#include "cmdparser.h"
#include "cmddata.h" //for g_debugMode, demodbuff cmds
#include "lfdemod.h" // for HIDdemodFSK
-#include "parity.h" // for parity
+#include "hidcardformats.h"
+#include "hidcardformatutils.h"
#include "util.h" // for param_get8,32,64
-static int CmdHelp(const char *Cmd);
-
-/**
- * Packs an HID ID from component parts.
- *
- * This only works with 26, 34, 35, 37, and 48 bit card IDs.
- *
- * Returns false on invalid inputs.
- */
-bool pack_hid(/* out */ uint32_t *hi2, /* out */ uint32_t *hi, /* out */ uint32_t *lo, /* in */ const hid_info *info) {
- uint32_t higher = 0, high = 0, low = 0;
-
- switch (info->fmtLen) {
- case 26: // HID H10301
- low |= (info->cardnum & 0xffff) << 1;
- low |= (info->fc & 0xff) << 17;
-
- if (info->parityValid) {
- // Calculate parity
- low |= oddparity32((low >> 1) & 0xfff) & 1;
- low |= (evenparity32((low >> 13) & 0xfff) & 1) << 25;
- }
- break;
-
- case 34: // H10306
- low |= (info->cardnum & 0xffff) << 1;
- low |= (info->fc & 0x7fff) << 17;
- high |= (info->fc & 0x8000) >> 15;
-
- if (info->parityValid) {
- // Calculate parity
- high |= (evenparity32((high & 0x00000001) ^ (low & 0xFFFE0000)) & 1) << 1;
- low |= (oddparity32(low & 0x0001FFFE) & 1);
- }
- break;
-
- case 35: // (Corporate 1000 35-bit)
- low |= (info->cardnum & 0xfffff) << 1;
- low |= (info->fc & 0x7ff) << 21;
- high |= (info->fc & 0x800) >> 11;
-
- if (info->parityValid) {
- // Calculate parity
- high |= (evenparity32((high & 0x00000001) ^ (low & 0xB6DB6DB6)) & 1) << 1;
- low |= (oddparity32( (high & 0x00000003) ^ (low & 0x6DB6DB6C)) & 1);
- high |= (oddparity32( (high & 0x00000003) ^ (low & 0xFFFFFFFF)) & 1) << 2;
- }
- break;
-
- case 37: //H10304
- low |= (info->cardnum & 0x7ffff) << 1;
- low |= (info->fc & 0xfff) << 20;
- high |= (info->fc & 0xf000) >> 12;
-
- if (info->parityValid) {
- // Calculate parity
- high |= (evenparity32((high & 0x0000000F) ^ (low & 0xFFFC0000)) & 1) << 4;
- low |= (oddparity32(low & 0x0007FFFE) & 1);
- }
- break;
-
- case 48: // Corporate 1000 48-bit
- low |= (info->cardnum & 0x7FFFFF) << 1;
- low |= (info->fc & 0xff) << 24;
- high |= (info->fc & 0x3FFF00) >> 8;
-
- if (info->parityValid) {
- // Calculate parity
- high |= (evenparity32((high & 0x00001B6D) ^ (low & 0xB6DB6DB6)) & 1) << 14;
- low |= (oddparity32( (high & 0x000036DB) ^ (low & 0x6DB6DB6C)) & 1);
- high |= (oddparity32( (high & 0x00007FFF) ^ (low & 0xFFFFFFFF)) & 1) << 15;
- }
- break;
-
- default:
- // Invalid / unsupported length
- return false;
- }
-
- // Set the format length bits
- if (info->fmtLen < 37) {
- // Bit 37 is always set
- high |= 0x20;
-
- // Set the bit corresponding to the length.
- if (info->fmtLen < 32)
- low |= 1 << info->fmtLen;
- else
- high |= 1 << (info->fmtLen - 32);
-
- } else if (info->fmtLen > 37){
- if (info->fmtLen < 64)
- high |= 1 << (info->fmtLen - 32);
- else
- higher |= 1 << (info->fmtLen - 64);
- }
- // Return result only if successful.
- *hi2 = higher;
- *hi = high;
- *lo = low;
- return true;
-}
-
-/**
- * Unpacks an HID ID into its component parts.
- *
- * This only works with 26, 34, 35, 37, and 48 bit card IDs.
- *
- * Returns false on invalid inputs.
- */
-bool unpack_hid(hid_info *out, uint32_t hi2, uint32_t hi, uint32_t lo) {
- memset(out, 0, sizeof(hid_info));
- uint8_t fmtLen = 0;
-
- uint32_t hFmt; // for calculating card length
- if ((hi2 & 0x000FFFFF) > 0) { // > 64 bits
- hFmt = hi2 & 0x000FFFFF;
- fmtLen = 64;
- } else if ((hi & 0xFFFFFFC0) > 0) { // < 63-38 bits
- hFmt = hi & 0xFFFFFFC0;
- fmtLen = 32;
- } else if ((hi & 0x00000020) == 0) { // 37 bits
- hFmt = 0;
- fmtLen = 37;
- } else if ((hi & 0x0000001F) > 0){ // 36-32 bits
- hFmt = hi & 0x0000001F;
- fmtLen = 32;
- } else { // <32 bits
- hFmt = lo;
- fmtLen = 0;
- }
-
- while (hFmt > 1) {
- hFmt >>= 1;
- fmtLen++;
- }
- out->fmtLen = fmtLen;
- switch (out->fmtLen) {
- case 26: // HID H10301
- out->cardnum = (lo >> 1) & 0xFFFF;
- out->fc = (lo >> 17) & 0xFF;
-
- if (g_debugMode) {
- PrintAndLog("oddparity : input=%x, calculated=%d, provided=%d",
- (lo >> 1) & 0xFFF, oddparity32((lo >> 1) & 0xFFF), lo & 1);
- PrintAndLog("evenparity: input=%x, calculated=%d, provided=%d",
- (lo >> 13) & 0xFFF, evenparity32((lo >> 13) & 0xFFF) & 1, (lo >> 25) & 1);
- }
-
- out->parityValid =
- (oddparity32((lo >> 1) & 0xFFF) == (lo & 1)) &&
- ((evenparity32((lo >> 13) & 0xFFF) & 1) == ((lo >> 25) & 1));
- break;
-
- case 34: // HID H10306
- out->cardnum = (lo >> 1) & 0xFFFF;
- out->fc = ((hi & 1) << 15) | (lo >> 17);
- out->parityValid =
- ((evenparity32((hi & 0x00000001) ^ (lo & 0xFFFE0000)) & 1) == ((hi >> 1) & 1)) &&
- ((oddparity32(lo & 0x0001FFFE) & 1) == ((lo & 1)));
- break;
-
- case 35: // HID Corporate 1000-35
- out->cardnum = (lo >> 1) & 0xFFFFF;
- out->fc = ((hi & 1) << 11) | (lo >> 21);
- out->parityValid =
- (evenparity32((hi & 0x00000001) ^ (lo & 0xB6DB6DB6)) == ((hi >> 1) & 1)) &&
- (oddparity32( (hi & 0x00000003) ^ (lo & 0x6DB6DB6C)) == ((lo >> 0) & 1)) &&
- (oddparity32( (hi & 0x00000003) ^ (lo & 0xFFFFFFFF)) == ((hi >> 2) & 1));
- if (g_debugMode) {
- PrintAndLog("Parity check: calculated {%d, %d, %d}, provided {%d, %d, %d}",
- evenparity32((hi & 0x00000001) ^ (lo & 0xB6DB6DB6)),
- oddparity32( (hi & 0x00000003) ^ (lo & 0x6DB6DB6C)),
- oddparity32( (hi & 0x00000003) ^ (lo & 0xFFFFFFFF)),
- ((hi >> 1) & 1),
- ((lo >> 0) & 1),
- ((hi >> 2) & 1)
- );
- }
- break;
-
- case 37: // HID H10304
- out->fmtLen = 37;
- out->cardnum = (lo >> 1) & 0x7FFFF;
- out->fc = ((hi & 0xF) << 12) | (lo >> 20);
- out->parityValid =
- (evenparity32((hi & 0x0000000F) ^ (lo & 0xFFFC0000)) == ((hi >> 4) & 1)) &&
- (oddparity32( lo & 0x0007FFFE) == (lo & 1));
- break;
-
- case 48: // HID Corporate 1000-48
- out->cardnum = (lo >> 1) & 0x7FFFFF; //Start 24, 23 length
- out->fc = ((hi & 0x3FFF) << 8 ) | (lo >> 24); //Start 2, 22 length
- out->parityValid =
- (evenparity32((hi & 0x00001B6D) ^ (lo & 0xB6DB6DB6)) == ((hi >> 14) & 1)) &&
- (oddparity32( (hi & 0x000036DB) ^ (lo & 0x6DB6DB6C)) == ((lo >> 0) & 1)) &&
- (oddparity32( (hi & 0x00007FFF) ^ (lo & 0xFFFFFFFF)) == ((hi >> 15) & 1));
- if (g_debugMode) {
- PrintAndLog("Parity check: calculated {%d, %d, %d}, provided {%d, %d, %d}",
- evenparity32((hi & 0x00001B6D) ^ (lo & 0xB6DB6DB6)),
- oddparity32( (hi & 0x000036DB) ^ (lo & 0x6DB6DB6C)),
- oddparity32( (hi & 0x00007FFF) ^ (lo & 0xFFFFFFFF)),
- ((hi >> 14) & 1),
- ((lo >> 0) & 1),
- ((hi >> 15) & 1)
- );
- }
- break;
-
- default:
- return false;
- }
- return true;
-}
/**
* Converts a hex string to component "hi2", "hi" and "lo" 32-bit integers, one nibble
return i - 1;
}
+void usage_encode(){
+ PrintAndLog("Usage: lf hid encode <format> [<field> <value (decimal)>] {...}");
+ PrintAndLog(" Fields: c: Card number");
+ PrintAndLog(" f: Facility code");
+ PrintAndLog(" i: Issue Level");
+ PrintAndLog(" o: OEM code");
+ PrintAndLog(" example: lf hid encode H10301 f 123 c 4567");
+}
+void PrintProxTagId(hidproxmessage_t *packed){
+ if (packed->top != 0) {
+ PrintAndLog("HID Prox TAG ID: %x%08x%08x",
+ (uint32_t)packed->top, (uint32_t)packed->mid, (uint32_t)packed->bot);
+ } else {
+ PrintAndLog("HID Prox TAG ID: %x%08x",
+ (uint32_t)packed->mid, (uint32_t)packed->bot);
+ }
+}
+bool Encode(/* in */ const char *Cmd, /* out */ hidproxmessage_t *packed){
+ int formatIndex = -1;
+ char format[16];
+ memset(format, 0, sizeof(format));
+ if (!strcmp(Cmd, "help") || !strcmp(Cmd, "h") || !strcmp(Cmd, "list") || !strcmp(Cmd, "?")){
+ usage_encode();
+ return false;
+ } else {
+ param_getstr(Cmd, 0, format, sizeof(format));
+ formatIndex = HIDFindCardFormat(format);
+ if (formatIndex == -1) {
+ printf("Unknown format: %s\r\n", format);
+ return false;
+ }
+ }
+ hidproxcard_t data;
+ memset(&data, 0, sizeof(hidproxcard_t));
+ uint8_t cmdp = 1;
+ while(param_getchar(Cmd, cmdp) != 0x00) {
+ switch(param_getchar(Cmd, cmdp)) {
+ case 'I':
+ case 'i':
+ data.IssueLevel = param_get32ex(Cmd, cmdp+1, 0, 10);
+ cmdp += 2;
+ break;
+ case 'F':
+ case 'f':
+ data.FacilityCode = param_get32ex(Cmd, cmdp+1, 0, 10);
+ cmdp += 2;
+ break;
+ case 'C':
+ case 'c':
+ data.CardNumber = param_get64ex(Cmd, cmdp+1, 0, 10);
+ cmdp += 2;
+ break;
+ case 'o':
+ case 'O':
+ data.OEM = param_get32ex(Cmd, cmdp+1, 0, 10);
+ cmdp += 2;
+ break;
+ default:
+ PrintAndLog("Unknown parameter '%c'", param_getchar(Cmd, cmdp));
+ return false;
+ }
+ }
+ memset(packed, 0, sizeof(hidproxmessage_t));
+ if (!HIDPack(formatIndex, &data, packed))
+ {
+ PrintAndLog("The card data could not be encoded in the selected format.");
+ return false;
+ } else {
+ return true;
+ }
+
+}
+void Write(hidproxmessage_t *packed){
+ UsbCommand c;
+ c.d.asBytes[0] = (packed->top != 0 && ((packed->mid & 0xFFFFFFC0) != 0))
+ ? 1 : 0; // Writing long format?
+ c.cmd = CMD_HID_CLONE_TAG;
+ c.arg[0] = (packed->top & 0x000FFFFF);
+ c.arg[1] = packed->mid;
+ c.arg[2] = packed->bot;
+ SendCommand(&c);
+}
+
+
//by marshmellow (based on existing demod + holiman's refactor)
//HID Prox demod - FSK RF/50 with preamble of 00011101 (then manchester encoded)
//print full HID Prox ID and some bit format details if found
return 0;
}
- hid_info card_info;
- bool ret = unpack_hid(&card_info, (uint32_t)hi2, (uint32_t)hi, (uint32_t)lo);
-
- if (hi2 != 0)
- PrintAndLog("HID Prox TAG ID: %x%08x%08x (%d) - Format Len: %u bits - FC: %u - Card: %u",
- (unsigned int) hi2, (unsigned int) hi, (unsigned int) lo, (unsigned int) (lo>>1) & 0xFFFF,
- card_info.fmtLen, card_info.fc, card_info.cardnum);
- else
- PrintAndLog("HID Prox TAG ID: %x%08x (%d) - Format Len: %u bits - FC: %u - Card: %u",
- (unsigned int) hi, (unsigned int) lo, (unsigned int) (lo>>1) & 0xFFFF,
- card_info.fmtLen, card_info.fc, card_info.cardnum);
+ hidproxmessage_t packed = initialize_proxmessage_object(hi2, hi, lo);
+ PrintProxTagId(&packed);
- if (card_info.fmtLen == 26 || card_info.fmtLen == 35 || card_info.fmtLen == 48) {
- PrintAndLog("Parity: %s", card_info.parityValid ? "valid" : "invalid");
- }
+ bool ret = HIDTryUnpack(&packed, false);
if (!ret) {
PrintAndLog("Invalid or unsupported tag length.");
}
{
uint32_t hi2 = 0, hi = 0, lo = 0;
hexstring_to_int96(&hi2, &hi, &lo, Cmd);
- if (hi >= 0x40 || hi2 != 0) {
- PrintAndLog("This looks like a long tag ID. Use 'lf simfsk' for long tags. Aborting!");
- return 0;
+ if (hi2 != 0) {
+ PrintAndLog("Emulating tag with ID %x%08x%08x", hi2, hi, lo);
+ } else {
+ PrintAndLog("Emulating tag with ID %x%08x", hi, lo);
}
- PrintAndLog("Emulating tag with ID %x%08x", hi, lo);
PrintAndLog("Press pm3-button to abort simulation");
- UsbCommand c = {CMD_HID_SIM_TAG, {hi, lo, 0}};
+ UsbCommand c = {CMD_HID_SIM_TAG, {hi2, hi, lo}};
SendCommand(&c);
return 0;
}
int CmdHIDClone(const char *Cmd)
{
- unsigned int hi2 = 0, hi = 0, lo = 0;
- UsbCommand c;
- hexstring_to_int96(&hi2, &hi, &lo, Cmd);
-
- if (hi >= 0x40 || hi2 != 0) {
- PrintAndLog("Cloning tag with long ID %x%08x%08x", hi2, hi, lo);
- c.d.asBytes[0] = 1;
- } else {
- PrintAndLog("Cloning tag with ID %x%08x", hi, lo);
- c.d.asBytes[0] = 0;
- }
-
- c.cmd = CMD_HID_CLONE_TAG;
- c.arg[0] = hi2;
- c.arg[1] = hi;
- c.arg[2] = lo;
-
- SendCommand(&c);
+ unsigned int top = 0, mid = 0, bot = 0;
+ hexstring_to_int96(&top, &mid, &bot, Cmd);
+ hidproxmessage_t packed = initialize_proxmessage_object(top, mid, bot);
+ Write(&packed);
return 0;
}
-
-int CmdHIDPack(const char *Cmd) {
- uint32_t hi2 = 0, hi = 0, lo = 0;
-
+int CmdHIDDecode(const char *Cmd){
if (strlen(Cmd)<3) {
- PrintAndLog("Usage: lf hid pack <length> <facility code (decimal)> <card number (decimal)>");
- PrintAndLog(" sample: lf hid pack 26 123 4567");
+ PrintAndLog("Usage: lf hid decode <id> {p}");
+ PrintAndLog(" (optional) p: Ignore invalid parity");
+ PrintAndLog(" sample: lf hid decode 2006f623ae");
return 0;
}
- uint8_t fmtLen = param_get8(Cmd, 0);
- hid_info card_info;
- card_info.fmtLen = fmtLen;
- card_info.fc = param_get32ex(Cmd, 1, 0, 10);
- card_info.cardnum = param_get64ex(Cmd, 2, 0, 10);
- card_info.parityValid = true;
+ uint32_t top = 0, mid = 0, bot = 0;
+ bool ignoreParity = false;
+ hexstring_to_int96(&top, &mid, &bot, Cmd);
+ hidproxmessage_t packed = initialize_proxmessage_object(top, mid, bot);
- bool ret = pack_hid(&hi2, &hi, &lo, &card_info);
- if (ret) {
- if (hi2 != 0) {
- PrintAndLog("HID Prox TAG ID: %x%08x%08x (%d) - Format Len: %u bits - FC: %u - Card: %u",
- (unsigned int) hi2, (unsigned int) hi, (unsigned int) lo, (unsigned int) (lo>>1) & 0xFFFF,
- card_info.fmtLen, card_info.fc, card_info.cardnum);
- } else {
- PrintAndLog("HID Prox TAG ID: %x%08x (%d) - Format Len: %u bits - FC: %u - Card: %u",
- (unsigned int) hi, (unsigned int) lo, (unsigned int) (lo>>1) & 0xFFFF,
- card_info.fmtLen, card_info.fc, card_info.cardnum);
- }
- } else {
- PrintAndLog("Invalid or unsupported tag length.");
- }
+ char opt = param_getchar(Cmd, 1);
+ if (opt == 'p') ignoreParity = true;
+
+ HIDTryUnpack(&packed, ignoreParity);
return 0;
}
-
-
-int CmdHIDUnpack(const char *Cmd)
-{
- uint32_t hi2 = 0, hi = 0, lo = 0;
- if (strlen(Cmd)<1) {
- PrintAndLog("Usage: lf hid unpack <ID>");
- PrintAndLog(" sample: lf hid unpack 2006f623ae");
+int CmdHIDEncode(const char *Cmd) {
+ if (strlen(Cmd) == 0) {
+ usage_encode();
return 0;
}
- hexstring_to_int96(&hi2, &hi, &lo, Cmd);
-
- hid_info card_info;
- bool ret = unpack_hid(&card_info, hi2, hi, lo);
+ hidproxmessage_t packed;
+ memset(&packed, 0, sizeof(hidproxmessage_t));
+ if (Encode(Cmd, &packed))
+ PrintProxTagId(&packed);
+ return 0;
+}
- if (hi2 != 0) {
- PrintAndLog("HID Prox TAG ID: %x%08x%08x (%d) - Format Len: %u bits - FC: %u - Card: %u",
- (unsigned int) hi2, (unsigned int) hi, (unsigned int) lo, (unsigned int) (lo>>1) & 0xFFFF,
- card_info.fmtLen, card_info.fc, card_info.cardnum);
- } else {
- PrintAndLog("HID Prox TAG ID: %x%08x (%d) - Format Len: %u bits - FC: %u - Card: %u",
- (unsigned int) hi, (unsigned int) lo, (unsigned int) (lo>>1) & 0xFFFF,
- card_info.fmtLen, card_info.fc, card_info.cardnum);
+int CmdHIDWrite(const char *Cmd) {
+ if (strlen(Cmd) == 0) {
+ usage_encode();
+ return 0;
}
- PrintAndLog("Parity: %s", card_info.parityValid ? "valid" : "invalid");
-
- if (!ret) {
- PrintAndLog("Invalid or unsupported tag length.");
+ hidproxmessage_t packed;
+ memset(&packed, 0, sizeof(hidproxmessage_t));
+ if (Encode(Cmd, &packed)){
+ PrintProxTagId(&packed);
+ Write(&packed);
}
return 0;
}
-
+int CmdHIDFormats(){
+ HIDListFormats();
+ return 0;
+}
+static int CmdHelp(const char *Cmd); // define this now so the below won't error out.
static command_t CommandTable[] =
{
{"help", CmdHelp, 1, "This help"},
{"read", CmdHIDReadFSK, 0, "['1'] Realtime HID FSK Read from antenna (option '1' for one tag only)"},
{"sim", CmdHIDSim, 0, "<ID> -- HID tag simulator"},
{"clone", CmdHIDClone, 0, "<ID> -- Clone HID to T55x7 (tag must be in antenna)"},
- {"pack", CmdHIDPack, 1, "<len> <fc> <num> -- packs an HID ID from its length, facility code and card number"},
- {"unpack", CmdHIDUnpack, 1, "<ID> -- unpacks an HID ID to its length, facility code and card number"},
+ {"decode", CmdHIDDecode, 1, "<ID> -- Try to decode an HID tag and show its contents"},
+ {"encode", CmdHIDEncode, 1, "<format> <fields> -- Encode an HID ID with the specified format and fields"},
+ {"formats", CmdHIDFormats, 1, "List supported card formats"},
+ {"write", CmdHIDWrite, 0, "<format> <fields> -- Encode and write to a T55x7 tag (tag must be in antenna)"},
{NULL, NULL, 0, NULL}
};
projects / proxmark3-svn / blobdiff