343 lines
14 KiB
C++
343 lines
14 KiB
C++
//====== Copyright <20> 1996-2008, Valve Corporation, All rights reserved. =======
|
||
//
|
||
// Purpose: Main interface for loading and accessing Steamworks API's from the
|
||
// Steam client.
|
||
// For most uses, this code is wrapped inside of SteamAPI_Init()
|
||
//=============================================================================
|
||
|
||
#ifndef ISTEAMCLIENT_H
|
||
#define ISTEAMCLIENT_H
|
||
#ifdef _WIN32
|
||
#pragma once
|
||
#endif
|
||
|
||
#include "steamtypes.h"
|
||
#include "steamclientpublic.h"
|
||
|
||
// Define compile time assert macros to let us validate the structure sizes.
|
||
#define VALVE_COMPILE_TIME_ASSERT( pred ) typedef char compile_time_assert_type[(pred) ? 1 : -1];
|
||
|
||
#if defined(__linux__) || defined(__APPLE__)
|
||
// The 32-bit version of gcc has the alignment requirement for uint64 and double set to
|
||
// 4 meaning that even with #pragma pack(8) these types will only be four-byte aligned.
|
||
// The 64-bit version of gcc has the alignment requirement for these types set to
|
||
// 8 meaning that unless we use #pragma pack(4) our structures will get bigger.
|
||
// The 64-bit structure packing has to match the 32-bit structure packing for each platform.
|
||
#define VALVE_CALLBACK_PACK_SMALL
|
||
#else
|
||
#define VALVE_CALLBACK_PACK_LARGE
|
||
#endif
|
||
|
||
#if defined( VALVE_CALLBACK_PACK_SMALL )
|
||
#pragma pack( push, 4 )
|
||
#elif defined( VALVE_CALLBACK_PACK_LARGE )
|
||
#pragma pack( push, 8 )
|
||
#else
|
||
#error ???
|
||
#endif
|
||
|
||
typedef struct
|
||
{
|
||
uint32 m_u32;
|
||
uint64 m_u64;
|
||
uint16 m_u16;
|
||
double m_d;
|
||
} ValvePackingSentinel_t;
|
||
|
||
#pragma pack( pop )
|
||
|
||
|
||
#if defined(VALVE_CALLBACK_PACK_SMALL)
|
||
VALVE_COMPILE_TIME_ASSERT( sizeof(ValvePackingSentinel_t) == 24 )
|
||
#elif defined(VALVE_CALLBACK_PACK_LARGE)
|
||
VALVE_COMPILE_TIME_ASSERT( sizeof(ValvePackingSentinel_t) == 32 )
|
||
#else
|
||
#error ???
|
||
#endif
|
||
|
||
|
||
// handle to a communication pipe to the Steam client
|
||
typedef int32 HSteamPipe;
|
||
// handle to single instance of a steam user
|
||
typedef int32 HSteamUser;
|
||
// function prototype
|
||
#if defined( POSIX )
|
||
#define __cdecl
|
||
#endif
|
||
extern "C" typedef void (__cdecl *SteamAPIWarningMessageHook_t)(int, const char *);
|
||
|
||
#if defined( __SNC__ )
|
||
#pragma diag_suppress=1700 // warning 1700: class "%s" has virtual functions but non-virtual destructor
|
||
#endif
|
||
|
||
// interface predec
|
||
class ISteamUser;
|
||
class ISteamGameServer;
|
||
class ISteamFriends;
|
||
class ISteamUtils;
|
||
class ISteamMatchmaking;
|
||
class ISteamContentServer;
|
||
class ISteamMatchmakingServers;
|
||
class ISteamUserStats;
|
||
class ISteamApps;
|
||
class ISteamNetworking;
|
||
class ISteamRemoteStorage;
|
||
class ISteamScreenshots;
|
||
class ISteamGameServerStats;
|
||
class ISteamPS3OverlayRender;
|
||
class ISteamHTTP;
|
||
class ISteamUnifiedMessages;
|
||
|
||
//-----------------------------------------------------------------------------
|
||
// Purpose: Interface to creating a new steam instance, or to
|
||
// connect to an existing steam instance, whether it's in a
|
||
// different process or is local.
|
||
//
|
||
// For most scenarios this is all handled automatically via SteamAPI_Init().
|
||
// You'll only need to use these interfaces if you have a more complex versioning scheme,
|
||
// where you want to get different versions of the same interface in different dll's in your project.
|
||
//-----------------------------------------------------------------------------
|
||
class ISteamClient
|
||
{
|
||
public:
|
||
// Creates a communication pipe to the Steam client
|
||
virtual HSteamPipe CreateSteamPipe() = 0;
|
||
|
||
// Releases a previously created communications pipe
|
||
virtual bool BReleaseSteamPipe( HSteamPipe hSteamPipe ) = 0;
|
||
|
||
// connects to an existing global user, failing if none exists
|
||
// used by the game to coordinate with the steamUI
|
||
virtual HSteamUser ConnectToGlobalUser( HSteamPipe hSteamPipe ) = 0;
|
||
|
||
// used by game servers, create a steam user that won't be shared with anyone else
|
||
virtual HSteamUser CreateLocalUser( HSteamPipe *phSteamPipe, EAccountType eAccountType ) = 0;
|
||
|
||
// removes an allocated user
|
||
virtual void ReleaseUser( HSteamPipe hSteamPipe, HSteamUser hUser ) = 0;
|
||
|
||
// retrieves the ISteamUser interface associated with the handle
|
||
virtual ISteamUser *GetISteamUser( HSteamUser hSteamUser, HSteamPipe hSteamPipe, const char *pchVersion ) = 0;
|
||
|
||
// retrieves the ISteamGameServer interface associated with the handle
|
||
virtual ISteamGameServer *GetISteamGameServer( HSteamUser hSteamUser, HSteamPipe hSteamPipe, const char *pchVersion ) = 0;
|
||
|
||
// set the local IP and Port to bind to
|
||
// this must be set before CreateLocalUser()
|
||
virtual void SetLocalIPBinding( uint32 unIP, uint16 usPort ) = 0;
|
||
|
||
// returns the ISteamFriends interface
|
||
virtual ISteamFriends *GetISteamFriends( HSteamUser hSteamUser, HSteamPipe hSteamPipe, const char *pchVersion ) = 0;
|
||
|
||
// returns the ISteamUtils interface
|
||
virtual ISteamUtils *GetISteamUtils( HSteamPipe hSteamPipe, const char *pchVersion ) = 0;
|
||
|
||
// returns the ISteamMatchmaking interface
|
||
virtual ISteamMatchmaking *GetISteamMatchmaking( HSteamUser hSteamUser, HSteamPipe hSteamPipe, const char *pchVersion ) = 0;
|
||
|
||
// returns the ISteamMatchmakingServers interface
|
||
virtual ISteamMatchmakingServers *GetISteamMatchmakingServers( HSteamUser hSteamUser, HSteamPipe hSteamPipe, const char *pchVersion ) = 0;
|
||
|
||
// returns the a generic interface
|
||
virtual void *GetISteamGenericInterface( HSteamUser hSteamUser, HSteamPipe hSteamPipe, const char *pchVersion ) = 0;
|
||
|
||
// returns the ISteamUserStats interface
|
||
virtual ISteamUserStats *GetISteamUserStats( HSteamUser hSteamUser, HSteamPipe hSteamPipe, const char *pchVersion ) = 0;
|
||
|
||
// returns the ISteamGameServerStats interface
|
||
virtual ISteamGameServerStats *GetISteamGameServerStats( HSteamUser hSteamuser, HSteamPipe hSteamPipe, const char *pchVersion ) = 0;
|
||
|
||
// returns apps interface
|
||
virtual ISteamApps *GetISteamApps( HSteamUser hSteamUser, HSteamPipe hSteamPipe, const char *pchVersion ) = 0;
|
||
|
||
// networking
|
||
virtual ISteamNetworking *GetISteamNetworking( HSteamUser hSteamUser, HSteamPipe hSteamPipe, const char *pchVersion ) = 0;
|
||
|
||
// remote storage
|
||
virtual ISteamRemoteStorage *GetISteamRemoteStorage( HSteamUser hSteamuser, HSteamPipe hSteamPipe, const char *pchVersion ) = 0;
|
||
|
||
// user screenshots
|
||
virtual ISteamScreenshots *GetISteamScreenshots( HSteamUser hSteamuser, HSteamPipe hSteamPipe, const char *pchVersion ) = 0;
|
||
|
||
|
||
// this needs to be called every frame to process matchmaking results
|
||
// redundant if you're already calling SteamAPI_RunCallbacks()
|
||
virtual void RunFrame() = 0;
|
||
|
||
// returns the number of IPC calls made since the last time this function was called
|
||
// Used for perf debugging so you can understand how many IPC calls your game makes per frame
|
||
// Every IPC call is at minimum a thread context switch if not a process one so you want to rate
|
||
// control how often you do them.
|
||
virtual uint32 GetIPCCallCount() = 0;
|
||
|
||
// API warning handling
|
||
// 'int' is the severity; 0 for msg, 1 for warning
|
||
// 'const char *' is the text of the message
|
||
// callbacks will occur directly after the API function is called that generated the warning or message
|
||
virtual void SetWarningMessageHook( SteamAPIWarningMessageHook_t pFunction ) = 0;
|
||
|
||
// Trigger global shutdown for the DLL
|
||
virtual bool BShutdownIfAllPipesClosed() = 0;
|
||
|
||
#ifdef _PS3
|
||
virtual ISteamPS3OverlayRender *GetISteamPS3OverlayRender() = 0;
|
||
#endif
|
||
|
||
// Expose HTTP interface
|
||
virtual ISteamHTTP *GetISteamHTTP( HSteamUser hSteamuser, HSteamPipe hSteamPipe, const char *pchVersion ) = 0;
|
||
|
||
// Exposes the ISteamUnifiedMessages interface
|
||
virtual ISteamUnifiedMessages *GetISteamUnifiedMessages( HSteamUser hSteamuser, HSteamPipe hSteamPipe, const char *pchVersion ) = 0;
|
||
|
||
};
|
||
|
||
#define STEAMCLIENT_INTERFACE_VERSION "SteamClient012"
|
||
|
||
//-----------------------------------------------------------------------------
|
||
// Purpose: Base values for callback identifiers, each callback must
|
||
// have a unique ID.
|
||
//-----------------------------------------------------------------------------
|
||
enum { k_iSteamUserCallbacks = 100 };
|
||
enum { k_iSteamGameServerCallbacks = 200 };
|
||
enum { k_iSteamFriendsCallbacks = 300 };
|
||
enum { k_iSteamBillingCallbacks = 400 };
|
||
enum { k_iSteamMatchmakingCallbacks = 500 };
|
||
enum { k_iSteamContentServerCallbacks = 600 };
|
||
enum { k_iSteamUtilsCallbacks = 700 };
|
||
enum { k_iClientFriendsCallbacks = 800 };
|
||
enum { k_iClientUserCallbacks = 900 };
|
||
enum { k_iSteamAppsCallbacks = 1000 };
|
||
enum { k_iSteamUserStatsCallbacks = 1100 };
|
||
enum { k_iSteamNetworkingCallbacks = 1200 };
|
||
enum { k_iClientRemoteStorageCallbacks = 1300 };
|
||
enum { k_iSteamUserItemsCallbacks = 1400 };
|
||
enum { k_iSteamGameServerItemsCallbacks = 1500 };
|
||
enum { k_iClientUtilsCallbacks = 1600 };
|
||
enum { k_iSteamGameCoordinatorCallbacks = 1700 };
|
||
enum { k_iSteamGameServerStatsCallbacks = 1800 };
|
||
enum { k_iSteam2AsyncCallbacks = 1900 };
|
||
enum { k_iSteamGameStatsCallbacks = 2000 };
|
||
enum { k_iClientHTTPCallbacks = 2100 };
|
||
enum { k_iClientScreenshotsCallbacks = 2200 };
|
||
enum { k_iSteamScreenshotsCallbacks = 2300 };
|
||
enum { k_iClientAudioCallbacks = 2400 };
|
||
enum { k_iClientUnifiedMessagesCallbacks = 2500 };
|
||
|
||
|
||
//-----------------------------------------------------------------------------
|
||
// The CALLBACK macros are for client side callback logging enabled with
|
||
// log_callback <first callnbackID> <last callbackID>
|
||
// Do not change any of these.
|
||
//-----------------------------------------------------------------------------
|
||
|
||
class CSteamCallback
|
||
{
|
||
public:
|
||
virtual const char *GetCallbackName() const = 0;
|
||
virtual uint32 GetCallbackID() const = 0;
|
||
virtual uint8 *GetFixedData() const = 0;
|
||
virtual uint32 GetFixedSize() const = 0;
|
||
virtual uint32 GetNumMemberVariables() const = 0;
|
||
virtual bool GetMemberVariable( uint32 index, uint32 &varOffset, uint32 &varSize, uint32 &varCount, const char **pszName, const char **pszType ) const = 0;
|
||
};
|
||
|
||
#define DEFINE_CALLBACK( callbackname, callbackid ) \
|
||
struct callbackname##_t { \
|
||
enum { k_iCallback = callbackid }; \
|
||
static callbackname##_t *GetNullPointer() { return 0; }
|
||
|
||
#define CALLBACK_MEMBER( varidx, vartype, varname ) \
|
||
public: vartype varname ; \
|
||
static void GetMemberVar_##varidx( unsigned int &varOffset, unsigned int &varSize, uint32 &varCount, const char **pszName, const char **pszType ) { \
|
||
varOffset = (unsigned int)(size_t)&GetNullPointer()->varname; \
|
||
varSize = sizeof( vartype ); \
|
||
varCount = 1; \
|
||
*pszName = #varname; *pszType = #vartype; }
|
||
|
||
#define CALLBACK_ARRAY( varidx, vartype, varname, varcount ) \
|
||
public: vartype varname [ varcount ]; \
|
||
static void GetMemberVar_##varidx( unsigned int &varOffset, unsigned int &varSize, uint32 &varCount, const char **pszName, const char **pszType ) { \
|
||
varOffset = (unsigned int)(size_t)&GetNullPointer()->varname[0]; \
|
||
varSize = sizeof( vartype ); \
|
||
varCount = varcount; \
|
||
*pszName = #varname; *pszType = #vartype; }
|
||
|
||
|
||
#define END_CALLBACK_INTERNAL_BEGIN( callbackname, numvars ) }; \
|
||
class C##callbackname : public CSteamCallback { \
|
||
public: callbackname##_t m_Data; \
|
||
C##callbackname () { memset( &m_Data, 0, sizeof(m_Data) ); } \
|
||
virtual const char *GetCallbackName() const { return #callbackname; } \
|
||
virtual uint32 GetCallbackID() const { return callbackname##_t::k_iCallback; } \
|
||
virtual uint32 GetFixedSize() const { return sizeof( m_Data ); } \
|
||
virtual uint8 *GetFixedData() const { return (uint8*)&m_Data; } \
|
||
virtual uint32 GetNumMemberVariables() const { return numvars; } \
|
||
virtual bool GetMemberVariable( uint32 index, uint32 &varOffset, uint32 &varSize, uint32 &varCount, const char **pszName, const char **pszType ) const { \
|
||
switch ( index ) { default : return false;
|
||
|
||
|
||
#define END_CALLBACK_INTERNAL_SWITCH( varidx ) case varidx : m_Data.GetMemberVar_##varidx( varOffset, varSize, varCount, pszName, pszType ); return true;
|
||
|
||
#define END_CALLBACK_INTERNAL_END() }; }; };
|
||
|
||
#define END_DEFINE_CALLBACK_0( callbackname ) }; \
|
||
class C##callbackname : public CSteamCallback { \
|
||
public: callbackname##_t m_Data; \
|
||
virtual const char *GetCallbackName() const { return #callbackname; } \
|
||
virtual uint32 GetCallbackID() const { return callbackname##_t::k_iCallback; } \
|
||
virtual uint32 GetFixedSize() const { return sizeof( m_Data ); } \
|
||
virtual uint8 *GetFixedData() const { return (uint8*)&m_Data; } \
|
||
virtual uint32 GetNumMemberVariables() const { return 0; } \
|
||
virtual bool GetMemberVariable( uint32 index, uint32 &varOffset, uint32 &varSize, uint32 &varCount, const char **pszName, const char **pszType ) const { return false; } \
|
||
}; \
|
||
|
||
|
||
#define END_DEFINE_CALLBACK_1( callbackname ) \
|
||
END_CALLBACK_INTERNAL_BEGIN( callbackname, 1 ) \
|
||
END_CALLBACK_INTERNAL_SWITCH( 0 ) \
|
||
END_CALLBACK_INTERNAL_END()
|
||
|
||
#define END_DEFINE_CALLBACK_2( callbackname ) \
|
||
END_CALLBACK_INTERNAL_BEGIN( callbackname, 2 ) \
|
||
END_CALLBACK_INTERNAL_SWITCH( 0 ) \
|
||
END_CALLBACK_INTERNAL_SWITCH( 1 ) \
|
||
END_CALLBACK_INTERNAL_END()
|
||
|
||
#define END_DEFINE_CALLBACK_3( callbackname ) \
|
||
END_CALLBACK_INTERNAL_BEGIN( callbackname, 3 ) \
|
||
END_CALLBACK_INTERNAL_SWITCH( 0 ) \
|
||
END_CALLBACK_INTERNAL_SWITCH( 1 ) \
|
||
END_CALLBACK_INTERNAL_SWITCH( 2 ) \
|
||
END_CALLBACK_INTERNAL_END()
|
||
|
||
#define END_DEFINE_CALLBACK_4( callbackname ) \
|
||
END_CALLBACK_INTERNAL_BEGIN( callbackname, 4 ) \
|
||
END_CALLBACK_INTERNAL_SWITCH( 0 ) \
|
||
END_CALLBACK_INTERNAL_SWITCH( 1 ) \
|
||
END_CALLBACK_INTERNAL_SWITCH( 2 ) \
|
||
END_CALLBACK_INTERNAL_SWITCH( 3 ) \
|
||
END_CALLBACK_INTERNAL_END()
|
||
|
||
|
||
#define END_DEFINE_CALLBACK_6( callbackname ) \
|
||
END_CALLBACK_INTERNAL_BEGIN( callbackname, 6 ) \
|
||
END_CALLBACK_INTERNAL_SWITCH( 0 ) \
|
||
END_CALLBACK_INTERNAL_SWITCH( 1 ) \
|
||
END_CALLBACK_INTERNAL_SWITCH( 2 ) \
|
||
END_CALLBACK_INTERNAL_SWITCH( 3 ) \
|
||
END_CALLBACK_INTERNAL_SWITCH( 4 ) \
|
||
END_CALLBACK_INTERNAL_SWITCH( 5 ) \
|
||
END_CALLBACK_INTERNAL_END()
|
||
|
||
#define END_DEFINE_CALLBACK_7( callbackname ) \
|
||
END_CALLBACK_INTERNAL_BEGIN( callbackname, 7 ) \
|
||
END_CALLBACK_INTERNAL_SWITCH( 0 ) \
|
||
END_CALLBACK_INTERNAL_SWITCH( 1 ) \
|
||
END_CALLBACK_INTERNAL_SWITCH( 2 ) \
|
||
END_CALLBACK_INTERNAL_SWITCH( 3 ) \
|
||
END_CALLBACK_INTERNAL_SWITCH( 4 ) \
|
||
END_CALLBACK_INTERNAL_SWITCH( 5 ) \
|
||
END_CALLBACK_INTERNAL_SWITCH( 6 ) \
|
||
END_CALLBACK_INTERNAL_END()
|
||
|
||
#endif // ISTEAMCLIENT_H
|