[VERSION]
[reactos.git] / reactos / dll / win32 / version / version.c
1 /*
2 * Implementation of VERSION.DLL
3 *
4 * Copyright 1996,1997 Marcus Meissner
5 * Copyright 1997 David Cuthbert
6 * Copyright 1999 Ulrich Weigand
7 * Copyright 2005 Paul Vriens
8 *
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.
13 *
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.
18 *
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
22 *
23 */
24 #include "config.h"
25
26 #include <stdarg.h>
27 #include <stdlib.h>
28 #include <string.h>
29 #include <stdio.h>
30
31 #include <sys/types.h>
32 #ifdef HAVE_UNISTD_H
33 # include <unistd.h>
34 #endif
35
36 #define NONAMELESSUNION
37 #define NONAMELESSSTRUCT
38 #include "windef.h"
39 #include "winbase.h"
40 #include "winver.h"
41 #include "winuser.h"
42 #include "winnls.h"
43 #include "winternl.h"
44 #include "lzexpand.h"
45 #include "wine/unicode.h"
46 #include "winerror.h"
47 #include "wine/debug.h"
48
49
50 WINE_DEFAULT_DEBUG_CHANNEL(ver);
51
52 typedef struct
53 {
54 WORD offset;
55 WORD length;
56 WORD flags;
57 WORD id;
58 WORD handle;
59 WORD usage;
60 } NE_NAMEINFO;
61
62 typedef struct
63 {
64 WORD type_id;
65 WORD count;
66 DWORD resloader;
67 } NE_TYPEINFO;
68
69 /**********************************************************************
70 * find_entry_by_id
71 *
72 * Find an entry by id in a resource directory
73 * Copied from loader/pe_resource.c
74 */
75 static const IMAGE_RESOURCE_DIRECTORY *find_entry_by_id( const IMAGE_RESOURCE_DIRECTORY *dir,
76 WORD id, const void *root )
77 {
78 const IMAGE_RESOURCE_DIRECTORY_ENTRY *entry;
79 int min, max, pos;
80
81 entry = (const IMAGE_RESOURCE_DIRECTORY_ENTRY *)(dir + 1);
82 min = dir->NumberOfNamedEntries;
83 max = min + dir->NumberOfIdEntries - 1;
84 while (min <= max)
85 {
86 pos = (min + max) / 2;
87 if (entry[pos].u.Id == id)
88 return (const IMAGE_RESOURCE_DIRECTORY *)((const char *)root + entry[pos].u2.s2.OffsetToDirectory);
89 if (entry[pos].u.Id > id) max = pos - 1;
90 else min = pos + 1;
91 }
92 return NULL;
93 }
94
95
96 /**********************************************************************
97 * find_entry_default
98 *
99 * Find a default entry in a resource directory
100 * Copied from loader/pe_resource.c
101 */
102 static const IMAGE_RESOURCE_DIRECTORY *find_entry_default( const IMAGE_RESOURCE_DIRECTORY *dir,
103 const void *root )
104 {
105 const IMAGE_RESOURCE_DIRECTORY_ENTRY *entry;
106
107 entry = (const IMAGE_RESOURCE_DIRECTORY_ENTRY *)(dir + 1);
108 return (const IMAGE_RESOURCE_DIRECTORY *)((const char *)root + entry->u2.s2.OffsetToDirectory);
109 }
110
111
112 /**********************************************************************
113 * push_language
114 *
115 * push a language onto the list of languages to try
116 */
117 static inline int push_language( WORD *list, int pos, WORD lang )
118 {
119 int i;
120 for (i = 0; i < pos; i++) if (list[i] == lang) return pos;
121 list[pos++] = lang;
122 return pos;
123 }
124
125
126 /**********************************************************************
127 * find_entry_language
128 */
129 static const IMAGE_RESOURCE_DIRECTORY *find_entry_language( const IMAGE_RESOURCE_DIRECTORY *dir,
130 const void *root )
131 {
132 const IMAGE_RESOURCE_DIRECTORY *ret;
133 WORD list[9];
134 int i, pos = 0;
135
136 /* cf. LdrFindResource_U */
137 pos = push_language( list, pos, MAKELANGID( LANG_NEUTRAL, SUBLANG_NEUTRAL ) );
138 pos = push_language( list, pos, LANGIDFROMLCID( NtCurrentTeb()->CurrentLocale ) );
139 pos = push_language( list, pos, GetUserDefaultLangID() );
140 pos = push_language( list, pos, MAKELANGID( PRIMARYLANGID(GetUserDefaultLangID()), SUBLANG_NEUTRAL ));
141 pos = push_language( list, pos, MAKELANGID( PRIMARYLANGID(GetUserDefaultLangID()), SUBLANG_DEFAULT ));
142 pos = push_language( list, pos, GetSystemDefaultLangID() );
143 pos = push_language( list, pos, MAKELANGID( PRIMARYLANGID(GetSystemDefaultLangID()), SUBLANG_NEUTRAL ));
144 pos = push_language( list, pos, MAKELANGID( PRIMARYLANGID(GetSystemDefaultLangID()), SUBLANG_DEFAULT ));
145 pos = push_language( list, pos, MAKELANGID( LANG_ENGLISH, SUBLANG_DEFAULT ) );
146
147 for (i = 0; i < pos; i++) if ((ret = find_entry_by_id( dir, list[i], root ))) return ret;
148 return find_entry_default( dir, root );
149 }
150
151
152 /***********************************************************************
153 * read_xx_header [internal]
154 */
155 static int read_xx_header( HFILE lzfd )
156 {
157 IMAGE_DOS_HEADER mzh;
158 char magic[3];
159
160 LZSeek( lzfd, 0, SEEK_SET );
161 if ( sizeof(mzh) != LZRead( lzfd, (LPSTR)&mzh, sizeof(mzh) ) )
162 return 0;
163 if ( mzh.e_magic != IMAGE_DOS_SIGNATURE )
164 {
165 if (!memcmp( &mzh, "\177ELF", 4 )) return 1; /* ELF */
166 if (*(UINT *)&mzh == 0xfeedface || *(UINT *)&mzh == 0xcefaedfe) return 1; /* Mach-O */
167 return 0;
168 }
169
170 LZSeek( lzfd, mzh.e_lfanew, SEEK_SET );
171 if ( 2 != LZRead( lzfd, magic, 2 ) )
172 return 0;
173
174 LZSeek( lzfd, mzh.e_lfanew, SEEK_SET );
175
176 if ( magic[0] == 'N' && magic[1] == 'E' )
177 return IMAGE_OS2_SIGNATURE;
178 if ( magic[0] == 'P' && magic[1] == 'E' )
179 return IMAGE_NT_SIGNATURE;
180
181 magic[2] = '\0';
182 WARN("Can't handle %s files.\n", magic );
183 return 0;
184 }
185
186 /***********************************************************************
187 * find_ne_resource [internal]
188 */
189 static BOOL find_ne_resource( HFILE lzfd, DWORD *resLen, DWORD *resOff )
190 {
191 const WORD typeid = VS_FILE_INFO | 0x8000;
192 const WORD resid = VS_VERSION_INFO | 0x8000;
193 IMAGE_OS2_HEADER nehd;
194 NE_TYPEINFO *typeInfo;
195 NE_NAMEINFO *nameInfo;
196 DWORD nehdoffset;
197 LPBYTE resTab;
198 DWORD resTabSize;
199 int count;
200
201 /* Read in NE header */
202 nehdoffset = LZSeek( lzfd, 0, SEEK_CUR );
203 if ( sizeof(nehd) != LZRead( lzfd, (LPSTR)&nehd, sizeof(nehd) ) ) return FALSE;
204
205 resTabSize = nehd.ne_restab - nehd.ne_rsrctab;
206 if ( !resTabSize )
207 {
208 TRACE("No resources in NE dll\n" );
209 return FALSE;
210 }
211
212 /* Read in resource table */
213 resTab = HeapAlloc( GetProcessHeap(), 0, resTabSize );
214 if ( !resTab ) return FALSE;
215
216 LZSeek( lzfd, nehd.ne_rsrctab + nehdoffset, SEEK_SET );
217 if ( resTabSize != LZRead( lzfd, (char*)resTab, resTabSize ) )
218 {
219 HeapFree( GetProcessHeap(), 0, resTab );
220 return FALSE;
221 }
222
223 /* Find resource */
224 typeInfo = (NE_TYPEINFO *)(resTab + 2);
225 while (typeInfo->type_id)
226 {
227 if (typeInfo->type_id == typeid) goto found_type;
228 typeInfo = (NE_TYPEINFO *)((char *)(typeInfo + 1) +
229 typeInfo->count * sizeof(NE_NAMEINFO));
230 }
231 TRACE("No typeid entry found\n" );
232 HeapFree( GetProcessHeap(), 0, resTab );
233 return FALSE;
234
235 found_type:
236 nameInfo = (NE_NAMEINFO *)(typeInfo + 1);
237
238 for (count = typeInfo->count; count > 0; count--, nameInfo++)
239 if (nameInfo->id == resid) goto found_name;
240
241 TRACE("No resid entry found\n" );
242 HeapFree( GetProcessHeap(), 0, resTab );
243 return FALSE;
244
245 found_name:
246 /* Return resource data */
247 if ( resLen ) *resLen = nameInfo->length << *(WORD *)resTab;
248 if ( resOff ) *resOff = nameInfo->offset << *(WORD *)resTab;
249
250 HeapFree( GetProcessHeap(), 0, resTab );
251 return TRUE;
252 }
253
254 /***********************************************************************
255 * find_pe_resource [internal]
256 */
257 static BOOL find_pe_resource( HFILE lzfd, DWORD *resLen, DWORD *resOff )
258 {
259 union
260 {
261 IMAGE_NT_HEADERS32 nt32;
262 IMAGE_NT_HEADERS64 nt64;
263 } pehd;
264 DWORD pehdoffset;
265 PIMAGE_DATA_DIRECTORY resDataDir;
266 PIMAGE_SECTION_HEADER sections;
267 LPBYTE resSection;
268 DWORD section_size, data_size;
269 const void *resDir;
270 const IMAGE_RESOURCE_DIRECTORY *resPtr;
271 const IMAGE_RESOURCE_DATA_ENTRY *resData;
272 int i, len, nSections;
273 BOOL ret = FALSE;
274
275 /* Read in PE header */
276 pehdoffset = LZSeek( lzfd, 0, SEEK_CUR );
277 len = LZRead( lzfd, (LPSTR)&pehd, sizeof(pehd) );
278 if (len < sizeof(pehd.nt32.FileHeader)) return FALSE;
279 if (len < sizeof(pehd)) memset( (char *)&pehd + len, 0, sizeof(pehd) - len );
280
281 switch (pehd.nt32.OptionalHeader.Magic)
282 {
283 case IMAGE_NT_OPTIONAL_HDR32_MAGIC:
284 resDataDir = pehd.nt32.OptionalHeader.DataDirectory + IMAGE_DIRECTORY_ENTRY_RESOURCE;
285 break;
286 case IMAGE_NT_OPTIONAL_HDR64_MAGIC:
287 resDataDir = pehd.nt64.OptionalHeader.DataDirectory + IMAGE_DIRECTORY_ENTRY_RESOURCE;
288 break;
289 default:
290 return FALSE;
291 }
292
293 if ( !resDataDir->Size )
294 {
295 TRACE("No resources in PE dll\n" );
296 return FALSE;
297 }
298
299 /* Read in section table */
300 nSections = pehd.nt32.FileHeader.NumberOfSections;
301 sections = HeapAlloc( GetProcessHeap(), 0,
302 nSections * sizeof(IMAGE_SECTION_HEADER) );
303 if ( !sections ) return FALSE;
304
305 len = FIELD_OFFSET( IMAGE_NT_HEADERS32, OptionalHeader ) + pehd.nt32.FileHeader.SizeOfOptionalHeader;
306 LZSeek( lzfd, pehdoffset + len, SEEK_SET );
307
308 if ( nSections * sizeof(IMAGE_SECTION_HEADER) !=
309 LZRead( lzfd, (LPSTR)sections, nSections * sizeof(IMAGE_SECTION_HEADER) ) )
310 {
311 HeapFree( GetProcessHeap(), 0, sections );
312 return FALSE;
313 }
314
315 /* Find resource section */
316 for ( i = 0; i < nSections; i++ )
317 if ( resDataDir->VirtualAddress >= sections[i].VirtualAddress
318 && resDataDir->VirtualAddress < sections[i].VirtualAddress +
319 sections[i].SizeOfRawData )
320 break;
321
322 if ( i == nSections )
323 {
324 HeapFree( GetProcessHeap(), 0, sections );
325 TRACE("Couldn't find resource section\n" );
326 return FALSE;
327 }
328
329 /* Read in resource section */
330 data_size = sections[i].SizeOfRawData;
331 section_size = max( data_size, sections[i].Misc.VirtualSize );
332 resSection = HeapAlloc( GetProcessHeap(), 0, section_size );
333 if ( !resSection )
334 {
335 HeapFree( GetProcessHeap(), 0, sections );
336 return FALSE;
337 }
338
339 LZSeek( lzfd, sections[i].PointerToRawData, SEEK_SET );
340 if (data_size != LZRead( lzfd, (char*)resSection, data_size )) goto done;
341 if (data_size < section_size) memset( (char *)resSection + data_size, 0, section_size - data_size );
342
343 /* Find resource */
344 resDir = resSection + (resDataDir->VirtualAddress - sections[i].VirtualAddress);
345
346 resPtr = resDir;
347 resPtr = find_entry_by_id( resPtr, VS_FILE_INFO, resDir );
348 if ( !resPtr )
349 {
350 TRACE("No typeid entry found\n" );
351 goto done;
352 }
353 resPtr = find_entry_by_id( resPtr, VS_VERSION_INFO, resDir );
354 if ( !resPtr )
355 {
356 TRACE("No resid entry found\n" );
357 goto done;
358 }
359 resPtr = find_entry_language( resPtr, resDir );
360 if ( !resPtr )
361 {
362 TRACE("No default language entry found\n" );
363 goto done;
364 }
365
366 /* Find resource data section */
367 resData = (const IMAGE_RESOURCE_DATA_ENTRY*)resPtr;
368 for ( i = 0; i < nSections; i++ )
369 if ( resData->OffsetToData >= sections[i].VirtualAddress
370 && resData->OffsetToData < sections[i].VirtualAddress +
371 sections[i].SizeOfRawData )
372 break;
373
374 if ( i == nSections )
375 {
376 TRACE("Couldn't find resource data section\n" );
377 goto done;
378 }
379
380 /* Return resource data */
381 if ( resLen ) *resLen = resData->Size;
382 if ( resOff ) *resOff = resData->OffsetToData - sections[i].VirtualAddress
383 + sections[i].PointerToRawData;
384 ret = TRUE;
385
386 done:
387 HeapFree( GetProcessHeap(), 0, resSection );
388 HeapFree( GetProcessHeap(), 0, sections );
389 return ret;
390 }
391
392
393 /***********************************************************************
394 * find_version_resource [internal]
395 */
396 static DWORD find_version_resource( HFILE lzfd, DWORD *reslen, DWORD *offset )
397 {
398 DWORD magic = read_xx_header( lzfd );
399
400 switch (magic)
401 {
402 case IMAGE_OS2_SIGNATURE:
403 if (!find_ne_resource( lzfd, reslen, offset )) magic = 0;
404 break;
405 case IMAGE_NT_SIGNATURE:
406 if (!find_pe_resource( lzfd, reslen, offset )) magic = 0;
407 break;
408 }
409 return magic;
410 }
411
412 /******************************************************************************
413 *
414 * This function will print via standard TRACE, debug info regarding
415 * the file info structure vffi.
416 * 15-Feb-1998 Dimitrie Paun (dimi@cs.toronto.edu)
417 * Added this function to clean up the code.
418 *
419 *****************************************************************************/
420 static void print_vffi_debug(const VS_FIXEDFILEINFO *vffi)
421 {
422 BOOL versioned_printer = FALSE;
423
424 if((vffi->dwFileType == VFT_DLL) || (vffi->dwFileType == VFT_DRV))
425 {
426 if(vffi->dwFileSubtype == VFT2_DRV_VERSIONED_PRINTER)
427 /* this is documented for newer w2k Drivers and up */
428 versioned_printer = TRUE;
429 else if( (vffi->dwFileSubtype == VFT2_DRV_PRINTER) &&
430 (vffi->dwFileVersionMS != vffi->dwProductVersionMS) &&
431 (vffi->dwFileVersionMS > 0) &&
432 (vffi->dwFileVersionMS <= 3) )
433 /* found this on NT 3.51, NT4.0 and old w2k Drivers */
434 versioned_printer = TRUE;
435 }
436
437 TRACE("structversion=%u.%u, ",
438 HIWORD(vffi->dwStrucVersion),LOWORD(vffi->dwStrucVersion));
439 if(versioned_printer)
440 {
441 WORD mode = LOWORD(vffi->dwFileVersionMS);
442 WORD ver_rev = HIWORD(vffi->dwFileVersionLS);
443 TRACE("fileversion=%u.%u.%u.%u (%s.major.minor.release), ",
444 (vffi->dwFileVersionMS),
445 HIBYTE(ver_rev), LOBYTE(ver_rev), LOWORD(vffi->dwFileVersionLS),
446 (mode == 3) ? "Usermode" : ((mode <= 2) ? "Kernelmode" : "?") );
447 }
448 else
449 {
450 TRACE("fileversion=%u.%u.%u.%u, ",
451 HIWORD(vffi->dwFileVersionMS),LOWORD(vffi->dwFileVersionMS),
452 HIWORD(vffi->dwFileVersionLS),LOWORD(vffi->dwFileVersionLS));
453 }
454 TRACE("productversion=%u.%u.%u.%u\n",
455 HIWORD(vffi->dwProductVersionMS),LOWORD(vffi->dwProductVersionMS),
456 HIWORD(vffi->dwProductVersionLS),LOWORD(vffi->dwProductVersionLS));
457
458 TRACE("flagmask=0x%x, flags=0x%x %s%s%s%s%s%s\n",
459 vffi->dwFileFlagsMask, vffi->dwFileFlags,
460 (vffi->dwFileFlags & VS_FF_DEBUG) ? "DEBUG," : "",
461 (vffi->dwFileFlags & VS_FF_PRERELEASE) ? "PRERELEASE," : "",
462 (vffi->dwFileFlags & VS_FF_PATCHED) ? "PATCHED," : "",
463 (vffi->dwFileFlags & VS_FF_PRIVATEBUILD) ? "PRIVATEBUILD," : "",
464 (vffi->dwFileFlags & VS_FF_INFOINFERRED) ? "INFOINFERRED," : "",
465 (vffi->dwFileFlags & VS_FF_SPECIALBUILD) ? "SPECIALBUILD," : "");
466
467 TRACE("(");
468
469 TRACE("OS=0x%x.0x%x ", HIWORD(vffi->dwFileOS), LOWORD(vffi->dwFileOS));
470
471 switch (vffi->dwFileOS&0xFFFF0000)
472 {
473 case VOS_DOS:TRACE("DOS,");break;
474 case VOS_OS216:TRACE("OS/2-16,");break;
475 case VOS_OS232:TRACE("OS/2-32,");break;
476 case VOS_NT:TRACE("NT,");break;
477 case VOS_UNKNOWN:
478 default:
479 TRACE("UNKNOWN(0x%x),",vffi->dwFileOS&0xFFFF0000);break;
480 }
481
482 switch (LOWORD(vffi->dwFileOS))
483 {
484 case VOS__BASE:TRACE("BASE");break;
485 case VOS__WINDOWS16:TRACE("WIN16");break;
486 case VOS__WINDOWS32:TRACE("WIN32");break;
487 case VOS__PM16:TRACE("PM16");break;
488 case VOS__PM32:TRACE("PM32");break;
489 default:
490 TRACE("UNKNOWN(0x%x)",LOWORD(vffi->dwFileOS));break;
491 }
492
493 TRACE(")\n");
494
495 switch (vffi->dwFileType)
496 {
497 case VFT_APP:TRACE("filetype=APP");break;
498 case VFT_DLL:
499 TRACE("filetype=DLL");
500 if(vffi->dwFileSubtype != 0)
501 {
502 if(versioned_printer) /* NT3.x/NT4.0 or old w2k Driver */
503 TRACE(",PRINTER");
504 TRACE(" (subtype=0x%x)", vffi->dwFileSubtype);
505 }
506 break;
507 case VFT_DRV:
508 TRACE("filetype=DRV,");
509 switch(vffi->dwFileSubtype)
510 {
511 case VFT2_DRV_PRINTER:TRACE("PRINTER");break;
512 case VFT2_DRV_KEYBOARD:TRACE("KEYBOARD");break;
513 case VFT2_DRV_LANGUAGE:TRACE("LANGUAGE");break;
514 case VFT2_DRV_DISPLAY:TRACE("DISPLAY");break;
515 case VFT2_DRV_MOUSE:TRACE("MOUSE");break;
516 case VFT2_DRV_NETWORK:TRACE("NETWORK");break;
517 case VFT2_DRV_SYSTEM:TRACE("SYSTEM");break;
518 case VFT2_DRV_INSTALLABLE:TRACE("INSTALLABLE");break;
519 case VFT2_DRV_SOUND:TRACE("SOUND");break;
520 case VFT2_DRV_COMM:TRACE("COMM");break;
521 case VFT2_DRV_INPUTMETHOD:TRACE("INPUTMETHOD");break;
522 case VFT2_DRV_VERSIONED_PRINTER:TRACE("VERSIONED_PRINTER");break;
523 case VFT2_UNKNOWN:
524 default:
525 TRACE("UNKNOWN(0x%x)",vffi->dwFileSubtype);break;
526 }
527 break;
528 case VFT_FONT:
529 TRACE("filetype=FONT,");
530 switch (vffi->dwFileSubtype)
531 {
532 case VFT2_FONT_RASTER:TRACE("RASTER");break;
533 case VFT2_FONT_VECTOR:TRACE("VECTOR");break;
534 case VFT2_FONT_TRUETYPE:TRACE("TRUETYPE");break;
535 default:TRACE("UNKNOWN(0x%x)",vffi->dwFileSubtype);break;
536 }
537 break;
538 case VFT_VXD:TRACE("filetype=VXD");break;
539 case VFT_STATIC_LIB:TRACE("filetype=STATIC_LIB");break;
540 case VFT_UNKNOWN:
541 default:
542 TRACE("filetype=Unknown(0x%x)",vffi->dwFileType);break;
543 }
544
545 TRACE("\n");
546 TRACE("filedate=0x%x.0x%x\n",vffi->dwFileDateMS,vffi->dwFileDateLS);
547 }
548
549 /***********************************************************************
550 * Version Info Structure
551 */
552
553 typedef struct
554 {
555 WORD wLength;
556 WORD wValueLength;
557 CHAR szKey[1];
558 #if 0 /* variable length structure */
559 /* DWORD aligned */
560 BYTE Value[];
561 /* DWORD aligned */
562 VS_VERSION_INFO_STRUCT16 Children[];
563 #endif
564 } VS_VERSION_INFO_STRUCT16;
565
566 typedef struct
567 {
568 WORD wLength;
569 WORD wValueLength;
570 WORD wType; /* 1:Text, 0:Binary */
571 WCHAR szKey[1];
572 #if 0 /* variable length structure */
573 /* DWORD aligned */
574 BYTE Value[];
575 /* DWORD aligned */
576 VS_VERSION_INFO_STRUCT32 Children[];
577 #endif
578 } VS_VERSION_INFO_STRUCT32;
579
580 #define VersionInfoIs16( ver ) \
581 ( ((const VS_VERSION_INFO_STRUCT16 *)ver)->szKey[0] >= ' ' )
582
583 #define DWORD_ALIGN( base, ptr ) \
584 ( (LPBYTE)(base) + ((((LPBYTE)(ptr) - (LPBYTE)(base)) + 3) & ~3) )
585
586 #define VersionInfo16_Value( ver ) \
587 DWORD_ALIGN( (ver), (ver)->szKey + strlen((ver)->szKey) + 1 )
588 #define VersionInfo32_Value( ver ) \
589 DWORD_ALIGN( (ver), (ver)->szKey + strlenW((ver)->szKey) + 1 )
590
591 #define VersionInfo16_Children( ver ) \
592 (const VS_VERSION_INFO_STRUCT16 *)( VersionInfo16_Value( ver ) + \
593 ( ( (ver)->wValueLength + 3 ) & ~3 ) )
594 #define VersionInfo32_Children( ver ) \
595 (const VS_VERSION_INFO_STRUCT32 *)( VersionInfo32_Value( ver ) + \
596 ( ( (ver)->wValueLength * \
597 ((ver)->wType? 2 : 1) + 3 ) & ~3 ) )
598
599 #define VersionInfo16_Next( ver ) \
600 (VS_VERSION_INFO_STRUCT16 *)( (LPBYTE)ver + (((ver)->wLength + 3) & ~3) )
601 #define VersionInfo32_Next( ver ) \
602 (VS_VERSION_INFO_STRUCT32 *)( (LPBYTE)ver + (((ver)->wLength + 3) & ~3) )
603
604
605 /***********************************************************************
606 * GetFileVersionInfoSizeW [VERSION.@]
607 */
608 DWORD WINAPI GetFileVersionInfoSizeW( LPCWSTR filename, LPDWORD handle )
609 {
610 DWORD len, offset, magic = 1;
611 HFILE lzfd;
612 HMODULE hModule;
613 OFSTRUCT ofs;
614
615 TRACE("(%s,%p)\n", debugstr_w(filename), handle );
616
617 if (handle) *handle = 0;
618
619 if (!filename)
620 {
621 SetLastError(ERROR_INVALID_PARAMETER);
622 return 0;
623 }
624 if (!*filename)
625 {
626 SetLastError(ERROR_BAD_PATHNAME);
627 return 0;
628 }
629
630 if ((lzfd = LZOpenFileW( (LPWSTR)filename, &ofs, OF_READ )) != HFILE_ERROR)
631 {
632 magic = find_version_resource( lzfd, &len, &offset );
633 LZClose( lzfd );
634 }
635
636 if ((magic == 1) && (hModule = LoadLibraryExW( filename, 0, LOAD_LIBRARY_AS_DATAFILE )))
637 {
638 HRSRC hRsrc = FindResourceW( hModule, MAKEINTRESOURCEW(VS_VERSION_INFO),
639 MAKEINTRESOURCEW(VS_FILE_INFO) );
640 if (hRsrc)
641 {
642 magic = IMAGE_NT_SIGNATURE;
643 len = SizeofResource( hModule, hRsrc );
644 }
645 FreeLibrary( hModule );
646 }
647
648 switch (magic)
649 {
650 case IMAGE_OS2_SIGNATURE:
651 /* We have a 16bit resource.
652 *
653 * XP/W2K/W2K3 uses a buffer which is more than the actual needed space:
654 *
655 * (info->wLength - sizeof(VS_FIXEDFILEINFO)) * 4
656 *
657 * This extra buffer is used for ANSI to Unicode conversions in W-Calls.
658 * info->wLength should be the same as len. Currently it isn't but that
659 * doesn't seem to be a problem (len is bigger than info->wLength).
660 */
661 SetLastError(0);
662 return (len - sizeof(VS_FIXEDFILEINFO)) * 4;
663
664 case IMAGE_NT_SIGNATURE:
665 /* We have a 32bit resource.
666 *
667 * XP/W2K/W2K3 uses a buffer which is 2 times the actual needed space + 4 bytes "FE2X"
668 * This extra buffer is used for Unicode to ANSI conversions in A-Calls
669 */
670 SetLastError(0);
671 return (len * 2) + 4;
672
673 default:
674 SetLastError( lzfd == HFILE_ERROR ? ofs.nErrCode : ERROR_RESOURCE_DATA_NOT_FOUND );
675 return 0;
676 }
677 }
678
679 /***********************************************************************
680 * GetFileVersionInfoSizeA [VERSION.@]
681 */
682 DWORD WINAPI GetFileVersionInfoSizeA( LPCSTR filename, LPDWORD handle )
683 {
684 UNICODE_STRING filenameW;
685 DWORD retval;
686
687 TRACE("(%s,%p)\n", debugstr_a(filename), handle );
688
689 if(filename)
690 RtlCreateUnicodeStringFromAsciiz(&filenameW, filename);
691 else
692 filenameW.Buffer = NULL;
693
694 retval = GetFileVersionInfoSizeW(filenameW.Buffer, handle);
695
696 RtlFreeUnicodeString(&filenameW);
697
698 return retval;
699 }
700
701 /***********************************************************************
702 * GetFileVersionInfoW [VERSION.@]
703 */
704 BOOL WINAPI GetFileVersionInfoW( LPCWSTR filename, DWORD handle,
705 DWORD datasize, LPVOID data )
706 {
707 static const char signature[4] = "FE2X";
708 DWORD len, offset, magic = 1;
709 HFILE lzfd;
710 OFSTRUCT ofs;
711 HMODULE hModule;
712 VS_VERSION_INFO_STRUCT32* vvis = data;
713
714 TRACE("(%s,%d,size=%d,data=%p)\n",
715 debugstr_w(filename), handle, datasize, data );
716
717 if (!data)
718 {
719 SetLastError(ERROR_INVALID_DATA);
720 return FALSE;
721 }
722
723 if ((lzfd = LZOpenFileW( (LPWSTR)filename, &ofs, OF_READ )) != HFILE_ERROR)
724 {
725 if ((magic = find_version_resource( lzfd, &len, &offset )) > 1)
726 {
727 LZSeek( lzfd, offset, 0 /* SEEK_SET */ );
728 len = LZRead( lzfd, data, min( len, datasize ) );
729 }
730 LZClose( lzfd );
731 }
732
733 if ((magic == 1) && (hModule = LoadLibraryExW( filename, 0, LOAD_LIBRARY_AS_DATAFILE )))
734 {
735 HRSRC hRsrc = FindResourceW( hModule, MAKEINTRESOURCEW(VS_VERSION_INFO),
736 MAKEINTRESOURCEW(VS_FILE_INFO) );
737 if (hRsrc)
738 {
739 HGLOBAL hMem = LoadResource( hModule, hRsrc );
740 magic = IMAGE_NT_SIGNATURE;
741 len = min( SizeofResource(hModule, hRsrc), datasize );
742 memcpy( data, LockResource( hMem ), len );
743 FreeResource( hMem );
744 }
745 FreeLibrary( hModule );
746 }
747
748 switch (magic)
749 {
750 case IMAGE_OS2_SIGNATURE:
751 /* We have a 16bit resource. */
752 if (TRACE_ON(ver))
753 print_vffi_debug( (VS_FIXEDFILEINFO *)VersionInfo16_Value( (VS_VERSION_INFO_STRUCT16 *)data ));
754 SetLastError(0);
755 return TRUE;
756
757 case IMAGE_NT_SIGNATURE:
758 /* We have a 32bit resource.
759 *
760 * XP/W2K/W2K3 uses a buffer which is 2 times the actual needed space + 4 bytes "FE2X"
761 * This extra buffer is used for Unicode to ANSI conversions in A-Calls
762 */
763 len = vvis->wLength + sizeof(signature);
764 if (datasize >= len) memcpy( (char*)data + vvis->wLength, signature, sizeof(signature) );
765 if (TRACE_ON(ver))
766 print_vffi_debug( (VS_FIXEDFILEINFO *)VersionInfo32_Value( vvis ));
767 SetLastError(0);
768 return TRUE;
769
770 default:
771 SetLastError( lzfd == HFILE_ERROR ? ofs.nErrCode : ERROR_RESOURCE_DATA_NOT_FOUND );
772 return FALSE;
773 }
774 }
775
776 /***********************************************************************
777 * GetFileVersionInfoA [VERSION.@]
778 */
779 BOOL WINAPI GetFileVersionInfoA( LPCSTR filename, DWORD handle,
780 DWORD datasize, LPVOID data )
781 {
782 UNICODE_STRING filenameW;
783 BOOL retval;
784
785 TRACE("(%s,%d,size=%d,data=%p)\n",
786 debugstr_a(filename), handle, datasize, data );
787
788 if(filename)
789 RtlCreateUnicodeStringFromAsciiz(&filenameW, filename);
790 else
791 filenameW.Buffer = NULL;
792
793 retval = GetFileVersionInfoW(filenameW.Buffer, handle, datasize, data);
794
795 RtlFreeUnicodeString(&filenameW);
796
797 return retval;
798 }
799
800 /***********************************************************************
801 * VersionInfo16_FindChild [internal]
802 */
803 static const VS_VERSION_INFO_STRUCT16 *VersionInfo16_FindChild( const VS_VERSION_INFO_STRUCT16 *info,
804 LPCSTR szKey, UINT cbKey )
805 {
806 const VS_VERSION_INFO_STRUCT16 *child = VersionInfo16_Children( info );
807
808 while ((char *)child < (char *)info + info->wLength )
809 {
810 if (!strncasecmp( child->szKey, szKey, cbKey ) && !child->szKey[cbKey])
811 return child;
812
813 if (!(child->wLength)) return NULL;
814 child = VersionInfo16_Next( child );
815 }
816
817 return NULL;
818 }
819
820 /***********************************************************************
821 * VersionInfo32_FindChild [internal]
822 */
823 static const VS_VERSION_INFO_STRUCT32 *VersionInfo32_FindChild( const VS_VERSION_INFO_STRUCT32 *info,
824 LPCWSTR szKey, UINT cbKey )
825 {
826 const VS_VERSION_INFO_STRUCT32 *child = VersionInfo32_Children( info );
827
828 while ((char *)child < (char *)info + info->wLength )
829 {
830 if (!strncmpiW( child->szKey, szKey, cbKey ) && !child->szKey[cbKey])
831 return child;
832
833 if (!(child->wLength)) return NULL;
834 child = VersionInfo32_Next( child );
835 }
836
837 return NULL;
838 }
839
840 /***********************************************************************
841 * VersionInfo16_QueryValue [internal]
842 *
843 * Gets a value from a 16-bit NE resource
844 */
845 static BOOL VersionInfo16_QueryValue( const VS_VERSION_INFO_STRUCT16 *info, LPCSTR lpSubBlock,
846 LPVOID *lplpBuffer, UINT *puLen )
847 {
848 while ( *lpSubBlock )
849 {
850 /* Find next path component */
851 LPCSTR lpNextSlash;
852 for ( lpNextSlash = lpSubBlock; *lpNextSlash; lpNextSlash++ )
853 if ( *lpNextSlash == '\\' )
854 break;
855
856 /* Skip empty components */
857 if ( lpNextSlash == lpSubBlock )
858 {
859 lpSubBlock++;
860 continue;
861 }
862
863 /* We have a non-empty component: search info for key */
864 info = VersionInfo16_FindChild( info, lpSubBlock, lpNextSlash-lpSubBlock );
865 if ( !info )
866 {
867 if (puLen) *puLen = 0 ;
868 SetLastError( ERROR_RESOURCE_TYPE_NOT_FOUND );
869 return FALSE;
870 }
871
872 /* Skip path component */
873 lpSubBlock = lpNextSlash;
874 }
875
876 /* Return value */
877 *lplpBuffer = VersionInfo16_Value( info );
878 if (puLen)
879 *puLen = info->wValueLength;
880
881 return TRUE;
882 }
883
884 /***********************************************************************
885 * VersionInfo32_QueryValue [internal]
886 *
887 * Gets a value from a 32-bit PE resource
888 */
889 static BOOL VersionInfo32_QueryValue( const VS_VERSION_INFO_STRUCT32 *info, LPCWSTR lpSubBlock,
890 LPVOID *lplpBuffer, UINT *puLen, BOOL *pbText )
891 {
892 TRACE("lpSubBlock : (%s)\n", debugstr_w(lpSubBlock));
893
894 while ( *lpSubBlock )
895 {
896 /* Find next path component */
897 LPCWSTR lpNextSlash;
898 for ( lpNextSlash = lpSubBlock; *lpNextSlash; lpNextSlash++ )
899 if ( *lpNextSlash == '\\' )
900 break;
901
902 /* Skip empty components */
903 if ( lpNextSlash == lpSubBlock )
904 {
905 lpSubBlock++;
906 continue;
907 }
908
909 /* We have a non-empty component: search info for key */
910 info = VersionInfo32_FindChild( info, lpSubBlock, lpNextSlash-lpSubBlock );
911 if ( !info )
912 {
913 if (puLen) *puLen = 0 ;
914 SetLastError( ERROR_RESOURCE_TYPE_NOT_FOUND );
915 return FALSE;
916 }
917
918 /* Skip path component */
919 lpSubBlock = lpNextSlash;
920 }
921
922 /* Return value */
923 *lplpBuffer = VersionInfo32_Value( info );
924 if (puLen)
925 *puLen = info->wValueLength;
926 if (pbText)
927 *pbText = info->wType;
928
929 return TRUE;
930 }
931
932 /***********************************************************************
933 * VerQueryValueA [VERSION.@]
934 */
935 BOOL WINAPI VerQueryValueA( LPCVOID pBlock, LPCSTR lpSubBlock,
936 LPVOID *lplpBuffer, PUINT puLen )
937 {
938 static const char rootA[] = "\\";
939 const VS_VERSION_INFO_STRUCT16 *info = pBlock;
940
941 TRACE("(%p,%s,%p,%p)\n",
942 pBlock, debugstr_a(lpSubBlock), lplpBuffer, puLen );
943
944 if (!pBlock)
945 return FALSE;
946
947 if (lpSubBlock == NULL || lpSubBlock[0] == '\0')
948 lpSubBlock = rootA;
949
950 if ( !VersionInfoIs16( info ) )
951 {
952 BOOL ret, isText;
953 INT len;
954 LPWSTR lpSubBlockW;
955
956 len = MultiByteToWideChar(CP_ACP, 0, lpSubBlock, -1, NULL, 0);
957 lpSubBlockW = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
958
959 if (!lpSubBlockW)
960 return FALSE;
961
962 MultiByteToWideChar(CP_ACP, 0, lpSubBlock, -1, lpSubBlockW, len);
963
964 ret = VersionInfo32_QueryValue(pBlock, lpSubBlockW, lplpBuffer, puLen, &isText);
965
966 HeapFree(GetProcessHeap(), 0, lpSubBlockW);
967
968 if (ret && isText)
969 {
970 /* Set lpBuffer so it points to the 'empty' area where we store
971 * the converted strings
972 */
973 LPSTR lpBufferA = (LPSTR)pBlock + info->wLength + 4;
974 DWORD pos = (LPCSTR)*lplpBuffer - (LPCSTR)pBlock;
975
976 len = WideCharToMultiByte(CP_ACP, 0, *lplpBuffer, -1,
977 lpBufferA + pos, info->wLength - pos, NULL, NULL);
978 *lplpBuffer = lpBufferA + pos;
979 *puLen = len;
980 }
981 return ret;
982 }
983
984 return VersionInfo16_QueryValue(info, lpSubBlock, lplpBuffer, puLen);
985 }
986
987 /***********************************************************************
988 * VerQueryValueW [VERSION.@]
989 */
990 BOOL WINAPI VerQueryValueW( LPCVOID pBlock, LPCWSTR lpSubBlock,
991 LPVOID *lplpBuffer, PUINT puLen )
992 {
993 static const WCHAR nullW[] = { 0 };
994 static const WCHAR rootW[] = { '\\', 0 };
995 static const WCHAR varfileinfoW[] = { '\\','V','a','r','F','i','l','e','I','n','f','o',
996 '\\','T','r','a','n','s','l','a','t','i','o','n', 0 };
997
998 const VS_VERSION_INFO_STRUCT32 *info = pBlock;
999
1000 TRACE("(%p,%s,%p,%p)\n",
1001 pBlock, debugstr_w(lpSubBlock), lplpBuffer, puLen );
1002
1003 if (!pBlock)
1004 return FALSE;
1005
1006 if (lpSubBlock == NULL || lpSubBlock[0] == nullW[0])
1007 lpSubBlock = rootW;
1008
1009 if ( VersionInfoIs16( info ) )
1010 {
1011 BOOL ret;
1012 int len;
1013 LPSTR lpSubBlockA;
1014
1015 len = WideCharToMultiByte(CP_ACP, 0, lpSubBlock, -1, NULL, 0, NULL, NULL);
1016 lpSubBlockA = HeapAlloc(GetProcessHeap(), 0, len * sizeof(char));
1017
1018 if (!lpSubBlockA)
1019 return FALSE;
1020
1021 WideCharToMultiByte(CP_ACP, 0, lpSubBlock, -1, lpSubBlockA, len, NULL, NULL);
1022
1023 ret = VersionInfo16_QueryValue(pBlock, lpSubBlockA, lplpBuffer, puLen);
1024
1025 HeapFree(GetProcessHeap(), 0, lpSubBlockA);
1026
1027 if (ret && strcmpiW( lpSubBlock, rootW ) && strcmpiW( lpSubBlock, varfileinfoW ))
1028 {
1029 /* Set lpBuffer so it points to the 'empty' area where we store
1030 * the converted strings
1031 */
1032 LPWSTR lpBufferW = (LPWSTR)((LPSTR)pBlock + info->wLength);
1033 DWORD pos = (LPCSTR)*lplpBuffer - (LPCSTR)pBlock;
1034 DWORD max = (info->wLength - sizeof(VS_FIXEDFILEINFO)) * 4 - info->wLength;
1035
1036 len = MultiByteToWideChar(CP_ACP, 0, *lplpBuffer, -1,
1037 lpBufferW + pos, max/sizeof(WCHAR) - pos );
1038 *lplpBuffer = lpBufferW + pos;
1039 *puLen = len;
1040 }
1041 return ret;
1042 }
1043
1044 return VersionInfo32_QueryValue(info, lpSubBlock, lplpBuffer, puLen, NULL);
1045 }
1046
1047
1048 /******************************************************************************
1049 * testFileExistenceA
1050 *
1051 * Tests whether a given path/file combination exists. If the file does
1052 * not exist, the return value is zero. If it does exist, the return
1053 * value is non-zero.
1054 *
1055 * Revision history
1056 * 30-May-1997 Dave Cuthbert (dacut@ece.cmu.edu)
1057 * Original implementation
1058 *
1059 */
1060 static int testFileExistenceA( char const * path, char const * file, BOOL excl )
1061 {
1062 char filename[1024];
1063 int filenamelen;
1064 OFSTRUCT fileinfo;
1065
1066 fileinfo.cBytes = sizeof(OFSTRUCT);
1067
1068 strcpy(filename, path);
1069 filenamelen = strlen(filename);
1070
1071 /* Add a trailing \ if necessary */
1072 if(filenamelen) {
1073 if(filename[filenamelen - 1] != '\\')
1074 strcat(filename, "\\");
1075 }
1076 else /* specify the current directory */
1077 strcpy(filename, ".\\");
1078
1079 /* Create the full pathname */
1080 strcat(filename, file);
1081
1082 return (OpenFile(filename, &fileinfo,
1083 OF_EXIST | (excl ? OF_SHARE_EXCLUSIVE : 0)) != HFILE_ERROR);
1084 }
1085
1086 /******************************************************************************
1087 * testFileExistenceW
1088 */
1089 static int testFileExistenceW( const WCHAR *path, const WCHAR *file, BOOL excl )
1090 {
1091 char *filename;
1092 DWORD pathlen, filelen;
1093 int ret;
1094 OFSTRUCT fileinfo;
1095
1096 fileinfo.cBytes = sizeof(OFSTRUCT);
1097
1098 pathlen = WideCharToMultiByte( CP_ACP, 0, path, -1, NULL, 0, NULL, NULL );
1099 filelen = WideCharToMultiByte( CP_ACP, 0, file, -1, NULL, 0, NULL, NULL );
1100 filename = HeapAlloc( GetProcessHeap(), 0, pathlen+filelen+2 );
1101
1102 WideCharToMultiByte( CP_ACP, 0, path, -1, filename, pathlen, NULL, NULL );
1103 /* Add a trailing \ if necessary */
1104 if (pathlen > 1)
1105 {
1106 if (filename[pathlen-2] != '\\') strcpy( &filename[pathlen-1], "\\" );
1107 }
1108 else /* specify the current directory */
1109 strcpy(filename, ".\\");
1110
1111 WideCharToMultiByte( CP_ACP, 0, file, -1, filename+strlen(filename), filelen, NULL, NULL );
1112
1113 ret = (OpenFile(filename, &fileinfo,
1114 OF_EXIST | (excl ? OF_SHARE_EXCLUSIVE : 0)) != HFILE_ERROR);
1115 HeapFree( GetProcessHeap(), 0, filename );
1116 return ret;
1117 }
1118
1119 /*****************************************************************************
1120 * VerFindFileA [VERSION.@]
1121 *
1122 * Determines where to install a file based on whether it locates another
1123 * version of the file in the system. The values VerFindFile returns are
1124 * used in a subsequent call to the VerInstallFile function.
1125 *
1126 * Revision history:
1127 * 30-May-1997 Dave Cuthbert (dacut@ece.cmu.edu)
1128 * Reimplementation of VerFindFile from original stub.
1129 */
1130 DWORD WINAPI VerFindFileA(
1131 DWORD flags,
1132 LPCSTR lpszFilename,
1133 LPCSTR lpszWinDir,
1134 LPCSTR lpszAppDir,
1135 LPSTR lpszCurDir,
1136 PUINT lpuCurDirLen,
1137 LPSTR lpszDestDir,
1138 PUINT lpuDestDirLen )
1139 {
1140 DWORD retval = 0;
1141 const char *curDir;
1142 const char *destDir;
1143 unsigned int curDirSizeReq;
1144 unsigned int destDirSizeReq;
1145 char winDir[MAX_PATH], systemDir[MAX_PATH];
1146
1147 /* Print out debugging information */
1148 TRACE("flags = %x filename=%s windir=%s appdir=%s curdirlen=%p(%u) destdirlen=%p(%u)\n",
1149 flags, debugstr_a(lpszFilename), debugstr_a(lpszWinDir), debugstr_a(lpszAppDir),
1150 lpuCurDirLen, lpuCurDirLen ? *lpuCurDirLen : 0,
1151 lpuDestDirLen, lpuDestDirLen ? *lpuDestDirLen : 0 );
1152
1153 /* Figure out where the file should go; shared files default to the
1154 system directory */
1155
1156 GetSystemDirectoryA(systemDir, sizeof(systemDir));
1157 curDir = "";
1158 destDir = "";
1159
1160 if(flags & VFFF_ISSHAREDFILE)
1161 {
1162 destDir = systemDir;
1163 /* Were we given a filename? If so, try to find the file. */
1164 if(lpszFilename)
1165 {
1166 if(testFileExistenceA(destDir, lpszFilename, FALSE)) curDir = destDir;
1167 else if(lpszAppDir && testFileExistenceA(lpszAppDir, lpszFilename, FALSE))
1168 {
1169 curDir = lpszAppDir;
1170 retval |= VFF_CURNEDEST;
1171 }
1172 }
1173 }
1174 else /* not a shared file */
1175 {
1176 destDir = lpszAppDir ? lpszAppDir : "";
1177 if(lpszFilename)
1178 {
1179 GetWindowsDirectoryA( winDir, MAX_PATH );
1180 if(testFileExistenceA(destDir, lpszFilename, FALSE)) curDir = destDir;
1181 else if(testFileExistenceA(winDir, lpszFilename, FALSE))
1182 {
1183 curDir = winDir;
1184 retval |= VFF_CURNEDEST;
1185 }
1186 else if(testFileExistenceA(systemDir, lpszFilename, FALSE))
1187 {
1188 curDir = systemDir;
1189 retval |= VFF_CURNEDEST;
1190 }
1191 }
1192 }
1193
1194 /* Check to see if the file exists and is in use by another application */
1195 if (lpszFilename && testFileExistenceA(curDir, lpszFilename, FALSE)) {
1196 if (lpszFilename && !testFileExistenceA(curDir, lpszFilename, TRUE))
1197 retval |= VFF_FILEINUSE;
1198 }
1199
1200 curDirSizeReq = strlen(curDir) + 1;
1201 destDirSizeReq = strlen(destDir) + 1;
1202
1203 /* Make sure that the pointers to the size of the buffers are
1204 valid; if not, do NOTHING with that buffer. If that pointer
1205 is valid, then make sure that the buffer pointer is valid, too! */
1206
1207 if(lpuDestDirLen && lpszDestDir)
1208 {
1209 if (*lpuDestDirLen < destDirSizeReq) retval |= VFF_BUFFTOOSMALL;
1210 lstrcpynA(lpszDestDir, destDir, *lpuDestDirLen);
1211 *lpuDestDirLen = destDirSizeReq;
1212 }
1213 if(lpuCurDirLen && lpszCurDir)
1214 {
1215 if(*lpuCurDirLen < curDirSizeReq) retval |= VFF_BUFFTOOSMALL;
1216 lstrcpynA(lpszCurDir, curDir, *lpuCurDirLen);
1217 *lpuCurDirLen = curDirSizeReq;
1218 }
1219
1220 TRACE("ret = %u (%s%s%s) curdir=%s destdir=%s\n", retval,
1221 (retval & VFF_CURNEDEST) ? "VFF_CURNEDEST " : "",
1222 (retval & VFF_FILEINUSE) ? "VFF_FILEINUSE " : "",
1223 (retval & VFF_BUFFTOOSMALL) ? "VFF_BUFFTOOSMALL " : "",
1224 debugstr_a(lpszCurDir), debugstr_a(lpszDestDir));
1225
1226 return retval;
1227 }
1228
1229 /*****************************************************************************
1230 * VerFindFileW [VERSION.@]
1231 */
1232 DWORD WINAPI VerFindFileW( DWORD flags,LPCWSTR lpszFilename,LPCWSTR lpszWinDir,
1233 LPCWSTR lpszAppDir, LPWSTR lpszCurDir,PUINT lpuCurDirLen,
1234 LPWSTR lpszDestDir,PUINT lpuDestDirLen )
1235 {
1236 static const WCHAR emptyW;
1237 DWORD retval = 0;
1238 const WCHAR *curDir;
1239 const WCHAR *destDir;
1240 unsigned int curDirSizeReq;
1241 unsigned int destDirSizeReq;
1242 WCHAR winDir[MAX_PATH], systemDir[MAX_PATH];
1243
1244 /* Print out debugging information */
1245 TRACE("flags = %x filename=%s windir=%s appdir=%s curdirlen=%p(%u) destdirlen=%p(%u)\n",
1246 flags, debugstr_w(lpszFilename), debugstr_w(lpszWinDir), debugstr_w(lpszAppDir),
1247 lpuCurDirLen, lpuCurDirLen ? *lpuCurDirLen : 0,
1248 lpuDestDirLen, lpuDestDirLen ? *lpuDestDirLen : 0 );
1249
1250 /* Figure out where the file should go; shared files default to the
1251 system directory */
1252
1253 GetSystemDirectoryW(systemDir, sizeof(systemDir)/sizeof(WCHAR));
1254 curDir = &emptyW;
1255 destDir = &emptyW;
1256
1257 if(flags & VFFF_ISSHAREDFILE)
1258 {
1259 destDir = systemDir;
1260 /* Were we given a filename? If so, try to find the file. */
1261 if(lpszFilename)
1262 {
1263 if(testFileExistenceW(destDir, lpszFilename, FALSE)) curDir = destDir;
1264 else if(lpszAppDir && testFileExistenceW(lpszAppDir, lpszFilename, FALSE))
1265 {
1266 curDir = lpszAppDir;
1267 retval |= VFF_CURNEDEST;
1268 }
1269 }
1270 }
1271 else /* not a shared file */
1272 {
1273 destDir = lpszAppDir ? lpszAppDir : &emptyW;
1274 if(lpszFilename)
1275 {
1276 GetWindowsDirectoryW( winDir, MAX_PATH );
1277 if(testFileExistenceW(destDir, lpszFilename, FALSE)) curDir = destDir;
1278 else if(testFileExistenceW(winDir, lpszFilename, FALSE))
1279 {
1280 curDir = winDir;
1281 retval |= VFF_CURNEDEST;
1282 }
1283 else if(testFileExistenceW(systemDir, lpszFilename, FALSE))
1284 {
1285 curDir = systemDir;
1286 retval |= VFF_CURNEDEST;
1287 }
1288 }
1289 }
1290
1291 if (lpszFilename && !testFileExistenceW(curDir, lpszFilename, TRUE))
1292 retval |= VFF_FILEINUSE;
1293
1294 curDirSizeReq = strlenW(curDir) + 1;
1295 destDirSizeReq = strlenW(destDir) + 1;
1296
1297 /* Make sure that the pointers to the size of the buffers are
1298 valid; if not, do NOTHING with that buffer. If that pointer
1299 is valid, then make sure that the buffer pointer is valid, too! */
1300
1301 if(lpuDestDirLen && lpszDestDir)
1302 {
1303 if (*lpuDestDirLen < destDirSizeReq) retval |= VFF_BUFFTOOSMALL;
1304 lstrcpynW(lpszDestDir, destDir, *lpuDestDirLen);
1305 *lpuDestDirLen = destDirSizeReq;
1306 }
1307 if(lpuCurDirLen && lpszCurDir)
1308 {
1309 if(*lpuCurDirLen < curDirSizeReq) retval |= VFF_BUFFTOOSMALL;
1310 lstrcpynW(lpszCurDir, curDir, *lpuCurDirLen);
1311 *lpuCurDirLen = curDirSizeReq;
1312 }
1313
1314 TRACE("ret = %u (%s%s%s) curdir=%s destdir=%s\n", retval,
1315 (retval & VFF_CURNEDEST) ? "VFF_CURNEDEST " : "",
1316 (retval & VFF_FILEINUSE) ? "VFF_FILEINUSE " : "",
1317 (retval & VFF_BUFFTOOSMALL) ? "VFF_BUFFTOOSMALL " : "",
1318 debugstr_w(lpszCurDir), debugstr_w(lpszDestDir));
1319 return retval;
1320 }
1321
1322 static LPBYTE
1323 _fetch_versioninfo(LPSTR fn,VS_FIXEDFILEINFO **vffi) {
1324 DWORD alloclen;
1325 LPBYTE buf;
1326 DWORD ret;
1327
1328 alloclen = 1000;
1329 buf=HeapAlloc(GetProcessHeap(), 0, alloclen);
1330 if(buf == NULL) {
1331 WARN("Memory exausted while fetching version info!\n");
1332 return NULL;
1333 }
1334 while (1) {
1335 ret = GetFileVersionInfoA(fn,0,alloclen,buf);
1336 if (!ret) {
1337 HeapFree(GetProcessHeap(), 0, buf);
1338 return NULL;
1339 }
1340 if (alloclen<*(WORD*)buf) {
1341 alloclen = *(WORD*)buf;
1342 HeapFree(GetProcessHeap(), 0, buf);
1343 buf = HeapAlloc(GetProcessHeap(), 0, alloclen);
1344 if(buf == NULL) {
1345 WARN("Memory exausted while fetching version info!\n");
1346 return NULL;
1347 }
1348 } else {
1349 *vffi = (VS_FIXEDFILEINFO*)(buf+0x14);
1350 if ((*vffi)->dwSignature == 0x004f0049) /* hack to detect unicode */
1351 *vffi = (VS_FIXEDFILEINFO*)(buf+0x28);
1352 if ((*vffi)->dwSignature != VS_FFI_SIGNATURE)
1353 WARN("Bad VS_FIXEDFILEINFO signature 0x%08x\n",(*vffi)->dwSignature);
1354 return buf;
1355 }
1356 }
1357 }
1358
1359 static DWORD
1360 _error2vif(DWORD error) {
1361 switch (error) {
1362 case ERROR_ACCESS_DENIED:
1363 return VIF_ACCESSVIOLATION;
1364 case ERROR_SHARING_VIOLATION:
1365 return VIF_SHARINGVIOLATION;
1366 default:
1367 return 0;
1368 }
1369 }
1370
1371
1372 /******************************************************************************
1373 * VerInstallFileA [VERSION.@]
1374 */
1375 DWORD WINAPI VerInstallFileA(
1376 DWORD flags,LPCSTR srcfilename,LPCSTR destfilename,LPCSTR srcdir,
1377 LPCSTR destdir,LPCSTR curdir,LPSTR tmpfile,PUINT tmpfilelen )
1378 {
1379 LPCSTR pdest;
1380 char destfn[260],tmpfn[260],srcfn[260];
1381 HFILE hfsrc,hfdst;
1382 DWORD attr,xret,tmplast;
1383 LONG ret;
1384 LPBYTE buf1,buf2;
1385 OFSTRUCT ofs;
1386
1387 TRACE("(%x,%s,%s,%s,%s,%s,%p,%d)\n",
1388 flags,debugstr_a(srcfilename),debugstr_a(destfilename),
1389 debugstr_a(srcdir),debugstr_a(destdir),debugstr_a(curdir),
1390 tmpfile,*tmpfilelen);
1391 xret = 0;
1392 if (!srcdir || !srcfilename) return VIF_CANNOTREADSRC;
1393 sprintf(srcfn,"%s\\%s",srcdir,srcfilename);
1394 if (!destdir || !*destdir) pdest = srcdir;
1395 else pdest = destdir;
1396 sprintf(destfn,"%s\\%s",pdest,destfilename);
1397 hfsrc=LZOpenFileA(srcfn,&ofs,OF_READ);
1398 if (hfsrc < 0)
1399 return VIF_CANNOTREADSRC;
1400 sprintf(tmpfn,"%s\\%s",pdest,destfilename);
1401 tmplast=strlen(pdest)+1;
1402 attr = GetFileAttributesA(tmpfn);
1403 if (attr != INVALID_FILE_ATTRIBUTES) {
1404 if (attr & FILE_ATTRIBUTE_READONLY) {
1405 LZClose(hfsrc);
1406 return VIF_WRITEPROT;
1407 }
1408 /* FIXME: check if file currently in use and return VIF_FILEINUSE */
1409 }
1410 attr = INVALID_FILE_ATTRIBUTES;
1411 if (flags & VIFF_FORCEINSTALL) {
1412 if (tmpfile[0]) {
1413 sprintf(tmpfn,"%s\\%s",pdest,tmpfile);
1414 tmplast = strlen(pdest)+1;
1415 attr = GetFileAttributesA(tmpfn);
1416 /* if it exists, it has been copied by the call before.
1417 * we jump over the copy part...
1418 */
1419 }
1420 }
1421 if (attr == INVALID_FILE_ATTRIBUTES) {
1422 char *s;
1423
1424 GetTempFileNameA(pdest,"ver",0,tmpfn); /* should not fail ... */
1425 s=strrchr(tmpfn,'\\');
1426 if (s)
1427 tmplast = s-tmpfn;
1428 else
1429 tmplast = 0;
1430 hfdst = OpenFile(tmpfn,&ofs,OF_CREATE);
1431 if (hfdst == HFILE_ERROR) {
1432 LZClose(hfsrc);
1433 return VIF_CANNOTCREATE; /* | translated dos error */
1434 }
1435 ret = LZCopy(hfsrc,hfdst);
1436 _lclose(hfdst);
1437 if (ret < 0) {
1438 /* translate LZ errors into VIF_xxx */
1439 switch (ret) {
1440 case LZERROR_BADINHANDLE:
1441 case LZERROR_READ:
1442 case LZERROR_BADVALUE:
1443 case LZERROR_UNKNOWNALG:
1444 xret = VIF_CANNOTREADSRC;
1445 break;
1446 case LZERROR_BADOUTHANDLE:
1447 case LZERROR_WRITE:
1448 xret = VIF_OUTOFSPACE;
1449 break;
1450 case LZERROR_GLOBALLOC:
1451 case LZERROR_GLOBLOCK:
1452 xret = VIF_OUTOFMEMORY;
1453 break;
1454 default: /* unknown error, should not happen */
1455 FIXME("Unknown LZCopy error %d, ignoring.\n", ret);
1456 xret = 0;
1457 break;
1458 }
1459 if (xret) {
1460 LZClose(hfsrc);
1461 return xret;
1462 }
1463 }
1464 }
1465 if (!(flags & VIFF_FORCEINSTALL)) {
1466 VS_FIXEDFILEINFO *destvffi,*tmpvffi;
1467 buf1 = _fetch_versioninfo(destfn,&destvffi);
1468 if (buf1) {
1469 buf2 = _fetch_versioninfo(tmpfn,&tmpvffi);
1470 if (buf2) {
1471 char *tbuf1,*tbuf2;
1472 static const CHAR trans_array[] = "\\VarFileInfo\\Translation";
1473 UINT len1,len2;
1474
1475 len1=len2=40;
1476
1477 /* compare file versions */
1478 if ((destvffi->dwFileVersionMS > tmpvffi->dwFileVersionMS)||
1479 ((destvffi->dwFileVersionMS==tmpvffi->dwFileVersionMS)&&
1480 (destvffi->dwFileVersionLS > tmpvffi->dwFileVersionLS)
1481 )
1482 )
1483 xret |= VIF_MISMATCH|VIF_SRCOLD;
1484 /* compare filetypes and filesubtypes */
1485 if ((destvffi->dwFileType!=tmpvffi->dwFileType) ||
1486 (destvffi->dwFileSubtype!=tmpvffi->dwFileSubtype)
1487 )
1488 xret |= VIF_MISMATCH|VIF_DIFFTYPE;
1489 if (VerQueryValueA(buf1,trans_array,(LPVOID*)&tbuf1,&len1) &&
1490 VerQueryValueA(buf2,trans_array,(LPVOID*)&tbuf2,&len2)
1491 ) {
1492 /* Do something with tbuf1 and tbuf2
1493 * generates DIFFLANG|MISMATCH
1494 */
1495 }
1496 HeapFree(GetProcessHeap(), 0, buf2);
1497 } else
1498 xret=VIF_MISMATCH|VIF_SRCOLD;
1499 HeapFree(GetProcessHeap(), 0, buf1);
1500 }
1501 }
1502 if (xret) {
1503 if (*tmpfilelen<strlen(tmpfn+tmplast)) {
1504 xret|=VIF_BUFFTOOSMALL;
1505 DeleteFileA(tmpfn);
1506 } else {
1507 strcpy(tmpfile,tmpfn+tmplast);
1508 *tmpfilelen = strlen(tmpfn+tmplast)+1;
1509 xret|=VIF_TEMPFILE;
1510 }
1511 } else {
1512 if (INVALID_FILE_ATTRIBUTES!=GetFileAttributesA(destfn))
1513 if (!DeleteFileA(destfn)) {
1514 xret|=_error2vif(GetLastError())|VIF_CANNOTDELETE;
1515 DeleteFileA(tmpfn);
1516 LZClose(hfsrc);
1517 return xret;
1518 }
1519 if ((!(flags & VIFF_DONTDELETEOLD)) &&
1520 curdir &&
1521 *curdir &&
1522 lstrcmpiA(curdir,pdest)
1523 ) {
1524 char curfn[260];
1525
1526 sprintf(curfn,"%s\\%s",curdir,destfilename);
1527 if (INVALID_FILE_ATTRIBUTES != GetFileAttributesA(curfn)) {
1528 /* FIXME: check if in use ... if it is, VIF_CANNOTDELETECUR */
1529 if (!DeleteFileA(curfn))
1530 xret|=_error2vif(GetLastError())|VIF_CANNOTDELETECUR;
1531 }
1532 }
1533 if (!MoveFileA(tmpfn,destfn)) {
1534 xret|=_error2vif(GetLastError())|VIF_CANNOTRENAME;
1535 DeleteFileA(tmpfn);
1536 }
1537 }
1538 LZClose(hfsrc);
1539 return xret;
1540 }
1541
1542
1543 /******************************************************************************
1544 * VerInstallFileW [VERSION.@]
1545 */
1546 DWORD WINAPI VerInstallFileW(
1547 DWORD flags,LPCWSTR srcfilename,LPCWSTR destfilename,LPCWSTR srcdir,
1548 LPCWSTR destdir,LPCWSTR curdir,LPWSTR tmpfile,PUINT tmpfilelen )
1549 {
1550 LPSTR wsrcf = NULL, wsrcd = NULL, wdestf = NULL, wdestd = NULL, wtmpf = NULL, wcurd = NULL;
1551 DWORD ret = 0;
1552 UINT len;
1553
1554 if (srcfilename)
1555 {
1556 len = WideCharToMultiByte( CP_ACP, 0, srcfilename, -1, NULL, 0, NULL, NULL );
1557 if ((wsrcf = HeapAlloc( GetProcessHeap(), 0, len )))
1558 WideCharToMultiByte( CP_ACP, 0, srcfilename, -1, wsrcf, len, NULL, NULL );
1559 else
1560 ret = VIF_OUTOFMEMORY;
1561 }
1562 if (srcdir && !ret)
1563 {
1564 len = WideCharToMultiByte( CP_ACP, 0, srcdir, -1, NULL, 0, NULL, NULL );
1565 if ((wsrcd = HeapAlloc( GetProcessHeap(), 0, len )))
1566 WideCharToMultiByte( CP_ACP, 0, srcdir, -1, wsrcd, len, NULL, NULL );
1567 else
1568 ret = VIF_OUTOFMEMORY;
1569 }
1570 if (destfilename && !ret)
1571 {
1572 len = WideCharToMultiByte( CP_ACP, 0, destfilename, -1, NULL, 0, NULL, NULL );
1573 if ((wdestf = HeapAlloc( GetProcessHeap(), 0, len )))
1574 WideCharToMultiByte( CP_ACP, 0, destfilename, -1, wdestf, len, NULL, NULL );
1575 else
1576 ret = VIF_OUTOFMEMORY;
1577 }
1578 if (destdir && !ret)
1579 {
1580 len = WideCharToMultiByte( CP_ACP, 0, destdir, -1, NULL, 0, NULL, NULL );
1581 if ((wdestd = HeapAlloc( GetProcessHeap(), 0, len )))
1582 WideCharToMultiByte( CP_ACP, 0, destdir, -1, wdestd, len, NULL, NULL );
1583 else
1584 ret = VIF_OUTOFMEMORY;
1585 }
1586 if (curdir && !ret)
1587 {
1588 len = WideCharToMultiByte( CP_ACP, 0, curdir, -1, NULL, 0, NULL, NULL );
1589 if ((wcurd = HeapAlloc( GetProcessHeap(), 0, len )))
1590 WideCharToMultiByte( CP_ACP, 0, curdir, -1, wcurd, len, NULL, NULL );
1591 else
1592 ret = VIF_OUTOFMEMORY;
1593 }
1594 if (!ret)
1595 {
1596 len = *tmpfilelen * sizeof(WCHAR);
1597 wtmpf = HeapAlloc( GetProcessHeap(), 0, len );
1598 if (!wtmpf)
1599 ret = VIF_OUTOFMEMORY;
1600 }
1601 if (!ret)
1602 ret = VerInstallFileA(flags,wsrcf,wdestf,wsrcd,wdestd,wcurd,wtmpf,&len);
1603 if (!ret)
1604 *tmpfilelen = MultiByteToWideChar( CP_ACP, 0, wtmpf, -1, tmpfile, *tmpfilelen );
1605 else if (ret & VIF_BUFFTOOSMALL)
1606 *tmpfilelen = len; /* FIXME: not correct */
1607
1608 HeapFree( GetProcessHeap(), 0, wsrcf );
1609 HeapFree( GetProcessHeap(), 0, wsrcd );
1610 HeapFree( GetProcessHeap(), 0, wdestf );
1611 HeapFree( GetProcessHeap(), 0, wdestd );
1612 HeapFree( GetProcessHeap(), 0, wtmpf );
1613 HeapFree( GetProcessHeap(), 0, wcurd );
1614 return ret;
1615 }