1 files changed, 56 insertions, 0 deletions
diff --git a/examples/file/persistent-file.c b/examples/file/persistent-file.c
new file mode 100644
index 00000000..205c9e4f
--- /dev/null
+++ b/examples/file/persistent-file.c
@@ -0,0 +1,56 @@
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <fcntl.h>
+#include <libhfuzz/libhfuzz.h>
+#include <setjmp.h>
+#include <stdint.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <sys/stat.h>
+#include <sys/types.h>
+#include <unistd.h>
+
+#include "magic.h"
+
+/*
+ * Compile as:
+ * honggfuzz/hfuzz_cc/hfuzz-clang -I ./file-5.37/ honggfuzz/examples/file/persistent-file.c -o
+ * persistent-file ./file-5.37/src/.libs/libmagic.a -lz
+ */
+
+magic_t ms = NULL;
+int LLVMFuzzerInitialize(int* argc, char*** argv) {
+    ms = magic_open(MAGIC_CONTINUE | MAGIC_CHECK | MAGIC_COMPRESS);
+    if (ms == NULL) {
+        fprintf(stderr, "magic_open() failed\n");
+        abort();
+        return 1;
+    }
+    const char* magic_file = "/usr/share/misc/magic.mgc";
+    if (*argc > 1) {
+        magic_file = (*argv)[1];
+    }
+    if (magic_load(ms, magic_file) == -1) {
+        fprintf(stderr, "magic_load() failed: %s\n", magic_error(ms));
+        magic_close(ms);
+        abort();
+        return 1;
+    }
+    return 0;
+}
+
+int LLVMFuzzerTestOneInput(const uint8_t* buf, size_t len) {
+    const char* type = magic_buffer(ms, buf, len);
+    if (type == NULL) {
+        printf("Type: [unknown]: %s\n", magic_error(ms));
+    } else {
+        printf("Type: '%s'\n", type);
+    }
+    return 0;
+}
+
+#ifdef __cplusplus
+}
+#endif