diff options
author | David Oberhollenzer <david.oberhollenzer@sigma-star.at> | 2020-06-04 05:32:47 +0200 |
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committer | David Oberhollenzer <david.oberhollenzer@sigma-star.at> | 2020-06-04 05:38:40 +0200 |
commit | 30597cc7c5d566f671c84c025de97cb1fc2d242e (patch) | |
tree | 985410632a31d952fb3430c001ed5e7780cf0e0b /lib/sqfs/comp/compressor.c | |
parent | 0f23f0396aede08a5d0c95d75b272f1b1787a365 (diff) |
Strictly enfore min/max dictionary size in XZ & LZMA compressors
Signed-off-by: David Oberhollenzer <david.oberhollenzer@sigma-star.at>
Diffstat (limited to 'lib/sqfs/comp/compressor.c')
-rw-r--r-- | lib/sqfs/comp/compressor.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/lib/sqfs/comp/compressor.c b/lib/sqfs/comp/compressor.c index 521471d..ff7ce0c 100644 --- a/lib/sqfs/comp/compressor.c +++ b/lib/sqfs/comp/compressor.c @@ -173,6 +173,9 @@ int sqfs_compressor_config_init(sqfs_compressor_config_t *cfg, cfg->opt.xz.lc = SQFS_XZ_DEFAULT_LC; cfg->opt.xz.lp = SQFS_XZ_DEFAULT_LP; cfg->opt.xz.pb = SQFS_XZ_DEFAULT_PB; + + if (block_size < SQFS_XZ_MIN_DICT_SIZE) + cfg->opt.xz.dict_size = SQFS_XZ_MIN_DICT_SIZE; break; case SQFS_COMP_LZMA: flag_mask |= SQFS_COMP_FLAG_LZMA_ALL; @@ -181,6 +184,9 @@ int sqfs_compressor_config_init(sqfs_compressor_config_t *cfg, cfg->opt.lzma.lc = SQFS_LZMA_DEFAULT_LC; cfg->opt.lzma.lp = SQFS_LZMA_DEFAULT_LP; cfg->opt.lzma.pb = SQFS_LZMA_DEFAULT_PB; + + if (block_size < SQFS_LZMA_MIN_DICT_SIZE) + cfg->opt.lzma.dict_size = SQFS_LZMA_MIN_DICT_SIZE; break; case SQFS_COMP_LZ4: flag_mask |= SQFS_COMP_FLAG_LZ4_ALL; |