mirror of
https://sourceware.org/git/glibc.git
synced 2024-12-28 21:41:08 +00:00
337 lines
9.2 KiB
C
337 lines
9.2 KiB
C
/*
|
|
* From: @(#)rpc_sample.c 1.1 90/08/30
|
|
*
|
|
* 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_sample.c, Sample client-server code outputter for the RPC protocol compiler
|
|
*/
|
|
|
|
#include <stdio.h>
|
|
#include <string.h>
|
|
#include "rpc_parse.h"
|
|
#include "rpc_util.h"
|
|
#include "proto.h"
|
|
|
|
|
|
static const char RQSTP[] = "rqstp";
|
|
|
|
static void write_sample_client (const char *program_name, version_list * vp);
|
|
static void write_sample_server (definition * def);
|
|
static void return_type (proc_list * plist);
|
|
|
|
|
|
void
|
|
write_sample_svc (definition * def)
|
|
{
|
|
|
|
if (def->def_kind != DEF_PROGRAM)
|
|
return;
|
|
write_sample_server (def);
|
|
}
|
|
|
|
|
|
int
|
|
write_sample_clnt (definition * def)
|
|
{
|
|
version_list *vp;
|
|
int count = 0;
|
|
|
|
if (def->def_kind != DEF_PROGRAM)
|
|
return 0;
|
|
/* generate sample code for each version */
|
|
for (vp = def->def.pr.versions; vp != NULL; vp = vp->next)
|
|
{
|
|
write_sample_client (def->def_name, vp);
|
|
++count;
|
|
}
|
|
return count;
|
|
}
|
|
|
|
|
|
static void
|
|
write_sample_client (const char *program_name, version_list * vp)
|
|
{
|
|
proc_list *proc;
|
|
int i;
|
|
decl_list *l;
|
|
|
|
f_print (fout, "\n\nvoid\n");
|
|
pvname (program_name, vp->vers_num);
|
|
if (Cflag)
|
|
f_print (fout, "(char *host)\n{\n");
|
|
else
|
|
f_print (fout, "(host)\nchar *host;\n{\n");
|
|
f_print (fout, "\tCLIENT *clnt;\n");
|
|
|
|
i = 0;
|
|
for (proc = vp->procs; proc != NULL; proc = proc->next)
|
|
{
|
|
f_print (fout, "\t");
|
|
++i;
|
|
if (mtflag)
|
|
{
|
|
f_print (fout, "enum clnt_stat retval_%d;\n\t", i);
|
|
ptype (proc->res_prefix, proc->res_type, 1);
|
|
if (!streq (proc->res_type, "void"))
|
|
f_print (fout, "result_%d;\n", i);
|
|
else
|
|
fprintf (fout, "*result_%d;\n", i);
|
|
}
|
|
else
|
|
{
|
|
ptype (proc->res_prefix, proc->res_type, 1);
|
|
f_print (fout, " *result_%d;\n", i);
|
|
}
|
|
/* print out declarations for arguments */
|
|
if (proc->arg_num < 2 && !newstyle)
|
|
{
|
|
f_print (fout, "\t");
|
|
if (!streq (proc->args.decls->decl.type, "void"))
|
|
{
|
|
ptype (proc->args.decls->decl.prefix,
|
|
proc->args.decls->decl.type, 1);
|
|
f_print (fout, " ");
|
|
}
|
|
else
|
|
f_print (fout, "char *"); /* cannot have "void" type */
|
|
pvname (proc->proc_name, vp->vers_num);
|
|
f_print (fout, "_arg;\n");
|
|
}
|
|
else if (!streq (proc->args.decls->decl.type, "void"))
|
|
{
|
|
for (l = proc->args.decls; l != NULL; l = l->next)
|
|
{
|
|
f_print (fout, "\t");
|
|
ptype (l->decl.prefix, l->decl.type, 1);
|
|
if (strcmp (l->decl.type, "string") == 1)
|
|
f_print (fout, " ");
|
|
pvname (proc->proc_name, vp->vers_num);
|
|
f_print (fout, "_%s;\n", l->decl.name);
|
|
}
|
|
}
|
|
}
|
|
|
|
/* generate creation of client handle */
|
|
f_print(fout, "\n#ifndef\tDEBUG\n");
|
|
f_print (fout, "\tclnt = clnt_create (host, %s, %s, \"%s\");\n",
|
|
program_name, vp->vers_name, tirpcflag ? "netpath" : "udp");
|
|
f_print (fout, "\tif (clnt == NULL) {\n");
|
|
f_print (fout, "\t\tclnt_pcreateerror (host);\n");
|
|
f_print (fout, "\t\texit (1);\n\t}\n");
|
|
f_print(fout, "#endif\t/* DEBUG */\n\n");
|
|
|
|
/* generate calls to procedures */
|
|
i = 0;
|
|
for (proc = vp->procs; proc != NULL; proc = proc->next)
|
|
{
|
|
if (mtflag)
|
|
f_print(fout, "\tretval_%d = ",++i);
|
|
else
|
|
f_print (fout, "\tresult_%d = ", ++i);
|
|
pvname (proc->proc_name, vp->vers_num);
|
|
if (proc->arg_num < 2 && !newstyle)
|
|
{
|
|
f_print (fout, "(");
|
|
if (streq (proc->args.decls->decl.type, "void"))/* cast to void* */
|
|
f_print (fout, "(void*)");
|
|
f_print (fout, "&");
|
|
pvname (proc->proc_name, vp->vers_num);
|
|
if (mtflag)
|
|
f_print(fout, "_arg, &result_%d, clnt);\n", i);
|
|
else
|
|
f_print (fout, "_arg, clnt);\n");
|
|
}
|
|
else if (streq (proc->args.decls->decl.type, "void"))
|
|
{
|
|
if (mtflag)
|
|
f_print (fout, "(&result_%d, clnt);\n", i);
|
|
else
|
|
f_print (fout, "(clnt);\n");
|
|
}
|
|
else
|
|
{
|
|
f_print (fout, "(");
|
|
for (l = proc->args.decls; l != NULL; l = l->next)
|
|
{
|
|
pvname (proc->proc_name, vp->vers_num);
|
|
f_print (fout, "_%s, ", l->decl.name);
|
|
}
|
|
if (mtflag)
|
|
f_print(fout, "&result_%d, ", i);
|
|
f_print (fout, "clnt);\n");
|
|
}
|
|
if (mtflag)
|
|
{
|
|
f_print(fout, "\tif (retval_%d != RPC_SUCCESS) {\n", i);
|
|
}
|
|
else
|
|
{
|
|
f_print(fout, "\tif (result_%d == (", i);
|
|
ptype(proc->res_prefix, proc->res_type, 1);
|
|
f_print(fout, "*) NULL) {\n");
|
|
}
|
|
f_print(fout, "\t\tclnt_perror (clnt, \"call failed\");\n");
|
|
f_print(fout, "\t}\n");
|
|
}
|
|
|
|
f_print (fout, "#ifndef\tDEBUG\n");
|
|
f_print (fout, "\tclnt_destroy (clnt);\n");
|
|
f_print (fout, "#endif\t /* DEBUG */\n");
|
|
f_print (fout, "}\n");
|
|
}
|
|
|
|
static void
|
|
write_sample_server (definition * def)
|
|
{
|
|
version_list *vp;
|
|
proc_list *proc;
|
|
|
|
for (vp = def->def.pr.versions; vp != NULL; vp = vp->next)
|
|
{
|
|
for (proc = vp->procs; proc != NULL; proc = proc->next)
|
|
{
|
|
f_print (fout, "\n");
|
|
if (!mtflag)
|
|
{
|
|
return_type (proc);
|
|
f_print (fout, "*\n");
|
|
}
|
|
else
|
|
f_print (fout, "bool_t\n");
|
|
if (Cflag || mtflag)
|
|
pvname_svc (proc->proc_name, vp->vers_num);
|
|
else
|
|
pvname(proc->proc_name, vp->vers_num);
|
|
printarglist(proc, "result", RQSTP, "struct svc_req *");
|
|
f_print(fout, "{\n");
|
|
if (!mtflag)
|
|
{
|
|
f_print(fout, "\tstatic ");
|
|
if(!streq(proc->res_type, "void"))
|
|
return_type(proc);
|
|
else
|
|
f_print(fout, "char *");
|
|
/* cannot have void type */
|
|
/* f_print(fout, " result;\n", proc->res_type); */
|
|
f_print(fout, " result;\n");
|
|
}
|
|
else
|
|
f_print(fout, "\tbool_t retval;\n");
|
|
fprintf (fout, "\n\t/*\n\t * insert server code here\n\t */\n\n");
|
|
|
|
if (!mtflag)
|
|
{
|
|
if (!streq(proc->res_type, "void"))
|
|
f_print(fout, "\treturn &result;\n}\n");
|
|
else /* cast back to void * */
|
|
f_print(fout, "\treturn (void *) &result;\n}\n");
|
|
}
|
|
else
|
|
f_print(fout, "\treturn retval;\n}\n");
|
|
}
|
|
|
|
/* put in sample freeing routine */
|
|
if (mtflag)
|
|
{
|
|
f_print(fout, "\nint\n");
|
|
pvname(def->def_name, vp->vers_num);
|
|
if (Cflag)
|
|
f_print(fout,"_freeresult (SVCXPRT *transp, xdrproc_t xdr_result, caddr_t result)\n");
|
|
else
|
|
{
|
|
f_print(fout,"_freeresult (transp, xdr_result, result)\n");
|
|
f_print(fout,"\tSVCXPRT *transp;\n");
|
|
f_print(fout,"\txdrproc_t xdr_result;\n");
|
|
f_print(fout,"\tcaddr_t result;\n");
|
|
}
|
|
f_print(fout, "{\n");
|
|
f_print(fout, "\txdr_free (xdr_result, result);\n");
|
|
f_print(fout,
|
|
"\n\t/*\n\t * Insert additional freeing code here, if needed\n\t */\n");
|
|
f_print(fout, "\n\treturn 1;\n}\n");
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
return_type (proc_list * plist)
|
|
{
|
|
ptype (plist->res_prefix, plist->res_type, 1);
|
|
}
|
|
|
|
void
|
|
add_sample_msg (void)
|
|
{
|
|
f_print (fout, "/*\n");
|
|
f_print (fout, " * This is sample code generated by rpcgen.\n");
|
|
f_print (fout, " * These are only templates and you can use them\n");
|
|
f_print (fout, " * as a guideline for developing your own functions.\n");
|
|
f_print (fout, " */\n\n");
|
|
}
|
|
|
|
void
|
|
write_sample_clnt_main (void)
|
|
{
|
|
list *l;
|
|
definition *def;
|
|
version_list *vp;
|
|
|
|
f_print (fout, "\n\n");
|
|
if (Cflag)
|
|
f_print (fout, "int\nmain (int argc, char *argv[])\n{\n");
|
|
else
|
|
f_print (fout, "int\nmain (argc, argv)\nint argc;\nchar *argv[];\n{\n");
|
|
|
|
f_print (fout, "\tchar *host;");
|
|
f_print (fout, "\n\n\tif (argc < 2) {");
|
|
f_print (fout, "\n\t\tprintf (\"usage: %%s server_host\\n\", argv[0]);\n");
|
|
f_print (fout, "\t\texit (1);\n\t}");
|
|
f_print (fout, "\n\thost = argv[1];\n");
|
|
|
|
for (l = defined; l != NULL; l = l->next)
|
|
{
|
|
def = l->val;
|
|
if (def->def_kind != DEF_PROGRAM)
|
|
{
|
|
continue;
|
|
}
|
|
for (vp = def->def.pr.versions; vp != NULL; vp = vp->next)
|
|
{
|
|
f_print (fout, "\t");
|
|
pvname (def->def_name, vp->vers_num);
|
|
f_print (fout, " (host);\n");
|
|
}
|
|
}
|
|
f_print (fout, "exit (0);\n}\n");
|
|
}
|