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lf ti write - now uses NG, cliparser (untested)

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This commit is contained in:
iceman1001 2020-11-29 14:00:51 +01:00
commit 2fcd46f278
4 changed files with 47 additions and 17 deletions
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8
armsrc/appmain.c
View file

@ -907,7 +907,13 @@ static void PacketReceived(PacketCommandNG *packet) {
break;
}
case CMD_LF_TI_WRITE: {
WriteTItag(packet->oldarg[0], packet->oldarg[1], packet->oldarg[2]);
struct p {
uint32_t high;
uint32_t low;
uint16_t crc;
} PACKED;
struct p *payload = (struct p *)packet->data.asBytes;
WriteTItag(payload->high, payload->low, packet->crc);
break;
}
case CMD_LF_SIMULATE: {

2
armsrc/lfops.c
View file

@ -803,7 +803,7 @@ void WriteTItag(uint32_t idhi, uint32_t idlo, uint16_t crc) {
AcquireTiType();
FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
DbpString("Now use `lf ti read` to check");
DbpString("Now use `lf ti reader` to check");
StopTicks();
}

8
client/src/cmdlfidteck.c
View file

@ -101,7 +101,7 @@ static int CmdIdteckDemod(const char *Cmd) {
return demodIdteck(true);
}
static int CmdIdteckRead(const char *Cmd) {
static int CmdIdteckReader(const char *Cmd) {
CLIParserContext *ctx;
CLIParserInit(&ctx, "lf idteck reader",
"read a Idteck tag",
@ -126,9 +126,9 @@ static int CmdIdteckRead(const char *Cmd) {
}
static command_t CommandTable[] = {
{"help", CmdHelp, AlwaysAvailable, "This help"},
{"demod", CmdIdteckDemod, AlwaysAvailable, "Demodulate an Idteck tag from the GraphBuffer"},
{"read", CmdIdteckRead, IfPm3Lf, "Attempt to read and Extract tag data from the antenna"},
{"help", CmdHelp, AlwaysAvailable, "This help"},
{"demod", CmdIdteckDemod, AlwaysAvailable, "Demodulate an Idteck tag from the GraphBuffer"},
{"reader", CmdIdteckReader, IfPm3Lf, "Attempt to read and Extract tag data from the antenna"},
{NULL, NULL, NULL, NULL}
};

46
client/src/cmdlfti.c
View file

@ -314,19 +314,43 @@ static int CmdTIReader(const char *Cmd) {
// write new data to a r/w TI tag
static int CmdTIWrite(const char *Cmd) {
int res = 0;
uint64_t arg0, arg1, arg2;
res = sscanf(Cmd, "%012" SCNx64 " %012" SCNx64 " %012" SCNx64 "", &arg0, &arg1, &arg2);
if (res == 2)
arg2 = 0;
CLIParserContext *ctx;
CLIParserInit(&ctx, "lf ti write",
"write to a r/w TI tag.",
"lf ti write --raw 1122334455667788\n"
"lf ti write --raw 1122334455667788 --crc 1122\n"
);
void *argtable[] = {
arg_param_begin,
arg_str1("r", "raw", "<hex>", "raw hex data. 8 bytes max"),
arg_str0(NULL, "crc", "<hex>", "optional - crc"),
arg_param_end
};
CLIExecWithReturn(ctx, Cmd, argtable, false);
int raw_len = 0;
uint8_t raw[8] = {0};
CLIGetHexWithReturn(ctx, 1, raw, &raw_len);
int crc_len = 0;
uint8_t crc[2] = {0};
CLIGetHexWithReturn(ctx, 2, crc, &crc_len);
CLIParserFree(ctx);
struct {
uint32_t high;
uint32_t low;
uint16_t crc;
} PACKED payload;
payload.high = bytes_to_num(raw, 4);
payload.low = bytes_to_num(raw + 4, 4);
payload.crc = bytes_to_num(crc, crc_len);
if (res < 2) {
PrintAndLogEx(WARNING, "Please specify the data as two hex strings, optionally the CRC as a third");
return PM3_EINVARG;
}
clearCommandBuffer();
SendCommandMIX(CMD_LF_TI_WRITE, arg0, arg1, arg2, NULL, 0);
SendCommandNG(CMD_LF_TI_WRITE, (uint8_t*)&payload, sizeof(payload));
PrintAndLogEx(SUCCESS, "Done");
PrintAndLogEx(HINT, "Hint: try " _YELLOW_("`lf ti reader`") " to verify");
return PM3_SUCCESS;
@ -334,7 +358,7 @@ static int CmdTIWrite(const char *Cmd) {
static command_t CommandTable[] = {
{"help", CmdHelp, AlwaysAvailable, "This help"},
{"demod", CmdTIDemod, AlwaysAvailable, "Demodulate raw bits for TI-type LF tag from the GraphBuffer"},
{"demod", CmdTIDemod, AlwaysAvailable, "Demodulate raw bits for TI LF tag from the GraphBuffer"},
{"reader", CmdTIReader, IfPm3Lf, "Read and decode a TI 134 kHz tag"},
{"write", CmdTIWrite, IfPm3Lf, "Write new data to a r/w TI 134 kHz tag"},
{NULL, NULL, NULL, NULL}