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authorMark Adler <madler@alumni.caltech.edu>2011-09-09 23:19:21 -0700
committerMark Adler <madler@alumni.caltech.edu>2011-09-09 23:19:21 -0700
commitb8c9ecb0765fc39423c07613d909c5193378bdfd (patch)
treec2a2964d00dcfee6c7426ffcdf8e8060727bc2bf /inftrees.h
parent6759211ad8a5006689216a86c3267bb503bfccc1 (diff)
downloadzlib-b8c9ecb0765fc39423c07613d909c5193378bdfd.tar.gz
zlib 1.0.9v1.0.9
Diffstat (limited to 'inftrees.h')
-rw-r--r--inftrees.h23
1 files changed, 12 insertions, 11 deletions
diff --git a/inftrees.h b/inftrees.h
index e3db75a..c2513d1 100644
--- a/inftrees.h
+++ b/inftrees.h
@@ -27,15 +27,19 @@ struct inflate_huft_s {
} more;
};
-#ifdef DEBUG
- extern uInt inflate_hufts;
-#endif
+/* Maximum size of dynamic tree. The maximum found in a long but non-
+ exhaustive search was 1041 huft structures (875 for length/literals
+ and 166 for distances, the latter actually the result of an
+ exhaustive search). The actual maximum is not known, but the
+ value below is more than safe. */
+#define MANY 1440
extern int inflate_trees_bits OF((
uIntf *, /* 19 code lengths */
uIntf *, /* bits tree desired/actual depth */
inflate_huft * FAR *, /* bits tree result */
- z_streamp )); /* for zalloc, zfree functions */
+ inflate_huft *, /* space for trees */
+ z_streamp)); /* for messages */
extern int inflate_trees_dynamic OF((
uInt, /* number of literal/length codes */
@@ -45,15 +49,12 @@ extern int inflate_trees_dynamic OF((
uIntf *, /* distance desired/actual bit depth */
inflate_huft * FAR *, /* literal/length tree result */
inflate_huft * FAR *, /* distance tree result */
- z_streamp )); /* for zalloc, zfree functions */
+ inflate_huft *, /* space for trees */
+ z_streamp)); /* for messages */
extern int inflate_trees_fixed OF((
uIntf *, /* literal desired/actual bit depth */
uIntf *, /* distance desired/actual bit depth */
inflate_huft * FAR *, /* literal/length tree result */
- inflate_huft * FAR *)); /* distance tree result */
-
-extern int inflate_trees_free OF((
- inflate_huft *, /* tables to free */
- z_streamp )); /* for zfree function */
-
+ inflate_huft * FAR *, /* distance tree result */
+ z_streamp)); /* for memory allocation */