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

example/nfc-mfultralight: handle lock page writing

Browse source
This commit is contained in:
Romuald Conty 2011-01-04 09:55:43 +00:00
parent 53c8917353
commit 1336c73e0c
1 changed files with 20 additions and 14 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

34
examples/nfc-mfultralight.c
View file

@ -104,30 +104,37 @@ static bool
write_card (void)
{
uint32_t uiBlock = 0;
int page = 0x4;
bool bFailure = false;
uint32_t uiWritenPages = 0;
uint32_t uiSkippedPages;
char buffer[BUFSIZ];
bool write_otp;
bool write_lock;
printf ("Write OTP bytes ? [yN] ");
fgets (buffer, BUFSIZ, stdin);
write_otp = ((buffer[0] == 'y') || (buffer[0] == 'Y'));
printf ("Write Lock bytes ? [yN] ");
fgets (buffer, BUFSIZ, stdin);
write_lock = ((buffer[0] == 'y') || (buffer[0] == 'Y'));
/* We need to skip 3 first pages. */
printf ("Writing %d pages |", uiBlocks + 1);
printf ("sss");
/* We need to skip 2 first pages. */
printf ("ss");
uiSkippedPages = 2;
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 <= 0xF; page++) {
for (int page = 0x2; page <= 0xF; page++) {
if ((page==0x2) && (!write_lock)) {
printf ("s");
uiSkippedPages++;
continue;
}
if ((page==0x3) && (!write_otp)) {
printf ("s");
uiSkippedPages++;
continue;
}
// Show if the readout went well
if (bFailure) {
// When a failure occured we need to redo the anti-collision
@ -149,8 +156,7 @@ write_card (void)
print_success_or_failure (bFailure, &uiWritenPages);
}
printf ("|\n");
printf ("Done, %d of %d pages written (%d first pages are skipped).\n", uiWritenPages, uiBlocks + 1,
write_otp ? 3 : 4);
printf ("Done, %d of %d pages written (%d pages skipped).\n", uiWritenPages, uiBlocks + 1, uiSkippedPages);
return true;
}