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/*

 * 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

 */

#ifndef lint

 static char sccsid[] = "@(#)rpc_svcout.c 1.29 89/03/30 (C) 1987 SMI";

#endif

/*

 * rpc_svcout.c, Server-skeleton outputter for the RPC protocol compiler

 */

#include <stdio.h>

#include <string.h>

#include "rpc_parse.h"

#include "rpc_util.h"

static char RQSTP[] = "rqstp";

static char TRANSP[] = "transp";

static char ARG[] = "argument";

static char RESULT[] = "result";

static char ROUTINE[] = "local";

#if defined(PATCHED)

extern char *embeddedname;

extern int embeddedflag;

#endif

char _errbuf[256];	/* For all messages */

void internal_proctype();

static

p_xdrfunc( rname, typename )

	char* rname;

	char* typename;

{

	if( Cflag )

		f_print(fout, "\t\txdr_%s = (xdrproc_t) xdr_%s;\n", rname, 

			stringfix(typename) );

	else

		f_print(fout, "\t\txdr_%s = xdr_%s;\n", rname, stringfix(typename) );

}    

void

internal_proctype(plist)

	proc_list *plist;

{

	f_print(fout, "static ");

	ptype( plist->res_prefix, plist->res_type, 1 );

	f_print( fout, "*" );

}

/*

 * write most of the service, that is, everything but the registrations. 

 */

void

write_most(infile, netflag, nomain)

	char *infile;		/* our name */

	int netflag;

        int nomain;

{

	if (inetdflag || pmflag) {

	        char* var_type;

		var_type = (nomain? "extern" : "static");

		f_print(fout, "%s int _rpcpmstart;", var_type );

		f_print(fout, "\t\t/* Started by a port monitor ? */\n"); 

		f_print(fout, "%s int _rpcfdtype;", var_type );

		f_print(fout, "\t\t/* Whether Stream or Datagram ? */\n");

		if (timerflag) {

			f_print(fout, "%s int _rpcsvcdirty;", var_type );

			f_print(fout, "\t/* Still serving ? */\n");

		}

		write_svc_aux( nomain );

	}

	/* write out dispatcher and stubs */

	write_programs( nomain? (char *)NULL : "static" );

        if( nomain ) 

	  return;

	f_print(fout, "\n");

#if defined(PATCHED)

	if (!embeddedname)

	{

		f_print(stderr, "Embedded name not supplied\n");

		crash();

	}

	f_print(fout, "#if defined(EMBEDDED) || defined(WIN32)\n");

	f_print(fout, "%s()\n", embeddedname );

	f_print(fout, "#else\n");

#endif

	f_print(fout, "main()\n");

#if defined(PATCHED)

	f_print(fout, "#endif\n");

#endif

	f_print(fout, "{\n");

	if (inetdflag) {

		write_inetmost(infile); /* Includes call to write_rpc_svc_fg() */

	} else {

	  if( tirpcflag ) {

		if (netflag) {

			f_print(fout, "\tregister SVCXPRT *%s;\n", TRANSP);

			f_print(fout, "\tstruct netconfig *nconf = NULL;\n");

		}

		f_print(fout, "\tpid_t pid;\n");

		f_print(fout, "\tint i;\n");

		f_print(fout, "\tchar mname[FMNAMESZ + 1];\n\n");

		write_pm_most(infile, netflag);

		f_print(fout, "\telse {\n");

		write_rpc_svc_fg(infile, "\t\t");

		f_print(fout, "\t}\n");

	      } else {

		f_print(fout, "\tregister SVCXPRT *%s;\n", TRANSP);

		f_print(fout, "\n");

		print_pmapunset("\t");

	      }

	}

	if (logflag && !inetdflag) {

		open_log_file(infile, "\t");

	}

}

/*

 * write a registration for the given transport 

 */

void

write_netid_register(transp)

	char *transp;

{

	list *l;

	definition *def;

	version_list *vp;

	char *sp;

	char tmpbuf[32];

	sp = "";

	f_print(fout, "\n");

	f_print(fout, "%s\tnconf = getnetconfigent(\"%s\");\n", sp, transp);

	f_print(fout, "%s\tif (nconf == NULL) {\n", sp);

	(void) sprintf(_errbuf, "cannot find %s netid.", transp);

	sprintf(tmpbuf, "%s\t\t", sp);

	print_err_message(tmpbuf);

	f_print(fout, "%s\t\texit(1);\n", sp);

	f_print(fout, "%s\t}\n", sp);

	f_print(fout, "%s\t%s = svc_tli_create(RPC_ANYFD, nconf, 0, 0, 0);\n",

			sp, TRANSP, transp);

	f_print(fout, "%s\tif (%s == NULL) {\n", sp, TRANSP);

	(void) sprintf(_errbuf, "cannot create %s service.", transp);

	print_err_message(tmpbuf);

	f_print(fout, "%s\t\texit(1);\n", sp);

	f_print(fout, "%s\t}\n", sp);

	for (l = defined; l != NULL; l = l->next) {

		def = (definition *) l->val;

		if (def->def_kind != DEF_PROGRAM) {

			continue;

		}

		for (vp = def->def.pr.versions; vp != NULL; vp = vp->next) {

			f_print(fout,

				"%s\t(void) rpcb_unset(%s, %s, nconf);\n",

				sp, def->def_name, vp->vers_name);

			f_print(fout,

				"%s\tif (!svc_reg(%s, %s, %s, ",

				sp, TRANSP, def->def_name, vp->vers_name);

			pvname(def->def_name, vp->vers_num);

			f_print(fout, ", nconf)) {\n");

			(void) sprintf(_errbuf, "unable to register (%s, %s, %s).",

					def->def_name, vp->vers_name, transp);

			print_err_message(tmpbuf);

			f_print(fout, "%s\t\texit(1);\n", sp);

			f_print(fout, "%s\t}\n", sp);

		}

	}

	f_print(fout, "%s\tfreenetconfigent(nconf);\n", sp);

}

/*

 * write a registration for the given transport for TLI

 */

void

write_nettype_register(transp)

	char *transp;

{

	list *l;

	definition *def;

	version_list *vp;

	for (l = defined; l != NULL; l = l->next) {

		def = (definition *) l->val;

		if (def->def_kind != DEF_PROGRAM) {

			continue;

		}

		for (vp = def->def.pr.versions; vp != NULL; vp = vp->next) {

			f_print(fout, "\tif (!svc_create(");

			pvname(def->def_name, vp->vers_num);

			f_print(fout, ", %s, %s, \"%s\")) {\n ",

				def->def_name, vp->vers_name, transp);

			(void) sprintf(_errbuf,

				"unable to create (%s, %s) for %s.",

					def->def_name, vp->vers_name, transp);

			print_err_message("\t\t");

			f_print(fout, "\t\texit(1);\n");

			f_print(fout, "\t}\n");

		}

	}

}

/*

 * write the rest of the service 

 */

void

write_rest()

{

	f_print(fout, "\n");

	if (inetdflag) {

		f_print(fout, "\tif (%s == (SVCXPRT *)NULL) {\n", TRANSP);

		(void) sprintf(_errbuf, "could not create a handle");

		print_err_message("\t\t");

		f_print(fout, "\t\texit(1);\n");

		f_print(fout, "\t}\n");

		if (timerflag) {

			f_print(fout, "\tif (_rpcpmstart) {\n");

			f_print(fout, 

				"\t\t(void) signal(SIGALRM, %s closedown);\n",

				Cflag? "(SIG_PF)" : "(void(*)())" );

			f_print(fout, "\t\t(void) alarm(_RPCSVC_CLOSEDOWN);\n");

			f_print(fout, "\t}\n");

		}

	}

	f_print(fout, "\tsvc_run();\n");

	(void) sprintf(_errbuf, "svc_run returned");

	print_err_message("\t");

#if defined(PATCHED)

        f_print(fout, "#if defined(EMBEDDED) || defined(WIN32)\n");

	f_print(fout, "\treturn(3);\n");

	f_print(fout, "#else\n");

#endif

	f_print(fout, "\texit(1);\n");

	f_print(fout, "\t/* NOTREACHED */\n");

#if defined(PATCHED)

	f_print(fout, "#endif\n");

#endif

	f_print(fout, "}\n");

}

void

write_programs(storage)

	char *storage;

{

	list *l;

	definition *def;

	/* write out stubs for procedure  definitions */

	for (l = defined; l != NULL; l = l->next) {

		def = (definition *) l->val;

		if (def->def_kind == DEF_PROGRAM) {

			write_real_program(def);

		}

	}

	/* write out dispatcher for each program */

	for (l = defined; l != NULL; l = l->next) {

		def = (definition *) l->val;

		if (def->def_kind == DEF_PROGRAM) {

			write_program(def, storage);

		}

	}

}

/* write out definition of internal function (e.g. _printmsg_1(...))

   which calls server's defintion of actual function (e.g. printmsg_1(...)).

   Unpacks single user argument of printmsg_1 to call-by-value format

   expected by printmsg_1. */

static

write_real_program(def)

	definition *def;

{

	version_list *vp;

	proc_list *proc;

	decl_list *l;

	if( !newstyle ) return;  /* not needed for old style */

	for (vp = def->def.pr.versions; vp != NULL; vp = vp->next) {

		for (proc = vp->procs; proc != NULL; proc = proc->next) {

			f_print(fout, "\n");

			internal_proctype(proc);

			f_print(fout, "\n_");

			pvname(proc->proc_name, vp->vers_num);

			if( Cflag ) {

			  f_print(fout, "(" );

			  /* arg name */

			  if (proc->arg_num > 1)

			    f_print(fout, proc->args.argname);

			  else

			    ptype(proc->args.decls->decl.prefix, 

				  proc->args.decls->decl.type, 0);

			  f_print(fout, " *argp, struct svc_req *%s)\n", 

				  RQSTP);

			} else {

			  f_print(fout, "(argp, %s)\n", RQSTP );

			  /* arg name */

			  if (proc->arg_num > 1)

			    f_print(fout, "\t%s *argp;\n", proc->args.argname);

			  else {

			    f_print(fout, "\t");

			    ptype(proc->args.decls->decl.prefix, 

				  proc->args.decls->decl.type, 0);

			    f_print(fout, " *argp;\n");

			  }

			  f_print(fout, "	struct svc_req *%s;\n", RQSTP);

			}

			f_print(fout, "{\n");

			f_print(fout, "\treturn(");

			if( Cflag )

			  pvname_svc(proc->proc_name, vp->vers_num);

			else

			  pvname(proc->proc_name, vp->vers_num);

			f_print(fout, "(");

			if (proc->arg_num < 2) { /* single argument */

			  if (!streq( proc->args.decls->decl.type, "void"))

			    f_print(fout, "*argp, ");  /* non-void */

			} else {

			  for (l = proc->args.decls;  l != NULL; l = l->next) 

			    f_print(fout, "argp->%s, ", l->decl.name);

			}

			f_print(fout, "%s));\n}\n", RQSTP);

		} 		

	}

}

static 

write_program(def, storage)

	definition *def;

	char *storage;

{

	version_list *vp;

	proc_list *proc;

	int filled;

	for (vp = def->def.pr.versions; vp != NULL; vp = vp->next) {

		f_print(fout, "\n");

		if (storage != NULL) {

			f_print(fout, "%s ", storage);

		}

		f_print(fout, "void\n");

		pvname(def->def_name, vp->vers_num);

		if (Cflag) {

		   f_print(fout, "(struct svc_req *%s, ", RQSTP);

		   f_print(fout, "register SVCXPRT *%s)\n", TRANSP);

		} else {

		   f_print(fout, "(%s, %s)\n", RQSTP, TRANSP);

		   f_print(fout, "	struct svc_req *%s;\n", RQSTP);

		   f_print(fout, "	register SVCXPRT *%s;\n", TRANSP);

		}

		f_print(fout, "{\n");

		filled = 0;

		f_print(fout, "\tunion {\n");

		for (proc = vp->procs; proc != NULL; proc = proc->next) {

			if (proc->arg_num < 2) { /* single argument */

				if (streq(proc->args.decls->decl.type, 

					  "void")) {

					continue;

				}

				filled = 1;

				f_print(fout, "\t\t");

				ptype(proc->args.decls->decl.prefix, 

				      proc->args.decls->decl.type, 0);

				pvname(proc->proc_name, vp->vers_num);

				f_print(fout, "_arg;\n");

			}

			else {

				filled = 1;

				f_print(fout, "\t\t%s", proc->args.argname);

				f_print(fout, " ");

				pvname(proc->proc_name, vp->vers_num);

				f_print(fout, "_arg;\n");

			}

		}

		if (!filled) {

			f_print(fout, "\t\tint fill;\n");

		}

		f_print(fout, "\t} %s;\n", ARG);

		f_print(fout, "\tchar *%s;\n", RESULT);

		if (Cflag) {

		    f_print(fout, "\txdrproc_t xdr_%s, xdr_%s;\n", ARG, RESULT);

		    f_print(fout,

			    "\tchar *(*%s)(char *, struct svc_req *);\n",

			    ROUTINE);

		} else {

		    f_print(fout, "\tbool_t (*xdr_%s)(), (*xdr_%s)();\n", ARG, RESULT);

		    f_print(fout, "\tchar *(*%s)();\n", ROUTINE);

		}

		f_print(fout, "\n");

		if (timerflag)

			f_print(fout, "\t_rpcsvcdirty = 1;\n");

		f_print(fout, "\tswitch (%s->rq_proc) {\n", RQSTP);

		if (!nullproc(vp->procs)) {

			f_print(fout, "\tcase NULLPROC:\n");

			f_print(fout,

			Cflag

			? "\t\t(void) svc_sendreply(%s, (xdrproc_t) xdr_void, (char *)NULL);\n"

			: "\t\t(void) svc_sendreply(%s, xdr_void, (char *)NULL);\n",

					TRANSP);

			print_return("\t\t");

			f_print(fout, "\n");

		}

		for (proc = vp->procs; proc != NULL; proc = proc->next) {

			f_print(fout, "\tcase %s:\n", proc->proc_name);

			if (proc->arg_num < 2) { /* single argument */

			  p_xdrfunc( ARG, proc->args.decls->decl.type);

			} else {

			  p_xdrfunc( ARG, proc->args.argname);

			}

			p_xdrfunc( RESULT, proc->res_type);

			if( Cflag )

			    f_print(fout,

				    "\t\t%s = (char *(*)(char *, struct svc_req *)) ",

				    ROUTINE);

			else

			    f_print(fout, "\t\t%s = (char *(*)()) ", ROUTINE);

			if (newstyle) { /* new style: calls internal routine */

				f_print(fout,"_");

			}

			if( Cflag && !newstyle )

			  pvname_svc(proc->proc_name, vp->vers_num);

			else

			  pvname(proc->proc_name, vp->vers_num);

			f_print(fout, ";\n");

			f_print(fout, "\t\tbreak;\n\n");

		}

		f_print(fout, "\tdefault:\n");

		printerr("noproc", TRANSP);

		print_return("\t\t");

		f_print(fout, "\t}\n");

		f_print(fout, "\t(void) memset((char *)&%s, 0, sizeof (%s));\n", ARG, ARG);

		if (Cflag)

		    printif("getargs", TRANSP, "(caddr_t) &", ARG);

		else

		    printif("getargs", TRANSP, "&", ARG);

		printerr("decode", TRANSP);

		print_return("\t\t");

		f_print(fout, "\t}\n");

		if (Cflag)

		    f_print(fout, "\t%s = (*%s)((char *)&%s, %s);\n",

			    RESULT, ROUTINE, ARG, RQSTP);

		else

		    f_print(fout, "\t%s = (*%s)(&%s, %s);\n",

			    RESULT, ROUTINE, ARG, RQSTP);

		f_print(fout, 

			"\tif (%s != NULL && !svc_sendreply(%s, xdr_%s, %s)) {\n",

			RESULT, TRANSP, RESULT, RESULT);

		printerr("systemerr", TRANSP);

		f_print(fout, "\t}\n");

		if (Cflag)

		    printif("freeargs", TRANSP, "(caddr_t) &", ARG);

		else

		    printif("freeargs", TRANSP, "&", ARG);

		(void) sprintf(_errbuf, "unable to free arguments");

		print_err_message("\t\t");

#if defined(PATCHED)

		f_print(fout, "#if defined(EMBEDDED) || defined(WIN32)\n");

		print_return("\t\t");

		f_print(fout, "#else\n");

#endif

		f_print(fout, "\t\texit(1);\n");

#if defined(PATCHED)

		f_print(fout, "#endif\n");

#endif

		f_print(fout, "\t}\n");

		print_return("\t");

		f_print(fout, "}\n");

	}

}

static

printerr(err, transp)

	char *err;

	char *transp;

{

	f_print(fout, "\t\tsvcerr_%s(%s);\n", err, transp);

}

static

printif(proc, transp, prefix, arg)

	char *proc;

	char *transp;

	char *prefix;

	char *arg;

{

	f_print(fout, "\tif (!svc_%s(%s, xdr_%s, %s%s)) {\n",

		proc, transp, arg, prefix, arg);

}

nullproc(proc)

	proc_list *proc;

{

	for (; proc != NULL; proc = proc->next) {

		if (streq(proc->proc_num, "0")) {

			return (1);

		}

	}

	return (0);

}

static

write_inetmost(infile)

	char *infile;

{

	f_print(fout, "\tregister SVCXPRT *%s;\n", TRANSP);

	f_print(fout, "\tint sock;\n");

	f_print(fout, "\tint proto;\n");

	f_print(fout, "\tstruct sockaddr_in saddr;\n");

	f_print(fout, "\tint asize = sizeof (saddr);\n");

	f_print(fout, "\n");

	f_print(fout, 

	"\tif (getsockname(0, (struct sockaddr *)&saddr, &asize) == 0) {\n");

	f_print(fout, "\t\tint ssize = sizeof (int);\n\n");

	f_print(fout, "\t\tif (saddr.sin_family != AF_INET)\n");

	f_print(fout, "\t\t\texit(1);\n");

	f_print(fout, "\t\tif (getsockopt(0, SOL_SOCKET, SO_TYPE,\n");

	f_print(fout, "\t\t\t\t(char *)&_rpcfdtype, &ssize) == -1)\n");

	f_print(fout, "\t\t\texit(1);\n");

	f_print(fout, "\t\tsock = 0;\n");

	f_print(fout, "\t\t_rpcpmstart = 1;\n");

	f_print(fout, "\t\tproto = 0;\n");

	open_log_file(infile, "\t\t");

	f_print(fout, "\t} else {\n");

	write_rpc_svc_fg(infile, "\t\t");

	f_print(fout, "\t\tsock = RPC_ANYSOCK;\n");

	print_pmapunset("\t\t");

	f_print(fout, "\t}\n");

}

static

print_return(space)

	char *space;

{

	if (exitnow)

		f_print(fout, "%sexit(0);\n", space);

	else {

		if (timerflag)

			f_print(fout, "%s_rpcsvcdirty = 0;\n", space);

		f_print(fout, "%sreturn;\n", space);

	}

}

static

print_pmapunset(space)

	char *space;

{

	list *l;

	definition *def;

	version_list *vp;

	for (l = defined; l != NULL; l = l->next) {

		def = (definition *) l->val;

		if (def->def_kind == DEF_PROGRAM) {

			for (vp = def->def.pr.versions; vp != NULL;

					vp = vp->next) {

				f_print(fout, "%s(void) pmap_unset(%s, %s);\n",

					space, def->def_name, vp->vers_name);

			}

		}

	}

}

static

print_err_message(space)

	char *space;

{

#if defined(PATCHED)

	f_print(fout, "#if defined(EMBEDDED)\n");

	f_print(fout, "#if defined(DEBUG)\n");

	f_print(fout, "%srpc_msgout(\"%s\");\n", space, _errbuf);

	f_print(fout, "#endif\n");

	f_print(fout, "#else\n");

#endif

	if (logflag)

		f_print(fout, "%ssyslog(LOG_ERR, \"%s\");\n", space, _errbuf);

	else if (inetdflag || pmflag)

		f_print(fout, "%s_msgout(\"%s\");\n", space, _errbuf);

	else

		f_print(fout, "%sfprintf(stderr, \"%s\");\n", space, _errbuf);

#if defined(PATCHED)

	f_print(fout, "#endif\n");

#endif

}

/*

 * Write the server auxiliary function ( _msgout, timeout)

 */

void

write_svc_aux( nomain )

     int nomain;

{

#if defined(PATCHED)

	if (!embeddedflag && !logflag)

#else

	if (!logflag)

#endif

		write_msg_out();

	if (!nomain)

		write_timeout_func();

}

/*

 * Write the _msgout function

 */

write_msg_out()

{

	f_print(fout, "\n");

	f_print(fout, "static\n");

	if( !Cflag ) {

	  f_print(fout, "void _msgout(msg)\n");

	  f_print(fout, "\tchar *msg;\n");

	} else {

	  f_print(fout, "void _msgout(char* msg)\n");

	}

	f_print(fout, "{\n");

	f_print(fout, "#ifdef RPC_SVC_FG\n");

	if (inetdflag || pmflag)

		f_print(fout, "\tif (_rpcpmstart)\n");

	f_print(fout, "\t\tsyslog(LOG_ERR, msg);\n");

	f_print(fout, "\telse\n");

	f_print(fout, "\t\t(void) fprintf(stderr, \"%%s\\n\", msg);\n");

	f_print(fout, "#else\n");

	f_print(fout, "\tsyslog(LOG_ERR, msg);\n");

	f_print(fout, "#endif\n");

	f_print(fout, "}\n");

}

/*

 * Write the timeout function

 */

static

write_timeout_func()

{

	if (!timerflag)

		return;

	f_print(fout, "\n");

	f_print(fout, "static void\n");

	f_print(fout, "closedown()\n");

	f_print(fout, "{\n");

	f_print(fout, "\tif (_rpcsvcdirty == 0) {\n");

	f_print(fout, "\t\textern fd_set svc_fdset;\n");

	f_print(fout, "\t\tstatic int size;\n");

	f_print(fout, "\t\tint i, openfd;\n");

	if (tirpcflag && pmflag) {

		f_print(fout, "\t\tstruct t_info tinfo;\n\n");

		f_print(fout, "\t\tif (!t_getinfo(0, &tinfo) && (tinfo.servtype == T_CLTS))\n");

	} else {

		f_print(fout, "\n\t\tif (_rpcfdtype == SOCK_DGRAM)\n");

	}

	f_print(fout, "\t\t\texit(0);\n");

	f_print(fout, "\t\tif (size == 0) {\n");

	if( tirpcflag ) {

	  f_print(fout, "\t\t\tstruct rlimit rl;\n\n");

	  f_print(fout, "\t\t\trl.rlim_max = 0;\n");

	  f_print(fout, "\t\t\tgetrlimit(RLIMIT_NOFILE, &rl);\n");

	  f_print(fout, "\t\t\tif ((size = rl.rlim_max) == 0)\n");

	  f_print(fout, "\t\t\t\treturn;\n");

	} else {

	  f_print(fout, "\t\t\tsize = getdtablesize();\n");

	}

	f_print(fout, "\t\t}\n");

	f_print(fout, "\t\tfor (i = 0, openfd = 0; i < size && openfd < 2; i++)\n");

	f_print(fout, "\t\t\tif (FD_ISSET(i, &svc_fdset))\n");

	f_print(fout, "\t\t\t\topenfd++;\n");

	f_print(fout, "\t\tif (openfd <= 1)\n");

	f_print(fout, "\t\t\texit(0);\n");

	f_print(fout, "\t}\n");

	f_print(fout, "\t(void) alarm(_RPCSVC_CLOSEDOWN);\n");

	f_print(fout, "}\n");

}

/*

 * Write the most of port monitor support

 */

static

write_pm_most(infile, netflag)

	char *infile;

	int netflag;

{

	list *l;

	definition *def;

	version_list *vp;

	f_print(fout, "\tif (!ioctl(0, I_LOOK, mname) &&\n");

	f_print(fout, "\t\t(!strcmp(mname, \"sockmod\") ||");

	f_print(fout, " !strcmp(mname, \"timod\"))) {\n");

	f_print(fout, "\t\tchar *netid;\n");

	if (!netflag) {	/* Not included by -n option */

		f_print(fout, "\t\tstruct netconfig *nconf = NULL;\n");

		f_print(fout, "\t\tSVCXPRT *%s;\n", TRANSP);

	}

	if( timerflag )

	  f_print(fout, "\t\tint pmclose;\n");

/* not necessary, defined in /usr/include/stdlib */

/*	f_print(fout, "\t\textern char *getenv();\n");*/

	f_print(fout, "\n");

	f_print(fout, "\t\t_rpcpmstart = 1;\n");

	if (logflag)

		open_log_file(infile, "\t\t");

	f_print(fout, "\t\tif ((netid = getenv(\"NLSPROVIDER\")) == NULL) {\n");

	sprintf(_errbuf, "cannot get transport name");

	print_err_message("\t\t\t");

	f_print(fout, "\t\t} else if ((nconf = getnetconfigent(netid)) == NULL) {\n");

	sprintf(_errbuf, "cannot get transport info");

	print_err_message("\t\t\t");

	f_print(fout, "\t\t}\n");

	/*

	 * A kludgy support for inetd services. Inetd only works with

	 * sockmod, and RPC works only with timod, hence all this jugglery

	 */

	f_print(fout, "\t\tif (strcmp(mname, \"sockmod\") == 0) {\n");

	f_print(fout, "\t\t\tif (ioctl(0, I_POP, 0) || ioctl(0, I_PUSH, \"timod\")) {\n");

	sprintf(_errbuf, "could not get the right module");

	print_err_message("\t\t\t\t");

	f_print(fout, "\t\t\t\texit(1);\n");

	f_print(fout, "\t\t\t}\n");

	f_print(fout, "\t\t}\n");

	if( timerflag )

	  f_print(fout, "\t\tpmclose = (t_getstate(0) != T_DATAXFER);\n");

	f_print(fout, "\t\tif ((%s = svc_tli_create(0, nconf, NULL, 0, 0)) == NULL) {\n",

			TRANSP);

	sprintf(_errbuf, "cannot create server handle");

	print_err_message("\t\t\t");

	f_print(fout, "\t\t\texit(1);\n");

	f_print(fout, "\t\t}\n");

	f_print(fout, "\t\tif (nconf)\n");

	f_print(fout, "\t\t\tfreenetconfigent(nconf);\n");

	for (l = defined; l != NULL; l = l->next) {

		def = (definition *) l->val;

		if (def->def_kind != DEF_PROGRAM) {

			continue;

		}

		for (vp = def->def.pr.versions; vp != NULL; vp = vp->next) {

			f_print(fout,

				"\t\tif (!svc_reg(%s, %s, %s, ",

				TRANSP, def->def_name, vp->vers_name);

			pvname(def->def_name, vp->vers_num);

			f_print(fout, ", 0)) {\n");

			(void) sprintf(_errbuf, "unable to register (%s, %s).",

					def->def_name, vp->vers_name);

			print_err_message("\t\t\t");

			f_print(fout, "\t\t\texit(1);\n");

			f_print(fout, "\t\t}\n");

		}

	}

	if (timerflag) {

		f_print(fout, "\t\tif (pmclose) {\n");

		f_print(fout, "\t\t\t(void) signal(SIGALRM, %s closedown);\n",

				Cflag? "(SIG_PF)" : "(void(*)())" );

		f_print(fout, "\t\t\t(void) alarm(_RPCSVC_CLOSEDOWN);\n");

		f_print(fout, "\t\t}\n");

	}

	f_print(fout, "\t\tsvc_run();\n");

	f_print(fout, "\t\texit(1);\n");

	f_print(fout, "\t\t/* NOTREACHED */\n");

	f_print(fout, "\t}\n");

}

/*

 * Support for backgrounding the server if self started.

 */

static

write_rpc_svc_fg(infile, sp)

	char *infile;

	char *sp;

{

	f_print(fout, "#ifndef RPC_SVC_FG\n");

	f_print(fout, "%sint size;\n", sp);

	if( tirpcflag )

	        f_print(fout, "%sstruct rlimit rl;\n", sp);

	if (inetdflag)

		f_print(fout, "%sint pid, i;\n\n", sp);

	f_print(fout, "%spid = fork();\n", sp);

	f_print(fout, "%sif (pid < 0) {\n", sp);

	f_print(fout, "%s\tperror(\"cannot fork\");\n", sp);

	f_print(fout, "%s\texit(1);\n", sp);

	f_print(fout, "%s}\n", sp);

	f_print(fout, "%sif (pid)\n", sp);

	f_print(fout, "%s\texit(0);\n", sp);

	/* get number of file descriptors */

	if( tirpcflag ) {

	  f_print(fout, "%srl.rlim_max = 0;\n", sp);

	  f_print(fout, "%sgetrlimit(RLIMIT_NOFILE, &rl);\n", sp);

	  f_print(fout, "%sif ((size = rl.rlim_max) == 0)\n", sp);

	  f_print(fout, "%s\texit(1);\n", sp);

	} else {

	  f_print(fout, "%ssize = getdtablesize();\n", sp);

	}

	f_print(fout, "%sfor (i = 0; i < size; i++)\n", sp);

	f_print(fout, "%s\t(void) close(i);\n", sp);

	/* Redirect stderr and stdout to console */

	f_print(fout, "%si = open(\"/dev/console\", 2);\n", sp);

	f_print(fout, "%s(void) dup2(i, 1);\n", sp);

	f_print(fout, "%s(void) dup2(i, 2);\n", sp);

	/* This removes control of the controlling terminal */

	if( tirpcflag )

	  f_print(fout, "%ssetsid();\n", sp);

	else {

	  f_print(fout, "%si = open(\"/dev/tty\", 2);\n", sp);

	  f_print(fout, "%sif (i >= 0) {\n", sp);

	  f_print(fout, "%s\t(void) ioctl(i, TIOCNOTTY, (char *)NULL);\n", sp);;

	  f_print(fout, "%s\t(void) close(i);\n", sp);

	  f_print(fout, "%s}\n", sp);

	}

	if (!logflag)

		open_log_file(infile, sp);

	f_print(fout, "#endif\n");

	if (logflag)

		open_log_file(infile, sp);

}

static

open_log_file(infile, sp)

	char *infile;

	char *sp;

{

	char *s;

	s = strrchr(infile, '.');

	if (s) 

		*s = '\0';

	f_print(fout,"%sopenlog(\"%s\", LOG_PID, LOG_DAEMON);\n", sp, infile);

	if (s)

		*s = '.';

}

/*

 * write a registration for the given transport for Inetd

 */

void

write_inetd_register(transp)

	char *transp;

{

	list *l;

	definition *def;

	version_list *vp;

	char *sp;

	int isudp;

	char tmpbuf[32];

	if (inetdflag)

		sp = "\t";

	else

		sp = "";

	if (streq(transp, "udp"))

		isudp = 1;

	else

		isudp = 0;

	f_print(fout, "\n");

	if (inetdflag) {

		f_print(fout, "\tif ((_rpcfdtype == 0) || (_rpcfdtype == %s)) {\n",

				isudp ? "SOCK_DGRAM" : "SOCK_STREAM");

	}

	f_print(fout, "%s\t%s = svc%s_create(%s",

		sp, TRANSP, transp, inetdflag? "sock": "RPC_ANYSOCK");

	if (!isudp)

		f_print(fout, ", 0, 0");

	f_print(fout, ");\n");

	f_print(fout, "%s\tif (%s == NULL) {\n", sp, TRANSP);

	(void) sprintf(_errbuf, "cannot create %s service.", transp);

	(void) sprintf(tmpbuf, "%s\t\t", sp);

	print_err_message(tmpbuf);

#if defined(PATCHED)

	f_print(fout, "#if defined(EMBEDDED) || defined(WIN32)\n");

	f_print(fout, "%s\t\treturn(1);\n", sp);

	f_print(fout, "#else\n");

#endif

	f_print(fout, "%s\t\texit(1);\n", sp);

#if defined(PATCHED)

	f_print(fout, "#endif\n");

#endif

	f_print(fout, "%s\t}\n", sp);

	if (inetdflag) {

		f_print(fout, "%s\tif (!_rpcpmstart)\n\t", sp);

		f_print(fout, "%s\tproto = IPPROTO_%s;\n",

				sp, isudp ? "UDP": "TCP");

	}

	for (l = defined; l != NULL; l = l->next) {

		def = (definition *) l->val;

		if (def->def_kind != DEF_PROGRAM) {

			continue;

		}

		for (vp = def->def.pr.versions; vp != NULL; vp = vp->next) {

			f_print(fout, "%s\tif (!svc_register(%s, %s, %s, ",

				sp, TRANSP, def->def_name, vp->vers_name);

			pvname(def->def_name, vp->vers_num);

			if (inetdflag)

				f_print(fout, ", proto)) {\n");

			else 

				f_print(fout, ", IPPROTO_%s)) {\n",

					isudp ? "UDP": "TCP");

			(void) sprintf(_errbuf, "unable to register (%s, %s, %s).",

					def->def_name, vp->vers_name, transp);

			print_err_message(tmpbuf);

#if defined(PATCHED)

			f_print(fout, "#if defined(EMBEDDED) || defined(WIN32)\n");

			f_print(fout, "%s\t\treturn(2);\n", sp);

			f_print(fout, "#else\n");

#endif

			f_print(fout, "%s\t\texit(1);\n", sp);

#if defined(PATCHED)

			f_print(fout, "#endif\n");

#endif

			f_print(fout, "%s\t}\n", sp);

		}

	}

	if (inetdflag)

		f_print(fout, "\t}\n");

}