From 18714d8460f800476011d83bb956f4457f332acf Mon Sep 17 00:00:00 2001 From: Lasse Collin Date: Wed, 27 Feb 2013 16:32:03 +0100 Subject: xz: add a comment about using uint32_t as vli_type Signed-off-by: Lasse Collin Signed-off-by: Denys Vlasenko --- archival/libarchive/unxz/xz_stream.h | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-) (limited to 'archival/libarchive') diff --git a/archival/libarchive/unxz/xz_stream.h b/archival/libarchive/unxz/xz_stream.h index 2ffaa34ea..66cb5a705 100644 --- a/archival/libarchive/unxz/xz_stream.h +++ b/archival/libarchive/unxz/xz_stream.h @@ -32,8 +32,13 @@ #define FOOTER_MAGIC_SIZE 2 /* - * Variable-length integer can hold a 63-bit unsigned integer, or a special - * value to indicate that the value is unknown. + * Variable-length integer can hold a 63-bit unsigned integer or a special + * value indicating that the value is unknown. + * + * Experimental: vli_type can be defined to uint32_t to save a few bytes + * in code size (no effect on speed). Doing so limits the uncompressed and + * compressed size of the file to less than 256 MiB and may also weaken + * error detection slightly. */ typedef uint64_t vli_type; -- cgit v1.2.3