Annotation of src/usr.bin/rpcgen/rpc_tblout.c, Revision 1.13
1.13 ! millert 1: /* $OpenBSD: rpc_tblout.c,v 1.12 2009/10/27 23:59:42 deraadt Exp $ */
1.1 deraadt 2: /* $NetBSD: rpc_tblout.c,v 1.3 1995/06/24 15:00:15 pk Exp $ */
1.13 ! millert 3:
1.1 deraadt 4: /*
1.13 ! millert 5: * Copyright (c) 2010, Oracle America, Inc.
1.1 deraadt 6: *
1.13 ! millert 7: * Redistribution and use in source and binary forms, with or without
! 8: * modification, are permitted provided that the following conditions are
! 9: * met:
1.1 deraadt 10: *
1.13 ! millert 11: * * Redistributions of source code must retain the above copyright
! 12: * notice, this list of conditions and the following disclaimer.
! 13: * * Redistributions in binary form must reproduce the above
! 14: * copyright notice, this list of conditions and the following
! 15: * disclaimer in the documentation and/or other materials
! 16: * provided with the distribution.
! 17: * * Neither the name of the "Oracle America, Inc." nor the names of its
! 18: * contributors may be used to endorse or promote products derived
! 19: * from this software without specific prior written permission.
1.1 deraadt 20: *
1.13 ! millert 21: * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
! 22: * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
! 23: * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
! 24: * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
! 25: * COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
! 26: * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
! 27: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
! 28: * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
! 29: * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
! 30: * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
! 31: * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
! 32: * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
1.1 deraadt 33: */
34:
35: /*
36: * rpc_tblout.c, Dispatch table outputter for the RPC protocol compiler
37: */
38: #include <sys/cdefs.h>
39: #include <stdio.h>
1.10 deraadt 40: #include <stdlib.h>
1.1 deraadt 41: #include <string.h>
42: #include "rpc_parse.h"
43: #include "rpc_util.h"
44:
45: #define TABSIZE 8
46: #define TABCOUNT 5
47: #define TABSTOP (TABSIZE*TABCOUNT)
48:
49: static char tabstr[TABCOUNT+1] = "\t\t\t\t\t";
50:
51: static char tbl_hdr[] = "struct rpcgen_table %s_table[] = {\n";
52: static char tbl_end[] = "};\n";
53:
54: static char null_entry[] = "\n\t(char *(*)())0,\n\
1.7 deraadt 55: \t(xdrproc_t) xdr_void,\t\t\t0,\n\
56: \t(xdrproc_t) xdr_void,\t\t\t0,\n";
1.1 deraadt 57:
58: static char tbl_nproc[] = "int %s_nproc =\n\tsizeof(%s_table)/sizeof(%s_table[0]);\n\n";
59:
1.8 millert 60: static void write_table(definition *);
61: static void printit(char *, char *);
1.1 deraadt 62:
63: void
64: write_tables()
65: {
1.7 deraadt 66: definition *def;
1.6 deraadt 67: list *l;
1.1 deraadt 68:
1.9 deraadt 69: fprintf(fout, "\n");
1.1 deraadt 70: for (l = defined; l != NULL; l = l->next) {
71: def = (definition *) l->val;
1.7 deraadt 72: if (def->def_kind == DEF_PROGRAM)
1.1 deraadt 73: write_table(def);
74: }
75: }
76:
1.7 deraadt 77: static void
1.1 deraadt 78: write_table(def)
79: definition *def;
80: {
81: version_list *vp;
82: proc_list *proc;
83: int current;
84: int expected;
85: char progvers[100];
86: int warning;
87:
88: for (vp = def->def.pr.versions; vp != NULL; vp = vp->next) {
89: warning = 0;
1.9 deraadt 90: snprintf(progvers, sizeof progvers, "%s_%s",
1.1 deraadt 91: locase(def->def_name), vp->vers_num);
92: /* print the table header */
1.9 deraadt 93: fprintf(fout, tbl_hdr, progvers);
1.1 deraadt 94:
95: if (nullproc(vp->procs)) {
96: expected = 0;
97: } else {
98: expected = 1;
1.9 deraadt 99: fprintf(fout, null_entry);
1.1 deraadt 100: }
101: for (proc = vp->procs; proc != NULL; proc = proc->next) {
102: current = atoi(proc->proc_num);
103: if (current != expected++) {
1.9 deraadt 104: fprintf(fout,
1.7 deraadt 105: "\n/*\n * WARNING: table out of order\n */\n");
1.1 deraadt 106: if (warning == 0) {
1.9 deraadt 107: fprintf(stderr,
1.7 deraadt 108: "WARNING %s table is out of order\n",
1.1 deraadt 109: progvers);
110: warning = 1;
111: nonfatalerrors = 1;
112: }
113: expected = current + 1;
114: }
1.9 deraadt 115: fprintf(fout, "\n\t(char *(*)())RPCGEN_ACTION(");
1.1 deraadt 116:
117: /* routine to invoke */
1.7 deraadt 118: if (!newstyle)
119: pvname_svc(proc->proc_name, vp->vers_num);
1.1 deraadt 120: else {
1.7 deraadt 121: if (newstyle)
1.9 deraadt 122: fprintf(fout, "_"); /* calls internal func */
1.7 deraadt 123: pvname(proc->proc_name, vp->vers_num);
1.1 deraadt 124: }
1.9 deraadt 125: fprintf(fout, "),\n");
1.1 deraadt 126:
127: /* argument info */
1.7 deraadt 128: if (proc->arg_num > 1)
129: printit((char*) NULL, proc->args.argname);
130: else
131: /* do we have to do something special for newstyle */
132: printit(proc->args.decls->decl.prefix,
133: proc->args.decls->decl.type);
1.1 deraadt 134: /* result info */
135: printit(proc->res_prefix, proc->res_type);
136: }
137:
138: /* print the table trailer */
1.9 deraadt 139: fprintf(fout, tbl_end);
140: fprintf(fout, tbl_nproc, progvers, progvers, progvers);
1.1 deraadt 141: }
142: }
143:
1.7 deraadt 144: static void
1.1 deraadt 145: printit(prefix, type)
146: char *prefix;
147: char *type;
148: {
1.7 deraadt 149: int len, tabs;
1.1 deraadt 150:
1.10 deraadt 151: len = fprintf(fout, "\txdr_%s,", stringfix(type));
1.1 deraadt 152: /* account for leading tab expansion */
153: len += TABSIZE - 1;
154: /* round up to tabs required */
155: tabs = (TABSTOP - len + TABSIZE - 1)/TABSIZE;
1.9 deraadt 156: fprintf(fout, "%s", &tabstr[TABCOUNT-tabs]);
1.1 deraadt 157:
158: if (streq(type, "void")) {
1.9 deraadt 159: fprintf(fout, "0");
1.1 deraadt 160: } else {
1.9 deraadt 161: fprintf(fout, "sizeof (");
1.1 deraadt 162: /* XXX: should "follow" be 1 ??? */
163: ptype(prefix, type, 0);
1.9 deraadt 164: fprintf(fout, ")");
1.1 deraadt 165: }
1.9 deraadt 166: fprintf(fout, ",\n");
1.1 deraadt 167: }
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