Get append working

[wimlib] / src / xpress-compress.c

diff --git a/src/xpress-compress.c b/src/xpress-compress.c
index 68d2890656040be259f57f5b5bc69beaf354b52b..21118e7652b2e17d2287c085cc7e571c4bf88c3c 100644 (file)
--- a/src/xpress-compress.c
+++ b/src/xpress-compress.c
@@ -146,7 +146,6 @@ WIMLIBAPI unsigned
 wimlib_xpress_compress(const void *__uncompressed_data,
                       unsigned uncompressed_len, void *__compressed_data)
 {
-       const u8 *uncompressed_data = __uncompressed_data;
        u8 *compressed_data = __compressed_data;
        struct output_bitstream ostream;
        u32 match_tab[uncompressed_len];
@@ -157,6 +156,10 @@ wimlib_xpress_compress(const void *__uncompressed_data,
        unsigned compressed_len;
        unsigned i;
        int ret;
+       u8 uncompressed_data[uncompressed_len + 8];
+
+       memcpy(uncompressed_data, __uncompressed_data, uncompressed_len);
+       memset(uncompressed_data + uncompressed_len, 0, 8);
 
        wimlib_assert(uncompressed_len <= 32768);