.TH "userrec" 3 "30 May 2005" "InspIRCd" \" -*- nroff -*- .ad l .nh .SH NAME userrec \- Holds all information about a user This class stores all information about a user connected to the irc server. .PP .SH SYNOPSIS .br .PP \fC#include \fP .PP Inherits \fBconnection\fP. .PP .SS "Public Member Functions" .in +1c .ti -1c .RI "\fBuserrec\fP ()" .br .ti -1c .RI "virtual \fB~userrec\fP ()" .br .ti -1c .RI "virtual char * \fBGetFullHost\fP ()" .br .RI "\fIReturns the full displayed host of the user This member function returns the hostname of the user as seen by other users on the server, in nick!identhost form. \fP" .ti -1c .RI "virtual char * \fBGetFullRealHost\fP ()" .br .RI "\fIReturns the full real host of the user This member function returns the hostname of the user as seen by other users on the server, in nick!identhost form. \fP" .ti -1c .RI "virtual bool \fBIsInvited\fP (char *channel)" .br .RI "\fIReturns true if a user is invited to a channel. \fP" .ti -1c .RI "virtual void \fBInviteTo\fP (char *channel)" .br .RI "\fIAdds a channel to a users invite list (invites them to a channel). \fP" .ti -1c .RI "virtual void \fBRemoveInvite\fP (char *channel)" .br .RI "\fIRemoves a channel from a users invite list. \fP" .ti -1c .RI "bool \fBHasPermission\fP (char *command)" .br .RI "\fIReturns true or false for if a user can execute a privilaged oper command. \fP" .ti -1c .RI "int \fBReadData\fP (void *buffer, size_t size)" .br .RI "\fICalls read() to read some data for this user using their fd. \fP" .ti -1c .RI "bool \fBAddBuffer\fP (std::string a)" .br .RI "\fIThis method adds data to the buffer of the user. \fP" .ti -1c .RI "bool \fBBufferIsReady\fP ()" .br .RI "\fIThis method returns true if the buffer contains at least one carriage return character (e.g. \fP" .ti -1c .RI "void \fBClearBuffer\fP ()" .br .RI "\fIThis function clears the entire buffer by setting it to an empty string. \fP" .ti -1c .RI "std::string \fBGetBuffer\fP ()" .br .RI "\fIThis method returns the first available string at the tail end of the buffer and advances the tail end of the buffer past the string. \fP" .ti -1c .RI "void \fBSetWriteError\fP (std::string error)" .br .RI "\fISets the write error for a connection. \fP" .ti -1c .RI "std::string \fBGetWriteError\fP ()" .br .RI "\fIReturns the write error which last occured on this connection or an empty string if none occured. \fP" .ti -1c .RI "void \fBAddWriteBuf\fP (std::string data)" .br .RI "\fIAdds to the user's write buffer. \fP" .ti -1c .RI "void \fBFlushWriteBuf\fP ()" .br .RI "\fIFlushes as much of the user's buffer to the file descriptor as possible. \fP" .ti -1c .RI "\fBInvitedList\fP * \fBGetInviteList\fP ()" .br .RI "\fIReturns the list of channels this user has been invited to but has not yet joined. \fP" .ti -1c .RI "void \fBCloseSocket\fP ()" .br .RI "\fIShuts down and closes the user's socket. \fP" .in -1c .SS "Public Attributes" .in +1c .ti -1c .RI "char \fBnick\fP [NICKMAX]" .br .RI "\fIThe users nickname. \fP" .ti -1c .RI "char \fBident\fP [IDENTMAX+2]" .br .RI "\fIThe users ident reply. \fP" .ti -1c .RI "char \fBdhost\fP [160]" .br .RI "\fIThe host displayed to non-opers (used for cloaking etc). \fP" .ti -1c .RI "char \fBfullname\fP [MAXGECOS+1]" .br .RI "\fIThe users full name. \fP" .ti -1c .RI "char \fBmodes\fP [54]" .br .RI "\fIThe user's mode string. \fP" .ti -1c .RI "\fBucrec\fP \fBchans\fP [MAXCHANS]" .br .ti -1c .RI "char * \fBserver\fP" .br .RI "\fIThe server the user is connected to. \fP" .ti -1c .RI "char \fBawaymsg\fP [MAXAWAY+1]" .br .RI "\fIThe user's away message. \fP" .ti -1c .RI "int \fBflood\fP" .br .RI "\fINumber of lines the user can place into the buffer (up to the global NetBufferSize bytes) before they are disconnected for excess flood. \fP" .ti -1c .RI "unsigned int \fBtimeout\fP" .br .RI "\fINumber of seconds this user is given to send USER/NICK If they do not send their details in this time limit they will be disconnected. \fP" .ti -1c .RI "char \fBoper\fP [NICKMAX]" .br .RI "\fIThe oper type they logged in as, if they are an oper. \fP" .ti -1c .RI "bool \fBdns_done\fP" .br .RI "\fITrue when \fBDNS\fP lookups are completed. \fP" .ti -1c .RI "unsigned int \fBpingmax\fP" .br .RI "\fINumber of seconds between PINGs for this user (set from tag. \fP" .ti -1c .RI "char \fBpassword\fP [MAXBUF]" .br .RI "\fIPassword specified by the user when they registered. \fP" .ti -1c .RI "std::string \fBrecvq\fP" .br .RI "\fIUser's receive queue. \fP" .ti -1c .RI "std::string \fBsendq\fP" .br .RI "\fIUser's send queue. \fP" .ti -1c .RI "int \fBlines_in\fP" .br .RI "\fIFlood counters. \fP" .ti -1c .RI "time_t \fBreset_due\fP" .br .ti -1c .RI "long \fBthreshold\fP" .br .ti -1c .RI "std::string \fBWriteError\fP" .br .ti -1c .RI "long \fBsendqmax\fP" .br .RI "\fIMaximum size this user's sendq can become. \fP" .ti -1c .RI "long \fBrecvqmax\fP" .br .RI "\fIMaximum size this user's recvq can become. \fP" .in -1c .SS "Private Attributes" .in +1c .ti -1c .RI "\fBInvitedList\fP \fBinvites\fP" .br .RI "\fIA list of channels the user has a pending invite to. \fP" .in -1c .SH "Detailed Description" .PP Holds all information about a user This class stores all information about a user connected to the irc server. Everything about a connection is stored here primarily, from the user's socket ID (file descriptor) through to the user's nickname and hostname. Use the Find method of the server class to locate a specific user by nickname. .PP Definition at line 108 of file users.h. .SH "Constructor & Destructor Documentation" .PP .SS "userrec::userrec ()" .PP Definition at line 32 of file users.cpp. .PP References awaymsg, connection::bytes_in, connection::bytes_out, ucrec::channel, chans, connection::cmds_in, connection::cmds_out, dhost, dns_done, connection::fd, flood, fullname, connection::haspassed, connection::host, ident, connection::idle_lastmsg, invites, connection::ip, connection::lastping, lines_in, modes, nick, connection::nping, oper, connection::port, recvq, connection::registered, reset_due, sendq, server, ServerName, connection::signon, TIME, timeout, and ucrec::uc_modes. .PP .nf 33 { 34 // the PROPER way to do it, AVOID bzero at *ALL* costs 35 strcpy(nick,''); 36 strcpy(ip,'127.0.0.1'); 37 timeout = 0; 38 strcpy(ident,''); 39 strcpy(host,''); 40 strcpy(dhost,''); 41 strcpy(fullname,''); 42 strcpy(modes,''); 43 server = (char*)FindServerNamePtr(ServerName); 44 strcpy(awaymsg,''); 45 strcpy(oper,''); 46 reset_due = TIME; 47 lines_in = 0; 48 fd = lastping = signon = idle_lastmsg = nping = registered = 0; 49 flood = port = bytes_in = bytes_out = cmds_in = cmds_out = 0; 50 haspassed = false; 51 dns_done = false; 52 recvq = ''; 53 sendq = ''; 54 for (int i = 0; i < MAXCHANS; i++) 55 { 56 this->chans[i].channel = NULL; 57 this->chans[i].uc_modes = 0; 58 } 59 invites.clear(); 60 } .fi .SS "virtual userrec::~\fBuserrec\fP ()\fC [inline, virtual]\fP" .PP Definition at line 221 of file users.h. .PP .nf 221 { } .fi .SH "Member Function Documentation" .PP .SS "bool userrec::AddBuffer (std::string a)" .PP This method adds data to the buffer of the user. The buffer can grow to any size within limits of the available memory, managed by the size of a std::string, however if any individual line in the buffer grows over 600 bytes in length (which is 88 chars over the RFC-specified limit per line) then the method will return false and the text will not be inserted.Definition at line 192 of file users.cpp. .PP References recvq, recvqmax, and SetWriteError(). .PP .nf 193 { 194 std::string b = ''; 195 for (int i = 0; i < a.length(); i++) 196 if ((a[i] != '\r') && (a[i] != '\0') && (a[i] != 7)) 197 b = b + a[i]; 198 std::stringstream stream(recvq); 199 stream << b; 200 recvq = stream.str(); 201 int i = 0; 202 // count the size of the first line in the buffer. 203 while (i < recvq.length()) 204 { 205 if (recvq[i++] == '\n') 206 break; 207 } 208 if (recvq.length() > this->recvqmax) 209 { 210 this->SetWriteError('RecvQ exceeded'); 211 WriteOpers('*** User %s RecvQ of %d exceeds connect class maximum of %d',this->nick,recvq.length(),this->recvqmax); 212 } 213 // return false if we've had more than 600 characters WITHOUT 214 // a carriage return (this is BAD, drop the socket) 215 return (i < 600); 216 } .fi .SS "void userrec::AddWriteBuf (std::string data)" .PP Adds to the user's write buffer. You may add any amount of text up to this users sendq value, if you exceed the sendq value, \fBSetWriteError()\fP will be called to set the users error string to 'SendQ exceeded', and further buffer adds will be dropped.Definition at line 248 of file users.cpp. .PP References GetWriteError(), sendq, sendqmax, and SetWriteError(). .PP .nf 249 { 250 if (this->GetWriteError() != '') 251 return; 252 if (sendq.length() + data.length() > this->sendqmax) 253 { 254 WriteOpers('*** User %s SendQ of %d exceeds connect class maximum of %d',this->nick,sendq.length() + data.length(),this->sendqmax); 255 this->SetWriteError('SendQ exceeded'); 256 return; 257 } 258 std::stringstream stream; 259 stream << sendq << data; 260 sendq = stream.str(); 261 } .fi .SS "bool userrec::BufferIsReady ()" .PP This method returns true if the buffer contains at least one carriage return character (e.g. one complete line may be read)Definition at line 218 of file users.cpp. .PP References recvq. .PP .nf 219 { 220 for (int i = 0; i < recvq.length(); i++) 221 if (recvq[i] == '\n') 222 return true; 223 return false; 224 } .fi .SS "void userrec::ClearBuffer ()" .PP This function clears the entire buffer by setting it to an empty string. Definition at line 226 of file users.cpp. .PP References recvq. .PP Referenced by Server::PseudoToUser(), and Server::UserToPseudo(). .PP .nf 227 { 228 recvq = ''; 229 } .fi .SS "void userrec::CloseSocket ()" .PP Shuts down and closes the user's socket. Definition at line 62 of file users.cpp. .PP .nf 63 { 64 shutdown(this->fd,2); 65 close(this->fd); 66 } .fi .SS "void userrec::FlushWriteBuf ()" .PP Flushes as much of the user's buffer to the file descriptor as possible. This function may not always flush the entire buffer, rather instead as much of it as it possibly can. If the send() call fails to send the entire buffer, the buffer position is advanced forwards and the rest of the data sent at the next call to this method.Definition at line 264 of file users.cpp. .PP References connection::bytes_out, connection::cmds_out, sendq, and SetWriteError(). .PP .nf 265 { 266 if (sendq.length()) 267 { 268 char* tb = (char*)this->sendq.c_str(); 269 int n_sent = write(this->fd,tb,this->sendq.length()); 270 if (n_sent == -1) 271 { 272 this->SetWriteError(strerror(errno)); 273 } 274 else 275 { 276 // advance the queue 277 tb += n_sent; 278 this->sendq = tb; 279 // update the user's stats counters 280 this->bytes_out += n_sent; 281 this->cmds_out++; 282 } 283 } 284 } .fi .SS "std::string userrec::GetBuffer ()" .PP This method returns the first available string at the tail end of the buffer and advances the tail end of the buffer past the string. This means it is a one way operation in a similar way to strtok(), and multiple calls return multiple lines if they are available. The results of this function if there are no lines to be read are unknown, always use \fBBufferIsReady()\fP to check if it is ok to read the buffer before calling \fBGetBuffer()\fP.Definition at line 231 of file users.cpp. .PP References recvq. .PP .nf 232 { 233 if (recvq == '') 234 return ''; 235 char* line = (char*)recvq.c_str(); 236 std::string ret = ''; 237 while ((*line != '\n') && (strlen(line))) 238 { 239 ret = ret + *line; 240 line++; 241 } 242 if ((*line == '\n') || (*line == '\r')) 243 line++; 244 recvq = line; 245 return ret; 246 } .fi .SS "char * userrec::GetFullHost ()\fC [virtual]\fP" .PP Returns the full displayed host of the user This member function returns the hostname of the user as seen by other users on the server, in nick!identhost form. Definition at line 68 of file users.cpp. .PP References dhost, ident, and nick. .PP .nf 69 { 70 static char result[MAXBUF]; 71 snprintf(result,MAXBUF,'%s!%s@%s',nick,ident,dhost); 72 return result; 73 } .fi .SS "char * userrec::GetFullRealHost ()\fC [virtual]\fP" .PP Returns the full real host of the user This member function returns the hostname of the user as seen by other users on the server, in nick!identhost form. If any form of hostname cloaking is in operation, e.g. through a module, then this method will ignore it and return the true hostname.Definition at line 85 of file users.cpp. .PP References connection::host, ident, and nick. .PP .nf 86 { 87 static char fresult[MAXBUF]; 88 snprintf(fresult,MAXBUF,'%s!%s@%s',nick,ident,host); 89 return fresult; 90 } .fi .SS "\fBInvitedList\fP * userrec::GetInviteList ()" .PP Returns the list of channels this user has been invited to but has not yet joined. Definition at line 106 of file users.cpp. .PP References InvitedList, and invites. .PP .nf 107 { 108 return &invites; 109 } .fi .SS "std::string userrec::GetWriteError ()" .PP Returns the write error which last occured on this connection or an empty string if none occured. Definition at line 294 of file users.cpp. .PP References WriteError. .PP Referenced by AddWriteBuf(). .PP .nf 295 { 296 return this->WriteError; 297 } .fi .SS "bool userrec::HasPermission (char * command)" .PP Returns true or false for if a user can execute a privilaged oper command. This is done by looking up their oper type from \fBuserrec::oper\fP, then referencing this to their oper classes and checking the commands they can execute.Definition at line 140 of file users.cpp. .PP References config_f, and DEBUG. .PP .nf 141 { 142 char TypeName[MAXBUF],Classes[MAXBUF],ClassName[MAXBUF],CommandList[MAXBUF]; 143 char* mycmd; 144 char* savept; 145 char* savept2; 146 147 // are they even an oper at all? 148 if (strchr(this->modes,'o')) 149 { 150 log(DEBUG,'*** HasPermission: %s is an oper',this->nick); 151 for (int j =0; j < ConfValueEnum('type',&config_f); j++) 152 { 153 ConfValue('type','name',j,TypeName,&config_f); 154 if (!strcmp(TypeName,this->oper)) 155 { 156 log(DEBUG,'*** HasPermission: %s is an oper of type '%s'',this->nick,this->oper); 157 ConfValue('type','classes',j,Classes,&config_f); 158 char* myclass = strtok_r(Classes,' ',&savept); 159 while (myclass) 160 { 161 log(DEBUG,'*** HasPermission: checking classtype '%s'',myclass); 162 for (int k =0; k < ConfValueEnum('class',&config_f); k++) 163 { 164 ConfValue('class','name',k,ClassName,&config_f); 165 if (!strcmp(ClassName,myclass)) 166 { 167 ConfValue('class','commands',k,CommandList,&config_f); 168 log(DEBUG,'*** HasPermission: found class named %s with commands: '%s'',ClassName,CommandList); 169 170 171 mycmd = strtok_r(CommandList,' ',&savept2); 172 while (mycmd) 173 { 174 if (!strcasecmp(mycmd,command)) 175 { 176 log(DEBUG,'*** Command %s found, returning true',command); 177 return true; 178 } 179 mycmd = strtok_r(NULL,' ',&savept2); 180 } 181 } 182 } 183 myclass = strtok_r(NULL,' ',&savept); 184 } 185 } 186 } 187 } 188 return false; 189 } .fi .SS "void userrec::InviteTo (char * channel)\fC [virtual]\fP" .PP Adds a channel to a users invite list (invites them to a channel). Definition at line 111 of file users.cpp. .PP References Invited::channel, and invites. .PP .nf 112 { 113 Invited i; 114 strlcpy(i.channel,channel,CHANMAX); 115 invites.push_back(i); 116 } .fi .SS "bool userrec::IsInvited (char * channel)\fC [virtual]\fP" .PP Returns true if a user is invited to a channel. Definition at line 92 of file users.cpp. .PP References invites. .PP .nf 93 { 94 for (InvitedList::iterator i = invites.begin(); i != invites.end(); i++) 95 { 96 if (i->channel) { 97 if (!strcasecmp(i->channel,channel)) 98 { 99 return true; 100 } 101 } 102 } 103 return false; 104 } .fi .SS "int userrec::ReadData (void * buffer, size_t size)" .PP Calls read() to read some data for this user using their fd. Definition at line 75 of file users.cpp. .PP References connection::fd. .PP .nf 76 { 77 if (this->fd > -1) 78 { 79 return read(this->fd, buffer, size); 80 } 81 else return 0; 82 } .fi .SS "void userrec::RemoveInvite (char * channel)\fC [virtual]\fP" .PP Removes a channel from a users invite list. This member function is called on successfully joining an invite only channel to which the user has previously been invited, to clear the invitation.Definition at line 118 of file users.cpp. .PP References DEBUG, and invites. .PP .nf 119 { 120 log(DEBUG,'Removing invites'); 121 if (channel) 122 { 123 if (invites.size()) 124 { 125 for (InvitedList::iterator i = invites.begin(); i != invites.end(); i++) 126 { 127 if (i->channel) 128 { 129 if (!strcasecmp(i->channel,channel)) 130 { 131 invites.erase(i); 132 return; 133 } 134 } 135 } 136 } 137 } 138 } .fi .SS "void userrec::SetWriteError (std::string error)" .PP Sets the write error for a connection. This is done because the actual disconnect of a client may occur at an inopportune time such as half way through /LIST output. The WriteErrors of clients are checked at a more ideal time (in the mainloop) and errored clients purged.Definition at line 286 of file users.cpp. .PP References DEBUG, and WriteError. .PP Referenced by AddBuffer(), AddWriteBuf(), and FlushWriteBuf(). .PP .nf 287 { 288 log(DEBUG,'Setting error string for %s to '%s'',this->nick,error.c_str()); 289 // don't try to set the error twice, its already set take the first string. 290 if (this->WriteError == '') 291 this->WriteError = error; 292 } .fi .SH "Member Data Documentation" .PP .SS "char \fBuserrec::awaymsg\fP[MAXAWAY+1]" .PP The user's away message. If this string is empty, the user is not marked as away.Definition at line 155 of file users.h. .PP Referenced by userrec(). .SS "\fBucrec\fP \fBuserrec::chans\fP[MAXCHANS]" .PP Definition at line 146 of file users.h. .PP Referenced by Server::PseudoToUser(), and userrec(). .SS "char \fBuserrec::dhost\fP[160]" .PP The host displayed to non-opers (used for cloaking etc). This usually matches the value of \fBuserrec::host\fP.Definition at line 131 of file users.h. .PP Referenced by GetFullHost(), and userrec(). .SS "bool \fBuserrec::dns_done\fP" .PP True when \fBDNS\fP lookups are completed. Definition at line 178 of file users.h. .PP Referenced by userrec(). .SS "int \fBuserrec::flood\fP" .PP Number of lines the user can place into the buffer (up to the global NetBufferSize bytes) before they are disconnected for excess flood. Definition at line 161 of file users.h. .PP Referenced by userrec(). .SS "char \fBuserrec::fullname\fP[MAXGECOS+1]" .PP The users full name. Definition at line 135 of file users.h. .PP Referenced by userrec(). .SS "char \fBuserrec::ident\fP[IDENTMAX+2]" .PP The users ident reply. Two characters are added to the user-defined limit to compensate for the tilde etc.Definition at line 126 of file users.h. .PP Referenced by GetFullHost(), GetFullRealHost(), Server::PseudoToUser(), userrec(), and Server::UserToPseudo(). .SS "\fBInvitedList\fP \fBuserrec::invites\fP\fC [private]\fP" .PP A list of channels the user has a pending invite to. Definition at line 114 of file users.h. .PP Referenced by GetInviteList(), InviteTo(), IsInvited(), RemoveInvite(), and userrec(). .SS "int \fBuserrec::lines_in\fP" .PP Flood counters. Definition at line 203 of file users.h. .PP Referenced by userrec(). .SS "char \fBuserrec::modes\fP[54]" .PP The user's mode string. This may contain any of the following RFC characters: o, w, s, i Your module may define other mode characters as it sees fit. it is limited to length 54, as there can only be a maximum of 52 user modes (26 upper, 26 lower case) a null terminating char, and an optional + character.Definition at line 144 of file users.h. .PP Referenced by userrec(). .SS "char \fBuserrec::nick\fP[NICKMAX]" .PP The users nickname. An invalid nickname indicates an unregistered connection prior to the NICK command.Definition at line 121 of file users.h. .PP Referenced by ConfigReader::DumpErrors(), GetFullHost(), GetFullRealHost(), Server::PseudoToUser(), and userrec(). .SS "char \fBuserrec::oper\fP[NICKMAX]" .PP The oper type they logged in as, if they are an oper. This is used to check permissions in operclasses, so that we can say 'yay' or 'nay' to any commands they issue. The value of this is the value of a valid 'type name=' tag.Definition at line 174 of file users.h. .PP Referenced by userrec(). .SS "char \fBuserrec::password\fP[MAXBUF]" .PP Password specified by the user when they registered. This is stored even if the block doesnt need a password, so that modules may check it.Definition at line 188 of file users.h. .SS "unsigned int \fBuserrec::pingmax\fP" .PP Number of seconds between PINGs for this user (set from tag. Definition at line 182 of file users.h. .SS "std::string \fBuserrec::recvq\fP" .PP User's receive queue. Lines from the IRCd awaiting processing are stored here. Upgraded april 2005, old system a bit hairy.Definition at line 194 of file users.h. .PP Referenced by AddBuffer(), BufferIsReady(), ClearBuffer(), GetBuffer(), and userrec(). .SS "long \fBuserrec::recvqmax\fP" .PP Maximum size this user's recvq can become. Definition at line 217 of file users.h. .PP Referenced by AddBuffer(). .SS "time_t \fBuserrec::reset_due\fP" .PP Definition at line 204 of file users.h. .PP Referenced by userrec(). .SS "std::string \fBuserrec::sendq\fP" .PP User's send queue. Lines waiting to be sent are stored here until their buffer is flushed.Definition at line 199 of file users.h. .PP Referenced by AddWriteBuf(), FlushWriteBuf(), and userrec(). .SS "long \fBuserrec::sendqmax\fP" .PP Maximum size this user's sendq can become. Definition at line 213 of file users.h. .PP Referenced by AddWriteBuf(). .SS "char* \fBuserrec::server\fP" .PP The server the user is connected to. Definition at line 150 of file users.h. .PP Referenced by userrec(). .SS "long \fBuserrec::threshold\fP" .PP Definition at line 205 of file users.h. .SS "unsigned int \fBuserrec::timeout\fP" .PP Number of seconds this user is given to send USER/NICK If they do not send their details in this time limit they will be disconnected. Definition at line 167 of file users.h. .PP Referenced by userrec(). .SS "std::string \fBuserrec::WriteError\fP" .PP Definition at line 209 of file users.h. .PP Referenced by GetWriteError(), and SetWriteError(). .SH "Author" .PP Generated automatically by Doxygen for InspIRCd from the source code.