diff options
Diffstat (limited to 'tools/rpcgen/rpc_tblout.c')
| -rw-r--r-- | tools/rpcgen/rpc_tblout.c | 178 |
1 files changed, 178 insertions, 0 deletions
diff --git a/tools/rpcgen/rpc_tblout.c b/tools/rpcgen/rpc_tblout.c new file mode 100644 index 0000000..a7d2f43 --- /dev/null +++ b/tools/rpcgen/rpc_tblout.c @@ -0,0 +1,178 @@ +/* + * From: @(#)rpc_tblout.c 1.4 89/02/22 + * + * 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_tblout.c, Dispatch table outputter for the RPC protocol compiler + */ +#include <stdio.h> +#include <string.h> +#include "rpc_parse.h" +#include "rpc_util.h" +#include "proto.h" + +#define TABSIZE 8 +#define TABCOUNT 5 +#define TABSTOP (TABSIZE*TABCOUNT) + +static const char tabstr[TABCOUNT + 1] = "\t\t\t\t\t"; + +static const char tbl_hdr[] = "struct rpcgen_table %s_table[] = {\n"; +static const char tbl_end[] = "};\n"; + +static const char null_entry[] = "\n\t(char *(*)())0,\n\ + \t(xdrproc_t) xdr_void,\t\t\t0,\n\ + \t(xdrproc_t) xdr_void,\t\t\t0,\n"; + + +static const char tbl_nproc[] = "int %s_nproc =\n\tsizeof(%s_table)/sizeof(%s_table[0]);\n\n"; + +static void write_table (const definition * def); +static void printit (const char *prefix, const char *type); + +void +write_tables (void) +{ + list *l; + definition *def; + + f_print (fout, "\n"); + for (l = defined; l != NULL; l = l->next) + { + def = (definition *) l->val; + if (def->def_kind == DEF_PROGRAM) + { + write_table (def); + } + } +} + +static void +write_table (const definition * def) +{ + version_list *vp; + proc_list *proc; + int current; + int expected; + char progvers[100]; + int warning; + + for (vp = def->def.pr.versions; vp != NULL; vp = vp->next) + { + warning = 0; + s_print (progvers, "%s_%s", + locase (def->def_name), vp->vers_num); + /* print the table header */ + f_print (fout, tbl_hdr, progvers); + + if (nullproc (vp->procs)) + { + expected = 0; + } + else + { + expected = 1; + f_print (fout, null_entry); + } + for (proc = vp->procs; proc != NULL; proc = proc->next) + { + current = atoi (proc->proc_num); + if (current != expected++) + { + f_print (fout, + "\n/*\n * WARNING: table out of order\n */\n"); + if (warning == 0) + { + f_print (stderr, + "WARNING %s table is out of order\n", + progvers); + warning = 1; + nonfatalerrors = 1; + } + expected = current + 1; + } + f_print (fout, "\n\t(char *(*)())RPCGEN_ACTION("); + + /* routine to invoke */ + if (Cflag && !newstyle) + pvname_svc (proc->proc_name, vp->vers_num); + else + { + if (newstyle) + f_print (fout, "_"); /* calls internal func */ + pvname (proc->proc_name, vp->vers_num); + } + f_print (fout, "),\n"); + + /* argument info */ + if (proc->arg_num > 1) + printit ((char *) NULL, proc->args.argname); + else + /* do we have to do something special for newstyle */ + printit (proc->args.decls->decl.prefix, + proc->args.decls->decl.type); + /* result info */ + printit (proc->res_prefix, proc->res_type); + } + + /* print the table trailer */ + f_print (fout, tbl_end); + f_print (fout, tbl_nproc, progvers, progvers, progvers); + } +} + +static void +printit (const char *prefix, const char *type) +{ + int len; + int tabs; + + + len = fprintf (fout, "\txdr_%s,", stringfix (type)); + /* account for leading tab expansion */ + len += TABSIZE - 1; + /* round up to tabs required */ + tabs = (TABSTOP - len + TABSIZE - 1) / TABSIZE; + f_print (fout, "%s", &tabstr[TABCOUNT - tabs]); + + if (streq (type, "void")) + { + f_print (fout, "0"); + } + else + { + f_print (fout, "sizeof ( "); + /* XXX: should "follow" be 1 ??? */ + ptype (prefix, type, 0); + f_print (fout, ")"); + } + f_print (fout, ",\n"); +} |