-/* +------------------------------------+
+ /* +------------------------------------+
* | Inspire Internet Relay Chat Daemon |
* +------------------------------------+
*
- * Inspire is copyright (C) 2002-2005 ChatSpike-Dev.
- * E-mail:
- * <brain@chatspike.net>
- * <Craig@chatspike.net>
+ * InspIRCd: (C) 2002-2007 InspIRCd Development Team
+ * See: http://www.inspircd.org/wiki/index.php/Credits
*
- * Written by Craig Edwards, Craig McLure, and others.
* This program is free but copyrighted software; see
* the file COPYING for details.
*
* ---------------------------------------------------
*/
-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 <dirent.h>
+#include <dlfcn.h>
#include "users.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"
-#include "ctables.h"
-#ifdef GCC3
-#define nspace __gnu_cxx
-#else
-#define nspace std
-#endif
+bool InspIRCd::ULine(const char* server)
+{
+ if (!server)
+ return false;
+ if (!*server)
+ return true;
+
+ return (find(Config->ulines.begin(),Config->ulines.end(),server) != Config->ulines.end());
+}
+
+int InspIRCd::OperPassCompare(const char* data,const char* input, int tagnumber)
+{
+ int MOD_RESULT = 0;
+ FOREACH_RESULT_I(this,I_OnOperCompare,OnOperCompare(data, input, tagnumber))
+ 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);
+}
+long InspIRCd::Duration(const char* str)
+{
+ char n_field[MAXBUF];
+ long total = 0;
+ n_field[0] = 0;
-extern InspIRCd* ServerInstance;
+ 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 std::vector<Module*> modules;
-extern std::vector<ircd_module*> factory;
-extern std::vector<InspSocket*> module_sockets;
-extern std::vector<userrec*> local_users;
+/* 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;
+
+ /** Some lame ircds will weed out dupes using some shitty O(n^2) algorithm.
+ * By using std::map (thanks for the idea w00t) we can cut this down a ton.
+ * ...VOOODOOOO!
+ */
+ std::map<irc::string, bool> dupes;
+
+ /* 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))
+ {
+ if (dupes.find(item.c_str()) == dupes.end())
+ {
+ const char* new_parameters[127];
-extern int MODCOUNT;
-extern InspSocket* socket_ref[65535];
-extern time_t TIME;
+ for (int t = 0; (t < pcnt) && (t < 127); t++)
+ new_parameters[t] = parameters[t];
-extern SocketEngine* SE;
+ std::string extrastuff = items2.GetToken();
-// 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];
+ new_parameters[splithere] = item.c_str();
+ new_parameters[extra] = extrastuff.c_str();
-extern Server* MyServer;
-extern ServerConfig *Config;
+ if (CommandObj->Handle(new_parameters,pcnt,user) == CMD_USER_DELETED)
+ return 1;
-extern user_hash clientlist;
-extern chan_hash chanlist;
+ dupes[item.c_str()] = true;
+ }
+ }
+ return 1;
+}
-/* 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(command_t* fn, char **parameters, int pcnt, userrec *u, int start, int end, int joins)
+int CommandParser::LoopCall(userrec* user, command_t* CommandObj, const char** parameters, int pcnt, unsigned int splithere)
{
- 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++)
- *blog[i] = 0;
-
- for (int i = 0; i <32; i++)
- *blog2[i] = 0;
-
- *moo = 0;
- 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;
- }
- *plist = 0;
- 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->Handle(pars,2,u);
- }
- else
- {
- pars[1] = parameters[1];
- fn->Handle(pars,2,u);
- }
- }
- else
- {
- fn->Handle(pars,pcnt-(end-start),u);
- }
- }
-
- return 1;
+ /* 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;
+
+ std::map<irc::string, bool> dupes;
+
+ /* Only one commasepstream here */
+ ServerInstance->Log(DEBUG,"Splitting '%s'",parameters[splithere]);
+ 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))
+ {
+ if (dupes.find(item.c_str()) == dupes.end())
+ {
+ const char* new_parameters[127];
+
+ for (int t = 0; (t < pcnt) && (t < 127); t++)
+ new_parameters[t] = parameters[t];
+
+ new_parameters[splithere] = item.c_str();
+
+ parameters[splithere] = item.c_str();
+
+ /* Execute the command handler over and over. If someone pulls our user
+ * record out from under us (e.g. if we /kill a comma sep list, and we're
+ * in that list ourselves) abort if we're gone.
+ */
+ if (CommandObj->Handle(new_parameters,pcnt,user) == CMD_USER_DELETED)
+ return 1;
+
+ dupes[item.c_str()] = true;
+ }
+ }
+ /* 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;
}
-bool CommandParser::IsValidCommand(std::string &commandname, int pcnt, userrec * user)
+bool CommandParser::IsValidCommand(const std::string &commandname, int pcnt, userrec * user)
{
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 ((strchr(user->modes,n->second->flags_needed)) || (!n->second->flags_needed))
- {
- if (n->second->flags_needed)
- {
- if ((user->HasPermission(commandname)) || (is_uline(user->server)))
- {
- return true;
- }
- else
- {
- return false;
- }
- }
- return true;
- }
- }
- }
- return false;
+ 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;
}
-// calls a handler function for a command
-
-void CommandParser::CallHandler(std::string &commandname,char **parameters, int pcnt, userrec *user)
+command_t* CommandParser::GetHandler(const std::string &commandname)
{
nspace::hash_map<std::string,command_t*>::iterator n = cmdlist.find(commandname);
- if (n != cmdlist.end())
- {
- if (pcnt >= n->second->min_params)
- {
- if ((strchr(user->modes,n->second->flags_needed)) || (!n->second->flags_needed))
- {
- if (n->second->flags_needed)
- {
- if ((user->HasPermission(commandname)) || (is_uline(user->server)))
- {
- n->second->Handle(parameters,pcnt,user);
- }
- }
- else
- {
- n->second->Handle(parameters,pcnt,user);
- }
- }
- }
- }
-}
+ if (n != cmdlist.end())
+ return n->second;
-int CommandParser::ProcessParameters(char **command_p,char *parameters)
-{
- 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 */
+ return NULL;
}
-void CommandParser::ProcessCommand(userrec *user, char* cmd)
+// calls a handler function for a command
+
+CmdResult 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;
- unsigned int xl = strlen(cmd);
- if (xl > 2)
- {
- for (unsigned int q = 0; q < xl - 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;
- unsigned int tl = strlen(cmd);
- for (unsigned int i = 0; i <= tl; i++)
- {
- cmd[i] = toupper(cmd[i]);
- }
- command = cmd;
- }
- else
- {
- *cmd = 0;
- j = 0;
-
- unsigned int vl = strlen(temp);
- /* strip out extraneous linefeeds through mirc's crappy pasting (thanks Craig) */
- for (unsigned int i = 0; i < vl; 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;
- p[0] = ' ';
- p[1] = 0;
-
- command = cmd;
- if (strchr(cmd,' '))
- {
- unsigned int cl = strlen(cmd);
- for (unsigned int i = 0; i <= cl; 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]);
- }
- }
-
- }
-
- if (strlen(command)>MAXCOMMAND)
- {
- WriteServ(user->fd,"421 %s %s :Command too long",user->nick,command);
- return;
- }
-
- for (char* x = command; *x; x++)
- {
- if (((*x < 'A') || (*x > 'Z')) && (*x != '.'))
- {
- if (((*x < '0') || (*x> '9')) && (*x != '-'))
- {
- if (strchr("@!\"$%^&*(){}[]_=+;:'#~,<>/?\\|`",*x))
- {
- ServerInstance->stats->statsUnknown++;
- WriteServ(user->fd,"421 %s %s :Unknown command",user->nick,command);
- return;
- }
- }
- }
- }
-
- std::string xcommand = command;
-
- /* Tweak by brain - why was this INSIDE the mainloop? */
- if (parameters)
+ nspace::hash_map<std::string,command_t*>::iterator n = cmdlist.find(commandname);
+
+ if (n != cmdlist.end())
{
- if (parameters[0])
- {
- items = this->ProcessParameters(command_p,parameters);
- }
- else
- {
- items = 0;
- command_p[0] = NULL;
- }
+ 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)))
+ {
+ return n->second->Handle(parameters,pcnt,user);
+ }
+ }
+ else
+ {
+ return n->second->Handle(parameters,pcnt,user);
+ }
+ }
+ }
}
- else
+ return CMD_INVALID;
+}
+
+void CommandParser::ProcessCommand(userrec *user, std::string &cmd)
+{
+ const char *command_p[127];
+ int items = 0;
+ irc::tokenstream tokens(cmd);
+ std::string command = tokens.GetToken();
+
+ while (((para[items] = tokens.GetToken()) != "") && (items < 127))
{
- items = 0;
- command_p[0] = NULL;
+ command_p[items] = para[items].c_str();
+ items++;
}
+ std::transform(command.begin(), command.end(), command.begin(), ::toupper);
+
int MOD_RESULT = 0;
- FOREACH_RESULT(I_OnPreCommand,OnPreCommand(command,command_p,items,user,false));
+ FOREACH_RESULT(I_OnPreCommand,OnPreCommand(command,command_p,items,user,false,cmd));
if (MOD_RESULT == 1) {
return;
}
+
+ nspace::hash_map<std::string,command_t*>::iterator cm = cmdlist.find(command);
- nspace::hash_map<std::string,command_t*>::iterator cm = cmdlist.find(xcommand);
-
- if (cm != cmdlist.end())
- {
-
- if (user)
- {
- /* activity resets the ping pending timer */
- user->nping = TIME + user->pingmax;
- if ((items) < cm->second->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,cm->second->flags_needed)) && (cm->second->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 ((cm->second->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)))
- {
- /* ikky /stats counters */
- if (temp)
- {
- cm->second->use_count++;
- cm->second->total_bytes+=strlen(temp);
- }
-
- 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
- {
- WriteServ(user->fd,"451 %s :You have not registered",command);
- return;
- }
- }
- }
+ 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 privileges",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->WorksBeforeReg()))
+ {
+ /* 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,cmd));
+ if (MOD_RESULT == 1)
+ return;
+
+ /*
+ * WARNING: nothing may come after the
+ * command handler call, as the handler
+ * may free the user structure!
+ */
+ CmdResult result = cm->second->Handle(command_p,items,user);
+
+ if (result != CMD_USER_DELETED)
+ {
+ FOREACH_MOD(I_OnPostCommand,OnPostCommand(command, command_p, items, user, result,cmd));
+ }
+ return;
+ }
+ else
+ {
+ user->WriteServ("451 %s :You have not registered",command.c_str());
+ return;
+ }
+ }
+ }
else if (user)
- {
- ServerInstance->stats->statsUnknown++;
- WriteServ(user->fd,"421 %s %s :Unknown command",user->nick,command);
- }
+ {
+ 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 (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))
- {
- 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;
+ nspace::hash_map<std::string,command_t*>::iterator i,safei;
+ for (i = cmdlist.begin(); i != cmdlist.end(); i++)
+ {
+ safei = i;
+ safei++;
+ if (safei != cmdlist.end())
+ {
+ RemoveCommand(safei, source);
+ }
+ }
+ safei = cmdlist.begin();
+ if (safei != cmdlist.end())
+ {
+ RemoveCommand(safei, source);
+ }
+ return true;
}
-void CommandParser::ProcessBuffer(const char* cmdbuf,userrec *user)
+void CommandParser::RemoveCommand(nspace::hash_map<std::string,command_t*>::iterator safei, const char* source)
{
- 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);
- }
+ command_t* x = safei->second;
+ if (x->source == std::string(source))
+ {
+ cmdlist.erase(safei);
+ }
}
-bool CommandParser::CreateCommand(command_t *f)
+void CommandParser::ProcessBuffer(std::string &buffer,userrec *user)
{
- /* create the command and push it onto the table */
- cmdlist[f->command] = f;
- log(DEBUG,"Added command %s (%lu parameters)",f->command.c_str(),(unsigned long)f->min_params);
- return true;
+ 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);
+ }
}
-CommandParser::CommandParser()
+bool CommandParser::CreateCommand(command_t *f, void* so_handle)
{
+ if (so_handle)
+ {
+ if (RFCCommands.find(f->command) == RFCCommands.end())
+ {
+ RFCCommands[f->command] = so_handle;
+ ServerInstance->Log(DEFAULT,"Monitoring RFC-specified reloadable command at %8x",so_handle);
+ }
+ else
+ {
+ ServerInstance->Log(DEFAULT,"ERK! Somehow, we loaded a cmd_*.so file twice! Only the first instance is being recorded.");
+ return false;
+ }
+ }
+
+ /* 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)
+{
+ para.resize(128);
this->SetupCommandTable();
}
+bool CommandParser::FindSym(void** v, void* h)
+{
+ *v = dlsym(h, "init_command");
+ const char* err = dlerror();
+ if (err)
+ {
+ ServerInstance->Log(SPARSE, "Error loading core command: %s\n", err);
+ return false;
+ }
+ return true;
+}
+
+bool CommandParser::ReloadCommand(const char* cmd)
+{
+ char filename[MAXBUF];
+ char commandname[MAXBUF];
+ int y = 0;
+
+ for (const char* x = cmd; *x; x++, y++)
+ commandname[y] = toupper(*x);
+
+ commandname[y] = 0;
+
+ SharedObjectList::iterator command = RFCCommands.find(commandname);
+
+ if (command != RFCCommands.end())
+ {
+ command_t* cmdptr = cmdlist.find(commandname)->second;
+ cmdlist.erase(cmdlist.find(commandname));
+
+ for (char* x = commandname; *x; x++)
+ *x = tolower(*x);
+
+
+ delete cmdptr;
+ dlclose(command->second);
+ RFCCommands.erase(command);
+
+ snprintf(filename, MAXBUF, "cmd_%s.so", commandname);
+ this->LoadCommand(filename);
+
+ return true;
+ }
+
+ return false;
+}
+
+CmdResult cmd_reload::Handle(const char** parameters, int pcnt, userrec *user)
+{
+ user->WriteServ("NOTICE %s :*** Reloading command '%s'",user->nick, parameters[0]);
+ if (ServerInstance->Parser->ReloadCommand(parameters[0]))
+ {
+ user->WriteServ("NOTICE %s :*** Successfully reloaded command '%s'", user->nick, parameters[0]);
+ ServerInstance->WriteOpers("*** RELOAD: %s reloaded the '%s' command.", user->nick, parameters[0]);
+ return CMD_SUCCESS;
+ }
+ else
+ {
+ user->WriteServ("NOTICE %s :*** Could not reload command '%s'", user->nick, parameters[0]);
+ return CMD_FAILURE;
+ }
+}
+
+void CommandParser::LoadCommand(const char* name)
+{
+ char filename[MAXBUF];
+ void* h;
+ command_t* (*cmd_factory_func)(InspIRCd*);
+
+ snprintf(filename, MAXBUF, "%s/%s", LIBRARYDIR, name);
+ ServerInstance->Log(DEBUG,"Load command: %s", filename);
+
+ h = dlopen(filename, RTLD_NOW | RTLD_GLOBAL);
+
+ if (!h)
+ {
+ ServerInstance->Log(SPARSE, "Error loading core command: %s", dlerror());
+ return;
+ }
+
+ if (this->FindSym((void **)&cmd_factory_func, h))
+ {
+ command_t* newcommand = cmd_factory_func(ServerInstance);
+ this->CreateCommand(newcommand, h);
+ }
+}
+
void CommandParser::SetupCommandTable()
{
- this->CreateCommand(new cmd_user);
- this->CreateCommand(new cmd_nick);
- this->CreateCommand(new cmd_quit);
- this->CreateCommand(new cmd_version);
- this->CreateCommand(new cmd_ping);
- this->CreateCommand(new cmd_pong);
- this->CreateCommand(new cmd_admin);
- this->CreateCommand(new cmd_privmsg);
- this->CreateCommand(new cmd_info);
- this->CreateCommand(new cmd_time);
- this->CreateCommand(new cmd_whois);
- this->CreateCommand(new cmd_wallops);
- this->CreateCommand(new cmd_notice);
- this->CreateCommand(new cmd_join);
- this->CreateCommand(new cmd_names);
- this->CreateCommand(new cmd_part);
- this->CreateCommand(new cmd_kick);
- this->CreateCommand(new cmd_mode);
- this->CreateCommand(new cmd_topic);
- this->CreateCommand(new cmd_who);
- this->CreateCommand(new cmd_motd);
- this->CreateCommand(new cmd_rules);
- this->CreateCommand(new cmd_oper);
- this->CreateCommand(new cmd_list);
- this->CreateCommand(new cmd_die);
- this->CreateCommand(new cmd_restart);
- this->CreateCommand(new cmd_kill);
- this->CreateCommand(new cmd_rehash);
- this->CreateCommand(new cmd_lusers);
- this->CreateCommand(new cmd_stats);
- this->CreateCommand(new cmd_userhost);
- this->CreateCommand(new cmd_away);
- this->CreateCommand(new cmd_ison);
- this->CreateCommand(new cmd_summon);
- this->CreateCommand(new cmd_users);
- this->CreateCommand(new cmd_invite);
- this->CreateCommand(new cmd_pass);
- this->CreateCommand(new cmd_trace);
- this->CreateCommand(new cmd_whowas);
- this->CreateCommand(new cmd_connect);
- this->CreateCommand(new cmd_squit);
- this->CreateCommand(new cmd_modules);
- this->CreateCommand(new cmd_links);
- this->CreateCommand(new cmd_map);
- this->CreateCommand(new cmd_kline);
- this->CreateCommand(new cmd_gline);
- this->CreateCommand(new cmd_zline);
- this->CreateCommand(new cmd_qline);
- this->CreateCommand(new cmd_eline);
- this->CreateCommand(new cmd_loadmodule);
- this->CreateCommand(new cmd_unloadmodule);
- this->CreateCommand(new cmd_server);
- this->CreateCommand(new cmd_commands);
+ RFCCommands.clear();
+
+ DIR* library = opendir(LIBRARYDIR);
+ if (library)
+ {
+ dirent* entry = NULL;
+ while ((entry = readdir(library)))
+ {
+ if (match(entry->d_name, "cmd_*.so"))
+ {
+ this->LoadCommand(entry->d_name);
+ }
+ }
+ closedir(library);
+ }
+
+ this->CreateCommand(new cmd_reload(ServerInstance));
}
projects / user / henk / code / inspircd.git / blobdiff