45 lines
1.3 KiB
C#
45 lines
1.3 KiB
C#
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// dnlib: See LICENSE.txt for more info
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using dnlib.IO;
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namespace dnlib.DotNet.MD {
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/// <summary>
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/// Represents the #Strings stream
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/// </summary>
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public sealed class StringsStream : HeapStream {
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/// <inheritdoc/>
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public StringsStream() {
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}
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/// <inheritdoc/>
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public StringsStream(DataReaderFactory mdReaderFactory, uint metadataBaseOffset, StreamHeader streamHeader)
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: base(mdReaderFactory, metadataBaseOffset, streamHeader) {
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}
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/// <summary>
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/// Reads a <see cref="UTF8String"/>
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/// </summary>
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/// <param name="offset">Offset of string</param>
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/// <returns>A <see cref="UTF8String"/> instance or <c>null</c> if invalid offset</returns>
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public UTF8String Read(uint offset) {
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if (offset >= StreamLength)
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return null;
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byte[] data;
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var reader = dataReader;
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reader.Position = offset;
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data = reader.TryReadBytesUntil(0);
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if (data is null)
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return null;
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return new UTF8String(data);
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}
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/// <summary>
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/// Reads a <see cref="UTF8String"/>. The empty string is returned if <paramref name="offset"/>
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/// is invalid.
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/// </summary>
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/// <param name="offset">Offset of string</param>
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/// <returns>A <see cref="UTF8String"/> instance</returns>
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public UTF8String ReadNoNull(uint offset) => Read(offset) ?? UTF8String.Empty;
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}
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}
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