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Added automatic mode to nfc-mfultralight

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This commit is contained in:
Simon Yorkston 2015-11-18 08:56:48 +01:00
parent 48c271e49d
commit 3aa2d46588
1 changed files with 67 additions and 26 deletions
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93
utils/nfc-mfultralight.c
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@ -101,14 +101,14 @@ read_card(void)
print_success_or_failure(bFailure, &uiReadedPages); print_success_or_failure(bFailure, &uiReadedPages);
} }
printf("|\n"); printf("|\n");
printf("Done, %d of %d pages readed.\n", uiReadedPages, uiBlocks + 1); printf("Done, %d of %d pages read.\n", uiReadedPages, uiBlocks + 1);
fflush(stdout); fflush(stdout);
return (!bFailure); return (!bFailure);
} }
static bool static bool
write_card(void) write_card(bool write_otp, bool write_lock, bool write_uid)
{ {
uint32_t uiBlock = 0; uint32_t uiBlock = 0;
bool bFailure = false; bool bFailure = false;
@ -116,25 +116,30 @@ write_card(void)
uint32_t uiSkippedPages = 0; uint32_t uiSkippedPages = 0;
char buffer[BUFSIZ]; char buffer[BUFSIZ];
bool write_otp;
bool write_lock;
bool write_uid;
printf("Write OTP bytes ? [yN] "); if (!write_otp) {
if (!fgets(buffer, BUFSIZ, stdin)) { printf("Write OTP bytes ? [yN] ");
ERR("Unable to read standard input."); if (!fgets(buffer, BUFSIZ, stdin)) {
ERR("Unable to read standard input.");
}
write_otp = ((buffer[0] == 'y') || (buffer[0] == 'Y'));
} }
write_otp = ((buffer[0] == 'y') || (buffer[0] == 'Y'));
printf("Write Lock bytes ? [yN] "); if (!write_lock) {
if (!fgets(buffer, BUFSIZ, stdin)) { printf("Write Lock bytes ? [yN] ");
ERR("Unable to read standard input."); if (!fgets(buffer, BUFSIZ, stdin)) {
ERR("Unable to read standard input.");
}
write_lock = ((buffer[0] == 'y') || (buffer[0] == 'Y'));
} }
write_lock = ((buffer[0] == 'y') || (buffer[0] == 'Y'));
printf("Write UID bytes (only for special writeable UID cards) ? [yN] "); if (!write_uid) {
if (!fgets(buffer, BUFSIZ, stdin)) { printf("Write UID bytes (only for special writeable UID cards) ? [yN] ");
ERR("Unable to read standard input."); if (!fgets(buffer, BUFSIZ, stdin)) {
ERR("Unable to read standard input.");
}
write_uid = ((buffer[0] == 'y') || (buffer[0] == 'Y'));
} }
write_uid = ((buffer[0] == 'y') || (buffer[0] == 'Y'));
printf("Writing %d pages |", uiBlocks + 1); printf("Writing %d pages |", uiBlocks + 1);
/* We may need to skip 2 first pages. */ /* We may need to skip 2 first pages. */
@ -181,25 +186,61 @@ write_card(void)
return true; return true;
} }
static void
print_usage(const char *argv[])
{
printf("Usage: %s r|w <dump.mfd> [OPTIONS]\n", argv[0]);
printf("Options:\n");
printf("\tr|w\t\t - Perform read or write\n");
printf("\t<dump.mfd>\t - MiFare Dump (MFD) used to write (card to MFD) or (MFD to card)\n");
printf("\t--otp\t\t - Don't prompt for OTP writing (Assume yes)\n");
printf("\t--lock\t\t - Don't prompt for Lockbit writing (Assume yes)\n");
printf("\t--uid\t\t - Don't prompt for UID writing (Assume yes)\n");
printf("\t--full\t\t - Assume full card write (UID + OTP + Lockbit)\n");
}
int int
main(int argc, const char *argv[]) main(int argc, const char *argv[])
{ {
bool bReadAction; bool bReadAction;
bool bOTP;
bool bLock;
bool bUID;
FILE *pfDump; FILE *pfDump;
if (argc < 3) { if (argc < 3) {
printf("\n"); print_usage(argv);
printf("%s r|w <dump.mfd>\n", argv[0]); exit(EXIT_FAILURE);
printf("\n");
printf("r|w - Perform read from or write to card\n");
printf("<dump.mfd> - MiFare Dump (MFD) used to write (card to MFD) or (MFD to card)\n");
printf("\n");
exit(EXIT_FAILURE);
} }
DBG("\nChecking arguments and settings\n"); DBG("\nChecking arguments and settings\n");
bReadAction = tolower((int)((unsigned char) * (argv[1])) == 'r'); // Get commandline options
for (int arg = 1; arg < argc; arg++) {
if (0 == strcmp(argv[arg], "r")) {
bReadAction = true;
} else if (0 == strcmp(argv[arg], "w")) {
bReadAction = false;
} else if (0 == strcmp(argv[arg], "--full")) {
bOTP = true;
bLock = true;
bUID = true;
} else if (0 == strcmp(argv[arg], "--otp")) {
bOTP = true;
} else if (0 == strcmp(argv[arg], "--lock")) {
bLock = true;
} else if (0 == strcmp(argv[arg], "--uid")) {
bUID = true;
} else {
//Skip validation of the filename
if (arg != 2) {
ERR("%s is not supported option.", argv[arg]);
print_usage(argv);
exit(EXIT_FAILURE);
}
}
}
if (bReadAction) { if (bReadAction) {
memset(&mtDump, 0x00, sizeof(mtDump)); memset(&mtDump, 0x00, sizeof(mtDump));
@ -297,7 +338,7 @@ main(int argc, const char *argv[])
printf("Done.\n"); printf("Done.\n");
} }
} else { } else {
write_card(); write_card(bOTP, bLock, bUID);
} }
nfc_close(pnd); nfc_close(pnd);