libc/rpc/svc_dg.c

69 #define	su_data(xprt)	((struct svc_dg_data *)(xprt->xp_p2))
70 #define	rpc_buffer(xprt) ((xprt)->xp_p1)
90  *	xprt = svc_dg_create(sock, sendsize, recvsize);
92  * Once *xprt is initialized, it is registered.
107 	SVCXPRT *xprt;
127 	xprt = svc_xprt_alloc();
128 	if (xprt == NULL)
135 	if ((rpc_buffer(xprt) = mem_alloc(su->su_iosz)) == NULL)
137 	xdrmem_create(&(su->su_xdrs), rpc_buffer(xprt), su->su_iosz,
140 	xprt->xp_fd = fd;
141 	xprt->xp_p2 = su;
142 	xprt->xp_verf.oa_base = su->su_verfbody;
143 	svc_dg_ops(xprt);
144 	xprt->xp_rtaddr.maxlen = sizeof (struct sockaddr_storage);
151 	xprt->xp_ltaddr.buf = mem_alloc(sizeof (struct sockaddr_storage));
152 	xprt->xp_ltaddr.maxlen = sizeof (struct sockaddr_storage);
153 	xprt->xp_ltaddr.len = slen;
154 	memcpy(xprt->xp_ltaddr.buf, &ss, slen);
173 	xprt_register(xprt);
174 	return (xprt);
178 	if (xprt) {
181 		svc_xprt_free(xprt);
188 svc_dg_stat(SVCXPRT *xprt)
249 svc_dg_recv(SVCXPRT *xprt, struct rpc_msg *msg)
251 	struct svc_dg_data *su = su_data(xprt);
261 	rlen = svc_dg_recvfrom(xprt->xp_fd, rpc_buffer(xprt), su->su_iosz,
268 	if (xprt->xp_rtaddr.len < alen) {
269 		if (xprt->xp_rtaddr.len != 0)
270 			mem_free(xprt->xp_rtaddr.buf, xprt->xp_rtaddr.len);
271 		xprt->xp_rtaddr.buf = mem_alloc(alen);
272 		xprt->xp_rtaddr.len = alen;
274 	memcpy(xprt->xp_rtaddr.buf, &ss, alen);
277 		xprt->xp_raddr = *(struct sockaddr_in *)xprt->xp_rtaddr.buf;
278 		xprt->xp_addrlen = sizeof (struct sockaddr_in);
288 		if (cache_get(xprt, msg, &reply, &replylen)) {
289 			(void)_sendto(xprt->xp_fd, reply, replylen, 0,
332 svc_dg_reply(SVCXPRT *xprt, struct rpc_msg *msg)
334 	struct svc_dg_data *su = su_data(xprt);
352 		    !SVCAUTH_WRAP(&SVC_AUTH(xprt), xdrs, xdr_proc, xdr_where))
359 		if (svc_dg_sendto(xprt->xp_fd, rpc_buffer(xprt), slen,
360 		    (struct sockaddr *)xprt->xp_rtaddr.buf,
361 		    (socklen_t)xprt->xp_rtaddr.len,
366 				cache_set(xprt, slen);
373 svc_dg_getargs(SVCXPRT *xprt, xdrproc_t xdr_args, void *args_ptr)
377 	assert(xprt != NULL);
378 	su = su_data(xprt);
379 	return (SVCAUTH_UNWRAP(&SVC_AUTH(xprt),
384 svc_dg_freeargs(SVCXPRT *xprt, xdrproc_t xdr_args, void *args_ptr)
386 	XDR *xdrs = &(su_data(xprt)->su_xdrs);
393 svc_dg_destroy(SVCXPRT *xprt)
395 	struct svc_dg_data *su = su_data(xprt);
397 	xprt_unregister(xprt);
398 	if (xprt->xp_fd != -1)
399 		(void)_close(xprt->xp_fd);
401 	(void) mem_free(rpc_buffer(xprt), su->su_iosz);
405 	if (xprt->xp_rtaddr.buf)
406 		(void) mem_free(xprt->xp_rtaddr.buf, xprt->xp_rtaddr.maxlen);
407 	if (xprt->xp_ltaddr.buf)
408 		(void) mem_free(xprt->xp_ltaddr.buf, xprt->xp_ltaddr.maxlen);
409 	free(xprt->xp_tp);
410 	svc_xprt_free(xprt);
415 svc_dg_control(SVCXPRT *xprt, const u_int rq, void *in)
421 svc_dg_ops(SVCXPRT *xprt)
438 	xprt->xp_ops = &ops;
439 	xprt->xp_ops2 = &ops2;
574 cache_set(SVCXPRT *xprt, size_t replylen)
578 	struct svc_dg_data *su = su_data(xprt);
594 		loc = CACHE_LOC(xprt, victim->cache_xid);
626 	if (nconf = getnetconfigent(xprt->xp_netid)) {
627 		uaddr = taddr2uaddr(nconf, &xprt->xp_rtaddr);
637 	victim->cache_reply = rpc_buffer(xprt);
638 	rpc_buffer(xprt) = newbuf;
639 	xdrmem_create(&(su->su_xdrs), rpc_buffer(xprt),
645 	victim->cache_addr = xprt->xp_rtaddr;
646 	victim->cache_addr.buf = ALLOC(char, xprt->xp_rtaddr.len);
647 	(void) memcpy(victim->cache_addr.buf, xprt->xp_rtaddr.buf,
648 	    (size_t)xprt->xp_rtaddr.len);
649 	loc = CACHE_LOC(xprt, victim->cache_xid);
662 cache_get(SVCXPRT *xprt, struct rpc_msg *msg, char **replyp, size_t *replylenp)
666 	struct svc_dg_data *su = su_data(xprt);
674 	loc = CACHE_LOC(xprt, su->su_xid);
680 			ent->cache_addr.len == xprt->xp_rtaddr.len &&
681 			(memcmp(ent->cache_addr.buf, xprt->xp_rtaddr.buf,
682 				xprt->xp_rtaddr.len) == 0)) {
684 			if (nconf = getnetconfigent(xprt->xp_netid)) {
685 				uaddr = taddr2uaddr(nconf, &xprt->xp_rtaddr);