2 * Copyright 2016-2018 The OpenSSL Project Authors. All Rights Reserved.
4 * Licensed under the OpenSSL licenses, (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 * https://www.openssl.org/source/license.html
8 * or in the file LICENSE in the source distribution.
12 * Given a list of files, run each of them through the fuzzer. Note that
13 * failure will be indicated by some kind of crash. Switching on things like
14 * asan improves the test.
21 #include <openssl/crypto.h>
23 #include "internal/o_dir.h"
25 #if defined(_WIN32) && defined(_MAX_PATH)
26 # define PATH_MAX _MAX_PATH
30 # define PATH_MAX 4096
33 # if !defined(S_ISREG)
34 # define S_ISREG(m) ((m) & S_IFREG)
37 static void testfile(const char *pathname)
44 if (stat(pathname, &st) < 0 || !S_ISREG(st.st_mode))
46 printf("# %s\n", pathname);
48 f = fopen(pathname, "rb");
51 buf = malloc(st.st_size);
53 s = fread(buf, 1, st.st_size, f);
54 OPENSSL_assert(s == (size_t)st.st_size);
55 FuzzerTestOneInput(buf, s);
61 int main(int argc, char **argv) {
64 FuzzerInitialize(&argc, &argv);
66 for (n = 1; n < argc; ++n) {
67 size_t dirname_len = strlen(argv[n]);
68 const char *filename = NULL;
69 char *pathname = NULL;
70 OPENSSL_DIR_CTX *ctx = NULL;
74 * We start with trying to read the given path as a directory.
76 while ((filename = OPENSSL_DIR_read(&ctx, argv[n])) != NULL) {
78 if (pathname == NULL) {
79 pathname = malloc(PATH_MAX);
82 strcpy(pathname, argv[n]);
84 if (strchr(":<]", pathname[dirname_len - 1]) == NULL)
86 pathname[dirname_len++] = '/';
87 pathname[dirname_len] = '\0';
89 strcpy(pathname + dirname_len, filename);
92 OPENSSL_DIR_end(&ctx);
94 /* If it wasn't a directory, treat it as a file instead */