328 lines
13 KiB
C
328 lines
13 KiB
C
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//====== Copyright 1996-2015, Valve Corporation, All rights reserved. =======
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//
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// Purpose: Internal private Steamworks API declarations and definitions
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//
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//=============================================================================
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#ifndef STEAM_API_INTERNAL_H
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#define STEAM_API_INTERNAL_H
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S_API HSteamUser SteamAPI_GetHSteamUser();
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S_API void * S_CALLTYPE SteamInternal_ContextInit( void *pContextInitData );
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S_API void * S_CALLTYPE SteamInternal_CreateInterface( const char *ver );
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#if !defined( STEAM_API_EXPORTS )
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inline void S_CALLTYPE SteamInternal_OnContextInit( void* p )
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{
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((CSteamAPIContext*)p)->Clear();
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if ( SteamAPI_GetHSteamPipe() )
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((CSteamAPIContext*)p)->Init();
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}
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inline CSteamAPIContext& SteamInternal_ModuleContext()
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{
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// SteamInternal_ContextInit takes a base pointer for the equivalent of
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// struct { void (*pFn)(void* pCtx); uintp counter; CSteamAPIContext ctx; }
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// Do not change layout of 2 + sizeof... or add non-pointer aligned data!
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// NOTE: declaring "static CSteamAPIConext" creates a large function
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// which queries the initialization status of the object. We know that
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// it is pointer-aligned and fully memset with zeros, so just alias a
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// static buffer of the appropriate size and call it a CSteamAPIContext.
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static void* s_CallbackCounterAndContext[ 2 + sizeof(CSteamAPIContext)/sizeof(void*) ] = { (void*)&SteamInternal_OnContextInit, 0 };
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return *(CSteamAPIContext*)SteamInternal_ContextInit( s_CallbackCounterAndContext );
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}
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inline ISteamClient *SteamClient() { return SteamInternal_ModuleContext().SteamClient(); }
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inline ISteamUser *SteamUser() { return SteamInternal_ModuleContext().SteamUser(); }
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inline ISteamFriends *SteamFriends() { return SteamInternal_ModuleContext().SteamFriends(); }
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inline ISteamUtils *SteamUtils() { return SteamInternal_ModuleContext().SteamUtils(); }
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inline ISteamMatchmaking *SteamMatchmaking() { return SteamInternal_ModuleContext().SteamMatchmaking(); }
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inline ISteamUserStats *SteamUserStats() { return SteamInternal_ModuleContext().SteamUserStats(); }
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inline ISteamApps *SteamApps() { return SteamInternal_ModuleContext().SteamApps(); }
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inline ISteamMatchmakingServers *SteamMatchmakingServers() { return SteamInternal_ModuleContext().SteamMatchmakingServers(); }
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inline ISteamNetworking *SteamNetworking() { return SteamInternal_ModuleContext().SteamNetworking(); }
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inline ISteamRemoteStorage *SteamRemoteStorage() { return SteamInternal_ModuleContext().SteamRemoteStorage(); }
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inline ISteamScreenshots *SteamScreenshots() { return SteamInternal_ModuleContext().SteamScreenshots(); }
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inline ISteamHTTP *SteamHTTP() { return SteamInternal_ModuleContext().SteamHTTP(); }
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inline ISteamUnifiedMessages *SteamUnifiedMessages() { return SteamInternal_ModuleContext().SteamUnifiedMessages(); }
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inline ISteamController *SteamController() { return SteamInternal_ModuleContext().SteamController(); }
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inline ISteamUGC *SteamUGC() { return SteamInternal_ModuleContext().SteamUGC(); }
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inline ISteamAppList *SteamAppList() { return SteamInternal_ModuleContext().SteamAppList(); }
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inline ISteamMusic *SteamMusic() { return SteamInternal_ModuleContext().SteamMusic(); }
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inline ISteamMusicRemote *SteamMusicRemote() { return SteamInternal_ModuleContext().SteamMusicRemote(); }
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inline ISteamHTMLSurface *SteamHTMLSurface() { return SteamInternal_ModuleContext().SteamHTMLSurface(); }
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inline ISteamInventory *SteamInventory() { return SteamInternal_ModuleContext().SteamInventory(); }
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inline ISteamVideo *SteamVideo() { return SteamInternal_ModuleContext().SteamVideo(); }
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#endif // !defined( STEAM_API_EXPORTS )
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inline void CSteamAPIContext::Clear()
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{
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m_pSteamClient = NULL;
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m_pSteamUser = NULL;
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m_pSteamFriends = NULL;
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m_pSteamUtils = NULL;
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m_pSteamMatchmaking = NULL;
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m_pSteamUserStats = NULL;
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m_pSteamApps = NULL;
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m_pSteamMatchmakingServers = NULL;
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m_pSteamNetworking = NULL;
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m_pSteamRemoteStorage = NULL;
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m_pSteamHTTP = NULL;
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m_pSteamScreenshots = NULL;
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m_pSteamMusic = NULL;
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m_pSteamUnifiedMessages = NULL;
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m_pController = NULL;
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m_pSteamUGC = NULL;
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m_pSteamAppList = NULL;
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m_pSteamMusic = NULL;
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m_pSteamMusicRemote = NULL;
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m_pSteamHTMLSurface = NULL;
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m_pSteamInventory = NULL;
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}
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// This function must be declared inline in the header so the module using steam_api.dll gets the version names they want.
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inline bool CSteamAPIContext::Init()
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{
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HSteamUser hSteamUser = SteamAPI_GetHSteamUser();
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HSteamPipe hSteamPipe = SteamAPI_GetHSteamPipe();
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if ( !hSteamPipe )
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return false;
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m_pSteamClient = (ISteamClient*) SteamInternal_CreateInterface( STEAMCLIENT_INTERFACE_VERSION );
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if ( !m_pSteamClient )
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return false;
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m_pSteamUser = m_pSteamClient->GetISteamUser( hSteamUser, hSteamPipe, STEAMUSER_INTERFACE_VERSION );
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if ( !m_pSteamUser )
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return false;
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m_pSteamFriends = m_pSteamClient->GetISteamFriends( hSteamUser, hSteamPipe, STEAMFRIENDS_INTERFACE_VERSION );
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if ( !m_pSteamFriends )
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return false;
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m_pSteamUtils = m_pSteamClient->GetISteamUtils( hSteamPipe, STEAMUTILS_INTERFACE_VERSION );
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if ( !m_pSteamUtils )
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return false;
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m_pSteamMatchmaking = m_pSteamClient->GetISteamMatchmaking( hSteamUser, hSteamPipe, STEAMMATCHMAKING_INTERFACE_VERSION );
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if ( !m_pSteamMatchmaking )
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return false;
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m_pSteamMatchmakingServers = m_pSteamClient->GetISteamMatchmakingServers( hSteamUser, hSteamPipe, STEAMMATCHMAKINGSERVERS_INTERFACE_VERSION );
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if ( !m_pSteamMatchmakingServers )
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return false;
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m_pSteamUserStats = m_pSteamClient->GetISteamUserStats( hSteamUser, hSteamPipe, STEAMUSERSTATS_INTERFACE_VERSION );
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if ( !m_pSteamUserStats )
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return false;
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m_pSteamApps = m_pSteamClient->GetISteamApps( hSteamUser, hSteamPipe, STEAMAPPS_INTERFACE_VERSION );
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if ( !m_pSteamApps )
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return false;
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m_pSteamNetworking = m_pSteamClient->GetISteamNetworking( hSteamUser, hSteamPipe, STEAMNETWORKING_INTERFACE_VERSION );
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if ( !m_pSteamNetworking )
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return false;
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m_pSteamRemoteStorage = m_pSteamClient->GetISteamRemoteStorage( hSteamUser, hSteamPipe, STEAMREMOTESTORAGE_INTERFACE_VERSION );
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if ( !m_pSteamRemoteStorage )
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return false;
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m_pSteamScreenshots = m_pSteamClient->GetISteamScreenshots( hSteamUser, hSteamPipe, STEAMSCREENSHOTS_INTERFACE_VERSION );
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if ( !m_pSteamScreenshots )
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return false;
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m_pSteamHTTP = m_pSteamClient->GetISteamHTTP( hSteamUser, hSteamPipe, STEAMHTTP_INTERFACE_VERSION );
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if ( !m_pSteamHTTP )
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return false;
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m_pSteamUnifiedMessages = m_pSteamClient->GetISteamUnifiedMessages( hSteamUser, hSteamPipe, STEAMUNIFIEDMESSAGES_INTERFACE_VERSION );
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if ( !m_pSteamUnifiedMessages )
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return false;
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m_pController = m_pSteamClient->GetISteamController( hSteamUser, hSteamPipe, STEAMCONTROLLER_INTERFACE_VERSION );
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if ( !m_pController )
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return false;
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m_pSteamUGC = m_pSteamClient->GetISteamUGC( hSteamUser, hSteamPipe, STEAMUGC_INTERFACE_VERSION );
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if ( !m_pSteamUGC )
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return false;
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m_pSteamAppList = m_pSteamClient->GetISteamAppList( hSteamUser, hSteamPipe, STEAMAPPLIST_INTERFACE_VERSION );
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if ( !m_pSteamAppList )
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return false;
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m_pSteamMusic = m_pSteamClient->GetISteamMusic( hSteamUser, hSteamPipe, STEAMMUSIC_INTERFACE_VERSION );
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if ( !m_pSteamMusic )
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return false;
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m_pSteamMusicRemote = m_pSteamClient->GetISteamMusicRemote( hSteamUser, hSteamPipe, STEAMMUSICREMOTE_INTERFACE_VERSION );
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if ( !m_pSteamMusicRemote )
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return false;
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m_pSteamHTMLSurface = m_pSteamClient->GetISteamHTMLSurface( hSteamUser, hSteamPipe, STEAMHTMLSURFACE_INTERFACE_VERSION );
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if ( !m_pSteamHTMLSurface )
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return false;
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m_pSteamInventory = m_pSteamClient->GetISteamInventory( hSteamUser, hSteamPipe, STEAMINVENTORY_INTERFACE_VERSION );
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if ( !m_pSteamInventory )
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return false;
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m_pSteamVideo = m_pSteamClient->GetISteamVideo( hSteamUser, hSteamPipe, STEAMVIDEO_INTERFACE_VERSION );
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if ( !m_pSteamVideo )
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return false;
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return true;
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}
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//-----------------------------------------------------------------------------
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// The following macros are implementation details, not intended for public use
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//-----------------------------------------------------------------------------
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#define _STEAM_CALLBACK_AUTO_HOOK( thisclass, func, param )
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#define _STEAM_CALLBACK_HELPER( _1, _2, SELECTED, ... ) _STEAM_CALLBACK_##SELECTED
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#define _STEAM_CALLBACK_SELECT( X, Y ) _STEAM_CALLBACK_HELPER X Y
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#define _STEAM_CALLBACK_3( extra_code, thisclass, func, param ) \
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struct CCallbackInternal_ ## func : private CCallbackImpl< sizeof( param ) > { \
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CCallbackInternal_ ## func () { extra_code SteamAPI_RegisterCallback( this, param::k_iCallback ); } \
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CCallbackInternal_ ## func ( const CCallbackInternal_ ## func & ) { extra_code SteamAPI_RegisterCallback( this, param::k_iCallback ); } \
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CCallbackInternal_ ## func & operator=( const CCallbackInternal_ ## func & ) { return *this; } \
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private: virtual void Run( void *pvParam ) { _STEAM_CALLBACK_AUTO_HOOK( thisclass, func, param ) \
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thisclass *pOuter = reinterpret_cast<thisclass*>( reinterpret_cast<char*>(this) - offsetof( thisclass, m_steamcallback_ ## func ) ); \
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pOuter->func( reinterpret_cast<param*>( pvParam ) ); \
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} \
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} m_steamcallback_ ## func ; void func( param *pParam )
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#define _STEAM_CALLBACK_4( _, thisclass, func, param, var ) \
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CCallback< thisclass, param > var; void func( param *pParam )
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//-----------------------------------------------------------------------------
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// Purpose: maps a steam async call result to a class member function
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// template params: T = local class, P = parameter struct
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//-----------------------------------------------------------------------------
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template< class T, class P >
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inline CCallResult<T, P>::CCallResult()
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{
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m_hAPICall = k_uAPICallInvalid;
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m_pObj = NULL;
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m_Func = NULL;
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m_iCallback = P::k_iCallback;
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}
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template< class T, class P >
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inline void CCallResult<T, P>::Set( SteamAPICall_t hAPICall, T *p, func_t func )
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{
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if ( m_hAPICall )
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SteamAPI_UnregisterCallResult( this, m_hAPICall );
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m_hAPICall = hAPICall;
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m_pObj = p;
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m_Func = func;
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if ( hAPICall )
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SteamAPI_RegisterCallResult( this, hAPICall );
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}
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template< class T, class P >
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inline bool CCallResult<T, P>::IsActive() const
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{
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return (m_hAPICall != k_uAPICallInvalid);
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}
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template< class T, class P >
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inline void CCallResult<T, P>::Cancel()
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{
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if ( m_hAPICall != k_uAPICallInvalid )
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{
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SteamAPI_UnregisterCallResult( this, m_hAPICall );
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m_hAPICall = k_uAPICallInvalid;
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}
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}
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template< class T, class P >
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inline CCallResult<T, P>::~CCallResult()
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{
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Cancel();
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}
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template< class T, class P >
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inline void CCallResult<T, P>::Run( void *pvParam )
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{
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m_hAPICall = k_uAPICallInvalid; // caller unregisters for us
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(m_pObj->*m_Func)((P *)pvParam, false);
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}
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template< class T, class P >
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inline void CCallResult<T, P>::Run( void *pvParam, bool bIOFailure, SteamAPICall_t hSteamAPICall )
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{
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if ( hSteamAPICall == m_hAPICall )
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{
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m_hAPICall = k_uAPICallInvalid; // caller unregisters for us
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(m_pObj->*m_Func)((P *)pvParam, bIOFailure);
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}
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}
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//-----------------------------------------------------------------------------
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// Purpose: maps a steam callback to a class member function
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// template params: T = local class, P = parameter struct,
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// bGameserver = listen for gameserver callbacks instead of client callbacks
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//-----------------------------------------------------------------------------
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template< class T, class P, bool bGameserver >
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inline CCallback< T, P, bGameserver >::CCallback( T *pObj, func_t func )
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: m_pObj( NULL ), m_Func( NULL )
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{
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if ( bGameserver )
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{
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this->SetGameserverFlag();
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}
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Register( pObj, func );
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}
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template< class T, class P, bool bGameserver >
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inline void CCallback< T, P, bGameserver >::Register( T *pObj, func_t func )
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{
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if ( !pObj || !func )
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return;
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if ( this->m_nCallbackFlags & CCallbackBase::k_ECallbackFlagsRegistered )
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Unregister();
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m_pObj = pObj;
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m_Func = func;
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// SteamAPI_RegisterCallback sets k_ECallbackFlagsRegistered
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SteamAPI_RegisterCallback( this, P::k_iCallback );
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}
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template< class T, class P, bool bGameserver >
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inline void CCallback< T, P, bGameserver >::Unregister()
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{
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// SteamAPI_UnregisterCallback removes k_ECallbackFlagsRegistered
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SteamAPI_UnregisterCallback( this );
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}
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template< class T, class P, bool bGameserver >
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inline void CCallback< T, P, bGameserver >::Run( void *pvParam )
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{
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(m_pObj->*m_Func)((P *)pvParam);
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}
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#if defined(USE_BREAKPAD_HANDLER) || defined(STEAM_API_EXPORTS)
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// this should be called before the game initialized the steam APIs
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// pchDate should be of the format "Mmm dd yyyy" (such as from the __ DATE __ macro )
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// pchTime should be of the format "hh:mm:ss" (such as from the __ TIME __ macro )
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// bFullMemoryDumps (Win32 only) -- writes out a uuid-full.dmp in the client/dumps folder
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// pvContext-- can be NULL, will be the void * context passed into m_pfnPreMinidumpCallback
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// PFNPreMinidumpCallback m_pfnPreMinidumpCallback -- optional callback which occurs just before a .dmp file is written during a crash. Applications can hook this to allow adding additional information into the .dmp comment stream.
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S_API void S_CALLTYPE SteamAPI_UseBreakpadCrashHandler( char const *pchVersion, char const *pchDate, char const *pchTime, bool bFullMemoryDumps, void *pvContext, PFNPreMinidumpCallback m_pfnPreMinidumpCallback );
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S_API void S_CALLTYPE SteamAPI_SetBreakpadAppID( uint32 unAppID );
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#endif
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#endif // STEAM_API_INTERNAL_H
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