Logo Search packages:      
Sourcecode: ksh version File versions  Download package

ccode.h

/***********************************************************************
*                                                                      *
*               This software is part of the ast package               *
*          Copyright (c) 1985-2010 AT&T Intellectual Property          *
*                      and is licensed under the                       *
*                  Common Public License, Version 1.0                  *
*                    by AT&T Intellectual Property                     *
*                                                                      *
*                A copy of the License is available at                 *
*            http://www.opensource.org/licenses/cpl1.0.txt             *
*         (with md5 checksum 059e8cd6165cb4c31e351f2b69388fd9)         *
*                                                                      *
*              Information and Software Systems Research               *
*                            AT&T Research                             *
*                           Florham Park NJ                            *
*                                                                      *
*                 Glenn Fowler <gsf@research.att.com>                  *
*                  David Korn <dgk@research.att.com>                   *
*                   Phong Vo <kpv@research.att.com>                    *
*                                                                      *
***********************************************************************/
#pragma prototyped

/*
 * Glenn Fowler
 * AT&T Research
 *
 * character code map interface
 *
 * NOTE: used for mapping between 8-bit character encodings
 *     ISO character sets are handled by sfio
 */

#ifndef _CHARCODE_H
#define _CHARCODE_H     1

#include <ast_common.h>
#include <ast_ccode.h>

typedef struct Ccmap_s
{
      const char* name; /* code set name        */
      const char* match;      /* strmatch() pattern         */
      const char* desc; /* code set description       */
      const char* canon;      /* canonical name format      */
      const char* index;      /* default index        */
      int         ccode;      /* <ccode.h> code index       */
      void*       data; /* map specific data          */
} Ccmap_t;

#if _BLD_ast && defined(__EXPORT__)
#define extern          __EXPORT__
#endif

extern unsigned char*   _ccmap(int, int);
extern void*            _ccmapcpy(unsigned char*, void*, const void*, size_t);
extern void*            _ccmapstr(unsigned char*, void*, size_t);

extern int        ccmapid(const char*);
extern char*            ccmapname(int);
extern void*            ccnative(void*, const void*, size_t);
extern Ccmap_t*         ccmaplist(Ccmap_t*);

#undef      extern

#define CCOP(i,o)       ((i)==(o)?0:(((o)<<8)|(i)))
#define CCIN(x)               ((x)&0xFF)
#define CCOUT(x)        (((x)>>8)&0xFF)
#define CCCONVERT(x)          ((x)&0xFF00)

#define CCCVT(x)        CCMAP(x,0)
#define CCMAP(i,o)            ((i)==(o)?(unsigned char*)0:_ccmap(i,o))
#define CCMAPCHR(m,c)         ((m)?(m)[c]:(c))
#define CCMAPCPY(m,t,f,n)     ((m)?_ccmapcpy(m,t,f,n):memcpy(t,f,n))
#define CCMAPSTR(m,s,n)       ((m)?_ccmapstr(m,s,n):(void*)(s))

#define ccmap(i,o)            CCMAP(i,o)
#define ccmapchr(m,c)         CCMAPCHR(m,c)
#define ccmapcpy(m,t,f,n)     CCMAPCPY(m,t,f,n)
#define ccmapstr(m,s,n)       CCMAPSTR(m,s,n)

#define CCMAPC(c,i,o)         ((i)==(o)?(c):CCMAP(i,o)[c])
#define CCMAPM(t,f,n,i,o)     ((i)==(o)?memcpy(t,f,n):_ccmapcpy(CCMAP(i,o),t,f,n))
#define CCMAPS(s,n,i,o)       ((i)==(o)?(void*)(s):_ccmapstr(CCMAP(i,o),s,n))

#define ccmapc(c,i,o)         CCMAPC(c,i,o)
#define ccmapm(t,f,n,i,o)     CCMAPM(t,f,n,i,o)
#define ccmaps(s,n,i,o)       CCMAPS(s,n,i,o)

#endif

Generated by  Doxygen 1.6.0   Back to index