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64 lines
2.5 KiB
64 lines
2.5 KiB
4 years ago
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//========= Copyright Valve Corporation, All rights reserved. ============//
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//
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// Purpose: Interface to unified messages client
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//
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// You should not need to use this interface except if your product is using a language other than C++.
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// Contact your Steam Tech contact for more details.
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//
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//=============================================================================
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#ifndef ISTEAMUNIFIEDMESSAGES_H
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#define ISTEAMUNIFIEDMESSAGES_H
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#ifdef _WIN32
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#pragma once
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#endif
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typedef uint64 ClientUnifiedMessageHandle;
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class ISteamUnifiedMessages
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{
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public:
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static const ClientUnifiedMessageHandle k_InvalidUnifiedMessageHandle = 0;
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// Sends a service method (in binary serialized form) using the Steam Client.
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// Returns a unified message handle (k_InvalidUnifiedMessageHandle if could not send the message).
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virtual ClientUnifiedMessageHandle SendMethod( const char *pchServiceMethod, const void *pRequestBuffer, uint32 unRequestBufferSize, uint64 unContext ) = 0;
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// Gets the size of the response and the EResult. Returns false if the response is not ready yet.
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virtual bool GetMethodResponseInfo( ClientUnifiedMessageHandle hHandle, uint32 *punResponseSize, EResult *peResult ) = 0;
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// Gets a response in binary serialized form (and optionally release the corresponding allocated memory).
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virtual bool GetMethodResponseData( ClientUnifiedMessageHandle hHandle, void *pResponseBuffer, uint32 unResponseBufferSize, bool bAutoRelease ) = 0;
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// Releases the message and its corresponding allocated memory.
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virtual bool ReleaseMethod( ClientUnifiedMessageHandle hHandle ) = 0;
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// Sends a service notification (in binary serialized form) using the Steam Client.
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// Returns true if the notification was sent successfully.
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virtual bool SendNotification( const char *pchServiceNotification, const void *pNotificationBuffer, uint32 unNotificationBufferSize ) = 0;
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};
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#define STEAMUNIFIEDMESSAGES_INTERFACE_VERSION "STEAMUNIFIEDMESSAGES_INTERFACE_VERSION001"
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// callbacks
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#if defined( VALVE_CALLBACK_PACK_SMALL )
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#pragma pack( push, 4 )
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#elif defined( VALVE_CALLBACK_PACK_LARGE )
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#pragma pack( push, 8 )
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#else
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#error isteamclient.h must be included
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#endif
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struct SteamUnifiedMessagesSendMethodResult_t
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{
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enum { k_iCallback = k_iClientUnifiedMessagesCallbacks + 1 };
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ClientUnifiedMessageHandle m_hHandle; // The handle returned by SendMethod().
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uint64 m_unContext; // Context provided when calling SendMethod().
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EResult m_eResult; // The result of the method call.
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uint32 m_unResponseSize; // The size of the response.
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};
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#pragma pack( pop )
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#endif // ISTEAMUNIFIEDMESSAGES_H
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