Alaska Software Inc. - Advice needed for detecting IP connection ?
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AuthorTopic: Advice needed for detecting IP connection ?
Shum [MingYik]Advice needed for detecting IP connection ?
on Thu, 07 Sep 2006 15:11:04 +0800
Hello All,

I need some advice to detecting the IP connection still exist  within 
Xbase++ program ?

---------------------------
Shum [MingYik]
www.mingyik.com
---------------------------
Vladimir IahnencoRe: Advice needed for detecting IP connection ?
on Thu, 07 Sep 2006 10:26:12 -0400
Shum,
There are couple functions in wininet.dll. You may have a look at:
InternetGetConnectedStateEx in wininet.dll
InternetCheckConnection in wininet.dll
InternetAttemptConnect in wininet.dll
IsDestinationReachableA in SensAPI.dll

Regards,
Vladimir

"Shum [MingYik]" <shum@mingyik.com> wrote in message 
news:5bbd2a93$bfa3652$22b8fe@news.alaska-software.com...
> Hello All,
>
> I need some advice to detecting the IP connection still exist  within 
> Xbase++ program ?
>
> ---------------------------
> Shum [MingYik]
> www.mingyik.com
> --------------------------- 
>
>
Shum [MingYik]Re: Advice needed for detecting IP connection ?
on Fri, 08 Sep 2006 13:45:28 +0800
Hello Vladimir Iahnenco,


I want to Check the connection of two Xbase++ application (Client/Server)
throuh TCP/IP network (normally with asinet lib) ???

Any comment ?

Shum
www.mingyik.com



"Vladimir Iahnenco" <iahnenco@yahoo.com> glsD:14881653$32e1657e$22d626@news.alaska-software.com...
> Shum,
> There are couple functions in wininet.dll. You may have a look at:
> InternetGetConnectedStateEx in wininet.dll
> InternetCheckConnection in wininet.dll
> InternetAttemptConnect in wininet.dll
> IsDestinationReachableA in SensAPI.dll
>
> Regards,
> Vladimir
>
> "Shum [MingYik]" <shum@mingyik.com> wrote in message 
> news:5bbd2a93$bfa3652$22b8fe@news.alaska-software.com...
>> Hello All,
>>
>> I need some advice to detecting the IP connection still exist  within 
>> Xbase++ program ?
>>
>> ---------------------------
>> Shum [MingYik]
>> www.mingyik.com
>> --------------------------- 
>>
>>
>
>
Osvaldo Ramirez Re: Advice needed for detecting IP connection ?
on Fri, 08 Sep 2006 12:22:41 -0600
Hello Shum [MingYik]

Whay not using a socket to send data and recive data, so this way, I 
think is the form to know to see both conection are live.

Regards
Osvaldo Ramirez
Shum [MingYik]Re: Advice needed for detecting IP connection ?
on Sat, 09 Sep 2006 02:30:10 +0800
Hello Osvaldo Ramirez,

I already doen in this way ....
But In this way , I found lose in memory (no Master iin Xbase++ 1.8.XXX or 
the newest Xbase++ 1.90)

I think If  using Ping ICMP .... Please comment it ....


Shum
www.mingyik.com




"Osvaldo Ramirez" <ramirezosvaldo@prodigy.net.mx> 
???????:59022f57$ce152fb$246ed1@news.alaska-software.com...
> Hello Shum [MingYik]
>
> Whay not using a socket to send data and recive data, so this way, I think 
> is the form to know to see both conection are live.
>
> Regards
> Osvaldo Ramirez
Osvaldo Ramirez Re: Advice needed for detecting IP connection ?
on Sat, 09 Sep 2006 12:33:01 -0600
Dear Shum

I am using a ping function, but I think that is not work very well, 
talking about internet. So I changed in some part of my POS for ftp 
function to get and send info to the FTP Server of my client.

If you want I can post some code

Best Regards
Osvaldo Ramirez
Shum [MingYik]Re: Advice needed for detecting IP connection ?
on Sun, 10 Sep 2006 03:10:25 +0800
Hello Osvaldo Ramirez,

My aim is that , Once the TCP/IP link has been setup between client and 
Server,

The Server should check the TCP/IP links is still there or not ... If the 
link broken the the server
release the resource of the broken link and wait for the client connect 
again ....


Shum
www.mingyik.com





"Osvaldo Ramirez" <ramirezosvaldo@prodigy.net.mx> 
???????:25c07f78$629ff47e$250ef0@news.alaska-software.com...
> Dear Shum
>
> I am using a ping function, but I think that is not work very well, 
> talking about internet. So I changed in some part of my POS for ftp 
> function to get and send info to the FTP Server of my client.
>
> If you want I can post some code
>
> Best Regards
> Osvaldo Ramirez
Naresh Re: Advice needed for detecting IP connection ?
on Thu, 28 Sep 2006 10:15:00 +0100
Shum,

If the server is listening in blocked mode and receives 0 bytes means 
the client has dropped the connection.

-Naresh


Shum [MingYik] wrote:
> Hello Osvaldo Ramirez,
> 
> My aim is that , Once the TCP/IP link has been setup between client and 
> Server,
> 
> The Server should check the TCP/IP links is still there or not ... If the 
> link broken the the server
> release the resource of the broken link and wait for the client connect 
> again ....
> 
> 
> Shum
> www.mingyik.com
> 
> 
> 
> 
> 
> "Osvaldo Ramirez" <ramirezosvaldo@prodigy.net.mx> 
> ???????:25c07f78$629ff47e$250ef0@news.alaska-software.com...
> 
>>Dear Shum
>>
>>I am using a ping function, but I think that is not work very well, 
>>talking about internet. So I changed in some part of my POS for ftp 
>>function to get and send info to the FTP Server of my client.
>>
>>If you want I can post some code
>>
>>Best Regards
>>Osvaldo Ramirez 
> 
> 
>