utf.h (1602B)
1 #ifndef _UTF_H_ 2 #define _UTF_H_ 1 3 #if defined(__cplusplus) 4 extern "C" { 5 #endif 6 7 typedef unsigned int Rune; /* 32 bits */ 8 9 enum { 10 UTFmax = 4, /* maximum bytes per rune */ 11 Runesync = 0x80, /* cannot represent part of a UTF sequence (<) */ 12 Runeself = 0x80, /* rune and UTF sequences are the same (<) */ 13 Runeerror = 0xFFFD, /* decoding error in UTF */ 14 Runemax = 0x10FFFF /* maximum rune value */ 15 }; 16 17 /* Edit .+1,/^$/ | cfn $PLAN9/src/lib9/utf/?*.c | grep -v static |grep -v __ */ 18 int chartorune(Rune* rune, char* str); 19 int fullrune(char* str, int n); 20 int isalpharune(Rune c); 21 int islowerrune(Rune c); 22 int isspacerune(Rune c); 23 int istitlerune(Rune c); 24 int isupperrune(Rune c); 25 int runelen(long c); 26 int runenlen(Rune* r, int nrune); 27 Rune* runestrcat(Rune* s1, Rune* s2); 28 Rune* runestrchr(Rune* s, Rune c); 29 int runestrcmp(Rune* s1, Rune* s2); 30 Rune* runestrcpy(Rune* s1, Rune* s2); 31 Rune* runestrdup(Rune* s); 32 Rune* runestrecpy(Rune* s1, Rune* es1, Rune* s2); 33 long runestrlen(Rune* s); 34 Rune* runestrncat(Rune* s1, Rune* s2, long n); 35 int runestrncmp(Rune* s1, Rune* s2, long n); 36 Rune* runestrncpy(Rune* s1, Rune* s2, long n); 37 Rune* runestrrchr(Rune* s, Rune c); 38 Rune* runestrstr(Rune* s1, Rune* s2); 39 int runetochar(char* str, Rune* rune); 40 Rune tolowerrune(Rune c); 41 Rune totitlerune(Rune c); 42 Rune toupperrune(Rune c); 43 char* utfecpy(char* to, char* e, char* from); 44 int utflen(char* s); 45 int utfnlen(char* s, long m); 46 char* utfrrune(char* s, long c); 47 char* utfrune(char* s, long c); 48 char* utfutf(char* s1, char* s2); 49 50 #if defined(__cplusplus) 51 } 52 #endif 53 #endif