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authorLuigi Scarso <luigi.scarso@gmail.com>2018-09-05 21:32:42 +0000
committerLuigi Scarso <luigi.scarso@gmail.com>2018-09-05 21:32:42 +0000
commitfabd7dde48918eb14a9a3977b6437e70252159b7 (patch)
tree9977a31f2e6e54bc683fdc826087ad80eb306596 /Build/source/texk/web2c/luatexdir/luapplib/util/utillzw.h
parent1b8b254a766350291f8e7e19feaf6326ebabe633 (diff)
pplib for luatex
git-svn-id: svn://tug.org/texlive/trunk@48592 c570f23f-e606-0410-a88d-b1316a301751
Diffstat (limited to 'Build/source/texk/web2c/luatexdir/luapplib/util/utillzw.h')
-rw-r--r--Build/source/texk/web2c/luatexdir/luapplib/util/utillzw.h30
1 files changed, 30 insertions, 0 deletions
diff --git a/Build/source/texk/web2c/luatexdir/luapplib/util/utillzw.h b/Build/source/texk/web2c/luatexdir/luapplib/util/utillzw.h
new file mode 100644
index 00000000000..9e3a085d43c
--- /dev/null
+++ b/Build/source/texk/web2c/luatexdir/luapplib/util/utillzw.h
@@ -0,0 +1,30 @@
+#ifndef UTIL_LZW_H
+#define UTIL_LZW_H
+
+#include "utiliof.h"
+
+typedef struct lzw_state lzw_state;
+
+#define LZW_BASE_BITS 8
+#define LZW_TABLE_ALLOC (1<<4)
+#define LZW_EARLY_INDEX (1<<5)
+//#define LZW_LOW_BITS_FIRST (1<<6)
+#define LZW_DECODER_DEFAULTS (LZW_BASE_BITS|LZW_EARLY_INDEX|0)
+#define LZW_ENCODER_DEFAULTS (LZW_BASE_BITS|LZW_EARLY_INDEX|0)
+
+lzw_state * lzw_decoder_init (lzw_state *state, int flags);
+lzw_state * lzw_encoder_init (lzw_state *state, int flags);
+
+void lzw_decoder_close (lzw_state *state);
+void lzw_encoder_close (lzw_state *state);
+
+iof_status lzw_encode_state (iof *I, iof *O, lzw_state *state);
+iof_status lzw_decode_state (iof *I, iof *O, lzw_state *state);
+
+iof_status lzw_encode (iof *I, iof *O, int flags);
+iof_status lzw_decode (iof *I, iof *O, int flags);
+
+iof * iof_filter_lzw_decoder (iof *N, int flags);
+iof * iof_filter_lzw_encoder (iof *N, int flags);
+
+#endif \ No newline at end of file