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return success/fail from <f> and <F> command handling (setFn, parsef)

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This commit is contained in:
Harald Barth
2022-08-20 18:15:18 +02:00
parent 58bac3dc51
commit a9ce9101e6
4 changed files with 40 additions and 42 deletions
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68
DCCEXParser.cpp
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@@ -546,8 +546,8 @@ void DCCEXParser::parseOne(Print *stream, byte *com, RingStream * ringStream)
if(params!=3) break;
if (Diag::CMD)
DIAG(F("Setting loco %d F%d %S"), p[0], p[1], p[2] ? F("ON") : F("OFF"));
DCC::setFn(p[0], p[1], p[2] == 1);
return;
if (DCC::setFn(p[0], p[1], p[2] == 1)) return;
break;
#if WIFI_ON
case '+': // Complex Wifi interface command (not usual parse)
@@ -689,43 +689,39 @@ bool DCCEXParser::parseZ(Print *stream, int16_t params, int16_t p[])
//===================================
bool DCCEXParser::parsef(Print *stream, int16_t params, int16_t p[])
{
// JMRI sends this info in DCC message format but it's not exactly
// convenient for other processing
if (params == 2)
{
byte instructionField = p[1] & 0xE0; // 1110 0000
if (instructionField == 0x80) // 1000 0000 Function group 1
{
// Shuffle bits from order F0 F4 F3 F2 F1 to F4 F3 F2 F1 F0
byte normalized = (p[1] << 1 & 0x1e) | (p[1] >> 4 & 0x01);
funcmap(p[0], normalized, 0, 4);
}
else if (instructionField == 0xA0) // 1010 0000 Function group 2
{
if (p[1] & 0x10) // 0001 0000 Bit selects F5toF8 / F9toF12
funcmap(p[0], p[1], 5, 8);
else
funcmap(p[0], p[1], 9, 12);
}
}
if (params == 3)
{
if (p[1] == 222)
funcmap(p[0], p[2], 13, 20);
else if (p[1] == 223)
funcmap(p[0], p[2], 21, 28);
}
(void)stream; // NO RESPONSE
return true;
// JMRI sends this info in DCC message format but it's not exactly
// convenient for other processing
if (params == 2) {
byte instructionField = p[1] & 0xE0; // 1110 0000
if (instructionField == 0x80) { // 1000 0000 Function group 1
// Shuffle bits from order F0 F4 F3 F2 F1 to F4 F3 F2 F1 F0
byte normalized = (p[1] << 1 & 0x1e) | (p[1] >> 4 & 0x01);
return (funcmap(p[0], normalized, 0, 4));
} else if (instructionField == 0xA0) { // 1010 0000 Function group 2
if (p[1] & 0x10) // 0001 0000 Bit selects F5toF8 / F9toF12
return (funcmap(p[0], p[1], 5, 8));
else
return (funcmap(p[0], p[1], 9, 12));
}
}
if (params == 3) {
if (p[1] == 222) {
return (funcmap(p[0], p[2], 13, 20));
} else if (p[1] == 223) {
return (funcmap(p[0], p[2], 21, 28));
}
}
(void)stream; // NO RESPONSE
return false;
}
void DCCEXParser::funcmap(int16_t cab, byte value, byte fstart, byte fstop)
bool DCCEXParser::funcmap(int16_t cab, byte value, byte fstart, byte fstop)
{
for (int16_t i = fstart; i <= fstop; i++)
{
DCC::setFn(cab, i, value & 1);
value >>= 1;
}
for (int16_t i = fstart; i <= fstop; i++) {
if (! DCC::setFn(cab, i, value & 1)) return false;
value >>= 1;
}
return true;
}
//===================================