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CHG: 'lf noralsy' Added tag allocation year in demod output.

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CHG: 'lf noralsy clone|sim' Added tag allocation year as input parameter
This commit is contained in:
iceman1001 2017-01-11 23:00:08 +01:00
commit 9a6bc2feb4
2 changed files with 30 additions and 17 deletions
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45
client/cmdlfnoralsy.c
View file

@ -4,19 +4,19 @@
// at your option, any later version. See the LICENSE.txt file for the text of
// the license.
//-----------------------------------------------------------------------------
// Low frequency Presco tag commands
// Low frequency Noralsy tag commands
//-----------------------------------------------------------------------------
#include "cmdlfnoralsy.h"
static int CmdHelp(const char *Cmd);
int usage_lf_noralsy_clone(void){
PrintAndLog("clone a Noralsy tag to a T55x7 tag.");
PrintAndLog("Usage: lf noralsy clone [h] <card ID> <Q5>");
PrintAndLog("Usage: lf noralsy clone [h] <card id> <year> <Q5>");
PrintAndLog("Options:");
PrintAndLog(" h : This help");
PrintAndLog(" <card ID> : Noralsy card ID");
PrintAndLog(" <card id> : Noralsy card ID");
PrintAndLog(" <year> : Tag allocation year");
PrintAndLog(" <Q5> : specify write to Q5 (t5555 instead of t55x7)");
PrintAndLog("");
PrintAndLog("Sample: lf noralsy clone 112233");
@ -27,10 +27,11 @@ int usage_lf_noralsy_sim(void) {
PrintAndLog("Enables simulation of Noralsy card with specified card number.");
PrintAndLog("Simulation runs until the button is pressed or another USB command is issued.");
PrintAndLog("");
PrintAndLog("Usage: lf noralsy sim [h] <card ID>");
PrintAndLog("Usage: lf noralsy sim [h] <card id> <year>");
PrintAndLog("Options:");
PrintAndLog(" h : This help");
PrintAndLog(" <card ID> : Noralsy card ID");
PrintAndLog(" <card id> : Noralsy card ID");
PrintAndLog(" <year> : Tag allocation year");
PrintAndLog("");
PrintAndLog("Sample: lf noralsy sim 112233");
return 0;
@ -42,19 +43,23 @@ static uint8_t noralsy_chksum( uint8_t* bits, uint8_t len) {
sum ^= bytebits_to_byte(bits+i, 4);
return sum & 0x0F ;
}
int getnoralsyBits(uint32_t id, uint8_t *bits) {
int getnoralsyBits(uint32_t id, uint16_t year, uint8_t *bits) {
//preamp
num_to_bytebits(0xBB0214FF, 32, bits); // --> Have seen 0xBB0214FF / 0xBB0314FF UNKNOWN
//convert ID into BCD-format
id = DEC2BCD(id);
year = DEC2BCD(year);
year &= 0xFF;
uint16_t sub1 = (id & 0xFFF0000) >> 16;
uint8_t sub2 = (id & 0x000FF00) >> 8;
uint8_t sub3 = (id & 0x00000FF);
num_to_bytebits(sub1, 12, bits+32);
num_to_bytebits(0x980, 12, bits+44); // --> UNKNOWN part
num_to_bytebits(year, 8, bits+44);
num_to_bytebits(0, 4, bits+52); // --> UNKNOWN. Flag?
num_to_bytebits(sub2, 8, bits+56);
num_to_bytebits(sub3, 8, bits+64);
@ -101,6 +106,10 @@ int CmdNoralsyDemod(const char *Cmd) {
cardid |= (raw2 & 0xFF) << 8;
cardid |= ((raw3 & 0xFF000000) >> 24);
cardid = BCD2DEC(cardid);
uint16_t year = (raw2 & 0x000ff000) >> 12;
year = BCD2DEC(year);
year += ( year > 60 ) ? 1900: 2000;
// calc checksums
uint8_t calc1 = noralsy_chksum(DemodBuffer+32, 40);
@ -118,21 +127,21 @@ int CmdNoralsyDemod(const char *Cmd) {
return 0;
}
PrintAndLog("Noralsy Tag Found: Card ID %u, Raw: %08X%08X%08X", cardid, raw1 ,raw2, raw3);
PrintAndLog("Noralsy Tag Found: Card ID %u, Year: %u Raw: %08X%08X%08X", cardid, year, raw1 ,raw2, raw3);
return 1;
}
int CmdNoralsyRead(const char *Cmd) {
CmdLFRead("s");
getSamples("20000",TRUE);
getSamples("8000",TRUE);
return CmdNoralsyDemod(Cmd);
}
int CmdNoralsyClone(const char *Cmd) {
uint16_t year = 0;
uint32_t id = 0;
uint32_t blocks[4] = {T55x7_MODULATION_MANCHESTER | T55x7_BITRATE_RF_32 | T55x7_ST_TERMINATOR |3<<T55x7_MAXBLOCK_SHIFT, 0, 0};
uint8_t bits[96];
uint8_t *bs = bits;
memset(bs, 0, sizeof(bits));
@ -141,6 +150,7 @@ int CmdNoralsyClone(const char *Cmd) {
if (strlen(Cmd) == 0 || cmdp == 'h' || cmdp == 'H') return usage_lf_noralsy_clone();
id = param_get32ex(Cmd, 0, 0, 10);
year = param_get32ex(Cmd, 1, 2000, 10);
//Q5
if (param_getchar(Cmd, 1) == 'Q' || param_getchar(Cmd, 1) == 'q') {
@ -148,7 +158,7 @@ int CmdNoralsyClone(const char *Cmd) {
blocks[0] = T5555_MODULATION_MANCHESTER | 32<<T5555_BITRATE_SHIFT | T5555_ST_TERMINATOR | 3<<T5555_MAXBLOCK_SHIFT;
}
if ( !getnoralsyBits(id, bs)) {
if ( !getnoralsyBits(id, year, bs)) {
PrintAndLog("Error with tag bitstream generation.");
return 1;
}
@ -187,12 +197,15 @@ int CmdNoralsySim(const char *Cmd) {
uint8_t bits[96];
uint8_t *bs = bits;
memset(bs, 0, sizeof(bits));
uint16_t year = 0;
uint32_t id = 0;
char cmdp = param_getchar(Cmd, 0);
if (strlen(Cmd) == 0 || cmdp == 'h' || cmdp == 'H') return usage_lf_noralsy_sim();
id = param_get32ex(Cmd, 0, 0, 10);
year = param_get32ex(Cmd, 1, 2000, 10);
uint8_t clk = 32, encoding = 1, separator = 1, invert = 0;
uint16_t arg1, arg2;
@ -200,7 +213,7 @@ int CmdNoralsySim(const char *Cmd) {
arg1 = clk << 8 | encoding;
arg2 = invert << 8 | separator;
if ( !getnoralsyBits(id, bs)) {
if ( !getnoralsyBits(id, year, bs)) {
PrintAndLog("Error with tag bitstream generation.");
return 1;
}

2
client/cmdlfnoralsy.h
View file

@ -27,7 +27,7 @@ int CmdNoralsySim(const char *Cmd);
int CmdNoralsyRead(const char *Cmd);
int CmdNoralsyDemod(const char *Cmd);
int getnoralsyBits(uint32_t id, uint8_t *bits);
int getnoralsyBits(uint32_t id, uint16_t year, uint8_t *bits);
int usage_lf_noralsy_clone(void);
int usage_lf_noralsy_sim(void);