Sweden-Number/dlls/cabinet/cabinet_main.c

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/*
* cabinet.dll main
*
* Copyright 2002 Patrik Stridvall
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include "config.h"
#include <assert.h>
#include <stdarg.h>
#include <string.h>
#include "windef.h"
#include "winbase.h"
#include "winerror.h"
#define NO_SHLWAPI_REG
#include "shlwapi.h"
#undef NO_SHLWAPI_REG
#include "cabinet.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(cabinet);
/* the following defintions are copied from msvcrt/fcntl.h */
#define _O_RDONLY 0
#define _O_WRONLY 1
#define _O_RDWR 2
#define _O_ACCMODE (_O_RDONLY|_O_WRONLY|_O_RDWR)
/***********************************************************************
* DllGetVersion (CABINET.2)
*
* Retrieves version information of the 'CABINET.DLL'
*
* PARAMS
* pdvi [O] pointer to version information structure.
*
* RETURNS
* Success: S_OK
* Failure: E_INVALIDARG
*
* NOTES
* Supposedly returns version from IE6SP1RP1
*/
HRESULT WINAPI DllGetVersion (DLLVERSIONINFO *pdvi)
{
WARN("hmmm... not right version number \"5.1.1106.1\"?\n");
if (pdvi->cbSize != sizeof(DLLVERSIONINFO)) return E_INVALIDARG;
pdvi->dwMajorVersion = 5;
pdvi->dwMinorVersion = 1;
pdvi->dwBuildNumber = 1106;
pdvi->dwPlatformID = 1;
return S_OK;
}
/* FDI callback functions */
static void *mem_alloc(ULONG cb)
{
return HeapAlloc(GetProcessHeap(), 0, cb);
}
static void mem_free(void *memory)
{
HeapFree(GetProcessHeap(), 0, memory);
}
static INT_PTR fdi_open(char *pszFile, int oflag, int pmode)
{
HANDLE handle;
DWORD dwAccess = 0;
DWORD dwShareMode = 0;
DWORD dwCreateDisposition = OPEN_EXISTING;
switch (oflag & _O_ACCMODE)
{
case _O_RDONLY:
dwAccess = GENERIC_READ;
dwShareMode = FILE_SHARE_READ | FILE_SHARE_DELETE;
break;
case _O_WRONLY:
dwAccess = GENERIC_WRITE;
dwShareMode = FILE_SHARE_READ | FILE_SHARE_WRITE | FILE_SHARE_DELETE;
break;
case _O_RDWR:
dwAccess = GENERIC_READ | GENERIC_WRITE;
dwShareMode = FILE_SHARE_READ | FILE_SHARE_WRITE | FILE_SHARE_DELETE;
break;
}
if (GetFileAttributesA(pszFile) != INVALID_FILE_ATTRIBUTES)
dwCreateDisposition = OPEN_EXISTING;
else
dwCreateDisposition = CREATE_NEW;
handle = CreateFileA(pszFile, dwAccess, dwShareMode, NULL,
dwCreateDisposition, 0, NULL);
return (INT_PTR) handle;
}
static UINT fdi_read(INT_PTR hf, void *pv, UINT cb)
{
HANDLE handle = (HANDLE) hf;
DWORD dwRead;
if (ReadFile(handle, pv, cb, &dwRead, NULL))
return dwRead;
return 0;
}
static UINT fdi_write(INT_PTR hf, void *pv, UINT cb)
{
HANDLE handle = (HANDLE) hf;
DWORD dwWritten;
if (WriteFile(handle, pv, cb, &dwWritten, NULL))
return dwWritten;
return 0;
}
static int fdi_close(INT_PTR hf)
{
HANDLE handle = (HANDLE) hf;
return CloseHandle(handle) ? 0 : -1;
}
static long fdi_seek(INT_PTR hf, long dist, int seektype)
{
HANDLE handle = (HANDLE) hf;
return SetFilePointer(handle, dist, NULL, seektype);
}
static void fill_file_node(struct ExtractFileList *pNode, LPSTR szFilename)
{
pNode->next = NULL;
pNode->unknown = TRUE;
pNode->filename = HeapAlloc(GetProcessHeap(), 0, strlen(szFilename) + 1);
lstrcpyA(pNode->filename, szFilename);
}
static BOOL file_in_list(struct ExtractFileList *pNode, LPSTR szFilename)
{
while (pNode)
{
if (!lstrcmpiA(pNode->filename, szFilename))
return TRUE;
pNode = pNode->next;
}
return FALSE;
}
static INT_PTR fdi_notify_extract(FDINOTIFICATIONTYPE fdint, PFDINOTIFICATION pfdin)
{
switch (fdint)
{
case fdintCOPY_FILE:
{
struct ExtractFileList **fileList;
EXTRACTdest *pDestination = pfdin->pv;
LPSTR szFullPath, szDirectory;
HANDLE hFile = 0;
DWORD dwSize;
dwSize = lstrlenA(pDestination->directory) +
lstrlenA("\\") + lstrlenA(pfdin->psz1) + 1;
szFullPath = HeapAlloc(GetProcessHeap(), 0, dwSize);
lstrcpyA(szFullPath, pDestination->directory);
lstrcatA(szFullPath, "\\");
lstrcatA(szFullPath, pfdin->psz1);
/* pull out the destination directory string from the full path */
dwSize = strrchr(szFullPath, '\\') - szFullPath + 1;
szDirectory = HeapAlloc(GetProcessHeap(), 0, dwSize);
lstrcpynA(szDirectory, szFullPath, dwSize);
if (pDestination->flags & EXTRACT_FILLFILELIST)
{
fileList = &pDestination->filelist;
while (*fileList)
fileList = &((*fileList)->next);
*fileList = HeapAlloc(GetProcessHeap(), 0,
sizeof(struct ExtractFileList));
fill_file_node(*fileList, pfdin->psz1);
lstrcpyA(pDestination->lastfile, szFullPath);
pDestination->filecount++;
}
if (pDestination->flags & EXTRACT_EXTRACTFILES)
{
/* skip this file it it's not in the file list */
if (!file_in_list(pDestination->filelist, pfdin->psz1))
return 0;
/* create the destination directory if it doesn't exist */
if (GetFileAttributesA(szDirectory) == INVALID_FILE_ATTRIBUTES)
CreateDirectoryA(szDirectory, NULL);
hFile = CreateFileA(szFullPath, GENERIC_READ | GENERIC_WRITE, 0, NULL,
CREATE_NEW, FILE_ATTRIBUTE_NORMAL, NULL);
if (hFile == INVALID_HANDLE_VALUE)
hFile = 0;
}
HeapFree(GetProcessHeap(), 0, szFullPath);
HeapFree(GetProcessHeap(), 0, szDirectory);
return (INT_PTR) hFile;
}
case fdintCLOSE_FILE_INFO:
{
FILETIME ft;
FILETIME ftLocal;
HANDLE handle = (HANDLE) pfdin->hf;
if (!DosDateTimeToFileTime(pfdin->date, pfdin->time, &ft))
return FALSE;
if (!LocalFileTimeToFileTime(&ft, &ftLocal))
return FALSE;
if (!SetFileTime(handle, &ftLocal, 0, &ftLocal))
return FALSE;
CloseHandle(handle);
return TRUE;
}
default:
return 0;
}
}
/***********************************************************************
* Extract (CABINET.3)
*
* Extracts the contents of the cabinet file to the specified
* destination.
*
* PARAMS
* dest [I/O] Controls the operation of Extract. See NOTES.
* szCabName [I] Filename of the cabinet to extract.
*
* RETURNS
* Success: S_OK.
* Failure: E_FAIL.
*
* NOTES
* The following members of the dest struct control the operation
* of Extract:
* filelist [I] A linked list of filenames. Extract only extracts
* files from the cabinet that are in this list.
* filecount [O] Contains the number of files in filelist on
* completion.
* flags [I] See Operation.
* directory [I] The destination directory.
* lastfile [O] The last file extracted.
*
* Operation
* If flags contains EXTRACT_FILLFILELIST, then filelist will be
* filled with all the files in the cabinet. If flags contains
* EXTRACT_EXTRACTFILES, then only the files in the filelist will
* be extracted from the cabinet. EXTRACT_FILLFILELIST can be called
* by itself, but EXTRACT_EXTRACTFILES must have a valid filelist
* in order to succeed. If flags contains both EXTRACT_FILLFILELIST
* and EXTRACT_EXTRACTFILES, then all the files in the cabinet
* will be extracted.
*/
HRESULT WINAPI Extract(EXTRACTdest *dest, LPCSTR szCabName)
{
HRESULT res = S_OK;
HFDI hfdi;
ERF erf;
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static CHAR empty[] = "";
TRACE("(%p, %s)\n", dest, szCabName);
hfdi = FDICreate(mem_alloc,
mem_free,
fdi_open,
fdi_read,
fdi_write,
fdi_close,
fdi_seek,
cpuUNKNOWN,
&erf);
if (!hfdi)
return E_FAIL;
if (GetFileAttributesA(dest->directory) == INVALID_FILE_ATTRIBUTES)
return S_OK;
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if (!FDICopy(hfdi, (LPSTR)szCabName, empty, 0,
fdi_notify_extract, NULL, dest))
res = E_FAIL;
FDIDestroy(hfdi);
return res;
}