1 /* 2 * Sun RPC is a product of Sun Microsystems, Inc. and is provided for 3 * unrestricted use provided that this legend is included on all tape 4 * media and as a part of the software program in whole or part. Users 5 * may copy or modify Sun RPC without charge, but are not authorized 6 * to license or distribute it to anyone else except as part of a product or 7 * program developed by the user. 8 * 9 * SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE 10 * WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR 11 * PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE. 12 * 13 * Sun RPC is provided with no support and without any obligation on the 14 * part of Sun Microsystems, Inc. to assist in its use, correction, 15 * modification or enhancement. 16 * 17 * SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE 18 * INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC 19 * OR ANY PART THEREOF. 20 * 21 * In no event will Sun Microsystems, Inc. be liable for any lost revenue 22 * or profits or other special, indirect and consequential damages, even if 23 * Sun has been advised of the possibility of such damages. 24 * 25 * Sun Microsystems, Inc. 26 * 2550 Garcia Avenue 27 * Mountain View, California 94043 28 * 29 * @(#)rpc_tblout.c 1.4 89/02/22 (C) 1988 SMI 30 * $FreeBSD: src/usr.bin/rpcgen/rpc_tblout.c,v 1.4 1999/08/28 01:05:17 peter Exp $ 31 * $DragonFly: src/usr.bin/rpcgen/rpc_tblout.c,v 1.4 2004/06/19 16:40:36 joerg Exp $ 32 */ 33 34 #ident "@(#)rpc_tblout.c 1.11 93/07/05 SMI" 35 36 /* 37 * rpc_tblout.c, Dispatch table outputter for the RPC protocol compiler 38 * Copyright (C) 1989, Sun Microsystems, Inc. 39 */ 40 #include <err.h> 41 #include <stdio.h> 42 #include <string.h> 43 #include "rpc_parse.h" 44 #include "rpc_util.h" 45 46 #define TABSIZE 8 47 #define TABCOUNT 5 48 #define TABSTOP (TABSIZE*TABCOUNT) 49 50 static char tabstr[TABCOUNT+1] = "\t\t\t\t\t"; 51 52 static char tbl_hdr[] = "struct rpcgen_table %s_table[] = {\n"; 53 static char tbl_end[] = "};\n"; 54 55 static char null_entry[] = "\n\t(char *(*)())0,\n\ 56 \t(xdrproc_t) xdr_void,\t\t\t0,\n\ 57 \t(xdrproc_t) xdr_void,\t\t\t0,\n"; 58 59 60 static char tbl_nproc[] = "int %s_nproc =\n\tsizeof(%s_table)/sizeof(%s_table[0]);\n\n"; 61 62 extern int nullproc(proc_list *); 63 static void write_table(definition *); 64 static void printit(char *, char *); 65 66 void 67 write_tables(void) 68 { 69 list *l; 70 definition *def; 71 72 f_print(fout, "\n"); 73 for (l = defined; l != NULL; l = l->next) { 74 def = (definition *) l->val; 75 if (def->def_kind == DEF_PROGRAM) { 76 write_table(def); 77 } 78 } 79 } 80 81 static void 82 write_table(definition *def) 83 { 84 version_list *vp; 85 proc_list *proc; 86 int current; 87 int expected; 88 char progvers[100]; 89 int warning; 90 91 for (vp = def->def.pr.versions; vp != NULL; vp = vp->next) { 92 warning = 0; 93 s_print(progvers, "%s_%s", 94 locase(def->def_name), vp->vers_num); 95 /* print the table header */ 96 f_print(fout, tbl_hdr, progvers); 97 98 if (nullproc(vp->procs)) { 99 expected = 0; 100 } else { 101 expected = 1; 102 f_print(fout, null_entry); 103 } 104 for (proc = vp->procs; proc != NULL; proc = proc->next) { 105 current = atoi(proc->proc_num); 106 if (current != expected++) { 107 f_print(fout, 108 "\n/*\n * WARNING: table out of order\n */\n"); 109 if (warning == 0) { 110 warnx("WARNING %s table is out of order", progvers); 111 warning = 1; 112 nonfatalerrors = 1; 113 } 114 expected = current + 1; 115 } 116 f_print(fout, "\n\t(char *(*)())RPCGEN_ACTION("); 117 118 /* routine to invoke */ 119 if (Cflag && !newstyle) 120 pvname_svc(proc->proc_name, vp->vers_num); 121 else { 122 if (newstyle) 123 f_print( fout, "_"); /* calls internal func */ 124 pvname(proc->proc_name, vp->vers_num); 125 } 126 f_print(fout, "),\n"); 127 128 /* argument info */ 129 if (proc->arg_num > 1) { 130 printit(NULL, proc->args.argname); 131 } else { 132 /* 133 * do we have to do something special for 134 * newstyle 135 */ 136 printit(proc->args.decls->decl.prefix, 137 proc->args.decls->decl.type); 138 } 139 /* result info */ 140 printit(proc->res_prefix, proc->res_type); 141 } 142 143 /* print the table trailer */ 144 f_print(fout, tbl_end); 145 f_print(fout, tbl_nproc, progvers, progvers, progvers); 146 } 147 } 148 149 static void 150 printit(char *prefix, char *type) 151 { 152 int len; 153 int tabs; 154 155 156 len = fprintf(fout, "\txdr_%s,", stringfix(type)); 157 /* account for leading tab expansion */ 158 len += TABSIZE - 1; 159 /* round up to tabs required */ 160 tabs = (TABSTOP - len + TABSIZE - 1)/TABSIZE; 161 f_print(fout, "%s", &tabstr[TABCOUNT-tabs]); 162 163 if (streq(type, "void")) { 164 f_print(fout, "0"); 165 } else { 166 f_print(fout, "sizeof ( "); 167 /* XXX: should "follow" be 1 ??? */ 168 ptype(prefix, type, 0); 169 f_print(fout, ")"); 170 } 171 f_print(fout, ",\n"); 172 } 173