info.c

winNT技术操作系统,国外开放的原代码和LIUX一样

/*
 * Implementation of VERSION.DLL - Version Info access
 *
 * 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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 */

#include <stdarg.h>
#include <stdlib.h>
#include <string.h>

#include "windef.h"
#include "winbase.h"
#include "winreg.h"
#include "winver.h"
#include "winternl.h"
#include "winuser.h"
#include "wine/unicode.h"
#include "winerror.h"
#include "wine/debug.h"

WINE_DEFAULT_DEBUG_CHANNEL(ver);

/******************************************************************************
 *
 *   This function will print via standard TRACE, debug info regarding
 *   the file info structure vffi.
 *      15-Feb-1998 Dimitrie Paun ([e-mail])
 *      Added this function to clean up the code.
 *
 *****************************************************************************/
static void print_vffi_debug(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=%lu.%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%lx, flags=0x%lx %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%lx),",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%lx)", 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%lx)",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%lx)",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%lx)",vffi->dwFileType);break;
    }

    TRACE("\n");
    TRACE("filedate=0x%lx.0x%lx\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;
    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 ) \
    ( ((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 )  \
    (VS_VERSION_INFO_STRUCT16 *)( VersionInfo16_Value( ver ) + \
                           ( ( (ver)->wValueLength + 3 ) & ~3 ) )
#define VersionInfo32_Children( ver )  \
    (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) )

/***********************************************************************
 *           VERSION_GetFileVersionInfo_PE             [internal]
 *
 *    NOTE: returns size of the PE VERSION resource or 0xFFFFFFFF
 *    in the case the file is a PE module, but VERSION_INFO not found.
 */
static DWORD VERSION_GetFileVersionInfo_PE( LPCWSTR filename, DWORD datasize, LPVOID data )
{
    VS_FIXEDFILEINFO *vffi;
    DWORD len;
    BYTE *buf;
    HMODULE hModule;
    HRSRC hRsrc;
    HGLOBAL hMem;

    TRACE("%s\n", debugstr_w(filename));

    hModule = GetModuleHandleW(filename);
    if(!hModule)
	hModule = LoadLibraryExW(filename, 0, LOAD_LIBRARY_AS_DATAFILE);
    else
	hModule = LoadLibraryExW(filename, 0, 0);
    if(!hModule)
    {
	WARN("Could not load %s\n", debugstr_w(filename));
	return 0;
    }
    hRsrc = FindResourceW(hModule,
			  MAKEINTRESOURCEW(VS_VERSION_INFO),
			  MAKEINTRESOURCEW(VS_FILE_INFO));
    if(!hRsrc)
    {
	WARN("Could not find VS_VERSION_INFO in %s\n", debugstr_w(filename));
	FreeLibrary(hModule);
	return 0xFFFFFFFF;
    }
    len = SizeofResource(hModule, hRsrc);
    hMem = LoadResource(hModule, hRsrc);
    if(!hMem)
    {
	WARN("Could not load VS_VERSION_INFO from %s\n", debugstr_w(filename));
	FreeLibrary(hModule);
	return 0xFFFFFFFF;
    }
    buf = LockResource(hMem);

    vffi = (VS_FIXEDFILEINFO *)VersionInfo32_Value( (VS_VERSION_INFO_STRUCT32 *)buf );

    if ( vffi->dwSignature != VS_FFI_SIGNATURE )
    {
        WARN("vffi->dwSignature is 0x%08lx, but not 0x%08lx!\n",
                   vffi->dwSignature, VS_FFI_SIGNATURE );
	len = 0xFFFFFFFF;
	goto END;
    }

    if ( TRACE_ON(ver) )
        print_vffi_debug( vffi );

    if(data)
    {
	if(datasize < len)
	    len = datasize; /* truncate data */
	if(len)
	    memcpy(data, buf, len);
	else
	    len = 0xFFFFFFFF;
    }
END:
    FreeResource(hMem);
    FreeLibrary(hModule);

    return len;
}

#ifndef __REACTOS__
/***********************************************************************
 *           VERSION_GetFileVersionInfo_16             [internal]
 *
 *    NOTE: returns size of the 16-bit VERSION resource or 0xFFFFFFFF
 *    in the case the file exists, but VERSION_INFO not found.
 */
static DWORD VERSION_GetFileVersionInfo_16( LPCSTR filename, DWORD datasize, LPVOID data )
{
    VS_FIXEDFILEINFO *vffi;
    DWORD len, offset;
    BYTE *buf;
    HMODULE16 hModule;
    HRSRC16 hRsrc;
    HGLOBAL16 hMem;
    char dllname[20], owner[20], *p;
    const char *basename;
    BOOL is_builtin = FALSE;

    TRACE("%s\n", debugstr_a(filename));

    /* strip path information */

    basename = filename;
    if (basename[0] && basename[1] == ':') basename += 2;  /* strip drive specification */
    if ((p = strrchr( basename, '\\' ))) basename = p + 1;
    if ((p = strrchr( basename, '/' ))) basename = p + 1;

    if (strlen(basename) < sizeof(dllname)-4)
    {
        int file_exists;

        strcpy( dllname, basename );
        p = strrchr( dllname, '.' );
        if (!p) strcat( dllname, ".dll" );
        for (p = dllname; *p; p++) if (*p >= 'A' && *p <= 'Z') *p += 32;

        if (wine_dll_get_owner( dllname, owner, sizeof(owner), &file_exists ) == 0)
            is_builtin = TRUE;
    }

    /* first try without loading a 16-bit module */
    if (is_builtin)
        len = 0;
    else
        len = GetFileResourceSize16( filename,
                                     MAKEINTRESOURCEA(VS_FILE_INFO),
                                     MAKEINTRESOURCEA(VS_VERSION_INFO),
                                     &offset );
    if (len)
    {
        if (!data) return len;

        len = GetFileResource16( filename,
                                 MAKEINTRESOURCEA(VS_FILE_INFO),
                                 MAKEINTRESOURCEA(VS_VERSION_INFO),
                                 offset, datasize, data );
        if (len)
        {
            vffi = (VS_FIXEDFILEINFO *)VersionInfo16_Value( (VS_VERSION_INFO_STRUCT16 *)data );

            if ( vffi->dwSignature == VS_FFI_SIGNATURE )
            {
                if ( ((VS_VERSION_INFO_STRUCT16 *)data)->wLength < len )
                    len = ((VS_VERSION_INFO_STRUCT16 *)data)->wLength;

                if ( TRACE_ON(ver) )
                    print_vffi_debug( vffi );

                return len;
            }
        }
    }

    /* this might be a builtin 16-bit module */
    hModule = LoadLibrary16(filename);
    if(hModule < 32)
    {
	WARN("Could not load %s\n", debugstr_a(filename));
	return 0;
    }
    hRsrc = FindResource16(hModule,
			  MAKEINTRESOURCEA(VS_VERSION_INFO),
			  MAKEINTRESOURCEA(VS_FILE_INFO));
    if(!hRsrc)
    {
	WARN("Could not find VS_VERSION_INFO in %s\n", debugstr_a(filename));
	FreeLibrary16(hModule);
	return 0xFFFFFFFF;
    }
    len = SizeofResource16(hModule, hRsrc);
    hMem = LoadResource16(hModule, hRsrc);
    if(!hMem)
    {
	WARN("Could not load VS_VERSION_INFO from %s\n", debugstr_a(filename));
	FreeLibrary16(hModule);
	return 0xFFFFFFFF;
    }
    buf = LockResource16(hMem);

    if(!VersionInfoIs16(buf))
    {
        len = 0xFFFFFFFF;
	goto END;
    }

    vffi = (VS_FIXEDFILEINFO *)VersionInfo16_Value( (VS_VERSION_INFO_STRUCT16 *)buf );

    if ( vffi->dwSignature != VS_FFI_SIGNATURE )
    {
        WARN("vffi->dwSignature is 0x%08lx, but not 0x%08lx!\n",
                   vffi->dwSignature, VS_FFI_SIGNATURE );
	len = 0xFFFFFFFF;
	goto END;
    }

    if ( TRACE_ON(ver) )
        print_vffi_debug( vffi );

    if(data)
    {
	if(datasize < len)
	    len = datasize; /* truncate data */