart("Remaining info", indent=self.indent)) |
| 760 |
|
| 761 |
for dp in self.value[valuelen:]: |
| 762 |
data = dp.parse(data) |
| 763 |
|
| 764 |
return data |
| 765 |
|
| 766 |
class SrvInfoPart(PacketPart): |
| 767 |
|
| 768 |
classname = "Srvinfopart" |
| 769 |
|
| 770 |
def __init__(self, description, **kw): |
| 771 |
PacketPart.__init__(self, description, **kw) |
| 772 |
self.datatype = "TAG_SRV_INFO" |
| 773 |
|
| 774 |
def parse(self, data): |
| 775 |
self.value.append(Integer16lePart("RDP version", |
| 776 |
indent=self.indent+1)) |
| 777 |
self.value.append(Integer16lePart("Unknown", |
| 778 |
indent=self.indent+1, |
| 779 |
knvalue=8)) |
| 780 |
|
| 781 |
for dp in self.value: |
| 782 |
data = dp.parse(data) |
| 783 |
|
| 784 |
return data |
| 785 |
|
| 786 |
class TaggedData(PacketPart): |
| 787 |
|
| 788 |
classname = "TaggedData" |
| 789 |
|
| 790 |
class HexLines(PacketPart): |
| 791 |
classname = "HexLines" |
| 792 |
def tblvalue(self, offset=0): |
| 793 |
s = self.value[0].tblvalue()+"\n" |
| 794 |
offset+=len(self.value[0]) |
| 795 |
for hexline in self.value[1:]: |
| 796 |
s+="%d\t%s\n" % (offset, hexline.tblvalue()) |
| 797 |
offset+=len(hexline) |
| 798 |
return s |
| 799 |
|
| 800 |
def latexvalue(self, offset=0): |
| 801 |
s = self.value[0].latexvalue()+"\n" |
| 802 |
offset+=len(self.value[0]) |
| 803 |
for hexline in self.value[1:]: |
| 804 |
s+="%d & %s\\\\\n" % (offset, hexline.latexvalue()) |
| 805 |
offset+=len(hexline) |
| 806 |
return s |
| 807 |
|
| 808 |
class CliChannelsPart(PacketPart): |
| 809 |
classname = "CliChannelsPart" |
| 810 |
class ChannelFlags(Integer32lePart): |
| 811 |
|
| 812 |
classname = "ChannelFlags" |
| 813 |
|
| 814 |
def __init__(self, description, **kw): |
| 815 |
PacketPart.__init__(self, description, **kw) |
| 816 |
self.datatype = "RDP Channel Flags" |
| 817 |
self.owntbl = 0 |
| 818 |
|
| 819 |
def strvalue(self): |
| 820 |
ret = Integer32lePart.strvalue(self)+" " |
| 821 |
for flag, desc in rdp_channel_flags: |
| 822 |
if self.value & flag: |
| 823 |
ret+="%s, " % desc |
| 824 |
|
| 825 |
return ret |
| 826 |
|
| 827 |
def __init__(self, description, **kw): |
| 828 |
PacketPart.__init__(self, description, **kw) |
| 829 |
self.datatype = "RDP Channel data" |
| 830 |
self.owntbl = 1 |
| 831 |
|
| 832 |
def parse(self, data): |
| 833 |
numchannels = Integer32lePart("Number of channels", indent=self.indent+1) |
| 834 |
self.value.append(numchannels) |
| 835 |
data = numchannels.parse(data) |
| 836 |
|
| 837 |
for i in range(numchannels.value): |
| 838 |
channelname = Latin1String("Channel #%d name" % i, 7, indent=self.indent+2) |
| 839 |
channelflags = self.ChannelFlags("Channel #%d flags" % i, indent=self.indent+2) |
| 840 |
self.value.append(channelname) |
| 841 |
self.value.append(channelflags) |
| 842 |
data = channelname.parse(data) |
| 843 |
data = channelflags.parse(data) |
| 844 |
|
| 845 |
rdp_channels[i] = (channelname.value, channelflags.value) |
| 846 |
|
| 847 |
return data |
| 848 |
|
| 849 |
|
| 850 |
|
| 851 |
|
| 852 |
tags = {0xc001:('TAG_CLI_INFO', HexLines), |
| 853 |
0xc002:('TAG_CLI_CRYPT', HexLines), |
| 854 |
0xc003:('TAG_CLI_CHANNELS', CliChannelsPart), |
| 855 |
0x0c01:('TAG_SRV_INFO', SrvInfoPart), |
| 856 |
0x0c02:('TAG_SRV_CRYPT', MCSResponseCryptinfoPacket), |
| 857 |
0x0c03:('TAG_SRV_SRV3', HexLines)} |
| 858 |
|
| 859 |
def __init__(self, description, **kw): |
| 860 |
PacketPart.__init__(self, description, **kw) |
| 861 |
self.datatype = "Tagged data" |
| 862 |
self.owntbl = 1 |
| 863 |
|
| 864 |
def parse(self, data): |
| 865 |
|
| 866 |
while 0 < len(data): |
| 867 |
|
| 868 |
tag = Integer16lePart("Tag", indent=self.indent+2) |
| 869 |
data = tag.parse(data) |
| 870 |
|
| 871 |
length = Integer16lePart("Length", indent=self.indent+2) |
| 872 |
data = length.parse(data) |
| 873 |
|
| 874 |
(tagtype, packetclass) = self.tags.get(tag.value, |
| 875 |
("Unknown", self.HexLines)) |
| 876 |
|
| 877 |
datapart = packetclass("Data", indent=self.indent+2) |
| 878 |
packetdata = data[:length.value-4] |
| 879 |
datapart.parse(packetdata) |
| 880 |
|
| 881 |
container = PacketPart("%s" % tagtype, |
| 882 |
indent=self.indent+1) |
| 883 |
container.datatype = "Tagged datapart" |
| 884 |
container.value.append(tag) |
| 885 |
container.value.append(length) |
| 886 |
container.value.append(datapart) |
| 887 |
|
| 888 |
self.value.append(container) |
| 889 |
|
| 890 |
data = data[length.value-4:] |
| 891 |
|
| 892 |
return data # Should return empty list. |
| 893 |
|
| 894 |
def tblvalue(self, offset=0): |
| 895 |
tag = self.value[0].value[0] |
| 896 |
length = self.value[0].value[1] |
| 897 |
dp = self.value[0].value[2] |
| 898 |
(tagtype, packetclass) = self.tags.get(tag.value, |
| 899 |
("Unknown", PacketPart)) |
| 900 |
|
| 901 |
s = "%s\tTag\t\t%s (%s)\n" % (tag.datatype, |
| 902 |
tag.value, tagtype) |
| 903 |
offset+=len(tag) |
| 904 |
s+= "%d\t%s\n" % (offset, length.tblvalue(offset=offset)) |
| 905 |
offset+=len(length) |
| 906 |
s+= "%d\t%s\n" % (offset, dp.tblvalue(offset=offset)) |
| 907 |
offset+=len(dp) |
| 908 |
for cont in self.value[1:]: |
| 909 |
tag = cont.value[0] |
| 910 |
length = cont.value[1] |
| 911 |
dp = cont.value[2] |
| 912 |
(tagtype, packetclass) = self.tags.get(tag.value, |
| 913 |
("Unknown", PacketPart)) |
| 914 |
|
| 915 |
s+= "%d\t%s\tTag\t\t%s (%s)\n" % (offset, tag.datatype, |
| 916 |
tag.value, tagtype) |
| 917 |
offset+=len(tag) |
| 918 |
s+= "%d\t%s\n" % (offset, length.tblvalue(offset=offset)) |
| 919 |
offset+=len(length) |
| 920 |
s+= "%d\t%s\n" % (offset, dp.tblvalue(offset=offset)) |
| 921 |
offset+=len(dp) |
| 922 |
|
| 923 |
return s |
| 924 |
|
| 925 |
def latexvalue(self, offset=0): |
| 926 |
tag = self.value[0].value[0] |
| 927 |
length = self.value[0].value[1] |
| 928 |
dp = self.value[0].value[2] |
| 929 |
(tagtype, packetclass) = self.tags.get(tag.value, |
| 930 |
("Unknown", PacketPart)) |
| 931 |
|
| 932 |
s = "%s & Tag & & %s (%s)\\\\\n" % (tag.datatype, |
| 933 |
tag.value, tagtype) |
| 934 |
offset+=len(tag) |
| 935 |
s+= "%d & %s \\\\\n" % (offset, length.latexvalue(offset=offset)) |
| 936 |
offset+=len(length) |
| 937 |
s+= "%d & %s \\\\\n" % (offset, dp.latexvalue(offset=offset)) |
| 938 |
offset+=len(dp) |
| 939 |
for cont in self.value[1:]: |
| 940 |
tag = cont.value[0] |
| 941 |
length = cont.value[1] |
| 942 |
dp = cont.value[2] |
| 943 |
(tagtype, packetclass) = self.tags.get(tag.value, |
| 944 |
("Unknown", PacketPart)) |
| 945 |
|
| 946 |
s+= "%d & %s & Tag & & %s (%s)\\\\\n" % (offset, tag.datatype, |
| 947 |
tag.value, tagtype) |
| 948 |
offset+=len(tag) |
| 949 |
s+= "%d & %s \\\\ " % (offset, length.latexvalue(offset=offset)) |
| 950 |
offset+=len(length) |
| 951 |
s+= "%d & %s \\\\\n" % (offset, dp.latexvalue(offset=offset)) |
| 952 |
offset+=len(dp) |
| 953 |
|
| 954 |
return s |
| 955 |
|
| 956 |
|
| 957 |
|
| 958 |
class MCSResponseUserdataPacket(PacketPart): |
| 959 |
|
| 960 |
classname = "MCSResponseUserdataPacket" |
| 961 |
|
| 962 |
def __init__(self, description, **kw): |
| 963 |
PacketPart.__init__(self, description, **kw) |
| 964 |
self.datatype = "MCS response userdata" |
| 965 |
|
| 966 |
def parse(self, data): |
| 967 |
userdata_length = BERHeader("Userdata length", |
| 968 |
self.BER_TAGS['OCTET_STRING'], |
| 969 |
indent=self.indent) |
| 970 |
self.value.append(userdata_length) |
| 971 |
data = userdata_length.parse(data) |
| 972 |
|
| 973 |
userdata = data[:userdata_length.value[0].value] |
| 974 |
|
| 975 |
t124 = PacketPart("T.124 data", indent=self.indent) |
| 976 |
t124.parse(userdata[:21]) |
| 977 |
self.value.append(t124) |
| 978 |
|
| 979 |
userdata = userdata[21:] |
| 980 |
|
| 981 |
remlength = MSVariableInt("Remaining length "\ |
| 982 |
"(remaining bytes: %d)" % len(userdata), |
| 983 |
indent=self.indent) |
| 984 |
self.value.append(remlength) |
| 985 |
|
| 986 |
userdata = remlength.parse(userdata) |
| 987 |
|
| 988 |
tagged_data = TaggedData("Tagged data", indent=self.indent) |
| 989 |
self.value.append(tagged_data) |
| 990 |
userdata = tagged_data.parse(userdata) |
| 991 |
|
| 992 |
if 0 < len(userdata): |
| 993 |
remaining_data = PacketPart("Remaining MCS response user data", |
| 994 |
indent=self.indent) |
| 995 |
self.value.append(remaining_data) |
| 996 |
remaining_data.parse(userdata) |
| 997 |
|
| 998 |
return data[userdata_length.value[0].value:] |
| 999 |
|
| 1000 |
class McsInitialUserdataPacket(PacketPart): |
| 1001 |
|
| 1002 |
classname = "McsInitialUserdataPacket" |
| 1003 |
|
| 1004 |
def __init__(self, description, **kw): |
| 1005 |
PacketPart.__init__(self, description, **kw) |
| 1006 |
self.datatype = "MCS initial userdata" |
| 1007 |
|
| 1008 |
def parse(self, data): |
| 1009 |
userdata_length = BERHeader("Userdata length", |
| 1010 |
self.BER_TAGS['OCTET_STRING'], |
| 1011 |
indent=self.indent) |
| 1012 |
self.value.append(userdata_length) |
| 1013 |
self.value.append(Integer16Part("", knvalue=0x05, indent=self.indent)) |
| 1014 |
self.value.append(Integer16Part("", knvalue=0x14, indent=self.indent)) |
| 1015 |
self.value.append(Integer8Part("", knvalue=0x7c, indent=self.indent)) |
| 1016 |
self.value.append(Integer16Part("", knvalue=0x01, indent=self.indent)) |
| 1017 |
|
| 1018 |
for dp in self.value: |
| 1019 |
data = dp.parse(data) |
| 1020 |
|
| 1021 |
vallen = len(self.value) |
| 1022 |
|
| 1023 |
remlen = Integer16or8000Part("Remaining length "\ |
| 1024 |
"(should be %d)" % (len(data)-2), |
| 1025 |
indent=self.indent) |
| 1026 |
self.value.append(remlen) |
| 1027 |
|
| 1028 |
self.value.append(Integer16Part("", knvalue=0x08, indent=self.indent)) |
| 1029 |
self.value.append(Integer16Part("", knvalue=0x0f, indent=self.indent)) |
| 1030 |
self.value.append(Integer8Part("", knvalue=0x00, indent=self.indent)) |
| 1031 |
self.value.append(Integer16Part("", knvalue=0xc001, |
| 1032 |
indent=self.indent)) |
| 1033 |
self.value.append(Integer8Part("", knvalue=0x00, indent=self.indent)) |
| 1034 |
self.value.append(Integer32lePart("", knvalue="0x61637544 \"Duca\"", |
| 1035 |
indent=self.indent)) |
| 1036 |
|
| 1037 |
for dp in self.value[vallen:]: |
| 1038 |
data = dp.parse(data) |
| 1039 |
|
| 1040 |
remlen = Integer16or8000Part("Remaining length "\ |
| 1041 |
"(should be %d)" % (len(data)-2), |
| 1042 |
indent=self.indent) |
| 1043 |
self.value.append(remlen) |
| 1044 |
data = remlen.parse(data) |
| 1045 |
|
| 1046 |
|
| 1047 |
clientinfo = UserdataClientinfoPacket("", indent=self.indent+1) |
| 1048 |
self.value.append(clientinfo) |
| 1049 |
data = clientinfo.parse(data) |
| 1050 |
|
| 1051 |
td = TaggedData("", indent=self.indent+1) |
| 1052 |
self.value.append(td) |
| 1053 |
data = td.parse(data) |
| 1054 |
|
| 1055 |
if len(data): |
| 1056 |
remaining_userdata = PacketPart("Remaining user data", |
| 1057 |
indent=self.indent) |
| 1058 |
self.value.append(remaining_userdata) |
| 1059 |
data = remaining_userdata.parse(data) |
| 1060 |
|
| 1061 |
return data[remlen.value:] |
| 1062 |
|
| 1063 |
|
| 1064 |
|
| 1065 |
class MCSConnInitialPacket(PacketPart): |
| 1066 |
|
| 1067 |
classname = "MCSConnInitialPacket" |
| 1068 |
|
| 1069 |
def __init__(self, description, **kw): |
| 1070 |
PacketPart.__init__(self, description, **kw) |
| 1071 |
self.datatype = "MCS Connect Initial" |
| 1072 |
|
| 1073 |
def parse(self, data): |
| 1074 |
conn_initial_header = BERHeader("MCS Conn initial", |
| 1075 |
self.BER_TAGS['CONN_INITIAL'], |
| 1076 |
indent=self.indent) |
| 1077 |
self.value.append(conn_initial_header) |
| 1078 |
self.value.append(BERValue("Calling Domain", 'OCTET_STRING', |
| 1079 |
indent=self.indent)) |
| 1080 |
|
| 1081 |
self.value.append(BERValue("Called Domain", 'OCTET_STRING', |
| 1082 |
indent=self.indent)) |
| 1083 |
self.value.append(BERValue("Upward flag", 'BOOLEAN', |
| 1084 |
indent=self.indent)) |
| 1085 |
|
| 1086 |
self.value.append(DomainParametersPacket("Target", indent=self.indent)) |
| 1087 |
self.value.append(DomainParametersPacket("Min", indent=self.indent)) |
| 1088 |
self.value.append(DomainParametersPacket("Max", indent=self.indent)) |
| 1089 |
self.value.append(McsInitialUserdataPacket("", indent=self.indent)) |
| 1090 |
|
| 1091 |
for dp in self.value: |
| 1092 |
data = dp.parse(data) |
| 1093 |
|
| 1094 |
# Code below should basically print nothing, when done deencoding |
| 1095 |
# the whole packet. |
| 1096 |
|
| 1097 |
rempkt = PacketPart("Remaining MCS conn initial data", |
| 1098 |
indent=self.indent) |
| 1099 |
self.value.append(rempkt) |
| 1100 |
remdata = rempkt.parse(data[:conn_initial_header.value[0].value]) |
| 1101 |
return remdata + data[conn_initial_header.value[0].value:] |
| 1102 |
|
| 1103 |
|
| 1104 |
class MCSConnResponsePacket(PacketPart): |
| 1105 |
|
| 1106 |
classname = "MCSConnResponsePacket" |
| 1107 |
|
| 1108 |
def __init__(self, description, **kw): |
| 1109 |
PacketPart.__init__(self, description, **kw) |
| 1110 |
self.datatype = "MCS Connect Response" |
| 1111 |
|
| 1112 |
def parse(self, data): |
| 1113 |
self.value.append(BERHeader("MCS Conn response", |
| 1114 |
self.BER_TAGS['CONN_RESPONSE'], |
| 1115 |
indent=self.indent)) |
| 1116 |
self.value.append(BERValue("Result", 'TAG_RESULT', |
| 1117 |
indent=self.indent)) |
| 1118 |
self.value.append(BERValue("Connection id", 'INTEGER', |
| 1119 |
indent=self.indent)) |
| 1120 |
self.value.append(DomainParametersPacket("Target", indent=self.indent)) |
| 1121 |
self.value.append(MCSResponseUserdataPacket("User data", |
| 1122 |
indent=self.indent)) |
| 1123 |
|
| 1124 |
for dp in self.value: |
| 1125 |
data = dp.parse(data) |
| 1126 |
|
| 1127 |
return data |
| 1128 |
|
| 1129 |
|
| 1130 |
class EDRQPart(PacketPart): |
| 1131 |
|
| 1132 |
classname = "EDRQPart" |
| 1133 |
|
| 1134 |
def __init__(self, description, **kw): |
| 1135 |
PacketPart.__init__(self, description, **kw) |
| 1136 |
self.datatype = "EDRQ data" |
| 1137 |
|
| 1138 |
def parse(self, data): |
| 1139 |
self.value.append(Integer16lePart("SubHeight", indent=self.indent)) |
| 1140 |
self.value.append(Integer16lePart("SubInterval", indent=self.indent)) |
| 1141 |
|
| 1142 |
for dp in self.value: |
| 1143 |
data = dp.parse(data) |
| 1144 |
|
| 1145 |
return data |
| 1146 |
|
| 1147 |
class Enumerated(PacketPart): |
| 1148 |
|
| 1149 |
classname = "Enumerated" |
| 1150 |
|
| 1151 |
def __init__(self, description, dataparser=Integer8Part, **kw): |
| 1152 |
PacketPart.__init__(self, description, **kw) |
| 1153 |
self.dataparser = dataparser("") |
| 1154 |
|
| 1155 |
|
| 1156 |
def parse(self, data): |
| 1157 |
data = self.dataparser.parse(data) |
| 1158 |
self.value = self.dataparser.value |
| 1159 |
res = self.results.get(self.value, "Unknown") |
| 1160 |
self.parser = PacketPart |
| 1161 |
self.datatype = res |
| 1162 |
if type(res) == type(()): |
| 1163 |
self.datatype = res[0] |
| 1164 |
self.parser = res[1] |
| 1165 |
|
| 1166 |
return data |
| 1167 |
|
| 1168 |
def strvalue(self): |
| 1169 |
return self.dataparser.strvalue()+" %s" % self.datatype |
| 1170 |
|
| 1171 |
class MCSResultPart(Enumerated): |
| 1172 |
|
| 1173 |
classname = "MCSResultPart" |
| 1174 |
|
| 1175 |
results = {0:"RT-SUCCESSFUL", |
| 1176 |
1:"RT-DOMAIN-MERGING", |
| 1177 |
2:"RT-DOMAIN-NOT-HIEARCHICAL", |
| 1178 |
3:"RT-NO-SUCH-CHANNEL", |
| 1179 |
4:"RT-NO-SUCH-DOMAIN", |
| 1180 |
5:"RT-NO-SUCH-USER", |
| 1181 |
6:"RT-NOT-ADMITTED", |
| 1182 |
7:"RT-OTHER-USER-ID", |
| 1183 |
8:"RT-PARAMETERS-UNACCEPTABLE", |
| 1184 |
9:"RT-TOKEN-NOT-AVAILABLE", |
| 1185 |
10:"RT-TOKEN-NOT-POSSESSED", |
| 1186 |
11:"RT-TOO-MANY-CHANNELS", |
| 1187 |
12:"RT-TOO-MANY-TOKENS", |
| 1188 |
13:"RT-TOO-MANY-USERS", |
| 1189 |
14:"RT-UNSPECIFIED-FAILURE", |
| 1190 |
15:"RT-USER-REJECTED"} |
| 1191 |
|
| 1192 |
|
| 1193 |
def __init__(self, description, **kw): |
| 1194 |
Enumerated.__init__(self, description, **kw) |
| 1195 |
self.datatype = "AUCF data" |
| 1196 |
|
| 1197 |
class DataPriorityPart(Enumerated): |
| 1198 |
|
| 1199 |
classname = "DataPriorityPart" |
| 1200 |
|
| 1201 |
results = {0:"top", |
| 1202 |
1:"high", |
| 1203 |
2:"medium", |
| 1204 |
3:"low"} |
| 1205 |
|
| 1206 |
def __init__(self, description, **kw): |
| 1207 |
Enumerated.__init__(self, description, **kw) |
| 1208 |
self.datatype = "Data Priority" |
| 1209 |
|
| 1210 |
class AUCFPart(PacketPart): |
| 1211 |
|
| 1212 |
classname = "AUCFPart" |
| 1213 |
|
| 1214 |
def __init__(self, description, **kw): |
| 1215 |
PacketPart.__init__(self, description, **kw) |
| 1216 |
self.datatype = "AUCF data" |
| 1217 |
|
| 1218 |
def parse(self, data): |
| 1219 |
self.value.append(MCSResultPart("", indent=self.indent+1)) |
| 1220 |
self.value.append(Integer16Part("User id", indent=self.indent+1)) |
| 1221 |
|
| 1222 |
for dp in self.value: |
| 1223 |
data = dp.parse(data) |
| 1224 |
|
| 1225 |
return data |
| 1226 |
|
| 1227 |
class CJRQPart(PacketPart): |
| 1228 |
|
| 1229 |
classname = "CJRQPart" |
| 1230 |
|
| 1231 |
def __init__(self, description, **kw): |
| 1232 |
PacketPart.__init__(self, description, **kw) |
| 1233 |
self.datatype = "CJRQ data" |
| 1234 |
|
| 1235 |
def parse(self, data): |
| 1236 |
self.value.append(Integer16Part("User id", indent=self.indent+1)) |
| 1237 |
self.channelid = Integer16Part("Channel id", indent=self.indent+1) |
| 1238 |
self.value.append(self.channelid) |
| 1239 |
|
| 1240 |
for dp in self.value: |
| 1241 |
data = dp.parse(data) |
| 1242 |
|
| 1243 |
global currentchannel |
| 1244 |
currentchannel = self.channelid.value |
| 1245 |
|
| 1246 |
return data |
| 1247 |
|
| 1248 |
class CJCFPart(PacketPart): |
| 1249 |
|
| 1250 |
classname = "CJCFPart" |
| 1251 |
|
| 1252 |
def __init__(self, description, **kw): |
| 1253 |
PacketPart.__init__(self, description, **kw) |
| 1254 |
self.datatype = "CJCF data" |
| 1255 |
|
| 1256 |
def parse(self, data): |
| 1257 |
self.value.append(MCSResultPart("", indent=self.indent+1)) |
| 1258 |
self.value.append(Integer16Part("Initiator (user id)", |
| 1259 |
indent=self.indent+1)) |
| 1260 |
self.value.append(Integer16Part("Requested", indent=self.indent+1)) |
| 1261 |
self.channelid = Integer16Part("Channel id", indent=self.indent+1) |
| 1262 |
self.value.append(self.channelid) |
| 1263 |
|
| 1264 |
for dp in self.value: |
| 1265 |
data = dp.parse(data) |
| 1266 |
|
| 1267 |
global currentchannel |
| 1268 |
currentchannel = self.channelid.value |
| 1269 |
|
| 1270 |
return data |
| 1271 |
|
| 1272 |
class LicensePart(PacketPart): |
| 1273 |
|
| 1274 |
classname = "LicensePart" |
| 1275 |
|
| 1276 |
def __init__(self, description, **kw): |
| 1277 |
PacketPart.__init__(self, description, **kw) |
| 1278 |
self.datatype = "License data" |
| 1279 |
|
| 1280 |
def parse(self, data): |
| 1281 |
self.value.append(Integer16lePart("Tag", indent=self.indent)) |
| 1282 |
length = Integer8Part("Length", indent=self.indent) |
| 1283 |
self.value.append(length) |
| 1284 |
|
| 1285 |
for dp in self.value: |
| 1286 |
data = dp.parse(data) |
| 1287 |
|
| 1288 |
remaining_data = PacketPart("Remaining license data", |
| 1289 |
indent=self.indent+1) |
| 1290 |
self.value.append(remaining_data) |
| 1291 |
remaining_data.parse(data[:length.value-3]) |
| 1292 |
|
| 1293 |
return data[length.value-3:] |
| 1294 |
|
| 1295 |
class GeneralCapability(PacketPart): |
| 1296 |
|
| 1297 |
classname = "GeneralCapability" |
| 1298 |
|
| 1299 |
def __init__(self, description, **kw): |
| 1300 |
PacketPart.__init__(self, description, **kw) |
| 1301 |
self.datatype = "General Capability set" |
| 1302 |
|
| 1303 |
def parse(self, data): |
| 1304 |
self.value.append(Integer16lePart("OS major type", |
| 1305 |
indent=self.indent+1)) |
| 1306 |
self.value.append(Integer16lePart("OS minor type", |
| 1307 |
indent=self.indent+1)) |
| 1308 |
self.value.append(Integer16Part("Protocol version", |
| 1309 |
indent=self.indent+1)) |
| 1310 |
self.value.append(Integer16Part("Pad", |
| 1311 |
indent=self.indent+1)) |
| 1312 |
self.value.append(Integer16Part("Compression types", |
| 1313 |
indent=self.indent+1)) |
| 1314 |
self.value.append(Integer16Part("Pad", |
| 1315 |
indent=self.indent+1)) |
| 1316 |
self.value.append(Integer16Part("Update capability", |
| 1317 |
indent=self.indent+1)) |
| 1318 |
self.value.append(Integer16Part("Remote unshare capability", |
| 1319 |
indent=self.indent+1)) |
| 1320 |
self.value.append(Integer16Part("Compression level", |
| 1321 |
indent=self.indent+1)) |
| 1322 |
self.value.append(Integer16Part("Pad", |
| 1323 |
indent=self.indent+1)) |
| 1324 |
|
| 1325 |
for dp in self.value: |
| 1326 |
data = dp.parse(data) |
| 1327 |
|
| 1328 |
return data |
| 1329 |
|
| 1330 |
class OrderCapability(PacketPart): |
| 1331 |
|
| 1332 |
classname = "OrderCapability" |
| 1333 |
|
| 1334 |
class OrderCaps(PacketPart): |
| 1335 |
|
| 1336 |
classname = "OrderCaps" |
| 1337 |
|
| 1338 |
def __init__(self, description, **kw): |
| 1339 |
PacketPart.__init__(self, description, **kw) |
| 1340 |
self.datatype = "Orders supported" |
| 1341 |
|
| 1342 |
def parse(self, data): |
| 1343 |
self.value.append(Integer8Part("Dest blt", |
| 1344 |
indent=self.indent+1, |
| 1345 |
knvalue=1)) |
| 1346 |
self.value.append(Integer8Part("Pat blt", |
| 1347 |
indent=self.indent+1, |
| 1348 |
knvalue=1)) |
| 1349 |
self.value.append(Integer8Part("Screen blt", |
| 1350 |
indent=self.indent+1, |
| 1351 |
knvalue=1)) |
| 1352 |
self.value.append(Integer8Part("Req for memblt?", |
| 1353 |
indent=self.indent+1, |
| 1354 |
knvalue=1)) |
| 1355 |
self.value.append(Integer8Part("Unknown", |
| 1356 |
indent=self.indent+1, |
| 1357 |
knvalue=0)) |
| 1358 |
self.value.append(Integer8Part("Unknown", |
| 1359 |
indent=self.indent+1, |
| 1360 |
knvalue=0)) |
| 1361 |
self.value.append(Integer8Part("Unknown", |
| 1362 |
indent=self.indent+1, |
| 1363 |
knvalue=0)) |
| 1364 |
self.value.append(Integer8Part("Unknown", |
| 1365 |
indent=self.indent+1, |
| 1366 |
knvalue=0)) |
| 1367 |
self.value.append(Integer8Part("Line", |
| 1368 |
indent=self.indent+1, |
| 1369 |
knvalue=1)) |
| 1370 |
self.value.append(Integer8Part("Line", |
| 1371 |
indent=self.indent+1, |
| 1372 |
knvalue=1)) |
| 1373 |
self.value.append(Integer8Part("Rect", |
| 1374 |
indent=self.indent+1, |
| 1375 |
knvalue=1)) |
| 1376 |
self.value.append(Integer8Part("Unknown", |
| 1377 |
indent=self.indent+1, |
| 1378 |
knvalue=0)) |
| 1379 |
self.value.append(Integer8Part("Memblt", |
| 1380 |
indent=self.indent+1, |
| 1381 |
knvalue=1)) |
| 1382 |
self.value.append(Integer8Part("Triblt", |
| 1383 |
indent=self.indent+1, |
| 1384 |
knvalue=1)) |
| 1385 |
self.value.append(Integer8Part("Triblt", |
| 1386 |
indent=self.indent+1, |
| 1387 |
knvalue=1)) |
| 1388 |
self.value.append(Integer8Part("Unknown", |
| 1389 |
indent=self.indent+1, |
| 1390 |
knvalue=0)) |
| 1391 |
self.value.append(Integer8Part("Unknown", |
| 1392 |
indent=self.indent+1, |
| 1393 |
knvalue=0)) |
| 1394 |
self.value.append(Integer8Part("Unknown", |
| 1395 |
indent=self.indent+1, |
| 1396 |
knvalue=0)) |
| 1397 |
self.value.append(Integer8Part("Unknown", |
| 1398 |
indent=self.indent+1, |
| 1399 |
knvalue=0)) |
| 1400 |
self.value.append(Integer8Part("Unknown", |
| 1401 |
indent=self.indent+1, |
| 1402 |
knvalue=0)) |
| 1403 |
self.value.append(Integer8Part("Unknown", |
| 1404 |
indent=self.indent+1, |
| 1405 |
knvalue=0)) |
| 1406 |
self.value.append(Integer8Part("Unknown", |
| 1407 |
indent=self.indent+1, |
| 1408 |
knvalue=0)) |
| 1409 |
self.value.append(Integer8Part("Polyline", |
| 1410 |
indent=self.indent+1, |
| 1411 |
knvalue=1)) |
| 1412 |
self.value.append(Integer8Part("Text2", |
| 1413 |
indent=self.indent+1, |
| 1414 |
knvalue=1)) |
| 1415 |
self.value.append(PacketPart("Rem. order support data", |
| 1416 |
indent=self.indent+1, |
| 1417 |
maxlength=8)) |
| 1418 |
|
| 1419 |
for dp in self.value: |
| 1420 |
data = dp.parse(data) |
| 1421 |
|
| 1422 |
return data |
| 1423 |
|
| 1424 |
def __init__(self, description, **kw): |
| 1425 |
PacketPart.__init__(self, description, **kw) |
| 1426 |
self.datatype = "Order Capability set" |
| 1427 |
|
| 1428 |
def parse(self, data): |
| 1429 |
self.value.append(PacketPart("Terminal desc, pad", |
| 1430 |
indent=self.indent+1, |
| 1431 |
maxlength=20)) |
| 1432 |
self.value.append(Integer16lePart("Cache X granularity", |
| 1433 |
knvalue=1, |
| 1434 |
indent=self.indent+1)) |
| 1435 |
self.value.append(Integer16lePart("Cache Y granularity", |
| 1436 |
knvalue=20, |
| 1437 |
indent=self.indent+1)) |
| 1438 |
self.value.append(Integer16lePart("Pad", |
| 1439 |
knvalue=0, |
| 1440 |
indent=self.indent+1)) |
| 1441 |
self.value.append(Integer16lePart("Max order level", |
| 1442 |
knvalue=1, |
| 1443 |
indent=self.indent+1)) |
| 1444 |
self.value.append(Integer16lePart("Number of fonts", |
| 1445 |
knvalue=0x147, |
| 1446 |
indent=self.indent+1)) |
| 1447 |
self.value.append(Integer16lePart("Capability flags", |
| 1448 |
knvalue=0x2a, |
| 1449 |
indent=self.indent+1)) |
| 1450 |
self.value.append(self.OrderCaps("Orders supported", |
| 1451 |
indent=self.indent+1, |
| 1452 |
maxlength=32)) |
| 1453 |
self.value.append(Integer16lePart("Text capability flags", |
| 1454 |
knvalue=0x6a1, |
| 1455 |
indent=self.indent+1)) |
| 1456 |
self.value.append(PacketPart("Pad", |
| 1457 |
indent=self.indent+1, |
| 1458 |
maxlength=6)) |
| 1459 |
self.value.append(Integer32lePart("Desktop cache size", |
| 1460 |
knvalue=0x38400, |
| 1461 |
indent=self.indent+1)) |
| 1462 |
self.value.append(Integer32lePart("Unknown", |
| 1463 |
knvalue=0, |
| 1464 |
indent=self.indent+1)) |
| 1465 |
self.value.append(Integer32lePart("Unknown", |
| 1466 |
knvalue=0x4e4, |
| 1467 |
indent=self.indent+1)) |
| 1468 |
|
| 1469 |
for dp in self.value: |
| 1470 |
data = dp.parse(data) |
| 1471 |
|
| 1472 |
return data |
| 1473 |
|
| 1474 |
|
| 1475 |
|
| 1476 |
class CapsetPart(PacketPart): |
| 1477 |
|
| 1478 |
classname = "CapsetPart" |
| 1479 |
|
| 1480 |
class CapabilityType(Integer16lePart): |
| 1481 |
|
| 1482 |
classname = "CapabilityType" |
| 1483 |
|
| 1484 |
types = {1:('GENERAL', GeneralCapability), |
| 1485 |
2:('BITMAP', PacketPart), |
| 1486 |
3:('ORDER', OrderCapability), |
| 1487 |
4:('BMPCACHE', PacketPart), |
| 1488 |
5:('CONTROL', PacketPart), |
| 1489 |
7:('ACTIVATE', PacketPart), |
| 1490 |
8:('POINTER', PacketPart), |
| 1491 |
9:('SHARE', PacketPart), |
| 1492 |
10:('COLCACHE', PacketPart), |
| 1493 |
13:('UNKNOWN', PacketPart)} |
| 1494 |
|
| 1495 |
def strvalue(self): |
| 1496 |
return Integer16lePart.strvalue(self)+" "+self.pkttype |
| 1497 |
|
| 1498 |
def parse(self, data): |
| 1499 |
data = Integer16lePart.parse(self, data) |
| 1500 |
(self.pkttype, self.parser) = self.types.get(self.value, |
| 1501 |
("Unknown", |
| 1502 |
PacketPart)) |
| 1503 |
return data |
| 1504 |
|
| 1505 |
def __init__(self, description, **kw): |
| 1506 |
PacketPart.__init__(self, description, **kw) |
| 1507 |
self.datatype = "Capability set" |
| 1508 |
|
| 1509 |
def parse(self, data): |
| 1510 |
pkttype = self.CapabilityType("Capability type", indent=self.indent+1) |
| 1511 |
data = pkttype.parse(data) |
| 1512 |
self.value.append(pkttype) |
| 1513 |
|
| 1514 |
pktlen = Integer16lePart("Capability length", indent=self.indent+1) |
| 1515 |
data = pktlen.parse(data) |
| 1516 |
self.value.append(pktlen) |
| 1517 |
|
| 1518 |
datapart = pkttype.parser("", indent=self.indent+1, |
| 1519 |
maxlength=pktlen.value-4) |
| 1520 |
data = datapart.parse(data) |
| 1521 |
self.value.append(datapart) |
| 1522 |
|
| 1523 |
return data |
| 1524 |
|
| 1525 |
|
| 1526 |
class DemandActivePart(PacketPart): |
| 1527 |
|
| 1528 |
classname = "DemandActivePart" |
| 1529 |
|
| 1530 |
def __init__(self, description, **kw): |
| 1531 |
PacketPart.__init__(self, description, **kw) |
| 1532 |
self.datatype = "Demand Active data" |
| 1533 |
|
| 1534 |
def parse(self, data): |
| 1535 |
self.value.append(Integer32lePart("Share ID", indent=self.indent+1)) |
| 1536 |
sourcelen = Integer16lePart("Length of source", |
| 1537 |
indent=self.indent+1) |
| 1538 |
self.value.append(sourcelen) |
| 1539 |
self.value.append(Integer16lePart("Capabilities length", |
| 1540 |
indent=self.indent+1)) |
| 1541 |
|
| 1542 |
for dp in self.value: |
| 1543 |
data = dp.parse(data) |
| 1544 |
|
| 1545 |
valuelen = len(self.value) |
| 1546 |
|
| 1547 |
self.value.append(PacketPart("Source", indent=self.indent+1, |
| 1548 |
maxlength=sourcelen.value)) |
| 1549 |
|
| 1550 |
numcapabilities = Integer16lePart("Number of capabilities", |
| 1551 |
indent=self.indent+1) |
| 1552 |
self.value.append(numcapabilities) |
| 1553 |
self.value.append(Integer16lePart("Pad", |
| 1554 |
indent=self.indent+1)) |
| 1555 |
self.value.append(Integer16lePart("Pad", |
| 1556 |
indent=self.indent+1)) |
| 1557 |
self.value.append(Integer16lePart("Pad", |
| 1558 |
indent=self.indent+1)) |
| 1559 |
|
| 1560 |
self.value.append(Integer16lePart("User ID", indent=self.indent+1)) |
| 1561 |
|
| 1562 |
self.value.append(Integer16lePart("Pad", |
| 1563 |
indent=self.indent+1)) |
| 1564 |
|
| 1565 |
for dp in self.value[valuelen:]: |
| 1566 |
data = dp.parse(data) |
| 1567 |
|
| 1568 |
for i in range(numcapabilities.value): |
| 1569 |
capability = CapsetPart("", indent=self.indent+1) |
| 1570 |
data = capability.parse(data) |
| 1571 |
self.value.append(capability) |
| 1572 |
|
| 1573 |
remaining_data = PacketPart("Remaining capability data", |
| 1574 |
indent=self.indent+1) |
| 1575 |
self.value.append(remaining_data) |
| 1576 |
|
| 1577 |
data = remaining_data.parse(data) |
| 1578 |
|
| 1579 |
return data |
| 1580 |
|
| 1581 |
class ConfirmActivePart(PacketPart): |
| 1582 |
|
| 1583 |
classname = "ConfirmActivePart" |
| 1584 |
|
| 1585 |
def __init__(self, description, **kw): |
| 1586 |
PacketPart.__init__(self, description, **kw) |
| 1587 |
self.datatype = "Confirm Active data" |
| 1588 |
|
| 1589 |
def parse(self, data): |
| 1590 |
self.value.append(Integer32lePart("Share ID", indent=self.indent+1)) |
| 1591 |
self.value.append(Integer16lePart("User ID", indent=self.indent+1)) |
| 1592 |
sourcelen = Integer16lePart("Length of source", |
| 1593 |
indent=self.indent+1) |
| 1594 |
self.value.append(sourcelen) |
| 1595 |
self.value.append(Integer16lePart("Capabilities length", |
| 1596 |
indent=self.indent+1)) |
| 1597 |
|
| 1598 |
for dp in self.value: |
| 1599 |
data = dp.parse(data) |
| 1600 |
|
| 1601 |
valuelen = len(self.value) |
| 1602 |
|
| 1603 |
self.value.append(PacketPart("Source", indent=self.indent+1, |
| 1604 |
maxlength=sourcelen.value)) |
| 1605 |
|
| 1606 |
numcapabilities = Integer16lePart("Number of capabilities", |
| 1607 |
indent=self.indent+1) |
| 1608 |
self.value.append(numcapabilities) |
| 1609 |
self.value.append(Integer16lePart("Pad", |
| 1610 |
indent=self.indent+1)) |
| 1611 |
|
| 1612 |
for dp in self.value[valuelen:]: |
| 1613 |
data = dp.parse(data) |
| 1614 |
|
| 1615 |
for i in range(numcapabilities.value): |
| 1616 |
capability = CapsetPart("", indent=self.indent+1) |
| 1617 |
data = capability.parse(data) |
| 1618 |
self.value.append(capability) |
| 1619 |
|
| 1620 |
remaining_data = PacketPart("Remaining capability data", |
| 1621 |
indent=self.indent+1) |
| 1622 |
self.value.append(remaining_data) |
| 1623 |
|
| 1624 |
data = remaining_data.parse(data) |
| 1625 |
|
| 1626 |
return data |
| 1627 |
|
| 1628 |
class DataPDUSynchronize(PacketPart): |
| 1629 |
|
| 1630 |
classname = "DataPDUSynchronize" |
| 1631 |
|
| 1632 |
def __init__(self, description, **kw): |
| 1633 |
PacketPart.__init__(self, description, **kw) |
| 1634 |
self.datatype = "RDP Data PDU Synchronize" |
| 1635 |
|
| 1636 |
def parse(self, data): |
| 1637 |
self.value.append(Integer16lePart("Type", indent=self.indent+1)) |
| 1638 |
self.value.append(Integer16lePart("Userid(?)", indent=self.indent+1)) |
| 1639 |
|
| 1640 |
for dp in self.value: |
| 1641 |
data = dp.parse(data) |
| 1642 |
|
| 1643 |
return data |
| 1644 |
|
| 1645 |
class DataPDUControl(PacketPart): |
| 1646 |
|
| 1647 |
classname = "DataPDUControl" |
| 1648 |
|
| 1649 |
class DataPDUControlType(Enumerated): |
| 1650 |
|
| 1651 |
classname = "DataPDUControlType" |
| 1652 |
|
| 1653 |
results = {1:'Request control', |
| 1654 |
2:'Grant control', |
| 1655 |
3:'Control detach', |
| 1656 |
4:'Cooperate'} |
| 1657 |
|
| 1658 |
def __init__(self, description, **kw): |
| 1659 |
Enumerated.__init__(self, description, |
| 1660 |
dataparser=Integer16lePart, **kw) |
| 1661 |
self.datatype = "RDP Control" |
| 1662 |
|
| 1663 |
|
| 1664 |
def __init__(self, description, **kw): |
| 1665 |
PacketPart.__init__(self, description, **kw) |
| 1666 |
self.datatype = "RDP Data PDU Control" |
| 1667 |
|
| 1668 |
def parse(self, data): |
| 1669 |
self.value.append(self.DataPDUControlType("Action", |
| 1670 |
indent=self.indent+1)) |
| 1671 |
self.value.append(Integer16Part("Userid(?)", indent=self.indent+1)) |
| 1672 |
# FIXME - Integer32 (not le) in rdesktop |
| 1673 |
self.value.append(Integer32lePart("Control id", |
| 1674 |
indent=self.indent+1)) |
| 1675 |
|
| 1676 |
for dp in self.value: |
| 1677 |
data = dp.parse(data) |
| 1678 |
|
| 1679 |
return data |
| 1680 |
|
| 1681 |
class DataPDUFont(PacketPart): |
| 1682 |
|
| 1683 |
classname = "DataPDUFont" |
| 1684 |
|
| 1685 |
def __init__(self, description, **kw): |
| 1686 |
PacketPart.__init__(self, description, **kw) |
| 1687 |
self.datatype = "RDP Data PDU Font" |
| 1688 |
|
| 1689 |
def parse(self, data): |
| 1690 |
self.value.append(Integer16Part("Number of fonts", |
| 1691 |
indent=self.indent+1)) |
| 1692 |
self.value.append(Integer16lePart("Unknown", |
| 1693 |
indent=self.indent+1, |
| 1694 |
knvalue=0x3e)) |
| 1695 |
self.value.append(Integer16lePart("Unknown (Sequence?)", |
| 1696 |
indent=self.indent+1)) |
| 1697 |
self.value.append(Integer16lePart("Entry size", indent=self.indent+1, |
| 1698 |
knvalue=0x32)) |
| 1699 |
|
| 1700 |
for dp in self.value: |
| 1701 |
data = dp.parse(data) |
| 1702 |
|
| 1703 |
return data |
| 1704 |
|
| 1705 |
class DataPDUInput(PacketPart): |
| 1706 |
|
| 1707 |
classname = "DataPDUInput" |
| 1708 |
|
| 1709 |
class InputEvent(PacketPart): |
| 1710 |
|
| 1711 |
classname = "InputEvent" |
| 1712 |
|
| 1713 |
class MessageType(Enumerated): |
| 1714 |
|
| 1715 |
classname = "MessageType" |
| 1716 |
|
| 1717 |
results = {0:'Synchronize', |
| 1718 |
1:'Codepoint', |
| 1719 |
2:'Virtual key', |
| 1720 |
4:'Scancode', |
| 1721 |
0x8001:'Mouse'} |
| 1722 |
|
| 1723 |
def __init__(self, description, **kw): |
| 1724 |
Enumerated.__init__(self, description, |
| 1725 |
dataparser=Integer16lePart, **kw) |
| 1726 |
|
| 1727 |
class ScanCodePart(Integer16lePart): |
| 1728 |
classname = "ScanCodePart" |
| 1729 |
|
| 1730 |
def strvalue(self): |
| 1731 |
return Integer16lePart.strvalue(self) + " (%s)" % keys[self.value] |
| 1732 |
|
| 1733 |
def __init__(self, description, **kw): |
| 1734 |
PacketPart.__init__(self, description, **kw) |
| 1735 |
self.datatype = "Input event" |
| 1736 |
|
| 1737 |
def parse(self, data): |
| 1738 |
self.value.append(Time32le("Event timestamp", |
| 1739 |
indent=self.indent+1)) |
| 1740 |
mt = self.MessageType("Event type", |
| 1741 |
indent=self.indent+1) |
| 1742 |
|
| 1743 |
self.value.append(mt) |
| 1744 |
|
| 1745 |
# Stoppa in parsning av keycode här på nått sätt. *bonk* |
| 1746 |
|
| 1747 |
# Fixme: We should have an enumerated here. |
| 1748 |
self.value.append(Integer16lePart("Device flags", |
| 1749 |
indent=self.indent+1)) |
| 1750 |
for dp in self.value: |
| 1751 |
data = dp.parse(data) |
| 1752 |
valuelen = len(self.value) |
| 1753 |
|
| 1754 |
if 4 == mt.value: |
| 1755 |
self.value.append(self.ScanCodePart("Key number", |
| 1756 |
indent=self.indent+1)) |
| 1757 |
else: |
| 1758 |
self.value.append(Integer16lePart("Param #1", |
| 1759 |
indent=self.indent+1)) |
| 1760 |
self.value.append(Integer16lePart("Param #2", |
| 1761 |
indent=self.indent+1)) |
| 1762 |
|
| 1763 |
for dp in self.value[valuelen:]: |
| 1764 |
data = dp.parse(data) |
| 1765 |
|
| 1766 |
return data |
| 1767 |
|
| 1768 |
|
| 1769 |
def __init__(self, description, **kw): |
| 1770 |
PacketPart.__init__(self, description, **kw) |
| 1771 |
self.datatype = "RDP Data PDU Input" |
| 1772 |
|
| 1773 |
def parse(self, data): |
| 1774 |
numevents = Integer16lePart("Number of inputs", indent=self.indent+1) |
| 1775 |
self.value.append(numevents) |
| 1776 |
data = numevents.parse(data) |
| 1777 |
|
| 1778 |
self.value.append(Integer16Part("Pad", indent=self.indent+1, |
| 1779 |
knvalue=0)) |
| 1780 |
for ordernum in range(numevents.value): |
| 1781 |
self.value.append(self.InputEvent("%d" % (ordernum+1), |
| 1782 |
indent=self.indent+1)) |
| 1783 |
|
| 1784 |
for dp in self.value[1:]: |
| 1785 |
data = dp.parse(data) |
| 1786 |
|
| 1787 |
return data |
| 1788 |
|
| 1789 |
|
| 1790 |
|
| 1791 |
class RDP_DATA_PDUType(Enumerated): |
| 1792 |
|
| 1793 |
classname = "RDP_DATA_PDUType" |
| 1794 |
|
| 1795 |
results = {2:'Update', |
| 1796 |
20:('Control', DataPDUControl), |
| 1797 |
27:'Pointer', |
| 1798 |
28:('Input', DataPDUInput), |
| 1799 |
31:('Synchronize', DataPDUSynchronize), |
| 1800 |
34:'Bell', |
| 1801 |
38:'Logon', |
| 1802 |
39:('Font2', DataPDUFont)} |
| 1803 |
|
| 1804 |
|
| 1805 |
def __init__(self, description, **kw): |
| 1806 |
Enumerated.__init__(self, description, **kw) |
| 1807 |
self.datatype = "Data PDUType" |
| 1808 |
|
| 1809 |
|
| 1810 |
class RDP_PDU_DataPart(PacketPart): |
| 1811 |
|
| 1812 |
classname = "RDP_PDU_DataPart" |
| 1813 |
|
| 1814 |
def __init__(self, description, **kw): |
| 1815 |
PacketPart.__init__(self, description, **kw) |
| 1816 |
self.datatype = "RDP data PDU" |
| 1817 |
|
| 1818 |
def parse(self, data): |
| 1819 |
self.value.append(Integer32lePart("Share id", indent=self.indent+1)) |
| 1820 |
self.value.append(Integer8Part("Pad", indent=self.indent+1, |
| 1821 |
knvalue=0)) |
| 1822 |
self.value.append(Integer8Part("Stream id", indent=self.indent+1, |
| 1823 |
knvalue=1)) |
| 1824 |
self.value.append(Integer16lePart("Remaining length", |
| 1825 |
indent=self.indent+1, |
| 1826 |
knvalue=len(data)-8)) |
| 1827 |
rdpt = RDP_DATA_PDUType("", indent=self.indent+1) |
| 1828 |
self.value.append(rdpt) |
| 1829 |
self.value.append(Integer8Part("Compress type", indent=self.indent+1)) |
| 1830 |
self.value.append(Integer16Part("Compressed length", |
| 1831 |
indent=self.indent+1)) |
| 1832 |
for dp in self.value: |
| 1833 |
data = dp.parse(data) |
| 1834 |
|
| 1835 |
remaining_data = rdpt.parser("", indent=self.indent+1) |
| 1836 |
self.value.append(remaining_data) |
| 1837 |
|
| 1838 |
data = remaining_data.parse(data) |
| 1839 |
|
| 1840 |
return data |
| 1841 |
|
| 1842 |
class RDP_PDUtype(Integer16lePart): |
| 1843 |
|
| 1844 |
classname = "RDP_PDUtype" |
| 1845 |
|
| 1846 |
types = {1:('DEMAND_ACTIVE', DemandActivePart), |
| 1847 |
3:('CONFIRM_ACTIVE', ConfirmActivePart), |
| 1848 |
6:('DEACTIVATE', PacketPart), |
| 1849 |
7:('DATA', RDP_PDU_DataPart)} |
| 1850 |
|
| 1851 |
def __init__(self, description, **kw): |
| 1852 |
Integer16lePart.__init__(self, description, **kw) |
| 1853 |
self.datatype = "RDP pdu type" |
| 1854 |
|
| 1855 |
def parse(self, data): |
| 1856 |
data = Integer16lePart.parse(self, data) |
| 1857 |
(self.typestr, self.parser) = self.types.get((self.value & 0xf), |
| 1858 |
("Unknown", PacketPart)) |
| 1859 |
return data |
| 1860 |
|
| 1861 |
def strvalue(self): |
| 1862 |
return Integer16lePart.strvalue(self)+\ |
| 1863 |
" & 0xf = %d (%s)" % (self.value & 0xf, self.typestr) |
| 1864 |
|
| 1865 |
class SDIN_RDPData(PacketPart): |
| 1866 |
|
| 1867 |
classname = "SDIN_RDPData" |
| 1868 |
|
| 1869 |
def __init__(self, description, **kw): |
| 1870 |
PacketPart.__init__(self, description, **kw) |
| 1871 |
self.datatype = "RDP payload" |
| 1872 |
|
| 1873 |
def parse(self, data): |
| 1874 |
length = Integer16lePart("Length", indent=self.indent+1) |
| 1875 |
self.value.append(length) |
| 1876 |
pdutype = RDP_PDUtype("Packet type", |
| 1877 |
indent=self.indent+1) |
| 1878 |
self.value.append(pdutype) |
| 1879 |
self.value.append(Integer16lePart("User id", |
| 1880 |
indent=self.indent+1)) |
| 1881 |
|
| 1882 |
for dp in self.value: |
| 1883 |
data = dp.parse(data) |
| 1884 |
|
| 1885 |
remaining_data = pdutype.parser("", indent=self.indent+1) |
| 1886 |
self.value.append(remaining_data) |
| 1887 |
data = remaining_data.parse(data) |
| 1888 |
|
| 1889 |
return data |
| 1890 |
|
| 1891 |
|
| 1892 |
class RDPLogonPart(PacketPart): |
| 1893 |
|
| 1894 |
classname = "RDPLogonPart" |
| 1895 |
|
| 1896 |
class LogonFlags(Integer32lePart): |
| 1897 |
|
| 1898 |
classname = "LogonFlags" |
| 1899 |
|
| 1900 |
flags = [(0x33, "LOGON_NORMAL"), |
| 1901 |
(0x8, "LOGON_AUTO"), |
| 1902 |
(0x100, "BLOB_EXISTS"), |
| 1903 |
(0x280, "COMPRESS")] |
| 1904 |
|
| 1905 |
def __init__(self, description, **kw): |
| 1906 |
PacketPart.__init__(self, description, **kw) |
| 1907 |
self.datatype = "RDP Logon Flags" |
| 1908 |
|
| 1909 |
def strvalue(self): |
| 1910 |
ret = Integer32lePart.strvalue(self)+" " |
| 1911 |
for flag, desc in self.flags: |
| 1912 |
if self.value & flag: |
| 1913 |
ret+="%s, " % desc |
| 1914 |
|
| 1915 |
return ret |
| 1916 |
|
| 1917 |
|
| 1918 |
|
| 1919 |
def __init__(self, description, **kw): |
| 1920 |
PacketPart.__init__(self, description, **kw) |
| 1921 |
self.datatype = "RDP Logon packet" |
| 1922 |
|
| 1923 |
def parse(self, data): |
| 1924 |
self.value.append(Integer32Part("Unknown", indent=self.indent+1, |
| 1925 |
knvalue=0)) |
| 1926 |
logonflags = self.LogonFlags("", indent=self.indent+1) |
| 1927 |
self.value.append(logonflags) |
| 1928 |
len_domain = Integer16lePart("Domain length", indent=self.indent+1) |
| 1929 |
len_user = Integer16lePart("User length", indent=self.indent+1) |
| 1930 |
self.value+=[len_domain, len_user] |
| 1931 |
|
| 1932 |
for dp in self.value: |
| 1933 |
data = dp.parse(data) |
| 1934 |
valuelen = len(self.value) |
| 1935 |
|
| 1936 |
if logonflags.value & 0x8: |
| 1937 |
len_password = Integer16lePart("Password length", |
| 1938 |
indent=self.indent+1) |
| 1939 |
self.value.append(len_password) |
| 1940 |
|
| 1941 |
len_blob = Integer16lePart("BLOB length", |
| 1942 |
indent=self.indent+1) |
| 1943 |
len_blob.value = 0 |
| 1944 |
if logonflags.value & 0x100: |
| 1945 |
self.value.append(len_blob) |
| 1946 |
len_program = Integer16lePart("Program length", |
| 1947 |
indent=self.indent+1) |
| 1948 |
self.value.append(len_program) |
| 1949 |
|
| 1950 |
for dp in self.value[valuelen:]: |
| 1951 |
data = dp.parse(data) |
| 1952 |
|
| 1953 |
valuelen = len(self.value) |
| 1954 |
|
| 1955 |
len_directory = Integer16lePart("Directory length", indent=self.indent+1) |
| 1956 |
len_directory.value = 0 |
| 1957 |
|
| 1958 |
# if 0 < len_program.value: |
| 1959 |
self.value.append(len_directory) |
| 1960 |
# else: |
| 1961 |
# self.value.append(Integer16lePart("Instead of directory length", indent=self.indent+1)) |
| 1962 |
|
| 1963 |
if 0 < len_domain.value: |
| 1964 |
self.value.append(UnicodeString("Domain", len_domain.value/2+1, |
| 1965 |
indent=self.indent+1)) |
| 1966 |
else: |
| 1967 |
self.value.append(Integer16lePart("Instead of domain", indent=self.indent+1)) |
| 1968 |
|
| 1969 |
if 0 < len_user.value: |
| 1970 |
self.value.append(UnicodeString("User", len_user.value/2+1, |
| 1971 |
indent=self.indent+1)) |
| 1972 |
if logonflags.value & 0x8: |
| 1973 |
self.value.append(UnicodeString("Password", len_password.value/2+1, |
| 1974 |
indent=self.indent+1)) |
| 1975 |
# self.value.append(Integer16lePart("Unknown1", indent=self.indent+1, |
| 1976 |
# knvalue=0xd806)) |
| 1977 |
|
| 1978 |
|
| 1979 |
if logonflags.value & 0x100: |
| 1980 |
self.value.append(PacketPart("BLOB", |
| 1981 |
indent=self.indent+1, |
| 1982 |
maxlength=len_blob.value)) |
| 1983 |
self.value.append(Integer16lePart("Unknown2", indent=self.indent+1, |
| 1984 |
knvalue=0)) |
| 1985 |
|
| 1986 |
|
| 1987 |
for dp in self.value[valuelen:]: |
| 1988 |
data = dp.parse(data) |
| 1989 |
|
| 1990 |
valuelen = len(self.value) |
| 1991 |
|
| 1992 |
|
| 1993 |
if 0 < len_program.value: |
| 1994 |
self.value.append(UnicodeString("Program", len_program.value/2+1, |
| 1995 |
indent=self.indent+1)) |
| 1996 |
else: |
| 1997 |
self.value.append(Integer16lePart("Instead of Program, #0", indent=self.indent+1)) |
| 1998 |
if 0 == len_directory.value: |
| 1999 |
self.value.append(Integer16lePart("Instead of Directory", indent=self.indent+1)) |
| 2000 |
|
| 2001 |
if 0 < len_directory.value: |
| 2002 |
self.value.append(UnicodeString("Directory", |
| 2003 |
len_directory.value/2+1, |
| 2004 |
indent=self.indent+1)) |
| 2005 |
|
| 2006 |
elif 0 < len_program.value: |
| 2007 |
self.value.append(Integer16lePart("Instead of directory", |
| 2008 |
indent=self.indent+1)) |
| 2009 |
|
| 2010 |
|
| 2011 |
self.value.append(Integer16lePart("Unknown", knvalue=2, |
| 2012 |
indent=self.indent+1)) |
| 2013 |
|
| 2014 |
iplen = Integer16lePart("Client ip length", indent=self.indent+1) |
| 2015 |
self.value.append(iplen) |
| 2016 |
|
| 2017 |
for dp in self.value[valuelen:]: |
| 2018 |
data = dp.parse(data) |
| 2019 |
valuelen = len(self.value) |
| 2020 |
|
| 2021 |
|
| 2022 |
|
| 2023 |
self.value.append(UnicodeString("Client ip", iplen.value/2, indent=self.indent+1)) |
| 2024 |
|
| 2025 |
for dp in self.value[valuelen:]: |
| 2026 |
data = dp.parse(data) |
| 2027 |
valuelen = len(self.value) |
| 2028 |
|
| 2029 |
|
| 2030 |
if 0 < len(data): # This data seems to be here only when running RDP 5.2 (maybe in .1) |
| 2031 |
|
| 2032 |
dllstrlen = Integer16lePart("DLL String length", |
| 2033 |
indent=self.indent+1) |
| 2034 |
self.value.append(dllstrlen) |
| 2035 |
data = dllstrlen.parse(data) |
| 2036 |
valuelen+=1 |
| 2037 |
|
| 2038 |
self.value.append(UnicodeString("DLL/executable used", dllstrlen.value/2, indent=self.indent+1)) |
| 2039 |
|
| 2040 |
self.value.append(Integer16lePart("Unknown3", knvalue=0xffc4, indent=self.indent+1)) |
| 2041 |
self.value.append(Integer16lePart("Unknown3½", knvalue=0xffff, |
| 2042 |
indent=self.indent+1)) |
| 2043 |
|
| 2044 |
self.value.append(UnicodeString("Time zone #0", 32, |
| 2045 |
indent=self.indent+1)) |
| 2046 |
|
| 2047 |
self.value.append(PacketPart("Unknown", indent=self.indent+1, |
| 2048 |
maxlength=20)) |
| 2049 |
|
| 2050 |
self.value.append(UnicodeString("Time zone #1", 32, indent=self.indent+1)) |
| 2051 |
|
| 2052 |
self.value.append(PacketPart("Remaining RDP Logon data", |
| 2053 |
indent=self.indent+1)) |
| 2054 |
|
| 2055 |
for dp in self.value[valuelen:]: |
| 2056 |
data = dp.parse(data) |
| 2057 |
|
| 2058 |
return data |
| 2059 |
|
| 2060 |
class ClipboardData(PacketPart): |
| 2061 |
|
| 2062 |
classname = "ClipboardData" |
| 2063 |
|
| 2064 |
class FormatDescription(PacketPart): |
| 2065 |
classname = "FormatDescription" |
| 2066 |
|
| 2067 |
def __init__(self, description, **kw): |
| 2068 |
PacketPart.__init__(self, description, **kw) |
| 2069 |
self.datatype = "Clipboard format description" |
| 2070 |
|
| 2071 |
def parse(self, data): |
| 2072 |
self.value.append(Integer32lePart("Numeric code", |
| 2073 |
indent=self.indent+1)) |
| 2074 |
self.value.append(UnicodeString("Text representation", 16, |
| 2075 |
indent=self.indent+1)) |
| 2076 |
|
| 2077 |
for dp in self.value: |
| 2078 |
data = dp.parse(data) |
| 2079 |
|
| 2080 |
return data |
| 2081 |
|
| 2082 |
class ChannelDataFlags(Integer32lePart): |
| 2083 |
|
| 2084 |
classname = "ChannelDataFlags" |
| 2085 |
|
| 2086 |
flags = [(1, "FLAG_FIRST"), |
| 2087 |
(2, "FLAG_LAST"), |
| 2088 |
(0, "FLAG_MIDDLE"),] |
| 2089 |
|
| 2090 |
def __init__(self, description, **kw): |
| 2091 |
PacketPart.__init__(self, description, **kw) |
| 2092 |
self.datatype = "Channel data flags" |
| 2093 |
self.owntbl = 0 |
| 2094 |
|
| 2095 |
def strvalue(self): |
| 2096 |
ret = Integer32lePart.strvalue(self)+" " |
| 2097 |
for flag, desc in self.flags: |
| 2098 |
if self.value & flag: |
| 2099 |
ret+="%s, " % desc |
| 2100 |
|
| 2101 |
return ret |
| 2102 |
|
| 2103 |
def __init__(self, description, **kw): |
| 2104 |
PacketPart.__init__(self, description, **kw) |
| 2105 |
self.datatype = "Clipboard data" |
| 2106 |
|
| 2107 |
def parse(self, data): |
| 2108 |
CHANNEL_FLAG_FIRST = 1 |
| 2109 |
CHANNEL_FLAG_LAST = 2 |
| 2110 |
cdlength = Integer32lePart("Clpbrd data length", |
| 2111 |
indent=self.indent+1) |
| 2112 |
flags = self.ChannelDataFlags("Flags", |
| 2113 |
indent=self.indent+1) |
| 2114 |
|
| 2115 |
self.value = [cdlength, flags] |
| 2116 |
|
| 2117 |
for dp in self.value: |
| 2118 |
data = dp.parse(data) |
| 2119 |
|
| 2120 |
valuelen = len(self.value) |
| 2121 |
|
| 2122 |
if flags.value == 2: # Last packet: |
| 2123 |
self.value.append(PacketPart("Clipboard data, last packet of several", indent=self.indent+1)) |
| 2124 |
elif flags.value & 0x0f == 0x3: # Single write op. |
| 2125 |
ptype0 = Integer16lePart("Ptype0", indent=self.indent+1) |
| 2126 |
ptype1 = Integer16lePart("Ptype1", indent=self.indent+1) |
| 2127 |
self.value.append(ptype0) |
| 2128 |
self.value.append(ptype1) |
| 2129 |
|
| 2130 |
for dp in self.value[valuelen:]: |
| 2131 |
data = dp.parse(data) |
| 2132 |
|
| 2133 |
valuelen = len(self.value) |
| 2134 |
|
| 2135 |
if 2 == ptype0.value: # Format announce |
| 2136 |
remlen = Integer32lePart("Remaining length", indent=self.indent+1) |
| 2137 |
self.value.append(remlen) |
| 2138 |
valuelen+=1 |
| 2139 |
data = remlen.parse(data) |
| 2140 |
|
| 2141 |
for i in range(remlen.value/36): |
| 2142 |
self.value.append(self.FormatDescription("#%d" % i, |
| 2143 |
indent=self.indent+1)) |
| 2144 |
self.value.append(Integer32lePart("Unknown (Pad?)", indent=self.indent+1)) |
| 2145 |
|
| 2146 |
elif 1 == ptype0.value or 3 == ptype0.value: # First pkt from server / answer to format announce |
| 2147 |
remlen = Integer32lePart("Remaining length", indent=self.indent+1) |
| 2148 |
self.value.append(remlen) |
| 2149 |
valuelen+=1 |
| 2150 |
data = remlen.parse(data) |
| 2151 |
|
| 2152 |
self.value.append(Integer32lePart("Unknown (Pad?)", indent=self.indent+1)) |
| 2153 |
|
| 2154 |
elif 4 == ptype0.value: # Request data |
| 2155 |
remlen = Integer32lePart("Remaining length", indent=self.indent+1) |
| 2156 |
self.value.append(remlen) |
| 2157 |
valuelen+=1 |
| 2158 |
data = remlen.parse(data) |
| 2159 |
|
| 2160 |
self.value.append(Integer32lePart("Requested format code", indent=self.indent+1)) |
| 2161 |
self.value.append(Integer32lePart("Unknown (Pad?)", indent=self.indent+1)) |
| 2162 |
|
| 2163 |
elif 5 == ptype0.value: # Send data |
| 2164 |
remlen = Integer32lePart("Remaining length", indent=self.indent+1) |
| 2165 |
self.value.append(remlen) |
| 2166 |
valuelen+=1 |
| 2167 |
data = remlen.parse(data) |
| 2168 |
|
| 2169 |
if remlen.value > 1600: |
| 2170 |
datalen = 1592 |
| 2171 |
else: |
| 2172 |
datalen = remlen.value |
| 2173 |
|
| 2174 |
self.value.append(PacketPart("Clipboard data", indent=self.indent+1, |
| 2175 |
maxlength=datalen)) |
| 2176 |
if remlen.value < 1600: |
| 2177 |
self.value.append(Integer32lePart("Unknown (Pad?)", indent=self.indent+1)) |
| 2178 |
|
| 2179 |
|
| 2180 |
elif (not (flags.value & CHANNEL_FLAG_FIRST) and not (flags.value & CHANNEL_FLAG_LAST)) or (flags.value & CHANNEL_FLAG_LAST): |
| 2181 |
self.value.append(PacketPart("Clipboard data", indent=self.indent+1)) |
| 2182 |
|
| 2183 |
for dp in self.value[valuelen:]: |
| 2184 |
data = dp.parse(data) |
| 2185 |
|
| 2186 |
return data |
| 2187 |
|
| 2188 |
|
| 2189 |
class SDINPart(PacketPart): |
| 2190 |
|
| 2191 |
classname = "SDINPart" |
| 2192 |
|
| 2193 |
def __init__(self, description, **kw): |
| 2194 |
PacketPart.__init__(self, description, **kw) |
| 2195 |
self.datatype = "SDIN data" |
| 2196 |
|
| 2197 |
def parse(self, data): |
| 2198 |
self.value.append(Integer16Part("Initiator (user id)", |
| 2199 |
indent=self.indent+1)) |
| 2200 |
self.channelid = Integer16Part("Channel id", indent=self.indent+1) |
| 2201 |
self.value.append(self.channelid) |
| 2202 |
self.value.append(Integer8Part("Flags", indent=self.indent+1)) |
| 2203 |
remaining_length = MSVariableInt("Data length", indent=self.indent+1) |
| 2204 |
self.value.append(remaining_length) |
| 2205 |
flags = Integer32lePart("Flags(?)", indent=self.indent+1) |
| 2206 |
self.value.append(flags) |
| 2207 |
|
| 2208 |
for dp in self.value: |
| 2209 |
data = dp.parse(data) |
| 2210 |
|
| 2211 |
global currentchannel |
| 2212 |
currentchannel = self.channelid.value |
| 2213 |
|
| 2214 |
valuelen = len(self.value) |
| 2215 |
|
| 2216 |
if flags.value & 0x0008: # Encrypted == have signature |
| 2217 |
self.value.append(CryptoSignature("Crypto signature", |
| 2218 |
indent=self.indent+1, maxlength=8)) |
| 2219 |
|
| 2220 |
if flags.value & 0x0080: # License packet. |
| 2221 |
self.value.append(LicensePart("", indent=self.indent+1)) |
| 2222 |
elif 1003 < self.channelid.value: |
| 2223 |
self.value.append(ClipboardData("", indent=self.indent+1)) |
| 2224 |
else: |
| 2225 |
self.value.append(SDIN_RDPData("", indent=self.indent+1)) |
| 2226 |
|
| 2227 |
try: |
| 2228 |
for dp in self.value[valuelen:]: |
| 2229 |
data = dp.parse(data) |
| 2230 |
except ValueError: |
| 2231 |
if flags.value & 0x260000: |
| 2232 |
mysterious = PacketPart("Mysterious data", |
| 2233 |
indent=self.indent+1) |
| 2234 |
self.value.append(mysterious) |
| 2235 |
data = mysterious.parse(data) |
| 2236 |
|
| 2237 |
if 0 < len(data): |
| 2238 |
rem_data = PacketPart("Remaining SDIN data", |
| 2239 |
indent=self.indent+1) |
| 2240 |
data = rem_data.parse(data) |
| 2241 |
self.value.append(rem_data) |
| 2242 |
|
| 2243 |
|
| 2244 |
return data |
| 2245 |
|
| 2246 |
class SDRQPart(PacketPart): |
| 2247 |
|
| 2248 |
classname = "SDRQPart" |
| 2249 |
|
| 2250 |
def __init__(self, description, **kw): |
| 2251 |
PacketPart.__init__(self, description, **kw) |
| 2252 |
self.datatype = "SDRQ data" |
| 2253 |
|
| 2254 |
def parse(self, data): |
| 2255 |
self.value.append(Integer16Part("Initiator (user id)", |
| 2256 |
indent=self.indent+1)) |
| 2257 |
self.channelid = Integer16Part("Channel id", indent=self.indent+1) |
| 2258 |
self.value.append(self.channelid) |
| 2259 |
self.value.append(Integer8Part("Flags", indent=self.indent+1)) |
| 2260 |
remaining_length = MSVariableInt("Data length", indent=self.indent+1) |
| 2261 |
self.value.append(remaining_length) |
| 2262 |
flags = Integer32lePart("Flags(?)", indent=self.indent+1) |
| 2263 |
self.value.append(flags) |
| 2264 |
|
| 2265 |
for dp in self.value: |
| 2266 |
data = dp.parse(data) |
| 2267 |
|
| 2268 |
global currentchannel |
| 2269 |
currentchannel = self.channelid.value |
| 2270 |
|
| 2271 |
valuelen = len(self.value) |
| 2272 |
|
| 2273 |
if flags.value & 0x0008: |
| 2274 |
cryptsig = CryptoSignature("Crypto signature", indent=self.indent+1) |
| 2275 |
cryptsig.parse(data[:8]) |
| 2276 |
data = data[8:] |
| 2277 |
self.value.append(cryptsig) |
| 2278 |
|
| 2279 |
valuelen = len(self.value) |
| 2280 |
|
| 2281 |
if flags.value & 0x0040: # RDP Logon info |
| 2282 |
self.value.append(RDPLogonPart("", indent=self.indent+1)) |
| 2283 |
|
| 2284 |
elif flags.value & 0x0080: # License neg. |
| 2285 |
self.value.append(LicensePart("", indent=self.indent+1)) |
| 2286 |
elif 1003 < self.channelid.value: |
| 2287 |
self.value.append(ClipboardData("", indent=self.indent+1)) |
| 2288 |
else: |
| 2289 |
self.value.append(SDIN_RDPData("", indent=self.indent+1)) |
| 2290 |
|
| 2291 |
elif flags.value & 0x0001: # Client random |
| 2292 |
saltlen = Integer32lePart("Client salt len", |
| 2293 |
indent=self.indent+1) |
| 2294 |
self.value.append(saltlen) |
| 2295 |
for dp in self.value[valuelen:]: |
| 2296 |
data = dp.parse(data) |
| 2297 |
valuelen = len(self.value) |
| 2298 |
|
| 2299 |
self.value.append(PacketPart("Client salt", indent=self.indent+1, |
| 2300 |
maxlength=saltlen.value)) |
| 2301 |
|
| 2302 |
else: |
| 2303 |
|
| 2304 |
self.value.append(PacketPart("Remaining SDRQ data", |
| 2305 |
indent=self.indent+1)) |
| 2306 |
|
| 2307 |
for dp in self.value[valuelen:]: |
| 2308 |
data = dp.parse(data) |
| 2309 |
|
| 2310 |
return data |
| 2311 |
|
| 2312 |
|
| 2313 |
class MCSPacket(PacketPart): |
| 2314 |
|
| 2315 |
classname = "MCSPacket" |
| 2316 |
|
| 2317 |
class MCStype8(Integer8Part): |
| 2318 |
|
| 2319 |
classname = "MCStype8" |
| 2320 |
|
| 2321 |
types = {1:('EDRQ', EDRQPart), |
| 2322 |
8:('DPUM', PacketPart), |
| 2323 |
10:('AURQ', PacketPart), |
| 2324 |
11:('AUCF', AUCFPart), |
| 2325 |
14:('CJRQ', CJRQPart), |
| 2326 |
15:('CJCF', CJCFPart), |
| 2327 |
25:('SDRQ', SDRQPart), |
| 2328 |
26:('SDIN', SDINPart)} |
| 2329 |
def strvalue(self): |
| 2330 |
return "0x%.2x (%d) %s" % (self.value, self.value, |
| 2331 |
self.typestr) |
| 2332 |
|
| 2333 |
def parse(self, data): |
| 2334 |
data = Integer8Part.parse(self, data) |
| 2335 |
self.value = self.value >> 2 |
| 2336 |
(self.typestr, self.parser) = self.types.get(self.value, |
| 2337 |
("Unknown", |
| 2338 |
PacketPart)) |
| 2339 |
return data |
| 2340 |
|
| 2341 |
class MCStype16(Integer16Part): |
| 2342 |
|
| 2343 |
classname = "MCStype16" |
| 2344 |
|
| 2345 |
types = {0x7f65:'Connect Initial', |
| 2346 |
0x7f66:'Connect Response'} |
| 2347 |
def strvalue(self): |
| 2348 |
return "0x%.4x (%d) %s" % (self.value, self.value, |
| 2349 |
self.types.get(self.value, "Unknown")) |
| 2350 |
|
| 2351 |
|
| 2352 |
def __init__(self, description, **kw): |
| 2353 |
PacketPart.__init__(self, description, **kw) |
| 2354 |
self.datatype = "MCS packet" |
| 2355 |
|
| 2356 |
def parse(self, data): |
| 2357 |
origdata = data |
| 2358 |
mcstype = self.MCStype8("MCS type", indent=self.indent+1) |
| 2359 |
ndata = mcstype.parse(data) |
| 2360 |
if 0x1f == mcstype.value: |
| 2361 |
mcstype = self.MCStype16("MCS type", indent=self.indent+1) |
| 2362 |
data = mcstype.parse(data) |
| 2363 |
else: |
| 2364 |
data = ndata |
| 2365 |
|
| 2366 |
if 0x7f65 == mcstype.value: |
| 2367 |
rempkt = MCSConnInitialPacket("", |
| 2368 |
indent=self.indent+1) |
| 2369 |
elif 0x7f66 == mcstype.value: |
| 2370 |
rempkt = MCSConnResponsePacket("", |
| 2371 |
indent=self.indent+1) |
| 2372 |
else: |
| 2373 |
self.value.append(mcstype) |
| 2374 |
rempkt = mcstype.parser("", indent=self.indent+1) |
| 2375 |
self.value.append(rempkt) |
| 2376 |
return rempkt.parse(data) |
| 2377 |
|
| 2378 |
|
| 2379 |
self.value.append(rempkt) |
| 2380 |
|
| 2381 |
# Special case - we print the type twice. Probably not good.. |
| 2382 |
data = rempkt.parse(origdata) |
| 2383 |
|
| 2384 |
return data |
| 2385 |
|
| 2386 |
|
| 2387 |
class ISOPacket(PacketPart): |
| 2388 |
|
| 2389 |
classname = "TPDU" |
| 2390 |
|
| 2391 |
class ISOPacketType(Integer8Part): |
| 2392 |
|
| 2393 |
classname = "TPDU" |
| 2394 |
|
| 2395 |
types = {0xe0:'Connection request', |
| 2396 |
0xd0:'Connection confirm', |
| 2397 |
0x80:'Disconnect request', |
| 2398 |
0xf0:'Data', |
| 2399 |
0x70:'Error'} |
| 2400 |
|
| 2401 |
def strvalue(self): |
| 2402 |
return "0x%.2x (%d) %s" % (self.value, self.value, |
| 2403 |
self.types.get(self.value, "Unknown")) |
| 2404 |
def __init__(self, description, **kw): |
| 2405 |
PacketPart.__init__(self, description, **kw) |
| 2406 |
self.datatype = "TPDU" |
| 2407 |
|
| 2408 |
def parse(self, data): |
| 2409 |
headerlen = Integer8Part("TPDU hdr length", indent=self.indent+1) |
| 2410 |
self.value.append(headerlen) |
| 2411 |
|
| 2412 |
isotype = self.ISOPacketType("TPDU packet type", indent=self.indent+1) |
| 2413 |
self.value.append(isotype) |
| 2414 |
|
| 2415 |
data = headerlen.parse(data) |
| 2416 |
data = isotype.parse(data) |
| 2417 |
|
| 2418 |
if 2 == headerlen.value: |
| 2419 |
eot = Integer8Part("TPDU eot", knvalue = 0x80, indent=self.indent+1) |
| 2420 |
self.value.append(eot) |
| 2421 |
data = eot.parse(data) |
| 2422 |
mcs = MCSPacket("", indent=self.indent+1) |
| 2423 |
self.value.append(mcs) |
| 2424 |
data = mcs.parse(data) |
| 2425 |
|
| 2426 |
else: |
| 2427 |
dst_ref = Integer16Part("Dst ref", indent=self.indent+1) |
| 2428 |
self.value.append(dst_ref) |
| 2429 |
|
| 2430 |
src_ref = Integer16Part("Src ref", indent=self.indent+1) |
| 2431 |
self.value.append(src_ref) |
| 2432 |
|
| 2433 |
cls = Integer8Part("Class", indent=self.indent+1) |
| 2434 |
self.value.append(cls) |
| 2435 |
|
| 2436 |
data = dst_ref.parse(data) |
| 2437 |
data = src_ref.parse(data) |
| 2438 |
data = cls.parse(data) |
| 2439 |
|
| 2440 |
return data |
| 2441 |
|
| 2442 |
|
| 2443 |
class TPKT(PacketPart): |
| 2444 |
|
| 2445 |
classname = "TPKT" |
| 2446 |
|
| 2447 |
def __init__(self, description, **kw): |
| 2448 |
PacketPart.__init__(self, description, **kw) |
| 2449 |
self.datatype = "TPKT" |
| 2450 |
|
| 2451 |
def parse(self, data): |
| 2452 |
|
| 2453 |
self.value.append(Integer8Part("TPKT version", indent=self.indent+1, |
| 2454 |
knvalue = 3)) |
| 2455 |
self.value.append(Integer8Part("TPKT reserved", indent=self.indent+1, |
| 2456 |
knvalue = 0)) |
| 2457 |
self.value.append(Integer16Part("TPKT length", indent=self.indent+1)) |
| 2458 |
self.value.append(ISOPacket("", indent=self.indent+1)) |
| 2459 |
|
| 2460 |
for dp in self.value: |
| 2461 |
data = dp.parse(data) |
| 2462 |
|
| 2463 |
if (0 < len(data)): |
| 2464 |
mstshash = Latin1String("mstshash", len(data)-2, nonullchar=1, |
| 2465 |
indent=self.indent+1) |
| 2466 |
self.value.append(mstshash) |
| 2467 |
data = mstshash.parse(data) |
| 2468 |
|
| 2469 |
if (0 < len(data)): |
| 2470 |
remaining = Integer16lePart("Unknown", indent=self.indent+1) |
| 2471 |
data = remaining.parse(data) |
| 2472 |
self.value.append(remaining) |
| 2473 |
|
| 2474 |
|
| 2475 |
|
| 2476 |
|
| 2477 |
|
| 2478 |
return data |
| 2479 |
|
| 2480 |
|
| 2481 |
class OrdersPart(PacketPart): |
| 2482 |
|
| 2483 |
classname = "OrdersPart" |
| 2484 |
|
| 2485 |
def __init__(self, description, **kw): |
| 2486 |
PacketPart.__init__(self, description, **kw) |
| 2487 |
self.datatype = "Orders" |
| 2488 |
|
| 2489 |
def parse(self, data): |
| 2490 |
if None != self.maxlength: |
| 2491 |
returndata = data[self.maxlength:] |
| 2492 |
data = data[:self.maxlength] |
| 2493 |
|
| 2494 |
self.value.append(Integer16lePart("Order count", |
| 2495 |
indent=self.indent+1)) |
| 2496 |
self.value.append(PacketPart("Order data", |
| 2497 |
indent=self.indent+1)) |
| 2498 |
|
| 2499 |
for dp in self.value: |
| 2500 |
data = dp.parse(data) |
| 2501 |
|
| 2502 |
return returndata |
| 2503 |
|
| 2504 |
|
| 2505 |
|
| 2506 |
class BitmapUpdatePart(PacketPart): |
| 2507 |
|
| 2508 |
classname = "BitmapUpdatePart" |
| 2509 |
|
| 2510 |
class UpdateSubPart(PacketPart): |
| 2511 |
|
| 2512 |
classname = "UpdateSubPart" |
| 2513 |
|
| 2514 |
def __init__(self, description, **kw): |
| 2515 |
PacketPart.__init__(self, description, **kw) |
| 2516 |
self.datatype = "Bitmap update subpart" |
| 2517 |
|
| 2518 |
def parse(self, data): |
| 2519 |
pad = Integer16lePart("Pad?", indent=self.indent+1) |
| 2520 |
left = Integer16lePart("Left", indent=self.indent+1) |
| 2521 |
top = Integer16lePart("Top", indent=self.indent+1) |
| 2522 |
right = Integer16lePart("Right", indent=self.indent+1) |
| 2523 |
bottom = Integer16lePart("Bottom", indent=self.indent+1) |
| 2524 |
width = Integer16lePart("Width", indent=self.indent+1) |
| 2525 |
height = Integer16lePart("Height", indent=self.indent+1) |
| 2526 |
bpp = Integer16lePart("bpp", indent=self.indent+1) |
| 2527 |
compress = Integer16lePart("Compress", indent=self.indent+1) |
| 2528 |
bufsize = Integer16lePart("Bufsize", indent=self.indent+1) |
| 2529 |
|
| 2530 |
self.value = [pad, left, top, right, bottom, width, |
| 2531 |
height, bpp, compress, bufsize] |
| 2532 |
|
| 2533 |
for dp in self.value: |
| 2534 |
data = dp.parse(data) |
| 2535 |
|
| 2536 |
bmpdata = None |
| 2537 |
Bpp = (bpp.value+7) / 8 |
| 2538 |
|
| 2539 |
if not compress.value: |
| 2540 |
bmpdata = PacketPart("BMP data (not compressed)", indent=self.indent+1, |
| 2541 |
maxlength=width.value*height.value*Bpp) |
| 2542 |
data = bmpdata.parse(data) |
| 2543 |
self.value.append(bmpdata) |
| 2544 |
return data |
| 2545 |
|
| 2546 |
valuelen = len(self.value) |
| 2547 |
|
| 2548 |
if compress.value & 0x400: |
| 2549 |
size = bufsize |
| 2550 |
else: |
| 2551 |
self.value.append(Integer16Part("Pad", indent=self.indent+1)) |
| 2552 |
size = Integer16lePart("Size", indent=self.indent+1) |
| 2553 |
self.value.append(size) |
| 2554 |
self.value.append(Integer16lePart("Line size", indent=self.indent+1)) |
| 2555 |
self.value.append(Integer16lePart("Final size", indent=self.indent+1)) |
| 2556 |
for dp in self.value[valuelen:]: |
| 2557 |
data = dp.parse(data) |
| 2558 |
|
| 2559 |
bmpdata = PacketPart("BMP data (compressed)", indent=self.indent+1, |
| 2560 |
maxlength=size.value) |
| 2561 |
data = bmpdata.parse(data) |
| 2562 |
self.value.append(bmpdata) |
| 2563 |
return data |
| 2564 |
|
| 2565 |
def __init__(self, description, **kw): |
| 2566 |
PacketPart.__init__(self, description, **kw) |
| 2567 |
self.datatype = "Bitmap update" |
| 2568 |
|
| 2569 |
def parse(self, data): |
| 2570 |
if None != self.maxlength: |
| 2571 |
returndata = data[self.maxlength:] |
| 2572 |
data = data[:self.maxlength] |
| 2573 |
|
| 2574 |
num_updates = Integer16lePart("# of updates", indent=self.indent+1) |
| 2575 |
data = num_updates.parse(data) |
| 2576 |
self.value.append(num_updates) |
| 2577 |
|
| 2578 |
for i in range(num_updates.value): |
| 2579 |
self.value.append(self.UpdateSubPart("%d" % i, indent=self.indent+1)) |
| 2580 |
|
| 2581 |
for dp in self.value[1:]: |
| 2582 |
data = dp.parse(data) |
| 2583 |
|
| 2584 |
if 0 < len(data): |
| 2585 |
remaining_data = PacketPart("Remaining Bitmap update data", indent=self.indent+1) |
| 2586 |
remaining_data.parse(data) |
| 2587 |
self.value.append(remaining_data) |
| 2588 |
|
| 2589 |
return returndata |
| 2590 |
|
| 2591 |
class RDP5Packet(PacketPart): |
| 2592 |
|
| 2593 |
classname = "RDP5Packet" |
| 2594 |
|
| 2595 |
class RDP5StartByte(Integer8Part): |
| 2596 |
|
| 2597 |
classname = "RDP5StartByte" |
| 2598 |
|
| 2599 |
def strvalue(self): |
| 2600 |
ret = Integer8Part.strvalue(self) |
| 2601 |
if self.value & 0x80: |
| 2602 |
ret+=", encrypted" |
| 2603 |
ret+=", %d inputs" % ((self.value & 124) >> 2) |
| 2604 |
return ret |
| 2605 |
|
| 2606 |
class RDP5PacketType(Enumerated): |
| 2607 |
|
| 2608 |
classname = "RDP5PacketType" |
| 2609 |
|
| 2610 |
def __init__(self, description, **kw): |
| 2611 |
Enumerated.__init__(self, description, **kw) |
| 2612 |
self.datatype = "RDP5 packetpart" |
| 2613 |
|
| 2614 |
results = {0x00:('Orders', OrdersPart), |
| 2615 |
0x01:('Bitmap update', BitmapUpdatePart), |
| 2616 |
0x02:'Palette', |
| 2617 |
0x03:'Palette with offset 3(?)', |
| 2618 |
0x05:'NullSystemPointer(?)', |
| 2619 |
0x06:'DefaultSystemPointer(?)', |
| 2620 |
0x07:'MonoPointer(?)', |
| 2621 |
0x08:'Position(?)', |
| 2622 |
0x09:'ColourPointer(?)', |
| 2623 |
0x0a:'CachedPointer(?)', |
| 2624 |
0x0b:'Mouse pointer (b/w)'} |
| 2625 |
|
| 2626 |
def __init__(self, description, **kw): |
| 2627 |
PacketPart.__init__(self, description, **kw) |
| 2628 |
self.datatype = "RDP5 packet" |
| 2629 |
|
| 2630 |
def encrypted(self): |
| 2631 |
return self.startbyte.value & 0x80 |
| 2632 |
|
| 2633 |
def parse(self, data): |
| 2634 |
self.startbyte = self.RDP5StartByte("RDP5 start byte", |
| 2635 |
indent=self.indent+1) |
| 2636 |
self.value.append(self.startbyte) |
| 2637 |
|
| 2638 |
remaining_length = MSVariableInt("Packet length", |
| 2639 |
indent=self.indent+1, |
| 2640 |
knvalue=len(data)) |
| 2641 |
self.value.append(remaining_length) |
| 2642 |
|
| 2643 |
valuelen = len(self.value) |
| 2644 |
|
| 2645 |
for dp in self.value: |
| 2646 |
data = dp.parse(data) |
| 2647 |
|
| 2648 |
if self.encrypted(): |
| 2649 |
cryptsig = PacketPart("Cryptsig", indent=self.indent+1) |
| 2650 |
self.value.append(cryptsig) |
| 2651 |
cryptsig.parse(data[:8]) |
| 2652 |
data = data[8:] |
| 2653 |
valuelen+=1 |
| 2654 |
|
| 2655 |
while 0 < len(data): |
| 2656 |
pt = self.RDP5PacketType("", |
| 2657 |
indent=self.indent+2) |
| 2658 |
self.value.append(pt) |
| 2659 |
data = pt.parse(data) |
| 2660 |
partlen = Integer16lePart("Partlen(?)", |
| 2661 |
indent=self.indent+2) |
| 2662 |
self.value.append(partlen) |
| 2663 |
data = partlen.parse(data) |
| 2664 |
|
| 2665 |
partdata = pt.parser("Part data", indent=self.indent+3, |
| 2666 |
maxlength=partlen.value) |
| 2667 |
data = partdata.parse(data) |
| 2668 |
self.value.append(partdata) |
| 2669 |
|
| 2670 |
remaining_data = PacketPart("Remaining data", |
| 2671 |
indent=self.indent+1) |
| 2672 |
self.value.append(remaining_data) |
| 2673 |
return remaining_data.parse(data) |
| 2674 |
|
| 2675 |
class LaTeXindex: |
| 2676 |
def __init__(self): |
| 2677 |
self.figs = [] |
| 2678 |
|
| 2679 |
def append(self, filename, description): |
| 2680 |
self.figs.append((filename, description)) |
| 2681 |
|
| 2682 |
def __str__(self): |
| 2683 |
ret = """ |
| 2684 |
\\documentclass{report} |
| 2685 |
\\usepackage[english]{babel} |
| 2686 |
\\usepackage[latin1]{inputenc} |
| 2687 |
\\usepackage{graphicx} |
| 2688 |
\\begin{document} |
| 2689 |
|
| 2690 |
""" |
| 2691 |
for (filename, description) in self.figs: |
| 2692 |
ret+= """ |
| 2693 |
\\begin{figure}[h] |
| 2694 |
\\includegraphics{%s.eps} |
| 2695 |
\\caption{%s} |
| 2696 |
\\label{fig:%s} |
| 2697 |
\\end{figure} |
| 2698 |
|
| 2699 |
""" % (filename, description, filename) |
| 2700 |
|
| 2701 |
ret+= """ |
| 2702 |
\\end{document} |
| 2703 |
|
| 2704 |
|
| 2705 |
""" |
| 2706 |
return ret |
| 2707 |
|
| 2708 |
|
| 2709 |
|
| 2710 |
|
| 2711 |
|
| 2712 |
clsrefs = {} |
| 2713 |
|
| 2714 |
|
| 2715 |
def create_tbl(ofile, p, origin, totpacketno, packetno, |
| 2716 |
location, classnames, infilename): |
| 2717 |
if "Server" == origin: |
| 2718 |
origin = "S" |
| 2719 |
else: |
| 2720 |
origin = "C" |
| 2721 |
|
| 2722 |
class PlaceHolder(PacketPart): |
| 2723 |
def strvalue(self): |
| 2724 |
return self.value |
| 2725 |
|
| 2726 |
def rec(part, res, packetno): |
| 2727 |
if type([]) == type(part.value): |
| 2728 |
newvalue = [] |
| 2729 |
partno = 0 |
| 2730 |
for subpart in part.value: |
| 2731 |
if isinstance(subpart, PacketPart) and subpart.owntbl: |
| 2732 |
subpart.packetno = "%s%d" % (packetno, partno) |
| 2733 |
res.append(subpart) |
| 2734 |
rec(subpart, res, "%s%d-" % (packetno, partno)) |
| 2735 |
|
| 2736 |
placeholder = PlaceHolder(subpart.description) |
| 2737 |
placeholder.datatype = subpart.datatype |
| 2738 |
placeholder.value = "See %s%s%d" % (origin, packetno, partno) |
| 2739 |
newvalue.append(placeholder) |
| 2740 |
|
| 2741 |
partno+=1 |
| 2742 |
else: |
| 2743 |
newvalue.append(subpart) |
| 2744 |
part.value = newvalue |
| 2745 |
|
| 2746 |
|
| 2747 |
if 0 == totpacketno: |
| 2748 |
return |
| 2749 |
|
| 2750 |
res = [p] |
| 2751 |
p.packetno = packetno |
| 2752 |
rec(p, res, "%d-" % packetno) |
| 2753 |
|
| 2754 |
outfile = None |
| 2755 |
|
| 2756 |
for ppart in res: |
| 2757 |
if location: |
| 2758 |
if outfile: |
| 2759 |
outfile.close() |
| 2760 |
if classnames: |
| 2761 |
num = 0 |
| 2762 |
if clsrefs.has_key(ppart.classname): |
| 2763 |
num = clsrefs[ppart.classname] |
| 2764 |
clsrefs[ppart.classname]+=1 |
| 2765 |
else: |
| 2766 |
clsrefs[ppart.classname]=1 |
| 2767 |
path = os.path.join(location, "%s-%d-%s%d-%s-%d.tbl" % (infilename.replace(".", "-"), totpacketno, origin, packetno, ppart.classname, num)) |
| 2768 |
else: |
| 2769 |
path = os.path.join(location, "%s%s.tbl" % (origin, ppart.packetno)) |
| 2770 |
outfile = open(path, 'w') |
| 2771 |
else: |
| 2772 |
outfile = ofile |
| 2773 |
print >> outfile, """ |
| 2774 |
.TS |
| 2775 |
box; |
| 2776 |
lB| cB s s s s |
| 2777 |
r l l l l l |
| 2778 |
r l l l l l. |
| 2779 |
%s%s (%s)\t%s %s\t |
| 2780 |
_ |
| 2781 |
Offset\tDatatype\tDescription\tExpected value\tValue\t |
| 2782 |
_""" % (origin, ppart.packetno, ppart.classname, ppart.datatype, ppart.description) |
| 2783 |
|
| 2784 |
s = "" |
| 2785 |
offset = 0 |
| 2786 |
if type([]) == type(ppart.value): |
| 2787 |
for subpart in ppart.value: |
| 2788 |
if type("") == type(subpart): |
| 2789 |
print >> outfile, "(str)\t\t\t%s\t" % (subpart) |
| 2790 |
else: |
| 2791 |
print >> outfile, "%d\t%s" % (offset, |
| 2792 |
subpart.tblvalue(offset=offset)) |
| 2793 |
offset+=len(subpart) |
| 2794 |
|
| 2795 |
else: |
| 2796 |
s = "off\t%s\t%s\t" % (ppart.datatype, |
| 2797 |
ppart.description) |
| 2798 |
if None != ppart.knvalue: |
| 2799 |
s+=str(ppart.knvalue) |
| 2800 |
s+="\t%s\t" % ppart.value |
| 2801 |
print >> outfile, s |
| 2802 |
print >> outfile, ".TE\n" |
| 2803 |
|
| 2804 |
|
| 2805 |
def create_latex(ofile, p, origin, totpacketno, packetno, |
| 2806 |
location, classnames, infilename): |
| 2807 |
if "Server" == origin: |
| 2808 |
origin = "S" |
| 2809 |
else: |
| 2810 |
origin = "C" |
| 2811 |
|
| 2812 |
class PlaceHolder(PacketPart): |
| 2813 |
def strvalue(self): |
| 2814 |
return self.value |
| 2815 |
|
| 2816 |
def rec(part, res, packetno): |
| 2817 |
if type([]) == type(part.value): |
| 2818 |
newvalue = [] |
| 2819 |
partno = 0 |
| 2820 |
for subpart in part.value: |
| 2821 |
if isinstance(subpart, PacketPart) and subpart.owntbl: |
| 2822 |
subpart.packetno = "%s%d" % (packetno, partno) |
| 2823 |
res.append(subpart) |
| 2824 |
rec(subpart, res, "%s%d-" % (packetno, partno)) |
| 2825 |
|
| 2826 |
placeholder = PlaceHolder(subpart.description) |
| 2827 |
placeholder.datatype = subpart.datatype |
| 2828 |
placeholder.value = "\pktref{%s%s%d}" % (origin, |
| 2829 |
packetno, |
| 2830 |
partno) |
| 2831 |
newvalue.append(placeholder) |
| 2832 |
|
| 2833 |
partno+=1 |
| 2834 |
else: |
| 2835 |
newvalue.append(subpart) |
| 2836 |
part.value = newvalue |
| 2837 |
|
| 2838 |
|
| 2839 |
if 0 == totpacketno: |
| 2840 |
return |
| 2841 |
|
| 2842 |
res = [p] |
| 2843 |
p.packetno = packetno |
| 2844 |
rec(p, res, "%d-" % packetno) |
| 2845 |
|
| 2846 |
outfile = None |
| 2847 |
|
| 2848 |
summaryfile = open(os.path.join(location, "%s-%d-summary.tex" % (infilename.replace(".", "-"), totpacketno)), 'w') |
| 2849 |
|
| 2850 |
print >> summaryfile, """ |
| 2851 |
\\begin{tabular}{l}""" |
| 2852 |
|
| 2853 |
fname = "" |
| 2854 |
|
| 2855 |
i = 0 |
| 2856 |
for ppart in res: |
| 2857 |
if location: |
| 2858 |
if outfile: |
| 2859 |
outfile.close() |
| 2860 |
if classnames: |
| 2861 |
num = 0 |
| 2862 |
if clsrefs.has_key(ppart.classname): |
| 2863 |
num = clsrefs[ppart.classname] |
| 2864 |
clsrefs[ppart.classname]+=1 |
| 2865 |
else: |
| 2866 |
clsrefs[ppart.classname]=1 |
| 2867 |
fname = "%s-%d-%s%d-%s-%d.tex" % (infilename.replace(".", "-"), totpacketno, origin, packetno, ppart.classname, num) |
| 2868 |
else: |
| 2869 |
fname = "%s%s.tex" % (origin, ppart.packetno) |
| 2870 |
outfile = open(os.path.join(location, fname), 'w') |
| 2871 |
else: |
| 2872 |
outfile = ofile |
| 2873 |
print >> outfile, LaTeX_escape("\pkttab{%s%s}{%s %s}{\n" % (origin, ppart.packetno, ppart.datatype, ppart.description)) |
| 2874 |
|
| 2875 |
|
| 2876 |
s = "" |
| 2877 |
offset = 0 |
| 2878 |
if type([]) == type(ppart.value): |
| 2879 |
for subpart in ppart.value: |
| 2880 |
if type("") == type(subpart): |
| 2881 |
print >> outfile, LaTeX_escape("(str)&&&&%s\\\\" % (subpart)) |
| 2882 |
else: |
| 2883 |
print >> outfile, LaTeX_escape("%d & %s" % (offset, |
| 2884 |
subpart.latexvalue(offset=offset))) |
| 2885 |
offset+=len(subpart) |
| 2886 |
|
| 2887 |
else: |
| 2888 |
s = "off & %s & %s & " % (ppart.datatype, |
| 2889 |
ppart.description) |
| 2890 |
if None != ppart.knvalue: |
| 2891 |
s+=str(ppart.knvalue) |
| 2892 |
s+="& %s \\\\" % ppart.value |
| 2893 |
print >> outfile, LaTeX_escape(s) |
| 2894 |
print >> outfile, "}\n" |
| 2895 |
if id(ppart) != id(res[-1:][0]): |
| 2896 |
print >> summaryfile, "\input{%s}\\\\[\\betweenpktheight]" % os.path.join("figures", "pktfigs", fname) |
| 2897 |
else: |
| 2898 |
print >> summaryfile, "\input{%s}\\\\" % os.path.join("figures", "pktfigs", fname) |
| 2899 |
|
| 2900 |
print >> summaryfile, """\n\\end{tabular}""" |
| 2901 |
|
| 2902 |
|
| 2903 |
|
| 2904 |
|
| 2905 |
|
| 2906 |
|
| 2907 |
def parse_rdpproxy(infile, outfile, outputformat, location, |
| 2908 |
classnames, infilename, wantedchannels, quiet): |
| 2909 |
pktre = re.compile("#([0-9]*?), #([0-9]*?) from (Server|Client), type (TPKT|RDP5), l: ([0-9]*), ") |
| 2910 |
databeginre = re.compile("^0000 [0-9]{2} ") |
| 2911 |
line = infile.readline() |
| 2912 |
while line: |
| 2913 |
mo = pktre.search(line) |
| 2914 |
if None != mo: |
| 2915 |
headerline = line |
| 2916 |
totpacketno = int(mo.group(1)) |
| 2917 |
partpacketno = int(mo.group(2)) |
| 2918 |
part = mo.group(3) |
| 2919 |
pkttype = mo.group(4) |
| 2920 |
pktlength = int(mo.group(5)) |
| 2921 |
line = infile.readline() |
| 2922 |
while None == databeginre.search(line): # Unknown data, print. |
| 2923 |
line = infile.readline() |
| 2924 |
# We are now expecting pktlength bytes of data |
| 2925 |
data = line[5:53] |
| 2926 |
lines = pktlength / 16 |
| 2927 |
if pktlength % 16: |
| 2928 |
lines+=1 |
| 2929 |
lines-=1 |
| 2930 |
for i in range(lines): |
| 2931 |
thisdata = infile.readline()[5:53] |
| 2932 |
data+= thisdata |
| 2933 |
data = map(lambda x: string.atoi(x, 16), data.strip().split(' ')) |
| 2934 |
remaining = [] |
| 2935 |
if "TPKT" == pkttype: |
| 2936 |
p = TPKT("from %s" % part) |
| 2937 |
remaining = p.parse(data) |
| 2938 |
elif "RDP5" == pkttype: |
| 2939 |
p = RDP5Packet("from %s" % part) |
| 2940 |
remaining = p.parse(data) |
| 2941 |
global currentchannel |
| 2942 |
if 0 < len(wantedchannels) and currentchannel not in wantedchannels: |
| 2943 |
line = infile.readline() |
| 2944 |
continue |
| 2945 |
currentchannel = 0 |
| 2946 |
if "TBL" == outputformat: |
| 2947 |
create_tbl(outfile, p, part, totpacketno, partpacketno, location, classnames, infilename) |
| 2948 |
elif "LATEX" == outputformat: |
| 2949 |
create_latex(outfile, p, part, totpacketno, partpacketno, location, classnames, infilename) |
| 2950 |
else: |
| 2951 |
if not quiet: |
| 2952 |
outfile.write(headerline) |
| 2953 |
print >> outfile, p |
| 2954 |
if 0 < len(remaining): |
| 2955 |
rempkt = PacketPart("Remaining data") |
| 2956 |
rempkt.parse(remaining) |
| 2957 |
print >> outfile, rempkt |
| 2958 |
|
| 2959 |
else: # Unknown data line, just print it out. |
| 2960 |
if not quiet and "TXT" == outputformat: |
| 2961 |
outfile.write("Unknown data: %s" % line) |
| 2962 |
|
| 2963 |
outfile.flush() |
| 2964 |
line = infile.readline() |
| 2965 |
|
| 2966 |
|
| 2967 |
|
| 2968 |
def print_usage(progname): |
| 2969 |
print "%s <infile> <outfile>" % progname |
| 2970 |
print "<infile> and <outfile> may be '-' to use stdin/stdout" |
| 2971 |
print |
| 2972 |
print "OPTIONS is zero or more of the following:" |
| 2973 |
print "-f <outputformat> specifies that another format than text is wanted." |
| 2974 |
print " Possible formats are TXT (default), TBL and LATEX" |
| 2975 |
print "-l Specifies where the files produced by the TBL and LATEX formats should be written." |
| 2976 |
print " When this flag is used, outfile can be left out" |
| 2977 |
print "-n Use the names of the classes when printing out TBL and LATEX" |
| 2978 |
print "-c <channels> Print only output from specific channels." |
| 2979 |
print "-q Be quiet." |
| 2980 |
print "--help Print this not very helpful message :-)" |
| 2981 |
print |
| 2982 |
|
| 2983 |
if '__main__' == __name__: |
| 2984 |
now = time.time() |
| 2985 |
optlist, args = getopt.getopt(sys.argv[1:], 'f:l:ni:c:q') |
| 2986 |
|
| 2987 |
outputformat = "TXT" |
| 2988 |
location = None |
| 2989 |
classnames = None |
| 2990 |
ltxindex_out = None |
| 2991 |
channels = [] |
| 2992 |
quiet = 0 |
| 2993 |
for arg, opt in optlist: |
| 2994 |
if '-f' == arg: |
| 2995 |
outputformat = opt |
| 2996 |
if '-l' == arg: |
| 2997 |
location = opt |
| 2998 |
if '-n' == arg: |
| 2999 |
classnames = 1 |
| 3000 |
if '-c' == arg: |
| 3001 |
channels = map(int, opt.split(',')) |
| 3002 |
if '-q' == arg: |
| 3003 |
quiet = 1 |
| 3004 |
if '--help' == arg: |
| 3005 |
print_usage(sys.argv[0]) |
| 3006 |
sys.exit(0) |
| 3007 |
|
| 3008 |
if len(args) < 2 and not location: |
| 3009 |
print_usage(sys.argv[0]) |
| 3010 |
sys.exit(0) |
| 3011 |
|
| 3012 |
infile = sys.stdin |
| 3013 |
outfile = sys.stdout |
| 3014 |
|
| 3015 |
infilename = "stdin" |
| 3016 |
|
| 3017 |
if '-' != args[0]: |
| 3018 |
infilename = os.path.basename(args[0]) |
| 3019 |
infile = open(args[0], 'r') |
| 3020 |
if not location and '-' != args[1]: |
| 3021 |
outfile = open(args[1], 'w') |
| 3022 |
|
| 3023 |
parse_rdpproxy(infile, outfile, outputformat, location, |
| 3024 |
classnames, infilename, channels, quiet) |
| 3025 |
|
| 3026 |
print "Total processing time: %.2f seconds" % (time.time() - now) |
| 3027 |
|
| 3028 |
if sys.stdin != outfile: |
| 3029 |
infile.close() |
| 3030 |
if sys.stdout != outfile: |
| 3031 |
outfile.close() |
| 3032 |
|
| 3033 |
|
| 3034 |
# sys.argv = ["ARGL!", '/home/forsberg/xjobb/sniff/w2ktsk.1.out', '/home/forsberg/xjobb/rdpproxy/p.out'] |
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