reactos/wine
1
0
Fork 0
mirror of https://github.com/reactos/wine.git synced 2024-11-26 05:00:30 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity
c508772a31
wine/misc/ver.c
Juergen Schmied c81a9ed826 Getting strings with VerQueryValue32W was broken. Complete 
reconstruction of the function.
1998-12-24 14:27:23 +00:00

1471 lines
40 KiB
C
Raw Blame History

/*
* Implementation of VER.DLL
*
* Copyright 1996,1997 Marcus Meissner
* Copyright 1997 David Cuthbert
*/
#include <stdlib.h>
#include <string.h>
#include <ctype.h>
#include <unistd.h>
#include "windows.h"
#include "win.h"
#include "winerror.h"
#include "heap.h"
#include "ver.h"
#include "lzexpand.h"
#include "module.h"
#include "neexe.h"
#include "debug.h"
#include "xmalloc.h"
#include "winreg.h"
#define LZREAD(what) \
if (sizeof(*what)!=LZRead32(lzfd,what,sizeof(*what))) return 0;
#define LZTELL(lzfd) LZSeek32(lzfd, 0, SEEK_CUR);
/******************************************************************************
*
* void ver_dstring(
* char const * prologue,
* char const * teststring,
* char const * epilogue )
*
* This function will print via dprintf[_]ver to stddeb the prologue string,
* followed by the address of teststring and the string it contains if
* teststring is non-null or "(null)" otherwise, and then the epilogue
* string followed by a new line.
*
* Revision history
* 30-May-1997 Dave Cuthbert (dacut@ece.cmu.edu)
* Original implementation as dprintf[_]ver_string
* 05-Jul-1997 Dave Cuthbert (dacut@ece.cmu.edu)
* Fixed problem that caused bug with tools/make_debug -- renaming
* this function should fix the problem.
* 15-Feb-1998 Dimitrie Paun (dimi@cs.toronto.edu)
* Modified it to make it print the message using only one
* dprintf[_]ver call.
*
*****************************************************************************/
static void ver_dstring(
char const * prologue,
char const * teststring,
char const * epilogue )
{
TRACE(ver, "%s %p (\"%s\") %s\n", prologue,
(void const *) teststring,
teststring ? teststring : "(null)",
epilogue);
}
/******************************************************************************
*
* This function will print via dprintf[_]ver to stddeb 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(VS_FIXEDFILEINFO *vffi)
{
dbg_decl_str(ver, 1024);
TRACE(ver," structversion=%u.%u, fileversion=%u.%u.%u.%u, productversion=%u.%u.%u.%u, flagmask=0x%lx, flags=%s%s%s%s%s%s\n",
HIWORD(vffi->dwStrucVersion),LOWORD(vffi->dwStrucVersion),
HIWORD(vffi->dwFileVersionMS),LOWORD(vffi->dwFileVersionMS),
HIWORD(vffi->dwFileVersionLS),LOWORD(vffi->dwFileVersionLS),
HIWORD(vffi->dwProductVersionMS),LOWORD(vffi->dwProductVersionMS),
HIWORD(vffi->dwProductVersionLS),LOWORD(vffi->dwProductVersionLS),
vffi->dwFileFlagsMask,
(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," : ""
);
dsprintf(ver," OS=0x%x.0x%x ",
HIWORD(vffi->dwFileOS),
LOWORD(vffi->dwFileOS)
);
switch (vffi->dwFileOS&0xFFFF0000) {
case VOS_DOS:dsprintf(ver,"DOS,");break;
case VOS_OS216:dsprintf(ver,"OS/2-16,");break;
case VOS_OS232:dsprintf(ver,"OS/2-32,");break;
case VOS_NT:dsprintf(ver,"NT,");break;
case VOS_UNKNOWN:
default:
dsprintf(ver,"UNKNOWN(0x%lx),",vffi->dwFileOS&0xFFFF0000);break;
}
switch (LOWORD(vffi->dwFileOS)) {
case VOS__BASE:dsprintf(ver,"BASE");break;
case VOS__WINDOWS16:dsprintf(ver,"WIN16");break;
case VOS__WINDOWS32:dsprintf(ver,"WIN32");break;
case VOS__PM16:dsprintf(ver,"PM16");break;
case VOS__PM32:dsprintf(ver,"PM32");break;
default:dsprintf(ver,"UNKNOWN(0x%x)",LOWORD(vffi->dwFileOS));break;
}
TRACE(ver, "(%s)\n", dbg_str(ver));
dbg_reset_str(ver);
switch (vffi->dwFileType) {
default:
case VFT_UNKNOWN:
dsprintf(ver,"filetype=Unknown(0x%lx)",vffi->dwFileType);
break;
case VFT_APP:dsprintf(ver,"filetype=APP,");break;
case VFT_DLL:dsprintf(ver,"filetype=DLL,");break;
case VFT_DRV:
dsprintf(ver,"filetype=DRV,");
switch(vffi->dwFileSubtype) {
default:
case VFT2_UNKNOWN:
dsprintf(ver,"UNKNOWN(0x%lx)",vffi->dwFileSubtype);
break;
case VFT2_DRV_PRINTER:
dsprintf(ver,"PRINTER");
break;
case VFT2_DRV_KEYBOARD:
dsprintf(ver,"KEYBOARD");
break;
case VFT2_DRV_LANGUAGE:
dsprintf(ver,"LANGUAGE");
break;
case VFT2_DRV_DISPLAY:
dsprintf(ver,"DISPLAY");
break;
case VFT2_DRV_MOUSE:
dsprintf(ver,"MOUSE");
break;
case VFT2_DRV_NETWORK:
dsprintf(ver,"NETWORK");
break;
case VFT2_DRV_SYSTEM:
dsprintf(ver,"SYSTEM");
break;
case VFT2_DRV_INSTALLABLE:
dsprintf(ver,"INSTALLABLE");
break;
case VFT2_DRV_SOUND:
dsprintf(ver,"SOUND");
break;
case VFT2_DRV_COMM:
dsprintf(ver,"COMM");
break;
case VFT2_DRV_INPUTMETHOD:
dsprintf(ver,"INPUTMETHOD");
break;
}
break;
case VFT_FONT:
dsprintf(ver,"filetype=FONT.");
switch (vffi->dwFileSubtype) {
default:
dsprintf(ver,"UNKNOWN(0x%lx)",vffi->dwFileSubtype);
break;
case VFT2_FONT_RASTER:dsprintf(ver,"RASTER");break;
case VFT2_FONT_VECTOR:dsprintf(ver,"VECTOR");break;
case VFT2_FONT_TRUETYPE:dsprintf(ver,"TRUETYPE");break;
}
break;
case VFT_VXD:dsprintf(ver,"filetype=VXD");break;
case VFT_STATIC_LIB:dsprintf(ver,"filetype=STATIC_LIB");break;
}
TRACE(ver, "%s\n", dbg_str(ver));
TRACE(ver, " filedata=0x%lx.0x%lx\n",
vffi->dwFileDateMS,vffi->dwFileDateLS);
}
/******************************************************************************
*
* int testFileExistence(
* char const * path,
* char const * file )
*
* 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 testFileExistence(
char const * path,
char const * file )
{
char filename[1024];
int filenamelen;
OFSTRUCT fileinfo;
int retval;
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);
if(OpenFile32(filename, &fileinfo, OF_EXIST) == HFILE_ERROR32)
retval = 0;
else
retval = 1;
return retval;
}
/******************************************************************************
*
* int testFileExclusiveExistence(
* char const * path,
* char const * file )
*
* Tests whether a given path/file combination exists and ensures that no
* other programs have handles to the given file. If the file does not
* exist or is open, 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 testFileExclusiveExistence(
char const * path,
char const * file )
{
char filename[1024];
int filenamelen;
OFSTRUCT fileinfo;
int retval;
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);
if(OpenFile32(filename, &fileinfo, OF_EXIST | OF_SHARE_EXCLUSIVE) ==
HFILE_ERROR32)
retval = 0;
else
retval = 1;
return retval;
}
static int read_xx_header(HFILE32 lzfd) {
IMAGE_DOS_HEADER mzh;
char magic[3];
LZSeek32(lzfd,0,SEEK_SET);
if (sizeof(mzh)!=LZRead32(lzfd,&mzh,sizeof(mzh)))
return 0;
if (mzh.e_magic!=IMAGE_DOS_SIGNATURE)
return 0;
LZSeek32(lzfd,mzh.e_lfanew,SEEK_SET);
if (2!=LZRead32(lzfd,magic,2))
return 0;
LZSeek32(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(ver,"Can't handle %s files.\n",magic);
return 0;
}
static int find_ne_resource(
HFILE32 lzfd,SEGPTR typeid,SEGPTR resid,
BYTE **resdata,int *reslen,DWORD *off
) {
IMAGE_OS2_HEADER nehd;
NE_TYPEINFO ti;
NE_NAMEINFO ni;
int i;
WORD shiftcount;
DWORD nehdoffset;
nehdoffset = LZTELL(lzfd);
LZREAD(&nehd);
if (nehd.resource_tab_offset==nehd.rname_tab_offset) {
TRACE(ver,"no resources in NE dll\n");
return 0;
}
LZSeek32(lzfd,nehd.resource_tab_offset+nehdoffset,SEEK_SET);
LZREAD(&shiftcount);
TRACE(ver,"shiftcount is %d\n",shiftcount);
TRACE(ver,"reading resource typeinfo dir.\n");
if (!HIWORD(typeid)) typeid = (SEGPTR)(LOWORD(typeid) | 0x8000);
if (!HIWORD(resid)) resid = (SEGPTR)(LOWORD(resid) | 0x8000);
while (1) {
int skipflag;
LZREAD(&ti);
if (!ti.type_id)
return 0;
TRACE(ver," ti.typeid =%04x,count=%d\n",ti.type_id,ti.count);
skipflag=0;
if (!HIWORD(typeid)) {
if ((ti.type_id&0x8000)&&(typeid!=ti.type_id))
skipflag=1;
} else {
if (ti.type_id & 0x8000) {
skipflag=1;
} else {
BYTE len;
char *str;
DWORD whereleft;
whereleft = LZTELL(lzfd);
LZSeek32(
lzfd,
nehdoffset+nehd.resource_tab_offset+ti.type_id,
SEEK_SET
);
LZREAD(&len);
str=xmalloc(len);
if (len!=LZRead32(lzfd,str,len))
return 0;
TRACE(ver,"read %s to compare it with %s\n",
str,(char*)PTR_SEG_TO_LIN(typeid)
);
if (lstrcmpi32A(str,(char*)PTR_SEG_TO_LIN(typeid)))
skipflag=1;
free(str);
LZSeek32(lzfd,whereleft,SEEK_SET);
}
}
if (skipflag) {
LZSeek32(lzfd,ti.count*sizeof(ni),SEEK_CUR);
continue;
}
for (i=0;i<ti.count;i++) {
WORD *rdata;
int len;
LZREAD(&ni);
TRACE(ver," ni.id=%4x,offset=%d,length=%d\n",
ni.id,ni.offset,ni.length
);
skipflag=1;
if (!HIWORD(resid)) {
if (ni.id == resid)
skipflag=0;
} else {
if (!(ni.id & 0x8000)) {
BYTE len;
char *str;
DWORD whereleft;
whereleft = LZTELL(lzfd);
LZSeek32(
lzfd,
nehdoffset+nehd.resource_tab_offset+ni.id,
SEEK_SET
);
LZREAD(&len);
str=xmalloc(len);
if (len!=LZRead32(lzfd,str,len))
return 0;
TRACE(ver,"read %s to compare it with %s\n",
str,(char*)PTR_SEG_TO_LIN(typeid)
);
if (!lstrcmpi32A(str,(char*)PTR_SEG_TO_LIN(typeid)))
skipflag=0;
free(str);
LZSeek32(lzfd,whereleft,SEEK_SET);
}
}
if (skipflag)
continue;
LZSeek32(lzfd,((int)ni.offset<<shiftcount),SEEK_SET);
*off = (int)ni.offset<<shiftcount;
len = ni.length<<shiftcount;
rdata=(WORD*)xmalloc(len);
if (len!=LZRead32(lzfd,rdata,len)) {
free(rdata);
return 0;
}
TRACE(ver,"resource found.\n");
*resdata= (BYTE*)rdata;
*reslen = len;
return 1;
}
}
}
/* Loads the specified PE resource.
* FIXME: shouldn't load the whole image
*/
static int
find_pe_resource(
HFILE32 lzfd,LPWSTR typeid,LPWSTR resid,
BYTE **resdata,int *reslen,DWORD *off
) {
IMAGE_NT_HEADERS pehd;
int i;
UINT32 nrofsections;
DWORD imagesize,pehdoffset;
BYTE *image;
IMAGE_DATA_DIRECTORY resdir;
PIMAGE_RESOURCE_DIRECTORY resourcedir,xresdir;
PIMAGE_RESOURCE_DATA_ENTRY xresdata;
PIMAGE_SECTION_HEADER sections;
pehdoffset = LZTELL(lzfd);
LZREAD(&pehd);
resdir = pehd.OptionalHeader.DataDirectory[IMAGE_FILE_RESOURCE_DIRECTORY];
TRACE(ver,"(.,type=%p, id=%p, len=%u, off=%lu)\n",typeid,resid,*reslen,*off);
if (!resdir.Size) {
WARN(ver,"No resource directory found in PE file.\n");
return 0;
}
imagesize = pehd.OptionalHeader.SizeOfImage;
image = HeapAlloc(GetProcessHeap(),0,imagesize);
nrofsections = pehd.FileHeader.NumberOfSections;
sections = (PIMAGE_SECTION_HEADER)HeapAlloc(GetProcessHeap(),0,pehd.FileHeader.NumberOfSections*sizeof(IMAGE_SECTION_HEADER));
LZSeek32(lzfd,
pehdoffset+
sizeof(DWORD)+ /* Signature */
sizeof(IMAGE_FILE_HEADER)+
pehd.FileHeader.SizeOfOptionalHeader,
SEEK_SET
);
if ( nrofsections*sizeof(IMAGE_SECTION_HEADER)!=
LZRead32(lzfd,sections,nrofsections*sizeof(IMAGE_SECTION_HEADER))
) {
HeapFree(GetProcessHeap(),0,image);
return 0;
}
for (i=0;i<nrofsections;i++) {
if (sections[i].Characteristics & IMAGE_SCN_CNT_UNINITIALIZED_DATA)
continue;
LZSeek32(lzfd,sections[i].PointerToRawData,SEEK_SET);
if ( sections[i].SizeOfRawData!=
LZRead32(lzfd,image+sections[i].VirtualAddress,sections[i].SizeOfRawData)
) {
HeapFree(GetProcessHeap(),0,image);
return 0;
}
}
resourcedir = (PIMAGE_RESOURCE_DIRECTORY)(image+resdir.VirtualAddress);
xresdir = GetResDirEntryW(resourcedir,typeid,(DWORD)resourcedir,FALSE);
if (!xresdir) {
TRACE(ver,"...no typeid entry found for %p\n",typeid);
HeapFree(GetProcessHeap(),0,image);
return 0;
}
xresdir = GetResDirEntryW(xresdir,resid,(DWORD)resourcedir,FALSE);
if (!xresdir) {
TRACE(ver,"...no resid entry found for %p\n",resid);
HeapFree(GetProcessHeap(),0,image);
return 0;
}
xresdir = GetResDirEntryW(xresdir,0,(DWORD)resourcedir,TRUE);
if (!xresdir) {
TRACE(ver,"...no 0 (default language) entry found for %p\n",resid);
HeapFree(GetProcessHeap(),0,image);
return 0;
}
xresdata = (PIMAGE_RESOURCE_DATA_ENTRY)xresdir;
*reslen = xresdata->Size;
*resdata= (LPBYTE)xmalloc(*reslen);
memcpy(*resdata,image+xresdata->OffsetToData,*reslen);
/* find physical address for virtual offset */
for (i=0;i<nrofsections;i++) {
if (sections[i].Characteristics & IMAGE_SCN_CNT_UNINITIALIZED_DATA)
continue;
if ( (xresdata->OffsetToData >= sections[i].VirtualAddress)&&
(xresdata->OffsetToData < sections[i].VirtualAddress+sections[i].SizeOfRawData)
) {
*off = (DWORD)(xresdata->OffsetToData)-(DWORD)(sections[i].VirtualAddress)+(DWORD)(sections[i].PointerToRawData);
break;
}
}
HeapFree(GetProcessHeap(),0,image);
HeapFree(GetProcessHeap(),0,sections);
TRACE(ver,"-- found at off=%lu\n",*off);
return 1;
}
/* GetFileResourceSize [VER.2] */
DWORD WINAPI GetFileResourceSize(LPCSTR filename,SEGPTR restype,SEGPTR resid,
LPDWORD off)
{
HFILE32 lzfd;
OFSTRUCT ofs;
BYTE *resdata = NULL;
int reslen=0;
int res=0;
TRACE(ver,"(%s,type=0x%lx,id=0x%lx,off=%p)\n",
filename,(LONG)restype,(LONG)resid,off
);
lzfd=LZOpenFile32A(filename,&ofs,OF_READ);
if (!lzfd)
return 0;
switch (read_xx_header(lzfd)) {
case 0:
res=0;
break;
case IMAGE_OS2_SIGNATURE:
res=find_ne_resource(lzfd,restype,resid,&resdata,&reslen,off);
break;
case IMAGE_NT_SIGNATURE:
res=find_pe_resource(lzfd,(LPWSTR)restype,(LPWSTR)resid,&resdata,&reslen,off);
break;
}
if (!res) {
LZClose32(lzfd);
return 0;
}
if (resdata)
free(resdata);
LZClose32(lzfd);
return reslen;
}
/* GetFileResource [VER.3] */
DWORD WINAPI GetFileResource(LPCSTR filename,SEGPTR restype,SEGPTR resid,
DWORD off,DWORD datalen,LPVOID data )
{
HFILE32 lzfd;
OFSTRUCT ofs;
BYTE *resdata=NULL;
int res=0;
int reslen=datalen;
TRACE(ver,"(%s,type=0x%lx,id=0x%lx,off=%ld,len=%ld,date=%p)\n",
filename,(LONG)restype,(LONG)resid,off,datalen,data
);
lzfd=LZOpenFile32A(filename,&ofs,OF_READ);
if (lzfd==0)
return 0;
if (!off) {
switch (read_xx_header(lzfd)) {
case 0: res=0;
break;
case IMAGE_OS2_SIGNATURE:
res= find_ne_resource(lzfd,restype,resid,&resdata,&reslen,&off);
break;
case IMAGE_NT_SIGNATURE:
res= find_pe_resource(lzfd,(LPWSTR)restype,(LPWSTR)resid,&resdata,&reslen,&off);
break;
}
LZClose32(lzfd);
if (!res)
return 0;
if (reslen>datalen) reslen = datalen;
memcpy(data,resdata,reslen);
free(resdata);
TRACE(ver,"--[1] len=%u\n", reslen);
return reslen;
}
LZSeek32(lzfd,off,SEEK_SET);
reslen = LZRead32(lzfd,data,datalen);
LZClose32(lzfd);
TRACE(ver,"--[2] len=%u\n", reslen);
return reslen;
}
/* GetFileVersionInfoSize [VER.6] */
DWORD WINAPI GetFileVersionInfoSize16(LPCSTR filename,LPDWORD handle)
{
DWORD len,ret,isuni=0;
BYTE buf[144];
VS_FIXEDFILEINFO *vffi;
TRACE(ver,"(%s,%p)\n",filename,handle);
len=GetFileResourceSize(filename,VS_FILE_INFO,VS_VERSION_INFO,handle);
if (!len)
return 0;
ret=GetFileResource(
filename,VS_FILE_INFO,VS_VERSION_INFO,*handle,sizeof(buf),buf
);
if (!ret)
return 0;
vffi=(VS_FIXEDFILEINFO*)(buf+0x14);
if (vffi->dwSignature != VS_FFI_SIGNATURE) {
/* unicode resource */
if (vffi->dwSignature == 0x004f0049) {
isuni = 1;
vffi = (VS_FIXEDFILEINFO*)(buf+0x28);
} else {
WARN(ver,"vffi->dwSignature is 0x%08lx, but not 0x%08lx!\n",
vffi->dwSignature,VS_FFI_SIGNATURE
);
return 0;
}
}
if (*(WORD*)buf < len)
len = *(WORD*)buf;
if(TRACE_ON(ver))
print_vffi_debug(vffi);
return len;
}
/* GetFileVersionInfoSize32A [VERSION.1] */
DWORD WINAPI GetFileVersionInfoSize32A(LPCSTR filename,LPDWORD handle)
{
TRACE(ver,"(%s,%p)\n",filename,handle);
return GetFileVersionInfoSize16(filename,handle);
}
/* GetFileVersionInfoSize32W [VERSION.2] */
DWORD WINAPI GetFileVersionInfoSize32W( LPCWSTR filename, LPDWORD handle )
{
LPSTR xfn = HEAP_strdupWtoA( GetProcessHeap(), 0, filename );
DWORD ret = GetFileVersionInfoSize16( xfn, handle );
HeapFree( GetProcessHeap(), 0, xfn );
return ret;
}
/* GetFileVersionInfo [VER.7] */
DWORD WINAPI GetFileVersionInfo16(LPCSTR filename,DWORD handle,DWORD datasize,
LPVOID data)
{
TRACE(ver,"(%s,%ld,size=%ld,data=%p)\n",
filename,handle,datasize,data
);
return GetFileResource(
filename,VS_FILE_INFO,VS_VERSION_INFO,handle,datasize,data
);
}
/* GetFileVersionInfoA [VERSION.0] */
DWORD WINAPI GetFileVersionInfo32A(LPCSTR filename,DWORD handle,
DWORD datasize,LPVOID data)
{
return GetFileVersionInfo16(filename,handle,datasize,data);
}
/* GetFileVersionInfoW [VERSION.3] */
DWORD WINAPI GetFileVersionInfo32W( LPCWSTR filename, DWORD handle,
DWORD datasize, LPVOID data)
{
LPSTR fn = HEAP_strdupWtoA( GetProcessHeap(), 0, filename );
DWORD ret = GetFileVersionInfo16( fn, handle, datasize, data );
HeapFree( GetProcessHeap(), 0, fn );
return ret;
}
/*****************************************************************************
*
* VerFindFile() [VER.8]
* 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 VerFindFile16(
UINT16 flags,
LPCSTR lpszFilename,
LPCSTR lpszWinDir,
LPCSTR lpszAppDir,
LPSTR lpszCurDir,
UINT16 *lpuCurDirLen,
LPSTR lpszDestDir,
UINT16 *lpuDestDirLen )
{
DWORD retval;
char curDir[256];
char destDir[256];
unsigned int curDirSizeReq;
unsigned int destDirSizeReq;
retval = 0;
/* Print out debugging information */
TRACE(ver, "called with parameters:\n"
"\tflags = %x", flags);
if(flags & VFFF_ISSHAREDFILE)
TRACE(ver, " (VFFF_ISSHAREDFILE)\n");
else
TRACE(ver, "\n");
ver_dstring("\tlpszFilename = ", lpszFilename, "");
ver_dstring("\tlpszWinDir = ", lpszWinDir, "");
ver_dstring("\tlpszAppDir = ", lpszAppDir, "");
TRACE(ver, "\tlpszCurDir = %p\n", lpszCurDir);
if(lpuCurDirLen)
TRACE(ver, "\tlpuCurDirLen = %p (%u)\n",
lpuCurDirLen, *lpuCurDirLen);
else
TRACE(ver, "\tlpuCurDirLen = (null)\n");
TRACE(ver, "\tlpszDestDir = %p\n", lpszDestDir);
if(lpuDestDirLen)
TRACE(ver, "\tlpuDestDirLen = %p (%u)\n",
lpuDestDirLen, *lpuDestDirLen);
/* Figure out where the file should go; shared files default to the
system directory */
strcpy(curDir, "");
strcpy(destDir, "");
if(flags & VFFF_ISSHAREDFILE) {
GetSystemDirectory32A(destDir, 256);
/* Were we given a filename? If so, try to find the file. */
if(lpszFilename) {
if(testFileExistence(destDir, lpszFilename)) {
strcpy(curDir, destDir);
if(!testFileExclusiveExistence(destDir, lpszFilename))
retval |= VFF_FILEINUSE;
}
else if(lpszAppDir && testFileExistence(lpszAppDir,
lpszFilename)) {
strcpy(curDir, lpszAppDir);
retval |= VFF_CURNEDEST;
if(!testFileExclusiveExistence(lpszAppDir, lpszFilename))
retval |= VFF_FILEINUSE;
}
}
}
else if(!(flags & VFFF_ISSHAREDFILE)) { /* not a shared file */
if(lpszAppDir) {
char systemDir[256];
GetSystemDirectory32A(systemDir, 256);
strcpy(destDir, lpszAppDir);
if(lpszFilename) {
if(testFileExistence(lpszAppDir, lpszFilename)) {
strcpy(curDir, lpszAppDir);
if(!testFileExclusiveExistence(lpszAppDir, lpszFilename))
retval |= VFF_FILEINUSE;
}
else if(testFileExistence(systemDir, lpszFilename)) {
strcpy(curDir, systemDir);
retval |= VFF_CURNEDEST;
if(!testFileExclusiveExistence(systemDir, lpszFilename))
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;
strncpy(lpszDestDir, destDir, *lpuDestDirLen - 1);
lpszDestDir[*lpuDestDirLen - 1] = '\0';
}
else
strcpy(lpszDestDir, destDir);
*lpuDestDirLen = destDirSizeReq;
}
if(lpuCurDirLen && lpszCurDir) {
if(*lpuCurDirLen < curDirSizeReq) {
retval |= VFF_BUFFTOOSMALL;
strncpy(lpszCurDir, curDir, *lpuCurDirLen - 1);
lpszCurDir[*lpuCurDirLen - 1] = '\0';
}
else
strcpy(lpszCurDir, curDir);
*lpuCurDirLen = curDirSizeReq;
}
TRACE(ver, "ret = %lu (%s%s%s)\n", retval,
(retval & VFF_CURNEDEST) ? "VFF_CURNEDEST " : "",
(retval & VFF_FILEINUSE) ? "VFF_FILEINUSE " : "",
(retval & VFF_BUFFTOOSMALL) ? "VFF_BUFFTOOSMALL " : "");
ver_dstring("\t(Exit) lpszCurDir = ", lpszCurDir, "");
if(lpuCurDirLen)
TRACE(ver, "\t(Exit) lpuCurDirLen = %p (%u)\n",
lpuCurDirLen, *lpuCurDirLen);
else
TRACE(ver, "\t(Exit) lpuCurDirLen = (null)\n");
ver_dstring("\t(Exit) lpszDestDir = ", lpszDestDir, "");
if(lpuDestDirLen)
TRACE(ver, "\t(Exit) lpuDestDirLen = %p (%u)\n",
lpuDestDirLen, *lpuDestDirLen);
return retval;
}
/* VerFindFileA [VERSION.5] */
DWORD WINAPI VerFindFile32A(
UINT32 flags,LPCSTR filename,LPCSTR windir,LPCSTR appdir,
LPSTR curdir,UINT32 *pcurdirlen,LPSTR destdir,UINT32 *pdestdirlen )
{
UINT16 curdirlen, destdirlen;
DWORD ret;
curdirlen = (UINT16)*pcurdirlen;
destdirlen= (UINT16)*pdestdirlen;
ret = VerFindFile16(flags,filename,windir,appdir,
curdir,&curdirlen,destdir,&destdirlen);
*pcurdirlen = curdirlen;
*pdestdirlen = destdirlen;
return ret;
}
/* VerFindFileW [VERSION.6] */
DWORD WINAPI VerFindFile32W(
UINT32 flags,LPCWSTR filename,LPCWSTR windir,LPCWSTR appdir,
LPWSTR curdir,UINT32 *pcurdirlen,LPWSTR destdir,UINT32 *pdestdirlen )
{
UINT16 curdirlen, destdirlen;
LPSTR wfn,wwd,wad,wdd,wcd;
DWORD ret;
wfn = HEAP_strdupWtoA( GetProcessHeap(), 0, filename );
wwd = HEAP_strdupWtoA( GetProcessHeap(), 0, windir );
wad = HEAP_strdupWtoA( GetProcessHeap(), 0, appdir );
wcd = HeapAlloc( GetProcessHeap(), 0, *pcurdirlen );
wdd = HeapAlloc( GetProcessHeap(), 0, *pdestdirlen );
ret = VerFindFile16(flags,wfn,wwd,wad,wcd,&curdirlen,wdd,&destdirlen);
lstrcpynAtoW(curdir,wcd,*pcurdirlen);
lstrcpynAtoW(destdir,wdd,*pdestdirlen);
*pcurdirlen = strlen(wcd);
*pdestdirlen = strlen(wdd);
HeapFree( GetProcessHeap(), 0, wfn );
HeapFree( GetProcessHeap(), 0, wwd );
HeapFree( GetProcessHeap(), 0, wad );
HeapFree( GetProcessHeap(), 0, wcd );
HeapFree( GetProcessHeap(), 0, wdd );
return ret;
}
/* VerInstallFile [VER.9] */
DWORD WINAPI VerInstallFile16(
UINT16 flags,LPCSTR srcfilename,LPCSTR destfilename,LPCSTR srcdir,
LPCSTR destdir,LPCSTR curdir,LPSTR tmpfile,UINT16 *tmpfilelen )
{
UINT32 filelen;
DWORD ret= VerInstallFile32A(flags,srcfilename,destfilename,srcdir,
destdir,curdir,tmpfile,&filelen);
*tmpfilelen = filelen;
return ret;
}
static LPBYTE
_fetch_versioninfo(LPSTR fn,VS_FIXEDFILEINFO **vffi) {
DWORD alloclen;
LPBYTE buf;
DWORD ret;
alloclen = 1000;
buf= xmalloc(alloclen);
while (1) {
ret = GetFileVersionInfo32A(fn,0,alloclen,buf);
if (!ret) {
free(buf);
return 0;
}
if (alloclen<*(WORD*)buf) {
free(buf);
alloclen = *(WORD*)buf;
buf = xmalloc(alloclen);
} 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(ver,"Bad VS_FIXEDFILEINFO signature 0x%08lx\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;
}
}
/******************************************************************************
* VerInstallFile32A [VERSION.7]
*/
DWORD WINAPI VerInstallFile32A(
UINT32 flags,LPCSTR srcfilename,LPCSTR destfilename,LPCSTR srcdir,
LPCSTR destdir,LPCSTR curdir,LPSTR tmpfile,UINT32 *tmpfilelen )
{
LPCSTR pdest;
char destfn[260],tmpfn[260],srcfn[260];
HFILE32 hfsrc,hfdst;
DWORD attr,ret,xret,tmplast;
LPBYTE buf1,buf2;
OFSTRUCT ofs;
TRACE(ver,"(%x,%s,%s,%s,%s,%s,%p,%d)\n",
flags,srcfilename,destfilename,srcdir,destdir,curdir,tmpfile,*tmpfilelen
);
xret = 0;
sprintf(srcfn,"%s\\%s",srcdir,srcfilename);
if (!destdir || !*destdir) pdest = srcdir;
else pdest = destdir;
sprintf(destfn,"%s\\%s",pdest,destfilename);
hfsrc=LZOpenFile32A(srcfn,&ofs,OF_READ);
if (hfsrc==HFILE_ERROR32)
return VIF_CANNOTREADSRC;
sprintf(tmpfn,"%s\\%s",pdest,destfilename);
tmplast=strlen(pdest)+1;
attr = GetFileAttributes32A(tmpfn);
if (attr!=-1) {
if (attr & FILE_ATTRIBUTE_READONLY) {
LZClose32(hfsrc);
return VIF_WRITEPROT;
}
/* FIXME: check if file currently in use and return VIF_FILEINUSE */
}
attr = -1;
if (flags & VIFF_FORCEINSTALL) {
if (tmpfile[0]) {
sprintf(tmpfn,"%s\\%s",pdest,tmpfile);
tmplast = strlen(pdest)+1;
attr = GetFileAttributes32A(tmpfn);
/* if it exists, it has been copied by the call before.
* we jump over the copy part...
*/
}
}
if (attr == -1) {
char *s;
GetTempFileName32A(pdest,"ver",0,tmpfn); /* should not fail ... */
s=strrchr(tmpfn,'\\');
if (s)
tmplast = s-tmpfn;
else
tmplast = 0;
hfdst = OpenFile32(tmpfn,&ofs,OF_CREATE);
if (hfdst == HFILE_ERROR32) {
LZClose32(hfsrc);
return VIF_CANNOTCREATE; /* | translated dos error */
}
ret = LZCopy32(hfsrc,hfdst);
_lclose32(hfdst);
if (((long) ret) < 0) {
/* translate LZ errors into VIF_xxx */
switch (ret) {
case LZERROR_BADINHANDLE:
case LZERROR_READ:
case LZERROR_BADVALUE:
case LZERROR_UNKNOWNALG:
ret = VIF_CANNOTREADSRC;
break;
case LZERROR_BADOUTHANDLE:
case LZERROR_WRITE:
ret = VIF_OUTOFMEMORY; /* FIXME: correct? */
break;
case LZERROR_GLOBALLOC:
case LZERROR_GLOBLOCK:
ret = VIF_OUTOFSPACE;
break;
default: /* unknown error, should not happen */
ret = 0;
break;
}
if (ret) {
LZClose32(hfsrc);
return ret;
}
}
}
xret = 0;
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;
UINT32 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 (VerQueryValue32A(buf1,"\\VarFileInfo\\Translation",(LPVOID*)&tbuf1,&len1) &&
VerQueryValue32A(buf2,"\\VarFileInfo\\Translation",(LPVOID*)&tbuf2,&len2)
) {
/* irgendwas mit tbuf1 und tbuf2 machen
* generiert DIFFLANG|MISMATCH
*/
}
free(buf2);
} else
xret=VIF_MISMATCH|VIF_SRCOLD;
free(buf1);
}
}
if (xret) {
if (*tmpfilelen<strlen(tmpfn+tmplast)) {
xret|=VIF_BUFFTOOSMALL;
DeleteFile32A(tmpfn);
} else {
strcpy(tmpfile,tmpfn+tmplast);
*tmpfilelen = strlen(tmpfn+tmplast)+1;
xret|=VIF_TEMPFILE;
}
} else {
if (-1!=GetFileAttributes32A(destfn))
if (!DeleteFile32A(destfn)) {
xret|=_error2vif(GetLastError())|VIF_CANNOTDELETE;
DeleteFile32A(tmpfn);
LZClose32(hfsrc);
return xret;
}
if ((!(flags & VIFF_DONTDELETEOLD)) &&
curdir &&
*curdir &&
lstrcmpi32A(curdir,pdest)
) {
char curfn[260];
sprintf(curfn,"%s\\%s",curdir,destfilename);
if (-1!=GetFileAttributes32A(curfn)) {
/* FIXME: check if in use ... if it is, VIF_CANNOTDELETECUR */
if (!DeleteFile32A(curfn))
xret|=_error2vif(GetLastError())|VIF_CANNOTDELETECUR;
}
}
if (!MoveFile32A(tmpfn,destfn)) {
xret|=_error2vif(GetLastError())|VIF_CANNOTRENAME;
DeleteFile32A(tmpfn);
}
}
LZClose32(hfsrc);
return xret;
}
/* VerInstallFileW [VERSION.8] */
DWORD WINAPI VerInstallFile32W(
UINT32 flags,LPCWSTR srcfilename,LPCWSTR destfilename,LPCWSTR srcdir,
LPCWSTR destdir,LPCWSTR curdir,LPWSTR tmpfile,UINT32 *tmpfilelen )
{
LPSTR wsrcf,wsrcd,wdestf,wdestd,wtmpf,wcurd;
DWORD ret;
wsrcf = HEAP_strdupWtoA( GetProcessHeap(), 0, srcfilename );
wsrcd = HEAP_strdupWtoA( GetProcessHeap(), 0, srcdir );
wdestf = HEAP_strdupWtoA( GetProcessHeap(), 0, destfilename );
wdestd = HEAP_strdupWtoA( GetProcessHeap(), 0, destdir );
wtmpf = HEAP_strdupWtoA( GetProcessHeap(), 0, tmpfile );
wcurd = HEAP_strdupWtoA( GetProcessHeap(), 0, curdir );
ret = VerInstallFile32A(flags,wsrcf,wdestf,wsrcd,wdestd,wcurd,wtmpf,tmpfilelen);
if (!ret)
lstrcpynAtoW(tmpfile,wtmpf,*tmpfilelen);
HeapFree( GetProcessHeap(), 0, wsrcf );
HeapFree( GetProcessHeap(), 0, wsrcd );
HeapFree( GetProcessHeap(), 0, wdestf );
HeapFree( GetProcessHeap(), 0, wdestd );
HeapFree( GetProcessHeap(), 0, wtmpf );
if (wcurd)
HeapFree( GetProcessHeap(), 0, wcurd );
return ret;
}
struct dbA {
WORD nextoff;
WORD datalen;
/* in memory structure... */
char name[1]; /* padded to dword alignment */
/* ....
char data[datalen]; padded to dword alignment
BYTE subdirdata[]; until nextoff
*/
};
#define DATA_OFFSET_A(db) ((4+(strlen((db)->name)+4))&~3)
struct dbW {
WORD nextoff;
WORD datalen;
WORD btext; /* type of data */
/* in memory structure... */
WCHAR name[1]; /* padded to dword alignment */
/* ....
WCHAR data[datalen]; padded to dword alignment
BYTE subdirdata[]; until nextoff
*/
};
/* WORD nextoffset;
* WORD datalength;
* WORD btype;
* WCHAR szKey[]; (zero terminated)
* PADDING (round up to nearest 32bit boundary)
*/
#define DATA_OFFSET_W(db) ((2+2+2+((lstrlen32W((db)->name)+1)*2+3))&~3)
/* this one used for Win16 resources, which are always in ASCII format */
static BYTE*
_find_dataA(BYTE *block,LPCSTR str, int buff_remain) {
char *nextslash;
int substrlen, inc_size;
struct dbA *db;
while (*str && *str=='\\')
str++;
if (NULL!=(nextslash=strchr(str,'\\')))
substrlen=nextslash-str;
else
substrlen=strlen(str);
if (nextslash!=NULL) {
while (*nextslash && *nextslash=='\\')
nextslash++;
if (!*nextslash)
nextslash=NULL;
} else if (*str == 0)
return NULL;
while (1) {
db=(struct dbA*)block;
TRACE(ver,"db=%p,db->nextoff=%d,db->datalen=%d,db->name=%s\n",
db,db->nextoff,db->datalen,db->name
);
if ((!db->nextoff) || (buff_remain<=0)) /* no more entries ? */
return NULL;
TRACE(ver,"comparing with %s\n",db->name);
if (!lstrncmpi32A(db->name,str,substrlen)) {
if (nextslash) {
inc_size=DATA_OFFSET_A(db)+((db->datalen+3)&~3);
return _find_dataA(block+inc_size,nextslash,
db->nextoff-inc_size);
} else
return block;
}
inc_size = ((db->nextoff+3)&~3);
block += inc_size;
buff_remain -= inc_size;
}
}
/* this one used for Win32 resources, which are always in UNICODE format */
extern LPWSTR __cdecl CRTDLL_wcschr(LPCWSTR str,WCHAR xchar);
static BYTE*
_find_dataW(BYTE *block,LPCWSTR str, int buff_remain) {
LPWSTR nextslash;
int substrlen, inc_size;
struct dbW *db;
while (*str && *str=='\\')
str++;
if (NULL!=(nextslash=CRTDLL_wcschr(str,'\\')))
substrlen=nextslash-str;
else
substrlen=lstrlen32W(str);
if (nextslash!=NULL) {
while (*nextslash && *nextslash=='\\')
nextslash++;
if (!*nextslash)
nextslash=NULL;
} else if (*str == 0)
return NULL;
while (1) {
char *xs,*vs;
db=(struct dbW*)block;
xs= HEAP_strdupWtoA(GetProcessHeap(),0,db->name);
if (db->datalen) {
if (db->btext)
vs = HEAP_strdupWtoA(GetProcessHeap(),0,(WCHAR*)((block+DATA_OFFSET_W(db))));
else
vs = HEAP_strdupA(GetProcessHeap(),0,"not a string");
} else
vs = HEAP_strdupA(GetProcessHeap(),0,"no data");
TRACE(ver,"db->nextoff=%d,db->name=%s,db->data=\"%s\"\n",
db->nextoff,xs,vs
);
HeapFree(GetProcessHeap(),0,vs);
HeapFree(GetProcessHeap(),0,xs);
if ((!db->nextoff) || (buff_remain<=0)) /* no more entries ? */
return NULL;
if (!lstrncmpi32W(db->name,str,substrlen)) {
if (nextslash) {
/* DATA_OFFSET_W(db) (padded to 32bit already)
* DATA[datalength]
* PADDING (round up to nearest 32bit boundary)
* --> next level structs
*/
inc_size=DATA_OFFSET_W(db)+((db->datalen+3)&~3);
return _find_dataW( block+inc_size ,nextslash,
db->nextoff-inc_size);
} else
return block;
}
/* skip over this block, round up to nearest 32bit boundary */
inc_size = ((db->nextoff+3)&~3);
block += inc_size;
buff_remain -= inc_size;
}
}
/* VerQueryValue [VER.11] */
/* take care, 'buffer' is NOT a SEGPTR, it just points to one */
DWORD WINAPI VerQueryValue16(SEGPTR segblock,LPCSTR subblock,SEGPTR *buffer,
UINT16 *buflen)
{
LPSTR s;
BYTE *block=PTR_SEG_TO_LIN(segblock),*b;
TRACE(ver,"(%p,%s,%p,%d)\n",
block,subblock,buffer,*buflen
);
s=(char*)xmalloc(strlen("VS_VERSION_INFO\\")+strlen(subblock)+1);
strcpy(s,"VS_VERSION_INFO\\");strcat(s,subblock);
/* check for UNICODE version */
if ( (*(DWORD*)(block+0x14) != VS_FFI_SIGNATURE) &&
(*(DWORD*)(block+0x28) == VS_FFI_SIGNATURE)
) {
struct dbW *db;
LPWSTR wstr;
LPSTR xs;
wstr = HEAP_strdupAtoW(GetProcessHeap(),0,s);
b=_find_dataW(block,wstr,*(WORD*)block);
HeapFree(GetProcessHeap(),0,wstr);
if (!b) {
WARN(ver,"key %s not found in versionresource.\n",s);
*buflen=0;
free (s);
return 0;
}
db=(struct dbW*)b;
b = b+DATA_OFFSET_W(db);
*buflen = db->datalen;
if (db->btext) {
xs = HEAP_strdupWtoA(GetProcessHeap(),0,(WCHAR*)b);
TRACE(ver,"->%s\n",xs);
HeapFree(GetProcessHeap(),0,xs);
} else
TRACE(ver,"->%p\n",b);
} else {
struct dbA *db;
b=_find_dataA(block,s,*(WORD*)block);
if (!b) {
WARN(ver,"key %s not found in versionresource.\n",s);
*buflen=0;
free (s);
return 0;
}
db=(struct dbA*)b;
b = b+DATA_OFFSET_A(db);
*buflen = db->datalen;
/* the string is only printable, if it is below \\StringFileInfo*/
if (!lstrncmpi32A("VS_VERSION_INFO\\StringFileInfo\\",s,strlen("VS_VERSION_INFO\\StringFileInfo\\")))
TRACE(ver," -> %s=%s\n",subblock,b);
else
TRACE(ver," -> %s=%p\n",subblock,b);
}
*buffer = (b-block)+segblock;
free(s);
return 1;
}
DWORD WINAPI VER_VerQueryValueA(LPVOID,LPCSTR, LPVOID *,UINT32 *, BOOL32 *);
DWORD WINAPI VER_VerQueryValueW(LPVOID vblock,LPCWSTR subblock,
LPVOID *vbuffer,UINT32 *buflen, BOOL32 * bIsString)
{
BYTE *b,*block=(LPBYTE)vblock,**buffer=(LPBYTE*)vbuffer;
TRACE(ver,"(%p,%s,%p,%d)\n",
block,debugstr_w(subblock),buffer,*buflen
);
/* check for UNICODE version */
if ( (*(DWORD*)(block+0x14) != VS_FFI_SIGNATURE) &&
(*(DWORD*)(block+0x28) == VS_FFI_SIGNATURE)
) {
struct dbW *db;
LPWSTR s;
LPWSTR vs_version_info = HEAP_strdupAtoW (GetProcessHeap(),0,"VS_VERSION_INFO\\");
s=(LPWSTR)xmalloc(2*lstrlen32W(vs_version_info)+2*lstrlen32W(subblock)+2);
lstrcpy32W(s,vs_version_info);
lstrcat32W(s,subblock);
b=_find_dataW(block,s,*(WORD*)block);
if (!b) {
WARN(ver,"key %s not found in versionresource.\n",debugstr_w(s));
*buflen=0;
free (s);
return 0;
}
db = (struct dbW*)b;
*buflen = db->datalen;
b = b+DATA_OFFSET_W(db);
if (db->btext) {
TRACE(ver,"%s->%s\n",debugstr_w(subblock), debugstr_w((LPWSTR)b));
if (bIsString) *bIsString = TRUE;
} else
TRACE(ver,"%s->%p\n",debugstr_w(subblock),b);
free (s);
*buffer = b;
} else {
BOOL32 bMyIsString = FALSE, ret;
LPSTR subblock_a;
if (!bIsString) return FALSE;
subblock_a = HEAP_strdupWtoA (GetProcessHeap(),0,subblock);
ret = VER_VerQueryValueA( vblock, subblock_a, vbuffer, buflen, &bMyIsString);
free (subblock_a);
if (bMyIsString)
{ /* This is a leak. */
*buffer = (LPBYTE) HEAP_strdupAtoW(GetProcessHeap(),0,*buffer);
}
return ret;
}
return 1;
}
DWORD WINAPI VER_VerQueryValueA(LPVOID vblock,LPCSTR subblock,
LPVOID *vbuffer,UINT32 *buflen, BOOL32 * bIsString)
{ BYTE *b,*block=(LPBYTE)vblock,**buffer=(LPBYTE*)vbuffer;
TRACE(ver,"(%p,%s,%p,%d)\n",
block,subblock,buffer,*buflen
);
/* check for UNICODE version */
if ( (*(DWORD*)(block+0x14) != VS_FFI_SIGNATURE) &&
(*(DWORD*)(block+0x28) == VS_FFI_SIGNATURE)
) {
BOOL32 bMyIsString = FALSE, ret;
LPWSTR subblock_w;
if (!bIsString) return FALSE;
subblock_w = HEAP_strdupAtoW (GetProcessHeap(),0,subblock);
ret = VER_VerQueryValueW( vblock, subblock_w, vbuffer, buflen, &bMyIsString);
free (subblock_w);
if (bMyIsString)
{ /* This is a leak. */
*buffer = (LPBYTE)HEAP_strdupWtoA(GetProcessHeap(),0,(LPWSTR) *buffer);
}
return ret;
} else {
struct dbA *db;
LPSTR s;
s=(char*)xmalloc(strlen("VS_VERSION_INFO\\")+strlen(subblock)+1);
strcpy(s,"VS_VERSION_INFO\\");strcat(s,subblock);
b=_find_dataA(block,s,*(WORD*)block);
if (!b) {
WARN(ver,"key %s not found in versionresource.\n",subblock);
*buflen=0;
free (s);
return 0;
}
db=(struct dbA*)b;
*buflen = db->datalen;
b = b+DATA_OFFSET_A(db);
/* the string is only printable, if it is below \\StringFileInfo*/
if (!lstrncmpi32A("VS_VERSION_INFO\\StringFileInfo\\",s,strlen("VS_VERSION_INFO\\StringFileInfo\\"))) {
TRACE(ver,"%s->%s\n",subblock,b);
if (bIsString) *bIsString = TRUE;
} else
TRACE(ver,"%s->%p\n",subblock,b);
free(s);
*buffer = b;
}
return TRUE;
}
DWORD WINAPI VerQueryValue32A(LPVOID vblock,LPCSTR subblock,
LPVOID *vbuffer,UINT32 *buflen)
{ return VER_VerQueryValueA(vblock,subblock, vbuffer,buflen, NULL);
}
DWORD WINAPI VerQueryValue32W(LPVOID vblock,LPCWSTR subblock,LPVOID *vbuffer,
UINT32 *buflen)
{ return VER_VerQueryValueW(vblock,subblock, vbuffer,buflen, NULL);
}
Reference in New Issue View Git Blame Copy Permalink