2 * Implementation of VERSION.DLL - Version Info access
4 * Copyright 1996,1997 Marcus Meissner
5 * Copyright 1997 David Cuthbert
6 * Copyright 1999 Ulrich Weigand
7 * Copyright 2005 Paul Vriens
9 * This library is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU Lesser General Public
11 * License as published by the Free Software Foundation; either
12 * version 2.1 of the License, or (at your option) any later version.
14 * This library is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17 * Lesser General Public License for more details.
19 * You should have received a copy of the GNU Lesser General Public
20 * License along with this library; if not, write to the Free Software
21 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
33 #include "wine/winuser16.h"
34 #include "wine/unicode.h"
36 #include "wine/debug.h"
38 WINE_DEFAULT_DEBUG_CHANNEL(ver);
40 /******************************************************************************
42 * This function will print via standard TRACE, debug info regarding
43 * the file info structure vffi.
44 * 15-Feb-1998 Dimitrie Paun (dimi@cs.toronto.edu)
45 * Added this function to clean up the code.
47 *****************************************************************************/
48 static void print_vffi_debug(const VS_FIXEDFILEINFO *vffi)
50 BOOL versioned_printer = FALSE;
52 if((vffi->dwFileType == VFT_DLL) || (vffi->dwFileType == VFT_DRV))
54 if(vffi->dwFileSubtype == VFT2_DRV_VERSIONED_PRINTER)
55 /* this is documented for newer w2k Drivers and up */
56 versioned_printer = TRUE;
57 else if( (vffi->dwFileSubtype == VFT2_DRV_PRINTER) &&
58 (vffi->dwFileVersionMS != vffi->dwProductVersionMS) &&
59 (vffi->dwFileVersionMS > 0) &&
60 (vffi->dwFileVersionMS <= 3) )
61 /* found this on NT 3.51, NT4.0 and old w2k Drivers */
62 versioned_printer = TRUE;
65 TRACE("structversion=%u.%u, ",
66 HIWORD(vffi->dwStrucVersion),LOWORD(vffi->dwStrucVersion));
69 WORD mode = LOWORD(vffi->dwFileVersionMS);
70 WORD ver_rev = HIWORD(vffi->dwFileVersionLS);
71 TRACE("fileversion=%u.%u.%u.%u (%s.major.minor.release), ",
72 (vffi->dwFileVersionMS),
73 HIBYTE(ver_rev), LOBYTE(ver_rev), LOWORD(vffi->dwFileVersionLS),
74 (mode == 3) ? "Usermode" : ((mode <= 2) ? "Kernelmode" : "?") );
78 TRACE("fileversion=%u.%u.%u.%u, ",
79 HIWORD(vffi->dwFileVersionMS),LOWORD(vffi->dwFileVersionMS),
80 HIWORD(vffi->dwFileVersionLS),LOWORD(vffi->dwFileVersionLS));
82 TRACE("productversion=%u.%u.%u.%u\n",
83 HIWORD(vffi->dwProductVersionMS),LOWORD(vffi->dwProductVersionMS),
84 HIWORD(vffi->dwProductVersionLS),LOWORD(vffi->dwProductVersionLS));
86 TRACE("flagmask=0x%x, flags=0x%x %s%s%s%s%s%s\n",
87 vffi->dwFileFlagsMask, vffi->dwFileFlags,
88 (vffi->dwFileFlags & VS_FF_DEBUG) ? "DEBUG," : "",
89 (vffi->dwFileFlags & VS_FF_PRERELEASE) ? "PRERELEASE," : "",
90 (vffi->dwFileFlags & VS_FF_PATCHED) ? "PATCHED," : "",
91 (vffi->dwFileFlags & VS_FF_PRIVATEBUILD) ? "PRIVATEBUILD," : "",
92 (vffi->dwFileFlags & VS_FF_INFOINFERRED) ? "INFOINFERRED," : "",
93 (vffi->dwFileFlags & VS_FF_SPECIALBUILD) ? "SPECIALBUILD," : "");
97 TRACE("OS=0x%x.0x%x ", HIWORD(vffi->dwFileOS), LOWORD(vffi->dwFileOS));
99 switch (vffi->dwFileOS&0xFFFF0000)
101 case VOS_DOS:TRACE("DOS,");break;
102 case VOS_OS216:TRACE("OS/2-16,");break;
103 case VOS_OS232:TRACE("OS/2-32,");break;
104 case VOS_NT:TRACE("NT,");break;
107 TRACE("UNKNOWN(0x%x),",vffi->dwFileOS&0xFFFF0000);break;
110 switch (LOWORD(vffi->dwFileOS))
112 case VOS__BASE:TRACE("BASE");break;
113 case VOS__WINDOWS16:TRACE("WIN16");break;
114 case VOS__WINDOWS32:TRACE("WIN32");break;
115 case VOS__PM16:TRACE("PM16");break;
116 case VOS__PM32:TRACE("PM32");break;
118 TRACE("UNKNOWN(0x%x)",LOWORD(vffi->dwFileOS));break;
123 switch (vffi->dwFileType)
125 case VFT_APP:TRACE("filetype=APP");break;
127 TRACE("filetype=DLL");
128 if(vffi->dwFileSubtype != 0)
130 if(versioned_printer) /* NT3.x/NT4.0 or old w2k Driver */
132 TRACE(" (subtype=0x%x)", vffi->dwFileSubtype);
136 TRACE("filetype=DRV,");
137 switch(vffi->dwFileSubtype)
139 case VFT2_DRV_PRINTER:TRACE("PRINTER");break;
140 case VFT2_DRV_KEYBOARD:TRACE("KEYBOARD");break;
141 case VFT2_DRV_LANGUAGE:TRACE("LANGUAGE");break;
142 case VFT2_DRV_DISPLAY:TRACE("DISPLAY");break;
143 case VFT2_DRV_MOUSE:TRACE("MOUSE");break;
144 case VFT2_DRV_NETWORK:TRACE("NETWORK");break;
145 case VFT2_DRV_SYSTEM:TRACE("SYSTEM");break;
146 case VFT2_DRV_INSTALLABLE:TRACE("INSTALLABLE");break;
147 case VFT2_DRV_SOUND:TRACE("SOUND");break;
148 case VFT2_DRV_COMM:TRACE("COMM");break;
149 case VFT2_DRV_INPUTMETHOD:TRACE("INPUTMETHOD");break;
150 case VFT2_DRV_VERSIONED_PRINTER:TRACE("VERSIONED_PRINTER");break;
153 TRACE("UNKNOWN(0x%x)",vffi->dwFileSubtype);break;
157 TRACE("filetype=FONT,");
158 switch (vffi->dwFileSubtype)
160 case VFT2_FONT_RASTER:TRACE("RASTER");break;
161 case VFT2_FONT_VECTOR:TRACE("VECTOR");break;
162 case VFT2_FONT_TRUETYPE:TRACE("TRUETYPE");break;
163 default:TRACE("UNKNOWN(0x%x)",vffi->dwFileSubtype);break;
166 case VFT_VXD:TRACE("filetype=VXD");break;
167 case VFT_STATIC_LIB:TRACE("filetype=STATIC_LIB");break;
170 TRACE("filetype=Unknown(0x%x)",vffi->dwFileType);break;
174 TRACE("filedate=0x%x.0x%x\n",vffi->dwFileDateMS,vffi->dwFileDateLS);
177 /***********************************************************************
178 * Version Info Structure
186 #if 0 /* variable length structure */
190 VS_VERSION_INFO_STRUCT16 Children[];
192 } VS_VERSION_INFO_STRUCT16;
200 #if 0 /* variable length structure */
204 VS_VERSION_INFO_STRUCT32 Children[];
206 } VS_VERSION_INFO_STRUCT32;
208 #define VersionInfoIs16( ver ) \
209 ( ((const VS_VERSION_INFO_STRUCT16 *)ver)->szKey[0] >= ' ' )
211 #define DWORD_ALIGN( base, ptr ) \
212 ( (LPBYTE)(base) + ((((LPBYTE)(ptr) - (LPBYTE)(base)) + 3) & ~3) )
214 #define VersionInfo16_Value( ver ) \
215 DWORD_ALIGN( (ver), (ver)->szKey + strlen((ver)->szKey) + 1 )
216 #define VersionInfo32_Value( ver ) \
217 DWORD_ALIGN( (ver), (ver)->szKey + strlenW((ver)->szKey) + 1 )
219 #define VersionInfo16_Children( ver ) \
220 (const VS_VERSION_INFO_STRUCT16 *)( VersionInfo16_Value( ver ) + \
221 ( ( (ver)->wValueLength + 3 ) & ~3 ) )
222 #define VersionInfo32_Children( ver ) \
223 (const VS_VERSION_INFO_STRUCT32 *)( VersionInfo32_Value( ver ) + \
224 ( ( (ver)->wValueLength * \
225 ((ver)->wType? 2 : 1) + 3 ) & ~3 ) )
227 #define VersionInfo16_Next( ver ) \
228 (VS_VERSION_INFO_STRUCT16 *)( (LPBYTE)ver + (((ver)->wLength + 3) & ~3) )
229 #define VersionInfo32_Next( ver ) \
230 (VS_VERSION_INFO_STRUCT32 *)( (LPBYTE)ver + (((ver)->wLength + 3) & ~3) )
232 /***********************************************************************
233 * VERSION_GetFileVersionInfo_PE [internal]
235 * NOTE: returns size of the PE VERSION resource or 0xFFFFFFFF
236 * in the case the file is a PE module, but VERSION_INFO not found.
238 static DWORD VERSION_GetFileVersionInfo_PE( LPCWSTR filename, DWORD datasize, LPVOID data )
240 const VS_FIXEDFILEINFO *vffi;
247 TRACE("%s\n", debugstr_w(filename));
249 hModule = GetModuleHandleW(filename);
251 hModule = LoadLibraryExW(filename, 0, LOAD_LIBRARY_AS_DATAFILE);
253 hModule = LoadLibraryExW(filename, 0, 0);
256 WARN("Could not load %s\n", debugstr_w(filename));
259 hRsrc = FindResourceW(hModule,
260 MAKEINTRESOURCEW(VS_VERSION_INFO),
261 MAKEINTRESOURCEW(VS_FILE_INFO));
264 WARN("Could not find VS_VERSION_INFO in %s\n", debugstr_w(filename));
265 FreeLibrary(hModule);
268 len = SizeofResource(hModule, hRsrc);
269 hMem = LoadResource(hModule, hRsrc);
272 WARN("Could not load VS_VERSION_INFO from %s\n", debugstr_w(filename));
273 FreeLibrary(hModule);
276 buf = LockResource(hMem);
278 vffi = (VS_FIXEDFILEINFO *)VersionInfo32_Value( (VS_VERSION_INFO_STRUCT32 *)buf );
280 if ( vffi->dwSignature != VS_FFI_SIGNATURE )
282 WARN("vffi->dwSignature is 0x%08x, but not 0x%08lx!\n",
283 vffi->dwSignature, VS_FFI_SIGNATURE );
289 print_vffi_debug( vffi );
294 len = datasize; /* truncate data */
296 memcpy(data, buf, len);
302 FreeLibrary(hModule);
307 /***********************************************************************
308 * VERSION_GetFileVersionInfo_16 [internal]
310 * NOTE: returns size of the 16-bit VERSION resource or 0xFFFFFFFF
311 * in the case the file exists, but VERSION_INFO not found.
313 static DWORD VERSION_GetFileVersionInfo_16( LPCSTR filename, DWORD datasize, LPVOID data )
315 const VS_FIXEDFILEINFO *vffi;
321 char dllname[20], owner[20], *p;
322 const char *basename;
323 BOOL is_builtin = FALSE;
325 TRACE("%s\n", debugstr_a(filename));
327 /* strip path information */
330 if (basename[0] && basename[1] == ':') basename += 2; /* strip drive specification */
331 if ((p = strrchr( basename, '\\' ))) basename = p + 1;
332 if ((p = strrchr( basename, '/' ))) basename = p + 1;
334 if (strlen(basename) < sizeof(dllname)-4)
338 strcpy( dllname, basename );
339 p = strrchr( dllname, '.' );
340 if (!p) strcat( dllname, ".dll" );
341 for (p = dllname; *p; p++) if (*p >= 'A' && *p <= 'Z') *p += 32;
343 if (wine_dll_get_owner( dllname, owner, sizeof(owner), &file_exists ) == 0)
347 /* first try without loading a 16-bit module */
351 len = GetFileResourceSize16( filename,
352 MAKEINTRESOURCEA(VS_FILE_INFO),
353 MAKEINTRESOURCEA(VS_VERSION_INFO),
357 if (!data) return len;
359 len = GetFileResource16( filename,
360 MAKEINTRESOURCEA(VS_FILE_INFO),
361 MAKEINTRESOURCEA(VS_VERSION_INFO),
362 offset, datasize, data );
365 vffi = (VS_FIXEDFILEINFO *)VersionInfo16_Value( (VS_VERSION_INFO_STRUCT16 *)data );
367 if ( vffi->dwSignature == VS_FFI_SIGNATURE )
369 if ( ((VS_VERSION_INFO_STRUCT16 *)data)->wLength < len )
370 len = ((VS_VERSION_INFO_STRUCT16 *)data)->wLength;
373 print_vffi_debug( vffi );
380 /* this might be a builtin 16-bit module */
381 hModule = LoadLibrary16(filename);
384 WARN("Could not load %s\n", debugstr_a(filename));
387 hRsrc = FindResource16(hModule,
388 MAKEINTRESOURCEA(VS_VERSION_INFO),
389 MAKEINTRESOURCEA(VS_FILE_INFO));
392 WARN("Could not find VS_VERSION_INFO in %s\n", debugstr_a(filename));
393 FreeLibrary16(hModule);
396 len = SizeofResource16(hModule, hRsrc);
397 hMem = LoadResource16(hModule, hRsrc);
400 WARN("Could not load VS_VERSION_INFO from %s\n", debugstr_a(filename));
401 FreeLibrary16(hModule);
404 buf = LockResource16(hMem);
406 if(!VersionInfoIs16(buf))
412 vffi = (VS_FIXEDFILEINFO *)VersionInfo16_Value( (VS_VERSION_INFO_STRUCT16 *)buf );
414 if ( vffi->dwSignature != VS_FFI_SIGNATURE )
416 WARN("vffi->dwSignature is 0x%08x, but not 0x%08lx!\n",
417 vffi->dwSignature, VS_FFI_SIGNATURE );
423 print_vffi_debug( vffi );
428 len = datasize; /* truncate data */
430 memcpy(data, buf, len);
435 FreeResource16(hMem);
436 FreeLibrary16(hModule);
441 /***********************************************************************
442 * GetFileVersionInfoSizeW [VERSION.@]
444 DWORD WINAPI GetFileVersionInfoSizeW( LPCWSTR filename, LPDWORD handle )
448 TRACE("(%s,%p)\n", debugstr_w(filename), handle );
450 if (handle) *handle = 0;
454 SetLastError(ERROR_INVALID_PARAMETER);
459 SetLastError(ERROR_BAD_PATHNAME);
463 len = VERSION_GetFileVersionInfo_PE(filename, 0, NULL);
464 /* 0xFFFFFFFF means: file is a PE module, but VERSION_INFO not found */
465 if(len == 0xFFFFFFFF)
467 SetLastError(ERROR_RESOURCE_DATA_NOT_FOUND);
475 len = WideCharToMultiByte( CP_ACP, 0, filename, -1, NULL, 0, NULL, NULL );
476 filenameA = HeapAlloc( GetProcessHeap(), 0, len );
477 WideCharToMultiByte( CP_ACP, 0, filename, -1, filenameA, len, NULL, NULL );
479 len = VERSION_GetFileVersionInfo_16(filenameA, 0, NULL);
480 HeapFree( GetProcessHeap(), 0, filenameA );
481 /* 0xFFFFFFFF means: file exists, but VERSION_INFO not found */
484 SetLastError(ERROR_FILE_NOT_FOUND);
487 if (len == 0xFFFFFFFF)
489 SetLastError(ERROR_RESOURCE_DATA_NOT_FOUND);
493 /* We have a 16bit resource.
495 * XP/W2K/W2K3 uses a buffer which is more than the actual needed space:
497 * (info->wLength - sizeof(VS_FIXEDFILEINFO)) * 4
499 * This extra buffer is used for ANSI to Unicode conversions in W-Calls.
500 * info->wLength should be the same as len. Currently it isn't but that
501 * doesn't seem to be a problem (len is bigger than info->wLength).
503 len = (len - sizeof(VS_FIXEDFILEINFO)) * 4;
507 /* We have a 32bit resource.
509 * XP/W2K/W2K3 uses a buffer which is 2 times the actual needed space + 4 bytes "FE2X"
510 * This extra buffer is used for Unicode to ANSI conversions in A-Calls
519 /***********************************************************************
520 * GetFileVersionInfoSizeA [VERSION.@]
522 DWORD WINAPI GetFileVersionInfoSizeA( LPCSTR filename, LPDWORD handle )
524 UNICODE_STRING filenameW;
527 TRACE("(%s,%p)\n", debugstr_a(filename), handle );
530 RtlCreateUnicodeStringFromAsciiz(&filenameW, filename);
532 filenameW.Buffer = NULL;
534 retval = GetFileVersionInfoSizeW(filenameW.Buffer, handle);
536 RtlFreeUnicodeString(&filenameW);
541 /***********************************************************************
542 * GetFileVersionInfoW [VERSION.@]
544 BOOL WINAPI GetFileVersionInfoW( LPCWSTR filename, DWORD handle,
545 DWORD datasize, LPVOID data )
548 VS_VERSION_INFO_STRUCT32* vvis = (VS_VERSION_INFO_STRUCT32*)data;
550 TRACE("(%s,%d,size=%d,data=%p)\n",
551 debugstr_w(filename), handle, datasize, data );
555 SetLastError(ERROR_INVALID_DATA);
558 len = VERSION_GetFileVersionInfo_PE(filename, datasize, data);
559 /* 0xFFFFFFFF means: file is a PE module, but VERSION_INFO not found */
560 if (len == 0xFFFFFFFF)
562 SetLastError(ERROR_RESOURCE_DATA_NOT_FOUND);
570 len = WideCharToMultiByte( CP_ACP, 0, filename, -1, NULL, 0, NULL, NULL );
571 filenameA = HeapAlloc( GetProcessHeap(), 0, len );
572 WideCharToMultiByte( CP_ACP, 0, filename, -1, filenameA, len, NULL, NULL );
574 len = VERSION_GetFileVersionInfo_16(filenameA, datasize, data);
575 HeapFree( GetProcessHeap(), 0, filenameA );
576 /* 0xFFFFFFFF means: file exists, but VERSION_INFO not found */
577 if (!len || len == 0xFFFFFFFF)
579 SetLastError(ERROR_RESOURCE_DATA_NOT_FOUND);
582 /* We have a 16bit resource. */
586 static const char signature[] = "FE2X";
587 DWORD bufsize = vvis->wLength + strlen(signature);
590 /* We have a 32bit resource.
592 * XP/W2K/W2K3 uses a buffer which is 2 times the actual needed space + 4 bytes "FE2X"
593 * This extra buffer is used for Unicode to ANSI conversions in A-Calls
596 /* information is truncated to datasize bytes */
597 if (datasize >= bufsize)
599 convbuf = datasize - vvis->wLength;
600 memcpy( ((char*)(data))+vvis->wLength, signature, convbuf > 4 ? 4 : convbuf );
608 /***********************************************************************
609 * GetFileVersionInfoA [VERSION.@]
611 BOOL WINAPI GetFileVersionInfoA( LPCSTR filename, DWORD handle,
612 DWORD datasize, LPVOID data )
614 UNICODE_STRING filenameW;
617 TRACE("(%s,%d,size=%d,data=%p)\n",
618 debugstr_a(filename), handle, datasize, data );
621 RtlCreateUnicodeStringFromAsciiz(&filenameW, filename);
623 filenameW.Buffer = NULL;
625 retval = GetFileVersionInfoW(filenameW.Buffer, handle, datasize, data);
627 RtlFreeUnicodeString(&filenameW);
632 /***********************************************************************
633 * VersionInfo16_FindChild [internal]
635 static const VS_VERSION_INFO_STRUCT16 *VersionInfo16_FindChild( const VS_VERSION_INFO_STRUCT16 *info,
636 LPCSTR szKey, UINT cbKey )
638 const VS_VERSION_INFO_STRUCT16 *child = VersionInfo16_Children( info );
640 while ((char *)child < (char *)info + info->wLength )
642 if (!strncasecmp( child->szKey, szKey, cbKey ) && !child->szKey[cbKey])
645 if (!(child->wLength)) return NULL;
646 child = VersionInfo16_Next( child );
652 /***********************************************************************
653 * VersionInfo32_FindChild [internal]
655 static const VS_VERSION_INFO_STRUCT32 *VersionInfo32_FindChild( const VS_VERSION_INFO_STRUCT32 *info,
656 LPCWSTR szKey, UINT cbKey )
658 const VS_VERSION_INFO_STRUCT32 *child = VersionInfo32_Children( info );
660 while ((char *)child < (char *)info + info->wLength )
662 if (!strncmpiW( child->szKey, szKey, cbKey ) && !child->szKey[cbKey])
665 child = VersionInfo32_Next( child );
671 /***********************************************************************
672 * VersionInfo16_QueryValue [internal]
674 * Gets a value from a 16-bit NE resource
676 static BOOL WINAPI VersionInfo16_QueryValue( const VS_VERSION_INFO_STRUCT16 *info, LPCSTR lpSubBlock,
677 LPVOID *lplpBuffer, UINT *puLen )
679 while ( *lpSubBlock )
681 /* Find next path component */
683 for ( lpNextSlash = lpSubBlock; *lpNextSlash; lpNextSlash++ )
684 if ( *lpNextSlash == '\\' )
687 /* Skip empty components */
688 if ( lpNextSlash == lpSubBlock )
694 /* We have a non-empty component: search info for key */
695 info = VersionInfo16_FindChild( info, lpSubBlock, lpNextSlash-lpSubBlock );
698 if (puLen) *puLen = 0 ;
699 SetLastError( ERROR_RESOURCE_TYPE_NOT_FOUND );
703 /* Skip path component */
704 lpSubBlock = lpNextSlash;
708 *lplpBuffer = VersionInfo16_Value( info );
710 *puLen = info->wValueLength;
715 /***********************************************************************
716 * VersionInfo32_QueryValue [internal]
718 * Gets a value from a 32-bit PE resource
720 static BOOL WINAPI VersionInfo32_QueryValue( const VS_VERSION_INFO_STRUCT32 *info, LPCWSTR lpSubBlock,
721 LPVOID *lplpBuffer, UINT *puLen )
723 TRACE("lpSubBlock : (%s)\n", debugstr_w(lpSubBlock));
725 while ( *lpSubBlock )
727 /* Find next path component */
729 for ( lpNextSlash = lpSubBlock; *lpNextSlash; lpNextSlash++ )
730 if ( *lpNextSlash == '\\' )
733 /* Skip empty components */
734 if ( lpNextSlash == lpSubBlock )
740 /* We have a non-empty component: search info for key */
741 info = VersionInfo32_FindChild( info, lpSubBlock, lpNextSlash-lpSubBlock );
744 if (puLen) *puLen = 0 ;
745 SetLastError( ERROR_RESOURCE_TYPE_NOT_FOUND );
749 /* Skip path component */
750 lpSubBlock = lpNextSlash;
754 *lplpBuffer = VersionInfo32_Value( info );
756 *puLen = info->wValueLength;
761 /***********************************************************************
762 * VerQueryValueA [VERSION.@]
764 BOOL WINAPI VerQueryValueA( LPCVOID pBlock, LPCSTR lpSubBlock,
765 LPVOID *lplpBuffer, UINT *puLen )
767 static const char rootA[] = "\\";
768 static const char varfileinfoA[] = "\\VarFileInfo\\Translation";
769 const VS_VERSION_INFO_STRUCT16 *info = (const VS_VERSION_INFO_STRUCT16 *)pBlock;
771 TRACE("(%p,%s,%p,%p)\n",
772 pBlock, debugstr_a(lpSubBlock), lplpBuffer, puLen );
777 if ( !VersionInfoIs16( info ) )
783 len = MultiByteToWideChar(CP_ACP, 0, lpSubBlock, -1, NULL, 0);
784 lpSubBlockW = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
789 MultiByteToWideChar(CP_ACP, 0, lpSubBlock, -1, lpSubBlockW, len);
791 ret = VersionInfo32_QueryValue(pBlock, lpSubBlockW, lplpBuffer, puLen);
793 HeapFree(GetProcessHeap(), 0, lpSubBlockW);
795 if (ret && strcasecmp( lpSubBlock, rootA ) && strcasecmp( lpSubBlock, varfileinfoA ))
797 /* Set lpBuffer so it points to the 'empty' area where we store
798 * the converted strings
800 LPSTR lpBufferA = (LPSTR)pBlock + info->wLength + 4;
801 DWORD pos = (LPCSTR)*lplpBuffer - (LPCSTR)pBlock;
803 len = WideCharToMultiByte(CP_ACP, 0, (LPCWSTR)*lplpBuffer, -1,
804 lpBufferA + pos, info->wLength - pos, NULL, NULL);
805 *lplpBuffer = lpBufferA + pos;
811 return VersionInfo16_QueryValue(info, lpSubBlock, lplpBuffer, puLen);
814 /***********************************************************************
815 * VerQueryValueW [VERSION.@]
817 BOOL WINAPI VerQueryValueW( LPCVOID pBlock, LPCWSTR lpSubBlock,
818 LPVOID *lplpBuffer, UINT *puLen )
820 static const WCHAR rootW[] = { '\\', 0 };
821 static const WCHAR varfileinfoW[] = { '\\','V','a','r','F','i','l','e','I','n','f','o',
822 '\\','T','r','a','n','s','l','a','t','i','o','n', 0 };
824 const VS_VERSION_INFO_STRUCT32 *info = (const VS_VERSION_INFO_STRUCT32 *)pBlock;
826 TRACE("(%p,%s,%p,%p)\n",
827 pBlock, debugstr_w(lpSubBlock), lplpBuffer, puLen );
832 if ( VersionInfoIs16( info ) )
838 len = WideCharToMultiByte(CP_ACP, 0, lpSubBlock, -1, NULL, 0, NULL, NULL);
839 lpSubBlockA = HeapAlloc(GetProcessHeap(), 0, len * sizeof(char));
844 WideCharToMultiByte(CP_ACP, 0, lpSubBlock, -1, lpSubBlockA, len, NULL, NULL);
846 ret = VersionInfo16_QueryValue(pBlock, lpSubBlockA, lplpBuffer, puLen);
848 HeapFree(GetProcessHeap(), 0, lpSubBlockA);
850 if (ret && strcmpiW( lpSubBlock, rootW ) && strcmpiW( lpSubBlock, varfileinfoW ))
852 /* Set lpBuffer so it points to the 'empty' area where we store
853 * the converted strings
855 LPWSTR lpBufferW = (LPWSTR)((LPSTR)pBlock + info->wLength);
856 DWORD pos = (LPCSTR)*lplpBuffer - (LPCSTR)pBlock;
857 DWORD max = (info->wLength - sizeof(VS_FIXEDFILEINFO)) * 4 - info->wLength;
859 len = MultiByteToWideChar(CP_ACP, 0, (LPCSTR)*lplpBuffer, -1,
860 lpBufferW + pos, max/sizeof(WCHAR) - pos );
861 *lplpBuffer = lpBufferW + pos;
867 return VersionInfo32_QueryValue(info, lpSubBlock, lplpBuffer, puLen);