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mirror of https://github.com/DCC-EX/CommandStation-EX.git synced 2024-12-23 21:01:25 +01:00

Wifi Interface WORKING

This commit is contained in:
Asbelos 2020-06-13 11:17:06 +01:00
parent 2a36ad365c
commit 8538aa1624
3 changed files with 19 additions and 10 deletions

View File

@ -51,11 +51,11 @@ void DCCEXParser::loop(Stream & stream) {
}
}
int DCCEXParser::splitValues( int result[MAX_PARAMS]) {
int DCCEXParser::splitValues( int result[MAX_PARAMS], char * cmd) {
byte state=1;
byte parameterCount=0;
int runningValue=0;
const char * remainingCmd=buffer+1; // skips the opcode
const char * remainingCmd=cmd+1; // skips the opcode
bool signNegative=false;
// clear all parameters in case not enough found
@ -96,12 +96,13 @@ void DCCEXParser::loop(Stream & stream) {
// See documentation on DCC class for info on this section
void DCCEXParser::parse(Print & stream, const char *com) {
// DIAG(F("\nPARSING:%s\n"),com);
DIAG(F("\nPARSING:%s\n"),com);
(void) EEPROM; // tell compiler not to warn thi is unused
int p[MAX_PARAMS];
int params=splitValues(p);
int params=splitValues(p, com);
if (com[0]=='<') com++;
// Functions return from this switch if complete, break from switch implies error <X> to send
switch(com[0]) {

View File

@ -14,7 +14,7 @@ struct DCCEXParser
byte bufferLength=0;
bool inCommandPayload=false;
char buffer[MAX_BUFFER+2];
int splitValues( int result[MAX_PARAMS]);
int splitValues( int result[MAX_PARAMS],char * command);
bool parseT(Print & stream, int params, int p[]);
bool parseZ(Print & stream, int params, int p[]);

View File

@ -78,6 +78,7 @@ void WifiInterface::loop() {
// read anything into a buffer, collecting info on the way
while (loopstate!=99 && Serial1.available()) {
int ch=Serial1.read();
Serial.write(ch);
switch (loopstate) {
case 0: // looking for +
connectionId=0;
@ -105,6 +106,7 @@ void WifiInterface::loop() {
else datalength=datalength*10 + (ch-'0');
break;
case 7: // reading data
streamer.write(ch);
datalength--;
if (datalength==0) loopstate=99;
break;
@ -113,13 +115,19 @@ void WifiInterface::loop() {
if (loopstate!=99) return;
// TODO remove > in data
streamer.write('\0');
streamer.flush(); // reset write position to start of buffer
DIAG(F("\nWifiRead:%d:%s\n"),connectionId,buffer);
streamer.setBufferContentPosition(0,0); // reset write position to start of buffer
// SIDE EFFECT WARNING:::
// We know that parser will read the entire buffer before starting to write to it.
// Otherwise we would have to copy the buffer elsewhere and RAM is in short supply.
// TODO ... tell parser that callbacks are diallowed because we dont want to handle the async
parser.parse(streamer,buffer+1);
StringFormatter::send(Serial1,F("AT+CIPSEND=%d,%d\r\n>%s"),connectionId,streamer.available(),buffer);
loopstate=0;
parser.parse(streamer,buffer);
if (streamer.available()) { // there is a reply to send
StringFormatter::send(Serial1,F("AT+CIPSEND=%d,%d\r\n"),connectionId,streamer.available());
streamer.write('\0');
if (checkForOK(1000,">")) Serial1.print((char *) buffer);
}
loopstate=0; // go back to looking for +IPD
}