153 lines
3.8 KiB
C
153 lines
3.8 KiB
C
/*
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* Copyright (C) 2013 Glyptodon LLC
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#ifndef _GUAC_RDP_STREAM_H
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#define _GUAC_RDP_STREAM_H
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#include "config.h"
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#include "rdp_svc.h"
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#include <stdint.h>
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/**
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* The transfer status of a file being downloaded.
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*/
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typedef struct guac_rdp_download_status {
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/**
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* The file ID of the file being downloaded.
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*/
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int file_id;
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/**
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* The current position within the file.
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*/
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uint64_t offset;
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} guac_rdp_download_status;
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/**
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* Structure which represents the current state of an upload.
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*/
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typedef struct guac_rdp_upload_status {
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/**
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* The overall offset within the file that the next write should
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* occur at.
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*/
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int offset;
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/**
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* The ID of the file being written to.
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*/
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int file_id;
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} guac_rdp_upload_status;
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/**
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* All available stream types.
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*/
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typedef enum guac_rdp_stream_type {
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/**
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* An in-progress file upload.
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*/
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GUAC_RDP_UPLOAD_STREAM,
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/**
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* An in-progress file download.
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*/
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GUAC_RDP_DOWNLOAD_STREAM,
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/**
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* The inbound half of a static virtual channel.
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*/
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GUAC_RDP_INBOUND_SVC_STREAM
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} guac_rdp_stream_type;
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/**
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* Variable-typed stream data.
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*/
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typedef struct guac_rdp_stream {
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/**
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* The type of this stream.
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*/
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guac_rdp_stream_type type;
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/**
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* The file upload status. Only valid for GUAC_RDP_UPLOAD_STREAM.
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*/
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guac_rdp_upload_status upload_status;
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/**
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* The file upload status. Only valid for GUAC_RDP_DOWNLOAD_STREAM.
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*/
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guac_rdp_download_status download_status;
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/**
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* Associated SVC instance. Only valid for GUAC_RDP_INBOUND_SVC_STREAM.
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*/
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guac_rdp_svc* svc;
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} guac_rdp_stream;
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/**
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* Handler for inbound files related to file uploads.
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*/
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int guac_rdp_upload_file_handler(guac_client* client, guac_stream* stream,
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char* mimetype, char* filename);
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/**
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* Handler for inbound pipes related to static virtual channels.
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*/
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int guac_rdp_svc_pipe_handler(guac_client* client, guac_stream* stream,
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char* mimetype, char* name);
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/**
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* Handler for stream data related to file uploads.
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*/
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int guac_rdp_upload_blob_handler(guac_client* client, guac_stream* stream,
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void* data, int length);
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/**
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* Handler for stream data related to static virtual channels.
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*/
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int guac_rdp_svc_blob_handler(guac_client* client, guac_stream* stream,
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void* data, int length);
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/**
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* Handler for end-of-stream related to file uploads.
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*/
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int guac_rdp_upload_end_handler(guac_client* client, guac_stream* stream);
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/**
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* Handler for acknowledgements of receipt of data related to file downloads.
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*/
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int guac_rdp_download_ack_handler(guac_client* client, guac_stream* stream,
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char* message, guac_protocol_status status);
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#endif
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