add ascii_tolower()

src/bodyparser.cc

@@ -16,6 +16,7 @@ namespace qi = boost::spirit::qi;
         std::string type;
         std::string subtype;
         std::vector<pEpMIME::NameValue> params;
+        void tolower(); // only for ASCII chars, but that's sufficient here.
     };
 
     BOOST_FUSION_ADAPT_STRUCT(
@@ -34,6 +35,23 @@ BOOST_FUSION_ADAPT_STRUCT(
 )
 
 
+void ascii_tolower(std::string& s)
+{
+    for(char& c : s)
+    {
+        if(c>='A' && c<='Z')
+        {
+            c += 32;
+        }
+    }
+}
+
+void ContentType::tolower()
+{
+    ascii_tolower(type);
+    ascii_tolower(subtype);
+}
+
 std::ostream& operator<<(std::ostream& o, const ContentType& ct)
 {
     return o << "CT:{" << ct.type << "/" << ct.subtype << ". params=" << ct.params << " } ";
@@ -101,6 +119,7 @@ void parse_body(message* msg, const HeaderSection& headers, const std::deque<sv>
         {
             throw std::runtime_error( "Cannot parse \"" + std::string{cts} + "\" as ContentType");
         }
+        ct.tolower();
         std::cerr << ct << std::endl;
         
     }else{ // Non-MIME mail