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nfc-emulate-ndef now using easy framing & fix timing issues

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This commit is contained in:
Philippe Teuwen 2010-10-05 10:05:22 +00:00
parent 2024e5f904
commit d75e25d29d
2 changed files with 38 additions and 31 deletions
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63
examples/nfc-emulate-ndef.c
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@ -36,8 +36,6 @@
#include <nfc/nfc-messages.h>
#include "nfc-utils.h"
// FIXME doesn't use a pn53x specific function, use libnfc's API
#include "chips/pn53x.h"
#define MAX_FRAME_LEN 264
@ -48,8 +46,7 @@ static bool quiet_output = false;
#define SYMBOL_PARAM_fISO14443_4_PICC 0x20
bool
transmit_bytes (const byte_t * pbtTx, const size_t szTxLen)
bool send_bytes (const byte_t * pbtTx, const size_t szTxLen)
{
// Show transmitted command
if (!quiet_output) {
@ -60,12 +57,17 @@ transmit_bytes (const byte_t * pbtTx, const size_t szTxLen)
// Transmit the command bytes
if (!nfc_target_send_bytes(pnd, pbtTx, szTxLen)) {
nfc_perror (pnd, "nfc_target_send_bytes");
return false;
exit(EXIT_FAILURE);
}
// Succesful transfer
return true;
}
bool receive_bytes (void)
{
if (!nfc_target_receive_bytes(pnd,abtRx,&szRxLen)) {
nfc_perror (pnd, "nfc_target_receive_bytes");
return false;
exit(EXIT_FAILURE);
}
// Show received answer
@ -100,9 +102,6 @@ main (int argc, char *argv[])
.nti.nai.szAtsLen = 0,
};
// FIXME doesn't use a pn53x specific function, use libnfc's API
pn53x_set_parameters(pnd,SYMBOL_PARAM_fISO14443_4_PICC);
if (!nfc_target_init (pnd, NTM_ISO14443_4_PICC, nt, abtRx, &szRxLen)) {
nfc_perror (pnd, "nfc_target_init");
ERR("Could not come out of auto-emulation, no command was received");
@ -117,35 +116,41 @@ main (int argc, char *argv[])
//Receiving data: e0 40
//= RATS, FSD=48
//Actually PN532 already sent back the ATS so nothing to send now
transmit_bytes((const byte_t*)"\x0a\x00\x6a\x87",4);
//Receiving data: 0b 00 00 a4 04 00 06 e1 03 e1 03 e1 03
receive_bytes();
//Receiving data: 00 a4 04 00 06 e1 03 e1 03 e1 03
//= App Select by name "e103e103e103"
transmit_bytes((const byte_t*)"\x0b\x00\x6a\x87",4);
//Receiving data: 0a 00 00 a4 04 00 07 d2 76 00 00 85 01 00
send_bytes((const byte_t*)"\x6a\x87",2);
receive_bytes();
//Receiving data: 00 a4 04 00 06 e1 03 e1 03 e1 03
//= App Select by name "e103e103e103"
send_bytes((const byte_t*)"\x6a\x87",2);
receive_bytes();
//Receiving data: 00 a4 04 00 07 d2 76 00 00 85 01 00
//= App Select by name "D2760000850100"
transmit_bytes((const byte_t*)"\x0a\x00\x90\x00",4);
//Receiving data: 0b 00 00 a4 00 00 02 e1 03
send_bytes((const byte_t*)"\x90\x00",2);
receive_bytes();
//Receiving data: 00 a4 00 00 02 e1 03
//= Select CC
transmit_bytes((const byte_t*)"\x0b\x00\x90\x00",4);
//Receiving data: 0a 00 00 b0 00 00 0f
send_bytes((const byte_t*)"\x90\x00",2);
receive_bytes();
//Receiving data: 00 b0 00 00 0f
//= ReadBinary CC
//We send CC + OK
transmit_bytes((const byte_t*)"\x0a\x00\x00\x0f\x10\x00\x3b\x00\x34\x04\x06\xe1\x04\x0e\xe0\x00\x00\x90\x00",19);
//Receiving data: 0b 00 00 a4 00 00 02 e1 04
send_bytes((const byte_t*)"\x00\x0f\x10\x00\x3b\x00\x34\x04\x06\xe1\x04\x0e\xe0\x00\x00\x90\x00",17);
receive_bytes();
//Receiving data: 00 a4 00 00 02 e1 04
//= Select NDEF
transmit_bytes((const byte_t*)"\x0b\x00\x90\x00",4);
//Receiving data: 0a 00 00 b0 00 00 02
send_bytes((const byte_t*)"\x90\x00",2);
receive_bytes();
//Receiving data: 00 b0 00 00 02
//= Read first 2 NDEF bytes
//Sent NDEF Length=0x21
transmit_bytes((const byte_t*)"\x0a\x00\x00\x21\x90\x00",6);
//Receiving data: 0b 00 00 b0 00 02 21
transmit_bytes((const byte_t*)"\x0b\x00\xd1\x02\x1c\x53\x70\x91\x01\x09\x54\x02\x65\x6e\x4c\x69\x62\x6e\x66\x63\x51\x01\x0b\x55\x03\x6c\x69\x62\x6e\x66\x63\x2e\x6f\x72\x67\x90\x00",37);
//Receiving data: ca 00
//= S(DESELECT)
// We don't have to reply ourselves because when using
// ISO/IEC14443-4 PICC mode, S(DESELECT) response is automatic
send_bytes((const byte_t*)"\x00\x21\x90\x00",4);
receive_bytes();
//Receiving data: 00 b0 00 02 21
//= Read remaining of NDEF file
send_bytes((const byte_t*)"\xd1\x02\x1c\x53\x70\x91\x01\x09\x54\x02\x65\x6e\x4c\x69\x62\x6e\x66\x63\x51\x01\x0b\x55\x03\x6c\x69\x62\x6e\x66\x63\x2e\x6f\x72\x67\x90\x00",35);
nfc_disconnect(pnd);
exit (EXIT_SUCCESS);
}