int handle_reply(rr_dev device, const char *reply, size_t nbytes) {
if(device->onrecv) {
device->onrecv(device, device->onrecv_data, reply, nbytes);
}
switch(device->proto) {
case RR_PROTO_FIVED:
return fived_handle_reply(device, reply, nbytes);
case RR_PROTO_TONOKIP:
return tonokip_handle_reply(device, reply, nbytes);
case RR_PROTO_SIMPLE:
if(!strncmp("ok", reply, 2) && device->onreply) {
device->onreply(device, device->onreply_data, RR_OK, 0);
} else if(device->onerr) {
device->onerr(device, device->onerr_data, RR_E_UNKNOWN_REPLY, reply, nbytes);
}
return 0;
default:
return RR_E_UNSUPPORTED_PROTO;
}
return 0;
}
int tonokip_handle_reply(rr_dev device, const char *reply, size_t nbytes) {
if(!strncmp("ok", reply, 2)) {
if(device->onreply) {
device->onreply(device, device->onreply_data, RR_OK, 0);
}
} else if(!strncmp("Resend:", reply, 7)) {
/* Line number begins 7 bytes in */
return resend(device, atoll(reply + 7), reply, nbytes);
} else if(!strncmp("T:", reply, 2)) {
if(device->onreply) {
char *point;
device->onreply(device, device->onreply_data, RR_BED_TEMP,
strtof(reply+2, &point));
if(!strncmp("B:", point+1, 2)) {
device->onreply(device, device->onreply_data, RR_BED_TEMP,
strtof(point+3, NULL));
}
}
} else {
if(device->onerr) {
device->onerr(device, device->onerr_data, RR_E_UNKNOWN_REPLY, reply, nbytes);
}
return RR_E_UNKNOWN_REPLY;
}
return 0;
}
int fived_handle_reply(rr_dev device, const char *reply, size_t nbytes) {
if(!strncasecmp("ok", reply, 2)) {
if(device->onreply) {
device->onreply(device, device->onreply_data, RR_OK, 0);
/* Parse values */
char *i;
for(i = (char*)reply; i < reply + nbytes; ++i) {
switch(toupper(*i)) {
case 'T':
device->onreply(device, device->onreply_data, RR_NOZZLE_TEMP,
strtof(i+2, &i));
break;
case 'B':
device->onreply(device, device->onreply_data, RR_BED_TEMP,
strtof(i+2, &i));
break;
case 'C':
break;
case 'X':
device->onreply(device, device->onreply_data, RR_X_POS,
strtof(i+2, &i));
break;
case 'Y':
device->onreply(device, device->onreply_data, RR_Y_POS,
strtof(i+2, &i));
break;
case 'Z':
device->onreply(device, device->onreply_data, RR_Z_POS,
strtof(i+2, &i));
break;
case 'E':
device->onreply(device, device->onreply_data, RR_E_POS,
strtof(i+2, &i));
break;
default:
if(device->onerr) {
device->onerr(device, device->onerr_data, RR_E_UNKNOWN_REPLY, reply, nbytes);
}
break;
}
}
}
} else if(!strncasecmp("rs", reply, 2) || !strncasecmp("resend", reply, 6)) {
/* check where the line number starts */
size_t n_start = strcspn(reply, "123456789");
if(n_start) {
long long lineno = strtoll(reply + n_start, NULL, 10);
/* check if lineno is in the range of sent lines*/
if(lineno < device->lineno && strncmp("-", reply + n_start - 1, 1)) {
return resend(device, lineno, reply, nbytes);
} else {
if(device->onerr) {
device->onerr(device, device->onerr_data, RR_E_UNSENT_RESEND, reply, nbytes);
}
return RR_E_UNSENT_RESEND;
}
} else {
if(device->onerr) {
device->onerr(device, device->onerr_data, RR_E_MALFORMED_RESEND_REQUEST, reply, nbytes);
}
return RR_E_MALFORMED_RESEND_REQUEST;
}
} else if(!strncmp("!!", reply, 2)) {
if(device->onerr) {
device->onerr(device, device->onerr_data, RR_E_HARDWARE_FAULT, reply, nbytes);
}
return RR_E_HARDWARE_FAULT;
} else if (!strncasecmp ("start", reply, 5)) {
/*
* This is non-intuitive. If we reset the controller, when we next send
* a command sequence, on the first command we will get a 'start',
* meaning we should reset the line number. Problem is we then send
* the rest of the command sequence and get another 'start' in mid
* flow for some controllers, which gets us out of sync. Ergo we need
* to reset the line number with a command each time we hit one of
* these.
*/
rr_reset_lineno (device);
} else {
if(device->onerr) {
device->onerr(device, device->onerr_data, RR_E_UNKNOWN_REPLY, reply, nbytes);
}
return RR_E_UNKNOWN_REPLY;
}
return 0;
}
