1 /***************************************************************************
2 * _ _ ____ _
3 * Project ___| | | | _ \| |
4 * / __| | | | |_) | |
5 * | (__| |_| | _ <| |___
6 * \___|\___/|_| \_\_____|
7 *
8 * Copyright (C) 1998 - 2020, Daniel Stenberg, <daniel@haxx.se>, et al.
9 *
10 * This software is licensed as described in the file COPYING, which
11 * you should have received as part of this distribution. The terms
12 * are also available at https://curl.haxx.se/docs/copyright.html.
13 *
14 * You may opt to use, copy, modify, merge, publish, distribute and/or sell
15 * copies of the Software, and permit persons to whom the Software is
16 * furnished to do so, under the terms of the COPYING file.
17 *
18 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
19 * KIND, either express or implied.
20 *
21 ***************************************************************************/
22 #include "curlcheck.h"
23
24 #include "urldata.h"
25 #include "url.h" /* for Curl_safefree */
26 #include "curl_base64.h"
27 #include "memdebug.h" /* LAST include file */
28
29 static struct Curl_easy *data;
30
unit_setup(void)31 static CURLcode unit_setup(void)
32 {
33 int res = CURLE_OK;
34
35 global_init(CURL_GLOBAL_ALL);
36 data = curl_easy_init();
37 if(!data)
38 return CURLE_OUT_OF_MEMORY;
39 return res;
40 }
41
unit_stop(void)42 static void unit_stop(void)
43 {
44 curl_easy_cleanup(data);
45 curl_global_cleanup();
46 }
47
48 UNITTEST_START
49
50 char *output;
51 unsigned char *decoded;
52 size_t size = 0;
53 unsigned char anychar = 'x';
54 CURLcode rc;
55
56 rc = Curl_base64_encode(data, "i", 1, &output, &size);
57 fail_unless(rc == CURLE_OK, "return code should be CURLE_OK");
58 fail_unless(size == 4, "size should be 4");
59 verify_memory(output, "aQ==", 4);
60 Curl_safefree(output);
61
62 rc = Curl_base64_encode(data, "ii", 2, &output, &size);
63 fail_unless(rc == CURLE_OK, "return code should be CURLE_OK");
64 fail_unless(size == 4, "size should be 4");
65 verify_memory(output, "aWk=", 4);
66 Curl_safefree(output);
67
68 rc = Curl_base64_encode(data, "iii", 3, &output, &size);
69 fail_unless(rc == CURLE_OK, "return code should be CURLE_OK");
70 fail_unless(size == 4, "size should be 4");
71 verify_memory(output, "aWlp", 4);
72 Curl_safefree(output);
73
74 rc = Curl_base64_encode(data, "iiii", 4, &output, &size);
75 fail_unless(rc == CURLE_OK, "return code should be CURLE_OK");
76 fail_unless(size == 8, "size should be 8");
77 verify_memory(output, "aWlpaQ==", 8);
78 Curl_safefree(output);
79
80 rc = Curl_base64_encode(data, "\xff\x01\xfe\x02", 4, &output, &size);
81 fail_unless(rc == CURLE_OK, "return code should be CURLE_OK");
82 fail_unless(size == 8, "size should be 8");
83 verify_memory(output, "/wH+Ag==", 8);
84 Curl_safefree(output);
85
86 rc = Curl_base64url_encode(data, "\xff\x01\xfe\x02", 4, &output, &size);
87 fail_unless(rc == CURLE_OK, "return code should be CURLE_OK");
88 fail_unless(size == 8, "size should be 8");
89 verify_memory(output, "_wH-Ag==", 8);
90 Curl_safefree(output);
91
92 rc = Curl_base64url_encode(data, "iiii", 4, &output, &size);
93 fail_unless(rc == CURLE_OK, "return code should be CURLE_OK");
94 fail_unless(size == 8, "size should be 8");
95 verify_memory(output, "aWlpaQ==", 8);
96 Curl_safefree(output);
97
98 /* 0 length makes it do strlen() */
99 rc = Curl_base64_encode(data, "iiii", 0, &output, &size);
100 fail_unless(rc == CURLE_OK, "return code should be CURLE_OK");
101 fail_unless(size == 8, "size should be 8");
102 verify_memory(output, "aWlpaQ==", 8);
103 Curl_safefree(output);
104
105 rc = Curl_base64_decode("aWlpaQ==", &decoded, &size);
106 fail_unless(rc == CURLE_OK, "return code should be CURLE_OK");
107 fail_unless(size == 4, "size should be 4");
108 verify_memory(decoded, "iiii", 4);
109 Curl_safefree(decoded);
110
111 rc = Curl_base64_decode("aWlp", &decoded, &size);
112 fail_unless(rc == CURLE_OK, "return code should be CURLE_OK");
113 fail_unless(size == 3, "size should be 3");
114 verify_memory(decoded, "iii", 3);
115 Curl_safefree(decoded);
116
117 rc = Curl_base64_decode("aWk=", &decoded, &size);
118 fail_unless(rc == CURLE_OK, "return code should be CURLE_OK");
119 fail_unless(size == 2, "size should be 2");
120 verify_memory(decoded, "ii", 2);
121 Curl_safefree(decoded);
122
123 rc = Curl_base64_decode("aQ==", &decoded, &size);
124 fail_unless(rc == CURLE_OK, "return code should be CURLE_OK");
125 fail_unless(size == 1, "size should be 1");
126 verify_memory(decoded, "i", 2);
127 Curl_safefree(decoded);
128
129 /* This is illegal input as the data is too short */
130 size = 1; /* not zero */
131 decoded = &anychar; /* not NULL */
132 rc = Curl_base64_decode("aQ", &decoded, &size);
133 fail_unless(rc == CURLE_BAD_CONTENT_ENCODING,
134 "return code should be CURLE_BAD_CONTENT_ENCODING");
135 fail_unless(size == 0, "size should be 0");
136 fail_if(decoded, "returned pointer should be NULL");
137
138 /* This is illegal input as it contains three padding characters */
139 size = 1; /* not zero */
140 decoded = &anychar; /* not NULL */
141 rc = Curl_base64_decode("a===", &decoded, &size);
142 fail_unless(rc == CURLE_BAD_CONTENT_ENCODING,
143 "return code should be CURLE_BAD_CONTENT_ENCODING");
144 fail_unless(size == 0, "size should be 0");
145 fail_if(decoded, "returned pointer should be NULL");
146
147 /* This is illegal input as it contains a padding character mid input */
148 size = 1; /* not zero */
149 decoded = &anychar; /* not NULL */
150 rc = Curl_base64_decode("a=Q=", &decoded, &size);
151 fail_unless(rc == CURLE_BAD_CONTENT_ENCODING,
152 "return code should be CURLE_BAD_CONTENT_ENCODING");
153 fail_unless(size == 0, "size should be 0");
154 fail_if(decoded, "returned pointer should be NULL");
155
156 /* This is garbage input as it contains an illegal base64 character */
157 size = 1; /* not zero */
158 decoded = &anychar; /* not NULL */
159 rc = Curl_base64_decode("a\x1f==", &decoded, &size);
160 fail_unless(rc == CURLE_BAD_CONTENT_ENCODING,
161 "return code should be CURLE_BAD_CONTENT_ENCODING");
162 fail_unless(size == 0, "size should be 0");
163 fail_if(decoded, "returned pointer should be NULL");
164
165 UNITTEST_STOP
166