96 lines
2.0 KiB
C++
96 lines
2.0 KiB
C++
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#include <stdio.h>
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#include <conio.h>
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#include <ctype.h>
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#include <string.h>
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#include "..\..\api\openpcd.h"
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MIFARE_HANDLE handle;
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void hexdump (const char *buffer, unsigned int len)
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{
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while (len--)
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printf (" %02X", (unsigned char)*buffer++);
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printf ("\n");
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}
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int main (void)
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{
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int res,ErrorCount;
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unsigned int uid;
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/* const char text1[] = "Hello!", text2[] = "World!", *text;*/
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char buffer[20];
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bool allow_reset,first;
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allow_reset=first=true;
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handle=NULL;
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ErrorCount=0;
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while(1)
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{
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if(!handle)
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{
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if ((res = openpcd_open_reader (&handle)) < 0)
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handle=NULL;
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else
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printf ("STATUS: Reader=%02X\n",(unsigned int)handle);
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}
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else
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{
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if ((res = openpcd_select_card (handle)) < 0)
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{
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// optionally reset reader once after some errors
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if(++ErrorCount>3)
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{
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printf ("ERROR: Can't select card: %s\n", openpcd_get_error_text (res));
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printf ("STATUS: resetting reader\n");
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ErrorCount=0;
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if(allow_reset)
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{
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allow_reset=false;
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openpcd_reset_reader(handle);
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}
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}
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openpcd_close_reader (handle);
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handle=NULL;
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}
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else
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{
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if(openpcd_get_card_id(handle,&uid)<0)
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uid=-1;
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printf ("DONE: selected card [0x%08X]\n",uid);
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if ((res = openpcd_read (handle, 2, buffer, 6)) < 0)
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printf ("ERROR: Read card error: %s\n",
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openpcd_get_error_text (res));
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else
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{
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printf ("DONE - %i bytes read:", res);
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hexdump (buffer, res);
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}
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/* text = strncmp (buffer, text1, 6) ? text1 : text2;
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if ((res = openpcd_write (handle, 2, text, 6)) < 0)
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printf ("ERROR: Write card error: %s\n",
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openpcd_get_error_text (res));
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else
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{
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buffer[res] = 0;
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printf ("DONE: written %i bytes [%s]\n", res, text);
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}*/
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openpcd_deselect_card (handle);
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printf ("STATUS: deselected card\n");
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}
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}
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}
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openpcd_close_reader (handle);
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printf ("STATUS: closed reader\n");
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return 0;
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}
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