1 /* $OpenBSD: rpc_tblout.c,v 1.11 2007/10/03 14:35:48 weingart Exp $ */ 2 /* $NetBSD: rpc_tblout.c,v 1.3 1995/06/24 15:00:15 pk Exp $ */ 3 /* 4 * Sun RPC is a product of Sun Microsystems, Inc. and is provided for 5 * unrestricted use provided that this legend is included on all tape 6 * media and as a part of the software program in whole or part. Users 7 * may copy or modify Sun RPC without charge, but are not authorized 8 * to license or distribute it to anyone else except as part of a product or 9 * program developed by the user or with the express written consent of 10 * Sun Microsystems, Inc. 11 * 12 * SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE 13 * WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR 14 * PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE. 15 * 16 * Sun RPC is provided with no support and without any obligation on the 17 * part of Sun Microsystems, Inc. to assist in its use, correction, 18 * modification or enhancement. 19 * 20 * SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE 21 * INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC 22 * OR ANY PART THEREOF. 23 * 24 * In no event will Sun Microsystems, Inc. be liable for any lost revenue 25 * or profits or other special, indirect and consequential damages, even if 26 * Sun has been advised of the possibility of such damages. 27 * 28 * Sun Microsystems, Inc. 29 * 2550 Garcia Avenue 30 * Mountain View, California 94043 31 */ 32 33 #ifndef lint 34 static const char sccsid[] = "@(#)rpc_tblout.c 1.4 89/02/22 (C) 1988 SMI"; 35 #endif 36 37 /* 38 * rpc_tblout.c, Dispatch table outputter for the RPC protocol compiler 39 */ 40 #include <sys/cdefs.h> 41 #include <stdio.h> 42 #include <stdlib.h> 43 #include <string.h> 44 #include "rpc_parse.h" 45 #include "rpc_util.h" 46 47 #define TABSIZE 8 48 #define TABCOUNT 5 49 #define TABSTOP (TABSIZE*TABCOUNT) 50 51 static char tabstr[TABCOUNT+1] = "\t\t\t\t\t"; 52 53 static char tbl_hdr[] = "struct rpcgen_table %s_table[] = {\n"; 54 static char tbl_end[] = "};\n"; 55 56 static char null_entry[] = "\n\t(char *(*)())0,\n\ 57 \t(xdrproc_t) xdr_void,\t\t\t0,\n\ 58 \t(xdrproc_t) xdr_void,\t\t\t0,\n"; 59 60 static char tbl_nproc[] = "int %s_nproc =\n\tsizeof(%s_table)/sizeof(%s_table[0]);\n\n"; 61 62 static void write_table(definition *); 63 static void printit(char *, char *); 64 65 void 66 write_tables() 67 { 68 definition *def; 69 list *l; 70 71 fprintf(fout, "\n"); 72 for (l = defined; l != NULL; l = l->next) { 73 def = (definition *) l->val; 74 if (def->def_kind == DEF_PROGRAM) 75 write_table(def); 76 } 77 } 78 79 static void 80 write_table(def) 81 definition *def; 82 { 83 version_list *vp; 84 proc_list *proc; 85 int current; 86 int expected; 87 char progvers[100]; 88 int warning; 89 90 for (vp = def->def.pr.versions; vp != NULL; vp = vp->next) { 91 warning = 0; 92 snprintf(progvers, sizeof progvers, "%s_%s", 93 locase(def->def_name), vp->vers_num); 94 /* print the table header */ 95 fprintf(fout, tbl_hdr, progvers); 96 97 if (nullproc(vp->procs)) { 98 expected = 0; 99 } else { 100 expected = 1; 101 fprintf(fout, null_entry); 102 } 103 for (proc = vp->procs; proc != NULL; proc = proc->next) { 104 current = atoi(proc->proc_num); 105 if (current != expected++) { 106 fprintf(fout, 107 "\n/*\n * WARNING: table out of order\n */\n"); 108 if (warning == 0) { 109 fprintf(stderr, 110 "WARNING %s table is out of order\n", 111 progvers); 112 warning = 1; 113 nonfatalerrors = 1; 114 } 115 expected = current + 1; 116 } 117 fprintf(fout, "\n\t(char *(*)())RPCGEN_ACTION("); 118 119 /* routine to invoke */ 120 if (!newstyle) 121 pvname_svc(proc->proc_name, vp->vers_num); 122 else { 123 if (newstyle) 124 fprintf(fout, "_"); /* calls internal func */ 125 pvname(proc->proc_name, vp->vers_num); 126 } 127 fprintf(fout, "),\n"); 128 129 /* argument info */ 130 if (proc->arg_num > 1) 131 printit((char*) NULL, proc->args.argname); 132 else 133 /* do we have to do something special for newstyle */ 134 printit(proc->args.decls->decl.prefix, 135 proc->args.decls->decl.type); 136 /* result info */ 137 printit(proc->res_prefix, proc->res_type); 138 } 139 140 /* print the table trailer */ 141 fprintf(fout, tbl_end); 142 fprintf(fout, tbl_nproc, progvers, progvers, progvers); 143 } 144 } 145 146 static void 147 printit(prefix, type) 148 char *prefix; 149 char *type; 150 { 151 int len, tabs; 152 153 len = fprintf(fout, "\txdr_%s,", stringfix(type)); 154 /* account for leading tab expansion */ 155 len += TABSIZE - 1; 156 /* round up to tabs required */ 157 tabs = (TABSTOP - len + TABSIZE - 1)/TABSIZE; 158 fprintf(fout, "%s", &tabstr[TABCOUNT-tabs]); 159 160 if (streq(type, "void")) { 161 fprintf(fout, "0"); 162 } else { 163 fprintf(fout, "sizeof ("); 164 /* XXX: should "follow" be 1 ??? */ 165 ptype(prefix, type, 0); 166 fprintf(fout, ")"); 167 } 168 fprintf(fout, ",\n"); 169 } 170