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authordkf <donal.k.fellows@manchester.ac.uk>2013-12-30 08:50:28 (GMT)
committerdkf <donal.k.fellows@manchester.ac.uk>2013-12-30 08:50:28 (GMT)
commit6418dc63fd2459110ec65445bbc611c4aa2e32fe (patch)
tree2af8a18fefd4c3bf00798b38a98ad9839ff87342 /compat/zlib/trees.c
parentdfe92fee6cdcf5ae490fb332111618fbb08a6bdd (diff)
parent1749e8cdf33e8232f22acc08f9ce4301b00ba7eb (diff)
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merge main working branch
Diffstat (limited to 'compat/zlib/trees.c')
-rw-r--r--compat/zlib/trees.c14
1 files changed, 8 insertions, 6 deletions
diff --git a/compat/zlib/trees.c b/compat/zlib/trees.c
index 8c32b21..1fd7759 100644
--- a/compat/zlib/trees.c
+++ b/compat/zlib/trees.c
@@ -146,8 +146,8 @@ local void send_tree OF((deflate_state *s, ct_data *tree, int max_code));
local int build_bl_tree OF((deflate_state *s));
local void send_all_trees OF((deflate_state *s, int lcodes, int dcodes,
int blcodes));
-local void compress_block OF((deflate_state *s, ct_data *ltree,
- ct_data *dtree));
+local void compress_block OF((deflate_state *s, const ct_data *ltree,
+ const ct_data *dtree));
local int detect_data_type OF((deflate_state *s));
local unsigned bi_reverse OF((unsigned value, int length));
local void bi_windup OF((deflate_state *s));
@@ -972,7 +972,8 @@ void ZLIB_INTERNAL _tr_flush_block(s, buf, stored_len, last)
} else if (s->strategy == Z_FIXED || static_lenb == opt_lenb) {
#endif
send_bits(s, (STATIC_TREES<<1)+last, 3);
- compress_block(s, (ct_data *)static_ltree, (ct_data *)static_dtree);
+ compress_block(s, (const ct_data *)static_ltree,
+ (const ct_data *)static_dtree);
#ifdef DEBUG
s->compressed_len += 3 + s->static_len;
#endif
@@ -980,7 +981,8 @@ void ZLIB_INTERNAL _tr_flush_block(s, buf, stored_len, last)
send_bits(s, (DYN_TREES<<1)+last, 3);
send_all_trees(s, s->l_desc.max_code+1, s->d_desc.max_code+1,
max_blindex+1);
- compress_block(s, (ct_data *)s->dyn_ltree, (ct_data *)s->dyn_dtree);
+ compress_block(s, (const ct_data *)s->dyn_ltree,
+ (const ct_data *)s->dyn_dtree);
#ifdef DEBUG
s->compressed_len += 3 + s->opt_len;
#endif
@@ -1057,8 +1059,8 @@ int ZLIB_INTERNAL _tr_tally (s, dist, lc)
*/
local void compress_block(s, ltree, dtree)
deflate_state *s;
- ct_data *ltree; /* literal tree */
- ct_data *dtree; /* distance tree */
+ const ct_data *ltree; /* literal tree */
+ const ct_data *dtree; /* distance tree */
{
unsigned dist; /* distance of matched string */
int lc; /* match length or unmatched char (if dist == 0) */