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This code is derived from jgit (http://eclipse.org/jgit).
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Copyright owners are documented in jgit's IP log.
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This program and the accompanying materials are made available
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under the terms of the Eclipse Distribution License v1.0 which
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accompanies this distribution, is reproduced below, and is
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available at http://www.eclipse.org/org/documents/edl-v10.php
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Redistribution and use in source and binary forms, with or
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without modification, are permitted provided that the following
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- Redistributions of source code must retain the above copyright
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notice, this list of conditions and the following disclaimer.
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- Redistributions in binary form must reproduce the above
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copyright notice, this list of conditions and the following
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disclaimer in the documentation and/or other materials provided
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with the distribution.
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- Neither the name of the Eclipse Foundation, Inc. nor the
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names of its contributors may be used to endorse or promote
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products derived from this software without specific prior
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
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CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
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INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
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CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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using NGit.Storage.File;
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namespace NGit.Storage.File
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/// <summary>Creates the version 1 (old style) pack table of contents files.</summary>
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/// <remarks>Creates the version 1 (old style) pack table of contents files.</remarks>
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/// <seealso cref="PackIndexWriter">PackIndexWriter</seealso>
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/// <seealso cref="PackIndexV1">PackIndexV1</seealso>
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internal class PackIndexWriterV1 : PackIndexWriter
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internal static bool CanStore(PackedObjectInfo oe)
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// We are limited to 4 GB per pack as offset is 32 bit unsigned int.
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return (long)(((ulong)oe.GetOffset()) >> 1) < int.MaxValue;
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protected internal PackIndexWriterV1(OutputStream dst) : base(dst)
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/// <exception cref="System.IO.IOException"></exception>
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protected internal override void WriteImpl()
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foreach (PackedObjectInfo oe in entries)
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throw new IOException(JGitText.Get().packTooLargeForIndexVersion1);
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NB.EncodeInt32(tmp, 0, (int)oe.GetOffset());
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WriteChecksumFooter();