/*************************************************************************** * * File Name: rpcpro.c * * Copyright (C) 1993-1996 Hewlett-Packard Company. * All rights reserved. * * 11311 Chinden Blvd. * Boise, Idaho 83714 * * This is a part of the HP JetAdmin Printer Utility * * This source code is only intended as a supplement for support and * localization of HP JetAdmin by 3rd party Operating System vendors. * Modification of source code cannot be made without the express written * consent of Hewlett-Packard. * * * Description: * * Author: Name * * * Modification history: * * date initials change description * * mm-dd-yy MJB * * * * * * ***************************************************************************/ #include "rpsyshdr.h" #include "rpcext.h" #include "xdrext.h" #include "aut.h" /* * .unsupp/sys/_ became sxu * machine/ became sxm * sys/ became sx * arpa/ became sx * netinet/ became sx * net/ became sx * rpc/ became * auth_ became aut * auth became aut * clnt_ became clnt * nfsv3_ became nfs * nfsv3 became nfs * getrpc became gr * pmap_ became pmap * rpc_ became rpc * svc_ became svc * unix_ became ux * unix became ux * xdr_ became xdr * reference became rf * commondata became cd * tablesize became tsz * get_myaddress became gmyad * bindresvport became brvp * generic became gnc * getmaps became map * getport became port * _prot became pro * prot became pro * simple became simp * callmsg became call * error became err * stdsyms became syms * socket became sock * sysmacros became macs * if_arp became ifarp * errno became ern * ioctl became ioct * signal became sig * param became parm * types became typs */ /* @(#)rpcpro.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 or with the express written consent of * Sun Microsystems, Inc. * * 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 */ /* * rpcpro.c * * Copyright (C) 1984, Sun Microsystems, Inc. * * This set of routines implements the rpc message definition, * its serializer and some common rpc utility routines. * The routines are meant for various implementations of rpc - * they are NOT for the rpc client or rpc service implementations! * Because authentication stuff is easy and is part of rpc, the opaque * routines are also in this program. */ /* * * * * * * * * * * * * * XDR Authentication * * * * * * * * * * * */ /* * XDR an opaque authentication struct * (see aut.h) */ bool_t xdr_opaque_auth( register XDR *xdrs, register struct opaque_auth *ap) { /************************ BM KLUDGE ********************************/ /************************ BM KLUDGE ********************************/ /************************ BM KLUDGE ********************************/ /************************ BM KLUDGE ********************************/ /************************ BM KLUDGE ********************************/ /************************ BM KLUDGE ********************************/ #ifdef PNVMS_PLATFORM_WIN16 if ((ap->oa_length) > 65535) return (FALSE); #endif /* PNVMS_PLATFORM_WIN16 */ /* * xdr_bytes() below expects a length of size u_int, so ap->oa_length * must not exceed 16 bits for the 16 bit compiler. Should clean this * up later. */ /************************ END BM KLUDGE *****************************/ if (xdr_enum_t(xdrs, &(ap->oa_flavor))) return (xdr_bytes(xdrs, &ap->oa_base, (u_int *)(&ap->oa_length), MAX_AUTH_BYTES)); return (FALSE); } /* * XDR a DES block */ bool_t xdr_des_block( 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( 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_t(xdrs, &(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_vers_t(xdrs, &(ar->ar_vers.low))) return (FALSE); return (xdr_vers_t(xdrs, &(ar->ar_vers.high))); } return (TRUE); /* TRUE => open ended set of problems */ } /* * XDR the MSG_DENIED part of a reply message union */ bool_t xdr_rejected_reply( register XDR *xdrs, register struct rejected_reply *rr) { /* personalized union, rather than calling xdr_union */ if (! xdr_enum_t(xdrs, &(rr->rj_stat))) return (FALSE); switch (rr->rj_stat) { case RPC_MISMATCH: if (! xdr_vers_t(xdrs, &(rr->rj_vers.low))) return (FALSE); return (xdr_vers_t(xdrs, &(rr->rj_vers.high))); case AUTH_ERROR: return (xdr_enum_t(xdrs, &(rr->rj_why))); } return (FALSE); } #ifdef MANUAL_STATIC_VAR_INIT static struct xdr_discrim reply_dscrm[3]; /*********************************************************************** * * Function Name: reply_dscrm_init() * * This function initializes the static struct xdr_discrim reply_dscrm[] * declared above. IT MUST BE RUN AT SYSTEM STARTUP!!!! * ***********************************************************************/ void reply_dscrm_init(void) { reply_dscrm[0].value = (int)MSG_ACCEPTED; reply_dscrm[0].proc = xdr_accepted_reply; reply_dscrm[1].value = (int)MSG_DENIED; reply_dscrm[1].proc = xdr_rejected_reply; reply_dscrm[2].value = __dontcare__; reply_dscrm[2].proc = NULL_xdrproc_t; } #else /* not MANUAL_STATIC_VAR_INIT */ static struct xdr_discrim reply_dscrm[3] = { { (int)MSG_ACCEPTED, xdr_accepted_reply }, { (int)MSG_DENIED, xdr_rejected_reply }, { __dontcare__, NULL_xdrproc_t } }; #endif /* not MANUAL_STATIC_VAR_INIT */ /* * XDR a reply message */ bool_t xdr_replymsg( register XDR *xdrs, register struct rpc_msg *rmsg) { if ( xdr_u_long(xdrs, &(rmsg->rm_xid)) && xdr_enum_t(xdrs, &(rmsg->rm_direction)) && (rmsg->rm_direction == REPLY) ) return (xdr_union(xdrs, &(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( 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_t(xdrs, &(cmsg->rm_direction)) && xdr_vers_t(xdrs, &(cmsg->rm_call.cb_rpcvers)) && xdr_prog_t(xdrs, &(cmsg->rm_call.cb_prog)) ) return (xdr_vers_t(xdrs, &(cmsg->rm_call.cb_vers))); return (FALSE); } /* ************************** Client utility routine ************* */ static void accepted( 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( register enum reject_stat rjct_stat, register struct rpc_err *error) { switch (rjct_stat) { case RPC_MISMATCH: error->re_status = RPC_VERSMISMATCH; return; case AUTH_ERROR: error->re_status = RPC_AUTHERROR; return; } /* 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; } #ifndef HPUX_NFS2CLIENT /* * given a reply message, fills in the error */ void _seterr_reply( 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; } } #endif /* not HPUX_NFS2CLIENT */