+ this->stats->statsRecv += result;
+ /*
+ * perform a check on the raw buffer as an array (not a string!) to remove
+ * character 0 which is illegal in the RFC - replace them with spaces.
+ * XXX - no garauntee there's not \0's in the middle of the data,
+ * and no reason for it to be terminated either. -- Om
+ */
+
+ for (int checker = 0; checker < result; checker++)
+ {
+ if (ReadBuffer[checker] == 0)
+ ReadBuffer[checker] = ' ';
+ }
+
+ if (result > 0)
+ ReadBuffer[result] = '\0';
+
+ current = cu;
+ currfd = current->GetFd();
+
+ // add the data to the users buffer
+ if (result > 0)
+ {
+ if (!current->AddBuffer(ReadBuffer))
+ {
+ // AddBuffer returned false, theres too much data in the user's buffer and theyre up to no good.
+ if (current->registered == REG_ALL)
+ {
+ // Make sure they arn't flooding long lines.
+ if (TIME > current->reset_due)
+ {
+ current->reset_due = TIME + current->threshold;
+ current->lines_in = 0;
+ }
+
+ current->lines_in++;
+
+ if (current->lines_in > current->flood)
+ {
+ this->Log(DEFAULT,"Excess flood from: %s!%s@%s",current->nick,current->ident,current->host);
+ this->SNO->WriteToSnoMask('f',"Excess flood from: %s!%s@%s",current->nick,current->ident,current->host);
+ userrec::QuitUser(this, current,"Excess flood");
+ return;
+ }
+ else
+ {
+ current->WriteServ("NOTICE %s :Your previous line was too long and was not delivered (Over 512chars) Please shorten it.", current->nick);
+ current->recvq = "";
+ }
+ }
+ else
+ {
+ this->WriteOpers("*** Excess flood from %s",current->GetIPString());
+ this->SNO->WriteToSnoMask('f',"Excess flood from: %s",current->GetIPString());
+ XLines->add_zline(120,this->Config->ServerName,"Flood from unregistered connection",current->GetIPString());
+ XLines->apply_lines(APPLY_ZLINES);
+ }
+
+ return;
+ }
+
+ if (current->recvq.length() > (unsigned)this->Config->NetBufferSize)
+ {
+ if (current->registered == REG_ALL)
+ {
+ userrec::QuitUser(this, current,"RecvQ exceeded");
+ }
+ else
+ {
+ this->WriteOpers("*** Excess flood from %s",current->GetIPString());
+ this->SNO->WriteToSnoMask('f',"Excess flood from: %s",current->GetIPString());
+ XLines->add_zline(120,this->Config->ServerName,"Flood from unregistered connection",current->GetIPString());
+ XLines->apply_lines(APPLY_ZLINES);
+ }
+
+ return;
+ }
+
+ // while there are complete lines to process...
+ while (current->BufferIsReady())
+ {
+ if (TIME > current->reset_due)
+ {
+ current->reset_due = TIME + current->threshold;
+ current->lines_in = 0;
+ }
+
+ if (++current->lines_in > current->flood)
+ {
+ this->Log(DEFAULT,"Excess flood from: %s!%s@%s",current->nick,current->ident,current->host);
+ this->SNO->WriteToSnoMask('f',"Excess flood from: %s!%s@%s",current->nick,current->ident,current->host);
+ userrec::QuitUser(this, current,"Excess flood");
+ return;
+ }
+
+ if ((++floodlines > current->flood) && (current->flood != 0))
+ {
+ if (current->registered == REG_ALL)
+ {
+ this->Log(DEFAULT,"Excess flood from: %s!%s@%s",current->nick,current->ident,current->host);
+ SNO->WriteToSnoMask('f',"Excess flood from: %s!%s@%s",current->nick,current->ident,current->host);
+ userrec::QuitUser(this, current,"Excess flood");
+ }
+ else
+ {
+ XLines->add_zline(120,this->Config->ServerName,"Flood from unregistered connection",current->GetIPString());
+ XLines->apply_lines(APPLY_ZLINES);
+ }
+
+ return;
+ }
+
+ // use GetBuffer to copy single lines into the sanitized string
+ std::string single_line = current->GetBuffer();
+ current->bytes_in += single_line.length();
+ current->cmds_in++;
+ if (single_line.length() > 512)
+ single_line.resize(512);
+
+ EventHandler* old_comp = this->SE->GetRef(currfd);
+
+ this->Parser->ProcessBuffer(single_line,current);
+ /*
+ * look for the user's record in case it's changed... if theyve quit,
+ * we cant do anything more with their buffer, so bail.
+ * there used to be an ugly, slow loop here. Now we have a reference
+ * table, life is much easier (and FASTER)
+ */
+ EventHandler* new_comp = this->SE->GetRef(currfd);
+ if (old_comp != new_comp)
+ {
+ return;
+ }
+ else
+ {
+ /* The user is still here, flush their buffer */
+ current->FlushWriteBuf();
+ }
+ }
+
+ return;
+ }
+
+ if ((result == -1) && (errno != EAGAIN) && (errno != EINTR))
+ {
+ this->Log(DEBUG,"killing: %s",cu->nick);
+ userrec::QuitUser(this,cu,strerror(errno));
+ return;
+ }
+ }
+
+ // result EAGAIN means nothing read
+ else if ((result == EAGAIN) || (result == -EAGAIN))