+ InitGraphicInfo_EM();
+ }
+}
+
+void OpenURL(char *url)
+{
+ SDL_OpenURL(url);
+}
+
+void OpenURLFromHash(SetupFileHash *hash, int hash_key)
+{
+ OpenURL(getHashEntry(hash, int2str(hash_key, 0)));
+}
+
+
+// ============================================================================
+// tests
+// ============================================================================
+
+#if defined(PLATFORM_WIN32)
+/* FILETIME of Jan 1 1970 00:00:00. */
+static const unsigned __int64 epoch = ((unsigned __int64) 116444736000000000ULL);
+
+/*
+ * timezone information is stored outside the kernel so tzp isn't used anymore.
+ *
+ * Note: this function is not for Win32 high precision timing purpose. See
+ * elapsed_time().
+ */
+static int gettimeofday_windows(struct timeval * tp, struct timezone * tzp)
+{
+ FILETIME file_time;
+ SYSTEMTIME system_time;
+ ULARGE_INTEGER ularge;
+
+ GetSystemTime(&system_time);
+ SystemTimeToFileTime(&system_time, &file_time);
+ ularge.LowPart = file_time.dwLowDateTime;
+ ularge.HighPart = file_time.dwHighDateTime;
+
+ tp->tv_sec = (long) ((ularge.QuadPart - epoch) / 10000000L);
+ tp->tv_usec = (long) (system_time.wMilliseconds * 1000);
+
+ return 0;
+}
+#endif
+
+static char *test_init_uuid_random_function_simple(void)
+{
+ static char seed_text[100];
+ unsigned int seed = InitSimpleRandom(NEW_RANDOMIZE);
+
+ sprintf(seed_text, "%d", seed);
+
+ return seed_text;
+}
+
+static char *test_init_uuid_random_function_better(void)
+{
+ static char seed_text[100];
+ struct timeval current_time;
+
+ gettimeofday(¤t_time, NULL);
+
+ prng_seed_bytes(¤t_time, sizeof(current_time));
+
+ sprintf(seed_text, "%ld.%ld",
+ (long)current_time.tv_sec,
+ (long)current_time.tv_usec);
+
+ return seed_text;
+}
+
+#if defined(PLATFORM_WIN32)
+static char *test_init_uuid_random_function_better_windows(void)
+{
+ static char seed_text[100];
+ struct timeval current_time;
+
+ gettimeofday_windows(¤t_time, NULL);
+
+ prng_seed_bytes(¤t_time, sizeof(current_time));
+
+ sprintf(seed_text, "%ld.%ld",
+ (long)current_time.tv_sec,
+ (long)current_time.tv_usec);
+
+ return seed_text;
+}
+#endif
+
+static unsigned int test_uuid_random_function_simple(int max)
+{
+ return GetSimpleRandom(max);
+}
+
+static unsigned int test_uuid_random_function_better(int max)
+{
+ return (max > 0 ? prng_get_uint() % max : 0);
+}
+
+#if defined(PLATFORM_WIN32)
+#define NUM_UUID_TESTS 3
+#else
+#define NUM_UUID_TESTS 2
+#endif
+
+static void TestGeneratingUUIDs_RunTest(int nr, int always_seed, int num_uuids)
+{
+ struct hashtable *hash_seeds =
+ create_hashtable(16, 0.75, get_hash_from_key, hash_keys_are_equal);
+ struct hashtable *hash_uuids =
+ create_hashtable(16, 0.75, get_hash_from_key, hash_keys_are_equal);
+ static char message[100];
+ int i;
+
+ char *random_name = (nr == 0 ? "simple" : "better");
+ char *random_type = (always_seed ? "always" : "only once");
+ char *(*init_random_function)(void) =
+ (nr == 0 ?
+ test_init_uuid_random_function_simple :
+ test_init_uuid_random_function_better);
+ unsigned int (*random_function)(int) =
+ (nr == 0 ?
+ test_uuid_random_function_simple :
+ test_uuid_random_function_better);
+ int xpos = 40;
+
+#if defined(PLATFORM_WIN32)
+ if (nr == 2)
+ {
+ random_name = "windows";
+ init_random_function = test_init_uuid_random_function_better_windows;