Libav
base64.c
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1 /*
2  * This file is part of Libav.
3  *
4  * Libav 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  * Libav 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
15  * License along with Libav; if not, write to the Free Software
16  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
17  */
18 
19 #include <stdint.h>
20 #include <stdio.h>
21 
22 #include "libavutil/common.h"
23 #include "libavutil/base64.h"
24 
25 #define MAX_DATA_SIZE 1024
26 #define MAX_ENCODED_SIZE 2048
27 
28 static int test_encode_decode(const uint8_t *data, unsigned int data_size,
29  const char *encoded_ref)
30 {
31  char encoded[MAX_ENCODED_SIZE];
32  uint8_t data2[MAX_DATA_SIZE];
33  int data2_size, max_data2_size = MAX_DATA_SIZE;
34 
35  if (!av_base64_encode(encoded, MAX_ENCODED_SIZE, data, data_size)) {
36  printf("Failed: cannot encode the input data\n");
37  return 1;
38  }
39  if (encoded_ref && strcmp(encoded, encoded_ref)) {
40  printf("Failed: encoded string differs from reference\n"
41  "Encoded:\n%s\nReference:\n%s\n", encoded, encoded_ref);
42  return 1;
43  }
44 
45  if ((data2_size = av_base64_decode(data2, encoded, max_data2_size)) < 0) {
46  printf("Failed: cannot decode the encoded string\n"
47  "Encoded:\n%s\n", encoded);
48  return 1;
49  }
50  if (memcmp(data2, data, data_size)) {
51  printf("Failed: encoded/decoded data differs from original data\n");
52  return 1;
53  }
54 
55  printf("Passed!\n");
56  return 0;
57 }
58 
59 int main(void)
60 {
61  int i, error_count = 0;
62  struct test {
63  const uint8_t *data;
64  const char *encoded_ref;
65  } tests[] = {
66  { "", ""},
67  { "1", "MQ=="},
68  { "22", "MjI="},
69  { "333", "MzMz"},
70  { "4444", "NDQ0NA=="},
71  { "55555", "NTU1NTU="},
72  { "666666", "NjY2NjY2"},
73  { "abc:def", "YWJjOmRlZg=="},
74  };
75 
76  printf("Encoding/decoding tests\n");
77  for (i = 0; i < FF_ARRAY_ELEMS(tests); i++)
78  error_count += test_encode_decode(tests[i].data, strlen(tests[i].data), tests[i].encoded_ref);
79 
80  if (error_count)
81  printf("Error Count: %d.\n", error_count);
82 
83  return !!error_count;
84 }
static int test_encode_decode(const uint8_t *data, unsigned int data_size, const char *encoded_ref)
Definition: base64.c:28
#define MAX_DATA_SIZE
Definition: base64.c:25
#define MAX_ENCODED_SIZE
Definition: base64.c:26
#define FF_ARRAY_ELEMS(a)
uint8_t
const char data[16]
Definition: mxf.c:70
char * av_base64_encode(char *out, int out_size, const uint8_t *in, int in_size)
Encode data to base64 and null-terminate.
Definition: base64.c:72
static const struct @172 tests[]
static void test(const char *pattern, const char *host)
Definition: noproxy.c:23
int main(void)
Definition: base64.c:59
common internal and external API header
int av_base64_decode(uint8_t *out, const char *in, int out_size)
Decode a base64-encoded string.
Definition: base64.c:45