Add IPV6_V6ONLY support

[user/henk/code/inspircd.git] / src / dynamic.cpp

diff --git a/src/dynamic.cpp b/src/dynamic.cpp
index d18854dc6ada1a2c155328b85621eff8077c396f..ebaaa5191ace59dd337ff18faf8834def42a0203 100644 (file)
--- a/src/dynamic.cpp
+++ b/src/dynamic.cpp
@@ -1,64 +1,73 @@
-#include "globals.h"
-#include <dlfcn.h>
-#include "dynamic.h"
-
+/*       +------------------------------------+
+ *       | Inspire Internet Relay Chat Daemon |
+ *       +------------------------------------+
+ *
+ *  InspIRCd: (C) 2002-2010 InspIRCd Development Team
+ * See: http://wiki.inspircd.org/Credits
+ *
+ * This program is free but copyrighted software; see
+ *            the file COPYING for details.
+ *
+ * ---------------------------------------------------
+ */
 
+#include "inspircd.h"
+#include "dynamic.h"
+#ifndef WIN32
+#include <dlfcn.h>
+#endif
 
 DLLManager::DLLManager(const char *fname)
 {
-    // Try to open the library now and get any error message.
-       
-       h=dlopen( fname, RTLD_NOW );
-       err=dlerror();
+       if (!strstr(fname,".so"))
+       {
+               err = "This doesn't look like a module file to me...";
+               h = NULL;
+               return;
+       }
+
+       h = dlopen(fname, RTLD_NOW|RTLD_LOCAL);
+       if (!h)
+       {
+               err = dlerror();
+       }
 }
 
 DLLManager::~DLLManager()
 {
-       // close the library if it isn't null
-       if( h!=0 )
-       dlclose(h);
+       /* close the library */
+       if (h)
+               dlclose(h);
 }
 
+union init_t {
+       void* vptr;
+       Module* (*fptr)();
+};
 
-bool DLLManager::GetSymbol(void **v, const char *sym_name)
+Module* DLLManager::CallInit()
 {
-       // try extract a symbol from the library
-       // get any error message is there is any
-       
-       if( h!=0 )
+       if (!h)
+               return NULL;
+
+       init_t initfn;
+       initfn.vptr = dlsym(h, MODULE_INIT_STR);
+       if (!initfn.vptr)
        {
-               *v = dlsym( h, sym_name );
-       err=dlerror();
-           if( err==0 )
-                 return true;
-       else
-         return false;
+               err = dlerror();
+               return NULL;
        }
-       else
-       {       
-        return false;
-       }
-       
-}
-
 
-DLLFactoryBase::DLLFactoryBase(const char *fname, const char *factory) : DLLManager(fname)
-{
-       // try get the factory function if there is no error yet
-       
-       factory_func=0;
-       
-       if( LastError()==0 )
-       {               
-       GetSymbol( (void **)&factory_func, factory ? factory : "init_module" );
-       }
-       
+       return (*initfn.fptr)();
 }
 
-
-DLLFactoryBase::~DLLFactoryBase()
+std::string DLLManager::GetVersion()
 {
-}
-
-
+       if (!h)
+               return "";
 
+       const char* srcver = (char*)dlsym(h, "inspircd_src_version");
+       if (srcver)
+               return srcver;
+       return "Unversioned module";
+}