pxutil.cpp
上传用户:zhongxx05
上传日期:2007-06-06
资源大小:33641k
文件大小:8k
- /* ***** 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 ***** */
- // From include
- #include "hxtypes.h"
- #include "hxcom.h"
- #include "hxresult.h"
- #include "ihxpckts.h"
- // From hxcont
- #include "hxstring.h"
- #include "hxbuffer.h"
- // From pxcomlib
- #include "gstring.h"
- #include "pxutil.h"
- // hxdebug
- #include "hxheap.h"
- #ifdef _DEBUG
- #undef HX_THIS_FILE
- static char HX_THIS_FILE[] = __FILE__;
- #endif
- void Pack32(BYTE * &pBuffer, UINT32 ulValue)
- {
- pBuffer[0] = (unsigned char) ((ulValue >> 24) & 0x000000FF);
- pBuffer[1] = (unsigned char) ((ulValue >> 16) & 0x000000FF);
- pBuffer[2] = (unsigned char) ((ulValue >> 8) & 0x000000FF);
- pBuffer[3] = (unsigned char) ( ulValue & 0x000000FF);
- pBuffer += 4;
- };
- void UnPack32(BYTE * &pBuffer, UINT32 &rulValue)
- {
- rulValue = ((pBuffer[0] << 24) & 0xFF000000) |
- ((pBuffer[1] << 16) & 0x00FF0000) |
- ((pBuffer[2] << 8) & 0x0000FF00) |
- ( pBuffer[3] & 0x000000FF);
- pBuffer += 4;
- };
- void Pack16(BYTE * &pBuffer, UINT16 usValue)
- {
- pBuffer[0] = (unsigned char) ((usValue >> 8) & 0x00FF);
- pBuffer[1] = (unsigned char) ( usValue & 0x00FF);
- pBuffer += 2;
- };
- void UnPack16(BYTE * &pBuffer, UINT16 &rusValue)
- {
- rusValue = ((pBuffer[0] << 8) & 0xFF00) |
- ( pBuffer[1] & 0x00FF);
- pBuffer += 2;
- };
- void Pack8(BYTE * &pBuffer, BYTE ucValue)
- {
- pBuffer[0] = ucValue;
- pBuffer++;
- };
- void UnPack8(BYTE * &pBuffer, BYTE &rucValue)
- {
- rucValue = pBuffer[0];
- pBuffer++;
- };
- void PackBool(BYTE * &pBuffer, BOOL bValue)
- {
- if (bValue)
- {
- Pack8(pBuffer, 1);
- }
- else
- {
- Pack8(pBuffer, 0);
- }
- };
- void UnPackBool(BYTE * &pBuffer, BOOL &rbValue)
- {
- BYTE ucTmp;
- UnPack8(pBuffer, ucTmp);
- rbValue = (ucTmp ? TRUE : FALSE);
- };
- void PackString(BYTE * &pBuffer, const GString &rString)
- {
- Pack16(pBuffer, (UINT16) rString.length());
- if (rString.length() > 0)
- {
- // memcpy(pBuffer, (BYTE *) rString.c_str(), rString.length());
- // pBuffer += rString.length();
- strcpy((char *) pBuffer, rString.c_str());
- pBuffer += rString.length() + 1;
- }
- };
- void UnPackString(BYTE * &pBuffer, GString &rString)
- {
- UINT16 usLength;
- UnPack16(pBuffer, usLength);
- if (usLength > 0)
- {
- rString.CopyN(pBuffer, (UINT32) usLength);
- // pBuffer += (UINT32) usLength;
- pBuffer += (UINT32) (usLength + 1);
- }
- };
- void PackStringNoNullTerm(BYTE * &pBuffer, const GString &rString)
- {
- Pack16(pBuffer, (UINT16) rString.length());
- if (rString.length() > 0)
- {
- memcpy(pBuffer, (BYTE *) rString.c_str(), rString.length()); /* Flawfinder: ignore */
- pBuffer += rString.length();
- }
- };
- void UnPackStringNoNullTerm(BYTE * &pBuffer, GString &rString)
- {
- UINT16 usLength;
- UnPack16(pBuffer, usLength);
- if (usLength > 0)
- {
- rString.CopyN(pBuffer, (UINT32) usLength);
- pBuffer += (UINT32) usLength;
- }
- };
- void PackString(BYTE * &pBuffer, const CHXString &rString)
- {
- Pack16(pBuffer, (UINT16) rString.GetLength());
- if (rString.GetLength() > 0)
- {
- strcpy((char *) pBuffer, (const char *) rString); /* Flawfinder: ignore */
- pBuffer += rString.GetLength() + 1;
- }
- };
- void UnPackString(BYTE * &pBuffer, CHXString &rString)
- {
- UINT16 usLength;
- UnPack16(pBuffer, usLength);
- if (usLength > 0)
- {
- rString = (const char *) pBuffer;
- pBuffer += (UINT32) (usLength + 1);
- }
- };
- void PackStringNoNullTerm(BYTE * &pBuffer, const CHXString &rString)
- {
- Pack16(pBuffer, (UINT16) rString.GetLength());
- if (rString.GetLength() > 0)
- {
- memcpy((void*) pBuffer, (const char*) rString, rString.GetLength()); /* Flawfinder: ignore */
- pBuffer += rString.GetLength();
- }
- };
- void UnPackStringNoNullTerm(BYTE * &pBuffer, CHXString &rString)
- {
- UINT16 usLength;
- UnPack16(pBuffer, usLength);
- if (usLength > 0)
- {
- CHXString cTmp((const char*) pBuffer, (int) usLength);
- rString = cTmp;
- pBuffer += (UINT32) usLength;
- }
- };
- void PackStringBuffer(BYTE * &pBuffer, IHXBuffer* pIHXBuffer)
- {
- if (pIHXBuffer)
- {
- UINT32 ulLen = (UINT32) strlen((const char*) pIHXBuffer->GetBuffer());
- Pack16(pBuffer, (UINT16) ulLen);
- if (ulLen > 0)
- {
- strcpy((char*) pBuffer, (const char*) pIHXBuffer->GetBuffer()); /* Flawfinder: ignore */
- pBuffer += ulLen + 1;
- }
- }
- else
- {
- Pack16(pBuffer, (UINT16) 0);
- }
- }
- HX_RESULT UnPackStringBuffer(BYTE * &pBuffer, IHXBuffer** ppIHXBuffer)
- {
- HX_RESULT retVal = HXR_OK;
- UINT16 usLength = 0;
- UnPack16(pBuffer, usLength);
- if (usLength > 0)
- {
- IHXBuffer* pBuf = (IHXBuffer*) new CHXBuffer();
- if (pBuf)
- {
- pBuf->AddRef();
- retVal = pBuf->Set(pBuffer, (UINT32) usLength + 1);
- if (SUCCEEDED(retVal))
- {
- pBuffer += usLength + 1;
- *ppIHXBuffer = pBuf;
- }
- }
- else
- {
- retVal = HXR_OUTOFMEMORY;
- }
- }
- return retVal;
- }
- HX_RESULT UnPackStringBufferNoNullTerm(BYTE * &pBuffer, IHXBuffer** ppIHXBuffer)
- {
- HX_RESULT retVal = HXR_OK;
- UINT16 usLength = 0;
- UnPack16(pBuffer, usLength);
- if (usLength > 0)
- {
- IHXBuffer* pBuf = (IHXBuffer*) new CHXBuffer();
- if (pBuf)
- {
- pBuf->AddRef();
- retVal = pBuf->Set(pBuffer, (UINT32) usLength);
- if (SUCCEEDED(retVal))
- {
- pBuffer += usLength;
- *ppIHXBuffer = pBuf;
- }
- }
- else
- {
- retVal = HXR_OUTOFMEMORY;
- }
- }
- return retVal;
- }