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[FileTools] Add proper seeking support for GetSingleStreamInfo

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This commit is contained in:
Matt Nadareski
2016-10-03 15:25:09 -07:00
parent ccb063c74e
commit ec5b56e8f4
1 changed files with 8 additions and 7 deletions
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13
SabreTools.Helper/Tools/FileTools.cs
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@@ -467,12 +467,6 @@ namespace SabreTools.Helper
/// <returns>Populated RomData object if success, empty one on error</returns> /// <returns>Populated RomData object if success, empty one on error</returns>
public static Rom GetSingleStreamInfo(Stream input, long size, bool noMD5 = false, bool noSHA1 = false, long offset = 0, bool keepReadOpen = false) public static Rom GetSingleStreamInfo(Stream input, long size, bool noMD5 = false, bool noSHA1 = false, long offset = 0, bool keepReadOpen = false)
{ {
// If we have a negative offset, zero it out since we don't support it yet
if (offset < 0)
{
offset = 0;
}
Rom rom = new Rom Rom rom = new Rom
{ {
Type = ItemType.Rom, Type = ItemType.Rom,
@@ -490,7 +484,14 @@ namespace SabreTools.Helper
SHA1 sha1 = SHA1.Create(); SHA1 sha1 = SHA1.Create();
// Seek to the starting position, if one is set // Seek to the starting position, if one is set
if (offset < 0)
{
input.Seek(offset, SeekOrigin.End);
}
else
{
input.Seek(offset, SeekOrigin.Begin); input.Seek(offset, SeekOrigin.Begin);
}
byte[] buffer = new byte[1024]; byte[] buffer = new byte[1024];
int read; int read;