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This commit is contained in:
Joel Wetzell
2024-12-17 18:30:58 -06:00
parent a10aebb248
commit cecb91b2b9
1 changed files with 5 additions and 5 deletions
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packages/acn/src/pdu/dmp.ts
+5 -5
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@@ -9,14 +9,14 @@ export function decode(bytes: Uint8Array): DeviceManagementProtocolPDU {
const headerFlag = ((flags >> 1) & 0x1) === 1; const headerFlag = ((flags >> 1) & 0x1) === 1;
if (!vectorFlag) { if (!vectorFlag) {
throw new Error('SDT PDU must have a vector'); throw new Error('DMP PDU must have a vector');
} }
const dataFlag = (flags & 0x1) === 1; const dataFlag = (flags & 0x1) === 1;
if (!dataFlag) { if (!dataFlag) {
// TODO(jwetzell): idk if this is true // TODO(jwetzell): idk if this is true
throw new Error('SDT PDU must have data'); throw new Error('DMP PDU must have data');
} }
const lengthH = view.getUint8(0) & 0x0f; const lengthH = view.getUint8(0) & 0x0f;
@@ -54,7 +54,7 @@ export function decode(bytes: Uint8Array): DeviceManagementProtocolPDU {
// NOTE(jwetzell): flags/lengthH + lengthL + lengthX + vector + header // NOTE(jwetzell): flags/lengthH + lengthL + lengthX + vector + header
const dataLength = length - (1 + 1 + (lengthFlag ? 1 : 0) + 1 + 1); const dataLength = length - (1 + 1 + (lengthFlag ? 1 : 0) + 1 + 1);
const data = decodeData(vector, bytes.subarray(dataOffset, dataOffset + dataLength), addressAndDataType); const data = decodeData(vector, bytes.subarray(dataOffset, dataOffset + dataLength), addressAndDataType);
console.log('decoded Data', data) console.log('dmp: decoded Data', data)
return { return {
vector, vector,
data data
@@ -63,8 +63,8 @@ export function decode(bytes: Uint8Array): DeviceManagementProtocolPDU {
function decodeData(vector: number, bytes: Uint8Array, addressAndDataType: DMPAddressDataType): DMPGetPropertyData | Uint8Array { function decodeData(vector: number, bytes: Uint8Array, addressAndDataType: DMPAddressDataType): DMPGetPropertyData | Uint8Array {
const view = new DataView(bytes.buffer, bytes.byteOffset, bytes.byteLength); const view = new DataView(bytes.buffer, bytes.byteOffset, bytes.byteLength);
console.log('pdu bytes', bytes) console.log('dmp: pdu bytes', bytes)
console.log('pdu address data type', addressAndDataType) console.log('dmp: pdu address data type', addressAndDataType)
switch (vector) { switch (vector) {
default: default:
console.error(`unhandled DMP vector: ${vector}`); console.error(`unhandled DMP vector: ${vector}`);