support for unknown encoding in expat wrapper

Signed-off-by: Michael Krelin <hacker@klever.net>

2 files changed, 12 insertions, 0 deletions

diff --git a/include/opkele/expat.h b/include/opkele/expat.h
index 3ab1630..21be003 100644
--- a/include/opkele/expat.h
+++ b/include/opkele/expat.h
@@ -23,12 +23,15 @@ namespace opkele {
 
 		inline bool parse(const char *s,int len,bool final=false) {
 		    assert(_x);
 		    return XML_Parse(_x,s,len,final);
 		}
 
+		virtual int unknown_encoding(const XML_Char * /* n */,XML_Encoding * /* i */) { return XML_STATUS_ERROR; }
+		void set_unknown_encoding_handler();
+
 		virtual void start_element(const XML_Char * /* n */,const XML_Char ** /* a */) { }
 		virtual void end_element(const XML_Char * /* n */) { }
 		void set_element_handler();
 
 		virtual void character_data(const XML_Char * /* s */,int /* l */) { }
 		void set_character_data_handler();
diff --git a/lib/expat.cc b/lib/expat.cc
index c4dab7e..fb58a9a 100644
--- a/lib/expat.cc
+++ b/lib/expat.cc
@@ -89,9 +89,18 @@ namespace opkele {
 
 	void expat_t::set_namespace_decl_handler() {
 	    assert(_x);
 	    XML_SetNamespaceDeclHandler(_x,_start_namespace_decl,_end_namespace_decl);
 	}
 
+	static int _unknown_encoding(void *ehd,const XML_Char *n,XML_Encoding *i) {
+	    return ((expat_t*)ehd)->unknown_encoding(n,i);
+	}
+
+	void expat_t::set_unknown_encoding_handler() {
+	    assert(_x);
+	    XML_SetUnknownEncodingHandler(_x,_unknown_encoding,this);
+	}
+
     }
 
 }