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fix lf search - cotag exiting on deviceside

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This commit is contained in:
iceman1001 2020-12-01 17:06:49 +01:00
parent 2cabfd7e9d
commit 2613284dfc
3 changed files with 32 additions and 4 deletions
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23
armsrc/lfsampling.c
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@ -509,11 +509,22 @@ void doCotagAcquisition(void) {
bool firsthigh = false, firstlow = false;
uint16_t i = 0, noise_counter = 0;
uint16_t checker = 0;
while ((i < bufsize - 1) && (noise_counter < COTAG_T1 << 1)) {
if (BUTTON_PRESS())
break;
if (checker == 4000) {
if (data_available())
break;
else
checker = 0;
} else {
++checker;
}
WDT_HIT();
if (AT91C_BASE_SSC->SSC_SR & AT91C_SSC_RXRDY) {
@ -567,12 +578,22 @@ uint16_t doCotagAcquisitionManchester(uint8_t *dest, uint16_t destlen) {
bool firsthigh = false, firstlow = false;
uint8_t curr = 0, prev = 0;
uint16_t i = 0;
uint16_t period = 0;
uint16_t period = 0, checker = 0;
while ((i < destlen) && BUTTON_PRESS() == false) {
WDT_HIT();
if (checker == 4000) {
if (data_available())
break;
else
checker = 0;
} else {
++checker;
}
if (AT91C_BASE_SSC->SSC_SR & AT91C_SSC_RXRDY) {
volatile uint8_t sample = (uint8_t)AT91C_BASE_SSC->SSC_RHR;

2
client/src/cmdlf.c
View file

@ -1434,8 +1434,8 @@ int CmdLFfind(const char *Cmd) {
return PM3_SUCCESS;
}
PrintAndLogEx(INPLACE, "Searching for COTAG tag...");
if (readCOTAGUid()) {
PrintAndLogEx(INPLACE, "Searching for COTAG tag...");
PrintAndLogEx(SUCCESS, "\nValid " _GREEN_("COTAG ID") " found!");
return PM3_SUCCESS;
}

11
client/src/cmdlfcotag.c
View file

@ -122,15 +122,23 @@ static int CmdCOTAGReader(const char *Cmd) {
SendCommandNG(CMD_LF_COTAG_READ, (uint8_t *)&payload, sizeof(payload));
uint8_t timeout = 3;
int res = PM3_SUCCESS;
while (!WaitForResponseTimeout(CMD_LF_COTAG_READ, &resp, 2000)) {
timeout--;
PrintAndLogEx(NORMAL, "." NOLF);
if (timeout == 0) {
PrintAndLogEx(NORMAL, "");
PrintAndLogEx(WARNING, "command execution time out");
return PM3_ETIMEOUT;
SendCommandNG(CMD_BREAK_LOOP, NULL, 0);
timeout = 1;
res = PM3_ETIMEOUT;
}
}
if (res != PM3_SUCCESS) {
return res;
}
if (timeout != 3)
PrintAndLogEx(NORMAL, "");
@ -157,7 +165,6 @@ static command_t CommandTable[] = {
{"reader", CmdCOTAGReader, IfPm3Lf, "Attempt to read and extract tag data"},
{NULL, NULL, NULL, NULL}
};
static int CmdHelp(const char *Cmd) {
(void)Cmd; // Cmd is not used so far
CmdsHelp(CommandTable);