134 lines
3.3 KiB
C
134 lines
3.3 KiB
C
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/*
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* cabinet.dll main
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*
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* Copyright 2002 Patrik Stridvall
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include "config.h"
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#include "windef.h"
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#include "winbase.h"
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#include "winerror.h"
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#include <assert.h>
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#define NO_SHLWAPI_REG
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#include "shlwapi.h"
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#undef NO_SHLWAPI_REG
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#include <string.h>
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#include "cabinet.h"
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#include "wine/debug.h"
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WINE_DEFAULT_DEBUG_CHANNEL(cabinet);
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/***********************************************************************
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* DllGetVersion (CABINET.2)
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*
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* Retrieves version information of the 'CABINET.DLL'
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*
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* PARAMS
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* pdvi [O] pointer to version information structure.
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*
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* RETURNS
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* Success: S_OK
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* Failure: E_INVALIDARG
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*
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* NOTES
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* Supposedly returns version from IE6SP1RP1
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*/
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HRESULT WINAPI CABINET_DllGetVersion (DLLVERSIONINFO *pdvi)
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{
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WARN("hmmm... not right version number \"5.1.1106.1\"?\n");
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if (pdvi->cbSize != sizeof(DLLVERSIONINFO)) return E_INVALIDARG;
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pdvi->dwMajorVersion = 5;
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pdvi->dwMinorVersion = 1;
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pdvi->dwBuildNumber = 1106;
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pdvi->dwPlatformID = 1;
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return S_OK;
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}
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/***********************************************************************
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* Extract (CABINET.3)
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*
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* Apparently an undocumented function, presumably to extract a CAB file
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* to somewhere...
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*
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* PARAMS
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* unknown [IO] unknown pointer
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* what [I] char* describing what to uncompress, I guess.
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*
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* RETURNS
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* Success: S_OK
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* Failure: E_OUTOFMEMORY (?)
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*/
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HRESULT WINAPI Extract(DWORD unknown, LPCSTR what)
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{
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LPCSTR whatx;
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LPSTR dir, dirx, lastoption, x;
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BOOL updatelastoption;
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TRACE("(unknown == %0lx, what == %s)\n", unknown, debugstr_a(what));
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dir = LocalAlloc(LPTR, strlen(what));
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if (!dir) return E_OUTOFMEMORY;
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/* copy the filename up to the last pathsep to construct the dirname */
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whatx = what;
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dirx = dir;
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lastoption = NULL;
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while (*whatx) {
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if ((*whatx == '\\') || (*whatx == '/')) {
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/* unless all chars between *dirx and lastoption are pathsep's, we
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remember our location in dir as lastoption */
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if (lastoption) {
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updatelastoption = FALSE;
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for (x = lastoption; x < dirx; x++)
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if ((*dirx != '\\') && (*dirx != '/')) {
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updatelastoption = TRUE;
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break;
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}
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if (updatelastoption) lastoption = dirx;
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} else
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lastoption = dirx;
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}
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*dirx++ = *whatx++;
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}
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if (!lastoption) {
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/* FIXME: I guess use the cwd or something? */
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assert(FALSE);
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} else {
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*lastoption = '\0';
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}
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TRACE("extracting to dir: %s\n", debugstr_a(dir));
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/* FIXME: what to do on failure? */
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if (!process_cabinet(what, dir, FALSE, FALSE))
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return E_OUTOFMEMORY;
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LocalFree(dir);
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return S_OK;
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}
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