+ bool operator()(const std::string& s1, const std::string& s2) const;
+ };
+
+ /** The irc_char_traits class is used for RFC-style comparison of strings.
+ * This class is used to implement irc::string, a case-insensitive, RFC-
+ * comparing string class.
+ */
+ struct irc_char_traits : std::char_traits<char> {
+
+ /** Check if two chars match.
+ * @param c1st First character
+ * @param c2nd Second character
+ * @return true if the characters are equal
+ */
+ static bool eq(char c1st, char c2nd);
+
+ /** Check if two chars do NOT match.
+ * @param c1st First character
+ * @param c2nd Second character
+ * @return true if the characters are unequal
+ */
+ static bool ne(char c1st, char c2nd);
+
+ /** Check if one char is less than another.
+ * @param c1st First character
+ * @param c2nd Second character
+ * @return true if c1st is less than c2nd
+ */
+ static bool lt(char c1st, char c2nd);
+
+ /** Compare two strings of size n.
+ * @param str1 First string
+ * @param str2 Second string
+ * @param n Length to compare to
+ * @return similar to strcmp, zero for equal, less than zero for str1
+ * being less and greater than zero for str1 being greater than str2.
+ */
+ static CoreExport int compare(const char* str1, const char* str2, size_t n);
+
+ /** Find a char within a string up to position n.
+ * @param s1 String to find in
+ * @param n Position to search up to
+ * @param c Character to search for
+ * @return Pointer to the first occurance of c in s1
+ */
+ static CoreExport const char* find(const char* s1, int n, char c);