66 lines
1.8 KiB
C
66 lines
1.8 KiB
C
/**
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* FreeRDP: A Remote Desktop Protocol Implementation
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* RemoteFX USB Redirection
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*
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* Copyright 2012 Atrust corp.
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* Copyright 2012 Alfred Liu <alfred.liu@atruscorp.com>
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef __REQUEST_QUEUE_H
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#define __REQUEST_QUEUE_H
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#include "urbdrc_types.h"
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typedef struct _TRANSFER_REQUEST TRANSFER_REQUEST;
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typedef struct _REQUEST_QUEUE REQUEST_QUEUE;
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struct _TRANSFER_REQUEST
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{
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void* request;
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void* prev;
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void* next;
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UINT32 RequestId;
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BYTE endpoint;
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struct libusb_transfer *transfer;
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int submit;
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};
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struct _REQUEST_QUEUE
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{
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int request_num;
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TRANSFER_REQUEST* ireq; /* iterator request */
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TRANSFER_REQUEST* head; /* head request in linked queue */
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TRANSFER_REQUEST* tail; /* tail request in linked queue */
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pthread_mutex_t request_loading;
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/* request queue manager service */
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void (*rewind) (REQUEST_QUEUE *queue);
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int (*has_next) (REQUEST_QUEUE* queue);
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int (*unregister_request) (REQUEST_QUEUE *queue, UINT32 RequestId);
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TRANSFER_REQUEST *(*get_next) (REQUEST_QUEUE* queue);
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TRANSFER_REQUEST *(*get_request_by_ep) (REQUEST_QUEUE *queue, BYTE ep);
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TRANSFER_REQUEST *(*register_request) (REQUEST_QUEUE* queue,
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UINT32 RequestId, struct libusb_transfer * transfer, BYTE endpoint);
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};
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REQUEST_QUEUE* request_queue_new();
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#endif /* __REQUEST_QUEUE_H */
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