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fix:增加peerId长度补齐逻辑但不使用

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This commit is contained in:
liyi 2025-05-08 13:43:11 +08:00
parent 1a67783d7a
commit b2d2c75b54
1 changed files with 18 additions and 3 deletions
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21
lib/talk/starChart/entity/scp_message.dart
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@ -68,6 +68,18 @@ class ScpMessage {
return 'ScpMessage{ProtocolFlag: $ProtocolFlag, MessageType: $MessageType, MessageId: $MessageId, SpTotal: $SpTotal, SpIndex: $SpIndex, FromPeerId: $FromPeerId, ToPeerId: $ToPeerId, PayloadType: $PayloadType, PayloadCRC: $PayloadCRC, PayloadLength: $PayloadLength, Payload: $Payload}'; return 'ScpMessage{ProtocolFlag: $ProtocolFlag, MessageType: $MessageType, MessageId: $MessageId, SpTotal: $SpTotal, SpIndex: $SpIndex, FromPeerId: $FromPeerId, ToPeerId: $ToPeerId, PayloadType: $PayloadType, PayloadCRC: $PayloadCRC, PayloadLength: $PayloadLength, Payload: $Payload}';
} }
// 辅助函数：定长字符串编码
List<int> encodeFixedLengthString(String? str, int length) {
final bytes = utf8.encode(str ?? '');
if (bytes.length > length) {
return bytes.sublist(0, length);
} else if (bytes.length < length) {
return bytes + List.filled(length - bytes.length, 0);
} else {
return bytes;
}
}
String serialize() { String serialize() {
final bytes = <int>[]; final bytes = <int>[];
@ -98,16 +110,19 @@ class ScpMessage {
if (SpIndex != null) { if (SpIndex != null) {
bytes.add(SpIndex!); bytes.add(SpIndex!);
} }
// FromPeerId (字符串，长度固定为44字节)
// FromPeerId (字符串，记录长度)
if (FromPeerId != null) { if (FromPeerId != null) {
bytes.addAll(utf8.encode(FromPeerId!)); bytes.addAll(utf8.encode(FromPeerId!));
} }
// FromPeerId (44字节定长)
// bytes.addAll(encodeFixedLengthString(FromPeerId, 44));
// ToPeerId (字符串，假设长度固定为32字节) // ToPeerId (字符串，长度固定为44字节)
if (ToPeerId != null) { if (ToPeerId != null) {
bytes.addAll(utf8.encode(ToPeerId!)); bytes.addAll(utf8.encode(ToPeerId!));
} }
// ToPeerId (44字节定长)
// bytes.addAll(encodeFixedLengthString(ToPeerId, 44));
// PayloadType (2 bytes) // PayloadType (2 bytes)
if (PayloadType != null) { if (PayloadType != null) {