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authorUlrich Drepper <drepper@redhat.com>2000-08-02 07:01:41 +0000
committerUlrich Drepper <drepper@redhat.com>2000-08-02 07:01:41 +0000
commitbe18eced55bb0d6431f1cd81df8febbc159ddc86 (patch)
tree5ca3c86709090813f200b6d2abac9e498a071de7 /sunrpc
parentca8d5a5f3dea0f541fc3c388b6cb01a2d27e9924 (diff)
downloadglibc-be18eced55bb0d6431f1cd81df8febbc159ddc86.zip
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Update.
Remove incompatible IPv6 extension of RPC. * sunrpc/Makefile: Undo changes. * sunrpc/rpc_main.c: Likewise. * sunrpc/rpc/clnt.h: Likewise. * sunrpc/rpc/svc.h: Likewise. * sunrpc/bindrsvprt6.c: Removed. * sunrpc/clnt_tcp6.c: Removed. * sunrpc/clnt_udp6.c: Removed. * sunrpc/svc_tcp6.c: Removed. * sunrpc/svc_udp6.c: Removed. * intl/libintl.h: Don't use __attribute_format_arg__ for gettext, dgettext, and dcgettetxt. * intl/locale.alias: Update japanese aliases.
Diffstat (limited to 'sunrpc')
-rw-r--r--sunrpc/Makefile3
-rw-r--r--sunrpc/Versions3
-rw-r--r--sunrpc/bindrsvprt6.c85
-rw-r--r--sunrpc/clnt_tcp6.c533
-rw-r--r--sunrpc/clnt_udp6.c550
-rw-r--r--sunrpc/rpc/clnt.h46
-rw-r--r--sunrpc/rpc/svc.h15
-rw-r--r--sunrpc/rpc_main.c10
-rw-r--r--sunrpc/svc_tcp6.c411
-rw-r--r--sunrpc/svc_udp6.c512
10 files changed, 4 insertions, 2164 deletions
diff --git a/sunrpc/Makefile b/sunrpc/Makefile
index 9e3ff6c..1ce03d7 100644
--- a/sunrpc/Makefile
+++ b/sunrpc/Makefile
@@ -66,8 +66,7 @@ routines := auth_none auth_unix authuxprot bindrsvprt \
xdr_rec xdr_ref xdr_stdio publickey xdr_sizeof \
auth_des authdes_prot des_crypt des_impl des_soft \
key_call key_prot netname openchild rtime svcauth_des xcrypt\
- clnt_unix svc_unix create_xid xdr_intXX_t \
- svc_tcp6 svc_udp6 bindrsvprt6
+ clnt_unix svc_unix create_xid xdr_intXX_t
others := rpcinfo
install-bin := rpcgen
diff --git a/sunrpc/Versions b/sunrpc/Versions
index 1f9163d..1e52b69 100644
--- a/sunrpc/Versions
+++ b/sunrpc/Versions
@@ -109,8 +109,5 @@ libc {
}
GLIBC_2.2 {
svc_getreq_common; svc_getreq_poll; svc_max_pollfd; svc_pollfd;
- svcfd6_create; svctcp6_create; svcudp6_create; svcudp6_bufcreate;
- svcudp6_enablecache;
- bindresvport6;
}
}
diff --git a/sunrpc/bindrsvprt6.c b/sunrpc/bindrsvprt6.c
deleted file mode 100644
index 271c9d8..0000000
--- a/sunrpc/bindrsvprt6.c
+++ /dev/null
@@ -1,85 +0,0 @@
-/*
- * Sun RPC is a product of Sun Microsystems, Inc. and is provided for
- * unrestricted use provided that this legend is included on all tape
- * media and as a part of the software program in whole or part. Users
- * may copy or modify Sun RPC without charge, but are not authorized
- * to license or distribute it to anyone else except as part of a product or
- * program developed by the user.
- *
- * SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE
- * WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR
- * PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE.
- *
- * Sun RPC is provided with no support and without any obligation on the
- * part of Sun Microsystems, Inc. to assist in its use, correction,
- * modification or enhancement.
- *
- * SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE
- * INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC
- * OR ANY PART THEREOF.
- *
- * In no event will Sun Microsystems, Inc. be liable for any lost revenue
- * or profits or other special, indirect and consequential damages, even if
- * Sun has been advised of the possibility of such damages.
- *
- * Sun Microsystems, Inc.
- * 2550 Garcia Avenue
- * Mountain View, California 94043
- */
-/*
- * Copyright (c) 1987 by Sun Microsystems, Inc.
- */
-
-#include <errno.h>
-#include <unistd.h>
-#include <string.h>
-#include <sys/types.h>
-#include <sys/socket.h>
-#include <netinet/in.h>
-
-/*
- * Bind a socket to a privileged IP port
- */
-int
-bindresvport6 (int sd, struct sockaddr_in6 *sin)
-{
- int res;
- static short port;
- struct sockaddr_in6 myaddr;
- int i;
-
-#define STARTPORT 600
-#define ENDPORT (IPPORT_RESERVED - 1)
-#define NPORTS (ENDPORT - STARTPORT + 1)
-
- if (sin == (struct sockaddr_in6 *) 0)
- {
- sin = &myaddr;
- __bzero (sin, sizeof (*sin));
- sin->sin6_family = AF_INET6;
- }
- else if (sin->sin6_family != AF_INET6)
- {
- __set_errno (EPFNOSUPPORT);
- return -1;
- }
-
- if (port == 0)
- {
- port = (__getpid () % NPORTS) + STARTPORT;
- }
- res = -1;
- __set_errno (EADDRINUSE);
-
- for (i = 0; i < NPORTS && res < 0 && errno == EADDRINUSE; ++i)
- {
- sin->sin6_port = htons (port++);
- if (port > ENDPORT)
- {
- port = STARTPORT;
- }
- res = bind (sd, sin, sizeof (struct sockaddr_in6));
- }
-
- return res;
-}
diff --git a/sunrpc/clnt_tcp6.c b/sunrpc/clnt_tcp6.c
deleted file mode 100644
index 3e7c4d9..0000000
--- a/sunrpc/clnt_tcp6.c
+++ /dev/null
@@ -1,533 +0,0 @@
-/* @(#)clnt_tcp.c 2.2 88/08/01 4.0 RPCSRC */
-/*
- * Sun RPC is a product of Sun Microsystems, Inc. and is provided for
- * unrestricted use provided that this legend is included on all tape
- * media and as a part of the software program in whole or part. Users
- * may copy or modify Sun RPC without charge, but are not authorized
- * to license or distribute it to anyone else except as part of a product or
- * program developed by the user.
- *
- * SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE
- * WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR
- * PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE.
- *
- * Sun RPC is provided with no support and without any obligation on the
- * part of Sun Microsystems, Inc. to assist in its use, correction,
- * modification or enhancement.
- *
- * SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE
- * INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC
- * OR ANY PART THEREOF.
- *
- * In no event will Sun Microsystems, Inc. be liable for any lost revenue
- * or profits or other special, indirect and consequential damages, even if
- * Sun has been advised of the possibility of such damages.
- *
- * Sun Microsystems, Inc.
- * 2550 Garcia Avenue
- * Mountain View, California 94043
- */
-#if !defined(lint) && defined(SCCSIDS)
-static char sccsid[] = "@(#)clnt_tcp.c 1.37 87/10/05 Copyr 1984 Sun Micro";
-#endif
-
-/*
- * clnt_tcp.c, Implements a TCP/IP based, client side RPC.
- *
- * Copyright (C) 1984, Sun Microsystems, Inc.
- *
- * TCP based RPC supports 'batched calls'.
- * A sequence of calls may be batched-up in a send buffer. The rpc call
- * return immediately to the client even though the call was not necessarily
- * sent. The batching occurs if the results' xdr routine is NULL (0) AND
- * the rpc timeout value is zero (see clnt.h, rpc).
- *
- * Clients should NOT casually batch calls that in fact return results; that is,
- * the server side should be aware that a call is batched and not produce any
- * return message. Batched calls that produce many result messages can
- * deadlock (netlock) the client and the server....
- *
- * Now go hang yourself.
- */
-
-#include <netdb.h>
-#include <errno.h>
-#include <stdio.h>
-#include <unistd.h>
-#include <rpc/rpc.h>
-#include <sys/poll.h>
-#include <sys/socket.h>
-#include <rpc/pmap_clnt.h>
-
-extern u_long _create_xid (void);
-
-#define MCALL_MSG_SIZE 24
-
-struct ct_data
- {
- int ct_sock;
- bool_t ct_closeit;
- struct timeval ct_wait;
- bool_t ct_waitset; /* wait set by clnt_control? */
- struct sockaddr_in6 ct_addr;
- struct rpc_err ct_error;
- char ct_mcall[MCALL_MSG_SIZE]; /* marshalled callmsg */
- u_int ct_mpos; /* pos after marshal */
- XDR ct_xdrs;
- };
-
-static int readtcp (char *, char *, int);
-static int writetcp (char *, char *, int);
-
-static enum clnt_stat clnttcp6_call (CLIENT *, u_long, xdrproc_t, caddr_t,
- xdrproc_t, caddr_t, struct timeval);
-static void clnttcp6_abort (void);
-static void clnttcp6_geterr (CLIENT *, struct rpc_err *);
-static bool_t clnttcp6_freeres (CLIENT *, xdrproc_t, caddr_t);
-static bool_t clnttcp6_control (CLIENT *, int, char *);
-static void clnttcp6_destroy (CLIENT *);
-
-static struct clnt_ops tcp6_ops =
-{
- clnttcp6_call,
- clnttcp6_abort,
- clnttcp6_geterr,
- clnttcp6_freeres,
- clnttcp6_destroy,
- clnttcp6_control
-};
-
-/*
- * Create a client handle for a tcp/ip connection.
- * If *sockp<0, *sockp is set to a newly created TCP socket and it is
- * connected to raddr. If *sockp non-negative then
- * raddr is ignored. The rpc/tcp package does buffering
- * similar to stdio, so the client must pick send and receive buffer sizes,];
- * 0 => use the default.
- * If raddr->sin_port is 0, then a binder on the remote machine is
- * consulted for the right port number.
- * NB: *sockp is copied into a private area.
- * NB: It is the clients responsibility to close *sockp.
- * NB: The rpch->cl_auth is set null authentication. Caller may wish to set this
- * something more useful.
- */
-CLIENT *
-clnttcp6_create (struct sockaddr_in6 *raddr, u_long prog, u_long vers,
- int *sockp, u_int sendsz, u_int recvsz)
-{
- CLIENT *h;
- struct ct_data *ct = (struct ct_data *) mem_alloc (sizeof (*ct));
- struct rpc_msg call_msg;
-
- h = (CLIENT *) mem_alloc (sizeof (*h));
- if (h == NULL)
- {
- (void) fprintf (stderr, _("clnttcp_create: out of memory\n"));
- rpc_createerr.cf_stat = RPC_SYSTEMERROR;
- rpc_createerr.cf_error.re_errno = errno;
- goto fooy;
- }
- /* ct = (struct ct_data *) mem_alloc (sizeof (*ct)); */
- if (ct == NULL)
- {
- (void) fprintf (stderr, _("clnttcp_create: out of memory\n"));
- rpc_createerr.cf_stat = RPC_SYSTEMERROR;
- rpc_createerr.cf_error.re_errno = errno;
- goto fooy;
- }
-
- /*
- * If no port number given ask the pmap for one
- */
- if (raddr->sin6_port == 0)
- {
- u_short port;
- if ((port = pmap_getport (raddr, prog, vers, IPPROTO_TCP)) == 0)
- {
- mem_free ((caddr_t) ct, sizeof (struct ct_data));
- mem_free ((caddr_t) h, sizeof (CLIENT));
- return ((CLIENT *) NULL);
- }
- raddr->sin6_port = htons (port);
- }
-
- /*
- * If no socket given, open one
- */
- if (*sockp < 0)
- {
- *sockp = __socket (AF_INET6, SOCK_STREAM, IPPROTO_TCP);
- (void) bindresvport6 (*sockp, (struct sockaddr_in6 *) 0);
- if ((*sockp < 0)
- || (__connect (*sockp, (struct sockaddr *) raddr,
- sizeof (*raddr)) < 0))
- {
- rpc_createerr.cf_stat = RPC_SYSTEMERROR;
- rpc_createerr.cf_error.re_errno = errno;
- if (*sockp >= 0)
- (void) __close (*sockp);
- goto fooy;
- }
- ct->ct_closeit = TRUE;
- }
- else
- {
- ct->ct_closeit = FALSE;
- }
-
- /*
- * Set up private data struct
- */
- ct->ct_sock = *sockp;
- ct->ct_wait.tv_usec = 0;
- ct->ct_waitset = FALSE;
- ct->ct_addr = *raddr;
-
- /*
- * Initialize call message
- */
- call_msg.rm_xid = _create_xid ();
- call_msg.rm_direction = CALL;
- call_msg.rm_call.cb_rpcvers = RPC_MSG_VERSION;
- call_msg.rm_call.cb_prog = prog;
- call_msg.rm_call.cb_vers = vers;
-
- /*
- * pre-serialize the static part of the call msg and stash it away
- */
- xdrmem_create (&(ct->ct_xdrs), ct->ct_mcall, MCALL_MSG_SIZE,
- XDR_ENCODE);
- if (!xdr_callhdr (&(ct->ct_xdrs), &call_msg))
- {
- if (ct->ct_closeit)
- {
- (void) __close (*sockp);
- }
- goto fooy;
- }
- ct->ct_mpos = XDR_GETPOS (&(ct->ct_xdrs));
- XDR_DESTROY (&(ct->ct_xdrs));
-
- /*
- * Create a client handle which uses xdrrec for serialization
- * and authnone for authentication.
- */
- xdrrec_create (&(ct->ct_xdrs), sendsz, recvsz,
- (caddr_t) ct, readtcp, writetcp);
- h->cl_ops = &tcp6_ops;
- h->cl_private = (caddr_t) ct;
- h->cl_auth = authnone_create ();
- return h;
-
-fooy:
- /*
- * Something goofed, free stuff and barf
- */
- mem_free ((caddr_t) ct, sizeof (struct ct_data));
- mem_free ((caddr_t) h, sizeof (CLIENT));
- return ((CLIENT *) NULL);
-}
-
-static enum clnt_stat
-clnttcp6_call (h, proc, xdr_args, args_ptr, xdr_results, results_ptr, timeout)
- CLIENT *h;
- u_long proc;
- xdrproc_t xdr_args;
- caddr_t args_ptr;
- xdrproc_t xdr_results;
- caddr_t results_ptr;
- struct timeval timeout;
-{
- struct ct_data *ct = (struct ct_data *) h->cl_private;
- XDR *xdrs = &(ct->ct_xdrs);
- struct rpc_msg reply_msg;
- u_long x_id;
- u_int32_t *msg_x_id = (u_int32_t *) (ct->ct_mcall); /* yuk */
- bool_t shipnow;
- int refreshes = 2;
-
- if (!ct->ct_waitset)
- {
- ct->ct_wait = timeout;
- }
-
- shipnow =
- (xdr_results == (xdrproc_t) 0 && timeout.tv_sec == 0
- && timeout.tv_usec == 0) ? FALSE : TRUE;
-
-call_again:
- xdrs->x_op = XDR_ENCODE;
- ct->ct_error.re_status = RPC_SUCCESS;
- x_id = ntohl (--(*msg_x_id));
- if ((!XDR_PUTBYTES (xdrs, ct->ct_mcall, ct->ct_mpos)) ||
- (!XDR_PUTLONG (xdrs, (long *) &proc)) ||
- (!AUTH_MARSHALL (h->cl_auth, xdrs)) ||
- (!(*xdr_args) (xdrs, args_ptr)))
- {
- if (ct->ct_error.re_status == RPC_SUCCESS)
- ct->ct_error.re_status = RPC_CANTENCODEARGS;
- (void) xdrrec_endofrecord (xdrs, TRUE);
- return (ct->ct_error.re_status);
- }
- if (!xdrrec_endofrecord (xdrs, shipnow))
- return ct->ct_error.re_status = RPC_CANTSEND;
- if (!shipnow)
- return RPC_SUCCESS;
- /*
- * Hack to provide rpc-based message passing
- */
- if (timeout.tv_sec == 0 && timeout.tv_usec == 0)
- {
- return ct->ct_error.re_status = RPC_TIMEDOUT;
- }
-
-
- /*
- * Keep receiving until we get a valid transaction id
- */
- xdrs->x_op = XDR_DECODE;
- while (TRUE)
- {
- reply_msg.acpted_rply.ar_verf = _null_auth;
- reply_msg.acpted_rply.ar_results.where = NULL;
- reply_msg.acpted_rply.ar_results.proc = (xdrproc_t)xdr_void;
- if (!xdrrec_skiprecord (xdrs))
- return (ct->ct_error.re_status);
- /* now decode and validate the response header */
- if (!xdr_replymsg (xdrs, &reply_msg))
- {
- if (ct->ct_error.re_status == RPC_SUCCESS)
- continue;
- return ct->ct_error.re_status;
- }
- if ((u_int32_t) reply_msg.rm_xid == (u_int32_t) x_id)
- break;
- }
-
- /*
- * process header
- */
- _seterr_reply (&reply_msg, &(ct->ct_error));
- if (ct->ct_error.re_status == RPC_SUCCESS)
- {
- if (!AUTH_VALIDATE (h->cl_auth, &reply_msg.acpted_rply.ar_verf))
- {
- ct->ct_error.re_status = RPC_AUTHERROR;
- ct->ct_error.re_why = AUTH_INVALIDRESP;
- }
- else if (!(*xdr_results) (xdrs, results_ptr))
- {
- if (ct->ct_error.re_status == RPC_SUCCESS)
- ct->ct_error.re_status = RPC_CANTDECODERES;
- }
- /* free verifier ... */
- if (reply_msg.acpted_rply.ar_verf.oa_base != NULL)
- {
- xdrs->x_op = XDR_FREE;
- (void) xdr_opaque_auth (xdrs, &(reply_msg.acpted_rply.ar_verf));
- }
- } /* end successful completion */
- else
- {
- /* maybe our credentials need to be refreshed ... */
- if (refreshes-- && AUTH_REFRESH (h->cl_auth))
- goto call_again;
- } /* end of unsuccessful completion */
- return ct->ct_error.re_status;
-}
-
-static void
-clnttcp6_geterr (h, errp)
- CLIENT *h;
- struct rpc_err *errp;
-{
- struct ct_data *ct =
- (struct ct_data *) h->cl_private;
-
- *errp = ct->ct_error;
-}
-
-static bool_t
-clnttcp6_freeres (cl, xdr_res, res_ptr)
- CLIENT *cl;
- xdrproc_t xdr_res;
- caddr_t res_ptr;
-{
- struct ct_data *ct = (struct ct_data *) cl->cl_private;
- XDR *xdrs = &(ct->ct_xdrs);
-
- xdrs->x_op = XDR_FREE;
- return (*xdr_res) (xdrs, res_ptr);
-}
-
-static void
-clnttcp6_abort ()
-{
-}
-
-static bool_t
-clnttcp6_control (CLIENT *cl, int request, char *info)
-{
- struct ct_data *ct = (struct ct_data *) cl->cl_private;
-
-
- switch (request)
- {
- case CLSET_FD_CLOSE:
- ct->ct_closeit = TRUE;
- break;
- case CLSET_FD_NCLOSE:
- ct->ct_closeit = FALSE;
- break;
- case CLSET_TIMEOUT:
- ct->ct_wait = *(struct timeval *) info;
- ct->ct_waitset = TRUE;
- break;
- case CLGET_TIMEOUT:
- *(struct timeval *) info = ct->ct_wait;
- break;
- case CLGET_SERVER_ADDR:
- *(struct sockaddr_in6 *) info = ct->ct_addr;
- break;
- case CLGET_FD:
- *(int *)info = ct->ct_sock;
- break;
- case CLGET_XID:
- /*
- * use the knowledge that xid is the
- * first element in the call structure *.
- * This will get the xid of the PREVIOUS call
- */
- *(u_long *)info = ntohl (*(u_long *)ct->ct_mcall);
- break;
- case CLSET_XID:
- /* This will set the xid of the NEXT call */
- *(u_long *)ct->ct_mcall = htonl (*(u_long *)info - 1);
- /* decrement by 1 as clnttcp_call() increments once */
- case CLGET_VERS:
- /*
- * This RELIES on the information that, in the call body,
- * the version number field is the fifth field from the
- * begining of the RPC header. MUST be changed if the
- * call_struct is changed
- */
- *(u_long *)info = ntohl (*(u_long *)(ct->ct_mcall +
- 4 * BYTES_PER_XDR_UNIT));
- break;
- case CLSET_VERS:
- *(u_long *)(ct->ct_mcall + 4 * BYTES_PER_XDR_UNIT)
- = htonl (*(u_long *)info);
- break;
- case CLGET_PROG:
- /*
- * This RELIES on the information that, in the call body,
- * the program number field is the field from the
- * begining of the RPC header. MUST be changed if the
- * call_struct is changed
- */
- *(u_long *)info = ntohl(*(u_long *)(ct->ct_mcall +
- 3 * BYTES_PER_XDR_UNIT));
- break;
- case CLSET_PROG:
- *(u_long *)(ct->ct_mcall + 3 * BYTES_PER_XDR_UNIT)
- = htonl(*(u_long *)info);
- break;
- /* The following are only possible with TI-RPC */
- case CLGET_RETRY_TIMEOUT:
- case CLSET_RETRY_TIMEOUT:
- case CLGET_SVC_ADDR:
- case CLSET_SVC_ADDR:
- case CLSET_PUSH_TIMOD:
- case CLSET_POP_TIMOD:
- default:
- return FALSE;
- }
- return TRUE;
-}
-
-
-static void
-clnttcp6_destroy (CLIENT *h)
-{
- struct ct_data *ct =
- (struct ct_data *) h->cl_private;
-
- if (ct->ct_closeit)
- {
- (void) __close (ct->ct_sock);
- }
- XDR_DESTROY (&(ct->ct_xdrs));
- mem_free ((caddr_t) ct, sizeof (struct ct_data));
- mem_free ((caddr_t) h, sizeof (CLIENT));
-}
-
-/*
- * Interface between xdr serializer and tcp connection.
- * Behaves like the system calls, read & write, but keeps some error state
- * around for the rpc level.
- */
-static int
-readtcp (char *ctptr, char *buf, int len)
-{
- struct ct_data *ct = (struct ct_data *)ctptr;
- struct pollfd fd;
- int milliseconds = (ct->ct_wait.tv_sec * 1000) +
- (ct->ct_wait.tv_usec / 1000);
-
- if (len == 0)
- return 0;
-
- fd.fd = ct->ct_sock;
- fd.events = POLLIN;
- while (TRUE)
- {
- switch (__poll(&fd, 1, milliseconds))
- {
- case 0:
- ct->ct_error.re_status = RPC_TIMEDOUT;
- return -1;
-
- case -1:
- if (errno == EINTR)
- continue;
- ct->ct_error.re_status = RPC_CANTRECV;
- ct->ct_error.re_errno = errno;
- return -1;
- }
- break;
- }
- switch (len = __read (ct->ct_sock, buf, len))
- {
-
- case 0:
- /* premature eof */
- ct->ct_error.re_errno = ECONNRESET;
- ct->ct_error.re_status = RPC_CANTRECV;
- len = -1; /* it's really an error */
- break;
-
- case -1:
- ct->ct_error.re_errno = errno;
- ct->ct_error.re_status = RPC_CANTRECV;
- break;
- }
- return len;
-}
-
-static int
-writetcp (char *ctptr, char *buf, int len)
-{
- int i, cnt;
- struct ct_data *ct = (struct ct_data*)ctptr;
-
- for (cnt = len; cnt > 0; cnt -= i, buf += i)
- {
- if ((i = __write (ct->ct_sock, buf, cnt)) == -1)
- {
- ct->ct_error.re_errno = errno;
- ct->ct_error.re_status = RPC_CANTSEND;
- return -1;
- }
- }
- return len;
-}
diff --git a/sunrpc/clnt_udp6.c b/sunrpc/clnt_udp6.c
deleted file mode 100644
index f38a858..0000000
--- a/sunrpc/clnt_udp6.c
+++ /dev/null
@@ -1,550 +0,0 @@
-/* @(#)clnt_udp.c 2.2 88/08/01 4.0 RPCSRC */
-/*
- * Sun RPC is a product of Sun Microsystems, Inc. and is provided for
- * unrestricted use provided that this legend is included on all tape
- * media and as a part of the software program in whole or part. Users
- * may copy or modify Sun RPC without charge, but are not authorized
- * to license or distribute it to anyone else except as part of a product or
- * program developed by the user.
- *
- * SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE
- * WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR
- * PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE.
- *
- * Sun RPC is provided with no support and without any obligation on the
- * part of Sun Microsystems, Inc. to assist in its use, correction,
- * modification or enhancement.
- *
- * SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE
- * INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC
- * OR ANY PART THEREOF.
- *
- * In no event will Sun Microsystems, Inc. be liable for any lost revenue
- * or profits or other special, indirect and consequential damages, even if
- * Sun has been advised of the possibility of such damages.
- *
- * Sun Microsystems, Inc.
- * 2550 Garcia Avenue
- * Mountain View, California 94043
- */
-#if !defined(lint) && defined(SCCSIDS)
-static char sccsid[] = "@(#)clnt_udp.c 1.39 87/08/11 Copyr 1984 Sun Micro";
-#endif
-
-/*
- * clnt_udp.c, Implements a UDP/IP based, client side RPC.
- *
- * Copyright (C) 1984, Sun Microsystems, Inc.
- */
-
-#include <stdio.h>
-#include <unistd.h>
-#include <rpc/rpc.h>
-#include <rpc/xdr.h>
-#include <rpc/clnt.h>
-#include <sys/poll.h>
-#include <sys/socket.h>
-#include <sys/ioctl.h>
-#include <netdb.h>
-#include <errno.h>
-#include <rpc/pmap_clnt.h>
-#include <net/if.h>
-
-extern bool_t xdr_opaque_auth (XDR *, struct opaque_auth *);
-extern u_long _create_xid (void);
-
-/*
- * UDP bases client side rpc operations
- */
-static enum clnt_stat clntudp6_call (CLIENT *, u_long, xdrproc_t, caddr_t,
- xdrproc_t, caddr_t, struct timeval);
-static void clntudp6_abort (void);
-static void clntudp6_geterr (CLIENT *, struct rpc_err *);
-static bool_t clntudp6_freeres (CLIENT *, xdrproc_t, caddr_t);
-static bool_t clntudp6_control (CLIENT *, int, char *);
-static void clntudp6_destroy (CLIENT *);
-
-static struct clnt_ops udp6_ops =
-{
- clntudp6_call,
- clntudp6_abort,
- clntudp6_geterr,
- clntudp6_freeres,
- clntudp6_destroy,
- clntudp6_control
-};
-
-/*
- * Private data kept per client handle
- */
-struct cu_data
- {
- int cu_sock;
- bool_t cu_closeit;
- struct sockaddr_in cu_raddr;
- int cu_rlen;
- struct timeval cu_wait;
- struct timeval cu_total;
- struct rpc_err cu_error;
- XDR cu_outxdrs;
- u_int cu_xdrpos;
- u_int cu_sendsz;
- char *cu_outbuf;
- u_int cu_recvsz;
- char cu_inbuf[1];
- };
-
-/*
- * Create a UDP based client handle.
- * If *sockp<0, *sockp is set to a newly created UPD socket.
- * If raddr->sin_port is 0 a binder on the remote machine
- * is consulted for the correct port number.
- * NB: It is the clients responsibility to close *sockp.
- * NB: The rpch->cl_auth is initialized to null authentication.
- * Caller may wish to set this something more useful.
- *
- * wait is the amount of time used between retransmitting a call if
- * no response has been heard; retransmission occurs until the actual
- * rpc call times out.
- *
- * sendsz and recvsz are the maximum allowable packet sizes that can be
- * sent and received.
- */
-CLIENT *
-clntudp6_bufcreate (struct sockaddr_in6 *raddr, u_long program, u_long version,
- struct timeval wait, int *sockp, u_int sendsz,
- u_int recvsz)
-{
- CLIENT *cl;
- struct cu_data *cu = NULL;
- struct rpc_msg call_msg;
-
- cl = (CLIENT *) mem_alloc (sizeof (CLIENT));
- if (cl == NULL)
- {
- (void) fprintf (stderr, _("clntudp_create: out of memory\n"));
- rpc_createerr.cf_stat = RPC_SYSTEMERROR;
- rpc_createerr.cf_error.re_errno = errno;
- goto fooy;
- }
- sendsz = ((sendsz + 3) / 4) * 4;
- recvsz = ((recvsz + 3) / 4) * 4;
- cu = (struct cu_data *) mem_alloc (sizeof (*cu) + sendsz + recvsz);
- if (cu == NULL)
- {
- (void) fprintf (stderr, _("clntudp_create: out of memory\n"));
- rpc_createerr.cf_stat = RPC_SYSTEMERROR;
- rpc_createerr.cf_error.re_errno = errno;
- goto fooy;
- }
- cu->cu_outbuf = &cu->cu_inbuf[recvsz];
-
- if (raddr->sin6_port == 0)
- {
- u_short port;
- if ((port =
- pmap_getport (raddr, program, version, IPPROTO_UDP)) == 0)
- {
- goto fooy;
- }
- raddr->sin6_port = htons (port);
- }
- cl->cl_ops = &udp6_ops;
- cl->cl_private = (caddr_t) cu;
- cu->cu_raddr = *raddr;
- cu->cu_rlen = sizeof (cu->cu_raddr);
- cu->cu_wait = wait;
- cu->cu_total.tv_sec = -1;
- cu->cu_total.tv_usec = -1;
- cu->cu_sendsz = sendsz;
- cu->cu_recvsz = recvsz;
- call_msg.rm_xid = _create_xid ();
- call_msg.rm_direction = CALL;
- call_msg.rm_call.cb_rpcvers = RPC_MSG_VERSION;
- call_msg.rm_call.cb_prog = program;
- call_msg.rm_call.cb_vers = version;
- xdrmem_create (&(cu->cu_outxdrs), cu->cu_outbuf,
- sendsz, XDR_ENCODE);
- if (!xdr_callhdr (&(cu->cu_outxdrs), &call_msg))
- {
- goto fooy;
- }
- cu->cu_xdrpos = XDR_GETPOS (&(cu->cu_outxdrs));
- if (*sockp < 0)
- {
- int dontblock = 1;
-
- *sockp = __socket (AF_INET6, SOCK_DGRAM, IPPROTO_UDP);
- if (*sockp < 0)
- {
- rpc_createerr.cf_stat = RPC_SYSTEMERROR;
- rpc_createerr.cf_error.re_errno = errno;
- goto fooy;
- }
- /* attempt to bind to prov port */
- (void) bindresvport6 (*sockp, (struct sockaddr_in6 *) 0);
- /* the sockets rpc controls are non-blocking */
- (void) __ioctl (*sockp, FIONBIO, (char *) &dontblock);
- cu->cu_closeit = TRUE;
- }
- else
- {
- cu->cu_closeit = FALSE;
- }
- cu->cu_sock = *sockp;
- cl->cl_auth = authnone_create ();
- return cl;
-fooy:
- if (cu)
- mem_free ((caddr_t) cu, sizeof (*cu) + sendsz + recvsz);
- if (cl)
- mem_free ((caddr_t) cl, sizeof (CLIENT));
- return (CLIENT *) NULL;
-}
-
-CLIENT *
-clntudp6_create (raddr, program, version, wait, sockp)
- struct sockaddr_in *raddr;
- u_long program;
- u_long version;
- struct timeval wait;
- int *sockp;
-{
-
- return clntudp6_bufcreate (raddr, program, version, wait, sockp,
- UDPMSGSIZE, UDPMSGSIZE);
-}
-
-static int
-is_network_up (int sock)
-{
- struct ifconf ifc;
- char buf[UDPMSGSIZE];
- struct ifreq ifreq, *ifr;
- int n;
-
- ifc.ifc_len = sizeof (buf);
- ifc.ifc_buf = buf;
- if (__ioctl(sock, SIOCGIFCONF, (char *) &ifc) == 0)
- {
- ifr = ifc.ifc_req;
- for (n = ifc.ifc_len / sizeof (struct ifreq); n > 0; n--, ifr++)
- {
- ifreq = *ifr;
- if (__ioctl (sock, SIOCGIFFLAGS, (char *) &ifreq) < 0)
- break;
-
- if ((ifreq.ifr_flags & IFF_UP)
- && ifr->ifr_addr.sa_family == AF_INET)
- return 1;
- }
- }
- return 0;
-}
-
-static enum clnt_stat
-clntudp6_call (cl, proc, xargs, argsp, xresults, resultsp, utimeout)
- CLIENT *cl; /* client handle */
- u_long proc; /* procedure number */
- xdrproc_t xargs; /* xdr routine for args */
- caddr_t argsp; /* pointer to args */
- xdrproc_t xresults; /* xdr routine for results */
- caddr_t resultsp; /* pointer to results */
- struct timeval utimeout; /* seconds to wait before giving up */
-{
- struct cu_data *cu = (struct cu_data *) cl->cl_private;
- XDR *xdrs;
- int outlen = 0;
- int inlen;
- socklen_t fromlen;
- struct pollfd fd;
- int milliseconds = (cu->cu_wait.tv_sec * 1000) +
- (cu->cu_wait.tv_usec / 1000);
- struct sockaddr_in from;
- struct rpc_msg reply_msg;
- XDR reply_xdrs;
- struct timeval time_waited;
- bool_t ok;
- int nrefreshes = 2; /* number of times to refresh cred */
- struct timeval timeout;
- int anyup; /* any network interface up */
-
- if (cu->cu_total.tv_usec == -1)
- {
- timeout = utimeout; /* use supplied timeout */
- }
- else
- {
- timeout = cu->cu_total; /* use default timeout */
- }
-
- time_waited.tv_sec = 0;
- time_waited.tv_usec = 0;
-call_again:
- xdrs = &(cu->cu_outxdrs);
- if (xargs == NULL)
- goto get_reply;
- xdrs->x_op = XDR_ENCODE;
- XDR_SETPOS (xdrs, cu->cu_xdrpos);
- /*
- * the transaction is the first thing in the out buffer
- */
- (*(u_short *) (cu->cu_outbuf))++;
- if ((!XDR_PUTLONG (xdrs, (long *) &proc)) ||
- (!AUTH_MARSHALL (cl->cl_auth, xdrs)) ||
- (!(*xargs) (xdrs, argsp)))
- return (cu->cu_error.re_status = RPC_CANTENCODEARGS);
- outlen = (int) XDR_GETPOS (xdrs);
-
-send_again:
- if (sendto (cu->cu_sock, cu->cu_outbuf, outlen, 0,
- (struct sockaddr *) &(cu->cu_raddr), cu->cu_rlen)
- != outlen)
- {
- cu->cu_error.re_errno = errno;
- return (cu->cu_error.re_status = RPC_CANTSEND);
- }
-
- /*
- * Hack to provide rpc-based message passing
- */
- if (timeout.tv_sec == 0 && timeout.tv_usec == 0)
- {
- return (cu->cu_error.re_status = RPC_TIMEDOUT);
- }
- get_reply:
- /*
- * sub-optimal code appears here because we have
- * some clock time to spare while the packets are in flight.
- * (We assume that this is actually only executed once.)
- */
- reply_msg.acpted_rply.ar_verf = _null_auth;
- reply_msg.acpted_rply.ar_results.where = resultsp;
- reply_msg.acpted_rply.ar_results.proc = xresults;
- fd.fd = cu->cu_sock;
- fd.events = POLLIN;
- anyup = 0;
- for (;;)
- {
- switch (__poll (&fd, 1, milliseconds))
- {
-
- case 0:
- if (anyup == 0)
- {
- anyup = is_network_up (cu->cu_sock);
- if (!anyup)
- return (cu->cu_error.re_status = RPC_CANTRECV);
- }
-
- time_waited.tv_sec += cu->cu_wait.tv_sec;
- time_waited.tv_usec += cu->cu_wait.tv_usec;
- while (time_waited.tv_usec >= 1000000)
- {
- time_waited.tv_sec++;
- time_waited.tv_usec -= 1000000;
- }
- if ((time_waited.tv_sec < timeout.tv_sec) ||
- ((time_waited.tv_sec == timeout.tv_sec) &&
- (time_waited.tv_usec < timeout.tv_usec)))
- goto send_again;
- return (cu->cu_error.re_status = RPC_TIMEDOUT);
-
- /*
- * buggy in other cases because time_waited is not being
- * updated.
- */
- case -1:
- if (errno == EINTR)
- continue;
- cu->cu_error.re_errno = errno;
- return (cu->cu_error.re_status = RPC_CANTRECV);
- }
- do
- {
- fromlen = sizeof (struct sockaddr);
- inlen = recvfrom (cu->cu_sock, cu->cu_inbuf,
- (int) cu->cu_recvsz, 0,
- (struct sockaddr *) &from, &fromlen);
- }
- while (inlen < 0 && errno == EINTR);
- if (inlen < 0)
- {
- if (errno == EWOULDBLOCK)
- continue;
- cu->cu_error.re_errno = errno;
- return (cu->cu_error.re_status = RPC_CANTRECV);
- }
- if (inlen < 4)
- continue;
-
- /* see if reply transaction id matches sent id.
- Don't do this if we only wait for a replay */
- if (xargs != NULL
- && (*((u_int32_t *) (cu->cu_inbuf))
- != *((u_int32_t *) (cu->cu_outbuf))))
- continue;
- /* we now assume we have the proper reply */
- break;
- }
-
- /*
- * now decode and validate the response
- */
- xdrmem_create (&reply_xdrs, cu->cu_inbuf, (u_int) inlen, XDR_DECODE);
- ok = xdr_replymsg (&reply_xdrs, &reply_msg);
- /* XDR_DESTROY(&reply_xdrs); save a few cycles on noop destroy */
- if (ok)
- {
- _seterr_reply (&reply_msg, &(cu->cu_error));
- if (cu->cu_error.re_status == RPC_SUCCESS)
- {
- if (!AUTH_VALIDATE (cl->cl_auth,
- &reply_msg.acpted_rply.ar_verf))
- {
- cu->cu_error.re_status = RPC_AUTHERROR;
- cu->cu_error.re_why = AUTH_INVALIDRESP;
- }
- if (reply_msg.acpted_rply.ar_verf.oa_base != NULL)
- {
- xdrs->x_op = XDR_FREE;
- (void) xdr_opaque_auth (xdrs,
- &(reply_msg.acpted_rply.ar_verf));
- }
- } /* end successful completion */
- else
- {
- /* maybe our credentials need to be refreshed ... */
- if (nrefreshes > 0 && AUTH_REFRESH (cl->cl_auth))
- {
- nrefreshes--;
- goto call_again;
- }
- } /* end of unsuccessful completion */
- } /* end of valid reply message */
- else
- {
- cu->cu_error.re_status = RPC_CANTDECODERES;
- }
- return cu->cu_error.re_status;
-}
-
-static void
-clntudp6_geterr (CLIENT *cl, struct rpc_err *errp)
-{
- struct cu_data *cu = (struct cu_data *) cl->cl_private;
-
- *errp = cu->cu_error;
-}
-
-
-static bool_t
-clntudp6_freeres (CLIENT *cl, xdrproc_t xdr_res, caddr_t res_ptr)
-{
- struct cu_data *cu = (struct cu_data *) cl->cl_private;
- XDR *xdrs = &(cu->cu_outxdrs);
-
- xdrs->x_op = XDR_FREE;
- return (*xdr_res) (xdrs, res_ptr);
-}
-
-static void
-clntudp6_abort (void)
-{
-}
-
-static bool_t
-clntudp6_control (CLIENT *cl, int request, char *info)
-{
- struct cu_data *cu = (struct cu_data *) cl->cl_private;
-
- switch (request)
- {
- case CLSET_FD_CLOSE:
- cu->cu_closeit = TRUE;
- break;
- case CLSET_FD_NCLOSE:
- cu->cu_closeit = FALSE;
- break;
- case CLSET_TIMEOUT:
- cu->cu_total = *(struct timeval *) info;
- break;
- case CLGET_TIMEOUT:
- *(struct timeval *) info = cu->cu_total;
- break;
- case CLSET_RETRY_TIMEOUT:
- cu->cu_wait = *(struct timeval *) info;
- break;
- case CLGET_RETRY_TIMEOUT:
- *(struct timeval *) info = cu->cu_wait;
- break;
- case CLGET_SERVER_ADDR:
- *(struct sockaddr_in *) info = cu->cu_raddr;
- break;
- case CLGET_FD:
- *(int *)info = cu->cu_sock;
- break;
- case CLGET_XID:
- /*
- * use the knowledge that xid is the
- * first element in the call structure *.
- * This will get the xid of the PREVIOUS call
- */
- *(u_long *)info = ntohl(*(u_long *)cu->cu_outbuf);
- break;
- case CLSET_XID:
- /* This will set the xid of the NEXT call */
- *(u_long *)cu->cu_outbuf = htonl(*(u_long *)info - 1);
- /* decrement by 1 as clntudp_call() increments once */
- case CLGET_VERS:
- /*
- * This RELIES on the information that, in the call body,
- * the version number field is the fifth field from the
- * begining of the RPC header. MUST be changed if the
- * call_struct is changed
- */
- *(u_long *)info = ntohl(*(u_long *)(cu->cu_outbuf +
- 4 * BYTES_PER_XDR_UNIT));
- break;
- case CLSET_VERS:
- *(u_long *)(cu->cu_outbuf + 4 * BYTES_PER_XDR_UNIT)
- = htonl(*(u_long *)info);
- break;
- case CLGET_PROG:
- /*
- * This RELIES on the information that, in the call body,
- * the program number field is the field from the
- * begining of the RPC header. MUST be changed if the
- * call_struct is changed
- */
- *(u_long *)info = ntohl(*(u_long *)(cu->cu_outbuf +
- 3 * BYTES_PER_XDR_UNIT));
- break;
- case CLSET_PROG:
- *(u_long *)(cu->cu_outbuf + 3 * BYTES_PER_XDR_UNIT)
- = htonl(*(u_long *)info);
- break;
- /* The following are only possible with TI-RPC */
- case CLGET_SVC_ADDR:
- case CLSET_SVC_ADDR:
- case CLSET_PUSH_TIMOD:
- case CLSET_POP_TIMOD:
- default:
- return FALSE;
- }
- return TRUE;
-}
-
-static void
-clntudp6_destroy (CLIENT *cl)
-{
- struct cu_data *cu = (struct cu_data *) cl->cl_private;
-
- if (cu->cu_closeit)
- {
- (void) __close (cu->cu_sock);
- }
- XDR_DESTROY (&(cu->cu_outxdrs));
- mem_free ((caddr_t) cu, (sizeof (*cu) + cu->cu_sendsz + cu->cu_recvsz));
- mem_free ((caddr_t) cl, sizeof (CLIENT));
-}
diff --git a/sunrpc/rpc/clnt.h b/sunrpc/rpc/clnt.h
index 39519a8..a19fc77 100644
--- a/sunrpc/rpc/clnt.h
+++ b/sunrpc/rpc/clnt.h
@@ -341,52 +341,6 @@ extern CLIENT *clntudp_bufcreate (struct sockaddr_in *__raddr,
u_int __sendsz, u_int __recvsz) __THROW;
-/*
- * TCP/IPv6 based rpc
- * CLIENT *
- * clnttcp6_create(raddr, prog, vers, sockp, sendsz, recvsz)
- * struct sockaddr_in6 *raddr;
- * u_long prog;
- * u_long version;
- * register int *sockp;
- * u_int sendsz;
- * u_int recvsz;
- */
-extern CLIENT *clnttcp6_create __P ((struct sockaddr_in6 *__raddr,
- u_long __prog, u_long __version,
- int *__sockp, u_int __sendsz,
- u_int __recvsz));
-
-/*
- * UDP/IPv6 based rpc.
- * CLIENT *
- * clntudp6_create(raddr, program, version, wait, sockp)
- * struct sockaddr_in6 *raddr;
- * u_long program;
- * u_long version;
- * struct timeval wait_resend;
- * int *sockp;
- *
- * Same as above, but you specify max packet sizes.
- * CLIENT *
- * clntudp6_bufcreate(raddr, program, version, wait, sockp, sendsz, recvsz)
- * struct sockaddr_in6 *raddr;
- * u_long program;
- * u_long version;
- * struct timeval wait_resend;
- * int *sockp;
- * u_int sendsz;
- * u_int recvsz;
- */
-extern CLIENT *clntudp6_create __P ((struct sockaddr_in6 *__raddr,
- u_long __program, u_long __version,
- struct timeval __wait_resend,
- int *__sockp));
-extern CLIENT *clntudp6_bufcreate __P ((struct sockaddr_in6 *__raddr,
- u_long __program, u_long __version,
- struct timeval __wait_resend,
- int *__sockp, u_int __sendsz,
- u_int __recvsz));
/*
diff --git a/sunrpc/rpc/svc.h b/sunrpc/rpc/svc.h
index cf23129..3ffca50 100644
--- a/sunrpc/rpc/svc.h
+++ b/sunrpc/rpc/svc.h
@@ -92,7 +92,7 @@ struct SVCXPRT {
/* destroy this struct */
} *xp_ops;
int xp_addrlen; /* length of remote address */
- struct sockaddr_storage xp_raddr; /* remote address */
+ struct sockaddr_in xp_raddr; /* remote address */
struct opaque_auth xp_verf; /* raw response verifier */
caddr_t xp_p1; /* private */
caddr_t xp_p2; /* private */
@@ -305,19 +305,6 @@ extern SVCXPRT *svctcp_create (int __sock, u_int __sendsize, u_int __recvsize)
/*
- * IPv6/Udp based rpc.
- */
-extern SVCXPRT *svcudp6_create (int __sock) __THROW;
-extern SVCXPRT *svcudp6_bufcreate (int __sock, u_int __sendsz,
- u_int __recvsz) __THROW;
-
-/*
- * IPv6/Tcp based rpc.
- */
-extern SVCXPRT *svctcp6_create (int __sock, u_int __sendsize,
- u_int __recvsize) __THROW;
-
-/*
* Unix based rpc.
*/
extern SVCXPRT *svcunix_create (int __sock, u_int __sendsize, u_int __recvsize,
diff --git a/sunrpc/rpc_main.c b/sunrpc/rpc_main.c
index ba25455..b780bdb 100644
--- a/sunrpc/rpc_main.c
+++ b/sunrpc/rpc_main.c
@@ -87,7 +87,7 @@ static char *pathbuf;
static int cpp_pid;
static const char *allv[] =
{
- "rpcgen", "-s", "udp", "-s", "tcp", "-s", "udp6", "-s", "tcp6"
+ "rpcgen", "-s", "udp", "-s", "tcp"
};
static int allc = sizeof (allv) / sizeof (allv[0]);
static const char *allnv[] =
@@ -437,8 +437,6 @@ static const char *valid_ti_nettypes[] =
"udp",
"tcp",
"raw",
- "udp6",
- "tcp6",
NULL
};
@@ -447,8 +445,6 @@ static const char *valid_i_nettypes[] =
{
"udp",
"tcp",
- "udp6",
- "tcp6",
NULL
};
@@ -1306,9 +1302,7 @@ parseargs (int argc, const char *argv[], struct commandline *cmd)
if (c == 's')
{
if (!streq (argv[i], "udp") &&
- !streq (argv[i], "tcp") &&
- !streq (argv[i], "udp6") &&
- !streq (argv[i], "tcp6"))
+ !streq (argv[i], "tcp"))
return 0;
}
else if (c == 'o')
diff --git a/sunrpc/svc_tcp6.c b/sunrpc/svc_tcp6.c
deleted file mode 100644
index bf11540..0000000
--- a/sunrpc/svc_tcp6.c
+++ /dev/null
@@ -1,411 +0,0 @@
-/* @(#)svc_tcp.c 2.2 88/08/01 4.0 RPCSRC */
-/*
- * Sun RPC is a product of Sun Microsystems, Inc. and is provided for
- * unrestricted use provided that this legend is included on all tape
- * media and as a part of the software program in whole or part. Users
- * may copy or modify Sun RPC without charge, but are not authorized
- * to license or distribute it to anyone else except as part of a product or
- * program developed by the user.
- *
- * SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE
- * WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR
- * PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE.
- *
- * Sun RPC is provided with no support and without any obligation on the
- * part of Sun Microsystems, Inc. to assist in its use, correction,
- * modification or enhancement.
- *
- * SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE
- * INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC
- * OR ANY PART THEREOF.
- *
- * In no event will Sun Microsystems, Inc. be liable for any lost revenue
- * or profits or other special, indirect and consequential damages, even if
- * Sun has been advised of the possibility of such damages.
- *
- * Sun Microsystems, Inc.
- * 2550 Garcia Avenue
- * Mountain View, California 94043
- */
-#if !defined(lint) && defined(SCCSIDS)
-static char sccsid[] = "@(#)svc_tcp.c 1.21 87/08/11 Copyr 1984 Sun Micro";
-#endif
-
-/*
- * svc_tcp.c, Server side for TCP/IP based RPC.
- *
- * Copyright (C) 1984, Sun Microsystems, Inc.
- *
- * Actually implements two flavors of transporter -
- * a tcp rendezvouser (a listener and connection establisher)
- * and a record/tcp stream.
- */
-
-#include <stdio.h>
-#include <unistd.h>
-#include <string.h>
-#include <libintl.h>
-#include <rpc/rpc.h>
-#include <sys/socket.h>
-#include <sys/poll.h>
-#include <errno.h>
-#include <stdlib.h>
-
-#ifdef USE_IN_LIBIO
-# include <libio/iolibio.h>
-# define fputs(s, f) _IO_fputs (s, f)
-#endif
-
-/*
- * Ops vector for TCP/IP based rpc service handle
- */
-static bool_t svctcp6_recv (SVCXPRT *, struct rpc_msg *);
-static enum xprt_stat svctcp6_stat (SVCXPRT *);
-static bool_t svctcp6_getargs (SVCXPRT *, xdrproc_t, caddr_t);
-static bool_t svctcp6_reply (SVCXPRT *, struct rpc_msg *);
-static bool_t svctcp6_freeargs (SVCXPRT *, xdrproc_t, caddr_t);
-static void svctcp6_destroy (SVCXPRT *);
-
-static const struct xp_ops svctcp6_op =
-{
- svctcp6_recv,
- svctcp6_stat,
- svctcp6_getargs,
- svctcp6_reply,
- svctcp6_freeargs,
- svctcp6_destroy
-};
-
-/*
- * Ops vector for TCP/IP rendezvous handler
- */
-static bool_t rendezvous_request (SVCXPRT *, struct rpc_msg *);
-static enum xprt_stat rendezvous_stat (SVCXPRT *);
-
-static const struct xp_ops svctcp6_rendezvous_op =
-{
- rendezvous_request,
- rendezvous_stat,
- (bool_t (*) (SVCXPRT *, xdrproc_t, caddr_t)) abort,
- (bool_t (*) (SVCXPRT *, struct rpc_msg *)) abort,
- (bool_t (*) (SVCXPRT *, xdrproc_t, caddr_t)) abort,
- svctcp6_destroy
-};
-
-static int readtcp (char*, char *, int);
-static int writetcp (char *, char *, int);
-static SVCXPRT *makefd6_xprt (int, u_int, u_int) internal_function;
-
-struct tcp_rendezvous
- { /* kept in xprt->xp_p1 */
- u_int sendsize;
- u_int recvsize;
- };
-
-struct tcp_conn
- { /* kept in xprt->xp_p1 */
- enum xprt_stat strm_stat;
- u_long x_id;
- XDR xdrs;
- char verf_body[MAX_AUTH_BYTES];
- };
-
-/*
- * Usage:
- * xprt = svctcp_create(sock, send_buf_size, recv_buf_size);
- *
- * Creates, registers, and returns a (rpc) tcp based transporter.
- * Once *xprt is initialized, it is registered as a transporter
- * see (svc.h, xprt_register). This routine returns
- * a NULL if a problem occurred.
- *
- * If sock<0 then a socket is created, else sock is used.
- * If the socket, sock is not bound to a port then svctcp_create
- * binds it to an arbitrary port. The routine then starts a tcp
- * listener on the socket's associated port. In any (successful) case,
- * xprt->xp_sock is the registered socket number and xprt->xp_port is the
- * associated port number.
- *
- * Since tcp streams do buffered io similar to stdio, the caller can specify
- * how big the send and receive buffers are via the second and third parms;
- * 0 => use the system default.
- */
-SVCXPRT *
-svctcp6_create (int sock, u_int sendsize, u_int recvsize)
-{
- bool_t madesock = FALSE;
- SVCXPRT *xprt;
- struct tcp_rendezvous *r;
- struct sockaddr_in6 addr;
- socklen_t len = sizeof (struct sockaddr_in6);
-
- if (sock == RPC_ANYSOCK)
- {
- if ((sock = __socket (AF_INET6, SOCK_STREAM, IPPROTO_TCP)) < 0)
- {
- perror (_("svc_tcp.c - tcp socket creation problem"));
- return (SVCXPRT *) NULL;
- }
- madesock = TRUE;
- }
- __bzero ((char *) &addr, sizeof (addr));
- addr.sin6_family = AF_INET6;
- if (bindresvport6 (sock, &addr))
- {
- addr.sin6_port = 0;
- (void) bind (sock, (struct sockaddr *) &addr, len);
- }
- if ((getsockname (sock, (struct sockaddr *) &addr, &len) != 0) ||
- (listen (sock, 2) != 0))
- {
- perror (_("svc_tcp.c - cannot getsockname or listen"));
- if (madesock)
- (void) __close (sock);
- return (SVCXPRT *) NULL;
- }
- r = (struct tcp_rendezvous *) mem_alloc (sizeof (*r));
- if (r == NULL)
- {
- (void) fputs (_("svctcp_create: out of memory\n"), stderr);
- return NULL;
- }
- r->sendsize = sendsize;
- r->recvsize = recvsize;
- xprt = (SVCXPRT *) mem_alloc (sizeof (SVCXPRT));
- if (xprt == NULL)
- {
- (void) fputs (_("svctcp_create: out of memory\n"), stderr);
- return NULL;
- }
- xprt->xp_p2 = NULL;
- xprt->xp_p1 = (caddr_t) r;
- xprt->xp_verf = _null_auth;
- xprt->xp_ops = &svctcp6_rendezvous_op;
- xprt->xp_port = ntohs (addr.sin6_port);
- xprt->xp_sock = sock;
- xprt_register (xprt);
- return xprt;
-}
-
-/*
- * Like svtcp_create(), except the routine takes any *open* UNIX file
- * descriptor as its first input.
- */
-SVCXPRT *
-svcfd6_create (int fd, u_int sendsize, u_int recvsize)
-{
- return makefd6_xprt (fd, sendsize, recvsize);
-}
-
-static SVCXPRT *
-internal_function
-makefd6_xprt (int fd, u_int sendsize, u_int recvsize)
-{
- SVCXPRT *xprt;
- struct tcp_conn *cd;
-
- xprt = (SVCXPRT *) mem_alloc (sizeof (SVCXPRT));
- if (xprt == (SVCXPRT *) NULL)
- {
- (void) fputs (_("svc_tcp: makefd_xprt: out of memory\n"), stderr);
- goto done;
- }
- cd = (struct tcp_conn *) mem_alloc (sizeof (struct tcp_conn));
- if (cd == (struct tcp_conn *) NULL)
- {
- (void) fputs (_("svc_tcp: makefd_xprt: out of memory\n"), stderr);
- mem_free ((char *) xprt, sizeof (SVCXPRT));
- xprt = (SVCXPRT *) NULL;
- goto done;
- }
- cd->strm_stat = XPRT_IDLE;
- xdrrec_create (&(cd->xdrs), sendsize, recvsize,
- (caddr_t) xprt, readtcp, writetcp);
- xprt->xp_p2 = NULL;
- xprt->xp_p1 = (caddr_t) cd;
- xprt->xp_verf.oa_base = cd->verf_body;
- xprt->xp_addrlen = 0;
- xprt->xp_ops = &svctcp6_op; /* truly deals with calls */
- xprt->xp_port = 0; /* this is a connection, not a rendezvouser */
- xprt->xp_sock = fd;
- xprt_register (xprt);
-done:
- return xprt;
-}
-
-static bool_t
-rendezvous_request (SVCXPRT *xprt, struct rpc_msg *errmsg)
-{
- int sock;
- struct tcp_rendezvous *r;
- struct sockaddr_in6 addr;
- socklen_t len;
-
- r = (struct tcp_rendezvous *) xprt->xp_p1;
-again:
- len = sizeof (struct sockaddr_in6);
- if ((sock = accept (xprt->xp_sock, (struct sockaddr *) &addr, &len)) < 0)
- {
- if (errno == EINTR)
- goto again;
- return FALSE;
- }
- /*
- * make a new transporter (re-uses xprt)
- */
- xprt = makefd6_xprt (sock, r->sendsize, r->recvsize);
- memcpy (&xprt->xp_raddr, &addr, sizeof (addr));
- xprt->xp_addrlen = len;
- return FALSE; /* there is never an rpc msg to be processed */
-}
-
-static enum xprt_stat
-rendezvous_stat (SVCXPRT *xprt)
-{
- return XPRT_IDLE;
-}
-
-static void
-svctcp6_destroy (SVCXPRT *xprt)
-{
- struct tcp_conn *cd = (struct tcp_conn *) xprt->xp_p1;
-
- xprt_unregister (xprt);
- (void) __close (xprt->xp_sock);
- if (xprt->xp_port != 0)
- {
- /* a rendezvouser socket */
- xprt->xp_port = 0;
- }
- else
- {
- /* an actual connection socket */
- XDR_DESTROY (&(cd->xdrs));
- }
- mem_free ((caddr_t) cd, sizeof (struct tcp_conn));
- mem_free ((caddr_t) xprt, sizeof (SVCXPRT));
-}
-
-
-/*
- * reads data from the tcp connection.
- * any error is fatal and the connection is closed.
- * (And a read of zero bytes is a half closed stream => error.)
- */
-static int
-readtcp (char *xprtptr, char *buf, int len)
-{
- SVCXPRT *xprt = (SVCXPRT *)xprtptr;
- int sock = xprt->xp_sock;
- int milliseconds = 35 * 1000;
- struct pollfd pollfd;
-
- do
- {
- pollfd.fd = sock;
- pollfd.events = POLLIN;
- switch (__poll (&pollfd, 1, milliseconds))
- {
- case -1:
- if (errno == EINTR)
- continue;
- /*FALLTHROUGH*/
- case 0:
- goto fatal_err;
- default:
- if ((pollfd.revents & POLLERR) || (pollfd.revents & POLLHUP)
- || (pollfd.revents & POLLNVAL))
- goto fatal_err;
- break;
- }
- }
- while ((pollfd.revents & POLLIN) == 0);
-
- if ((len = __read (sock, buf, len)) > 0)
- return len;
-
- fatal_err:
- ((struct tcp_conn *) (xprt->xp_p1))->strm_stat = XPRT_DIED;
- return -1;
-}
-
-/*
- * writes data to the tcp connection.
- * Any error is fatal and the connection is closed.
- */
-static int
-writetcp (char *xprtptr, char * buf, int len)
-{
- SVCXPRT *xprt = (SVCXPRT *)xprtptr;
- int i, cnt;
-
- for (cnt = len; cnt > 0; cnt -= i, buf += i)
- {
- if ((i = __write (xprt->xp_sock, buf, cnt)) < 0)
- {
- ((struct tcp_conn *) (xprt->xp_p1))->strm_stat = XPRT_DIED;
- return -1;
- }
- }
- return len;
-}
-
-static enum xprt_stat
-svctcp6_stat (SVCXPRT *xprt)
-{
- struct tcp_conn *cd =
- (struct tcp_conn *) (xprt->xp_p1);
-
- if (cd->strm_stat == XPRT_DIED)
- return XPRT_DIED;
- if (!xdrrec_eof (&(cd->xdrs)))
- return XPRT_MOREREQS;
- return XPRT_IDLE;
-}
-
-static bool_t
-svctcp6_recv (SVCXPRT *xprt, struct rpc_msg *msg)
-{
- struct tcp_conn *cd = (struct tcp_conn *) (xprt->xp_p1);
- XDR *xdrs = &(cd->xdrs);
-
- xdrs->x_op = XDR_DECODE;
- (void) xdrrec_skiprecord (xdrs);
- if (xdr_callmsg (xdrs, msg))
- {
- cd->x_id = msg->rm_xid;
- return TRUE;
- }
- cd->strm_stat = XPRT_DIED; /* XXXX */
- return FALSE;
-}
-
-static bool_t
-svctcp6_getargs (SVCXPRT *xprt, xdrproc_t xdr_args, caddr_t args_ptr)
-{
- return ((*xdr_args) (&(((struct tcp_conn *)
- (xprt->xp_p1))->xdrs), args_ptr));
-}
-
-static bool_t
-svctcp6_freeargs (SVCXPRT *xprt, xdrproc_t xdr_args, caddr_t args_ptr)
-{
- XDR *xdrs = &(((struct tcp_conn *) (xprt->xp_p1))->xdrs);
-
- xdrs->x_op = XDR_FREE;
- return ((*xdr_args) (xdrs, args_ptr));
-}
-
-static bool_t
-svctcp6_reply (SVCXPRT *xprt, struct rpc_msg *msg)
-{
- struct tcp_conn *cd = (struct tcp_conn *) (xprt->xp_p1);
- XDR *xdrs = &(cd->xdrs);
- bool_t stat;
-
- xdrs->x_op = XDR_ENCODE;
- msg->rm_xid = cd->x_id;
- stat = xdr_replymsg (xdrs, msg);
- (void) xdrrec_endofrecord (xdrs, TRUE);
- return stat;
-}
diff --git a/sunrpc/svc_udp6.c b/sunrpc/svc_udp6.c
deleted file mode 100644
index 3556a2e..0000000
--- a/sunrpc/svc_udp6.c
+++ /dev/null
@@ -1,512 +0,0 @@
-/* @(#)svc_udp.c 2.2 88/07/29 4.0 RPCSRC */
-/*
- * Sun RPC is a product of Sun Microsystems, Inc. and is provided for
- * unrestricted use provided that this legend is included on all tape
- * media and as a part of the software program in whole or part. Users
- * may copy or modify Sun RPC without charge, but are not authorized
- * to license or distribute it to anyone else except as part of a product or
- * program developed by the user.
- *
- * SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE
- * WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR
- * PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE.
- *
- * Sun RPC is provided with no support and without any obligation on the
- * part of Sun Microsystems, Inc. to assist in its use, correction,
- * modification or enhancement.
- *
- * SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE
- * INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC
- * OR ANY PART THEREOF.
- *
- * In no event will Sun Microsystems, Inc. be liable for any lost revenue
- * or profits or other special, indirect and consequential damages, even if
- * Sun has been advised of the possibility of such damages.
- *
- * Sun Microsystems, Inc.
- * 2550 Garcia Avenue
- * Mountain View, California 94043
- */
-#if !defined(lint) && defined(SCCSIDS)
-static char sccsid[] = "@(#)svc_udp.c 1.24 87/08/11 Copyr 1984 Sun Micro";
-#endif
-
-/*
- * svc_udp.c,
- * Server side for UDP/IP based RPC. (Does some caching in the hopes of
- * achieving execute-at-most-once semantics.)
- *
- * Copyright (C) 1984, Sun Microsystems, Inc.
- */
-
-#include <stdio.h>
-#include <unistd.h>
-#include <string.h>
-#include <libintl.h>
-#include <rpc/rpc.h>
-#include <sys/socket.h>
-#include <errno.h>
-
-#ifdef USE_IN_LIBIO
-# include <libio/iolibio.h>
-# define fputs(s, f) _IO_fputs (s, f)
-#endif
-
-#define rpc_buffer(xprt) ((xprt)->xp_p1)
-#ifndef MAX
-#define MAX(a, b) ((a > b) ? a : b)
-#endif
-
-static bool_t svcudp6_recv (SVCXPRT *, struct rpc_msg *);
-static bool_t svcudp6_reply (SVCXPRT *, struct rpc_msg *);
-static enum xprt_stat svcudp6_stat (SVCXPRT *);
-static bool_t svcudp6_getargs (SVCXPRT *, xdrproc_t, caddr_t);
-static bool_t svcudp6_freeargs (SVCXPRT *, xdrproc_t, caddr_t);
-static void svcudp6_destroy (SVCXPRT *);
-
-static const struct xp_ops svcudp6_op =
-{
- svcudp6_recv,
- svcudp6_stat,
- svcudp6_getargs,
- svcudp6_reply,
- svcudp6_freeargs,
- svcudp6_destroy
-};
-
-static int cache_get (SVCXPRT *, struct rpc_msg *, char **replyp,
- u_long *replylenp);
-static void cache_set (SVCXPRT *xprt, u_long replylen);
-
-/*
- * kept in xprt->xp_p2
- */
-struct svcudp_data
- {
- u_int su_iosz; /* byte size of send.recv buffer */
- u_long su_xid; /* transaction id */
- XDR su_xdrs; /* XDR handle */
- char su_verfbody[MAX_AUTH_BYTES]; /* verifier body */
- char *su_cache; /* cached data, NULL if no cache */
- };
-#define su_data(xprt) ((struct svcudp_data *)(xprt->xp_p2))
-
-/*
- * Usage:
- * xprt = svcudp_create(sock);
- *
- * If sock<0 then a socket is created, else sock is used.
- * If the socket, sock is not bound to a port then svcudp_create
- * binds it to an arbitrary port. In any (successful) case,
- * xprt->xp_sock is the registered socket number and xprt->xp_port is the
- * associated port number.
- * Once *xprt is initialized, it is registered as a transporter;
- * see (svc.h, xprt_register).
- * The routines returns NULL if a problem occurred.
- */
-SVCXPRT *
-svcudp6_bufcreate (sock, sendsz, recvsz)
- int sock;
- u_int sendsz, recvsz;
-{
- bool_t madesock = FALSE;
- SVCXPRT *xprt;
- struct svcudp_data *su;
- struct sockaddr_in6 addr;
- socklen_t len = sizeof (struct sockaddr_in6);
-
- if (sock == RPC_ANYSOCK)
- {
- if ((sock = __socket (AF_INET6, SOCK_DGRAM, IPPROTO_UDP)) < 0)
- {
- perror (_("svcudp_create: socket creation problem"));
- return (SVCXPRT *) NULL;
- }
- madesock = TRUE;
- }
- __bzero ((char *) &addr, sizeof (addr));
- addr.sin6_family = AF_INET6;
- if (bindresvport6 (sock, &addr))
- {
- addr.sin6_port = 0;
- (void) bind (sock, (struct sockaddr *) &addr, len);
- }
- if (getsockname (sock, (struct sockaddr *) &addr, &len) != 0)
- {
- perror (_("svcudp_create - cannot getsockname"));
- if (madesock)
- (void) __close (sock);
- return (SVCXPRT *) NULL;
- }
- xprt = (SVCXPRT *) mem_alloc (sizeof (SVCXPRT));
- if (xprt == NULL)
- {
- (void) fputs (_("svcudp_create: out of memory\n"), stderr);
- return NULL;
- }
- su = (struct svcudp_data *) mem_alloc (sizeof (*su));
- if (su == NULL)
- {
- (void) fputs (_("svcudp_create: out of memory\n"), stderr);
- return NULL;
- }
- su->su_iosz = ((MAX (sendsz, recvsz) + 3) / 4) * 4;
- if ((rpc_buffer (xprt) = mem_alloc (su->su_iosz)) == NULL)
- {
- (void) fputs (_("svcudp_create: out of memory\n"), stderr);
- return NULL;
- }
- xdrmem_create (&(su->su_xdrs), rpc_buffer (xprt), su->su_iosz, XDR_DECODE);
- su->su_cache = NULL;
- xprt->xp_p2 = (caddr_t) su;
- xprt->xp_verf.oa_base = su->su_verfbody;
- xprt->xp_ops = &svcudp6_op;
- xprt->xp_port = ntohs (addr.sin6_port);
- xprt->xp_sock = sock;
- xprt_register (xprt);
- return xprt;
-}
-
-SVCXPRT *
-svcudp6_create (sock)
- int sock;
-{
-
- return svcudp6_bufcreate (sock, UDPMSGSIZE, UDPMSGSIZE);
-}
-
-static enum xprt_stat
-svcudp6_stat (xprt)
- SVCXPRT *xprt;
-{
-
- return XPRT_IDLE;
-}
-
-static bool_t
-svcudp6_recv (xprt, msg)
- SVCXPRT *xprt;
- struct rpc_msg *msg;
-{
- struct svcudp_data *su = su_data (xprt);
- XDR *xdrs = &(su->su_xdrs);
- int rlen;
- char *reply;
- u_long replylen;
- socklen_t len;
-
-again:
- /* FIXME -- should xp_addrlen be a size_t? */
- len = (socklen_t) sizeof(struct sockaddr_in6);
- rlen = recvfrom (xprt->xp_sock, rpc_buffer (xprt), (int) su->su_iosz, 0,
- (struct sockaddr *) &(xprt->xp_raddr), &len);
- xprt->xp_addrlen = len;
- if (rlen == -1 && errno == EINTR)
- goto again;
- if (rlen < 16) /* < 4 32-bit ints? */
- return FALSE;
- xdrs->x_op = XDR_DECODE;
- XDR_SETPOS (xdrs, 0);
- if (!xdr_callmsg (xdrs, msg))
- return FALSE;
- su->su_xid = msg->rm_xid;
- if (su->su_cache != NULL)
- {
- if (cache_get (xprt, msg, &reply, &replylen))
- {
- (void) sendto (xprt->xp_sock, reply, (int) replylen, 0,
- (struct sockaddr *) &xprt->xp_raddr, len);
- return TRUE;
- }
- }
- return TRUE;
-}
-
-static bool_t
-svcudp6_reply (xprt, msg)
- SVCXPRT *xprt;
- struct rpc_msg *msg;
-{
- struct svcudp_data *su = su_data (xprt);
- XDR *xdrs = &(su->su_xdrs);
- int slen;
- bool_t stat = FALSE;
-
- xdrs->x_op = XDR_ENCODE;
- XDR_SETPOS (xdrs, 0);
- msg->rm_xid = su->su_xid;
- if (xdr_replymsg (xdrs, msg))
- {
- slen = (int) XDR_GETPOS (xdrs);
- if (sendto (xprt->xp_sock, rpc_buffer (xprt), slen, 0,
- (struct sockaddr *) &(xprt->xp_raddr), xprt->xp_addrlen)
- == slen)
- {
- stat = TRUE;
- if (su->su_cache && slen >= 0)
- {
- cache_set (xprt, (u_long) slen);
- }
- }
- }
- return stat;
-}
-
-static bool_t
-svcudp6_getargs (xprt, xdr_args, args_ptr)
- SVCXPRT *xprt;
- xdrproc_t xdr_args;
- caddr_t args_ptr;
-{
-
- return (*xdr_args) (&(su_data (xprt)->su_xdrs), args_ptr);
-}
-
-static bool_t
-svcudp6_freeargs (xprt, xdr_args, args_ptr)
- SVCXPRT *xprt;
- xdrproc_t xdr_args;
- caddr_t args_ptr;
-{
- XDR *xdrs = &(su_data (xprt)->su_xdrs);
-
- xdrs->x_op = XDR_FREE;
- return (*xdr_args) (xdrs, args_ptr);
-}
-
-static void
-svcudp6_destroy (xprt)
- SVCXPRT *xprt;
-{
- struct svcudp_data *su = su_data (xprt);
-
- xprt_unregister (xprt);
- (void) __close (xprt->xp_sock);
- XDR_DESTROY (&(su->su_xdrs));
- mem_free (rpc_buffer (xprt), su->su_iosz);
- mem_free ((caddr_t) su, sizeof (struct svcudp_data));
- mem_free ((caddr_t) xprt, sizeof (SVCXPRT));
-}
-
-
-/***********this could be a separate file*********************/
-
-/*
- * Fifo cache for udp server
- * Copies pointers to reply buffers into fifo cache
- * Buffers are sent again if retransmissions are detected.
- */
-
-#define SPARSENESS 4 /* 75% sparse */
-
-#define CACHE_PERROR(msg) \
- (void) fprintf(stderr,"%s\n", msg)
-
-#define ALLOC(type, size) \
- (type *) mem_alloc((unsigned) (sizeof(type) * (size)))
-
-#define BZERO(addr, type, size) \
- __bzero((char *) addr, sizeof(type) * (int) (size))
-
-/*
- * An entry in the cache
- */
-typedef struct cache_node *cache_ptr;
-struct cache_node
- {
- /*
- * Index into cache is xid, proc, vers, prog and address
- */
- u_long cache_xid;
- u_long cache_proc;
- u_long cache_vers;
- u_long cache_prog;
- struct sockaddr_in6 cache_addr;
- /*
- * The cached reply and length
- */
- char *cache_reply;
- u_long cache_replylen;
- /*
- * Next node on the list, if there is a collision
- */
- cache_ptr cache_next;
- };
-
-
-
-/*
- * The entire cache
- */
-struct udp_cache
- {
- u_long uc_size; /* size of cache */
- cache_ptr *uc_entries; /* hash table of entries in cache */
- cache_ptr *uc_fifo; /* fifo list of entries in cache */
- u_long uc_nextvictim; /* points to next victim in fifo list */
- u_long uc_prog; /* saved program number */
- u_long uc_vers; /* saved version number */
- u_long uc_proc; /* saved procedure number */
- struct sockaddr_in6 uc_addr; /* saved caller's address */
- };
-
-
-/*
- * the hashing function
- */
-#define CACHE_LOC(transp, xid) \
- (xid % (SPARSENESS*((struct udp_cache *) su_data(transp)->su_cache)->uc_size))
-
-
-/*
- * Enable use of the cache.
- * Note: there is no disable.
- */
-int
-svcudp6_enablecache (SVCXPRT *transp, u_long size)
-{
- struct svcudp_data *su = su_data (transp);
- struct udp_cache *uc;
-
- if (su->su_cache != NULL)
- {
- CACHE_PERROR (_("enablecache: cache already enabled"));
- return 0;
- }
- uc = ALLOC (struct udp_cache, 1);
- if (uc == NULL)
- {
- CACHE_PERROR (_("enablecache: could not allocate cache"));
- return 0;
- }
- uc->uc_size = size;
- uc->uc_nextvictim = 0;
- uc->uc_entries = ALLOC (cache_ptr, size * SPARSENESS);
- if (uc->uc_entries == NULL)
- {
- CACHE_PERROR (_("enablecache: could not allocate cache data"));
- return 0;
- }
- BZERO (uc->uc_entries, cache_ptr, size * SPARSENESS);
- uc->uc_fifo = ALLOC (cache_ptr, size);
- if (uc->uc_fifo == NULL)
- {
- CACHE_PERROR (_("enablecache: could not allocate cache fifo"));
- return 0;
- }
- BZERO (uc->uc_fifo, cache_ptr, size);
- su->su_cache = (char *) uc;
- return 1;
-}
-
-
-/*
- * Set an entry in the cache
- */
-static void
-cache_set (SVCXPRT *xprt, u_long replylen)
-{
- cache_ptr victim;
- cache_ptr *vicp;
- struct svcudp_data *su = su_data (xprt);
- struct udp_cache *uc = (struct udp_cache *) su->su_cache;
- u_int loc;
- char *newbuf;
-
- /*
- * Find space for the new entry, either by
- * reusing an old entry, or by mallocing a new one
- */
- victim = uc->uc_fifo[uc->uc_nextvictim];
- if (victim != NULL)
- {
- loc = CACHE_LOC (xprt, victim->cache_xid);
- for (vicp = &uc->uc_entries[loc];
- *vicp != NULL && *vicp != victim;
- vicp = &(*vicp)->cache_next)
- ;
- if (*vicp == NULL)
- {
- CACHE_PERROR (_("cache_set: victim not found"));
- return;
- }
- *vicp = victim->cache_next; /* remote from cache */
- newbuf = victim->cache_reply;
- }
- else
- {
- victim = ALLOC (struct cache_node, 1);
- if (victim == NULL)
- {
- CACHE_PERROR (_("cache_set: victim alloc failed"));
- return;
- }
- newbuf = mem_alloc (su->su_iosz);
- if (newbuf == NULL)
- {
- CACHE_PERROR (_("cache_set: could not allocate new rpc_buffer"));
- return;
- }
- }
-
- /*
- * Store it away
- */
- victim->cache_replylen = replylen;
- victim->cache_reply = rpc_buffer (xprt);
- rpc_buffer (xprt) = newbuf;
- xdrmem_create (&(su->su_xdrs), rpc_buffer (xprt), su->su_iosz, XDR_ENCODE);
- victim->cache_xid = su->su_xid;
- victim->cache_proc = uc->uc_proc;
- victim->cache_vers = uc->uc_vers;
- victim->cache_prog = uc->uc_prog;
- victim->cache_addr = uc->uc_addr;
- loc = CACHE_LOC (xprt, victim->cache_xid);
- victim->cache_next = uc->uc_entries[loc];
- uc->uc_entries[loc] = victim;
- uc->uc_fifo[uc->uc_nextvictim++] = victim;
- uc->uc_nextvictim %= uc->uc_size;
-}
-
-/*
- * Try to get an entry from the cache
- * return 1 if found, 0 if not found
- */
-static int
-cache_get (xprt, msg, replyp, replylenp)
- SVCXPRT *xprt;
- struct rpc_msg *msg;
- char **replyp;
- u_long *replylenp;
-{
- u_int loc;
- cache_ptr ent;
- struct svcudp_data *su = su_data (xprt);
- struct udp_cache *uc = (struct udp_cache *) su->su_cache;
-
-#define EQADDR(a1, a2) (memcmp((char*)&a1, (char*)&a2, sizeof(a1)) == 0)
-
- loc = CACHE_LOC (xprt, su->su_xid);
- for (ent = uc->uc_entries[loc]; ent != NULL; ent = ent->cache_next)
- {
- if (ent->cache_xid == su->su_xid &&
- ent->cache_proc == uc->uc_proc &&
- ent->cache_vers == uc->uc_vers &&
- ent->cache_prog == uc->uc_prog &&
- EQADDR (ent->cache_addr, uc->uc_addr))
- {
- *replyp = ent->cache_reply;
- *replylenp = ent->cache_replylen;
- return 1;
- }
- }
- /*
- * Failed to find entry
- * Remember a few things so we can do a set later
- */
- uc->uc_proc = msg->rm_call.cb_proc;
- uc->uc_vers = msg->rm_call.cb_vers;
- uc->uc_prog = msg->rm_call.cb_prog;
- memcpy (&uc->uc_addr, &xprt->xp_raddr, sizeof (uc->uc_addr));
- return 0;
-}