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chg: 'lf t55xx info c' - renamed from "d" to "c", takes a block0 and print info.

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chg: 'lf t55xx config c'  - now takes a block0 and use as configuration.

usage:
lf t55xx config c 000880E8
lf t55xx info c 000880E8
This commit is contained in:
iceman1001 2019-09-13 20:50:00 +02:00
commit af02ee871d
2 changed files with 62 additions and 11 deletions

72
client/cmdlft55xx.c
View file

@ -36,8 +36,17 @@
#define T55XX_DLMODE_1OF4 3 // 1 of 4
#define T55XX_LONGLEADINGREFERENCE 4 // Value to tell Write Bit to send long reference
//static uint8_t bit_rates[9] = {8, 16, 32, 40, 50, 64, 100, 128, 0};
// Default configuration
t55xx_conf_block_t config = { .modulation = DEMOD_ASK, .inverted = false, .offset = 0x00, .block0 = 0x00, .Q5 = false };
t55xx_conf_block_t config = {
.modulation = DEMOD_ASK,
.inverted = false,
.offset = 0x00,
.block0 = 0x00,
.Q5 = false,
.usepwd = false
};
t55xx_conf_block_t Get_t55xx_Config() {
return config;
@ -55,9 +64,10 @@ static void print_usage_t55xx_downloadlink(void) {
}
static int usage_t55xx_config() {
PrintAndLogEx(NORMAL, "Usage: lf t55xx config [d <demodulation>] [i [0/1]] [o <offset>] [Q5 [0/1]] [ST [0/1]]");
PrintAndLogEx(NORMAL, "Usage: lf t55xx config [c <blk0>] [d <demodulation>] [i [0/1]] [o <offset>] [Q5 [0/1]] [ST [0/1]]");
PrintAndLogEx(NORMAL, "Options:");
PrintAndLogEx(NORMAL, " h - This help");
PrintAndLogEx(NORMAL, " c <block0> - set configuration from a block0");
PrintAndLogEx(NORMAL, " b <8|16|32|40|50|64|100|128> - Set bitrate");
PrintAndLogEx(NORMAL, " d <FSK|FSK1|FSK1a|FSK2|FSK2a|ASK|PSK1|PSK2|NRZ|BI|BIa> - Set demodulation FSK / ASK / PSK / NRZ / Biphase / Biphase A");
PrintAndLogEx(NORMAL, " i [0/1] - Set/reset data signal inversion");
@ -131,14 +141,14 @@ static int usage_t55xx_trace() {
return PM3_SUCCESS;
}
static int usage_t55xx_info() {
PrintAndLogEx(NORMAL, "Usage: lf t55xx info [1] [r <mode>] [d <data> [q]]");
PrintAndLogEx(NORMAL, "Usage: lf t55xx info [1] [r <mode>] [c <blk0> [q]]");
PrintAndLogEx(NORMAL, "Options:");
PrintAndLogEx(NORMAL, " (default) - read data from tag.");
PrintAndLogEx(NORMAL, " p <password> - OPTIONAL password 4bytes (8 hex symbols)");
PrintAndLogEx(NORMAL, " 1 - if set, use Graphbuffer instead of reading tag.");
PrintAndLogEx(NORMAL, " d <data> - 4 bytes of data (8 hex characters)");
PrintAndLogEx(NORMAL, " (default) - read data from tag.");
PrintAndLogEx(NORMAL, " p <password> - OPTIONAL password 4bytes (8 hex symbols)");
PrintAndLogEx(NORMAL, " 1 - if set, use Graphbuffer instead of reading tag.");
PrintAndLogEx(NORMAL, " c <block0> - set configuration from a block0");
PrintAndLogEx(NORMAL, " if set, use these data instead of reading tag.");
PrintAndLogEx(NORMAL, " q - if set, provided data are interpreted as Q5 config.");
PrintAndLogEx(NORMAL, " q - if set, provided data are interpreted as Q5 config.");
print_usage_t55xx_downloadlink();
PrintAndLogEx(NORMAL, "");
PrintAndLogEx(NORMAL, "Examples:");
@ -312,6 +322,9 @@ static int CmdT55xxSetConfig(const char *Cmd) {
uint8_t rates[9] = {8, 16, 32, 40, 50, 64, 100, 128, 0};
uint8_t cmdp = 0;
bool errors = false;
uint32_t block0 = 0;
bool gotconf = false;
while (param_getchar(Cmd, cmdp) != 0x00 && !errors) {
char tmp = tolower(param_getchar(Cmd, cmdp));
switch (tmp) {
@ -331,6 +344,11 @@ static int CmdT55xxSetConfig(const char *Cmd) {
}
cmdp += 2;
break;
case 'c':
block0 = param_get32ex(Cmd, cmdp + 1, 0, 16);
gotconf = true;
cmdp += 2;
break;
case 'd':
param_getstr(Cmd, cmdp + 1, modulation, sizeof(modulation));
cmdp += 2;
@ -413,7 +431,36 @@ static int CmdT55xxSetConfig(const char *Cmd) {
//Validations
if (errors) return usage_t55xx_config();
config.block0 = 0;
if ( gotconf ) {
// Q5
// T55x7
uint32_t extend = (block0 >> (32 - 15)) & 0x01;
uint32_t dbr;
if (extend)
dbr = (block0 >> (32 - 14)) & 0x3F;
else
dbr = (block0 >> (32 - 14)) & 0x07;
uint32_t datamod = (block0 >> (32 - 20)) & 0x1F;
bool pwd = (bool)((block0 >> (32 - 28)) & 0x01);
bool sst = (bool)((block0 >> (32 - 29)) & 0x01);
bool inv = (bool)((block0 >> (32 - 31)) & 0x01);
config.modulation = datamod;
config.bitrate = dbr;
config.inverted = inv;
config.Q5 = 0;
config.ST = sst;
config.usepwd = pwd;
config.offset = 0;
config.block0 = block0;
} else {
config.block0 = 0;
}
return printConfiguration(config);
}
@ -1014,11 +1061,14 @@ static bool testQ5(uint8_t mode, uint8_t *offset, int *fndBitRate, uint8_t clk)
si += 3;
//uint8_t ST = PackBits(si, 1, DemodBuffer); si += 1;
if (maxBlk == 0) continue;
//test modulation
if (!testQ5Modulation(mode, modread)) continue;
if (bitRate != clk) continue;
*fndBitRate = convertQ5bitRate(bitRate);
if (*fndBitRate < 0) continue;
*offset = idx;
return true;
@ -1550,7 +1600,7 @@ static int CmdT55xxInfo(const char *Cmd) {
switch (tolower(param_getchar(Cmd, cmdp))) {
case 'h':
return usage_t55xx_info();
case 'd':
case 'c':
block0 = param_get32ex(Cmd, cmdp + 1, 0, 16);
gotdata = true;
cmdp += 2;
@ -1602,7 +1652,7 @@ static int CmdT55xxInfo(const char *Cmd) {
if (DemodBufferLen < 32 + config.offset) return PM3_ESOFT;
//PrintAndLogEx(NORMAL, "Offset+32 ==%d\n DemodLen == %d", config.offset + 32, DemodBufferLen);
block0 = PackBits(config.offset, 32, DemodBuffer);
block0 = PackBits(config.offset, 32, DemodBuffer);
}
PrintAndLogEx(NORMAL, "");

1
client/cmdlft55xx.h
View file

@ -116,6 +116,7 @@ typedef struct {
} bitrate;
bool Q5;
bool ST;
bool usepwd;
} t55xx_conf_block_t;
t55xx_conf_block_t Get_t55xx_Config(void);