* | Inspire Internet Relay Chat Daemon |
* +------------------------------------+
*
- * Inspire is copyright (C) 2002-2005 ChatSpike-Dev.
+ * InspIRCd is copyright (C) 2002-2006 ChatSpike-Dev.
* E-mail:
* <brain@chatspike.net>
* <Craig@chatspike.net>
* ---------------------------------------------------
*/
-using namespace std;
-
-#include "inspircd_config.h"
#include "inspircd.h"
-#include "inspircd_io.h"
-#include <unistd.h>
-#include <fcntl.h>
-#include <sys/errno.h>
-#include <sys/ioctl.h>
-#include <sys/utsname.h>
-#include <time.h>
-#include <string>
-#ifdef GCC3
-#include <ext/hash_map>
-#else
-#include <hash_map>
-#endif
-#include <map>
-#include <sstream>
-#include <vector>
-#include <deque>
-#include <sched.h>
-#ifdef THREADED_DNS
-#include <pthread.h>
-#endif
+#include "configreader.h"
+#include <algorithm>
#include "users.h"
-#include "ctables.h"
-#include "globals.h"
#include "modules.h"
-#include "dynamic.h"
#include "wildcard.h"
-#include "message.h"
-#include "mode.h"
-#include "commands.h"
#include "xline.h"
-#include "inspstring.h"
-#include "dnsqueue.h"
-#include "helperfuncs.h"
-#include "hashcomp.h"
#include "socketengine.h"
#include "userprocess.h"
#include "socket.h"
-#include "dns.h"
-#include "typedefs.h"
+#include "command_parse.h"
+#define nspace __gnu_cxx
-extern InspIRCd* ServerInstance;
+/* XXX Serious WTFness XXX
+ *
+ * Well, unless someone invents a wildcard or
+ * regexp #include, and makes it a standard,
+ * we're stuck with this way of including all
+ * the commands.
+ */
-extern std::vector<Module*> modules;
-extern std::vector<ircd_module*> factory;
-extern std::vector<InspSocket*> module_sockets;
-extern std::vector<userrec*> local_users;
+#include "commands/cmd_admin.h"
+#include "commands/cmd_away.h"
+#include "commands/cmd_commands.h"
+#include "commands/cmd_connect.h"
+#include "commands/cmd_die.h"
+#include "commands/cmd_eline.h"
+#include "commands/cmd_gline.h"
+#include "commands/cmd_info.h"
+#include "commands/cmd_invite.h"
+#include "commands/cmd_ison.h"
+#include "commands/cmd_join.h"
+#include "commands/cmd_kick.h"
+#include "commands/cmd_kill.h"
+#include "commands/cmd_kline.h"
+#include "commands/cmd_links.h"
+#include "commands/cmd_list.h"
+#include "commands/cmd_loadmodule.h"
+#include "commands/cmd_lusers.h"
+#include "commands/cmd_map.h"
+#include "commands/cmd_modules.h"
+#include "commands/cmd_motd.h"
+#include "commands/cmd_names.h"
+#include "commands/cmd_nick.h"
+#include "commands/cmd_notice.h"
+#include "commands/cmd_oper.h"
+#include "commands/cmd_part.h"
+#include "commands/cmd_pass.h"
+#include "commands/cmd_ping.h"
+#include "commands/cmd_pong.h"
+#include "commands/cmd_privmsg.h"
+#include "commands/cmd_qline.h"
+#include "commands/cmd_quit.h"
+#include "commands/cmd_rehash.h"
+#include "commands/cmd_restart.h"
+#include "commands/cmd_rules.h"
+#include "commands/cmd_server.h"
+#include "commands/cmd_squit.h"
+#include "commands/cmd_stats.h"
+#include "commands/cmd_summon.h"
+#include "commands/cmd_time.h"
+#include "commands/cmd_topic.h"
+#include "commands/cmd_trace.h"
+#include "commands/cmd_unloadmodule.h"
+#include "commands/cmd_user.h"
+#include "commands/cmd_userhost.h"
+#include "commands/cmd_users.h"
+#include "commands/cmd_version.h"
+#include "commands/cmd_wallops.h"
+#include "commands/cmd_who.h"
+#include "commands/cmd_whois.h"
+#include "commands/cmd_whowas.h"
+#include "commands/cmd_zline.h"
+
+bool InspIRCd::ULine(const char* server)
+{
+ if (!server)
+ return false;
+ if (!*server)
+ return true;
-extern int MODCOUNT;
-extern Module* IOHookModule;
-extern InspSocket* socket_ref[65535];
-extern time_t TIME;
+ return (find(Config->ulines.begin(),Config->ulines.end(),server) != Config->ulines.end());
+}
-extern SocketEngine* SE;
+int InspIRCd::OperPassCompare(const char* data,const char* input)
+{
+ int MOD_RESULT = 0;
+ FOREACH_RESULT_I(this,I_OnOperCompare,OnOperCompare(data,input))
+ Log(DEBUG,"OperPassCompare: %d",MOD_RESULT);
+ if (MOD_RESULT == 1)
+ return 0;
+ if (MOD_RESULT == -1)
+ return 1;
+ Log(DEBUG,"strcmp fallback: '%s' '%s' %d",data,input,strcmp(data,input));
+ return strcmp(data,input);
+}
-// This table references users by file descriptor.
-// its an array to make it VERY fast, as all lookups are referenced
-// by an integer, meaning there is no need for a scan/search operation.
-extern userrec* fd_ref_table[65536];
+long InspIRCd::Duration(const char* str)
+{
+ char n_field[MAXBUF];
+ long total = 0;
+ n_field[0] = 0;
+
+ if ((!strchr(str,'s')) && (!strchr(str,'m')) && (!strchr(str,'h')) && (!strchr(str,'d')) && (!strchr(str,'w')) && (!strchr(str,'y')))
+ {
+ std::string n = str;
+ n += 's';
+ return Duration(n.c_str());
+ }
+
+ for (char* i = (char*)str; *i; i++)
+ {
+ // if we have digits, build up a string for the value in n_field,
+ // up to 10 digits in size.
+ if ((*i >= '0') && (*i <= '9'))
+ {
+ strlcat(n_field,i,10);
+ }
+ else
+ {
+ // we dont have a digit, check for numeric tokens
+ switch (tolower(*i))
+ {
+ case 's':
+ total += atoi(n_field);
+ break;
+
+ case 'm':
+ total += (atoi(n_field)*duration_m);
+ break;
+
+ case 'h':
+ total += (atoi(n_field)*duration_h);
+ break;
+
+ case 'd':
+ total += (atoi(n_field)*duration_d);
+ break;
+
+ case 'w':
+ total += (atoi(n_field)*duration_w);
+ break;
+
+ case 'y':
+ total += (atoi(n_field)*duration_y);
+ break;
+ }
+ n_field[0] = 0;
+ }
+ }
+ // add trailing seconds
+ total += atoi(n_field);
+
+ return total;
+}
-extern serverstats* stats;
-extern Server* MyServer;
-extern ServerConfig *Config;
+/* All other ircds when doing this check usually just look for a string of *@* or *. We're smarter than that, though. */
-extern user_hash clientlist;
-extern chan_hash chanlist;
-extern command_table cmdlist;
+bool InspIRCd::HostMatchesEveryone(const std::string &mask, userrec* user)
+{
+ char buffer[MAXBUF];
+ char itrigger[MAXBUF];
+ long matches = 0;
+
+ if (!Config->ConfValue(Config->config_data, "insane","trigger", 0, itrigger, MAXBUF))
+ strlcpy(itrigger,"95.5",MAXBUF);
+
+ if (Config->ConfValueBool(Config->config_data, "insane","hostmasks", 0))
+ return false;
+
+ for (user_hash::iterator u = clientlist.begin(); u != clientlist.end(); u++)
+ {
+ strlcpy(buffer,u->second->ident,MAXBUF);
+ charlcat(buffer,'@',MAXBUF);
+ strlcat(buffer,u->second->host,MAXBUF);
+ if (match(buffer,mask.c_str()))
+ matches++;
+ }
+ float percent = ((float)matches / (float)clientlist.size()) * 100;
+ if (percent > (float)atof(itrigger))
+ {
+ WriteOpers("*** \2WARNING\2: %s tried to set a G/K/E line mask of %s, which covers %.2f%% of the network!",user->nick,mask.c_str(),percent);
+ return true;
+ }
+ return false;
+}
-/* This function pokes and hacks at a parameter list like the following:
- *
- * PART #winbot,#darkgalaxy :m00!
- *
- * to turn it into a series of individual calls like this:
- *
- * PART #winbot :m00!
- * PART #darkgalaxy :m00!
- *
- * The seperate calls are sent to a callback function provided by the caller
- * (the caller will usually call itself recursively). The callback function
- * must be a command handler. Calling this function on a line with no list causes
- * no action to be taken. You must provide a starting and ending parameter number
- * where the range of the list can be found, useful if you have a terminating
- * parameter as above which is actually not part of the list, or parameters
- * before the actual list as well. This code is used by many functions which
- * can function as "one to list" (see the RFC) */
-
-int CommandParser::LoopCall(handlerfunc fn, char **parameters, int pcnt, userrec *u, int start, int end, int joins)
+bool InspIRCd::IPMatchesEveryone(const std::string &ip, userrec* user)
{
- char plist[MAXBUF];
- char *param;
- char *pars[32];
- char blog[32][MAXBUF];
- char blog2[32][MAXBUF];
- int j = 0, q = 0, total = 0, t = 0, t2 = 0, total2 = 0;
- char keystr[MAXBUF];
- char moo[MAXBUF];
-
- for (int i = 0; i <32; i++)
- strcpy(blog[i],"");
-
- for (int i = 0; i <32; i++)
- strcpy(blog2[i],"");
-
- strcpy(moo,"");
- for (int i = 0; i <10; i++)
- {
- if (!parameters[i])
- {
- parameters[i] = moo;
- }
- }
- if (joins)
- {
- if (pcnt > 1) /* we have a key to copy */
- {
- strlcpy(keystr,parameters[1],MAXBUF);
- }
- }
-
- if (!parameters[start])
- {
- return 0;
- }
- if (!strchr(parameters[start],','))
- {
- return 0;
- }
- strcpy(plist,"");
- for (int i = start; i <= end; i++)
- {
- if (parameters[i])
- {
- strlcat(plist,parameters[i],MAXBUF);
- }
- }
-
- j = 0;
- param = plist;
-
- t = strlen(plist);
- for (int i = 0; i < t; i++)
- {
- if (plist[i] == ',')
- {
- plist[i] = '\0';
- strlcpy(blog[j++],param,MAXBUF);
- param = plist+i+1;
- if (j>20)
- {
- WriteServ(u->fd,"407 %s %s :Too many targets in list, message not delivered.",u->nick,blog[j-1]);
- return 1;
- }
- }
- }
- strlcpy(blog[j++],param,MAXBUF);
- total = j;
-
- if ((joins) && (keystr) && (total>0)) // more than one channel and is joining
- {
- strcat(keystr,",");
- }
-
- if ((joins) && (keystr))
- {
- if (strchr(keystr,','))
- {
- j = 0;
- param = keystr;
- t2 = strlen(keystr);
- for (int i = 0; i < t2; i++)
- {
- if (keystr[i] == ',')
- {
- keystr[i] = '\0';
- strlcpy(blog2[j++],param,MAXBUF);
- param = keystr+i+1;
- }
- }
- strlcpy(blog2[j++],param,MAXBUF);
- total2 = j;
- }
- }
-
- for (j = 0; j < total; j++)
- {
- if (blog[j])
- {
- pars[0] = blog[j];
- }
- for (q = end; q < pcnt-1; q++)
- {
- if (parameters[q+1])
- {
- pars[q-end+1] = parameters[q+1];
- }
- }
- if ((joins) && (parameters[1]))
- {
- if (pcnt > 1)
- {
- pars[1] = blog2[j];
- }
- else
- {
- pars[1] = NULL;
- }
- }
- /* repeatedly call the function with the hacked parameter list */
- if ((joins) && (pcnt > 1))
- {
- if (pars[1])
- {
- // pars[1] already set up and containing key from blog2[j]
- fn(pars,2,u);
- }
- else
- {
- pars[1] = parameters[1];
- fn(pars,2,u);
- }
- }
- else
- {
- fn(pars,pcnt-(end-start),u);
- }
- }
-
- return 1;
+ char itrigger[MAXBUF];
+ long matches = 0;
+
+ if (!Config->ConfValue(Config->config_data, "insane","trigger",0,itrigger,MAXBUF))
+ strlcpy(itrigger,"95.5",MAXBUF);
+
+ if (Config->ConfValueBool(Config->config_data, "insane","ipmasks",0))
+ return false;
+
+ for (user_hash::iterator u = clientlist.begin(); u != clientlist.end(); u++)
+ {
+ if (match(u->second->GetIPString(),ip.c_str(),true))
+ matches++;
+ }
+
+ float percent = ((float)matches / (float)clientlist.size()) * 100;
+ if (percent > (float)atof(itrigger))
+ {
+ WriteOpers("*** \2WARNING\2: %s tried to set a Z line mask of %s, which covers %.2f%% of the network!",user->nick,ip.c_str(),percent);
+ return true;
+ }
+ return false;
}
-bool CommandParser::IsValidCommand(std::string &commandname, int pcnt, userrec * user)
+bool InspIRCd::NickMatchesEveryone(const std::string &nick, userrec* user)
{
- for (unsigned int i = 0; i < cmdlist.size(); i++)
- {
- if (!strcasecmp(cmdlist[i].command,commandname.c_str()))
- {
- if (cmdlist[i].handler_function)
- {
- if ((pcnt>=cmdlist[i].min_params) && (strcasecmp(cmdlist[i].source,"<core>")))
- {
- if ((strchr(user->modes,cmdlist[i].flags_needed)) || (!cmdlist[i].flags_needed))
- {
- if (cmdlist[i].flags_needed)
- {
- if ((user->HasPermission(commandname)) || (is_uline(user->server)))
- {
- return true;
- }
- else
- {
- return false;
- }
- }
- return true;
- }
- }
- }
- }
- }
- return false;
+ char itrigger[MAXBUF];
+ long matches = 0;
+
+ if (!Config->ConfValue(Config->config_data, "insane","trigger",0,itrigger,MAXBUF))
+ strlcpy(itrigger,"95.5",MAXBUF);
+
+ if (Config->ConfValueBool(Config->config_data, "insane","nickmasks",0))
+ return false;
+
+ for (user_hash::iterator u = clientlist.begin(); u != clientlist.end(); u++)
+ {
+ if (match(u->second->nick,nick.c_str()))
+ matches++;
+ }
+
+ float percent = ((float)matches / (float)clientlist.size()) * 100;
+ if (percent > (float)atof(itrigger))
+ {
+ WriteOpers("*** \2WARNING\2: %s tried to set a Q line mask of %s, which covers %.2f%% of the network!",user->nick,nick.c_str(),percent);
+ return true;
+ }
+ return false;
}
-// calls a handler function for a command
-void CommandParser::CallHandler(std::string &commandname,char **parameters, int pcnt, userrec *user)
+
+
+
+/* Special commands which may occur without registration of the user */
+cmd_user* command_user;
+cmd_nick* command_nick;
+cmd_pass* command_pass;
+
+
+/* LoopCall is used to call a command classes handler repeatedly based on the contents of a comma seperated list.
+ * There are two overriden versions of this method, one of which takes two potential lists and the other takes one.
+ * We need a version which takes two potential lists for JOIN, because a JOIN may contain two lists of items at once,
+ * the channel names and their keys as follows:
+ * JOIN #chan1,#chan2,#chan3 key1,,key3
+ * Therefore, we need to deal with both lists concurrently. The first instance of this method does that by creating
+ * two instances of irc::commasepstream and reading them both together until the first runs out of tokens.
+ * The second version is much simpler and just has the one stream to read, and is used in NAMES, WHOIS, PRIVMSG etc.
+ * Both will only parse until they reach ServerInstance->Config->MaxTargets number of targets, to stop abuse via spam.
+ */
+int CommandParser::LoopCall(userrec* user, command_t* CommandObj, const char** parameters, int pcnt, unsigned int splithere, unsigned int extra)
+{
+ /* First check if we have more than one item in the list, if we don't we return zero here and the handler
+ * which called us just carries on as it was.
+ */
+ if (!strchr(parameters[splithere],','))
+ return 0;
+
+ /* Create two lists, one for channel names, one for keys
+ */
+ irc::commasepstream items1(parameters[splithere]);
+ irc::commasepstream items2(parameters[extra]);
+ std::string item = "";
+ unsigned int max = 0;
+
+ /* Attempt to iterate these lists and call the command objech
+ * which called us, for every parameter pair until there are
+ * no more left to parse.
+ */
+ while (((item = items1.GetToken()) != "") && (max++ < ServerInstance->Config->MaxTargets))
+ {
+ std::string extrastuff = items2.GetToken();
+ parameters[splithere] = item.c_str();
+ parameters[extra] = extrastuff.c_str();
+ CommandObj->Handle(parameters,pcnt,user);
+ }
+ return 1;
+}
+
+int CommandParser::LoopCall(userrec* user, command_t* CommandObj, const char** parameters, int pcnt, unsigned int splithere)
{
- for (unsigned int i = 0; i < cmdlist.size(); i++)
- {
- if (!strcasecmp(cmdlist[i].command,commandname.c_str()))
- {
- if (cmdlist[i].handler_function)
- {
- if (pcnt>=cmdlist[i].min_params)
- {
- if ((strchr(user->modes,cmdlist[i].flags_needed)) || (!cmdlist[i].flags_needed))
- {
- if (cmdlist[i].flags_needed)
- {
- if ((user->HasPermission(commandname)) || (is_uline(user->server)))
- {
- cmdlist[i].handler_function(parameters,pcnt,user);
- }
- }
- else
- {
- cmdlist[i].handler_function(parameters,pcnt,user);
- }
- }
- }
- }
- }
- }
+ /* First check if we have more than one item in the list, if we don't we return zero here and the handler
+ * which called us just carries on as it was.
+ */
+ if (!strchr(parameters[splithere],','))
+ return 0;
+
+ /* Only one commasepstream here */
+ irc::commasepstream items1(parameters[splithere]);
+ std::string item = "";
+ unsigned int max = 0;
+
+ /* Parse the commasepstream until there are no tokens remaining.
+ * Each token we parse out, call the command handler that called us
+ * with it
+ */
+ while (((item = items1.GetToken()) != "") && (max++ < ServerInstance->Config->MaxTargets))
+ {
+ parameters[splithere] = item.c_str();
+ CommandObj->Handle(parameters,pcnt,user);
+ }
+ /* By returning 1 we tell our caller that nothing is to be done,
+ * as all the previous calls handled the data. This makes the parent
+ * return without doing any processing.
+ */
+ return 1;
}
-int CommandParser::ProcessParameters(char **command_p,char *parameters)
+bool CommandParser::IsValidCommand(const std::string &commandname, int pcnt, userrec * user)
{
- int j = 0;
- int q = strlen(parameters);
- if (!q)
- {
- /* no parameters, command_p invalid! */
- return 0;
- }
- if (parameters[0] == ':')
- {
- command_p[0] = parameters+1;
- return 1;
- }
- if (q)
- {
- if ((strchr(parameters,' ')==NULL) || (parameters[0] == ':'))
- {
- /* only one parameter */
- command_p[0] = parameters;
- if (parameters[0] == ':')
- {
- if (strchr(parameters,' ') != NULL)
- {
- command_p[0]++;
- }
- }
- return 1;
- }
- }
- command_p[j++] = parameters;
- for (int i = 0; i <= q; i++)
- {
- if (parameters[i] == ' ')
- {
- command_p[j++] = parameters+i+1;
- parameters[i] = '\0';
- if (command_p[j-1][0] == ':')
- {
- *command_p[j-1]++; /* remove dodgy ":" */
- break;
- /* parameter like this marks end of the sequence */
- }
- }
- }
- return j; /* returns total number of items in the list */
+ nspace::hash_map<std::string,command_t*>::iterator n = cmdlist.find(commandname);
+
+ if (n != cmdlist.end())
+ {
+ if ((pcnt>=n->second->min_params) && (n->second->source != "<core>"))
+ {
+ if ((!n->second->flags_needed) || (user->modes[n->second->flags_needed-65]))
+ {
+ if (n->second->flags_needed)
+ {
+ return ((user->HasPermission(commandname)) || (ServerInstance->ULine(user->server)));
+ }
+ return true;
+ }
+ }
+ }
+ return false;
}
-void CommandParser::ProcessCommand(userrec *user, char* cmd)
+// calls a handler function for a command
+
+bool CommandParser::CallHandler(const std::string &commandname,const char** parameters, int pcnt, userrec *user)
{
- char *parameters;
- char *command;
- char *command_p[127];
- char p[MAXBUF], temp[MAXBUF];
- int j, items, cmd_found;
-
- for (int i = 0; i < 127; i++)
- command_p[i] = NULL;
-
- if (!user)
- {
- return;
- }
- if (!cmd)
- {
- return;
- }
- if (!cmd[0])
- {
- return;
- }
-
- int total_params = 0;
- if (strlen(cmd)>2)
- {
- for (unsigned int q = 0; q < strlen(cmd)-1; q++)
- {
- if ((cmd[q] == ' ') && (cmd[q+1] == ':'))
- {
- total_params++;
- // found a 'trailing', we dont count them after this.
- break;
- }
- if (cmd[q] == ' ')
- total_params++;
- }
- }
-
- // another phidjit bug...
- if (total_params > 126)
- {
- *(strchr(cmd,' ')) = '\0';
- WriteServ(user->fd,"421 %s %s :Too many parameters given",user->nick,cmd);
- return;
- }
-
- strlcpy(temp,cmd,MAXBUF);
-
- std::string tmp = cmd;
- for (int i = 0; i <= MODCOUNT; i++)
- {
- std::string oldtmp = tmp;
- modules[i]->OnServerRaw(tmp,true,user);
- if (oldtmp != tmp)
- {
- log(DEBUG,"A Module changed the input string!");
- log(DEBUG,"New string: %s",tmp.c_str());
- log(DEBUG,"Old string: %s",oldtmp.c_str());
- break;
- }
- }
- strlcpy(cmd,tmp.c_str(),MAXBUF);
- strlcpy(temp,cmd,MAXBUF);
-
- if (!strchr(cmd,' '))
- {
- /* no parameters, lets skip the formalities and not chop up
- * the string */
- log(DEBUG,"About to preprocess command with no params");
- items = 0;
- command_p[0] = NULL;
- parameters = NULL;
- for (unsigned int i = 0; i <= strlen(cmd); i++)
- {
- cmd[i] = toupper(cmd[i]);
- }
- command = cmd;
- }
- else
- {
- strcpy(cmd,"");
- j = 0;
- /* strip out extraneous linefeeds through mirc's crappy pasting (thanks Craig) */
- for (unsigned int i = 0; i < strlen(temp); i++)
- {
- if ((temp[i] != 10) && (temp[i] != 13) && (temp[i] != 0) && (temp[i] != 7))
- {
- cmd[j++] = temp[i];
- cmd[j] = 0;
- }
- }
- /* split the full string into a command plus parameters */
- parameters = p;
- strcpy(p," ");
- command = cmd;
- if (strchr(cmd,' '))
- {
- for (unsigned int i = 0; i <= strlen(cmd); i++)
- {
- /* capitalise the command ONLY, leave params intact */
- cmd[i] = toupper(cmd[i]);
- /* are we nearly there yet?! :P */
- if (cmd[i] == ' ')
- {
- command = cmd;
- parameters = cmd+i+1;
- cmd[i] = '\0';
- break;
- }
- }
- }
- else
- {
- for (unsigned int i = 0; i <= strlen(cmd); i++)
- {
- cmd[i] = toupper(cmd[i]);
- }
- }
-
- }
- cmd_found = 0;
-
- if (strlen(command)>MAXCOMMAND)
- {
- WriteServ(user->fd,"421 %s %s :Command too long",user->nick,command);
- return;
- }
-
- for (unsigned int x = 0; x < strlen(command); x++)
- {
- if (((command[x] < 'A') || (command[x] > 'Z')) && (command[x] != '.'))
- {
- if (((command[x] < '0') || (command[x]> '9')) && (command[x] != '-'))
- {
- if (strchr("@!\"$%^&*(){}[]_=+;:'#~,<>/?\\|`",command[x]))
- {
- stats->statsUnknown++;
- WriteServ(user->fd,"421 %s %s :Unknown command",user->nick,command);
- return;
- }
- }
- }
- }
-
- std::string xcommand = command;
- for (unsigned int i = 0; i != cmdlist.size(); i++)
- {
- if (cmdlist[i].command[0])
- {
- if (strlen(command)>=(strlen(cmdlist[i].command))) if (!strncmp(command, cmdlist[i].command,MAXCOMMAND))
- {
- if (parameters)
- {
- if (parameters[0])
- {
- items = process_parameters(command_p,parameters);
- }
- else
- {
- items = 0;
- command_p[0] = NULL;
- }
- }
- else
- {
- items = 0;
- command_p[0] = NULL;
- }
-
- if (user)
- {
- /* activity resets the ping pending timer */
- user->nping = TIME + user->pingmax;
- if ((items) < cmdlist[i].min_params)
- {
- log(DEBUG,"not enough parameters: %s %s",user->nick,command);
- WriteServ(user->fd,"461 %s %s :Not enough parameters",user->nick,command);
- return;
- }
- if ((!strchr(user->modes,cmdlist[i].flags_needed)) && (cmdlist[i].flags_needed))
- {
- log(DEBUG,"permission denied: %s %s",user->nick,command);
- WriteServ(user->fd,"481 %s :Permission Denied- You do not have the required operator privilages",user->nick);
- cmd_found = 1;
- return;
- }
- if ((cmdlist[i].flags_needed) && (!user->HasPermission(xcommand)))
- {
- log(DEBUG,"permission denied: %s %s",user->nick,command);
- WriteServ(user->fd,"481 %s :Permission Denied- Oper type %s does not have access to command %s",user->nick,user->oper,command);
- cmd_found = 1;
- return;
- }
- /* if the command isnt USER, PASS, or NICK, and nick is empty,
- * deny command! */
- if ((strncmp(command,"USER",4)) && (strncmp(command,"NICK",4)) && (strncmp(command,"PASS",4)))
- {
- if ((!isnick(user->nick)) || (user->registered != 7))
- {
- log(DEBUG,"not registered: %s %s",user->nick,command);
- WriteServ(user->fd,"451 %s :You have not registered",command);
- return;
- }
- }
- if ((user->registered == 7) && (!strchr(user->modes,'o')))
- {
- std::stringstream dcmds(Config->DisabledCommands);
- while (!dcmds.eof())
- {
- std::string thiscmd;
- dcmds >> thiscmd;
- if (!strcasecmp(thiscmd.c_str(),command))
- {
- // command is disabled!
- WriteServ(user->fd,"421 %s %s :This command has been disabled.",user->nick,command);
- return;
- }
- }
- }
- if ((user->registered == 7) || (!strncmp(command,"USER",4)) || (!strncmp(command,"NICK",4)) || (!strncmp(command,"PASS",4)))
- {
- if (cmdlist[i].handler_function)
- {
-
- /* ikky /stats counters */
- if (temp)
- {
- cmdlist[i].use_count++;
- cmdlist[i].total_bytes+=strlen(temp);
- }
-
- int MOD_RESULT = 0;
- FOREACH_RESULT(OnPreCommand(command,command_p,items,user));
- if (MOD_RESULT == 1) {
- return;
- }
-
- /* WARNING: nothing may come after the
- * command handler call, as the handler
- * may free the user structure! */
-
- cmdlist[i].handler_function(command_p,items,user);
- }
- return;
- }
- else
- {
- WriteServ(user->fd,"451 %s :You have not registered",command);
- return;
- }
- }
- cmd_found = 1;
- }
-
- }
- }
- if ((!cmd_found) && (user))
- {
- stats->statsUnknown++;
- WriteServ(user->fd,"421 %s %s :Unknown command",user->nick,command);
- }
+ nspace::hash_map<std::string,command_t*>::iterator n = cmdlist.find(commandname);
+
+ if (n != cmdlist.end())
+ {
+ if (pcnt >= n->second->min_params)
+ {
+ if ((!n->second->flags_needed) || (user->modes[n->second->flags_needed-65]))
+ {
+ if (n->second->flags_needed)
+ {
+ if ((user->HasPermission(commandname)) || (!IS_LOCAL(user)))
+ {
+ n->second->Handle(parameters,pcnt,user);
+ return true;
+ }
+ }
+ else
+ {
+ n->second->Handle(parameters,pcnt,user);
+ return true;
+ }
+ }
+ }
+ }
+ return false;
+}
+
+void CommandParser::ProcessCommand(userrec *user, std::string &cmd)
+{
+ const char *command_p[127];
+ int items = 0;
+ std::string para[127];
+ irc::tokenstream tokens(cmd);
+ std::string command = tokens.GetToken();
+
+ while (((para[items] = tokens.GetToken()) != "") && (items < 127))
+ command_p[items] = para[items++].c_str();
+
+ std::transform(command.begin(), command.end(), command.begin(), ::toupper);
+
+ int MOD_RESULT = 0;
+ FOREACH_RESULT(I_OnPreCommand,OnPreCommand(command,command_p,items,user,false));
+ if (MOD_RESULT == 1) {
+ return;
+ }
+
+ nspace::hash_map<std::string,command_t*>::iterator cm = cmdlist.find(command);
+
+ if (cm != cmdlist.end())
+ {
+ if (user)
+ {
+ /* activity resets the ping pending timer */
+ user->nping = ServerInstance->Time() + user->pingmax;
+ if (cm->second->flags_needed)
+ {
+ if (!user->IsModeSet(cm->second->flags_needed))
+ {
+ user->WriteServ("481 %s :Permission Denied- You do not have the required operator privilages",user->nick);
+ return;
+ }
+ if (!user->HasPermission(command))
+ {
+ user->WriteServ("481 %s :Permission Denied- Oper type %s does not have access to command %s",user->nick,user->oper,command.c_str());
+ return;
+ }
+ }
+ if ((user->registered == REG_ALL) && (!*user->oper) && (cm->second->IsDisabled()))
+ {
+ /* command is disabled! */
+ user->WriteServ("421 %s %s :This command has been disabled.",user->nick,command.c_str());
+ return;
+ }
+ if (items < cm->second->min_params)
+ {
+ user->WriteServ("461 %s %s :Not enough parameters.", user->nick, command.c_str());
+ /* If syntax is given, display this as the 461 reply */
+ if ((ServerInstance->Config->SyntaxHints) && (cm->second->syntax.length()))
+ user->WriteServ("304 %s :SYNTAX %s %s", user->nick, cm->second->command.c_str(), cm->second->syntax.c_str());
+ return;
+ }
+ if ((user->registered == REG_ALL) || (cm->second == command_user) || (cm->second == command_nick) || (cm->second == command_pass))
+ {
+ /* ikky /stats counters */
+ cm->second->use_count++;
+ cm->second->total_bytes += cmd.length();
+
+ int MOD_RESULT = 0;
+ FOREACH_RESULT(I_OnPreCommand,OnPreCommand(command,command_p,items,user,true));
+ if (MOD_RESULT == 1)
+ return;
+
+ /*
+ * WARNING: nothing may come after the
+ * command handler call, as the handler
+ * may free the user structure!
+ */
+
+ cm->second->Handle(command_p,items,user);
+ return;
+ }
+ else
+ {
+ user->WriteServ("451 %s :You have not registered",command.c_str());
+ return;
+ }
+ }
+ }
+ else if (user)
+ {
+ ServerInstance->stats->statsUnknown++;
+ user->WriteServ("421 %s %s :Unknown command",user->nick,command.c_str());
+ }
}
bool CommandParser::RemoveCommands(const char* source)
{
- bool go_again = true;
- while (go_again)
- {
- go_again = false;
- for (std::deque<command_t>::iterator i = cmdlist.begin(); i != cmdlist.end(); i++)
- {
- if (!strcmp(i->source,source))
- {
- log(DEBUG,"removecommands(%s) Removing dependent command: %s",i->source,i->command);
- cmdlist.erase(i);
- go_again = true;
- break;
- }
- }
- }
- return true;
+ bool go_again = true;
+
+ while (go_again)
+ {
+ go_again = false;
+
+ for (nspace::hash_map<std::string,command_t*>::iterator i = cmdlist.begin(); i != cmdlist.end(); i++)
+ {
+ command_t* x = i->second;
+ if (x->source == std::string(source))
+ {
+ ServerInstance->Log(DEBUG,"removecommands(%s) Removing dependent command: %s",x->source.c_str(),x->command.c_str());
+ cmdlist.erase(i);
+ go_again = true;
+ break;
+ }
+ }
+ }
+
+ return true;
+}
+
+void CommandParser::ProcessBuffer(std::string &buffer,userrec *user)
+{
+ std::string::size_type a;
+
+ if (!user)
+ return;
+
+ while ((a = buffer.rfind("\n")) != std::string::npos)
+ buffer.erase(a);
+ while ((a = buffer.rfind("\r")) != std::string::npos)
+ buffer.erase(a);
+
+ if (buffer.length())
+ {
+ ServerInstance->Log(DEBUG,"CMDIN: %s %s",user->nick,buffer.c_str());
+ this->ProcessCommand(user,buffer);
+ }
+}
+
+bool CommandParser::CreateCommand(command_t *f)
+{
+ /* create the command and push it onto the table */
+ if (cmdlist.find(f->command) == cmdlist.end())
+ {
+ cmdlist[f->command] = f;
+ ServerInstance->Log(DEBUG,"Added command %s (%lu parameters)",f->command.c_str(),(unsigned long)f->min_params);
+ return true;
+ }
+ else return false;
+}
+
+CommandParser::CommandParser(InspIRCd* Instance) : ServerInstance(Instance)
+{
+ this->SetupCommandTable();
}
-void CommandParser::ProcessBuffer(const char* cmdbuf,userrec *user)
+void CommandParser::SetupCommandTable()
{
- if (!user)
- {
- log(DEFAULT,"*** BUG *** process_buffer was given an invalid parameter");
- return;
- }
- char cmd[MAXBUF];
- if (!cmdbuf)
- {
- log(DEFAULT,"*** BUG *** process_buffer was given an invalid parameter");
- return;
- }
- if (!cmdbuf[0])
- {
- return;
- }
- while (*cmdbuf == ' ') cmdbuf++; // strip leading spaces
-
- strlcpy(cmd,cmdbuf,MAXBUF);
- if (!cmd[0])
- {
- return;
- }
- int sl = strlen(cmd)-1;
- if ((cmd[sl] == 13) || (cmd[sl] == 10))
- {
- cmd[sl] = '\0';
- }
- sl = strlen(cmd)-1;
- if ((cmd[sl] == 13) || (cmd[sl] == 10))
- {
- cmd[sl] = '\0';
- }
- sl = strlen(cmd)-1;
- while (cmd[sl] == ' ') // strip trailing spaces
- {
- cmd[sl] = '\0';
- sl = strlen(cmd)-1;
- }
-
- if (!cmd[0])
- {
- return;
- }
- log(DEBUG,"CMDIN: %s %s",user->nick,cmd);
- tidystring(cmd);
- if ((user) && (cmd))
- {
- this->ProcessCommand(user,cmd);
- }
+ /* These three are special (can occur without
+ * full user registration) and so are saved
+ * for later use.
+ */
+ command_user = new cmd_user(ServerInstance);
+ command_nick = new cmd_nick(ServerInstance);
+ command_pass = new cmd_pass(ServerInstance);
+ this->CreateCommand(command_user);
+ this->CreateCommand(command_nick);
+ this->CreateCommand(command_pass);
+
+ /* The rest of these arent special. boo hoo.
+ */
+ this->CreateCommand(new cmd_quit(ServerInstance));
+ this->CreateCommand(new cmd_version(ServerInstance));
+ this->CreateCommand(new cmd_ping(ServerInstance));
+ this->CreateCommand(new cmd_pong(ServerInstance));
+ this->CreateCommand(new cmd_admin(ServerInstance));
+ this->CreateCommand(new cmd_privmsg(ServerInstance));
+ this->CreateCommand(new cmd_info(ServerInstance));
+ this->CreateCommand(new cmd_time(ServerInstance));
+ this->CreateCommand(new cmd_whois(ServerInstance));
+ this->CreateCommand(new cmd_wallops(ServerInstance));
+ this->CreateCommand(new cmd_notice(ServerInstance));
+ this->CreateCommand(new cmd_join(ServerInstance));
+ this->CreateCommand(new cmd_names(ServerInstance));
+ this->CreateCommand(new cmd_part(ServerInstance));
+ this->CreateCommand(new cmd_kick(ServerInstance));
+ this->CreateCommand(new cmd_mode(ServerInstance));
+ this->CreateCommand(new cmd_topic(ServerInstance));
+ this->CreateCommand(new cmd_who(ServerInstance));
+ this->CreateCommand(new cmd_motd(ServerInstance));
+ this->CreateCommand(new cmd_rules(ServerInstance));
+ this->CreateCommand(new cmd_oper(ServerInstance));
+ this->CreateCommand(new cmd_list(ServerInstance));
+ this->CreateCommand(new cmd_die(ServerInstance));
+ this->CreateCommand(new cmd_restart(ServerInstance));
+ this->CreateCommand(new cmd_kill(ServerInstance));
+ this->CreateCommand(new cmd_rehash(ServerInstance));
+ this->CreateCommand(new cmd_lusers(ServerInstance));
+ this->CreateCommand(new cmd_stats(ServerInstance));
+ this->CreateCommand(new cmd_userhost(ServerInstance));
+ this->CreateCommand(new cmd_away(ServerInstance));
+ this->CreateCommand(new cmd_ison(ServerInstance));
+ this->CreateCommand(new cmd_summon(ServerInstance));
+ this->CreateCommand(new cmd_users(ServerInstance));
+ this->CreateCommand(new cmd_invite(ServerInstance));
+ this->CreateCommand(new cmd_trace(ServerInstance));
+ this->CreateCommand(new cmd_whowas(ServerInstance));
+ this->CreateCommand(new cmd_connect(ServerInstance));
+ this->CreateCommand(new cmd_squit(ServerInstance));
+ this->CreateCommand(new cmd_modules(ServerInstance));
+ this->CreateCommand(new cmd_links(ServerInstance));
+ this->CreateCommand(new cmd_map(ServerInstance));
+ this->CreateCommand(new cmd_kline(ServerInstance));
+ this->CreateCommand(new cmd_gline(ServerInstance));
+ this->CreateCommand(new cmd_zline(ServerInstance));
+ this->CreateCommand(new cmd_qline(ServerInstance));
+ this->CreateCommand(new cmd_eline(ServerInstance));
+ this->CreateCommand(new cmd_loadmodule(ServerInstance));
+ this->CreateCommand(new cmd_unloadmodule(ServerInstance));
+ this->CreateCommand(new cmd_server(ServerInstance));
+ this->CreateCommand(new cmd_commands(ServerInstance));
}