1 /* Copyright (C) 2000-2023 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
4 The GNU C Library is free software; you can redistribute it and/or
5 modify it under the terms of the GNU Lesser General Public
6 License as published by the Free Software Foundation; either
7 version 2.1 of the License, or (at your option) any later version.
9 The GNU C Library is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 Lesser General Public License for more details.
14 You should have received a copy of the GNU Lesser General Public
15 License along with the GNU C Library; if not, see
16 <https://www.gnu.org/licenses/>. */
18 /* Create a table from Unicode to CHARSET.
19 This is a good test for CHARSET's iconv() module, in particular the
20 TO_LOOP BODY macro. */
30 main (int argc
, char *argv
[])
38 fprintf (stderr
, "Usage: tst-table-to charset\n");
43 cd
= iconv_open (charset
, "UTF-8");
44 if (cd
== (iconv_t
)(-1))
46 perror ("iconv_open");
50 /* When testing UTF-8 or GB18030, stop at 0x10000, otherwise the output
52 bmp_only
= (strcmp (charset
, "UTF-8") == 0
53 || strcmp (charset
, "GB18030") == 0);
57 unsigned char buf
[10];
59 for (i
= 0; i
< (bmp_only
? 0x10000 : 0x30000); i
++)
62 unsigned int incount
=
63 (i
< 0x80 ? (in
[0] = i
, 1)
64 : i
< 0x800 ? (in
[0] = 0xc0 | (i
>> 6),
65 in
[1] = 0x80 | (i
& 0x3f), 2)
66 : i
< 0x10000 ? (in
[0] = 0xe0 | (i
>> 12),
67 in
[1] = 0x80 | ((i
>> 6) & 0x3f),
68 in
[2] = 0x80 | (i
& 0x3f), 3)
69 : /* i < 0x200000 */ (in
[0] = 0xf0 | (i
>> 18),
70 in
[1] = 0x80 | ((i
>> 12) & 0x3f),
71 in
[2] = 0x80 | ((i
>> 6) & 0x3f),
72 in
[3] = 0x80 | (i
& 0x3f), 4));
73 const char *inbuf
= (const char *) in
;
74 size_t inbytesleft
= incount
;
75 char *outbuf
= (char *) buf
;
76 size_t outbytesleft
= sizeof (buf
);
80 iconv (cd
, NULL
, NULL
, NULL
, NULL
);
82 (char **) &inbuf
, &inbytesleft
,
83 &outbuf
, &outbytesleft
);
84 if (result
!= (size_t)(-1))
85 result2
= iconv (cd
, NULL
, NULL
, &outbuf
, &outbytesleft
);
87 if (result
== (size_t)(-1) || result2
== (size_t)(-1))
91 int saved_errno
= errno
;
92 fprintf (stderr
, "0x%02X: iconv error: ", i
);
98 else if (result
== 0) /* ignore conversions with transliteration */
100 unsigned int j
, jmax
;
101 if (inbytesleft
!= 0 || outbytesleft
== sizeof (buf
))
103 fprintf (stderr
, "0x%02X: inbytes = %ld, outbytes = %ld\n", i
,
104 (long) (incount
- inbytesleft
),
105 (long) (sizeof (buf
) - outbytesleft
));
108 jmax
= sizeof (buf
) - outbytesleft
;
110 for (j
= 0; j
< jmax
; j
++)
111 printf ("%02X", buf
[j
]);
112 printf ("\t0x%04X\n", i
);
117 if (iconv_close (cd
) < 0)
119 perror ("iconv_close");
123 if (ferror (stdin
) || fflush (stdout
) || ferror (stdout
))
125 fprintf (stderr
, "I/O error\n");