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authorAndrew Bartlett <abartlet@samba.org>2008-08-12 17:46:17 +1000
committerAndrew Bartlett <abartlet@samba.org>2008-08-12 17:46:17 +1000
commit7177df5df95c9fc0d2bc36340b948697980f00d3 (patch)
tree43e9115d1a87dabe743cf5092de56a8bb239e05a /source4/lib/zlib/contrib/infback9/inflate9.h
parent5f873a4d8fbcd2eaeabb452ffba059338ed55dfc (diff)
parent0965b22ec561588201a3a79f1f1e316834c8ce0b (diff)
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Merge branch 'v4-0-test' of ssh://git.samba.org/data/git/samba into 4-0-local
(This used to be commit ce7b1424c711949e6feb0181d3759133b77391ff)
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diff --git a/source4/lib/zlib/contrib/infback9/inflate9.h b/source4/lib/zlib/contrib/infback9/inflate9.h
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+/* inflate9.h -- internal inflate state definition
+ * Copyright (C) 1995-2003 Mark Adler
+ * For conditions of distribution and use, see copyright notice in zlib.h
+ */
+
+/* WARNING: this file should *not* be used by applications. It is
+ part of the implementation of the compression library and is
+ subject to change. Applications should only use zlib.h.
+ */
+
+/* Possible inflate modes between inflate() calls */
+typedef enum {
+ TYPE, /* i: waiting for type bits, including last-flag bit */
+ STORED, /* i: waiting for stored size (length and complement) */
+ TABLE, /* i: waiting for dynamic block table lengths */
+ LEN, /* i: waiting for length/lit code */
+ DONE, /* finished check, done -- remain here until reset */
+ BAD /* got a data error -- remain here until reset */
+} inflate_mode;
+
+/*
+ State transitions between above modes -
+
+ (most modes can go to the BAD mode -- not shown for clarity)
+
+ Read deflate blocks:
+ TYPE -> STORED or TABLE or LEN or DONE
+ STORED -> TYPE
+ TABLE -> LENLENS -> CODELENS -> LEN
+ Read deflate codes:
+ LEN -> LEN or TYPE
+ */
+
+/* state maintained between inflate() calls. Approximately 7K bytes. */
+struct inflate_state {
+ /* sliding window */
+ unsigned char FAR *window; /* allocated sliding window, if needed */
+ /* dynamic table building */
+ unsigned ncode; /* number of code length code lengths */
+ unsigned nlen; /* number of length code lengths */
+ unsigned ndist; /* number of distance code lengths */
+ unsigned have; /* number of code lengths in lens[] */
+ code FAR *next; /* next available space in codes[] */
+ unsigned short lens[320]; /* temporary storage for code lengths */
+ unsigned short work[288]; /* work area for code table building */
+ code codes[ENOUGH]; /* space for code tables */
+};