mirror of
https://github.com/alliedmodders/metamod-source.git
synced 2024-11-29 11:24:19 +01:00
139 lines
3.8 KiB
C++
139 lines
3.8 KiB
C++
/**
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* vim: set ts=4 sw=4 tw=99 noet :
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* ======================================================
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* Metamod:Source
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* Copyright (C) 2004-2009 AlliedModders LLC and authors.
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* All rights reserved.
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* ======================================================
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*
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* This software is provided 'as-is', without any express or implied warranty.
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* In no event will the authors be held liable for any damages arising from
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* the use of this software.
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*
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* Permission is granted to anyone to use this software for any purpose,
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* including commercial applications, and to alter it and redistribute it
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* freely, subject to the following restrictions:
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*
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* 1. The origin of this software must not be misrepresented; you must not
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* claim that you wrote the original software. If you use this software in a
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* product, an acknowledgment in the product documentation would be
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* appreciated but is not required.
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* 2. Altered source versions must be plainly marked as such, and must not be
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* misrepresented as being the original software.
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* 3. This notice may not be removed or altered from any source distribution.
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*/
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#include <assert.h>
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#include "sourcemm.h"
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#include "concommands.h"
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#include "util.h"
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#include <loader_bridge.h>
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#include <sh_string.h>
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#include <metamod_version.h>
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SH_DECL_HOOK0_void(ConCommand, Dispatch, SH_NOATTRIB, false);
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ConCommand *g_plugin_unload = NULL;
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bool g_bIsTryingToUnload;
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bool g_bIsBridgedAsVsp;
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SourceHook::String vsp_desc("Metamod:Source");
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void InterceptPluginUnloads()
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{
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g_bIsTryingToUnload = true;
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}
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void InterceptPluginUnloads_Post()
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{
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g_bIsTryingToUnload = false;
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}
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class VspBridge : public IVspBridge
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{
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virtual bool Load(const vsp_bridge_info *info, char *error, size_t maxlength)
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{
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assert(!g_bIsBridgedAsVsp);
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if (!g_GameDll.loaded)
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{
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vsp_desc.append(" ");
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vsp_desc.append(METAMOD_VERSION);
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CreateInterfaceFn engineFactory = (CreateInterfaceFn)info->engineFactory;
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CreateInterfaceFn gsFactory = (CreateInterfaceFn)info->gsFactory;
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if (!AlternatelyLoadMetamod(engineFactory, gsFactory))
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return false;
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extern ConVar metamod_version;
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char buffer[255];
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UTIL_Format(buffer, sizeof(buffer), "%sV", metamod_version.GetString());
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metamod_version.SetValue(buffer);
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}
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else
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{
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vsp_desc.append(" Interface ");
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vsp_desc.append(METAMOD_VERSION);
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}
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ConCommandBase *pBase = g_Engine.icvar->GetCommands();
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while (pBase != NULL)
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{
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if (pBase->IsCommand() && strcmp(pBase->GetName(), "plugin_unload") == 0)
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{
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g_plugin_unload = (ConCommand *)pBase;
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break;
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}
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pBase = const_cast<ConCommandBase *>(pBase->GetNext());
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}
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if (g_plugin_unload != NULL)
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{
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SH_ADD_HOOK_STATICFUNC(ConCommand, Dispatch, g_plugin_unload, InterceptPluginUnloads, false);
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SH_ADD_HOOK_STATICFUNC(ConCommand, Dispatch, g_plugin_unload, InterceptPluginUnloads_Post, true);
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}
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g_bIsBridgedAsVsp = true;
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g_pRealVspCallbacks = info->vsp_callbacks;
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g_vsp_version = info->vsp_version;
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g_PluginMngr.SetVSPAsLoaded();
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return true;
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}
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virtual void Unload()
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{
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if (g_bIsTryingToUnload)
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{
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Error("Metamod:Source cannot be unloaded from VSP mode. Use \"meta unload\" to unload specific plugins.\n");
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return;
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}
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if (g_plugin_unload != NULL)
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{
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SH_REMOVE_HOOK_STATICFUNC(ConCommand, Dispatch, g_plugin_unload, InterceptPluginUnloads, false);
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SH_REMOVE_HOOK_STATICFUNC(ConCommand, Dispatch, g_plugin_unload, InterceptPluginUnloads_Post, true);
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g_plugin_unload = NULL;
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}
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if (!g_GameDll.loaded)
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{
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g_SMConVarAccessor.UnloadMetamodCommands();
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UnloadMetamod(false);
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}
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}
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virtual const char *GetDescription()
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{
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return vsp_desc.c_str();
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}
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};
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VspBridge mm14_vsp_bridge;
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SMM_API IVspBridge *
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GetVspBridge()
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{
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return &mm14_vsp_bridge;
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}
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