1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
|
/* Copyright (C) 2000-2019 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Bruno Haible <haible@clisp.cons.org>, 2000.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<https://www.gnu.org/licenses/>. */
/* Create a table from Unicode to CHARSET.
This is a good test for CHARSET's iconv() module, in particular the
TO_LOOP BODY macro. */
#include <stddef.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <iconv.h>
#include <errno.h>
int
main (int argc, char *argv[])
{
const char *charset;
iconv_t cd;
int bmp_only;
if (argc != 2)
{
fprintf (stderr, "Usage: tst-table-to charset\n");
return 1;
}
charset = argv[1];
cd = iconv_open (charset, "UTF-8");
if (cd == (iconv_t)(-1))
{
perror ("iconv_open");
return 1;
}
/* When testing UTF-8 or GB18030, stop at 0x10000, otherwise the output
file gets too big. */
bmp_only = (strcmp (charset, "UTF-8") == 0
|| strcmp (charset, "GB18030") == 0);
{
unsigned int i;
unsigned char buf[10];
for (i = 0; i < (bmp_only ? 0x10000 : 0x30000); i++)
{
unsigned char in[6];
unsigned int incount =
(i < 0x80 ? (in[0] = i, 1)
: i < 0x800 ? (in[0] = 0xc0 | (i >> 6),
in[1] = 0x80 | (i & 0x3f), 2)
: i < 0x10000 ? (in[0] = 0xe0 | (i >> 12),
in[1] = 0x80 | ((i >> 6) & 0x3f),
in[2] = 0x80 | (i & 0x3f), 3)
: /* i < 0x200000 */ (in[0] = 0xf0 | (i >> 18),
in[1] = 0x80 | ((i >> 12) & 0x3f),
in[2] = 0x80 | ((i >> 6) & 0x3f),
in[3] = 0x80 | (i & 0x3f), 4));
const char *inbuf = (const char *) in;
size_t inbytesleft = incount;
char *outbuf = (char *) buf;
size_t outbytesleft = sizeof (buf);
size_t result;
size_t result2 = 0;
iconv (cd, NULL, NULL, NULL, NULL);
result = iconv (cd,
(char **) &inbuf, &inbytesleft,
&outbuf, &outbytesleft);
if (result != (size_t)(-1))
result2 = iconv (cd, NULL, NULL, &outbuf, &outbytesleft);
if (result == (size_t)(-1) || result2 == (size_t)(-1))
{
if (errno != EILSEQ)
{
int saved_errno = errno;
fprintf (stderr, "0x%02X: iconv error: ", i);
errno = saved_errno;
perror ("");
return 1;
}
}
else if (result == 0) /* ignore conversions with transliteration */
{
unsigned int j, jmax;
if (inbytesleft != 0 || outbytesleft == sizeof (buf))
{
fprintf (stderr, "0x%02X: inbytes = %ld, outbytes = %ld\n", i,
(long) (incount - inbytesleft),
(long) (sizeof (buf) - outbytesleft));
return 1;
}
jmax = sizeof (buf) - outbytesleft;
printf ("0x");
for (j = 0; j < jmax; j++)
printf ("%02X", buf[j]);
printf ("\t0x%04X\n", i);
}
}
}
if (iconv_close (cd) < 0)
{
perror ("iconv_close");
return 1;
}
if (ferror (stdin) || fflush (stdout) || ferror (stdout))
{
fprintf (stderr, "I/O error\n");
return 1;
}
return 0;
}
|
