1 /***********************************************************************
2 * *
3 * This software is part of the ast package *
4 * Copyright (c) 1999-2011 AT&T Intellectual Property *
5 * and is licensed under the *
6 * Eclipse Public License, Version 1.0 *
7 * by AT&T Intellectual Property *
8 * *
9 * A copy of the License is available at *
10 * http://www.eclipse.org/org/documents/epl-v10.html *
11 * (with md5 checksum b35adb5213ca9657e911e9befb180842) *
12 * *
13 * Information and Software Systems Research *
14 * AT&T Research *
15 * Florham Park NJ *
16 * *
17 * Glenn Fowler <gsf@research.att.com> *
18 * *
19 ***********************************************************************/
20 #pragma prototyped
21 /*
22 * base64encode()/base64decode() tester
23 */
24
25 #include <ast.h>
26
main()27 main()
28 {
29 register int i;
30 int testno;
31 int errors;
32 ssize_t l;
33 ssize_t r;
34 ssize_t t;
35 unsigned char dat[256];
36 unsigned char tst[sizeof(dat)];
37 char buf[1024];
38 unsigned char pat[16];
39
40 static char en[] = "YWJjZGVmZ2hpams=";
41 static char de[] = "abcdefghijk";
42
43 testno = errors = 0;
44 sfprintf(sfstdout, "TEST base64\n");
45 for (i = 0; i < sizeof(dat); i++)
46 dat[i] = i;
47 for (i = 0; i < sizeof(dat) - 1; i++)
48 {
49 testno++;
50 if (i > 0)
51 {
52 l = base64encode(dat, i, NiL, buf, sizeof(buf), NiL);
53 if (l < 0 || l > sizeof(buf))
54 {
55 errors++;
56 sfprintf(sfstdout, "test %02d left buffer encode size %ld failed\n", testno, l);
57 continue;
58 }
59 t = base64decode(buf, l, NiL, tst, sizeof(tst), NiL);
60 if (t != i)
61 {
62 errors++;
63 sfprintf(sfstdout, "test %02d left buffer decode size %ld failed\n", testno, t);
64 continue;
65 }
66 if (memcmp(dat, tst, i))
67 {
68 errors++;
69 sfprintf(sfstdout, "test %02d left buffer decode failed\n", testno);
70 continue;
71 }
72 }
73 else
74 l = 0;
75 r = base64encode(dat + i, sizeof(dat) - i, NiL, buf + l, sizeof(buf) - l, NiL);
76 if (r < 0 || r > sizeof(buf) - l)
77 {
78 errors++;
79 sfprintf(sfstdout, "test %02d right buffer encode size %ld failed\n", testno, r);
80 continue;
81 }
82 t = base64decode(buf + l, r, NiL, tst, sizeof(tst), NiL);
83 if (t != (sizeof(dat) - i))
84 {
85 errors++;
86 sfprintf(sfstdout, "test %02d total buffer decode size %ld failed\n", testno, t);
87 continue;
88 }
89 if (memcmp(dat + i, tst, sizeof(dat) - i))
90 {
91 errors++;
92 sfprintf(sfstdout, "test %02d right buffer decode failed\n", testno);
93 continue;
94 }
95 t = base64decode(buf, l + r, NiL, tst, sizeof(tst), NiL);
96 if (t != sizeof(dat))
97 {
98 errors++;
99 sfprintf(sfstdout, "test %02d total buffer decode size %ld failed\n", testno, t);
100 continue;
101 }
102 if (memcmp(dat, tst, sizeof(dat)))
103 {
104 errors++;
105 sfprintf(sfstdout, "test %02d total buffer decode failed\n", testno);
106 continue;
107 }
108 }
109 for (r = 0; r <= sizeof(pat); r++)
110 {
111 testno++;
112 memset(tst, '*', sizeof(pat));
113 tst[sizeof(pat)-1] = 0;
114 t = base64decode(en, sizeof(en)-1, NiL, tst, r, NiL);
115 if (t != (sizeof(de)-1))
116 {
117 sfprintf(sfstdout, "decode size %r failed, %r expected\n", t, sizeof(de)-1);
118 errors++;
119 }
120 else
121 {
122 memset(pat, '*', sizeof(pat));
123 pat[sizeof(pat)-1] = 0;
124 memcpy(pat, de, r >= sizeof(de) ? sizeof(de) : r);
125 if (memcmp(tst, pat, sizeof(pat)))
126 {
127 sfprintf(sfstdout, "decode failed, \"%s\" != \"%s\"\n", tst, pat);
128 errors++;
129 }
130 }
131 }
132 sfprintf(sfstdout, "TEST base64, %d test%s", testno, testno == 1 ? "" : "s");
133 sfprintf(sfstdout, ", %d error%s\n", errors, errors == 1 ? "" : "s");
134 return 0;
135 }
136