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Commit | Line | Data |
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9ec53cf4 TT |
1 | /* |
2 | * This testing program makes sure the byteswap functions work | |
3 | * | |
4 | * Copyright (C) 2000 by Theodore Ts'o. | |
efc6f628 | 5 | * |
9ec53cf4 TT |
6 | * %Begin-Header% |
7 | * This file may be redistributed under the terms of the GNU Public | |
8 | * License. | |
9 | * %End-Header% | |
10 | */ | |
11 | ||
12 | #include <stdio.h> | |
13 | #include <string.h> | |
14 | #if HAVE_UNISTD_H | |
15 | #include <unistd.h> | |
16 | #endif | |
17 | #include <fcntl.h> | |
18 | #include <time.h> | |
19 | #include <sys/stat.h> | |
20 | #include <sys/types.h> | |
21 | #if HAVE_ERRNO_H | |
22 | #include <errno.h> | |
23 | #endif | |
24 | ||
9ec53cf4 | 25 | #include "ext2_fs.h" |
9ec53cf4 TT |
26 | #include "ext2fs.h" |
27 | ||
28 | __u16 test1[] = { | |
29 | 0x0001, 0x0100, | |
30 | 0x1234, 0x3412, | |
31 | 0xff00, 0x00ff, | |
32 | 0x4000, 0x0040, | |
33 | 0xfeff, 0xfffe, | |
34 | 0x0000, 0x0000 | |
35 | }; | |
36 | ||
37 | __u32 test2[] = { | |
38 | 0x00000001, 0x01000000, | |
39 | 0x80000000, 0x00000080, | |
40 | 0x12345678, 0x78563412, | |
41 | 0xffff0000, 0x0000ffff, | |
42 | 0x00ff0000, 0x0000ff00, | |
43 | 0xff000000, 0x000000ff, | |
44 | 0x00000000, 0x00000000 | |
45 | }; | |
46 | ||
546a1ff1 | 47 | int main(int argc, char **argv) |
9ec53cf4 TT |
48 | { |
49 | int i; | |
50 | int errors = 0; | |
51 | ||
52 | printf("Testing ext2fs_swab16\n"); | |
53 | i=0; | |
54 | do { | |
55 | printf("swab16(0x%04x) = 0x%04x\n", test1[i], | |
56 | ext2fs_swab16(test1[i])); | |
57 | if (ext2fs_swab16(test1[i]) != test1[i+1]) { | |
58 | printf("Error!!! %04x != %04x\n", | |
59 | ext2fs_swab16(test1[i]), test1[i+1]); | |
60 | errors++; | |
61 | } | |
62 | if (ext2fs_swab16(test1[i+1]) != test1[i]) { | |
63 | printf("Error!!! %04x != %04x\n", | |
64 | ext2fs_swab16(test1[i+1]), test1[i]); | |
65 | errors++; | |
66 | } | |
67 | i += 2; | |
68 | } while (test1[i] != 0); | |
efc6f628 | 69 | |
9ec53cf4 TT |
70 | printf("Testing ext2fs_swab32\n"); |
71 | i = 0; | |
72 | do { | |
73 | printf("swab32(0x%08x) = 0x%08x\n", test2[i], | |
74 | ext2fs_swab32(test2[i])); | |
75 | if (ext2fs_swab32(test2[i]) != test2[i+1]) { | |
76 | printf("Error!!! %04x != %04x\n", | |
77 | ext2fs_swab32(test2[i]), test2[i+1]); | |
78 | errors++; | |
79 | } | |
80 | if (ext2fs_swab32(test2[i+1]) != test2[i]) { | |
81 | printf("Error!!! %04x != %04x\n", | |
82 | ext2fs_swab32(test2[i+1]), test2[i]); | |
83 | errors++; | |
84 | } | |
85 | i += 2; | |
86 | } while (test2[i] != 0); | |
87 | ||
88 | if (!errors) | |
89 | printf("No errors found in the byteswap implementation!\n"); | |
efc6f628 | 90 | |
9ec53cf4 TT |
91 | return errors; |
92 | } |