ieframe: Simplify IPersist_Load, make error handling more straightforward.
Signed-off-by: Nikolay Sivov <nsivov@codeweavers.com> Signed-off-by: Jacek Caban <jacek@codeweavers.com> Signed-off-by: Alexandre Julliard <julliard@winehq.org>
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17379dcd08
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@ -420,135 +420,114 @@ static HRESULT WINAPI PersistFile_IsDirty(IPersistFile *pFile)
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return This->isDirty ? S_OK : S_FALSE;
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}
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/* A helper function: Allocate and fill rString. Return number of bytes read. */
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static DWORD get_profile_string(LPCWSTR lpAppName, LPCWSTR lpKeyName,
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/* Returns allocated profile string and a standard return code. */
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static HRESULT get_profile_string(LPCWSTR lpAppName, LPCWSTR lpKeyName,
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LPCWSTR lpFileName, WCHAR **rString )
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{
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DWORD r = 0;
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DWORD len = 128;
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WCHAR *buffer;
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*rString = NULL;
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buffer = CoTaskMemAlloc(len * sizeof(*buffer));
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if (buffer != NULL)
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if (!buffer)
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return E_OUTOFMEMORY;
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r = GetPrivateProfileStringW(lpAppName, lpKeyName, NULL, buffer, len, lpFileName);
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while (r == len-1)
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{
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r = GetPrivateProfileStringW(lpAppName, lpKeyName, NULL, buffer, len, lpFileName);
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while (r == len-1)
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WCHAR *realloc_buf;
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len *= 2;
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realloc_buf = CoTaskMemRealloc(buffer, len * sizeof(*buffer));
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if (realloc_buf == NULL)
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{
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WCHAR *realloc_buf;
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len *= 2;
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realloc_buf = CoTaskMemRealloc(buffer, len * sizeof(*buffer));
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if (realloc_buf == NULL)
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{
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CoTaskMemFree(buffer);
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*rString = NULL;
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return 0;
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}
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buffer = realloc_buf;
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r = GetPrivateProfileStringW(lpAppName, lpKeyName, NULL, buffer, len, lpFileName);
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CoTaskMemFree(buffer);
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return E_OUTOFMEMORY;
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}
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buffer = realloc_buf;
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r = GetPrivateProfileStringW(lpAppName, lpKeyName, NULL, buffer, len, lpFileName);
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}
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*rString = buffer;
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return r;
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return r ? S_OK : E_FAIL;
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}
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static HRESULT WINAPI PersistFile_Load(IPersistFile *pFile, LPCOLESTR pszFileName, DWORD dwMode)
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{
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WCHAR str_header[] = {'I','n','t','e','r','n','e','t','S','h','o','r','t','c','u','t',0};
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WCHAR str_URL[] = {'U','R','L',0};
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WCHAR str_iconfile[] = {'i','c','o','n','f','i','l','e',0};
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WCHAR str_iconindex[] = {'i','c','o','n','i','n','d','e','x',0};
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WCHAR *filename = NULL;
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HRESULT hr;
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InternetShortcut *This = impl_from_IPersistFile(pFile);
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static WCHAR str_header[] = {'I','n','t','e','r','n','e','t','S','h','o','r','t','c','u','t',0};
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static WCHAR str_URL[] = {'U','R','L',0};
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static WCHAR str_iconfile[] = {'i','c','o','n','f','i','l','e',0};
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static WCHAR str_iconindex[] = {'i','c','o','n','i','n','d','e','x',0};
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WCHAR *filename = NULL;
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WCHAR *url;
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HRESULT hr;
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IPropertyStorage *pPropStg;
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WCHAR *iconfile;
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WCHAR *iconindexstring;
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TRACE("(%p, %s, 0x%x)\n", pFile, debugstr_w(pszFileName), dwMode);
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if (dwMode != 0)
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FIXME("ignoring unimplemented mode 0x%x\n", dwMode);
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filename = co_strdupW(pszFileName);
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if (filename != NULL)
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if (!filename)
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return E_OUTOFMEMORY;
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if (FAILED(hr = get_profile_string(str_header, str_URL, pszFileName, &url)))
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{
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DWORD r;
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WCHAR *url;
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r = get_profile_string(str_header, str_URL, pszFileName, &url);
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if (url == NULL)
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{
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hr = E_OUTOFMEMORY;
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CoTaskMemFree(filename);
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}
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else if (r == 0)
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{
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hr = E_FAIL;
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CoTaskMemFree(filename);
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}
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else
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{
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hr = S_OK;
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CoTaskMemFree(This->currentFile);
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This->currentFile = filename;
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CoTaskMemFree(This->url);
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This->url = url;
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This->isDirty = FALSE;
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}
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/* Now we're going to read in the iconfile and iconindex.
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If we don't find them, that's not a failure case -- it's possible
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that they just aren't in there. */
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if (SUCCEEDED(hr))
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{
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IPropertyStorage *pPropStg;
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WCHAR *iconfile;
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WCHAR *iconindexstring;
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hr = IPropertySetStorage_Open(This->property_set_storage, &FMTID_Intshcut,
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STGM_READWRITE | STGM_SHARE_EXCLUSIVE,
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&pPropStg);
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if (get_profile_string(str_header, str_iconfile, pszFileName, &iconfile))
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{
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PROPSPEC ps;
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PROPVARIANT pv;
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ps.ulKind = PRSPEC_PROPID;
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ps.u.propid = PID_IS_ICONFILE;
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pv.vt = VT_LPWSTR;
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pv.u.pwszVal = iconfile;
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hr = IPropertyStorage_WriteMultiple(pPropStg, 1, &ps, &pv, 0);
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if (FAILED(hr))
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{
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TRACE("Failed to store the iconfile to our property storage. hr = 0x%x\n", hr);
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}
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}
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CoTaskMemFree(iconfile);
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if (get_profile_string(str_header, str_iconindex, pszFileName, &iconindexstring))
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{
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int iconindex;
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PROPSPEC ps;
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PROPVARIANT pv;
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char *iconindexastring = co_strdupWtoA(iconindexstring);
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sscanf(iconindexastring, "%d", &iconindex);
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CoTaskMemFree(iconindexastring);
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ps.ulKind = PRSPEC_PROPID;
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ps.u.propid = PID_IS_ICONINDEX;
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pv.vt = VT_I4;
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pv.u.iVal = iconindex;
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hr = IPropertyStorage_WriteMultiple(pPropStg, 1, &ps, &pv, 0);
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if (FAILED(hr))
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{
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TRACE("Failed to store the iconindex to our property storage. hr = 0x%x\n", hr);
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}
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}
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CoTaskMemFree(iconindexstring);
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IPropertyStorage_Release(pPropStg);
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}
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else
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hr = E_OUTOFMEMORY;
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CoTaskMemFree(filename);
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return hr;
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}
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else
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hr = E_OUTOFMEMORY;
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CoTaskMemFree(This->currentFile);
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This->currentFile = filename;
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CoTaskMemFree(This->url);
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This->url = url;
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This->isDirty = FALSE;
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/* Now we're going to read in the iconfile and iconindex.
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If we don't find them, that's not a failure case -- it's possible
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that they just aren't in there. */
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hr = IPropertySetStorage_Open(This->property_set_storage, &FMTID_Intshcut,
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STGM_READWRITE | STGM_SHARE_EXCLUSIVE, &pPropStg);
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if (get_profile_string(str_header, str_iconfile, pszFileName, &iconfile) == S_OK)
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{
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PROPSPEC ps;
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PROPVARIANT pv;
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ps.ulKind = PRSPEC_PROPID;
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ps.u.propid = PID_IS_ICONFILE;
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pv.vt = VT_LPWSTR;
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pv.u.pwszVal = iconfile;
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hr = IPropertyStorage_WriteMultiple(pPropStg, 1, &ps, &pv, 0);
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if (FAILED(hr))
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TRACE("Failed to store the iconfile to our property storage. hr = 0x%x\n", hr);
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}
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CoTaskMemFree(iconfile);
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if (get_profile_string(str_header, str_iconindex, pszFileName, &iconindexstring) == S_OK)
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{
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int iconindex;
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PROPSPEC ps;
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PROPVARIANT pv;
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char *iconindexastring = co_strdupWtoA(iconindexstring);
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sscanf(iconindexastring, "%d", &iconindex);
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CoTaskMemFree(iconindexastring);
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ps.ulKind = PRSPEC_PROPID;
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ps.u.propid = PID_IS_ICONINDEX;
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pv.vt = VT_I4;
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pv.u.iVal = iconindex;
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hr = IPropertyStorage_WriteMultiple(pPropStg, 1, &ps, &pv, 0);
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if (FAILED(hr))
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TRACE("Failed to store the iconindex to our property storage. hr = 0x%x\n", hr);
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}
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CoTaskMemFree(iconindexstring);
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IPropertyStorage_Release(pPropStg);
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return hr;
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}
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