Vincent Povirk : windowscodecs: Report missing component info strings as zero-length.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 9f157e5bfaccb895c969ab656c8b06575169f066
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=9f157e5bfaccb895c969ab656c...

Author: Vincent Povirk <vincent(a)codeweavers.com>
Date:   Mon Apr 16 15:25:37 2012 -0500

windowscodecs: Report missing component info strings as zero-length.

---

 dlls/windowscodecs/info.c       |    6 ++++++
 dlls/windowscodecs/tests/info.c |    4 ++--
 2 files changed, 8 insertions(+), 2 deletions(-)

diff --git a/dlls/windowscodecs/info.c b/dlls/windowscodecs/info.c
index a2cc1a7..5b81702 100644
--- a/dlls/windowscodecs/info.c
+++ b/dlls/windowscodecs/info.c
@@ -59,6 +59,12 @@ static HRESULT ComponentInfo_GetStringValue(HKEY classkey, LPCWSTR value,
     ret = RegGetValueW(classkey, NULL, value, RRF_RT_REG_SZ|RRF_NOEXPAND, NULL,
         buffer, &cbdata);
 
+    if (ret == ERROR_FILE_NOT_FOUND)
+    {
+        *actual_size = 0;
+        return S_OK;
+    }
+
     if (ret == 0 || ret == ERROR_MORE_DATA)
         *actual_size = cbdata/sizeof(WCHAR);
 
diff --git a/dlls/windowscodecs/tests/info.c b/dlls/windowscodecs/tests/info.c
index eda21a6..e923999 100644
--- a/dlls/windowscodecs/tests/info.c
+++ b/dlls/windowscodecs/tests/info.c
@@ -214,8 +214,8 @@ static void test_pixelformat_info(void)
 
     len = 0xdeadbeef;
     hr = IWICComponentInfo_GetVersion(info, 0, NULL, &len);
-    todo_wine ok(hr == S_OK, "GetVersion failed, hr=%x\n", hr);
-    todo_wine ok(len == 0, "invalid length 0x%x\n", len); /* version does not apply to pixel formats */
+    ok(hr == S_OK, "GetVersion failed, hr=%x\n", hr);
+    ok(len == 0, "invalid length 0x%x\n", len); /* version does not apply to pixel formats */
 
     IWICComponentInfo_Release(info);
 }