diff options
Diffstat (limited to 'sunrpc/rpc_clntout.c')
| -rw-r--r-- | sunrpc/rpc_clntout.c | 179 |
1 files changed, 138 insertions, 41 deletions
diff --git a/sunrpc/rpc_clntout.c b/sunrpc/rpc_clntout.c index 555681bd2a..7bfe491d9e 100644 --- a/sunrpc/rpc_clntout.c +++ b/sunrpc/rpc_clntout.c @@ -1,56 +1,68 @@ -/* @(#)rpc_clntout.c 2.1 88/08/01 4.0 RPCSRC */ /* * 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. - * + * 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 */ -#ifndef lint -static char sccsid[] = "@(#)rpc_clntout.c 1.2 87/06/24 (C) 1987 SMI"; -#endif + +/* + * From: @(#)rpc_clntout.c 1.11 89/02/22 (C) 1987 SMI + */ +char clntout_rcsid[] = + "$Id$"; /* * rpc_clntout.c, Client-stub outputter for the RPC protocol compiler * Copyright (C) 1987, Sun Microsytsems, Inc. */ #include <stdio.h> -#include <strings.h> +#include <string.h> +#include <rpc/types.h> #include "rpc_parse.h" #include "rpc_util.h" +#include "proto.h" #define DEFAULT_TIMEOUT 25 /* in seconds */ +static char RESULT[] = "clnt_res"; + +static void write_program(definition *def); +static void printbody(proc_list *proc); +static const char *ampr(const char *type); +static void printbody(proc_list *proc); + void -write_stubs() +write_stubs(void) { list *l; definition *def; - f_print(fout, - "\n/* Default timeout can be changed using clnt_control() */\n"); - f_print(fout, "static struct timeval TIMEOUT = { %d, 0 };\n", + f_print(fout, + "\n/* Default timeout can be changed using clnt_control() */\n"); + f_print(fout, "static struct timeval TIMEOUT = { %d, 0 };\n", DEFAULT_TIMEOUT); for (l = defined; l != NULL; l = l->next) { def = (definition *) l->val; @@ -60,10 +72,8 @@ write_stubs() } } - -static -write_program(def) - definition *def; +static void +write_program(definition *def) { version_list *vp; proc_list *proc; @@ -74,21 +84,73 @@ write_program(def) ptype(proc->res_prefix, proc->res_type, 1); f_print(fout, "*\n"); pvname(proc->proc_name, vp->vers_num); - f_print(fout, "(argp, clnt)\n"); - f_print(fout, "\t"); - ptype(proc->arg_prefix, proc->arg_type, 1); - f_print(fout, "*argp;\n"); - f_print(fout, "\tCLIENT *clnt;\n"); + printarglist( proc, "clnt", "CLIENT *" ); f_print(fout, "{\n"); printbody(proc); - f_print(fout, "}\n\n"); + f_print(fout, "}\n"); } } } -static char * -ampr(type) - char *type; +/* Writes out declarations of procedure's argument list. + In either ANSI C style, in one of old rpcgen style (pass by reference), + or new rpcgen style (multiple arguments, pass by value); + */ + +/* sample addargname = "clnt"; sample addargtype = "CLIENT * " */ + +void printarglist(proc_list *proc, + const char *addargname, const char *addargtype) +{ + + decl_list *l; + + if (!newstyle) { /* old style: always pass argument by reference */ + if (Cflag) { /* C++ style heading */ + f_print(fout, "("); + ptype(proc->args.decls->decl.prefix, proc->args.decls->decl.type, 1); + f_print(fout, "*argp, %s%s)\n", addargtype, addargname ); + } + else { + f_print(fout, "(argp, %s)\n", addargname); + f_print(fout, "\t"); + ptype(proc->args.decls->decl.prefix, proc->args.decls->decl.type, 1); + f_print(fout, "*argp;\n"); + } + } else if (streq( proc->args.decls->decl.type, "void")) { + /* newstyle, 0 argument */ + if( Cflag ) + f_print(fout, "(%s%s)\n", addargtype, addargname ); + else + f_print(fout, "(%s)\n", addargname); + } else { + /* new style, 1 or multiple arguments */ + if( !Cflag ) { + f_print(fout, "("); + for (l = proc->args.decls; l != NULL; l = l->next) + f_print(fout, "%s, ", l->decl.name); + f_print(fout, "%s)\n", addargname ); + for (l = proc->args.decls; l != NULL; l = l->next) { + pdeclaration(proc->args.argname, &l->decl, 1, ";\n" ); + } + } else { /* C++ style header */ + f_print(fout, "("); + for(l = proc->args.decls; l != NULL; l = l->next) { + pdeclaration(proc->args.argname, &l->decl, 0, ", " ); + } + f_print(fout, " %s%s)\n", addargtype, addargname ); + } + } + + if( !Cflag ) + f_print(fout, "\t%s%s;\n", addargtype, addargname ); +} + + + +static +const char * +ampr(const char *type) { if (isvectordef(type, REL_ALIAS)) { return (""); @@ -97,30 +159,65 @@ ampr(type) } } -static -printbody(proc) - proc_list *proc; +static void +printbody(proc_list *proc) { + decl_list *l; + bool_t args2 = (proc->arg_num > 1); +/* int i; */ + + /* For new style with multiple arguments, need a structure in which + to stuff the arguments. */ + if ( newstyle && args2) { + f_print(fout, "\t%s", proc->args.argname); + f_print(fout, " arg;\n"); + } f_print(fout, "\tstatic "); if (streq(proc->res_type, "void")) { f_print(fout, "char "); } else { ptype(proc->res_prefix, proc->res_type, 0); } - f_print(fout, "res;\n"); + f_print(fout, "%s;\n",RESULT); f_print(fout, "\n"); - f_print(fout, "\tbzero((char *)%sres, sizeof(res));\n", - ampr(proc->res_type)); - f_print(fout, - "\tif (clnt_call(clnt, %s, xdr_%s, argp, xdr_%s, %sres, TIMEOUT) != RPC_SUCCESS) {\n", - proc->proc_name, stringfix(proc->arg_type), - stringfix(proc->res_type), ampr(proc->res_type)); + f_print(fout, "\tmemset((char *)%s%s, 0, sizeof(%s));\n", + ampr(proc->res_type ), RESULT, RESULT); + if (newstyle && !args2 && (streq( proc->args.decls->decl.type, "void"))) { + /* newstyle, 0 arguments */ + f_print(fout, + "\tif (clnt_call(clnt, %s, xdr_void", proc->proc_name); + f_print(fout, + ", NULL, xdr_%s, %s,%s, TIMEOUT) != RPC_SUCCESS) {\n", + stringfix(proc->res_type), ampr(proc->res_type), RESULT); + + } else if ( newstyle && args2) { + /* newstyle, multiple arguments: stuff arguments into structure */ + for (l = proc->args.decls; l != NULL; l = l->next) { + f_print(fout, "\targ.%s = %s;\n", + l->decl.name, l->decl.name); + } + f_print(fout, + "\tif (clnt_call(clnt, %s, xdr_%s", proc->proc_name, + proc->args.argname); + f_print(fout, + ", &arg, xdr_%s, %s%s, TIMEOUT) != RPC_SUCCESS) {\n", + stringfix(proc->res_type), ampr(proc->res_type), RESULT); + } else { /* single argument, new or old style */ + f_print(fout, + "\tif (clnt_call(clnt, %s, xdr_%s, %s%s, xdr_%s, %s%s, TIMEOUT) != RPC_SUCCESS) {\n", + proc->proc_name, + stringfix(proc->args.decls->decl.type), + (newstyle ? "&" : ""), + (newstyle ? proc->args.decls->decl.name : "argp"), + stringfix(proc->res_type), ampr(proc->res_type),RESULT); + } f_print(fout, "\t\treturn (NULL);\n"); f_print(fout, "\t}\n"); if (streq(proc->res_type, "void")) { - f_print(fout, "\treturn ((void *)%sres);\n", - ampr(proc->res_type)); + f_print(fout, "\treturn ((void *)%s%s);\n", + ampr(proc->res_type),RESULT); } else { - f_print(fout, "\treturn (%sres);\n", ampr(proc->res_type)); + f_print(fout, "\treturn (%s%s);\n", ampr(proc->res_type),RESULT); } } + |