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#include <pthread.h>
#include <stdio.h>
#include <string.h>
#include <unistd.h>
#include <rpc/rpc.h>
#include <arpa/inet.h>
#define PROGNUM 1234
#define VERSNUM 1
#define PROCNUM 1
#define PROCQUIT 2
static int exitcode;
struct rpc_arg
{
CLIENT *client;
u_long proc;
};
static void
dispatch(struct svc_req *request, SVCXPRT *xprt)
{
svc_sendreply(xprt, (xdrproc_t)xdr_void, 0);
if (request->rq_proc == PROCQUIT)
exit (0);
}
static void
test_one_call (struct rpc_arg *a)
{
struct timeval tout = { 60, 0 };
enum clnt_stat result;
printf ("test_one_call: ");
result = clnt_call (a->client, a->proc,
(xdrproc_t) xdr_void, 0,
(xdrproc_t) xdr_void, 0, tout);
if (result == RPC_SUCCESS)
puts ("success");
else
{
clnt_perrno (result);
putchar ('\n');
exitcode = 1;
}
}
static void *
thread_wrapper (void *arg)
{
struct rpc_arg a;
a.client = (CLIENT *)arg;
a.proc = PROCNUM;
test_one_call (&a);
a.client = (CLIENT *)arg;
a.proc = PROCQUIT;
test_one_call (&a);
return 0;
}
int
main (void)
{
pthread_t tid;
pid_t pid;
int err;
SVCXPRT *svx;
CLIENT *clnt;
struct sockaddr_in sin;
struct timeval wait = { 5, 0 };
int sock = RPC_ANYSOCK;
struct rpc_arg a;
svx = svcudp_create (RPC_ANYSOCK);
svc_register (svx, PROGNUM, VERSNUM, dispatch, 0);
pid = fork ();
if (pid == -1)
{
perror ("fork");
return 1;
}
if (pid == 0)
svc_run ();
inet_aton ("127.0.0.1", &sin.sin_addr);
sin.sin_port = htons (svx->xp_port);
sin.sin_family = AF_INET;
clnt = clntudp_create (&sin, PROGNUM, VERSNUM, wait, &sock);
a.client = clnt;
a.proc = PROCNUM;
/* Test in this thread */
test_one_call (&a);
/* Test in a child thread */
err = pthread_create (&tid, 0, thread_wrapper, (void *) clnt);
if (err)
fprintf (stderr, "pthread_create: %s\n", strerror (err));
err = pthread_join (tid, 0);
if (err)
fprintf (stderr, "pthread_join: %s\n", strerror (err));
return exitcode;
}
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