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Detect errors in examples.

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This commit is contained in:
Romain Tartiere 2010-08-18 17:22:13 +00:00
parent 076fa3686c
commit eb90b92c12
9 changed files with 157 additions and 44 deletions
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25
examples/nfc-poll.c
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@ -88,17 +88,32 @@ main (int argc, const char *argv[])
nfc_initiator_init (pnd);
// Drop the field for a while
nfc_configure (pnd, NDO_ACTIVATE_FIELD, false);
if (!nfc_configure (pnd, NDO_ACTIVATE_FIELD, false)) {
nfc_perror(pnd, "nfc_configure");
exit(EXIT_FAILURE);
}
// Let the reader only try once to find a tag
nfc_configure (pnd, NDO_INFINITE_SELECT, false);
if (!nfc_configure (pnd, NDO_INFINITE_SELECT, false)) {
nfc_perror(pnd, "nfc_configure");
exit(EXIT_FAILURE);
}
// Configure the CRC and Parity settings
nfc_configure (pnd, NDO_HANDLE_CRC, true);
nfc_configure (pnd, NDO_HANDLE_PARITY, true);
if (!nfc_configure (pnd, NDO_HANDLE_CRC, true)) {
nfc_perror(pnd, "nfc_configure");
exit(EXIT_FAILURE);
}
if (!nfc_configure (pnd, NDO_HANDLE_PARITY, true)) {
nfc_perror(pnd, "nfc_configure");
exit(EXIT_FAILURE);
}
// Enable field so more power consuming cards can power themselves up
nfc_configure (pnd, NDO_ACTIVATE_FIELD, true);
if (!nfc_configure (pnd, NDO_ACTIVATE_FIELD, true)) {
nfc_perror(pnd, "nfc_configure");
exit(EXIT_FAILURE);
}
printf ("Connected to NFC reader: %s\n", pnd->acName);