Mini Shell

/* @(#)spray.x	2.1 88/08/01 4.0 RPCSRC */

/*
 * Copyright (c) 2010, Oracle America, Inc.
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are
 * met:
 *
 *     * Redistributions of source code must retain the above copyright
 *       notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above
 *       copyright notice, this list of conditions and the following
 *       disclaimer in the documentation and/or other materials
 *       provided with the distribution.
 *     * Neither the name of the "Oracle America, Inc." nor the names of its
 *       contributors may be used to endorse or promote products derived
 *       from this software without specific prior written permission.
 *
 *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
 *   FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
 *   COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
 *   INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 *   DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
 *   GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 *   INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
 *   WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
 *   NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

/*
 * Spray a server with packets
 * Useful for testing flakiness of network interfaces
 */

const SPRAYMAX = 8845;	/* max amount can spray */

/*
 * GMT since 0:00, 1 January 1970
 */
struct spraytimeval {
	unsigned int sec;
	unsigned int usec;
};

/*
 * spray statistics
 */
struct spraycumul {
	unsigned int counter;
	spraytimeval clock;
};

/*
 * spray data
 */
typedef opaque sprayarr<SPRAYMAX>;

program SPRAYPROG {
	version SPRAYVERS {
		/*
		 * Just throw away the data and increment the counter
		 * This call never returns, so the client should always
		 * time it out.
		 */
		void
		SPRAYPROC_SPRAY(sprayarr) = 1;

		/*
		 * Get the value of the counter and elapsed time  since
		 * last CLEAR.
		 */
		spraycumul
		SPRAYPROC_GET(void) = 2;

		/*
		 * Clear the counter and reset the elapsed time
		 */
		void
		SPRAYPROC_CLEAR(void) = 3;
	} = 1;
} = 100012;