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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 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);
/***********************************************************************
* 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 CABINET_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;
}
/***********************************************************************
* Extract (CABINET.3)
*
* Apparently an undocumented function, presumably to extract a CAB file
* to somewhere...
*
* PARAMS
* dest pointer to a buffer of 0x32c bytes containing
* [I] - number with value 1 at index 0x18
* - the dest path starting at index 0x1c
* [O] - a linked list with the filename existing inside the
* CAB file at idx 0x10
* - the number of files inside the CAB file at index 0x14
* - the name of the last file with dest path at idx 0x120
* what [I] char* describing what to uncompress, I guess.
*
* RETURNS
* Success: S_OK
* Failure: E_OUTOFMEMORY (?)
*/
HRESULT WINAPI Extract(EXTRACTdest *dest, LPCSTR what)
{
#define DUMPC(idx) idx >= sizeof(EXTRACTdest) ? ' ' : \
ptr[idx] >= 0x20 ? ptr[idx] : '.'
#define DUMPH(idx) idx >= sizeof(EXTRACTdest) ? 0x55 : ptr[idx]
LPSTR dir;
unsigned char *ptr = (unsigned char*) dest;
unsigned int i;
TRACE("(dest == %0lx, what == %s)\n", (long) dest, debugstr_a(what));
if (!dest) {
/* win2k will crash here */
FIXME("called without valid parameter dest!\n");
return E_OUTOFMEMORY;
}
for (i=0; i < sizeof(EXTRACTdest); i+=8)
TRACE( "dest[%04x]:%02x %02x %02x %02x %02x %02x %02x %02x %c%c%c%c%c%c%c%c\n",
i,
DUMPH(i+0), DUMPH(i+1), DUMPH(i+2), DUMPH(i+3),
DUMPH(i+4), DUMPH(i+5), DUMPH(i+6), DUMPH(i+7),
DUMPC(i+0), DUMPC(i+1), DUMPC(i+2), DUMPC(i+3),
DUMPC(i+4), DUMPC(i+5), DUMPC(i+6), DUMPC(i+7));
dir = LocalAlloc(LPTR, strlen(dest->directory)+1);
if (!dir) return E_OUTOFMEMORY;
lstrcpyA(dir, dest->directory);
dest->filecount=0;
dest->filelist = NULL;
TRACE("extracting to dir: %s\n", debugstr_a(dir));
/* FIXME: what to do on failure? */
if (!process_cabinet(what, dir, FALSE, FALSE, dest))
return E_OUTOFMEMORY;
LocalFree(dir);
TRACE("filecount %08lx,lastfile %s\n",
dest->filecount, debugstr_a(dest->lastfile));
return S_OK;
}