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/**
* xrdp: A Remote Desktop Protocol server.
*
* Copyright (C) Laxmikant Rashinkar 2013 LK.Rashinkar@gmail.com
*
* 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.
*
*/
/*
* smartcard redirection support
*/
#ifndef _SMARTCARD_C
#define _SMARTCARD_C
#include "parse.h"
#include "irp.h"
#include "trans.h"
#define SCARD_SHARE_EXCLUSIVE 0x00000001
#define SCARD_SHARE_SHARED 0x00000002
#define SCARD_SHARE_DIRECT 0x00000003
/* see [MS-RDPESC] 2.2.5 protocol identifier - Table A */
#define SCARD_PROTOCOL_UNDEFINED 0x00000000
#define SCARD_PROTOCOL_T0 0x00000001
#define SCARD_PROTOCOL_T1 0x00000002
#define SCARD_PROTOCOL_Tx 0x00000003
#define SCARD_PROTOCOL_RAW 0x00010000
/* see [MS-RDPESC] 2.2.5 protocol identifier - Table B */
#define SCARD_PROTOCOL_DEFAULT 0x80000000
#define SCARD_PROTOCOL_OPTIMAL 0x00000000
/* initialization type */
#define SCARD_LEAVE_CARD 0x00000000 /* do not do anything */
#define SCARD_RESET_CARD 0x00000001 /* reset smart card */
#define SCARD_UNPOWER_CARD 0x00000002 /* turn off and reset card */
struct xrdp_scard_io_request
{
tui32 dwProtocol;
tui32 cbPciLength;
int extra_bytes;
char *extra_data;
};
typedef struct reader_state
{
char reader_name[128];
tui32 current_state;
tui32 event_state;
tui32 atr_len; /* number of bytes in atr[] */
tui8 atr[36];
/*
* share mode flag, can be one of:
* SCARD_SHARE_EXCLUSIVE app not willing to share smartcard with other apps
* SCARD_SHARE_SHARED app willing to share smartcard with other apps
* SCARD_SHARE_DIRECT app demands direct control of smart card, hence
* it is not available to other readers
*/
tui32 dwShareMode;
/*
* This field MUST have a value from Table A which is logically
* OR'ed with a value from Table B.
*/
tui32 dwPreferredProtocols;
/*
* initialization type, must be one of the initialization type
* defined above
*/
tui32 init_type;
/* required by scard_send_transmit(), scard_send_control() */
tui32 map0;
tui32 map1;
tui32 map2;
tui32 map3;
tui32 map4;
tui32 map5;
tui32 map6;
tui32 dwProtocol;
tui32 cbPciLength;
tui32 cbSendLength;
tui32 cbRecvLength;
tui32 dwControlCode;
tui32 cbOutBufferSize;
tui32 dwAttribId;
tui32 dwAttrLen;
} READER_STATE;
void scard_device_announce(tui32 device_id);
int APP_CC scard_get_wait_objs(tbus *objs, int *count, int *timeout);
int APP_CC scard_check_wait_objs(void);
int APP_CC scard_init(void);
int APP_CC scard_deinit(void);
int APP_CC scard_send_establish_context(struct trans *con, int scope);
int APP_CC scard_send_release_context(struct trans *con, tui32 context);
int APP_CC scard_send_is_valid_context(struct trans *con, tui32 context);
int APP_CC scard_send_list_readers(struct trans *con, tui32 context, int wide);
int APP_CC scard_send_get_status_change(struct trans *con, tui32 context,
int wide, tui32 timeout,
tui32 num_readers, READER_STATE* rsa);
int APP_CC scard_send_connect(struct trans *con, tui32 context, int wide,
READER_STATE* rs);
int APP_CC scard_send_reconnect(struct trans *con, tui32 context,
tui32 sc_handle, READER_STATE* rs);
int APP_CC scard_send_begin_transaction(struct trans *con, tui32 sc_handle);
int APP_CC scard_send_end_transaction(struct trans *con, tui32 sc_handle,
tui32 dwDisposition);
int APP_CC scard_send_status(struct trans *con, int wide, tui32 sc_handle);
int APP_CC scard_send_disconnect(struct trans *con, tui32 context,
tui32 sc_handle, int dwDisposition);
int APP_CC scard_send_transmit(struct trans *con, tui32 sc_handle,
char *send_data, int send_bytes, int recv_bytes,
struct xrdp_scard_io_request *send_ior,
struct xrdp_scard_io_request *recv_ior);
int APP_CC scard_send_control(struct trans *con, tui32 context, tui32 sc_handle,
char *send_data, int send_bytes,
int recv_bytes, int control_code);
int APP_CC scard_send_cancel(struct trans *con, tui32 context);
int APP_CC scard_send_get_attrib(struct trans *con, tui32 sc_handle,
READER_STATE* rs);
/*
* Notes:
* SCardTransmit - partially done
* SCardControl - partially done
* SCardListReaderGroups - not supported
* SCardSetAttrib - not supported
*/
#endif /* end #ifndef _SMARTCARD_C */
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