[libsoup] fuzzing: Add basic coverage of soup_date_time_new_from_http_string()

[Patrick Griffis <pgriffis src gnome org>]

commit 8659860b2afc3fe3c2615b295fe98f4c91d16315
Author: Patrick Griffis <pgriffis igalia com>
Date:   Thu Dec 17 08:31:28 2020 -0600

    fuzzing: Add basic coverage of soup_date_time_new_from_http_string()

 fuzzing/fuzz_date_time.c | 17 +++++++++++++++++
 fuzzing/meson.build      |  1 +
 2 files changed, 18 insertions(+)
---
diff --git a/fuzzing/fuzz_date_time.c b/fuzzing/fuzz_date_time.c
new file mode 100644
index 00000000..9468f1cd
--- /dev/null
+++ b/fuzzing/fuzz_date_time.c
@@ -0,0 +1,17 @@
+#include "fuzz.h"
+
+int
+LLVMFuzzerTestOneInput (const unsigned char *data, size_t size)
+{
+        // We only accept NUL terminated strings
+        if (!size || data[size - 1] != '\0')
+                return 0;
+
+        fuzz_set_logging_func ();
+
+        GDateTime *dt = soup_date_time_new_from_http_string ((const char*)data);
+
+        g_clear_pointer (&dt, g_date_time_unref);
+
+        return 0;
+}
\ No newline at end of file
diff --git a/fuzzing/meson.build b/fuzzing/meson.build
index 23777450..b14cbb50 100644
--- a/fuzzing/meson.build
+++ b/fuzzing/meson.build
@@ -4,6 +4,7 @@ fuzz_targets = [
   'fuzz_decode_data_uri',
   'fuzz_cookie_parse',
   'fuzz_content_sniffer',
+  'fuzz_date_time',
 ]
 
 fuzzing_args = '-fsanitize=fuzzer,address,undefined'