private void complete() { this.storedCombinedCRC = bsGetInt(); this.currentState = CState.EOF; this.data = null; if (this.storedCombinedCRC != this.computedCombinedCRC) { var msg = String.Format("BZip2 CRC error (expected {0:X8}, computed {1:X8})", this.storedCombinedCRC, this.computedCombinedCRC); throw new IOException(msg); } }
void InitBlock() { char magic0 = bsGetUByte(); char magic1 = bsGetUByte(); char magic2 = bsGetUByte(); char magic3 = bsGetUByte(); char magic4 = bsGetUByte(); char magic5 = bsGetUByte(); if (magic0 == 0x17 && magic1 == 0x72 && magic2 == 0x45 && magic3 == 0x38 && magic4 == 0x50 && magic5 == 0x90) { complete(); // end of file } else if (magic0 != 0x31 || magic1 != 0x41 || magic2 != 0x59 || magic3 != 0x26 || magic4 != 0x53 || magic5 != 0x59) { this.currentState = CState.EOF; var msg = String.Format("bad block header at offset 0x{0:X}", this.input.Position); throw new IOException(msg); } else { this.storedBlockCRC = bsGetInt(); // Console.WriteLine(" stored block CRC : {0:X8}", this.storedBlockCRC); this.blockRandomised = (GetBits(1) == 1); // Lazily allocate data if (this.data == null) { this.data = new DecompressionState(this.blockSize100k); } // currBlockNo++; getAndMoveToFrontDecode(); this.crc.Reset(); this.currentState = CState.START_BLOCK; } }
/// <summary> /// Close the stream. /// </summary> public override void Close() { Stream inShadow = this.input; if (inShadow != null) { try { if (!this._leaveOpen) { inShadow.Close(); } } finally { this.data = null; this.input = null; } } }