コード例 #1
0
ファイル: link.c プロジェクト: GYGit/reactos
static HRESULT read_hlink_string(IStream *pStm, LPWSTR *out_str)
{
    LPWSTR str;
    DWORD len;
    ULONG read;
    HRESULT hr;

    hr = IStream_Read(pStm, &len, sizeof(len), &read);
    if (FAILED(hr)) return hr;
    if (read != sizeof(len)) return STG_E_READFAULT;

    TRACE("read len %d\n", len);

    str = heap_alloc(len * sizeof(WCHAR));
    if (!str) return E_OUTOFMEMORY;

    hr = IStream_Read(pStm, str, len * sizeof(WCHAR), &read);
    if (FAILED(hr))
    {
        heap_free(str);
        return hr;
    }
    if (read != len * sizeof(WCHAR))
    {
        heap_free(str);
        return STG_E_READFAULT;
    }
    TRACE("read string %s\n", debugstr_w(str));

    *out_str = str;
    return S_OK;
}
コード例 #2
0
/******************************************************************************
 *        URLMoniker_Load
 *
 * NOTE
 *  Writes a ULONG containing length of unicode string, followed
 *  by that many unicode characters
 ******************************************************************************/
static HRESULT WINAPI URLMonikerImpl_Load(IMoniker* iface,IStream* pStm)
{
    URLMonikerImpl *This = (URLMonikerImpl *)iface;
    
    HRESULT res;
    ULONG size;
    ULONG got;
    TRACE("(%p,%p)\n",This,pStm);

    if(!pStm)
        return E_INVALIDARG;

    res = IStream_Read(pStm, &size, sizeof(ULONG), &got);
    if(SUCCEEDED(res)) {
        if(got == sizeof(ULONG)) {
            heap_free(This->URLName);
            This->URLName = heap_alloc(size);
            if(!This->URLName)
                res = E_OUTOFMEMORY;
            else {
                res = IStream_Read(pStm, This->URLName, size, NULL);
                This->URLName[size/sizeof(WCHAR) - 1] = 0;
            }
        }
        else
            res = E_FAIL;
    }
    return res;
}
コード例 #3
0
ファイル: ftmarshal.c プロジェクト: howard5888/wineT
static HRESULT WINAPI
FTMarshalImpl_UnmarshalInterface (LPMARSHAL iface, IStream * pStm, REFIID riid, void **ppv)
{
    DWORD mshlflags;
    IUnknown *object;
    DWORD constant;
    GUID unknown_guid;
    HRESULT hres;

    TRACE ("(%p, %s, %p)\n", pStm, debugstr_guid(riid), ppv);

    hres = IStream_Read (pStm, &mshlflags, sizeof (mshlflags), NULL);
    if (hres != S_OK) return STG_E_READFAULT;

    hres = IStream_Read (pStm, &object, sizeof (object), NULL);
    if (hres != S_OK) return STG_E_READFAULT;

    hres = IStream_Read (pStm, &constant, sizeof (constant), NULL);
    if (hres != S_OK) return STG_E_READFAULT;
    if (constant != 0)
        FIXME("constant is 0x%lx instead of 0\n", constant);

    hres = IStream_Read (pStm, &unknown_guid, sizeof (unknown_guid), NULL);
    if (hres != S_OK) return STG_E_READFAULT;

    hres = IUnknown_QueryInterface(object, riid, ppv);
    if (!(mshlflags & (MSHLFLAGS_TABLEWEAK|MSHLFLAGS_TABLESTRONG)))
        IUnknown_Release(object);
    return hres;
}
コード例 #4
0
ファイル: ftmarshal.c プロジェクト: howard5888/wineT
static HRESULT WINAPI FTMarshalImpl_ReleaseMarshalData (LPMARSHAL iface, IStream * pStm)
{
    DWORD mshlflags;
    IUnknown *object;
    DWORD constant;
    GUID unknown_guid;
    HRESULT hres;

    TRACE ("(%p)\n", pStm);

    hres = IStream_Read (pStm, &mshlflags, sizeof (mshlflags), NULL);
    if (hres != S_OK) return STG_E_READFAULT;

    hres = IStream_Read (pStm, &object, sizeof (object), NULL);
    if (hres != S_OK) return STG_E_READFAULT;

    hres = IStream_Read (pStm, &constant, sizeof (constant), NULL);
    if (hres != S_OK) return STG_E_READFAULT;
    if (constant != 0)
        FIXME("constant is 0x%lx instead of 0\n", constant);

    hres = IStream_Read (pStm, &unknown_guid, sizeof (unknown_guid), NULL);
    if (hres != S_OK) return STG_E_READFAULT;

    IUnknown_Release(object);
    return S_OK;
}
コード例 #5
0
ファイル: stream.c プロジェクト: mvardan/ros-svn-mirror
static void test_URLOpenBlockingStreamW(void)
{
    HRESULT hr;
    IStream *pStream = NULL;
    char buffer[256];

    hr = URLOpenBlockingStreamW(NULL, NULL, &pStream, 0, &BindStatusCallback);
    ok(hr == E_INVALIDARG, "URLOpenBlockingStreamW should have failed with E_INVALIDARG instead of 0x%08x\n", hr);
    if (0)  /* crashes on Win2k */
    {
        hr = URLOpenBlockingStreamW(NULL, INDEX_HTML, NULL, 0, &BindStatusCallback);
        ok(hr == E_INVALIDARG, "URLOpenBlockingStreamW should have failed with E_INVALIDARG instead of 0x%08x\n", hr);
    }

    SET_EXPECT(GetBindInfo);
    SET_EXPECT(QueryInterface_IServiceProvider);
    SET_EXPECT(OnStartBinding);
    SET_EXPECT(OnProgress_SENDINGREQUEST);
    SET_EXPECT(OnProgress_MIMETYPEAVAILABLE);
    SET_EXPECT(OnProgress_BEGINDOWNLOADDATA);
    SET_EXPECT(OnProgress_ENDDOWNLOADDATA);
    SET_EXPECT(OnStopBinding);

    hr = URLOpenBlockingStreamW(NULL, INDEX_HTML, &pStream, 0, &BindStatusCallback);
    ok(hr == S_OK, "URLOpenBlockingStreamW failed with error 0x%08x\n", hr);

    CHECK_CALLED(GetBindInfo);
    todo_wine CHECK_CALLED(QueryInterface_IServiceProvider);
    CHECK_CALLED(OnStartBinding);
    CHECK_CALLED(OnProgress_SENDINGREQUEST);
    CHECK_CALLED(OnProgress_MIMETYPEAVAILABLE);
    CHECK_CALLED(OnProgress_BEGINDOWNLOADDATA);
    CHECK_CALLED(OnProgress_ENDDOWNLOADDATA);
    CHECK_CALLED(OnStopBinding);

    ok(pStream != NULL, "pStream is NULL\n");
    if(pStream)
    {
        buffer[0] = 0;
        hr = IStream_Read(pStream, buffer, sizeof(buffer), NULL);
        ok(hr == S_OK, "IStream_Read failed with error 0x%08x\n", hr);
        ok(!memcmp(buffer, szHtmlDoc, sizeof(szHtmlDoc)-1), "read data differs from file\n");

        IStream_Release(pStream);
    }

    hr = URLOpenBlockingStreamW(NULL, INDEX_HTML, &pStream, 0, NULL);
    ok(hr == S_OK, "URLOpenBlockingStreamW failed with error 0x%08x\n", hr);

    ok(pStream != NULL, "pStream is NULL\n");
    if(pStream)
    {
        buffer[0] = 0;
        hr = IStream_Read(pStream, buffer, sizeof(buffer), NULL);
        ok(hr == S_OK, "IStream_Read failed with error 0x%08x\n", hr);
        ok(!memcmp(buffer, szHtmlDoc, sizeof(szHtmlDoc)-1), "read data differs from file\n");

        IStream_Release(pStream);
    }
}
コード例 #6
0
ファイル: segtriggertrack.c プロジェクト: AmesianX/RosWine
static HRESULT IDirectMusicSegTriggerTrack_IPersistStream_ParseSegTrackList (LPPERSISTSTREAM iface, DMUS_PRIVATE_CHUNK* pChunk, IStream* pStm) {
  /*ICOM_THIS_MULTI(IDirectMusicSegTriggerTrack, PersistStreamVtbl, iface);*/
  HRESULT hr = E_FAIL;
  DMUS_PRIVATE_CHUNK Chunk;
  DWORD ListSize[3], ListCount[3];
  LARGE_INTEGER liMove; /* used when skipping chunks */

  if (pChunk->fccID != DMUS_FOURCC_SEGTRACK_LIST) {
    ERR_(dmfile)(": %s chunk should be a SEGTRACK list\n", debugstr_fourcc (pChunk->fccID));
    return E_FAIL;
  }  

  ListSize[0] = pChunk->dwSize - sizeof(FOURCC);
  ListCount[0] = 0;

  do {
    IStream_Read (pStm, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
    ListCount[0] += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize;
    TRACE_(dmfile)(": %s chunk (size = %d)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
    switch (Chunk.fccID) { 
    case DMUS_FOURCC_SEGTRACK_CHUNK: {
      TRACE_(dmfile)(": segment trigger track chunk\n");
      liMove.QuadPart = Chunk.dwSize;
      IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
      break;
    }
    case FOURCC_LIST: {
      IStream_Read (pStm, &Chunk.fccID, sizeof(FOURCC), NULL);
      TRACE_(dmfile)(": LIST chunk of type %s", debugstr_fourcc(Chunk.fccID));
      ListSize[1] = Chunk.dwSize - sizeof(FOURCC);
      ListCount[1] = 0;
      switch (Chunk.fccID) { 
      case DMUS_FOURCC_SEGMENTS_LIST: {
	TRACE_(dmfile)(": SEGMENTS list\n"); 
	hr = IDirectMusicSegTriggerTrack_IPersistStream_ParseSegmentsList (iface, &Chunk, pStm);
	if (FAILED(hr)) return hr;
	break;
      }
      default: {
	TRACE_(dmfile)(": unknown (skipping)\n");
	liMove.QuadPart = Chunk.dwSize - sizeof(FOURCC);
	IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
	break;						
      }
      }	
      break;
    }
    default: {
      TRACE_(dmfile)(": unknown chunk (irrelevant & skipping)\n");
      liMove.QuadPart = Chunk.dwSize;
      IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
      break;						
    }
    }
    TRACE_(dmfile)(": ListCount[0] = %d < ListSize[0] = %d\n", ListCount[0], ListSize[0]);
  } while (ListCount[0] < ListSize[0]);

  return S_OK;
}
コード例 #7
0
ファイル: persist.c プロジェクト: GeonHun/wine
static HRESULT WINAPI PersistHistory_LoadHistory(IPersistHistory *iface, IStream *pStream, IBindCtx *pbc)
{
    HTMLDocument *This = impl_from_IPersistHistory(iface);
    ULONG str_len, read;
    WCHAR *uri_str;
    IUri *uri;
    HRESULT hres;

    TRACE("(%p)->(%p %p)\n", This, pStream, pbc);

    if(!This->window) {
        FIXME("No current window\n");
        return E_UNEXPECTED;
    }

    if(pbc)
        FIXME("pbc not supported\n");

    if(This->doc_obj->client) {
        IOleCommandTarget *cmdtrg = NULL;

        hres = IOleClientSite_QueryInterface(This->doc_obj->client, &IID_IOleCommandTarget,
                (void**)&cmdtrg);
        if(SUCCEEDED(hres)) {
            IOleCommandTarget_Exec(cmdtrg, &CGID_ShellDocView, 138, 0, NULL, NULL);
            IOleCommandTarget_Release(cmdtrg);
        }
    }

    hres = IStream_Read(pStream, &str_len, sizeof(str_len), &read);
    if(FAILED(hres))
        return hres;
    if(read != sizeof(str_len))
        return E_FAIL;

    uri_str = heap_alloc((str_len+1)*sizeof(WCHAR));
    if(!uri_str)
        return E_OUTOFMEMORY;

    hres = IStream_Read(pStream, uri_str, str_len*sizeof(WCHAR), &read);
    if(SUCCEEDED(hres) && read != str_len*sizeof(WCHAR))
        hres = E_FAIL;
    if(SUCCEEDED(hres)) {
        uri_str[str_len] = 0;
        hres = create_uri(uri_str, 0, &uri);
    }
    heap_free(uri_str);
    if(FAILED(hres))
        return hres;

    hres = load_uri(This->window, uri, BINDING_FROMHIST);
    IUri_Release(uri);
    return hres;
}
コード例 #8
0
ファイル: umon.c プロジェクト: Moteesh/reactos
static HRESULT WINAPI URLMoniker_Load(IMoniker* iface,IStream* pStm)
{
    URLMoniker *This = impl_from_IMoniker(iface);
    WCHAR *new_uri_str;
    IUri *new_uri;
    BSTR new_url;
    ULONG size;
    ULONG got;
    HRESULT hres;

    TRACE("(%p,%p)\n",This,pStm);

    if(!pStm)
        return E_INVALIDARG;

    /*
     * NOTE
     *  Writes a ULONG containing length of unicode string, followed
     *  by that many unicode characters
     */
    hres = IStream_Read(pStm, &size, sizeof(ULONG), &got);
    if(FAILED(hres))
        return hres;
    if(got != sizeof(ULONG))
        return E_FAIL;

    new_uri_str = heap_alloc(size+sizeof(WCHAR));
    if(!new_uri_str)
        return E_OUTOFMEMORY;

    hres = IStream_Read(pStm, new_uri_str, size, NULL);
    new_uri_str[size/sizeof(WCHAR)] = 0;
    if(SUCCEEDED(hres))
        hres = CreateUri(new_uri_str, 0, 0, &new_uri);
    heap_free(new_uri_str);
    if(FAILED(hres))
        return hres;

    hres = IUri_GetDisplayUri(new_uri, &new_url);
    if(FAILED(hres)) {
        IUri_Release(new_uri);
        return hres;
    }

    SysFreeString(This->URLName);
    if(This->uri)
        IUri_Release(This->uri);

    This->uri = new_uri;
    This->URLName = new_url;
    return S_OK;
}
コード例 #9
0
ファイル: dpa.c プロジェクト: GYGit/reactos
static HRESULT CALLBACK CB_Load(DPASTREAMINFO *pInfo, IStream *pStm, LPVOID lp)
{
    HRESULT hRes;
    INT iOldPos;
    
    iOldPos = pInfo->iPos;
    ok(lp == (LPVOID)0xdeadbeef, "lp=%p\n", lp);
    hRes = IStream_Read(pStm, &pInfo->iPos, sizeof(INT), NULL);
    expect(S_OK, hRes);
    ok(pInfo->iPos == iOldPos, "iPos=%d iOldPos=%d\n", pInfo->iPos, iOldPos);
    hRes = IStream_Read(pStm, &pInfo->pvItem, sizeof(PVOID), NULL);
    expect(S_OK, hRes);
    return S_OK;
}
コード例 #10
0
ファイル: dpa.c プロジェクト: devyn/wine
static HRESULT CALLBACK CB_Load(LPITEMDATA pInfo, IStream *pStm, LPARAM lp)
{
    HRESULT hRes;
    INT iOldPos;
    
    iOldPos = pInfo->iPos;
    ok(lp == 0xdeadbeef, "lp=%ld\n", lp);
    hRes = IStream_Read(pStm, &pInfo->iPos, sizeof(INT), NULL);
    ok(hRes == S_OK, "hRes=0x%x\n", hRes);
    ok(pInfo->iPos == iOldPos, "iPos=%d iOldPos=%d\n", pInfo->iPos, iOldPos);
    hRes = IStream_Read(pStm, &pInfo->pvData, sizeof(PVOID), NULL);
    ok(hRes == S_OK, "hRes=0x%x\n", hRes);
    return S_OK;
}
コード例 #11
0
HRESULT IStream_ReadToBuffer(IStream *pstm, UINT uMaxSize,
                             BYTE **ppBytes, UINT *pcBytes)
{
    *ppBytes = NULL;
    *pcBytes = 0;

    ULARGE_INTEGER uli;
    HRESULT hr = IStream_Size(pstm, &uli);
    if (SUCCEEDED(hr))
    {
        const ULARGE_INTEGER c_uliMaxSize = { uMaxSize };

        hr = (uli.QuadPart < c_uliMaxSize.QuadPart) ? S_OK : E_FAIL;
        if (SUCCEEDED(hr))
        {
            BYTE *pdata = (BYTE*)LocalAlloc(LPTR, uli.LowPart);
            hr = pdata ? S_OK : E_OUTOFMEMORY;
            if (SUCCEEDED(hr))
            {
                hr = IStream_Read(pstm, pdata, uli.LowPart);
                if (SUCCEEDED(hr))
                {
                    *ppBytes = pdata;
                    *pcBytes = uli.LowPart;
                }
                else
                {
                    LocalFree(pdata);
                }
            }
        }
    }
    return hr;
}
コード例 #12
0
ファイル: classmoniker.c プロジェクト: RareHare/reactos
/******************************************************************************
 *        ClassMoniker_Load
 ******************************************************************************/
static HRESULT WINAPI ClassMoniker_Load(IMoniker* iface,IStream* pStm)
{
    ClassMoniker *This = impl_from_IMoniker(iface);
    HRESULT hr;
    DWORD zero;

    TRACE("(%p)\n", pStm);

    hr = IStream_Read(pStm, &This->clsid, sizeof(This->clsid), NULL);
    if (hr != S_OK) return STG_E_READFAULT;

    hr = IStream_Read(pStm, &zero, sizeof(zero), NULL);
    if ((hr != S_OK) || (zero != 0)) return STG_E_READFAULT;

    return S_OK;
}
コード例 #13
0
ファイル: xmlview.c プロジェクト: RareHare/reactos
static HRESULT WINAPI XMLView_BindStatusCallback_OnDataAvailable(
        IBindStatusCallback *iface, DWORD grfBSCF, DWORD dwSize,
        FORMATETC *pformatetc, STGMEDIUM *pstgmed)
{
    BindStatusCallback *This = impl_from_IBindStatusCallback(iface);
    char buf[1024];
    DWORD size;
    HRESULT hres;

    TRACE("(%p)->(%x %d %p %p)\n", This, grfBSCF, dwSize, pformatetc, pstgmed);

    if(!This->stream)
        return E_FAIL;

    do {
        hres = IStream_Read(pstgmed->u.pstm, buf, sizeof(buf), &size);
        IStream_Write(This->stream, buf, size, &size);
    } while(hres==S_OK && size);

    if(FAILED(hres) && hres!=E_PENDING)
        return hres;
    if(hres != S_FALSE)
        return S_OK;

    return handle_xml_load(This);
}
コード例 #14
0
ファイル: stream.c プロジェクト: AndreRH/wine
static BOOL stream_chr(stream_t *stream, strbuf_t *buf, char c)
{
    BOOL b = TRUE;
    ULONG i;

    while(b) {
        for(i=stream->p; i<stream->size; i++) {
            if(stream->buf[i] == c) {
                b = FALSE;
                break;
            }
        }

        if(buf && i > stream->p)
            strbuf_append(buf, stream->buf+stream->p, i-stream->p);
        stream->p = i;

        if(stream->p == stream->size) {
            stream->p = 0;
            IStream_Read(stream->str, stream->buf, sizeof(stream->buf), &stream->size);
            if(!stream->size)
                break;
        }
    }

    return stream->size != 0;
}
コード例 #15
0
static HRESULT write_post_stream(Protocol *protocol)
{
    BYTE buf[0x20000];
    DWORD written;
    ULONG size;
    BOOL res;
    HRESULT hres;

    protocol->flags &= ~FLAG_REQUEST_COMPLETE;

    while(1) {
        size = 0;
        hres = IStream_Read(protocol->post_stream, buf, sizeof(buf), &size);
        if(FAILED(hres) || !size)
            break;
        res = InternetWriteFile(protocol->request, buf, size, &written);
        if(!res) {
            FIXME("InternetWriteFile failed: %u\n", GetLastError());
            hres = E_FAIL;
            break;
        }
    }

    if(SUCCEEDED(hres)) {
        IStream_Release(protocol->post_stream);
        protocol->post_stream = NULL;

        hres = protocol->vtbl->end_request(protocol);
    }

    if(FAILED(hres))
        return report_result(protocol, hres);

    return S_OK;
}
コード例 #16
0
static HRESULT WINAPI bsc_OnDataAvailable(
        IBindStatusCallback* iface,
        DWORD grfBSCF,
        DWORD dwSize,
        FORMATETC* pformatetc,
        STGMEDIUM* pstgmed)
{
    bsc_t *This = impl_from_IBindStatusCallback(iface);
    BYTE buf[4096];
    DWORD read, written;
    HRESULT hr;

    TRACE("(%p)->(%x %d %p %p)\n", This, grfBSCF, dwSize, pformatetc, pstgmed);

    do
    {
        hr = IStream_Read(pstgmed->u.pstm, buf, sizeof(buf), &read);
        if(FAILED(hr))
            break;

        hr = IStream_Write(This->memstream, buf, read, &written);
    } while(SUCCEEDED(hr) && written != 0 && read != 0);

    return S_OK;
}
コード例 #17
0
ファイル: hglobalstream.c プロジェクト: Barrell/wine
static void test_freed_hglobal(void)
{
    static const char teststring[] = "this is a test string";
    HRESULT hr;
    IStream *pStream;
    HGLOBAL hglobal;
    char *p;
    char buffer[sizeof(teststring) + 8];
    ULARGE_INTEGER ull;
    ULONG read, written;

    hglobal = GlobalAlloc(GMEM_DDESHARE|GMEM_NODISCARD|GMEM_MOVEABLE, strlen(teststring) + 1);
    ok(hglobal != NULL, "GlobalAlloc failed with error %d\n", GetLastError());
    p = GlobalLock(hglobal);
    strcpy(p, teststring);
    GlobalUnlock(hglobal);

    hr = CreateStreamOnHGlobal(hglobal, FALSE, &pStream);
    ok_ole_success(hr, "CreateStreamOnHGlobal");

    hr = IStream_Read(pStream, buffer, sizeof(buffer), &read);
    ok_ole_success(hr, "IStream_Read");
    ok(!strcmp(buffer, teststring), "buffer data %s differs\n", buffer);
    ok(read == sizeof(teststring) ||
       broken(read == ((sizeof(teststring) + 3) & ~3)), /* win9x rounds the size */
       "read should be sizeof(teststring) instead of %d\n", read);

    GlobalFree(hglobal);

    memset(buffer, 0, sizeof(buffer));
    read = -1;
    hr = IStream_Read(pStream, buffer, sizeof(buffer), &read);
    ok_ole_success(hr, "IStream_Read");
    ok(buffer[0] == 0, "buffer data should be untouched\n");
    ok(read == 0, "read should be 0 instead of %d\n", read);

    ull.QuadPart = sizeof(buffer);
    hr = IStream_SetSize(pStream, ull);
    ok(hr == E_OUTOFMEMORY, "IStream_SetSize with invalid HGLOBAL should return E_OUTOFMEMORY instead of 0x%08x\n", hr);

    hr = IStream_Write(pStream, buffer, sizeof(buffer), &written);
    ok(hr == E_OUTOFMEMORY, "IStream_Write with invalid HGLOBAL should return E_OUTOFMEMORY instead of 0x%08x\n", hr);
    ok(written == 0, "written should be 0 instead of %d\n", written);

    IStream_Release(pStream);
}
コード例 #18
0
ファイル: io-gdip-utils.c プロジェクト: chipx86/gtk
static gboolean
gdip_save_bitmap_to_callback (GpBitmap *bitmap,
                              const CLSID *format,
                              const EncoderParameters *encoder_params,
                              GdkPixbufSaveFunc save_func,
                              gpointer user_data,
                              GError **error)
{
  HRESULT hr;  
  IStream *streamOut = NULL;
  gboolean success = FALSE;
  guint64 zero = 0;
  GpStatus status;

  hr = CreateStreamOnHGlobal (NULL, TRUE, &streamOut);
  if (!SUCCEEDED (hr)) {
    gdip_set_error_from_hresult (error, GDK_PIXBUF_ERROR_FAILED, hr, _("Could not create stream: %s"));
    return FALSE;
  }

  status = GdipSaveImageToStream ((GpImage *)bitmap, streamOut, format, encoder_params);
  if (Ok != status) {
    gdip_set_error_from_gpstatus (error, GDK_PIXBUF_ERROR_FAILED, status);
    IStream_Release (streamOut);
    return FALSE;
  }

  /* seek back to the beginning of the stream */
  hr = IStream_Seek (streamOut, *(LARGE_INTEGER *)&zero, STREAM_SEEK_SET, NULL);
  if (!SUCCEEDED (hr)) {
    gdip_set_error_from_hresult (error, GDK_PIXBUF_ERROR_FAILED, hr, _("Could not seek stream: %s"));
    IStream_Release (streamOut);
    return FALSE;
  }
  
  for (;;) {
    char buffer[LOAD_BUFFER_SIZE];
    ULONG nread;
    
    hr = IStream_Read (streamOut, buffer, sizeof(buffer), &nread);
    if (!SUCCEEDED (hr))
      {
        gdip_set_error_from_hresult (error, GDK_PIXBUF_ERROR_FAILED, hr, _("Could not read from stream: %s"));
        break;
      }
    else if (0 == nread) {
      success = TRUE; /* EOF */
      break;
    }
    else if (!(*save_func) (buffer, nread, error, user_data))
      break;
  }
  
  IStream_Release (streamOut);
  
  return success;
}                     
コード例 #19
0
ファイル: record.c プロジェクト: GYGit/reactos
UINT MSI_RecordReadStream(MSIRECORD *rec, UINT iField, char *buf, LPDWORD sz)
{
    ULONG count;
    HRESULT r;
    IStream *stm;

    TRACE("%p %d %p %p\n", rec, iField, buf, sz);

    if( !sz )
        return ERROR_INVALID_PARAMETER;

    if( iField > rec->count)
        return ERROR_INVALID_PARAMETER;

    if ( rec->fields[iField].type == MSIFIELD_NULL )
    {
        *sz = 0;
        return ERROR_INVALID_DATA;
    }

    if( rec->fields[iField].type != MSIFIELD_STREAM )
        return ERROR_INVALID_DATATYPE;

    stm = rec->fields[iField].u.stream;
    if( !stm )
        return ERROR_INVALID_PARAMETER;

    /* if there's no buffer pointer, calculate the length to the end */
    if( !buf )
    {
        LARGE_INTEGER ofs;
        ULARGE_INTEGER end, cur;

        ofs.QuadPart = cur.QuadPart = 0;
        end.QuadPart = 0;
        IStream_Seek( stm, ofs, STREAM_SEEK_SET, &cur );
        IStream_Seek( stm, ofs, STREAM_SEEK_END, &end );
        ofs.QuadPart = cur.QuadPart;
        IStream_Seek( stm, ofs, STREAM_SEEK_SET, &cur );
        *sz = end.QuadPart - cur.QuadPart;

        return ERROR_SUCCESS;
    }

    /* read the data */
    count = 0;
    r = IStream_Read( stm, buf, *sz, &count );
    if( FAILED( r ) )
    {
        *sz = 0;
        return ERROR_FUNCTION_FAILED;
    }

    *sz = count;

    return ERROR_SUCCESS;
}
コード例 #20
0
ファイル: stream.c プロジェクト: RareHare/reactos
static HRESULT WINAPI IWICStreamImpl_Read(IWICStream *iface,
    void *pv, ULONG cb, ULONG *pcbRead)
{
    IWICStreamImpl *This = impl_from_IWICStream(iface);
    TRACE("(%p): relay\n", This);

    if (!This->pStream) return WINCODEC_ERR_NOTINITIALIZED;
    return IStream_Read(This->pStream, pv, cb, pcbRead);
}
コード例 #21
0
ファイル: loaderstream.c プロジェクト: howard5888/wineT
static HRESULT WINAPI IDirectMusicLoaderGenericStream_IStream_Read (LPSTREAM iface, void* pv, ULONG cb, ULONG* pcbRead) {
	ICOM_THIS_MULTI(IDirectMusicLoaderGenericStream, StreamVtbl, iface);

	TRACE_(dmfileraw)("(%p, %p, 0x%08lX, %p): redirecting to low-level stream\n", This, pv, cb, pcbRead);
	if (!This->pStream)
		return E_FAIL;

	return IStream_Read (This->pStream, pv, cb, pcbRead);
}
コード例 #22
0
ファイル: segtriggertrack.c プロジェクト: AmesianX/RosWine
static HRESULT WINAPI IDirectMusicSegTriggerTrack_IPersistStream_Load (LPPERSISTSTREAM iface, IStream* pStm) {
  ICOM_THIS_MULTI(IDirectMusicSegTriggerTrack, PersistStreamVtbl, iface);

  DMUS_PRIVATE_CHUNK Chunk;
  LARGE_INTEGER liMove;
  HRESULT hr;

  TRACE("(%p, %p): Loading\n", This, pStm);
  
#if 1
  IStream_Read (pStm, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
  TRACE_(dmfile)(": %s chunk (size = %d)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
  switch (Chunk.fccID) {	
  case FOURCC_LIST: {
    IStream_Read (pStm, &Chunk.fccID, sizeof(FOURCC), NULL);
    TRACE_(dmfile)(": %s chunk (size = %d)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
    switch (Chunk.fccID) {
    case DMUS_FOURCC_SEGTRACK_LIST: {
      TRACE_(dmfile)(": segment trigger track list\n");
      hr = IDirectMusicSegTriggerTrack_IPersistStream_ParseSegTrackList (iface, &Chunk, pStm);
      if (FAILED(hr)) return hr;
      break;    
    }
    default: {
      TRACE_(dmfile)(": unexpected chunk; loading failed)\n");
      liMove.QuadPart = Chunk.dwSize;
      IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
      return E_FAIL;
    }
    }
    TRACE_(dmfile)(": reading finished\n");
    break;
  }
  default: {
    TRACE_(dmfile)(": unexpected chunk; loading failed)\n");
    liMove.QuadPart = Chunk.dwSize;
    IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL); /* skip the rest of the chunk */
    return E_FAIL;
  }
  }  
#endif

  return S_OK;
}
コード例 #23
0
ファイル: bmpdecode.c プロジェクト: bilboed/wine
static HRESULT BmpFrameDecode_ReadUncompressed(BmpFrameDecode* This)
{
    UINT bytesperrow;
    UINT width, height;
    UINT datasize;
    int bottomup;
    HRESULT hr;
    LARGE_INTEGER offbits;
    ULONG bytesread;

    if (This->bih.bV5Size == sizeof(BITMAPCOREHEADER))
    {
        BITMAPCOREHEADER *bch = (BITMAPCOREHEADER*)&This->bih;
        width = bch->bcWidth;
        height = bch->bcHeight;
        bottomup = 1;
    }
    else
    {
        width = This->bih.bV5Width;
        height = abs(This->bih.bV5Height);
        bottomup = (This->bih.bV5Height > 0);
    }

    /* row sizes in BMP files must be divisible by 4 bytes */
    bytesperrow = (((width * This->bitsperpixel)+31)/32)*4;
    datasize = bytesperrow * height;

    This->imagedata = HeapAlloc(GetProcessHeap(), 0, datasize);
    if (!This->imagedata) return E_OUTOFMEMORY;

    offbits.QuadPart = This->bfh.bfOffBits;
    hr = IStream_Seek(This->stream, offbits, STREAM_SEEK_SET, NULL);
    if (FAILED(hr)) goto fail;

    hr = IStream_Read(This->stream, This->imagedata, datasize, &bytesread);
    if (FAILED(hr) || bytesread != datasize) goto fail;

    if (bottomup)
    {
        This->imagedatastart = This->imagedata + (height-1) * bytesperrow;
        This->stride = -bytesperrow;
    }
    else
    {
        This->imagedatastart = This->imagedata;
        This->stride = bytesperrow;
    }
    return S_OK;

fail:
    HeapFree(GetProcessHeap(), 0, This->imagedata);
    This->imagedata = NULL;
    if (SUCCEEDED(hr)) hr = E_FAIL;
    return hr;
}
コード例 #24
0
ファイル: hglobalstream.c プロジェクト: MichaelMcDonnell/wine
/***
 * This method is part of the IStream interface.
 *
 * It will copy the 'cb' Bytes to 'pstm' IStream.
 *
 * See the documentation of IStream for more info.
 */
static HRESULT WINAPI HGLOBALStreamImpl_CopyTo(
				    IStream*      iface,
				    IStream*      pstm,         /* [unique][in] */
				    ULARGE_INTEGER  cb,           /* [in] */
				    ULARGE_INTEGER* pcbRead,      /* [out] */
				    ULARGE_INTEGER* pcbWritten)   /* [out] */
{
  HRESULT        hr = S_OK;
  BYTE           tmpBuffer[128];
  ULONG          bytesRead, bytesWritten, copySize;
  ULARGE_INTEGER totalBytesRead;
  ULARGE_INTEGER totalBytesWritten;

  TRACE("(%p, %p, %d, %p, %p)\n", iface, pstm,
	cb.u.LowPart, pcbRead, pcbWritten);

  if ( pstm == 0 )
    return STG_E_INVALIDPOINTER;

  totalBytesRead.QuadPart = 0;
  totalBytesWritten.QuadPart = 0;

  while ( cb.QuadPart > 0 )
  {
    if ( cb.QuadPart >= sizeof(tmpBuffer) )
      copySize = sizeof(tmpBuffer);
    else
      copySize = cb.u.LowPart;

    hr = IStream_Read(iface, tmpBuffer, copySize, &bytesRead);
    if (FAILED(hr))
        break;

    totalBytesRead.QuadPart += bytesRead;

    if (bytesRead)
    {
        hr = IStream_Write(pstm, tmpBuffer, bytesRead, &bytesWritten);
        if (FAILED(hr))
            break;

        totalBytesWritten.QuadPart += bytesWritten;
    }

    if (bytesRead!=copySize)
      cb.QuadPart = 0;
    else
      cb.QuadPart -= bytesRead;
  }

  if (pcbRead) pcbRead->QuadPart = totalBytesRead.QuadPart;
  if (pcbWritten) pcbWritten->QuadPart = totalBytesWritten.QuadPart;

  return hr;
}
コード例 #25
0
ファイル: band.c プロジェクト: Eltechs/wine
static HRESULT WINAPI IDirectMusicBandImpl_IPersistStream_Load (LPPERSISTSTREAM iface, IStream* pStm) {
  ICOM_THIS_MULTI(IDirectMusicBandImpl, PersistStreamVtbl, iface);

  DMUS_PRIVATE_CHUNK Chunk;
  LARGE_INTEGER liMove;
  HRESULT hr;
  
  TRACE("(%p,%p): loading\n", This, pStm);
  
  IStream_Read (pStm, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
  TRACE_(dmfile)(": %s chunk (size = %d)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
  switch (Chunk.fccID) {
  case FOURCC_RIFF: {
    IStream_Read (pStm, &Chunk.fccID, sizeof(FOURCC), NULL);
    TRACE_(dmfile)(": %s chunk (size = %d)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
    switch (Chunk.fccID) {
    case DMUS_FOURCC_BAND_FORM: {
      TRACE_(dmfile)(": Band form\n");
      hr = IDirectMusicBandImpl_IPersistStream_ParseBandForm (iface, &Chunk, pStm);
      if (FAILED(hr)) return hr;
      break;    
    }
    default: {
      TRACE_(dmfile)(": unexpected chunk; loading failed)\n");
      liMove.QuadPart = Chunk.dwSize;
      IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
      return E_FAIL;
    }
    }
    TRACE_(dmfile)(": reading finished\n");
    break;
  }
  default: {
    TRACE_(dmfile)(": unexpected chunk; loading failed)\n");
    liMove.QuadPart = Chunk.dwSize;
    IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL); /* skip the rest of the chunk */
    return E_FAIL;
  }
  }
  
  return S_OK;
}
コード例 #26
0
ファイル: hglobalstream.c プロジェクト: Barrell/wine
static void test_copyto(void)
{
    IStream *pStream, *pStream2;
    HRESULT hr = CreateStreamOnHGlobal(NULL, TRUE, &pStream);
    static const char szHello[] = "Hello";
    ULARGE_INTEGER cb;
    static const char *methods_copyto[] =
    {
        "TestStream_Write",
        NULL
    };
    ULONG written;
    ULARGE_INTEGER ullRead;
    ULARGE_INTEGER ullWritten;
    ULARGE_INTEGER libNewPosition;
    static const LARGE_INTEGER llZero;
    char buffer[15];

    ok_ole_success(hr, "CreateStreamOnHGlobal");

    expected_method_list = methods_copyto;

    hr = IStream_Write(pStream, szHello, sizeof(szHello), &written);
    ok_ole_success(hr, "IStream_Write");
    ok(written == sizeof(szHello), "only %d bytes written\n", written);

    hr = IStream_Seek(pStream, llZero, STREAM_SEEK_SET, NULL);
    ok_ole_success(hr, "IStream_Seek");

    cb.QuadPart = sizeof(szHello);
    hr = IStream_CopyTo(pStream, &Test_Stream, cb, &ullRead, &ullWritten);
    ok(ullWritten.QuadPart == 5, "ullWritten was %d instead\n", (ULONG)ullWritten.QuadPart);
    ok(ullRead.QuadPart == sizeof(szHello), "only %d bytes read\n", (ULONG)ullRead.QuadPart);
    ok_ole_success(hr, "IStream_CopyTo");

    ok(!*expected_method_list, "Method sequence starting from %s not called\n", *expected_method_list);

    hr = IStream_Clone(pStream, &pStream2);
    ok_ole_success(hr, "IStream_Clone");

    hr = IStream_Seek(pStream2, llZero, STREAM_SEEK_CUR, &libNewPosition);
    ok_ole_success(hr, "IStream_Seek");
    ok(libNewPosition.QuadPart == sizeof(szHello), "libNewPosition wasn't set correctly for the cloned stream\n");

    hr = IStream_Seek(pStream2, llZero, STREAM_SEEK_SET, NULL);
    ok_ole_success(hr, "IStream_Seek");

    hr = IStream_Read(pStream2, buffer, sizeof(buffer), NULL);
    ok_ole_success(hr, "IStream_Read");
    ok(!strcmp(buffer, szHello), "read data \"%s\" didn't match originally written data\n", buffer);

    IStream_Release(pStream2);
    IStream_Release(pStream);
}
コード例 #27
0
ファイル: link.c プロジェクト: GYGit/reactos
static HRESULT WINAPI IPersistStream_fnLoad(IPersistStream* iface,
        IStream* pStm)
{
    HRESULT r;
    DWORD hdr[2];
    DWORD read;
    HlinkImpl *This = impl_from_IPersistStream(iface);

    r = IStream_Read(pStm, hdr, sizeof(hdr), &read);
    if (read != sizeof(hdr) || (hdr[0] != HLINK_SAVE_MAGIC))
    {
        r = E_FAIL;
        goto end;
    }
    if (hdr[1] & ~HLINK_SAVE_ALL)
        FIXME("unknown flag(s) 0x%x\n", hdr[1] & ~HLINK_SAVE_ALL);

    if (hdr[1] & HLINK_SAVE_TARGET_FRAME_PRESENT)
    {
        TRACE("loading target frame name\n");
        r = read_hlink_string(pStm, &This->TargetFrameName);
        if (FAILED(r)) goto end;
    }

    if (hdr[1] & HLINK_SAVE_FRIENDLY_PRESENT)
    {
        TRACE("loading target friendly name\n");
        if (!(hdr[1] & 0x4))
            FIXME("0x4 flag not present with friendly name flag - not sure what this means\n");
        r = read_hlink_string(pStm, &This->FriendlyName);
        if (FAILED(r)) goto end;
    }

    if (hdr[1] & HLINK_SAVE_MONIKER_PRESENT)
    {
        TRACE("loading moniker\n");
        r = OleLoadFromStream(pStm, &IID_IMoniker, (LPVOID*)&(This->Moniker));
        if (FAILED(r))
            goto end;
        This->absolute = (hdr[1] & HLINK_SAVE_MONIKER_IS_ABSOLUTE) != 0;
    }

    if (hdr[1] & HLINK_SAVE_LOCATION_PRESENT)
    {
        TRACE("loading location\n");
        r = read_hlink_string(pStm, &This->Location);
        if (FAILED(r)) goto end;
    }

end:
    TRACE("Load Result 0x%x (%p)\n", r, This->Moniker);

    return r;
}
コード例 #28
0
ファイル: xmldoc.c プロジェクト: MichaelMcDonnell/wine
static HRESULT WINAPI xmldoc_IPersistStreamInit_Load(
    IPersistStreamInit *iface, LPSTREAM pStm)
{
    xmldoc *This = impl_from_IPersistStreamInit(iface);
    HRESULT hr;
    HGLOBAL hglobal;
    DWORD read, written, len;
    BYTE buf[4096];
    char *ptr;

    TRACE("(%p, %p)\n", iface, pStm);

    if (!pStm)
        return E_INVALIDARG;

    /* release previously allocated stream */
    if (This->stream) IStream_Release(This->stream);
    hr = CreateStreamOnHGlobal(NULL, TRUE, &This->stream);
    if (FAILED(hr))
        return hr;

    do
    {
        IStream_Read(pStm, buf, sizeof(buf), &read);
        hr = IStream_Write(This->stream, buf, read, &written);
    } while(SUCCEEDED(hr) && written != 0 && read != 0);

    if (FAILED(hr))
    {
        ERR("Failed to copy stream\n");
        return hr;
    }

    hr = GetHGlobalFromStream(This->stream, &hglobal);
    if (FAILED(hr))
        return hr;

    len = GlobalSize(hglobal);
    ptr = GlobalLock(hglobal);
    if (len != 0)
    {
        xmlFreeDoc(This->xmldoc);
        This->xmldoc = parse_xml(ptr, len);
    }
    GlobalUnlock(hglobal);

    if (!This->xmldoc)
    {
        ERR("Failed to parse xml\n");
        return E_FAIL;
    }

    return S_OK;
}
コード例 #29
0
ファイル: mk.c プロジェクト: AndreRH/wine
static HRESULT WINAPI MkProtocol_Read(IInternetProtocolEx *iface, void *pv,
        ULONG cb, ULONG *pcbRead)
{
    MkProtocol *This = impl_from_IInternetProtocolEx(iface);

    TRACE("(%p)->(%p %u %p)\n", This, pv, cb, pcbRead);

    if(!This->stream)
        return E_FAIL;

    return IStream_Read(This->stream, pv, cb, pcbRead);
}
コード例 #30
0
ファイル: pngformat.c プロジェクト: bilboed/wine
static void user_read_data(png_structp png_ptr, png_bytep data, png_size_t length)
{
    IStream *stream = ppng_get_io_ptr(png_ptr);
    HRESULT hr;
    ULONG bytesread;

    hr = IStream_Read(stream, data, length, &bytesread);
    if (FAILED(hr) || bytesread != length)
    {
        ppng_error(png_ptr, "failed reading data");
    }
}