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authordimitri <dimitri@afe2bf4a-e733-0410-8a33-86f594647bc7>2002-04-07 17:23:32 (GMT)
committerdimitri <dimitri@afe2bf4a-e733-0410-8a33-86f594647bc7>2002-04-07 17:23:32 (GMT)
commit63962ead8b355c4c93d5e442ab0a26005e1b863f (patch)
treec38e1a43019260d8c13223b0bab64424c575dfcb /libpng/infblock.c
parentde20cde3d47c58a69c25afe75e4c476d61dbe631 (diff)
downloadDoxygen-63962ead8b355c4c93d5e442ab0a26005e1b863f.zip
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Release-1.2.15-20020407
Diffstat (limited to 'libpng/infblock.c')
-rw-r--r--libpng/infblock.c38
1 files changed, 14 insertions, 24 deletions
diff --git a/libpng/infblock.c b/libpng/infblock.c
index f4920fa..62f3b6e 100644
--- a/libpng/infblock.c
+++ b/libpng/infblock.c
@@ -1,5 +1,5 @@
/* infblock.c -- interpret and process block types to last block
- * Copyright (C) 1995-1998 Mark Adler
+ * Copyright (C) 1995-2002 Mark Adler
* For conditions of distribution and use, see copyright notice in zlib.h
*/
@@ -65,10 +65,7 @@ local const uInt border[] = { /* Order of the bit length code lengths */
*/
-void inflate_blocks_reset(s, z, c)
-inflate_blocks_statef *s;
-z_streamp z;
-uLongf *c;
+void inflate_blocks_reset(inflate_blocks_statef *s, z_streamp z, uLongf *c)
{
if (c != Z_NULL)
*c = s->check;
@@ -86,10 +83,7 @@ uLongf *c;
}
-inflate_blocks_statef *inflate_blocks_new(z, c, w)
-z_streamp z;
-check_func c;
-uInt w;
+inflate_blocks_statef *inflate_blocks_new(z_streamp z, check_func c, uInt w)
{
inflate_blocks_statef *s;
@@ -117,10 +111,7 @@ uInt w;
}
-int inflate_blocks(s, z, r)
-inflate_blocks_statef *s;
-z_streamp z;
-int r;
+int inflate_blocks(inflate_blocks_statef *s, z_streamp z, int r)
{
uInt t; /* temporary storage */
uLong b; /* bit buffer */
@@ -249,10 +240,12 @@ int r;
&s->sub.trees.tb, s->hufts, z);
if (t != Z_OK)
{
- ZFREE(z, s->sub.trees.blens);
r = t;
if (r == Z_DATA_ERROR)
+ {
+ ZFREE(z, s->sub.trees.blens);
s->mode = BAD;
+ }
LEAVE
}
s->sub.trees.index = 0;
@@ -313,11 +306,13 @@ int r;
t = inflate_trees_dynamic(257 + (t & 0x1f), 1 + ((t >> 5) & 0x1f),
s->sub.trees.blens, &bl, &bd, &tl, &td,
s->hufts, z);
- ZFREE(z, s->sub.trees.blens);
if (t != Z_OK)
{
if (t == (uInt)Z_DATA_ERROR)
+ {
+ ZFREE(z, s->sub.trees.blens);
s->mode = BAD;
+ }
r = t;
LEAVE
}
@@ -329,6 +324,7 @@ int r;
}
s->sub.decode.codes = c;
}
+ ZFREE(z, s->sub.trees.blens);
s->mode = CODES;
case CODES:
UPDATE
@@ -364,9 +360,7 @@ int r;
}
-int inflate_blocks_free(s, z)
-inflate_blocks_statef *s;
-z_streamp z;
+int inflate_blocks_free(inflate_blocks_statef *s, z_streamp z)
{
inflate_blocks_reset(s, z, Z_NULL);
ZFREE(z, s->window);
@@ -377,10 +371,7 @@ z_streamp z;
}
-void inflate_set_dictionary(s, d, n)
-inflate_blocks_statef *s;
-const Bytef *d;
-uInt n;
+void inflate_set_dictionary(inflate_blocks_statef *s, const Bytef *d, uInt n)
{
zmemcpy(s->window, d, n);
s->read = s->write = s->window + n;
@@ -391,8 +382,7 @@ uInt n;
* by Z_SYNC_FLUSH or Z_FULL_FLUSH.
* IN assertion: s != Z_NULL
*/
-int inflate_blocks_sync_point(s)
-inflate_blocks_statef *s;
+int inflate_blocks_sync_point(inflate_blocks_statef *s)
{
return s->mode == LENS;
}