1 files changed, 63 insertions, 0 deletions
diff --git a/lib/linux/include/steam/isteamunifiedmessages.h b/lib/linux/include/steam/isteamunifiedmessages.h
new file mode 100644
index 0000000..684f4e8
--- /dev/null
+++ b/lib/linux/include/steam/isteamunifiedmessages.h
@@ -0,0 +1,63 @@
+//====== Copyright � 1996-2007, Valve Corporation, All rights reserved. =======
+//
+// Purpose: Interface to unified messages client
+//
+//		You should not need to use this interface except if your product is using a language other than C++.
+//		Contact your Steam Tech contact for more details.
+//
+//=============================================================================
+
+#ifndef ISTEAMUNIFIEDMESSAGES_H
+#define ISTEAMUNIFIEDMESSAGES_H
+#ifdef _WIN32
+#pragma once
+#endif
+
+typedef uint64 ClientUnifiedMessageHandle;
+
+class ISteamUnifiedMessages
+{
+public:
+	static const ClientUnifiedMessageHandle k_InvalidUnifiedMessageHandle = 0;
+
+	// Sends a service method (in binary serialized form) using the Steam Client.
+	// Returns a unified message handle (k_InvalidUnifiedMessageHandle if could not send the message).
+	virtual ClientUnifiedMessageHandle SendMethod( const char *pchServiceMethod, const void *pRequestBuffer, uint32 unRequestBufferSize, uint64 unContext ) = 0;
+
+	// Gets the size of the response and the EResult. Returns false if the response is not ready yet.
+	virtual bool GetMethodResponseInfo( ClientUnifiedMessageHandle hHandle, uint32 *punResponseSize, EResult *peResult ) = 0;
+
+	// Gets a response in binary serialized form (and optionally release the corresponding allocated memory).
+	virtual bool GetMethodResponseData( ClientUnifiedMessageHandle hHandle, void *pResponseBuffer, uint32 unResponseBufferSize, bool bAutoRelease ) = 0;
+
+	// Releases the message and its corresponding allocated memory.
+	virtual bool ReleaseMethod( ClientUnifiedMessageHandle hHandle ) = 0;
+
+	// Sends a service notification (in binary serialized form) using the Steam Client.
+	// Returns true if the notification was sent successfully.
+	virtual bool SendNotification( const char *pchServiceNotification, const void *pNotificationBuffer, uint32 unNotificationBufferSize ) = 0;
+};
+
+#define STEAMUNIFIEDMESSAGES_INTERFACE_VERSION "STEAMUNIFIEDMESSAGES_INTERFACE_VERSION001"
+
+// callbacks
+#if defined( VALVE_CALLBACK_PACK_SMALL )
+#pragma pack( push, 4 )
+#elif defined( VALVE_CALLBACK_PACK_LARGE )
+#pragma pack( push, 8 )
+#else
+#error isteamclient.h must be included
+#endif 
+
+struct SteamUnifiedMessagesSendMethodResult_t
+{
+	enum { k_iCallback = k_iClientUnifiedMessagesCallbacks + 1 };
+	ClientUnifiedMessageHandle m_hHandle;	// The handle returned by SendMethod().
+	uint64 m_unContext;						// Context provided when calling SendMethod().
+	EResult m_eResult;						// The result of the method call.
+	uint32 m_unResponseSize;				// The size of the response.
+};
+
+#pragma pack( pop )
+
+#endif // ISTEAMUNIFIEDMESSAGES_H