Yucom/lsteamclient/steamworks_sdk_120/isteamutils.h

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2018-01-18 17:24:05 +01:00
//====== Copyright <20> 1996-2008, Valve Corporation, All rights reserved. =======
//
// Purpose: interface to utility functions in Steam
//
//=============================================================================
#ifndef ISTEAMUTILS_H
#define ISTEAMUTILS_H
#ifdef _WIN32
#pragma once
#endif
#include "isteamclient.h"
// Steam API call failure results
enum ESteamAPICallFailure
{
k_ESteamAPICallFailureNone = -1, // no failure
k_ESteamAPICallFailureSteamGone = 0, // the local Steam process has gone away
k_ESteamAPICallFailureNetworkFailure = 1, // the network connection to Steam has been broken, or was already broken
// SteamServersDisconnected_t callback will be sent around the same time
// SteamServersConnected_t will be sent when the client is able to talk to the Steam servers again
k_ESteamAPICallFailureInvalidHandle = 2, // the SteamAPICall_t handle passed in no longer exists
k_ESteamAPICallFailureMismatchedCallback = 3,// GetAPICallResult() was called with the wrong callback type for this API call
};
// function prototype for warning message hook
#if defined( POSIX )
#define __cdecl
#endif
extern "C" typedef void (__cdecl *SteamAPIWarningMessageHook_t)(int, const char *);
//-----------------------------------------------------------------------------
// Purpose: interface to user independent utility functions
//-----------------------------------------------------------------------------
class ISteamUtils
{
public:
// return the number of seconds since the user
virtual uint32 GetSecondsSinceAppActive() = 0;
virtual uint32 GetSecondsSinceComputerActive() = 0;
// the universe this client is connecting to
virtual EUniverse GetConnectedUniverse() = 0;
// Steam server time - in PST, number of seconds since January 1, 1970 (i.e unix time)
virtual uint32 GetServerRealTime() = 0;
// returns the 2 digit ISO 3166-1-alpha-2 format country code this client is running in (as looked up via an IP-to-location database)
// e.g "US" or "UK".
virtual const char *GetIPCountry() = 0;
// returns true if the image exists, and valid sizes were filled out
virtual bool GetImageSize( int iImage, uint32 *pnWidth, uint32 *pnHeight ) = 0;
// returns true if the image exists, and the buffer was successfully filled out
// results are returned in RGBA format
// the destination buffer size should be 4 * height * width * sizeof(char)
virtual bool GetImageRGBA( int iImage, uint8 *pubDest, int nDestBufferSize ) = 0;
// returns the IP of the reporting server for valve - currently only used in Source engine games
virtual bool GetCSERIPPort( uint32 *unIP, uint16 *usPort ) = 0;
// return the amount of battery power left in the current system in % [0..100], 255 for being on AC power
virtual uint8 GetCurrentBatteryPower() = 0;
// returns the appID of the current process
virtual uint32 GetAppID() = 0;
// Sets the position where the overlay instance for the currently calling game should show notifications.
// This position is per-game and if this function is called from outside of a game context it will do nothing.
virtual void SetOverlayNotificationPosition( ENotificationPosition eNotificationPosition ) = 0;
// API asynchronous call results
// can be used directly, but more commonly used via the callback dispatch API (see steam_api.h)
virtual bool IsAPICallCompleted( SteamAPICall_t hSteamAPICall, bool *pbFailed ) = 0;
virtual ESteamAPICallFailure GetAPICallFailureReason( SteamAPICall_t hSteamAPICall ) = 0;
virtual bool GetAPICallResult( SteamAPICall_t hSteamAPICall, void *pCallback, int cubCallback, int iCallbackExpected, bool *pbFailed ) = 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;
// Returns true if the overlay is running & the user can access it. The overlay process could take a few seconds to
// start & hook the game process, so this function will initially return false while the overlay is loading.
virtual bool IsOverlayEnabled() = 0;
// Normally this call is unneeded if your game has a constantly running frame loop that calls the
// D3D Present API, or OGL SwapBuffers API every frame.
//
// However, if you have a game that only refreshes the screen on an event driven basis then that can break
// the overlay, as it uses your Present/SwapBuffers calls to drive it's internal frame loop and it may also
// need to Present() to the screen any time an even needing a notification happens or when the overlay is
// brought up over the game by a user. You can use this API to ask the overlay if it currently need a present
// in that case, and then you can check for this periodically (roughly 33hz is desirable) and make sure you
// refresh the screen with Present or SwapBuffers to allow the overlay to do it's work.
virtual bool BOverlayNeedsPresent() = 0;
#ifndef _PS3
// Asynchronous call to check if an executable file has been signed using the public key set on the signing tab
// of the partner site, for example to refuse to load modified executable files.
// The result is returned in CheckFileSignature_t.
// k_ECheckFileSignatureNoSignaturesFoundForThisApp - This app has not been configured on the signing tab of the partner site to enable this function.
// k_ECheckFileSignatureNoSignaturesFoundForThisFile - This file is not listed on the signing tab for the partner site.
// k_ECheckFileSignatureFileNotFound - The file does not exist on disk.
// k_ECheckFileSignatureInvalidSignature - The file exists, and the signing tab has been set for this file, but the file is either not signed or the signature does not match.
// k_ECheckFileSignatureValidSignature - The file is signed and the signature is valid.
virtual SteamAPICall_t CheckFileSignature( const char *szFileName ) = 0;
#endif
#ifdef _PS3
virtual void PostPS3SysutilCallback( uint64_t status, uint64_t param, void* userdata ) = 0;
virtual bool BIsReadyToShutdown() = 0;
virtual bool BIsPSNOnline() = 0;
// Call this with localized strings for the language the game is running in, otherwise default english
// strings will be used by Steam.
virtual void SetPSNGameBootInviteStrings( const char *pchSubject, const char *pchBody ) = 0;
#endif
};
#define STEAMUTILS_INTERFACE_VERSION "SteamUtils005"
// callbacks
#pragma pack( push, 8 )
//-----------------------------------------------------------------------------
// Purpose: The country of the user changed
//-----------------------------------------------------------------------------
struct IPCountry_t
{
enum { k_iCallback = k_iSteamUtilsCallbacks + 1 };
};
//-----------------------------------------------------------------------------
// Purpose: Fired when running on a laptop and less than 10 minutes of battery is left, fires then every minute
//-----------------------------------------------------------------------------
struct LowBatteryPower_t
{
enum { k_iCallback = k_iSteamUtilsCallbacks + 2 };
uint8 m_nMinutesBatteryLeft;
};
//-----------------------------------------------------------------------------
// Purpose: called when a SteamAsyncCall_t has completed (or failed)
//-----------------------------------------------------------------------------
struct SteamAPICallCompleted_t
{
enum { k_iCallback = k_iSteamUtilsCallbacks + 3 };
SteamAPICall_t m_hAsyncCall;
};
//-----------------------------------------------------------------------------
// called when Steam wants to shutdown
//-----------------------------------------------------------------------------
struct SteamShutdown_t
{
enum { k_iCallback = k_iSteamUtilsCallbacks + 4 };
};
//-----------------------------------------------------------------------------
// results for CheckFileSignature
//-----------------------------------------------------------------------------
enum ECheckFileSignature
{
k_ECheckFileSignatureInvalidSignature = 0,
k_ECheckFileSignatureValidSignature = 1,
k_ECheckFileSignatureFileNotFound = 2,
k_ECheckFileSignatureNoSignaturesFoundForThisApp = 3,
k_ECheckFileSignatureNoSignaturesFoundForThisFile = 4,
};
//-----------------------------------------------------------------------------
// callback for CheckFileSignature
//-----------------------------------------------------------------------------
struct CheckFileSignature_t
{
enum { k_iCallback = k_iSteamUtilsCallbacks + 5 };
ECheckFileSignature m_eCheckFileSignature;
};
#ifdef _PS3
//-----------------------------------------------------------------------------
// callback for NetCtlNetStartDialog finishing on PS3
//-----------------------------------------------------------------------------
struct NetStartDialogFinished_t
{
enum { k_iCallback = k_iSteamUtilsCallbacks + 6 };
};
//-----------------------------------------------------------------------------
// callback for NetCtlNetStartDialog unloaded on PS3
//-----------------------------------------------------------------------------
struct NetStartDialogUnloaded_t
{
enum { k_iCallback = k_iSteamUtilsCallbacks + 7 };
};
//-----------------------------------------------------------------------------
// callback for system menu closing on PS3 - should trigger resyncronizing friends list, etc.
//-----------------------------------------------------------------------------
struct PS3SystemMenuClosed_t
{
enum { k_iCallback = k_iSteamUtilsCallbacks + 8 };
};
//-----------------------------------------------------------------------------
// callback for NP message being selected by user on PS3 - should trigger handling of message if it's a lobby invite, etc.
//-----------------------------------------------------------------------------
struct PS3NPMessageSelected_t
{
enum { k_iCallback = k_iSteamUtilsCallbacks + 9 };
uint32 dataid;
};
//-----------------------------------------------------------------------------
// callback for when the PS3 keyboard dialog closes
//-----------------------------------------------------------------------------
struct PS3KeyboardDialogFinished_t
{
enum { k_iCallback = k_iSteamUtilsCallbacks + 10 };
};
// k_iSteamUtilsCallbacks + 11 is taken
//-----------------------------------------------------------------------------
// callback for PSN status changing on PS3
//-----------------------------------------------------------------------------
struct PS3PSNStatusChange_t
{
enum { k_iCallback = k_iSteamUtilsCallbacks + 12 };
bool m_bPSNOnline;
};
#endif
#pragma pack( pop )
#endif // ISTEAMUTILS_H