| /* |
| * Based on ../shell32/memorystream.c |
| * |
| * Copyright 1999 Juergen Schmied |
| * Copyright 2003 Mike McCormack for CodeWeavers |
| * |
| * 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 <stdarg.h> |
| |
| #define COBJMACROS |
| |
| #include "windef.h" |
| #include "winbase.h" |
| #include "winreg.h" |
| #include "winternl.h" |
| #include "winuser.h" |
| #include "objbase.h" |
| #include "wine/debug.h" |
| #include "wine/unicode.h" |
| #include "ole2.h" |
| #include "urlmon.h" |
| #include "wininet.h" |
| #include "shlwapi.h" |
| #include "urlmon_main.h" |
| |
| WINE_DEFAULT_DEBUG_CHANNEL(urlmon); |
| |
| static const IStreamVtbl stvt; |
| |
| HRESULT UMCreateStreamOnCacheFile(LPCWSTR pszURL, |
| DWORD dwSize, |
| LPWSTR pszFileName, |
| HANDLE *phfile, |
| IUMCacheStream **ppstr) |
| { |
| IUMCacheStream* ucstr; |
| HANDLE handle; |
| LPWSTR ext; |
| LPCWSTR c; |
| LPCWSTR eloc = 0; |
| HRESULT hr; |
| |
| for (c = pszURL; *c && *c != '#' && *c != '?'; ++c) |
| { |
| if (*c == '.') |
| eloc = c + 1; |
| else if (*c == '/' || *c == '\\') |
| eloc = 0; |
| } |
| |
| if (!eloc) |
| eloc = c; |
| |
| ext = HeapAlloc(GetProcessHeap(), 0, sizeof(WCHAR) * (c - eloc + 1)); |
| memcpy(ext, eloc, sizeof(WCHAR) * (c - eloc)); |
| ext[c - eloc] = 0; |
| |
| if(!CreateUrlCacheEntryW(pszURL, dwSize, ext, pszFileName, 0)) |
| hr = HRESULT_FROM_WIN32(GetLastError()); |
| else |
| hr = 0; |
| |
| HeapFree(GetProcessHeap(), 0, ext); |
| |
| if (hr) |
| return hr; |
| |
| TRACE("Opening %s\n", debugstr_w(pszFileName) ); |
| |
| handle = CreateFileW( pszFileName, GENERIC_READ, FILE_SHARE_READ | FILE_SHARE_WRITE, NULL, CREATE_ALWAYS, 0, NULL ); |
| if( handle == INVALID_HANDLE_VALUE ) |
| return HRESULT_FROM_WIN32(GetLastError()); |
| |
| if (phfile) |
| { |
| /* Call CreateFileW again because we need a handle with its own file pointer, and DuplicateHandle will return |
| * a handle that shares its file pointer with the original. |
| */ |
| *phfile = CreateFileW( pszFileName, GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE, NULL, OPEN_EXISTING, 0, NULL ); |
| |
| if (*phfile == (HANDLE) HFILE_ERROR) |
| { |
| DWORD dwError = GetLastError(); |
| |
| CloseHandle(handle); |
| return HRESULT_FROM_WIN32(dwError); |
| } |
| } |
| |
| ucstr = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,sizeof(IUMCacheStream)); |
| if(ucstr ) |
| { |
| ucstr->pszURL = HeapAlloc(GetProcessHeap(), |
| HEAP_ZERO_MEMORY, |
| sizeof(WCHAR) * (lstrlenW(pszURL) + 1)); |
| if (ucstr->pszURL) |
| { |
| ucstr->pszFileName = HeapAlloc(GetProcessHeap(), |
| HEAP_ZERO_MEMORY, |
| sizeof(WCHAR) * (lstrlenW(pszFileName) + 1)); |
| if (ucstr->pszFileName) |
| { |
| ucstr->lpVtbl=&stvt; |
| ucstr->ref = 1; |
| ucstr->handle = handle; |
| ucstr->closed = 0; |
| lstrcpyW(ucstr->pszURL, pszURL); |
| lstrcpyW(ucstr->pszFileName, pszFileName); |
| |
| *ppstr = ucstr; |
| |
| return S_OK; |
| } |
| HeapFree(GetProcessHeap(), 0, ucstr->pszURL); |
| } |
| HeapFree(GetProcessHeap(), 0, ucstr); |
| } |
| CloseHandle(handle); |
| if (phfile) |
| CloseHandle(*phfile); |
| return E_OUTOFMEMORY; |
| } |
| |
| void UMCloseCacheFileStream(IUMCacheStream *This) |
| { |
| if (!This->closed) |
| { |
| FILETIME ftZero; |
| |
| ftZero.dwLowDateTime = ftZero.dwHighDateTime = 0; |
| |
| This->closed = 1; |
| CommitUrlCacheEntryW(This->pszURL, |
| This->pszFileName, |
| ftZero, |
| ftZero, |
| NORMAL_CACHE_ENTRY, |
| 0, |
| 0, |
| 0, |
| 0); |
| } |
| } |
| |
| /************************************************************************** |
| * IStream_fnQueryInterface |
| */ |
| static HRESULT WINAPI IStream_fnQueryInterface(IStream *iface, |
| REFIID riid, |
| LPVOID *ppvObj) |
| { |
| IUMCacheStream *This = (IUMCacheStream *)iface; |
| |
| TRACE("(%p)->(\n\tIID:\t%s,%p)\n",This,debugstr_guid(riid),ppvObj); |
| |
| *ppvObj = NULL; |
| |
| if(IsEqualIID(riid, &IID_IUnknown) || |
| IsEqualIID(riid, &IID_IStream)) |
| { |
| *ppvObj = This; |
| } |
| |
| if(*ppvObj) |
| { |
| IStream_AddRef((IStream*)*ppvObj); |
| TRACE("-- Interface: (%p)->(%p)\n",ppvObj,*ppvObj); |
| return S_OK; |
| } |
| TRACE("-- Interface: E_NOINTERFACE\n"); |
| return E_NOINTERFACE; |
| } |
| |
| /************************************************************************** |
| * IStream_fnAddRef |
| */ |
| static ULONG WINAPI IStream_fnAddRef(IStream *iface) |
| { |
| IUMCacheStream *This = (IUMCacheStream *)iface; |
| ULONG refCount = InterlockedIncrement(&This->ref); |
| |
| TRACE("(%p)->(count=%lu)\n", This, refCount - 1); |
| |
| return refCount; |
| } |
| |
| /************************************************************************** |
| * IStream_fnRelease |
| */ |
| static ULONG WINAPI IStream_fnRelease(IStream *iface) |
| { |
| IUMCacheStream *This = (IUMCacheStream *)iface; |
| ULONG refCount = InterlockedDecrement(&This->ref); |
| |
| TRACE("(%p)->(count=%lu)\n", This, refCount + 1); |
| |
| if (!refCount) |
| { |
| TRACE(" destroying UMCacheStream (%p)\n",This); |
| UMCloseCacheFileStream(This); |
| CloseHandle(This->handle); |
| HeapFree(GetProcessHeap(), 0, This->pszFileName); |
| HeapFree(GetProcessHeap(), 0, This->pszURL); |
| HeapFree(GetProcessHeap(),0,This); |
| } |
| return refCount; |
| } |
| |
| static HRESULT WINAPI IStream_fnRead (IStream * iface, |
| void* pv, |
| ULONG cb, |
| ULONG* pcbRead) |
| { |
| IUMCacheStream *This = (IUMCacheStream *)iface; |
| |
| TRACE("(%p)->(%p,0x%08lx,%p)\n",This, pv, cb, pcbRead); |
| |
| if ( !pv ) |
| return STG_E_INVALIDPOINTER; |
| |
| if ( ! ReadFile( This->handle, pv, cb, pcbRead, NULL ) ) |
| return S_FALSE; |
| |
| if (!*pcbRead) |
| return This->closed ? S_FALSE : E_PENDING; |
| return S_OK; |
| } |
| |
| static HRESULT WINAPI IStream_fnWrite (IStream * iface, |
| const void* pv, |
| ULONG cb, |
| ULONG* pcbWritten) |
| { |
| return E_NOTIMPL; |
| } |
| |
| static HRESULT WINAPI IStream_fnSeek ( IStream * iface, |
| LARGE_INTEGER dlibMove, |
| DWORD dwOrigin, |
| ULARGE_INTEGER* plibNewPosition) |
| { |
| DWORD pos, newposlo; |
| LONG newposhi; |
| |
| IUMCacheStream *This = (IUMCacheStream *)iface; |
| |
| TRACE("(%p)\n",This); |
| |
| pos = dlibMove.QuadPart; /* FIXME: truncates */ |
| newposhi = 0; |
| newposlo = SetFilePointer( This->handle, pos, &newposhi, dwOrigin ); |
| if( newposlo == INVALID_SET_FILE_POINTER && GetLastError()) |
| return E_FAIL; |
| |
| if (plibNewPosition) |
| plibNewPosition->QuadPart = newposlo | ( (LONGLONG)newposhi<<32); |
| |
| return S_OK; |
| } |
| |
| static HRESULT WINAPI IStream_fnSetSize (IStream * iface, |
| ULARGE_INTEGER libNewSize) |
| { |
| IUMCacheStream *This = (IUMCacheStream *)iface; |
| |
| TRACE("(%p)\n",This); |
| |
| if( ! SetFilePointer( This->handle, libNewSize.QuadPart, NULL, FILE_BEGIN ) ) |
| return E_FAIL; |
| |
| if( ! SetEndOfFile( This->handle ) ) |
| return E_FAIL; |
| |
| return S_OK; |
| } |
| |
| static HRESULT WINAPI IStream_fnCopyTo (IStream * iface, |
| IStream* pstm, |
| ULARGE_INTEGER cb, |
| ULARGE_INTEGER* pcbRead, |
| ULARGE_INTEGER* pcbWritten) |
| { |
| IUMCacheStream *This = (IUMCacheStream *)iface; |
| |
| TRACE("(%p)\n",This); |
| |
| return E_NOTIMPL; |
| } |
| |
| static HRESULT WINAPI IStream_fnCommit (IStream * iface, |
| DWORD grfCommitFlags) |
| { |
| IUMCacheStream *This = (IUMCacheStream *)iface; |
| |
| TRACE("(%p)\n",This); |
| |
| return E_NOTIMPL; |
| } |
| |
| static HRESULT WINAPI IStream_fnRevert (IStream * iface) |
| { |
| IUMCacheStream *This = (IUMCacheStream *)iface; |
| |
| TRACE("(%p)\n",This); |
| |
| return E_NOTIMPL; |
| } |
| static HRESULT WINAPI IStream_fnLockRegion (IStream * iface, |
| ULARGE_INTEGER libOffset, |
| ULARGE_INTEGER cb, |
| DWORD dwLockType) |
| { |
| IUMCacheStream *This = (IUMCacheStream *)iface; |
| |
| TRACE("(%p)\n",This); |
| |
| return E_NOTIMPL; |
| } |
| static HRESULT WINAPI IStream_fnUnlockRegion (IStream * iface, |
| ULARGE_INTEGER libOffset, |
| ULARGE_INTEGER cb, |
| DWORD dwLockType) |
| { |
| IUMCacheStream *This = (IUMCacheStream *)iface; |
| |
| TRACE("(%p)\n",This); |
| |
| return E_NOTIMPL; |
| } |
| static HRESULT WINAPI IStream_fnStat (IStream * iface, |
| STATSTG* pstatstg, |
| DWORD grfStatFlag) |
| { |
| IUMCacheStream *This = (IUMCacheStream *)iface; |
| |
| TRACE("(%p)\n",This); |
| |
| return E_NOTIMPL; |
| } |
| static HRESULT WINAPI IStream_fnClone (IStream * iface, |
| IStream** ppstm) |
| { |
| IUMCacheStream *This = (IUMCacheStream *)iface; |
| |
| TRACE("(%p)\n",This); |
| |
| return E_NOTIMPL; |
| } |
| |
| static const IStreamVtbl stvt = |
| { |
| IStream_fnQueryInterface, |
| IStream_fnAddRef, |
| IStream_fnRelease, |
| IStream_fnRead, |
| IStream_fnWrite, |
| IStream_fnSeek, |
| IStream_fnSetSize, |
| IStream_fnCopyTo, |
| IStream_fnCommit, |
| IStream_fnRevert, |
| IStream_fnLockRegion, |
| IStream_fnUnlockRegion, |
| IStream_fnStat, |
| IStream_fnClone |
| |
| }; |