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scard: added more messages

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This commit is contained in:
Laxmikant Rashinkar 2013-09-25 18:54:05 -07:00
parent db71bc5d8b
commit 52fb1f9854
3 changed files with 568 additions and 30 deletions
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544
sesman/chansrv/smartcard.c
View File

@ -104,7 +104,7 @@ do \
#define SCARD_IOCTL_INTRODUCE_READER 0x00090060 /* IntroduceReader */
#define SCARD_IOCTL_FORGET_READER 0x00090068 /* IntroduceReader */
#define SCARD_IOCTL_ADD_READER_TO_GROUP 0x00090070 /* AddReaderToGroup */
#define SCARD_IOCTL_REMOVE_READER_FROM_GROUP 0x00090078 /* RemoveReaderFromGroup */
#define SCARD_IOCTL_REMOVE_READER_FROM_GROUP 0x00090078 /* RemoveReaderFromGroup*/
#define SCARD_IOCTL_GET_STATUS_CHANGE_A 0x000900A0 /* GetStatusChangeA */
#define SCARD_IOCTL_GET_STATUS_CHANGE_W 0x000900A4 /* GetStatusChangeW */
#define SCARD_IOCTL_CANCEL 0x000900A8 /* Cancel */
@ -179,9 +179,21 @@ static void APP_CC scard_send_Reconnect(IRP* irp, tui32 context,
static void APP_CC scard_send_BeginTransaction(IRP* irp, tui32 sc_handle);
static void APP_CC scard_send_EndTransaction(IRP* irp, tui32 sc_handle);
static void APP_CC scard_send_Status(IRP* irp, int wide, tui32 sc_handle);
static void APP_CC scard_send_Disconnect(IRP* irp, tui32 context,
tui32 sc_handle);
static int APP_CC scard_send_Transmit(IRP* irp, tui32 sc_handle,
READER_STATE* rs);
static int APP_CC scard_send_Control(IRP* irp, tui32 context, tui32 sc_handle,
READER_STATE* rs);
static int APP_CC scard_send_Cancel(IRP* irp, tui32 context);
static int APP_CC scard_send_GetAttrib(IRP* irp, tui32 sc_handle,
READER_STATE* rs);
/******************************************************************************
** local callbacks into this module **
******************************************************************************/
@ -220,7 +232,8 @@ static void APP_CC scard_handle_BeginTransaction_Return(struct stream *s, IRP *i
tui32 IoStatus);
static void APP_CC scard_handle_EndTransaction_Return(struct stream *s, IRP *irp,
tui32 DeviceId, tui32 CompletionId,
tui32 DeviceId,
tui32 CompletionId,
tui32 IoStatus);
static void APP_CC scard_handle_Status_Return(struct stream *s, IRP *irp,
@ -231,6 +244,27 @@ static void APP_CC scard_handle_Disconnect_Return(struct stream *s, IRP *irp,
tui32 DeviceId, tui32 CompletionId,
tui32 IoStatus);
static void APP_CC scard_handle_Transmit_Return(struct stream *s, IRP *irp,
tui32 DeviceId,
tui32 CompletionId,
tui32 IoStatus);
static void APP_CC scard_handle_Control_Return(struct stream *s, IRP *irp,
tui32 DeviceId,
tui32 CompletionId,
tui32 IoStatus);
static void APP_CC scard_handle_Cancel_Return(struct stream *s, IRP *irp,
tui32 DeviceId,
tui32 CompletionId,
tui32 IoStatus);
static void APP_CC scard_handle_GetAttrib_Return(struct stream *s, IRP *irp,
tui32 DeviceId,
tui32 CompletionId,
tui32 IoStatus);
/******************************************************************************
** **
** externally accessible functions, defined in smartcard.h **
@ -626,6 +660,116 @@ scard_send_disconnect(struct trans *con, tui32 context, tui32 sc_handle)
return 0;
}
/**
* The Transmit_Call structure is used to send data to the smart card
* associated with a valid context.
*****************************************************************************/
int APP_CC
scard_send_transmit(struct trans *con, tui32 sc_handle, READER_STATE* rs)
{
IRP *irp;
/* setup up IRP */
if ((irp = devredir_irp_new()) == NULL)
{
log_error("system out of memory");
return 1;
}
irp->scard_index = g_scard_index;
irp->CompletionId = g_completion_id++;
irp->DeviceId = g_device_id;
irp->callback = scard_handle_Transmit_Return;
irp->user_data = con;
/* send IRP to client */
scard_send_Transmit(irp, sc_handle, rs);
return 0;
}
/**
* Communicate directly with the smart card reader
*****************************************************************************/
int APP_CC
scard_send_control(struct trans *con, tui32 context, tui32 sc_handle,
READER_STATE* rs)
{
IRP *irp;
/* setup up IRP */
if ((irp = devredir_irp_new()) == NULL)
{
log_error("system out of memory");
return 1;
}
irp->scard_index = g_scard_index;
irp->CompletionId = g_completion_id++;
irp->DeviceId = g_device_id;
irp->callback = scard_handle_Control_Return;
irp->user_data = con;
/* send IRP to client */
scard_send_Control(irp, context, sc_handle, rs);
return 0;
}
/**
* Cancel any outstanding calls
*****************************************************************************/
int APP_CC
scard_send_cancel(struct trans *con, tui32 context)
{
IRP *irp;
/* setup up IRP */
if ((irp = devredir_irp_new()) == NULL)
{
log_error("system out of memory");
return 1;
}
irp->scard_index = g_scard_index;
irp->CompletionId = g_completion_id++;
irp->DeviceId = g_device_id;
irp->callback = scard_handle_Cancel_Return;
irp->user_data = con;
/* send IRP to client */
scard_send_Cancel(irp, context);
return 0;
}
/**
* Get reader attributes
*****************************************************************************/
int APP_CC
scard_send_get_attrib(struct trans *con, tui32 sc_handle, READER_STATE* rs)
{
IRP *irp;
/* setup up IRP */
if ((irp = devredir_irp_new()) == NULL)
{
log_error("system out of memory");
return 1;
}
irp->scard_index = g_scard_index;
irp->CompletionId = g_completion_id++;
irp->DeviceId = g_device_id;
irp->callback = scard_handle_GetAttrib_Return;
irp->user_data = con;
/* send IRP to client */
scard_send_GetAttrib(irp, sc_handle, rs);
return 0;
}
/******************************************************************************
** **
** static functions local to this file **
@ -1151,15 +1295,15 @@ scard_send_Connect(IRP* irp, tui32 context, int wide, READER_STATE* rs)
* u32 4 bytes filler
* 20 bytes unused (s->p currently pointed here at unused[0])
* u32 4 bytes dwShareMode
* u32 4 bytes dwPreferredProtocol
* u32 4 bytes dwPreferredProtocols
* xx bytes reader name
* u32 4 bytes context length (len)
* len bytes context
*/
xstream_seek(s, 20);
xstream_wr_u32_le(s, rs->shared_mode_flag);
xstream_wr_u32_le(s, rs->preferred_protocol);
xstream_wr_u32_le(s, rs->dwShareMode);
xstream_wr_u32_le(s, rs->dwPreferredProtocols);
/* insert reader name */
num_chars = g_mbstowcs(w_reader_name, rs->reader_name, 99);
@ -1233,7 +1377,7 @@ scard_send_Reconnect(IRP* irp, tui32 context, tui32 sc_handle, READER_STATE* rs)
* u32 4 bytes filler
* 24 bytes unused (s->p currently pointed here at unused[0])
* u32 4 bytes dwShareMode
* u32 4 bytes dwPreferredProtocol
* u32 4 bytes dwPreferredProtocols
* u32 4 bytes dwInitialization
* u32 4 bytes context length
* u32 4 bytes context
@ -1242,8 +1386,8 @@ scard_send_Reconnect(IRP* irp, tui32 context, tui32 sc_handle, READER_STATE* rs)
*/
xstream_seek(s, 24);
xstream_wr_u32_le(s, rs->shared_mode_flag);
xstream_wr_u32_le(s, rs->preferred_protocol);
xstream_wr_u32_le(s, rs->dwShareMode);
xstream_wr_u32_le(s, rs->dwPreferredProtocols);
xstream_wr_u32_le(s, rs->init_type);
xstream_wr_u32_le(s, 4);
xstream_wr_u32_le(s, context);
@ -1499,6 +1643,250 @@ scard_send_Disconnect(IRP *irp, tui32 context, tui32 sc_handle)
xstream_free(s);
}
/**
* The Transmit_Call structure is used to send data to the smart card
* associated with a valid context.
*****************************************************************************/
static int APP_CC
scard_send_Transmit(IRP* irp, tui32 sc_handle, READER_STATE* rs)
{
/* see [MS-RDPESC] 2.2.2.19 */
SMARTCARD* sc;
struct stream* s;
int bytes;
if ((sc = smartcards[irp->scard_index]) == NULL)
{
log_error("smartcards[%d] is NULL", irp->scard_index);
return;
}
if ((s = scard_make_new_ioctl(irp, SCARD_IOCTL_TRANSMIT)) == NULL)
return;
/*
* command format
*
* ......
* 20 bytes padding
* u32 4 bytes len 8, LE, v1
* u32 4 bytes filler
* 12 bytes unused (s->p currently pointed here at unused[0])
* u32 4 bytes map0
* 4 bytes unused
* u32 4 bytes map1
* u32 4 bytes dwProtocol
* u32 4 bytes cbPciLength
* u32 4 bytes map2
* u32 4 byts cbSendLength
* u32 4 bytes map3
* u32 4 bytes map4
* u32 4 bytes map5
* u32 4 bytes map6
* u32 4 bytes cbRecvLength
* u32 4 bytes len of sc_handle
* u32 4 bytes sc_handle
*/
xstream_seek(s, 12);
xstream_wr_u32_le(s, rs->map0);
xstream_seek(s, 4);
xstream_wr_u32_le(s, rs->map1);
xstream_wr_u32_le(s, rs->dwProtocol);
xstream_wr_u32_le(s, rs->cbPciLength);
xstream_wr_u32_le(s, rs->map2);
xstream_wr_u32_le(s, rs->cbSendLength);
xstream_wr_u32_le(s, rs->map3);
xstream_wr_u32_le(s, rs->map4);
xstream_wr_u32_le(s, rs->map5);
xstream_wr_u32_le(s, rs->map6);
xstream_wr_u32_le(s, rs->cbRecvLength);
xstream_wr_u32_le(s, 4);
xstream_wr_u32_le(s, sc_handle);
/* get stream len */
bytes = xstream_len(s);
/* InputBufferLength is number of bytes AFTER 20 byte padding */
*(s->data + 28) = bytes - 56;
/* send to client */
send_channel_data(g_rdpdr_chan_id, s->data, bytes);
xstream_free(s);
}
/**
* Communicate directly with the smart card reader
*****************************************************************************/
static int APP_CC
scard_send_Control(IRP* irp, tui32 context, tui32 sc_handle, READER_STATE* rs)
{
/* see [MS-RDPESC] 2.2.2.19 */
SMARTCARD* sc;
struct stream* s;
int bytes;
if ((sc = smartcards[irp->scard_index]) == NULL)
{
log_error("smartcards[%d] is NULL", irp->scard_index);
return;
}
if ((s = scard_make_new_ioctl(irp, SCARD_IOCTL_CONTROL)) == NULL)
return;
/*
* command format
*
* ......
* 20 bytes padding
* u32 4 bytes len 8, LE, v1
* u32 4 bytes filler
* 12 bytes unused (s->p currently pointed here at unused[0])
* u32 4 bytes map0
* 4 bytes unused
* u32 4 bytes map1
* u32 4 bytes dwControlCode
* u32 4 bytes cbRecvLength
* u32 4 bytes map2
* 4 bytes unused
* u32 4 bytes cbOutBufferSize
* u32 4 bytes context len
* u32 4 bytes context
* u32 4 bytes handle len
* u32 4 bytes handle
*/
xstream_seek(s, 12);
xstream_wr_u32_le(s, rs->map0);
xstream_wr_u32_le(s, 0);
xstream_wr_u32_le(s, rs->map1);
xstream_wr_u32_le(s, rs->dwControlCode);
xstream_wr_u32_le(s, rs->cbRecvLength);
xstream_wr_u32_le(s, rs->map2);
xstream_wr_u32_le(s, 0);
xstream_wr_u32_le(s, rs->cbOutBufferSize);
xstream_wr_u32_le(s, 4);
xstream_wr_u32_le(s, context);
xstream_wr_u32_le(s, 4);
xstream_wr_u32_le(s, sc_handle);
/* get stream len */
bytes = xstream_len(s);
/* InputBufferLength is number of bytes AFTER 20 byte padding */
*(s->data + 28) = bytes - 56;
/* send to client */
send_channel_data(g_rdpdr_chan_id, s->data, bytes);
xstream_free(s);
}
/**
* Cancel any outstanding calls
*****************************************************************************/
static int APP_CC scard_send_Cancel(IRP* irp, tui32 context)
{
/* see [MS-RDPESC] 3.1.4.27 */
SMARTCARD* sc;
struct stream* s;
int bytes;
if ((sc = smartcards[irp->scard_index]) == NULL)
{
log_error("smartcards[%d] is NULL", irp->scard_index);
return;
}
if ((s = scard_make_new_ioctl(irp, SCARD_IOCTL_CANCEL)) == NULL)
return;
/*
* command format
*
* ......
* 20 bytes padding
* u32 4 bytes len 8, LE, v1
* u32 4 bytes filler
* 16 bytes unused (s->p currently pointed here at unused[0])
* u32 4 bytes context len
* u32 4 bytes context
*/
xstream_seek(s, 16);
xstream_wr_u32_le(s, 4);
xstream_wr_u32_le(s, context);
/* get stream len */
bytes = xstream_len(s);
/* InputBufferLength is number of bytes AFTER 20 byte padding */
*(s->data + 28) = bytes - 56;
/* send to client */
send_channel_data(g_rdpdr_chan_id, s->data, bytes);
xstream_free(s);
}
/**
* Get reader attributes
*****************************************************************************/
static int APP_CC
scard_send_GetAttrib(IRP* irp, tui32 sc_handle, READER_STATE* rs)
{
/* see [MS-RDPESC] 2.2.2.21 */
SMARTCARD* sc;
struct stream* s;
int bytes;
if ((sc = smartcards[irp->scard_index]) == NULL)
{
log_error("smartcards[%d] is NULL", irp->scard_index);
return;
}
if ((s = scard_make_new_ioctl(irp, SCARD_IOCTL_GETATTRIB)) == NULL)
return;
/*
* command format
*
* ......
* 20 bytes padding
* u32 4 bytes len 8, LE, v1
* u32 4 bytes filler
* 24 bytes unused (s->p currently pointed here at unused[0])
* u32 4 bytes dwAttribId
* 4 bytes unused
* u32 4 bytes dwAttrLen
* 8 bytes unused
* u32 4 bytes handle len
* u32 4 bytes handle
*/
xstream_seek(s, 24);
xstream_wr_u32_le(s, rs->dwAttribId);
xstream_wr_u32_le(s, 0);
xstream_wr_u32_le(s, rs->dwAttrLen);
xstream_seek(s, 8);
xstream_wr_u32_le(s, 4);
xstream_wr_u32_le(s, sc_handle);
/* get stream len */
bytes = xstream_len(s);
/* InputBufferLength is number of bytes AFTER 20 byte padding */
*(s->data + 28) = bytes - 56;
/* send to client */
send_channel_data(g_rdpdr_chan_id, s->data, bytes);
xstream_free(s);
}
/******************************************************************************
** **
** local callbacks into this module **
@ -1557,7 +1945,7 @@ scard_handle_ReleaseContext_Return(struct stream *s, IRP *irp,
}
if (IoStatus != 0)
{
log_error("ReleaseContext failed, device not usable");
log_error("ReleaseContext failed");
/* LK_TODO delete irp and smartcard entry */
return;
}
@ -1617,7 +2005,7 @@ scard_handle_ListReaders_Return(struct stream *s, IRP *irp,
}
if (IoStatus != 0)
{
log_error("failed to list readers - device not usable");
log_error("failed to list readers");
/* LK_TODO delete irp and smartcard entry */
return;
}
@ -1649,7 +2037,7 @@ scard_handle_GetStatusChange_Return(struct stream *s, IRP *irp,
}
if (IoStatus != 0)
{
log_error("failed to get status change - device not usable");
log_error("failed to get status change");
/* LK_TODO delete irp and smartcard entry */
return;
}
@ -1682,7 +2070,7 @@ scard_handle_Connect_Return(struct stream *s, IRP *irp,
if (IoStatus != 0)
{
log_error("failed to connect - device not usable");
log_error("failed to connect");
/* LK_TODO delete irp and smartcard entry */
return;
}
@ -1746,7 +2134,7 @@ scard_handle_BeginTransaction_Return(struct stream *s, IRP *irp,
if (IoStatus != 0)
{
log_error("BeginTransaction failed, device not usable");
log_error("BeginTransaction failed");
/* LK_TODO delete irp and smartcard entry */
return;
}
@ -1778,7 +2166,7 @@ scard_handle_EndTransaction_Return(struct stream *s, IRP *irp,
if (IoStatus != 0)
{
log_error("EndTransaction failed, device not usable");
log_error("EndTransaction failed");
/* LK_TODO delete irp and smartcard entry */
return;
}
@ -1810,7 +2198,7 @@ scard_handle_Status_Return(struct stream *s, IRP *irp,
if (IoStatus != 0)
{
log_error("StatusCall failed, device not usable");
log_error("StatusCall failed");
/* LK_TODO delete irp and smartcard entry */
return;
}
@ -1842,7 +2230,131 @@ scard_handle_Disconnect_Return(struct stream *s, IRP *irp,
if (IoStatus != 0)
{
log_error("Disconnect failed, device not usable");
log_error("Disconnect failed");
/* LK_TODO delete irp and smartcard entry */
return;
}
/* get OutputBufferLen */
xstream_rd_u32_le(s, len);
log_debug("leaving");
}
/**
*
*****************************************************************************/
static void APP_CC
scard_handle_Transmit_Return(struct stream *s, IRP *irp, tui32 DeviceId,
tui32 CompletionId, tui32 IoStatus)
{
tui32 len;
log_debug("entered");
/* sanity check */
if ((DeviceId != irp->DeviceId) || (CompletionId != irp->CompletionId))
{
log_error("DeviceId/CompletionId do not match those in IRP");
return;
}
if (IoStatus != 0)
{
log_error("Transmit failed");
/* LK_TODO delete irp and smartcard entry */
return;
}
/* get OutputBufferLen */
xstream_rd_u32_le(s, len);
log_debug("leaving");
}
/**
*
*****************************************************************************/
static void APP_CC
scard_handle_Control_Return(struct stream *s, IRP *irp, tui32 DeviceId,
tui32 CompletionId,tui32 IoStatus)
{
tui32 len;
log_debug("entered");
/* sanity check */
if ((DeviceId != irp->DeviceId) || (CompletionId != irp->CompletionId))
{
log_error("DeviceId/CompletionId do not match those in IRP");
return;
}
if (IoStatus != 0)
{
log_error("Control failed");
/* LK_TODO delete irp and smartcard entry */
return;
}
/* get OutputBufferLen */
xstream_rd_u32_le(s, len);
log_debug("leaving");
}
/**
*
*****************************************************************************/
static void APP_CC
scard_handle_Cancel_Return(struct stream *s, IRP *irp, tui32 DeviceId,
tui32 CompletionId, tui32 IoStatus)
{
tui32 len;
log_debug("entered");
/* sanity check */
if ((DeviceId != irp->DeviceId) || (CompletionId != irp->CompletionId))
{
log_error("DeviceId/CompletionId do not match those in IRP");
return;
}
if (IoStatus != 0)
{
log_error("Cancel_call failed");
/* LK_TODO delete irp and smartcard entry */
return;
}
/* get OutputBufferLen */
xstream_rd_u32_le(s, len);
log_debug("leaving");
}
/**
*
*****************************************************************************/
static void APP_CC
scard_handle_GetAttrib_Return(struct stream *s, IRP *irp, tui32 DeviceId,
tui32 CompletionId, tui32 IoStatus)
{
tui32 len;
log_debug("entered");
/* sanity check */
if ((DeviceId != irp->DeviceId) || (CompletionId != irp->CompletionId))
{
log_error("DeviceId/CompletionId do not match those in IRP");
return;
}
if (IoStatus != 0)
{
log_error("GetAttrib_call failed");
/* LK_TODO delete irp and smartcard entry */
return;
}

46
sesman/chansrv/smartcard.h
View File

@ -63,13 +63,13 @@ typedef struct reader_state
* SCARD_SHARE_DIRECT app demands direct control of smart card, hence
* it is not available to other readers
*/
tui32 shared_mode_flag;
tui32 dwShareMode;
/*
* This field MUST have a value from Table A which is logically
* OR'ed with a value from Table B.
*/
tui32 preferred_protocol;
tui32 dwPreferredProtocols;
/*
* initialization type, must be one of the initialization type
@ -77,6 +77,24 @@ typedef struct reader_state
*/
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);
@ -104,14 +122,22 @@ int APP_CC scard_send_end_transaction(struct trans *con, tui32 sc_handle);
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 APP_CC scard_send_transmit(struct trans *con, tui32 sc_handle,
READER_STATE* rs);
int APP_CC scard_send_control(struct trans *con, tui32 context, tui32 sc_handle,
READER_STATE* rs);
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);
/*
SCardReconnect
SCardTransmit
SCardControl
SCardListReaderGroups
not needed: SCardFreeMemory
SCardCancel
SCardGetAttrib
SCardSetAttrib
* Notes:
* SCardTransmit - partially done
* SCardControl - partially done
* SCardListReaderGroups - not supported
* SCardSetAttrib - not supported
*/
#endif /* end #ifndef _SMARTCARD_C */

8
sesman/chansrv/smartcard_pcsc.c
View File

@ -338,11 +338,11 @@ scard_process_connect(struct trans *con, struct stream *in_s)
g_xrdp_pcsc_state |= XRDP_PCSC_STATE_GOT_C;
in_uint32_le(in_s, hContext);
in_uint8a(in_s, szReader, 100);
in_uint32_le(in_s, rs.shared_mode_flag);
in_uint32_le(in_s, rs.preferred_protocol);
in_uint32_le(in_s, rs.dwShareMode);
in_uint32_le(in_s, rs.dwPreferredProtocols);
LLOGLN(0, ("scard_process_connect: dwShareMode 0x%8.8x "
"dwPreferredProtocols 0x%8.8x", rs.shared_mode_flag,
rs.preferred_protocol));
"dwPreferredProtocols 0x%8.8x", rs.dwShareMode,
rs.dwPreferredProtocols));
scard_send_connect(con, hContext, 1, &rs);
return 0;
}