/**
Destroy a socket.
@param Sock Pointer to the socket.
**/
VOID
SockDestroy (
IN OUT SOCKET *Sock
)
{
ASSERT (SockStream == Sock->Type);
//
// Flush the completion token buffered
// by sock and rcv, snd buffer
//
if (!SOCK_IS_UNCONFIGURED (Sock)) {
SockConnFlush (Sock);
SockSetState (Sock, SO_CLOSED);
Sock->ConfigureState = SO_UNCONFIGURED;
}
//
// Destroy the RcvBuffer Queue and SendBuffer Queue
//
NetbufQueFree (Sock->RcvBuffer.DataQueue);
NetbufQueFree (Sock->SndBuffer.DataQueue);
//
// Remove it from parent connection list if needed
//
if (Sock->Parent != NULL) {
RemoveEntryList (&(Sock->ConnectionList));
(Sock->Parent->ConnCnt)--;
DEBUG (
(EFI_D_NET,
"SockDestroy: Delete a unaccepted socket from parent"
"now conncnt is %d\n",
Sock->Parent->ConnCnt)
);
Sock->Parent = NULL;
}
FreePool (Sock);
return ;
}
/**
Called by the low layer protocol to indicate the connection is closed.
This function flushes the socket, sets the state to SO_CLOSED and signals
the close token.
@param Sock Pointer to the socket associated with the closed
connection.
**/
VOID
SockConnClosed (
IN OUT SOCKET *Sock
)
{
if (Sock->CloseToken != NULL) {
SIGNAL_TOKEN (Sock->CloseToken, EFI_SUCCESS);
Sock->CloseToken = NULL;
}
SockConnFlush (Sock);
SockSetState (Sock, SO_CLOSED);
if (Sock->Parent != NULL) {
SockDestroyChild (Sock);
}
}
/**
Destroy a socket.
@param Sock Pointer to the socket.
**/
VOID
SockDestroy (
IN OUT SOCKET *Sock
)
{
VOID *SockProtocol;
EFI_GUID *ProtocolGuid;
EFI_STATUS Status;
ASSERT (SockStream == Sock->Type);
if (Sock->DestroyCallback != NULL) {
Sock->DestroyCallback (Sock, Sock->Context);
}
//
// Flush the completion token buffered
// by sock and rcv, snd buffer
//
if (!SOCK_IS_UNCONFIGURED (Sock)) {
SockConnFlush (Sock);
SockSetState (Sock, SO_CLOSED);
Sock->ConfigureState = SO_UNCONFIGURED;
}
//
// Destory the RcvBuffer Queue and SendBuffer Queue
//
NetbufQueFree (Sock->RcvBuffer.DataQueue);
NetbufQueFree (Sock->SndBuffer.DataQueue);
//
// Remove it from parent connection list if needed
//
if (Sock->Parent != NULL) {
RemoveEntryList (&(Sock->ConnectionList));
(Sock->Parent->ConnCnt)--;
DEBUG (
(EFI_D_INFO,
"SockDestory: Delete a unaccepted socket from parent"
"now conncnt is %d\n",
Sock->Parent->ConnCnt)
);
Sock->Parent = NULL;
}
//
// Set the protocol guid and driver binding handle
// in the light of Sock->SockType
//
ProtocolGuid = &gEfiTcp4ProtocolGuid;
//
// Retrieve the protocol installed on this sock
//
Status = gBS->OpenProtocol (
Sock->SockHandle,
ProtocolGuid,
&SockProtocol,
Sock->DriverBinding,
Sock->SockHandle,
EFI_OPEN_PROTOCOL_GET_PROTOCOL
);
if (EFI_ERROR (Status)) {
DEBUG ((EFI_D_ERROR, "SockDestroy: Open protocol installed "
"on socket failed with %r\n", Status));
goto FreeSock;
}
//
// Uninstall the protocol installed on this sock
// in the light of Sock->SockType
//
gBS->UninstallMultipleProtocolInterfaces (
Sock->SockHandle,
ProtocolGuid,
SockProtocol,
NULL
);
FreeSock:
FreePool (Sock);
return ;
}
