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bfbs crc32
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🚀 Pack skyscraper8 / make-zip (push) Failing after 1m31s
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This commit is contained in:
feyris-tan 2025-11-07 16:09:27 +01:00
parent 33d17a730b
commit 124bf9eb49
1 changed files with 8 additions and 7 deletions
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15
skyscraper8/GS/GSE-BFBS/BfbsGseReader.cs
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@ -17,6 +17,7 @@ namespace skyscraper8.GS.GSE_BFBS
private readonly ISubTsHandler _subTsHandler; private readonly ISubTsHandler _subTsHandler;
private GseLabel lastLabel; private GseLabel lastLabel;
private int frameNo;
public BfbsGseReader(byte misId, ISubTsHandler subTsHandler) public BfbsGseReader(byte misId, ISubTsHandler subTsHandler)
{ {
@ -26,6 +27,7 @@ namespace skyscraper8.GS.GSE_BFBS
public void PushFrame(BBHeader bbHeader, ReadOnlySpan<byte> readOnlySpan) public void PushFrame(BBHeader bbHeader, ReadOnlySpan<byte> readOnlySpan)
{ {
frameNo++;
bool validCrc = DvbCrc32.ValidateCrc(readOnlySpan); bool validCrc = DvbCrc32.ValidateCrc(readOnlySpan);
if (!validCrc) if (!validCrc)
return; return;
@ -36,7 +38,7 @@ namespace skyscraper8.GS.GSE_BFBS
StreamlikeSpan span = new StreamlikeSpan(readOnlySpan); StreamlikeSpan span = new StreamlikeSpan(readOnlySpan);
while (span.GetAvailableBytes() >= 1) while (span.GetAvailableBytes() > 4)
{ {
byte byteA = span.ReadUInt8(); byte byteA = span.ReadUInt8();
bool startIndicator = (byteA & 0x80) != 0; bool startIndicator = (byteA & 0x80) != 0;
@ -97,21 +99,20 @@ namespace skyscraper8.GS.GSE_BFBS
ReadOnlySpan<byte> gseDataBytes = span.ReadBytes(gseLength); ReadOnlySpan<byte> gseDataBytes = span.ReadBytes(gseLength);
uint? crc32 = null;
if (!startIndicator && endIndicator) if (!startIndicator && endIndicator)
{ {
uint crc32 = span.ReadUInt32BE(); crc32 = span.ReadUInt32BE();
throw new NotImplementedException("crc32");
} }
HandleGseFrame(startIndicator, endIndicator, fragId, totalLength, label, protocolType, HandleGseFrame(startIndicator, endIndicator, fragId, totalLength, label, protocolType, gseDataBytes, crc32);
gseDataBytes);
} }
} }
} }
private void HandleGseFrame(bool startIndicator, bool endIndicator, byte? fragId, ushort? totalLength, GseLabel label, ushort? protocolType, ReadOnlySpan<byte> gseDataBytes) private void HandleGseFrame(bool startIndicator, bool endIndicator, byte? fragId, ushort? totalLength, GseLabel label, ushort? protocolType, ReadOnlySpan<byte> gseDataBytes, uint? crc32)
{ {
throw new NotImplementedException(); //throw new NotImplementedException();
} }
} }
} }