77 lines
1.3 KiB
Go
77 lines
1.3 KiB
Go
|
//go:build ignore
|
||
|
|
|
||
|
|
// this file is a generator for skylab code.
|
||
|
|
package main
|
||
|
|
|
||
|
|
|
||
|
|
import (
|
||
|
|
"gopkg.in/yaml.v3"
|
||
|
|
)
|
||
|
|
|
||
|
|
type Field interface {
|
||
|
|
Name() string
|
||
|
|
|
||
|
|
}
|
||
|
|
type PacketField struct {
|
||
|
|
Name string
|
||
|
|
Type string
|
||
|
|
Units string
|
||
|
|
Conversion float32
|
||
|
|
}
|
||
|
|
|
||
|
|
type PacketDef struct {
|
||
|
|
Name string
|
||
|
|
Description string
|
||
|
|
Id uint32
|
||
|
|
BigEndian bool
|
||
|
|
data: []PacketField
|
||
|
|
|
||
|
|
}
|
||
|
|
// we need to generate bitfield types.
|
||
|
|
// packet structs per each packet
|
||
|
|
// constancts for packet IDs or a map.
|
||
|
|
|
||
|
|
|
||
|
|
/*
|
||
|
|
|
||
|
|
|
||
|
|
example for a simple packet type
|
||
|
|
it also needs a json marshalling.
|
||
|
|
|
||
|
|
type BMSMeasurement struct {
|
||
|
|
BatteryVoltage uint16
|
||
|
|
AuxVoltage uint16
|
||
|
|
Current float32
|
||
|
|
}
|
||
|
|
|
||
|
|
func (b *BMSMeasurement)MarshalPacket() ([]byte, error) {
|
||
|
|
pkt := make([]byte, b.Size())
|
||
|
|
binary.LittleEndian.PutUint16(b.BatteryVoltage * 0.01)
|
||
|
|
binary.LittleEndian.PutUint16(b.AuxVoltage * 0.001)
|
||
|
|
binary.LittleEndian.PutFloat32(b.Current) // TODO: make float function
|
||
|
|
}
|
||
|
|
|
||
|
|
func (b *BMSMeasurement)UnmarshalPacket(p []byte) error {
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
func (b *BMSMeasurement) Id() uint32 {
|
||
|
|
return 0x010
|
||
|
|
}
|
||
|
|
|
||
|
|
func (b *BMSMeasurement) Size() int {
|
||
|
|
return 8
|
||
|
|
}
|
||
|
|
|
||
|
|
func (b *BMSMeasurement) String() string {
|
||
|
|
return 'blah blah"
|
||
|
|
}
|
||
|
|
|
||
|
|
we also need some kind of mechanism to lookup data type.
|
||
|
|
|
||
|
|
func getPkt (id uint32, data []byte) (Packet, error) {
|
||
|
|
|
||
|
|
// insert really massive switch case statement here.
|
||
|
|
}
|
||
|
|
|
||
|
|
*/
|