third_party/npapi/npspy/common/format.cpp

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /* ***** BEGIN LICENSE BLOCK *****
   3  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
   4  *
   5  * The contents of this file are subject to the Mozilla Public License Version
   6  * 1.1 (the "License"); you may not use this file except in compliance with
   7  * the License. You may obtain a copy of the License at
   8  * http://www.mozilla.org/MPL/
   9  *
  10  * Software distributed under the License is distributed on an "AS IS" basis,
  11  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
  12  * for the specific language governing rights and limitations under the
  13  * License.
  14  *
  15  * The Original Code is mozilla.org code.
  16  *
  17  * The Initial Developer of the Original Code is
  18  * Netscape Communications Corporation.
  19  * Portions created by the Initial Developer are Copyright (C) 1998
  20  * the Initial Developer. All Rights Reserved.
  21  *
  22  * Contributor(s):
  23  *
  24  * Alternatively, the contents of this file may be used under the terms of
  25  * either the GNU General Public License Version 2 or later (the "GPL"), or
  26  * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
  27  * in which case the provisions of the GPL or the LGPL are applicable instead
  28  * of those above. If you wish to allow use of your version of this file only
  29  * under the terms of either the GPL or the LGPL, and not to allow others to
  30  * use your version of this file under the terms of the MPL, indicate your
  31  * decision by deleting the provisions above and replace them with the notice
  32  * and other provisions required by the GPL or the LGPL. If you do not delete
  33  * the provisions above, a recipient may use your version of this file under
  34  * the terms of any one of the MPL, the GPL or the LGPL.
  35  *
  36  * ***** END LICENSE BLOCK ***** */
  37
  38 #include <string>
  39 #include <vector>
  40 #include <errno.h>
  41
  42
  43 #include "xp.h"
  44
  45 #include "format.h"
  46 #include "logger.h"
  47
  48 extern Logger * logger;
  49
  50 ////////////////////////////////////////////////////////////////////////////////
  51 // From Google Chrome's string_util.cc
  52
  53 // It's possible for functions that use a va_list, such as StringPrintf, to
  54 // invalidate the data in it upon use.  The fix is to make a copy of the
  55 // structure before using it and use that copy instead.  va_copy is provided
  56 // for this purpose.  MSVC does not provide va_copy, so define an
  57 // implementation here.  It is not guaranteed that assignment is a copy, so the
  58 // StringUtil.__GNUC__ unit test tests this capability.
  59 #if defined(COMPILER_GCC)
  60 #define GG_VA_COPY(a, b) (va_copy(a, b))
  61 #elif defined(_MSC_VER)
  62 #define GG_VA_COPY(a, b) (a = b)
  63 #endif
  64
  65
  66 // The arraysize(arr) macro returns the # of elements in an array arr.
  67 // The expression is a compile-time constant, and therefore can be
  68 // used in defining new arrays, for example.  If you use arraysize on
  69 // a pointer by mistake, you will get a compile-time error.
  70 //
  71 // One caveat is that arraysize() doesn't accept any array of an
  72 // anonymous type or a type defined inside a function.  In these rare
  73 // cases, you have to use the unsafe ARRAYSIZE_UNSAFE() macro below.  This is
  74 // due to a limitation in C++'s template system.  The limitation might
  75 // eventually be removed, but it hasn't happened yet.
  76
  77 // This template function declaration is used in defining arraysize.
  78 // Note that the function doesn't need an implementation, as we only
  79 // use its type.
  80 template <typename T, size_t N>
  81 char (&ArraySizeHelper(T (&array)[N]))[N];
  82
  83 // That gcc wants both of these prototypes seems mysterious. VC, for
  84 // its part, can't decide which to use (another mystery). Matching of
  85 // template overloads: the final frontier.
  86 #ifndef _MSC_VER
  87 template <typename T, size_t N>
  88 char (&ArraySizeHelper(const T (&array)[N]))[N];
  89 #endif
  90
  91 #define arraysize(array) (sizeof(ArraySizeHelper(array)))
  92
  93 #if defined(_WIN32)
  94 inline int vsnprintf(char* buffer, size_t size,
  95                      const char* format, va_list arguments) {
  96   int length = vsnprintf_s(buffer, size, size - 1, format, arguments);
  97   if (length < 0)
  98     return _vscprintf(format, arguments);
  99   return length;
 100 }
 101 #else
 102 inline int vsnprintf(char* buffer, size_t size,
 103                      const char* format, va_list arguments) {
 104   return ::vsnprintf(buffer, size, format, arguments);
 105 }
 106 #endif
 107
 108
 109 // Templatized backend for StringPrintF/StringAppendF. This does not finalize
 110 // the va_list, the caller is expected to do that.
 111 template <class StringType>
 112 static void StringAppendVT(StringType* dst,
 113                            const typename StringType::value_type* format,
 114                            va_list ap) {
 115   // First try with a small fixed size buffer.
 116   // This buffer size should be kept in sync with StringUtilTest.GrowBoundary
 117   // and StringUtilTest.StringPrintfBounds.
 118   typename StringType::value_type stack_buf[1024];
 119
 120   va_list ap_copy;
 121   GG_VA_COPY(ap_copy, ap);
 122
 123 #if !defined(_WIN32)
 124   errno = 0;
 125 #endif
 126   int result = vsnprintf(stack_buf, arraysize(stack_buf), format, ap_copy);
 127   va_end(ap_copy);
 128
 129   if (result >= 0 && result < static_cast<int>(arraysize(stack_buf))) {
 130     // It fit.
 131     dst->append(stack_buf, result);
 132     return;
 133   }
 134
 135   // Repeatedly increase buffer size until it fits.
 136   int mem_length = arraysize(stack_buf);
 137   while (true) {
 138     if (result < 0) {
 139 #if !defined(_WIN32)
 140       // On Windows, vsnprintf always returns the number of characters in a
 141       // fully-formatted string, so if we reach this point, something else is
 142       // wrong and no amount of buffer-doubling is going to fix it.
 143       if (errno != 0 && errno != EOVERFLOW)
 144 #endif
 145       {
 146         // If an error other than overflow occurred, it's never going to work.
 147         return;
 148       }
 149       // Try doubling the buffer size.
 150       mem_length *= 2;
 151     } else {
 152       // We need exactly "result + 1" characters.
 153       mem_length = result + 1;
 154     }
 155
 156     if (mem_length > 32 * 1024 * 1024) {
 157       // That should be plenty, don't try anything larger.  This protects
 158       // against huge allocations when using vsnprintf implementations that
 159       // return -1 for reasons other than overflow without setting errno.
 160       return;
 161     }
 162
 163     std::vector<typename StringType::value_type> mem_buf(mem_length);
 164
 165     // NOTE: You can only use a va_list once.  Since we're in a while loop, we
 166     // need to make a new copy each time so we don't use up the original.
 167     GG_VA_COPY(ap_copy, ap);
 168     result = vsnprintf(&mem_buf[0], mem_length, format, ap_copy);
 169     va_end(ap_copy);
 170
 171     if ((result >= 0) && (result < mem_length)) {
 172       // It fit.
 173       dst->append(&mem_buf[0], result);
 174       return;
 175     }
 176   }
 177 }
 178
 179 std::string StringPrintf(const char* format, ...) {
 180   va_list ap;
 181   va_start(ap, format);
 182   std::string result;
 183   StringAppendVT(&result, format, ap);
 184   va_end(ap);
 185   return result;
 186 }
 187
 188 ////////////////////////////////////////////////////////////////////////////////
 189
 190
 191 char * FormatNPAPIError(int iError)
 192 {
 193   static char szError[64];
 194   switch (iError)
 195   {
 196     case NPERR_NO_ERROR:
 197       sprintf(szError, "NPERR_NO_ERROR");
 198       break;
 199     case NPERR_GENERIC_ERROR:
 200       sprintf(szError, "NPERR_GENERIC_ERROR");
 201       break;
 202     case NPERR_INVALID_INSTANCE_ERROR:
 203       sprintf(szError, "NPERR_INVALID_INSTANCE_ERROR");
 204       break;
 205     case NPERR_INVALID_FUNCTABLE_ERROR:
 206       sprintf(szError, "NPERR_INVALID_FUNCTABLE_ERROR");
 207       break;
 208     case NPERR_MODULE_LOAD_FAILED_ERROR:
 209       sprintf(szError, "NPERR_MODULE_LOAD_FAILED_ERROR");
 210       break;
 211     case NPERR_OUT_OF_MEMORY_ERROR:
 212       sprintf(szError, "NPERR_OUT_OF_MEMORY_ERROR");
 213       break;
 214     case NPERR_INVALID_PLUGIN_ERROR:
 215       sprintf(szError, "NPERR_INVALID_PLUGIN_ERROR");
 216       break;
 217     case NPERR_INVALID_PLUGIN_DIR_ERROR:
 218       sprintf(szError, "NPERR_INVALID_PLUGIN_DIR_ERROR");
 219       break;
 220     case NPERR_INCOMPATIBLE_VERSION_ERROR:
 221       sprintf(szError, "NPERR_INCOMPATIBLE_VERSION_ERROR");
 222       break;
 223     case NPERR_INVALID_PARAM:
 224       sprintf(szError, "NPERR_INVALID_PARAM");
 225       break;
 226     case NPERR_INVALID_URL:
 227       sprintf(szError, "NPERR_INVALID_URL");
 228       break;
 229     case NPERR_FILE_NOT_FOUND:
 230       sprintf(szError, "NPERR_FILE_NOT_FOUND");
 231       break;
 232     case NPERR_NO_DATA:
 233       sprintf(szError, "NPERR_NO_DATA");
 234       break;
 235     case NPERR_STREAM_NOT_SEEKABLE:
 236       sprintf(szError, "NPERR_STREAM_NOT_SEEKABLE");
 237       break;
 238     default:
 239       sprintf(szError, "Unlisted error");
 240       break;
 241   }
 242   return &szError[0];
 243 }
 244
 245 char * FormatNPAPIReason(int iReason)
 246 {
 247   static char szReason[64];
 248   switch (iReason)
 249   {
 250     case NPRES_DONE:
 251       sprintf(szReason, "NPRES_DONE");
 252       break;
 253     case NPRES_NETWORK_ERR:
 254       sprintf(szReason, "NPRES_NETWORK_ERR");
 255       break;
 256     case NPRES_USER_BREAK:
 257       sprintf(szReason, "NPRES_USER_BREAK");
 258       break;
 259     default:
 260       sprintf(szReason, "Unlisted reason");
 261       break;
 262   }
 263   return &szReason[0];
 264 }
 265
 266 char * FormatNPNVariable(NPNVariable var)
 267 {
 268   static char szVar[80];
 269   switch (var)
 270   {
 271     case NPNVxDisplay:
 272       sprintf(szVar, "%i -- NPNVxDisplay", var);
 273       break;
 274     case NPNVxtAppContext:
 275       sprintf(szVar, "%i -- NPNVxtAppContext", var);
 276       break;
 277     case NPNVnetscapeWindow:
 278       sprintf(szVar, "%i -- NPNVnetscapeWindow", var);
 279       break;
 280     case NPNVjavascriptEnabledBool:
 281       sprintf(szVar, "%i -- NPNVjavascriptEnabledBool", var);
 282       break;
 283     case NPNVasdEnabledBool:
 284       sprintf(szVar, "%i -- NPNVasdEnabledBool", var);
 285       break;
 286     case NPNVisOfflineBool:
 287       sprintf(szVar, "%i -- NPNVisOfflineBool", var);
 288       break;
 289     default:
 290       sprintf(szVar, "%i -- Unlisted variable", var);
 291       break;
 292   }
 293   return &szVar[0];
 294 }
 295
 296 char * FormatNPPVariable(NPPVariable var)
 297 {
 298   static char szVar[80];
 299   switch (var)
 300   {
 301     case NPPVpluginNameString:
 302       sprintf(szVar, "%i -- NPPVpluginNameString", var);
 303       break;
 304     case NPPVpluginDescriptionString:
 305       sprintf(szVar, "%i -- NPPVpluginDescriptionString?", var);
 306       break;
 307     case NPPVpluginWindowBool:
 308       sprintf(szVar, "%i -- NPPVpluginWindowBool?", var);
 309       break;
 310     case NPPVpluginTransparentBool:
 311       sprintf(szVar, "%i -- NPPVpluginTransparentBool?", var);
 312       break;
 313     case NPPVjavaClass:
 314       sprintf(szVar, "%i -- NPPVjavaClass?", var);
 315       break;
 316     case NPPVpluginWindowSize:
 317       sprintf(szVar, "%i -- NPPVpluginWindowSize?", var);
 318       break;
 319     case NPPVpluginTimerInterval:
 320       sprintf(szVar, "%i -- NPPVpluginTimerInterval?", var);
 321       break;
 322     case NPPVpluginScriptableInstance:
 323       sprintf(szVar, "%i -- NPPVpluginScriptableInstance?", var);
 324       break;
 325     case NPPVpluginScriptableIID:
 326       sprintf(szVar, "%i -- NPPVpluginScriptableIID?", var);
 327       break;
 328     default:
 329       sprintf(szVar, "%i -- Unlisted variable?", var);
 330       break;
 331   }
 332   return &szVar[0];
 333 }
 334
 335 BOOL FormatPCHARArgument(char * szBuf, int iLength, LogArgumentStruct * parg)
 336 {
 337   if(iLength <= parg->iLength)
 338     return FALSE;
 339
 340   if(parg->pData == NULL)
 341     sprintf(szBuf, "%#08lx", parg->dwArg);
 342   else
 343     sprintf(szBuf, "%#08lx(\"%s\")", parg->dwArg, (char *)parg->pData);
 344   return TRUE;
 345 }
 346
 347 BOOL FormatBOOLArgument(char * szBuf, int iLength, LogArgumentStruct * parg)
 348 {
 349   if(iLength <= 8)
 350     return FALSE;
 351
 352   sprintf(szBuf, "%s", ((NPBool)parg->dwArg == TRUE) ? "TRUE" : "FALSE");
 353   return TRUE;
 354 }
 355
 356 BOOL FormatPBOOLArgument(char * szBuf, int iLength, LogArgumentStruct * parg)
 357 {
 358   if(iLength <= 8)
 359     return FALSE;
 360
 361   sprintf(szBuf, "%#08lx(%s)", parg->dwArg, (*((NPBool *)parg->pData) == TRUE) ? "TRUE" : "FALSE");
 362   return TRUE;
 363 }
 364
 365 static void makeAbbreviatedString(char * szBuf, int iSize, DWORD dwArg, int iLength, int iWrap)
 366 {
 367   if(dwArg == 0L)
 368   {
 369     szBuf[0] = '\0';
 370     return;
 371   }
 372
 373   if(iLength > iWrap)
 374   {
 375     int iRealWrap = (iSize > iWrap) ? iWrap : (iSize - 4);
 376     memcpy((LPVOID)&szBuf[0], (LPVOID)dwArg, iRealWrap);
 377     szBuf[iRealWrap]     = '.';
 378     szBuf[iRealWrap + 1] = '.';
 379     szBuf[iRealWrap + 2] = '.';
 380     szBuf[iRealWrap + 3] = '\0';
 381   }
 382   else
 383   {
 384     if(iLength >= iSize)
 385     {
 386       memcpy((LPVOID)&szBuf[0], (LPVOID)dwArg, iSize - 4);
 387       szBuf[iSize]     = '.';
 388       szBuf[iSize + 1] = '.';
 389       szBuf[iSize + 2] = '.';
 390       szBuf[iSize + 3] = '\0';
 391     }
 392     else
 393     {
 394       memcpy((LPVOID)&szBuf[0], (LPVOID)dwArg, iLength);
 395       szBuf[iLength] = '\0';
 396     }
 397   }
 398 }
 399
 400 LogItemStruct * makeLogItemStruct(NPAPI_Action action,
 401                                   DWORD dw1, DWORD dw2, DWORD dw3, DWORD dw4,
 402                                   DWORD dw5, DWORD dw6, DWORD dw7, BOOL bShort)
 403 {
 404   int iWrap = 64;
 405
 406   LogItemStruct * plis = new LogItemStruct;
 407   if(plis == NULL)
 408     return NULL;
 409
 410   plis->action = action;
 411   plis->arg1.dwArg = dw1;
 412   plis->arg2.dwArg = dw2;
 413   plis->arg3.dwArg = dw3;
 414   plis->arg4.dwArg = dw4;
 415   plis->arg5.dwArg = dw5;
 416   plis->arg6.dwArg = dw6;
 417   plis->arg7.dwArg = dw7;
 418
 419   char szTarget[1024] = {'\0'};
 420   char szBuf[1024] = {'\0'};
 421
 422   if(bShort)
 423     return plis;
 424
 425   switch (action)
 426   {
 427     case action_invalid:
 428       break;
 429
 430     // NPN action
 431     case action_npn_version:
 432       plis->arg1.pData = new int[1];
 433       *(int*)(plis->arg1.pData) = *((int*)dw1);
 434       plis->arg1.iLength = sizeof(int);
 435
 436       plis->arg2.pData = new int[1];
 437       *(int*)(plis->arg2.pData) = *((int*)dw2);
 438       plis->arg2.iLength = sizeof(int);
 439
 440       plis->arg3.pData = new int[1];
 441       *(int*)(plis->arg3.pData) = *((int*)dw3);
 442       plis->arg3.iLength = sizeof(int);
 443
 444       plis->arg4.pData = new int[1];
 445       *(int*)(plis->arg4.pData) = *((int*)dw4);
 446       plis->arg4.iLength = sizeof(int);
 447
 448       break;
 449     case action_npn_get_url_notify:
 450       if(dw2 != 0L)
 451       {
 452         plis->arg2.iLength = strlen((char *)dw2) + 1;
 453         plis->arg2.pData = new char[plis->arg2.iLength];
 454         memcpy(plis->arg2.pData, (LPVOID)dw2, plis->arg2.iLength);
 455       }
 456
 457       if(dw3 != 0L)
 458       {
 459         makeAbbreviatedString(szTarget, sizeof(szTarget), dw3, strlen((char *)dw3), iWrap);
 460         plis->arg3.iLength = strlen(szTarget) + 1;
 461         plis->arg3.pData = new char[plis->arg3.iLength];
 462         memcpy(plis->arg3.pData, (LPVOID)&szTarget[0], plis->arg3.iLength);
 463       }
 464       break;
 465     case action_npn_get_url:
 466     {
 467       if(dw2 != 0L)
 468       {
 469         plis->arg2.iLength = strlen((char *)dw2) + 1;
 470         plis->arg2.pData = new char[plis->arg2.iLength];
 471         memcpy(plis->arg2.pData, (LPVOID)dw2, plis->arg2.iLength);
 472       }
 473
 474       if(dw3 != 0L)
 475       {
 476         makeAbbreviatedString(szTarget, sizeof(szTarget), dw3, strlen((char *)dw3), iWrap);
 477         plis->arg3.iLength = strlen(szTarget) + 1;
 478         plis->arg3.pData = new char[plis->arg3.iLength];
 479         memcpy(plis->arg3.pData, (LPVOID)&szTarget[0], plis->arg3.iLength);
 480       }
 481       break;
 482     }
 483     case action_npn_post_url_notify:
 484     {
 485       if(dw2 != 0L)
 486       {
 487         plis->arg2.iLength = strlen((char *)dw2) + 1;
 488         plis->arg2.pData = new char[plis->arg2.iLength];
 489         memcpy(plis->arg2.pData, (LPVOID)dw2, plis->arg2.iLength);
 490       }
 491
 492       if(dw3 != 0L)
 493       {
 494         makeAbbreviatedString(szTarget, sizeof(szTarget), dw3, strlen((char *)dw3), iWrap);
 495         plis->arg3.iLength = strlen(szTarget) + 1;
 496         plis->arg3.pData = new char[plis->arg3.iLength];
 497         memcpy(plis->arg3.pData, (LPVOID)&szTarget[0], plis->arg3.iLength);
 498       }
 499
 500       makeAbbreviatedString(szBuf, sizeof(szBuf), dw5, strlen((char *)dw5), iWrap);
 501       plis->arg5.iLength = (int)dw4 + 1;
 502       plis->arg5.pData = new char[plis->arg5.iLength];
 503       memcpy(plis->arg5.pData, (LPVOID)&szBuf[0], plis->arg5.iLength);
 504
 505       break;
 506     }
 507     case action_npn_post_url:
 508     {
 509       if(dw2 != 0L)
 510       {
 511         plis->arg2.iLength = strlen((char *)dw2) + 1;
 512         plis->arg2.pData = new char[plis->arg2.iLength];
 513         memcpy(plis->arg2.pData, (LPVOID)dw2, plis->arg2.iLength);
 514       }
 515
 516       if(dw3 != 0L)
 517       {
 518         makeAbbreviatedString(szTarget, sizeof(szTarget), dw3, strlen((char *)dw3), iWrap);
 519         plis->arg3.iLength = strlen(szTarget) + 1;
 520         plis->arg3.pData = new char[plis->arg3.iLength];
 521         memcpy(plis->arg3.pData, (LPVOID)&szTarget[0], plis->arg3.iLength);
 522       }
 523
 524       makeAbbreviatedString(szBuf, sizeof(szBuf), dw5, strlen((char *)dw5), iWrap);
 525       plis->arg5.iLength = (int)dw4 + 1;
 526       plis->arg5.pData = new char[plis->arg5.iLength];
 527       memcpy(plis->arg5.pData, (LPVOID)&szBuf[0], plis->arg5.iLength);
 528
 529       break;
 530     }
 531     case action_npn_new_stream:
 532     {
 533       if(dw2 != 0L)
 534       {
 535         plis->arg2.iLength = strlen((char *)dw2) + 1;
 536         plis->arg2.pData = new char[plis->arg2.iLength];
 537         memcpy(plis->arg2.pData, (LPVOID)dw2, plis->arg2.iLength);
 538       }
 539
 540       makeAbbreviatedString(szTarget, sizeof(szTarget), dw3, strlen((char *)dw3), iWrap);
 541       plis->arg3.iLength = strlen(szTarget) + 1;
 542       plis->arg3.pData = new char[plis->arg3.iLength];
 543       memcpy(plis->arg3.pData, (LPVOID)&szTarget[0], plis->arg3.iLength);
 544
 545       plis->arg4.pData = new char[sizeof(DWORD)];
 546       plis->arg4.iLength = sizeof(DWORD);
 547       memcpy(plis->arg4.pData, (LPVOID)dw4, plis->arg4.iLength);
 548
 549       break;
 550     }
 551     case action_npn_destroy_stream:
 552       break;
 553     case action_npn_request_read:
 554       break;
 555     case action_npn_write:
 556     {
 557       makeAbbreviatedString(szBuf, sizeof(szBuf), dw4, strlen((char *)dw4), iWrap);
 558       plis->arg4.iLength = strlen(szBuf) + 1;
 559       plis->arg4.pData = new char[plis->arg4.iLength];
 560       memcpy(plis->arg4.pData, (LPVOID)&szBuf[0], plis->arg4.iLength);
 561       break;
 562     }
 563     case action_npn_status:
 564       if(dw2 != 0L)
 565       {
 566         plis->arg2.iLength = strlen((char *)dw2) + 1;
 567         plis->arg2.pData = new char[plis->arg2.iLength];
 568         memcpy(plis->arg2.pData, (LPVOID)dw2, plis->arg2.iLength);
 569       }
 570       break;
 571     case action_npn_user_agent:
 572       break;
 573     case action_npn_mem_alloc:
 574       break;
 575     case action_npn_mem_free:
 576       break;
 577     case action_npn_mem_flush:
 578       break;
 579     case action_npn_reload_plugins:
 580       break;
 581     case action_npn_get_java_env:
 582       break;
 583     case action_npn_get_java_peer:
 584       break;
 585     case action_npn_get_value:
 586       plis->arg3.iLength = sizeof(DWORD);
 587       plis->arg3.pData = new char[plis->arg3.iLength];
 588       memcpy(plis->arg3.pData, (LPVOID)dw3, plis->arg3.iLength);
 589       break;
 590     case action_npn_set_value:
 591       if(((NPPVariable)dw2 == NPPVpluginNameString) || ((NPPVariable)dw2 == NPPVpluginDescriptionString))
 592       {
 593         makeAbbreviatedString(szBuf, sizeof(szBuf), dw3, strlen((char *)dw3), iWrap);
 594         plis->arg3.iLength = strlen(szBuf) + 1;
 595         plis->arg3.pData = new char[plis->arg3.iLength];
 596         memcpy(plis->arg3.pData, (LPVOID)&szBuf[0], plis->arg3.iLength);
 597       }
 598       else if(((NPPVariable)dw2 == NPPVpluginWindowBool) || ((NPPVariable)dw2 == NPPVpluginTransparentBool))
 599       {
 600         plis->arg3.iLength = sizeof(NPBool);
 601         plis->arg3.pData = new char[plis->arg3.iLength];
 602         memcpy(plis->arg3.pData, (LPVOID)&dw3, plis->arg3.iLength);
 603       }
 604       else if((NPPVariable)dw2 == NPPVpluginWindowSize)
 605       {
 606         plis->arg3.iLength = sizeof(NPSize);
 607         plis->arg3.pData = new char[plis->arg3.iLength];
 608         memcpy(plis->arg3.pData, (LPVOID)dw3, plis->arg3.iLength);
 609       }
 610       break;
 611     case action_npn_invalidate_rect:
 612     {
 613       plis->arg2.iLength = sizeof(NPRect);
 614       plis->arg2.pData = new char[plis->arg2.iLength];
 615       memcpy(plis->arg2.pData, (LPVOID)dw2, plis->arg2.iLength);
 616       break;
 617     }
 618     case action_npn_invalidate_region:
 619       break;
 620     case action_npn_force_redraw:
 621       break;
 622
 623     // NPP action
 624     case action_npp_new:
 625       plis->arg1.iLength = strlen((char *)dw1) + 1;
 626       plis->arg1.pData = new char[plis->arg1.iLength];
 627       memcpy(plis->arg1.pData, (LPVOID)dw1, plis->arg1.iLength);
 628       break;
 629     case action_npp_destroy:
 630       plis->arg2.iLength = sizeof(DWORD);
 631       plis->arg2.pData = new char[plis->arg2.iLength];
 632       memcpy(plis->arg2.pData, (LPVOID)dw2, plis->arg2.iLength);
 633       break;
 634     case action_npp_set_window:
 635       plis->arg2.iLength = sizeof(NPWindow);
 636       plis->arg2.pData = new char[plis->arg2.iLength];
 637       memcpy(plis->arg2.pData, (LPVOID)dw2, plis->arg2.iLength);
 638       break;
 639     case action_npp_new_stream:
 640       plis->arg2.iLength = strlen((char *)dw2) + 1;
 641       plis->arg2.pData = new char[plis->arg2.iLength];
 642       memcpy(plis->arg2.pData, (LPVOID)dw2, plis->arg2.iLength);
 643
 644       plis->arg5.iLength = sizeof(uint16);
 645       plis->arg5.pData = new char[plis->arg5.iLength];
 646       memcpy(plis->arg5.pData, (LPVOID)dw5, plis->arg5.iLength);
 647       break;
 648     case action_npp_destroy_stream:
 649       break;
 650     case action_npp_stream_as_file:
 651       plis->arg3.iLength = strlen((char *)dw3) + 1;
 652       plis->arg3.pData = new char[plis->arg3.iLength];
 653       memcpy(plis->arg3.pData, (LPVOID)dw3, plis->arg3.iLength);
 654       break;
 655     case action_npp_write_ready:
 656       break;
 657     case action_npp_write:
 658     {
 659       if(dw5 != 0L)
 660       {
 661         makeAbbreviatedString(szBuf, sizeof(szBuf), dw5, strlen((char *)dw5), iWrap);
 662         plis->arg5.iLength = strlen(szBuf) + 1;
 663         plis->arg5.pData = new char[plis->arg5.iLength];
 664         memcpy(plis->arg5.pData, (LPVOID)&szBuf[0], plis->arg5.iLength);
 665       }
 666       break;
 667     }
 668     case action_npp_print:
 669       break;
 670     case action_npp_handle_event:
 671       break;
 672     case action_npp_url_notify:
 673       plis->arg2.iLength = strlen((char *)dw2) + 1;
 674       plis->arg2.pData = new char[plis->arg2.iLength];
 675       memcpy(plis->arg2.pData, (LPVOID)dw2, plis->arg2.iLength);
 676       break;
 677     case action_npp_get_java_class:
 678       break;
 679     case action_npp_get_value:
 680       break;
 681     case action_npp_set_value:
 682       break;
 683
 684     default:
 685       break;
 686   }
 687
 688   return plis;
 689 }
 690
 691 void freeLogItemStruct(LogItemStruct * lis)
 692 {
 693   if(lis)
 694     delete lis;
 695 }
 696
 697 void formatLogItem(LogItemStruct * plis, std::string* output, BOOL bDOSStyle)
 698 {
 699   static char szEOL[8];
 700   static char szEOI[256];
 701   static char szEndOfItem[] = "";
 702
 703   if(bDOSStyle)
 704   {
 705     strcpy(szEOL, "\r\n");
 706     //strcpy(szEOI, szEndOfItem);
 707     //strcat(szEOI, "\r\n");
 708   }
 709   else
 710   {
 711     strcpy(szEOL, "\n");
 712     //strcpy(szEOI, szEndOfItem);
 713     //strcat(szEOI, "\n");
 714   }
 715
 716   DWORD dw1 = plis->arg1.dwArg;
 717   DWORD dw2 = plis->arg2.dwArg;
 718   DWORD dw3 = plis->arg3.dwArg;
 719   DWORD dw4 = plis->arg4.dwArg;
 720   DWORD dw5 = plis->arg5.dwArg;
 721   DWORD dw6 = plis->arg6.dwArg;
 722   DWORD dw7 = plis->arg7.dwArg;
 723
 724   char sz1[1024] = {'\0'};
 725   char sz2[1024] = {'\0'};
 726   char sz3[1024] = {'\0'};
 727   char sz4[1024] = {'\0'};
 728   char sz5[1024] = {'\0'};
 729   char sz6[1024] = {'\0'};
 730
 731   switch (plis->action)
 732   {
 733     case action_invalid:
 734       break;
 735
 736     // NPN action
 737     case action_npn_version:
 738       if((plis->arg1.pData != NULL)&&(plis->arg2.pData != NULL)&&(plis->arg3.pData != NULL)&&(plis->arg4.pData != NULL))
 739         *output = StringPrintf("NPN_Version(%#08lx, %#08lx, %#08lx, %#08lx)", dw1,dw2,dw3,dw4);
 740       else
 741         *output = StringPrintf("NPN_Version(%#08lx, %#08lx, %#08lx, %#08lx)", dw1,dw2,dw3,dw4);
 742       break;
 743     case action_npn_get_url_notify:
 744     {
 745       FormatPCHARArgument(sz2, sizeof(sz2), &plis->arg2);
 746       FormatPCHARArgument(sz3, sizeof(sz3), &plis->arg3);
 747       *output = StringPrintf("NPN_GetURLNotify(%#08lx, %s, %s, %#08lx)", dw1,sz2,sz3,dw4);
 748       break;
 749     }
 750     case action_npn_get_url:
 751     {
 752       FormatPCHARArgument(sz2, sizeof(sz2), &plis->arg2);
 753       FormatPCHARArgument(sz3, sizeof(sz3), &plis->arg3);
 754       *output = StringPrintf("NPN_GetURL(%#08lx, %s, %s)", dw1,sz2,sz3);
 755       break;
 756     }
 757     case action_npn_post_url_notify:
 758     {
 759       FormatPCHARArgument(sz2, sizeof(sz2), &plis->arg2);
 760       FormatPCHARArgument(sz3, sizeof(sz3), &plis->arg3);
 761       FormatPCHARArgument(sz5, sizeof(sz5), &plis->arg5);
 762       FormatBOOLArgument(sz6, sizeof(sz6), &plis->arg6);
 763
 764       *output = StringPrintf("NPN_PostURLNotify(%#08lx, %s, %s, %li, %s, %s, %#08lx)",
 765                dw1,sz2,sz3,(uint32)dw4,sz5,sz6,dw7);
 766       break;
 767     }
 768     case action_npn_post_url:
 769     {
 770       FormatPCHARArgument(sz2, sizeof(sz2), &plis->arg2);
 771       FormatPCHARArgument(sz3, sizeof(sz3), &plis->arg3);
 772       FormatPCHARArgument(sz5, sizeof(sz5), &plis->arg5);
 773       FormatBOOLArgument(sz6, sizeof(sz6), &plis->arg6);
 774
 775       *output = StringPrintf("NPN_PostURL(%#08lx, %s, %s, %li, %s, %s)",
 776                dw1,sz2,sz3,(uint32)dw4,sz5,sz6);
 777       break;
 778     }
 779     case action_npn_new_stream:
 780     {
 781       FormatPCHARArgument(sz2, sizeof(sz2), &plis->arg2);
 782       FormatPCHARArgument(sz3, sizeof(sz3), &plis->arg3);
 783       if(plis->arg4.pData != NULL)
 784         *output = StringPrintf("NPN_NewStream(%#08lx, %s, %s, %#08lx(%#08lx))",
 785                  dw1, sz2,sz3,dw4,*(DWORD *)plis->arg4.pData);
 786       else
 787         *output = StringPrintf("NPN_NewStream(%#08lx, \"%s\", \"%s\", %#08lx)", dw1, sz2,sz3,dw4);
 788       break;
 789     }
 790     case action_npn_destroy_stream:
 791       *output = StringPrintf("NPN_DestroyStream(%#08lx, %#08lx, %s)", dw1,dw2,FormatNPAPIReason((int)dw3));
 792       break;
 793     case action_npn_request_read:
 794       *output = StringPrintf("NPN_RequestRead(%#08lx, %#08lx)", dw1, dw2);
 795       break;
 796     case action_npn_write:
 797     {
 798       FormatPCHARArgument(sz4, sizeof(sz4), &plis->arg4);
 799       *output = StringPrintf("NPN_Write(%#08lx, %#08lx, %li, %s)", dw1, dw2, (int32)dw3, sz4);
 800       break;
 801     }
 802     case action_npn_status:
 803     {
 804       FormatPCHARArgument(sz2, sizeof(sz2), &plis->arg2);
 805       *output = StringPrintf("NPN_Status(%#08lx, %s)", dw1, sz2);
 806       break;
 807     }
 808     case action_npn_user_agent:
 809       *output = StringPrintf("NPN_UserAgent(%#08lx)", dw1);
 810       break;
 811     case action_npn_mem_alloc:
 812       *output = StringPrintf("NPN_MemAlloc(%li)", dw1);
 813       break;
 814     case action_npn_mem_free:
 815       *output = StringPrintf("NPN_MemFree(%#08lx)", dw1);
 816       break;
 817     case action_npn_mem_flush:
 818       *output = StringPrintf("NPN_MemFlush(%li)", dw1);
 819       break;
 820     case action_npn_reload_plugins:
 821     {
 822       FormatBOOLArgument(sz1, sizeof(sz1), &plis->arg1);
 823       *output = StringPrintf("NPN_ReloadPlugins(%s)", sz1);
 824       break;
 825     }
 826     case action_npn_get_java_env:
 827       *output = StringPrintf("NPN_GetJavaEnv()");
 828       break;
 829     case action_npn_get_java_peer:
 830       *output = StringPrintf("NPN_GetJavaPeer(%#08lx)", dw1);
 831       break;
 832     case action_npn_get_value:
 833     {
 834       switch(dw2)
 835       {
 836         case NPNVxDisplay:
 837         case NPNVxtAppContext:
 838         case NPNVnetscapeWindow:
 839           if(dw3 != 0L)
 840             *output = StringPrintf("NPN_GetValue(%#08lx, %s, %#08lx(%#08lx))",dw1,FormatNPNVariable((NPNVariable)dw2),dw3,*(DWORD *)dw3);
 841           else
 842             *output = StringPrintf("NPN_GetValue(%#08lx, %s, %#08lx)",dw1,FormatNPNVariable((NPNVariable)dw2),dw3);
 843           break;
 844         case NPNVjavascriptEnabledBool:
 845         case NPNVasdEnabledBool:
 846         case NPNVisOfflineBool:
 847           if(dw3 != 0L)
 848             *output = StringPrintf("NPN_GetValue(%#08lx, %s, %#08lx(%s))",
 849                      dw1,FormatNPNVariable((NPNVariable)dw2),dw3,
 850                      (((NPBool)*(DWORD *)dw3) == TRUE) ? "TRUE" : "FALSE");
 851           else
 852             *output = StringPrintf("NPN_GetValue(%#08lx, %s, %#08lx)",dw1,FormatNPNVariable((NPNVariable)dw2),dw3);
 853           break;
 854         default:
 855           break;
 856       }
 857       break;
 858     }
 859     case action_npn_set_value:
 860
 861       if(((NPPVariable)dw2 == NPPVpluginNameString) || ((NPPVariable)dw2 == NPPVpluginDescriptionString))
 862       {
 863         FormatPCHARArgument(sz3, sizeof(sz3), &plis->arg3);
 864         *output = StringPrintf("NPN_SetValue(%#08lx, %s, %s)", dw1,FormatNPPVariable((NPPVariable)dw2),sz3);
 865       }
 866       else if(((NPPVariable)dw2 == NPPVpluginWindowBool) || ((NPPVariable)dw2 == NPPVpluginTransparentBool))
 867       {
 868         FormatPBOOLArgument(sz3, sizeof(sz3), &plis->arg3);
 869         *output = StringPrintf("NPN_SetValue(%#08lx, %s, %s)",
 870                  dw1,FormatNPPVariable((NPPVariable)dw2),sz3);
 871       }
 872       else if((NPPVariable)dw2 == NPPVpluginWindowSize)
 873       {
 874         if(plis->arg3.pData != NULL)
 875         {
 876           int32 iWidth = ((NPSize *)plis->arg3.pData)->width;
 877           int32 iHeight = ((NPSize *)plis->arg3.pData)->height;
 878           *output = StringPrintf("NPN_SetValue(%#08lx, %s, %#08lx(%li,%li))",
 879                    dw1,FormatNPPVariable((NPPVariable)dw2),dw3,iWidth,iHeight);
 880         }
 881         else
 882           *output = StringPrintf("NPN_SetValue(%#08lx, %s, %#08lx(?,?))",
 883                    dw1,FormatNPPVariable((NPPVariable)dw2),dw3);
 884       }
 885       else
 886         *output = StringPrintf("NPN_SetValue(%#08lx, %s, %#08lx(What is it?))", dw1,FormatNPPVariable((NPPVariable)dw2),dw3);
 887       break;
 888     case action_npn_invalidate_rect:
 889     {
 890       if(plis->arg2.pData != NULL)
 891       {
 892         uint16 top    = ((NPRect *)plis->arg2.pData)->top;
 893         uint16 left   = ((NPRect *)plis->arg2.pData)->left;
 894         uint16 bottom = ((NPRect *)plis->arg2.pData)->bottom;
 895         uint16 right  = ((NPRect *)plis->arg2.pData)->right;
 896         *output = StringPrintf("NPN_InvalidateRect(%#08lx, %#08lx(%u,%u;%u,%u)", dw1,dw2,top,left,bottom,right);
 897       }
 898       else
 899         *output = StringPrintf("NPN_InvalidateRect(%#08lx, %#08lx(?,?,?,?)", dw1,dw2);
 900       break;
 901     }
 902     case action_npn_invalidate_region:
 903       *output = StringPrintf("NPN_InvalidateRegion(%#08lx, %#08lx)", dw1,dw2);
 904       break;
 905     case action_npn_force_redraw:
 906       *output = StringPrintf("NPN_ForceRedraw(%#08lx)", dw1);
 907       break;
 908     case action_npn_enumerate:
 909       *output = StringPrintf("NPN_Enumerate()");
 910       break;
 911     case action_npn_pop_popups_enabled_state:
 912       *output = StringPrintf("NPN_PopPopupsEnabledState()");
 913       break;
 914     case action_npn_push_popups_enabled_state:
 915       *output = StringPrintf("NPN_PushPopupsEnabledState()");
 916       break;
 917     case action_npn_set_exception:
 918       *output = StringPrintf("NPN_SetException(%s)", dw1);
 919       break;
 920     case action_npn_has_method:
 921       *output = StringPrintf("NPN_HasMethod(%d)", dw1);
 922       break;
 923     case action_npn_has_property:
 924       *output = StringPrintf("NPN_HasProperty(%d)", dw1);
 925       break;
 926     case action_npn_remove_property:
 927       *output = StringPrintf("NPN_RemoveProperty(%d)", dw1);
 928       break;
 929     case action_npn_set_property:
 930       *output = StringPrintf("NPN_SetProperty(%d)", dw1);
 931       break;
 932     case action_npn_get_property:
 933       *output = StringPrintf("NPN_GetProperty(%d)", dw1);
 934       break;
 935     case action_npn_evaluate:
 936       *output = StringPrintf("NPN_Evaluate(%s)", dw1);
 937       break;
 938     case action_npn_invoke_default:
 939       *output = StringPrintf("NPN_InvokeDefault(%#08lx)", dw1);
 940       break;
 941     case action_npn_invoke:
 942       *output = StringPrintf("NPN_Invoke(%#08lx)", dw1);
 943       break;
 944     case action_npn_release_object:
 945       *output = StringPrintf("NPN_ReleaseObject(%d)", dw1);
 946       break;
 947     case action_npn_retain_object:
 948       *output = StringPrintf("NPN_RetainObject(%d)", dw1);
 949       break;
 950     case action_npn_create_object:
 951       *output = StringPrintf("NPN_CreateObject(%#08lx)", dw1);
 952       break;
 953     case action_npn_int_from_identifier:
 954       *output = StringPrintf("NPN_IntFromIdentifier(%d)", dw1);
 955       break;
 956     case action_npn_utf8_from_identifier:
 957       *output = StringPrintf("NPN_UTF8FromIdentifier(%d)", dw1);
 958       break;
 959     case action_npn_identifier_is_string:
 960       *output = StringPrintf("NPN_IdentifierIsString(%d)", dw1);
 961       break;
 962     case action_npn_get_int_identifer:
 963       *output = StringPrintf("NPN_GetIntIdentifier(%d)", dw1);
 964       break;
 965     case action_npn_get_string_identifiers:
 966       *output = StringPrintf("NPN_GetStringIdentifier()");
 967       break;
 968
 969     // NPP action
 970     case action_npp_new:
 971     {
 972       char szMode[16];
 973       switch (dw3)
 974       {
 975         case NP_EMBED:
 976           strcpy(szMode, "NP_EMBED");
 977           break;
 978         case NP_FULL:
 979           strcpy(szMode, "NP_FULL");
 980           break;
 981         default:
 982           strcpy(szMode, "[Invalid mode]");
 983           break;
 984       }
 985       *output = StringPrintf("NPP_New(\"%s\", %#08lx, %s, %i, %#08lx, %#08lx, %#08lx)",
 986                (char *)dw1,dw2,szMode,(int)dw4,dw5,dw6,dw7);
 987       break;
 988     }
 989     case action_npp_destroy:
 990       *output = StringPrintf("NPP_Destroy(%#08lx, %#08lx(%#08lx))", dw1, dw2, *(DWORD *)plis->arg2.pData);
 991       break;
 992     case action_npp_set_window:
 993     {
 994       char szWindow[512];
 995
 996       if(plis->arg2.pData != NULL)
 997       {
 998         char szType[80];
 999         switch (((NPWindow*)plis->arg2.pData)->type)
1000         {
1001           case NPWindowTypeWindow:
1002             sprintf(szType, "NPWindowTypeWindow");
1003             break;
1004           case NPWindowTypeDrawable:
1005             sprintf(szType, "NPWindowTypeDrawable");
1006             break;
1007           default:
1008             sprintf(szType, "[Unlisted type]");
1009             break;
1010         }
1011         sprintf(szWindow, "NPWindow: %#08lx, (%li,%li), (%li,%li), (%i,%i,%i,%i), %s",
1012                  ((NPWindow*)plis->arg2.pData)->window,
1013                  ((NPWindow*)plis->arg2.pData)->x,
1014                  ((NPWindow*)plis->arg2.pData)->y,
1015                  ((NPWindow*)plis->arg2.pData)->width,
1016                  ((NPWindow*)plis->arg2.pData)->height,
1017                  ((NPWindow*)plis->arg2.pData)->clipRect.top,
1018                  ((NPWindow*)plis->arg2.pData)->clipRect.left,
1019                  ((NPWindow*)plis->arg2.pData)->clipRect.bottom,
1020                  ((NPWindow*)plis->arg2.pData)->clipRect.right, szType);
1021         *output = StringPrintf("NPP_SetWindow(%#08lx, %#08lx) %s", dw1,dw2,szWindow);
1022       }
1023       else
1024         *output = StringPrintf("NPP_SetWindow(%#08lx, %#08lx)", dw1,dw2);
1025
1026       break;
1027     }
1028     case action_npp_new_stream:
1029     {
1030       switch (*(int16 *)plis->arg5.pData)
1031       {
1032         case NP_NORMAL:
1033           sprintf(sz5, "NP_NORMAL");
1034           break;
1035         case NP_ASFILEONLY:
1036           sprintf(sz5, "NP_ASFILEONLY");
1037           break;
1038         case NP_ASFILE:
1039           sprintf(sz5, "NP_ASFILE");
1040           break;
1041         default:
1042           sprintf(sz5, "[Unlisted type]");
1043           break;
1044       }
1045       FormatPCHARArgument(sz2, sizeof(sz2), &plis->arg2);
1046       *output = StringPrintf("NPP_NewStream(%#08lx, %s, %#08lx (%s), %s, %s)", dw1, sz2, dw3,
1047                ((NPStream*)dw3)->url, ((NPBool)dw4 == TRUE) ? "TRUE" : "FALSE", sz5);
1048       break;
1049     }
1050     case action_npp_destroy_stream:
1051       *output = StringPrintf("NPP_DestroyStream(%#08lx, %#08lx, %s)", dw1,dw2,FormatNPAPIReason((int)dw3));
1052       break;
1053     case action_npp_stream_as_file:
1054       FormatPCHARArgument(sz3, sizeof(sz3), &plis->arg3);
1055       *output = StringPrintf("NPP_StreamAsFile(%#08lx, %#08lx, %s)", dw1,dw2,sz3);
1056       break;
1057     case action_npp_write_ready:
1058       *output = StringPrintf("NPP_WriteReady(%#08lx, %#08lx)", dw1,dw2);
1059       break;
1060     case action_npp_write:
1061     {
1062       FormatPCHARArgument(sz5, sizeof(sz5), &plis->arg5);
1063       *output = StringPrintf("NPP_Write(%#08lx, %#08lx, %li, %li, %s))",dw1,dw2,dw3,dw4,sz5);
1064       break;
1065     }
1066     case action_npp_print:
1067       *output = StringPrintf("NPP_Print(%#08lx, %#08lx)", dw1, dw2);
1068       break;
1069     case action_npp_handle_event:
1070     {
1071       NPEvent *event = (NPEvent*)dw2;
1072       *output = StringPrintf("NPP_HandleEvent(%#08lx, %#08lx {event=%d, wParam=%#08lx lParam=%#08lx)", dw1,dw2,event->event, event->wParam, event->lParam);
1073       break;
1074     }
1075     case action_npp_url_notify:
1076     {
1077       FormatPCHARArgument(sz2, sizeof(sz2), &plis->arg2);
1078       *output = StringPrintf("NPP_URLNotify(%#08lx, %s, %s, %#08lx)", dw1,sz2,FormatNPAPIReason((int)dw3),dw4);
1079       break;
1080     }
1081     case action_npp_get_java_class:
1082       *output = StringPrintf("NPP_GetJavaClass()");
1083       break;
1084     case action_npp_get_value:
1085       *output = StringPrintf("NPP_GetValue(%#08lx, %s, %#08lx)", dw1,FormatNPPVariable((NPPVariable)dw2),dw3);
1086       break;
1087     case action_npp_set_value:
1088       *output = StringPrintf("NPP_SetValue(%#08lx, %s, %#08lx)", dw1,FormatNPNVariable((NPNVariable)dw2),dw3);
1089       break;
1090
1091     default:
1092       *output = StringPrintf("Unknown action");
1093       break;
1094   }
1095   *output += szEOL;
1096   *output += szEOI;
1097 }