* | Inspire Internet Relay Chat Daemon |
* +------------------------------------+
*
- * InspIRCd: (C) 2002-2007 InspIRCd Development Team
- * See: http://www.inspircd.org/wiki/index.php/Credits
+ * InspIRCd: (C) 2002-2009 InspIRCd Development Team
+ * See: http://wiki.inspircd.org/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 <unistd.h>
#include <fcntl.h>
#include <netdb.h>
-#include <errno.h>
-#include "inspircd_config.h"
+
+#else
+
+#include "inspircd_win32wrapper.h"
+
+#endif
+
+#include <cerrno>
#include "socketengine.h"
+/* Contains irc-specific definitions */
namespace irc
{
/** This namespace contains various protocol-independent helper classes.
namespace sockets
{
+ typedef union {
+ struct sockaddr sa;
+ struct sockaddr_in in4;
+ struct sockaddr_in6 in6;
+ } sockaddrs;
+
/* macros to the relevant system address description structs */
#ifdef IPV6
/** insp_sockaddr for ipv6
#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.
* @returns True if the first mask_bits of address matches the first
* mask_bits of mask.
*/
- bool MatchCIDRBits(unsigned char* address, unsigned char* mask, unsigned int mask_bits);
+ CoreExport bool MatchCIDRBits(const unsigned char* address, const unsigned char* mask, unsigned int mask_bits);
/** Match CIDR, without matching username/nickname parts.
*
* @param cidr_mask The human readable mask, e.g. 1.2.0.0/16
* @return True if the mask matches the address
*/
- bool MatchCIDR(const char* address, const char* cidr_mask);
+ CoreExport bool MatchCIDR(const std::string &address, const std::string &cidr_mask);
/** Match CIDR, including an optional username/nickname part.
*
* @param cidr_mask The human readable mask, e.g. *\@1.2.0.0/16
* @return True if the mask matches the address
*/
- bool MatchCIDR(const char* address, const char* cidr_mask, bool match_with_username);
+ CoreExport bool MatchCIDR(const std::string &address, const std::string &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.
*/
- const char* insp_ntoa(insp_inaddr n);
+ CoreExport const char* insp_ntoa(insp_inaddr n);
/** 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.
* or any other number upon failure.
*/
- int insp_aton(const char* a, insp_inaddr* n);
-
- /** Make a socket file descriptor a blocking socket
- * @param s A valid file descriptor
- */
- void Blocking(int s);
-
- /** Make a socket file descriptor into a nonblocking socket
- * @param s A valid file descriptor
- */
- void NonBlocking(int s);
+ CoreExport int insp_aton(const char* a, insp_inaddr* n);
/** 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)
*/
- int OpenTCPSocket(char* addr);
- };
-};
+ CoreExport int OpenTCPSocket(const char* addr, int socktype = SOCK_STREAM);
+
+ /** Return the size of the structure for syscall passing */
+ CoreExport int sa_size(irc::sockets::sockaddrs& sa);
+
+ /** Convert an address-port pair into a binary sockaddr
+ * @param addr The IP address, IPv4 or IPv6
+ * @param port The port, 0 for unspecified
+ * @param sa The structure to place the result in. Will be zeroed prior to conversion
+ * @return true if the conversion was successful, false if not.
+ */
+ CoreExport int aptosa(const char* addr, int port, irc::sockets::sockaddrs* sa);
+ /** Convert a binary sockaddr to an address-port pair
+ * @param sa The structure to convert
+ * @param addr the IP address
+ * @param port the port
+ * @return true if the conversion was successful, false if unknown address family
+ */
+ CoreExport int satoap(const irc::sockets::sockaddrs* sa, std::string& addr, int &port);
+ }
+}
+
+
/** This class handles incoming connections on client ports.
- * It will create a new userrec for every valid connection
+ * It will create a new User for every valid connection
* and assign it a file descriptor.
*/
-class ListenSocket : public EventHandler
+class CoreExport ListenSocketBase : public EventHandler
{
protected:
/** The creator/owner of this object
*/
InspIRCd* ServerInstance;
+ /** Socket description (shown in stats p) */
std::string desc;
- int family;
+
+ /** Address socket is bound to */
+ std::string bind_addr;
+ /** Port socket is bound to */
+ int bind_port;
+
+ /** The client address if the most recently connected client.
+ * Should only be used when accepting a new client.
+ */
+ static irc::sockets::sockaddrs client;
+ /** The server address used by the most recently connected client.
+ * This may differ from the bind address by having a nonzero address,
+ * if the port is wildcard bound, or being IPv4 on a 6to4 IPv6 port.
+ * The address family will always match that of "client"
+ */
+ static irc::sockets::sockaddrs server;
public:
/** Create a new listening socket
*/
- ListenSocket(InspIRCd* Instance, int sockfd, irc::sockets::insp_sockaddr client, irc::sockets::insp_sockaddr server, int port, char* addr);
+ ListenSocketBase(InspIRCd* Instance, int port, const std::string &addr);
/** Handle an I/O event
*/
void HandleEvent(EventType et, int errornum = 0);
/** Close the socket
*/
- ~ListenSocket();
+ ~ListenSocketBase();
/** Set descriptive text
*/
void SetDescription(const std::string &description)
{
desc = description;
}
-
+ /** Get description for socket
+ */
const std::string& GetDescription()
{
return desc;
}
+ /** Get port number for socket
+ */
+ int GetPort() { return bind_port; }
+
+ /** Get IP address socket is bound to
+ */
+ const std::string &GetIP() { return bind_addr; }
+
+ /** Handles sockets internals crap of a connection, convenience wrapper really
+ */
+ void AcceptInternal();
+
+ /** Called when a new connection has successfully been accepted on this listener.
+ * @param ipconnectedto The IP address the connection arrived on
+ * @param fd The file descriptor of the new connection
+ * @param incomingip The IP from which the connection was made
+ */
+ virtual void OnAcceptReady(const std::string &ipconnectedto, int fd, const std::string &incomingip) = 0;
+};
+
+class CoreExport ClientListenSocket : public ListenSocketBase
+{
+ virtual void OnAcceptReady(const std::string &ipconnectedto, int fd, const std::string &incomingip);
+ public:
+ ClientListenSocket(InspIRCd* Instance, int port, const std::string &addr) : ListenSocketBase(Instance, port, addr) { }
};
#endif
+
projects / user / henk / code / inspircd.git / blobdiff