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89 lines
3.3 KiB
C
89 lines
3.3 KiB
C
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/** @file
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This file defines the EFI REST Protocol interface.
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Copyright (c) 2015, Intel Corporation. All rights reserved.<BR>
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SPDX-License-Identifier: BSD-2-Clause-Patent
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@par Revision Reference:
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This Protocol is introduced in UEFI Specification 2.5
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**/
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#ifndef __EFI_REST_PROTOCOL_H__
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#define __EFI_REST_PROTOCOL_H__
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#include <Protocol/Http.h>
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#define EFI_REST_PROTOCOL_GUID \
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{ \
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0x0db48a36, 0x4e54, 0xea9c, {0x9b, 0x09, 0x1e, 0xa5, 0xbe, 0x3a, 0x66, 0x0b } \
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}
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typedef struct _EFI_REST_PROTOCOL EFI_REST_PROTOCOL;
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/**
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Provides a simple HTTP-like interface to send and receive resources from a REST
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service.
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The SendReceive() function sends an HTTP request to this REST service, and returns a
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response when the data is retrieved from the service. RequestMessage contains the HTTP
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request to the REST resource identified by RequestMessage.Request.Url. The
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ResponseMessage is the returned HTTP response for that request, including any HTTP
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status.
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@param[in] This Pointer to EFI_REST_PROTOCOL instance for a particular
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REST service.
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@param[in] RequestMessage Pointer to the HTTP request data for this resource.
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@param[out] ResponseMessage Pointer to the HTTP response data obtained for this
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requested.
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@retval EFI_SUCCESS Operation succeeded.
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@retval EFI_INVALID_PARAMETER This, RequestMessage, or ResponseMessage are NULL.
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@retval EFI_DEVICE_ERROR An unexpected system or network error occurred.
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**/
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typedef
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EFI_STATUS
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(EFIAPI *EFI_REST_SEND_RECEIVE) (
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IN EFI_REST_PROTOCOL *This,
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IN EFI_HTTP_MESSAGE *RequestMessage,
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OUT EFI_HTTP_MESSAGE *ResponseMessage
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);
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/**
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The GetServiceTime() function is an optional interface to obtain the current time from
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this REST service instance. If this REST service does not support retrieving the time,
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this function returns EFI_UNSUPPORTED.
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@param[in] This Pointer to EFI_REST_PROTOCOL instance.
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@param[out] Time A pointer to storage to receive a snapshot of the
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current time of the REST service.
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@retval EFI_SUCCESS Operation succeeded
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@retval EFI_INVALID_PARAMETER This or Time are NULL.
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@retval EFI_UNSUPPORTED The RESTful service does not support returning the
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time.
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@retval EFI_DEVICE_ERROR An unexpected system or network error occurred.
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**/
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typedef
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EFI_STATUS
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(EFIAPI *EFI_REST_GET_TIME) (
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IN EFI_REST_PROTOCOL *This,
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OUT EFI_TIME *Time
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);
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///
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/// The EFI REST protocol is designed to be used by EFI drivers and applications to send
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/// and receive resources from a RESTful service. This protocol abstracts REST
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/// (Representational State Transfer) client functionality. This EFI protocol could be
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/// implemented to use an underlying EFI HTTP protocol, or it could rely on other
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/// interfaces that abstract HTTP access to the resources.
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///
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struct _EFI_REST_PROTOCOL {
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EFI_REST_SEND_RECEIVE SendReceive;
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EFI_REST_GET_TIME GetServiceTime;
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};
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extern EFI_GUID gEfiRestProtocolGuid;
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#endif
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