diff options
Diffstat (limited to 'REORG.TODO/sunrpc/rpc_sample.c')
| -rw-r--r-- | REORG.TODO/sunrpc/rpc_sample.c | 336 |
1 files changed, 336 insertions, 0 deletions
diff --git a/REORG.TODO/sunrpc/rpc_sample.c b/REORG.TODO/sunrpc/rpc_sample.c new file mode 100644 index 0000000000..e90b58c080 --- /dev/null +++ b/REORG.TODO/sunrpc/rpc_sample.c @@ -0,0 +1,336 @@ +/* + * 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"); +} |