Spray Packets Program (rpcgen)

Refer to the notes section on the spray(1M) man page for information about using this tool.

Example D-6 rpcgen program: spray.x

/*
 * Copyright (c) 1987, 1991 by Sun Microsystems, Inc.
 */

/* from spray.x */

#ifdef RPC_HDR
#pragma ident "@(#)spray.h  1.2  91/09/17 SMI"
#endif

/*
 * 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;