610 lines
13 KiB
C
610 lines
13 KiB
C
/*
|
|
* 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_hout.c 1.12 89/02/22 (C) 1987 SMI
|
|
*/
|
|
|
|
/*
|
|
* rpc_hout.c, Header file outputter for the RPC protocol compiler
|
|
*/
|
|
#include <stdio.h>
|
|
#include <ctype.h>
|
|
#include "rpc_parse.h"
|
|
#include "rpc_util.h"
|
|
#include "proto.h"
|
|
|
|
static void pconstdef (definition * def);
|
|
static void pargdef (definition * def);
|
|
static void pstructdef (definition * def);
|
|
static void puniondef (definition * def);
|
|
static void pdefine (const char *name, const char *num);
|
|
static int define_printed (proc_list * stop, version_list * start);
|
|
static void pprogramdef (definition * def);
|
|
static void parglist (proc_list * proc, const char *addargtype);
|
|
static void penumdef (definition * def);
|
|
static void ptypedef (definition * def);
|
|
static int undefined2 (const char *type, const char *stop);
|
|
|
|
/* store away enough information to allow the XDR functions to be spat
|
|
out at the end of the file */
|
|
|
|
static void
|
|
storexdrfuncdecl (const char *name, int pointerp)
|
|
{
|
|
xdrfunc * xdrptr;
|
|
|
|
xdrptr = (xdrfunc *) malloc(sizeof (struct xdrfunc));
|
|
|
|
xdrptr->name = (char *)name;
|
|
xdrptr->pointerp = pointerp;
|
|
xdrptr->next = NULL;
|
|
|
|
if (xdrfunc_tail == NULL)
|
|
{
|
|
xdrfunc_head = xdrptr;
|
|
xdrfunc_tail = xdrptr;
|
|
}
|
|
else
|
|
{
|
|
xdrfunc_tail->next = xdrptr;
|
|
xdrfunc_tail = xdrptr;
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Print the C-version of an xdr definition
|
|
*/
|
|
void
|
|
print_datadef (definition *def)
|
|
{
|
|
|
|
if (def->def_kind == DEF_PROGRAM) /* handle data only */
|
|
return;
|
|
|
|
if (def->def_kind != DEF_CONST)
|
|
{
|
|
f_print (fout, "\n");
|
|
}
|
|
switch (def->def_kind)
|
|
{
|
|
case DEF_STRUCT:
|
|
pstructdef (def);
|
|
break;
|
|
case DEF_UNION:
|
|
puniondef (def);
|
|
break;
|
|
case DEF_ENUM:
|
|
penumdef (def);
|
|
break;
|
|
case DEF_TYPEDEF:
|
|
ptypedef (def);
|
|
break;
|
|
case DEF_PROGRAM:
|
|
pprogramdef (def);
|
|
break;
|
|
case DEF_CONST:
|
|
pconstdef (def);
|
|
break;
|
|
}
|
|
if (def->def_kind != DEF_PROGRAM && def->def_kind != DEF_CONST)
|
|
{
|
|
storexdrfuncdecl(def->def_name,
|
|
def->def_kind != DEF_TYPEDEF ||
|
|
!isvectordef(def->def.ty.old_type,
|
|
def->def.ty.rel));
|
|
}
|
|
}
|
|
|
|
|
|
void
|
|
print_funcdef (definition *def)
|
|
{
|
|
switch (def->def_kind)
|
|
{
|
|
case DEF_PROGRAM:
|
|
f_print (fout, "\n");
|
|
pprogramdef (def);
|
|
break;
|
|
default:
|
|
break;
|
|
/* ?... shouldn't happen I guess */
|
|
}
|
|
}
|
|
|
|
void
|
|
print_xdr_func_def (char *name, int pointerp, int i)
|
|
{
|
|
if (i == 2)
|
|
{
|
|
f_print (fout, "extern bool_t xdr_%s ();\n", name);
|
|
return;
|
|
}
|
|
else
|
|
f_print(fout, "extern bool_t xdr_%s (XDR *, %s%s);\n", name,
|
|
name, pointerp ? "*" : "");
|
|
}
|
|
|
|
static void
|
|
pconstdef (definition *def)
|
|
{
|
|
pdefine (def->def_name, def->def.co);
|
|
}
|
|
|
|
/* print out the definitions for the arguments of functions in the
|
|
header file
|
|
*/
|
|
static void
|
|
pargdef (definition * def)
|
|
{
|
|
decl_list *l;
|
|
version_list *vers;
|
|
const char *name;
|
|
proc_list *plist;
|
|
|
|
for (vers = def->def.pr.versions; vers != NULL; vers = vers->next)
|
|
{
|
|
for (plist = vers->procs; plist != NULL;
|
|
plist = plist->next)
|
|
{
|
|
|
|
if (!newstyle || plist->arg_num < 2)
|
|
{
|
|
continue; /* old style or single args */
|
|
}
|
|
name = plist->args.argname;
|
|
f_print (fout, "struct %s {\n", name);
|
|
for (l = plist->args.decls;
|
|
l != NULL; l = l->next)
|
|
{
|
|
pdeclaration (name, &l->decl, 1, ";\n");
|
|
}
|
|
f_print (fout, "};\n");
|
|
f_print (fout, "typedef struct %s %s;\n", name, name);
|
|
storexdrfuncdecl (name, 1);
|
|
f_print (fout, "\n");
|
|
}
|
|
}
|
|
|
|
}
|
|
|
|
static void
|
|
pstructdef (definition *def)
|
|
{
|
|
decl_list *l;
|
|
const char *name = def->def_name;
|
|
|
|
f_print (fout, "struct %s {\n", name);
|
|
for (l = def->def.st.decls; l != NULL; l = l->next)
|
|
{
|
|
pdeclaration (name, &l->decl, 1, ";\n");
|
|
}
|
|
f_print (fout, "};\n");
|
|
f_print (fout, "typedef struct %s %s;\n", name, name);
|
|
}
|
|
|
|
static void
|
|
puniondef (definition *def)
|
|
{
|
|
case_list *l;
|
|
const char *name = def->def_name;
|
|
declaration *decl;
|
|
|
|
f_print (fout, "struct %s {\n", name);
|
|
decl = &def->def.un.enum_decl;
|
|
if (streq (decl->type, "bool"))
|
|
{
|
|
f_print (fout, "\tbool_t %s;\n", decl->name);
|
|
}
|
|
else
|
|
{
|
|
f_print (fout, "\t%s %s;\n", decl->type, decl->name);
|
|
}
|
|
f_print (fout, "\tunion {\n");
|
|
for (l = def->def.un.cases; l != NULL; l = l->next)
|
|
{
|
|
if (l->contflag == 0)
|
|
pdeclaration (name, &l->case_decl, 2, ";\n");
|
|
}
|
|
decl = def->def.un.default_decl;
|
|
if (decl && !streq (decl->type, "void"))
|
|
{
|
|
pdeclaration (name, decl, 2, ";\n");
|
|
}
|
|
f_print (fout, "\t} %s_u;\n", name);
|
|
f_print (fout, "};\n");
|
|
f_print (fout, "typedef struct %s %s;\n", name, name);
|
|
}
|
|
|
|
static void
|
|
pdefine (const char *name, const char *num)
|
|
{
|
|
f_print (fout, "#define %s %s\n", name, num);
|
|
}
|
|
|
|
static int
|
|
define_printed (proc_list *stop, version_list *start)
|
|
{
|
|
version_list *vers;
|
|
proc_list *proc;
|
|
|
|
for (vers = start; vers != NULL; vers = vers->next)
|
|
{
|
|
for (proc = vers->procs; proc != NULL; proc = proc->next)
|
|
{
|
|
if (proc == stop)
|
|
{
|
|
return 0;
|
|
}
|
|
else if (streq (proc->proc_name, stop->proc_name))
|
|
{
|
|
return 1;
|
|
}
|
|
}
|
|
}
|
|
abort ();
|
|
/* NOTREACHED */
|
|
}
|
|
|
|
static void
|
|
pfreeprocdef (const char *name, const char *vers, int mode)
|
|
{
|
|
f_print (fout, "extern int ");
|
|
pvname (name, vers);
|
|
if (mode == 1)
|
|
f_print (fout,"_freeresult (SVCXPRT *, xdrproc_t, caddr_t);\n");
|
|
else
|
|
f_print (fout,"_freeresult ();\n");
|
|
}
|
|
|
|
static void
|
|
pprogramdef (definition *def)
|
|
{
|
|
version_list *vers;
|
|
proc_list *proc;
|
|
int i;
|
|
const char *ext;
|
|
|
|
pargdef (def);
|
|
|
|
pdefine (def->def_name, def->def.pr.prog_num);
|
|
for (vers = def->def.pr.versions; vers != NULL; vers = vers->next)
|
|
{
|
|
if (tblflag)
|
|
{
|
|
f_print (fout, "extern struct rpcgen_table %s_%s_table[];\n",
|
|
locase (def->def_name), vers->vers_num);
|
|
f_print (fout, "extern %s_%s_nproc;\n",
|
|
locase (def->def_name), vers->vers_num);
|
|
}
|
|
pdefine (vers->vers_name, vers->vers_num);
|
|
|
|
/*
|
|
* Print out 2 definitions, one for ANSI-C, another for
|
|
* old K & R C
|
|
*/
|
|
|
|
if(!Cflag)
|
|
{
|
|
ext = "extern ";
|
|
for (proc = vers->procs; proc != NULL;
|
|
proc = proc->next)
|
|
{
|
|
if (!define_printed(proc, def->def.pr.versions))
|
|
{
|
|
pdefine (proc->proc_name, proc->proc_num);
|
|
}
|
|
f_print (fout, "%s", ext);
|
|
pprocdef (proc, vers, NULL, 0, 2);
|
|
|
|
if (mtflag)
|
|
{
|
|
f_print(fout, "%s", ext);
|
|
pprocdef (proc, vers, NULL, 1, 2);
|
|
}
|
|
}
|
|
pfreeprocdef (def->def_name, vers->vers_num, 2);
|
|
}
|
|
else
|
|
{
|
|
for (i = 1; i < 3; i++)
|
|
{
|
|
if (i == 1)
|
|
{
|
|
f_print (fout, "\n#if defined(__STDC__) || defined(__cplusplus)\n");
|
|
ext = "extern ";
|
|
}
|
|
else
|
|
{
|
|
f_print (fout, "\n#else /* K&R C */\n");
|
|
ext = "extern ";
|
|
}
|
|
|
|
for (proc = vers->procs; proc != NULL; proc = proc->next)
|
|
{
|
|
if (!define_printed(proc, def->def.pr.versions))
|
|
{
|
|
pdefine(proc->proc_name, proc->proc_num);
|
|
}
|
|
f_print (fout, "%s", ext);
|
|
pprocdef (proc, vers, "CLIENT *", 0, i);
|
|
f_print (fout, "%s", ext);
|
|
pprocdef (proc, vers, "struct svc_req *", 1, i);
|
|
}
|
|
pfreeprocdef (def->def_name, vers->vers_num, i);
|
|
}
|
|
f_print (fout, "#endif /* K&R C */\n");
|
|
}
|
|
}
|
|
}
|
|
|
|
void
|
|
pprocdef (proc_list * proc, version_list * vp,
|
|
const char *addargtype, int server_p, int mode)
|
|
{
|
|
if (mtflag)
|
|
{/* Print MT style stubs */
|
|
if (server_p)
|
|
f_print (fout, "bool_t ");
|
|
else
|
|
f_print (fout, "enum clnt_stat ");
|
|
}
|
|
else
|
|
{
|
|
ptype (proc->res_prefix, proc->res_type, 1);
|
|
f_print (fout, "* ");
|
|
}
|
|
if (server_p)
|
|
pvname_svc (proc->proc_name, vp->vers_num);
|
|
else
|
|
pvname (proc->proc_name, vp->vers_num);
|
|
|
|
/*
|
|
* mode 1 = ANSI-C, mode 2 = K&R C
|
|
*/
|
|
if (mode == 1)
|
|
parglist (proc, addargtype);
|
|
else
|
|
f_print (fout, "();\n");
|
|
}
|
|
|
|
/* print out argument list of procedure */
|
|
static void
|
|
parglist (proc_list *proc, const char *addargtype)
|
|
{
|
|
decl_list *dl;
|
|
|
|
f_print(fout,"(");
|
|
if (proc->arg_num < 2 && newstyle &&
|
|
streq (proc->args.decls->decl.type, "void"))
|
|
{
|
|
/* 0 argument in new style: do nothing */
|
|
}
|
|
else
|
|
{
|
|
for (dl = proc->args.decls; dl != NULL; dl = dl->next)
|
|
{
|
|
ptype (dl->decl.prefix, dl->decl.type, 1);
|
|
if (!newstyle)
|
|
f_print (fout, "*"); /* old style passes by reference */
|
|
|
|
f_print (fout, ", ");
|
|
}
|
|
}
|
|
if (mtflag)
|
|
{
|
|
ptype(proc->res_prefix, proc->res_type, 1);
|
|
f_print(fout, "*, ");
|
|
}
|
|
|
|
f_print (fout, "%s);\n", addargtype);
|
|
}
|
|
|
|
static void
|
|
penumdef (definition *def)
|
|
{
|
|
const char *name = def->def_name;
|
|
enumval_list *l;
|
|
const char *last = NULL;
|
|
int count = 0;
|
|
|
|
f_print (fout, "enum %s {\n", name);
|
|
for (l = def->def.en.vals; l != NULL; l = l->next)
|
|
{
|
|
f_print (fout, "\t%s", l->name);
|
|
if (l->assignment)
|
|
{
|
|
f_print (fout, " = %s", l->assignment);
|
|
last = l->assignment;
|
|
count = 1;
|
|
}
|
|
else
|
|
{
|
|
if (last == NULL)
|
|
{
|
|
f_print (fout, " = %d", count++);
|
|
}
|
|
else
|
|
{
|
|
f_print (fout, " = %s + %d", last, count++);
|
|
}
|
|
}
|
|
f_print (fout, ",\n");
|
|
}
|
|
f_print (fout, "};\n");
|
|
f_print (fout, "typedef enum %s %s;\n", name, name);
|
|
}
|
|
|
|
static void
|
|
ptypedef (definition *def)
|
|
{
|
|
const char *name = def->def_name;
|
|
const char *old = def->def.ty.old_type;
|
|
char prefix[8]; /* enough to contain "struct ", including NUL */
|
|
relation rel = def->def.ty.rel;
|
|
|
|
if (!streq (name, old))
|
|
{
|
|
if (streq (old, "string"))
|
|
{
|
|
old = "char";
|
|
rel = REL_POINTER;
|
|
}
|
|
else if (streq (old, "opaque"))
|
|
{
|
|
old = "char";
|
|
}
|
|
else if (streq (old, "bool"))
|
|
{
|
|
old = "bool_t";
|
|
}
|
|
if (undefined2 (old, name) && def->def.ty.old_prefix)
|
|
{
|
|
s_print (prefix, "%s ", def->def.ty.old_prefix);
|
|
}
|
|
else
|
|
{
|
|
prefix[0] = 0;
|
|
}
|
|
f_print (fout, "typedef ");
|
|
switch (rel)
|
|
{
|
|
case REL_ARRAY:
|
|
f_print (fout, "struct {\n");
|
|
f_print (fout, "\tu_int %s_len;\n", name);
|
|
f_print (fout, "\t%s%s *%s_val;\n", prefix, old, name);
|
|
f_print (fout, "} %s", name);
|
|
break;
|
|
case REL_POINTER:
|
|
f_print (fout, "%s%s *%s", prefix, old, name);
|
|
break;
|
|
case REL_VECTOR:
|
|
f_print (fout, "%s%s %s[%s]", prefix, old, name,
|
|
def->def.ty.array_max);
|
|
break;
|
|
case REL_ALIAS:
|
|
f_print (fout, "%s%s %s", prefix, old, name);
|
|
break;
|
|
}
|
|
f_print (fout, ";\n");
|
|
}
|
|
}
|
|
|
|
void
|
|
pdeclaration (const char *name, declaration * dec, int tab,
|
|
const char *separator)
|
|
{
|
|
char buf[8]; /* enough to hold "struct ", include NUL */
|
|
const char *prefix;
|
|
const char *type;
|
|
|
|
if (streq (dec->type, "void"))
|
|
{
|
|
return;
|
|
}
|
|
tabify (fout, tab);
|
|
if (streq (dec->type, name) && !dec->prefix)
|
|
{
|
|
f_print (fout, "struct ");
|
|
}
|
|
if (streq (dec->type, "string"))
|
|
{
|
|
f_print (fout, "char *%s", dec->name);
|
|
}
|
|
else
|
|
{
|
|
prefix = "";
|
|
if (streq (dec->type, "bool"))
|
|
{
|
|
type = "bool_t";
|
|
}
|
|
else if (streq (dec->type, "opaque"))
|
|
{
|
|
type = "char";
|
|
}
|
|
else
|
|
{
|
|
if (dec->prefix)
|
|
{
|
|
s_print (buf, "%s ", dec->prefix);
|
|
prefix = buf;
|
|
}
|
|
type = dec->type;
|
|
}
|
|
switch (dec->rel)
|
|
{
|
|
case REL_ALIAS:
|
|
f_print (fout, "%s%s %s", prefix, type, dec->name);
|
|
break;
|
|
case REL_VECTOR:
|
|
f_print (fout, "%s%s %s[%s]", prefix, type, dec->name,
|
|
dec->array_max);
|
|
break;
|
|
case REL_POINTER:
|
|
f_print (fout, "%s%s *%s", prefix, type, dec->name);
|
|
break;
|
|
case REL_ARRAY:
|
|
f_print (fout, "struct {\n");
|
|
tabify (fout, tab);
|
|
f_print (fout, "\tu_int %s_len;\n", dec->name);
|
|
tabify (fout, tab);
|
|
f_print (fout, "\t%s%s *%s_val;\n", prefix, type, dec->name);
|
|
tabify (fout, tab);
|
|
f_print (fout, "} %s", dec->name);
|
|
break;
|
|
}
|
|
}
|
|
f_print (fout, separator);
|
|
}
|
|
|
|
static int
|
|
undefined2 (const char *type, const char *stop)
|
|
{
|
|
list *l;
|
|
definition *def;
|
|
|
|
for (l = defined; l != NULL; l = l->next)
|
|
{
|
|
def = (definition *) l->val;
|
|
if (def->def_kind != DEF_PROGRAM)
|
|
{
|
|
if (streq (def->def_name, stop))
|
|
{
|
|
return 1;
|
|
}
|
|
else if (streq (def->def_name, type))
|
|
{
|
|
return 0;
|
|
}
|
|
}
|
|
}
|
|
return 1;
|
|
}
|