mirror of
https://github.com/RfidResearchGroup/proxmark3.git
synced 2025-08-21 05:43:48 -07:00
chg; syntax suger
This commit is contained in:
iceman1001
parent
f2abf6732b
commit
af17926620
1 changed files with 272 additions and 304 deletions
150
client/cmdlf.c
150
client/cmdlf.c
|
|
@ -183,17 +183,13 @@ int CmdLFCommandRead(const char *Cmd) {
|
|||
|
||||
int CmdFlexdemod(const char *Cmd)
|
||||
{
|
||||
int i;
|
||||
for (i = 0; i < GraphTraceLen; ++i) {
|
||||
if (GraphBuffer[i] < 0) {
|
||||
GraphBuffer[i] = -1;
|
||||
} else {
|
||||
GraphBuffer[i] = 1;
|
||||
}
|
||||
}
|
||||
|
||||
#define LONG_WAIT 100
|
||||
int start;
|
||||
int i, j, start, bit, sum;
|
||||
int phase = 0;
|
||||
|
||||
for (i = 0; i < GraphTraceLen; ++i)
|
||||
GraphBuffer[i] = (GraphBuffer[i] < 0) ? -1 : 1;
|
||||
|
||||
for (start = 0; start < GraphTraceLen - LONG_WAIT; start++) {
|
||||
int first = GraphBuffer[start];
|
||||
for (i = start; i < start + LONG_WAIT; i++) {
|
||||
|
|
@ -201,10 +197,10 @@ int CmdFlexdemod(const char *Cmd)
|
|||
break;
|
||||
}
|
||||
}
|
||||
if (i == (start + LONG_WAIT)) {
|
||||
if (i == (start + LONG_WAIT))
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
if (start == GraphTraceLen - LONG_WAIT) {
|
||||
PrintAndLog("nothing to wait for");
|
||||
return 0;
|
||||
|
|
@ -214,48 +210,39 @@ int CmdFlexdemod(const char *Cmd)
|
|||
GraphBuffer[start+1] = -2;
|
||||
uint8_t bits[64] = {0x00};
|
||||
|
||||
int bit, sum;
|
||||
i = start;
|
||||
for (bit = 0; bit < 64; bit++) {
|
||||
sum = 0;
|
||||
for (int j = 0; j < 16; j++) {
|
||||
sum += GraphBuffer[i++];
|
||||
}
|
||||
|
||||
bits[bit] = (sum > 0) ? 1 : 0;
|
||||
|
||||
PrintAndLog("bit %d sum %d", bit, sum);
|
||||
}
|
||||
|
||||
for (bit = 0; bit < 64; bit++) {
|
||||
int j;
|
||||
int sum = 0;
|
||||
for (j = 0; j < 16; j++) {
|
||||
sum = 0;
|
||||
for (j = 0; j < 16; j++)
|
||||
sum += GraphBuffer[i++];
|
||||
}
|
||||
if (sum > 0 && bits[bit] != 1) {
|
||||
PrintAndLog("oops1 at %d", bit);
|
||||
}
|
||||
if (sum < 0 && bits[bit] != 0) {
|
||||
PrintAndLog("oops2 at %d", bit);
|
||||
}
|
||||
|
||||
if (sum > 0 && bits[bit] != 1) PrintAndLog("oops1 at %d", bit);
|
||||
|
||||
if (sum < 0 && bits[bit] != 0) PrintAndLog("oops2 at %d", bit);
|
||||
|
||||
}
|
||||
|
||||
// HACK writing back to graphbuffer.
|
||||
GraphTraceLen = 32*64;
|
||||
i = 0;
|
||||
int phase = 0;
|
||||
for (bit = 0; bit < 64; bit++) {
|
||||
|
||||
phase = (bits[bit] == 0) ? 0 : 1;
|
||||
|
||||
int j;
|
||||
for (j = 0; j < 32; j++) {
|
||||
GraphBuffer[i++] = phase;
|
||||
phase = !phase;
|
||||
}
|
||||
}
|
||||
|
||||
RepaintGraphWindow();
|
||||
return 0;
|
||||
}
|
||||
|
|
@ -270,10 +257,9 @@ int CmdIndalaDemod(const char *Cmd)
|
|||
|
||||
// worst case with GraphTraceLen=64000 is < 4096
|
||||
// under normal conditions it's < 2048
|
||||
|
||||
uint8_t rawbits[4096];
|
||||
int rawbit = 0;
|
||||
int worst = 0, worstPos = 0;
|
||||
|
||||
int rawbit = 0, worst = 0, worstPos = 0;
|
||||
// PrintAndLog("Expecting a bit less than %d raw bits", GraphTraceLen / 32);
|
||||
|
||||
// loop through raw signal - since we know it is psk1 rf/32 fc/2 skip every other value (+=2)
|
||||
|
|
@ -448,8 +434,7 @@ int CmdIndalaDemod(const char *Cmd)
|
|||
return 1;
|
||||
}
|
||||
|
||||
int CmdIndalaClone(const char *Cmd)
|
||||
{
|
||||
int CmdIndalaClone(const char *Cmd){
|
||||
UsbCommand c;
|
||||
unsigned int uid1, uid2, uid3, uid4, uid5, uid6, uid7;
|
||||
|
||||
|
|
@ -491,8 +476,7 @@ int CmdIndalaClone(const char *Cmd)
|
|||
return 0;
|
||||
}
|
||||
|
||||
int CmdLFSetConfig(const char *Cmd)
|
||||
{
|
||||
int CmdLFSetConfig(const char *Cmd) {
|
||||
uint8_t divisor = 0;//Frequency divisor
|
||||
uint8_t bps = 0; // Bits per sample
|
||||
uint8_t decimation = 0; //How many to keep
|
||||
|
|
@ -502,10 +486,8 @@ int CmdLFSetConfig(const char *Cmd)
|
|||
uint8_t unsigned_trigg = 0;
|
||||
|
||||
uint8_t cmdp = 0;
|
||||
while(param_getchar(Cmd, cmdp) != 0x00)
|
||||
{
|
||||
switch(param_getchar(Cmd, cmdp))
|
||||
{
|
||||
while(param_getchar(Cmd, cmdp) != 0x00) {
|
||||
switch(param_getchar(Cmd, cmdp)) {
|
||||
case 'h':
|
||||
return usage_lf_config();
|
||||
case 'H':
|
||||
|
|
@ -564,8 +546,7 @@ int CmdLFSetConfig(const char *Cmd)
|
|||
return 0;
|
||||
}
|
||||
|
||||
int CmdLFRead(const char *Cmd)
|
||||
{
|
||||
int CmdLFRead(const char *Cmd) {
|
||||
bool arg1 = false;
|
||||
uint8_t cmdp = param_getchar(Cmd, 0);
|
||||
|
||||
|
|
@ -584,8 +565,7 @@ int CmdLFRead(const char *Cmd)
|
|||
return 0;
|
||||
}
|
||||
|
||||
int CmdLFSnoop(const char *Cmd)
|
||||
{
|
||||
int CmdLFSnoop(const char *Cmd) {
|
||||
uint8_t cmdp = param_getchar(Cmd, 0);
|
||||
if(cmdp == 'h' || cmdp == 'H') return usage_lf_snoop();
|
||||
|
||||
|
|
@ -596,12 +576,9 @@ int CmdLFSnoop(const char *Cmd)
|
|||
return 0;
|
||||
}
|
||||
|
||||
static void ChkBitstream(const char *str)
|
||||
{
|
||||
int i;
|
||||
|
||||
/* convert to bitstream if necessary */
|
||||
for (i = 0; i < (int)(GraphTraceLen / 2); i++){
|
||||
static void ChkBitstream(const char *str) {
|
||||
// convert to bitstream if necessary
|
||||
for (int i = 0; i < (int)(GraphTraceLen / 2); i++){
|
||||
if (GraphBuffer[i] > 1 || GraphBuffer[i] < 0) {
|
||||
CmdGetBitStream("");
|
||||
break;
|
||||
|
|
@ -610,8 +587,7 @@ static void ChkBitstream(const char *str)
|
|||
}
|
||||
//Attempt to simulate any wave in buffer (one bit per output sample)
|
||||
// converts GraphBuffer to bitstream (based on zero crossings) if needed.
|
||||
int CmdLFSim(const char *Cmd)
|
||||
{
|
||||
int CmdLFSim(const char *Cmd) {
|
||||
int i,j;
|
||||
static int gap;
|
||||
|
||||
|
|
@ -655,10 +631,8 @@ int CmdLFfskSim(const char *Cmd)
|
|||
int dataLen = 0;
|
||||
uint8_t cmdp = 0;
|
||||
|
||||
while(param_getchar(Cmd, cmdp) != 0x00)
|
||||
{
|
||||
switch(param_getchar(Cmd, cmdp))
|
||||
{
|
||||
while(param_getchar(Cmd, cmdp) != 0x00) {
|
||||
switch(param_getchar(Cmd, cmdp)){
|
||||
case 'h':
|
||||
return usage_lf_simfsk();
|
||||
case 'i':
|
||||
|
|
@ -838,8 +812,7 @@ int CmdLFaskSim(const char *Cmd)
|
|||
|
||||
// by marshmellow - sim psk data given carrier, clock, invert
|
||||
// - allow pull data from DemodBuffer or parameters
|
||||
int CmdLFpskSim(const char *Cmd)
|
||||
{
|
||||
int CmdLFpskSim(const char *Cmd) {
|
||||
//might be able to autodetect FC and clock from Graphbuffer if using demod buffer
|
||||
//will need carrier, Clock, and bitstream
|
||||
uint8_t carrier=0, clk=0;
|
||||
|
|
@ -850,10 +823,9 @@ int CmdLFpskSim(const char *Cmd)
|
|||
int dataLen = 0;
|
||||
uint8_t cmdp = 0;
|
||||
uint8_t pskType = 1;
|
||||
while(param_getchar(Cmd, cmdp) != 0x00)
|
||||
{
|
||||
switch(param_getchar(Cmd, cmdp))
|
||||
{
|
||||
|
||||
while(param_getchar(Cmd, cmdp) != 0x00) {
|
||||
switch(param_getchar(Cmd, cmdp)) {
|
||||
case 'h':
|
||||
return usage_lf_simpsk();
|
||||
case 'i':
|
||||
|
|
@ -882,11 +854,11 @@ int CmdLFpskSim(const char *Cmd)
|
|||
break;
|
||||
case 'd':
|
||||
dataLen = param_getstr(Cmd, cmdp+1, hexData);
|
||||
if (dataLen==0) {
|
||||
if (dataLen == 0)
|
||||
errors = TRUE;
|
||||
} else {
|
||||
else
|
||||
dataLen = hextobinarray((char *)data, hexData);
|
||||
}
|
||||
|
||||
if (dataLen == 0) errors = TRUE;
|
||||
if (errors) PrintAndLog ("Error getting hex data");
|
||||
cmdp+=2;
|
||||
|
|
@ -898,28 +870,30 @@ int CmdLFpskSim(const char *Cmd)
|
|||
}
|
||||
if (errors) break;
|
||||
}
|
||||
// No args
|
||||
if (cmdp == 0 && DemodBufferLen == 0)
|
||||
{
|
||||
errors = TRUE;// No args
|
||||
}
|
||||
errors = TRUE;
|
||||
|
||||
//Validations
|
||||
if (errors)
|
||||
{
|
||||
return usage_lf_simpsk();
|
||||
}
|
||||
if (errors) return usage_lf_simpsk();
|
||||
|
||||
if (dataLen == 0){ //using DemodBuffer
|
||||
PrintAndLog("Getting Clocks");
|
||||
|
||||
if (clk==0) clk = GetPskClock("", FALSE, FALSE);
|
||||
PrintAndLog("clk: %d",clk);
|
||||
|
||||
if (!carrier) carrier = GetPskCarrier("", FALSE, FALSE);
|
||||
PrintAndLog("carrier: %d", carrier);
|
||||
|
||||
} else {
|
||||
setDemodBuf(data, dataLen, 0);
|
||||
}
|
||||
|
||||
if (clk <= 0) clk = 32;
|
||||
|
||||
if (carrier == 0) carrier = 2;
|
||||
|
||||
if (pskType != 1){
|
||||
if (pskType == 2){
|
||||
//need to convert psk2 to psk1 data before sim
|
||||
|
|
@ -941,12 +915,10 @@ int CmdLFpskSim(const char *Cmd)
|
|||
memcpy(c.d.asBytes, DemodBuffer, size);
|
||||
clearCommandBuffer();
|
||||
SendCommand(&c);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
int CmdLFSimBidir(const char *Cmd)
|
||||
{
|
||||
int CmdLFSimBidir(const char *Cmd) {
|
||||
// Set ADC to twice the carrier for a slight supersampling
|
||||
// HACK: not implemented in ARMSRC.
|
||||
PrintAndLog("Not implemented yet.");
|
||||
|
|
@ -955,8 +927,7 @@ int CmdLFSimBidir(const char *Cmd)
|
|||
return 0;
|
||||
}
|
||||
|
||||
int CmdVchDemod(const char *Cmd)
|
||||
{
|
||||
int CmdVchDemod(const char *Cmd) {
|
||||
// Is this the entire sync pattern, or does this also include some
|
||||
// data bits that happen to be the same everywhere? That would be
|
||||
// lovely to know.
|
||||
|
|
@ -975,12 +946,11 @@ int CmdVchDemod(const char *Cmd)
|
|||
|
||||
// So first, we correlate for the sync pattern, and mark that.
|
||||
int bestCorrel = 0, bestPos = 0;
|
||||
int i;
|
||||
// It does us no good to find the sync pattern, with fewer than
|
||||
// 2048 samples after it...
|
||||
int i, j, sum = 0;
|
||||
|
||||
// It does us no good to find the sync pattern, with fewer than 2048 samples after it.
|
||||
|
||||
for (i = 0; i < (GraphTraceLen - 2048); i++) {
|
||||
int sum = 0;
|
||||
int j;
|
||||
for (j = 0; j < ARRAYLEN(SyncPattern); j++) {
|
||||
sum += GraphBuffer[i+j] * SyncPattern[j];
|
||||
}
|
||||
|
|
@ -994,20 +964,18 @@ int CmdVchDemod(const char *Cmd)
|
|||
char bits[257];
|
||||
bits[256] = '\0';
|
||||
|
||||
int worst = INT_MAX;
|
||||
int worstPos = 0;
|
||||
int worst = INT_MAX, worstPos = 0;
|
||||
|
||||
for (i = 0; i < 2048; i += 8) {
|
||||
int sum = 0;
|
||||
int j;
|
||||
for (j = 0; j < 8; j++) {
|
||||
sum = 0;
|
||||
for (j = 0; j < 8; j++)
|
||||
sum += GraphBuffer[bestPos+i+j];
|
||||
}
|
||||
if (sum < 0) {
|
||||
|
||||
if (sum < 0)
|
||||
bits[i/8] = '.';
|
||||
} else {
|
||||
else
|
||||
bits[i/8] = '1';
|
||||
}
|
||||
|
||||
if(abs(sum) < worst) {
|
||||
worst = abs(sum);
|
||||
worstPos = i;
|
||||
|
|
@ -1017,11 +985,11 @@ int CmdVchDemod(const char *Cmd)
|
|||
PrintAndLog("%s", bits);
|
||||
PrintAndLog("worst metric: %d at pos %d", worst, worstPos);
|
||||
|
||||
// clone
|
||||
if (strcmp(Cmd, "clone")==0) {
|
||||
GraphTraceLen = 0;
|
||||
char *s;
|
||||
for(s = bits; *s; s++) {
|
||||
int j;
|
||||
for(j = 0; j < 16; j++) {
|
||||
GraphBuffer[GraphTraceLen++] = (*s == '1') ? 1 : 0;
|
||||
}
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue