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wine/dlls/version/version.c
André Hentschel ded403c4f3 version: Remove dead assignments (Clang). 
Signed-off-by: André Hentschel <nerv@dawncrow.de>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
2015-12-24 11:58:36 +01:00

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/*
* Implementation of VERSION.DLL
*
* Copyright 1996,1997 Marcus Meissner
* Copyright 1997 David Cuthbert
* Copyright 1999 Ulrich Weigand
* Copyright 2005 Paul Vriens
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*
*/
#include "config.h"
#include <stdarg.h>
#include <stdlib.h>
#include <string.h>
#include <stdio.h>
#include <sys/types.h>
#ifdef HAVE_UNISTD_H
# include <unistd.h>
#endif
#define NONAMELESSUNION
#define NONAMELESSSTRUCT
#include "windef.h"
#include "winbase.h"
#include "winver.h"
#include "winuser.h"
#include "winnls.h"
#include "winternl.h"
#include "lzexpand.h"
#include "wine/unicode.h"
#include "winerror.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(ver);
typedef struct
{
WORD offset;
WORD length;
WORD flags;
WORD id;
WORD handle;
WORD usage;
} NE_NAMEINFO;
typedef struct
{
WORD type_id;
WORD count;
DWORD resloader;
} NE_TYPEINFO;
/**********************************************************************
* find_entry_by_id
*
* Find an entry by id in a resource directory
* Copied from loader/pe_resource.c
*/
static const IMAGE_RESOURCE_DIRECTORY *find_entry_by_id( const IMAGE_RESOURCE_DIRECTORY *dir,
WORD id, const void *root )
{
const IMAGE_RESOURCE_DIRECTORY_ENTRY *entry;
int min, max, pos;
entry = (const IMAGE_RESOURCE_DIRECTORY_ENTRY *)(dir + 1);
min = dir->NumberOfNamedEntries;
max = min + dir->NumberOfIdEntries - 1;
while (min <= max)
{
pos = (min + max) / 2;
if (entry[pos].u.Id == id)
return (const IMAGE_RESOURCE_DIRECTORY *)((const char *)root + entry[pos].u2.s2.OffsetToDirectory);
if (entry[pos].u.Id > id) max = pos - 1;
else min = pos + 1;
}
return NULL;
}
/**********************************************************************
* find_entry_default
*
* Find a default entry in a resource directory
* Copied from loader/pe_resource.c
*/
static const IMAGE_RESOURCE_DIRECTORY *find_entry_default( const IMAGE_RESOURCE_DIRECTORY *dir,
const void *root )
{
const IMAGE_RESOURCE_DIRECTORY_ENTRY *entry;
entry = (const IMAGE_RESOURCE_DIRECTORY_ENTRY *)(dir + 1);
return (const IMAGE_RESOURCE_DIRECTORY *)((const char *)root + entry->u2.s2.OffsetToDirectory);
}
/**********************************************************************
* push_language
*
* push a language onto the list of languages to try
*/
static inline int push_language( WORD *list, int pos, WORD lang )
{
int i;
for (i = 0; i < pos; i++) if (list[i] == lang) return pos;
list[pos++] = lang;
return pos;
}
/**********************************************************************
* find_entry_language
*/
static const IMAGE_RESOURCE_DIRECTORY *find_entry_language( const IMAGE_RESOURCE_DIRECTORY *dir,
const void *root )
{
const IMAGE_RESOURCE_DIRECTORY *ret;
WORD list[9];
int i, pos = 0;
/* cf. LdrFindResource_U */
pos = push_language( list, pos, MAKELANGID( LANG_NEUTRAL, SUBLANG_NEUTRAL ) );
pos = push_language( list, pos, LANGIDFROMLCID( NtCurrentTeb()->CurrentLocale ) );
pos = push_language( list, pos, GetUserDefaultLangID() );
pos = push_language( list, pos, MAKELANGID( PRIMARYLANGID(GetUserDefaultLangID()), SUBLANG_NEUTRAL ));
pos = push_language( list, pos, MAKELANGID( PRIMARYLANGID(GetUserDefaultLangID()), SUBLANG_DEFAULT ));
pos = push_language( list, pos, GetSystemDefaultLangID() );
pos = push_language( list, pos, MAKELANGID( PRIMARYLANGID(GetSystemDefaultLangID()), SUBLANG_NEUTRAL ));
pos = push_language( list, pos, MAKELANGID( PRIMARYLANGID(GetSystemDefaultLangID()), SUBLANG_DEFAULT ));
pos = push_language( list, pos, MAKELANGID( LANG_ENGLISH, SUBLANG_DEFAULT ) );
for (i = 0; i < pos; i++) if ((ret = find_entry_by_id( dir, list[i], root ))) return ret;
return find_entry_default( dir, root );
}
/***********************************************************************
* read_xx_header [internal]
*/
static int read_xx_header( HFILE lzfd )
{
IMAGE_DOS_HEADER mzh;
char magic[3];
LZSeek( lzfd, 0, SEEK_SET );
if ( sizeof(mzh) != LZRead( lzfd, (LPSTR)&mzh, sizeof(mzh) ) )
return 0;
if ( mzh.e_magic != IMAGE_DOS_SIGNATURE )
{
if (!memcmp( &mzh, "\177ELF", 4 )) return 1; /* ELF */
if (*(UINT *)&mzh == 0xfeedface || *(UINT *)&mzh == 0xcefaedfe) return 1; /* Mach-O */
return 0;
}
LZSeek( lzfd, mzh.e_lfanew, SEEK_SET );
if ( 2 != LZRead( lzfd, magic, 2 ) )
return 0;
LZSeek( lzfd, mzh.e_lfanew, SEEK_SET );
if ( magic[0] == 'N' && magic[1] == 'E' )
return IMAGE_OS2_SIGNATURE;
if ( magic[0] == 'P' && magic[1] == 'E' )
return IMAGE_NT_SIGNATURE;
magic[2] = '\0';
WARN("Can't handle %s files.\n", magic );
return 0;
}
/***********************************************************************
* find_ne_resource [internal]
*/
static BOOL find_ne_resource( HFILE lzfd, DWORD *resLen, DWORD *resOff )
{
const WORD typeid = VS_FILE_INFO | 0x8000;
const WORD resid = VS_VERSION_INFO | 0x8000;
IMAGE_OS2_HEADER nehd;
NE_TYPEINFO *typeInfo;
NE_NAMEINFO *nameInfo;
DWORD nehdoffset;
LPBYTE resTab;
DWORD resTabSize;
int count;
/* Read in NE header */
nehdoffset = LZSeek( lzfd, 0, SEEK_CUR );
if ( sizeof(nehd) != LZRead( lzfd, (LPSTR)&nehd, sizeof(nehd) ) ) return FALSE;
resTabSize = nehd.ne_restab - nehd.ne_rsrctab;
if ( !resTabSize )
{
TRACE("No resources in NE dll\n" );
return FALSE;
}
/* Read in resource table */
resTab = HeapAlloc( GetProcessHeap(), 0, resTabSize );
if ( !resTab ) return FALSE;
LZSeek( lzfd, nehd.ne_rsrctab + nehdoffset, SEEK_SET );
if ( resTabSize != LZRead( lzfd, (char*)resTab, resTabSize ) )
{
HeapFree( GetProcessHeap(), 0, resTab );
return FALSE;
}
/* Find resource */
typeInfo = (NE_TYPEINFO *)(resTab + 2);
while (typeInfo->type_id)
{
if (typeInfo->type_id == typeid) goto found_type;
typeInfo = (NE_TYPEINFO *)((char *)(typeInfo + 1) +
typeInfo->count * sizeof(NE_NAMEINFO));
}
TRACE("No typeid entry found\n" );
HeapFree( GetProcessHeap(), 0, resTab );
return FALSE;
found_type:
nameInfo = (NE_NAMEINFO *)(typeInfo + 1);
for (count = typeInfo->count; count > 0; count--, nameInfo++)
if (nameInfo->id == resid) goto found_name;
TRACE("No resid entry found\n" );
HeapFree( GetProcessHeap(), 0, resTab );
return FALSE;
found_name:
/* Return resource data */
if ( resLen ) *resLen = nameInfo->length << *(WORD *)resTab;
if ( resOff ) *resOff = nameInfo->offset << *(WORD *)resTab;
HeapFree( GetProcessHeap(), 0, resTab );
return TRUE;
}
/***********************************************************************
* find_pe_resource [internal]
*/
static BOOL find_pe_resource( HFILE lzfd, DWORD *resLen, DWORD *resOff )
{
union
{
IMAGE_NT_HEADERS32 nt32;
IMAGE_NT_HEADERS64 nt64;
} pehd;
DWORD pehdoffset;
PIMAGE_DATA_DIRECTORY resDataDir;
PIMAGE_SECTION_HEADER sections;
LPBYTE resSection;
DWORD section_size, data_size;
const void *resDir;
const IMAGE_RESOURCE_DIRECTORY *resPtr;
const IMAGE_RESOURCE_DATA_ENTRY *resData;
int i, len, nSections;
BOOL ret = FALSE;
/* Read in PE header */
pehdoffset = LZSeek( lzfd, 0, SEEK_CUR );
len = LZRead( lzfd, (LPSTR)&pehd, sizeof(pehd) );
if (len < sizeof(pehd.nt32.FileHeader)) return FALSE;
if (len < sizeof(pehd)) memset( (char *)&pehd + len, 0, sizeof(pehd) - len );
switch (pehd.nt32.OptionalHeader.Magic)
{
case IMAGE_NT_OPTIONAL_HDR32_MAGIC:
resDataDir = pehd.nt32.OptionalHeader.DataDirectory + IMAGE_DIRECTORY_ENTRY_RESOURCE;
break;
case IMAGE_NT_OPTIONAL_HDR64_MAGIC:
resDataDir = pehd.nt64.OptionalHeader.DataDirectory + IMAGE_DIRECTORY_ENTRY_RESOURCE;
break;
default:
return FALSE;
}
if ( !resDataDir->Size )
{
TRACE("No resources in PE dll\n" );
return FALSE;
}
/* Read in section table */
nSections = pehd.nt32.FileHeader.NumberOfSections;
sections = HeapAlloc( GetProcessHeap(), 0,
nSections * sizeof(IMAGE_SECTION_HEADER) );
if ( !sections ) return FALSE;
len = FIELD_OFFSET( IMAGE_NT_HEADERS32, OptionalHeader ) + pehd.nt32.FileHeader.SizeOfOptionalHeader;
LZSeek( lzfd, pehdoffset + len, SEEK_SET );
if ( nSections * sizeof(IMAGE_SECTION_HEADER) !=
LZRead( lzfd, (LPSTR)sections, nSections * sizeof(IMAGE_SECTION_HEADER) ) )
{
HeapFree( GetProcessHeap(), 0, sections );
return FALSE;
}
/* Find resource section */
for ( i = 0; i < nSections; i++ )
if ( resDataDir->VirtualAddress >= sections[i].VirtualAddress
&& resDataDir->VirtualAddress < sections[i].VirtualAddress +
sections[i].SizeOfRawData )
break;
if ( i == nSections )
{
HeapFree( GetProcessHeap(), 0, sections );
TRACE("Couldn't find resource section\n" );
return FALSE;
}
/* Read in resource section */
data_size = sections[i].SizeOfRawData;
section_size = max( data_size, sections[i].Misc.VirtualSize );
resSection = HeapAlloc( GetProcessHeap(), 0, section_size );
if ( !resSection )
{
HeapFree( GetProcessHeap(), 0, sections );
return FALSE;
}
LZSeek( lzfd, sections[i].PointerToRawData, SEEK_SET );
if (data_size != LZRead( lzfd, (char*)resSection, data_size )) goto done;
if (data_size < section_size) memset( (char *)resSection + data_size, 0, section_size - data_size );
/* Find resource */
resDir = resSection + (resDataDir->VirtualAddress - sections[i].VirtualAddress);
resPtr = resDir;
resPtr = find_entry_by_id( resPtr, VS_FILE_INFO, resDir );
if ( !resPtr )
{
TRACE("No typeid entry found\n" );
goto done;
}
resPtr = find_entry_by_id( resPtr, VS_VERSION_INFO, resDir );
if ( !resPtr )
{
TRACE("No resid entry found\n" );
goto done;
}
resPtr = find_entry_language( resPtr, resDir );
if ( !resPtr )
{
TRACE("No default language entry found\n" );
goto done;
}
/* Find resource data section */
resData = (const IMAGE_RESOURCE_DATA_ENTRY*)resPtr;
for ( i = 0; i < nSections; i++ )
if ( resData->OffsetToData >= sections[i].VirtualAddress
&& resData->OffsetToData < sections[i].VirtualAddress +
sections[i].SizeOfRawData )
break;
if ( i == nSections )
{
TRACE("Couldn't find resource data section\n" );
goto done;
}
/* Return resource data */
if ( resLen ) *resLen = resData->Size;
if ( resOff ) *resOff = resData->OffsetToData - sections[i].VirtualAddress
+ sections[i].PointerToRawData;
ret = TRUE;
done:
HeapFree( GetProcessHeap(), 0, resSection );
HeapFree( GetProcessHeap(), 0, sections );
return ret;
}
/***********************************************************************
* find_version_resource [internal]
*/
static DWORD find_version_resource( HFILE lzfd, DWORD *reslen, DWORD *offset )
{
DWORD magic = read_xx_header( lzfd );
switch (magic)
{
case IMAGE_OS2_SIGNATURE:
if (!find_ne_resource( lzfd, reslen, offset )) magic = 0;
break;
case IMAGE_NT_SIGNATURE:
if (!find_pe_resource( lzfd, reslen, offset )) magic = 0;
break;
}
return magic;
}
/******************************************************************************
*
* This function will print via standard TRACE, debug info regarding
* the file info structure vffi.
* 15-Feb-1998 Dimitrie Paun (dimi@cs.toronto.edu)
* Added this function to clean up the code.
*
*****************************************************************************/
static void print_vffi_debug(const VS_FIXEDFILEINFO *vffi)
{
BOOL versioned_printer = FALSE;
if((vffi->dwFileType == VFT_DLL) || (vffi->dwFileType == VFT_DRV))
{
if(vffi->dwFileSubtype == VFT2_DRV_VERSIONED_PRINTER)
/* this is documented for newer w2k Drivers and up */
versioned_printer = TRUE;
else if( (vffi->dwFileSubtype == VFT2_DRV_PRINTER) &&
(vffi->dwFileVersionMS != vffi->dwProductVersionMS) &&
(vffi->dwFileVersionMS > 0) &&
(vffi->dwFileVersionMS <= 3) )
/* found this on NT 3.51, NT4.0 and old w2k Drivers */
versioned_printer = TRUE;
}
TRACE("structversion=%u.%u, ",
HIWORD(vffi->dwStrucVersion),LOWORD(vffi->dwStrucVersion));
if(versioned_printer)
{
WORD mode = LOWORD(vffi->dwFileVersionMS);
WORD ver_rev = HIWORD(vffi->dwFileVersionLS);
TRACE("fileversion=%u.%u.%u.%u (%s.major.minor.release), ",
(vffi->dwFileVersionMS),
HIBYTE(ver_rev), LOBYTE(ver_rev), LOWORD(vffi->dwFileVersionLS),
(mode == 3) ? "Usermode" : ((mode <= 2) ? "Kernelmode" : "?") );
}
else
{
TRACE("fileversion=%u.%u.%u.%u, ",
HIWORD(vffi->dwFileVersionMS),LOWORD(vffi->dwFileVersionMS),
HIWORD(vffi->dwFileVersionLS),LOWORD(vffi->dwFileVersionLS));
}
TRACE("productversion=%u.%u.%u.%u\n",
HIWORD(vffi->dwProductVersionMS),LOWORD(vffi->dwProductVersionMS),
HIWORD(vffi->dwProductVersionLS),LOWORD(vffi->dwProductVersionLS));
TRACE("flagmask=0x%x, flags=0x%x %s%s%s%s%s%s\n",
vffi->dwFileFlagsMask, vffi->dwFileFlags,
(vffi->dwFileFlags & VS_FF_DEBUG) ? "DEBUG," : "",
(vffi->dwFileFlags & VS_FF_PRERELEASE) ? "PRERELEASE," : "",
(vffi->dwFileFlags & VS_FF_PATCHED) ? "PATCHED," : "",
(vffi->dwFileFlags & VS_FF_PRIVATEBUILD) ? "PRIVATEBUILD," : "",
(vffi->dwFileFlags & VS_FF_INFOINFERRED) ? "INFOINFERRED," : "",
(vffi->dwFileFlags & VS_FF_SPECIALBUILD) ? "SPECIALBUILD," : "");
TRACE("(");
TRACE("OS=0x%x.0x%x ", HIWORD(vffi->dwFileOS), LOWORD(vffi->dwFileOS));
switch (vffi->dwFileOS&0xFFFF0000)
{
case VOS_DOS:TRACE("DOS,");break;
case VOS_OS216:TRACE("OS/2-16,");break;
case VOS_OS232:TRACE("OS/2-32,");break;
case VOS_NT:TRACE("NT,");break;
case VOS_UNKNOWN:
default:
TRACE("UNKNOWN(0x%x),",vffi->dwFileOS&0xFFFF0000);break;
}
switch (LOWORD(vffi->dwFileOS))
{
case VOS__BASE:TRACE("BASE");break;
case VOS__WINDOWS16:TRACE("WIN16");break;
case VOS__WINDOWS32:TRACE("WIN32");break;
case VOS__PM16:TRACE("PM16");break;
case VOS__PM32:TRACE("PM32");break;
default:
TRACE("UNKNOWN(0x%x)",LOWORD(vffi->dwFileOS));break;
}
TRACE(")\n");
switch (vffi->dwFileType)
{
case VFT_APP:TRACE("filetype=APP");break;
case VFT_DLL:
TRACE("filetype=DLL");
if(vffi->dwFileSubtype != 0)
{
if(versioned_printer) /* NT3.x/NT4.0 or old w2k Driver */
TRACE(",PRINTER");
TRACE(" (subtype=0x%x)", vffi->dwFileSubtype);
}
break;
case VFT_DRV:
TRACE("filetype=DRV,");
switch(vffi->dwFileSubtype)
{
case VFT2_DRV_PRINTER:TRACE("PRINTER");break;
case VFT2_DRV_KEYBOARD:TRACE("KEYBOARD");break;
case VFT2_DRV_LANGUAGE:TRACE("LANGUAGE");break;
case VFT2_DRV_DISPLAY:TRACE("DISPLAY");break;
case VFT2_DRV_MOUSE:TRACE("MOUSE");break;
case VFT2_DRV_NETWORK:TRACE("NETWORK");break;
case VFT2_DRV_SYSTEM:TRACE("SYSTEM");break;
case VFT2_DRV_INSTALLABLE:TRACE("INSTALLABLE");break;
case VFT2_DRV_SOUND:TRACE("SOUND");break;
case VFT2_DRV_COMM:TRACE("COMM");break;
case VFT2_DRV_INPUTMETHOD:TRACE("INPUTMETHOD");break;
case VFT2_DRV_VERSIONED_PRINTER:TRACE("VERSIONED_PRINTER");break;
case VFT2_UNKNOWN:
default:
TRACE("UNKNOWN(0x%x)",vffi->dwFileSubtype);break;
}
break;
case VFT_FONT:
TRACE("filetype=FONT,");
switch (vffi->dwFileSubtype)
{
case VFT2_FONT_RASTER:TRACE("RASTER");break;
case VFT2_FONT_VECTOR:TRACE("VECTOR");break;
case VFT2_FONT_TRUETYPE:TRACE("TRUETYPE");break;
default:TRACE("UNKNOWN(0x%x)",vffi->dwFileSubtype);break;
}
break;
case VFT_VXD:TRACE("filetype=VXD");break;
case VFT_STATIC_LIB:TRACE("filetype=STATIC_LIB");break;
case VFT_UNKNOWN:
default:
TRACE("filetype=Unknown(0x%x)",vffi->dwFileType);break;
}
TRACE("\n");
TRACE("filedate=0x%x.0x%x\n",vffi->dwFileDateMS,vffi->dwFileDateLS);
}
/***********************************************************************
* Version Info Structure
*/
typedef struct
{
WORD wLength;
WORD wValueLength;
CHAR szKey[1];
#if 0 /* variable length structure */
/* DWORD aligned */
BYTE Value[];
/* DWORD aligned */
VS_VERSION_INFO_STRUCT16 Children[];
#endif
} VS_VERSION_INFO_STRUCT16;
typedef struct
{
WORD wLength;
WORD wValueLength;
WORD wType; /* 1:Text, 0:Binary */
WCHAR szKey[1];
#if 0 /* variable length structure */
/* DWORD aligned */
BYTE Value[];
/* DWORD aligned */
VS_VERSION_INFO_STRUCT32 Children[];
#endif
} VS_VERSION_INFO_STRUCT32;
#define VersionInfoIs16( ver ) \
( ((const VS_VERSION_INFO_STRUCT16 *)ver)->szKey[0] >= ' ' )
#define DWORD_ALIGN( base, ptr ) \
( (LPBYTE)(base) + ((((LPBYTE)(ptr) - (LPBYTE)(base)) + 3) & ~3) )
#define VersionInfo16_Value( ver ) \
DWORD_ALIGN( (ver), (ver)->szKey + strlen((ver)->szKey) + 1 )
#define VersionInfo32_Value( ver ) \
DWORD_ALIGN( (ver), (ver)->szKey + strlenW((ver)->szKey) + 1 )
#define VersionInfo16_Children( ver ) \
(const VS_VERSION_INFO_STRUCT16 *)( VersionInfo16_Value( ver ) + \
( ( (ver)->wValueLength + 3 ) & ~3 ) )
#define VersionInfo32_Children( ver ) \
(const VS_VERSION_INFO_STRUCT32 *)( VersionInfo32_Value( ver ) + \
( ( (ver)->wValueLength * \
((ver)->wType? 2 : 1) + 3 ) & ~3 ) )
#define VersionInfo16_Next( ver ) \
(VS_VERSION_INFO_STRUCT16 *)( (LPBYTE)ver + (((ver)->wLength + 3) & ~3) )
#define VersionInfo32_Next( ver ) \
(VS_VERSION_INFO_STRUCT32 *)( (LPBYTE)ver + (((ver)->wLength + 3) & ~3) )
/***********************************************************************
* GetFileVersionInfoSizeW [VERSION.@]
*/
DWORD WINAPI GetFileVersionInfoSizeW( LPCWSTR filename, LPDWORD handle )
{
return GetFileVersionInfoSizeExW( 0, filename, handle );
}
/***********************************************************************
* GetFileVersionInfoSizeA [VERSION.@]
*/
DWORD WINAPI GetFileVersionInfoSizeA( LPCSTR filename, LPDWORD handle )
{
return GetFileVersionInfoSizeExA( 0, filename, handle );
}
/******************************************************************************
* GetFileVersionInfoSizeExW [VERSION.@]
*/
DWORD WINAPI GetFileVersionInfoSizeExW( DWORD flags, LPCWSTR filename, LPDWORD handle )
{
DWORD len, offset, magic = 1;
HFILE lzfd;
HMODULE hModule;
OFSTRUCT ofs;
if (flags)
{
FIXME("stub: %x %s %p\n", flags, wine_dbgstr_w(filename), handle);
SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
return 0;
}
TRACE("(%s,%p)\n", debugstr_w(filename), handle );
if (handle) *handle = 0;
if (!filename)
{
SetLastError(ERROR_INVALID_PARAMETER);
return 0;
}
if (!*filename)
{
SetLastError(ERROR_BAD_PATHNAME);
return 0;
}
if ((lzfd = LZOpenFileW( (LPWSTR)filename, &ofs, OF_READ )) != HFILE_ERROR)
{
magic = find_version_resource( lzfd, &len, &offset );
LZClose( lzfd );
}
if ((magic == 1) && (hModule = LoadLibraryExW( filename, 0, LOAD_LIBRARY_AS_DATAFILE )))
{
HRSRC hRsrc = FindResourceW( hModule, MAKEINTRESOURCEW(VS_VERSION_INFO),
(LPWSTR)VS_FILE_INFO );
if (hRsrc)
{
magic = IMAGE_NT_SIGNATURE;
len = SizeofResource( hModule, hRsrc );
}
FreeLibrary( hModule );
}
switch (magic)
{
case IMAGE_OS2_SIGNATURE:
/* We have a 16bit resource.
*
* XP/W2K/W2K3 uses a buffer which is more than the actual needed space:
*
* (info->wLength - sizeof(VS_FIXEDFILEINFO)) * 4
*
* This extra buffer is used for ANSI to Unicode conversions in W-Calls.
* info->wLength should be the same as len. Currently it isn't but that
* doesn't seem to be a problem (len is bigger than info->wLength).
*/
SetLastError(0);
return (len - sizeof(VS_FIXEDFILEINFO)) * 4;
case IMAGE_NT_SIGNATURE:
/* We have a 32bit resource.
*
* XP/W2K/W2K3 uses a buffer which is 2 times the actual needed space + 4 bytes "FE2X"
* This extra buffer is used for Unicode to ANSI conversions in A-Calls
*/
SetLastError(0);
return (len * 2) + 4;
default:
SetLastError( lzfd == HFILE_ERROR ? ofs.nErrCode : ERROR_RESOURCE_DATA_NOT_FOUND );
return 0;
}
}
/******************************************************************************
* GetFileVersionInfoSizeExA [VERSION.@]
*/
DWORD WINAPI GetFileVersionInfoSizeExA( DWORD flags, LPCSTR filename, LPDWORD handle )
{
UNICODE_STRING filenameW;
DWORD retval;
TRACE("(%s,%p)\n", debugstr_a(filename), handle );
if(filename)
RtlCreateUnicodeStringFromAsciiz(&filenameW, filename);
else
filenameW.Buffer = NULL;
retval = GetFileVersionInfoSizeExW(0, filenameW.Buffer, handle);
RtlFreeUnicodeString(&filenameW);
return retval;
}
/***********************************************************************
* GetFileVersionInfoExW [VERSION.@]
*/
BOOL WINAPI GetFileVersionInfoExW( DWORD flags, LPCWSTR filename, DWORD handle, DWORD datasize, LPVOID data )
{
static const char signature[4] = "FE2X";
DWORD len, offset, magic = 1;
HFILE lzfd;
OFSTRUCT ofs;
HMODULE hModule;
VS_VERSION_INFO_STRUCT32* vvis = data;
if (flags)
{
FIXME("stub: %x %s %u %u %p\n", flags, wine_dbgstr_w(filename), handle, datasize, data);
SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
return 0;
}
TRACE("(%s,%d,size=%d,data=%p)\n",
debugstr_w(filename), handle, datasize, data );
if (!data)
{
SetLastError(ERROR_INVALID_DATA);
return FALSE;
}
if ((lzfd = LZOpenFileW( (LPWSTR)filename, &ofs, OF_READ )) != HFILE_ERROR)
{
if ((magic = find_version_resource( lzfd, &len, &offset )) > 1)
{
LZSeek( lzfd, offset, 0 /* SEEK_SET */ );
len = LZRead( lzfd, data, min( len, datasize ) );
}
LZClose( lzfd );
}
if ((magic == 1) && (hModule = LoadLibraryExW( filename, 0, LOAD_LIBRARY_AS_DATAFILE )))
{
HRSRC hRsrc = FindResourceW( hModule, MAKEINTRESOURCEW(VS_VERSION_INFO),
(LPWSTR)VS_FILE_INFO );
if (hRsrc)
{
HGLOBAL hMem = LoadResource( hModule, hRsrc );
magic = IMAGE_NT_SIGNATURE;
len = min( SizeofResource(hModule, hRsrc), datasize );
memcpy( data, LockResource( hMem ), len );
FreeResource( hMem );
}
FreeLibrary( hModule );
}
switch (magic)
{
case IMAGE_OS2_SIGNATURE:
/* We have a 16bit resource. */
if (TRACE_ON(ver))
print_vffi_debug( (VS_FIXEDFILEINFO *)VersionInfo16_Value( (VS_VERSION_INFO_STRUCT16 *)data ));
SetLastError(0);
return TRUE;
case IMAGE_NT_SIGNATURE:
/* We have a 32bit resource.
*
* XP/W2K/W2K3 uses a buffer which is 2 times the actual needed space + 4 bytes "FE2X"
* This extra buffer is used for Unicode to ANSI conversions in A-Calls
*/
len = vvis->wLength + sizeof(signature);
if (datasize >= len) memcpy( (char*)data + vvis->wLength, signature, sizeof(signature) );
if (TRACE_ON(ver))
print_vffi_debug( (VS_FIXEDFILEINFO *)VersionInfo32_Value( vvis ));
SetLastError(0);
return TRUE;
default:
SetLastError( lzfd == HFILE_ERROR ? ofs.nErrCode : ERROR_RESOURCE_DATA_NOT_FOUND );
return FALSE;
}
}
/***********************************************************************
* GetFileVersionInfoExA [VERSION.@]
*/
BOOL WINAPI GetFileVersionInfoExA( DWORD flags, LPCSTR filename, DWORD handle, DWORD datasize, LPVOID data )
{
UNICODE_STRING filenameW;
BOOL retval;
TRACE("(%s,%d,size=%d,data=%p)\n",
debugstr_a(filename), handle, datasize, data );
if(filename)
RtlCreateUnicodeStringFromAsciiz(&filenameW, filename);
else
filenameW.Buffer = NULL;
retval = GetFileVersionInfoExW(flags, filenameW.Buffer, handle, datasize, data);
RtlFreeUnicodeString(&filenameW);
return retval;
}
/***********************************************************************
* GetFileVersionInfoW [VERSION.@]
*/
BOOL WINAPI GetFileVersionInfoW( LPCWSTR filename, DWORD handle, DWORD datasize, LPVOID data )
{
return GetFileVersionInfoExW(0, filename, handle, datasize, data);
}
/***********************************************************************
* GetFileVersionInfoA [VERSION.@]
*/
BOOL WINAPI GetFileVersionInfoA( LPCSTR filename, DWORD handle, DWORD datasize, LPVOID data )
{
return GetFileVersionInfoExA(0, filename, handle, datasize, data);
}
/***********************************************************************
* VersionInfo16_FindChild [internal]
*/
static const VS_VERSION_INFO_STRUCT16 *VersionInfo16_FindChild( const VS_VERSION_INFO_STRUCT16 *info,
LPCSTR szKey, UINT cbKey )
{
const VS_VERSION_INFO_STRUCT16 *child = VersionInfo16_Children( info );
while ((char *)child < (char *)info + info->wLength )
{
if (!strncasecmp( child->szKey, szKey, cbKey ) && !child->szKey[cbKey])
return child;
if (!(child->wLength)) return NULL;
child = VersionInfo16_Next( child );
}
return NULL;
}
/***********************************************************************
* VersionInfo32_FindChild [internal]
*/
static const VS_VERSION_INFO_STRUCT32 *VersionInfo32_FindChild( const VS_VERSION_INFO_STRUCT32 *info,
LPCWSTR szKey, UINT cbKey )
{
const VS_VERSION_INFO_STRUCT32 *child = VersionInfo32_Children( info );
while ((char *)child < (char *)info + info->wLength )
{
if (!strncmpiW( child->szKey, szKey, cbKey ) && !child->szKey[cbKey])
return child;
if (!(child->wLength)) return NULL;
child = VersionInfo32_Next( child );
}
return NULL;
}
/***********************************************************************
* VersionInfo16_QueryValue [internal]
*
* Gets a value from a 16-bit NE resource
*/
static BOOL VersionInfo16_QueryValue( const VS_VERSION_INFO_STRUCT16 *info, LPCSTR lpSubBlock,
LPVOID *lplpBuffer, UINT *puLen )
{
while ( *lpSubBlock )
{
/* Find next path component */
LPCSTR lpNextSlash;
for ( lpNextSlash = lpSubBlock; *lpNextSlash; lpNextSlash++ )
if ( *lpNextSlash == '\\' )
break;
/* Skip empty components */
if ( lpNextSlash == lpSubBlock )
{
lpSubBlock++;
continue;
}
/* We have a non-empty component: search info for key */
info = VersionInfo16_FindChild( info, lpSubBlock, lpNextSlash-lpSubBlock );
if ( !info )
{
if (puLen) *puLen = 0 ;
SetLastError( ERROR_RESOURCE_TYPE_NOT_FOUND );
return FALSE;
}
/* Skip path component */
lpSubBlock = lpNextSlash;
}
/* Return value */
*lplpBuffer = VersionInfo16_Value( info );
if (puLen)
*puLen = info->wValueLength;
return TRUE;
}
/***********************************************************************
* VersionInfo32_QueryValue [internal]
*
* Gets a value from a 32-bit PE resource
*/
static BOOL VersionInfo32_QueryValue( const VS_VERSION_INFO_STRUCT32 *info, LPCWSTR lpSubBlock,
LPVOID *lplpBuffer, UINT *puLen, BOOL *pbText )
{
TRACE("lpSubBlock : (%s)\n", debugstr_w(lpSubBlock));
while ( *lpSubBlock )
{
/* Find next path component */
LPCWSTR lpNextSlash;
for ( lpNextSlash = lpSubBlock; *lpNextSlash; lpNextSlash++ )
if ( *lpNextSlash == '\\' )
break;
/* Skip empty components */
if ( lpNextSlash == lpSubBlock )
{
lpSubBlock++;
continue;
}
/* We have a non-empty component: search info for key */
info = VersionInfo32_FindChild( info, lpSubBlock, lpNextSlash-lpSubBlock );
if ( !info )
{
if (puLen) *puLen = 0 ;
SetLastError( ERROR_RESOURCE_TYPE_NOT_FOUND );
return FALSE;
}
/* Skip path component */
lpSubBlock = lpNextSlash;
}
/* Return value */
*lplpBuffer = VersionInfo32_Value( info );
if (puLen)
*puLen = info->wValueLength;
if (pbText)
*pbText = info->wType;
return TRUE;
}
/***********************************************************************
* VerQueryValueA [VERSION.@]
*/
BOOL WINAPI VerQueryValueA( LPCVOID pBlock, LPCSTR lpSubBlock,
LPVOID *lplpBuffer, PUINT puLen )
{
static const char rootA[] = "\\";
const VS_VERSION_INFO_STRUCT16 *info = pBlock;
TRACE("(%p,%s,%p,%p)\n",
pBlock, debugstr_a(lpSubBlock), lplpBuffer, puLen );
if (!pBlock)
return FALSE;
if (lpSubBlock == NULL || lpSubBlock[0] == '\0')
lpSubBlock = rootA;
if ( !VersionInfoIs16( info ) )
{
BOOL ret, isText;
INT len;
LPWSTR lpSubBlockW;
len = MultiByteToWideChar(CP_ACP, 0, lpSubBlock, -1, NULL, 0);
lpSubBlockW = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
if (!lpSubBlockW)
return FALSE;
MultiByteToWideChar(CP_ACP, 0, lpSubBlock, -1, lpSubBlockW, len);
ret = VersionInfo32_QueryValue(pBlock, lpSubBlockW, lplpBuffer, puLen, &isText);
HeapFree(GetProcessHeap(), 0, lpSubBlockW);
if (ret && isText)
{
/* Set lpBuffer so it points to the 'empty' area where we store
* the converted strings
*/
LPSTR lpBufferA = (LPSTR)pBlock + info->wLength + 4;
DWORD pos = (LPCSTR)*lplpBuffer - (LPCSTR)pBlock;
len = WideCharToMultiByte(CP_ACP, 0, *lplpBuffer, -1,
lpBufferA + pos, info->wLength - pos, NULL, NULL);
*lplpBuffer = lpBufferA + pos;
if (puLen) *puLen = len;
}
return ret;
}
return VersionInfo16_QueryValue(info, lpSubBlock, lplpBuffer, puLen);
}
/***********************************************************************
* VerQueryValueW [VERSION.@]
*/
BOOL WINAPI VerQueryValueW( LPCVOID pBlock, LPCWSTR lpSubBlock,
LPVOID *lplpBuffer, PUINT puLen )
{
static const WCHAR nullW[] = { 0 };
static const WCHAR rootW[] = { '\\', 0 };
static const WCHAR varfileinfoW[] = { '\\','V','a','r','F','i','l','e','I','n','f','o',
'\\','T','r','a','n','s','l','a','t','i','o','n', 0 };
const VS_VERSION_INFO_STRUCT32 *info = pBlock;
TRACE("(%p,%s,%p,%p)\n",
pBlock, debugstr_w(lpSubBlock), lplpBuffer, puLen );
if (!pBlock)
return FALSE;
if (lpSubBlock == NULL || lpSubBlock[0] == nullW[0])
lpSubBlock = rootW;
if ( VersionInfoIs16( info ) )
{
BOOL ret;
int len;
LPSTR lpSubBlockA;
len = WideCharToMultiByte(CP_ACP, 0, lpSubBlock, -1, NULL, 0, NULL, NULL);
lpSubBlockA = HeapAlloc(GetProcessHeap(), 0, len * sizeof(char));
if (!lpSubBlockA)
return FALSE;
WideCharToMultiByte(CP_ACP, 0, lpSubBlock, -1, lpSubBlockA, len, NULL, NULL);
ret = VersionInfo16_QueryValue(pBlock, lpSubBlockA, lplpBuffer, puLen);
HeapFree(GetProcessHeap(), 0, lpSubBlockA);
if (ret && strcmpiW( lpSubBlock, rootW ) && strcmpiW( lpSubBlock, varfileinfoW ))
{
/* Set lpBuffer so it points to the 'empty' area where we store
* the converted strings
*/
LPWSTR lpBufferW = (LPWSTR)((LPSTR)pBlock + info->wLength);
DWORD pos = (LPCSTR)*lplpBuffer - (LPCSTR)pBlock;
DWORD max = (info->wLength - sizeof(VS_FIXEDFILEINFO)) * 4 - info->wLength;
len = MultiByteToWideChar(CP_ACP, 0, *lplpBuffer, -1,
lpBufferW + pos, max/sizeof(WCHAR) - pos );
*lplpBuffer = lpBufferW + pos;
if (puLen) *puLen = len;
}
return ret;
}
return VersionInfo32_QueryValue(info, lpSubBlock, lplpBuffer, puLen, NULL);
}
/******************************************************************************
* testFileExistenceA
*
* Tests whether a given path/file combination exists. If the file does
* not exist, the return value is zero. If it does exist, the return
* value is non-zero.
*
* Revision history
* 30-May-1997 Dave Cuthbert (dacut@ece.cmu.edu)
* Original implementation
*
*/
static int testFileExistenceA( char const * path, char const * file, BOOL excl )
{
char filename[1024];
int filenamelen;
OFSTRUCT fileinfo;
fileinfo.cBytes = sizeof(OFSTRUCT);
strcpy(filename, path);
filenamelen = strlen(filename);
/* Add a trailing \ if necessary */
if(filenamelen) {
if(filename[filenamelen - 1] != '\\')
strcat(filename, "\\");
}
else /* specify the current directory */
strcpy(filename, ".\\");
/* Create the full pathname */
strcat(filename, file);
return (OpenFile(filename, &fileinfo,
OF_EXIST | (excl ? OF_SHARE_EXCLUSIVE : 0)) != HFILE_ERROR);
}
/******************************************************************************
* testFileExistenceW
*/
static int testFileExistenceW( const WCHAR *path, const WCHAR *file, BOOL excl )
{
char *filename;
DWORD pathlen, filelen;
int ret;
OFSTRUCT fileinfo;
fileinfo.cBytes = sizeof(OFSTRUCT);
pathlen = WideCharToMultiByte( CP_ACP, 0, path, -1, NULL, 0, NULL, NULL );
filelen = WideCharToMultiByte( CP_ACP, 0, file, -1, NULL, 0, NULL, NULL );
filename = HeapAlloc( GetProcessHeap(), 0, pathlen+filelen+2 );
WideCharToMultiByte( CP_ACP, 0, path, -1, filename, pathlen, NULL, NULL );
/* Add a trailing \ if necessary */
if (pathlen > 1)
{
if (filename[pathlen-2] != '\\') strcpy( &filename[pathlen-1], "\\" );
}
else /* specify the current directory */
strcpy(filename, ".\\");
WideCharToMultiByte( CP_ACP, 0, file, -1, filename+strlen(filename), filelen, NULL, NULL );
ret = (OpenFile(filename, &fileinfo,
OF_EXIST | (excl ? OF_SHARE_EXCLUSIVE : 0)) != HFILE_ERROR);
HeapFree( GetProcessHeap(), 0, filename );
return ret;
}
/*****************************************************************************
* VerFindFileA [VERSION.@]
*
* Determines where to install a file based on whether it locates another
* version of the file in the system. The values VerFindFile returns are
* used in a subsequent call to the VerInstallFile function.
*
* Revision history:
* 30-May-1997 Dave Cuthbert (dacut@ece.cmu.edu)
* Reimplementation of VerFindFile from original stub.
*/
DWORD WINAPI VerFindFileA(
DWORD flags,
LPCSTR lpszFilename,
LPCSTR lpszWinDir,
LPCSTR lpszAppDir,
LPSTR lpszCurDir,
PUINT lpuCurDirLen,
LPSTR lpszDestDir,
PUINT lpuDestDirLen )
{
DWORD retval = 0;
const char *curDir;
const char *destDir;
unsigned int curDirSizeReq;
unsigned int destDirSizeReq;
char winDir[MAX_PATH], systemDir[MAX_PATH];
/* Print out debugging information */
TRACE("flags = %x filename=%s windir=%s appdir=%s curdirlen=%p(%u) destdirlen=%p(%u)\n",
flags, debugstr_a(lpszFilename), debugstr_a(lpszWinDir), debugstr_a(lpszAppDir),
lpuCurDirLen, lpuCurDirLen ? *lpuCurDirLen : 0,
lpuDestDirLen, lpuDestDirLen ? *lpuDestDirLen : 0 );
/* Figure out where the file should go; shared files default to the
system directory */
GetSystemDirectoryA(systemDir, sizeof(systemDir));
curDir = "";
if(flags & VFFF_ISSHAREDFILE)
{
destDir = systemDir;
/* Were we given a filename? If so, try to find the file. */
if(lpszFilename)
{
if(testFileExistenceA(destDir, lpszFilename, FALSE)) curDir = destDir;
else if(lpszAppDir && testFileExistenceA(lpszAppDir, lpszFilename, FALSE))
{
curDir = lpszAppDir;
retval |= VFF_CURNEDEST;
}
}
}
else /* not a shared file */
{
destDir = lpszAppDir ? lpszAppDir : "";
if(lpszFilename)
{
GetWindowsDirectoryA( winDir, MAX_PATH );
if(testFileExistenceA(destDir, lpszFilename, FALSE)) curDir = destDir;
else if(testFileExistenceA(winDir, lpszFilename, FALSE))
{
curDir = winDir;
retval |= VFF_CURNEDEST;
}
else if(testFileExistenceA(systemDir, lpszFilename, FALSE))
{
curDir = systemDir;
retval |= VFF_CURNEDEST;
}
}
}
/* Check to see if the file exists and is in use by another application */
if (lpszFilename && testFileExistenceA(curDir, lpszFilename, FALSE)) {
if (lpszFilename && !testFileExistenceA(curDir, lpszFilename, TRUE))
retval |= VFF_FILEINUSE;
}
curDirSizeReq = strlen(curDir) + 1;
destDirSizeReq = strlen(destDir) + 1;
/* Make sure that the pointers to the size of the buffers are
valid; if not, do NOTHING with that buffer. If that pointer
is valid, then make sure that the buffer pointer is valid, too! */
if(lpuDestDirLen && lpszDestDir)
{
if (*lpuDestDirLen < destDirSizeReq) retval |= VFF_BUFFTOOSMALL;
lstrcpynA(lpszDestDir, destDir, *lpuDestDirLen);
*lpuDestDirLen = destDirSizeReq;
}
if(lpuCurDirLen && lpszCurDir)
{
if(*lpuCurDirLen < curDirSizeReq) retval |= VFF_BUFFTOOSMALL;
lstrcpynA(lpszCurDir, curDir, *lpuCurDirLen);
*lpuCurDirLen = curDirSizeReq;
}
TRACE("ret = %u (%s%s%s) curdir=%s destdir=%s\n", retval,
(retval & VFF_CURNEDEST) ? "VFF_CURNEDEST " : "",
(retval & VFF_FILEINUSE) ? "VFF_FILEINUSE " : "",
(retval & VFF_BUFFTOOSMALL) ? "VFF_BUFFTOOSMALL " : "",
debugstr_a(lpszCurDir), debugstr_a(lpszDestDir));
return retval;
}
/*****************************************************************************
* VerFindFileW [VERSION.@]
*/
DWORD WINAPI VerFindFileW( DWORD flags,LPCWSTR lpszFilename,LPCWSTR lpszWinDir,
LPCWSTR lpszAppDir, LPWSTR lpszCurDir,PUINT lpuCurDirLen,
LPWSTR lpszDestDir,PUINT lpuDestDirLen )
{
static const WCHAR emptyW;
DWORD retval = 0;
const WCHAR *curDir;
const WCHAR *destDir;
unsigned int curDirSizeReq;
unsigned int destDirSizeReq;
WCHAR winDir[MAX_PATH], systemDir[MAX_PATH];
/* Print out debugging information */
TRACE("flags = %x filename=%s windir=%s appdir=%s curdirlen=%p(%u) destdirlen=%p(%u)\n",
flags, debugstr_w(lpszFilename), debugstr_w(lpszWinDir), debugstr_w(lpszAppDir),
lpuCurDirLen, lpuCurDirLen ? *lpuCurDirLen : 0,
lpuDestDirLen, lpuDestDirLen ? *lpuDestDirLen : 0 );
/* Figure out where the file should go; shared files default to the
system directory */
GetSystemDirectoryW(systemDir, sizeof(systemDir)/sizeof(WCHAR));
curDir = &emptyW;
if(flags & VFFF_ISSHAREDFILE)
{
destDir = systemDir;
/* Were we given a filename? If so, try to find the file. */
if(lpszFilename)
{
if(testFileExistenceW(destDir, lpszFilename, FALSE)) curDir = destDir;
else if(lpszAppDir && testFileExistenceW(lpszAppDir, lpszFilename, FALSE))
{
curDir = lpszAppDir;
retval |= VFF_CURNEDEST;
}
}
}
else /* not a shared file */
{
destDir = lpszAppDir ? lpszAppDir : &emptyW;
if(lpszFilename)
{
GetWindowsDirectoryW( winDir, MAX_PATH );
if(testFileExistenceW(destDir, lpszFilename, FALSE)) curDir = destDir;
else if(testFileExistenceW(winDir, lpszFilename, FALSE))
{
curDir = winDir;
retval |= VFF_CURNEDEST;
}
else if(testFileExistenceW(systemDir, lpszFilename, FALSE))
{
curDir = systemDir;
retval |= VFF_CURNEDEST;
}
}
}
if (lpszFilename && !testFileExistenceW(curDir, lpszFilename, TRUE))
retval |= VFF_FILEINUSE;
curDirSizeReq = strlenW(curDir) + 1;
destDirSizeReq = strlenW(destDir) + 1;
/* Make sure that the pointers to the size of the buffers are
valid; if not, do NOTHING with that buffer. If that pointer
is valid, then make sure that the buffer pointer is valid, too! */
if(lpuDestDirLen && lpszDestDir)
{
if (*lpuDestDirLen < destDirSizeReq) retval |= VFF_BUFFTOOSMALL;
lstrcpynW(lpszDestDir, destDir, *lpuDestDirLen);
*lpuDestDirLen = destDirSizeReq;
}
if(lpuCurDirLen && lpszCurDir)
{
if(*lpuCurDirLen < curDirSizeReq) retval |= VFF_BUFFTOOSMALL;
lstrcpynW(lpszCurDir, curDir, *lpuCurDirLen);
*lpuCurDirLen = curDirSizeReq;
}
TRACE("ret = %u (%s%s%s) curdir=%s destdir=%s\n", retval,
(retval & VFF_CURNEDEST) ? "VFF_CURNEDEST " : "",
(retval & VFF_FILEINUSE) ? "VFF_FILEINUSE " : "",
(retval & VFF_BUFFTOOSMALL) ? "VFF_BUFFTOOSMALL " : "",
debugstr_w(lpszCurDir), debugstr_w(lpszDestDir));
return retval;
}
static LPBYTE
_fetch_versioninfo(LPSTR fn,VS_FIXEDFILEINFO **vffi) {
DWORD alloclen;
LPBYTE buf;
DWORD ret;
alloclen = 1000;
buf=HeapAlloc(GetProcessHeap(), 0, alloclen);
if(buf == NULL) {
WARN("Memory exhausted while fetching version info!\n");
return NULL;
}
while (1) {
ret = GetFileVersionInfoA(fn,0,alloclen,buf);
if (!ret) {
HeapFree(GetProcessHeap(), 0, buf);
return NULL;
}
if (alloclen<*(WORD*)buf) {
alloclen = *(WORD*)buf;
HeapFree(GetProcessHeap(), 0, buf);
buf = HeapAlloc(GetProcessHeap(), 0, alloclen);
if(buf == NULL) {
WARN("Memory exhausted while fetching version info!\n");
return NULL;
}
} else {
*vffi = (VS_FIXEDFILEINFO*)(buf+0x14);
if ((*vffi)->dwSignature == 0x004f0049) /* hack to detect unicode */
*vffi = (VS_FIXEDFILEINFO*)(buf+0x28);
if ((*vffi)->dwSignature != VS_FFI_SIGNATURE)
WARN("Bad VS_FIXEDFILEINFO signature 0x%08x\n",(*vffi)->dwSignature);
return buf;
}
}
}
static DWORD
_error2vif(DWORD error) {
switch (error) {
case ERROR_ACCESS_DENIED:
return VIF_ACCESSVIOLATION;
case ERROR_SHARING_VIOLATION:
return VIF_SHARINGVIOLATION;
default:
return 0;
}
}
/******************************************************************************
* VerInstallFileA [VERSION.@]
*/
DWORD WINAPI VerInstallFileA(
DWORD flags,LPCSTR srcfilename,LPCSTR destfilename,LPCSTR srcdir,
LPCSTR destdir,LPCSTR curdir,LPSTR tmpfile,PUINT tmpfilelen )
{
LPCSTR pdest;
char destfn[260],tmpfn[260],srcfn[260];
HFILE hfsrc,hfdst;
DWORD attr,xret,tmplast;
LONG ret;
LPBYTE buf1,buf2;
OFSTRUCT ofs;
TRACE("(%x,%s,%s,%s,%s,%s,%p,%d)\n",
flags,debugstr_a(srcfilename),debugstr_a(destfilename),
debugstr_a(srcdir),debugstr_a(destdir),debugstr_a(curdir),
tmpfile,*tmpfilelen);
xret = 0;
if (!srcdir || !srcfilename) return VIF_CANNOTREADSRC;
sprintf(srcfn,"%s\\%s",srcdir,srcfilename);
if (!destdir || !*destdir) pdest = srcdir;
else pdest = destdir;
sprintf(destfn,"%s\\%s",pdest,destfilename);
hfsrc=LZOpenFileA(srcfn,&ofs,OF_READ);
if (hfsrc < 0)
return VIF_CANNOTREADSRC;
sprintf(tmpfn,"%s\\%s",pdest,destfilename);
tmplast=strlen(pdest)+1;
attr = GetFileAttributesA(tmpfn);
if (attr != INVALID_FILE_ATTRIBUTES) {
if (attr & FILE_ATTRIBUTE_READONLY) {
LZClose(hfsrc);
return VIF_WRITEPROT;
}
/* FIXME: check if file currently in use and return VIF_FILEINUSE */
}
attr = INVALID_FILE_ATTRIBUTES;
if (flags & VIFF_FORCEINSTALL) {
if (tmpfile[0]) {
sprintf(tmpfn,"%s\\%s",pdest,tmpfile);
tmplast = strlen(pdest)+1;
attr = GetFileAttributesA(tmpfn);
/* if it exists, it has been copied by the call before.
* we jump over the copy part...
*/
}
}
if (attr == INVALID_FILE_ATTRIBUTES) {
char *s;
GetTempFileNameA(pdest,"ver",0,tmpfn); /* should not fail ... */
s=strrchr(tmpfn,'\\');
if (s)
tmplast = s-tmpfn;
else
tmplast = 0;
hfdst = OpenFile(tmpfn,&ofs,OF_CREATE);
if (hfdst == HFILE_ERROR) {
LZClose(hfsrc);
return VIF_CANNOTCREATE; /* | translated dos error */
}
ret = LZCopy(hfsrc,hfdst);
_lclose(hfdst);
if (ret < 0) {
/* translate LZ errors into VIF_xxx */
switch (ret) {
case LZERROR_BADINHANDLE:
case LZERROR_READ:
case LZERROR_BADVALUE:
case LZERROR_UNKNOWNALG:
xret = VIF_CANNOTREADSRC;
break;
case LZERROR_BADOUTHANDLE:
case LZERROR_WRITE:
xret = VIF_OUTOFSPACE;
break;
case LZERROR_GLOBALLOC:
case LZERROR_GLOBLOCK:
xret = VIF_OUTOFMEMORY;
break;
default: /* unknown error, should not happen */
FIXME("Unknown LZCopy error %d, ignoring.\n", ret);
xret = 0;
break;
}
if (xret) {
LZClose(hfsrc);
return xret;
}
}
}
if (!(flags & VIFF_FORCEINSTALL)) {
VS_FIXEDFILEINFO *destvffi,*tmpvffi;
buf1 = _fetch_versioninfo(destfn,&destvffi);
if (buf1) {
buf2 = _fetch_versioninfo(tmpfn,&tmpvffi);
if (buf2) {
char *tbuf1,*tbuf2;
static const CHAR trans_array[] = "\\VarFileInfo\\Translation";
UINT len1,len2;
len1=len2=40;
/* compare file versions */
if ((destvffi->dwFileVersionMS > tmpvffi->dwFileVersionMS)||
((destvffi->dwFileVersionMS==tmpvffi->dwFileVersionMS)&&
(destvffi->dwFileVersionLS > tmpvffi->dwFileVersionLS)
)
)
xret |= VIF_MISMATCH|VIF_SRCOLD;
/* compare filetypes and filesubtypes */
if ((destvffi->dwFileType!=tmpvffi->dwFileType) ||
(destvffi->dwFileSubtype!=tmpvffi->dwFileSubtype)
)
xret |= VIF_MISMATCH|VIF_DIFFTYPE;
if (VerQueryValueA(buf1,trans_array,(LPVOID*)&tbuf1,&len1) &&
VerQueryValueA(buf2,trans_array,(LPVOID*)&tbuf2,&len2)
) {
/* Do something with tbuf1 and tbuf2
* generates DIFFLANG|MISMATCH
*/
}
HeapFree(GetProcessHeap(), 0, buf2);
} else
xret=VIF_MISMATCH|VIF_SRCOLD;
HeapFree(GetProcessHeap(), 0, buf1);
}
}
if (xret) {
if (*tmpfilelen<strlen(tmpfn+tmplast)) {
xret|=VIF_BUFFTOOSMALL;
DeleteFileA(tmpfn);
} else {
strcpy(tmpfile,tmpfn+tmplast);
*tmpfilelen = strlen(tmpfn+tmplast)+1;
xret|=VIF_TEMPFILE;
}
} else {
if (INVALID_FILE_ATTRIBUTES!=GetFileAttributesA(destfn))
if (!DeleteFileA(destfn)) {
xret|=_error2vif(GetLastError())|VIF_CANNOTDELETE;
DeleteFileA(tmpfn);
LZClose(hfsrc);
return xret;
}
if ((!(flags & VIFF_DONTDELETEOLD)) &&
curdir &&
*curdir &&
lstrcmpiA(curdir,pdest)
) {
char curfn[260];
sprintf(curfn,"%s\\%s",curdir,destfilename);
if (INVALID_FILE_ATTRIBUTES != GetFileAttributesA(curfn)) {
/* FIXME: check if in use ... if it is, VIF_CANNOTDELETECUR */
if (!DeleteFileA(curfn))
xret|=_error2vif(GetLastError())|VIF_CANNOTDELETECUR;
}
}
if (!MoveFileA(tmpfn,destfn)) {
xret|=_error2vif(GetLastError())|VIF_CANNOTRENAME;
DeleteFileA(tmpfn);
}
}
LZClose(hfsrc);
return xret;
}
/******************************************************************************
* VerInstallFileW [VERSION.@]
*/
DWORD WINAPI VerInstallFileW(
DWORD flags,LPCWSTR srcfilename,LPCWSTR destfilename,LPCWSTR srcdir,
LPCWSTR destdir,LPCWSTR curdir,LPWSTR tmpfile,PUINT tmpfilelen )
{
LPSTR wsrcf = NULL, wsrcd = NULL, wdestf = NULL, wdestd = NULL, wtmpf = NULL, wcurd = NULL;
DWORD ret = 0;
UINT len;
if (srcfilename)
{
len = WideCharToMultiByte( CP_ACP, 0, srcfilename, -1, NULL, 0, NULL, NULL );
if ((wsrcf = HeapAlloc( GetProcessHeap(), 0, len )))
WideCharToMultiByte( CP_ACP, 0, srcfilename, -1, wsrcf, len, NULL, NULL );
else
ret = VIF_OUTOFMEMORY;
}
if (srcdir && !ret)
{
len = WideCharToMultiByte( CP_ACP, 0, srcdir, -1, NULL, 0, NULL, NULL );
if ((wsrcd = HeapAlloc( GetProcessHeap(), 0, len )))
WideCharToMultiByte( CP_ACP, 0, srcdir, -1, wsrcd, len, NULL, NULL );
else
ret = VIF_OUTOFMEMORY;
}
if (destfilename && !ret)
{
len = WideCharToMultiByte( CP_ACP, 0, destfilename, -1, NULL, 0, NULL, NULL );
if ((wdestf = HeapAlloc( GetProcessHeap(), 0, len )))
WideCharToMultiByte( CP_ACP, 0, destfilename, -1, wdestf, len, NULL, NULL );
else
ret = VIF_OUTOFMEMORY;
}
if (destdir && !ret)
{
len = WideCharToMultiByte( CP_ACP, 0, destdir, -1, NULL, 0, NULL, NULL );
if ((wdestd = HeapAlloc( GetProcessHeap(), 0, len )))
WideCharToMultiByte( CP_ACP, 0, destdir, -1, wdestd, len, NULL, NULL );
else
ret = VIF_OUTOFMEMORY;
}
if (curdir && !ret)
{
len = WideCharToMultiByte( CP_ACP, 0, curdir, -1, NULL, 0, NULL, NULL );
if ((wcurd = HeapAlloc( GetProcessHeap(), 0, len )))
WideCharToMultiByte( CP_ACP, 0, curdir, -1, wcurd, len, NULL, NULL );
else
ret = VIF_OUTOFMEMORY;
}
if (!ret)
{
len = *tmpfilelen * sizeof(WCHAR);
wtmpf = HeapAlloc( GetProcessHeap(), 0, len );
if (!wtmpf)
ret = VIF_OUTOFMEMORY;
}
if (!ret)
ret = VerInstallFileA(flags,wsrcf,wdestf,wsrcd,wdestd,wcurd,wtmpf,&len);
if (!ret)
*tmpfilelen = MultiByteToWideChar( CP_ACP, 0, wtmpf, -1, tmpfile, *tmpfilelen );
else if (ret & VIF_BUFFTOOSMALL)
*tmpfilelen = len; /* FIXME: not correct */
HeapFree( GetProcessHeap(), 0, wsrcf );
HeapFree( GetProcessHeap(), 0, wsrcd );
HeapFree( GetProcessHeap(), 0, wdestf );
HeapFree( GetProcessHeap(), 0, wdestd );
HeapFree( GetProcessHeap(), 0, wtmpf );
HeapFree( GetProcessHeap(), 0, wcurd );
return ret;
}
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