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HLMetaModOfficial/core/vsp_bridge.cpp
Scott Ehlert 15e694bce8 Fixed VSP listener on Linux when loaded via gameinfo.txt on Left 4 Dead 2 (bug 4113, r=dvander).
This moves the actual VSP listener to the loader and so "plugin_load" is given the path to the loader rather than one of the engine specific binaries.
2009-11-22 23:54:55 -06:00

184 lines
5.2 KiB
C++

/**
* vim: set ts=4 sw=4 tw=99 noet :
* ======================================================
* Metamod:Source
* Copyright (C) 2004-2009 AlliedModders LLC and authors.
* All rights reserved.
* ======================================================
*
* This software is provided 'as-is', without any express or implied warranty.
* In no event will the authors be held liable for any damages arising from
* the use of this software.
*
* Permission is granted to anyone to use this software for any purpose,
* including commercial applications, and to alter it and redistribute it
* freely, subject to the following restrictions:
*
* 1. The origin of this software must not be misrepresented; you must not
* claim that you wrote the original software. If you use this software in a
* product, an acknowledgment in the product documentation would be
* appreciated but is not required.
* 2. Altered source versions must be plainly marked as such, and must not be
* misrepresented as being the original software.
* 3. This notice may not be removed or altered from any source distribution.
*/
#include "metamod.h"
#include "metamod_util.h"
#include <interface.h>
#include <eiface.h>
#include <iplayerinfo.h>
#include <assert.h>
#include <loader_bridge.h>
#include "provider/provider_ep2.h"
#if SOURCE_ENGINE >= SE_ORANGEBOX
SH_DECL_HOOK1_void(ConCommand, Dispatch, SH_NOATTRIB, false, const CCommand &);
#else
SH_DECL_HOOK0_void(ConCommand, Dispatch, SH_NOATTRIB, false);
#endif
ConCommand *g_plugin_unload = NULL;
bool g_bIsTryingToUnload;
const char *vsp_desc = "Metamod:Source " MMS_FULL_VERSION;
#if SOURCE_ENGINE >= SE_ORANGEBOX
void InterceptPluginUnloads(const CCommand &args)
#else
void InterceptPluginUnloads()
#endif
{
g_bIsTryingToUnload = true;
}
#if SOURCE_ENGINE >= SE_ORANGEBOX
void InterceptPluginUnloads_Post(const CCommand &args)
#else
void InterceptPluginUnloads_Post()
#endif
{
g_bIsTryingToUnload = false;
}
class VspBridge : public IVspBridge
{
public:
virtual bool Load(const vsp_bridge_info *info, char *error, size_t maxlength)
{
if (!g_Metamod.IsLoadedAsGameDLL())
{
CGlobalVars *pGlobals;
IPlayerInfoManager *playerInfoManager;
playerInfoManager = (IPlayerInfoManager *)info->gsFactory("PlayerInfoManager002", NULL);
if (playerInfoManager == NULL)
{
UTIL_Format(error, maxlength, "Metamod:Source requires gameinfo.txt modification to load on this game");
return false;
}
pGlobals = playerInfoManager->GetGlobalVars();
char gamedll_iface[] = "ServerGameDLL000";
for (unsigned int i = 3; i <= 50; i++)
{
gamedll_iface[15] = '0' + i;
if ((server = (IServerGameDLL *)info->gsFactory(gamedll_iface, NULL)) != NULL)
{
g_Metamod.SetGameDLLInfo((CreateInterfaceFn)info->gsFactory, i, false);
break;
}
}
if (server == NULL)
{
UTIL_Format(error, maxlength, "Metamod:Source could not load (GameDLL version not compatible).");
return false;
}
char gameclients_iface[] = "ServerGameClients000";
for (unsigned int i = 3; i <= 4; i++)
{
gameclients_iface[19] = '0' + i;
if ((gameclients = (IServerGameClients *)info->gsFactory(gameclients_iface, NULL)) == NULL)
break;
}
if (!mm_DetectGameInformation())
{
UTIL_Format(error, maxlength, "Metamod:Source failed to detect game paths; cannot load.");
return false;
}
mm_InitializeForLoad();
mm_InitializeGlobals((CreateInterfaceFn)info->engineFactory,
(CreateInterfaceFn)info->engineFactory,
(CreateInterfaceFn)info->engineFactory,
pGlobals);
g_Metamod.NotifyVSPListening(info->vsp_callbacks, info->vsp_version);
mm_StartupMetamod(true);
}
else
{
vsp_desc = "Metamod:Source Interface " MMS_FULL_VERSION;
g_Metamod.NotifyVSPListening(info->vsp_callbacks, info->vsp_version);
}
#if SOURCE_ENGINE >= SE_ORANGEBOX
g_plugin_unload = icvar->FindCommand("plugin_unload");
#else
const ConCommandBase *pBase = icvar->GetCommands();
while (pBase != NULL)
{
if (pBase->IsCommand() && strcmp(pBase->GetName(), "plugin_unload") == 0)
{
g_plugin_unload = (ConCommand *)pBase;
break;
}
pBase = pBase->GetNext();
}
#endif
if (g_plugin_unload != NULL)
{
SH_ADD_HOOK_STATICFUNC(ConCommand, Dispatch, g_plugin_unload, InterceptPluginUnloads, false);
SH_ADD_HOOK_STATICFUNC(ConCommand, Dispatch, g_plugin_unload, InterceptPluginUnloads_Post, true);
}
return true;
}
virtual void Unload()
{
if (g_bIsTryingToUnload)
{
Error("Metamod:Source cannot be unloaded from VSP mode. Use \"meta unload\" to unload specific plugins.\n");
return;
}
if (g_plugin_unload != NULL)
{
SH_REMOVE_HOOK_STATICFUNC(ConCommand, Dispatch, g_plugin_unload, InterceptPluginUnloads, false);
SH_REMOVE_HOOK_STATICFUNC(ConCommand, Dispatch, g_plugin_unload, InterceptPluginUnloads_Post, true);
g_plugin_unload = NULL;
}
if (!g_Metamod.IsLoadedAsGameDLL())
{
mm_UnloadMetamod();
}
}
virtual const char *GetDescription()
{
return vsp_desc;
}
};
VspBridge mm16_vsp_bridge;
SMM_API IVspBridge *
GetVspBridge()
{
return &mm16_vsp_bridge;
}