urlmon: Added TYMED_FILE support to CopyStgMedium.

dlls/urlmon/tests/misc.c

@@ -1183,6 +1183,8 @@ static void test_CopyStgMedium(void)
     STGMEDIUM src, dst;
     HRESULT hres;
 
+    static WCHAR fileW[] = {'f','i','l','e',0};
+
     memset(&src, 0xf0, sizeof(src));
     memset(&dst, 0xe0, sizeof(dst));
     src.tymed = TYMED_NULL;
@@ -1203,6 +1205,17 @@ static void test_CopyStgMedium(void)
     ok(!dst.u.pstm, "pstm=%p\n", dst.u.pstm);
     ok(!dst.pUnkForRelease, "pUnkForRelease=%p, expected NULL\n", dst.pUnkForRelease);
 
+    memset(&dst, 0xe0, sizeof(dst));
+    src.tymed = TYMED_FILE;
+    src.u.lpszFileName = fileW;
+    src.pUnkForRelease = NULL;
+    hres = CopyStgMedium(&src, &dst);
+    ok(hres == S_OK, "CopyStgMedium failed: %08x\n", hres);
+    ok(dst.tymed == TYMED_FILE, "tymed=%d\n", dst.tymed);
+    ok(dst.u.lpszFileName && dst.u.lpszFileName != fileW, "lpszFileName=%p\n", dst.u.lpszFileName);
+    ok(!lstrcmpW(dst.u.lpszFileName, fileW), "wrong file name\n");
+    ok(!dst.pUnkForRelease, "pUnkForRelease=%p, expected NULL\n", dst.pUnkForRelease);
+
     hres = CopyStgMedium(&src, NULL);
     ok(hres == E_POINTER, "CopyStgMedium failed: %08x, expected E_POINTER\n", hres);
     hres = CopyStgMedium(NULL, &dst);

dlls/urlmon/urlmon_main.c

@@ -398,7 +398,6 @@ void WINAPI ReleaseBindInfo(BINDINFO* pbindinfo)
     if(offsetof(BINDINFO, szExtraInfo) < size)
         CoTaskMemFree(pbindinfo->szCustomVerb);
 
-
     if(pbindinfo->pUnk && offsetof(BINDINFO, pUnk) < size)
         IUnknown_Release(pbindinfo->pUnk);
 
@@ -421,6 +420,13 @@ HRESULT WINAPI CopyStgMedium(const STGMEDIUM *src, STGMEDIUM *dst)
     switch(dst->tymed) {
     case TYMED_NULL:
         break;
+    case TYMED_FILE:
+        if(src->u.lpszFileName && !src->pUnkForRelease) {
+            DWORD size = (strlenW(src->u.lpszFileName)+1)*sizeof(WCHAR);
+            dst->u.lpszFileName = CoTaskMemAlloc(size);
+            memcpy(dst->u.lpszFileName, src->u.lpszFileName, size);
+        }
+        break;
     case TYMED_ISTREAM:
         if(dst->u.pstm)
             IStream_AddRef(dst->u.pstm);