142 lines
5.8 KiB
C
142 lines
5.8 KiB
C
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/*************************************************************************/
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/* */
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/* Mifare support for accessing RFID cards with OpenPCD RFID reader */
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/* in WIN32 - see http://www.openpcd.org */
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/* */
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/* Copyright (C) 2007 Milosch Meriac <meriac@bitmanufaktur.de> */
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/* */
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/* Redistribution and use in source and binary forms, with or without */
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/* modification, are permitted provided that the following conditions are*/
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/* met: */
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/* */
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/* Redistributions of source code must retain the above copyright notice,*/
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/* this list of conditions and the following disclaimer. */
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/* Redistributions in binary form must reproduce the above copyright */
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/* notice, this list of conditions and the following disclaimer in the */
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/* documentation and/or other materials provided with the distribution. */
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/* */
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/* The name of the author may not be used to endorse or promote products */
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/* derived from this software without specific prior written permission. */
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/* */
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/* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR */
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/* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED */
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/* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE*/
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/* DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, */
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/* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES */
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/* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR */
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/* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) */
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/* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, */
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/* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING */
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/* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE */
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/* POSSIBILITY OF SUCH DAMAGE. */
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/* */
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/*************************************************************************/
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#ifndef __OPENPCD_H__
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#define __OPENPCD_H__
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#ifdef __cplusplus
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extern "C" {
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#endif/*__cplusplus*/
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#define EXPORT extern
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#define EXPORT_CONVENTION
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#define PCDERROR_NONE 0
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#define PCDERROR_INVALID_PARAMETER -1
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#define PCDERROR_KEY_FORMAT -2
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#define PCDERROR_KEY_AUTH -3
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#define PCDERROR_NO_CARD_FOUND -4
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#define PCDERROR_LAYER2_INIT -5
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#define PCDERROR_LAYER2_OPEN -6
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#define PCDERROR_LAYER3_INIT -7
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#define PCDERROR_LAYER3_OPEN -8
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#define PCDERROR_SELECT -9
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#define PCDERROR_READ_FAILED -10
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#define PCDERROR_WRITE_FAILED -11
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#define PCDERROR_CLOSED -12
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#define PCDERROR_NO_READER -13
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#define PCDERROR_OUT_OF_MEMORY -14
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#define PCDERROR_READER_VERSION -15
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#define PCDAUTH_KEY_LENGTH 6
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#define PCDAUTH_KEYID_1A 0
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#define PCDAUTH_KEYID_1B 1
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typedef void* MIFARE_HANDLE;
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/*************************************************************************/
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/* */
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/* Six steps for reading/writing to MIFARE cards */
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/* */
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/*************************************************************************/
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/* Step 1. open reader
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supply the address of your handle variable to retrieve a handle
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to the current reader.
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*/
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EXPORT int EXPORT_CONVENTION openpcd_open_reader(MIFARE_HANDLE *handle);
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/* Step 2. set MIFARE classic key
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if your key differs from the default Infineon key (6*0xFF), you can
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supply a different key here. The key size is PCDAUTH_KEY_LENGTH bytes.
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You can chose to set key_id to PCDAUTH_KEYID_1A or *_1B.
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*/
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EXPORT int EXPORT_CONVENTION openpcd_set_key(MIFARE_HANDLE handle,unsigned int key_id,const void* key);
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/* Step 3. select card
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start the anticollosion to select a card in the reader field - retry if
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it fails. Currently supports only on card in the readerv field.
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*/
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EXPORT int EXPORT_CONVENTION openpcd_select_card(MIFARE_HANDLE handle);
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/* Step 4. read/write card
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read, write from the selected card - specify the page and supply up to
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16 bytes of payload
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*/
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EXPORT int EXPORT_CONVENTION openpcd_read(MIFARE_HANDLE handle,int page, void* data, int len);
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EXPORT int EXPORT_CONVENTION openpcd_write(MIFARE_HANDLE handle,int page,const void *data,int len);
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/* Step 5. deselect card when done
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*/
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EXPORT int EXPORT_CONVENTION openpcd_deselect_card(MIFARE_HANDLE handle);
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/* Step 6. close reader after deselected card
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*/
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EXPORT int EXPORT_CONVENTION openpcd_close_reader(MIFARE_HANDLE handle);
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/*************************************************************************/
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/* */
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/* Support functions */
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/* */
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/*************************************************************************/
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/* openpcd_get_error_text:
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Used for converting the error code into a string
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*/
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EXPORT char* EXPORT_CONVENTION openpcd_get_error_text(int error);
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/* openpcd_get_card_id:
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Get the card id of a selected RFID card
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*/
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EXPORT int EXPORT_CONVENTION openpcd_get_card_id(MIFARE_HANDLE handle,unsigned int *uid);
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/* openpcd_reset_reader:
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Reset the attached reader
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*/
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EXPORT int EXPORT_CONVENTION openpcd_reset_reader(MIFARE_HANDLE handle);
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#ifdef __cplusplus
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}
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#endif/*__cplusplus*/
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#endif/*__OPENPCD_H__*/
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