diff options
Diffstat (limited to 'sunrpc/rpc_sample.c')
| -rw-r--r-- | sunrpc/rpc_sample.c | 253 |
1 files changed, 253 insertions, 0 deletions
diff --git a/sunrpc/rpc_sample.c b/sunrpc/rpc_sample.c new file mode 100644 index 0000000000..a5551d94c1 --- /dev/null +++ b/sunrpc/rpc_sample.c @@ -0,0 +1,253 @@ +/* + * Sun RPC is a product of Sun Microsystems, Inc. and is provided for + * unrestricted use provided that this legend is included on all tape + * media and as a part of the software program in whole or part. Users + * may copy or modify Sun RPC without charge, but are not authorized + * to license or distribute it to anyone else except as part of a product or + * program developed by the user or with the express written consent of + * Sun Microsystems, Inc. + * + * SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE + * WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR + * PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE. + * + * Sun RPC is provided with no support and without any obligation on the + * part of Sun Microsystems, Inc. to assist in its use, correction, + * modification or enhancement. + * + * SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE + * INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC + * OR ANY PART THEREOF. + * + * In no event will Sun Microsystems, Inc. be liable for any lost revenue + * or profits or other special, indirect and consequential damages, even if + * Sun has been advised of the possibility of such damages. + * + * Sun Microsystems, Inc. + * 2550 Garcia Avenue + * Mountain View, California 94043 + */ + +/* + * From: @(#)rpc_sample.c 1.1 90/08/30 (C) 1987 SMI + */ +char sample_rcsid[] = + "$Id$"; + +/* + * 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 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"); + 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); + else + f_print(fout, "char* "); /* cannot have "void" type */ + f_print(fout, " "); + 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); + f_print( fout, " "); + pvname( proc->proc_name, vp->vers_num ); + f_print(fout, "_%s;\n", l->decl.name ); +/* pdeclaration(proc->args.argname, &l->decl, 1, ";\n" );*/ + } + } + } + + /* generate creation of client handle */ + 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"); + + /* generate calls to procedures */ + i = 0; + for (proc = vp->procs; proc != NULL; proc = proc->next) { + 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 ); + f_print(fout, "_arg, clnt);\n"); + } else if (streq( proc->args.decls->decl.type, "void")) { + 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); + } + f_print(fout, "clnt);\n"); + } + f_print(fout, "\tif (result_%d == NULL) {\n", i); + f_print(fout, "\t\tclnt_perror(clnt, \"call failed:\");\n"); + f_print(fout, "\t}\n"); + } + + f_print(fout, "\tclnt_destroy( clnt );\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( Cflag ) + f_print( fout, "extern \"C\"{\n"); +*/ + return_type(proc); + f_print(fout, "* \n"); + if( Cflag ) + pvname_svc(proc->proc_name, vp->vers_num); + else + pvname(proc->proc_name, vp->vers_num); + printarglist( proc, RQSTP, "struct svc_req *" ); + + f_print(fout, "{\n"); + f_print(fout, "\n\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, + "\n\t/*\n\t * insert server code here\n\t */\n\n"); + 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"); +/* if( Cflag) + f_print( fout, "};\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,"main( int argc, char* argv[] )\n{\n" ); + else + f_print(fout, "main(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, "}\n"); +} |