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path: root/protocols/MRA/MraSendQueue.cpp
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#include "Mra.h"
#include "MraSendQueue.h"




typedef struct
{
	LIST_MT			lmtListMT;
	DWORD			dwSendTimeOutInterval;
} MRA_SEND_QUEUE;


typedef struct
{
	// internal
	LIST_MT_ITEM	lmtListMTItem;
	FILETIME		ftSendTime;
	// external
	DWORD			dwCMDNum;
	DWORD			dwFlags;
	HANDLE			hContact;
	DWORD			dwAckType;
	LPBYTE			lpbData;
	size_t			dwDataSize;
} MRA_SEND_QUEUE_ITEM;



#define FILETIME_SECOND			((DWORDLONG)10000000)




DWORD MraSendQueueInitialize(DWORD dwSendTimeOutInterval, HANDLE *phSendQueueHandle)
{
	DWORD dwRetErrorCode;

	if (phSendQueueHandle)
	{
		MRA_SEND_QUEUE *pmrasqSendQueue;

		pmrasqSendQueue = (MRA_SEND_QUEUE*)mir_calloc(sizeof(MRA_SEND_QUEUE));
		if (pmrasqSendQueue)
		{
			dwRetErrorCode = ListMTInitialize(&pmrasqSendQueue->lmtListMT, 0);
			if (dwRetErrorCode == NO_ERROR)
			{
				pmrasqSendQueue->dwSendTimeOutInterval = dwSendTimeOutInterval;
				(*phSendQueueHandle) = (HANDLE)pmrasqSendQueue;
			}
		}else {
			dwRetErrorCode = GetLastError();
		}
	}else {
		dwRetErrorCode = ERROR_INVALID_HANDLE;
	}
return(dwRetErrorCode);
}


void MraSendQueueDestroy(HANDLE hSendQueueHandle)
{
	if (hSendQueueHandle)
	{
		MRA_SEND_QUEUE *pmrasqSendQueue = (MRA_SEND_QUEUE*)hSendQueueHandle;
		MRA_SEND_QUEUE_ITEM *pmrasqiSendQueueItem;

		ListMTLock(&pmrasqSendQueue->lmtListMT);
		while (ListMTItemGetFirst(&pmrasqSendQueue->lmtListMT, NULL, (LPVOID*)&pmrasqiSendQueueItem) == NO_ERROR)
		{
			ListMTItemDelete(&pmrasqSendQueue->lmtListMT, &pmrasqiSendQueueItem->lmtListMTItem);
			//mir_free(pmrasqiSendQueueItem->lpbData);
			mir_free(pmrasqiSendQueueItem);
		}
		ListMTUnLock(&pmrasqSendQueue->lmtListMT);

		ListMTDestroy(&pmrasqSendQueue->lmtListMT);
		mir_free(pmrasqSendQueue);
	}
}


DWORD MraSendQueueAdd(HANDLE hSendQueueHandle, DWORD dwCMDNum, DWORD dwFlags, HANDLE hContact, DWORD dwAckType, LPBYTE lpbData, size_t dwDataSize)
{
	DWORD dwRetErrorCode;

	if (hSendQueueHandle && dwCMDNum)
	{
		MRA_SEND_QUEUE *pmrasqSendQueue = (MRA_SEND_QUEUE*)hSendQueueHandle;
		MRA_SEND_QUEUE_ITEM *pmrasqiSendQueueItem;

		pmrasqiSendQueueItem = (MRA_SEND_QUEUE_ITEM*)mir_calloc(sizeof(MRA_SEND_QUEUE_ITEM));
		if (pmrasqiSendQueueItem)
		{
			//pmrasqiSendQueueItem->lmtListMTItem;
			GetSystemTimeAsFileTime(&pmrasqiSendQueueItem->ftSendTime);
			pmrasqiSendQueueItem->dwCMDNum = dwCMDNum;
			pmrasqiSendQueueItem->dwFlags = dwFlags;
			pmrasqiSendQueueItem->hContact = hContact;
			pmrasqiSendQueueItem->dwAckType = dwAckType;
			pmrasqiSendQueueItem->lpbData = lpbData;
			pmrasqiSendQueueItem->dwDataSize = dwDataSize;

			ListMTLock(&pmrasqSendQueue->lmtListMT);
			ListMTItemAdd(&pmrasqSendQueue->lmtListMT, &pmrasqiSendQueueItem->lmtListMTItem, pmrasqiSendQueueItem);
			ListMTUnLock(&pmrasqSendQueue->lmtListMT);
			dwRetErrorCode = NO_ERROR;
		}else {
			dwRetErrorCode = GetLastError();
		}
	}else {
		dwRetErrorCode = ERROR_INVALID_HANDLE;
	}
return(dwRetErrorCode);
}


DWORD MraSendQueueFree(HANDLE hSendQueueHandle, DWORD dwCMDNum)
{
	DWORD dwRetErrorCode;

	if (hSendQueueHandle)
	{
		MRA_SEND_QUEUE *pmrasqSendQueue = (MRA_SEND_QUEUE*)hSendQueueHandle;
		MRA_SEND_QUEUE_ITEM *pmrasqiSendQueueItem;
		LIST_MT_ITERATOR lmtiIterator;

		dwRetErrorCode = ERROR_NOT_FOUND;
		ListMTLock(&pmrasqSendQueue->lmtListMT);
		ListMTIteratorMoveFirst(&pmrasqSendQueue->lmtListMT, &lmtiIterator);
		do
		{// öèêë
			if (ListMTIteratorGet(&lmtiIterator, NULL, (LPVOID*)&pmrasqiSendQueueItem) == NO_ERROR)
			if (pmrasqiSendQueueItem->dwCMDNum == dwCMDNum)
			{
				ListMTItemDelete(&pmrasqSendQueue->lmtListMT, &pmrasqiSendQueueItem->lmtListMTItem);
				//mir_free(pmrasqiSendQueueItem->lpbData);
				mir_free(pmrasqiSendQueueItem);
				dwRetErrorCode = NO_ERROR;
				break;
			}
		}while (ListMTIteratorMoveNext(&lmtiIterator));
		ListMTUnLock(&pmrasqSendQueue->lmtListMT);
	}else {
		dwRetErrorCode = ERROR_INVALID_HANDLE;
	}
return(dwRetErrorCode);
}


DWORD MraSendQueueFind(HANDLE hSendQueueHandle, DWORD dwCMDNum, DWORD *pdwFlags, HANDLE *phContact, DWORD *pdwAckType, LPBYTE *plpbData, size_t *pdwDataSize)
{
	DWORD dwRetErrorCode;

	if (hSendQueueHandle)
	{
		MRA_SEND_QUEUE *pmrasqSendQueue = (MRA_SEND_QUEUE*)hSendQueueHandle;
		MRA_SEND_QUEUE_ITEM *pmrasqiSendQueueItem;
		LIST_MT_ITERATOR lmtiIterator;

		dwRetErrorCode = ERROR_NOT_FOUND;
		ListMTLock(&pmrasqSendQueue->lmtListMT);
		ListMTIteratorMoveFirst(&pmrasqSendQueue->lmtListMT, &lmtiIterator);
		do
		{// öèêë
			if (ListMTIteratorGet(&lmtiIterator, NULL, (LPVOID*)&pmrasqiSendQueueItem) == NO_ERROR)
			if (pmrasqiSendQueueItem->dwCMDNum == dwCMDNum)
			{
				if (pdwFlags)		(*pdwFlags) = pmrasqiSendQueueItem->dwFlags;
				if (phContact)		(*phContact) = pmrasqiSendQueueItem->hContact;
				if (pdwAckType)		(*pdwAckType) = pmrasqiSendQueueItem->dwAckType;
				if (plpbData)		(*plpbData) = pmrasqiSendQueueItem->lpbData;
				if (pdwDataSize)	(*pdwDataSize) = pmrasqiSendQueueItem->dwDataSize;
				dwRetErrorCode = NO_ERROR;
				break;
			}
		}while (ListMTIteratorMoveNext(&lmtiIterator));
		ListMTUnLock(&pmrasqSendQueue->lmtListMT);
	}else {
		dwRetErrorCode = ERROR_INVALID_HANDLE;
	}
return(dwRetErrorCode);
}


DWORD MraSendQueueFindOlderThan(HANDLE hSendQueueHandle, DWORD dwTime, DWORD *pdwCMDNum, DWORD *pdwFlags, HANDLE *phContact, DWORD *pdwAckType, LPBYTE *plpbData, size_t *pdwDataSize)
{
	DWORD dwRetErrorCode;

	if (hSendQueueHandle)
	{
		FILETIME ftExpireTime;
		MRA_SEND_QUEUE *pmrasqSendQueue = (MRA_SEND_QUEUE*)hSendQueueHandle;
		MRA_SEND_QUEUE_ITEM *pmrasqiSendQueueItem;
		LIST_MT_ITERATOR lmtiIterator;

		GetSystemTimeAsFileTime(&ftExpireTime);
		(*((DWORDLONG*)&ftExpireTime))-=((DWORDLONG)dwTime*FILETIME_SECOND);
		dwRetErrorCode = ERROR_NOT_FOUND;
		ListMTLock(&pmrasqSendQueue->lmtListMT);
		ListMTIteratorMoveFirst(&pmrasqSendQueue->lmtListMT, &lmtiIterator);
		do
		{// öèêë
			if (ListMTIteratorGet(&lmtiIterator, NULL, (LPVOID*)&pmrasqiSendQueueItem) == NO_ERROR)
			if ((*((DWORDLONG*)&ftExpireTime))>(*((DWORDLONG*)&pmrasqiSendQueueItem->ftSendTime)))
			{
				if (pdwCMDNum)		(*pdwCMDNum) = pmrasqiSendQueueItem->dwCMDNum;
				if (pdwFlags)		(*pdwFlags) = pmrasqiSendQueueItem->dwFlags;
				if (phContact)		(*phContact) = pmrasqiSendQueueItem->hContact;
				if (pdwAckType)		(*pdwAckType) = pmrasqiSendQueueItem->dwAckType;
				if (plpbData)		(*plpbData) = pmrasqiSendQueueItem->lpbData;
				if (pdwDataSize)	(*pdwDataSize) = pmrasqiSendQueueItem->dwDataSize;
				dwRetErrorCode = NO_ERROR;
				break;
			}
		}while (ListMTIteratorMoveNext(&lmtiIterator));
		ListMTUnLock(&pmrasqSendQueue->lmtListMT);
	}else {
		dwRetErrorCode = ERROR_INVALID_HANDLE;
	}
return(dwRetErrorCode);
}