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added lf paradox sim (experimental), lf paradox clone / reader - now uses cliparser, support continuous mode, EM (untested)

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iceman1001 2020-11-26 20:09:20 +01:00
commit 966ecd6193
1 changed files with 136 additions and 102 deletions
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238
client/src/cmdlfparadox.c
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@ -1,4 +1,5 @@
//----------------------------------------------------------------------------- //-----------------------------------------------------------------------------
// Marshmellow
// //
// This code is licensed to you under the terms of the GNU GPL, version 2 or, // This code is licensed to you under the terms of the GNU GPL, version 2 or,
// at your option, any later version. See the LICENSE.txt file for the text of // at your option, any later version. See the LICENSE.txt file for the text of
@ -8,13 +9,11 @@
// FSK2a, rf/50, 96 bits (completely known) // FSK2a, rf/50, 96 bits (completely known)
//----------------------------------------------------------------------------- //-----------------------------------------------------------------------------
#include "cmdlfparadox.h" #include "cmdlfparadox.h"
#include <stdio.h> #include <stdio.h>
#include <string.h> #include <string.h>
#include <stdlib.h> #include <stdlib.h>
#include <ctype.h> #include <ctype.h>
#include "commonutil.h" // ARRAYLEN
#include "commonutil.h" // ARRAYLEN
#include "cmdparser.h" // command_t #include "cmdparser.h" // command_t
#include "comms.h" #include "comms.h"
#include "ui.h" #include "ui.h"
@ -25,40 +24,11 @@
#include "protocols.h" // t55xx defines #include "protocols.h" // t55xx defines
#include "cmdlft55xx.h" // clone.. #include "cmdlft55xx.h" // clone..
#include "crc.h" // maxim #include "crc.h" // maxim
#include "cmdlfem4x05.h" //
#include "cliparser.h"
static int CmdHelp(const char *Cmd); static int CmdHelp(const char *Cmd);
static int usage_lf_paradox_clone(void) {
PrintAndLogEx(NORMAL, "clone a Paradox tag to a T55x7 tag.");
PrintAndLogEx(NORMAL, "");
PrintAndLogEx(NORMAL, "Usage: lf paradox clone [h] [b <raw hex>]");
PrintAndLogEx(NORMAL, "Options:");
PrintAndLogEx(NORMAL, " h : this help");
PrintAndLogEx(NORMAL, " b <raw hex> : raw hex data. 12 bytes max");
PrintAndLogEx(NORMAL, "");
PrintAndLogEx(NORMAL, "Examples:");
PrintAndLogEx(NORMAL, _YELLOW_(" lf paradox clone b 0f55555695596a6a9999a59a"));
return PM3_SUCCESS;
}
/*
static int usage_lf_paradox_sim(void) {
PrintAndLogEx(NORMAL, "Enables simulation of Paradox card with specified card number.");
PrintAndLogEx(NORMAL, "Simulation runs until the button is pressed or another USB command is issued.");
PrintAndLogEx(NORMAL, "The facility-code is 8-bit and the card number is 16-bit. Larger values are truncated.");
PrintAndLogEx(NORMAL, "");
PrintAndLogEx(NORMAL, "Usage: lf paradox sim [h] <Facility-Code> <Card-Number>");
PrintAndLogEx(NORMAL, "Options:");
PrintAndLogEx(NORMAL, " h : this help");
PrintAndLogEx(NORMAL, " <Facility-Code> : 8-bit value facility code");
PrintAndLogEx(NORMAL, " <Card Number> : 16-bit value card number");
PrintAndLogEx(NORMAL, "");
PrintAndLogEx(NORMAL, "Examples:");
PrintAndLogEx(NORMAL, _YELLOW_(" lf paradox sim 123 11223"));
return PM3_SUCCESS;
}
*/
const uint8_t paradox_lut[] = { const uint8_t paradox_lut[] = {
0xDB, 0xFC, 0x3F, 0xC5, 0x50, 0x14, 0x05, 0x47, 0xDB, 0xFC, 0x3F, 0xC5, 0x50, 0x14, 0x05, 0x47,
0x9F, 0xED, 0x7D, 0x59, 0x22, 0x84, 0x21, 0x4E, 0x9F, 0xED, 0x7D, 0x59, 0x22, 0x84, 0x21, 0x4E,
@ -71,9 +41,9 @@ const uint8_t paradox_lut[] = {
#define PARADOX_PREAMBLE_LEN 8 #define PARADOX_PREAMBLE_LEN 8
//by marshmellow // by marshmellow
//Paradox Prox demod - FSK2a RF/50 with preamble of 00001111 (then manchester encoded) // Paradox Prox demod - FSK2a RF/50 with preamble of 00001111 (then manchester encoded)
//print full Paradox Prox ID and some bit format details if found // print full Paradox Prox ID and some bit format details if found
int demodParadox(bool verbose) { int demodParadox(bool verbose) {
(void) verbose; // unused so far (void) verbose; // unused so far
@ -204,91 +174,141 @@ static int CmdParadoxDemod(const char *Cmd) {
return demodParadox(true); return demodParadox(true);
} }
//by marshmellow static int CmdParadoxReader(const char *Cmd) {
//see ASKDemod for what args are accepted CLIParserContext *ctx;
static int CmdParadoxRead(const char *Cmd) { CLIParserInit(&ctx, "lf paradox reader",
(void)Cmd; // Cmd is not used so far "read a Paradox tag",
lf_read(false, 10000); "lf Paradox reader -@ -> continuous reader mode"
return demodParadox(true); );
void *argtable[] = {
arg_param_begin,
arg_lit0("@", NULL, "optional - continuous reader mode"),
arg_param_end
};
CLIExecWithReturn(ctx, Cmd, argtable, true);
bool cm = arg_get_lit(ctx, 1);
CLIParserFree(ctx);
do {
lf_read(false, 10000);
demodParadox(!cm);
} while (cm && !kbd_enter_pressed());
return PM3_SUCCESS;
} }
static int CmdParadoxClone(const char *Cmd) { static int CmdParadoxClone(const char *Cmd) {
uint32_t blocks[4]; CLIParserContext *ctx;
bool errors = false; CLIParserInit(&ctx, "lf paradox clone",
uint8_t cmdp = 0; "clone a paradox tag to a T55x7, Q5/T5555 or EM4305/4469 tag.",
int datalen = 0; "lf paradox clone --raw 0f55555695596a6a9999a59a\n"
"lf paradox clone -r 0f55555695596a6a9999a59a --q5 -> encode for Q5/T5555 tag\n"
"lf paradox clone -r 0f55555695596a6a9999a59a --em -> encode for EM4305/4469"
);
while (param_getchar(Cmd, cmdp) != 0x00 && !errors) { void *argtable[] = {
switch (tolower(param_getchar(Cmd, cmdp))) { arg_param_begin,
case 'h': arg_str0("r", "raw", "<hex>", "raw hex data. 12 bytes max"),
return usage_lf_paradox_clone(); arg_lit0(NULL, "q5", "optional - specify writing to Q5/T5555 tag"),
case 'b': { arg_lit0(NULL, "em", "optional - specify writing to EM4305/4469 tag"),
// skip first block, 3*4 =12 bytes left arg_param_end
uint8_t rawhex[12] = {0}; };
int res = param_gethex_to_eol(Cmd, cmdp + 1, rawhex, sizeof(rawhex), &datalen); CLIExecWithReturn(ctx, Cmd, argtable, false);
if (res != 0)
errors = true;
for (uint8_t i = 1; i < ARRAYLEN(blocks); i++) { int raw_len = 0;
blocks[i] = bytes_to_num(rawhex + ((i - 1) * 4), sizeof(uint32_t)); // skip first block, 3*4 = 12 bytes left
} uint8_t raw[12] = {0};
cmdp += 2; CLIGetHexWithReturn(ctx, 1, raw, &raw_len);
break;
} bool q5 = arg_get_lit(ctx, 2);
default: bool em = arg_get_lit(ctx, 3);
PrintAndLogEx(WARNING, "Unknown parameter '%c'", param_getchar(Cmd, cmdp)); CLIParserFree(ctx);
errors = true;
break; if (q5 && em) {
} PrintAndLogEx(FAILED, "Can't specify both Q5 and EM4305 at the same time");
return PM3_EINVARG;
} }
if (errors || cmdp == 0) return usage_lf_paradox_clone(); if (raw_len != 12) {
PrintAndLogEx(ERR, "Data must be 12 bytes (24 HEX characters) %d", raw_len);
return PM3_EINVARG;
}
//Securakey - compat mode, ASK/Man, data rate 40, 3 data blocks uint32_t blocks[4];
for (uint8_t i = 1; i < ARRAYLEN(blocks); i++) {
blocks[i] = bytes_to_num(raw + ((i - 1) * 4), sizeof(uint32_t));
}
// Paradox - FSK2a, data rate 50, 3 data blocks
blocks[0] = T55x7_MODULATION_FSK2a | T55x7_BITRATE_RF_50 | 3 << T55x7_MAXBLOCK_SHIFT; blocks[0] = T55x7_MODULATION_FSK2a | T55x7_BITRATE_RF_50 | 3 << T55x7_MAXBLOCK_SHIFT;
char cardtype[16] = {"T55x7"};
// Q5
if (q5) {
blocks[0] = T5555_FIXED | T5555_INVERT_OUTPUT | T5555_MODULATION_FSK2 | T5555_SET_BITRATE(50) | T5555_ST_TERMINATOR | 3 << T5555_MAXBLOCK_SHIFT;
snprintf(cardtype, sizeof(cardtype), "Q5/T5555");
}
PrintAndLogEx(INFO, "Preparing to clone Paradox to T55x7 with raw hex"); // EM4305
if (em) {
blocks[0] = EM4305_PARADOX_CONFIG_BLOCK;
snprintf(cardtype, sizeof(cardtype), "EM4305/4469");
}
PrintAndLogEx(INFO, "Preparing to clone Paradox to " _YELLOW_("%s") " with raw hex", cardtype);
print_blocks(blocks, ARRAYLEN(blocks)); print_blocks(blocks, ARRAYLEN(blocks));
int res = clone_t55xx_tag(blocks, ARRAYLEN(blocks)); int res;
if (em) {
res = em4x05_clone_tag(blocks, ARRAYLEN(blocks), 0, false);
} else {
res = clone_t55xx_tag(blocks, ARRAYLEN(blocks));
}
PrintAndLogEx(SUCCESS, "Done"); PrintAndLogEx(SUCCESS, "Done");
PrintAndLogEx(HINT, "Hint: try " _YELLOW_("`lf paradox read`") " to verify"); PrintAndLogEx(HINT, "Hint: try " _YELLOW_("`lf paradox read`") " to verify");
return res; return res;
} }
static int CmdParadoxSim(const char *Cmd) { static int CmdParadoxSim(const char *Cmd) {
PrintAndLogEx(INFO, " To be implemented, feel free to contribute!");
return PM3_SUCCESS;
}
/*
char cmdp = tolower(param_getchar(Cmd, 0));
if (strlen(Cmd) == 0 || cmdp == 'h') return usage_lf_paradox_sim();
uint32_t facilitycode = 0, cardnumber = 0, fc = 0, cn = 0; CLIParserContext *ctx;
CLIParserInit(&ctx, "lf paradox sim",
"Enables simulation of paradox card with specified card number.\n"
"Simulation runs until the button is pressed or another USB command is issued.",
"lf paradox sim --raw 0f55555695596a6a9999a59a"
);
uint8_t bs[96]; void *argtable[] = {
memset(bs, 0x00, sizeof(bs)); arg_param_begin,
arg_str0("r", "raw", "<hex>", " raw hex data. 12 bytes"),
arg_param_end
};
CLIExecWithReturn(ctx, Cmd, argtable, false);
int raw_len = 0;
// skip first block, 3*4 = 12 bytes left
uint8_t raw[12] = {0};
CLIGetHexWithReturn(ctx, 1, raw, &raw_len);
CLIParserFree(ctx);
if (raw_len != 12) {
PrintAndLogEx(ERR, "Data must be 12 bytes (24 HEX characters) %d", raw_len);
return PM3_EINVARG;
}
PrintAndLogEx(SUCCESS, "Simulating Paradox - raw " _YELLOW_("%s"), sprint_hex_inrow(raw, sizeof(raw)));
uint8_t bs[sizeof(raw) * 8];
bytes_to_bytebits(raw, sizeof(raw), bs);
// Paradox uses: fcHigh: 10, fcLow: 8, clk: 50, invert: 1 FSK2a // Paradox uses: fcHigh: 10, fcLow: 8, clk: 50, invert: 1 FSK2a
uint8_t clk = 50, invert = 1, high = 10, low = 8; uint8_t clk = 50, high = 10, low = 8;
if (sscanf(Cmd, "%u %u", &fc, &cn) != 2) return usage_lf_paradox_sim();
facilitycode = (fc & 0x000000FF);
cardnumber = (cn & 0x0000FFFF);
// if ( GetParadoxBits(facilitycode, cardnumber, bs) != PM3_SUCCESS) {
// PrintAndLogEx(ERR, "Error with tag bitstream generation.");
// return 1;
// }
PrintAndLogEx(NORMAL, "Simulating Paradox - Facility Code: %u, CardNumber: %u", facilitycode, cardnumber);
lf_fsksim_t *payload = calloc(1, sizeof(lf_fsksim_t) + sizeof(bs)); lf_fsksim_t *payload = calloc(1, sizeof(lf_fsksim_t) + sizeof(bs));
payload->fchigh = high; payload->fchigh = high;
payload->fclow = low; payload->fclow = low;
payload->separator = invert; payload->separator = 0;
payload->clock = clk; payload->clock = clk;
memcpy(payload->data, bs, sizeof(bs)); memcpy(payload->data, bs, sizeof(bs));
@ -302,15 +322,29 @@ static int CmdParadoxSim(const char *Cmd) {
PrintAndLogEx(INFO, "Done"); PrintAndLogEx(INFO, "Done");
if (resp.status != PM3_EOPABORTED) if (resp.status != PM3_EOPABORTED)
return resp.status; return resp.status;
return PM3_SUCCESS;
} return PM3_SUCCESS;}
/*
if (sscanf(Cmd, "%u %u", &fc, &cn) != 2) return usage_lf_paradox_sim();
facilitycode = (fc & 0x000000FF);
cardnumber = (cn & 0x0000FFFF);
// if ( GetParadoxBits(facilitycode, cardnumber, bs) != PM3_SUCCESS) {
// PrintAndLogEx(ERR, "Error with tag bitstream generation.");
// return 1;
// }
PrintAndLogEx(NORMAL, "Simulating Paradox - Facility Code: %u, CardNumber: %u", facilitycode, cardnumber);
*/ */
static command_t CommandTable[] = { static command_t CommandTable[] = {
{"help", CmdHelp, AlwaysAvailable, "This help"}, {"help", CmdHelp, AlwaysAvailable, "This help"},
{"demod", CmdParadoxDemod, AlwaysAvailable, "Demodulate a Paradox FSK tag from the GraphBuffer"}, {"demod", CmdParadoxDemod, AlwaysAvailable, "Demodulate a Paradox FSK tag from the GraphBuffer"},
{"read", CmdParadoxRead, IfPm3Lf, "Attempt to read and Extract tag data from the antenna"}, {"reader", CmdParadoxReader, IfPm3Lf, "Attempt to read and Extract tag data from the antenna"},
{"clone", CmdParadoxClone, IfPm3Lf, "clone paradox tag to T55x7"}, {"clone", CmdParadoxClone, IfPm3Lf, "clone paradox tag"},
{"sim", CmdParadoxSim, IfPm3Lf, "simulate paradox tag"}, {"sim", CmdParadoxSim, IfPm3Lf, "simulate paradox tag"},
{NULL, NULL, NULL, NULL} {NULL, NULL, NULL, NULL}
}; };