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8f25676c | 1 | /* Testing ucs4le_internal_loop() in gconv_simple.c. |
2b778ceb | 2 | Copyright (C) 2016-2021 Free Software Foundation, Inc. |
8f25676c SL |
3 | This file is part of the GNU C Library. |
4 | ||
5 | The GNU C Library is free software; you can redistribute it and/or | |
6 | modify it under the terms of the GNU Lesser General Public | |
7 | License as published by the Free Software Foundation; either | |
8 | version 2.1 of the License, or (at your option) any later version. | |
9 | ||
10 | The GNU C Library is distributed in the hope that it will be useful, | |
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
13 | Lesser General Public License for more details. | |
14 | ||
15 | You should have received a copy of the GNU Lesser General Public | |
16 | License along with the GNU C Library; if not, see | |
5a82c748 | 17 | <https://www.gnu.org/licenses/>. */ |
8f25676c SL |
18 | |
19 | #include <stdio.h> | |
20 | #include <errno.h> | |
21 | #include <string.h> | |
22 | #include <inttypes.h> | |
23 | #include <iconv.h> | |
24 | #include <byteswap.h> | |
ceaa9889 | 25 | #include <endian.h> |
8f25676c SL |
26 | |
27 | static int | |
28 | do_test (void) | |
29 | { | |
30 | iconv_t cd; | |
31 | char *inptr; | |
32 | size_t inlen; | |
33 | char *outptr; | |
34 | size_t outlen; | |
35 | size_t n; | |
36 | int e; | |
37 | int result = 0; | |
38 | ||
39 | #if __BYTE_ORDER == __BIG_ENDIAN | |
40 | /* On big-endian machines, ucs4le_internal_loop() swaps the bytes before | |
41 | error checking. Thus the input values has to be swapped. */ | |
42 | # define VALUE(val) bswap_32 (val) | |
43 | #else | |
44 | # define VALUE(val) val | |
45 | #endif | |
46 | uint32_t inbuf[3] = { VALUE (0x41), VALUE (0x80000000), VALUE (0x42) }; | |
47 | uint32_t outbuf[3] = { 0, 0, 0 }; | |
48 | ||
49 | cd = iconv_open ("WCHAR_T", "UCS-4LE"); | |
50 | if (cd == (iconv_t) -1) | |
51 | { | |
52 | printf ("cannot convert from UCS4LE to wchar_t: %m\n"); | |
53 | return 1; | |
54 | } | |
55 | ||
56 | inptr = (char *) inbuf; | |
57 | inlen = sizeof (inbuf); | |
58 | outptr = (char *) outbuf; | |
59 | outlen = sizeof (outbuf); | |
60 | ||
61 | n = iconv (cd, &inptr, &inlen, &outptr, &outlen); | |
62 | e = errno; | |
63 | ||
64 | if (n != (size_t) -1) | |
65 | { | |
66 | printf ("incorrect iconv() return value: %zd, expected -1\n", n); | |
67 | result = 1; | |
68 | } | |
69 | ||
70 | if (e != EILSEQ) | |
71 | { | |
72 | printf ("incorrect error value: %s, expected %s\n", | |
73 | strerror (e), strerror (EILSEQ)); | |
74 | result = 1; | |
75 | } | |
76 | ||
77 | if (inptr != (char *) &inbuf[1]) | |
78 | { | |
79 | printf ("inptr=0x%p does not point to invalid character! Expected=0x%p\n" | |
80 | , inptr, &inbuf[1]); | |
81 | result = 1; | |
82 | } | |
83 | ||
84 | if (inlen != sizeof (inbuf) - sizeof (uint32_t)) | |
85 | { | |
86 | printf ("inlen=%zd != %zd\n" | |
87 | , inlen, sizeof (inbuf) - sizeof (uint32_t)); | |
88 | result = 1; | |
89 | } | |
90 | ||
91 | if (outptr != (char *) &outbuf[1]) | |
92 | { | |
93 | printf ("outptr=0x%p does not point to invalid character in inbuf! " | |
94 | "Expected=0x%p\n" | |
95 | , outptr, &outbuf[1]); | |
96 | result = 1; | |
97 | } | |
98 | ||
99 | if (outlen != sizeof (inbuf) - sizeof (uint32_t)) | |
100 | { | |
101 | printf ("outlen=%zd != %zd\n" | |
102 | , outlen, sizeof (outbuf) - sizeof (uint32_t)); | |
103 | result = 1; | |
104 | } | |
105 | ||
106 | if (outbuf[0] != 0x41 || outbuf[1] != 0 || outbuf[2] != 0) | |
107 | { | |
108 | puts ("Characters conversion is incorrect!"); | |
109 | result = 1; | |
110 | } | |
111 | ||
112 | iconv_close (cd); | |
113 | ||
114 | return result; | |
115 | } | |
116 | ||
117 | #define TEST_FUNCTION do_test () | |
118 | #include "../test-skeleton.c" |