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git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@14526 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
125 lines
4.5 KiB
C
125 lines
4.5 KiB
C
/**********************************************************************
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encoding.h -
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$Author: matz $
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$Date: 2007-05-24 11:49:41 +0900 (Thu, 24 May 2007) $
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created at: Thu May 24 11:49:41 JST 2007
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Copyright (C) 2007 Yukihiro Matsumoto
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**********************************************************************/
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#ifndef RUBY_ENCODING_H
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#define RUBY_ENCODING_H 1
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#include "ruby/oniguruma.h"
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#define ENCODING_INLINE_MAX 1023
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#define ENCODING_SHIFT (FL_USHIFT+10)
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#define ENCODING_MASK (ENCODING_INLINE_MAX<<ENCODING_SHIFT)
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#define ENCODING_SET(obj,i) do {\
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RBASIC(obj)->flags &= ~ENCODING_MASK;\
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RBASIC(obj)->flags |= i << ENCODING_SHIFT;\
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} while (0)
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#define ENCODING_GET(obj) ((RBASIC(obj)->flags & ENCODING_MASK)>>ENCODING_SHIFT)
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#define ENC_CODERANGE_MASK (FL_USER8|FL_USER9)
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#define ENC_CODERANGE_UNKNOWN 0
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#define ENC_CODERANGE_7BIT FL_USER8
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#define ENC_CODERANGE_VALID FL_USER9
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#define ENC_CODERANGE_BROKEN (FL_USER8|FL_USER9)
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#define ENC_CODERANGE(obj) (RBASIC(obj)->flags & ENC_CODERANGE_MASK)
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#define ENC_CODERANGE_ASCIIONLY(obj) (ENC_CODERANGE(obj) == ENC_CODERANGE_7BIT)
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#define ENC_CODERANGE_SET(obj,cr) (RBASIC(obj)->flags = \
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(RBASIC(obj)->flags & ~ENC_CODERANGE_MASK) | (cr))
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#define ENC_CODERANGE_CLEAR(obj) ENC_CODERANGE_SET(obj,0)
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typedef OnigEncodingType rb_encoding;
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int rb_enc_replicate(const char *, rb_encoding *);
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int rb_define_dummy_encoding(const char *);
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int rb_enc_dummy_p(rb_encoding *);
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int rb_enc_to_index(rb_encoding*);
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int rb_enc_get_index(VALUE obj);
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int rb_enc_find_index(const char *name);
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int rb_to_encoding_index(VALUE);
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rb_encoding* rb_to_encoding(VALUE);
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rb_encoding* rb_enc_get(VALUE);
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rb_encoding* rb_enc_compatible(VALUE,VALUE);
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rb_encoding* rb_enc_check(VALUE,VALUE);
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void rb_enc_associate_index(VALUE, int);
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void rb_enc_associate(VALUE, rb_encoding*);
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void rb_enc_copy(VALUE, VALUE);
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VALUE rb_enc_str_new(const char*, long len, rb_encoding*);
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long rb_enc_strlen(const char*, const char*, rb_encoding*);
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char* rb_enc_nth(const char*, const char*, int, rb_encoding*);
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VALUE rb_obj_encoding(VALUE);
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/* index -> rb_encoding */
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rb_encoding* rb_enc_from_index(int idx);
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/* name -> rb_encoding */
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rb_encoding * rb_enc_find(const char *name);
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/* encoding -> name */
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#define rb_enc_name(enc) (enc)->name
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/* encoding -> minlen/maxlen */
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#define rb_enc_mbminlen(enc) (enc)->min_enc_len
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#define rb_enc_mbmaxlen(enc) (enc)->max_enc_len
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/* -> mbclen (no error notification: 0 < ret <= e-p, no exception) */
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int rb_enc_mbclen(const char *p, const char *e, rb_encoding *enc);
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/* -> chlen, invalid or needmore */
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int rb_enc_precise_mbclen(const char *p, const char *e, rb_encoding *enc);
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#define MBCLEN_CHARFOUND(ret) ONIGENC_MBCLEN_CHARFOUND(ret)
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#define MBCLEN_INVALID(ret) ONIGENC_MBCLEN_INVALID(ret)
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#define MBCLEN_NEEDMORE(ret) ONIGENC_MBCLEN_NEEDMORE(ret)
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/* -> 0x00..0x7f, -1 */
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int rb_enc_ascget(const char *p, const char *e, int *len, rb_encoding *enc);
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/* -> code or raise exception */
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int rb_enc_codepoint(const char *p, const char *e, rb_encoding *enc);
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/* -> codelen or raise exception */
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int rb_enc_codelen(int code, rb_encoding *enc);
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/* code,ptr,encoding -> write buf */
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#define rb_enc_mbcput(c,buf,enc) ONIGENC_CODE_TO_MBC(enc,c,(UChar*)buf)
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/* ptr, ptr, encoding -> prev_char */
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#define rb_enc_prev_char(s,p,enc) (char *)onigenc_get_prev_char_head(enc,(UChar*)s,(UChar*)p)
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#define rb_enc_isctype(c,t,enc) ONIGENC_IS_CODE_CTYPE(enc,c,t)
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#define rb_enc_isascii(c,enc) ONIGENC_IS_CODE_ASCII(c)
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#define rb_enc_isalpha(c,enc) ONIGENC_IS_CODE_ALPHA(enc,c)
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#define rb_enc_islower(c,enc) ONIGENC_IS_CODE_LOWER(enc,c)
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#define rb_enc_isupper(c,enc) ONIGENC_IS_CODE_UPPER(enc,c)
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#define rb_enc_isalnum(c,enc) ONIGENC_IS_CODE_ALNUM(enc,c)
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#define rb_enc_isprint(c,enc) ONIGENC_IS_CODE_PRINT(enc,c)
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#define rb_enc_isspace(c,enc) ONIGENC_IS_CODE_SPACE(enc,c)
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#define rb_enc_isdigit(c,enc) ONIGENC_IS_CODE_DIGIT(enc,c)
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#define rb_enc_asciicompat(enc) (rb_enc_mbminlen(enc)==1)
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int rb_enc_toupper(int c, rb_encoding *enc);
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int rb_enc_tolower(int c, rb_encoding *enc);
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ID rb_intern3(const char*, long, rb_encoding*);
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int rb_enc_symname_p(const char*, rb_encoding*);
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int rb_enc_str_coderange(VALUE);
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int rb_enc_str_asciionly_p(VALUE);
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#define rb_enc_str_asciicompat_p(str) rb_enc_asciicompat(rb_enc_get(str))
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VALUE rb_enc_from_encoding(rb_encoding *enc);
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rb_encoding *rb_ascii8bit_encoding(void);
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rb_encoding *rb_utf8_encoding(void);
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rb_encoding *rb_default_external_encoding(void);
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VALUE rb_enc_default_external(void);
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void rb_enc_set_default_external(VALUE encoding);
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VALUE rb_locale_charmap(VALUE klass);
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#endif /* RUBY_ENCODING_H */
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