From 367d9f6f71420e4c7ed5f273e04d280655bb3d7a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Robert=20P=C3=B6sel?= <robyer@seznam.cz>
Date: Mon, 24 Dec 2012 21:30:41 +0000
Subject: SMS plugin adopted (32bit version only)

git-svn-id: http://svn.miranda-ng.org/main/trunk@2831 1316c22d-e87f-b044-9b9b-93d7a3e3ba9c
---
 .../SMS/src/AdditionalFunctions/MemoryFindByte.h   | 71 ++++++++++++++++++++++
 1 file changed, 71 insertions(+)
 create mode 100644 plugins/SMS/src/AdditionalFunctions/MemoryFindByte.h

(limited to 'plugins/SMS/src/AdditionalFunctions/MemoryFindByte.h')

diff --git a/plugins/SMS/src/AdditionalFunctions/MemoryFindByte.h b/plugins/SMS/src/AdditionalFunctions/MemoryFindByte.h
new file mode 100644
index 0000000000..002f76e44c
--- /dev/null
+++ b/plugins/SMS/src/AdditionalFunctions/MemoryFindByte.h
@@ -0,0 +1,71 @@
+#if !defined(AFX_MEMORYFINDBYTE__H__INCLUDED_)
+#define AFX_MEMORYFINDBYTE__H__INCLUDED_
+
+#if _MSC_VER > 1000
+#pragma once
+#endif // _MSC_VER > 1000
+
+
+
+__inline LPVOID MemoryFindByte(SIZE_T dwFrom,LPCVOID lpcSource,SIZE_T dwSourceSize,unsigned char chWhatFind)
+{
+	LPVOID lpRet=NULL;
+
+	if (lpcSource && dwSourceSize)
+	{
+		if (dwFrom<dwSourceSize)
+		{
+			lpRet=(LPVOID)memchr((LPCVOID)(((SIZE_T)lpcSource)+dwFrom),chWhatFind,(dwSourceSize-dwFrom));
+		}
+	}
+return(lpRet);
+}
+
+
+
+__inline LPVOID MemoryFindByteReverse(SIZE_T dwFrom,LPCVOID lpcSource,SIZE_T dwSourceSize,unsigned char chWhatFind)
+{
+	LPVOID lpRet=NULL;
+
+	__asm
+	{
+		push	ebx				// сохраняем регистр
+		push	edi				// сохраняем регистр
+		push	esi				// сохраняем регистр
+
+		mov		ecx,dwSourceSize
+		test	ecx,ecx			//; проверка входного параметра, он !=0
+		je		short end_func
+
+		mov		edi,lpcSource	//; di = string
+		test	edi,edi			//; проверка входного параметра, он !=0
+		jz		short end_func
+
+		mov		eax,dwFrom
+
+/////////////////////////////////////////////
+		cmp		eax,ecx			//; проверка ecx(=len)=>dwFrom
+		jae		short end_func
+
+		std						//; count 'up' on string this time
+		sub		ecx,eax			//; уменьшаем длинну на dwFrom(нач смещен)
+		add		edi,ecx			//; сдвигаем начало на dwSourceSize(на конец)
+		mov		al,chWhatFind	//; al=search byte
+ 		repne	scasb			//; find that byte
+		inc		edi				//; di points to byte which stopped scan
+		cmp		[edi],al		//; see if we have a hit
+		jne		short end_func	//; yes, point to byte
+		mov		lpRet,edi		//; ax=pointer to byte
+	end_func:
+
+		cld
+		pop		esi				// восстанавливаем содержимое регистра
+		pop		edi				// восстанавливаем содержимое регистра
+		pop		ebx				// восстанавливаем содержимое регистра
+	}
+return(lpRet);
+}
+
+
+
+#endif // !defined(AFX_MEMORYFINDBYTE__H__INCLUDED_)
-- 
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