class stringjoiner
{
private:
+ /** Output string
+ */
std::string joined;
public:
/** Join elements of a vector, between (and including) begin and end
class tokenstream
{
private:
+ /** Original string
+ */
std::string tokens;
+ /** Last position of a seperator token
+ */
std::string::iterator last_starting_position;
+ /** Current string position
+ */
std::string::iterator n;
+ /** True if the last value was an ending value
+ */
bool last_pushed;
public:
/** Create a tokenstream and fill it with the provided data
class sepstream : public classbase
{
private:
+ /** Original string
+ */
std::string tokens;
+ /** Last position of a seperator token
+ */
std::string::iterator last_starting_position;
+ /** Current string position
+ */
std::string::iterator n;
+ /** Seperator value
+ */
char sep;
public:
/** Create a sepstream and fill it with the provided data
}
};
+ /** 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 portparser : public classbase
{
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;
+ /** Allow overlapped port ranges
+ */
+ bool overlapped;
+ /** Used to determine overlapping of ports
+ * without O(n) algorithm being used
+ */
+ std::map<long, bool> overlap_set;
+ /** Returns true if val overlaps an existing range
+ */
+ bool Overlaps(long val);
public:
- portparser(const std::string &source);
+ /** Create a portparser and fill it with the provided data
+ * @param source The source text to parse from
+ * @param allow_overlapped Allow overlapped ranges
+ */
+ portparser(const std::string &source, bool allow_overlapped = true);
+ /** Frees the internal commasepstream object
+ */
~portparser();
+ /** Fetch the next token from the stream
+ * @returns The next port number is returned, or 0 if none remain
+ */
long GetToken();
};
+ typedef std::pair<size_t, unsigned char> bitfield;
+
+ class dynamicbitmask : public classbase
+ {
+ private:
+ unsigned char* bits;
+ unsigned char* freebits;
+ size_t bits_size;
+ public:
+ dynamicbitmask();
+
+ ~dynamicbitmask();
+
+ bitfield Allocate();
+
+ bool Deallocate(bitfield &pos);
+
+ void Toggle(bitfield &pos, bool state);
+ };
+
/** 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.