+ /* XXX: NO DATA COPIES! :)
+ * The hash function here is practically
+ * a copy of the one in STL's hash_fun.h,
+ * only with *x replaced with lowermap[*x].
+ * This avoids a copy to use hash<const char*>
+ */
+ register size_t t = 0;
+ for (std::string::const_iterator x = s.begin(); x != s.end(); x++) /* ++x not x++, so we don't hash the \0 */
+ t = 5 * t + lowermap[(unsigned char)*x];
+ return size_t(t);
+}
+
+bool irc::StrHashComp::operator()(const std::string& s1, const std::string& s2) const
+{
+ unsigned char* n1 = (unsigned char*)s1.c_str();
+ unsigned char* n2 = (unsigned char*)s2.c_str();
+ for (; *n1 && *n2; n1++, n2++)
+ if (lowermap[*n1] != lowermap[*n2])
+ return false;
+ return (lowermap[*n1] == lowermap[*n2]);
+}
+
+bool irc::InAddr_HashComp::operator()(const insp_inaddr &s1, const insp_inaddr &s2) const
+{
+#ifdef IPV6
+ for (int n = 0; n < 16; n++)
+ if (s2.s6_addr[n] != s1.s6_addr[n])
+ return false;
+ return true;
+#else
+ return (s1.s_addr == s1.s_addr);
+#endif
+}
+
+/******************************************************
+ *
+ * This is the implementation of our special irc::string
+ * class which is a case-insensitive equivalent to
+ * std::string which is not only case-insensitive but
+ * can also do scandanavian comparisons, e.g. { = [, etc.
+ *
+ * This class depends on the const array 'lowermap'.
+ *
+ ******************************************************/
+
+bool irc::irc_char_traits::eq(char c1st, char c2nd)
+{
+ return lowermap[(unsigned char)c1st] == lowermap[(unsigned char)c2nd];
+}
+
+bool irc::irc_char_traits::ne(char c1st, char c2nd)
+{
+ return lowermap[(unsigned char)c1st] != lowermap[(unsigned char)c2nd];
+}
+
+bool irc::irc_char_traits::lt(char c1st, char c2nd)
+{
+ return lowermap[(unsigned char)c1st] < lowermap[(unsigned char)c2nd];
+}
+
+int irc::irc_char_traits::compare(const char* str1, const char* str2, size_t n)
+{
+ for(unsigned int i = 0; i < n; i++)
+ {
+ if(lowermap[(unsigned char)*str1] > lowermap[(unsigned char)*str2])
+ return 1;
+
+ if(lowermap[(unsigned char)*str1] < lowermap[(unsigned char)*str2])
+ return -1;
+
+ if(*str1 == 0 || *str2 == 0)
+ return 0;
+
+ str1++;
+ str2++;
+ }
+ return 0;
+}
+
+std::string operator+ (std::string& leftval, irc::string& rightval)
+{
+ return leftval + std::string(rightval.c_str());
+}
+
+irc::string operator+ (irc::string& leftval, std::string& rightval)
+{
+ return leftval + irc::string(rightval.c_str());
+}
+
+bool operator== (std::string& leftval, irc::string& rightval)
+{
+ return (leftval == std::string(rightval.c_str()));
+}
+
+bool operator== (irc::string& leftval, std::string& rightval)
+{
+ return (rightval == std::string(leftval.c_str()));
+}
+
+const char* irc::irc_char_traits::find(const char* s1, int n, char c)
+{
+ while(n-- > 0 && lowermap[(unsigned char)*s1] != lowermap[(unsigned char)c])
+ s1++;
+ return s1;
+}
+
+/* See hashcomp.h if you care about these... */
+std::ostream& operator<<(std::ostream &os, const irc::string &str)
+{
+ return os << str.c_str();
+}
+
+std::istream& operator>>(std::istream &is, irc::string &str)
+{
+ std::string tmp;
+ is >> tmp;
+ str = tmp.c_str();
+ return is;
+}
+
+irc::tokenstream::tokenstream(const std::string &source) : tokens(source), last_pushed(false)
+{
+ /* Record starting position and current position */
+ last_starting_position = tokens.begin();
+ n = tokens.begin();