summaryrefslogtreecommitdiff
path: root/protocols/MRA/src/MraSendQueue.cpp
blob: 53d6f1345d5429b8ba73c1a14b78e5bc6fef867f (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
#include "Mra.h"
#include "MraSendQueue.h"

struct MRA_SEND_QUEUE : public LIST_MT
{
	DWORD dwSendTimeOutInterval;
};

struct MRA_SEND_QUEUE_ITEM : public LIST_MT_ITEM
{
	// internal
	FILETIME ftSendTime;

	// external
	DWORD    dwCMDNum;
	DWORD    dwFlags;
	HANDLE   hContact;
	DWORD    dwAckType;
	LPBYTE   lpbData;
	size_t   dwDataSize;
};

#define FILETIME_SECOND			((DWORDLONG)10000000)

DWORD MraSendQueueInitialize(DWORD dwSendTimeOutInterval, HANDLE *phSendQueueHandle)
{
	if (!phSendQueueHandle)
		return ERROR_INVALID_HANDLE;

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

void MraSendQueueDestroy(HANDLE hSendQueueHandle)
{
	if (!hSendQueueHandle)
		return;

	MRA_SEND_QUEUE *pmrasqSendQueue = (MRA_SEND_QUEUE*)hSendQueueHandle;
	MRA_SEND_QUEUE_ITEM *pmrasqiSendQueueItem;
	{
		mt_lock l(pmrasqSendQueue);
		while ( !ListMTItemGetFirst(pmrasqSendQueue, NULL, (LPVOID*)&pmrasqiSendQueueItem)) {
			ListMTItemDelete(pmrasqSendQueue, pmrasqiSendQueueItem);
			mir_free(pmrasqiSendQueueItem);
		}
	}

	ListMTDestroy(pmrasqSendQueue);
	mir_free(pmrasqSendQueue);
}


DWORD MraSendQueueAdd(HANDLE hSendQueueHandle, DWORD dwCMDNum, DWORD dwFlags, HANDLE hContact, DWORD dwAckType, LPBYTE lpbData, size_t dwDataSize)
{
	if (!hSendQueueHandle || !dwCMDNum)
		return ERROR_INVALID_HANDLE;

	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)
		return GetLastError();

	GetSystemTimeAsFileTime(&pmrasqiSendQueueItem->ftSendTime);
	pmrasqiSendQueueItem->dwCMDNum = dwCMDNum;
	pmrasqiSendQueueItem->dwFlags = dwFlags;
	pmrasqiSendQueueItem->hContact = hContact;
	pmrasqiSendQueueItem->dwAckType = dwAckType;
	pmrasqiSendQueueItem->lpbData = lpbData;
	pmrasqiSendQueueItem->dwDataSize = dwDataSize;

	mt_lock l(pmrasqSendQueue);
	ListMTItemAdd(pmrasqSendQueue, pmrasqiSendQueueItem, pmrasqiSendQueueItem);
	return 0;
}

DWORD MraSendQueueFree(HANDLE hSendQueueHandle, DWORD dwCMDNum)
{
	if (!hSendQueueHandle)
		return ERROR_INVALID_HANDLE;

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

	mt_lock l(pmrasqSendQueue);
	ListMTIteratorMoveFirst(pmrasqSendQueue, &lmtiIterator);
	do {
		if ( !ListMTIteratorGet(&lmtiIterator, NULL, (LPVOID*)&pmrasqiSendQueueItem))
		if (pmrasqiSendQueueItem->dwCMDNum == dwCMDNum) {
			ListMTItemDelete(pmrasqSendQueue, pmrasqiSendQueueItem);
			mir_free(pmrasqiSendQueueItem);
			return 0;
		}
	}
		while (ListMTIteratorMoveNext(&lmtiIterator));

	return ERROR_NOT_FOUND;
}

DWORD MraSendQueueFind(HANDLE hSendQueueHandle, DWORD dwCMDNum, DWORD *pdwFlags, HANDLE *phContact, DWORD *pdwAckType, LPBYTE *plpbData, size_t *pdwDataSize)
{
	if (!hSendQueueHandle)
		return ERROR_INVALID_HANDLE;

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

	mt_lock l(pmrasqSendQueue);
	ListMTIteratorMoveFirst(pmrasqSendQueue, &lmtiIterator);
	do {
		if ( !ListMTIteratorGet(&lmtiIterator, NULL, (LPVOID*)&pmrasqiSendQueueItem))
		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;
			return 0;
		}
	}
		while (ListMTIteratorMoveNext(&lmtiIterator));

	return ERROR_NOT_FOUND;
}

DWORD MraSendQueueFindOlderThan(HANDLE hSendQueueHandle, DWORD dwTime, DWORD *pdwCMDNum, DWORD *pdwFlags, HANDLE *phContact, DWORD *pdwAckType, LPBYTE *plpbData, size_t *pdwDataSize)
{
	if (!hSendQueueHandle)
		return ERROR_INVALID_HANDLE;

	FILETIME ftExpireTime;
	GetSystemTimeAsFileTime(&ftExpireTime);
	(*((DWORDLONG*)&ftExpireTime))-=((DWORDLONG)dwTime*FILETIME_SECOND);
	
	MRA_SEND_QUEUE *pmrasqSendQueue = (MRA_SEND_QUEUE*)hSendQueueHandle;
	mt_lock l(pmrasqSendQueue);

	LIST_MT_ITERATOR lmtiIterator;
	ListMTIteratorMoveFirst(pmrasqSendQueue, &lmtiIterator);
	do {
		MRA_SEND_QUEUE_ITEM *pmrasqiSendQueueItem;
		if ( !ListMTIteratorGet(&lmtiIterator, NULL, (LPVOID*)&pmrasqiSendQueueItem))
		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;
			return 0;
		}
	}
		while (ListMTIteratorMoveNext(&lmtiIterator));

	return ERROR_NOT_FOUND;
}