#if !defined(lint) && defined(SCCSIDS)
static char sccsid[] = "@(#)clnt_simple.c 1.35 87/08/11 Copyr 1984 Sun Micro";
#endif
#include <stdio.h>
#include <unistd.h>
#include <gssrpc/rpc.h>
#include <sys/socket.h>
#include <netdb.h>
#include <string.h>
static struct callrpc_private {
CLIENT *client;
int socket;
int oldprognum, oldversnum, valid;
char *oldhost;
} *callrpc_private;
int
gssrpc_callrpc(host, prognum, versnum, procnum, inproc, in, outproc, out)
char *host;
xdrproc_t inproc, outproc;
rpc_u_int32 prognum, versnum, procnum;
char *in, *out;
{
register struct callrpc_private *crp = callrpc_private;
struct sockaddr_in server_addr;
enum clnt_stat clnt_stat;
struct hostent *hp;
struct timeval timeout, tottimeout;
if (crp == 0) {
crp = (struct callrpc_private *)calloc(1, sizeof (*crp));
if (crp == 0)
return (0);
callrpc_private = crp;
}
if (crp->oldhost == NULL) {
crp->oldhost = mem_alloc(256);
if (crp->oldhost == 0)
return 0;
crp->oldhost[0] = 0;
crp->socket = RPC_ANYSOCK;
}
if (crp->valid && crp->oldprognum == prognum && crp->oldversnum == versnum
&& strcmp(crp->oldhost, host) == 0) {
} else {
crp->valid = 0;
(void)close(crp->socket);
crp->socket = RPC_ANYSOCK;
if (crp->client) {
clnt_destroy(crp->client);
crp->client = NULL;
}
if ((hp = gethostbyname(host)) == NULL)
return ((int) RPC_UNKNOWNHOST);
timeout.tv_usec = 0;
timeout.tv_sec = 5;
memmove((char *)&server_addr.sin_addr, hp->h_addr,
sizeof(server_addr.sin_addr));
server_addr.sin_family = AF_INET;
server_addr.sin_port = 0;
if ((crp->client = clntudp_create(&server_addr, (rpc_u_int32)prognum,
(rpc_u_int32)versnum, timeout, &crp->socket)) == NULL)
return ((int) rpc_createerr.cf_stat);
crp->valid = 1;
crp->oldprognum = prognum;
crp->oldversnum = versnum;
(void) strncpy(crp->oldhost, host, 255);
crp->oldhost[255] = '\0';
}
tottimeout.tv_sec = 25;
tottimeout.tv_usec = 0;
clnt_stat = clnt_call(crp->client, procnum, inproc, in,
outproc, out, tottimeout);
if (clnt_stat != RPC_SUCCESS)
crp->valid = 0;
return ((int) clnt_stat);
}