Skip to content
New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Enumeration metadata #101

Open
wants to merge 3 commits into
base: master
Choose a base branch
from
Open
Show file tree
Hide file tree
Changes from all commits
Commits
File filter

Filter by extension

Filter by extension

Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
6 changes: 3 additions & 3 deletions lib/asn1.js
Original file line number Diff line number Diff line change
Expand Up @@ -1086,7 +1086,7 @@ const bacappDecodeData = (buffer, offset, maxLength, tagDataType, lenValueType)
};

const bacappContextTagType = (property, tagNumber) => {
let tag = baEnum.ApplicationTags.MAX_BACNET_APPLICATION_TAG;
let tag = baEnum.Meta.ApplicationTags.max;
switch (property) {
case baEnum.PropertyIds.PROP_ACTUAL_SHED_LEVEL:
case baEnum.PropertyIds.PROP_REQUESTED_SHED_LEVEL:
Expand Down Expand Up @@ -1520,13 +1520,13 @@ const bacappDecodeContextApplicationData = (buffer, offset, maxOffset, objectTyp
if (!subResult) return;
if (subResult.value === 0) {
len += subResult.len;
result = bacappDecodeApplicationData(buffer, offset + len, maxOffset, baEnum.ObjectTypes.MAX_BACNET_OBJECT_TYPE, baEnum.PropertyIds.MAX_BACNET_PROPERTY_ID);
result = bacappDecodeApplicationData(buffer, offset + len, maxOffset, baEnum.Meta.ObjectType.max, baEnum.Meta.PropertyIdentifier.max);
if (!result) return;
list.push(result);
len += result.len;
} else {
const overrideTagNumber = bacappContextTagType(propertyId, subResult.tagNumber);
if (overrideTagNumber !== baEnum.ApplicationTags.MAX_BACNET_APPLICATION_TAG) {
if (overrideTagNumber !== baEnum.Meta.ApplicationTags.max) {
subResult.tagNumber = overrideTagNumber;
}
let bacappResult = bacappDecodeData(buffer, offset + len + subResult.len, maxOffset, subResult.tagNumber, subResult.value);
Expand Down
98 changes: 79 additions & 19 deletions lib/enum.js
Original file line number Diff line number Diff line change
@@ -1,5 +1,84 @@
'use strict';

// SEE: ASHRAE 135-2016, 21 FORMAL DESCRIPTION OF APPLICATION PROTOCOL DATA UNITS
// for a detailed reference of all enumerations.

module.exports.Meta = {
// Metadata for non-exensible enumerations
Segmentations: {extensible: false, used: [{min: 0, max: 3}], reserved: [{min: 0, max: 3}], max: 3},
ServicesSupported: {extensible: false, used: [{min: 0, max: 40}], reserved: [{min: 0, max: 40}], max: 40},
UnconfirmedServices: {extensible: false, used: [{min: 0, max: 10}], reserved: [{min: 0, max: 10}], max: 10},
ConfirmedServices: {extensible: false, used: [{min: 0, max: 29}], reserved: [{min: 0, max: 29}], max: 29},
ApplicationTags: {extensible: false, used: [{min: 0, max: 16}], reserved: [{min: 0, max: 16}], max: 16},
BvlcFunctions: {extensible: false, used: [{min: 0, max: 12}], reserved: [{min: 0, max: 12}], max: 12},
BackupState: {extensible: false, used: [{min: 0, max: 4}], reserved: [{min: 0, max: 4}], max: 4},
ProgramChange: {extensible: false, used: [{min: 0, max: 5}], reserved: [{min: 0, max: 5}], max: 5},
ReasonForHalt: {extensible: false, used: [{min: 0, max: 4}], reserved: [{min: 0, max: 4}], max: 4},
ResultFlags: {extensible: false, used: [{min: 0, max: 4}], reserved: [{min: 0, max: 4}], max: 4},
StatusFlags: {extensible: false, used: [{min: 0, max: 8}], reserved: [{min: 0, max: 8}], max: 8},
Units: {extensible: false, used: [{min: 0, max: 253}], reserved: [{min: 0, max: 253}], max: 253},
Polarity: {extensible: false, used: [{min: 0, max: 1}], reserved: [{min: 0, max: 1}], max: 1},
MaxSegments: {extensible: false, used: [{min: 0, max: 0x70}], reserved: [{min: 0, max: 0x70}], max: 0x70},
MaxAdpu: {extensible: false, used: [{min: 0, max: 5}], reserved: [{min: 0, max: 5}], max: 5},
NodeTypes: {extensible: false, used: [{min: 0, max: 11}], reserved: [{min: 0, max: 11}], max: 11},
BvleResults: {extensible: false, used: [{min: 0, max: 0x0060}], reserved: [{min: 0, max: 0x0060}], max: 0x0060},
NpduControls: {extensible: false, used: [{min: 0, max: 128}], reserved: [{min: 0, max: 128}], max: 128},
NetworkMessageTypes: {extensible: false, used: [{min: 0, max: 9}], reserved: [{min: 0, max: 9}], max: 9},
ReinitializedStates: {extensible: false, used: [{min: 0, max: 255}], reserved: [{min: 0, max: 255}], max: 255},
CharacterStringEncodings: {extensible: false, used: [{min: 0, max: 5}], reserved: [{min: 0, max: 5}], max: 5},
ReadRangeRequestTypes: {extensible: false, used: [{min: 0, max: 8}], reserved: [{min: 0, max: 8}], max: 8},
EnableDisable: {extensible: false, used: [{min: 0, max: 2}], reserved: [{min: 0, max: 2}], max: 2},
NotifyTypes: {extensible: false, used: [{min: 0, max: 2}], reserved: [{min: 0, max: 2}], max: 2},
COVTypes: {extensible: false, used: [{min: 0, max: 1}], reserved: [{min: 0, max: 1}], max: 1},
TimestampTags: {extensible: false, used: [{min: -1, max: 2}], reserved: [{min: -1, max: 2}], max: 2},

// MetaData for extensible enumerations.
ErrorClass: {extensible: true, used: [{min: 0, max: 7}], reserved: [{min: 0, max: 63}], max: 65535},
ErrorCode: {extensible: true, used: [{min: 0, max: 136}], reserved: [{min: 0, max: 255}], max: 65535},
AbortReason: {extensible: true, used: [{min: 0, max: 11}], reserved: [{min: 0, max: 63}], max: 255},
AccessAuthenticationFactorDisable: {extensible: true, used: [{min: 0, max: 5}], reserved: [{min: 0, max: 63}], max: 65535},
AccessCredentialDisable: {extensible: true, used: [{min: 0, max: 3}], reserved: [{min: 0, max: 63}], max: 65535},
AccessCredentialDisableReason: {extensible: true, used: [{min: 0, max: 9}], reserved: [{min: 0, max: 63}], max: 65535},
AccessEvent: {extensible: true, used: [{min: 0, max: 16},{min: 128, max: 164}], reserved: [{min: 0, max: 511}], max: 65535},
AccessUserType: {extensible: true, used: [{min: 0, max: 2}], reserved: [{min: 0, max: 63}], max: 65535},
AccessZoneOccupancyState: {extensible: true, used: [{min: 0, max: 6}], reserved: [{min: 0, max: 63}], max: 65535},
AuthorizationExemption: {extensible: true, used: [{min: 0, max: 6}], reserved: [{min: 0, max: 63}], max: 255},
AuthorizationMode: {extensible: true, used: [{min: 0, max: 5}], reserved: [{min: 0, max: 63}], max: 65535},
BinaryLightingPV: {extensible: true, used: [{min: 0, max: 5}], reserved: [{min: 0, max: 63}], max: 255},
DeviceStatus: {extensible: true, used: [{min: 0, max: 5}], reserved: [{min: 0, max: 63}], max: 65535},
DoorAlarmState: {extensible: true, used: [{min: 0, max: 8}], reserved: [{min: 0, max: 255}], max: 65535},
DoorStatus: {extensible: true, used: [{min: 0, max: 9}], reserved: [{min: 0, max: 1023}], max: 65535},
EngineeringUnits: {extensible: true, used: [{min: 0, max: 254}, {min: 47808, max: 47815}], reserved: [{min: 0, max: 255}, {min: 47808, max: 49999}], max: 65535},
EscalatorFault: {extensible: true, used: [{min: 0, max: 8}], reserved: [{min: 0, max: 1023}], max: 65535},
EscalatorMode: {extensible: true, used: [{min: 0, max: 5}], reserved: [{min: 0, max: 1023}], max: 65535},
EscalatorOperationDirection: {extensible: true, used: [{min: 0, max: 5}], reserved: [{min: 0, max: 1023}], max: 65535},
EventState: {extensible: true, used: [{min: 0, max: 5}], reserved: [{min: 0, max: 63}], max: 65535},
EventType: {extensible: true, used: [{min: 0, max: 22}], reserved: [{min: 0, max: 63}], max: 65535},
LifeSafetyMode: {extensible: true, used: [{min: 0, max: 14}], reserved: [{min: 0, max: 255}], max: 65535},
LifeSafetyOperation: {extensible: true, used: [{min: 0, max: 9}], reserved: [{min: 0, max: 63}], max: 65535},
LifeSafetyState: {extensible: true, used: [{min: 0, max: 23}], reserved: [{min: 0, max: 255}], max: 65535},
LiftCarDirection: {extensible: true, used: [{min: 0, max: 5}], reserved: [{min: 0, max: 1023}], max: 65535},
LiftCarDriveStatus: {extensible: true, used: [{min: 0, max: 9}], reserved: [{min: 0, max: 1023}], max: 65535},
LiftCarMode: {extensible: true, used: [{min: 0, max: 13}], reserved: [{min: 0, max: 1023}], max: 65535},
LiftFault: {extensible: true, used: [{min: 0, max: 16}], reserved: [{min: 0, max: 1023}], max: 65535},
LightingOperation: {extensible: true, used: [{min: 0, max: 10}], reserved: [{min: 0, max: 255}], max: 65535},
LightingTransition: {extensible: true, used: [{min: 0, max: 2}], reserved: [{min: 0, max: 63}], max: 255},
LoggingType: {extensible: true, used: [{min: 0, max: 2}], reserved: [{min: 0, max: 63}], max: 255},
Maintenance: {extensible: true, used: [{min: 0, max: 3}], reserved: [{min: 0, max: 255}], max: 65535},
NetworkPortCommand: {extensible: true, used: [{min: 0, max: 7}], reserved: [{min: 0, max: 127}], max: 255},
NetworkType: {extensible: true, used: [{min: 0, max: 10}], reserved: [{min: 0, max: 63}], max: 255},
ObjectType: {extensible: true, used: [{min: 0, max: 59}], reserved: [{min: 0, max: 127}], max: 1023},
ProgramError: {extensible: true, used: [{min: 0, max: 4}], reserved: [{min: 0, max: 63}], max: 65535},
PropertyIdentifier: {extensible: true, used: [{min: 0, max: 491}], reserved: [{min: 0, max: 511}], max: 4194303},
PropertyStates: {extensible: true, used: [{min: 0, max: 58}], reserved: [{min: 0, max: 63}], max: 254},
RejectReason: {extensible: true, used: [{min: 0, max: 9}], reserved: [{min: 0, max: 63}], max: 255},
Relationship: {extensible: true, used: [{min: 0, max: 29}], reserved: [{min: 0, max: 1023}], max: 65535},
Reliability: {extensible: true, used: [{min: 0, max: 24}], reserved: [{min: 0, max: 63}], max: 65535},
RestartReason: {extensible: true, used: [{min: 0, max: 8}], reserved: [{min: 0, max: 63}], max: 255},
SilencedState: {extensible: true, used: [{min: 0, max: 3}], reserved: [{min: 0, max: 63}], max: 65535},
VTClass: {extensible: true, used: [{min: 0, max: 6}], reserved: [{min: 0, max: 63}], max: 65535},
};

module.exports.PduTypes = {
PDU_TYPE_CONFIRMED_SERVICE_REQUEST: 0,
SERVER: 1,
Expand Down Expand Up @@ -96,9 +175,6 @@ module.exports.RejectReasons = {
REJECT_REASON_TOO_MANY_ARGUMENTS: 7,
REJECT_REASON_UNDEFINED_ENUMERATION: 8,
REJECT_REASON_UNRECOGNIZED_SERVICE: 9,
MAX_BACNET_REJECT_REASON: 10,
REJECT_REASON_PROPRIETARY_FIRST: 64,
REJECT_REASON_PROPRIETARY_LAST: 65535
};

module.exports.ErrorClasses = {
Expand All @@ -110,9 +186,6 @@ module.exports.ErrorClasses = {
ERROR_CLASS_SERVICES: 5,
ERROR_CLASS_VT: 6,
ERROR_CLASS_COMMUNICATION: 7,
MAX_BACNET_ERROR_CLASS: 8,
ERROR_CLASS_PROPRIETARY_FIRST: 64,
ERROR_CLASS_PROPRIETARY_LAST: 65535
};

module.exports.ErrorCodes = {
Expand Down Expand Up @@ -253,9 +326,6 @@ module.exports.ErrorCodes = {
ERROR_CODE_VALUE_TOO_LONG: 134,
ERROR_CODE_ABORT_INSUFFICIENT_SECURITY: 135,
ERROR_CODE_ABORT_SECURITY_ERROR: 136,
MAX_BACNET_ERROR_CODE: 137,
ERROR_CODE_PROPRIETARY_FIRST: 256,
ERROR_CODE_PROPRIETARY_LAST: 65535
};

module.exports.StatusFlags = {
Expand Down Expand Up @@ -307,7 +377,6 @@ module.exports.ServicesSupported = {
SERVICE_SUPPORTED_UTC_TIME_SYNCHRONIZATION: 36,
SERVICE_SUPPORTED_WHO_HAS: 33,
SERVICE_SUPPORTED_WHO_IS: 34,
MAX_BACNET_SERVICES_SUPPORTED: 41
};

module.exports.UnconfirmedServices = {
Expand All @@ -322,7 +391,6 @@ module.exports.UnconfirmedServices = {
SERVICE_UNCONFIRMED_WHO_IS: 8,
SERVICE_UNCONFIRMED_UTC_TIME_SYNCHRONIZATION: 9,
SERVICE_UNCONFIRMED_WRITE_GROUP: 10,
MAX_BACNET_UNCONFIRMED_SERVICE: 11
};

module.exports.ConfirmedServices = {
Expand Down Expand Up @@ -356,7 +424,6 @@ module.exports.ConfirmedServices = {
SERVICE_CONFIRMED_VT_DATA: 23,
SERVICE_CONFIRMED_AUTHENTICATE: 24,
SERVICE_CONFIRMED_REQUEST_KEY: 25,
MAX_BACNET_CONFIRMED_SERVICE: 30
};

module.exports.UnitsId = {
Expand Down Expand Up @@ -730,10 +797,6 @@ module.exports.ObjectTypes = {
OBJECT_CHANNEL: 53,
OBJECT_LIGHTING_OUTPUT: 54,
OBJECT_BINARY_LIGHTING_OUTPUT: 55,
OBJECT_PROPRIETARY_MIN: 128,
OBJECT_PROPRIETARY_MAX: 1023,
MAX_BACNET_OBJECT_TYPE: 1024,
MAX_ASHRAE_OBJECT_TYPE: 55
};

/**
Expand All @@ -757,7 +820,6 @@ module.exports.ApplicationTags = {
BACNET_APPLICATION_TAG_RESERVE1: 13,
BACNET_APPLICATION_TAG_RESERVE2: 14,
BACNET_APPLICATION_TAG_RESERVE3: 15,
MAX_BACNET_APPLICATION_TAG: 16,
BACNET_APPLICATION_TAG_EMPTYLIST: 100,
BACNET_APPLICATION_TAG_WEEKNDAY: 101,
BACNET_APPLICATION_TAG_DATERANGE: 102,
Expand Down Expand Up @@ -1156,7 +1218,6 @@ module.exports.PropertyIds = {
PROP_STATE_CHANGE_VALUES: 396,
PROP_TIMER_RUNNING: 397,
PROP_TIMER_STATE: 398,
MAX_BACNET_PROPERTY_ID: 4194303
};

module.exports.NodeTypes = {
Expand Down Expand Up @@ -1187,7 +1248,6 @@ module.exports.BvlcFunctions = {
BVLC_DISTRIBUTE_BROADCAST_TO_NETWORK: 9,
BVLC_ORIGINAL_UNICAST_NPDU: 10,
BVLC_ORIGINAL_BROADCAST_NPDU: 11,
MAX_BVLC_FUNCTION: 12
};

module.exports.BvlcResults = {
Expand Down
2 changes: 1 addition & 1 deletion lib/services.js
Original file line number Diff line number Diff line change
Expand Up @@ -585,7 +585,7 @@ module.exports.encodeReadProperty = (buffer, objectType, objectInstance, propert
if (objectType <= baAsn1.BACNET_MAX_OBJECT) {
baAsn1.encodeContextObjectId(buffer, 0, objectType, objectInstance);
}
if (propertyId <= baEnum.PropertyIds.MAX_BACNET_PROPERTY_ID) {
if (propertyId <= baEnum.Meta.PropertyIdentifier.max) {
baAsn1.encodeContextEnumerated(buffer, 1, propertyId);
}
if (arrayIndex !== baAsn1.BACNET_ARRAY_ALL) {
Expand Down