diff options
Diffstat (limited to 'sunrpc/rpc_svcout.c')
| -rw-r--r-- | sunrpc/rpc_svcout.c | 1093 |
1 files changed, 0 insertions, 1093 deletions
diff --git a/sunrpc/rpc_svcout.c b/sunrpc/rpc_svcout.c deleted file mode 100644 index 4f12a8146c..0000000000 --- a/sunrpc/rpc_svcout.c +++ /dev/null @@ -1,1093 +0,0 @@ -/* - * From: @(#)rpc_svcout.c 1.29 89/03/30 - * - * Copyright (c) 2010, Oracle America, Inc. - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions are - * met: - * - * * Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * * Redistributions in binary form must reproduce the above - * copyright notice, this list of conditions and the following - * disclaimer in the documentation and/or other materials - * provided with the distribution. - * * Neither the name of the "Oracle America, Inc." nor the names of its - * contributors may be used to endorse or promote products derived - * from this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS - * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE - * COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, - * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE - * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS - * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, - * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING - * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE - * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -/* - * 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" -#include "proto.h" - -static const char RQSTP[] = "rqstp"; -static const char TRANSP[] = "transp"; -static const char ARG[] = "argument"; -static const char RESULT[] = "result"; -static const char ROUTINE[] = "local"; -static char RETVAL[] = "retval"; - -char _errbuf[256]; /* For all messages */ - -static void internal_proctype (const proc_list * plist); -static void p_xdrfunc (const char *rname, const char *typename); -static void write_real_program (const definition * def); -static void write_program (const definition * def, const char *storage); -static void printerr (const char *err, const char *transp); -static void printif (const char *proc, const char *transp, const char *arg); -static void write_inetmost (const char *infile); -static void print_return (const char *space); -static void print_pmapunset (const char *space); -static void print_err_message (const char *space); -static void write_timeout_func (void); -static void write_pm_most (const char *infile, int netflag); -static void write_rpc_svc_fg (const char *infile, const char *sp); -static void open_log_file (const char *infile, const char *sp); - -static void -p_xdrfunc (const char *rname, const char *typename) -{ - if (Cflag) - f_print (fout, "\t\t_xdr_%s = (xdrproc_t) xdr_%s;\n", rname, - stringfix (typename)); - else - f_print (fout, "\t\t_xdr_%s = xdr_%s;\n", rname, stringfix (typename)); -} - -void -internal_proctype (const 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 (const char *infile /* our name */ , int netflag, int nomain) -{ - if (inetdflag || pmflag) - { - const char *var_type; - /* WHY? */ - var_type = (nomain ? "extern" : ""); - f_print (fout, "%s int _rpcpmstart;", var_type); - f_print (fout, "\t\t/* Started by a port monitor ? */\n"); - if (!tirpcflag) - { - f_print (fout, "%s int _rpcfdtype;", var_type); - f_print (fout, "\t\t/* Whether Stream or Datagram ? */\n"); - } - if (timerflag) - { -#if 0 - f_print (fout, "%s int _rpcsvcdirty;", var_type); - f_print (fout, "\t/* Still serving ? */\n"); -#else - f_print(fout, " /* States a server can be in wrt request */\n\n"); - f_print(fout, "#define\t_IDLE 0\n"); - f_print(fout, "#define\t_SERVED 1\n"); - f_print(fout, "#define\t_SERVING 2\n\n"); - f_print(fout, "static int _rpcsvcstate = _IDLE;"); - f_print(fout, "\t /* Set when a request is serviced */\n"); - - if (mtflag) - { - f_print (fout, "mutex_t _svcstate_lock;"); - f_print (fout, - "\t\t\t/* Mutex lock for variable_rpcsvcstate */\n"); - } -#endif - } - write_svc_aux (nomain); - } - /* write out dispatcher and stubs */ - write_programs (nomain ? NULL : "static"); - - if (nomain) - return; - - 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"); - } - 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"); - - if (mtflag & timerflag) - f_print (fout, - "\tmutex_init (&_svcstate_lock, USYNC_THREAD, NULL);\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 (const char *transp) -{ - list *l; - definition *def; - version_list *vp; - const 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); - 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 (const 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"); - f_print (fout, "\texit (1);\n"); - f_print (fout, "\t/* NOTREACHED */\n"); - f_print (fout, "}\n"); -} - -void -write_programs (const 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 (const 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) - { - fprintf (fout, "\n"); - if (!mtflag) - internal_proctype (proc); - else - f_print (fout, "int"); - 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, "%s", proc->args.argname); - else - ptype (proc->args.decls->decl.prefix, - proc->args.decls->decl.type, 0); - if (mtflag) - { - f_print(fout, " *argp, void *%s, struct svc_req *%s)\n", - RESULT, RQSTP); - } - else - f_print (fout, " *argp, struct svc_req *%s)\n", - RQSTP); - } - else - { - if (mtflag) - f_print(fout, " (argp, %s, %s)\n", RESULT, 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 || mtflag) - 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); - } - if (mtflag) - f_print (fout, "%s, ", RESULT); - f_print (fout, "%s));\n}\n", RQSTP); - } - } -} - -static void -write_program (const definition * def, const 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); - if (mtflag) - { - f_print(fout, "\tunion {\n"); - for (proc = vp->procs; proc != NULL; proc = proc->next) - if (!streq (proc->res_type, "void")) - { - f_print(fout, "\t\t"); - ptype(proc->res_prefix, proc->res_type, 0); - pvname(proc->proc_name, vp->vers_num); - f_print(fout, "_res;\n"); - } - f_print(fout, "\t} %s;\n", RESULT); - f_print(fout, "\tbool_t %s;\n", RETVAL); - - } else - f_print (fout, "\tchar *%s;\n", RESULT); - - if (Cflag) - { - f_print (fout, "\txdrproc_t _xdr_%s, _xdr_%s;\n", ARG, RESULT); - if (mtflag) - f_print(fout, - "\tbool_t (*%s)(char *, void *, struct svc_req *);\n", - ROUTINE); - else - f_print (fout, "\tchar *(*%s)(char *, struct svc_req *);\n", - ROUTINE); - } - else - { - f_print (fout, "\tbool_t (*_xdr_%s)(), (*_xdr_%s)();\n", ARG, RESULT); - if (mtflag) - f_print(fout, "\tbool_t (*%s)();\n", ROUTINE); - else - f_print (fout, "\tchar *(*%s)();\n", ROUTINE); - } - f_print (fout, "\n"); - - if (timerflag) -#if 0 - f_print (fout, "\t_rpcsvcdirty = 1;\n"); -#else - { - if (mtflag) - f_print(fout, "\tmutex_lock(&_svcstate_lock);\n"); - f_print(fout, "\t_rpcsvcstate = _SERVING;\n"); - if (mtflag) - f_print(fout, "\tmutex_unlock(&_svcstate_lock);\n"); - } -#endif - - f_print (fout, "\tswitch (%s->rq_proc) {\n", RQSTP); - if (!nullproc (vp->procs)) - { - f_print (fout, "\tcase NULLPROC:\n"); - f_print (fout, - "\t\t(void) svc_sendreply (%s, (xdrproc_t) 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) - { - if (mtflag) - f_print(fout, - "\t\t%s = (bool_t (*) (char *, void *, struct svc_req *))", - ROUTINE); - else - f_print (fout, - "\t\t%s = (char *(*)(char *, struct svc_req *)) ", - ROUTINE); - } - else - if (mtflag) - f_print(fout, "\t\t%s = (bool_t (*)()) ", ROUTINE); - else - f_print (fout, "\t\t%s = (char *(*)()) ", ROUTINE); - - if (newstyle) - { /* new style: calls internal routine */ - f_print (fout, "_"); - } - if ((Cflag || mtflag) && !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, "\tmemset ((char *)&%s, 0, sizeof (%s));\n", ARG, ARG); - printif ("getargs", TRANSP, ARG); - printerr ("decode", TRANSP); - print_return ("\t\t"); - f_print (fout, "\t}\n"); - - if (!mtflag) - { - 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); - } - else - if (Cflag) - f_print(fout, "\t%s = (bool_t) (*%s)((char *)&%s, (void *)&%s, %s);\n", - RETVAL, ROUTINE, ARG, RESULT, RQSTP); - else - f_print(fout, "\t%s = (bool_t) (*%s)(&%s, &%s, %s);\n", - RETVAL, ROUTINE, ARG, RESULT, RQSTP); - if (mtflag) - f_print(fout, - "\tif (%s > 0 && !svc_sendreply(%s, (xdrproc_t) _xdr_%s, (char *)&%s)) {\n", - RETVAL, TRANSP, RESULT, RESULT); - else - f_print(fout, - "\tif (%s != NULL && !svc_sendreply(%s, (xdrproc_t) _xdr_%s, %s)) {\n", - RESULT, TRANSP, RESULT, RESULT); - - printerr ("systemerr", TRANSP); - f_print (fout, "\t}\n"); - - printif ("freeargs", TRANSP, ARG); - - sprintf (_errbuf, "unable to free arguments"); - print_err_message ("\t\t"); - f_print (fout, "\t\texit (1);\n"); - f_print (fout, "\t}\n"); - /* print out free routine */ - if (mtflag) - { - f_print(fout,"\tif (!"); - pvname(def->def_name, vp->vers_num); - f_print(fout,"_freeresult (%s, _xdr_%s, (caddr_t) &%s))\n", - TRANSP, RESULT, RESULT); - (void) sprintf(_errbuf, "unable to free results"); - print_err_message("\t\t"); - f_print(fout, "\n"); - } - print_return ("\t"); - f_print (fout, "}\n"); - } -} - -static void -printerr (const char *err, const char *transp) -{ - f_print (fout, "\t\tsvcerr_%s (%s);\n", err, transp); -} - -static void -printif (const char *proc, const char *transp, const char *arg) -{ - f_print (fout, "\tif (!svc_%s (%s, (xdrproc_t) _xdr_%s, (caddr_t) &%s)) {\n", - proc, transp, arg, arg); -} - -int -nullproc (const proc_list * proc) -{ - for (; proc != NULL; proc = proc->next) - { - if (streq (proc->proc_num, "0")) - { - return 1; - } - } - return 0; -} - -static void -write_inetmost (const 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 (const char *space) -{ - if (exitnow) - f_print (fout, "%sexit (0);\n", space); - else - { - if (timerflag) - { -#if 0 - f_print (fout, "%s_rpcsvcdirty = 0;\n", space); -#else - if (mtflag) - f_print(fout, "%smutex_lock(&_svcstate_lock);\n", space); - f_print(fout, "%s_rpcsvcstate = _SERVED;\n", space); - if (mtflag) - f_print(fout, "%smutex_unlock(&_svcstate_lock);\n", space); -#endif - } - f_print (fout, "%sreturn;\n", space); - } -} - -static void -print_pmapunset (const 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, "%spmap_unset (%s, %s);\n", - space, def->def_name, vp->vers_name); - } - } - } -} - -static void -print_err_message (const char *space) -{ - if (logflag) - f_print (fout, "%ssyslog (LOG_ERR, \"%%s\", \"%s\");\n", space, _errbuf); - else if (inetdflag || pmflag) - f_print (fout, "%s_msgout (\"%s\");\n", space, _errbuf); - else - f_print (fout, "%sfprintf (stderr, \"%%s\", \"%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, \"%%s\", msg);\n"); - f_print (fout, "\telse\n"); - f_print (fout, "\t\tfprintf (stderr, \"%%s\\n\", msg);\n"); - f_print (fout, "#else\n"); - f_print (fout, "\tsyslog (LOG_ERR, \"%%s\", 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 (Cflag) - f_print (fout, "closedown (int sig)\n"); - else - f_print (fout, "closedown (sig)\n\tint sig;\n"); - f_print (fout, "{\n"); - -#if 0 - f_print (fout, "\t(void) signal (sig, %s closedown);\n", - Cflag ? "(SIG_PF)" : "(void(*)())"); -#endif - if (mtflag) - f_print(fout, "\tmutex_lock(&_svcstate_lock);\n"); -#if 0 - f_print (fout, "\tif (_rpcsvcdirty == 0) {\n"); -#else - f_print(fout, "\tif (_rpcsvcstate == _IDLE) {\n"); -#endif - 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"); - if (mtflag) - f_print(fout, "\t\t\t\tmutex_unlock(&_svcstate_lock);\n"); - f_print (fout, "\t\t\t\treturn;\n\t\t\t}\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, "\tif (_rpcsvcstate == _SERVED)\n"); - f_print(fout, "\t\t_rpcsvcstate = _IDLE;\n\n"); - if (mtflag) - f_print(fout, "\tmutex_unlock(&_svcstate_lock);\n"); - f_print(fout, "\t(void) signal(SIGALRM, %s closedown);\n", - Cflag? "(SIG_PF)" : "(void(*)())"); - f_print (fout, "\talarm (_RPCSVC_CLOSEDOWN);\n"); - f_print (fout, "}\n"); -} - -/* - * Write the most of port monitor support - */ -static void -write_pm_most (const 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 (const char *infile, const 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 (const char *infile, const 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 (const char *transp) -{ - list *l; - definition *def; - version_list *vp; - const char *sp; - int isudp; - char tmpbuf[32]; - - if (inetdflag) - sp = "\t"; - else - sp = ""; - if (streq (transp, "udp") || streq (transp, "udp6")) - 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"); -} |