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/** @file
Dhcp6 internal functions declaration.
Copyright (c) 2009 - 2012, Intel Corporation. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
#ifndef __EFI_DHCP6_IO_H__
#define __EFI_DHCP6_IO_H__
/**
Clean up the specific nodes in the retry list.
@param[in] Instance The pointer to the Dhcp6 instance.
@param[in] Scope The scope of cleanup nodes.
**/
VOID
Dhcp6CleanupRetry (
IN DHCP6_INSTANCE *Instance,
IN UINT32 Scope
);
/**
Clean up the session of the instance stateful exchange.
@param[in, out] Instance The pointer to the Dhcp6 instance.
@param[in] Status The return status from udp.
**/
VOID
Dhcp6CleanupSession (
IN OUT DHCP6_INSTANCE *Instance,
IN EFI_STATUS Status
);
/**
Create the solicit message and send it.
@param[in] Instance The pointer to Dhcp6 instance.
@retval EFI_SUCCESS Create and send the solicit message successfully.
@retval EFI_OUT_OF_RESOURCES Required system resources could not be allocated.
@retval Others Failed to send the solicit message.
**/
EFI_STATUS
Dhcp6SendSolicitMsg (
IN DHCP6_INSTANCE *Instance
);
/**
Create the request message and send it.
@param[in] Instance The pointer to the Dhcp6 instance.
@retval EFI_SUCCESS Create and send the request message successfully.
@retval EFI_OUT_OF_RESOURCES Required system resources could not be allocated.
@retval EFI_DEVICE_ERROR An unexpected error.
@retval Others Failed to send the request message.
**/
EFI_STATUS
Dhcp6SendRequestMsg (
IN DHCP6_INSTANCE *Instance
);
/**
Create the renew/rebind message and send it.
@param[in] Instance The pointer to the Dhcp6 instance.
@param[in] RebindRequest If TRUE, it is a Rebind type message.
Otherwise, it is a Renew type message.
@retval EFI_SUCCESS Create and send the renew/rebind message successfully.
@retval EFI_OUT_OF_RESOURCES Required system resources could not be allocated.
@retval EFI_DEVICE_ERROR An unexpected error.
@retval Others Failed to send the renew/rebind message.
**/
EFI_STATUS
Dhcp6SendRenewRebindMsg (
IN DHCP6_INSTANCE *Instance,
IN BOOLEAN RebindRequest
);
/**
Create the decline message and send it.
@param[in] Instance The pointer to the Dhcp6 instance.
@param[in] DecIa The pointer to the decline Ia.
@retval EFI_SUCCESS Create and send the decline message successfully.
@retval EFI_OUT_OF_RESOURCES Required system resources could not be allocated.
@retval EFI_DEVICE_ERROR An unexpected error.
@retval Others Failed to send the decline message.
**/
EFI_STATUS
Dhcp6SendDeclineMsg (
IN DHCP6_INSTANCE *Instance,
IN EFI_DHCP6_IA *DecIa
);
/**
Create the release message and send it.
@param[in] Instance The pointer to the Dhcp6 instance.
@param[in] RelIa The pointer to the release Ia.
@retval EFI_SUCCESS Create and send the release message successfully.
@retval EFI_OUT_OF_RESOURCES Required system resources could not be allocated.
@retval EFI_DEVICE_ERROR An unexpected error.
@retval Others Failed to send the release message.
**/
EFI_STATUS
Dhcp6SendReleaseMsg (
IN DHCP6_INSTANCE *Instance,
IN EFI_DHCP6_IA *RelIa
);
/**
Start the information request process.
@param[in] Instance The pointer to the Dhcp6 instance.
@param[in] SendClientId If TRUE, the client identifier option will be included in
information request message. Otherwise, the client identifier
option will not be included.
@param[in] OptionRequest The pointer to the option request option.
@param[in] OptionCount The number options in the OptionList.
@param[in] OptionList The array pointers to the appended options.
@param[in] Retransmission The pointer to the retransmission control.
@param[in] TimeoutEvent The event of timeout.
@param[in] ReplyCallback The callback function when the reply was received.
@param[in] CallbackContext The pointer to the parameter passed to the callback.
@retval EFI_SUCCESS Start the info-request process successfully.
@retval EFI_OUT_OF_RESOURCES Required system resources could not be allocated.
@retval EFI_NO_MAPPING No source address is available for use.
@retval Others Failed to start the info-request process.
**/
EFI_STATUS
Dhcp6StartInfoRequest (
IN DHCP6_INSTANCE *Instance,
IN BOOLEAN SendClientId,
IN EFI_DHCP6_PACKET_OPTION *OptionRequest,
IN UINT32 OptionCount,
IN EFI_DHCP6_PACKET_OPTION *OptionList[] OPTIONAL,
IN EFI_DHCP6_RETRANSMISSION *Retransmission,
IN EFI_EVENT TimeoutEvent OPTIONAL,
IN EFI_DHCP6_INFO_CALLBACK ReplyCallback,
IN VOID *CallbackContext OPTIONAL
);
/**
Create the information request message and send it.
@param[in] Instance The pointer to the Dhcp6 instance.
@param[in] InfCb The pointer to the information request control block.
@param[in] SendClientId If TRUE, the client identifier option will be included in
information request message. Otherwise, the client identifier
option will not be included.
@param[in] OptionRequest The pointer to the option request option.
@param[in] OptionCount The number options in the OptionList.
@param[in] OptionList The array pointers to the appended options.
@param[in] Retransmission The pointer to the retransmission control.
@retval EFI_SUCCESS Create and send the info-request message successfully.
@retval EFI_OUT_OF_RESOURCES Required system resources could not be allocated.
@retval Others Failed to send the info-request message.
**/
EFI_STATUS
Dhcp6SendInfoRequestMsg (
IN DHCP6_INSTANCE *Instance,
IN DHCP6_INF_CB *InfCb,
IN BOOLEAN SendClientId,
IN EFI_DHCP6_PACKET_OPTION *OptionRequest,
IN UINT32 OptionCount,
IN EFI_DHCP6_PACKET_OPTION *OptionList[],
IN EFI_DHCP6_RETRANSMISSION *Retransmission
);
/**
The receive callback function for the Dhcp6 exchange process.
@param[in] Udp6Wrap The pointer to the received net buffer.
@param[in] EndPoint The pointer to the udp end point.
@param[in] IoStatus The return status from udp io.
@param[in] Context The opaque parameter to the function.
**/
VOID
EFIAPI
Dhcp6ReceivePacket (
IN NET_BUF *Udp6Wrap,
IN UDP_END_POINT *EndPoint,
IN EFI_STATUS IoStatus,
IN VOID *Context
);
/**
The timer routine of the Dhcp6 instance for each second.
@param[in] Event The timer event.
@param[in] Context The opaque parameter to the function.
**/
VOID
EFIAPI
Dhcp6OnTimerTick (
IN EFI_EVENT Event,
IN VOID *Context
);
#endif
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