buban104.cpp

common.h

@@ -366,8 +366,8 @@ typedef ULONG_PTR DWORD_PTR, *PDWORD_PTR;
 
 // wen 2005.10.08 解决malloc分配内存不能释放的问题
 #define		MIN_MALLOC_SIZE				200				// malloc分配内存的最小尺寸
-#define		MAX_NO_WRITE_NUM			6000			// 网络最大不可写尺寸
-#define		MAX_BUFUNIT_NUM				100				// 缓冲区单元最大数量
+#define		MAX_NO_WRITE_NUM			600000			// 网络最大不可写尺寸
+#define		MAX_BUFUNIT_NUM				1000				// 缓冲区单元最大数量
 
 //+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 // 增加fend功能的宏定义
@@ -673,6 +673,7 @@ typedef struct
 	DATA_BUF	RecvBuf;		// 接收数据缓冲区
 	struct WR_DATA	*WriteData;	// 下行数据缓冲区
 
+	int			iWriteDataNo;	// 下行数据缓冲区序号
 	//******************** 统计信息 ****************************
     u_long		MsgNum;			// 端口信息计数
     u_long		LostSyncCnt;	// 端口失步次数

commport.cpp

@@ -2549,6 +2549,122 @@ int ProvHaveSoeData(int provport)
 	return SioParam[provport].m_psBaoHu->ProvSoeBuf.iSoeNum;
 }
 
+//插到最后一个结点之后
+int AddNodeEx(int commid, char *buf, int len)
+{
+	int				iMallocSize;
+	struct WR_DATA	*wdata;
+
+	// wen 2004.12.28 停止系统发送数据
+	//if (StopSend)
+	//{
+	//	return 0;
+	//}
+
+	// wen 2005.07.02 如果端口未打开，不进行缓冲
+	if (!ShmGetPortFlag(commid, FLAG_OPEN))
+	{
+		return 0;
+	}
+
+	// 增加缓冲区容量大小的限制(???)
+	if (SioParam[commid].iWriteDataNo > MAX_BUFUNIT_NUM)
+	{
+		return 0;
+	}
+
+	if (len <= 0)
+	{
+		// wen 2004.12.03 
+		printf("TIP_: AddNode (commid = %d) buf is empty or invalid(len=%d)\n", commid, len);
+		return 0;
+	}
+
+	/*if (WatchPort == commid)
+	{
+		FillUdpSetBuf(commid, SDS_SIO_SEND_DATA, buf, len);
+		SetUdpSend();
+	}*/
+
+	iMallocSize = sizeof(struct WR_DATA) + len;
+	if (MIN_MALLOC_SIZE > iMallocSize)
+	{
+		iMallocSize = MIN_MALLOC_SIZE;
+	}
+
+	if (!SioParam[commid].WriteData) //empty before insert
+	{
+		SioParam[commid].WriteData = (struct WR_DATA*)HEAP_MALLOC(iMallocSize);
+		if (!SioParam[commid].WriteData)
+		{
+			// wen 2004.12.03 
+			printf("TIP_(): AddNode (commid = %d) memory malloc error1(len=%d, totallen=%d)\n",
+				commid, len, iMallocSize);
+			return 0;
+		}
+
+		SioParam[commid].WriteData->Next = NULL;
+
+		memmove(SioParam[commid].WriteData->MsgData, buf, len);
+
+		SioParam[commid].WriteData->MsgLen = len;
+		SioParam[commid].WriteData->PLen = 0;
+		SioParam[commid].SendCharNum += len;
+
+		SioParam[commid].iWriteDataNo++;
+
+		// test
+		//if(commid == 16)
+		//{
+		//	printf("TIP_(%04d): AddNode(commid=%d, len=%d), No=%d, MallocSize=%d\n",
+		//		getpid(), commid, len, SioParam[commid].iWriteDataNo, iMallocSize);
+		//}
+
+		return len;
+	}
+
+	wdata = SioParam[commid].WriteData;   //old link head
+	while (wdata->Next != NULL)
+	{
+		wdata = wdata->Next;
+	};
+
+	wdata->Next = (struct WR_DATA*)HEAP_MALLOC(iMallocSize);
+	if (!wdata->Next)
+	{
+		// wen 2004.12.03 
+		printf("TIP_(): AddNode (commid = %d) memory malloc error3(len=%d, totallen=%d)\n",
+			commid, len, iMallocSize);
+		return 0;
+	}
+
+	wdata->Next->Next = NULL;
+
+	//memmove(wdata->Next->MsgData, buf, len);
+	memcpy(wdata->Next->MsgData, buf, len);
+
+	wdata->Next->MsgLen = len;
+	wdata->Next->PLen = 0;
+	SioParam[commid].SendCharNum += len;
+
+	SioParam[commid].iWriteDataNo++;
+
+	// test
+	//if(commid >= 16)
+	//{
+	//	printf("TIP_(%04d): AddNode(commid=%d, len=%d), No=%d, MallocSize=%d\n",
+	//		getpid(), commid, len, SioParam[commid].iWriteDataNo, iMallocSize);
+	//}
+
+	return len;
+}
+
+int AddNode(int commid, char *buf, int len)
+{
+	// 修改内存分配策略
+	return AddNodeEx(commid, buf, len);
+}
+
 //********************************************************************
 //*  						发送数据函数			                 *
 //*参数：  int  commid : 端口号                                      *
@@ -2566,13 +2682,13 @@ void SendDataToPort(int commid, char *buf, int len)
 	}
 #endif
 
-#ifdef OS_LINUX
+//#ifdef OS_LINUX
 	AddNode(commid, (char *)buf, len);
-#else
+//#else
 	// FillAndSendCmd(0, commid, SDS_SIO_SEND_DATA, (u_char*)buf, len);
 	// wen 2004.12.21 发送计数已经在发送时做了计算
-	SioParam[commid].SendCharNum += len;
-#endif
+//	SioParam[commid].SendCharNum += len;
+//#endif
 }
 
 //********************************************************************