/*********************************************************************** * * * This software is part of the ast package * * Copyright (c) 1985-2007 AT&T Knowledge Ventures * * and is licensed under the * * Common Public License, Version 1.0 * * by AT&T Knowledge Ventures * * * * 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.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