github/RRG-Proxmark3
1
0
Fork 0
mirror of https://github.com/RfidResearchGroup/proxmark3.git synced 2025-08-21 13:53:55 -07:00
Code Issues Projects Releases Packages Wiki Activity Actions

chf: lf asksim - uses NG

Browse source
This commit is contained in:
iceman1001 2019-05-24 07:06:08 -04:00
commit e727fe5818
14 changed files with 162 additions and 62 deletions
Download patch file Download diff file Expand all files Collapse all files

24
client/cmdlfguard.c
View file

@ -138,8 +138,8 @@ static int CmdGuardRead(const char *Cmd) {
static int CmdGuardClone(const char *Cmd) {
char cmdp = param_getchar(Cmd, 0);
if (strlen(Cmd) == 0 || cmdp == 'h' || cmdp == 'H') return usage_lf_guard_clone();
char cmdp = tolower(param_getchar(Cmd, 0));
if (strlen(Cmd) == 0 || cmdp == 'h') return usage_lf_guard_clone();
uint32_t facilitycode = 0, cardnumber = 0, fc = 0, cn = 0, fmtlen = 0;
uint8_t bs[96];
@ -198,12 +198,10 @@ static int CmdGuardClone(const char *Cmd) {
static int CmdGuardSim(const char *Cmd) {
// Guard uses: clk: 64, invert: 0, encoding: 2 (ASK Biphase)
uint8_t clock1 = 64, encoding = 2, separator = 0, invert = 0;
uint32_t facilitycode = 0, cardnumber = 0, fc = 0, cn = 0, fmtlen = 0;
char cmdp = param_getchar(Cmd, 0);
if (strlen(Cmd) == 0 || cmdp == 'h' || cmdp == 'H') return usage_lf_guard_sim();
char cmdp = tolower(param_getchar(Cmd, 0));
if (strlen(Cmd) == 0 || cmdp == 'h') return usage_lf_guard_sim();
if (sscanf(Cmd, "%u %u %u", &fmtlen, &fc, &cn) != 3) return usage_lf_guard_sim();
@ -221,10 +219,22 @@ static int CmdGuardSim(const char *Cmd) {
PrintAndLogEx(SUCCESS, "Simulating Guardall - Facility Code: %u, CardNumber: %u", facilitycode, cardnumber);
// Guard uses: clk: 64, invert: 0, encoding: 2 (ASK Biphase)
lf_asksim_t *payload = calloc(1, sizeof(lf_asksim_t) + sizeof(bs));
payload->encoding = 2;
payload->invert = 0;
payload->separator = 0;
payload->clock = 64;
memcpy(payload->data, bs, sizeof(bs));
clearCommandBuffer();
SendCommandOLD(CMD_ASK_SIM_TAG, (clock1 << 8) | encoding, (invert << 8) | separator, sizeof(bs), bs, sizeof(bs));
SendCommandNG(CMD_ASK_SIM_TAG, (uint8_t *)payload, sizeof(lf_asksim_t) + sizeof(bs));
free(payload);
PacketResponseNG resp;
WaitForResponse(CMD_ASK_SIM_TAG, &resp);
PrintAndLogEx(INFO, "Done");
if (resp.status != PM3_EOPABORTED)
return resp.status;
return PM3_SUCCESS;