660 lines
20 KiB
C
660 lines
20 KiB
C
/*
|
|
* icon extracting
|
|
*
|
|
* taken and slightly changed from shell
|
|
* this should replace the icon extraction code in shell32 and shell16 once
|
|
* it needs a serious test for compliance with the native API
|
|
*/
|
|
#include <string.h>
|
|
#include <stdlib.h> /* abs() */
|
|
#include <sys/types.h>
|
|
#include <unistd.h>
|
|
#include "winbase.h"
|
|
#include "windef.h"
|
|
#include "winerror.h"
|
|
#include "wingdi.h"
|
|
#include "winuser.h"
|
|
#include "neexe.h"
|
|
#include "cursoricon.h"
|
|
#include "module.h"
|
|
#include "heap.h"
|
|
#include "debugtools.h"
|
|
|
|
DEFAULT_DEBUG_CHANNEL(icon);
|
|
|
|
#include "pshpack1.h"
|
|
|
|
typedef struct
|
|
{
|
|
BYTE bWidth; /* Width, in pixels, of the image */
|
|
BYTE bHeight; /* Height, in pixels, of the image */
|
|
BYTE bColorCount; /* Number of colors in image (0 if >=8bpp) */
|
|
BYTE bReserved; /* Reserved ( must be 0) */
|
|
WORD wPlanes; /* Color Planes */
|
|
WORD wBitCount; /* Bits per pixel */
|
|
DWORD dwBytesInRes; /* How many bytes in this resource? */
|
|
DWORD dwImageOffset; /* Where in the file is this image? */
|
|
} icoICONDIRENTRY, *LPicoICONDIRENTRY;
|
|
|
|
typedef struct
|
|
{
|
|
WORD idReserved; /* Reserved (must be 0) */
|
|
WORD idType; /* Resource Type (RES_ICON or RES_CURSOR) */
|
|
WORD idCount; /* How many images */
|
|
icoICONDIRENTRY idEntries[1]; /* An entry for each image (idCount of 'em) */
|
|
} icoICONDIR, *LPicoICONDIR;
|
|
|
|
#include "poppack.h"
|
|
|
|
#if 0
|
|
static void dumpIcoDirEnty ( LPicoICONDIRENTRY entry )
|
|
{
|
|
TRACE("width = 0x%08x height = 0x%08x\n", entry->bWidth, entry->bHeight);
|
|
TRACE("colors = 0x%08x planes = 0x%08x\n", entry->bColorCount, entry->wPlanes);
|
|
TRACE("bitcount = 0x%08x bytesinres = 0x%08lx offset = 0x%08lx\n",
|
|
entry->wBitCount, entry->dwBytesInRes, entry->dwImageOffset);
|
|
}
|
|
static void dumpIcoDir ( LPicoICONDIR entry )
|
|
{
|
|
TRACE("type = 0x%08x count = 0x%08x\n", entry->idType, entry->idCount);
|
|
}
|
|
#endif
|
|
|
|
/**********************************************************************
|
|
* find_entry_by_id
|
|
*
|
|
* Find an entry by id in a resource directory
|
|
* Copied from loader/pe_resource.c (FIXME: should use exported resource functions)
|
|
*/
|
|
static const IMAGE_RESOURCE_DIRECTORY *find_entry_by_id( const IMAGE_RESOURCE_DIRECTORY *dir,
|
|
WORD id, const void *root )
|
|
{
|
|
const IMAGE_RESOURCE_DIRECTORY_ENTRY *entry;
|
|
int min, max, pos;
|
|
|
|
entry = (const IMAGE_RESOURCE_DIRECTORY_ENTRY *)(dir + 1);
|
|
min = dir->NumberOfNamedEntries;
|
|
max = min + dir->NumberOfIdEntries - 1;
|
|
while (min <= max)
|
|
{
|
|
pos = (min + max) / 2;
|
|
if (entry[pos].u1.Id == id)
|
|
return (IMAGE_RESOURCE_DIRECTORY *)((char *)root + entry[pos].u2.s.OffsetToDirectory);
|
|
if (entry[pos].u1.Id > id) max = pos - 1;
|
|
else min = pos + 1;
|
|
}
|
|
return NULL;
|
|
}
|
|
|
|
/**********************************************************************
|
|
* find_entry_default
|
|
*
|
|
* Find a default entry in a resource directory
|
|
* Copied from loader/pe_resource.c (FIXME: should use exported resource functions)
|
|
*/
|
|
static const IMAGE_RESOURCE_DIRECTORY *find_entry_default( const IMAGE_RESOURCE_DIRECTORY *dir,
|
|
const void *root )
|
|
{
|
|
const IMAGE_RESOURCE_DIRECTORY_ENTRY *entry;
|
|
entry = (const IMAGE_RESOURCE_DIRECTORY_ENTRY *)(dir + 1);
|
|
return (IMAGE_RESOURCE_DIRECTORY *)((char *)root + entry->u2.s.OffsetToDirectory);
|
|
}
|
|
|
|
/*************************************************************************
|
|
* USER32_GetResourceTable
|
|
*/
|
|
static DWORD USER32_GetResourceTable(LPBYTE peimage,DWORD pesize,LPBYTE *retptr)
|
|
{
|
|
IMAGE_DOS_HEADER * mz_header;
|
|
|
|
TRACE("%p %p\n", peimage, retptr);
|
|
|
|
*retptr = NULL;
|
|
|
|
mz_header = (IMAGE_DOS_HEADER*) peimage;
|
|
|
|
if (mz_header->e_magic != IMAGE_DOS_SIGNATURE)
|
|
{
|
|
if (mz_header->e_cblp == 1) /* .ICO file ? */
|
|
{
|
|
*retptr = (LPBYTE)-1; /* ICONHEADER.idType, must be 1 */
|
|
return 1;
|
|
}
|
|
else
|
|
return 0; /* failed */
|
|
}
|
|
if (mz_header->e_lfanew >= pesize) {
|
|
return 0; /* failed, happens with PKZIP DOS Exes for instance. */
|
|
}
|
|
if (*((DWORD*)(peimage + mz_header->e_lfanew)) == IMAGE_NT_SIGNATURE )
|
|
return IMAGE_NT_SIGNATURE;
|
|
|
|
if (*((WORD*)(peimage + mz_header->e_lfanew)) == IMAGE_OS2_SIGNATURE )
|
|
{
|
|
IMAGE_OS2_HEADER * ne_header;
|
|
|
|
ne_header = (IMAGE_OS2_HEADER*)(peimage + mz_header->e_lfanew);
|
|
|
|
if (ne_header->ne_magic != IMAGE_OS2_SIGNATURE)
|
|
return 0;
|
|
|
|
if( (ne_header->ne_restab - ne_header->ne_rsrctab) <= sizeof(NE_TYPEINFO) )
|
|
*retptr = (LPBYTE)-1;
|
|
else
|
|
*retptr = peimage + mz_header->e_lfanew + ne_header->ne_rsrctab;
|
|
|
|
return IMAGE_OS2_SIGNATURE;
|
|
}
|
|
return 0; /* failed */
|
|
}
|
|
/*************************************************************************
|
|
* USER32_LoadResource
|
|
*/
|
|
static BYTE * USER32_LoadResource( LPBYTE peimage, NE_NAMEINFO* pNInfo, WORD sizeShift, ULONG *uSize)
|
|
{
|
|
TRACE("%p %p 0x%08x\n", peimage, pNInfo, sizeShift);
|
|
|
|
*uSize = (DWORD)pNInfo->length << sizeShift;
|
|
return peimage + ((DWORD)pNInfo->offset << sizeShift);
|
|
}
|
|
|
|
/*************************************************************************
|
|
* ICO_LoadIcon
|
|
*/
|
|
static BYTE * ICO_LoadIcon( LPBYTE peimage, LPicoICONDIRENTRY lpiIDE, ULONG *uSize)
|
|
{
|
|
TRACE("%p %p\n", peimage, lpiIDE);
|
|
|
|
*uSize = lpiIDE->dwBytesInRes;
|
|
return peimage + lpiIDE->dwImageOffset;
|
|
}
|
|
|
|
/*************************************************************************
|
|
* ICO_GetIconDirectory
|
|
*
|
|
* Reads .ico file and build phony ICONDIR struct
|
|
* see http://www.microsoft.com/win32dev/ui/icons.htm
|
|
*/
|
|
#define HEADER_SIZE (sizeof(CURSORICONDIR) - sizeof (CURSORICONDIRENTRY))
|
|
#define HEADER_SIZE_FILE (sizeof(icoICONDIR) - sizeof (icoICONDIRENTRY))
|
|
|
|
static BYTE * ICO_GetIconDirectory( LPBYTE peimage, LPicoICONDIR* lplpiID, ULONG *uSize )
|
|
{
|
|
CURSORICONDIR * lpcid; /* icon resource in resource-dir format */
|
|
CURSORICONDIR * lpID; /* icon resource in resource format */
|
|
int i;
|
|
|
|
TRACE("%p %p\n", peimage, lplpiID);
|
|
|
|
lpcid = (CURSORICONDIR*)peimage;
|
|
|
|
if( lpcid->idReserved || (lpcid->idType != 1) || (!lpcid->idCount) )
|
|
return 0;
|
|
|
|
/* allocate the phony ICONDIR structure */
|
|
*uSize = lpcid->idCount * sizeof(CURSORICONDIRENTRY) + HEADER_SIZE;
|
|
if( (lpID = (CURSORICONDIR*)HeapAlloc(GetProcessHeap(),0, *uSize) ))
|
|
{
|
|
/* copy the header */
|
|
lpID->idReserved = lpcid->idReserved;
|
|
lpID->idType = lpcid->idType;
|
|
lpID->idCount = lpcid->idCount;
|
|
|
|
/* copy the entrys */
|
|
for( i=0; i < lpcid->idCount; i++ )
|
|
{
|
|
memcpy((void*)&(lpID->idEntries[i]),(void*)&(lpcid->idEntries[i]), sizeof(CURSORICONDIRENTRY) - 2);
|
|
lpID->idEntries[i].wResId = i;
|
|
}
|
|
|
|
*lplpiID = (LPicoICONDIR)peimage;
|
|
return (BYTE *)lpID;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
/*************************************************************************
|
|
* ICO_ExtractIconExW [internal]
|
|
*
|
|
* NOTES
|
|
* nIcons = 0: returns number of Icons in file
|
|
*
|
|
* returns
|
|
* failure:0; success: icon handle or nr of icons (nIconIndex-1)
|
|
*/
|
|
static HRESULT ICO_ExtractIconExW(
|
|
LPCWSTR lpszExeFileName,
|
|
HICON * RetPtr,
|
|
INT nIconIndex,
|
|
UINT nIcons,
|
|
UINT cxDesired,
|
|
UINT cyDesired )
|
|
{
|
|
HGLOBAL hRet = E_FAIL;
|
|
LPBYTE pData;
|
|
DWORD sig;
|
|
HFILE hFile;
|
|
UINT16 iconDirCount = 0,iconCount = 0;
|
|
LPBYTE peimage;
|
|
HANDLE fmapping;
|
|
ULONG uSize;
|
|
DWORD fsizeh,fsizel;
|
|
|
|
TRACE("(file %s,start %d,extract %d\n", debugstr_w(lpszExeFileName), nIconIndex, nIcons);
|
|
|
|
hFile = CreateFileW( lpszExeFileName, GENERIC_READ, FILE_SHARE_READ, NULL, OPEN_EXISTING, 0, -1 );
|
|
if (hFile == INVALID_HANDLE_VALUE) return hRet;
|
|
fsizel = GetFileSize(hFile,&fsizeh);
|
|
|
|
/* Map the file */
|
|
fmapping = CreateFileMappingA( hFile, NULL, PAGE_READONLY | SEC_COMMIT, 0, 0, NULL );
|
|
CloseHandle( hFile );
|
|
if (!fmapping)
|
|
{
|
|
WARN("CreateFileMapping error %ld\n", GetLastError() );
|
|
return hRet;
|
|
}
|
|
|
|
if ( !(peimage = MapViewOfFile(fmapping,FILE_MAP_READ,0,0,0)))
|
|
{
|
|
WARN("MapViewOfFile error %ld\n", GetLastError() );
|
|
CloseHandle( fmapping );
|
|
return hRet;
|
|
}
|
|
CloseHandle( fmapping );
|
|
|
|
sig = USER32_GetResourceTable(peimage,fsizel,&pData);
|
|
|
|
/* ico file */
|
|
if( sig==IMAGE_OS2_SIGNATURE || sig==1 ) /* .ICO file */
|
|
{
|
|
BYTE *pCIDir = 0;
|
|
NE_TYPEINFO *pTInfo = (NE_TYPEINFO*)(pData + 2);
|
|
NE_NAMEINFO *pIconStorage = NULL;
|
|
NE_NAMEINFO *pIconDir = NULL;
|
|
LPicoICONDIR lpiID = NULL;
|
|
|
|
TRACE("-- OS2/icon Signature (0x%08lx)\n", sig);
|
|
|
|
if( pData == (BYTE*)-1 )
|
|
{
|
|
/* FIXME: pCIDir is allocated on the heap - memory leak */
|
|
pCIDir = ICO_GetIconDirectory(peimage, &lpiID, &uSize); /* check for .ICO file */
|
|
if( pCIDir )
|
|
{
|
|
iconDirCount = 1; iconCount = lpiID->idCount;
|
|
TRACE("-- icon found %p 0x%08lx 0x%08x 0x%08x\n", pCIDir, uSize, iconDirCount, iconCount);
|
|
}
|
|
}
|
|
else while( pTInfo->type_id && !(pIconStorage && pIconDir) )
|
|
{
|
|
if( pTInfo->type_id == NE_RSCTYPE_GROUP_ICON ) /* find icon directory and icon repository */
|
|
{
|
|
iconDirCount = pTInfo->count;
|
|
pIconDir = ((NE_NAMEINFO*)(pTInfo + 1));
|
|
TRACE("\tfound directory - %i icon families\n", iconDirCount);
|
|
}
|
|
if( pTInfo->type_id == NE_RSCTYPE_ICON )
|
|
{
|
|
iconCount = pTInfo->count;
|
|
pIconStorage = ((NE_NAMEINFO*)(pTInfo + 1));
|
|
TRACE("\ttotal icons - %i\n", iconCount);
|
|
}
|
|
pTInfo = (NE_TYPEINFO *)((char*)(pTInfo+1)+pTInfo->count*sizeof(NE_NAMEINFO));
|
|
}
|
|
|
|
if( (pIconStorage && pIconDir) || lpiID ) /* load resources and create icons */
|
|
{
|
|
if( nIcons == 0 )
|
|
{
|
|
hRet = iconDirCount;
|
|
}
|
|
else if( nIconIndex < iconDirCount )
|
|
{
|
|
UINT16 i, icon;
|
|
if( nIcons > iconDirCount - nIconIndex )
|
|
nIcons = iconDirCount - nIconIndex;
|
|
|
|
for( i = nIconIndex; i < nIconIndex + nIcons; i++ )
|
|
{
|
|
/* .ICO files have only one icon directory */
|
|
if( lpiID == NULL ) /* *.ico */
|
|
pCIDir = USER32_LoadResource( peimage, pIconDir + i, *(WORD*)pData, &uSize );
|
|
RetPtr[i-nIconIndex] = LookupIconIdFromDirectoryEx( pCIDir, TRUE, cxDesired, cyDesired, 0);
|
|
}
|
|
|
|
for( icon = nIconIndex; icon < nIconIndex + nIcons; icon++ )
|
|
{
|
|
pCIDir = NULL;
|
|
if( lpiID )
|
|
pCIDir = ICO_LoadIcon( peimage, lpiID->idEntries + RetPtr[icon-nIconIndex], &uSize);
|
|
else
|
|
for( i = 0; i < iconCount; i++ )
|
|
if( pIconStorage[i].id == (RetPtr[icon-nIconIndex] | 0x8000) )
|
|
pCIDir = USER32_LoadResource( peimage, pIconStorage + i,*(WORD*)pData, &uSize );
|
|
|
|
if( pCIDir )
|
|
RetPtr[icon-nIconIndex] = (HICON) CreateIconFromResourceEx(pCIDir,uSize,TRUE,0x00030000, cxDesired, cyDesired, LR_DEFAULTCOLOR);
|
|
else
|
|
RetPtr[icon-nIconIndex] = 0;
|
|
}
|
|
hRet = S_OK;
|
|
}
|
|
}
|
|
}
|
|
/* end ico file */
|
|
|
|
/* exe/dll */
|
|
else if( sig == IMAGE_NT_SIGNATURE )
|
|
{
|
|
LPBYTE idata,igdata;
|
|
PIMAGE_DOS_HEADER dheader;
|
|
PIMAGE_NT_HEADERS pe_header;
|
|
PIMAGE_SECTION_HEADER pe_sections;
|
|
const IMAGE_RESOURCE_DIRECTORY *rootresdir,*iconresdir,*icongroupresdir;
|
|
const IMAGE_RESOURCE_DATA_ENTRY *idataent,*igdataent;
|
|
const IMAGE_RESOURCE_DIRECTORY_ENTRY *xresent;
|
|
int i,j;
|
|
|
|
dheader = (PIMAGE_DOS_HEADER)peimage;
|
|
pe_header = (PIMAGE_NT_HEADERS)(peimage+dheader->e_lfanew); /* it is a pe header, USER32_GetResourceTable checked that */
|
|
pe_sections = (PIMAGE_SECTION_HEADER)(((char*)pe_header)+sizeof(*pe_header)); /* probably makes problems with short PE headers...*/
|
|
rootresdir = NULL;
|
|
|
|
/* search for the root resource directory */
|
|
for (i=0;i<pe_header->FileHeader.NumberOfSections;i++)
|
|
{
|
|
if (pe_sections[i].Characteristics & IMAGE_SCN_CNT_UNINITIALIZED_DATA)
|
|
continue;
|
|
if (fsizel < pe_sections[i].PointerToRawData+pe_sections[i].SizeOfRawData) {
|
|
FIXME("File %s too short (section is at %ld bytes, real size is %ld)\n",
|
|
debugstr_w(lpszExeFileName),
|
|
pe_sections[i].PointerToRawData+pe_sections[i].SizeOfRawData,
|
|
fsizel
|
|
);
|
|
goto end;
|
|
}
|
|
/* FIXME: doesn't work when the resources are not in a seperate section */
|
|
if (pe_sections[i].VirtualAddress == pe_header->OptionalHeader.DataDirectory[IMAGE_DIRECTORY_ENTRY_RESOURCE].VirtualAddress)
|
|
{
|
|
rootresdir = (PIMAGE_RESOURCE_DIRECTORY)(peimage+pe_sections[i].PointerToRawData);
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (!rootresdir)
|
|
{
|
|
WARN("haven't found section for resource directory.\n");
|
|
goto end; /* failure */
|
|
}
|
|
|
|
/* search for the group icon directory */
|
|
if (!(icongroupresdir = find_entry_by_id(rootresdir, LOWORD(RT_GROUP_ICONW), rootresdir)))
|
|
{
|
|
WARN("No Icongroupresourcedirectory!\n");
|
|
goto end; /* failure */
|
|
}
|
|
iconDirCount = icongroupresdir->NumberOfNamedEntries + icongroupresdir->NumberOfIdEntries;
|
|
|
|
/* only number of icons requested */
|
|
if( nIcons == 0 )
|
|
{
|
|
hRet = iconDirCount;
|
|
goto end; /* success */
|
|
}
|
|
|
|
if( nIconIndex < 0 )
|
|
{
|
|
/* search resource id */
|
|
int n = 0;
|
|
int iId = abs(nIconIndex);
|
|
PIMAGE_RESOURCE_DIRECTORY_ENTRY xprdeTmp = (PIMAGE_RESOURCE_DIRECTORY_ENTRY)(icongroupresdir+1);
|
|
|
|
while(n<iconDirCount && xprdeTmp)
|
|
{
|
|
if(xprdeTmp->u1.Id == iId)
|
|
{
|
|
nIconIndex = n;
|
|
break;
|
|
}
|
|
n++;
|
|
xprdeTmp++;
|
|
}
|
|
if (nIconIndex < 0)
|
|
{
|
|
WARN("resource id %d not found\n", iId);
|
|
goto end; /* failure */
|
|
}
|
|
}
|
|
else
|
|
{
|
|
/* check nIconIndex to be in range */
|
|
if (nIconIndex >= iconDirCount)
|
|
{
|
|
WARN("nIconIndex %d is larger than iconDirCount %d\n",nIconIndex,iconDirCount);
|
|
goto end; /* failure */
|
|
}
|
|
}
|
|
|
|
/* assure we don't get too much */
|
|
if( nIcons > iconDirCount - nIconIndex )
|
|
nIcons = iconDirCount - nIconIndex;
|
|
|
|
/* starting from specified index */
|
|
xresent = (PIMAGE_RESOURCE_DIRECTORY_ENTRY)(icongroupresdir+1) + nIconIndex;
|
|
|
|
for (i=0; i < nIcons; i++,xresent++)
|
|
{
|
|
const IMAGE_RESOURCE_DIRECTORY *resdir;
|
|
|
|
/* go down this resource entry, name */
|
|
resdir = (PIMAGE_RESOURCE_DIRECTORY)((DWORD)rootresdir+(xresent->u2.s.OffsetToDirectory));
|
|
|
|
/* default language (0) */
|
|
resdir = find_entry_default(resdir,rootresdir);
|
|
igdataent = (PIMAGE_RESOURCE_DATA_ENTRY)resdir;
|
|
|
|
/* lookup address in mapped image for virtual address */
|
|
igdata = NULL;
|
|
|
|
for (j=0;j<pe_header->FileHeader.NumberOfSections;j++)
|
|
{
|
|
if (igdataent->OffsetToData < pe_sections[j].VirtualAddress)
|
|
continue;
|
|
if (igdataent->OffsetToData+igdataent->Size > pe_sections[j].VirtualAddress+pe_sections[j].SizeOfRawData)
|
|
continue;
|
|
|
|
if (igdataent->OffsetToData-pe_sections[j].VirtualAddress+pe_sections[j].PointerToRawData+igdataent->Size > fsizel) {
|
|
FIXME("overflow in PE lookup (%s has len %ld, have offset %ld), short file?\n",debugstr_w(lpszExeFileName),fsizel,igdataent->OffsetToData-pe_sections[j].VirtualAddress+pe_sections[j].PointerToRawData+igdataent->Size);
|
|
goto end; /* failure */
|
|
}
|
|
igdata = peimage+(igdataent->OffsetToData-pe_sections[j].VirtualAddress+pe_sections[j].PointerToRawData);
|
|
}
|
|
|
|
if (!igdata)
|
|
{
|
|
FIXME("no matching real address for icongroup!\n");
|
|
goto end; /* failure */
|
|
}
|
|
RetPtr[i] = (HICON)LookupIconIdFromDirectoryEx(igdata, TRUE, cxDesired, cyDesired, LR_DEFAULTCOLOR);
|
|
}
|
|
|
|
if (!(iconresdir=find_entry_by_id(rootresdir,LOWORD(RT_ICONW),rootresdir)))
|
|
{
|
|
WARN("No Iconresourcedirectory!\n");
|
|
goto end; /* failure */
|
|
}
|
|
|
|
for (i=0; i<nIcons; i++)
|
|
{
|
|
const IMAGE_RESOURCE_DIRECTORY *xresdir;
|
|
xresdir = find_entry_by_id(iconresdir,RetPtr[i],rootresdir);
|
|
xresdir = find_entry_default(xresdir,rootresdir);
|
|
idataent = (PIMAGE_RESOURCE_DATA_ENTRY)xresdir;
|
|
idata = NULL;
|
|
|
|
/* map virtual to address in image */
|
|
for (j=0;j<pe_header->FileHeader.NumberOfSections;j++)
|
|
{
|
|
if (idataent->OffsetToData < pe_sections[j].VirtualAddress)
|
|
continue;
|
|
if (idataent->OffsetToData+idataent->Size > pe_sections[j].VirtualAddress+pe_sections[j].SizeOfRawData)
|
|
continue;
|
|
idata = peimage+(idataent->OffsetToData-pe_sections[j].VirtualAddress+pe_sections[j].PointerToRawData);
|
|
}
|
|
if (!idata)
|
|
{
|
|
WARN("no matching real address found for icondata!\n");
|
|
RetPtr[i]=0;
|
|
continue;
|
|
}
|
|
RetPtr[i] = (HICON) CreateIconFromResourceEx(idata,idataent->Size,TRUE,0x00030000, cxDesired, cyDesired, LR_DEFAULTCOLOR);
|
|
}
|
|
hRet = S_OK; /* return first icon */
|
|
} /* if(sig == IMAGE_NT_SIGNATURE) */
|
|
|
|
end: UnmapViewOfFile(peimage); /* success */
|
|
return hRet;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* PrivateExtractIconsW [USER32.@]
|
|
*
|
|
* NOTES
|
|
* nIndex = 1: a small and a large icon are extracted.
|
|
* the higher word of sizeXY contains the size of the small icon, the lower
|
|
* word the size of the big icon. phicon points to HICON[2].
|
|
*
|
|
* RETURNS
|
|
* nIcons > 0: HRESULT
|
|
* nIcons = 0: the number of icons
|
|
*/
|
|
|
|
HRESULT WINAPI PrivateExtractIconsW (
|
|
LPCWSTR lpwstrFile,
|
|
int nIndex,
|
|
DWORD sizeX,
|
|
DWORD sizeY,
|
|
HICON * phicon, /* HICON* */
|
|
DWORD w, /* 0 */
|
|
UINT nIcons,
|
|
DWORD y ) /* 0x80 maybe LR_* constant */
|
|
{
|
|
DWORD ret;
|
|
TRACE("%s 0x%08x 0x%08lx 0x%08lx %p 0x%08lx 0x%08x 0x%08lx\n",
|
|
debugstr_w(lpwstrFile),nIndex, sizeX ,sizeY ,phicon,w,nIcons,y );
|
|
|
|
if ((nIcons == 2) && HIWORD(sizeX) && HIWORD(sizeY))
|
|
{
|
|
ret = ICO_ExtractIconExW(lpwstrFile, phicon, nIndex, 1, sizeX & 0xffff, sizeY & 0xffff );
|
|
if (!SUCCEEDED(ret)) return ret;
|
|
ret = ICO_ExtractIconExW(lpwstrFile, phicon+1, nIndex, 1, (sizeX>>16) & 0xffff, (sizeY>>16) & 0xffff );
|
|
} else
|
|
ret = ICO_ExtractIconExW(lpwstrFile, phicon, nIndex, nIcons, sizeX & 0xffff, sizeY & 0xffff );
|
|
return ret;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* PrivateExtractIconsA [USER32.@]
|
|
*/
|
|
|
|
HRESULT WINAPI PrivateExtractIconsA (
|
|
LPCSTR lpstrFile,
|
|
INT nIndex,
|
|
DWORD sizeX,
|
|
DWORD sizeY,
|
|
HICON * phicon,
|
|
DWORD w, /* 0 */
|
|
UINT nIcons,
|
|
DWORD y ) /* 0x80 */
|
|
{
|
|
DWORD ret;
|
|
LPWSTR lpwstrFile = HEAP_strdupAtoW(GetProcessHeap(), 0, lpstrFile);
|
|
|
|
ret = PrivateExtractIconsW(
|
|
lpwstrFile, nIndex, sizeX, sizeY, phicon, w, nIcons, y
|
|
);
|
|
|
|
HeapFree(GetProcessHeap(), 0, lpwstrFile);
|
|
return ret;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* PrivateExtractIconExW [USER32.443]
|
|
* NOTES
|
|
* if nIcons = -1 it returns the number of icons in any case !!!
|
|
*/
|
|
HRESULT WINAPI PrivateExtractIconExW (
|
|
LPCWSTR lpwstrFile,
|
|
DWORD nIndex,
|
|
HICON * phIconLarge,
|
|
HICON * phIconSmall,
|
|
UINT nIcons )
|
|
{
|
|
DWORD cyicon, cysmicon, cxicon, cxsmicon;
|
|
HRESULT ret = 0;
|
|
|
|
TRACE("%s 0x%08lx %p %p 0x%08x\n",
|
|
debugstr_w(lpwstrFile),nIndex,phIconLarge, phIconSmall, nIcons);
|
|
|
|
if (nIndex == 1 && phIconSmall && phIconLarge)
|
|
{
|
|
HICON hIcon[2];
|
|
cxicon = GetSystemMetrics(SM_CXICON);
|
|
cyicon = GetSystemMetrics(SM_CYICON);
|
|
cxsmicon = GetSystemMetrics(SM_CXSMICON);
|
|
cysmicon = GetSystemMetrics(SM_CYSMICON);
|
|
|
|
ret = PrivateExtractIconsW ( lpwstrFile, nIndex, cxicon | (cxsmicon<<16), cyicon | (cysmicon<<16),
|
|
(HICON*) &hIcon, 0, 2, 0 );
|
|
*phIconLarge = hIcon[0];
|
|
*phIconSmall = hIcon[1];
|
|
return ret;
|
|
}
|
|
|
|
if (nIndex != -1)
|
|
{
|
|
if (phIconSmall)
|
|
{
|
|
/* extract n small icons */
|
|
cxsmicon = GetSystemMetrics(SM_CXSMICON);
|
|
cysmicon = GetSystemMetrics(SM_CYSMICON);
|
|
ret = PrivateExtractIconsW ( lpwstrFile, nIndex, cxsmicon, cysmicon, phIconSmall, 0, nIcons, 0 );
|
|
}
|
|
if (phIconLarge )
|
|
{
|
|
/* extract n large icons */
|
|
cxicon = GetSystemMetrics(SM_CXICON);
|
|
cyicon = GetSystemMetrics(SM_CYICON);
|
|
ret = PrivateExtractIconsW ( lpwstrFile, nIndex, cxicon, cyicon, phIconLarge, 0, nIcons, 0 );
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
/* get the number of icons */
|
|
return PrivateExtractIconsW ( lpwstrFile, 0, 0, 0, 0, 0, 0, 0 );
|
|
}
|
|
|
|
/***********************************************************************
|
|
* PrivateExtractIconExA [USER32.442]
|
|
*/
|
|
HRESULT WINAPI PrivateExtractIconExA (
|
|
LPCSTR lpstrFile,
|
|
DWORD nIndex,
|
|
HICON * phIconLarge,
|
|
HICON * phIconSmall,
|
|
UINT nIcons )
|
|
{
|
|
DWORD ret;
|
|
LPWSTR lpwstrFile = HEAP_strdupAtoW(GetProcessHeap(), 0, lpstrFile);
|
|
|
|
TRACE("%s 0x%08lx %p %p 0x%08x\n",
|
|
lpstrFile, nIndex, phIconLarge, phIconSmall, nIcons);
|
|
|
|
ret = PrivateExtractIconExW(lpwstrFile,nIndex,phIconLarge, phIconSmall, nIcons);
|
|
|
|
HeapFree(GetProcessHeap(), 0, lpwstrFile);
|
|
return ret;
|
|
}
|
|
|