Esempio n. 1
0
// ------------------------------------------------------------
void Qaullib_UserTouchIp(union olsr_ip_addr *ip, float linkcost)
{
	struct qaul_user_LL_item *user;

	if(QAUL_DEBUG)
		printf("Qaullib_UserTouchIp \n");

	// check if user exists in LL
	if(Qaullib_User_LL_IpSearch (ip, &user))
	{
		if(QAUL_DEBUG)
			printf("user exists \n");

		// if user exists: update lastseen_at
		if(user->changed >= QAUL_USERCHANGED_DELETED)
		{
			if(user->type == QAUL_USERTYPE_KNOWN)
				user->changed = QAUL_USERCHANGED_MODIFIED;
			else
				user->changed = QAUL_USERCHANGED_UNCHANGED;
		}

		// set link cost
		if(linkcost > 20.0)
		{
			// delete this user
			if(user->changed < QAUL_USERCHANGED_DELETED)
				user->changed = QAUL_USERCHANGED_DELETED;
		}
		else
		{
			if( user->changed >= QAUL_USERCHANGED_DELETED &&
				linkcost <= 10.0)
			{
				user->changed = QAUL_USERCHANGED_MODIFIED;
			}
			else if(Qaullib_UserLinkcost2Img(user->lq) != Qaullib_UserLinkcost2Img(linkcost))
			{
				user->changed = QAUL_USERCHANGED_MODIFIED;
			}
		}
		user->lq = linkcost;

		// set last seen time stamp
		user->time = time(NULL);
	}
	else
	{
		if(QAUL_DEBUG)
			printf("user does not exist, create it \n");

		// if user does not exist: create user
		user = Qaullib_User_LL_Add (ip);
		user->lq = linkcost;
	}
}
// ------------------------------------------------------------
void Qaullib_User_LL_IpTouch (union olsr_ip_addr *ip, float linkcost)
{
	struct qaul_user_LL_node mynode;
	struct qaul_user_LL_item *new_item;
	Qaullib_User_LL_InitNodeWithIP(&mynode, ip);
	int ip_exists;

	ip_exists = 0;

	while(Qaullib_User_LL_NextItem(&mynode))
	{
		if(memcmp(&mynode.item->ip, ip, qaul_ip_size) == 0)
		{
			// check if it is a real user
			if(mynode.item->type != QAUL_USERTYPE_WEB_KNOWN)
			{
				ip_exists = 1;

				mynode.item->time = time(NULL);

				// if user exists: update lastseen_at
				if(mynode.item->changed >= QAUL_USERCHANGED_DELETED)
				{
					if(mynode.item->type == QAUL_USERTYPE_KNOWN)
						mynode.item->changed = QAUL_USERCHANGED_MODIFIED;
					else
						mynode.item->changed = QAUL_USERCHANGED_UNCHANGED;
				}

				// set link cost
				if(linkcost > 20.0)
				{
					// delete this user
					if(mynode.item->changed < QAUL_USERCHANGED_DELETED)
						mynode.item->changed = QAUL_USERCHANGED_DELETED;
				}
				else
				{
					if( mynode.item->changed >= QAUL_USERCHANGED_DELETED &&
						linkcost <= 10.0)
					{
						mynode.item->changed = QAUL_USERCHANGED_MODIFIED;
					}
					else if(Qaullib_UserLinkcost2Img(mynode.item->lq) != Qaullib_UserLinkcost2Img(linkcost))
					{
						mynode.item->changed = QAUL_USERCHANGED_MODIFIED;
					}
				}
			}

			// update link cost
			mynode.item->lq = linkcost;
		}
	}

	// create new entry if none exists
	if(ip_exists == 0)
	{
		new_item = Qaullib_User_LL_Add (ip, 0);
		new_item->lq = linkcost;
	}

	return;
}