83 lines
3.2 KiB
C
83 lines
3.2 KiB
C
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/**
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* MIT-License
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* Copyright (c) 2018 by nolm <nolan@nolm.name>
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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
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* deal in the Software without restriction, including without limitation the
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* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
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* sell 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
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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* IN THE SOFTWARE.
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*
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* Modified version.
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*/
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#pragma once
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#include <cstdint>
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// cardinfo_t is a description of a card that was presented to a reader
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typedef struct card_info {
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int card_type = 0;
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uint8_t uid[8];
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} card_info_t;
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/*
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* cardinfo_callback_t is a pointer to a function that will be called on card present.
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*
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* The provided cardinfo_t pointer will become invalid after the callback returns, so
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* any data contained within should be copied into more permanent storage if necessary.
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*/
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typedef void (*cardinfo_callback_t)(uint8_t slot_no, card_info_t *cardinfo);
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// winscard_config_t describes the parameters used to configure the smart card listener.
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typedef struct {
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// A pointer to a null-terminated string that specifies the name of the reader used for
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// the first slot, according to SCardListReaders.
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//
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// If this is NULL or a zero-length string, the first reader found will be used.
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const char *slot0_reader_name;
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// A pointer to a null-terminated string that specifies the name of the reader used for
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// the second slot, according to SCardListReaders. If only this slot is set, or the reader
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// specified for the first slot is not found, this reader will become the second slot.
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//
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// If this is NULL or a zero-length string, the second reader found will be used, if any.
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const char *slot1_reader_name;
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// A pointer to a function that will be called when a card state change event has occurred.
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//
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// If a card has been presented, cardinfo_t.card_type will be set accordingly. If a card has
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// been removed, then card_type will be 0, and the value of uid is undefined.
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cardinfo_callback_t cardinfo_callback;
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// Flips the order of the card insertions for P1/P2
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bool flip_order;
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// For toggling the order using NUMLOCK
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bool toggle_order;
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} winscard_config_t;
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extern winscard_config_t WINSCARD_CONFIG;
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/* scard_threadmain is the entry point for smart card listener thread. */
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int scard_threadmain();
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/* start threadmain in a separate thread */
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void scard_threadstart();
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/* scard_fini signals to terminate and clean up smart card listener routine. */
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void scard_fini();
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