From de6eb3e4bc30eff928dc932c03812ede3077926a Mon Sep 17 00:00:00 2001
From: Kirill Volinsky <mataes2007@gmail.com>
Date: Sat, 13 Oct 2012 08:54:34 +0000
Subject: MRA: folders restructurization

git-svn-id: http://svn.miranda-ng.org/main/trunk@1900 1316c22d-e87f-b044-9b9b-93d7a3e3ba9c
---
 protocols/MRA/src/Sdk/MemoryReplace.h | 150 ++++++++++++++++++++++++++++++++++
 1 file changed, 150 insertions(+)
 create mode 100644 protocols/MRA/src/Sdk/MemoryReplace.h

(limited to 'protocols/MRA/src/Sdk/MemoryReplace.h')

diff --git a/protocols/MRA/src/Sdk/MemoryReplace.h b/protocols/MRA/src/Sdk/MemoryReplace.h
new file mode 100644
index 0000000000..c911ccfbe1
--- /dev/null
+++ b/protocols/MRA/src/Sdk/MemoryReplace.h
@@ -0,0 +1,150 @@
+/*
+ * 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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