/**

 * FreeRDP: A Remote Desktop Protocol Implementation

 * SSH Agent Virtual Channel Extension

 *

 * Copyright 2017 Ben Cohen

 *

 * Licensed under the Apache License, Version 2.0 (the "License");

 * you may not use this file except in compliance with the License.

 * You may obtain a copy of the License at

 *

 *     http://www.apache.org/licenses/LICENSE-2.0

 *

 * Unless required by applicable law or agreed to in writing, software

 * distributed under the License is distributed on an "AS IS" BASIS,

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

 * See the License for the specific language governing permissions and

 * limitations under the License.

 */

#ifndef FREERDP_CHANNEL_CLIENT_SSHAGENT_H

#define FREERDP_CHANNEL_CLIENT_SSHAGENT_H

#include <freerdp/types.h>

#include <freerdp/message.h>

#include <freerdp/channels/cliprdr.h>

#include <freerdp/freerdp.h>

typedef struct _sshagent_client_context

{

  int ProtocolVersion;

  int MaxConnections;

} SSHAgentClientContext;

/*

 * The channel is defined by the sshagent channel in xrdp as follows.

 *

 * Server to client commands

 * -------------------------

 *

 * Capabilities (at start of channel stream):

 *

 *    INT32  SA_TAG_CAPABILITY

 *    INT32  SSHAGENT_CHAN_PROT_VERSION := 1

 *    INT32  SSHAGENT_MAX_CONNECTIONS

 *

 * Open connection:

 *

 *    INT32  SA_TAG_OPEN

 *    INT32  Connection id (0, ..., SSHAGENT_MAX_CONNECTIONS - 1)

 *

 * Send data:

 * 

 *    INT32  SA_TAG_WRITE

 *    INT32  Connection id (0, ..., SSHAGENT_MAX_CONNECTIONS - 1)

 *    INT32  Data length

 *    DATA   ...

 *

 * Close connection:

 *

 *    INT32  SA_TAG_CLOSE

 *    INT32  Connection id (0, ..., SSHAGENT_MAX_CONNECTIONS - 1)

 *      

 * Client to server commands

 * -------------------------

 *

 * Capabilities (in reply to server capabilities):

 *

 *    INT32  SA_TAG_CAPABILITY

 *    INT32  SSHAGENT_CHAN_PROT_VERSION := 1

 *    INT32  SSHAGENT_MAX_CONNECTIONS

 *

 * Send data:

 * 

 *    INT32  SA_TAG_WRITE

 *    INT32  Connection id (0, ..., SSHAGENT_MAX_CONNECTIONS - 1)

 *    INT32  Data length

 *    DATA   ...

 *

 * Close connection (abnormal):

 *

 *    INT32  SA_TAG_CLOSE

 *    INT32  Connection id (0, ..., SSHAGENT_MAX_CONNECTIONS - 1)

 */

#endif /* FREERDP_CHANNEL_CLIENT_SSHAGENT_H */