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| author | Lasse Collin <lasse.collin@tukaani.org> | 2008-01-26 00:25:34 +0200 |
|---|---|---|
| committer | Lasse Collin <lasse.collin@tukaani.org> | 2008-01-26 00:25:34 +0200 |
| commit | f9842f712732c482f2def9f24437851e57dd83f8 (patch) | |
| tree | 3429da96813e5d0d40d7cf5ee7527c6b35a1acd0 /src/liblzma/api | |
| parent | Added more Multi-Block test files. Improved some (diff) | |
| download | xz-f9842f712732c482f2def9f24437851e57dd83f8.tar.xz | |
Return LZMA_HEADER_ERROR if LZMA_SYNC_FLUSH is used with any
of the so called simple filters. If there is demand, limited
support for LZMA_SYNC_FLUSH may be added in future.
After this commit, using LZMA_SYNC_FLUSH shouldn't cause
undefined behavior in any situation.
Diffstat (limited to 'src/liblzma/api')
| -rw-r--r-- | src/liblzma/api/lzma/simple.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/src/liblzma/api/lzma/simple.h b/src/liblzma/api/lzma/simple.h index fb78d01f..807a4c46 100644 --- a/src/liblzma/api/lzma/simple.h +++ b/src/liblzma/api/lzma/simple.h @@ -64,6 +64,15 @@ * * If options with non-default values have been specified when encoding, * the same options must also be specified when decoding. + * + * \note At the moment, none of the simple filters support + * LZMA_SYNC_FLUSH. If LZMA_SYNC_FLUSH is specified, + * LZMA_HEADER_ERROR will be returned. If there is need, + * partial support for LZMA_SYNC_FLUSH can be added in future. + * Partial means that flushing would be possible only at + * offsets that are multiple of 2, 4, or 16 depending on + * the filter, except x86 which cannot be made to support + * LZMA_SYNC_FLUSH predictably. */ typedef struct { /** |