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+/*
+ * Copyright (c) 2000 Marc Alexander Lehmann <pcg@goof.com>
+ *
+ * Redistribution and use in source and binary forms, with or without modifica-
+ * tion, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * 3. The name of the author may not be used to endorse or promote products
+ * derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
+ * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MER-
+ * CHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
+ * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPE-
+ * CIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
+ * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
+ * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTH-
+ * ERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
+ * OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef LZFP_h
+#define LZFP_h
+
+#define STANDALONE /* at the moment, this is ok. */
+
+#ifndef STANDALONE
+# include "lzf.h"
+#endif
+
+/*
+ * size of hashtable is (1 << HLOG) * sizeof (char *)
+ * decompression is independent of the hash table size
+ * the difference between 15 and 14 is very small
+ * for small blocks (and 14 is also faster).
+ * For a low-memory configuration, use HLOG == 13;
+ * For best compression, use 15 or 16.
+ */
+#ifndef HLOG
+# define HLOG 14
+#endif
+
+/*
+ * sacrifice some compression quality in favour of compression speed.
+ * (roughly 1-2% worse compression for large blocks and
+ * 9-10% for small, redundant, blocks and 20% better speed in both cases)
+ * In short: enable this for binary data, disable this for text data.
+ */
+#ifndef ULTRA_FAST
+# define ULTRA_FAST 1
+#endif
+
+/*
+ * unconditionally aligning does not cost very much, so do it if unsure
+ */
+#ifndef STRICT_ALIGN
+# define STRICT_ALIGN !defined(__i386)
+#endif
+
+/*
+ * use string functions to copy memory.
+ * this is usually a loss, even with glibc's optimized memcpy
+ */
+#ifndef USE_MEMCPY
+# define USE_MEMCPY 0
+#endif
+
+/*
+ * you may choose to pre-set the hash table (might be faster on modern cpus
+ * and large (>>64k) blocks)
+ */
+#ifndef INIT_HTAB
+# define INIT_HTAB 0
+#endif
+
+/*****************************************************************************/
+/* nothing should be changed below */
+
+typedef unsigned char u8;
+
+#if !STRICT_ALIGN
+/* for unaligned accesses we need a 16 bit datatype. */
+# include <limits.h>
+# if USHRT_MAX == 65535
+ typedef unsigned short u16;
+# elif UINT_MAX == 65535
+ typedef unsigned int u16;
+# else
+# warn need 16 bit datatype when STRICT_ALIGN == 0, this is non-fatal
+# undef STRICT_ALIGN
+# define STRICT_ALIGN 1
+# endif
+#endif
+
+#if USE_MEMCPY || INIT_HTAB
+# include <string.h>
+#endif
+
+#endif
+