+/**
+ * Start a single service (no ARM, except of course if the given
+ * service name is 'arm') and run a test using the testing library.
+ * Starts a service using the given configuration and then invokes the
+ * given callback. This function ALSO initializes the scheduler loop
+ * and should thus be called directly from "main". The testcase
+ * should self-terminate by invoking 'GNUNET_SCHEDULER_shutdown'.
+ *
+ * This function is useful if the testcase is for a single service
+ * and if that service doesn't itself depend on other services.
+ *
+ * @param testdir only the directory name without any path. This is used for
+ * all service homes; the directory will be created in a temporary
+ * location depending on the underlying OS
+ * @param service_name name of the service to run
+ * @param cfgfilename name of the configuration file to use;
+ * use NULL to only run with defaults
+ * @param tm main function of the testcase
+ * @param tm_cls closure for 'tm'
+ * @return 0 on success, 1 on error
+ */
+int
+GNUNET_TESTING_service_run (const char *testdir,
+ const char *service_name,
+ const char *cfgfilename,
+ GNUNET_TESTING_TestMain tm,
+ void *tm_cls);
+
+
+/**
+ * Sometimes we use the binary name to determine which specific
+ * test to run. In those cases, the string after the last "_"
+ * in 'argv[0]' specifies a string that determines the configuration
+ * file or plugin to use.
+ *
+ * This function returns the respective substring, taking care
+ * of issues such as binaries ending in '.exe' on W32.
+ *
+ * @param argv0 the name of the binary
+ * @return string between the last '_' and the '.exe' (or the end of the string),
+ * NULL if argv0 has no '_'
+ */
+char *
+GNUNET_TESTING_get_testname_from_underscore (const char *argv0);
+