/** @file | |
The prototype of driver binding and service binding protocol for TCP driver. | |
Copyright (c) 2009 - 2014, Intel Corporation. All rights reserved.<BR> | |
This program and the accompanying materials | |
are licensed and made available under the terms and conditions of the BSD License | |
which accompanies this distribution. The full text of the license may be found at | |
http://opensource.org/licenses/bsd-license.php. | |
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, | |
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. | |
**/ | |
#ifndef _TCP_DRIVER_H_ | |
#define _TCP_DRIVER_H_ | |
#define TCP_DRIVER_SIGNATURE SIGNATURE_32 ('T', 'C', 'P', 'D') | |
#define TCP_PORT_KNOWN 1024 | |
#define TCP_PORT_USER_RESERVED 65535 | |
typedef struct _TCP_HEARTBEAT_TIMER { | |
EFI_EVENT TimerEvent; | |
INTN RefCnt; | |
} TCP_HEARTBEAT_TIMER; | |
typedef struct _TCP_SERVICE_DATA { | |
UINT32 Signature; | |
EFI_HANDLE ControllerHandle; | |
EFI_HANDLE DriverBindingHandle; | |
UINT8 IpVersion; | |
IP_IO *IpIo; | |
EFI_SERVICE_BINDING_PROTOCOL ServiceBinding; | |
LIST_ENTRY SocketList; | |
} TCP_SERVICE_DATA; | |
typedef struct _TCP_PROTO_DATA { | |
TCP_SERVICE_DATA *TcpService; | |
TCP_CB *TcpPcb; | |
} TCP_PROTO_DATA; | |
#define TCP_SERVICE_FROM_THIS(a) \ | |
CR ( \ | |
(a), \ | |
TCP_SERVICE_DATA, \ | |
ServiceBinding, \ | |
TCP_DRIVER_SIGNATURE \ | |
) | |
// | |
// Function prototype for the driver's entry point | |
// | |
/** | |
The entry point for Tcp driver, used to install Tcp driver on the ImageHandle. | |
@param[in] ImageHandle The firmware allocated handle for this driver image. | |
@param[in] SystemTable Pointer to the EFI system table. | |
@retval EFI_SUCCESS The driver loaded. | |
@retval other The driver did not load. | |
**/ | |
EFI_STATUS | |
EFIAPI | |
TcpDriverEntryPoint ( | |
IN EFI_HANDLE ImageHandle, | |
IN EFI_SYSTEM_TABLE *SystemTable | |
); | |
// | |
// Function prototypes for the Driver Binding Protocol | |
// | |
/** | |
Test to see if this driver supports ControllerHandle. | |
@param[in] This Protocol instance pointer. | |
@param[in] ControllerHandle Handle of the device to test. | |
@param[in] RemainingDevicePath Optional parameter use to pick a specific | |
child device to start. | |
@retval EFI_SUCCESS This driver supports this device. | |
@retval EFI_ALREADY_STARTED This driver is already running on this device. | |
@retval other This driver does not support this device. | |
**/ | |
EFI_STATUS | |
EFIAPI | |
Tcp4DriverBindingSupported ( | |
IN EFI_DRIVER_BINDING_PROTOCOL *This, | |
IN EFI_HANDLE ControllerHandle, | |
IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath OPTIONAL | |
); | |
/** | |
Start this driver on ControllerHandle. | |
@param[in] This Protocol instance pointer. | |
@param[in] ControllerHandle Handle of device to bind driver to. | |
@param[in] RemainingDevicePath Optional parameter use to pick a specific child | |
device to start. | |
@retval EFI_SUCCESS The driver was added to ControllerHandle. | |
@retval EFI_OUT_OF_RESOURCES There are not enough resources to start the | |
driver. | |
@retval other The driver cannot be added to ControllerHandle. | |
**/ | |
EFI_STATUS | |
EFIAPI | |
Tcp4DriverBindingStart ( | |
IN EFI_DRIVER_BINDING_PROTOCOL *This, | |
IN EFI_HANDLE ControllerHandle, | |
IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath OPTIONAL | |
); | |
/** | |
Stop this driver on ControllerHandle. | |
@param[in] This A pointer to the EFI_DRIVER_BINDING_PROTOCOL instance. | |
@param[in] ControllerHandle A handle to the device being stopped. The handle must | |
support a bus specific I/O protocol for the driver | |
to use to stop the device. | |
@param[in] NumberOfChildren The number of child device handles in ChildHandleBuffer. | |
@param[in] ChildHandleBuffer An array of child handles to be freed. May be NULL | |
if NumberOfChildren is 0. | |
@retval EFI_SUCCESS The device was stopped. | |
@retval EFI_DEVICE_ERROR The device could not be stopped due to a device error. | |
**/ | |
EFI_STATUS | |
EFIAPI | |
Tcp4DriverBindingStop ( | |
IN EFI_DRIVER_BINDING_PROTOCOL *This, | |
IN EFI_HANDLE ControllerHandle, | |
IN UINTN NumberOfChildren, | |
IN EFI_HANDLE *ChildHandleBuffer OPTIONAL | |
); | |
/** | |
Test to see if this driver supports ControllerHandle. | |
@param[in] This Protocol instance pointer. | |
@param[in] ControllerHandle Handle of the device to test. | |
@param[in] RemainingDevicePath Optional parameter use to pick a specific | |
child device to start. | |
@retval EFI_SUCCESS This driver supports this device. | |
@retval EFI_ALREADY_STARTED This driver is already running on this device. | |
@retval other This driver does not support this device. | |
**/ | |
EFI_STATUS | |
EFIAPI | |
Tcp6DriverBindingSupported ( | |
IN EFI_DRIVER_BINDING_PROTOCOL *This, | |
IN EFI_HANDLE ControllerHandle, | |
IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath OPTIONAL | |
); | |
/** | |
Start this driver on ControllerHandle. | |
@param[in] This Protocol instance pointer. | |
@param[in] ControllerHandle Handle of device to bind driver to. | |
@param[in] RemainingDevicePath Optional parameter use to pick a specific child | |
device to start. | |
@retval EFI_SUCCESS The driver was added to ControllerHandle. | |
@retval EFI_OUT_OF_RESOURCES There are not enough resources to start the | |
driver. | |
@retval other The driver cannot be added to ControllerHandle. | |
**/ | |
EFI_STATUS | |
EFIAPI | |
Tcp6DriverBindingStart ( | |
IN EFI_DRIVER_BINDING_PROTOCOL *This, | |
IN EFI_HANDLE ControllerHandle, | |
IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath OPTIONAL | |
); | |
/** | |
Stop this driver on ControllerHandle. | |
@param[in] This A pointer to the EFI_DRIVER_BINDING_PROTOCOL instance. | |
@param[in] ControllerHandle A handle to the device being stopped. The handle must | |
support a bus specific I/O protocol for the driver | |
to use to stop the device. | |
@param[in] NumberOfChildren The number of child device handles in ChildHandleBuffer. | |
@param[in] ChildHandleBuffer An array of child handles to be freed. May be NULL | |
if NumberOfChildren is 0. | |
@retval EFI_SUCCESS The device was stopped. | |
@retval EFI_DEVICE_ERROR The device could not be stopped due to a device error. | |
**/ | |
EFI_STATUS | |
EFIAPI | |
Tcp6DriverBindingStop ( | |
IN EFI_DRIVER_BINDING_PROTOCOL *This, | |
IN EFI_HANDLE ControllerHandle, | |
IN UINTN NumberOfChildren, | |
IN EFI_HANDLE *ChildHandleBuffer OPTIONAL | |
); | |
/** | |
The Callback funtion called after the TCP socket is created. | |
@param[in] This Pointer to the socket just created. | |
@param[in] Context The context of the socket. | |
@retval EFI_SUCCESS This protocol is installed successfully. | |
@retval other An error occured. | |
**/ | |
EFI_STATUS | |
TcpCreateSocketCallback ( | |
IN SOCKET *This, | |
IN VOID *Context | |
); | |
/** | |
The callback function called before the TCP socket is to be destroyed. | |
@param[in] This The TCP socket to be destroyed. | |
@param[in] Context The context of the socket. | |
**/ | |
VOID | |
TcpDestroySocketCallback ( | |
IN SOCKET *This, | |
IN VOID *Context | |
); | |
// | |
// Function ptototypes for the ServiceBinding Prococol | |
// | |
/** | |
Creates a child handle with a set of TCP services. | |
The CreateChild() function installs a protocol on ChildHandle. | |
If ChildHandle is a pointer to NULL, then a new handle is created and returned in ChildHandle. | |
If ChildHandle is not a pointer to NULL, then the protocol installs on the existing ChildHandle. | |
@param[in] This Pointer to the EFI_SERVICE_BINDING_PROTOCOL instance. | |
@param[in, out] ChildHandle Pointer to the handle of the child to create. | |
If it is NULL, then a new handle is created. | |
If it is a pointer to an existing UEFI handle, | |
then the protocol is added to the existing UEFI handle. | |
@retval EFI_SUCCES The protocol was added to ChildHandle. | |
@retval EFI_INVALID_PARAMETER ChildHandle is NULL. | |
@retval EFI_OUT_OF_RESOURCES There are not enough resources available to create | |
the child. | |
@retval other The child handle was not created. | |
**/ | |
EFI_STATUS | |
EFIAPI | |
TcpServiceBindingCreateChild ( | |
IN EFI_SERVICE_BINDING_PROTOCOL *This, | |
IN OUT EFI_HANDLE *ChildHandle | |
); | |
/** | |
Destroys a child handle with a set of TCP services. | |
The DestroyChild() function does the opposite of CreateChild(). It removes a protocol | |
that was installed by CreateChild() from ChildHandle. If the removed protocol is the | |
last protocol on ChildHandle, then ChildHandle is destroyed. | |
@param This Pointer to the EFI_SERVICE_BINDING_PROTOCOL instance. | |
@param ChildHandle Handle of the child to destroy. | |
@retval EFI_SUCCES The protocol was removed from ChildHandle. | |
@retval EFI_UNSUPPORTED ChildHandle does not support the protocol that is being removed. | |
@retval EFI_INVALID_PARAMETER The child handle is NULL. | |
@retval EFI_ACCESS_DENIED The protocol could not be removed from the ChildHandle | |
because its services are being used. | |
@retval other The child handle was not destroyed. | |
**/ | |
EFI_STATUS | |
EFIAPI | |
TcpServiceBindingDestroyChild ( | |
IN EFI_SERVICE_BINDING_PROTOCOL *This, | |
IN EFI_HANDLE ChildHandle | |
); | |
#endif |