-#include "globals.h"
-#include <dlfcn.h>
-#include "dynamic.h"
+/*
+ * InspIRCd -- Internet Relay Chat Daemon
+ *
+ * Copyright (C) 2009 Daniel De Graaf <danieldg@inspircd.org>
+ * Copyright (C) 2007 Oliver Lupton <oliverlupton@gmail.com>
+ * Copyright (C) 2007 Robin Burchell <robin+git@viroteck.net>
+ * Copyright (C) 2007 Dennis Friis <peavey@inspircd.org>
+ * Copyright (C) 2003, 2006 Craig Edwards <craigedwards@brainbox.cc>
+ *
+ * This file is part of InspIRCd. InspIRCd is free software: you can
+ * redistribute it and/or modify it under the terms of the GNU General Public
+ * License as published by the Free Software Foundation, version 2.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+ * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
+ * details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+#include "inspircd.h"
+#include "dynamic.h"
+#ifndef _WIN32
+#include <dlfcn.h>
+#else
+#define dlopen(path, state) (void*)LoadLibraryA(path)
+#define dlsym(handle, export) (void*)GetProcAddress((HMODULE)handle, export)
+#define dlclose(handle) FreeLibrary((HMODULE)handle)
+#endif
-DLLManager::DLLManager( const char *fname )
+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)
+ {
+#ifdef _WIN32
+ RetrieveLastError();
+#else
+ err = dlerror();
+#endif
+ }
}
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;
+#ifdef _WIN32
+ RetrieveLastError();
+#else
+ err = dlerror();
+#endif
+ return NULL;
}
- else
- {
- return false;
- }
-
-}
+ return (*initfn.fptr)();
+}
-DLLFactoryBase::DLLFactoryBase(
- const char *fname,
- const char *factory
- ) : DLLManager(fname)
+std::string DLLManager::GetVersion()
{
- // 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" );
- }
-
-}
+ if (!h)
+ return "";
+ const char* srcver = (char*)dlsym(h, "inspircd_src_version");
+ if (srcver)
+ return srcver;
+ return "Unversioned module";
+}
-DLLFactoryBase::~DLLFactoryBase()
+#ifdef _WIN32
+void DLLManager::RetrieveLastError()
{
+ CHAR errmsg[100];
+ FormatMessageA(FORMAT_MESSAGE_FROM_SYSTEM, 0, GetLastError(), MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), errmsg, 100, 0);
+ SetLastError(ERROR_SUCCESS);
+ err = errmsg;
}
-
-
-
+#endif