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| MXAddEndingProcedure |
C
NetProg Library |
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#include
"mx.h"
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int MXAddEndingProcedure (MXCom* pcom, int (*funct)(MXCom* pcom, void* applicationfield), void* applicationfield) |
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| Parameters |
Description |
| pcom |
the
connection instance |
| funct |
the
function to call when the connection is closed |
| applicationfield |
Programmer-specified
data sent to the callback function |
This function adds a
callback to the connection instance pcom. The callback is triggered when
the connection instance
pcom is closed.
If an error occurs on
the connection the MX manager automatically calls the callback funct
and closes the connection
applicationfield specifies
the argument that is to be passed to the specified procedure when it is invoked
Return
Values : if error
-1 else returns a value > 0
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int OnCloseFile (MXCom* pcom, void* appfield)
{
grConnexionFichier = MXOpenFile (pcom->MX, "MyFileName", "w",
IOPROTO_STORE, 'D', 63);
MXCloseCom (pcom->MX, grConnexionFichier);
grConnexionFichier = NULL;
return 1;
}
...
int main ()
{
grConnexionFichier =
MXOpenFile (pcom->MX, "MyFileName", "r", IOPROTO_STORE, 'D', 63);
if (grConnexionFichier)
{
MXMessage* pmessage;
MXAddEndingProcedure (grConnexionFichier, OnCloseFile, NULL);
while (pmessage = MXRecv (pcom->MX, grConnexionFichier))
{
MXPutThisMessage (pcom, pmessage);
MXFreeMessage (pmessage);
}
MXCloseCom (pcom->MX, grConnexionFichier);
}
...
} |
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