/* Copyright (C) 2009-2011 by George Williams */ /* * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are met: * Redistributions of source code must retain the above copyright notice, this * list of conditions and the following disclaimer. * 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. * 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 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, * SPECIAL, 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 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ #ifndef _NAMEHASH_H # define _NAMEHASH_H #define GN_HSIZE 257 struct glyphnamebucket { SplineChar *sc; struct glyphnamebucket *next; char *name; }; struct glyphnamehash { struct glyphnamebucket *table[GN_HSIZE]; }; #ifndef __GNUC__ # define __inline__ #endif static __inline__ int hashname(const char *pt) { int val = 0; while ( *pt ) { val = (val<<3)|((val>>29)&0x7); val ^= (unsigned char)(*pt-'!'); pt++; } val ^= (val>>16); val &= 0xffff; val %= GN_HSIZE; return( val ); } extern void __GlyphHashFree(struct glyphnamehash *hash); #endif