* | Inspire Internet Relay Chat Daemon |
* +------------------------------------+
*
- * InspIRCd is copyright (C) 2002-2006 ChatSpike-Dev.
- * E-mail:
- * <brain@chatspike.net>
- * <Craig@chatspike.net>
- *
- * Written by Craig Edwards, Craig McLure, and others.
+ * InspIRCd: (C) 2002-2007 InspIRCd Development Team
+ * See: http://www.inspircd.org/wiki/index.php/Credits
+ *
* This program is free but copyrighted software; see
* the file COPYING for details.
*
#ifndef INSPIRCD_SOCKET_H
#define INSPIRCD_SOCKET_H
+#ifndef WIN32
+
#include <arpa/inet.h>
#include <sys/time.h>
#include <sys/resource.h>
#include <netinet/in.h>
#include <unistd.h>
#include <fcntl.h>
-#include <poll.h>
#include <netdb.h>
-#include <errno.h>
+#else
+
+#include "inspircd_win32wrapper.h"
+
+#endif
+
+#include <errno.h>
#include "inspircd_config.h"
+#include "socketengine.h"
-/* macros to the relevant system address description structs */
-#ifdef IPV6
+/* Accept Define */
+#ifdef CONFIG_USE_IOCP
+#define _accept(s, addr, addrlen) __accept_socket(s, addr, addrlen, m_acceptEvent)
+#define _getsockname(fd, sockptr, socklen) __getsockname(fd, sockptr, socklen, m_acceptEvent)
+#else
+#define _accept accept
+#define _getsockname getsockname
+#endif
-typedef struct sockaddr_in6 insp_sockaddr;
-typedef struct in6_addr insp_inaddr;
+namespace irc
+{
+ /** This namespace contains various protocol-independent helper classes.
+ * It also contains some types which are often used by the core and modules
+ * in place of inet_* functions and types.
+ */
+ namespace sockets
+ {
+
+ /* macros to the relevant system address description structs */
+#ifdef IPV6
+ /** insp_sockaddr for ipv6
+ */
+ typedef struct sockaddr_in6 insp_sockaddr;
+ /** insp_inaddr for ipv6
+ */
+ typedef struct in6_addr insp_inaddr;
#define AF_FAMILY AF_INET6
#define PF_PROTOCOL PF_INET6
#else
-
-typedef struct sockaddr_in insp_sockaddr;
-typedef struct in_addr insp_inaddr;
+ /** insp_sockaddr for ipv4
+ */
+ typedef struct sockaddr_in insp_sockaddr;
+ /** insp_inaddr for ipv4
+ */
+ typedef struct in_addr insp_inaddr;
#define AF_FAMILY AF_INET
#define PF_PROTOCOL PF_INET
#endif
+ /** Match raw binary data using CIDR rules.
+ *
+ * This function will use binary comparison to compare the
+ * two bit sequences, address and mask, up to mask_bits
+ * bits in size. If they match, it will return true.
+ * @param address The whole address, of 4 or 16 bytes in length
+ * @param mask The mask, from 1 to 16 bytes in length, anything
+ * from 1 to 128 bits of which is significant
+ * @param mask_Bits How many bits of the mask parameter are significant
+ * for this comparison.
+ * @returns True if the first mask_bits of address matches the first
+ * mask_bits of mask.
+ */
+ CoreExport bool MatchCIDRBits(unsigned char* address, unsigned char* mask, unsigned int mask_bits);
+
+ /** Match CIDR, without matching username/nickname parts.
+ *
+ * This function will compare a human-readable address against a human-
+ * readable CIDR mask, for example 1.2.3.4 against 1.2.0.0/16. This
+ * method supports both IPV4 and IPV6 addresses.
+ * @param address The human readable address, e.g. 1.2.3.4
+ * @param cidr_mask The human readable mask, e.g. 1.2.0.0/16
+ * @return True if the mask matches the address
+ */
+ CoreExport bool MatchCIDR(const char* address, const char* cidr_mask);
+
+ /** Match CIDR, including an optional username/nickname part.
+ *
+ * This function will compare a human-readable address (plus
+ * optional username and nickname) against a human-readable
+ * CIDR mask, for example joe!bloggs\@1.2.3.4 against
+ * *!bloggs\@1.2.0.0/16. This method supports both IPV4 and
+ * IPV6 addresses.
+ * @param address The human readable address, e.g. fred\@1.2.3.4
+ * @param cidr_mask The human readable mask, e.g. *\@1.2.0.0/16
+ * @return True if the mask matches the address
+ */
+ CoreExport bool MatchCIDR(const char* address, const char* cidr_mask, bool match_with_username);
+
+ /** Convert an insp_inaddr into human readable form.
+ *
+ * @param n An insp_inaddr (IP address) structure
+ * @return A human-readable address. IPV6 addresses
+ * will be shortened to remove fields which are 0.
+ */
+ CoreExport const char* insp_ntoa(insp_inaddr n);
-bool MatchCIDRBits(unsigned char* address, unsigned char* mask, unsigned int mask_bits);
-bool MatchCIDR(const char* address, const char* cidr_mask);
-bool MatchCIDR(const char* address, const char* cidr_mask, bool match_with_username);
+ /** Convert a human-readable address into an insp_inaddr.
+ *
+ * @param a A human-readable address
+ * @param n An insp_inaddr struct which the result
+ * will be copied into on success.
+ * @return This method will return a negative value if address
+ * does not contain a valid address family. 0 if the address is
+ * does not contain a valid string representing a valid network
+ * address. A positive value is returned if the network address
+ * was successfully converted.
+
+ * or any other number upon failure.
+ */
+ CoreExport int insp_aton(const char* a, insp_inaddr* n);
+
+ /** Make a socket file descriptor a blocking socket
+ * @param s A valid file descriptor
+ */
+ CoreExport void Blocking(int s);
+
+ /** Make a socket file descriptor into a nonblocking socket
+ * @param s A valid file descriptor
+ */
+ CoreExport void NonBlocking(int s);
+
+ /** Create a new valid file descriptor using socket()
+ * @return On return this function will return a value >= 0 for success,
+ * or a negative value upon failure (negative values are invalid file
+ * descriptors)
+ */
+ CoreExport int OpenTCPSocket(char* addr, int socktype = SOCK_STREAM);
+ };
+};
+
+/** This class handles incoming connections on client ports.
+ * It will create a new userrec for every valid connection
+ * and assign it a file descriptor.
+ */
+class CoreExport ListenSocket : public EventHandler
+{
+ protected:
+ /** The creator/owner of this object
+ */
+ InspIRCd* ServerInstance;
+ std::string desc;
+ int family;
+ std::string bind_addr;
+ int bind_port;
+ public:
+ /** Create a new listening socket
+ */
+ ListenSocket(InspIRCd* Instance, int port, char* addr);
+ /** Handle an I/O event
+ */
+ void HandleEvent(EventType et, int errornum = 0);
+ /** Close the socket
+ */
+ ~ListenSocket();
+ /** Set descriptive text
+ */
+ void SetDescription(const std::string &description)
+ {
+ desc = description;
+ }
-const char* insp_ntoa(insp_inaddr n);
-int insp_aton(const char* a, insp_inaddr* n);
+ const std::string& GetDescription()
+ {
+ return desc;
+ }
-void Blocking(int s);
-void NonBlocking(int s);
+ int GetPort()
+ {
+ return bind_port;
+ }
-int OpenTCPSocket();
-bool BindSocket(int sockfd, insp_sockaddr client, insp_sockaddr server, int port, char* addr);
-int BindPorts(bool bail);
+ std::string &GetIP()
+ {
+ return bind_addr;
+ }
+};
#endif