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fix: clone a EM410x ID to Hitag S/8211 with clock

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This commit is contained in:
douniwan5788 2024-08-24 19:38:02 +08:00
commit c32fd53e5f
1 changed files with 62 additions and 33 deletions
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95
client/src/cmdlfem410x.c
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@ -39,7 +39,7 @@
#include "generator.h"
#include "cliparser.h"
#include "cmdhw.h"
#include <hitag.h>
#include "hitag.h"
static uint64_t gs_em410xid = 0;
@ -675,7 +675,7 @@ static size_t concatbits(uint8_t *dst, size_t dstskip, const uint8_t *src, size_
static int CmdEM410xClone(const char *Cmd) {
CLIParserContext *ctx;
CLIParserInit(&ctx, "lf em 410x clone",
"clone a EM410x ID to a T55x7, Q5/T5555 or EM4305/4469 tag.",
"clone a EM410x ID to a T55x7, Q5/T5555, EM4305/4469 or Hitag S/8211 tag.",
"lf em 410x clone --id 0F0368568B -> encode for T55x7 tag\n"
"lf em 410x clone --id 0F0368568B --q5 -> encode for Q5/T5555 tag\n"
"lf em 410x clone --id 0F0368568B --em -> encode for EM4305/4469\n"
@ -710,9 +710,15 @@ static int CmdEM410xClone(const char *Cmd) {
return PM3_EINVARG;
}
if (hs && IfPm3Hitag() == false) {
PrintAndLogEx(FAILED, "Device not compiled to support Hitag");
return PM3_EINVARG;
if (hs) {
if (IfPm3Hitag() == false) {
PrintAndLogEx(FAILED, "Device not compiled to support Hitag");
return PM3_EINVARG;
}
if (clk == 40) {
PrintAndLogEx(FAILED, "supported clock rates for Hitag are " _YELLOW_("16, 32, 64"));
return PM3_EINVARG;
}
}
// Allowed clock rates: 16, 32, 40 and 64
@ -722,31 +728,14 @@ static int CmdEM410xClone(const char *Cmd) {
}
uint64_t id = bytes_to_num(uid, uid_len);
PrintAndLogEx(SUCCESS, "Preparing to clone EM4102 to " _YELLOW_("%s") " tag with EM Tag ID " _GREEN_("%010" PRIX64) " (RF/%d)", q5 ? "Q5/T5555" : (em ? "EM4305/4469" : "T55x7"), id, clk);
PrintAndLogEx(SUCCESS, "Preparing to clone EM4102 to " _YELLOW_("%s") " tag with EM Tag ID " _GREEN_("%010" PRIX64) " (RF/%d)",
q5 ? "Q5/T5555" : (em ? "EM4305/4469" : (hs ? "Hitag S/8211" : "T55x7")), id, clk);
struct {
bool Q5;
bool EM;
bool add_electra;
uint8_t clock;
uint32_t high;
uint32_t low;
} PACKED payload;
payload.Q5 = q5;
payload.EM = em;
payload.add_electra = add_electra;
payload.clock = clk;
payload.high = (uint32_t)(id >> 32);
payload.low = (uint32_t)id;
uint8_t data[8] = {0xFF, 0x80}; // EM410X_HEADER 9 bits of one
uint8_t data[HITAG_BLOCK_SIZE * 2] = {0xFF, 0x80}; // EM410X_HEADER 9 bits of one
uint32_t databits = 9;
uint8_t c_parity = 0;
for (int i = 36; i >= 0; i -= 4)
{
for (int i = 36; i >= 0; i -= 4) {
uint8_t r_parity = 0;
uint8_t nibble = id >> i & 0xF;
@ -758,7 +747,8 @@ static int CmdEM410xClone(const char *Cmd) {
c_parity ^= nibble;
}
data[7] |= c_parity << 1;
// print_hex_noascii_break(data, 8, 10);
PrintAndLogEx(INFO, "Encoded to %s", sprint_hex(data, sizeof(data)));
clearCommandBuffer();
PacketResponseNG resp;
@ -767,14 +757,37 @@ static int CmdEM410xClone(const char *Cmd) {
lf_hitag_data_t packet;
memset(&packet, 0, sizeof(packet));
for (size_t page = 4; page <= 5; page++) {
packet.cmd = WHTSF_PLAIN;
packet.page = page;
memcpy(packet.data, &data[(page-4)*4], 4);
for (size_t steps = 0; steps < 3; steps++) {
switch (steps) {
case 0:
packet.data[0] = 0xCA; //compatiable for 82xx, no impact on Hitag S
// clk -> TTFDR1 TTFDR0
// 32 -> 0x00 4 kBit/s
// 16 -> 0x10 8 kBit/s
// 64 -> 0x20 2 kBit/s
packet.data[1] = 0x04;
switch (clk) {
case 32: break;
case 16: packet.data[1] |= 0x10; break;
case 64: packet.data[1] |= 0x20; break;
}
packet.data[2] = 0;
packet.data[3] = 0; //TODO: keep PWDH0?
packet.page = 1;
break;
case 1:
memcpy(packet.data, &data[HITAG_BLOCK_SIZE * 0], HITAG_BLOCK_SIZE);
packet.page = 4;
break;
case 2:
memcpy(packet.data, &data[HITAG_BLOCK_SIZE * 1], HITAG_BLOCK_SIZE);
packet.page = 5;
break;
}
packet.cmd = WHTSF_PLAIN;
SendCommandNG(CMD_LF_HITAGS_WRITE, (uint8_t *)&packet, sizeof(packet));
if (WaitForResponseTimeout(CMD_LF_HITAGS_WRITE, &resp, 4000) == false)
{
if (WaitForResponseTimeout(CMD_LF_HITAGS_WRITE, &resp, 4000) == false) {
PrintAndLogEx(WARNING, "timeout while waiting for reply.");
return PM3_ETIMEOUT;
}
@ -784,6 +797,22 @@ static int CmdEM410xClone(const char *Cmd) {
}
}
} else {
struct {
bool Q5;
bool EM;
bool add_electra;
uint8_t clock;
uint32_t high;
uint32_t low;
} PACKED payload;
payload.Q5 = q5;
payload.EM = em;
payload.add_electra = add_electra;
payload.clock = clk;
payload.high = (uint32_t)(id >> 32);
payload.low = (uint32_t)id;
SendCommandNG(CMD_LF_EM410X_CLONE, (uint8_t *)&payload, sizeof(payload));
WaitForResponse(CMD_LF_EM410X_CLONE, &resp);
}