Counter Strike : Global Offensive Source Code
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//========= Copyright � 1996-2005, Valve Corporation, All rights reserved. ============//
//
// Purpose: Core types for the response rules -- criteria, responses, rules, and matchers.
//
// $NoKeywords: $
//=============================================================================//
#ifndef RESPONSE_HOST_INTERFACE_H
#define RESPONSE_HOST_INTERFACE_H
#ifdef _WIN32
#pragma once
#endif
#include "filesystem.h"
class IUniformRandomStream; class ICommandLine;
namespace ResponseRules { // FUNCTIONS YOU MUST IMPLEMENT IN THE HOST EXECUTABLE:
// These are functions that are mentioned in the header, but need their bodies implemented
// in the .dll that links against this lib.
// This is to wrap functions that previously came from the engine interface
// back when the response rules were inside the server.dll . Now that the rules
// are included into a standalone editor, we don't necessarily have an engine around,
// so there needs to be some other implementation.
abstract_class IEngineEmulator { public: /// Given an input text buffer data pointer, parses a single token into the variable token and returns the new
/// reading position
virtual const char *ParseFile( const char *data, char *token, int maxlen ) = 0;
/// Return a pointer to an IFileSystem we can use to read and process scripts.
virtual IFileSystem *GetFilesystem() = 0;
/// Return a pointer to an instance of an IUniformRandomStream
virtual IUniformRandomStream *GetRandomStream() = 0 ;
/// Return a pointer to a tier0 ICommandLine
virtual ICommandLine *GetCommandLine() = 0;
/// Emulates the server's UTIL_LoadFileForMe
virtual byte *LoadFileForMe( const char *filename, int *pLength ) = 0;
/// Emulates the server's UTIL_FreeFile
virtual void FreeFile( byte *buffer ) = 0;
/// Somewhere in the host executable you should define this symbol and
/// point it at a singleton instance.
static IEngineEmulator *s_pSingleton;
// this is just a function that returns the pointer above -- just in
// case we need to define it differently. And I get asserts this way.
static IEngineEmulator *Get(); }; };
#endif
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