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FIX: slow reconfigure on mingw of serial port

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This commit is contained in:
iceman1001 2019-05-03 21:33:00 +02:00
parent ed1950a0f5
commit a49ae2d0ce
3 changed files with 21 additions and 5 deletions
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23
client/comms.c
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@ -49,6 +49,8 @@ static int cmd_tail = 0;
// to lock rxBuffer operations from different threads
static pthread_mutex_t rxBufferMutex = PTHREAD_MUTEX_INITIALIZER;
// serial port access from different threads
static pthread_mutex_t spMutex = PTHREAD_MUTEX_INITIALIZER;
// Global start time for WaitForResponseTimeout & dl_it, so we can reset timeout when we get packets
// as sending lot of these packets can slow down things wuite a lot on slow links (e.g. hw status or lf read at 9600)
@ -352,6 +354,10 @@ __attribute__((force_align_arg_pointer))
rxlen = 0;
bool ACK_received = false;
bool error = false;
pthread_mutex_lock(&spMutex);
if (uart_receive(sp, (uint8_t *)&rx_raw.pre, sizeof(PacketResponseNGPreamble), &rxlen) && (rxlen == sizeof(PacketResponseNGPreamble))) {
rx.magic = rx_raw.pre.magic;
uint16_t length = rx_raw.pre.length;
@ -459,6 +465,9 @@ __attribute__((force_align_arg_pointer))
error = true;
}
}
pthread_mutex_unlock(&spMutex);
// TODO if error, shall we resync ?
pthread_mutex_lock(&txBufferMutex);
@ -592,12 +601,20 @@ int TestProxmark(void) {
if (conn.send_via_fpc) {
PrintAndLogEx(INFO, "UART Serial baudrate: " _YELLOW_("%u") "\n", conn.uart_speed);
}
// reconfigure.
if (conn.send_via_fpc == false) {
uart_reconfigure_timeouts(sp, UART_USB_CLIENT_RX_TIMEOUT_MS);
}
pthread_mutex_lock(&spMutex);
int res = uart_reconfigure_timeouts(sp, UART_USB_CLIENT_RX_TIMEOUT_MS);
pthread_mutex_unlock(&spMutex);
if ( res != PM3_SUCCESS ) {
PrintAndLogEx(ERR, "UART reconfigure failed");
return res;
}
}
return PM3_SUCCESS;
} else {
return PM3_ETIMEOUT;

1
client/proxmark3.c
View file

@ -496,6 +496,7 @@ int main(int argc, char *argv[]) {
CloseProxmark();
session.pm3_present = false;
}
if (!session.pm3_present)
PrintAndLogEx(INFO, "Running in " _YELLOW_("OFFLINE") "mode. Check \"%s -h\" if it's not what you want.\n", exec_name);

2
uart/uart_win32.c
View file

@ -49,7 +49,6 @@ typedef struct {
} serial_port_windows;
int uart_reconfigure_timeouts(serial_port sp, uint32_t value) {
serial_port_windows *spw;
spw = (serial_port_windows *)sp;
spw->ct.ReadIntervalTimeout = value;
@ -60,7 +59,6 @@ int uart_reconfigure_timeouts(serial_port sp, uint32_t value) {
if (!SetCommTimeouts(spw->hPort, &spw->ct)) {
uart_close(spw);
printf("[!] UART error while setting comm time outs\n");
return PM3_EIO;
}