reset_due = ServerInstance->Time();
age = ServerInstance->Time();
Penalty = 0;
- sendqpos = sendqlength = lines_in = lastping = signon = idle_lastmsg = nping = registered = 0;
+ lines_in = lastping = signon = idle_lastmsg = nping = registered = 0;
ChannelCount = timeout = bytes_in = bytes_out = cmds_in = cmds_out = 0;
quietquit = OverPenalty = ExemptFromPenalty = quitting = exempt = haspassed = dns_done = false;
fd = -1;
recvq.clear();
+ sendq.clear();
WriteError.clear();
res_forward = res_reverse = NULL;
Visibility = NULL;
}
}
-void User::AddWriteBuf(LineBuffer *l)
+void User::AddWriteBuf(const std::string &data)
{
if (*this->GetWriteError())
return;
- if (this->MyClass && (sendqlength + l->GetMessageLength() > this->MyClass->GetSendqMax()))
+ if (this->MyClass && (sendq.length() + data.length() > this->MyClass->GetSendqMax()))
{
/*
* Fix by brain - Set the error text BEFORE calling, because
* to repeatedly add the text to the sendq!
*/
this->SetWriteError("SendQ exceeded");
- ServerInstance->SNO->WriteToSnoMask('A', "User %s SendQ of %lu exceeds connect class maximum of %lu",this->nick.c_str(), sendqlength + l->GetMessageLength(), this->MyClass->GetSendqMax());
+ ServerInstance->SNO->WriteToSnoMask('A', "User %s SendQ of %lu exceeds connect class maximum of %lu",this->nick.c_str(),(unsigned long int)sendq.length() + data.length(),this->MyClass->GetSendqMax());
return;
}
- sendq.push_back(l);
- ServerInstance->stats->statsSent += l->GetMessageLength();
- this->ServerInstance->SE->WantWrite(this);
+ if (data.length() > MAXBUF - 2) /* MAXBUF has a value of 514, to account for line terminators */
+ sendq.append(data.substr(0,MAXBUF - 4)).append("\r\n"); /* MAXBUF-4 = 510 */
+ else
+ sendq.append(data);
}
// send AS MUCH OF THE USERS SENDQ as we are able to (might not be all of it)
void User::FlushWriteBuf()
{
- if ((this->fd == FD_MAGIC_NUMBER) || (*this->GetWriteError()))
- {
- return; // Don't do this for module created users, nor for users with a write error.
- }
-
- // While the sendq has lines to send..
- while (!sendq.empty())
+ try
{
- LineBuffer *l = sendq.front();
-
- int s = 0;
-
- // We want to send from where we're up to to the end of the line if possible. I know this looks confusing. Where we're up to is sendqpos,
- // which makes message length total length - sendqpos.
- s = ServerInstance->SE->Send(this, l->GetMessage().substr(sendqpos, (l->GetMessageLength() - sendqpos)).data(), l->GetMessageLength() - sendqpos, 0);
-
- if (s == -1)
+ if ((this->fd == FD_MAGIC_NUMBER) || (*this->GetWriteError()))
{
- // Write error.
- if (errno == EAGAIN)
- {
-
- // Non-fatal; writing would just block. We don't want to block.
- // So try write again later.
- this->ServerInstance->SE->WantWrite(this);
- }
- else
- {
- this->SetWriteError(errno ? strerror(errno) : "Write error");
- return;
- }
+ sendq.clear();
}
- else
+ if ((sendq.length()) && (this->fd != FD_MAGIC_NUMBER))
{
- // Update bytes sent.
- this->bytes_out += s;
+ int old_sendq_length = sendq.length();
+ int n_sent = ServerInstance->SE->Send(this, this->sendq.data(), this->sendq.length(), 0);
- // If what was just written + already written is not the whole message
- if ((s + sendqpos) != l->GetMessageLength())
+ if (n_sent == -1)
{
- sendqpos = s; // save our current position
+ if (errno == EAGAIN)
+ {
+ /* The socket buffer is full. This isnt fatal,
+ * try again later.
+ */
+ this->ServerInstance->SE->WantWrite(this);
+ }
+ else
+ {
+ /* Fatal error, set write error and bail
+ */
+ this->SetWriteError(errno ? strerror(errno) : "EOF from client");
+ return;
+ }
}
else
{
- sendqpos = 0; // it was the full message.
+ /* advance the queue */
+ if (n_sent)
+ this->sendq = this->sendq.substr(n_sent);
+ /* update the user's stats counters */
+ this->bytes_out += n_sent;
this->cmds_out++;
- sendq.pop_front();
-
- // If we're the last one to use this line buffer, delete it
- if (l->DecrementCount() == 0)
- {
- delete l;
- }
+ if (n_sent != old_sendq_length)
+ this->ServerInstance->SE->WantWrite(this);
}
}
}
+ catch (...)
+ {
+ ServerInstance->Logs->Log("USERS", DEBUG,"Exception in User::FlushWriteBuf()");
+ }
+
if (this->sendq.empty())
{
- sendq.resize(0);
- FOREACH_MOD(I_OnBufferFlushed, OnBufferFlushed(this));
+ FOREACH_MOD(I_OnBufferFlushed,OnBufferFlushed(this));
}
}
this->MaxChans = a->GetMaxChans();
}
-void User::CheckLines()
+bool User::CheckLines()
{
const char* check[] = { "G" , "K", NULL };
if (r)
{
r->Apply(this);
- return;
+ return true;
}
}
}
+
+ return false;
}
void User::FullConnect()
return;
}
- CheckLines();
+ if (this->CheckLines())
+ return;
this->WriteServ("NOTICE Auth :Welcome to \002%s\002!",ServerInstance->Config->Network);
this->WriteNumeric(001, "%s :Welcome to the %s IRC Network %s!%s@%s",this->nick.c_str(), ServerInstance->Config->Network, this->nick.c_str(), this->ident.c_str(), this->host.c_str());
return sin->sin_family;
}
-/*
- * XXX the duplication here is horrid..
- * do we really need two methods doing essentially the same thing?
- */
+const char* User::GetCIDRMask(int range)
+{
+ static char buf[40];
+
+ if (this->ip == NULL)
+ return "";
+
+ if (range < 0)
+ throw "Negative range, sorry, no.";
+
+ /*
+ * Original code written by Oliver Lupton (Om).
+ * Integrated by me. Thanks. :) -- w00t
+ */
+ switch (this->GetProtocolFamily())
+ {
+#ifdef SUPPORT_IP6LINKS
+ case AF_INET6:
+ {
+ struct in6_addr v6;
+
+ if(range > 128)
+ {
+ printf("Error, range given (%d) larger than address length (128)\n", range);
+ return 0;
+ }
+
+ if(inet_pton(AF_INET6, this->GetIPString(), &v6))
+ {
+ /* unsigned char s6_addr[16]; */
+ int i;
+ int bytestoblank;
+ int extrabits;
+ char buffer[64];
+
+ if(range > 0)
+ {
+ /* (128 - range) bits must be blanked, so ((128 - range) / 8) of the bytes, working backwards, must be blanked. */
+ bytestoblank = (128 - range) / 8;
+
+ /* ((128 - range) % 8) bits of the next byte must also be blanked. */
+ extrabits = (128 - range) % 8;
+ v6.s6_addr[15 - bytestoblank] = (v6.s6_addr[15 - bytestoblank] >> extrabits) << extrabits;
+
+ for(i = 0; i < bytestoblank; i++)
+ {
+ v6.s6_addr[15 - i] = 0;
+ }
+ }
+ else
+ {
+ for(i = 0; i < 15; i++)
+ {
+ v6.s6_addr[i] = 0;
+ }
+ }
+
+ sprintf(buf, "%s/%d\n", inet_ntop(AF_INET6, &v6, buffer, 64), range);
+ return buf;
+ }
+ else
+ {
+ throw "CIDR mask for v6 failed";
+ }
+
+ }
+ break;
+#endif
+ case AF_INET:
+ {
+ struct in_addr v4;
+
+ if (range > 32)
+ throw "more than 32 bits on an ipv4 connection, can't do that..";
+
+ if(inet_pton(AF_INET, this->GetIPString(), &v4))
+ {
+ char buffer[16];
+ uint32_t temp;
+
+ /* (32 - range) is the number of bits we are *ignoring*. We shift this left and then right to wipe off these bits. */
+
+ if(range > 0)
+ {
+ temp = ntohl(v4.s_addr);
+ temp = (temp >> (32 - range)) << (32 - range);
+ v4.s_addr = htonl(temp);
+ }
+ else
+ {
+ v4.s_addr = 0;
+ }
+
+ sprintf(buf, "%s/%d\n", inet_ntop(AF_INET, &v4, buffer, 16), range);
+ return buf;
+ }
+ else
+ {
+ throw "CIDR mask for v4 failed";
+ }
+ }
+ break;
+ }
+
+ return ""; // unused, but oh well
+}
+
const char* User::GetIPString(bool translate4in6)
{
- static char buf[1024];
+ static char buf[40];
if (this->ip == NULL)
return "";
}
else
{
- LineBuffer *l = new LineBuffer(text);
- l->SetRefcount(1);
- this->AddWriteBuf(l);
+ this->AddWriteBuf(text);
}
+ ServerInstance->stats->statsSent += text.length();
+ this->ServerInstance->SE->WantWrite(this);
}
/** Write()
InitializeAlreadySent(ServerInstance->SE);
/* We dont want to be doing this n times, just once */
- std::string buf = ":";
- buf.append(this->GetFullHost());
- buf.append(" ");
- buf.append(text);
-
- LineBuffer *l = NULL;
- unsigned long total = 0;
+ snprintf(tb,MAXBUF,":%s %s",this->GetFullHost().c_str(),text.c_str());
+ std::string out = tb;
for (UCListIter v = this->chans.begin(); v != this->chans.end(); v++)
{
{
if ((IS_LOCAL(i->first)) && (already_sent[i->first->fd] != uniq_id))
{
- if (!l)
- {
- // sending to the first user
- l = new LineBuffer(buf);
- }
already_sent[i->first->fd] = uniq_id;
- i->first->AddWriteBuf(l);
- total++;
+ i->first->Write(out);
sent_to_at_least_one = true;
}
}
{
this->Write(std::string(tb));
}
- else
- {
- l->SetRefcount(total);
- }
}
void User::WriteCommonQuit(const std::string &normal_text, const std::string &oper_text)
{
+ char tb1[MAXBUF];
+ char tb2[MAXBUF];
+
if (this->registered != REG_ALL)
return;
if (!already_sent)
InitializeAlreadySent(ServerInstance->SE);
- unsigned int opercount = 0;
- unsigned int usercount = 0;
-
- std::string operquit = ":";
- operquit.append(this->GetFullHost());
- operquit.append(" QUIT :");
- operquit.append(oper_text);
-
- std::string userquit = ":";
- userquit.append(this->GetFullHost());
- userquit.append(" QUIT :");
- userquit.append(normal_text);
-
- LineBuffer *ol = new LineBuffer(operquit);
- LineBuffer *ul = new LineBuffer(userquit);
+ snprintf(tb1,MAXBUF,":%s QUIT :%s",this->GetFullHost().c_str(),normal_text.c_str());
+ snprintf(tb2,MAXBUF,":%s QUIT :%s",this->GetFullHost().c_str(),oper_text.c_str());
+ std::string out1 = tb1;
+ std::string out2 = tb2;
for (UCListIter v = this->chans.begin(); v != this->chans.end(); v++)
{
if ((IS_LOCAL(i->first)) && (already_sent[i->first->fd] != uniq_id))
{
already_sent[i->first->fd] = uniq_id;
-
- if (IS_OPER(i->first))
- {
- i->first->AddWriteBuf(ol);
- opercount++;
- }
- else
- {
- i->first->AddWriteBuf(ul);
- usercount++;
- }
+ i->first->Write(IS_OPER(i->first) ? out2 : out1);
}
}
}
}
-
- if (opercount == 0)
- free(ol);
- else
- ol->SetRefcount(opercount);
-
- if (usercount == 0)
- free(ul);
- else
- ul->SetRefcount(usercount);
}
void User::WriteCommonExcept(const std::string &text)
{
+ char tb1[MAXBUF];
+ std::string out1;
+
if (this->registered != REG_ALL)
return;
if (!already_sent)
InitializeAlreadySent(ServerInstance->SE);
- unsigned long total = 0;
- LineBuffer *l = NULL;
-
- std::string buf = ":";
- buf.append(this->GetFullHost());
- buf.append(" ");
- buf.append(text);
+ snprintf(tb1,MAXBUF,":%s %s",this->GetFullHost().c_str(),text.c_str());
+ out1 = tb1;
for (UCListIter v = this->chans.begin(); v != this->chans.end(); v++)
{
{
if ((IS_LOCAL(i->first)) && (already_sent[i->first->fd] != uniq_id))
{
- if (!l)
- l = new LineBuffer(buf);
-
already_sent[i->first->fd] = uniq_id;
- i->first->AddWriteBuf(l);
- total++;
+ i->first->Write(out1);
}
}
}
}
- if (l)
- {
- l->SetRefcount(total);
- }
}
void User::WriteWallOps(const std::string &text)
{
- // XXX: this does not yet abuse refcounted linebuffers for sending -- w00t
if (!IS_LOCAL(this))
return;
void User::SendAll(const char* command, const char* text, ...)
{
char textbuffer[MAXBUF];
+ char formatbuffer[MAXBUF];
va_list argsPtr;
va_start(argsPtr, text);
vsnprintf(textbuffer, MAXBUF, text, argsPtr);
va_end(argsPtr);
- std::string buf = ":";
- buf.append(this->GetFullHost());
- buf.append(" ");
- buf.append(command);
- buf.append(" $* :");
- buf.append(textbuffer);
- LineBuffer *l = NULL;
+ snprintf(formatbuffer,MAXBUF,":%s %s $* :%s", this->GetFullHost().c_str(), command, textbuffer);
+ std::string fmt = formatbuffer;
for (std::vector<User*>::const_iterator i = ServerInstance->Users->local_users.begin(); i != ServerInstance->Users->local_users.end(); i++)
{
- if (!l)
- l = new LineBuffer(buf);
- (*i)->AddWriteBuf(l);
+ (*i)->Write(fmt);
}
-
- if (l)
- l->SetRefcount(ServerInstance->Users->local_users.size());
}