30fdf1140b
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@8964 6f19259b-4bc3-4df7-8a09-765794883524
122 lines
3.3 KiB
C
122 lines
3.3 KiB
C
#ifndef __GATE_SET_H
|
|
#define __GATE_SET_H
|
|
|
|
/* set.h
|
|
|
|
The following is a general-purpose set library originally developed
|
|
by Hank Dietz and enhanced by Terence Parr to allow dynamic sets.
|
|
|
|
Sets are now structs containing the #words in the set and
|
|
a pointer to the actual set words.
|
|
|
|
1987 by Hank Dietz
|
|
|
|
Modified by:
|
|
Terence Parr
|
|
Purdue University
|
|
October 1989
|
|
|
|
Added ANSI prototyping Dec. 1992 -- TJP
|
|
*/
|
|
|
|
#include "pcctscfg.h"
|
|
|
|
#ifdef NOT_USED /* SEE config.h */
|
|
/* Define usable bits per unsigned int word */
|
|
#ifdef PC
|
|
#define WORDSIZE 16
|
|
#define LogWordSize 4
|
|
#else
|
|
#define WORDSIZE 32
|
|
#define LogWordSize 5
|
|
#endif
|
|
#define BytesPerWord sizeof(unsigned)
|
|
#endif
|
|
|
|
#define SETSIZE(a) ((a).n<<LogWordSize) /* Maximum items per set */
|
|
#define MODWORD(x) ((x) & (WORDSIZE-1)) /* x % WORDSIZE */
|
|
#define DIVWORD(x) ((x) >> LogWordSize) /* x / WORDSIZE */
|
|
#define nil (~((unsigned) 0)) /* An impossible set member all bits on (big!) */
|
|
|
|
typedef struct _set {
|
|
unsigned int n; /* Number of words in set */
|
|
unsigned *setword;
|
|
} set;
|
|
|
|
#define set_init {0, NULL}
|
|
#define set_null(a) ((a).setword==NULL)
|
|
|
|
#define NumBytes(x) (((x)>>3)+1) /* Num bytes to hold x */
|
|
#define NumWords(x) ((((unsigned)(x))>>LogWordSize)+1) /* Num words to hold x */
|
|
|
|
|
|
/* M a c r o s */
|
|
|
|
/* make arg1 a set big enough to hold max elem # of arg2 */
|
|
#define set_new(a,_max) \
|
|
if (((a).setword=(unsigned *)calloc(NumWords(_max),BytesPerWord))==NULL) \
|
|
fprintf(stderr, "set_new: Cannot allocate set with max of %d\n", _max); \
|
|
(a).n = NumWords(_max);
|
|
|
|
#define set_free(a) \
|
|
{if ( (a).setword != NULL ) free((char *)((a).setword)); \
|
|
(a) = empty;}
|
|
|
|
#ifdef __USE_PROTOS
|
|
extern void set_size( unsigned );
|
|
extern unsigned int set_deg( set );
|
|
extern set set_or( set, set );
|
|
extern set set_and( set, set );
|
|
extern set set_dif( set, set );
|
|
extern set set_of( unsigned );
|
|
extern void set_ext( set *, unsigned int );
|
|
extern set set_not( set );
|
|
extern int set_equ( set, set );
|
|
extern int set_sub( set, set );
|
|
extern unsigned set_int( set );
|
|
extern int set_el( unsigned, set );
|
|
extern int set_nil( set );
|
|
extern char * set_str( set );
|
|
extern set set_val( register char * );
|
|
extern void set_orel( unsigned, set * );
|
|
extern void set_orin( set *, set );
|
|
extern void set_andin( set *, set );
|
|
extern void set_rm( unsigned, set );
|
|
extern void set_clr( set );
|
|
extern set set_dup( set );
|
|
extern void set_PDQ( set, register unsigned * );
|
|
extern unsigned *set_pdq( set );
|
|
extern void _set_pdq( set a, register unsigned *q );
|
|
extern unsigned int set_hash( set, register unsigned int );
|
|
#else
|
|
extern void set_size();
|
|
extern unsigned int set_deg();
|
|
extern set set_or();
|
|
extern set set_and();
|
|
extern set set_dif();
|
|
extern set set_of();
|
|
extern void set_ext();
|
|
extern set set_not();
|
|
extern int set_equ();
|
|
extern int set_sub();
|
|
extern unsigned set_int();
|
|
extern int set_el();
|
|
extern int set_nil();
|
|
extern char * set_str();
|
|
extern set set_val();
|
|
extern void set_orel();
|
|
extern void set_orin();
|
|
extern void set_andin();
|
|
extern void set_rm();
|
|
extern void set_clr();
|
|
extern set set_dup();
|
|
extern void set_PDQ();
|
|
extern unsigned *set_pdq();
|
|
extern void _set_pdq();
|
|
extern unsigned int set_hash();
|
|
#endif
|
|
|
|
extern set empty;
|
|
|
|
#endif
|