1 #include <stdint.h>
2 #include <stdlib.h>
3 #include <stdio.h>
4
5 /* This file doesn't use any Mbed TLS function, but grab config.h anyway
6 * in case it contains platform-specific #defines related to malloc or
7 * stdio functions. */
8 #if !defined(MBEDTLS_CONFIG_FILE)
9 #include "mbedtls/config.h"
10 #else
11 #include MBEDTLS_CONFIG_FILE
12 #endif
13
14 int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size);
15
main(int argc,char ** argv)16 int main(int argc, char** argv)
17 {
18 FILE * fp;
19 uint8_t *Data;
20 size_t Size;
21
22 if (argc != 2) {
23 return 1;
24 }
25 //opens the file, get its size, and reads it into a buffer
26 fp = fopen(argv[1], "rb");
27 if (fp == NULL) {
28 return 2;
29 }
30 if (fseek(fp, 0L, SEEK_END) != 0) {
31 fclose(fp);
32 return 2;
33 }
34 Size = ftell(fp);
35 if (Size == (size_t) -1) {
36 fclose(fp);
37 return 2;
38 }
39 if (fseek(fp, 0L, SEEK_SET) != 0) {
40 fclose(fp);
41 return 2;
42 }
43 Data = malloc(Size);
44 if (Data == NULL) {
45 fclose(fp);
46 return 2;
47 }
48 if (fread(Data, Size, 1, fp) != 1) {
49 free(Data);
50 fclose(fp);
51 return 2;
52 }
53
54 //lauch fuzzer
55 LLVMFuzzerTestOneInput(Data, Size);
56 free(Data);
57 fclose(fp);
58 return 0;
59 }
60
61