src/m_jvmdebug.cc

   1 ///
   2 /// \file       m_jvmdebug.cc
   3 ///             Mode class for the JVMDebug mode
   4 ///
   5
   6 /*
   7     Copyright (C) 2005-2010, Net Direct Inc. (http://www.netdirect.ca/)
   8     Copyright (C) 2008-2009, Nicolas VIVIEN
   9
  10     This program is free software; you can redistribute it and/or modify
  11     it under the terms of the GNU General Public License as published by
  12     the Free Software Foundation; either version 2 of the License, or
  13     (at your option) any later version.
  14
  15     This program is distributed in the hope that it will be useful,
  16     but WITHOUT ANY WARRANTY; without even the implied warranty of
  17     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  18
  19     See the GNU General Public License in the COPYING file at the
  20     root directory of this project for more details.
  21 */
  22
  23 #include "m_jvmdebug.h"
  24 #include "data.h"
  25 #include "protocol.h"
  26 #include "protostructs.h"
  27 #include "packet.h"
  28 #include "endian.h"
  29 #include "error.h"
  30 #include "usbwrap.h"
  31 #include "controller.h"
  32 #include "cod.h"
  33 #include <stdexcept>
  34 #include <sstream>
  35 #include <iomanip>
  36 #include <vector>
  37 #include <string.h>
  38 #include <time.h>
  39 #include <stdio.h>
  40
  41 #include "debug.h"
  42
  43 using namespace std;
  44 using namespace Barry::Protocol;
  45
  46 namespace Barry {
  47
  48 ///////////////////////////////////////////////////////////////////////////////
  49 // JDModulesList class
  50
  51 void JVMModulesList::Parse(const Data &entry_packet)
  52 {
  53         uint16_t count = 0;
  54
  55         size_t size = entry_packet.GetSize();
  56
  57         while (count < size) {
  58                 uint16_t len = 0;
  59
  60                 const unsigned char *ptr = (entry_packet.GetData() + count);
  61                 Protocol::JVMModulesEntry *e = (Protocol::JVMModulesEntry *) ptr;
  62
  63                 len = SB_JVMMODULES_ENTRY_HEADER_SIZE + be_btohs(e->sizename);
  64                 if( (count + len) > size )
  65                         break;
  66
  67                 JVMModulesEntry entry;
  68
  69                 entry.Id = be_btohl(e->id);
  70                 entry.UniqueID = be_btohl(e->uniqueId);
  71                 (entry.Name).assign((char *) (ptr + SB_JVMMODULES_ENTRY_HEADER_SIZE), be_btohs(e->sizename));
  72
  73                 push_back(entry);
  74
  75                 count += len;
  76         }
  77 }
  78
  79
  80 void JVMModulesList::Dump(std::ostream &os) const
  81 {
  82         const_iterator i = begin(), e = end();
  83
  84         os << "     ID     " << "|";
  85         os << "  UniqueID  " << "|";
  86         os << " Module Name" << endl;
  87
  88         os << "------------+";
  89         os << "------------+";
  90         os << "-------------";
  91         os << endl;
  92
  93         for( ; i != e; ++i ) {
  94                 (*i).Dump(os);
  95         }
  96 }
  97
  98
  99 ///////////////////////////////////////////////////////////////////////////////
 100 // JVMModulesEntry class
 101
 102 void JVMModulesEntry::Dump(std::ostream &os) const
 103 {
 104         os << " 0x" << setfill('0') << setw(8) << hex << Id << " |";
 105         os << " 0x" << setfill('0') << setw(8) << hex << UniqueID << " |";
 106         os << " " << Name << endl;
 107 }
 108
 109
 110 ///////////////////////////////////////////////////////////////////////////////
 111 // JVMThreadsList class
 112
 113 void JVMThreadsList::Parse(const Data &entry_packet)
 114 {
 115         uint16_t count = 0;
 116
 117         size_t size = entry_packet.GetSize();
 118
 119         while (count < size) {
 120                 uint16_t len = 0;
 121
 122                 const unsigned char *ptr = (entry_packet.GetData() + count);
 123                 uint32_t *e = (uint32_t *) ptr;
 124
 125                 len = sizeof(uint32_t);
 126                 if( (count + len) > size )
 127                         break;
 128
 129                 JVMThreadsEntry entry;
 130
 131                 entry.Id = be_btohl(*e);
 132
 133                 push_back(entry);
 134
 135                 count += len;
 136         }
 137 }
 138
 139
 140 void JVMThreadsList::Dump(std::ostream &os) const
 141 {
 142         const_iterator i = begin(), e = end();
 143
 144         os << "  Thread  " << "|";
 145         os << "  Address   " << "|";
 146         os << " Byte " << "|";
 147         os << " Unknown01  " << "|";
 148         os << " Unknown02  " << "|";
 149         os << " Unknown03  " << "|";
 150         os << " Unknown04  " << "|";
 151         os << " Unknown05  " << "|";
 152         os << " Unknown06  " << "|";
 153
 154         os << "------------+";
 155         os << "------------+";
 156         os << "------+";
 157         os << "------------+";
 158         os << "------------+";
 159         os << "------------+";
 160         os << "------------+";
 161         os << "------------+";
 162         os << "-------------";
 163         os << endl;
 164
 165         for(int k=0 ; i != e; ++i, k++ ) {
 166                 (*i).Dump(os, k);
 167         }
 168 }
 169
 170
 171 void JVMThreadsEntry::Dump(std::ostream &os, int num) const
 172 {
 173         os << " " << setfill(' ') << setw(8) << dec << num << " |";
 174         os << " 0x" << setfill('0') << setw(8) << hex << (Id) << " |";
 175         os << " 0x" << setfill('0') << setw(2) << hex << (Byte) << " |";
 176         os << " 0x" << setfill('0') << setw(8) << hex << (Address) << " |";
 177         os << " 0x" << setfill('0') << setw(8) << hex << (Unknown01) << " |";
 178         os << " 0x" << setfill('0') << setw(8) << hex << (Unknown02) << " |";
 179         os << " 0x" << setfill('0') << setw(8) << hex << (Unknown03) << " |";
 180         os << " 0x" << setfill('0') << setw(8) << hex << (Unknown04) << " |";
 181         os << " 0x" << setfill('0') << setw(8) << hex << (Unknown05) << " |";
 182         os << " 0x" << setfill('0') << setw(8) << hex << (Unknown06) << endl;
 183 }
 184
 185
 186 namespace Mode {
 187
 188 ///////////////////////////////////////////////////////////////////////////////
 189 // JVMDebug Mode class
 190
 191 JVMDebug::JVMDebug(Controller &con)
 192         : Mode(con, Controller::JVMDebug)
 193         , m_Attached(false)
 194 {
 195 }
 196
 197 JVMDebug::~JVMDebug()
 198 {
 199         if( m_Attached )
 200                 Detach();
 201 }
 202
 203 ///////////////////////////////////////////////////////////////////////////////
 204 // protected members
 205
 206
 207 ///////////////////////////////////////////////////////////////////////////////
 208 // public API
 209
 210 void JVMDebug::OnOpen()
 211 {
 212         m_socket->InitSequence();
 213 }
 214
 215 // FIXME - is this necessary?  and if it is, wouldn't it be better
 216 // in the m_jvmdebug mode class?  I'm not convinced that applications
 217 // should have to bother with socket-level details.
 218 void JVMDebug::Close()
 219 {
 220         if( m_ModeSocket ) {
 221                 m_socket->Close();
 222                 m_socket.reset();
 223                 m_ModeSocket = 0;
 224         }
 225 }
 226
 227 //
 228 // Attach
 229 //
 230 /// These commands are sent to prepare the debug communication.
 231 /// Must be called at the start of a JVMDebug session.
 232 ///
 233 void JVMDebug::Attach()
 234 {
 235 }
 236
 237 //
 238 // Detach
 239 //
 240 /// Must be called at the end of a JVMDebug session.  The JVM_GOODBYE
 241 /// command is sent to the device.
 242 ///
 243 void JVMDebug::Detach()
 244 {
 245 }
 246
 247
 248 void JVMDebug::ThrowJVMError(const std::string &msg, uint8_t cmd)
 249 {
 250         std::ostringstream oss;
 251         oss << msg << ": unexpected packet command code: 0x"
 252                 << std::hex << (unsigned int) cmd;
 253         throw Error(oss.str());
 254 }
 255
 256
 257 //
 258 // Unknown 01 ???
 259 //
 260 void JVMDebug::Unknown01()
 261 {
 262         uint16_t expect = 0;
 263
 264         Data command(-1, 8), response;
 265         JVMPacket packet(command, response);
 266
 267         // Send the command packet
 268         packet.Unknown01();
 269         m_socket->Packet(packet);
 270         expect = packet.Size();
 271
 272         if (expect == 0)
 273                 return;
 274
 275         // Read the data stream
 276         m_socket->ReceiveData(response);
 277
 278         size_t bytereceived = response.GetSize() - SB_JVMPACKET_HEADER_SIZE;
 279
 280         // Check the size read into the previous packet
 281         if( expect != bytereceived ) {
 282                 ThrowJVMError("JVMDebug::Attach expect", expect);
 283         }
 284 }
 285
 286
 287 //
 288 // Unknown 02 ???
 289 //
 290 void JVMDebug::Unknown02()
 291 {
 292         uint16_t expect = 0;
 293
 294         Data command(-1, 8), response;
 295         JVMPacket packet(command, response);
 296
 297         // Send the command packet
 298         packet.Unknown02();
 299         m_socket->Packet(packet);
 300         expect = packet.Size();
 301
 302         if (expect == 0)
 303                 return;
 304
 305         // Read the data stream
 306         m_socket->ReceiveData(response);
 307
 308         size_t bytereceived = response.GetSize() - SB_JVMPACKET_HEADER_SIZE;
 309
 310         // Check the size read into the previous packet
 311         if( expect != bytereceived ) {
 312                 ThrowJVMError("JVMDebug::Attach expect", expect);
 313         }
 314 }
 315
 316
 317 //
 318 // Unknown 03 ???
 319 //
 320 void JVMDebug::Unknown03()
 321 {
 322         uint16_t expect = 0;
 323
 324         Data command(-1, 8), response;
 325         JVMPacket packet(command, response);
 326
 327         // Send the command packet
 328         packet.Unknown03();
 329         m_socket->Packet(packet);
 330         expect = packet.Size();
 331
 332         if (expect == 0)
 333                 return;
 334
 335         // Read the data stream
 336         m_socket->ReceiveData(response);
 337
 338         size_t bytereceived = response.GetSize() - SB_JVMPACKET_HEADER_SIZE;
 339
 340         // Check the size read into the previous packet
 341         if( expect != bytereceived ) {
 342                 ThrowJVMError("JVMDebug::Attach expect", expect);
 343         }
 344 }
 345
 346
 347 //
 348 // Unknown 04 ???
 349 //
 350 void JVMDebug::Unknown04()
 351 {
 352         uint16_t expect = 0;
 353
 354         Data command(-1, 8), response;
 355         JVMPacket packet(command, response);
 356
 357         // Send the command packet
 358         packet.Unknown04();
 359         m_socket->Packet(packet);
 360         expect = packet.Size();
 361
 362         if (expect == 0)
 363                 return;
 364
 365         // Read the data stream
 366         m_socket->ReceiveData(response);
 367
 368         size_t bytereceived = response.GetSize() - SB_JVMPACKET_HEADER_SIZE;
 369
 370         // Check the size read into the previous packet
 371         if( expect != bytereceived ) {
 372                 ThrowJVMError("JVMDebug::Attach expect", expect);
 373         }
 374 }
 375
 376
 377 //
 378 // Unknown 05 ???
 379 //
 380 void JVMDebug::Unknown05()
 381 {
 382         uint16_t expect = 0;
 383
 384         Data command(-1, 8), response;
 385         JVMPacket packet(command, response);
 386
 387         // Send the command packet
 388         packet.Unknown05();
 389         m_socket->Packet(packet);
 390         expect = packet.Size();
 391
 392         if (expect == 0)
 393                 return;
 394
 395         // Read the data stream
 396         m_socket->ReceiveData(response);
 397
 398         size_t bytereceived = response.GetSize() - SB_JVMPACKET_HEADER_SIZE;
 399
 400         // Check the size read into the previous packet
 401         if( expect != bytereceived ) {
 402                 ThrowJVMError("JVMDebug::Attach expect", expect);
 403         }
 404 }
 405
 406
 407 //
 408 // Unknown 06 ???
 409 //
 410 void JVMDebug::Unknown06()
 411 {
 412         uint16_t expect = 0;
 413
 414         Data command(-1, 8), response;
 415         JVMPacket packet(command, response);
 416
 417         // Send the command packet
 418         packet.Unknown06();
 419         m_socket->Packet(packet);
 420         expect = packet.Size();
 421
 422         if (expect == 0)
 423                 return;
 424
 425         // Read the data stream
 426         m_socket->ReceiveData(response);
 427
 428         size_t bytereceived = response.GetSize() - SB_JVMPACKET_HEADER_SIZE;
 429
 430         // Check the size read into the previous packet
 431         if( expect != bytereceived ) {
 432                 ThrowJVMError("JVMDebug::Attach expect", expect);
 433         }
 434 }
 435
 436
 437 //
 438 // Unknown 07 ???
 439 //
 440 void JVMDebug::Unknown07()
 441 {
 442         uint16_t expect = 0;
 443
 444         Data command(-1, 8), response;
 445         JVMPacket packet(command, response);
 446
 447         // Send the command packet
 448         packet.Unknown07();
 449         m_socket->Packet(packet);
 450         expect = packet.Size();
 451
 452         if (expect == 0)
 453                 return;
 454
 455         // Read the data stream
 456         m_socket->ReceiveData(response);
 457
 458         size_t bytereceived = response.GetSize() - SB_JVMPACKET_HEADER_SIZE;
 459
 460         // Check the size read into the previous packet
 461         if( expect != bytereceived ) {
 462                 ThrowJVMError("JVMDebug::Attach expect", expect);
 463         }
 464 }
 465
 466
 467 //
 468 // Unknown 08 ???
 469 //
 470 void JVMDebug::Unknown08()
 471 {
 472         uint16_t expect = 0;
 473
 474         Data command(-1, 8), response;
 475         JVMPacket packet(command, response);
 476
 477         // Send the command packet
 478         packet.Unknown08();
 479         m_socket->Packet(packet);
 480         expect = packet.Size();
 481
 482         if (expect == 0)
 483                 return;
 484
 485         // Read the data stream
 486         m_socket->ReceiveData(response);
 487
 488         size_t bytereceived = response.GetSize() - SB_JVMPACKET_HEADER_SIZE;
 489
 490         // Check the size read into the previous packet
 491         if( expect != bytereceived ) {
 492                 ThrowJVMError("JVMDebug::Attach expect", expect);
 493         }
 494 }
 495
 496
 497 //
 498 // Unknown 09 ???
 499 //
 500 void JVMDebug::Unknown09()
 501 {
 502         uint16_t expect = 0;
 503
 504         Data command(-1, 8), response;
 505         JVMPacket packet(command, response);
 506
 507         // Send the command packet
 508         packet.Unknown09();
 509         m_socket->Packet(packet);
 510         expect = packet.Size();
 511
 512         if (expect == 0)
 513                 return;
 514
 515         // Read the data stream
 516         m_socket->ReceiveData(response);
 517
 518         size_t bytereceived = response.GetSize() - SB_JVMPACKET_HEADER_SIZE;
 519
 520         // Check the size read into the previous packet
 521         if( expect != bytereceived ) {
 522                 ThrowJVMError("JVMDebug::Attach expect", expect);
 523         }
 524 }
 525
 526
 527 //
 528 // Unknown 10 ???
 529 //
 530 void JVMDebug::Unknown10()
 531 {
 532         uint16_t expect = 0;
 533
 534         Data command(-1, 8), response;
 535         JVMPacket packet(command, response);
 536
 537         // Send the command packet
 538         packet.Unknown10();
 539         m_socket->Packet(packet);
 540         expect = packet.Size();
 541
 542         if (expect == 0)
 543                 return;
 544
 545         // Read the data stream
 546         m_socket->ReceiveData(response);
 547
 548         size_t bytereceived = response.GetSize() - SB_JVMPACKET_HEADER_SIZE;
 549
 550         // Check the size read into the previous packet
 551         if( expect != bytereceived ) {
 552                 ThrowJVMError("JVMDebug::Attach expect", expect);
 553         }
 554 }
 555
 556
 557 //
 558 // Get Status
 559 //
 560 bool JVMDebug::GetStatus(int &status)
 561 {
 562         uint16_t expect = 0;
 563
 564         Data command(-1, 8), response;
 565         JVMPacket packet(command, response);
 566
 567         // Send the command packet
 568         packet.GetStatus();
 569
 570         m_socket->Packet(packet);
 571
 572         expect = packet.Size();
 573
 574         if (expect == 0)
 575                 return false;
 576
 577         // Read the data stream
 578         m_socket->ReceiveData(response);
 579
 580         MAKE_JVMPACKET(dpack, response);
 581
 582         size_t bytereceived = response.GetSize() - SB_JVMPACKET_HEADER_SIZE;
 583
 584         // Check the size read into the previous packet
 585         if( expect != bytereceived ) {
 586                 ThrowJVMError("JVMDebug::GetModulesList expect", expect);
 587         }
 588
 589         // Make sure we have a header to read
 590         CheckSize(response, SB_JVMPACKET_HEADER_SIZE + sizeof(dpack->u.status));
 591
 592         // Return status
 593         status = dpack->u.status;
 594
 595         return true;
 596 }
 597
 598
 599 //
 600 // Wait Status
 601 //
 602 bool JVMDebug::WaitStatus(int &status)
 603 {
 604         uint16_t expect = 0;
 605
 606         Data command(-1, 8), response;
 607         JVMPacket packet(command, response);
 608
 609         // Prepare the command packet
 610         packet.GetStatus();
 611
 612         try {
 613                 m_socket->Receive(packet.GetReceive(), 100);
 614         } catch (Usb::Timeout &to ) {
 615                 return false;
 616         }
 617
 618         expect = packet.Size();
 619
 620         if (expect == 0)
 621                 return false;
 622
 623         // Read the data stream
 624         m_socket->ReceiveData(response);
 625
 626         MAKE_JVMPACKET(dpack, response);
 627
 628         size_t bytereceived = response.GetSize() - SB_JVMPACKET_HEADER_SIZE;
 629
 630         // Check the size read into the previous packet
 631         if( expect != bytereceived ) {
 632                 ThrowJVMError("JVMDebug::GetModulesList expect", expect);
 633         }
 634
 635         // Make sure we have a header to read
 636         CheckSize(response, SB_JVMPACKET_HEADER_SIZE + sizeof(dpack->u.status));
 637
 638         // Return status
 639         status = dpack->u.status;
 640
 641         return true;
 642 }
 643
 644
 645 //
 646 // Get Console Message
 647 // Sample, display the output of System.out.println(...) and all JVM messages output
 648 //
 649 // Return the length message or -1 if message doesn't exit or is empty
 650 //
 651 int JVMDebug::GetConsoleMessage(std::string &message)
 652 {
 653         uint16_t expect = 0;
 654
 655         Data command(-1, 8), response;
 656         JVMPacket packet(command, response);
 657
 658         // Send the command packet
 659         packet.GetConsoleMessage();
 660
 661         m_socket->Packet(packet);
 662
 663         expect = packet.Size();
 664
 665         if (expect == 0)
 666                 return -1;
 667
 668         // Read the data stream
 669         m_socket->ReceiveData(response);
 670
 671         MAKE_JVMPACKET(dpack, response);
 672
 673         size_t bytereceived = response.GetSize() - SB_JVMPACKET_HEADER_SIZE;
 674
 675         // Check the size read into the previous packet
 676         if( expect != bytereceived ) {
 677                 ThrowJVMError("JVMDebug::GetModulesList expect", expect);
 678         }
 679
 680         // Make sure we have a header to read
 681         CheckSize(response, SB_JVMPACKET_HEADER_SIZE + sizeof(dpack->u.msglength));
 682
 683         // Length of message
 684         uint16_t length = be_btohs(dpack->u.msglength);
 685
 686         if (length == 0)
 687                 return -1;
 688
 689         CheckSize(response, SB_JVMPACKET_HEADER_SIZE + sizeof(dpack->u.msglength) + length);
 690
 691         // Parse the ID of nextmodules
 692         const unsigned char *ptr = (response.GetData() + SB_JVMPACKET_HEADER_SIZE + sizeof(dpack->u.msglength));
 693
 694         message.assign((char *) ptr, length);
 695
 696         return length;
 697 }
 698
 699
 700 //
 701 // Get list of Java modules
 702 //
 703 void JVMDebug::GetModulesList(JVMModulesList &mylist)
 704 {
 705         uint32_t size = 0;
 706         uint32_t count = 0;
 707         uint32_t offset = 0;
 708         uint16_t expect = 0;
 709
 710         Data command(-1, 8), response;
 711         JVMPacket packet(command, response);
 712
 713         do {
 714                 // Send the command packet
 715                 packet.GetModulesList(offset);
 716
 717                 m_socket->Packet(packet);
 718
 719                 expect = packet.Size();
 720
 721                 if (expect == 0)
 722                         break;
 723
 724                 // Read the data stream
 725                 m_socket->ReceiveData(response);
 726
 727                 MAKE_JVMPACKET(dpack, response);
 728
 729                 size_t bytereceived = response.GetSize() - SB_JVMPACKET_HEADER_SIZE;
 730
 731                 // Check the size read into the previous packet
 732                 if( expect != bytereceived ) {
 733                         ThrowJVMError("JVMDebug::GetModulesList expect", expect);
 734                 }
 735
 736                 // Make sure there's enough for packet header + module list
 737                 // header + 4 bytes of ID
 738                 CheckSize(response, SB_JVMPACKET_HEADER_SIZE + SB_JVMMODULES_LIST_HEADER_SIZE + 4);
 739
 740                 // Number of modules entries in the list
 741                 count = be_btohl(dpack->u.moduleslist.nbr);
 742
 743                 // Size of modules list
 744                 // I remove the header of packet (contains the field 'number of modules')
 745                 // and 4 bytes (contains the field 'ID of next modules')
 746                 size = bytereceived - SB_JVMMODULES_LIST_HEADER_SIZE - 4;
 747
 748                 // Parse the modules list
 749                 mylist.Parse(Data(response.GetData() + SB_JVMPACKET_HEADER_SIZE + SB_JVMMODULES_LIST_HEADER_SIZE, size));
 750
 751                 // Parse the ID of nextmodules
 752                 size_t id_offset = SB_JVMPACKET_HEADER_SIZE + SB_JVMMODULES_LIST_HEADER_SIZE + size;
 753                 const unsigned char *ptr = (response.GetData() + id_offset);
 754                 CheckSize(response, id_offset + sizeof(uint32_t));
 755                 uint32_t *poffset = (uint32_t *) ptr;
 756
 757                 offset = be_btohl(*poffset);
 758         } while (offset != 0);  // When the offset != 0, there is some modules
 759 }
 760
 761
 762 //
 763 // Get list of Java threads
 764 //
 765 void JVMDebug::GetThreadsList(JVMThreadsList &mylist)
 766 {
 767         uint32_t size = 0;
 768         uint32_t count = 0;
 769         uint16_t expect = 0;
 770
 771         Data command(-1, 8), response;
 772         JVMPacket packet(command, response);
 773
 774         // Send the command packet
 775         packet.GetThreadsList();
 776
 777         m_socket->Packet(packet);
 778
 779         expect = packet.Size();
 780
 781         if (expect == 0)
 782                 return;
 783
 784         // Read the data stream
 785         m_socket->ReceiveData(response);
 786
 787         MAKE_JVMPACKET(dpack, response);
 788
 789         size_t bytereceived = response.GetSize() - SB_JVMPACKET_HEADER_SIZE;
 790
 791         // Check the size read into the previous packet
 792         if( expect != bytereceived ) {
 793                 ThrowJVMError("JVMDebug::GetThreadsList expect", expect);
 794         }
 795
 796         CheckSize(response, SB_JVMPACKET_HEADER_SIZE + SB_JVMTHREADS_LIST_HEADER_SIZE);
 797
 798         // Number of threads entries in the list
 799         count = be_btohl(dpack->u.threadslist.nbr);
 800
 801         // Size of threads list
 802         // I remove the header of packet (contains the field 'number of threads')
 803         size = bytereceived - SB_JVMTHREADS_LIST_HEADER_SIZE;
 804
 805         // Parse the threads list
 806         mylist.Parse(Data(response.GetData() + SB_JVMPACKET_HEADER_SIZE + SB_JVMTHREADS_LIST_HEADER_SIZE, size));
 807
 808         // Complete threads list
 809         JVMThreadsList::iterator b = mylist.begin();
 810         for( ; b != mylist.end(); b++ ) {
 811                 JVMThreadsEntry entry = (*b);
 812
 813                 // 1°/
 814                 // Send the command packet
 815                 packet.Unknown11(entry.Id);
 816
 817                 m_socket->Packet(packet);
 818
 819                 expect = packet.Size();
 820
 821                 if (expect == 0)
 822                         return;
 823
 824                 // Read the data stream
 825                 m_socket->ReceiveData(response);
 826
 827                 MAKE_JVMPACKET(dpack, response);
 828
 829                 bytereceived = response.GetSize() - SB_JVMPACKET_HEADER_SIZE;
 830
 831                 // Check the size read into the previous packet
 832                 if( expect != bytereceived ) {
 833                         ThrowJVMError("JVMDebug::GetThreadsList (1) expect", expect);
 834                 }
 835
 836                 CheckSize(response, SB_JVMPACKET_HEADER_SIZE + SB_JVMUNKNOWN01_HEADER_SIZE);
 837
 838                 // Save values
 839                 entry.Byte = dpack->u.unknown01.byte;
 840                 entry.Address = be_btohl(dpack->u.unknown01.address);
 841
 842                 // 2°/
 843                 if (entry.Address != 0) {
 844                         // Send the command packet
 845                         packet.Unknown12(entry.Address);
 846
 847                         m_socket->Packet(packet);
 848
 849                         expect = packet.Size();
 850
 851                         if (expect == 0)
 852                                 return;
 853
 854                         // Read the data stream
 855                         m_socket->ReceiveData(response);
 856
 857                         MAKE_JVMPACKET(dpack, response);
 858
 859                         bytereceived = response.GetSize() - SB_JVMPACKET_HEADER_SIZE;
 860
 861                         // Check the size read into the previous packet
 862                         if( expect != bytereceived ) {
 863                                 ThrowJVMError("JVMDebug::GetThreadsList (2) expect", expect);
 864                         }
 865
 866
 867                         // Save values
 868                         CheckSize(response, SB_JVMPACKET_HEADER_SIZE + sizeof(dpack->u.address));
 869                         entry.Unknown01 = be_btohl(dpack->u.address);
 870                 }
 871                 else
 872                         entry.Unknown01 = 0;
 873
 874                 // 3°/
 875                 // Send the command packet
 876                 packet.Unknown13(entry.Id);
 877
 878                 m_socket->Packet(packet);
 879
 880                 expect = packet.Size();
 881
 882                 if (expect == 0)
 883                         return;
 884
 885                 // Read the data stream
 886                 m_socket->ReceiveData(response);
 887
 888                 dpack = (const Protocol::JVMPacket *) response.GetData();
 889
 890                 bytereceived = response.GetSize() - SB_JVMPACKET_HEADER_SIZE;
 891
 892                 // Check the size read into the previous packet
 893                 if( expect != bytereceived ) {
 894                         ThrowJVMError("JVMDebug::GetThreadsList (2) expect", expect);
 895                 }
 896
 897                 // Save values
 898                 CheckSize(response, SB_JVMPACKET_HEADER_SIZE + sizeof(dpack->u.address));
 899                 entry.Unknown02 = be_btohl(dpack->u.address);
 900
 901                 // 4°/
 902                 // Send the command packet
 903                 packet.Unknown14(entry.Id);
 904
 905                 m_socket->Packet(packet);
 906
 907                 expect = packet.Size();
 908
 909                 if (expect == 0)
 910                         return;
 911
 912                 // Read the data stream
 913                 m_socket->ReceiveData(response);
 914
 915                 dpack = (const Protocol::JVMPacket *) response.GetData();
 916
 917                 bytereceived = response.GetSize() - SB_JVMPACKET_HEADER_SIZE;
 918
 919                 // Check the size read into the previous packet
 920                 if( expect != bytereceived ) {
 921                         ThrowJVMError("JVMDebug::GetThreadsList (2) expect", expect);
 922                 }
 923
 924                 // Save values
 925                 CheckSize(response, SB_JVMPACKET_HEADER_SIZE + SB_JVMUNKNOWN02_HEADER_SIZE);
 926                 entry.Unknown03 = be_btohl(dpack->u.unknown02.address1);
 927                 entry.Unknown04 = be_btohl(dpack->u.unknown02.address2);
 928
 929                 // 5°/
 930                 // Send the command packet
 931                 packet.Unknown15(entry.Id);
 932
 933                 m_socket->Packet(packet);
 934
 935                 expect = packet.Size();
 936
 937                 if (expect == 0)
 938                         return;
 939
 940                 // Read the data stream
 941                 m_socket->ReceiveData(response);
 942
 943                 dpack = (const Protocol::JVMPacket *) response.GetData();
 944
 945                 bytereceived = response.GetSize() - SB_JVMPACKET_HEADER_SIZE;
 946
 947                 // Check the size read into the previous packet
 948                 if( expect != bytereceived ) {
 949                         ThrowJVMError("JVMDebug::GetThreadsList (2) expect", expect);
 950                 }
 951
 952                 // Save values
 953                 CheckSize(response, SB_JVMPACKET_HEADER_SIZE + SB_JVMUNKNOWN02_HEADER_SIZE);
 954                 entry.Unknown05 = be_btohl(dpack->u.unknown02.address1);
 955                 entry.Unknown06 = be_btohl(dpack->u.unknown02.address2);
 956
 957                 // Save...
 958                 (*b) = entry;
 959         }
 960 }
 961
 962
 963 //
 964 // Go
 965 //
 966 void JVMDebug::Go()
 967 {
 968         uint16_t expect = 0;
 969
 970         Data command(-1, 8), response;
 971         JVMPacket packet(command, response);
 972
 973         // Send the command packet
 974         packet.Go();
 975         m_socket->Packet(packet);
 976         expect = packet.Size();
 977
 978         while (expect == 0) {
 979                 m_socket->Receive(packet.GetReceive());
 980
 981                 expect = packet.Size();
 982         }
 983
 984         // Read the data stream
 985         m_socket->ReceiveData(response);
 986
 987         size_t bytereceived = response.GetSize() - SB_JVMPACKET_HEADER_SIZE;
 988
 989         // Check the size read into the previous packet
 990         if( expect != bytereceived ) {
 991                 ThrowJVMError("JVMDebug::Attach expect", expect);
 992         }
 993 }
 994
 995
 996 //
 997 // Stop
 998 //
 999 void JVMDebug::Stop()
1000 {
1001         uint16_t expect = 0;
1002
1003         Data command(-1, 8), response;
1004         JVMPacket packet(command, response);
1005
1006         // Send the command packet
1007         packet.Stop();
1008         m_socket->Packet(packet);
1009         expect = packet.Size();
1010
1011         while (expect == 0) {
1012                 m_socket->Receive(packet.GetReceive());
1013
1014                 expect = packet.Size();
1015         }
1016
1017         // Read the data stream
1018         m_socket->ReceiveData(response);
1019
1020         size_t bytereceived = response.GetSize() - SB_JVMPACKET_HEADER_SIZE;
1021
1022         // Check the size read into the previous packet
1023         if( expect != bytereceived ) {
1024                 ThrowJVMError("JVMDebug::Attach expect", expect);
1025         }
1026 }
1027
1028
1029 }} // namespace Barry::Mode
1030