+ /** A derived form of sepstream, which seperates on commas
+ */
+ class CoreExport commasepstream : public sepstream
+ {
+ public:
+ /** Initialize with comma separator
+ */
+ commasepstream(const std::string &source, bool allowempty = false) : sepstream(source, ',', allowempty)
+ {
+ }
+ };
+
+ /** A derived form of sepstream, which seperates on spaces
+ */
+ class CoreExport spacesepstream : public sepstream
+ {
+ public:
+ /** Initialize with space separator
+ */
+ spacesepstream(const std::string &source, bool allowempty = false) : sepstream(source, ' ', allowempty)
+ {
+ }
+ };
+
+ /** irc::tokenstream reads a string formatted as per RFC1459 and RFC2812.
+ * It will split the string into 'tokens' each containing one parameter
+ * from the string.
+ * For instance, if it is instantiated with the string:
+ * "PRIVMSG #test :foo bar baz qux"
+ * then each successive call to tokenstream::GetToken() will return
+ * "PRIVMSG", "#test", "foo bar baz qux", "".
+ * Note that if the whole string starts with a colon this is not taken
+ * to mean the string is all one parameter, and the first item in the
+ * list will be ":item". This is to allow for parsing 'source' fields
+ * from data.
+ */
+ class CoreExport tokenstream : private spacesepstream
+ {
+ public:
+ /** Create a tokenstream and fill it with the provided data
+ */
+ tokenstream(const std::string &source);
+
+ /** Fetch the next token from the stream as a std::string
+ * @param token The next token available, or an empty string if none remain
+ * @return True if tokens are left to be read, false if the last token was just retrieved.
+ */
+ bool GetToken(std::string &token);
+
+ /** Fetch the next token from the stream as an integer
+ * @param token The next token available, or undefined if none remain
+ * @return True if tokens are left to be read, false if the last token was just retrieved.
+ */
+ bool GetToken(int &token);
+
+ /** Fetch the next token from the stream as a long integer
+ * @param token The next token available, or undefined if none remain
+ * @return True if tokens are left to be read, false if the last token was just retrieved.
+ */
+ bool GetToken(long &token);
+ };
+
+ /** The portparser class seperates out a port range into integers.
+ * A port range may be specified in the input string in the form
+ * "6660,6661,6662-6669,7020". The end of the stream is indicated by
+ * a return value of 0 from portparser::GetToken(). If you attempt
+ * to specify an illegal range (e.g. one where start >= end, or
+ * start or end < 0) then GetToken() will return the first element
+ * of the pair of numbers.
+ */
+ class CoreExport portparser
+ {
+ private:
+
+ /** Used to split on commas
+ */
+ commasepstream sep;
+
+ /** Current position in a range of ports
+ */
+ long in_range;
+
+ /** Starting port in a range of ports
+ */
+ long range_begin;
+
+ /** Ending port in a range of ports
+ */
+ long range_end;