Merge pull request #1046 from WorksButNotTested/osx-lib

Changes to add additional FASAN configurations to osx-lib

1 files changed, 40 insertions, 0 deletions

diff --git a/frida_mode/test/osx-lib/harness3.c b/frida_mode/test/osx-lib/harness3.c
new file mode 100644
index 00000000..83983c99
--- /dev/null
+++ b/frida_mode/test/osx-lib/harness3.c
@@ -0,0 +1,40 @@
+#include <string.h>
+#include <assert.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <dlfcn.h>
+
+
+extern void crashme(const uint8_t *Data, size_t Size);
+
+int LLVMFuzzerTestOneInput(const unsigned char* data, size_t size){
+    crashme(data, size);
+    return 0;
+}
+
+void run (int argc, const char * argv[])
+{
+    for (int i = 1; i < argc; i++) {
+        fprintf(stderr, "Running: %s\n", argv[i]);
+        FILE *f = fopen(argv[i], "r");
+        assert(f);
+        fseek(f, 0, SEEK_END);
+        size_t len = ftell(f);
+        fseek(f, 0, SEEK_SET);
+        unsigned char *buf = (unsigned char*)malloc(len);
+        size_t n_read = fread(buf, 1, len, f);
+        fclose(f);
+        assert(n_read == len);
+        LLVMFuzzerTestOneInput(buf, len);
+        free(buf);
+        fprintf(stderr, "Done:    %s: (%zd bytes)\n", argv[i], n_read);
+    }
+}
+
+int main(int argc, const char * argv[])
+{
+
+    run(argc, argv);
+
+    return 0;
+}