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API adjustment

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- Change payload length indicator: 4b -> 8b
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Linloir 2022-10-18 15:07:14 +08:00
parent 3c6b5d64e3
commit cf9e6b26b5
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GPG Key ID: 58EEB209A0F2C366
2 changed files with 7 additions and 7 deletions
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6
lib/repositories/tcp_repository/models/tcp_request.dart
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@ -1,7 +1,7 @@
/*
* @Author : Linloir
* @Date : 2022-10-11 09:44:03
* @LastEditTime : 2022-10-15 11:14:21
* @LastEditTime : 2022-10-18 14:45:20
* @Description : Abstract TCP request class
*/
@ -64,7 +64,7 @@ abstract class TCPRequest {
var jsonString = toJSON();
var requestLength = jsonString.length;
yield Uint8List(4)..buffer.asInt32List()[0] = requestLength;
yield Uint8List(4)..buffer.asInt32List()[0] = 0;
yield Uint8List(8)..buffer.asInt64List()[0] = 0;
yield Uint8List.fromList(jsonString.codeUnits);
}
}
@ -167,7 +167,7 @@ class SendMessageRequest extends TCPRequest {
var jsonString = toJSON();
var requestLength = jsonString.length;
yield Uint8List(4)..buffer.asInt32List()[0] = requestLength;
yield Uint8List(4)..buffer.asInt32List()[0] = (await _message.payload?.file.length()) ?? 0;
yield Uint8List(8)..buffer.asInt64List()[0] = (await _message.payload?.file.length()) ?? 0;
yield Uint8List.fromList(jsonString.codeUnits);
if(_message.payload != null) {
var fileStream = _message.payload!.file.openRead();

8
lib/repositories/tcp_repository/tcp_repository.dart
View File

@ -1,7 +1,7 @@
/*
* @Author : Linloir
* @Date : 2022-10-11 09:42:05
* @LastEditTime : 2022-10-18 11:27:46
* @LastEditTime : 2022-10-18 14:50:33
* @Description : TCP repository
*/
@ -149,12 +149,12 @@ class TCPRepository {
while(true) {
if(responseLength == 0 && payloadLength == 0 && _payloadPullStreamController.isClosed) {
//New request
if(buffer.length >= 8) {
if(buffer.length >= 12) {
//Buffered data has more than 8 bytes, enough to read request length and body length
responseLength = Uint8List.fromList(buffer.sublist(0, 4)).buffer.asInt32List()[0];
payloadLength = Uint8List.fromList(buffer.sublist(4, 8)).buffer.asInt32List()[0];
payloadLength = Uint8List.fromList(buffer.sublist(4, 12)).buffer.asInt64List()[0];
//Clear the length indicator bytes
buffer.removeRange(0, 8);
buffer.removeRange(0, 12);
//Create a pull stream for payload file
_payloadPullStreamController = StreamController();
//Create a future that listens to the status of the payload transmission