[channels,rdpdr] FILE_DIRECTORY_INFORMATION::FileName as WCHAR

channels/rdpdr/server/CMakeLists.txt

@@ -21,4 +21,5 @@ set(${MODULE_PREFIX}_SRCS rdpdr_main.c rdpdr_main.h)
 
 set(${MODULE_PREFIX}_LIBS freerdp)
 
+option(WITH_WCHAR_FILE_DIRECTORY_INFORMATION "Build with WCHAR FILE_DIRECTORY_INFORMATION::FileName" OFF)
 add_channel_server_library(${MODULE_PREFIX} ${MODULE_NAME} ${CHANNEL_NAME} FALSE "VirtualChannelEntry")

channels/rdpdr/server/rdpdr_main.c

@@ -2344,7 +2344,7 @@ static UINT rdpdr_server_read_file_directory_information(wLog* log, wStream* s,
 	if (fileNameLength / sizeof(WCHAR) > ARRAYSIZE(fdi->FileName))
 		return ERROR_INVALID_DATA;
 
-#if defined(__MINGW32__)
+#if defined(__MINGW32__) || defined(WITH_WCHAR_FILE_DIRECTORY_INFORMATION)
 	if (Stream_Read_UTF16_String(s, fdi->FileName, fileNameLength / sizeof(WCHAR)))
 		return ERROR_INVALID_DATA;
 #else

include/config/config.h.in

@@ -239,4 +239,10 @@
 #cmakedefine WITHOUT_FREERDP_3x_DEPRECATED
 #endif
 
+/** Build FILE_DIRECTORY_INFORMATION::FileName with type WCHAR instead of char
+ *
+ * @since version 3.20.0
+ */
+#cmakedefine WITH_WCHAR_FILE_DIRECTORY_INFORMATION
+
 #endif /* FREERDP_CONFIG_H */

include/freerdp/server/rdpdr.h

@@ -24,6 +24,7 @@
 #define FREERDP_CHANNEL_RDPDR_SERVER_RDPDR_H
 
 #include <freerdp/api.h>
+#include <freerdp/config.h>
 #include <freerdp/types.h>
 #include <freerdp/channels/wtsvc.h>
 #include <freerdp/channels/rdpdr.h>
@@ -59,7 +60,11 @@ typedef struct
 	LARGE_INTEGER EndOfFile;
 	LARGE_INTEGER AllocationSize;
 	UINT32 FileAttributes;
+#if defined(WITH_WCHAR_FILE_DIRECTORY_INFORMATION)
+	WCHAR FileName[512];
+#else
 	char FileName[512];
+#endif
 } FILE_DIRECTORY_INFORMATION;
 #endif