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-rw-r--r--src/modules/m_spanningtree/main.h4
-rw-r--r--src/modules/m_spanningtree/override_map.cpp67
2 files changed, 32 insertions, 39 deletions
diff --git a/src/modules/m_spanningtree/main.h b/src/modules/m_spanningtree/main.h
index 5d4ffb9b2..02be91a26 100644
--- a/src/modules/m_spanningtree/main.h
+++ b/src/modules/m_spanningtree/main.h
@@ -27,7 +27,6 @@
* painful death by pain. You have been warned.
*/
const long ProtocolVersion = 1201;
-const int MaxMapHeight = 250;
/** Forward declarations
*/
@@ -42,7 +41,6 @@ class Link;
*/
class ModuleSpanningTree : public Module
{
- int line;
int NumServers;
unsigned int max_local;
unsigned int max_global;
@@ -81,7 +79,7 @@ class ModuleSpanningTree : public Module
/** Show MAP output to a user (recursive)
*/
- void ShowMap(TreeServer* Current, User* user, int depth, char names[MaxMapHeight][100], int &maxnamew, char stats[MaxMapHeight][50]);
+ void ShowMap(TreeServer* Current, User* user, int depth, int &line, char* names, int &maxnamew, char* stats);
/** Handle remote MOTD
*/
diff --git a/src/modules/m_spanningtree/override_map.cpp b/src/modules/m_spanningtree/override_map.cpp
index 454eef5fc..e7a423bfb 100644
--- a/src/modules/m_spanningtree/override_map.cpp
+++ b/src/modules/m_spanningtree/override_map.cpp
@@ -28,12 +28,9 @@ const std::string ModuleSpanningTree::MapOperInfo(TreeServer* Current)
return (" [Up: " + TimeToStr(secs_up) + " Lag: " + (Current->rtt == 0 ? "<1" : ConvToStr(Current->rtt)) + "ms]");
}
-// WARNING: NOT THREAD SAFE - DONT GET ANY SMART IDEAS.
-void ModuleSpanningTree::ShowMap(TreeServer* Current, User* user, int depth, char names[MaxMapHeight][100], int &maxnamew, char stats[MaxMapHeight][50])
+void ModuleSpanningTree::ShowMap(TreeServer* Current, User* user, int depth, int &line, char* names, int &maxnamew, char* stats)
{
ServerInstance->Logs->Log("map",DEBUG,"ShowMap depth %d on line %d", depth, line);
- if (line >= MaxMapHeight)
- return;
float percent;
if (ServerInstance->Users->clientlist->size() == 0)
@@ -43,16 +40,19 @@ void ModuleSpanningTree::ShowMap(TreeServer* Current, User* user, int depth, cha
}
else
{
- percent = ((float)Current->GetUserCount() / (float)ServerInstance->Users->clientlist->size()) * 100;
+ percent = Current->GetUserCount() * 100.0 / ServerInstance->Users->clientlist->size();
}
const std::string operdata = IS_OPER(user) ? MapOperInfo(Current) : "";
- memset(names[line], ' ', depth);
- int w = depth + snprintf(names[line] + depth, 99 - depth, "%s (%s)", Current->GetName().c_str(), Current->GetID().c_str());
- memset(names[line] + w, ' ', 100 - w);
+
+ char* myname = names + 100 * line;
+ char* mystat = stats + 50 * line;
+ memset(myname, ' ', depth);
+ int w = depth + snprintf(myname + depth, 99 - depth, "%s (%s)", Current->GetName().c_str(), Current->GetID().c_str());
+ memset(myname + w, ' ', 100 - w);
if (w > maxnamew)
maxnamew = w;
- snprintf(stats[line], 49, "%5d [%5.2f%%]%s", Current->GetUserCount(), percent, operdata.c_str());
+ snprintf(mystat, 49, "%5d [%5.2f%%]%s", Current->GetUserCount(), percent, operdata.c_str());
line++;
@@ -67,7 +67,7 @@ void ModuleSpanningTree::ShowMap(TreeServer* Current, User* user, int depth, cha
if ((Utils->HideULines) && (ServerInstance->ULine(child->GetName().c_str())))
continue;
}
- ShowMap(child, user, depth, names, maxnamew, stats);
+ ShowMap(child, user, depth, line, names, maxnamew, stats);
}
}
@@ -107,39 +107,30 @@ int ModuleSpanningTree::HandleMap(const std::vector<std::string>& parameters, Us
return 1;
}
- // This array represents a virtual screen which we will
+ // These arrays represent a virtual screen which we will
// "scratch" draw to, as the console device of an irc
// client does not provide for a proper terminal.
int totusers = ServerInstance->Users->clientlist->size();
+ int totservers = this->CountServs();
int maxnamew = 0;
- static char names[MaxMapHeight][100];
- static char stats[MaxMapHeight][50];
-
- for (int t = 0; t < MaxMapHeight; t++)
- {
- names[t][0] = '\0';
- }
-
- line = 0;
+ int line = 0;
+ char* names = new char[totservers * 100];
+ char* stats = new char[totservers * 50];
// The only recursive bit is called here.
- ShowMap(Utils->TreeRoot,user,0,names,maxnamew,stats);
-
- int totservers = line;
+ ShowMap(Utils->TreeRoot,user,0,line,names,maxnamew,stats);
- // Process each line one by one. The algorithm has a limit of
- // MaxMapHeight=250 servers (which is far more than a spanning tree
- // should have anyway, so we're ok). This limit can be raised simply by
- // making the character matrix deeper, 250 rows taking ~38k of memory.
+ // Process each line one by one.
for (int l = 1; l < line; l++)
{
+ char* myname = names + 100 * l;
// scan across the line looking for the start of the
// servername (the recursive part of the algorithm has placed
// the servers at indented positions depending on what they
// are related to)
int first_nonspace = 0;
- while (names[l][first_nonspace] == ' ')
+ while (myname[first_nonspace] == ' ')
{
first_nonspace++;
}
@@ -150,15 +141,15 @@ int ModuleSpanningTree::HandleMap(const std::vector<std::string>& parameters, Us
// another L shape passing along the same vertical pane, becoming
// a |- (branch) section instead.
- names[l][first_nonspace] = '-';
- names[l][first_nonspace-1] = '`';
+ myname[first_nonspace] = '-';
+ myname[first_nonspace-1] = '`';
int l2 = l - 1;
// Draw upwards until we hit the parent server, causing possibly
// other corners (`-) to become branches (|-)
- while ((names[l2][first_nonspace-1] == ' ') || (names[l2][first_nonspace-1] == '`'))
+ while ((names[l2 * 100 + first_nonspace-1] == ' ') || (names[l2 * 100 + first_nonspace-1] == '`'))
{
- names[l2][first_nonspace-1] = '|';
+ names[l2 * 100 + first_nonspace-1] = '|';
l2--;
}
}
@@ -172,8 +163,8 @@ int ModuleSpanningTree::HandleMap(const std::vector<std::string>& parameters, Us
for (int t = 0; t < line; t++)
{
// terminate the string at maxnamew characters
- names[t][maxnamew] = '\0';
- user->WriteNumeric(RPL_MAP, "%s :%s %s",user->nick.c_str(),names[t],stats[t]);
+ names[100 * t + maxnamew] = '\0';
+ user->WriteNumeric(RPL_MAP, "%s :%s %s",user->nick.c_str(),names + 100 * t, stats + 50 * t);
}
user->WriteNumeric(RPL_MAPUSERS, "%s :%d server%s and %d user%s, average %.2f users per server",user->nick.c_str(),totservers,(totservers > 1 ? "s" : ""),totusers,(totusers > 1 ? "s" : ""),avg_users);
user->WriteNumeric(RPL_ENDMAP, "%s :End of /MAP",user->nick.c_str());
@@ -186,13 +177,17 @@ int ModuleSpanningTree::HandleMap(const std::vector<std::string>& parameters, Us
for (int t = 0; t < line; t++)
{
// terminate the string at maxnamew characters
- names[t][maxnamew] = '\0';
- ServerInstance->PI->PushToClient(user, std::string("::") + ServerInstance->Config->ServerName + " 006 " + user->nick + " :" + names[t] + " " + stats[t]);
+ char* name = names + 100 * t;
+ char* stat = stats + 50 * t;
+ name[maxnamew] = '\0';
+ ServerInstance->PI->PushToClient(user, std::string("::") + ServerInstance->Config->ServerName + " 006 " + user->nick + " :" + name + " " + stat);
}
ServerInstance->PI->PushToClient(user, std::string("::") + ServerInstance->Config->ServerName + " 270 " + user->nick + " :" + ConvToStr(totservers) + " server"+(totservers > 1 ? "s" : "") + " and " + ConvToStr(totusers) + " user"+(totusers > 1 ? "s" : "") + ", average " + ConvToStr(avg_users) + " users per server");
ServerInstance->PI->PushToClient(user, std::string("::") + ServerInstance->Config->ServerName + " 007 " + user->nick + " :End of /MAP");
}
+ delete[] names;
+ delete[] stats;
return 1;
}
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-29 12:18:22 +0000