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Race condition when starting up with transmit queue not empty. Larger buffers.

This commit is contained in:
wb2osz 2021-09-21 13:22:27 -04:00
parent 1712fbcfb9
commit 3220931439
1 changed files with 9 additions and 3 deletions
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12
src/kissutil.c
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@ -308,10 +308,15 @@ int main (int argc, char *argv[])
} }
#endif #endif
// Give the threads a little while to open the TNC connection before trying to use it.
// This was a problem when the transmit queue already existed when starting up.
SLEEP_MS (500);
/* /*
* Process keyboard or other input source. * Process keyboard or other input source.
*/ */
char stuff[1000]; char stuff[AX25_MAX_PACKET_LEN];
if (strlen(transmit_from) > 0) { if (strlen(transmit_from) > 0) {
/* /*
@ -544,8 +549,8 @@ static void process_input (char *stuff)
static void send_to_kiss_tnc (int chan, int cmd, char *data, int dlen) static void send_to_kiss_tnc (int chan, int cmd, char *data, int dlen)
{ {
unsigned char temp[1000]; unsigned char temp[AX25_MAX_PACKET_LEN]; // We don't limit to 256 info bytes.
unsigned char kissed[2000]; unsigned char kissed[AX25_MAX_PACKET_LEN*2];
int klen; int klen;
if (chan < 0 || chan > 15) { if (chan < 0 || chan > 15) {
@ -587,6 +592,7 @@ static void send_to_kiss_tnc (int chan, int cmd, char *data, int dlen)
if (rc != klen) { if (rc != klen) {
text_color_set(DW_COLOR_ERROR); text_color_set(DW_COLOR_ERROR);
dw_printf ("ERROR writing KISS frame to serial port.\n"); dw_printf ("ERROR writing KISS frame to serial port.\n");
//dw_printf ("DEBUG wanted %d, got %d\n", klen, rc);
} }
} }