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[wine.git] / dlls / version / version.c
blobb2b0b08233194c8ed0c5d75b566d023cf42ac404
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 return GetFileVersionInfoSizeExW( 0, filename, handle );
611 }
612
613 /***********************************************************************
614 * GetFileVersionInfoSizeA [VERSION.@]
615 */
616 DWORD WINAPI GetFileVersionInfoSizeA( LPCSTR filename, LPDWORD handle )
617 {
618 return GetFileVersionInfoSizeExA( 0, filename, handle );
619 }
620
621 /******************************************************************************
622 * GetFileVersionInfoSizeExW [VERSION.@]
623 */
624 DWORD WINAPI GetFileVersionInfoSizeExW( DWORD flags, LPCWSTR filename, LPDWORD handle )
625 {
626 DWORD len, offset, magic = 1;
627 HFILE lzfd;
628 HMODULE hModule;
629 OFSTRUCT ofs;
630
631 if (flags)
632 {
633 FIXME("stub: %x %s %p\n", flags, wine_dbgstr_w(filename), handle);
634 SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
635 return 0;
636 }
637
638 TRACE("(%s,%p)\n", debugstr_w(filename), handle );
639
640 if (handle) *handle = 0;
641
642 if (!filename)
643 {
644 SetLastError(ERROR_INVALID_PARAMETER);
645 return 0;
646 }
647 if (!*filename)
648 {
649 SetLastError(ERROR_BAD_PATHNAME);
650 return 0;
651 }
652
653 if ((lzfd = LZOpenFileW( (LPWSTR)filename, &ofs, OF_READ )) != HFILE_ERROR)
654 {
655 magic = find_version_resource( lzfd, &len, &offset );
656 LZClose( lzfd );
657 }
658
659 if ((magic == 1) && (hModule = LoadLibraryExW( filename, 0, LOAD_LIBRARY_AS_DATAFILE )))
660 {
661 HRSRC hRsrc = FindResourceW( hModule, MAKEINTRESOURCEW(VS_VERSION_INFO),
662 (LPWSTR)VS_FILE_INFO );
663 if (hRsrc)
664 {
665 magic = IMAGE_NT_SIGNATURE;
666 len = SizeofResource( hModule, hRsrc );
667 }
668 FreeLibrary( hModule );
669 }
670
671 switch (magic)
672 {
673 case IMAGE_OS2_SIGNATURE:
674 /* We have a 16bit resource.
675 *
676 * XP/W2K/W2K3 uses a buffer which is more than the actual needed space:
677 *
678 * (info->wLength - sizeof(VS_FIXEDFILEINFO)) * 4
679 *
680 * This extra buffer is used for ANSI to Unicode conversions in W-Calls.
681 * info->wLength should be the same as len. Currently it isn't but that
682 * doesn't seem to be a problem (len is bigger than info->wLength).
683 */
684 SetLastError(0);
685 return (len - sizeof(VS_FIXEDFILEINFO)) * 4;
686
687 case IMAGE_NT_SIGNATURE:
688 /* We have a 32bit resource.
689 *
690 * XP/W2K/W2K3 uses a buffer which is 2 times the actual needed space + 4 bytes "FE2X"
691 * This extra buffer is used for Unicode to ANSI conversions in A-Calls
692 */
693 SetLastError(0);
694 return (len * 2) + 4;
695
696 default:
697 SetLastError( lzfd == HFILE_ERROR ? ofs.nErrCode : ERROR_RESOURCE_DATA_NOT_FOUND );
698 return 0;
699 }
700 }
701
702 /******************************************************************************
703 * GetFileVersionInfoSizeExA [VERSION.@]
704 */
705 DWORD WINAPI GetFileVersionInfoSizeExA( DWORD flags, LPCSTR filename, LPDWORD handle )
706 {
707 UNICODE_STRING filenameW;
708 DWORD retval;
709
710 TRACE("(%s,%p)\n", debugstr_a(filename), handle );
711
712 if(filename)
713 RtlCreateUnicodeStringFromAsciiz(&filenameW, filename);
714 else
715 filenameW.Buffer = NULL;
716
717 retval = GetFileVersionInfoSizeExW(0, filenameW.Buffer, handle);
718
719 RtlFreeUnicodeString(&filenameW);
720
721 return retval;
722 }
723
724 /***********************************************************************
725 * GetFileVersionInfoExW [VERSION.@]
726 */
727 BOOL WINAPI GetFileVersionInfoExW( DWORD flags, LPCWSTR filename, DWORD handle, DWORD datasize, LPVOID data )
728 {
729 static const char signature[4] = "FE2X";
730 DWORD len, offset, magic = 1;
731 HFILE lzfd;
732 OFSTRUCT ofs;
733 HMODULE hModule;
734 VS_VERSION_INFO_STRUCT32* vvis = data;
735
736 if (flags)
737 {
738 FIXME("stub: %x %s %u %u %p\n", flags, wine_dbgstr_w(filename), handle, datasize, data);
739 SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
740 return 0;
741 }
742
743 TRACE("(%s,%d,size=%d,data=%p)\n",
744 debugstr_w(filename), handle, datasize, data );
745
746 if (!data)
747 {
748 SetLastError(ERROR_INVALID_DATA);
749 return FALSE;
750 }
751
752 if ((lzfd = LZOpenFileW( (LPWSTR)filename, &ofs, OF_READ )) != HFILE_ERROR)
753 {
754 if ((magic = find_version_resource( lzfd, &len, &offset )) > 1)
755 {
756 LZSeek( lzfd, offset, 0 /* SEEK_SET */ );
757 len = LZRead( lzfd, data, min( len, datasize ) );
758 }
759 LZClose( lzfd );
760 }
761
762 if ((magic == 1) && (hModule = LoadLibraryExW( filename, 0, LOAD_LIBRARY_AS_DATAFILE )))
763 {
764 HRSRC hRsrc = FindResourceW( hModule, MAKEINTRESOURCEW(VS_VERSION_INFO),
765 (LPWSTR)VS_FILE_INFO );
766 if (hRsrc)
767 {
768 HGLOBAL hMem = LoadResource( hModule, hRsrc );
769 magic = IMAGE_NT_SIGNATURE;
770 len = min( SizeofResource(hModule, hRsrc), datasize );
771 memcpy( data, LockResource( hMem ), len );
772 FreeResource( hMem );
773 }
774 FreeLibrary( hModule );
775 }
776
777 switch (magic)
778 {
779 case IMAGE_OS2_SIGNATURE:
780 /* We have a 16bit resource. */
781 if (TRACE_ON(ver))
782 print_vffi_debug( (VS_FIXEDFILEINFO *)VersionInfo16_Value( (VS_VERSION_INFO_STRUCT16 *)data ));
783 SetLastError(0);
784 return TRUE;
785
786 case IMAGE_NT_SIGNATURE:
787 /* We have a 32bit resource.
788 *
789 * XP/W2K/W2K3 uses a buffer which is 2 times the actual needed space + 4 bytes "FE2X"
790 * This extra buffer is used for Unicode to ANSI conversions in A-Calls
791 */
792 len = vvis->wLength + sizeof(signature);
793 if (datasize >= len) memcpy( (char*)data + vvis->wLength, signature, sizeof(signature) );
794 if (TRACE_ON(ver))
795 print_vffi_debug( (VS_FIXEDFILEINFO *)VersionInfo32_Value( vvis ));
796 SetLastError(0);
797 return TRUE;
798
799 default:
800 SetLastError( lzfd == HFILE_ERROR ? ofs.nErrCode : ERROR_RESOURCE_DATA_NOT_FOUND );
801 return FALSE;
802 }
803 }
804
805 /***********************************************************************
806 * GetFileVersionInfoExA [VERSION.@]
807 */
808 BOOL WINAPI GetFileVersionInfoExA( DWORD flags, LPCSTR filename, DWORD handle, DWORD datasize, LPVOID data )
809 {
810 UNICODE_STRING filenameW;
811 BOOL retval;
812
813 TRACE("(%s,%d,size=%d,data=%p)\n",
814 debugstr_a(filename), handle, datasize, data );
815
816 if(filename)
817 RtlCreateUnicodeStringFromAsciiz(&filenameW, filename);
818 else
819 filenameW.Buffer = NULL;
820
821 retval = GetFileVersionInfoExW(flags, filenameW.Buffer, handle, datasize, data);
822
823 RtlFreeUnicodeString(&filenameW);
824
825 return retval;
826 }
827
828 /***********************************************************************
829 * GetFileVersionInfoW [VERSION.@]
830 */
831 BOOL WINAPI GetFileVersionInfoW( LPCWSTR filename, DWORD handle, DWORD datasize, LPVOID data )
832 {
833 return GetFileVersionInfoExW(0, filename, handle, datasize, data);
834 }
835
836 /***********************************************************************
837 * GetFileVersionInfoA [VERSION.@]
838 */
839 BOOL WINAPI GetFileVersionInfoA( LPCSTR filename, DWORD handle, DWORD datasize, LPVOID data )
840 {
841 return GetFileVersionInfoExA(0, filename, handle, datasize, data);
842 }
843
844 /***********************************************************************
845 * VersionInfo16_FindChild [internal]
846 */
847 static const VS_VERSION_INFO_STRUCT16 *VersionInfo16_FindChild( const VS_VERSION_INFO_STRUCT16 *info,
848 LPCSTR szKey, UINT cbKey )
849 {
850 const VS_VERSION_INFO_STRUCT16 *child = VersionInfo16_Children( info );
851
852 while ((char *)child < (char *)info + info->wLength )
853 {
854 if (!strncasecmp( child->szKey, szKey, cbKey ) && !child->szKey[cbKey])
855 return child;
856
857 if (!(child->wLength)) return NULL;
858 child = VersionInfo16_Next( child );
859 }
860
861 return NULL;
862 }
863
864 /***********************************************************************
865 * VersionInfo32_FindChild [internal]
866 */
867 static const VS_VERSION_INFO_STRUCT32 *VersionInfo32_FindChild( const VS_VERSION_INFO_STRUCT32 *info,
868 LPCWSTR szKey, UINT cbKey )
869 {
870 const VS_VERSION_INFO_STRUCT32 *child = VersionInfo32_Children( info );
871
872 while ((char *)child < (char *)info + info->wLength )
873 {
874 if (!strncmpiW( child->szKey, szKey, cbKey ) && !child->szKey[cbKey])
875 return child;
876
877 if (!(child->wLength)) return NULL;
878 child = VersionInfo32_Next( child );
879 }
880
881 return NULL;
882 }
883
884 /***********************************************************************
885 * VersionInfo16_QueryValue [internal]
886 *
887 * Gets a value from a 16-bit NE resource
888 */
889 static BOOL VersionInfo16_QueryValue( const VS_VERSION_INFO_STRUCT16 *info, LPCSTR lpSubBlock,
890 LPVOID *lplpBuffer, UINT *puLen )
891 {
892 while ( *lpSubBlock )
893 {
894 /* Find next path component */
895 LPCSTR lpNextSlash;
896 for ( lpNextSlash = lpSubBlock; *lpNextSlash; lpNextSlash++ )
897 if ( *lpNextSlash == '\\' )
898 break;
899
900 /* Skip empty components */
901 if ( lpNextSlash == lpSubBlock )
902 {
903 lpSubBlock++;
904 continue;
905 }
906
907 /* We have a non-empty component: search info for key */
908 info = VersionInfo16_FindChild( info, lpSubBlock, lpNextSlash-lpSubBlock );
909 if ( !info )
910 {
911 if (puLen) *puLen = 0 ;
912 SetLastError( ERROR_RESOURCE_TYPE_NOT_FOUND );
913 return FALSE;
914 }
915
916 /* Skip path component */
917 lpSubBlock = lpNextSlash;
918 }
919
920 /* Return value */
921 *lplpBuffer = VersionInfo16_Value( info );
922 if (puLen)
923 *puLen = info->wValueLength;
924
925 return TRUE;
926 }
927
928 /***********************************************************************
929 * VersionInfo32_QueryValue [internal]
930 *
931 * Gets a value from a 32-bit PE resource
932 */
933 static BOOL VersionInfo32_QueryValue( const VS_VERSION_INFO_STRUCT32 *info, LPCWSTR lpSubBlock,
934 LPVOID *lplpBuffer, UINT *puLen, BOOL *pbText )
935 {
936 TRACE("lpSubBlock : (%s)\n", debugstr_w(lpSubBlock));
937
938 while ( *lpSubBlock )
939 {
940 /* Find next path component */
941 LPCWSTR lpNextSlash;
942 for ( lpNextSlash = lpSubBlock; *lpNextSlash; lpNextSlash++ )
943 if ( *lpNextSlash == '\\' )
944 break;
945
946 /* Skip empty components */
947 if ( lpNextSlash == lpSubBlock )
948 {
949 lpSubBlock++;
950 continue;
951 }
952
953 /* We have a non-empty component: search info for key */
954 info = VersionInfo32_FindChild( info, lpSubBlock, lpNextSlash-lpSubBlock );
955 if ( !info )
956 {
957 if (puLen) *puLen = 0 ;
958 SetLastError( ERROR_RESOURCE_TYPE_NOT_FOUND );
959 return FALSE;
960 }
961
962 /* Skip path component */
963 lpSubBlock = lpNextSlash;
964 }
965
966 /* Return value */
967 *lplpBuffer = VersionInfo32_Value( info );
968 if (puLen)
969 *puLen = info->wValueLength;
970 if (pbText)
971 *pbText = info->wType;
972
973 return TRUE;
974 }
975
976 /***********************************************************************
977 * VerQueryValueA [VERSION.@]
978 */
979 BOOL WINAPI VerQueryValueA( LPCVOID pBlock, LPCSTR lpSubBlock,
980 LPVOID *lplpBuffer, PUINT puLen )
981 {
982 static const char rootA[] = "\\";
983 const VS_VERSION_INFO_STRUCT16 *info = pBlock;
984
985 TRACE("(%p,%s,%p,%p)\n",
986 pBlock, debugstr_a(lpSubBlock), lplpBuffer, puLen );
987
988 if (!pBlock)
989 return FALSE;
990
991 if (lpSubBlock == NULL || lpSubBlock[0] == '\0')
992 lpSubBlock = rootA;
993
994 if ( !VersionInfoIs16( info ) )
995 {
996 BOOL ret, isText;
997 INT len;
998 LPWSTR lpSubBlockW;
999
1000 len = MultiByteToWideChar(CP_ACP, 0, lpSubBlock, -1, NULL, 0);
1001 lpSubBlockW = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
1002
1003 if (!lpSubBlockW)
1004 return FALSE;
1005
1006 MultiByteToWideChar(CP_ACP, 0, lpSubBlock, -1, lpSubBlockW, len);
1007
1008 ret = VersionInfo32_QueryValue(pBlock, lpSubBlockW, lplpBuffer, puLen, &isText);
1009
1010 HeapFree(GetProcessHeap(), 0, lpSubBlockW);
1011
1012 if (ret && isText)
1013 {
1014 /* Set lpBuffer so it points to the 'empty' area where we store
1015 * the converted strings
1016 */
1017 LPSTR lpBufferA = (LPSTR)pBlock + info->wLength + 4;
1018 DWORD pos = (LPCSTR)*lplpBuffer - (LPCSTR)pBlock;
1019
1020 len = WideCharToMultiByte(CP_ACP, 0, *lplpBuffer, -1,
1021 lpBufferA + pos, info->wLength - pos, NULL, NULL);
1022 *lplpBuffer = lpBufferA + pos;
1023 if (puLen) *puLen = len;
1024 }
1025 return ret;
1026 }
1027
1028 return VersionInfo16_QueryValue(info, lpSubBlock, lplpBuffer, puLen);
1029 }
1030
1031 /***********************************************************************
1032 * VerQueryValueW [VERSION.@]
1033 */
1034 BOOL WINAPI VerQueryValueW( LPCVOID pBlock, LPCWSTR lpSubBlock,
1035 LPVOID *lplpBuffer, PUINT puLen )
1036 {
1037 static const WCHAR nullW[] = { 0 };
1038 static const WCHAR rootW[] = { '\\', 0 };
1039 static const WCHAR varfileinfoW[] = { '\\','V','a','r','F','i','l','e','I','n','f','o',
1040 '\\','T','r','a','n','s','l','a','t','i','o','n', 0 };
1041
1042 const VS_VERSION_INFO_STRUCT32 *info = pBlock;
1043
1044 TRACE("(%p,%s,%p,%p)\n",
1045 pBlock, debugstr_w(lpSubBlock), lplpBuffer, puLen );
1046
1047 if (!pBlock)
1048 return FALSE;
1049
1050 if (lpSubBlock == NULL || lpSubBlock[0] == nullW[0])
1051 lpSubBlock = rootW;
1052
1053 if ( VersionInfoIs16( info ) )
1054 {
1055 BOOL ret;
1056 int len;
1057 LPSTR lpSubBlockA;
1058
1059 len = WideCharToMultiByte(CP_ACP, 0, lpSubBlock, -1, NULL, 0, NULL, NULL);
1060 lpSubBlockA = HeapAlloc(GetProcessHeap(), 0, len * sizeof(char));
1061
1062 if (!lpSubBlockA)
1063 return FALSE;
1064
1065 WideCharToMultiByte(CP_ACP, 0, lpSubBlock, -1, lpSubBlockA, len, NULL, NULL);
1066
1067 ret = VersionInfo16_QueryValue(pBlock, lpSubBlockA, lplpBuffer, puLen);
1068
1069 HeapFree(GetProcessHeap(), 0, lpSubBlockA);
1070
1071 if (ret && strcmpiW( lpSubBlock, rootW ) && strcmpiW( lpSubBlock, varfileinfoW ))
1072 {
1073 /* Set lpBuffer so it points to the 'empty' area where we store
1074 * the converted strings
1075 */
1076 LPWSTR lpBufferW = (LPWSTR)((LPSTR)pBlock + info->wLength);
1077 DWORD pos = (LPCSTR)*lplpBuffer - (LPCSTR)pBlock;
1078 DWORD max = (info->wLength - sizeof(VS_FIXEDFILEINFO)) * 4 - info->wLength;
1079
1080 len = MultiByteToWideChar(CP_ACP, 0, *lplpBuffer, -1,
1081 lpBufferW + pos, max/sizeof(WCHAR) - pos );
1082 *lplpBuffer = lpBufferW + pos;
1083 if (puLen) *puLen = len;
1084 }
1085 return ret;
1086 }
1087
1088 return VersionInfo32_QueryValue(info, lpSubBlock, lplpBuffer, puLen, NULL);
1089 }
1090
1091
1092 /******************************************************************************
1093 * testFileExistenceA
1094 *
1095 * Tests whether a given path/file combination exists. If the file does
1096 * not exist, the return value is zero. If it does exist, the return
1097 * value is non-zero.
1098 *
1099 * Revision history
1100 * 30-May-1997 Dave Cuthbert (dacut@ece.cmu.edu)
1101 * Original implementation
1102 *
1103 */
1104 static int testFileExistenceA( char const * path, char const * file, BOOL excl )
1105 {
1106 char filename[1024];
1107 int filenamelen;
1108 OFSTRUCT fileinfo;
1109
1110 fileinfo.cBytes = sizeof(OFSTRUCT);
1111
1112 strcpy(filename, path);
1113 filenamelen = strlen(filename);
1114
1115 /* Add a trailing \ if necessary */
1116 if(filenamelen) {
1117 if(filename[filenamelen - 1] != '\\')
1118 strcat(filename, "\\");
1119 }
1120 else /* specify the current directory */
1121 strcpy(filename, ".\\");
1122
1123 /* Create the full pathname */
1124 strcat(filename, file);
1125
1126 return (OpenFile(filename, &fileinfo,
1127 OF_EXIST | (excl ? OF_SHARE_EXCLUSIVE : 0)) != HFILE_ERROR);
1128 }
1129
1130 /******************************************************************************
1131 * testFileExistenceW
1132 */
1133 static int testFileExistenceW( const WCHAR *path, const WCHAR *file, BOOL excl )
1134 {
1135 char *filename;
1136 DWORD pathlen, filelen;
1137 int ret;
1138 OFSTRUCT fileinfo;
1139
1140 fileinfo.cBytes = sizeof(OFSTRUCT);
1141
1142 pathlen = WideCharToMultiByte( CP_ACP, 0, path, -1, NULL, 0, NULL, NULL );
1143 filelen = WideCharToMultiByte( CP_ACP, 0, file, -1, NULL, 0, NULL, NULL );
1144 filename = HeapAlloc( GetProcessHeap(), 0, pathlen+filelen+2 );
1145
1146 WideCharToMultiByte( CP_ACP, 0, path, -1, filename, pathlen, NULL, NULL );
1147 /* Add a trailing \ if necessary */
1148 if (pathlen > 1)
1149 {
1150 if (filename[pathlen-2] != '\\') strcpy( &filename[pathlen-1], "\\" );
1151 }
1152 else /* specify the current directory */
1153 strcpy(filename, ".\\");
1154
1155 WideCharToMultiByte( CP_ACP, 0, file, -1, filename+strlen(filename), filelen, NULL, NULL );
1156
1157 ret = (OpenFile(filename, &fileinfo,
1158 OF_EXIST | (excl ? OF_SHARE_EXCLUSIVE : 0)) != HFILE_ERROR);
1159 HeapFree( GetProcessHeap(), 0, filename );
1160 return ret;
1161 }
1162
1163 /*****************************************************************************
1164 * VerFindFileA [VERSION.@]
1165 *
1166 * Determines where to install a file based on whether it locates another
1167 * version of the file in the system. The values VerFindFile returns are
1168 * used in a subsequent call to the VerInstallFile function.
1169 *
1170 * Revision history:
1171 * 30-May-1997 Dave Cuthbert (dacut@ece.cmu.edu)
1172 * Reimplementation of VerFindFile from original stub.
1173 */
1174 DWORD WINAPI VerFindFileA(
1175 DWORD flags,
1176 LPCSTR lpszFilename,
1177 LPCSTR lpszWinDir,
1178 LPCSTR lpszAppDir,
1179 LPSTR lpszCurDir,
1180 PUINT lpuCurDirLen,
1181 LPSTR lpszDestDir,
1182 PUINT lpuDestDirLen )
1183 {
1184 DWORD retval = 0;
1185 const char *curDir;
1186 const char *destDir;
1187 unsigned int curDirSizeReq;
1188 unsigned int destDirSizeReq;
1189 char winDir[MAX_PATH], systemDir[MAX_PATH];
1190
1191 /* Print out debugging information */
1192 TRACE("flags = %x filename=%s windir=%s appdir=%s curdirlen=%p(%u) destdirlen=%p(%u)\n",
1193 flags, debugstr_a(lpszFilename), debugstr_a(lpszWinDir), debugstr_a(lpszAppDir),
1194 lpuCurDirLen, lpuCurDirLen ? *lpuCurDirLen : 0,
1195 lpuDestDirLen, lpuDestDirLen ? *lpuDestDirLen : 0 );
1196
1197 /* Figure out where the file should go; shared files default to the
1198 system directory */
1199
1200 GetSystemDirectoryA(systemDir, sizeof(systemDir));
1201 curDir = "";
1202 destDir = "";
1203
1204 if(flags & VFFF_ISSHAREDFILE)
1205 {
1206 destDir = systemDir;
1207 /* Were we given a filename? If so, try to find the file. */
1208 if(lpszFilename)
1209 {
1210 if(testFileExistenceA(destDir, lpszFilename, FALSE)) curDir = destDir;
1211 else if(lpszAppDir && testFileExistenceA(lpszAppDir, lpszFilename, FALSE))
1212 {
1213 curDir = lpszAppDir;
1214 retval |= VFF_CURNEDEST;
1215 }
1216 }
1217 }
1218 else /* not a shared file */
1219 {
1220 destDir = lpszAppDir ? lpszAppDir : "";
1221 if(lpszFilename)
1222 {
1223 GetWindowsDirectoryA( winDir, MAX_PATH );
1224 if(testFileExistenceA(destDir, lpszFilename, FALSE)) curDir = destDir;
1225 else if(testFileExistenceA(winDir, lpszFilename, FALSE))
1226 {
1227 curDir = winDir;
1228 retval |= VFF_CURNEDEST;
1229 }
1230 else if(testFileExistenceA(systemDir, lpszFilename, FALSE))
1231 {
1232 curDir = systemDir;
1233 retval |= VFF_CURNEDEST;
1234 }
1235 }
1236 }
1237
1238 /* Check to see if the file exists and is in use by another application */
1239 if (lpszFilename && testFileExistenceA(curDir, lpszFilename, FALSE)) {
1240 if (lpszFilename && !testFileExistenceA(curDir, lpszFilename, TRUE))
1241 retval |= VFF_FILEINUSE;
1242 }
1243
1244 curDirSizeReq = strlen(curDir) + 1;
1245 destDirSizeReq = strlen(destDir) + 1;
1246
1247 /* Make sure that the pointers to the size of the buffers are
1248 valid; if not, do NOTHING with that buffer. If that pointer
1249 is valid, then make sure that the buffer pointer is valid, too! */
1250
1251 if(lpuDestDirLen && lpszDestDir)
1252 {
1253 if (*lpuDestDirLen < destDirSizeReq) retval |= VFF_BUFFTOOSMALL;
1254 lstrcpynA(lpszDestDir, destDir, *lpuDestDirLen);
1255 *lpuDestDirLen = destDirSizeReq;
1256 }
1257 if(lpuCurDirLen && lpszCurDir)
1258 {
1259 if(*lpuCurDirLen < curDirSizeReq) retval |= VFF_BUFFTOOSMALL;
1260 lstrcpynA(lpszCurDir, curDir, *lpuCurDirLen);
1261 *lpuCurDirLen = curDirSizeReq;
1262 }
1263
1264 TRACE("ret = %u (%s%s%s) curdir=%s destdir=%s\n", retval,
1265 (retval & VFF_CURNEDEST) ? "VFF_CURNEDEST " : "",
1266 (retval & VFF_FILEINUSE) ? "VFF_FILEINUSE " : "",
1267 (retval & VFF_BUFFTOOSMALL) ? "VFF_BUFFTOOSMALL " : "",
1268 debugstr_a(lpszCurDir), debugstr_a(lpszDestDir));
1269
1270 return retval;
1271 }
1272
1273 /*****************************************************************************
1274 * VerFindFileW [VERSION.@]
1275 */
1276 DWORD WINAPI VerFindFileW( DWORD flags,LPCWSTR lpszFilename,LPCWSTR lpszWinDir,
1277 LPCWSTR lpszAppDir, LPWSTR lpszCurDir,PUINT lpuCurDirLen,
1278 LPWSTR lpszDestDir,PUINT lpuDestDirLen )
1279 {
1280 static const WCHAR emptyW;
1281 DWORD retval = 0;
1282 const WCHAR *curDir;
1283 const WCHAR *destDir;
1284 unsigned int curDirSizeReq;
1285 unsigned int destDirSizeReq;
1286 WCHAR winDir[MAX_PATH], systemDir[MAX_PATH];
1287
1288 /* Print out debugging information */
1289 TRACE("flags = %x filename=%s windir=%s appdir=%s curdirlen=%p(%u) destdirlen=%p(%u)\n",
1290 flags, debugstr_w(lpszFilename), debugstr_w(lpszWinDir), debugstr_w(lpszAppDir),
1291 lpuCurDirLen, lpuCurDirLen ? *lpuCurDirLen : 0,
1292 lpuDestDirLen, lpuDestDirLen ? *lpuDestDirLen : 0 );
1293
1294 /* Figure out where the file should go; shared files default to the
1295 system directory */
1296
1297 GetSystemDirectoryW(systemDir, sizeof(systemDir)/sizeof(WCHAR));
1298 curDir = &emptyW;
1299 destDir = &emptyW;
1300
1301 if(flags & VFFF_ISSHAREDFILE)
1302 {
1303 destDir = systemDir;
1304 /* Were we given a filename? If so, try to find the file. */
1305 if(lpszFilename)
1306 {
1307 if(testFileExistenceW(destDir, lpszFilename, FALSE)) curDir = destDir;
1308 else if(lpszAppDir && testFileExistenceW(lpszAppDir, lpszFilename, FALSE))
1309 {
1310 curDir = lpszAppDir;
1311 retval |= VFF_CURNEDEST;
1312 }
1313 }
1314 }
1315 else /* not a shared file */
1316 {
1317 destDir = lpszAppDir ? lpszAppDir : &emptyW;
1318 if(lpszFilename)
1319 {
1320 GetWindowsDirectoryW( winDir, MAX_PATH );
1321 if(testFileExistenceW(destDir, lpszFilename, FALSE)) curDir = destDir;
1322 else if(testFileExistenceW(winDir, lpszFilename, FALSE))
1323 {
1324 curDir = winDir;
1325 retval |= VFF_CURNEDEST;
1326 }
1327 else if(testFileExistenceW(systemDir, lpszFilename, FALSE))
1328 {
1329 curDir = systemDir;
1330 retval |= VFF_CURNEDEST;
1331 }
1332 }
1333 }
1334
1335 if (lpszFilename && !testFileExistenceW(curDir, lpszFilename, TRUE))
1336 retval |= VFF_FILEINUSE;
1337
1338 curDirSizeReq = strlenW(curDir) + 1;
1339 destDirSizeReq = strlenW(destDir) + 1;
1340
1341 /* Make sure that the pointers to the size of the buffers are
1342 valid; if not, do NOTHING with that buffer. If that pointer
1343 is valid, then make sure that the buffer pointer is valid, too! */
1344
1345 if(lpuDestDirLen && lpszDestDir)
1346 {
1347 if (*lpuDestDirLen < destDirSizeReq) retval |= VFF_BUFFTOOSMALL;
1348 lstrcpynW(lpszDestDir, destDir, *lpuDestDirLen);
1349 *lpuDestDirLen = destDirSizeReq;
1350 }
1351 if(lpuCurDirLen && lpszCurDir)
1352 {
1353 if(*lpuCurDirLen < curDirSizeReq) retval |= VFF_BUFFTOOSMALL;
1354 lstrcpynW(lpszCurDir, curDir, *lpuCurDirLen);
1355 *lpuCurDirLen = curDirSizeReq;
1356 }
1357
1358 TRACE("ret = %u (%s%s%s) curdir=%s destdir=%s\n", retval,
1359 (retval & VFF_CURNEDEST) ? "VFF_CURNEDEST " : "",
1360 (retval & VFF_FILEINUSE) ? "VFF_FILEINUSE " : "",
1361 (retval & VFF_BUFFTOOSMALL) ? "VFF_BUFFTOOSMALL " : "",
1362 debugstr_w(lpszCurDir), debugstr_w(lpszDestDir));
1363 return retval;
1364 }
1365
1366 static LPBYTE
1367 _fetch_versioninfo(LPSTR fn,VS_FIXEDFILEINFO **vffi) {
1368 DWORD alloclen;
1369 LPBYTE buf;
1370 DWORD ret;
1371
1372 alloclen = 1000;
1373 buf=HeapAlloc(GetProcessHeap(), 0, alloclen);
1374 if(buf == NULL) {
1375 WARN("Memory exhausted while fetching version info!\n");
1376 return NULL;
1377 }
1378 while (1) {
1379 ret = GetFileVersionInfoA(fn,0,alloclen,buf);
1380 if (!ret) {
1381 HeapFree(GetProcessHeap(), 0, buf);
1382 return NULL;
1383 }
1384 if (alloclen<*(WORD*)buf) {
1385 alloclen = *(WORD*)buf;
1386 HeapFree(GetProcessHeap(), 0, buf);
1387 buf = HeapAlloc(GetProcessHeap(), 0, alloclen);
1388 if(buf == NULL) {
1389 WARN("Memory exhausted while fetching version info!\n");
1390 return NULL;
1391 }
1392 } else {
1393 *vffi = (VS_FIXEDFILEINFO*)(buf+0x14);
1394 if ((*vffi)->dwSignature == 0x004f0049) /* hack to detect unicode */
1395 *vffi = (VS_FIXEDFILEINFO*)(buf+0x28);
1396 if ((*vffi)->dwSignature != VS_FFI_SIGNATURE)
1397 WARN("Bad VS_FIXEDFILEINFO signature 0x%08x\n",(*vffi)->dwSignature);
1398 return buf;
1399 }
1400 }
1401 }
1402
1403 static DWORD
1404 _error2vif(DWORD error) {
1405 switch (error) {
1406 case ERROR_ACCESS_DENIED:
1407 return VIF_ACCESSVIOLATION;
1408 case ERROR_SHARING_VIOLATION:
1409 return VIF_SHARINGVIOLATION;
1410 default:
1411 return 0;
1412 }
1413 }
1414
1415
1416 /******************************************************************************
1417 * VerInstallFileA [VERSION.@]
1418 */
1419 DWORD WINAPI VerInstallFileA(
1420 DWORD flags,LPCSTR srcfilename,LPCSTR destfilename,LPCSTR srcdir,
1421 LPCSTR destdir,LPCSTR curdir,LPSTR tmpfile,PUINT tmpfilelen )
1422 {
1423 LPCSTR pdest;
1424 char destfn[260],tmpfn[260],srcfn[260];
1425 HFILE hfsrc,hfdst;
1426 DWORD attr,xret,tmplast;
1427 LONG ret;
1428 LPBYTE buf1,buf2;
1429 OFSTRUCT ofs;
1430
1431 TRACE("(%x,%s,%s,%s,%s,%s,%p,%d)\n",
1432 flags,debugstr_a(srcfilename),debugstr_a(destfilename),
1433 debugstr_a(srcdir),debugstr_a(destdir),debugstr_a(curdir),
1434 tmpfile,*tmpfilelen);
1435 xret = 0;
1436 if (!srcdir || !srcfilename) return VIF_CANNOTREADSRC;
1437 sprintf(srcfn,"%s\\%s",srcdir,srcfilename);
1438 if (!destdir || !*destdir) pdest = srcdir;
1439 else pdest = destdir;
1440 sprintf(destfn,"%s\\%s",pdest,destfilename);
1441 hfsrc=LZOpenFileA(srcfn,&ofs,OF_READ);
1442 if (hfsrc < 0)
1443 return VIF_CANNOTREADSRC;
1444 sprintf(tmpfn,"%s\\%s",pdest,destfilename);
1445 tmplast=strlen(pdest)+1;
1446 attr = GetFileAttributesA(tmpfn);
1447 if (attr != INVALID_FILE_ATTRIBUTES) {
1448 if (attr & FILE_ATTRIBUTE_READONLY) {
1449 LZClose(hfsrc);
1450 return VIF_WRITEPROT;
1451 }
1452 /* FIXME: check if file currently in use and return VIF_FILEINUSE */
1453 }
1454 attr = INVALID_FILE_ATTRIBUTES;
1455 if (flags & VIFF_FORCEINSTALL) {
1456 if (tmpfile[0]) {
1457 sprintf(tmpfn,"%s\\%s",pdest,tmpfile);
1458 tmplast = strlen(pdest)+1;
1459 attr = GetFileAttributesA(tmpfn);
1460 /* if it exists, it has been copied by the call before.
1461 * we jump over the copy part...
1462 */
1463 }
1464 }
1465 if (attr == INVALID_FILE_ATTRIBUTES) {
1466 char *s;
1467
1468 GetTempFileNameA(pdest,"ver",0,tmpfn); /* should not fail ... */
1469 s=strrchr(tmpfn,'\\');
1470 if (s)
1471 tmplast = s-tmpfn;
1472 else
1473 tmplast = 0;
1474 hfdst = OpenFile(tmpfn,&ofs,OF_CREATE);
1475 if (hfdst == HFILE_ERROR) {
1476 LZClose(hfsrc);
1477 return VIF_CANNOTCREATE; /* | translated dos error */
1478 }
1479 ret = LZCopy(hfsrc,hfdst);
1480 _lclose(hfdst);
1481 if (ret < 0) {
1482 /* translate LZ errors into VIF_xxx */
1483 switch (ret) {
1484 case LZERROR_BADINHANDLE:
1485 case LZERROR_READ:
1486 case LZERROR_BADVALUE:
1487 case LZERROR_UNKNOWNALG:
1488 xret = VIF_CANNOTREADSRC;
1489 break;
1490 case LZERROR_BADOUTHANDLE:
1491 case LZERROR_WRITE:
1492 xret = VIF_OUTOFSPACE;
1493 break;
1494 case LZERROR_GLOBALLOC:
1495 case LZERROR_GLOBLOCK:
1496 xret = VIF_OUTOFMEMORY;
1497 break;
1498 default: /* unknown error, should not happen */
1499 FIXME("Unknown LZCopy error %d, ignoring.\n", ret);
1500 xret = 0;
1501 break;
1502 }
1503 if (xret) {
1504 LZClose(hfsrc);
1505 return xret;
1506 }
1507 }
1508 }
1509 if (!(flags & VIFF_FORCEINSTALL)) {
1510 VS_FIXEDFILEINFO *destvffi,*tmpvffi;
1511 buf1 = _fetch_versioninfo(destfn,&destvffi);
1512 if (buf1) {
1513 buf2 = _fetch_versioninfo(tmpfn,&tmpvffi);
1514 if (buf2) {
1515 char *tbuf1,*tbuf2;
1516 static const CHAR trans_array[] = "\\VarFileInfo\\Translation";
1517 UINT len1,len2;
1518
1519 len1=len2=40;
1520
1521 /* compare file versions */
1522 if ((destvffi->dwFileVersionMS > tmpvffi->dwFileVersionMS)||
1523 ((destvffi->dwFileVersionMS==tmpvffi->dwFileVersionMS)&&
1524 (destvffi->dwFileVersionLS > tmpvffi->dwFileVersionLS)
1525 )
1526 )
1527 xret |= VIF_MISMATCH|VIF_SRCOLD;
1528 /* compare filetypes and filesubtypes */
1529 if ((destvffi->dwFileType!=tmpvffi->dwFileType) ||
1530 (destvffi->dwFileSubtype!=tmpvffi->dwFileSubtype)
1531 )
1532 xret |= VIF_MISMATCH|VIF_DIFFTYPE;
1533 if (VerQueryValueA(buf1,trans_array,(LPVOID*)&tbuf1,&len1) &&
1534 VerQueryValueA(buf2,trans_array,(LPVOID*)&tbuf2,&len2)
1535 ) {
1536 /* Do something with tbuf1 and tbuf2
1537 * generates DIFFLANG|MISMATCH
1538 */
1539 }
1540 HeapFree(GetProcessHeap(), 0, buf2);
1541 } else
1542 xret=VIF_MISMATCH|VIF_SRCOLD;
1543 HeapFree(GetProcessHeap(), 0, buf1);
1544 }
1545 }
1546 if (xret) {
1547 if (*tmpfilelen<strlen(tmpfn+tmplast)) {
1548 xret|=VIF_BUFFTOOSMALL;
1549 DeleteFileA(tmpfn);
1550 } else {
1551 strcpy(tmpfile,tmpfn+tmplast);
1552 *tmpfilelen = strlen(tmpfn+tmplast)+1;
1553 xret|=VIF_TEMPFILE;
1554 }
1555 } else {
1556 if (INVALID_FILE_ATTRIBUTES!=GetFileAttributesA(destfn))
1557 if (!DeleteFileA(destfn)) {
1558 xret|=_error2vif(GetLastError())|VIF_CANNOTDELETE;
1559 DeleteFileA(tmpfn);
1560 LZClose(hfsrc);
1561 return xret;
1562 }
1563 if ((!(flags & VIFF_DONTDELETEOLD)) &&
1564 curdir &&
1565 *curdir &&
1566 lstrcmpiA(curdir,pdest)
1567 ) {
1568 char curfn[260];
1569
1570 sprintf(curfn,"%s\\%s",curdir,destfilename);
1571 if (INVALID_FILE_ATTRIBUTES != GetFileAttributesA(curfn)) {
1572 /* FIXME: check if in use ... if it is, VIF_CANNOTDELETECUR */
1573 if (!DeleteFileA(curfn))
1574 xret|=_error2vif(GetLastError())|VIF_CANNOTDELETECUR;
1575 }
1576 }
1577 if (!MoveFileA(tmpfn,destfn)) {
1578 xret|=_error2vif(GetLastError())|VIF_CANNOTRENAME;
1579 DeleteFileA(tmpfn);
1580 }
1581 }
1582 LZClose(hfsrc);
1583 return xret;
1584 }
1585
1586
1587 /******************************************************************************
1588 * VerInstallFileW [VERSION.@]
1589 */
1590 DWORD WINAPI VerInstallFileW(
1591 DWORD flags,LPCWSTR srcfilename,LPCWSTR destfilename,LPCWSTR srcdir,
1592 LPCWSTR destdir,LPCWSTR curdir,LPWSTR tmpfile,PUINT tmpfilelen )
1593 {
1594 LPSTR wsrcf = NULL, wsrcd = NULL, wdestf = NULL, wdestd = NULL, wtmpf = NULL, wcurd = NULL;
1595 DWORD ret = 0;
1596 UINT len;
1597
1598 if (srcfilename)
1599 {
1600 len = WideCharToMultiByte( CP_ACP, 0, srcfilename, -1, NULL, 0, NULL, NULL );
1601 if ((wsrcf = HeapAlloc( GetProcessHeap(), 0, len )))
1602 WideCharToMultiByte( CP_ACP, 0, srcfilename, -1, wsrcf, len, NULL, NULL );
1603 else
1604 ret = VIF_OUTOFMEMORY;
1605 }
1606 if (srcdir && !ret)
1607 {
1608 len = WideCharToMultiByte( CP_ACP, 0, srcdir, -1, NULL, 0, NULL, NULL );
1609 if ((wsrcd = HeapAlloc( GetProcessHeap(), 0, len )))
1610 WideCharToMultiByte( CP_ACP, 0, srcdir, -1, wsrcd, len, NULL, NULL );
1611 else
1612 ret = VIF_OUTOFMEMORY;
1613 }
1614 if (destfilename && !ret)
1615 {
1616 len = WideCharToMultiByte( CP_ACP, 0, destfilename, -1, NULL, 0, NULL, NULL );
1617 if ((wdestf = HeapAlloc( GetProcessHeap(), 0, len )))
1618 WideCharToMultiByte( CP_ACP, 0, destfilename, -1, wdestf, len, NULL, NULL );
1619 else
1620 ret = VIF_OUTOFMEMORY;
1621 }
1622 if (destdir && !ret)
1623 {
1624 len = WideCharToMultiByte( CP_ACP, 0, destdir, -1, NULL, 0, NULL, NULL );
1625 if ((wdestd = HeapAlloc( GetProcessHeap(), 0, len )))
1626 WideCharToMultiByte( CP_ACP, 0, destdir, -1, wdestd, len, NULL, NULL );
1627 else
1628 ret = VIF_OUTOFMEMORY;
1629 }
1630 if (curdir && !ret)
1631 {
1632 len = WideCharToMultiByte( CP_ACP, 0, curdir, -1, NULL, 0, NULL, NULL );
1633 if ((wcurd = HeapAlloc( GetProcessHeap(), 0, len )))
1634 WideCharToMultiByte( CP_ACP, 0, curdir, -1, wcurd, len, NULL, NULL );
1635 else
1636 ret = VIF_OUTOFMEMORY;
1637 }
1638 if (!ret)
1639 {
1640 len = *tmpfilelen * sizeof(WCHAR);
1641 wtmpf = HeapAlloc( GetProcessHeap(), 0, len );
1642 if (!wtmpf)
1643 ret = VIF_OUTOFMEMORY;
1644 }
1645 if (!ret)
1646 ret = VerInstallFileA(flags,wsrcf,wdestf,wsrcd,wdestd,wcurd,wtmpf,&len);
1647 if (!ret)
1648 *tmpfilelen = MultiByteToWideChar( CP_ACP, 0, wtmpf, -1, tmpfile, *tmpfilelen );
1649 else if (ret & VIF_BUFFTOOSMALL)
1650 *tmpfilelen = len; /* FIXME: not correct */
1651
1652 HeapFree( GetProcessHeap(), 0, wsrcf );
1653 HeapFree( GetProcessHeap(), 0, wsrcd );
1654 HeapFree( GetProcessHeap(), 0, wdestf );
1655 HeapFree( GetProcessHeap(), 0, wdestd );
1656 HeapFree( GetProcessHeap(), 0, wtmpf );
1657 HeapFree( GetProcessHeap(), 0, wcurd );
1658 return ret;
1659 }
Windows API implementation