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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"
-
- #ifdef __STDC__
- #include "rpc_scan.h"
- #include "protos.h"
-
- static void p_xdrfunc ( char *rname , char *typename );
- void internal_proctype ( proc_list *plist );
- void write_most ( char *infile , int netflag , int nomain );
- void write_netid_register ( char *transp );
- void write_nettype_register ( char *transp );
- void write_rest ( void );
- void write_programs ( char *storage );
- static void write_real_program ( definition *def );
- static void write_program ( definition *def , char *storage );
- static void printerr ( char *err , char *transp );
- static void printif ( char *proc , char *transp , char *prefix , char *arg );
- int nullproc ( proc_list *proc );
- static void write_inetmost ( char *infile );
- static void print_return ( char *space );
- static void print_pmapunset ( char *space );
- static void print_err_message ( char *space );
- void write_svc_aux ( int nomain );
- void write_msg_out ( void );
- static void write_timeout_func ( void );
- static void write_pm_most ( char *infile , int netflag );
- static void write_rpc_svc_fg ( char *infile , char *sp );
- static void open_log_file ( char *infile , char *sp );
- void write_inetd_register ( char *transp );
- #endif
-
- static char RQSTP[] = "rqstp";
- static char TRANSP[] = "transp";
- static char ARG[] = "argument";
- static char RESULT[] = "result";
- static char ROUTINE[] = "local";
-
- char _errbuf[256]; /* For all messages */
-
- void internal_proctype(proc_list *plist);
-
- static void
- p_xdrfunc(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(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(char *infile, int netflag, int nomain)
- /* our name */
-
-
- {
- if (inetdflag || pmflag) {
- char* var_type;
- #ifdef linux /* FIXME: amigados ? */
- var_type = (nomain? "extern" : "");
- #else
- var_type = (nomain? "extern" : "static");
- #endif
- 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;
-
- #if defined(linux) || defined(amigados)
- if (Cflag)
- f_print(fout, "\nint\nmain(int argc, char **argv)\n");
- else {
- f_print(fout, "\nint\nmain(argc, argv)\n");
- f_print(fout, "\tint argc;\n");
- f_print(fout, "\tchar **argv;\n");
- }
- #else
- f_print(fout, "\nmain()\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(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(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(void)
- {
- 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");
- #ifdef amigados
- print_pmapunset("\t"); /* unset on service exit, too */
- #endif
- f_print(fout, "\texit(1);\n");
- f_print(fout, "\t/* NOTREACHED */\n");
- f_print(fout, "}\n");
- }
-
- void
- write_programs(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 void
- write_real_program(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 void
- write_program(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");
- f_print(fout, "\t\texit(1);\n");
- f_print(fout, "\t}\n");
- print_return("\t");
- f_print(fout, "}\n");
- }
- }
-
- static void
- printerr(char *err, char *transp)
- {
- f_print(fout, "\t\tsvcerr_%s(%s);\n", err, transp);
- }
-
- static void
- printif(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);
- }
-
- int
- nullproc(proc_list *proc)
- {
- for (; proc != NULL; proc = proc->next) {
- if (streq(proc->proc_num, "0")) {
- return (1);
- }
- }
- return (0);
- }
-
- static void
- write_inetmost(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 void
- print_return(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 void
- print_pmapunset(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 void
- print_err_message(char *space)
- {
- 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);
- }
-
- /*
- * Write the server auxiliary function ( _msgout, timeout)
- */
- void
- write_svc_aux(int nomain)
- {
- if (!logflag)
- write_msg_out();
- if( !nomain )
- write_timeout_func();
- }
-
- /*
- * Write the _msgout function
- */
-
- void
- write_msg_out(void)
- {
- 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 void
- write_timeout_func(void)
- {
- if (!timerflag)
- return;
- f_print(fout, "\n");
- f_print(fout, "static void\n");
- #if defined(linux) || defined(amigados)
- if (Cflag)
- f_print(fout, "closedown(int sig)\n");
- else
- f_print(fout, "closedown(sig)\n\tint sig;\n");
- #else
- f_print(fout, "closedown()\n");
- #endif
- f_print(fout, "{\n");
- #ifdef amigados
- f_print(fout, "/* FIXME in rpcgen !!!! */\n");
- #else
- #ifdef linux /* FIXME: amigados ? */
- f_print(fout, "\t(void) signal(sig, %s closedown);\n",
- Cflag? "(SIG_PF)" : "(void(*)())" );
- #endif
- 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");
- #endif
- f_print(fout, "}\n");
- }
-
- /*
- * Write the most of port monitor support
- */
- static void
- write_pm_most(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 void
- write_rpc_svc_fg(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 void
- open_log_file(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(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);
- f_print(fout, "%s\t\texit(1);\n", sp);
- 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);
- f_print(fout, "%s\t\texit(1);\n", sp);
- f_print(fout, "%s\t}\n", sp);
- }
- }
- if (inetdflag)
- f_print(fout, "\t}\n");
- }
-