Ruby  2.0.0p353(2013-11-22revision43784)
encoding.h
Go to the documentation of this file.
1 /**********************************************************************
2 
3  encoding.h -
4 
5  $Author: matz $
6  created at: Thu May 24 11:49:41 JST 2007
7 
8  Copyright (C) 2007 Yukihiro Matsumoto
9 
10 **********************************************************************/
11 
12 #ifndef RUBY_ENCODING_H
13 #define RUBY_ENCODING_H 1
14 
15 #if defined(__cplusplus)
16 extern "C" {
17 #if 0
18 } /* satisfy cc-mode */
19 #endif
20 #endif
21 
22 #include <stdarg.h>
23 #include "ruby/oniguruma.h"
24 
25 #if defined __GNUC__ && __GNUC__ >= 4
26 #pragma GCC visibility push(default)
27 #endif
28 
29 #define ENCODING_INLINE_MAX 1023
30 #define ENCODING_SHIFT (FL_USHIFT+10)
31 #define ENCODING_MASK (((VALUE)ENCODING_INLINE_MAX)<<ENCODING_SHIFT)
32 
33 #define ENCODING_SET_INLINED(obj,i) do {\
34  RBASIC(obj)->flags &= ~ENCODING_MASK;\
35  RBASIC(obj)->flags |= (VALUE)(i) << ENCODING_SHIFT;\
36 } while (0)
37 #define ENCODING_SET(obj,i) do {\
38  VALUE rb_encoding_set_obj = (obj); \
39  int encoding_set_enc_index = (i); \
40  if (encoding_set_enc_index < ENCODING_INLINE_MAX) \
41  ENCODING_SET_INLINED(rb_encoding_set_obj, encoding_set_enc_index); \
42  else \
43  rb_enc_set_index(rb_encoding_set_obj, encoding_set_enc_index); \
44 } while (0)
45 
46 #define ENCODING_GET_INLINED(obj) (int)((RBASIC(obj)->flags & ENCODING_MASK)>>ENCODING_SHIFT)
47 #define ENCODING_GET(obj) \
48  (ENCODING_GET_INLINED(obj) != ENCODING_INLINE_MAX ? \
49  ENCODING_GET_INLINED(obj) : \
50  rb_enc_get_index(obj))
51 
52 #define ENCODING_IS_ASCII8BIT(obj) (ENCODING_GET_INLINED(obj) == 0)
53 
54 #define ENCODING_MAXNAMELEN 42
55 
56 #define ENC_CODERANGE_MASK ((int)(FL_USER8|FL_USER9))
57 #define ENC_CODERANGE_UNKNOWN 0
58 #define ENC_CODERANGE_7BIT ((int)FL_USER8)
59 #define ENC_CODERANGE_VALID ((int)FL_USER9)
60 #define ENC_CODERANGE_BROKEN ((int)(FL_USER8|FL_USER9))
61 #define ENC_CODERANGE(obj) ((int)RBASIC(obj)->flags & ENC_CODERANGE_MASK)
62 #define ENC_CODERANGE_ASCIIONLY(obj) (ENC_CODERANGE(obj) == ENC_CODERANGE_7BIT)
63 #define ENC_CODERANGE_SET(obj,cr) (RBASIC(obj)->flags = \
64  (RBASIC(obj)->flags & ~ENC_CODERANGE_MASK) | (cr))
65 #define ENC_CODERANGE_CLEAR(obj) ENC_CODERANGE_SET((obj),0)
66 
67 /* assumed ASCII compatibility */
68 #define ENC_CODERANGE_AND(a, b) \
69  ((a) == ENC_CODERANGE_7BIT ? (b) : \
70  (a) == ENC_CODERANGE_VALID ? ((b) == ENC_CODERANGE_7BIT ? ENC_CODERANGE_VALID : (b)) : \
71  ENC_CODERANGE_UNKNOWN)
72 
73 #define ENCODING_CODERANGE_SET(obj, encindex, cr) \
74  do { \
75  VALUE rb_encoding_coderange_obj = (obj); \
76  ENCODING_SET(rb_encoding_coderange_obj, (encindex)); \
77  ENC_CODERANGE_SET(rb_encoding_coderange_obj, (cr)); \
78  } while (0)
79 
81 
82 int rb_char_to_option_kcode(int c, int *option, int *kcode);
83 
84 int rb_enc_replicate(const char *, rb_encoding *);
85 int rb_define_dummy_encoding(const char *);
86 #define rb_enc_to_index(enc) ((enc) ? ENC_TO_ENCINDEX(enc) : 0)
87 int rb_enc_get_index(VALUE obj);
88 void rb_enc_set_index(VALUE obj, int encindex);
89 int rb_enc_find_index(const char *name);
98 void rb_enc_copy(VALUE dst, VALUE src);
99 
100 VALUE rb_enc_str_new(const char*, long, rb_encoding*);
101 VALUE rb_enc_reg_new(const char*, long, rb_encoding*, int);
102 PRINTF_ARGS(VALUE rb_enc_sprintf(rb_encoding *, const char*, ...), 2, 3);
103 VALUE rb_enc_vsprintf(rb_encoding *, const char*, va_list);
104 long rb_enc_strlen(const char*, const char*, rb_encoding*);
105 char* rb_enc_nth(const char*, const char*, long, rb_encoding*);
107 VALUE rb_enc_str_buf_cat(VALUE str, const char *ptr, long len, rb_encoding *enc);
108 VALUE rb_enc_uint_chr(unsigned int code, rb_encoding *enc);
109 
110 VALUE rb_external_str_new_with_enc(const char *ptr, long len, rb_encoding *);
113 VALUE rb_str_conv_enc_opts(VALUE str, rb_encoding *from, rb_encoding *to, int ecflags, VALUE ecopts);
114 
115 PRINTF_ARGS(NORETURN(void rb_enc_raise(rb_encoding *, VALUE, const char*, ...)), 3, 4);
116 
117 /* index -> rb_encoding */
119 
120 /* name -> rb_encoding */
121 rb_encoding * rb_enc_find(const char *name);
122 
123 /* rb_encoding * -> name */
124 #define rb_enc_name(enc) (enc)->name
125 
126 /* rb_encoding * -> minlen/maxlen */
127 #define rb_enc_mbminlen(enc) (enc)->min_enc_len
128 #define rb_enc_mbmaxlen(enc) (enc)->max_enc_len
129 
130 /* -> mbclen (no error notification: 0 < ret <= e-p, no exception) */
131 int rb_enc_mbclen(const char *p, const char *e, rb_encoding *enc);
132 
133 /* -> mbclen (only for valid encoding) */
134 int rb_enc_fast_mbclen(const char *p, const char *e, rb_encoding *enc);
135 
136 /* -> chlen, invalid or needmore */
137 int rb_enc_precise_mbclen(const char *p, const char *e, rb_encoding *enc);
138 #define MBCLEN_CHARFOUND_P(ret) ONIGENC_MBCLEN_CHARFOUND_P(ret)
139 #define MBCLEN_CHARFOUND_LEN(ret) ONIGENC_MBCLEN_CHARFOUND_LEN(ret)
140 #define MBCLEN_INVALID_P(ret) ONIGENC_MBCLEN_INVALID_P(ret)
141 #define MBCLEN_NEEDMORE_P(ret) ONIGENC_MBCLEN_NEEDMORE_P(ret)
142 #define MBCLEN_NEEDMORE_LEN(ret) ONIGENC_MBCLEN_NEEDMORE_LEN(ret)
143 
144 /* -> 0x00..0x7f, -1 */
145 int rb_enc_ascget(const char *p, const char *e, int *len, rb_encoding *enc);
146 
147 
148 /* -> code (and len) or raise exception */
149 unsigned int rb_enc_codepoint_len(const char *p, const char *e, int *len, rb_encoding *enc);
150 
151 /* prototype for obsolete function */
152 unsigned int rb_enc_codepoint(const char *p, const char *e, rb_encoding *enc);
153 /* overriding macro */
154 #define rb_enc_codepoint(p,e,enc) rb_enc_codepoint_len((p),(e),0,(enc))
155 #define rb_enc_mbc_to_codepoint(p, e, enc) ONIGENC_MBC_TO_CODE((enc),(UChar*)(p),(UChar*)(e))
156 
157 /* -> codelen>0 or raise exception */
158 int rb_enc_codelen(int code, rb_encoding *enc);
159 
160 /* code,ptr,encoding -> write buf */
161 #define rb_enc_mbcput(c,buf,enc) ONIGENC_CODE_TO_MBC((enc),(c),(UChar*)(buf))
162 
163 /* start, ptr, end, encoding -> prev_char */
164 #define rb_enc_prev_char(s,p,e,enc) ((char *)onigenc_get_prev_char_head((enc),(UChar*)(s),(UChar*)(p),(UChar*)(e)))
165 /* start, ptr, end, encoding -> next_char */
166 #define rb_enc_left_char_head(s,p,e,enc) ((char *)onigenc_get_left_adjust_char_head((enc),(UChar*)(s),(UChar*)(p),(UChar*)(e)))
167 #define rb_enc_right_char_head(s,p,e,enc) ((char *)onigenc_get_right_adjust_char_head((enc),(UChar*)(s),(UChar*)(p),(UChar*)(e)))
168 #define rb_enc_step_back(s,p,e,n,enc) ((char *)onigenc_step_back((enc),(UChar*)(s),(UChar*)(p),(UChar*)(e),(int)(n)))
169 
170 /* ptr, ptr, encoding -> newline_or_not */
171 #define rb_enc_is_newline(p,end,enc) ONIGENC_IS_MBC_NEWLINE((enc),(UChar*)(p),(UChar*)(end))
172 
173 #define rb_enc_isctype(c,t,enc) ONIGENC_IS_CODE_CTYPE((enc),(c),(t))
174 #define rb_enc_isascii(c,enc) ONIGENC_IS_CODE_ASCII(c)
175 #define rb_enc_isalpha(c,enc) ONIGENC_IS_CODE_ALPHA((enc),(c))
176 #define rb_enc_islower(c,enc) ONIGENC_IS_CODE_LOWER((enc),(c))
177 #define rb_enc_isupper(c,enc) ONIGENC_IS_CODE_UPPER((enc),(c))
178 #define rb_enc_ispunct(c,enc) ONIGENC_IS_CODE_PUNCT((enc),(c))
179 #define rb_enc_isalnum(c,enc) ONIGENC_IS_CODE_ALNUM((enc),(c))
180 #define rb_enc_isprint(c,enc) ONIGENC_IS_CODE_PRINT((enc),(c))
181 #define rb_enc_isspace(c,enc) ONIGENC_IS_CODE_SPACE((enc),(c))
182 #define rb_enc_isdigit(c,enc) ONIGENC_IS_CODE_DIGIT((enc),(c))
183 
184 #define rb_enc_asciicompat(enc) (rb_enc_mbminlen(enc)==1 && !rb_enc_dummy_p(enc))
185 
186 int rb_enc_casefold(char *to, const char *p, const char *e, rb_encoding *enc);
187 int rb_enc_toupper(int c, rb_encoding *enc);
188 int rb_enc_tolower(int c, rb_encoding *enc);
189 ID rb_intern3(const char*, long, rb_encoding*);
190 ID rb_interned_id_p(const char *, long, rb_encoding *);
191 int rb_enc_symname_p(const char*, rb_encoding*);
192 int rb_enc_symname2_p(const char*, long, rb_encoding*);
194 long rb_str_coderange_scan_restartable(const char*, const char*, rb_encoding*, int*);
196 #define rb_enc_str_asciicompat_p(str) rb_enc_asciicompat(rb_enc_get(str))
198 int rb_enc_unicode_p(rb_encoding *enc);
206 int rb_ascii8bit_encindex(void);
207 int rb_utf8_encindex(void);
208 int rb_usascii_encindex(void);
209 int rb_locale_encindex(void);
210 int rb_filesystem_encindex(void);
213 void rb_enc_set_default_external(VALUE encoding);
214 void rb_enc_set_default_internal(VALUE encoding);
216 long rb_memsearch(const void*,long,const void*,long,rb_encoding*);
217 char *rb_enc_path_next(const char *,const char *,rb_encoding*);
218 char *rb_enc_path_skip_prefix(const char *,const char *,rb_encoding*);
219 char *rb_enc_path_last_separator(const char *,const char *,rb_encoding*);
220 char *rb_enc_path_end(const char *,const char *,rb_encoding*);
221 const char *ruby_enc_find_basename(const char *name, long *baselen, long *alllen, rb_encoding *enc);
222 const char *ruby_enc_find_extname(const char *name, long *len, rb_encoding *enc);
223 ID rb_check_id_cstr(const char *ptr, long len, rb_encoding *enc);
224 
226 #define ENC_DUMMY_FLAG (1<<24)
227 #define ENC_INDEX_MASK (~(~0U<<24))
228 
229 #define ENC_TO_ENCINDEX(enc) (int)((enc)->ruby_encoding_index & ENC_INDEX_MASK)
230 
231 #define ENC_DUMMY_P(enc) ((enc)->ruby_encoding_index & ENC_DUMMY_FLAG)
232 #define ENC_SET_DUMMY(enc) ((enc)->ruby_encoding_index |= ENC_DUMMY_FLAG)
233 
234 static inline int
236 {
237  return ENC_DUMMY_P(enc) != 0;
238 }
239 
240 /* econv stuff */
241 
242 typedef enum {
251 
252 typedef struct rb_econv_t rb_econv_t;
253 
254 VALUE rb_str_encode(VALUE str, VALUE to, int ecflags, VALUE ecopts);
255 int rb_econv_has_convpath_p(const char* from_encoding, const char* to_encoding);
256 
257 int rb_econv_prepare_options(VALUE opthash, VALUE *ecopts, int ecflags);
258 int rb_econv_prepare_opts(VALUE opthash, VALUE *ecopts);
259 
260 rb_econv_t *rb_econv_open(const char *source_encoding, const char *destination_encoding, int ecflags);
261 rb_econv_t *rb_econv_open_opts(const char *source_encoding, const char *destination_encoding, int ecflags, VALUE ecopts);
262 
264  const unsigned char **source_buffer_ptr, const unsigned char *source_buffer_end,
265  unsigned char **destination_buffer_ptr, unsigned char *destination_buffer_end,
266  int flags);
267 void rb_econv_close(rb_econv_t *ec);
268 
269 /* result: 0:success -1:failure */
270 int rb_econv_set_replacement(rb_econv_t *ec, const unsigned char *str, size_t len, const char *encname);
271 
272 /* result: 0:success -1:failure */
273 int rb_econv_decorate_at_first(rb_econv_t *ec, const char *decorator_name);
274 int rb_econv_decorate_at_last(rb_econv_t *ec, const char *decorator_name);
275 
276 VALUE rb_econv_open_exc(const char *senc, const char *denc, int ecflags);
277 
278 /* result: 0:success -1:failure */
280  const unsigned char *str, size_t len, const char *str_encoding);
281 
282 /* encoding that rb_econv_insert_output doesn't need conversion */
284 
285 /* raise an error if the last rb_econv_convert is error */
287 
288 /* returns an exception object or nil */
290 
292 void rb_econv_putback(rb_econv_t *ec, unsigned char *p, int n);
293 
294 /* returns the corresponding ASCII compatible encoding for encname,
295  * or NULL if encname is not ASCII incompatible encoding. */
296 const char *rb_econv_asciicompat_encoding(const char *encname);
297 
299 VALUE rb_econv_substr_convert(rb_econv_t *ec, VALUE src, long byteoff, long bytesize, int flags);
301 VALUE rb_econv_substr_append(rb_econv_t *ec, VALUE src, long byteoff, long bytesize, VALUE dst, int flags);
302 
303 void rb_econv_binmode(rb_econv_t *ec);
304 
305 /* flags for rb_econv_open */
306 
307 #define ECONV_ERROR_HANDLER_MASK 0x000000ff
308 
309 #define ECONV_INVALID_MASK 0x0000000f
310 #define ECONV_INVALID_REPLACE 0x00000002
311 
312 #define ECONV_UNDEF_MASK 0x000000f0
313 #define ECONV_UNDEF_REPLACE 0x00000020
314 #define ECONV_UNDEF_HEX_CHARREF 0x00000030
315 
316 #define ECONV_DECORATOR_MASK 0x0000ff00
317 #define ECONV_NEWLINE_DECORATOR_MASK 0x00003f00
318 #define ECONV_NEWLINE_DECORATOR_READ_MASK 0x00000f00
319 #define ECONV_NEWLINE_DECORATOR_WRITE_MASK 0x00003000
320 
321 #define ECONV_UNIVERSAL_NEWLINE_DECORATOR 0x00000100
322 #define ECONV_CRLF_NEWLINE_DECORATOR 0x00001000
323 #define ECONV_CR_NEWLINE_DECORATOR 0x00002000
324 #define ECONV_XML_TEXT_DECORATOR 0x00004000
325 #define ECONV_XML_ATTR_CONTENT_DECORATOR 0x00008000
326 
327 #define ECONV_STATEFUL_DECORATOR_MASK 0x00f00000
328 #define ECONV_XML_ATTR_QUOTE_DECORATOR 0x00100000
329 
330 #if defined(RUBY_TEST_CRLF_ENVIRONMENT) || defined(_WIN32)
331 #define ECONV_DEFAULT_NEWLINE_DECORATOR ECONV_CRLF_NEWLINE_DECORATOR
332 #else
333 #define ECONV_DEFAULT_NEWLINE_DECORATOR 0
334 #endif
335 
336 /* end of flags for rb_econv_open */
337 
338 /* flags for rb_econv_convert */
339 #define ECONV_PARTIAL_INPUT 0x00010000
340 #define ECONV_AFTER_OUTPUT 0x00020000
341 /* end of flags for rb_econv_convert */
342 
343 #if defined __GNUC__ && __GNUC__ >= 4
344 #pragma GCC visibility pop
345 #endif
346 
347 #if defined(__cplusplus)
348 #if 0
349 { /* satisfy cc-mode */
350 #endif
351 } /* extern "C" { */
352 #endif
353 
354 #endif /* RUBY_ENCODING_H */
int rb_enc_replicate(const char *, rb_encoding *)
Definition: encoding.c:343
VALUE rb_econv_open_exc(const char *senc, const char *denc, int ecflags)
Definition: transcode.c:2028
const char * rb_econv_asciicompat_encoding(const char *encname)
Definition: transcode.c:1786
int rb_econv_set_replacement(rb_econv_t *ec, const unsigned char *str, size_t len, const char *encname)
Definition: transcode.c:2190
rb_econv_result_t
Definition: encoding.h:242
RUBY_EXTERN VALUE rb_cEncoding
Definition: encoding.h:225
long rb_str_coderange_scan_restartable(const char *, const char *, rb_encoding *, int *)
Definition: string.c:232
int rb_enc_casefold(char *to, const char *p, const char *e, rb_encoding *enc)
rb_econv_t * rb_econv_open(const char *source_encoding, const char *destination_encoding, int ecflags)
Definition: transcode.c:1067
OnigEncodingType rb_encoding
Definition: encoding.h:80
int rb_econv_decorate_at_last(rb_econv_t *ec, const char *decorator_name)
Definition: transcode.c:1917
VALUE rb_econv_substr_convert(rb_econv_t *ec, VALUE src, long byteoff, long bytesize, int flags)
Definition: transcode.c:1863
rb_encoding * rb_find_encoding(VALUE)
Definition: encoding.c:201
int rb_utf8_encindex(void)
Definition: encoding.c:1177
ID rb_check_id_cstr(const char *ptr, long len, rb_encoding *enc)
Definition: ripper.c:17146
VALUE rb_external_str_new_with_enc(const char *ptr, long len, rb_encoding *)
Definition: string.c:569
int rb_econv_prepare_opts(VALUE opthash, VALUE *ecopts)
Definition: transcode.c:2564
void rb_econv_close(rb_econv_t *ec)
Definition: transcode.c:1702
rb_encoding * rb_enc_from_index(int idx)
Definition: encoding.c:548
int rb_enc_symname2_p(const char *, long, rb_encoding *)
Definition: ripper.c:16741
long rb_memsearch(const void *, long, const void *, long, rb_encoding *)
Definition: re.c:227
char * rb_enc_path_skip_prefix(const char *, const char *, rb_encoding *)
Definition: file.c:2772
VALUE rb_locale_charmap(VALUE klass)
Definition: encoding.c:1479
int rb_enc_tolower(int c, rb_encoding *enc)
Definition: encoding.c:970
int rb_enc_str_coderange(VALUE)
Definition: string.c:327
int rb_enc_codelen(int code, rb_encoding *enc)
Definition: encoding.c:954
rb_encoding * rb_enc_get(VALUE)
Definition: encoding.c:772
rb_encoding * rb_utf8_encoding(void)
Definition: encoding.c:1168
VALUE rb_obj_encoding(VALUE)
Definition: encoding.c:870
ID rb_interned_id_p(const char *, long, rb_encoding *)
VALUE rb_enc_vsprintf(rb_encoding *, const char *, va_list)
Definition: sprintf.c:1218
void rb_enc_copy(VALUE dst, VALUE src)
Definition: encoding.c:856
void rb_enc_set_default_internal(VALUE encoding)
Definition: encoding.c:1426
int rb_define_dummy_encoding(const char *)
Definition: encoding.c:400
void rb_enc_set_index(VALUE obj, int encindex)
Definition: encoding.c:741
int rb_econv_decorate_at_first(rb_econv_t *ec, const char *decorator_name)
Definition: transcode.c:1900
VALUE rb_str_conv_enc_opts(VALUE str, rb_encoding *from, rb_encoding *to, int ecflags, VALUE ecopts)
int rb_enc_symname_p(const char *, rb_encoding *)
Definition: ripper.c:16640
VALUE rb_enc_sprintf(rb_encoding *enc, const char *format,...)
Definition: sprintf.c:1251
char * rb_enc_nth(const char *, const char *, long, rb_encoding *)
Definition: string.c:1582
Win32OLEIDispatch * p
Definition: win32ole.c:786
#define NORETURN(x)
Definition: ruby.h:31
ID rb_intern3(const char *, long, rb_encoding *)
Definition: ripper.c:16793
VALUE rb_econv_str_append(rb_econv_t *ec, VALUE src, VALUE dst, int flags)
Definition: transcode.c:1857
VALUE rb_econv_make_exception(rb_econv_t *ec)
Definition: transcode.c:4188
void rb_econv_check_error(rb_econv_t *ec)
Definition: transcode.c:4194
int rb_econv_insert_output(rb_econv_t *ec, const unsigned char *str, size_t len, const char *str_encoding)
Definition: transcode.c:1587
VALUE rb_enc_associate_index(VALUE, int)
Definition: encoding.c:748
int rb_enc_find_index(const char *name)
Definition: encoding.c:635
const char * destination_encoding
Definition: transcode.c:138
rb_encoding * rb_default_external_encoding(void)
Definition: encoding.c:1288
rb_encoding * rb_to_encoding(VALUE)
Definition: encoding.c:194
rb_econv_t * rb_econv_open_opts(const char *source_encoding, const char *destination_encoding, int ecflags, VALUE ecopts)
Definition: transcode.c:2570
int rb_econv_has_convpath_p(const char *from_encoding, const char *to_encoding)
Definition: transcode.c:3150
int rb_locale_encindex(void)
Definition: encoding.c:1198
rb_encoding * rb_enc_find(const char *name)
Definition: encoding.c:659
VALUE rb_str_conv_enc(VALUE str, rb_encoding *from, rb_encoding *to)
Definition: string.c:563
int rb_ascii8bit_encindex(void)
Definition: encoding.c:1162
int rb_enc_ascget(const char *p, const char *e, int *len, rb_encoding *enc)
Definition: encoding.c:910
char * rb_enc_path_next(const char *, const char *, rb_encoding *)
Definition: file.c:2758
void rb_enc_raise(rb_encoding *enc, VALUE exc, const char *fmt,...)
Definition: error.c:1767
#define rb_enc_codepoint(p, e, enc)
Definition: encoding.h:154
int rb_enc_mbclen(const char *p, const char *e, rb_encoding *enc)
Definition: encoding.c:886
rb_encoding * rb_usascii_encoding(void)
Definition: encoding.c:1183
VALUE rb_enc_default_external(void)
Definition: encoding.c:1302
unsigned long ID
Definition: ruby.h:105
const char * source_encoding
Definition: transcode.c:137
VALUE rb_enc_uint_chr(unsigned int code, rb_encoding *enc)
Definition: numeric.c:2417
int rb_enc_precise_mbclen(const char *p, const char *e, rb_encoding *enc)
Definition: encoding.c:898
int rb_enc_unicode_p(rb_encoding *enc)
Definition: encoding.c:459
unsigned long VALUE
Definition: ruby.h:104
char * rb_enc_path_end(const char *, const char *, rb_encoding *)
Definition: file.c:2840
VALUE rb_enc_associate(VALUE, rb_encoding *)
Definition: encoding.c:766
VALUE rb_econv_substr_append(rb_econv_t *ec, VALUE src, long byteoff, long bytesize, VALUE dst, int flags)
Definition: transcode.c:1813
static int rb_enc_dummy_p(rb_encoding *enc)
Definition: encoding.h:235
rb_encoding * rb_enc_compatible(VALUE, VALUE)
Definition: encoding.c:789
VALUE rb_enc_from_encoding(rb_encoding *enc)
Definition: encoding.c:103
int rb_char_to_option_kcode(int c, int *option, int *kcode)
Definition: re.c:301
int rb_econv_putbackable(rb_econv_t *ec)
Definition: transcode.c:1742
int rb_enc_get_index(VALUE obj)
Definition: encoding.c:690
unsigned int rb_enc_codepoint_len(const char *p, const char *e, int *len, rb_encoding *enc)
Definition: encoding.c:933
int rb_enc_fast_mbclen(const char *p, const char *e, rb_encoding *enc)
Definition: encoding.c:880
long rb_enc_strlen(const char *, const char *, rb_encoding *)
Definition: string.c:1025
rb_econv_result_t rb_econv_convert(rb_econv_t *ec, const unsigned char **source_buffer_ptr, const unsigned char *source_buffer_end, unsigned char **destination_buffer_ptr, unsigned char *destination_buffer_end, int flags)
Definition: transcode.c:1446
rb_encoding * rb_filesystem_encoding(void)
Definition: encoding.c:1248
char * rb_enc_path_last_separator(const char *, const char *, rb_encoding *)
Definition: file.c:2806
rb_encoding * rb_locale_encoding(void)
Definition: encoding.c:1214
int rb_filesystem_encindex(void)
Definition: encoding.c:1239
VALUE rb_enc_default_internal(void)
Definition: encoding.c:1382
VALUE rb_str_export_to_enc(VALUE, rb_encoding *)
Definition: string.c:632
PRINTF_ARGS(VALUE rb_enc_sprintf(rb_encoding *, const char *,...), 2, 3)
int rb_enc_toupper(int c, rb_encoding *enc)
Definition: encoding.c:964
rb_encoding * rb_ascii8bit_encoding(void)
Definition: encoding.c:1153
#define RUBY_EXTERN
Definition: defines.h:188
VALUE rb_enc_str_new(const char *, long, rb_encoding *)
Definition: string.c:439
const char * name
Definition: nkf.c:208
rb_encoding * rb_default_internal_encoding(void)
Definition: encoding.c:1373
const char * ruby_enc_find_extname(const char *name, long *len, rb_encoding *enc)
Definition: file.c:3847
int rb_usascii_encindex(void)
Definition: encoding.c:1192
int rb_to_encoding_index(VALUE)
Definition: encoding.c:146
const char * rb_econv_encoding_to_insert_output(rb_econv_t *ec)
Definition: transcode.c:1503
VALUE rb_str_encode(VALUE str, VALUE to, int ecflags, VALUE ecopts)
Definition: transcode.c:2867
void rb_enc_set_default_external(VALUE encoding)
Definition: encoding.c:1340
int rb_enc_str_asciionly_p(VALUE)
Definition: string.c:340
const char * ruby_enc_find_basename(const char *name, long *baselen, long *alllen, rb_encoding *enc)
Definition: file.c:3654
VALUE rb_enc_reg_new(const char *, long, rb_encoding *, int)
Definition: re.c:2511
int rb_econv_prepare_options(VALUE opthash, VALUE *ecopts, int ecflags)
Definition: transcode.c:2519
void rb_econv_binmode(rb_econv_t *ec)
Definition: transcode.c:1934
void rb_econv_putback(rb_econv_t *ec, unsigned char *p, int n)
Definition: transcode.c:1753
VALUE rb_econv_str_convert(rb_econv_t *ec, VALUE src, int flags)
Definition: transcode.c:1869
VALUE rb_enc_str_buf_cat(VALUE str, const char *ptr, long len, rb_encoding *enc)
Definition: string.c:2074
#define ENC_DUMMY_P(enc)
Definition: encoding.h:231
rb_encoding * rb_enc_check(VALUE, VALUE)
Definition: encoding.c:778