Beispiel #1
0
 /*ARGSUSED*/
static enum xprt_stat
svc_dg_stat(SVCXPRT *xprt)
{
	return SVC_STAT(xprt->xp_parent);
}
Beispiel #2
0
void
svc_getreq_common (const int fd)
{
  enum xprt_stat stat;
  struct rpc_msg msg;
  register SVCXPRT *xprt;
  char cred_area[2 * MAX_AUTH_BYTES + RQCRED_SIZE];
  msg.rm_call.cb_cred.oa_base = cred_area;
  msg.rm_call.cb_verf.oa_base = &(cred_area[MAX_AUTH_BYTES]);

  xprt = xports[fd];
  /* Do we control fd? */
  if (xprt == NULL)
     return;

  /* now receive msgs from xprtprt (support batch calls) */
  do
    {
      if (SVC_RECV (xprt, &msg))
	{
	  /* now find the exported program and call it */
	  struct svc_callout *s;
	  struct svc_req r;
	  enum auth_stat why;
	  rpcvers_t low_vers;
	  rpcvers_t high_vers;
	  int prog_found;

	  r.rq_clntcred = &(cred_area[2 * MAX_AUTH_BYTES]);
	  r.rq_xprt = xprt;
	  r.rq_prog = msg.rm_call.cb_prog;
	  r.rq_vers = msg.rm_call.cb_vers;
	  r.rq_proc = msg.rm_call.cb_proc;
	  r.rq_cred = msg.rm_call.cb_cred;

	  /* first authenticate the message */
	  /* Check for null flavor and bypass these calls if possible */

	  if (msg.rm_call.cb_cred.oa_flavor == AUTH_NULL)
	    {
	      r.rq_xprt->xp_verf.oa_flavor = _null_auth.oa_flavor;
	      r.rq_xprt->xp_verf.oa_length = 0;
	    }
	  else if ((why = _authenticate (&r, &msg)) != AUTH_OK)
	    {
	      svcerr_auth (xprt, why);
	      goto call_done;
	    }

	  /* now match message with a registered service */
	  prog_found = FALSE;
	  low_vers = 0 - 1;
	  high_vers = 0;

	  for (s = svc_head; s != NULL_SVC; s = s->sc_next)
	    {
	      if (s->sc_prog == r.rq_prog)
		{
		  if (s->sc_vers == r.rq_vers)
		    {
		      (*s->sc_dispatch) (&r, xprt);
		      goto call_done;
		    }
		  /* found correct version */
		  prog_found = TRUE;
		  if (s->sc_vers < low_vers)
		    low_vers = s->sc_vers;
		  if (s->sc_vers > high_vers)
		    high_vers = s->sc_vers;
		}
	      /* found correct program */
	    }
	  /* if we got here, the program or version
	     is not served ... */
	  if (prog_found)
	    svcerr_progvers (xprt, low_vers, high_vers);
	  else
	    svcerr_noprog (xprt);
	  /* Fall through to ... */
	}
    call_done:
      if ((stat = SVC_STAT (xprt)) == XPRT_DIED)
	{
	  SVC_DESTROY (xprt);
	  break;
	}
    }
  while (stat == XPRT_MOREREQS);
}
Beispiel #3
0
void
svc_getreq_common(int fd)
{
	enum xprt_stat stat;
	struct rpc_msg msg;
	int prog_found;
	u_long low_vers;
	u_long high_vers;
	struct svc_req r;
	SVCXPRT *xprt;
	char cred_area[2*MAX_AUTH_BYTES + RQCRED_SIZE];

	msg.rm_call.cb_cred.oa_base = cred_area;
	msg.rm_call.cb_verf.oa_base = &(cred_area[MAX_AUTH_BYTES]);
	r.rq_clntcred = &(cred_area[2*MAX_AUTH_BYTES]);

	/* sock has input waiting */
	xprt = xports[fd];
	if (xprt == NULL)
		/* But do we control the fd? */
		return;
	/* now receive msgs from xprtprt (support batch calls) */
	do {
		if (SVC_RECV(xprt, &msg)) {
			/* find the exported program and call it */
			struct svc_callout *s;
			enum auth_stat why;

			r.rq_xprt = xprt;
			r.rq_prog = msg.rm_call.cb_prog;
			r.rq_vers = msg.rm_call.cb_vers;
			r.rq_proc = msg.rm_call.cb_proc;
			r.rq_cred = msg.rm_call.cb_cred;
			/* first authenticate the message */
			if ((why= _authenticate(&r, &msg)) != AUTH_OK) {
				svcerr_auth(xprt, why);
				goto call_done;
			}
			/* now match message with a registered service*/
			prog_found = FALSE;
			low_vers = (u_long) -1;
			high_vers = 0;
			for (s = svc_head; s != NULL; s = s->sc_next) {
				if (s->sc_prog == r.rq_prog) {
					if (s->sc_vers == r.rq_vers) {
						(*s->sc_dispatch)(&r, xprt);
						goto call_done;
					}  /* found correct version */
					prog_found = TRUE;
					if (s->sc_vers < low_vers)
						low_vers = s->sc_vers;
					if (s->sc_vers > high_vers)
						high_vers = s->sc_vers;
				}   /* found correct program */
			}
			/*
			 * if we got here, the program or version
			 * is not served ...
			 */
			if (prog_found)
				svcerr_progvers(xprt, low_vers, high_vers);
			else
				 svcerr_noprog(xprt);
			/* Fall through to ... */
		}
	call_done:
		if ((stat = SVC_STAT(xprt)) == XPRT_DIED){
			SVC_DESTROY(xprt);
			break;
		}
	} while (stat == XPRT_MOREREQS);
}