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7f7c548c5f
Nothing to remap, only check length. Define a minimal structure for CCID descriptor only used to check length. As this descriptor shares the same value as HID descriptors, keep track and compare current interface's class to expected HID and CCID standard values. Signed-off-by: Vincent Pelletier <plr.vincent@gmail.com> Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
52 lines
1.4 KiB
C
52 lines
1.4 KiB
C
/*
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* Copyright (c) 2018 Vincent Pelletier
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*/
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/*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#ifndef __CCID_H
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#define __CCID_H
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#include <linux/types.h>
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#define USB_INTERFACE_CLASS_CCID 0x0b
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struct ccid_descriptor {
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__u8 bLength;
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__u8 bDescriptorType;
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__le16 bcdCCID;
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__u8 bMaxSlotIndex;
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__u8 bVoltageSupport;
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__le32 dwProtocols;
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__le32 dwDefaultClock;
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__le32 dwMaximumClock;
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__u8 bNumClockSupported;
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__le32 dwDataRate;
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__le32 dwMaxDataRate;
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__u8 bNumDataRatesSupported;
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__le32 dwMaxIFSD;
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__le32 dwSynchProtocols;
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__le32 dwMechanical;
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__le32 dwFeatures;
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__le32 dwMaxCCIDMessageLength;
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__u8 bClassGetResponse;
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__u8 bClassEnvelope;
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__le16 wLcdLayout;
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__u8 bPINSupport;
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__u8 bMaxCCIDBusySlots;
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} __attribute__ ((packed));
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#endif /* __CCID_H */
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