hxsmutil.cpp
上传用户:zhongxx05
上传日期:2007-06-06
资源大小:33641k
文件大小:3k
- /* ***** BEGIN LICENSE BLOCK *****
- * Version: RCSL 1.0/RPSL 1.0
- *
- * Portions Copyright (c) 1995-2002 RealNetworks, Inc. All Rights Reserved.
- *
- * The contents of this file, and the files included with this file, are
- * subject to the current version of the RealNetworks Public Source License
- * Version 1.0 (the "RPSL") available at
- * http://www.helixcommunity.org/content/rpsl unless you have licensed
- * the file under the RealNetworks Community Source License Version 1.0
- * (the "RCSL") available at http://www.helixcommunity.org/content/rcsl,
- * in which case the RCSL will apply. You may also obtain the license terms
- * directly from RealNetworks. You may not use this file except in
- * compliance with the RPSL or, if you have a valid RCSL with RealNetworks
- * applicable to this file, the RCSL. Please see the applicable RPSL or
- * RCSL for the rights, obligations and limitations governing use of the
- * contents of the file.
- *
- * This file is part of the Helix DNA Technology. RealNetworks is the
- * developer of the Original Code and owns the copyrights in the portions
- * it created.
- *
- * This file, and the files included with this file, is distributed and made
- * available on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
- * EXPRESS OR IMPLIED, AND REALNETWORKS HEREBY DISCLAIMS ALL SUCH WARRANTIES,
- * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, FITNESS
- * FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
- *
- * Technology Compatibility Kit Test Suite(s) Location:
- * http://www.helixcommunity.org/content/tck
- *
- * Contributor(s):
- *
- * ***** END LICENSE BLOCK ***** */
- #include "hxsmutil.h"
- #include "hxbuffer.h" /* CHXBuffer */
- #include "chxpckts.h" /* CHXHeader */
- #include "safestring.h" /* SafeSprintf */
- static
- HX_RESULT AddVarBuffer(IHXValues* pVars, const char* pVarName)
- {
- HX_RESULT res = HXR_OUTOFMEMORY;
- IHXBuffer* pBuf = new CHXBuffer();
- if (pBuf)
- {
- pBuf->AddRef();
- pBuf->SetSize(128);
- res = pVars->SetPropertyCString(pVarName, pBuf);
- HX_RELEASE(pBuf);
- }
- return res;
- }
- HX_RESULT HXSMUpdateSubscriptionVars(REF(IHXValues*) pVars,
- UINT32 ulBandwidth,
- BOOL bLoss,
- float loss)
- {
- HX_RESULT res = HXR_OK;
- if (!pVars)
- {
- pVars = new CHXHeader();
- if (pVars)
- {
- pVars->AddRef();
- res = AddVarBuffer(pVars, "Bandwidth");
- if (HXR_OK == res && bLoss)
- {
- res = AddVarBuffer(pVars, "PacketLoss");
- }
- }
- else
- {
- res = HXR_OUTOFMEMORY;
- }
- }
- if (HXR_OK == res)
- {
- IHXBuffer* pBandwidthBuffer = NULL;
-
- res = pVars->GetPropertyCString("Bandwidth", pBandwidthBuffer);
- if (pBandwidthBuffer)
- {
- SafeSprintf ((char *)pBandwidthBuffer->GetBuffer(),
- pBandwidthBuffer->GetSize(), "%ld", ulBandwidth);
- HX_RELEASE(pBandwidthBuffer);
- }
- if (HXR_OK == res && bLoss)
- {
- IHXBuffer* pLossBuffer = NULL;
- res = pVars->GetPropertyCString("PacketLoss", pLossBuffer);
- if (pLossBuffer)
- {
- SafeSprintf ((char *)pLossBuffer->GetBuffer(),
- pLossBuffer->GetSize(), "%0.3f", loss);
- HX_RELEASE(pLossBuffer);
- }
- }
- }
- return res;
- }