diff options
Diffstat (limited to 'protocols/MRA/src/Sdk/MemoryReplace.h')
| -rw-r--r-- | protocols/MRA/src/Sdk/MemoryReplace.h | 150 |
1 files changed, 0 insertions, 150 deletions
diff --git a/protocols/MRA/src/Sdk/MemoryReplace.h b/protocols/MRA/src/Sdk/MemoryReplace.h deleted file mode 100644 index c911ccfbe1..0000000000 --- a/protocols/MRA/src/Sdk/MemoryReplace.h +++ /dev/null @@ -1,150 +0,0 @@ -/*
- * Copyright (c) 2010 Rozhuk Ivan <rozhuk.im@gmail.com>
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- *
- */ -
-
-#if !defined(AFX_MEMORY_REPLACE__H__INCLUDED_)
-#define AFX_MEMORY_REPLACE__H__INCLUDED_
-
-
-#if _MSC_VER > 1000
-#pragma once
-#endif // _MSC_VER > 1000
-
-
-#ifndef DebugBreak
-#define DebugBreak()
-#endif
-
-
-#ifdef MEMALLOC
-#define MEMORY_REPLACE_MEMALLOC(Size) MEMALLOC(Size)
-#define MEMORY_REPLACE_MEMFREE(Mem) MEMFREE(Mem)
-#else
-#define MEMORY_REPLACE_MEMALLOC(Size) malloc(((Size)+sizeof(void*)))
-#define MEMORY_REPLACE_MEMFREE(Mem) if ((Mem)) {free((void*)(Mem));(Mem)=NULL;}
-#endif
-
-
-// 0 - all ok
-// -1 - bad params
-// -2 - small dst buff
-// -3 - memory allocation failed
-
-__inline int MemoryReplaceEx(void *pSrcBuff,size_t dwSrcBuffSize,size_t dwReplaceItemsCount,void **ppInReplaceItems,size_t *pdwInReplaceItemsCounts,void **ppOutReplaceItems,size_t *pdwOutReplaceItemsCounts,void *pDstBuff,size_t dwDstBuffSize,size_t *pdwDstBuffSize,size_t *pdwReplacesCount)
-{
- int iRet=-1;
-
- if (pSrcBuff && dwSrcBuffSize && (dwReplaceItemsCount==0 || (dwReplaceItemsCount && ppInReplaceItems && pdwInReplaceItemsCounts && ppOutReplaceItems && pdwOutReplaceItemsCounts)) && pDstBuff && dwDstBuffSize)
- {
- if (dwReplaceItemsCount==0)
- {// no replace, copy mem
- if (dwDstBuffSize>=dwSrcBuffSize)
- {
- memmove(pDstBuff,pSrcBuff,dwSrcBuffSize);
- if (pdwDstBuffSize) (*pdwDstBuffSize)=dwSrcBuffSize;
- if (pdwReplacesCount) (*pdwReplacesCount)=0;
- iRet=0;
- }else{// small dst buff
- iRet=-2;
- }
- }else{
- unsigned char **ppFounded;
-
- ppFounded=(unsigned char**)MEMORY_REPLACE_MEMALLOC((sizeof(unsigned char*)*dwReplaceItemsCount));
- if (ppFounded)
- {
- unsigned char *pDstBuffCur,*pSrcBuffCur,*pSrcBuffCurPrev,*pDstBuffMax;
- size_t i,dwFirstFoundedIndex,dwFoundedCount,dwMemPartToCopy,dwReplacesCount;
-
- pSrcBuffCurPrev=(unsigned char*)pSrcBuff;
- pDstBuffCur=(unsigned char*)pDstBuff;
- pDstBuffMax=(((unsigned char*)pDstBuff)+dwDstBuffSize);
- dwFirstFoundedIndex=0;
- dwFoundedCount=0;
- dwReplacesCount=0;
-
- for(i=0;i<dwReplaceItemsCount;i++)
- {// loking for in first time
- ppFounded[i]=(unsigned char*)MemoryFind((pSrcBuffCurPrev-(unsigned char*)pSrcBuff),pSrcBuff,dwSrcBuffSize,ppInReplaceItems[i],pdwInReplaceItemsCounts[i]);
- if (ppFounded[i]) dwFoundedCount++;
- }
-
- while(dwFoundedCount)
- {
- for(i=0;i<dwReplaceItemsCount;i++)
- {// looking for first to replace
- if (ppFounded[i] && (ppFounded[i]<ppFounded[dwFirstFoundedIndex] || ppFounded[dwFirstFoundedIndex]==NULL)) dwFirstFoundedIndex=i;
- }
-
- if (ppFounded[dwFirstFoundedIndex])
- {// in founded
- dwMemPartToCopy=(ppFounded[dwFirstFoundedIndex]-pSrcBuffCurPrev);
- if (pDstBuffMax>(pDstBuffCur+(dwMemPartToCopy+pdwInReplaceItemsCounts[dwFirstFoundedIndex])))
- {
- dwReplacesCount++;
- memmove(pDstBuffCur,pSrcBuffCurPrev,dwMemPartToCopy);pDstBuffCur+=dwMemPartToCopy;
- memmove(pDstBuffCur,ppOutReplaceItems[dwFirstFoundedIndex],pdwOutReplaceItemsCounts[dwFirstFoundedIndex]);pDstBuffCur+=pdwOutReplaceItemsCounts[dwFirstFoundedIndex];
- pSrcBuffCurPrev=(ppFounded[dwFirstFoundedIndex]+pdwInReplaceItemsCounts[dwFirstFoundedIndex]);
-
- for(i=0;i<dwReplaceItemsCount;i++)
- {// loking for in next time // update founded records
- if (ppFounded[i] && ppFounded[i]<pSrcBuffCurPrev)
- {
- ppFounded[i]=(unsigned char*)MemoryFind((pSrcBuffCurPrev-(unsigned char*)pSrcBuff),pSrcBuff,dwSrcBuffSize,ppInReplaceItems[i],pdwInReplaceItemsCounts[i]);
- if (ppFounded[i]==NULL) dwFoundedCount--;
- }
- }
- }else{// ERROR_BUFFER_OVERFLOW
- iRet=-2;
- DebugBreak();
- break;
- }
- }else{// сюда по идее никогда не попадём, на всякий случай.
- DebugBreak();
- break;
- }
- }
- pSrcBuffCur=(((unsigned char*)pSrcBuff)+dwSrcBuffSize);
- memmove(pDstBuffCur,pSrcBuffCurPrev,(pSrcBuffCur-pSrcBuffCurPrev));
- pDstBuffCur+=(pSrcBuffCur-pSrcBuffCurPrev);
- (*((unsigned short*)pDstBuffCur))=0;
-
- MEMORY_REPLACE_MEMFREE(ppFounded);
-
- if (pdwDstBuffSize) (*pdwDstBuffSize)=(pDstBuffCur-((unsigned char*)pDstBuff));
- if (pdwReplacesCount) (*pdwReplacesCount)=dwReplacesCount;
- iRet=0;
- }else{
- iRet=-3;
- }
- }
- }
-return(iRet);
-}
-
-
-#endif // !defined(AFX_MEMORY_REPLACE__H__INCLUDED_)
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