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Removed as part of merging RPC/XDR upgrade from Eric Norum.

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This commit is contained in:
Joel Sherrill
2000-04-29 19:09:48 +00:00
parent cd7024d520
commit b797468c04
8 changed files with 0 additions and 2241 deletions
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191
c/src/librpc/src/rpc_callmsg.c
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@@ -1,191 +0,0 @@
/* @(#)rpc_callmsg.c 2.1 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[] = "@(#)rpc_callmsg.c 1.4 87/08/11 Copyr 1984 Sun Micro";
#endif
/*
* rpc_callmsg.c
*
* Copyright (C) 1984, Sun Microsystems, Inc.
*
*/
#include <string.h> /* bcopy */
#include <rpc/rpc.h>
bool_t xdr_opaque_auth (register XDR *xdrs, register struct
opaque_auth *ap);
/*
* XDR a call message
*/
bool_t
xdr_callmsg(xdrs, cmsg)
register XDR *xdrs;
register struct rpc_msg *cmsg;
{
register long *buf;
register struct opaque_auth *oa;
if (xdrs->x_op == XDR_ENCODE) {
if (cmsg->rm_call.cb_cred.oa_length > MAX_AUTH_BYTES) {
return (FALSE);
}
if (cmsg->rm_call.cb_verf.oa_length > MAX_AUTH_BYTES) {
return (FALSE);
}
buf = XDR_INLINE(xdrs, 8 * BYTES_PER_XDR_UNIT
+ RNDUP(cmsg->rm_call.cb_cred.oa_length)
+ 2 * BYTES_PER_XDR_UNIT
+ RNDUP(cmsg->rm_call.cb_verf.oa_length));
if (buf != NULL) {
IXDR_PUT_LONG(buf, cmsg->rm_xid);
IXDR_PUT_ENUM(buf, cmsg->rm_direction);
if (cmsg->rm_direction != CALL) {
return (FALSE);
}
IXDR_PUT_LONG(buf, cmsg->rm_call.cb_rpcvers);
if (cmsg->rm_call.cb_rpcvers != RPC_MSG_VERSION) {
return (FALSE);
}
IXDR_PUT_LONG(buf, cmsg->rm_call.cb_prog);
IXDR_PUT_LONG(buf, cmsg->rm_call.cb_vers);
IXDR_PUT_LONG(buf, cmsg->rm_call.cb_proc);
oa = &cmsg->rm_call.cb_cred;
IXDR_PUT_ENUM(buf, oa->oa_flavor);
IXDR_PUT_LONG(buf, oa->oa_length);
if (oa->oa_length) {
bcopy(oa->oa_base, (caddr_t)buf, oa->oa_length);
buf += RNDUP(oa->oa_length) / sizeof (long);
}
oa = &cmsg->rm_call.cb_verf;
IXDR_PUT_ENUM(buf, oa->oa_flavor);
IXDR_PUT_LONG(buf, oa->oa_length);
if (oa->oa_length) {
bcopy(oa->oa_base, (caddr_t)buf, oa->oa_length);
/* no real need....
buf += RNDUP(oa->oa_length) / sizeof (long);
*/
}
return (TRUE);
}
}
if (xdrs->x_op == XDR_DECODE) {
buf = XDR_INLINE(xdrs, 8 * BYTES_PER_XDR_UNIT);
if (buf != NULL) {
cmsg->rm_xid = IXDR_GET_LONG(buf);
cmsg->rm_direction = IXDR_GET_ENUM(buf, enum msg_type);
if (cmsg->rm_direction != CALL) {
return (FALSE);
}
cmsg->rm_call.cb_rpcvers = IXDR_GET_LONG(buf);
if (cmsg->rm_call.cb_rpcvers != RPC_MSG_VERSION) {
return (FALSE);
}
cmsg->rm_call.cb_prog = IXDR_GET_LONG(buf);
cmsg->rm_call.cb_vers = IXDR_GET_LONG(buf);
cmsg->rm_call.cb_proc = IXDR_GET_LONG(buf);
oa = &cmsg->rm_call.cb_cred;
oa->oa_flavor = IXDR_GET_ENUM(buf, enum_t);
oa->oa_length = IXDR_GET_LONG(buf);
if (oa->oa_length) {
if (oa->oa_length > MAX_AUTH_BYTES) {
return (FALSE);
}
if (oa->oa_base == NULL) {
oa->oa_base = (caddr_t)
mem_alloc(oa->oa_length);
}
buf = XDR_INLINE(xdrs, RNDUP(oa->oa_length));
if (buf == NULL) {
if (xdr_opaque(xdrs, oa->oa_base,
oa->oa_length) == FALSE) {
return (FALSE);
}
} else {
bcopy((caddr_t)buf, oa->oa_base,
oa->oa_length);
/* no real need....
buf += RNDUP(oa->oa_length) /
sizeof (long);
*/
}
}
oa = &cmsg->rm_call.cb_verf;
buf = XDR_INLINE(xdrs, 2 * BYTES_PER_XDR_UNIT);
if (buf == NULL) {
if (xdr_enum(xdrs, &oa->oa_flavor) == FALSE ||
xdr_u_int(xdrs, &oa->oa_length) == FALSE) {
return (FALSE);
}
} else {
oa->oa_flavor = IXDR_GET_ENUM(buf, enum_t);
oa->oa_length = IXDR_GET_LONG(buf);
}
if (oa->oa_length) {
if (oa->oa_length > MAX_AUTH_BYTES) {
return (FALSE);
}
if (oa->oa_base == NULL) {
oa->oa_base = (caddr_t)
mem_alloc(oa->oa_length);
}
buf = XDR_INLINE(xdrs, RNDUP(oa->oa_length));
if (buf == NULL) {
if (xdr_opaque(xdrs, oa->oa_base,
oa->oa_length) == FALSE) {
return (FALSE);
}
} else {
bcopy((caddr_t)buf, oa->oa_base,
oa->oa_length);
/* no real need...
buf += RNDUP(oa->oa_length) /
sizeof (long);
*/
}
}
return (TRUE);
}
}
if (
xdr_u_long(xdrs, &(cmsg->rm_xid)) &&
xdr_enum(xdrs, (enum_t *)&(cmsg->rm_direction)) &&
(cmsg->rm_direction == CALL) &&
xdr_u_long(xdrs, &(cmsg->rm_call.cb_rpcvers)) &&
(cmsg->rm_call.cb_rpcvers == RPC_MSG_VERSION) &&
xdr_u_long(xdrs, &(cmsg->rm_call.cb_prog)) &&
xdr_u_long(xdrs, &(cmsg->rm_call.cb_vers)) &&
xdr_u_long(xdrs, &(cmsg->rm_call.cb_proc)) &&
xdr_opaque_auth(xdrs, &(cmsg->rm_call.cb_cred)) )
return (xdr_opaque_auth(xdrs, &(cmsg->rm_call.cb_verf)));
return (FALSE);
}

271
c/src/librpc/src/rpc_prot.c
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@@ -1,271 +0,0 @@
/* @(#)rpc_prot.c 2.3 88/08/07 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.
*/
/*
* rpc_prot.c
*/
#include <rpc/rpc.h>
/* * * * * * * * * * * * * * XDR Authentication * * * * * * * * * * * */
struct opaque_auth _null_auth;
/*
* XDR an opaque authentication struct
* (see auth.h)
*/
bool_t
xdr_opaque_auth(xdrs, ap)
register XDR *xdrs;
register struct opaque_auth *ap;
{
if (xdr_enum(xdrs, &(ap->oa_flavor)))
return (xdr_bytes(xdrs, &ap->oa_base,
&ap->oa_length, MAX_AUTH_BYTES));
return (FALSE);
}
/*
* XDR a DES block
*/
bool_t
xdr_des_block(xdrs, blkp)
register XDR *xdrs;
register des_block *blkp;
{
return (xdr_opaque(xdrs, (caddr_t)blkp, sizeof(des_block)));
}
/* * * * * * * * * * * * * * XDR RPC MESSAGE * * * * * * * * * * * * * * * */
/*
* XDR the MSG_ACCEPTED part of a reply message union
*/
bool_t
xdr_accepted_reply(xdrs, ar)
register XDR *xdrs;
register struct accepted_reply *ar;
{
/* personalized union, rather than calling xdr_union */
if (! xdr_opaque_auth(xdrs, &(ar->ar_verf)))
return (FALSE);
if (! xdr_enum(xdrs, (enum_t *)&(ar->ar_stat)))
return (FALSE);
switch (ar->ar_stat) {
case SUCCESS:
return ((*(ar->ar_results.proc))(xdrs, ar->ar_results.where));
case PROG_MISMATCH:
if (! xdr_u_long(xdrs, &(ar->ar_vers.low)))
return (FALSE);
return (xdr_u_long(xdrs, &(ar->ar_vers.high)));
default:
break;
}
return (TRUE); /* TRUE => open ended set of problems */
}
/*
* XDR the MSG_DENIED part of a reply message union
*/
bool_t
xdr_rejected_reply(xdrs, rr)
register XDR *xdrs;
register struct rejected_reply *rr;
{
/* personalized union, rather than calling xdr_union */
if (! xdr_enum(xdrs, (enum_t *)&(rr->rj_stat)))
return (FALSE);
switch (rr->rj_stat) {
case RPC_MISMATCH:
if (! xdr_u_long(xdrs, &(rr->rj_vers.low)))
return (FALSE);
return (xdr_u_long(xdrs, &(rr->rj_vers.high)));
case AUTH_ERROR:
return (xdr_enum(xdrs, (enum_t *)&(rr->rj_why)));
}
return (FALSE);
}
static struct xdr_discrim reply_dscrm[3] = {
{ (int)MSG_ACCEPTED, xdr_accepted_reply },
{ (int)MSG_DENIED, xdr_rejected_reply },
{ __dontcare__, NULL_xdrproc_t } };
/*
* XDR a reply message
*/
bool_t
xdr_replymsg(xdrs, rmsg)
register XDR *xdrs;
register struct rpc_msg *rmsg;
{
if (
xdr_u_long(xdrs, &(rmsg->rm_xid)) &&
xdr_enum(xdrs, (enum_t *)&(rmsg->rm_direction)) &&
(rmsg->rm_direction == REPLY) )
return (xdr_union(xdrs, (enum_t *)&(rmsg->rm_reply.rp_stat),
(caddr_t)&(rmsg->rm_reply.ru), reply_dscrm, NULL_xdrproc_t));
return (FALSE);
}
/*
* Serializes the "static part" of a call message header.
* The fields include: rm_xid, rm_direction, rpcvers, prog, and vers.
* The rm_xid is not really static, but the user can easily munge on the fly.
*/
bool_t
xdr_callhdr(xdrs, cmsg)
register XDR *xdrs;
register struct rpc_msg *cmsg;
{
cmsg->rm_direction = CALL;
cmsg->rm_call.cb_rpcvers = RPC_MSG_VERSION;
if (
(xdrs->x_op == XDR_ENCODE) &&
xdr_u_long(xdrs, &(cmsg->rm_xid)) &&
xdr_enum(xdrs, (enum_t *)&(cmsg->rm_direction)) &&
xdr_u_long(xdrs, &(cmsg->rm_call.cb_rpcvers)) &&
xdr_u_long(xdrs, &(cmsg->rm_call.cb_prog)) )
return (xdr_u_long(xdrs, &(cmsg->rm_call.cb_vers)));
return (FALSE);
}
/* ************************** Client utility routine ************* */
static void
accepted(acpt_stat, error)
register enum accept_stat acpt_stat;
register struct rpc_err *error;
{
switch (acpt_stat) {
case PROG_UNAVAIL:
error->re_status = RPC_PROGUNAVAIL;
return;
case PROG_MISMATCH:
error->re_status = RPC_PROGVERSMISMATCH;
return;
case PROC_UNAVAIL:
error->re_status = RPC_PROCUNAVAIL;
return;
case GARBAGE_ARGS:
error->re_status = RPC_CANTDECODEARGS;
return;
case SYSTEM_ERR:
error->re_status = RPC_SYSTEMERROR;
return;
case SUCCESS:
error->re_status = RPC_SUCCESS;
return;
}
/* something's wrong, but we don't know what ... */
error->re_status = RPC_FAILED;
error->re_lb.s1 = (long)MSG_ACCEPTED;
error->re_lb.s2 = (long)acpt_stat;
}
static void
rejected(rjct_stat, error)
register enum reject_stat rjct_stat;
register struct rpc_err *error;
{
switch (rjct_stat) {
case RPC_VERSMISMATCH:
error->re_status = RPC_VERSMISMATCH;
return;
case AUTH_ERROR:
error->re_status = RPC_AUTHERROR;
return;
default:
break;
}
/* something's wrong, but we don't know what ... */
error->re_status = RPC_FAILED;
error->re_lb.s1 = (long)MSG_DENIED;
error->re_lb.s2 = (long)rjct_stat;
}
/*
* given a reply message, fills in the error
*/
void
_seterr_reply(msg, error)
register struct rpc_msg *msg;
register struct rpc_err *error;
{
/* optimized for normal, SUCCESSful case */
switch (msg->rm_reply.rp_stat) {
case MSG_ACCEPTED:
if (msg->acpted_rply.ar_stat == SUCCESS) {
error->re_status = RPC_SUCCESS;
return;
};
accepted(msg->acpted_rply.ar_stat, error);
break;
case MSG_DENIED:
rejected(msg->rjcted_rply.rj_stat, error);
break;
default:
error->re_status = RPC_FAILED;
error->re_lb.s1 = (long)(msg->rm_reply.rp_stat);
break;
}
switch (error->re_status) {
case RPC_VERSMISMATCH:
error->re_vers.low = msg->rjcted_rply.rj_vers.low;
error->re_vers.high = msg->rjcted_rply.rj_vers.high;
break;
case RPC_AUTHERROR:
error->re_why = msg->rjcted_rply.rj_why;
break;
case RPC_PROGVERSMISMATCH:
error->re_vers.low = msg->acpted_rply.ar_vers.low;
error->re_vers.high = msg->acpted_rply.ar_vers.high;
break;
default:
break;
}
}

259
c/src/librpc/src/svc.c
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@@ -1,259 +0,0 @@
/* @(#)svc.c 2.4 88/08/11 4.0 RPCSRC; from 1.44 88/02/08 SMI */
/*
* 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.c 1.41 87/10/13 Copyr 1984 Sun Micro";
#endif
/*
* svc.c, Server-side remote procedure call interface.
*
* There are two sets of procedures here. The xprt routines are
* for handling transport handles. The svc routines handle the
* list of service routines.
*
* Copyright (C) 1984, Sun Microsystems, Inc.
*/
#include <rpc/rpc.h>
#include <stdio.h>
#include <stdlib.h>
#define RQCRED_SIZE 400 /* this size is excessive */
/* ******************* REPLY GENERATION ROUTINES ************ */
/*
* Send a reply to an rpc request
*/
bool_t
svc_sendreply(xprt, xdr_results, xdr_location)
register SVCXPRT *xprt;
xdrproc_t xdr_results;
caddr_t xdr_location;
{
struct rpc_msg rply;
rply.rm_direction = REPLY;
rply.rm_reply.rp_stat = MSG_ACCEPTED;
rply.acpted_rply.ar_verf = xprt->xp_verf;
rply.acpted_rply.ar_stat = SUCCESS;
rply.acpted_rply.ar_results.where = xdr_location;
rply.acpted_rply.ar_results.proc = xdr_results;
return (SVC_REPLY(xprt, &rply));
}
/*
* No procedure error reply
*/
void
svcerr_noproc(xprt)
register SVCXPRT *xprt;
{
struct rpc_msg rply;
rply.rm_direction = REPLY;
rply.rm_reply.rp_stat = MSG_ACCEPTED;
rply.acpted_rply.ar_verf = xprt->xp_verf;
rply.acpted_rply.ar_stat = PROC_UNAVAIL;
SVC_REPLY(xprt, &rply);
}
/*
* Can't decode args error reply
*/
void
svcerr_decode(xprt)
register SVCXPRT *xprt;
{
struct rpc_msg rply;
rply.rm_direction = REPLY;
rply.rm_reply.rp_stat = MSG_ACCEPTED;
rply.acpted_rply.ar_verf = xprt->xp_verf;
rply.acpted_rply.ar_stat = GARBAGE_ARGS;
SVC_REPLY(xprt, &rply);
}
/*
* Some system error
*/
void
svcerr_systemerr(xprt)
register SVCXPRT *xprt;
{
struct rpc_msg rply;
rply.rm_direction = REPLY;
rply.rm_reply.rp_stat = MSG_ACCEPTED;
rply.acpted_rply.ar_verf = xprt->xp_verf;
rply.acpted_rply.ar_stat = SYSTEM_ERR;
SVC_REPLY(xprt, &rply);
}
/*
* Authentication error reply
*/
void
svcerr_auth(xprt, why)
SVCXPRT *xprt;
enum auth_stat why;
{
struct rpc_msg rply;
rply.rm_direction = REPLY;
rply.rm_reply.rp_stat = MSG_DENIED;
rply.rjcted_rply.rj_stat = AUTH_ERROR;
rply.rjcted_rply.rj_why = why;
SVC_REPLY(xprt, &rply);
}
/*
* Auth too weak error reply
*/
void
svcerr_weakauth(xprt)
SVCXPRT *xprt;
{
svcerr_auth(xprt, AUTH_TOOWEAK);
}
/*
* Program unavailable error reply
*/
void
svcerr_noprog(xprt)
register SVCXPRT *xprt;
{
struct rpc_msg rply;
rply.rm_direction = REPLY;
rply.rm_reply.rp_stat = MSG_ACCEPTED;
rply.acpted_rply.ar_verf = xprt->xp_verf;
rply.acpted_rply.ar_stat = PROG_UNAVAIL;
SVC_REPLY(xprt, &rply);
}
/*
* Program version mismatch error reply
*/
void
svcerr_progvers(xprt, low_vers, high_vers)
register SVCXPRT *xprt;
u_long low_vers;
u_long high_vers;
{
struct rpc_msg rply;
rply.rm_direction = REPLY;
rply.rm_reply.rp_stat = MSG_ACCEPTED;
rply.acpted_rply.ar_verf = xprt->xp_verf;
rply.acpted_rply.ar_stat = PROG_MISMATCH;
rply.acpted_rply.ar_vers.low = low_vers;
rply.acpted_rply.ar_vers.high = high_vers;
SVC_REPLY(xprt, &rply);
}
void
svc_processrequest(xprt, prog, vers, dispatch)
SVCXPRT *xprt;
u_long prog;
u_long vers;
void (*dispatch)();
{
struct rpc_msg msg;
int prog_found = FALSE;
u_long low_vers = 0; /* dummy init */
u_long high_vers = 0; /* dummy init */
struct svc_req r;
/*static char cred_area[2*MAX_AUTH_BYTES + RQCRED_SIZE];*/
char *cred_area;
cred_area = (char *)malloc(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]);
if (SVC_RECV(xprt, &msg)) {
/* now find the exported program and call it */
/* register 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);
free(cred_area);
return;
}
/* now match message with a registered service*/
prog_found = FALSE;
low_vers = 0 - 1;
high_vers = 0;
if (prog == r.rq_prog) {
if (vers == r.rq_vers) {
(*dispatch)(&r, xprt);
free(cred_area);
return;
} /* found correct version */
prog_found = TRUE;
if (vers < low_vers)
low_vers = vers;
if (vers > high_vers)
high_vers = 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);
}
free(cred_area);
}
/* stubs for solaris rpcgen */
/*int _rpcsvccount;
int _rpcsvcstate;
int _SERVED;
*/

124
c/src/librpc/src/svc_auth.c
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@@ -1,124 +0,0 @@
#if !defined(lint) && defined(SCCSIDS)
static char sccsid[] = "@(#)svc_auth.c 2.1 88/08/07 4.0 RPCSRC; from 1.19 87/08/11 Copyr 1984 Sun Micro";
#endif
/*
* 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
*/
/*
* svc_auth_nodes.c, Server-side rpc authenticator interface,
* *WITHOUT* DES authentication.
*
* Copyright (C) 1984, Sun Microsystems, Inc.
*/
#include <rpc/rpc.h>
/*
* svcauthsw is the bdevsw of server side authentication.
*
* Server side authenticators are called from authenticate by
* using the client auth struct flavor field to index into svcauthsw.
* The server auth flavors must implement a routine that looks
* like:
*
* enum auth_stat
* flavorx_auth(rqst, msg)
* register struct svc_req *rqst;
* register struct rpc_msg *msg;
*
*/
enum auth_stat _svcauth_null(); /* no authentication */
enum auth_stat _svcauth_unix(); /* unix style (uid, gids) */
enum auth_stat _svcauth_short(); /* short hand unix style */
static struct {
enum auth_stat (*authenticator)();
} svcauthsw[] = {
{
_svcauth_null, /* AUTH_NULL */
#ifdef MR
_svcauth_unix, /* AUTH_UNIX */
_svcauth_short /* AUTH_SHORT */
#endif
}
};
#ifdef MR
#define AUTH_MAX 2 /* HIGHEST AUTH NUMBER */
#else
#define AUTH_MAX 0 /* HIGHEST AUTH NUMBER */
#endif
/*
* The call rpc message, msg has been obtained from the wire. The msg contains
* the raw form of credentials and verifiers. authenticate returns AUTH_OK
* if the msg is successfully authenticated. If AUTH_OK then the routine also
* does the following things:
* set rqst->rq_xprt->verf to the appropriate response verifier;
* sets rqst->rq_client_cred to the "cooked" form of the credentials.
*
* NB: rqst->rq_cxprt->verf must be pre-alloctaed;
* its length is set appropriately.
*
* The caller still owns and is responsible for msg->u.cmb.cred and
* msg->u.cmb.verf. The authentication system retains ownership of
* rqst->rq_client_cred, the cooked credentials.
*
* There is an assumption that any flavour less than AUTH_NULL is
* invalid.
*/
enum auth_stat
_authenticate(rqst, msg)
register struct svc_req *rqst;
struct rpc_msg *msg;
{
register int cred_flavor;
rqst->rq_cred = msg->rm_call.cb_cred;
rqst->rq_xprt->xp_verf.oa_flavor = _null_auth.oa_flavor;
rqst->rq_xprt->xp_verf.oa_length = 0;
cred_flavor = rqst->rq_cred.oa_flavor;
if ((cred_flavor <= AUTH_MAX) && (cred_flavor >= AUTH_NULL)) {
return ((*(svcauthsw[cred_flavor].authenticator))(rqst, msg));
}
return (AUTH_REJECTEDCRED);
}
enum auth_stat
_svcauth_null(/*rqst, msg*/)
/*struct svc_req *rqst;
struct rpc_msg *msg;*/
{
return (AUTH_OK);
}

476
c/src/librpc/src/svc_udp.c
View File

@@ -1,476 +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.
*/
/*
* Adapted for rgdb specifi purposes.
* Modifications are under #ifndef NO_RGDB.
*/
#include <stdio.h> /* printf */
#include <stdlib.h> /* free */
#include <string.h> /* bzero, bcmp */
#include <rpc/rpc.h>
#include <sys/socket.h>
#define rpc_buffer(xprt) ((xprt)->xp_p1)
#define MAX(a, b) ((a > b) ? a : b)
static bool_t svcudp_recv();
static bool_t svcudp_reply();
static enum xprt_stat svcudp_stat();
static bool_t svcudp_getargs();
static bool_t svcudp_freeargs();
static void svcudp_destroy();
static int cache_get();
static void cache_set();
static struct xp_ops svcudp_op = {
svcudp_recv,
svcudp_stat,
svcudp_getargs,
svcudp_reply,
svcudp_freeargs,
svcudp_destroy
};
extern int errno;
/*
* 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 *
svcudp_bufcreate(sock, sendsz, recvsz)
register int sock;
u_int sendsz, recvsz;
{
register SVCXPRT *xprt;
register struct svcudp_data *su;
struct sockaddr_in addr;
int len = sizeof(struct sockaddr_in);
if (sock == RPC_ANYSOCK) {
(void)printf
("svcudp_create: socket should be created and bound\n");
return ((SVCXPRT *) NULL);
}
if (getsockname(sock, (struct sockaddr *)&addr, &len) != 0) {
(void)printf("svcudp_create - cannot getsockname");
return ((SVCXPRT *)NULL);
}
xprt = (SVCXPRT *)mem_alloc(sizeof(SVCXPRT));
if (xprt == NULL) {
(void)printf("svcudp_create: out of memory\n");
return (NULL);
}
su = (struct svcudp_data *)mem_alloc(sizeof(*su));
if (su == NULL) {
(void)printf("svcudp_create: out of memory\n");
return (NULL);
}
su->su_iosz = ((MAX(sendsz, recvsz) + 3) / 4) * 4;
if ((rpc_buffer(xprt) = (caddr_t) mem_alloc(su->su_iosz)) == NULL) {
(void)printf("svcudp_create: out of memory\n");
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 = &svcudp_op;
xprt->xp_port = ntohs(addr.sin_port);
xprt->xp_sock = sock;
return (xprt);
}
SVCXPRT *
svcudp_create(sock)
int sock;
{
/* return(svcudp_bufcreate(sock, UDPMSGSIZE, UDPMSGSIZE));*/
return(svcudp_bufcreate(sock, 1500, 1500));
}
static enum xprt_stat
svcudp_stat(xprt)
SVCXPRT *xprt;
{
return (XPRT_IDLE);
}
static bool_t
svcudp_recv(xprt, msg)
register SVCXPRT *xprt;
struct rpc_msg *msg;
{
register struct svcudp_data *su = su_data(xprt);
register XDR *xdrs = &(su->su_xdrs);
register int rlen;
char *reply;
u_long replylen;
again:
xprt->xp_addrlen = sizeof(struct sockaddr_in);
rlen = recvfrom(xprt->xp_sock, rpc_buffer(xprt), (int) su->su_iosz,
0, (struct sockaddr *)&(xprt->xp_raddr), &(xprt->xp_addrlen));
if (rlen == -1 /* && errno == EINTR */)
goto again;
if (rlen < 4*sizeof(u_long))
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, xprt->xp_addrlen);
return (FALSE);
}
}
return (TRUE);
}
static bool_t
svcudp_reply(xprt, msg)
register SVCXPRT *xprt;
struct rpc_msg *msg;
{
register struct svcudp_data *su = su_data(xprt);
register XDR *xdrs = &(su->su_xdrs);
register int slen;
register 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
svcudp_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
svcudp_freeargs(xprt, xdr_args, args_ptr)
SVCXPRT *xprt;
xdrproc_t xdr_args;
caddr_t args_ptr;
{
register XDR *xdrs = &(su_data(xprt)->su_xdrs);
xdrs->x_op = XDR_FREE;
return ((*xdr_args)(xdrs, args_ptr));
}
static void
svcudp_destroy(xprt)
register SVCXPRT *xprt;
{
register 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) printf("%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_in 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_in 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
svcudp_enablecache(transp, size)
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(xprt, replylen)
SVCXPRT *xprt;
u_long replylen;
{
register cache_ptr victim;
register cache_ptr *vicp;
register 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 = (char*) 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;
register cache_ptr ent;
register struct svcudp_data *su = su_data(xprt);
register struct udp_cache *uc = (struct udp_cache *) su->su_cache;
# define EQADDR(a1, a2) (bcmp((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;
uc->uc_addr = xprt->xp_raddr;
return(0);
}

578
c/src/librpc/src/xdr.c
View File

@@ -1,578 +0,0 @@
/* @(#)xdr.c 2.1 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[] = "@(#)xdr.c 1.35 87/08/12";
#endif
/*
* xdr.c, Generic XDR routines implementation.
*
* Copyright (C) 1986, Sun Microsystems, Inc.
*
* These are the "generic" xdr routines used to serialize and de-serialize
* most common data items. See xdr.h for more info on the interface to
* xdr.
*/
#include <stdio.h>
#include <stdlib.h>
#include <rpc/types.h>
#include <rpc/xdr.h>
/*
* constants specific to the xdr "protocol"
*/
#define XDR_FALSE ((long) 0)
#define XDR_TRUE ((long) 1)
#define LASTUNSIGNED ((u_int) 0-1)
/*
* for unit alignment
*/
static char xdr_zero[BYTES_PER_XDR_UNIT] = { 0, 0, 0, 0 };
/*
* Free a data structure using XDR
* Not a filter, but a convenient utility nonetheless
*/
void
xdr_free(proc, objp)
xdrproc_t proc;
char *objp;
{
XDR x;
x.x_op = XDR_FREE;
(*proc)(&x, objp);
}
/*
* XDR nothing
*/
bool_t
xdr_void(/* xdrs, addr */)
/* XDR *xdrs; */
/* caddr_t addr; */
{
return (TRUE);
}
/*
* XDR integers
*/
bool_t
xdr_int(xdrs, ip)
XDR *xdrs;
int *ip;
{
#ifdef lint
(void) (xdr_short(xdrs, (short *)ip));
return (xdr_long(xdrs, (long *)ip));
#else
if (sizeof (int) == sizeof (long)) {
return (xdr_long(xdrs, (long *)ip));
} else {
return (xdr_short(xdrs, (short *)ip));
}
#endif
}
/*
* XDR unsigned integers
*/
bool_t
xdr_u_int(xdrs, up)
XDR *xdrs;
u_int *up;
{
#ifdef lint
(void) (xdr_short(xdrs, (short *)up));
return (xdr_u_long(xdrs, (u_long *)up));
#else
if (sizeof (u_int) == sizeof (u_long)) {
return (xdr_u_long(xdrs, (u_long *)up));
} else {
return (xdr_short(xdrs, (short *)up));
}
#endif
}
/*
* XDR long integers
* same as xdr_u_long - open coded to save a proc call!
*/
bool_t
xdr_long(xdrs, lp)
register XDR *xdrs;
long *lp;
{
if (xdrs->x_op == XDR_ENCODE)
return (XDR_PUTLONG(xdrs, lp));
if (xdrs->x_op == XDR_DECODE)
return (XDR_GETLONG(xdrs, lp));
if (xdrs->x_op == XDR_FREE)
return (TRUE);
return (FALSE);
}
/*
* XDR unsigned long integers
* same as xdr_long - open coded to save a proc call!
*/
bool_t
xdr_u_long(xdrs, ulp)
register XDR *xdrs;
u_long *ulp;
{
if (xdrs->x_op == XDR_DECODE)
return (XDR_GETLONG(xdrs, (long *)ulp));
if (xdrs->x_op == XDR_ENCODE)
return (XDR_PUTLONG(xdrs, (long *)ulp));
if (xdrs->x_op == XDR_FREE)
return (TRUE);
return (FALSE);
}
/*
* XDR short integers
*/
bool_t
xdr_short(xdrs, sp)
register XDR *xdrs;
short *sp;
{
long l;
switch (xdrs->x_op) {
case XDR_ENCODE:
l = (long) *sp;
return (XDR_PUTLONG(xdrs, &l));
case XDR_DECODE:
if (!XDR_GETLONG(xdrs, &l)) {
return (FALSE);
}
*sp = (short) l;
return (TRUE);
case XDR_FREE:
return (TRUE);
}
return (FALSE);
}
/*
* XDR unsigned short integers
*/
bool_t
xdr_u_short(xdrs, usp)
register XDR *xdrs;
u_short *usp;
{
u_long l;
switch (xdrs->x_op) {
case XDR_ENCODE:
l = (u_long) *usp;
return (XDR_PUTLONG(xdrs, &l));
case XDR_DECODE:
if (!XDR_GETLONG(xdrs, &l)) {
return (FALSE);
}
*usp = (u_short) l;
return (TRUE);
case XDR_FREE:
return (TRUE);
}
return (FALSE);
}
/*
* XDR a char
*/
bool_t
xdr_char(xdrs, cp)
XDR *xdrs;
char *cp;
{
int i;
i = (*cp);
if (!xdr_int(xdrs, &i)) {
return (FALSE);
}
*cp = i;
return (TRUE);
}
/*
* XDR an unsigned char
*/
bool_t
xdr_u_char(xdrs, cp)
XDR *xdrs;
char *cp;
{
u_int u;
u = (*cp);
if (!xdr_u_int(xdrs, &u)) {
return (FALSE);
}
*cp = u;
return (TRUE);
}
/*
* XDR booleans
*/
bool_t
xdr_bool(xdrs, bp)
register XDR *xdrs;
bool_t *bp;
{
long lb;
switch (xdrs->x_op) {
case XDR_ENCODE:
lb = *bp ? XDR_TRUE : XDR_FALSE;
return (XDR_PUTLONG(xdrs, &lb));
case XDR_DECODE:
if (!XDR_GETLONG(xdrs, &lb)) {
return (FALSE);
}
*bp = (lb == XDR_FALSE) ? FALSE : TRUE;
return (TRUE);
case XDR_FREE:
return (TRUE);
}
return (FALSE);
}
/*
* XDR enumerations
*/
bool_t
xdr_enum(xdrs, ep)
XDR *xdrs;
enum_t *ep;
{
#ifndef lint
enum sizecheck { SIZEVAL }; /* used to find the size of an enum */
/*
* enums are treated as ints
*/
if (sizeof (enum sizecheck) == sizeof (long)) {
return (xdr_long(xdrs, (long *)ep));
} else if (sizeof (enum sizecheck) == sizeof (short)) {
return (xdr_short(xdrs, (short *)ep));
} else {
return (FALSE);
}
#else
(void) (xdr_short(xdrs, (short *)ep));
return (xdr_long(xdrs, (long *)ep));
#endif
}
/*
* XDR opaque data
* Allows the specification of a fixed size sequence of opaque bytes.
* cp points to the opaque object and cnt gives the byte length.
*/
bool_t
xdr_opaque(xdrs, cp, cnt)
register XDR *xdrs;
caddr_t cp;
register u_int cnt;
{
register u_int rndup;
static int crud[BYTES_PER_XDR_UNIT];
/*
* if no data we are done
*/
if (cnt == 0)
return (TRUE);
/*
* round byte count to full xdr units
*/
rndup = cnt % BYTES_PER_XDR_UNIT;
if (rndup > 0)
rndup = BYTES_PER_XDR_UNIT - rndup;
if (xdrs->x_op == XDR_DECODE) {
if (!XDR_GETBYTES(xdrs, cp, cnt)) {
return (FALSE);
}
if (rndup == 0)
return (TRUE);
return (XDR_GETBYTES(xdrs, crud, rndup));
}
if (xdrs->x_op == XDR_ENCODE) {
if (!XDR_PUTBYTES(xdrs, cp, cnt)) {
return (FALSE);
}
if (rndup == 0)
return (TRUE);
return (XDR_PUTBYTES(xdrs, xdr_zero, rndup));
}
if (xdrs->x_op == XDR_FREE) {
return (TRUE);
}
return (FALSE);
}
/*
* XDR counted bytes
* *cpp is a pointer to the bytes, *sizep is the count.
* If *cpp is NULL maxsize bytes are allocated
*/
bool_t
xdr_bytes(xdrs, cpp, sizep, maxsize)
register XDR *xdrs;
char **cpp;
register u_int *sizep;
u_int maxsize;
{
register char *sp = *cpp; /* sp is the actual string pointer */
register u_int nodesize;
/*
* first deal with the length since xdr bytes are counted
*/
if (! xdr_u_int(xdrs, sizep)) {
return (FALSE);
}
nodesize = *sizep;
if ((nodesize > maxsize) && (xdrs->x_op != XDR_FREE)) {
return (FALSE);
}
/*
* now deal with the actual bytes
*/
switch (xdrs->x_op) {
case XDR_DECODE:
if (nodesize == 0) {
return (TRUE);
}
if (sp == NULL) {
*cpp = sp = (char *)mem_alloc(nodesize);
}
if (sp == NULL) {
(void) printf("xdr_bytes: out of memory\n");
return (FALSE);
}
/* fall into ... */
case XDR_ENCODE:
return (xdr_opaque(xdrs, sp, nodesize));
case XDR_FREE:
if (sp != NULL) {
mem_free(sp, nodesize);
*cpp = NULL;
}
return (TRUE);
}
return (FALSE);
}
/*
* Implemented here due to commonality of the object.
*/
bool_t
xdr_netobj(xdrs, np)
XDR *xdrs;
struct netobj *np;
{
return (xdr_bytes(xdrs, &np->n_bytes, &np->n_len, MAX_NETOBJ_SZ));
}
/*
* XDR a descriminated union
* Support routine for discriminated unions.
* You create an array of xdrdiscrim structures, terminated with
* an entry with a null procedure pointer. The routine gets
* the discriminant value and then searches the array of xdrdiscrims
* looking for that value. It calls the procedure given in the xdrdiscrim
* to handle the discriminant. If there is no specific routine a default
* routine may be called.
* If there is no specific or default routine an error is returned.
*/
bool_t
xdr_union(xdrs, dscmp, unp, choices, dfault)
register XDR *xdrs;
enum_t *dscmp; /* enum to decide which arm to work on */
char *unp; /* the union itself */
struct xdr_discrim *choices; /* [value, xdr proc] for each arm */
xdrproc_t dfault; /* default xdr routine */
{
register enum_t dscm;
/*
* we deal with the discriminator; it's an enum
*/
if (! xdr_enum(xdrs, dscmp)) {
return (FALSE);
}
dscm = *dscmp;
/*
* search choices for a value that matches the discriminator.
* if we find one, execute the xdr routine for that value.
*/
for (; choices->proc != NULL_xdrproc_t; choices++) {
if (choices->value == dscm)
return ((*(choices->proc))(xdrs, unp, LASTUNSIGNED));
}
/*
* no match - execute the default xdr routine if there is one
*/
return ((dfault == NULL_xdrproc_t) ? FALSE :
(*dfault)(xdrs, unp, LASTUNSIGNED));
}
/*
* Non-portable xdr primitives.
* Care should be taken when moving these routines to new architectures.
*/
/*
* XDR null terminated ASCII strings
* xdr_string deals with "C strings" - arrays of bytes that are
* terminated by a NULL character. The parameter cpp references a
* pointer to storage; If the pointer is null, then the necessary
* storage is allocated. The last parameter is the max allowed length
* of the string as specified by a protocol.
*/
bool_t
xdr_string(xdrs, cpp, maxsize)
register XDR *xdrs;
char **cpp;
u_int maxsize;
{
register char *sp = *cpp; /* sp is the actual string pointer */
u_int size;
u_int nodesize;
/*
* first deal with the length since xdr strings are counted-strings
*/
switch (xdrs->x_op) {
case XDR_FREE:
if (sp == NULL) {
return(TRUE); /* already free */
}
/* fall through... */
case XDR_ENCODE:
size = strlen(sp);
break;
default:
break;
}
if (! xdr_u_int(xdrs, &size)) {
return (FALSE);
}
if (size > maxsize) {
return (FALSE);
}
nodesize = size + 1;
/*
* now deal with the actual bytes
*/
switch (xdrs->x_op) {
case XDR_DECODE:
if (nodesize == 0) {
return (TRUE);
}
if (sp == NULL)
*cpp = sp = (char *)mem_alloc(nodesize);
if (sp == NULL) {
(void) printf("xdr_string: out of memory\n");
return (FALSE);
}
sp[size] = 0;
/* fall into ... */
case XDR_ENCODE:
return (xdr_opaque(xdrs, sp, size));
case XDR_FREE:
mem_free(sp, nodesize);
*cpp = NULL;
return (TRUE);
}
return (FALSE);
}
/*
* Wrapper for xdr_string that can be called directly from
* routines like clnt_call
*/
bool_t
xdr_wrapstring(xdrs, cpp)
XDR *xdrs;
char **cpp;
{
if (xdr_string(xdrs, cpp, LASTUNSIGNED)) {
return (TRUE);
}
return (FALSE);
}

157
c/src/librpc/src/xdr_array.c
View File

@@ -1,157 +0,0 @@
/* @(#)xdr_array.c 2.1 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[] = "@(#)xdr_array.c 1.10 87/08/11 Copyr 1984 Sun Micro";
#endif
/*
* xdr_array.c, Generic XDR routines impelmentation.
*
* Copyright (C) 1984, Sun Microsystems, Inc.
*
* These are the "non-trivial" xdr primitives used to serialize and de-serialize
* arrays. See xdr.h for more info on the interface to xdr.
*/
#include <stdio.h> /* printf */
#include <string.h> /* bcmp */
#include <stdlib.h> /* free */
#include <rpc/types.h>
#include <rpc/xdr.h>
#define LASTUNSIGNED ((u_int)0-1)
/*
* XDR an array of arbitrary elements
* *addrp is a pointer to the array, *sizep is the number of elements.
* If addrp is NULL (*sizep * elsize) bytes are allocated.
* elsize is the size (in bytes) of each element, and elproc is the
* xdr procedure to call to handle each element of the array.
*/
bool_t
xdr_array(xdrs, addrp, sizep, maxsize, elsize, elproc)
register XDR *xdrs;
caddr_t *addrp; /* array pointer */
u_int *sizep; /* number of elements */
u_int maxsize; /* max numberof elements */
u_int elsize; /* size in bytes of each element */
xdrproc_t elproc; /* xdr routine to handle each element */
{
register u_int i;
register caddr_t target = *addrp;
register u_int c; /* the actual element count */
register bool_t stat = TRUE;
register u_int nodesize;
/* like strings, arrays are really counted arrays */
if (! xdr_u_int(xdrs, sizep)) {
return (FALSE);
}
c = *sizep;
if ((c > maxsize) && (xdrs->x_op != XDR_FREE)) {
return (FALSE);
}
nodesize = c * elsize;
/*
* if we are deserializing, we may need to allocate an array.
* We also save time by checking for a null array if we are freeing.
*/
if (target == NULL)
switch (xdrs->x_op) {
case XDR_DECODE:
if (c == 0)
return (TRUE);
*addrp = target = mem_alloc(nodesize);
if (target == NULL) {
(void) printf(
"xdr_array: out of memory\n");
return (FALSE);
}
bzero(target, nodesize);
break;
case XDR_FREE:
return (TRUE);
default:
break;
}
/*
* now we xdr each element of array
*/
for (i = 0; (i < c) && stat; i++) {
stat = (*elproc)(xdrs, target, LASTUNSIGNED);
target += elsize;
}
/*
* the array may need freeing
*/
if (xdrs->x_op == XDR_FREE) {
mem_free(*addrp, nodesize);
*addrp = NULL;
}
return (stat);
}
/*
* xdr_vector():
*
* XDR a fixed length array. Unlike variable-length arrays,
* the storage of fixed length arrays is static and unfreeable.
* > basep: base of the array
* > size: size of the array
* > elemsize: size of each element
* > xdr_elem: routine to XDR each element
*/
bool_t
xdr_vector(xdrs, basep, nelem, elemsize, xdr_elem)
register XDR *xdrs;
register char *basep;
register u_int nelem;
register u_int elemsize;
register xdrproc_t xdr_elem;
{
register u_int i;
register char *elptr;
elptr = basep;
for (i = 0; i < nelem; i++) {
if (! (*xdr_elem)(xdrs, elptr, LASTUNSIGNED)) {
return(FALSE);
}
elptr += elemsize;
}
return(TRUE);
}

185
c/src/librpc/src/xdr_mem.c
View File

@@ -1,185 +0,0 @@
/* @(#)xdr_mem.c 2.1 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[] = "@(#)xdr_mem.c 1.19 87/08/11 Copyr 1984 Sun Micro";
#endif
/*
* xdr_mem.h, XDR implementation using memory buffers.
*
* Copyright (C) 1984, Sun Microsystems, Inc.
*
* If you have some data to be interpreted as external data representation
* or to be converted to external data representation in a memory buffer,
* then this is the package for you.
*
*/
#include <string.h> /* bcopy */
#include <rpc/types.h>
#include <rpc/xdr.h>
#include <netinet/in.h>
static bool_t xdrmem_getlong();
static bool_t xdrmem_putlong();
static bool_t xdrmem_getbytes();
static bool_t xdrmem_putbytes();
static u_int xdrmem_getpos();
static bool_t xdrmem_setpos();
static long * xdrmem_inline();
static void xdrmem_destroy();
static struct xdr_ops xdrmem_ops = {
xdrmem_getlong,
xdrmem_putlong,
xdrmem_getbytes,
xdrmem_putbytes,
xdrmem_getpos,
xdrmem_setpos,
xdrmem_inline,
xdrmem_destroy
};
/*
* The procedure xdrmem_create initializes a stream descriptor for a
* memory buffer.
*/
void
xdrmem_create(xdrs, addr, size, op)
register XDR *xdrs;
caddr_t addr;
u_int size;
enum xdr_op op;
{
xdrs->x_op = op;
xdrs->x_ops = &xdrmem_ops;
xdrs->x_private = xdrs->x_base = addr;
xdrs->x_handy = size;
}
static void
xdrmem_destroy(/*xdrs*/)
/*XDR *xdrs;*/
{
}
static bool_t
xdrmem_getlong(xdrs, lp)
register XDR *xdrs;
long *lp;
{
if ((xdrs->x_handy -= sizeof(long)) < 0)
return (FALSE);
*lp = (long)ntohl((u_long)(*((long *)(xdrs->x_private))));
xdrs->x_private += sizeof(long);
return (TRUE);
}
static bool_t
xdrmem_putlong(xdrs, lp)
register XDR *xdrs;
long *lp;
{
if ((xdrs->x_handy -= sizeof(long)) < 0)
return (FALSE);
*(long *)xdrs->x_private = (long)htonl((u_long)(*lp));
xdrs->x_private += sizeof(long);
return (TRUE);
}
static bool_t
xdrmem_getbytes(xdrs, addr, len)
register XDR *xdrs;
caddr_t addr;
register u_int len;
{
if ((xdrs->x_handy -= len) < 0)
return (FALSE);
bcopy(xdrs->x_private, addr, len);
xdrs->x_private += len;
return (TRUE);
}
static bool_t
xdrmem_putbytes(xdrs, addr, len)
register XDR *xdrs;
caddr_t addr;
register u_int len;
{
if ((xdrs->x_handy -= len) < 0)
return (FALSE);
bcopy(addr, xdrs->x_private, len);
xdrs->x_private += len;
return (TRUE);
}
static u_int
xdrmem_getpos(xdrs)
register XDR *xdrs;
{
return ((u_int)xdrs->x_private - (u_int)xdrs->x_base);
}
static bool_t
xdrmem_setpos(xdrs, pos)
register XDR *xdrs;
u_int pos;
{
register caddr_t newaddr = xdrs->x_base + pos;
register caddr_t lastaddr = xdrs->x_private + xdrs->x_handy;
if ((long)newaddr > (long)lastaddr)
return (FALSE);
xdrs->x_private = newaddr;
xdrs->x_handy = (int)lastaddr - (int)newaddr;
return (TRUE);
}
static long *
xdrmem_inline(xdrs, len)
register XDR *xdrs;
int len;
{
long *buf = 0;
if (xdrs->x_handy >= len) {
xdrs->x_handy -= len;
buf = (long *) xdrs->x_private;
xdrs->x_private += len;
}
return (buf);
}