Bug#686502: pxz produces archives broken for busybox's unxz
Abou Al Montacir wrote:
> +--- busybox-1.20.0~/archival/libarchive/decompress_unxz.c 2012-12-20 21:51:04.000000000 +0100
> ++++ busybox-1.20.0/archival/libarchive/decompress_unxz.c 2012-12-20 21:49:11.000000000 +0100
> +@@ -87,7 +87,17 @@ unpack_xz_stream(transformer_aux_data_t *aux, int src_fd, int dst_fd)
> + iobuf.out_pos = 0;
> + }
> + if (r == XZ_STREAM_END) {
> +- break;
> ++ if (iobuf.in_pos != iobuf.in_size) {
[...]
> ++ }
> ++ // Look for other streams
> ++ continue;
What happens if a stream ends at a buffer boundary, followed by
padding? Or if padding doesn't fit in the buffer, for that
matter?
Hope that helps,
Jonathan
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