crewID/libnfc
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

nfc-mfultralight: we now can write OTP bytes if user want to.

Browse source
This commit is contained in:
Romuald Conty 2010-06-30 15:06:59 +00:00
parent 379066f069
commit 0a87c18e7e
1 changed files with 20 additions and 7 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

27
examples/nfc-mfultralight.c
View file

@ -1,7 +1,7 @@
/*- /*-
* Public platform independent Near Field Communication (NFC) library * Public platform independent Near Field Communication (NFC) library
* *
* Copyright (C) 2009, Roel Verdult * Copyright (C) 2009, Roel Verdult, 2010, Romuald Conty
* *
* This program is free software: you can redistribute it and/or modify it * This program is free software: you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as published by the * under the terms of the GNU Lesser General Public License as published by the
@ -89,15 +89,28 @@ static bool
write_card (void) write_card (void)
{ {
uint32_t uiBlock = 0; uint32_t uiBlock = 0;
int page; int page = 0x4;
bool bFailure = false; bool bFailure = false;
uint32_t uiWritenPages = 0; uint32_t uiWritenPages = 0;
printf ("Writing %d pages |", uiBlocks + 1); char buffer[BUFSIZ];
printf ("Write OTP bytes ? [yN] ");
fgets (buffer, BUFSIZ, stdin);
bool write_otp = ((buffer[0] == 'y') || (buffer[0] == 'Y'));
/* We are writting only data pages, so we need to skip 4 pages. */ /* We need to skip 3 first pages. */
printf ("ssss"); printf ("Writing %d pages |", uiBlocks + 1);
for (page = 0x4; page <= 0xF; page++) { printf ("sss");
if(write_otp) {
page = 0x3;
} else {
/* If user don't want to write OTP, we skip 1 page more. */
printf("s");
page = 0x4;
}
for (page; page <= 0xF; page++) {
// Show if the readout went well // Show if the readout went well
if (bFailure) { if (bFailure) {
// When a failure occured we need to redo the anti-collision // When a failure occured we need to redo the anti-collision
@ -120,7 +133,7 @@ write_card (void)
print_success_or_failure (bFailure, &uiWritenPages); print_success_or_failure (bFailure, &uiWritenPages);
} }
printf ("|\n"); printf ("|\n");
printf ("Done, %d of %d pages written (4 first pages are skipped).\n", uiWritenPages, uiBlocks + 1); printf ("Done, %d of %d pages written (%d first pages are skipped).\n", uiWritenPages, uiBlocks + 1, write_otp?3:4);
return true; return true;
} }