diff options
Diffstat (limited to 'lib/sqfs/comp/lz4.c')
| -rw-r--r-- | lib/sqfs/comp/lz4.c | 14 |
1 files changed, 10 insertions, 4 deletions
diff --git a/lib/sqfs/comp/lz4.c b/lib/sqfs/comp/lz4.c index 35fd629..dcee7d8 100644 --- a/lib/sqfs/comp/lz4.c +++ b/lib/sqfs/comp/lz4.c @@ -59,12 +59,15 @@ static int lz4_read_options(sqfs_compressor_t *base, sqfs_file_t *file) return 0; } -static ssize_t lz4_comp_block(sqfs_compressor_t *base, const sqfs_u8 *in, - size_t size, sqfs_u8 *out, size_t outsize) +static sqfs_s32 lz4_comp_block(sqfs_compressor_t *base, const sqfs_u8 *in, + sqfs_u32 size, sqfs_u8 *out, sqfs_u32 outsize) { lz4_compressor_t *lz4 = (lz4_compressor_t *)base; int ret; + if (size >= 0x7FFFFFFF) + return 0; + if (lz4->high_compression) { ret = LZ4_compress_HC((void *)in, (void *)out, size, outsize, LZ4HC_CLEVEL_MAX); @@ -79,12 +82,15 @@ static ssize_t lz4_comp_block(sqfs_compressor_t *base, const sqfs_u8 *in, return ret; } -static ssize_t lz4_uncomp_block(sqfs_compressor_t *base, const sqfs_u8 *in, - size_t size, sqfs_u8 *out, size_t outsize) +static sqfs_s32 lz4_uncomp_block(sqfs_compressor_t *base, const sqfs_u8 *in, + sqfs_u32 size, sqfs_u8 *out, sqfs_u32 outsize) { int ret; (void)base; + if (outsize >= 0x7FFFFFFF) + return 0; + ret = LZ4_decompress_safe((void *)in, (void *)out, size, outsize); if (ret < 0) |