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|
//
// pira32ctl
//
// Copyright (C) 2016 Christian Pointner <equinox@helsinki.at>
//
// This file is part of pira32ctl.
//
// pira32ctl is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// any later version.
//
// pira32ctl is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with pira32ctl. If not, see <http://www.gnu.org/licenses/>.
//
package main
import (
"errors"
"fmt"
"time"
"code.helsinki.at/goserial"
)
const (
REQ_PERSISTANT = "*"
RESP_OK = "+"
RESP_UNKNOWN_CMD = "!"
RESP_INVALID_ARG = "-"
RESP_PARTIAL = "/"
storeExecutionTime = 10 * time.Millisecond
respTimeout = 500 * time.Millisecond
)
var (
ErrInvalidResp = errors.New("got invalid response")
ErrTimeout = errors.New("timeout")
ErrUnknownCmd = errors.New("unknown command")
ErrInvalidArg = errors.New("invalid argument")
ErrPartial = errors.New("partial success")
)
type Command interface {
AllowedMethods() (get, assign, store, assignstore bool)
Get(port *goserial.Port, params ...interface{}) (interface{}, error)
Assign(port *goserial.Port, params ...interface{}) error
Store(port *goserial.Port, params ...interface{}) error
AssignStore(port *goserial.Port, params ...interface{}) error
}
type BasicCommand struct {
code string
description string
exec_time time.Duration
get bool
assign bool
store bool
assignStore bool
}
func (c BasicCommand) AllowedMethods() (bool, bool, bool, bool) {
return c.get, c.assign, c.store, c.assignStore
}
func (c BasicCommand) Get(port *goserial.Port, params ...interface{}) (interface{}, error) {
if len(params) != 0 {
return nil, fmt.Errorf("this command takes no arguments")
}
// TODO: implement this
return nil, nil
}
func (c BasicCommand) Assign(port *goserial.Port, params ...interface{}) error {
if len(params) != 1 {
return fmt.Errorf("this command takes exactly one argument")
}
// TODO: implement this
return nil
}
func (c BasicCommand) Store(port *goserial.Port, params ...interface{}) error {
if len(params) != 0 {
return fmt.Errorf("this command takes no arguments")
}
port.TX <- REQ_PERSISTANT + c.code
t := time.NewTimer(respTimeout)
var resp string
select {
case resp = <-port.RX:
case <-t.C:
return ErrTimeout
}
switch resp {
case RESP_OK:
return nil
case RESP_UNKNOWN_CMD:
return ErrUnknownCmd
case RESP_INVALID_ARG:
return ErrUnknownCmd
case RESP_PARTIAL:
return ErrUnknownCmd
}
return ErrInvalidResp
}
func (c BasicCommand) AssignStore(port *goserial.Port, params ...interface{}) error {
if len(params) != 1 {
return fmt.Errorf("this command takes exactly one argument")
}
// TODO: implement this
return nil
}
type ParamCommand struct {
code string
description string
rangeMin uint
rangeMax uint
exec_time time.Duration
get bool
assign bool
store bool
assignStore bool
}
func (c ParamCommand) AllowedMethods() (bool, bool, bool, bool) {
return c.get, c.assign, c.store, c.assignStore
}
func (c ParamCommand) Get(port *goserial.Port, params ...interface{}) (interface{}, error) {
if len(params) != 1 {
return nil, fmt.Errorf("this command takes exactly one argument")
}
// TODO: implement this
return nil, nil
}
func (c ParamCommand) Assign(port *goserial.Port, params ...interface{}) error {
if len(params) != 2 {
return fmt.Errorf("this command takes exactly two arguments")
}
// TODO: implement this
return nil
}
func (c ParamCommand) Store(port *goserial.Port, params ...interface{}) error {
if len(params) != 1 {
return fmt.Errorf("this command takes exactly one argument")
}
// TODO: implement this
return nil
}
func (c ParamCommand) AssignStore(port *goserial.Port, params ...interface{}) error {
if len(params) != 2 {
return fmt.Errorf("this command takes exactly two argument")
}
// TODO: implement this
return nil
}
type Param2Command struct {
code string
description string
rangeMin uint
rangeMax uint
exec_time time.Duration
get bool
assign bool
store bool
assignStore bool
}
func (c Param2Command) AllowedMethods() (bool, bool, bool, bool) {
return c.get, c.assign, c.store, c.assignStore
}
func (c Param2Command) Get(port *goserial.Port, params ...interface{}) (interface{}, error) {
if len(params) != 1 {
return nil, fmt.Errorf("this command takes exactly one argument")
}
// TODO: implement this
return nil, nil
}
func (c Param2Command) Assign(port *goserial.Port, params ...interface{}) error {
if len(params) != 2 {
return fmt.Errorf("this command takes exactly two arguments")
}
// TODO: implement this
return nil
}
func (c Param2Command) Store(port *goserial.Port, params ...interface{}) error {
if len(params) != 1 {
return fmt.Errorf("this command takes exactly one argument")
}
// TODO: implement this
return nil
}
func (c Param2Command) AssignStore(port *goserial.Port, params ...interface{}) error {
if len(params) != 2 {
return fmt.Errorf("this command takes exactly two argument")
}
// TODO: implement this
return nil
}
var (
// Basic:
CMD_AF = BasicCommand{"AF", "Alternative Frequencies", 0, true, true, true, true}
CMD_AFCH = BasicCommand{"AFCH", "Alternative Frequencies Channels", 0, true, true, true, false}
CMD_DI = BasicCommand{"DI", "Decoder Identification", 0, true, true, true, false}
CMD_DPS1 = BasicCommand{"DPS1", "Dynamic PS1", 400 * time.Millisecond, true, true, true, false}
CMD_DPS1ENQ = BasicCommand{"DPS1ENQ", "Dynamic PS1 Enqueue", 400 * time.Millisecond, false, true, false, false}
CMD_DPS2 = BasicCommand{"DPS2", "Dynamic PS2", 400 * time.Millisecond, true, true, true, false}
CMD_DPS1MOD = BasicCommand{"DPS1MOD", "Dynamic PS1 Mode", 400 * time.Millisecond, true, true, true, false}
CMD_DPS2MOD = BasicCommand{"DPS2MOD", "Dynamic PS2 Mode", 400 * time.Millisecond, true, true, true, false}
CMD_DPS1REP = BasicCommand{"DPS1REP", "Dynamic PS2 Number of Repeating", 400 * time.Millisecond, true, true, true, false}
CMD_DPS2REP = BasicCommand{"DPS2REP", "Dynamic PS2 Number of Repeating", 400 * time.Millisecond, true, true, true, false}
CMD_DTTMOUT = BasicCommand{"DTTMOUT", "Default Text Timeout", 0, true, true, true, false}
CMD_EQTEXT1 = BasicCommand{"EQTEXT1", "Equal Text 1", 0, true, true, true, false}
CMD_LABPER = BasicCommand{"LABPER", "Label Period", 0, true, true, true, false}
CMD_MS = BasicCommand{"MS", "Music/Speech", 0, true, true, true, false}
CMD_PI = BasicCommand{"PI", "Program Identifaction", 0, true, true, true, false}
CMD_PS = BasicCommand{"PS", "Program Service name", 400 * time.Millisecond, true, true, true, false}
CMD_PTY = BasicCommand{"PTY", "Program Type number", 0, true, true, true, false}
CMD_PTYN = BasicCommand{"PTYN", "Program Type Name", 0, true, true, true, false}
CMD_PTYNEN = BasicCommand{"PTYNEN", "PTYN Enable", 0, true, true, true, false}
CMD_RT1 = BasicCommand{"RT1", "Radiotext 1", 0, true, true, true, false}
CMD_RT1EN = BasicCommand{"RT1EN", "RT1 Enable", 0, true, true, true, false}
CMD_RT2 = BasicCommand{"RT2", "Radiotext 2", 0, true, true, true, false}
CMD_RT2EN = BasicCommand{"RT2EN", "RT2 Enable", 0, true, true, true, false}
CMD_RTPER = BasicCommand{"RTPER", "Radiotext Switching Period", 0, true, true, true, false}
CMD_RSTDPS = BasicCommand{"RSTDPS", "Rerstart Dynamic PS", 0, true, true, true, false}
CMD_SCRLSPD = BasicCommand{"SCRLSPD", "Scrolling PS Speed", 0, true, true, true, false}
CMD_SPSPER = BasicCommand{"SPSPER", "Static PS Period", 0, true, true, true, false}
CMD_TA = BasicCommand{"TA", "Traffic Announcement", 0, true, true, true, false}
CMD_TATMOUT = BasicCommand{"TATMOUT", "TA TImeout", 0, true, true, true, false}
CMD_TP = BasicCommand{"TP", "Traffic Program", 0, true, true, true, false}
CMD_TPS = BasicCommand{"TPS", "Traffic PS", 400 * time.Millisecond, true, true, true, false}
CMD_INIT = BasicCommand{"INIT", "Initialization", 0, true, false, false, false}
CMD_STOREALL = BasicCommand{"ALL", "Store All", 0, false, false, true, false}
CMD_HELP = BasicCommand{"HELP", "Help", 0, true, false, false, false}
// EON:
CMD_EON_AF = ParamCommand{"EONxAF", "EON x Frequencies", 1, 4, 0, true, true, false, false}
CMD_EON_AFCH = ParamCommand{"EONxAFCH", "EON x Frequency channels", 1, 4, 0, true, true, false, false}
CMD_EON_EN = ParamCommand{"EONxEN", "EON x Enable", 1, 4, 0, true, true, false, false}
CMD_EON_PI = ParamCommand{"EONxPI", "EON x Program Identification", 1, 4, 0, true, true, false, false}
CMD_EON_PIN = ParamCommand{"EONxPIN", "EON x Program Item Number", 1, 4, 0, true, true, false, false}
CMD_EON_PS = ParamCommand{"EONxPS", "EON x Program Service name", 1, 4, 0, true, true, false, false}
CMD_EON_PTY = ParamCommand{"EONxPTY", "EON x Program Type number", 1, 4, 0, true, true, false, false}
CMD_EON_TA = ParamCommand{"EONxTA", "EON x Traffic Announcement", 1, 4, 0, true, true, false, false}
CMD_EON_TP = ParamCommand{"EONxTA", "EON x Traffic Program", 1, 4, 0, true, true, false, false}
CMD_EON = ParamCommand{"EON", "Store all EON data into EEPROM", 1, 4, 50 * time.Millisecond, false, false, true, false}
//Messages:
CMD_MSG = Param2Command{"MSGxx", "Text message", 1, 99, 0, true, false, false, true}
CMD_MSG_D = Param2Command{"MSGxxD", "Message Destination", 1, 99, 0, true, false, false, true}
CMD_MSGLIST = BasicCommand{"MSGLIST", "List of Messages", 0, true, false, false, false}
CMD_DPS2MSG = BasicCommand{"DPS2MSG", "Dynamic PS 2 Message Number", 0, true, true, true, false}
CMD_RT2MSG = BasicCommand{"RT2MSG", "Radiotext 2 Message NUmber", 0, true, true, true, false}
//Scheduling:
CMD_SLIST = BasicCommand{"SLIST", "List of Scheduling Items", 0, true, false, false, false}
CMD_S_C = Param2Command{"SxxC", "Scheduling Item Command", 1, 48, 0, true, false, false, true}
CMD_S_D = Param2Command{"SxxD", "Scheduling Item Days", 1, 48, 0, true, false, false, true}
CMD_S_P = Param2Command{"SxxP", "Scheduling Item PTY", 1, 48, 0, true, false, false, true}
CMD_S_T = Param2Command{"SxxT", "Scheduling Item Times", 1, 48, 0, true, false, false, true}
CMD_SEN = BasicCommand{"SEN", "Scheduling Enable", 0, true, true, true, false}
// System:
CMD_COMSPD = BasicCommand{"COMSPD", "Com Port Speed", 0, true, true, true, false}
CMD_CT = BasicCommand{"CT", "CLock Time and Date", 0, true, true, true, false}
CMD_DATE = BasicCommand{"Date", "Date", 0, true, true, true, false}
CMD_ECHO = BasicCommand{"ECHO", "Terminal Echo", 0, true, true, true, false}
CMD_EXTSYNC = BasicCommand{"EXTSYNC", "External Pilot Synchronisation", 0, true, true, true, false}
CMD_LEVEL = BasicCommand{"LEVEL", "RDS Signal Level", 0, true, true, true, false}
CMD_LTO = BasicCommand{"LTO", "Local Time Offset", 0, true, true, true, false}
CMD_MJD = BasicCommand{"MJD", "Modified Julian Day", 0, true, true, true, false}
CMD_PHASE = BasicCommand{"PHASE", "RDS Signal Phase", 0, true, true, true, false}
CMD_PILOT = BasicCommand{"PILOT", "Pilot Tone Present", 0, true, false, false, false}
CMD_RDSGEN = BasicCommand{"RDSGEN", "RDS Generator", 0, true, true, true, false}
CMD_RESET = BasicCommand{"RESET", "Reset", 0, true, false, false, false}
CMD_SPEED = BasicCommand{"SPEED", "Com Port Speed", 0, true, true, true, false}
CMD_STATUS = BasicCommand{"STATUS", "RDS Encoder Status", 0, true, false, false, false}
CMD_TIME = BasicCommand{"TIME", "Time", 0, true, true, true, false}
CMD_VER = BasicCommand{"VER", "Firmware Version", 0, true, false, false, false}
// Advanved:
CMD_ADR = BasicCommand{"ADR", "Encoder Address List", 0, true, false, false, true}
CMD_CC = BasicCommand{"CC", "Conditional Command", 0, true, false, false, true}
CMD_DSN = ParamCommand{"DSNx", "Program x Data Set Number", 1, 2, 0, true, false, false, true}
CMD_ECC = BasicCommand{"ECC", "Extended Country Code", 0, true, true, true, false}
CMD_ECCEN = BasicCommand{"ECCEN", "ECC and LIC Enable", 0, true, true, true, false}
CMD_G = BasicCommand{"G", "Group", 200 * time.Millisecond, false, true, false, false}
CMD_GRPSEQ = BasicCommand{"GRPSEQ", "Group Sequeunce", 0, true, true, true, false}
CMD_LIC = BasicCommand{"LIC", "Language Identification Code", 0, true, true, true, false}
CMD_NOHDR = BasicCommand{"NOHDR", "No Header Communication", 0, true, false, false, true}
CMD_PIN = BasicCommand{"PIN", "Program Item Number", 0, true, true, true, false}
CMD_PINEN = BasicCommand{"PINEN", "PIN Enable", 0, true, true, true, false}
CMD_PROGRAM = BasicCommand{"PROGRAM", "Program Set Selection", 0, true, true, true, false}
CMD_PSN = ParamCommand{"PSNx", "Program x Service Number", 1, 2, 0, true, false, false, true}
CMD_PSW = BasicCommand{"PSW", "PS Window", 0, true, false, false, false}
CMD_RTP = BasicCommand{"RTP", "Radiotext Plus Tagging Data", 0, true, true, false, false}
CMD_RTPRUN = BasicCommand{"RTPRUN", "Radiotext Plus Running Bit", 0, true, true, false, false}
CMD_SEL = BasicCommand{"SEL", "Select Encoder", 0, false, true, false, false}
CMD_SHORTRT = BasicCommand{"SEL", "Short Radiotext", 0, true, true, true, false}
CMD_SITE = BasicCommand{"SITE", "Site Address List", 0, true, false, false, true}
CMD_UDG1 = BasicCommand{"UDG1", "User Defined Groups 1", 0, true, true, true, false}
CMD_UDG2 = BasicCommand{"UDG2", "User Defined Groups 2", 0, true, true, true, false}
CMD_UECP = BasicCommand{"UECP", "UECP Enable", 0, true, true, true, false}
)
|
