-/* +------------------------------------+
- * | Inspire Internet Relay Chat Daemon |
- * +------------------------------------+
+/*
+ * InspIRCd -- Internet Relay Chat Daemon
*
- * InspIRCd: (C) 2002-2009 InspIRCd Development Team
- * See: http://wiki.inspircd.org/Credits
+ * Copyright (C) 2009-2010 Daniel De Graaf <danieldg@inspircd.org>
+ * Copyright (C) 2007-2008 Robin Burchell <robin+git@viroteck.net>
+ * Copyright (C) 2005-2008 Craig Edwards <craigedwards@brainbox.cc>
+ * Copyright (C) 2007 Dennis Friis <peavey@inspircd.org>
+ * Copyright (C) 2006 Oliver Lupton <oliverlupton@gmail.com>
*
- * This program is free but copyrighted software; see
- * the file COPYING for details.
+ * This file is part of InspIRCd. InspIRCd is free software: you can
+ * redistribute it and/or modify it under the terms of the GNU General Public
+ * License as published by the Free Software Foundation, version 2.
*
- * ---------------------------------------------------
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+ * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
+ * details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
+
#include "inspircd.h"
#include "socket.h"
#include "socketengine.h"
else if (!irc::sockets::aptosa(addr, port, servaddr))
return false;
- ret = SE->Bind(sockfd, &servaddr.sa, sa_size(servaddr));
+ ret = SocketEngine::Bind(sockfd, servaddr);
if (ret < 0)
{
{
if (dolisten)
{
- if (SE->Listen(sockfd, Config->MaxConn) == -1)
+ if (SocketEngine::Listen(sockfd, Config->MaxConn) == -1)
{
- this->Logs->Log("SOCKET",DEFAULT,"ERROR in listen(): %s",strerror(errno));
+ this->Logs->Log("SOCKET", LOG_DEFAULT, "ERROR in listen(): %s",strerror(errno));
return false;
}
else
{
- this->Logs->Log("SOCKET",DEBUG,"New socket binding for %d with listen: %s:%d", sockfd, addr, port);
- SE->NonBlocking(sockfd);
+ this->Logs->Log("SOCKET", LOG_DEBUG, "New socket binding for %d with listen: %s:%d", sockfd, addr, port);
+ SocketEngine::NonBlocking(sockfd);
return true;
}
}
else
{
- this->Logs->Log("SOCKET",DEBUG,"New socket binding for %d without listen: %s:%d", sockfd, addr, port);
+ this->Logs->Log("SOCKET", LOG_DEBUG, "New socket binding for %d without listen: %s:%d", sockfd, addr, port);
return true;
}
}
}
-// Open a TCP Socket
-int irc::sockets::OpenTCPSocket(const std::string& addr, int socktype)
-{
- int sockfd;
- int on = 1;
- struct linger linger = { 0, 0 };
- if (addr.empty())
- {
-#ifdef IPV6
- sockfd = socket (PF_INET6, socktype, 0);
- if (sockfd < 0)
-#endif
- sockfd = socket (PF_INET, socktype, 0);
- }
- else if (addr.find(':') != std::string::npos)
- sockfd = socket (PF_INET6, socktype, 0);
- else
- sockfd = socket (PF_INET, socktype, 0);
-
- if (sockfd < 0)
- {
- return ERROR;
- }
- else
- {
- setsockopt(sockfd, SOL_SOCKET, SO_REUSEADDR, (char*)&on, sizeof(on));
- /* This is BSD compatible, setting l_onoff to 0 is *NOT* http://web.irc.org/mla/ircd-dev/msg02259.html */
- linger.l_onoff = 1;
- linger.l_linger = 1;
- setsockopt(sockfd, SOL_SOCKET, SO_LINGER, (char*)&linger, sizeof(linger));
- return (sockfd);
- }
-}
-
int InspIRCd::BindPorts(FailedPortList &failed_ports)
{
int bound = 0;
std::string porttag = tag->getString("port");
std::string Addr = tag->getString("address");
- if (strncmp(Addr.c_str(), "::ffff:", 7) == 0)
- this->Logs->Log("SOCKET",DEFAULT, "Using 4in6 (::ffff:) isn't recommended. You should bind IPv4 addresses directly instead.");
+ if (strncasecmp(Addr.c_str(), "::ffff:", 7) == 0)
+ this->Logs->Log("SOCKET", LOG_DEFAULT, "Using 4in6 (::ffff:) isn't recommended. You should bind IPv4 addresses directly instead.");
irc::portparser portrange(porttag, false);
int portno = -1;
while (0 != (portno = portrange.GetToken()))
{
irc::sockets::sockaddrs bindspec;
- irc::sockets::aptosa(Addr, portno, bindspec);
- std::string bind_readable = irc::sockets::satouser(bindspec);
+ if (!irc::sockets::aptosa(Addr, portno, bindspec))
+ continue;
+ std::string bind_readable = bindspec.str();
bool skip = false;
for (std::vector<ListenSocket*>::iterator n = old_ports.begin(); n != old_ports.end(); ++n)
{
if ((**n).bind_desc == bind_readable)
{
+ (*n)->bind_tag = tag; // Replace tag, we know addr and port match, but other info (type, ssl) may not
+ (*n)->ResetIOHookProvider();
+
skip = true;
old_ports.erase(n);
break;
}
if (!skip)
{
- ListenSocket *ll = new ListenSocket(tag, Addr, portno);
+ ListenSocket* ll = new ListenSocket(tag, bindspec);
+
if (ll->GetFd() > -1)
{
bound++;
n++;
if (n == ports.end())
{
- this->Logs->Log("SOCKET",ERROR,"Port bindings slipped out of vector, aborting close!");
+ this->Logs->Log("SOCKET", LOG_DEFAULT, "Port bindings slipped out of vector, aborting close!");
break;
}
- this->Logs->Log("SOCKET",DEFAULT, "Port binding %s was removed from the config file, closing.",
+ this->Logs->Log("SOCKET", LOG_DEFAULT, "Port binding %s was removed from the config file, closing.",
(**n).bind_desc.c_str());
delete *n;
bool irc::sockets::aptosa(const std::string& addr, int port, irc::sockets::sockaddrs& sa)
{
memset(&sa, 0, sizeof(sa));
- if (addr.empty())
+ if (addr.empty() || addr.c_str()[0] == '*')
{
-#ifdef IPV6
- sa.in6.sin6_family = AF_INET6;
- sa.in6.sin6_port = htons(port);
-#else
- sa.in4.sin_family = AF_INET;
- sa.in4.sin_port = htons(port);
-#endif
+ if (ServerInstance->Config->WildcardIPv6)
+ {
+ sa.in6.sin6_family = AF_INET6;
+ sa.in6.sin6_port = htons(port);
+ }
+ else
+ {
+ sa.in4.sin_family = AF_INET;
+ sa.in4.sin_port = htons(port);
+ }
return true;
}
else if (inet_pton(AF_INET, addr.c_str(), &sa.in4.sin_addr) > 0)
return !addr.empty();
}
-static const char all_zero[16] = {0,0,0,0, 0,0,0,0, 0,0,0,0, 0,0,0,0 };
-
std::string irc::sockets::sockaddrs::str() const
{
- char buffer[MAXBUF];
if (sa.sa_family == AF_INET)
{
- if (in4.sin_addr.s_addr == 0)
- {
- sprintf(buffer, "*:%u", ntohs(in4.sin_port));
- }
- else
- {
- const uint8_t* bits = reinterpret_cast<const uint8_t*>(&in4.sin_addr);
- sprintf(buffer, "%d.%d.%d.%d:%u", bits[0], bits[1], bits[2], bits[3], ntohs(in4.sin_port));
- }
+ char ipaddr[INET_ADDRSTRLEN];
+ inet_ntop(AF_INET, &in4.sin_addr, ipaddr, sizeof(ipaddr));
+ return InspIRCd::Format("%s:%u", ipaddr, ntohs(in4.sin_port));
}
- else if (sa.sa_family == AF_INET6)
+
+ if (sa.sa_family == AF_INET6)
{
- if (!memcmp(all_zero, &in6.sin6_addr, 16))
- {
- sprintf(buffer, "*:%u", ntohs(in6.sin6_port));
- }
- else
- {
- buffer[0] = '[';
- if (!inet_ntop(AF_INET6, &in6.sin6_addr, buffer+1, MAXBUF - 10))
- return "<unknown>"; // should never happen, buffer is large enough
- int len = strlen(buffer);
- // no need for snprintf, buffer has at least 9 chars left, max short len = 5
- sprintf(buffer + len, "]:%u", ntohs(in6.sin6_port));
- }
+ char ipaddr[INET6_ADDRSTRLEN];
+ inet_ntop(AF_INET6, &in6.sin6_addr, ipaddr, sizeof(ipaddr));
+ return InspIRCd::Format("[%s]:%u", ipaddr, ntohs(in6.sin6_port));
}
- else
- return "<unknown>";
- return std::string(buffer);
+
+ // This should never happen.
+ return "<unknown>";
}
int irc::sockets::sockaddrs::sa_size() const
return 0;
}
-static void sa2cidr(const irc::sockets::sockaddrs& sa, irc::sockets::cidr_mask& cidr, int range)
+bool irc::sockets::sockaddrs::operator==(const irc::sockets::sockaddrs& other) const
+{
+ if (sa.sa_family != other.sa.sa_family)
+ return false;
+ if (sa.sa_family == AF_INET)
+ return (in4.sin_port == other.in4.sin_port) && (in4.sin_addr.s_addr == other.in4.sin_addr.s_addr);
+ if (sa.sa_family == AF_INET6)
+ return (in6.sin6_port == other.in6.sin6_port) && !memcmp(in6.sin6_addr.s6_addr, other.in6.sin6_addr.s6_addr, 16);
+ return !memcmp(this, &other, sizeof(*this));
+}
+
+static void sa2cidr(irc::sockets::cidr_mask& cidr, const irc::sockets::sockaddrs& sa, int range)
{
const unsigned char* base;
+ unsigned char target_byte;
cidr.type = sa.sa.sa_family;
+
+ memset(cidr.bits, 0, sizeof(cidr.bits));
+
if (cidr.type == AF_INET)
{
+ target_byte = sizeof(sa.in4.sin_addr);
base = (unsigned char*)&sa.in4.sin_addr;
if (range > 32)
range = 32;
}
else if (cidr.type == AF_INET6)
{
+ target_byte = sizeof(sa.in6.sin6_addr);
base = (unsigned char*)&sa.in6.sin6_addr;
if (range > 128)
range = 128;
}
else
{
- base = (unsigned char*)"";
- range = 0;
+ cidr.length = 0;
+ return;
}
cidr.length = range;
unsigned int border = range / 8;
unsigned int bitmask = (0xFF00 >> (range & 7)) & 0xFF;
- for(unsigned int i=0; i < 16; i++)
+ for(unsigned int i=0; i < target_byte; i++)
{
if (i < border)
cidr.bits[i] = base[i];
else if (i == border)
cidr.bits[i] = base[i] & bitmask;
else
- cidr.bits[i] = 0;
+ return;
}
}
irc::sockets::cidr_mask::cidr_mask(const irc::sockets::sockaddrs& sa, int range)
{
- sa2cidr(sa, *this, range);
+ sa2cidr(*this, sa, range);
}
irc::sockets::cidr_mask::cidr_mask(const std::string& mask)
if (bits_chars == std::string::npos)
{
irc::sockets::aptosa(mask, 0, sa);
- sa2cidr(sa, *this, 128);
+ sa2cidr(*this, sa, 128);
}
else
{
- int range = atoi(mask.substr(bits_chars + 1).c_str());
+ int range = ConvToInt(mask.substr(bits_chars + 1));
irc::sockets::aptosa(mask.substr(0, bits_chars), 0, sa);
- sa2cidr(sa, *this, range);
+ sa2cidr(*this, sa, range);
}
}
else
return "";
memcpy(base, bits, len);
- return sa.addr() + "/" + ConvToStr(length);
+ return sa.addr() + "/" + ConvToStr((int)length);
}
bool irc::sockets::cidr_mask::operator==(const cidr_mask& other) const
bool irc::sockets::cidr_mask::operator<(const cidr_mask& other) const
{
- return type < other.type || length < other.length ||
- memcmp(bits, other.bits, 16) < 0;
+ if (type != other.type)
+ return type < other.type;
+ if (length != other.length)
+ return length < other.length;
+ return memcmp(bits, other.bits, 16) < 0;
}
bool irc::sockets::cidr_mask::match(const irc::sockets::sockaddrs& addr) const
irc::sockets::cidr_mask tmp(addr, length);
return tmp == *this;
}
-