dlls/shell32/debughlp.c

   1 /*
   2  * Helper functions for debugging
   3  *
   4  * Copyright 1998, 2002 Juergen Schmied
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  19  */
  20
  21 #include <ctype.h>
  22 #include <stdlib.h>
  23 #include <string.h>
  24 #include <stdio.h>
  25 #include "windef.h"
  26 #include "wingdi.h"
  27 #include "pidl.h"
  28 #include "shldisp.h"
  29 #include "wine/debug.h"
  30 #include "debughlp.h"
  31 #include "docobj.h"
  32 #include "shell32_main.h"
  33
  34
  35 WINE_DEFAULT_DEBUG_CHANNEL(pidl);
  36
  37 static
  38 LPCITEMIDLIST _dbg_ILGetNext(LPCITEMIDLIST pidl)
  39 {
  40         WORD len;
  41
  42         if(pidl)
  43         {
  44           len =  pidl->mkid.cb;
  45           if (len)
  46           {
  47             return (LPCITEMIDLIST) (((const BYTE*)pidl)+len);
  48           }
  49         }
  50         return NULL;
  51 }
  52
  53 static
  54 BOOL _dbg_ILIsDesktop(LPCITEMIDLIST pidl)
  55 {
  56         return ( !pidl || (pidl && pidl->mkid.cb == 0x00) );
  57 }
  58
  59 static
  60 const PIDLDATA* _dbg_ILGetDataPointer(LPCITEMIDLIST pidl)
  61 {
  62         if(pidl && pidl->mkid.cb != 0x00)
  63           return (const PIDLDATA*)pidl->mkid.abID;
  64         return NULL;
  65 }
  66
  67 static
  68 LPCSTR _dbg_ILGetTextPointer(LPCITEMIDLIST pidl)
  69 {
  70         const PIDLDATA* pdata =_dbg_ILGetDataPointer(pidl);
  71
  72         if (pdata)
  73         {
  74           switch (pdata->type)
  75           {
  76             case PT_GUID:
  77             case PT_SHELLEXT:
  78             case PT_YAGUID:
  79               return NULL;
  80
  81             case PT_DRIVE:
  82             case PT_DRIVE1:
  83             case PT_DRIVE2:
  84             case PT_DRIVE3:
  85               return pdata->u.drive.szDriveName;
  86
  87             case PT_FOLDER:
  88             case PT_FOLDER1:
  89             case PT_VALUE:
  90             case PT_IESPECIAL1:
  91             case PT_IESPECIAL2:
  92               return pdata->u.file.szNames;
  93
  94             case PT_WORKGRP:
  95             case PT_COMP:
  96             case PT_NETWORK:
  97             case PT_NETPROVIDER:
  98             case PT_SHARE:
  99               return pdata->u.network.szNames;
 100           }
 101         }
 102         return NULL;
 103 }
 104
 105 static
 106 LPCWSTR _dbg_ILGetTextPointerW(LPCITEMIDLIST pidl)
 107 {
 108         const PIDLDATA* pdata =_dbg_ILGetDataPointer(pidl);
 109
 110         if (pdata)
 111         {
 112           switch (pdata->type)
 113           {
 114             case PT_GUID:
 115             case PT_SHELLEXT:
 116             case PT_YAGUID:
 117               return NULL;
 118
 119             case PT_DRIVE:
 120             case PT_DRIVE1:
 121             case PT_DRIVE2:
 122             case PT_DRIVE3:
 123               /* return (LPSTR)&(pdata->u.drive.szDriveName);*/
 124               return NULL;
 125
 126             case PT_FOLDER:
 127             case PT_FOLDER1:
 128             case PT_VALUE:
 129             case PT_IESPECIAL1:
 130             case PT_IESPECIAL2:
 131               /* return (LPSTR)&(pdata->u.file.szNames); */
 132               return NULL;
 133
 134             case PT_WORKGRP:
 135             case PT_COMP:
 136             case PT_NETWORK:
 137             case PT_NETPROVIDER:
 138             case PT_SHARE:
 139               /* return (LPSTR)&(pdata->u.network.szNames); */
 140               return NULL;
 141
 142             case PT_VALUEW:
 143               return (LPCWSTR)pdata->u.file.szNames;
 144           }
 145         }
 146         return NULL;
 147 }
 148
 149
 150 static
 151 LPCSTR _dbg_ILGetSTextPointer(LPCITEMIDLIST pidl)
 152 {
 153         const PIDLDATA* pdata =_dbg_ILGetDataPointer(pidl);
 154
 155         if (pdata)
 156         {
 157           switch (pdata->type)
 158           {
 159             case PT_FOLDER:
 160             case PT_VALUE:
 161             case PT_IESPECIAL1:
 162             case PT_IESPECIAL2:
 163               return pdata->u.file.szNames + strlen (pdata->u.file.szNames) + 1;
 164
 165             case PT_WORKGRP:
 166               return pdata->u.network.szNames + strlen (pdata->u.network.szNames) + 1;
 167           }
 168         }
 169         return NULL;
 170 }
 171
 172 static
 173 LPCWSTR _dbg_ILGetSTextPointerW(LPCITEMIDLIST pidl)
 174 {
 175         const PIDLDATA* pdata =_dbg_ILGetDataPointer(pidl);
 176
 177         if (pdata)
 178         {
 179           switch (pdata->type)
 180           {
 181             case PT_FOLDER:
 182             case PT_VALUE:
 183             case PT_IESPECIAL1:
 184             case PT_IESPECIAL2:
 185               /*return (LPSTR)(pdata->u.file.szNames + strlen (pdata->u.file.szNames) + 1); */
 186               return NULL;
 187
 188             case PT_WORKGRP:
 189               /* return (LPSTR)(pdata->u.network.szNames + strlen (pdata->u.network.szNames) + 1); */
 190               return NULL;
 191
 192             case PT_VALUEW:
 193               return (LPCWSTR)(pdata->u.file.szNames + lstrlenW ((LPCWSTR)pdata->u.file.szNames) + 1);
 194           }
 195         }
 196         return NULL;
 197 }
 198
 199
 200 static
 201 IID* _dbg_ILGetGUIDPointer(LPCITEMIDLIST pidl)
 202 {
 203         LPPIDLDATA pdata =_ILGetDataPointer(pidl);
 204
 205         if (pdata)
 206         {
 207           switch (pdata->type)
 208           {
 209             case PT_SHELLEXT:
 210             case PT_GUID:
 211             case PT_YAGUID:
 212               return &(pdata->u.guid.guid);
 213           }
 214         }
 215         return NULL;
 216 }
 217
 218 static
 219 void _dbg_ILSimpleGetText (LPCITEMIDLIST pidl, LPSTR szOut, UINT uOutSize)
 220 {
 221         LPCSTR          szSrc;
 222         LPCWSTR         szSrcW;
 223         GUID const *    riid;
 224
 225         if (!pidl) return;
 226
 227         if (szOut)
 228           *szOut = 0;
 229
 230         if (_dbg_ILIsDesktop(pidl))
 231         {
 232          /* desktop */
 233           if (szOut) lstrcpynA(szOut, "Desktop", uOutSize);
 234         }
 235         else if (( szSrc = _dbg_ILGetTextPointer(pidl) ))
 236         {
 237           /* filesystem */
 238           if (szOut) lstrcpynA(szOut, szSrc, uOutSize);
 239         }
 240         else if (( szSrcW = _dbg_ILGetTextPointerW(pidl) ))
 241         {
 242           CHAR tmp[MAX_PATH];
 243           /* unicode filesystem */
 244           WideCharToMultiByte(CP_ACP,0,szSrcW, -1, tmp, MAX_PATH, NULL, NULL);
 245           if (szOut) lstrcpynA(szOut, tmp, uOutSize);
 246         }
 247         else if (( riid = _dbg_ILGetGUIDPointer(pidl) ))
 248         {
 249           if (szOut)
 250             sprintf( szOut, "{%08x-%04x-%04x-%02x%02x-%02x%02x%02x%02x%02x%02x}",
 251                  riid->Data1, riid->Data2, riid->Data3,
 252                  riid->Data4[0], riid->Data4[1], riid->Data4[2], riid->Data4[3],
 253                  riid->Data4[4], riid->Data4[5], riid->Data4[6], riid->Data4[7] );
 254         }
 255 }
 256
 257
 258
 259
 260 void pdump (LPCITEMIDLIST pidl)
 261 {
 262         LPCITEMIDLIST pidltemp = pidl;
 263
 264         if (!TRACE_ON(pidl)) return;
 265
 266         if (! pidltemp)
 267         {
 268           MESSAGE ("-------- pidl=NULL (Desktop)\n");
 269         }
 270         else
 271         {
 272           MESSAGE ("-------- pidl=%p\n", pidl);
 273           if (pidltemp->mkid.cb)
 274           {
 275             do
 276             {
 277           if (_ILIsUnicode(pidltemp))
 278           {
 279               DWORD dwAttrib = 0;
 280               const PIDLDATA* pData   = _dbg_ILGetDataPointer(pidltemp);
 281               DWORD type = pData ? pData->type : 0;
 282               LPCWSTR szLongName   = _dbg_ILGetTextPointerW(pidltemp);
 283               LPCWSTR szShortName  = _dbg_ILGetSTextPointerW(pidltemp);
 284               char szName[MAX_PATH];
 285
 286               _dbg_ILSimpleGetText(pidltemp, szName, MAX_PATH);
 287               if ( pData && (PT_FOLDER == type || PT_VALUE == type) )
 288                 dwAttrib = pData->u.file.uFileAttribs;
 289
 290               MESSAGE ("[%p] size=%04u type=%x attr=0x%08x name=%s (%s,%s)\n",
 291                        pidltemp, pidltemp->mkid.cb, type, dwAttrib,
 292                            debugstr_a(szName), debugstr_w(szLongName), debugstr_w(szShortName));
 293           }
 294           else
 295           {
 296               DWORD dwAttrib = 0;
 297               const PIDLDATA* pData   = _dbg_ILGetDataPointer(pidltemp);
 298               DWORD type = pData ? pData->type : 0;
 299               LPCSTR szLongName   = _dbg_ILGetTextPointer(pidltemp);
 300               LPCSTR szShortName  = _dbg_ILGetSTextPointer(pidltemp);
 301               char szName[MAX_PATH];
 302
 303               _dbg_ILSimpleGetText(pidltemp, szName, MAX_PATH);
 304               if ( pData && (PT_FOLDER == type || PT_VALUE == type) )
 305                 dwAttrib = pData->u.file.uFileAttribs;
 306
 307               MESSAGE ("[%p] size=%04u type=%x attr=0x%08x name=%s (%s,%s)\n",
 308                        pidltemp, pidltemp->mkid.cb, type, dwAttrib,
 309                            debugstr_a(szName), debugstr_a(szLongName), debugstr_a(szShortName));
 310           }
 311
 312               pidltemp = _dbg_ILGetNext(pidltemp);
 313
 314             } while (pidltemp && pidltemp->mkid.cb);
 315           }
 316           else
 317           {
 318             MESSAGE ("empty pidl (Desktop)\n");
 319           }
 320           pcheck(pidl);
 321         }
 322 }
 323
 324 static void dump_pidl_hex( LPCITEMIDLIST pidl )
 325 {
 326     const unsigned char *p = (const unsigned char *)pidl;
 327     const int max_bytes = 0x80;
 328 #define max_line 0x10
 329     char szHex[max_line*3+1], szAscii[max_line+1];
 330     int i, n;
 331
 332     n = pidl->mkid.cb;
 333     if( n>max_bytes )
 334         n = max_bytes;
 335     for( i=0; i<n; i++ )
 336     {
 337         sprintf( &szHex[ (i%max_line)*3 ], "%02X ", p[i] );
 338         szAscii[ (i%max_line) ] = isprint( p[i] ) ? p[i] : '.';
 339
 340         /* print out at the end of each line and when we're finished */
 341         if( i!=(n-1) && (i%max_line) != (max_line-1) )
 342             continue;
 343         szAscii[ (i%max_line)+1 ] = 0;
 344         ERR("%-*s   %s\n", max_line*3, szHex, szAscii );
 345     }
 346 }
 347
 348 BOOL pcheck( LPCITEMIDLIST pidl )
 349 {
 350     DWORD type;
 351     LPCITEMIDLIST pidltemp = pidl;
 352
 353     while( pidltemp && pidltemp->mkid.cb )
 354     {
 355         type = _dbg_ILGetDataPointer(pidltemp)->type;
 356         switch( type )
 357         {
 358         case PT_CPLAPPLET:
 359         case PT_GUID:
 360         case PT_SHELLEXT:
 361         case PT_DRIVE:
 362         case PT_DRIVE1:
 363         case PT_DRIVE2:
 364         case PT_DRIVE3:
 365         case PT_FOLDER:
 366         case PT_VALUE:
 367         case PT_VALUEW:
 368         case PT_FOLDER1:
 369         case PT_WORKGRP:
 370         case PT_COMP:
 371         case PT_NETPROVIDER:
 372         case PT_NETWORK:
 373         case PT_IESPECIAL1:
 374         case PT_YAGUID:
 375         case PT_IESPECIAL2:
 376         case PT_SHARE:
 377             break;
 378         default:
 379             ERR("unknown IDLIST %p [%p] size=%u type=%x\n",
 380                 pidl, pidltemp, pidltemp->mkid.cb,type );
 381             dump_pidl_hex( pidltemp );
 382             return FALSE;
 383         }
 384         pidltemp = _dbg_ILGetNext(pidltemp);
 385     }
 386     return TRUE;
 387 }
 388
 389 static const struct {
 390         REFIID riid;
 391         const char *name;
 392 } InterfaceDesc[] = {
 393         {&IID_IUnknown,                 "IID_IUnknown"},
 394         {&IID_IClassFactory,            "IID_IClassFactory"},
 395         {&IID_IShellView,               "IID_IShellView"},
 396         {&IID_IOleCommandTarget,        "IID_IOleCommandTarget"},
 397         {&IID_IDropTarget,              "IID_IDropTarget"},
 398         {&IID_IDropSource,              "IID_IDropSource"},
 399         {&IID_IViewObject,              "IID_IViewObject"},
 400         {&IID_IContextMenu,             "IID_IContextMenu"},
 401         {&IID_IShellExtInit,            "IID_IShellExtInit"},
 402         {&IID_IShellFolder,             "IID_IShellFolder"},
 403         {&IID_IShellFolder2,            "IID_IShellFolder2"},
 404         {&IID_IPersist,                 "IID_IPersist"},
 405         {&IID_IPersistFolder,           "IID_IPersistFolder"},
 406         {&IID_IPersistFolder2,          "IID_IPersistFolder2"},
 407         {&IID_IPersistFolder3,          "IID_IPersistFolder3"},
 408         {&IID_IExtractIconA,            "IID_IExtractIconA"},
 409         {&IID_IExtractIconW,            "IID_IExtractIconW"},
 410         {&IID_IDataObject,              "IID_IDataObject"},
 411         {&IID_IAutoComplete,            "IID_IAutoComplete"},
 412         {&IID_IAutoComplete2,           "IID_IAutoComplete2"},
 413         {&IID_IShellLinkA,              "IID_IShellLinkA"},
 414         {&IID_IShellLinkW,              "IID_IShellLinkW"},
 415         {NULL,NULL}};
 416
 417 const char * shdebugstr_guid( const struct _GUID *id )
 418 {
 419         int i;
 420         const char* name = NULL;
 421         char clsidbuf[100];
 422
 423         if (!id) return "(null)";
 424
 425         for (i = 0; InterfaceDesc[i].riid && !name; i++) {
 426             if (IsEqualIID(InterfaceDesc[i].riid, id)) name = InterfaceDesc[i].name;
 427         }
 428         if (!name) {
 429             if (HCR_GetClassNameA(id, clsidbuf, 100))
 430                 name = clsidbuf;
 431         }
 432
 433         return wine_dbg_sprintf( "%s (%s)", debugstr_guid(id), name ? name : "unknown" );
 434 }