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Lua CAN rx data (#3414) 

* rx data

* comments

* multi bus
This commit is contained in:
Matthew Kennedy 2021-10-26 13:48:57 -07:00 committed by GitHub
parent 0bf18a2812
commit 7422de9391
1 changed files with 15 additions and 3 deletions
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18
firmware/controllers/lua/lua_can_rx.cpp
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@ -67,10 +67,22 @@ static void handleCanFrame(LuaHandle& ls, CANRxFrame* frame) {
return; return;
} }
// TODO: push arguments to function! auto dlc = frame->DLC;
UNUSED(frame);
int status = lua_pcall(ls, 0, 0, 0); // Push bus, ID and DLC
lua_pushinteger(ls, 1); // TODO: support multiple busses!
lua_pushinteger(ls, CAN_EID(*frame));
lua_pushinteger(ls, dlc);
// Build table for data
lua_newtable(ls);
for (size_t i = 0; i < dlc; i++) {
lua_pushinteger(ls, frame->data8[i]);
lua_rawseti(ls, -2, i);
}
// Perform the actual function call
int status = lua_pcall(ls, 4, 0, 0);
if (0 != status) { if (0 != status) {
// error calling CAN rx hook function // error calling CAN rx hook function