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dff8da6b | 1 | /* Copyright (C) 2004-2024 Free Software Foundation, Inc. |
f5164429 | 2 | This file is part of the GNU C Library. |
f5164429 UD |
3 | |
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. | |
8 | ||
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. | |
13 | ||
14 | You should have received a copy of the GNU Lesser General Public | |
59ba27a6 | 15 | License along with the GNU C Library; if not, see |
5a82c748 | 16 | <https://www.gnu.org/licenses/>. */ |
f5164429 UD |
17 | |
18 | #include <iconv.h> | |
19 | #include <string.h> | |
20 | #include <stdlib.h> | |
21 | #include <stdio.h> | |
22 | #include <errno.h> | |
23 | ||
24 | #define SIZE 256 /* enough room for conversion */ | |
25 | #define SAMPLESTR "abc" | |
26 | ||
27 | struct unalign | |
28 | { | |
29 | char str1[1]; | |
30 | char str2[SIZE]; | |
31 | }; | |
32 | ||
33 | struct convcode | |
34 | { | |
35 | const char *tocode; | |
36 | const char *fromcode; | |
37 | }; | |
38 | ||
39 | /* test builtin transformation */ | |
fd1f2f1c | 40 | static const struct convcode testcode[] = { |
f5164429 UD |
41 | {"ASCII", "ASCII"}, |
42 | {"UTF-8", "ASCII"}, | |
43 | {"UCS-2BE", "ASCII"}, | |
44 | {"UCS-2LE", "ASCII"}, | |
45 | {"UCS-4BE", "ASCII"}, | |
46 | {"UCS-4LE", "ASCII"}, | |
47 | }; | |
48 | ||
fd1f2f1c | 49 | static const int number = (int) sizeof (testcode) / sizeof (struct convcode); |
f5164429 | 50 | |
fd1f2f1c | 51 | static int |
f5164429 UD |
52 | convert (const char *tocode, const char *fromcode, char *inbufp, |
53 | size_t inbytesleft, char *outbufp, size_t outbytesleft) | |
54 | { | |
55 | iconv_t *ic; | |
56 | size_t outbytes = outbytesleft; | |
57 | int ret; | |
58 | ||
59 | ic = iconv_open (tocode, fromcode); | |
60 | if (ic == (iconv_t *) - 1) | |
61 | { | |
62 | printf ("iconv_open failed: from: %s, to: %s: %s", | |
63 | fromcode, tocode, strerror (errno)); | |
64 | return -1; | |
65 | } | |
66 | ||
67 | while (inbytesleft > 0) | |
68 | { | |
69 | ret = iconv (ic, &inbufp, &inbytesleft, &outbufp, &outbytes); | |
70 | if (ret == -1) | |
71 | { | |
72 | printf ("iconv failed: from: %s, to: %s: %s", | |
73 | fromcode, tocode, strerror (errno)); | |
756608db | 74 | iconv_close (ic); |
f5164429 UD |
75 | return -1; |
76 | } | |
77 | } | |
78 | ||
79 | ret = iconv_close (ic); | |
80 | if (ret == -1) | |
81 | { | |
82 | printf ("iconv_close failed: from: %s, to: %s: %s", | |
83 | fromcode, tocode, strerror (errno)); | |
84 | return -1; | |
85 | } | |
86 | ||
87 | return outbytesleft - outbytes; | |
88 | } | |
89 | ||
90 | ||
fd1f2f1c RM |
91 | static int |
92 | test_unalign (const struct convcode *codes, const char *str, int len) | |
f5164429 UD |
93 | { |
94 | struct unalign *inbufp, *outbufp; | |
95 | char *inbuf, *outbuf; | |
96 | size_t inbytesleft, outbytesleft; | |
97 | int retlen; | |
98 | ||
99 | /* allocating unaligned buffer for both inbuf and outbuf */ | |
100 | inbufp = (struct unalign *) malloc (sizeof (struct unalign)); | |
101 | if (!inbufp) | |
102 | { | |
103 | printf ("no memory available\n"); | |
104 | exit (1); | |
105 | } | |
106 | inbuf = inbufp->str2; | |
107 | ||
108 | outbufp = (struct unalign *) malloc (sizeof (struct unalign)); | |
109 | if (!outbufp) | |
110 | { | |
111 | printf ("no memory available\n"); | |
112 | exit (1); | |
113 | } | |
114 | outbuf = outbufp->str2; | |
115 | ||
116 | /* first iconv phase */ | |
117 | memcpy (inbuf, str, len); | |
118 | inbytesleft = len; | |
119 | outbytesleft = sizeof (struct unalign); | |
120 | retlen = convert (codes->tocode, codes->fromcode, inbuf, inbytesleft, | |
121 | outbuf, outbytesleft); | |
122 | if (retlen == -1) /* failed */ | |
123 | return 1; | |
124 | ||
125 | /* second round trip iconv phase */ | |
126 | memcpy (inbuf, outbuf, retlen); | |
127 | inbytesleft = retlen; | |
128 | outbytesleft = sizeof (struct unalign); | |
129 | retlen = convert (codes->fromcode, codes->tocode, inbuf, inbytesleft, | |
130 | outbuf, outbytesleft); | |
131 | if (retlen == -1) /* failed */ | |
132 | return 1; | |
133 | ||
134 | free (inbufp); | |
135 | free (outbufp); | |
136 | ||
137 | return 0; | |
138 | } | |
139 | ||
fd1f2f1c RM |
140 | static int |
141 | do_test (void) | |
f5164429 UD |
142 | { |
143 | int i; | |
144 | int ret = 0; | |
145 | ||
146 | for (i = 0; i < number; i++) | |
147 | { | |
148 | ret = test_unalign (&testcode[i], (char *) SAMPLESTR, sizeof (SAMPLESTR)); | |
149 | if (ret) | |
150 | break; | |
151 | printf ("iconv: %s <-> %s: ok\n", | |
152 | testcode[i].fromcode, testcode[i].tocode); | |
153 | } | |
fd1f2f1c RM |
154 | if (ret == 0) |
155 | printf ("Succeeded.\n"); | |
f5164429 UD |
156 | |
157 | return ret; | |
158 | } | |
fd1f2f1c RM |
159 | |
160 | #define TEST_FUNCTION do_test () | |
161 | #include "../test-skeleton.c" |