[PATCH 0/1] MR11258: cldapi: Add stub for CfGetPlaceholderInfo.

[Louis Lenders (＠xe)]

This was reported on the forum: https://forum.winehq.org/viewtopic.php?t=42853

The application (https://downloads.pdf-xchange.com/11.0.1.0/EditorV11.x64.msi) crashes on exit
on this unimplemented function.

-- 
https://gitlab.winehq.org/wine/wine/-/merge_requests/11258

[PATCH 1/1] cldapi: Add stub for CfGetPlaceholderInfo.

[Louis Lenders]

From: Louis Lenders <[e-mail]>

This was reported on the forum: https://forum.winehq.org/viewtopic.php?t=42853
The application (https://downloads.pdf-xchange.com/11.0.1.0/EditorV11.x64.msi) crashes on exit
on this unimplemented function.
---
 dlls/cldapi/Makefile.in |  3 +++
 dlls/cldapi/cldapi.spec |  2 +-
 dlls/cldapi/main.c      | 30 ++++++++++++++++++++++++++++++
 include/Makefile.in     |  1 +
 include/cfapi.h         | 30 ++++++++++++++++++++++++++++++
 5 files changed, 65 insertions(+), 1 deletion(-)
 create mode 100644 dlls/cldapi/main.c
 create mode 100644 include/cfapi.h

diff --git a/dlls/cldapi/Makefile.in b/dlls/cldapi/Makefile.in
index c6e7c5be173..b1784d40e0a 100644
--- a/dlls/cldapi/Makefile.in
+++ b/dlls/cldapi/Makefile.in
@@ -1 +1,4 @@
 MODULE = cldapi.dll
+
+SOURCES = \
+	main.c
diff --git a/dlls/cldapi/cldapi.spec b/dlls/cldapi/cldapi.spec
index a645b74988e..93e3d984b44 100644
--- a/dlls/cldapi/cldapi.spec
+++ b/dlls/cldapi/cldapi.spec
@@ -11,7 +11,7 @@
 @ stub CfExecute
 @ stub CfGetCorrelationVector
 @ stub CfGetLastSyncStatus
-@ stub CfGetPlaceholderInfo
+@ stdcall CfGetPlaceholderInfo(ptr long ptr long ptr)
 @ stub CfGetPlaceholderRangeInfo
 @ stub CfGetPlaceholderRangeInfoForHydration
 @ stub CfGetPlaceholderStateFromAttributeTag
diff --git a/dlls/cldapi/main.c b/dlls/cldapi/main.c
new file mode 100644
index 00000000000..f35284c94f7
--- /dev/null
+++ b/dlls/cldapi/main.c
@@ -0,0 +1,30 @@
+/*
+ * Copyright 2026 Louis Lenders
+ *
+ * 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
+ */
+
+#include "windef.h"
+#include "cfapi.h"
+#include "wine/debug.h"
+
+WINE_DEFAULT_DEBUG_CHANNEL(cldapi);
+
+HRESULT WINAPI CfGetPlaceholderInfo(HANDLE h, CF_PLACEHOLDER_INFO_CLASS info, void *buf, DWORD len, DWORD *retlen)
+{
+    FIXME("%p %d %p %lu %p: stub\n", h, info, buf, len, retlen);
+
+    return E_NOTIMPL;
+}
diff --git a/include/Makefile.in b/include/Makefile.in
index 47df75fb59e..acd1ed5fcb3 100644
--- a/include/Makefile.in
+++ b/include/Makefile.in
@@ -67,6 +67,7 @@ SOURCES = \
 	bthsdpdef.h \
 	cderr.h \
 	cdosys.idl \
+	cfapi.h \
 	cfg.h \
 	cfgmgr32.h \
 	cguid.h \
diff --git a/include/cfapi.h b/include/cfapi.h
new file mode 100644
index 00000000000..968acc4ac7c
--- /dev/null
+++ b/include/cfapi.h
@@ -0,0 +1,30 @@
+/*
+ * Copyright 2026 Louis Lenders
+ *
+ * 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
+ */
+
+#ifndef CFAPI_H
+#define CFAPI_H
+
+typedef enum CF_PLACEHOLDER_INFO_CLASS
+{
+  CF_PLACEHOLDER_INFO_BASIC    = 0,
+  CF_PLACEHOLDER_INFO_STANDARD = 1
+} CF_PLACEHOLDER_INFO_CLASS;
+
+HRESULT WINAPI CfGetPlaceholderInfo(HANDLE h, CF_PLACEHOLDER_INFO_CLASS info, void *buf, DWORD len, DWORD *retlen);
+
+#endif  /* CFAPI_H */
-- 
GitLab

https://gitlab.winehq.org/wine/wine/-/merge_requests/11258

[Louis Lenders (＠xe)]

Hi,

Is there anything I could/should improve here?

-- 
https://gitlab.winehq.org/wine/wine/-/merge_requests/11258#note_146235