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31 lines
1.0 KiB
31 lines
1.0 KiB
4 years ago
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package lz4
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import (
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"errors"
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"fmt"
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"os"
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rdebug "runtime/debug"
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)
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var (
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// ErrInvalidSourceShortBuffer is returned by UncompressBlock or CompressBLock when a compressed
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// block is corrupted or the destination buffer is not large enough for the uncompressed data.
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ErrInvalidSourceShortBuffer = errors.New("lz4: invalid source or destination buffer too short")
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// ErrInvalid is returned when reading an invalid LZ4 archive.
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ErrInvalid = errors.New("lz4: bad magic number")
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// ErrBlockDependency is returned when attempting to decompress an archive created with block dependency.
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ErrBlockDependency = errors.New("lz4: block dependency not supported")
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// ErrUnsupportedSeek is returned when attempting to Seek any way but forward from the current position.
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ErrUnsupportedSeek = errors.New("lz4: can only seek forward from io.SeekCurrent")
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)
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func recoverBlock(e *error) {
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if r := recover(); r != nil && *e == nil {
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if debugFlag {
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fmt.Fprintln(os.Stderr, r)
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rdebug.PrintStack()
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}
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*e = ErrInvalidSourceShortBuffer
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}
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}
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