/* * Sun RPC is a product of Sun Microsystems, Inc. and is provided for * unrestricted use provided that this legend is included on all tape * media and as a part of the software program in whole or part. Users * may copy or modify Sun RPC without charge, but are not authorized * to license or distribute it to anyone else except as part of a product or * program developed by the user. * * SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE * WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR * PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE. * * Sun RPC is provided with no support and without any obligation on the * part of Sun Microsystems, Inc. to assist in its use, correction, * modification or enhancement. * * SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE * INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC * OR ANY PART THEREOF. * * In no event will Sun Microsystems, Inc. be liable for any lost revenue * or profits or other special, indirect and consequential damages, even if * Sun has been advised of the possibility of such damages. * * Sun Microsystems, Inc. * 2550 Garcia Avenue * Mountain View, California 94043 */ #if 0 #ifndef lint #ident "@(#)rpc_main.c 1.21 94/04/25 SMI" static char sccsid[] = "@(#)rpc_main.c 1.30 89/03/30 (C) 1987 SMI"; #endif #endif #include __FBSDID("$FreeBSD$"); /* * rpc_main.c, Top level of the RPC protocol compiler. * Copyright (C) 1987, Sun Microsystems, Inc. */ #include #include #include #include #include #include #include #include #include #include "rpc_parse.h" #include "rpc_util.h" #include "rpc_scan.h" extern void write_sample_svc( definition * ); extern int write_sample_clnt( definition * ); extern void write_sample_clnt_main( void ); extern void add_sample_msg( void ); static void c_output( char *, char *, int, char * ); static void h_output( char *, char *, int, char * ); static void l_output( char *, char *, int, char * ); static void t_output( char *, char *, int, char * ); static void clnt_output( char *, char *, int, char * ); void c_initialize( void ); #if !defined(__FreeBSD__) && !defined(__NetBSD__) char * rindex(); #endif static void usage(void); static void options_usage(void); static int do_registers(int, char **); static int parseargs(int, char **, struct commandline *); static void svc_output(char *, char *, int, char *); static void mkfile_output(struct commandline *); static void s_output(int, char **, char *, char *, int, char *, int, int); #define EXTEND 1 /* alias for TRUE */ #define DONT_EXTEND 0 /* alias for FALSE */ #define SVR4_CPP "/usr/ccs/lib/cpp" #define SUNOS_CPP "/usr/bin/cpp" static int cppDefined = 0; /* explicit path for C preprocessor */ static char *svcclosetime = "120"; static char *CPP = SVR4_CPP; static char CPPFLAGS[] = "-C"; static char pathbuf[MAXPATHLEN + 1]; static char *allv[] = { "rpcgen", "-s", "udp", "-s", "tcp", }; static int allc = sizeof (allv)/sizeof (allv[0]); static char *allnv[] = { "rpcgen", "-s", "netpath", }; static int allnc = sizeof (allnv)/sizeof (allnv[0]); /* * machinations for handling expanding argument list */ static void addarg(); /* add another argument to the list */ static void putarg(); /* put argument at specified location */ static void clear_args(); /* clear argument list */ static void checkfiles(); /* check if out file already exists */ #define ARGLISTLEN 20 #define FIXEDARGS 2 static char *arglist[ARGLISTLEN]; static int argcount = FIXEDARGS; int nonfatalerrors; /* errors */ int inetdflag = 0; /* Support for inetd is disabled by default, use -I */ int pmflag = 0; /* Support for port monitors is disabled by default */ int tirpc_socket = 1; /* TI-RPC on socket, no TLI library */ int logflag; /* Use syslog instead of fprintf for errors */ int tblflag; /* Support for dispatch table file */ int mtflag = 0; /* Support for MT */ #define INLINE 0 /* length at which to start doing an inline */ int inline_size = INLINE; /* * Length at which to start doing an inline. INLINE = default * if 0, no xdr_inline code */ int indefinitewait; /* If started by port monitors, hang till it wants */ int exitnow; /* If started by port monitors, exit after the call */ int timerflag; /* TRUE if !indefinite && !exitnow */ int newstyle; /* newstyle of passing arguments (by value) */ int Cflag = 0; /* ANSI C syntax */ int CCflag = 0; /* C++ files */ static int allfiles; /* generate all files */ int tirpcflag = 1; /* generating code for tirpc, by default */ xdrfunc *xdrfunc_head = NULL; /* xdr function list */ xdrfunc *xdrfunc_tail = NULL; /* xdr function list */ pid_t childpid; int main(argc, argv) int argc; char *argv[]; { struct commandline cmd; (void) memset((char *)&cmd, 0, sizeof (struct commandline)); clear_args(); if (!parseargs(argc, argv, &cmd)) usage(); /* * Only the client and server side stubs are likely to be customized, * so in that case only, check if the outfile exists, and if so, * print an error message and exit. */ if (cmd.Ssflag || cmd.Scflag || cmd.makefileflag) { checkfiles(cmd.infile, cmd.outfile); } else checkfiles(cmd.infile, NULL); if (cmd.cflag) { c_output(cmd.infile, "-DRPC_XDR", DONT_EXTEND, cmd.outfile); } else if (cmd.hflag) { h_output(cmd.infile, "-DRPC_HDR", DONT_EXTEND, cmd.outfile); } else if (cmd.lflag) { l_output(cmd.infile, "-DRPC_CLNT", DONT_EXTEND, cmd.outfile); } else if (cmd.sflag || cmd.mflag || (cmd.nflag)) { s_output(argc, argv, cmd.infile, "-DRPC_SVC", DONT_EXTEND, cmd.outfile, cmd.mflag, cmd.nflag); } else if (cmd.tflag) { t_output(cmd.infile, "-DRPC_TBL", DONT_EXTEND, cmd.outfile); } else if (cmd.Ssflag) { svc_output(cmd.infile, "-DRPC_SERVER", DONT_EXTEND, cmd.outfile); } else if (cmd.Scflag) { clnt_output(cmd.infile, "-DRPC_CLIENT", DONT_EXTEND, cmd.outfile); } else if (cmd.makefileflag) { mkfile_output(&cmd); } else { /* the rescans are required, since cpp may effect input */ c_output(cmd.infile, "-DRPC_XDR", EXTEND, "_xdr.c"); reinitialize(); h_output(cmd.infile, "-DRPC_HDR", EXTEND, ".h"); reinitialize(); l_output(cmd.infile, "-DRPC_CLNT", EXTEND, "_clnt.c"); reinitialize(); if (inetdflag || !tirpcflag) s_output(allc, allv, cmd.infile, "-DRPC_SVC", EXTEND, "_svc.c", cmd.mflag, cmd.nflag); else s_output(allnc, allnv, cmd.infile, "-DRPC_SVC", EXTEND, "_svc.c", cmd.mflag, cmd.nflag); if (tblflag) { reinitialize(); t_output(cmd.infile, "-DRPC_TBL", EXTEND, "_tbl.i"); } if (allfiles) { reinitialize(); svc_output(cmd.infile, "-DRPC_SERVER", EXTEND, "_server.c"); reinitialize(); clnt_output(cmd.infile, "-DRPC_CLIENT", EXTEND, "_client.c"); } if (allfiles || (cmd.makefileflag == 1)){ reinitialize(); mkfile_output(&cmd); } } exit(nonfatalerrors); /* NOTREACHED */ } /* * add extension to filename */ static char * extendfile(path, ext) char *path; char *ext; { char *res; char *p; char *file; if ((file = rindex(path, '/')) == NULL) file = path; else file++; res = xmalloc(strlen(file) + strlen(ext) + 1); p = strrchr(file, '.'); if (p == NULL) { p = file + strlen(file); } (void) strcpy(res, file); (void) strcpy(res + (p - file), ext); return (res); } /* * Open output file with given extension */ static void open_output(infile, outfile) char *infile; char *outfile; { if (outfile == NULL) { fout = stdout; return; } if (infile != NULL && streq(outfile, infile)) { warnx("%s already exists. No output generated", infile); crash(); } fout = fopen(outfile, "w"); if (fout == NULL) { warn("unable to open %s", outfile); crash(); } record_open(outfile); return; } static void add_warning() { f_print(fout, "/*\n"); f_print(fout, " * Please do not edit this file.\n"); f_print(fout, " * It was generated using rpcgen.\n"); f_print(fout, " */\n\n"); } /* clear list of arguments */ static void clear_args() { int i; for (i = FIXEDARGS; i < ARGLISTLEN; i++) arglist[i] = NULL; argcount = FIXEDARGS; } /* make sure that a CPP exists */ static void find_cpp() { struct stat buf; if (stat(CPP, &buf) < 0) { /* SVR4 or explicit cpp does not exist */ if (cppDefined) { warnx("cannot find C preprocessor: %s", CPP); crash(); } else { /* try the other one */ CPP = SUNOS_CPP; if (stat(CPP, &buf) < 0) { /* can't find any cpp */ warnx("cannot find C preprocessor: %s", CPP); crash(); } } } } /* * Open input file with given define for C-preprocessor */ static void open_input(infile, define) char *infile; char *define; { int pd[2]; infilename = (infile == NULL) ? "" : infile; (void) pipe(pd); switch (childpid = fork()) { case 0: find_cpp(); putarg(0, CPP); putarg(1, CPPFLAGS); addarg(define); if (infile) addarg(infile); addarg((char *)NULL); (void) close(1); (void) dup2(pd[1], 1); (void) close(pd[0]); execv(arglist[0], arglist); err(1, "execv"); case -1: err(1, "fork"); } (void) close(pd[1]); fin = fdopen(pd[0], "r"); if (fin == NULL) { warn("%s", infilename); crash(); } } /* valid tirpc nettypes */ static char* valid_ti_nettypes[] = { "netpath", "visible", "circuit_v", "datagram_v", "circuit_n", "datagram_n", "udp", "tcp", "raw", NULL }; /* valid inetd nettypes */ static char* valid_i_nettypes[] = { "udp", "tcp", NULL }; static int check_nettype(name, list_to_check) char* name; char* list_to_check[]; { int i; for (i = 0; list_to_check[i] != NULL; i++) { if (strcmp(name, list_to_check[i]) == 0) { return (1); } } warnx("illegal nettype :\'%s\'", name); return (0); } static char * file_name(file, ext) char *file; char *ext; { char *temp; temp = extendfile(file, ext); if (access(temp, F_OK) != -1) return (temp); else return ((char *)" "); } static void c_output(infile, define, extend, outfile) char *infile; char *define; int extend; char *outfile; { definition *def; char *include; char *outfilename; long tell; c_initialize(); open_input(infile, define); outfilename = extend ? extendfile(infile, outfile) : outfile; open_output(infile, outfilename); add_warning(); if (infile && (include = extendfile(infile, ".h"))) { f_print(fout, "#include \"%s\"\n", include); free(include); /* .h file already contains rpc/rpc.h */ } else f_print(fout, "#include \n"); tell = ftell(fout); while ( (def = get_definition()) ) { emit(def); } if (extend && tell == ftell(fout)) { (void) unlink(outfilename); } } void c_initialize() { /* add all the starting basic types */ add_type(1, "int"); add_type(1, "long"); add_type(1, "short"); add_type(1, "bool"); add_type(1, "u_int"); add_type(1, "u_long"); add_type(1, "u_short"); } char rpcgen_table_dcl[] = "struct rpcgen_table {\n\ char *(*proc)(); \n\ xdrproc_t xdr_arg; \n\ unsigned len_arg; \n\ xdrproc_t xdr_res; \n\ unsigned len_res; \n\ }; \n"; char *generate_guard(pathname) char* pathname; { char* filename, *guard, *tmp, *stopat; filename = strrchr(pathname, '/'); /* find last component */ filename = ((filename == 0) ? pathname : filename+1); guard = xstrdup(filename); stopat = strrchr(guard, '.'); /* * Convert to a valid C macro name and make it upper case. * Map macro unfriendly characterss to '_'. */ for (tmp = guard; *tmp != '\000'; ++tmp) { if (islower(*tmp)) *tmp = toupper(*tmp); else if (isupper(*tmp) || *tmp == '_') /* OK for C */; else if (tmp == guard) *tmp = '_'; else if (isdigit(*tmp)) /* OK for all but first character */; else if (tmp == stopat) { *tmp = '\0'; break; } else *tmp = '_'; } /* * Can't have a '_' in front, because it'll end up being "__". * "__" macros shoudln't be used. So, remove all of the * '_' characters from the front. */ if (*guard == '_') { for (tmp = guard; *tmp == '_'; ++tmp) ; strcpy(guard, tmp); } guard = extendfile(guard, "_H_RPCGEN"); return (guard); } /* * Compile into an XDR header file */ static void h_output(infile, define, extend, outfile) char *infile; char *define; int extend; char *outfile; { definition *def; char *outfilename; long tell; char *guard; list *l; xdrfunc *xdrfuncp; int i; open_input(infile, define); outfilename = extend ? extendfile(infile, outfile) : outfile; open_output(infile, outfilename); add_warning(); if (outfilename || infile){ guard = generate_guard(outfilename ? outfilename: infile); } else guard = "STDIN_"; f_print(fout, "#ifndef _%s\n#define _%s\n\n", guard, guard); f_print(fout, "#include \n"); if (mtflag) f_print(fout, "#include \n"); /* put the C++ support */ if (Cflag && !CCflag){ f_print(fout, "\n#ifdef __cplusplus\n"); f_print(fout, "extern \"C\" {\n"); f_print(fout, "#endif\n\n"); } /* put in a typedef for quadprecision. Only with Cflag */ tell = ftell(fout); /* print data definitions */ while ( (def = get_definition()) ) { print_datadef(def); } /* * print function declarations. * Do this after data definitions because they might be used as * arguments for functions */ for (l = defined; l != NULL; l = l->next) { print_funcdef(l->val); } /* Now print all xdr func declarations */ if (xdrfunc_head != NULL){ f_print(fout, "\n/* the xdr functions */\n"); if (CCflag){ f_print(fout, "\n#ifdef __cplusplus\n"); f_print(fout, "extern \"C\" {\n"); f_print(fout, "#endif\n"); } if (!Cflag){ xdrfuncp = xdrfunc_head; while (xdrfuncp != NULL){ print_xdr_func_def(xdrfuncp->name, xdrfuncp->pointerp, 2); xdrfuncp = xdrfuncp->next; } } else { for (i = 1; i < 3; i++){ if (i == 1) f_print(fout, "\n#if defined(__STDC__) || defined(__cplusplus)\n"); else f_print(fout, "\n#else /* K&R C */\n"); xdrfuncp = xdrfunc_head; while (xdrfuncp != NULL){ print_xdr_func_def(xdrfuncp->name, xdrfuncp->pointerp, i); xdrfuncp = xdrfuncp->next; } } f_print(fout, "\n#endif /* K&R C */\n"); } } if (extend && tell == ftell(fout)) { (void) unlink(outfilename); } else if (tblflag) { f_print(fout, rpcgen_table_dcl); } if (Cflag){ f_print(fout, "\n#ifdef __cplusplus\n"); f_print(fout, "}\n"); f_print(fout, "#endif\n"); } f_print(fout, "\n#endif /* !_%s */\n", guard); } /* * Compile into an RPC service */ static void s_output(argc, argv, infile, define, extend, outfile, nomain, netflag) int argc; char *argv[]; char *infile; char *define; int extend; char *outfile; int nomain; int netflag; { char *include; definition *def; int foundprogram = 0; char *outfilename; open_input(infile, define); outfilename = extend ? extendfile(infile, outfile) : outfile; open_output(infile, outfilename); add_warning(); if (infile && (include = extendfile(infile, ".h"))) { f_print(fout, "#include \"%s\"\n", include); free(include); } else f_print(fout, "#include \n"); f_print(fout, "#include \n"); f_print(fout, "#include /* getenv, exit */\n"); if (Cflag) { f_print (fout, "#include /* for pmap_unset */\n"); f_print (fout, "#include /* strcmp */\n"); } if (tirpcflag) f_print(fout, "#include \n"); if (strcmp(svcclosetime, "-1") == 0) indefinitewait = 1; else if (strcmp(svcclosetime, "0") == 0) exitnow = 1; else if (inetdflag || pmflag) { f_print(fout, "#include \n"); timerflag = 1; } if (!tirpcflag && inetdflag) f_print(fout, "#include /* TIOCNOTTY */\n"); if (Cflag && (inetdflag || pmflag)) { f_print(fout, "#ifdef __cplusplus\n"); f_print(fout, "#include /* getdtablesize, open */\n"); f_print(fout, "#endif /* __cplusplus */\n"); } if (tirpcflag) { f_print(fout, "#include /* open */\n"); f_print(fout, "#include /* fork / setsid */\n"); f_print(fout, "#include \n"); } f_print(fout, "#include \n"); if (inetdflag || !tirpcflag) { f_print(fout, "#include \n"); f_print(fout, "#include \n"); } if ((netflag || pmflag) && tirpcflag && !nomain) { f_print(fout, "#include \n"); } if (tirpcflag) f_print(fout, "#include /* rlimit */\n"); if (logflag || inetdflag || pmflag || tirpcflag) f_print(fout, "#include \n"); /* for ANSI-C */ if (Cflag) f_print(fout, "\n#ifndef SIG_PF\n#define SIG_PF void(*)\ (int)\n#endif\n"); f_print(fout, "\n#ifdef DEBUG\n#define RPC_SVC_FG\n#endif\n"); if (timerflag) f_print(fout, "\n#define _RPCSVC_CLOSEDOWN %s\n", svcclosetime); while ( (def = get_definition()) ) { foundprogram |= (def->def_kind == DEF_PROGRAM); } if (extend && !foundprogram) { (void) unlink(outfilename); return; } write_most(infile, netflag, nomain); if (!nomain) { if (!do_registers(argc, argv)) { if (outfilename) (void) unlink(outfilename); usage(); } write_rest(); } } /* * generate client side stubs */ static void l_output(infile, define, extend, outfile) char *infile; char *define; int extend; char *outfile; { char *include; definition *def; int foundprogram = 0; char *outfilename; open_input(infile, define); outfilename = extend ? extendfile(infile, outfile) : outfile; open_output(infile, outfilename); add_warning(); if (Cflag) f_print (fout, "#include /* for memset */\n"); if (infile && (include = extendfile(infile, ".h"))) { f_print(fout, "#include \"%s\"\n", include); free(include); } else f_print(fout, "#include \n"); while ( (def = get_definition()) ) { foundprogram |= (def->def_kind == DEF_PROGRAM); } if (extend && !foundprogram) { (void) unlink(outfilename); return; } write_stubs(); } /* * generate the dispatch table */ static void t_output(infile, define, extend, outfile) char *infile; char *define; int extend; char *outfile; { definition *def; int foundprogram = 0; char *outfilename; open_input(infile, define); outfilename = extend ? extendfile(infile, outfile) : outfile; open_output(infile, outfilename); add_warning(); while ( (def = get_definition()) ) { foundprogram |= (def->def_kind == DEF_PROGRAM); } if (extend && !foundprogram) { (void) unlink(outfilename); return; } write_tables(); } /* sample routine for the server template */ static void svc_output(infile, define, extend, outfile) char *infile; char *define; int extend; char *outfile; { definition *def; char *include; char *outfilename; long tell; open_input(infile, define); outfilename = extend ? extendfile(infile, outfile) : outfile; checkfiles(infile, outfilename); /* * Check if outfile already exists. * if so, print an error message and exit */ open_output(infile, outfilename); add_sample_msg(); if (infile && (include = extendfile(infile, ".h"))) { f_print(fout, "#include \"%s\"\n", include); free(include); } else f_print(fout, "#include \n"); tell = ftell(fout); while ( (def = get_definition()) ) { write_sample_svc(def); } if (extend && tell == ftell(fout)) { (void) unlink(outfilename); } } /* sample main routine for client */ static void clnt_output(infile, define, extend, outfile) char *infile; char *define; int extend; char *outfile; { definition *def; char *include; char *outfilename; long tell; int has_program = 0; open_input(infile, define); outfilename = extend ? extendfile(infile, outfile) : outfile; checkfiles(infile, outfilename); /* * Check if outfile already exists. * if so, print an error message and exit */ open_output(infile, outfilename); add_sample_msg(); if (infile && (include = extendfile(infile, ".h"))) { f_print(fout, "#include \"%s\"\n", include); free(include); } else f_print(fout, "#include \n"); tell = ftell(fout); while ( (def = get_definition()) ) { has_program += write_sample_clnt(def); } if (has_program) write_sample_clnt_main(); if (extend && tell == ftell(fout)) { (void) unlink(outfilename); } } static void mkfile_output(cmd) struct commandline *cmd; { char *mkfilename, *clientname, *clntname, *xdrname, *hdrname; char *servername, *svcname, *servprogname, *clntprogname; char *temp; svcname = file_name(cmd->infile, "_svc.c"); clntname = file_name(cmd->infile, "_clnt.c"); xdrname = file_name(cmd->infile, "_xdr.c"); hdrname = file_name(cmd->infile, ".h"); if (allfiles){ servername = extendfile(cmd->infile, "_server.c"); clientname = extendfile(cmd->infile, "_client.c"); }else{ servername = " "; clientname = " "; } servprogname = extendfile(cmd->infile, "_server"); clntprogname = extendfile(cmd->infile, "_client"); if (allfiles){ mkfilename = xmalloc(strlen("makefile.") + strlen(cmd->infile) + 1); temp = (char *)rindex(cmd->infile, '.'); strcpy(mkfilename, "makefile."); (void) strncat(mkfilename, cmd->infile, (temp - cmd->infile)); } else mkfilename = cmd->outfile; checkfiles(NULL, mkfilename); open_output(NULL, mkfilename); f_print(fout, "\n# This is a template makefile generated\ by rpcgen \n"); f_print(fout, "\n# Parameters \n\n"); f_print(fout, "CLIENT = %s\nSERVER = %s\n\n", clntprogname, servprogname); f_print(fout, "SOURCES_CLNT.c = \nSOURCES_CLNT.h = \n"); f_print(fout, "SOURCES_SVC.c = \nSOURCES_SVC.h = \n"); f_print(fout, "SOURCES.x = %s\n\n", cmd->infile); f_print(fout, "TARGETS_SVC.c = %s %s %s \n", svcname, servername, xdrname); f_print(fout, "TARGETS_CLNT.c = %s %s %s \n", clntname, clientname, xdrname); f_print(fout, "TARGETS = %s %s %s %s %s %s\n\n", hdrname, xdrname, clntname, svcname, clientname, servername); f_print(fout, "OBJECTS_CLNT = $(SOURCES_CLNT.c:%%.c=%%.o) \ $(TARGETS_CLNT.c:%%.c=%%.o) "); f_print(fout, "\nOBJECTS_SVC = $(SOURCES_SVC.c:%%.c=%%.o) \ $(TARGETS_SVC.c:%%.c=%%.o) "); f_print(fout, "\n# Compiler flags \n"); if (mtflag) f_print(fout, "\nCFLAGS += -D_REENTRANT -D_THEAD_SAFE \nLDLIBS += -pthread\n"); f_print(fout, "RPCGENFLAGS = \n"); f_print(fout, "\n# Targets \n\n"); f_print(fout, "all : $(CLIENT) $(SERVER)\n\n"); f_print(fout, "$(TARGETS) : $(SOURCES.x) \n"); f_print(fout, "\trpcgen $(RPCGENFLAGS) $(SOURCES.x)\n\n"); f_print(fout, "$(OBJECTS_CLNT) : $(SOURCES_CLNT.c) $(SOURCES_CLNT.h) \ $(TARGETS_CLNT.c) \n\n"); f_print(fout, "$(OBJECTS_SVC) : $(SOURCES_SVC.c) $(SOURCES_SVC.h) \ $(TARGETS_SVC.c) \n\n"); f_print(fout, "$(CLIENT) : $(OBJECTS_CLNT) \n"); f_print(fout, "\t$(CC) -o $(CLIENT) $(OBJECTS_CLNT) \ $(LDLIBS) \n\n"); f_print(fout, "$(SERVER) : $(OBJECTS_SVC) \n"); f_print(fout, "\t$(CC) -o $(SERVER) $(OBJECTS_SVC) $(LDLIBS)\n\n "); f_print(fout, "clean:\n\t $(RM) -f core $(TARGETS) $(OBJECTS_CLNT) \ $(OBJECTS_SVC) $(CLIENT) $(SERVER)\n\n"); } /* * Perform registrations for service output * Return 0 if failed; 1 otherwise. */ static int do_registers(argc, argv) int argc; char *argv[]; { int i; if (inetdflag || !tirpcflag) { for (i = 1; i < argc; i++) { if (streq(argv[i], "-s")) { if (!check_nettype(argv[i + 1], valid_i_nettypes)) return (0); write_inetd_register(argv[i + 1]); i++; } } } else { for (i = 1; i < argc; i++) if (streq(argv[i], "-s")) { if (!check_nettype(argv[i + 1], valid_ti_nettypes)) return (0); write_nettype_register(argv[i + 1]); i++; } else if (streq(argv[i], "-n")) { write_netid_register(argv[i + 1]); i++; } } return (1); } /* * Add another argument to the arg list */ static void addarg(cp) char *cp; { if (argcount >= ARGLISTLEN) { warnx("too many defines"); crash(); /*NOTREACHED*/ } arglist[argcount++] = cp; } static void putarg(where, cp) char *cp; int where; { if (where >= ARGLISTLEN) { warnx("arglist coding error"); crash(); /*NOTREACHED*/ } arglist[where] = cp; } /* * if input file is stdin and an output file is specified then complain * if the file already exists. Otherwise the file may get overwritten * If input file does not exist, exit with an error */ static void checkfiles(infile, outfile) char *infile; char *outfile; { struct stat buf; if (infile) /* infile ! = NULL */ if (stat(infile, &buf) < 0) { warn("%s", infile); crash(); }; if (outfile) { if (stat(outfile, &buf) < 0) return; /* file does not exist */ else { warnx("file '%s' already exists and may be overwritten", outfile); crash(); } } } /* * Parse command line arguments */ static int parseargs(argc, argv, cmd) int argc; char *argv[]; struct commandline *cmd; { int i; int j; char c, ch; char flag[(1 << 8 * sizeof (char))]; int nflags; cmd->infile = cmd->outfile = NULL; if (argc < 2) { return (0); } allfiles = 0; flag['c'] = 0; flag['h'] = 0; flag['l'] = 0; flag['m'] = 0; flag['o'] = 0; flag['s'] = 0; flag['n'] = 0; flag['t'] = 0; flag['S'] = 0; flag['C'] = 0; flag['M'] = 0; for (i = 1; i < argc; i++) { if (argv[i][0] != '-') { if (cmd->infile) { warnx("cannot specify more than one input file"); return (0); } cmd->infile = argv[i]; } else { for (j = 1; argv[i][j] != 0; j++) { c = argv[i][j]; switch (c) { case 'a': allfiles = 1; break; case 'c': case 'h': case 'l': case 'm': case 't': if (flag[(int)c]) { return (0); } flag[(int)c] = 1; break; case 'S': /* * sample flag: Ss or Sc. * Ss means set flag['S']; * Sc means set flag['C']; * Sm means set flag['M']; */ ch = argv[i][++j]; /* get next char */ if (ch == 's') ch = 'S'; else if (ch == 'c') ch = 'C'; else if (ch == 'm') ch = 'M'; else return (0); if (flag[(int)ch]) { return (0); } flag[(int)ch] = 1; break; case 'C': /* ANSI C syntax */ Cflag = 1; ch = argv[i][j+1]; /* get next char */ if (ch != 'C') break; CCflag = 1; break; case 'b': /* * Turn TIRPC flag off for * generating backward compatible * code */ tirpcflag = 0; break; case 'I': inetdflag = 1; break; case 'N': newstyle = 1; break; case 'L': logflag = 1; break; case 'P': pmflag = 1; break; case 'K': if (++i == argc) { return (0); } svcclosetime = argv[i]; goto nextarg; case 'T': tblflag = 1; break; case 'M': mtflag = 1; break; case 'i' : if (++i == argc) { return (0); } inline_size = atoi(argv[i]); goto nextarg; case 'n': case 'o': case 's': if (argv[i][j - 1] != '-' || argv[i][j + 1] != 0) { return (0); } flag[(int)c] = 1; if (++i == argc) { return (0); } if (c == 'o') { if (cmd->outfile) { return (0); } cmd->outfile = argv[i]; } goto nextarg; case 'D': if (argv[i][j - 1] != '-') { return (0); } (void) addarg(argv[i]); goto nextarg; case 'Y': if (++i == argc) { return (0); } (void) strlcpy(pathbuf, argv[i], sizeof(pathbuf)); if (strlcat(pathbuf, "/cpp", sizeof(pathbuf)) >= sizeof(pathbuf)) { warnx("argument too long"); return (0); } CPP = pathbuf; cppDefined = 1; goto nextarg; default: return (0); } } nextarg: ; } } cmd->cflag = flag['c']; cmd->hflag = flag['h']; cmd->lflag = flag['l']; cmd->mflag = flag['m']; cmd->nflag = flag['n']; cmd->sflag = flag['s']; cmd->tflag = flag['t']; cmd->Ssflag = flag['S']; cmd->Scflag = flag['C']; cmd->makefileflag = flag['M']; if (tirpcflag) { if (inetdflag) pmflag = 0; if ((inetdflag && cmd->nflag)) { /* netid not allowed with inetdflag */ warnx("cannot use netid flag with inetd flag"); return (0); } } else { /* 4.1 mode */ pmflag = 0; /* set pmflag only in tirpcmode */ if (cmd->nflag) { /* netid needs TIRPC */ warnx("cannot use netid flag without TIRPC"); return (0); } } if (newstyle && (tblflag || cmd->tflag)) { warnx("cannot use table flags with newstyle"); return (0); } /* check no conflicts with file generation flags */ nflags = cmd->cflag + cmd->hflag + cmd->lflag + cmd->mflag + cmd->sflag + cmd->nflag + cmd->tflag + cmd->Ssflag + cmd->Scflag + cmd->makefileflag; if (nflags == 0) { if (cmd->outfile != NULL || cmd->infile == NULL) { return (0); } } else if (cmd->infile == NULL && (cmd->Ssflag || cmd->Scflag || cmd->makefileflag)) { warnx("\"infile\" is required for template generation flags"); return (0); } if (nflags > 1) { warnx("cannot have more than one file generation flag"); return (0); } return (1); } static void usage() { f_print(stderr, "%s\n%s\n%s\n%s\n%s\n", "usage: rpcgen infile", " rpcgen [-abCLNTM] [-Dname[=value]] [-i size]\ [-I -P [-K seconds]] [-Y path] infile", " rpcgen [-c | -h | -l | -m | -t | -Sc | -Ss | -Sm]\ [-o outfile] [infile]", " rpcgen [-s nettype]* [-o outfile] [infile]", " rpcgen [-n netid]* [-o outfile] [infile]"); options_usage(); exit(1); } static void options_usage() { f_print(stderr, "options:\n"); f_print(stderr, "-a\t\tgenerate all files, including samples\n"); f_print(stderr, "-b\t\tbackward compatibility mode (generates code \ for FreeBSD 4.X)\n"); f_print(stderr, "-c\t\tgenerate XDR routines\n"); f_print(stderr, "-C\t\tANSI C mode\n"); f_print(stderr, "-Dname[=value]\tdefine a symbol (same as #define)\n"); f_print(stderr, "-h\t\tgenerate header file\n"); f_print(stderr, "-i size\t\tsize at which to start generating\ inline code\n"); f_print(stderr, "-I\t\tgenerate code for inetd support in server\n"); f_print(stderr, "-K seconds\tserver exits after K seconds of\ inactivity\n"); f_print(stderr, "-l\t\tgenerate client side stubs\n"); f_print(stderr, "-L\t\tserver errors will be printed to syslog\n"); f_print(stderr, "-m\t\tgenerate server side stubs\n"); f_print(stderr, "-M\t\tgenerate MT-safe code\n"); f_print(stderr, "-n netid\tgenerate server code that supports\ named netid\n"); f_print(stderr, "-N\t\tsupports multiple arguments and\ call-by-value\n"); f_print(stderr, "-o outfile\tname of the output file\n"); f_print(stderr, "-P\t\tgenerate code for port monitoring support in server\n"); f_print(stderr, "-s nettype\tgenerate server code that supports named\ nettype\n"); f_print(stderr, "-Sc\t\tgenerate sample client code that uses remote\ procedures\n"); f_print(stderr, "-Ss\t\tgenerate sample server code that defines\ remote procedures\n"); f_print(stderr, "-Sm \t\tgenerate makefile template \n"); f_print(stderr, "-t\t\tgenerate RPC dispatch table\n"); f_print(stderr, "-T\t\tgenerate code to support RPC dispatch tables\n"); f_print(stderr, "-Y path\t\tpath where cpp is found\n"); exit(1); }