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1332 lines
42 KiB
1332 lines
42 KiB
#include "shellprv.h"
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#pragma hdrstop
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#include "newres.h"
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#define ICON_MAGIC 0
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#define ICO_MAGIC1 1
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#define CUR_MAGIC1 2
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#define BMP_MAGIC ((WORD)'B'+((WORD)'M'<<8))
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#define ANI_MAGIC ((WORD)'R'+((WORD)'I'<<8))
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#define ANI_MAGIC1 ((WORD)'F'+((WORD)'F'<<8))
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#define ANI_MAGIC4 ((WORD)'A'+((WORD)'C'<<8))
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#define ANI_MAGIC5 ((WORD)'O'+((WORD)'N'<<8))
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#define MZMAGIC ((WORD)'M'+((WORD)'Z'<<8))
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#define PEMAGIC ((WORD)'P'+((WORD)'E'<<8))
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#define LEMAGIC ((WORD)'L'+((WORD)'E'<<8))
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typedef struct new_exe NEWEXE, *LPNEWEXE;
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typedef struct exe_hdr EXEHDR, *LPEXEHDR;
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typedef struct rsrc_nameinfo RESNAMEINFO, *LPRESNAMEINFO;
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typedef struct rsrc_typeinfo RESTYPEINFO, *LPRESTYPEINFO;
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typedef struct new_rsrc RESTABLE, *LPRESTABLE;
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#define RESOURCE_VA(x) ((x)->OptionalHeader.DataDirectory[IMAGE_DIRECTORY_ENTRY_RESOURCE].VirtualAddress)
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#define RESOURCE_SIZE(x) ((x)->OptionalHeader.DataDirectory[IMAGE_DIRECTORY_ENTRY_RESOURCE].Size)
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#define NUMBER_OF_SECTIONS(x) ((x)->FileHeader.NumberOfSections)
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#define FCC(c0,c1,c2,c3) ((DWORD)(c0)|((DWORD)(c1)<<8)|((DWORD)(c2)<<16)|((DWORD)(c3)<<24))
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#define COM_FILE FCC('.', 'c', 'o', 'm')
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#define BAT_FILE FCC('.', 'b', 'a', 't')
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#define CMD_FILE FCC('.', 'c', 'm', 'd')
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#define PIF_FILE FCC('.', 'p', 'i', 'f')
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#define LNK_FILE FCC('.', 'l', 'n', 'k')
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#define ICO_FILE FCC('.', 'i', 'c', 'o')
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#define EXE_FILE FCC('.', 'e', 'x', 'e')
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/****************************************************************************
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* extract a single icon from a exe file, or get the count.
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*
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* If nIconIndex != -1
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* Returns:
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* The handle of the icon, if successful.
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* 0, if the file does not exist or an icon with the "nIconIndex"
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* does not exist.
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* 1, if the given file is not an EXE or ICO file.
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*
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* If nIconIndex == -1
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* Returns:
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* The number of icons in the file if successful.
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* 0, if the file has no icons or isn't an icon file.
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*
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****************************************************************************/
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HICON WINAPI ExtractIcon(HINSTANCE hInst, LPCTSTR szFileName, UINT nIconIndex)
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{
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HICON hIcon;
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if (nIconIndex == (UINT) -1)
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hIcon = (HICON)IntToPtr( ExtractIcons(szFileName, 0, 0, 0, NULL, NULL, 0, 0) );
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else
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ExtractIcons(szFileName, nIconIndex, GetSystemMetrics(SM_CXICON), GetSystemMetrics(SM_CYICON), &hIcon, NULL, 1, 0);
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return hIcon;
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}
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/****************************************************************************
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*
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* in:
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* lpIconPath path of thing to extract icon for (may be an exe
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* or something that is associated)
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* lpiIcon icon index to use
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*
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* lpIconPath filled in with the real path where the icon came from
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* lpiIcon filled in with the real icon index
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*
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* returns:
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*
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* note: if the caller is the shell it returns special icons
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* from within the shell.dll
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*
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****************************************************************************/
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HICON WINAPI ExtractAssociatedIcon(HINSTANCE hInst, LPTSTR lpIconPath, WORD *lpiIcon)
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{
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HICON hIcon = ExtractIcon(hInst, lpIconPath, *lpiIcon);
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if (hIcon == NULL)
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hIcon = SHGetFileIcon(NULL, lpIconPath, 0, SHGFI_LARGEICON);
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if (hIcon == NULL)
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{
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*lpiIcon = IDI_DOCUMENT;
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GetModuleFileName(HINST_THISDLL, lpIconPath, 128);
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hIcon = LoadIcon(HINST_THISDLL, MAKEINTRESOURCE(*lpiIcon));
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}
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return hIcon;
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}
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/****************************************************************************
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*
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* extracts 1 or more icons from a file.
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*
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* input:
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* szFileName - EXE/DLL/ICO file to extract from
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* nIconIndex - what icon to extract
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* 0 = first icon, 1=second icon, etc.
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* -N = icon with id==N
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* phiconLarge - place to return extracted icon(s)
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* phiconSmall - place to return extracted icon(s) (small size)
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* nIcons - number of icons to extract.
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*
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* returns:
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* number of icons extracted, or the count of icons if phiconLarge==NULL
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*
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* notes:
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* handles extraction from PE (Win32), NE (Win16), and ICO (Icon) files.
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* only Win16 3.x files are supported (not 2.x)
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*
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****************************************************************************/
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UINT WINAPI ExtractIconExW(LPCWSTR szFileName, int nIconIndex, HICON *phiconLarge, HICON *phiconSmall, UINT nIcons)
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{
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return PrivateExtractIconExW( szFileName, nIconIndex, phiconLarge, phiconSmall, nIcons );
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}
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UINT WINAPI ExtractIconExA(LPCSTR szFileName, int nIconIndex, HICON *phiconLarge, HICON *phiconSmall, UINT nIcons)
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{
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return PrivateExtractIconExA( szFileName, nIconIndex, phiconLarge, phiconSmall, nIcons );
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}
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/****************************************************************************
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*
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* extracts 1 or more icons from a file.
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*
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* input:
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* szFileName - EXE/DLL/ICO/CUR/ANI file to extract from
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* nIconIndex - what icon to extract
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* 0 = first icon, 1=second icon, etc.
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* -N = icon with id==N
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* cxIcon - icon size wanted (if HIWORD != 0 two sizes...)
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* cyIcon - icon size wanted (if HIWORD != 0 two sizes...)
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* 0,0 means extract at natural size.
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* phicon - place to return extracted icon(s)
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* nIcons - number of icons to extract.
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* flags - LoadImage LR_* flags
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*
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* returns:
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* if picon is NULL, number of icons in the file is returned.
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*
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* notes:
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* handles extraction from PE (Win32), NE (Win16), ICO (Icon),
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* CUR (Cursor), ANI (Animated Cursor), and BMP (Bitmap) files.
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* only Win16 3.x files are supported (not 2.x)
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*
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* cx/cyIcon are the size of the icon to extract, two sizes
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* can be extracted by putting size 1 in the loword and size 2 in the
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* hiword, ie MAKELONG(24, 48) would extract 24 and 48 size icons.
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* yea this is a hack. It is done so IExtractIcon::Extract
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* can be called by outside people with custom large/small icon
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* sizes that are not what the shell uses internaly.
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*
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****************************************************************************/
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UINT WINAPI SHExtractIconsW(LPCWSTR wszFileName, int nIconIndex, int cxIcon, int cyIcon, HICON *phicon, UINT *piconid, UINT nIcons, UINT flags)
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{
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return ExtractIcons(wszFileName, nIconIndex, cxIcon, cyIcon, phicon, piconid, nIcons, flags);
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}
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UINT WINAPI ExtractIcons(LPCTSTR szFileName, int nIconIndex, int cxIcon, int cyIcon, HICON *phicon, UINT *piconid, UINT nIcons, UINT flags)
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{
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return PrivateExtractIconsW( szFileName, nIconIndex, cxIcon, cyIcon, phicon, piconid, nIcons, flags );
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}
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DWORD HasExtension(LPCTSTR pszPath)
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{
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LPCTSTR p = PathFindExtension(pszPath);
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//
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//
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// PERF: BobDay - We could make this EXTKEY based like the extension
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// matching stuff elsewhere. EXTKEY is a QWORD value so UNICODE would fit.
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//
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if (*p == TEXT('.'))
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{
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WCHAR szExt[5];
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lstrcpyn(szExt, p, ARRAYSIZE(szExt));
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if ( lstrcmpi(szExt,TEXT(".com")) == 0 ) return COM_FILE;
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if ( lstrcmpi(szExt,TEXT(".bat")) == 0 ) return BAT_FILE;
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if ( lstrcmpi(szExt,TEXT(".cmd")) == 0 ) return CMD_FILE;
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if ( lstrcmpi(szExt,TEXT(".pif")) == 0 ) return PIF_FILE;
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if ( lstrcmpi(szExt,TEXT(".lnk")) == 0 ) return LNK_FILE;
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if ( lstrcmpi(szExt,TEXT(".ico")) == 0 ) return ICO_FILE;
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if ( lstrcmpi(szExt,TEXT(".exe")) == 0 ) return EXE_FILE;
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}
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return 0;
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}
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/****************************************************************************
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* get the EXE type of the passed file (DOS, Win16, Win32)
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*
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* returns:
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* 0 = not a exe of any type.
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*
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* if a windows app
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* LOWORD = NE or PE
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* HIWORD = windows version 3.0, 3.5, 4.0
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*
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* if a DOS app (or a .com or batch file on non-NT)
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* LOWORD = MZ
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* HIWORD = 0
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*
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* if a Win32 console app (or a batch file on NT)
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* LOWORD = PE
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* HIWORD = 0
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*
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* this is so similar to the Win32 API GetBinaryType() too bad Win95
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* kernel does not support it.
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*
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****************************************************************************/
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DWORD WINAPI GetExeType(LPCTSTR szFile)
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{
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HANDLE fh;
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DWORD dw;
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struct exe_hdr exehdr = { 0 };
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struct new_exe newexe = { 0 };
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FILETIME ftAccess;
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DWORD dwRead;
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//
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// check for special extensions, and fail quick
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//
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switch (HasExtension(szFile))
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{
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case COM_FILE:
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// handle the case like \\server.microsoft.com
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// PERF - Bobday - This does the same operation twice, we should really
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// make PathIsUNCServerShare return a code based on what it found...
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if (PathIsUNCServer(szFile) || PathIsUNCServerShare(szFile))
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return 0;
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return MAKELONG(MZMAGIC, 0); // DOS exe
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case BAT_FILE:
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case CMD_FILE:
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return MAKELONG(PEMAGIC, 0); // NT exe (pretend)
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case EXE_FILE: // we need to open it.
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break;
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default:
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return 0; // not a exe, or if it is we dont care
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}
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newexe.ne_expver = 0;
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fh = CreateFile(szFile, GENERIC_READ | FILE_WRITE_ATTRIBUTES,
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FILE_SHARE_READ | FILE_SHARE_WRITE,
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0, OPEN_EXISTING, 0, 0);
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if (fh == INVALID_HANDLE_VALUE)
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{
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//
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// We may be trying to get properties for a file on a volume where
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// we don't have write access, so try opening the file for read
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// only access. This will mean we can't preserve the access
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// time (those calls will fail), but this is better than not returning
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// the exe type at all...
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//
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fh = CreateFile(szFile, GENERIC_READ,
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FILE_SHARE_READ | FILE_SHARE_WRITE,
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0, OPEN_EXISTING, 0, 0);
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//
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// at this point if we get an INVALID_HANDLE_VALUE, we really
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// can't do much else, so now return a failure...
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//
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if (fh == INVALID_HANDLE_VALUE)
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{
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return 0;
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}
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}
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// preserve the access time
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if (GetFileTime(fh, NULL, &ftAccess, NULL))
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SetFileTime(fh, NULL, &ftAccess, NULL);
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if (!ReadFile(fh, &exehdr, sizeof(exehdr), &dwRead, NULL) ||
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(dwRead != sizeof(exehdr)))
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goto error;
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if (exehdr.e_magic != EMAGIC)
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goto error;
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SetFilePointer(fh, exehdr.e_lfanew, NULL, FILE_BEGIN);
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ReadFile(fh, &newexe, sizeof(newexe), &dwRead, NULL);
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if (newexe.ne_magic == PEMAGIC)
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{
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// read the SubsystemVersion
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SetFilePointer(fh, exehdr.e_lfanew+18*4, NULL, FILE_BEGIN);
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dw = 0;
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ReadFile(fh, &dw, sizeof(dw), &dwRead, NULL);
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newexe.ne_expver = LOBYTE(LOWORD(dw)) << 8 | LOBYTE(HIWORD(dw));
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// read the Subsystem
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SetFilePointer(fh, exehdr.e_lfanew+23*4, NULL, FILE_BEGIN);
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dw = 0;
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ReadFile(fh, &dw, sizeof(dw), &dwRead, NULL);
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// if it is not a Win32 GUI app return a version of 0
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if (LOWORD(dw) != 2) // IMAGE_SUBSYSTEM_WINDOWS_GUI
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newexe.ne_expver = 0;
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goto exit;
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}
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else if (newexe.ne_magic == LEMAGIC)
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{
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newexe.ne_magic = MZMAGIC; // just a DOS exe
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newexe.ne_expver = 0;
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}
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else if (newexe.ne_magic == NEMAGIC)
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{
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//
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// we found a 'NE' it still might not be a windows
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// app, it could be.....
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//
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// a OS/2 app ne_exetyp==NE_OS2
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// a DOS4 app ne_exetyp==NE_DOS4
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// a VxD ne_exetyp==DEV386
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//
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// only treat it as a Windows app if the exetype
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// is NE_WINDOWS or NE_UNKNOWN
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//
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if (newexe.ne_exetyp != NE_WINDOWS && newexe.ne_exetyp != NE_UNKNOWN)
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{
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newexe.ne_magic = MZMAGIC; // just a DOS exe
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newexe.ne_expver = 0;
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}
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//
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// if could also have a bogus expected windows version
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// (treat 0 as invalid)
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//
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if (newexe.ne_expver == 0)
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{
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newexe.ne_magic = MZMAGIC; // just a DOS exe
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newexe.ne_expver = 0;
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}
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}
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else // if (newexe.ne_magic != NEMAGIC)
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{
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newexe.ne_magic = MZMAGIC; // just a DOS exe
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newexe.ne_expver = 0;
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}
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exit:
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CloseHandle(fh);
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return MAKELONG(newexe.ne_magic, newexe.ne_expver);
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error:
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CloseHandle(fh);
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return 0;
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}
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#define M_llseek(fh, lOff, iOrg) SetFilePointer((HANDLE)IntToPtr( fh ), lOff, NULL, (DWORD)iOrg)
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#define MAGIC_ICON30 0
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#define MAGIC_MARKZIBO ((WORD)'M'+((WORD)'Z'<<8))
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typedef struct new_exe NEWEXEHDR;
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typedef NEWEXEHDR *PNEWEXEHDR;
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#define SEEK_FROMZERO 0
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#define SEEK_FROMCURRENT 1
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#define SEEK_FROMEND 2
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#define NSMOVE 0x0010
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#define VER 0x0300
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#define CCHICONPATHMAXLEN 128
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typedef struct
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{
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HANDLE hAppInst;
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HANDLE hFileName;
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HANDLE hIconList;
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INT nIcons;
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} EXTRACTICONINFO;
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EXTRACTICONINFO ExtractIconInfo = {NULL, NULL, NULL, 0};
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INT nIcons;
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typedef struct
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{
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HICON hIcon;
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INT iIconId;
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} MYICONINFO;
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HANDLE APIENTRY InternalExtractIconW(HINSTANCE hInst, LPCWSTR lpszExeFileName, UINT nIconIndex, UINT nIcons);
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HICON APIENTRY DuplicateIcon(HINSTANCE hInst, HICON hIcon)
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{
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ICONINFO IconInfo;
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if (!GetIconInfo(hIcon, &IconInfo))
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return NULL;
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hIcon = CreateIconIndirect(&IconInfo);
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DeleteObject(IconInfo.hbmMask);
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DeleteObject(IconInfo.hbmColor);
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UNREFERENCED_PARAMETER(hInst);
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return hIcon;
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}
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|
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// This returns a pointer to the rsrc_nameinfo of the resource with the
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// given index and type, if it is found, otherwise it returns NULL.
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LPBYTE FindResWithIndex(LPBYTE lpResTable, INT iResIndex, LPBYTE lpResType)
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{
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try
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{
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LPRESTYPEINFO lpResTypeInfo = (LPRESTYPEINFO)(lpResTable + sizeof(WORD));
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while (lpResTypeInfo->rt_id)
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{
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if ((lpResTypeInfo->rt_id & RSORDID) &&
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(MAKEINTRESOURCE(lpResTypeInfo->rt_id & ~RSORDID) == (LPTSTR)lpResType))
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{
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if (lpResTypeInfo->rt_nres > (WORD)iResIndex)
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return((LPBYTE)(lpResTypeInfo+1) + iResIndex * sizeof(RESNAMEINFO));
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else
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return NULL;
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}
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lpResTypeInfo = (LPRESTYPEINFO)((LPBYTE)(lpResTypeInfo+1) + lpResTypeInfo->rt_nres * sizeof(RESNAMEINFO));
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}
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return NULL;
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}
|
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except (EXCEPTION_EXECUTE_HANDLER)
|
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{
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return NULL;
|
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}
|
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}
|
|
|
|
|
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/* This returns the index (1-relative) of the given resource-id
|
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* in the resource table, if it is found, otherwise it returns NULL.
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*/
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INT GetResIndex(LPBYTE lpResTable, INT iResId, LPBYTE lpResType)
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{
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WORD w;
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LPRESNAMEINFO lpResNameInfo;
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LPRESTYPEINFO lpResTypeInfo = (LPRESTYPEINFO)(lpResTable + sizeof(WORD));
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while (lpResTypeInfo->rt_id)
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{
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if ((lpResTypeInfo->rt_id & RSORDID) && (MAKEINTRESOURCE(lpResTypeInfo->rt_id & ~RSORDID) == (LPTSTR)lpResType))
|
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{
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lpResNameInfo = (LPRESNAMEINFO)(lpResTypeInfo+1);
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for (w=0; w < lpResTypeInfo->rt_nres; w++, lpResNameInfo++)
|
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{
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if ((lpResNameInfo->rn_id & RSORDID) && ((lpResNameInfo->rn_id & ~RSORDID) == iResId))
|
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return(w+1);
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}
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return 0;
|
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}
|
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lpResTypeInfo = (LPRESTYPEINFO)((LPBYTE)(lpResTypeInfo+1) + lpResTypeInfo->rt_nres * sizeof(RESNAMEINFO));
|
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}
|
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return 0;
|
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}
|
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|
|
|
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HANDLE SimpleLoadResource(HFILE fh, LPBYTE lpResTable, INT iResIndex, LPBYTE lpResType)
|
|
{
|
|
INT iShiftCount;
|
|
HICON hIcon;
|
|
LPBYTE lpIcon;
|
|
DWORD dwSize;
|
|
DWORD dwOffset;
|
|
LPRESNAMEINFO lpResPtr;
|
|
|
|
/* The first 2 bytes in ResTable indicate the amount other values should be
|
|
* shifted left.
|
|
*/
|
|
iShiftCount = *((WORD *)lpResTable);
|
|
|
|
lpResPtr = (LPRESNAMEINFO)FindResWithIndex(lpResTable, iResIndex, lpResType);
|
|
|
|
if (!lpResPtr)
|
|
return NULL;
|
|
|
|
/* Left shift the offset to form a LONG. */
|
|
dwOffset = MAKELONG(lpResPtr->rn_offset << iShiftCount, (lpResPtr->rn_offset) >> (16 - iShiftCount));
|
|
dwSize = lpResPtr->rn_length << iShiftCount;
|
|
|
|
if (M_llseek(fh, dwOffset, SEEK_FROMZERO) == -1L)
|
|
return NULL;
|
|
|
|
if (!(hIcon = GlobalAlloc(GMEM_ZEROINIT | GMEM_MOVEABLE, dwSize)))
|
|
return NULL;
|
|
|
|
if (!(lpIcon = GlobalLock(hIcon)))
|
|
goto SLRErr1;
|
|
|
|
if (_lread(fh, (LPVOID)lpIcon, dwSize) < dwSize)
|
|
goto SLRErr2;
|
|
|
|
GlobalUnlock(hIcon);
|
|
return hIcon;
|
|
|
|
SLRErr2:
|
|
GlobalUnlock(hIcon);
|
|
SLRErr1:
|
|
GlobalFree(hIcon);
|
|
return NULL;
|
|
}
|
|
|
|
|
|
VOID FreeIconList(HANDLE hIconList, int iKeepIcon)
|
|
{
|
|
MYICONINFO *lpIconList;
|
|
INT i;
|
|
|
|
if (ExtractIconInfo.hIconList == hIconList) {
|
|
ExtractIconInfo.hIconList = NULL;
|
|
}
|
|
if (NULL != (lpIconList = (MYICONINFO *)GlobalLock(hIconList))) {
|
|
for (i = 0; i < ExtractIconInfo.nIcons; i++) {
|
|
if (i != iKeepIcon) {
|
|
DestroyIcon((lpIconList + i)->hIcon);
|
|
}
|
|
}
|
|
GlobalUnlock(hIconList);
|
|
GlobalFree(hIconList);
|
|
}
|
|
}
|
|
|
|
VOID FreeExtractIconInfo(INT iKeepIcon)
|
|
{
|
|
MYICONINFO *lpIconList;
|
|
INT i;
|
|
|
|
if (ExtractIconInfo.hIconList) {
|
|
if (NULL != (lpIconList = (MYICONINFO *)GlobalLock(ExtractIconInfo.hIconList))) {
|
|
for (i = 0; i < ExtractIconInfo.nIcons; i++) {
|
|
if (i != iKeepIcon) {
|
|
DestroyIcon((lpIconList + i)->hIcon);
|
|
}
|
|
}
|
|
GlobalUnlock(ExtractIconInfo.hIconList);
|
|
}
|
|
GlobalFree(ExtractIconInfo.hIconList);
|
|
ExtractIconInfo.hIconList = NULL;
|
|
}
|
|
|
|
ExtractIconInfo.hAppInst = NULL;
|
|
ExtractIconInfo.nIcons = 0;
|
|
|
|
if (ExtractIconInfo.hFileName) {
|
|
GlobalFree(ExtractIconInfo.hFileName);
|
|
ExtractIconInfo.hFileName = NULL;
|
|
}
|
|
}
|
|
|
|
|
|
HICON APIENTRY ExtractIconA(HINSTANCE hInst, LPCSTR lpszExeFileName, UINT nIconIndex)
|
|
{
|
|
if (lpszExeFileName) {
|
|
LPWSTR lpszExeFileNameW;
|
|
WORD wLen = lstrlenA(lpszExeFileName) + 1;
|
|
|
|
if (!(lpszExeFileNameW = (LPWSTR)LocalAlloc(LMEM_ZEROINIT, (wLen * sizeof(WCHAR))))) {
|
|
return NULL;
|
|
} else {
|
|
HICON hIcon;
|
|
|
|
MultiByteToWideChar(CP_ACP, 0, lpszExeFileName, -1, lpszExeFileNameW, wLen-1);
|
|
|
|
hIcon = ExtractIconW(hInst, lpszExeFileNameW, nIconIndex);
|
|
|
|
LocalFree(lpszExeFileNameW);
|
|
return hIcon;
|
|
|
|
}
|
|
} else {
|
|
return NULL;
|
|
}
|
|
}
|
|
|
|
// Returns a handle to a list of icons
|
|
|
|
HANDLE APIENTRY InternalExtractIconListW(HANDLE hInst, LPWSTR lpszExeFileName, LPINT lpnIcons)
|
|
{
|
|
UINT cIcons, uiResult, i;
|
|
UINT * lpIDs = NULL;
|
|
HICON * lpIcons = NULL;
|
|
HGLOBAL hIconInfo = NULL;
|
|
MYICONINFO *lpIconInfo = NULL;
|
|
|
|
|
|
//
|
|
// Determine the number of icons
|
|
//
|
|
|
|
cIcons = PtrToUlong( ExtractIconW(hInst, lpszExeFileName, (UINT)-1));
|
|
|
|
if (cIcons <= 0)
|
|
return NULL;
|
|
|
|
|
|
//
|
|
// Allocate space for an array of UINT's and HICON's
|
|
//
|
|
|
|
lpIDs = GlobalAlloc(GPTR, cIcons * sizeof(UINT));
|
|
if (!lpIDs) {
|
|
goto IconList_Exit;
|
|
}
|
|
|
|
lpIcons = GlobalAlloc(GPTR, cIcons * sizeof(HICON));
|
|
if (!lpIcons) {
|
|
goto IconList_Exit;
|
|
}
|
|
|
|
|
|
//
|
|
// Allocate space for the array of icons
|
|
//
|
|
|
|
hIconInfo = GlobalAlloc(GMEM_MOVEABLE | GMEM_ZEROINIT, cIcons * sizeof(MYICONINFO));
|
|
if (!hIconInfo) {
|
|
goto IconList_Exit;
|
|
}
|
|
|
|
|
|
//
|
|
// This has to be GlobalLock'ed since the handle is going to
|
|
// be passed back to the application.
|
|
//
|
|
|
|
lpIconInfo = GlobalLock(hIconInfo);
|
|
if (!lpIconInfo) {
|
|
goto IconList_Exit;
|
|
}
|
|
|
|
|
|
//
|
|
// Call ExtractIcons to do the real work.
|
|
//
|
|
|
|
uiResult = ExtractIcons(lpszExeFileName,
|
|
0,
|
|
GetSystemMetrics(SM_CXICON),
|
|
GetSystemMetrics(SM_CYICON),
|
|
lpIcons,
|
|
lpIDs,
|
|
cIcons,
|
|
0);
|
|
|
|
if (uiResult <= 0) {
|
|
goto IconList_Exit;
|
|
}
|
|
|
|
|
|
//
|
|
// Loop through the icons and fill in the array.
|
|
//
|
|
|
|
for (i=0; i < cIcons; i++) {
|
|
lpIconInfo[i].hIcon = lpIcons[i];
|
|
lpIconInfo[i].iIconId = lpIDs[i];
|
|
}
|
|
|
|
|
|
//
|
|
// Unlock the array handle.
|
|
//
|
|
|
|
GlobalUnlock(hIconInfo);
|
|
|
|
|
|
//
|
|
// Clean up allocations
|
|
//
|
|
|
|
GlobalFree(lpIDs);
|
|
GlobalFree(lpIcons);
|
|
|
|
|
|
//
|
|
// Success.
|
|
//
|
|
|
|
return hIconInfo;
|
|
|
|
|
|
IconList_Exit:
|
|
|
|
//
|
|
// Error case. Clean up and return NULL
|
|
//
|
|
|
|
if (lpIconInfo)
|
|
GlobalUnlock(hIconInfo);
|
|
|
|
if (hIconInfo)
|
|
GlobalFree(hIconInfo);
|
|
|
|
if (lpIcons)
|
|
GlobalFree(lpIcons);
|
|
|
|
if (lpIDs)
|
|
GlobalFree(lpIDs);
|
|
|
|
return NULL;
|
|
}
|
|
|
|
HANDLE APIENTRY InternalExtractIconListA(HANDLE hInst, LPSTR lpszExeFileName, LPINT lpnIcons)
|
|
{
|
|
return NULL;
|
|
}
|
|
|
|
/* ExtractVersionResource16W
|
|
* Retrieves a resource from win16 images. Most of this code
|
|
* is stolen from ExtractIconResInfoW in ..\library\extract.c
|
|
*
|
|
* LPWSTR lpwstrFilename - file to extract
|
|
* LPHANDLE lpData - return buffer for handle, NULL if not needed
|
|
*
|
|
* Returns: size of buffer needed
|
|
*/
|
|
|
|
DWORD ExtractVersionResource16W(LPCWSTR lpwstrFilename, LPHANDLE lphData)
|
|
{
|
|
HFILE fh;
|
|
WORD wMagic;
|
|
|
|
INT iTableSize;
|
|
LPBYTE lpResTable;
|
|
DWORD lOffset;
|
|
HANDLE hResTable;
|
|
NEWEXEHDR NEHeader;
|
|
HANDLE hRes;
|
|
DWORD dwSize =0;
|
|
|
|
//
|
|
// Try to open the specified file.
|
|
//
|
|
|
|
fh = HandleToLong(CreateFileW(lpwstrFilename,
|
|
GENERIC_READ,
|
|
FILE_SHARE_READ,
|
|
NULL,
|
|
OPEN_EXISTING,
|
|
FILE_ATTRIBUTE_NORMAL,
|
|
NULL));
|
|
|
|
if (fh == HandleToLong(INVALID_HANDLE_VALUE)) {
|
|
fh = HandleToLong(CreateFileW(lpwstrFilename,
|
|
GENERIC_READ,
|
|
0,
|
|
NULL,
|
|
OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL));
|
|
}
|
|
|
|
if (fh == HandleToLong(INVALID_HANDLE_VALUE))
|
|
return 0;
|
|
|
|
//
|
|
// Read the first two bytes in the file.
|
|
//
|
|
if (_lread(fh, (LPVOID)&wMagic, sizeof(wMagic)) != sizeof(wMagic))
|
|
goto EIExit;
|
|
|
|
switch (wMagic) {
|
|
case MAGIC_MARKZIBO:
|
|
|
|
//
|
|
// Make sure that the file is in the NEW EXE format.
|
|
//
|
|
if (M_llseek(fh, (LONG)0x3C, SEEK_FROMZERO) == -1L)
|
|
goto EIExit;
|
|
|
|
if (_lread(fh, (LPVOID)&lOffset, sizeof(lOffset)) != sizeof(lOffset))
|
|
goto EIExit;
|
|
|
|
if (lOffset == 0L)
|
|
goto EIExit;
|
|
|
|
//
|
|
// Read in the EXE header.
|
|
//
|
|
if (M_llseek(fh, lOffset, SEEK_FROMZERO) == -1L)
|
|
goto EIExit;
|
|
|
|
if (_lread(fh, (LPVOID)&NEHeader, sizeof(NEHeader)) != sizeof(NEHeader))
|
|
goto EIExit;
|
|
|
|
//
|
|
// Is it a NEW EXE?
|
|
//
|
|
if (NE_MAGIC(NEHeader) != NEMAGIC)
|
|
goto EIExit;
|
|
|
|
if ((NE_EXETYP(NEHeader) != NE_WINDOWS) &&
|
|
(NE_EXETYP(NEHeader) != NE_DEV386) &&
|
|
(NE_EXETYP(NEHeader) != NE_UNKNOWN)) /* Some Win2.X apps have NE_UNKNOWN in this field */
|
|
goto EIExit;
|
|
|
|
//
|
|
// Are there any resources?
|
|
//
|
|
if (NE_RSRCTAB(NEHeader) == NE_RESTAB(NEHeader))
|
|
goto EIExit;
|
|
|
|
//
|
|
// Allocate space for the resource table.
|
|
//
|
|
iTableSize = NE_RESTAB(NEHeader) - NE_RSRCTAB(NEHeader);
|
|
hResTable = GlobalAlloc(GMEM_FIXED | GMEM_ZEROINIT, (DWORD)iTableSize);
|
|
|
|
if (!hResTable)
|
|
goto EIExit;
|
|
|
|
//
|
|
// Lock down the resource table.
|
|
lpResTable = GlobalLock(hResTable);
|
|
|
|
if (!lpResTable) {
|
|
GlobalFree(hResTable);
|
|
goto EIExit;
|
|
}
|
|
|
|
//
|
|
// Copy the resource table into memory.
|
|
//
|
|
if (M_llseek(fh,
|
|
(LONG)(lOffset + NE_RSRCTAB(NEHeader)),
|
|
SEEK_FROMZERO) == -1) {
|
|
|
|
goto EIErrExit;
|
|
}
|
|
|
|
if (_lread(fh, (LPBYTE)lpResTable, iTableSize) != (DWORD)iTableSize)
|
|
goto EIErrExit;
|
|
|
|
//
|
|
// Simply load the specified icon.
|
|
//
|
|
hRes = SimpleLoadResource(fh, lpResTable, 0, (LPBYTE)RT_VERSION);
|
|
|
|
if (hRes) {
|
|
dwSize = (DWORD) GlobalSize(hRes);
|
|
|
|
if (lphData) {
|
|
|
|
*lphData = hRes;
|
|
} else {
|
|
|
|
GlobalFree(hRes);
|
|
}
|
|
}
|
|
|
|
EIErrExit:
|
|
GlobalUnlock(hResTable);
|
|
GlobalFree(hResTable);
|
|
break;
|
|
|
|
}
|
|
EIExit:
|
|
_lclose(fh);
|
|
|
|
return dwSize;
|
|
}
|
|
|
|
/* Returns the file's format: 2 for WIndows 2.X, 3 for WIndows 3.X, */
|
|
/* 0 if error. */
|
|
/* Returns the handle to the Icon resource corresponding to wIconIndex */
|
|
/* in lphIconRes, and the size of the resource in lpwSize. */
|
|
/* This is used only by Progman which needs to save the icon resource */
|
|
/* itself in the .GRP files (the actual icon handle is not wanted). */
|
|
/* */
|
|
/* 08-04-91 JohanneC Created. */
|
|
|
|
WORD APIENTRY ExtractIconResInfoW(HANDLE hInst, LPWSTR lpszFileName, WORD wIconIndex, LPWORD lpwSize, LPHANDLE lphIconRes)
|
|
{
|
|
HFILE fh;
|
|
WORD wMagic;
|
|
BOOL bNewResFormat;
|
|
HANDLE hIconDir; /* Icon directory */
|
|
LPBYTE lpIconDir;
|
|
HICON hIcon = NULL;
|
|
BOOL bFormatOK = FALSE;
|
|
INT nIconId;
|
|
WCHAR szFullPath[MAX_PATH];
|
|
int cchPath;
|
|
|
|
/* Try to open the specified file. */
|
|
/* Try to open the specified file. */
|
|
cchPath = SearchPathW(NULL, lpszFileName, NULL, ARRAYSIZE(szFullPath), szFullPath, NULL);
|
|
if (cchPath == 0 || cchPath >= MAX_PATH)
|
|
return 0;
|
|
|
|
fh = HandleToLong(CreateFileW((LPCWSTR)szFullPath, GENERIC_READ, FILE_SHARE_READ, NULL,
|
|
OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL));
|
|
|
|
if (fh == HandleToLong(INVALID_HANDLE_VALUE)) {
|
|
fh = HandleToLong(CreateFileW((LPCWSTR)szFullPath, GENERIC_READ, 0, NULL,
|
|
OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL));
|
|
}
|
|
|
|
if (fh == HandleToLong(INVALID_HANDLE_VALUE))
|
|
return 0;
|
|
|
|
/* Read the first two bytes in the file. */
|
|
if (_lread(fh, (LPVOID)&wMagic, sizeof(wMagic)) != sizeof(wMagic))
|
|
goto EIExit;
|
|
|
|
switch (wMagic) {
|
|
case MAGIC_ICON30:
|
|
{
|
|
INT i;
|
|
LPVOID lpIcon;
|
|
NEWHEADER NewHeader;
|
|
LPNEWHEADER lpHeader;
|
|
LPRESDIR lpResDir;
|
|
RESDIRDISK ResDirDisk;
|
|
#define MAXICONS 10
|
|
DWORD Offsets[MAXICONS];
|
|
|
|
/* Only one icon per .ICO file. */
|
|
if (wIconIndex) {
|
|
break;
|
|
}
|
|
|
|
/* Read the header and check if it is a valid ICO file. */
|
|
if (_lread(fh, ((LPBYTE)&NewHeader)+2, sizeof(NewHeader)-2) != sizeof(NewHeader)-2)
|
|
goto EICleanup1;
|
|
|
|
NewHeader.Reserved = MAGIC_ICON30;
|
|
|
|
/* Check if the file is in correct format */
|
|
if (NewHeader.ResType != 1)
|
|
goto EICleanup1;
|
|
|
|
/* Allocate enough space to create a Global Directory Resource. */
|
|
hIconDir = GlobalAlloc(GHND, (LONG)(sizeof(NEWHEADER)+NewHeader.ResCount*sizeof(RESDIR)));
|
|
if (hIconDir == NULL)
|
|
goto EICleanup1;
|
|
|
|
if ((lpHeader = (LPNEWHEADER)GlobalLock(hIconDir)) == NULL)
|
|
goto EICleanup2;
|
|
|
|
NewHeader.ResCount = (WORD)min((int)NewHeader.ResCount, MAXICONS);
|
|
|
|
// fill in this structure for user
|
|
|
|
*lpHeader = NewHeader;
|
|
|
|
// read in the stuff from disk, transfer it to a memory structure
|
|
// that user can deal with
|
|
|
|
lpResDir = (LPRESDIR)(lpHeader + 1);
|
|
for (i = 0; (WORD)i < NewHeader.ResCount; i++) {
|
|
|
|
if (_lread(fh, (LPVOID)&ResDirDisk, sizeof(ResDirDisk)) < sizeof(RESDIR))
|
|
goto EICleanup3;
|
|
|
|
Offsets[i] = ResDirDisk.Offset;
|
|
|
|
*lpResDir = *((LPRESDIR)&ResDirDisk);
|
|
lpResDir->idIcon = (WORD)(i+1); // fill in the id
|
|
|
|
lpResDir++;
|
|
}
|
|
|
|
/* Now that we have the Complete resource directory, let us find out the
|
|
* suitable form of icon (that matches the current display driver).
|
|
*/
|
|
lpIconDir = GlobalLock(hIconDir);
|
|
if (!lpIconDir) {
|
|
GlobalFree(hIconDir);
|
|
goto EIErrExit;
|
|
}
|
|
wIconIndex = (WORD)(LookupIconIdFromDirectory(lpIconDir, TRUE) - 1);
|
|
GlobalUnlock(hIconDir);
|
|
lpResDir = (LPRESDIR)(lpHeader+1) + wIconIndex;
|
|
|
|
/* Allocate memory for the Resource to be loaded. */
|
|
if ((hIcon = GlobalAlloc(GMEM_ZEROINIT | GMEM_MOVEABLE, (DWORD)lpResDir->BytesInRes)) == NULL)
|
|
goto EICleanup3;
|
|
if ((lpIcon = GlobalLock(hIcon)) == NULL)
|
|
goto EICleanup4;
|
|
|
|
/* Seek to the correct place and read in the resource */
|
|
if (M_llseek(fh, Offsets[wIconIndex], SEEK_FROMZERO) == -1L)
|
|
goto EICleanup5;
|
|
if (_lread(fh, (LPVOID)lpIcon, (DWORD)lpResDir->BytesInRes) < lpResDir->BytesInRes)
|
|
goto EICleanup5;
|
|
GlobalUnlock(hIcon);
|
|
|
|
*lphIconRes = hIcon;
|
|
*lpwSize = (WORD)lpResDir->BytesInRes;
|
|
bFormatOK = TRUE;
|
|
bNewResFormat = TRUE;
|
|
goto EICleanup3;
|
|
|
|
EICleanup5:
|
|
GlobalUnlock(hIcon);
|
|
EICleanup4:
|
|
GlobalFree(hIcon);
|
|
hIcon = (HICON)1;
|
|
EICleanup3:
|
|
GlobalUnlock(hIconDir);
|
|
EICleanup2:
|
|
GlobalFree(hIconDir);
|
|
EICleanup1:
|
|
break;
|
|
}
|
|
|
|
case MAGIC_MARKZIBO:
|
|
{
|
|
INT iTableSize;
|
|
LPBYTE lpResTable;
|
|
DWORD lOffset;
|
|
HANDLE hResTable;
|
|
NEWEXEHDR NEHeader;
|
|
|
|
/* Make sure that the file is in the NEW EXE format. */
|
|
if (M_llseek(fh, (LONG)0x3C, SEEK_FROMZERO) == -1L)
|
|
goto EIExit;
|
|
if (_lread(fh, (LPVOID)&lOffset, sizeof(lOffset)) != sizeof(lOffset))
|
|
goto EIExit;
|
|
if (lOffset == 0L)
|
|
goto EIExit;
|
|
|
|
/* Read in the EXE header. */
|
|
if (M_llseek(fh, lOffset, SEEK_FROMZERO) == -1L)
|
|
goto EIExit;
|
|
if (_lread(fh, (LPVOID)&NEHeader, sizeof(NEHeader)) != sizeof(NEHeader))
|
|
goto EIExit;
|
|
|
|
/* Is it a NEW EXE? */
|
|
if (NE_MAGIC(NEHeader) != NEMAGIC)
|
|
goto EIExit;
|
|
|
|
if ((NE_EXETYP(NEHeader) != NE_WINDOWS) &&
|
|
(NE_EXETYP(NEHeader) != NE_DEV386) &&
|
|
(NE_EXETYP(NEHeader) != NE_UNKNOWN)) /* Some Win2.X apps have NE_UNKNOWN in this field */
|
|
goto EIExit;
|
|
|
|
hIcon = NULL;
|
|
|
|
/* Are there any resources? */
|
|
if (NE_RSRCTAB(NEHeader) == NE_RESTAB(NEHeader))
|
|
goto EIExit;
|
|
|
|
/* Remember whether or not this is a Win3.0 EXE. */
|
|
bNewResFormat = (NEHeader.ne_expver >= VER);
|
|
|
|
/* Allocate space for the resource table. */
|
|
iTableSize = NE_RESTAB(NEHeader) - NE_RSRCTAB(NEHeader);
|
|
hResTable = GlobalAlloc(GMEM_ZEROINIT, (DWORD)iTableSize);
|
|
if (!hResTable)
|
|
goto EIExit;
|
|
|
|
/* Lock down the resource table. */
|
|
lpResTable = GlobalLock(hResTable);
|
|
if (!lpResTable) {
|
|
GlobalFree(hResTable);
|
|
goto EIExit;
|
|
}
|
|
|
|
/* Copy the resource table into memory. */
|
|
if (M_llseek(fh, (LONG)(lOffset + NE_RSRCTAB(NEHeader)), SEEK_FROMZERO) == -1)
|
|
goto EIErrExit;
|
|
if (_lread(fh, (LPBYTE)lpResTable, iTableSize) != (DWORD)iTableSize)
|
|
goto EIErrExit;
|
|
|
|
|
|
/* Is this a Win3.0 EXE? */
|
|
if (bNewResFormat) {
|
|
/* First, load the Icon directory. */
|
|
hIconDir = SimpleLoadResource(fh, lpResTable, (int)wIconIndex, (LPBYTE)RT_GROUP_ICON);
|
|
|
|
if (!hIconDir)
|
|
goto EIErrExit;
|
|
lpIconDir = GlobalLock(hIconDir);
|
|
if (!lpIconDir) {
|
|
GlobalFree(hIconDir);
|
|
goto EIErrExit;
|
|
}
|
|
nIconId = LookupIconIdFromDirectory(lpIconDir, TRUE);
|
|
wIconIndex = (WORD)(GetResIndex(lpResTable, nIconId, (LPBYTE)RT_ICON) - 1);
|
|
GlobalUnlock(hIconDir);
|
|
/* We're finished with the icon directory. */
|
|
GlobalFree(hIconDir);
|
|
|
|
|
|
/* Now load the selected icon. */
|
|
*lphIconRes = SimpleLoadResource(fh, lpResTable, (int)wIconIndex, (LPBYTE)RT_ICON);
|
|
}
|
|
else {
|
|
/* Simply load the specified icon. */
|
|
*lphIconRes = SimpleLoadResource(fh, lpResTable, (int)wIconIndex, (LPBYTE)RT_ICON);
|
|
}
|
|
|
|
if (*lphIconRes) {
|
|
*lpwSize = (WORD)GlobalSize(*lphIconRes);
|
|
}
|
|
bFormatOK = TRUE;
|
|
|
|
EIErrExit:
|
|
GlobalUnlock(hResTable);
|
|
GlobalFree(hResTable);
|
|
break;
|
|
}
|
|
}
|
|
EIExit:
|
|
_lclose(fh);
|
|
hInst;
|
|
if (bFormatOK)
|
|
return (WORD)(bNewResFormat ? 3 : 2);
|
|
else
|
|
return 0;
|
|
}
|
|
|
|
WORD APIENTRY ExtractIconResInfoA(HANDLE hInst, LPSTR lpszFileName, WORD wIconIndex, LPWORD lpwSize, LPHANDLE lphIconRes)
|
|
{
|
|
if (lpszFileName)
|
|
{
|
|
LPWSTR lpszFileNameW;
|
|
WORD wLen = lstrlenA(lpszFileName) + 1;
|
|
|
|
if (!(lpszFileNameW = (LPWSTR)LocalAlloc(LMEM_ZEROINIT, (wLen * sizeof(WCHAR)))))
|
|
{
|
|
return 0;
|
|
}
|
|
else
|
|
{
|
|
WORD wRet;
|
|
MultiByteToWideChar(CP_ACP, 0, lpszFileName, -1, lpszFileNameW, wLen - 1);
|
|
wRet = ExtractIconResInfoW(hInst, lpszFileNameW, wIconIndex, lpwSize, lphIconRes);
|
|
|
|
LocalFree(lpszFileNameW);
|
|
return wRet;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
return 0;
|
|
}
|
|
}
|
|
|
|
|
|
//
|
|
// in:
|
|
// lpIconPath path of thing to extract icon for (may be an exe
|
|
// or something that is associated)
|
|
// lpiIconIndex icon index to use
|
|
//
|
|
// out:
|
|
// lpIconPath filled in with the real path where the icon came from
|
|
// lpiIconIndex filled in with the real icon index
|
|
// lpiIconId filled in with the icon id
|
|
//
|
|
// returns:
|
|
// icon handle
|
|
//
|
|
// note: if the caller is progman it returns special icons from within progman
|
|
//
|
|
//
|
|
|
|
HICON APIENTRY ExtractAssociatedIconExW(HINSTANCE hInst, LPWSTR lpIconPath, LPWORD lpiIconIndex, LPWORD lpiIconId)
|
|
{
|
|
WCHAR wszExePath[MAX_PATH];
|
|
HICON hIcon;
|
|
UINT idIcon = (UINT)-1; // Don't know value
|
|
BOOL fAssociated = FALSE;
|
|
|
|
if ((INT)*lpiIconIndex == -1)
|
|
return (HICON)NULL;
|
|
|
|
Retry:
|
|
ExtractIcons(lpIconPath, *lpiIconIndex, GetSystemMetrics(SM_CXICON), GetSystemMetrics(SM_CYICON),
|
|
&hIcon, &idIcon, 1, 0);
|
|
|
|
if (hIcon == NULL)
|
|
{
|
|
wszExePath[0] = TEXT('\0');
|
|
|
|
FindExecutable(lpIconPath,NULL,wszExePath);
|
|
|
|
//
|
|
// If FindExecutable fails, or fAssociated
|
|
// is true, or FindExecutable returns the
|
|
// extact same filename it was looking for,
|
|
// then issue the default icon from progman.
|
|
//
|
|
|
|
if (!*wszExePath || fAssociated ||
|
|
(*wszExePath && (lstrcmpi(lpIconPath, wszExePath) == 0)))
|
|
{
|
|
LPTSTR lpId;
|
|
WORD wDefIconId;
|
|
HANDLE h;
|
|
LPVOID p;
|
|
//
|
|
// Magic values from NT's old progman
|
|
//
|
|
#define ITEMICON 7
|
|
#define DOSAPPICON 2
|
|
#define ITEMICONINDEX 6
|
|
#define DOSAPPICONINDEX 1
|
|
|
|
if ( *wszExePath && (HasExtension(wszExePath) == 0) )
|
|
{
|
|
//
|
|
// Generic Document icon processing
|
|
//
|
|
lpId = MAKEINTRESOURCE(ITEMICON);
|
|
wDefIconId = ITEMICONINDEX;
|
|
}
|
|
else
|
|
{
|
|
//
|
|
// Generic Program icon processing
|
|
//
|
|
lpId = MAKEINTRESOURCE(DOSAPPICON);
|
|
wDefIconId = DOSAPPICONINDEX;
|
|
}
|
|
GetModuleFileName(hInst, lpIconPath, CCHICONPATHMAXLEN); // this API is exported, no cch param for us :(
|
|
/*
|
|
* Look up the icon id from the directory.
|
|
*/
|
|
if (NULL != (h = FindResource(hInst, lpId, RT_GROUP_ICON))) {
|
|
h = LoadResource(hInst, h);
|
|
p = LockResource(h);
|
|
*lpiIconId = (WORD)LookupIconIdFromDirectory(p, TRUE);
|
|
UnlockResource(h);
|
|
FreeResource(h);
|
|
}
|
|
*lpiIconIndex = wDefIconId;
|
|
return LoadIcon(hInst, lpId);
|
|
}
|
|
SheRemoveQuotes(wszExePath);
|
|
lstrcpyn(lpIconPath, wszExePath, CCHICONPATHMAXLEN); // this API is exported, no cch param for us :(
|
|
fAssociated = TRUE;
|
|
goto Retry;
|
|
}
|
|
|
|
*lpiIconId = (WORD) idIcon; // Fill in with whatever we've found (or -1)
|
|
|
|
return hIcon;
|
|
}
|
|
|
|
|
|
HICON APIENTRY ExtractAssociatedIconExA(HINSTANCE hInst, LPSTR lpIconPath, LPWORD lpiIconIndex, LPWORD lpiIconId)
|
|
{
|
|
HICON hIcon = NULL;
|
|
|
|
if (lpIconPath)
|
|
{
|
|
BOOL fDefCharUsed;
|
|
WCHAR IconPathW[MAX_PATH] = L"";
|
|
|
|
MultiByteToWideChar(CP_ACP, 0, lpIconPath, -1 , (LPWSTR)IconPathW, ARRAYSIZE(IconPathW));
|
|
hIcon = ExtractAssociatedIconExW(hInst, (LPWSTR)IconPathW, lpiIconIndex, lpiIconId);
|
|
|
|
try
|
|
{
|
|
WideCharToMultiByte(CP_ACP, 0, (LPWSTR)IconPathW, -1, lpIconPath, CCHICONPATHMAXLEN,
|
|
NULL, &fDefCharUsed);
|
|
}
|
|
except(EXCEPTION_EXECUTE_HANDLER)
|
|
{
|
|
hIcon = NULL;
|
|
}
|
|
}
|
|
return hIcon;
|
|
}
|
|
|
|
//
|
|
// in:
|
|
// lpIconPath path of thing to extract icon for (may be an exe
|
|
// or something that is associated)
|
|
// lpiIcon icon index to use
|
|
//
|
|
// out:
|
|
// lpIconPath filled in with the real path where the icon came from
|
|
// lpiIcon filled in with the real icon index
|
|
//
|
|
// returns:
|
|
// icon handle
|
|
//
|
|
// note: if the caller is progman it returns special icons from within progman
|
|
//
|
|
//
|
|
|
|
HICON APIENTRY ExtractAssociatedIconA(HINSTANCE hInst, LPSTR lpIconPath, LPWORD lpiIcon)
|
|
{
|
|
HICON hIcon = NULL;
|
|
|
|
if (lpIconPath)
|
|
{
|
|
BOOL fDefCharUsed;
|
|
WCHAR IconPathW[MAX_PATH] = L"";
|
|
|
|
MultiByteToWideChar(CP_ACP, 0, lpIconPath, -1 , (LPWSTR)IconPathW, ARRAYSIZE(IconPathW));
|
|
hIcon = ExtractAssociatedIconW(hInst, (LPWSTR)IconPathW, lpiIcon);
|
|
|
|
try
|
|
{
|
|
WideCharToMultiByte(CP_ACP, 0, (LPWSTR)IconPathW, -1, lpIconPath, CCHICONPATHMAXLEN,
|
|
NULL, &fDefCharUsed);
|
|
}
|
|
except(EXCEPTION_EXECUTE_HANDLER)
|
|
{
|
|
hIcon = NULL;
|
|
}
|
|
}
|
|
return hIcon;
|
|
}
|