add config options for testing the Origin header in cors requests

- allow_all_cors_origins - whether or not to allow all origins
- allowed_cors_origins - a list of allowed origins (used if allow_all_cors_origins is false)

winixd/core/misc.h

@@ -36,6 +36,8 @@
 #define headerfile_winix_core_misc
 
 #include <string>
+#include <vector>
+#include <set>
 #include <sstream>
 #include <ctime>
 #include <cstdio>
@@ -1032,6 +1034,28 @@ void timespec_to_stream_with_unit(timespec & val, pt::Stream & stream);
 void slice_by(const std::wstring & str, wchar_t c, std::vector<std::wstring> & out);
 
 
+bool is_in_list(const std::wstring & item, const std::vector<std::wstring> & list);
+bool is_in_list(const std::wstring & item, const std::list<std::wstring> & list);
+bool is_in_list(const std::wstring & item, const std::set<std::wstring> & list);
+
+
+
+template<typename ContainerType>
+bool is_in_list_generic(const std::wstring & item, const ContainerType & list)
+{
+	for(const std::wstring & str : list)
+	{
+		if( str == item )
+		{
+			return true;
+		}
+	}
+
+	return false;
+}
+
+
+
 } // namespace Winix