1 /* Copyright 2021 Google LLC
2 Licensed under the Apache License, Version 2.0 (the "License");
3 you may not use this file except in compliance with the License.
4 You may obtain a copy of the License at
5 http://www.apache.org/licenses/LICENSE-2.0
6 Unless required by applicable law or agreed to in writing, software
7 distributed under the License is distributed on an "AS IS" BASIS,
8 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
9 See the License for the specific language governing permissions and
10 limitations under the License.
11 */
12 #include <stdint.h>
13 #include <stdlib.h>
14 #include <string.h>
15
16 #include "base64.h"
17
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)18 int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
19 if (size > 500) {
20 return 0;
21 }
22
23 char *new_str = (char *)malloc(size + 1);
24 if (new_str == NULL) {
25 return 0;
26 }
27 memcpy(new_str, data, size);
28 new_str[size] = '\0';
29
30 char *str = NULL;
31 openvpn_base64_encode(data, size, &str);
32 if(str != NULL) {
33 free(str);
34 }
35
36 uint16_t outsize = 10000;
37 char *output_buf = (char *)malloc(outsize);
38 openvpn_base64_decode(new_str, output_buf, outsize);
39 free(output_buf);
40
41 free(new_str);
42 return 0;
43 }
44