Sweden-Number/tools/widl/typelib.c

250 lines
5.7 KiB
C

/*
* IDL Compiler
*
* Copyright 2004 Ove Kaaven
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "config.h"
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <string.h>
#include <assert.h>
#include <ctype.h>
#include <signal.h>
#include "widl.h"
#include "utils.h"
#include "parser.h"
#include "header.h"
#include "typelib.h"
int in_typelib = 0;
static typelib_t *typelib;
/* List of oleauto types that should be recognized by name.
* (most of) these seem to be intrinsic types in mktyplib. */
static struct oatype {
const char *kw;
unsigned short vt;
} oatypes[] = {
{"BSTR", VT_BSTR},
{"CURRENCY", VT_CY},
{"DATE", VT_DATE},
{"DECIMAL", VT_DECIMAL},
{"HRESULT", VT_HRESULT},
{"LPSTR", VT_LPSTR},
{"LPWSTR", VT_LPWSTR},
{"SCODE", VT_ERROR},
{"VARIANT", VT_VARIANT}
};
#define NTYPES (sizeof(oatypes)/sizeof(oatypes[0]))
#define KWP(p) ((const struct oatype *)(p))
static int kw_cmp_func(const void *s1, const void *s2)
{
return strcmp(KWP(s1)->kw, KWP(s2)->kw);
}
static unsigned short builtin_vt(const char *kw)
{
struct oatype key, *kwp;
key.kw = kw;
#ifdef KW_BSEARCH
kwp = bsearch(&key, oatypes, NTYPES, sizeof(oatypes[0]), kw_cmp_func);
#else
{
int i;
for (kwp=NULL, i=0; i < NTYPES; i++)
if (!kw_cmp_func(&key, &oatypes[i])) {
kwp = &oatypes[i];
break;
}
}
#endif
if (kwp) {
return kwp->vt;
}
return 0;
}
static int match(const char*n, const char*m)
{
if (!n) return 0;
return !strcmp(n, m);
}
unsigned short get_type_vt(type_t *t)
{
unsigned short vt;
if (t->name) {
vt = builtin_vt(t->name);
if (vt) return vt;
}
switch (t->type) {
case RPC_FC_BYTE:
case RPC_FC_USMALL:
return VT_UI1;
case RPC_FC_CHAR:
case RPC_FC_SMALL:
return VT_I1;
case RPC_FC_WCHAR:
return VT_I2; /* mktyplib seems to parse wchar_t as short */
case RPC_FC_SHORT:
return VT_I2;
case RPC_FC_USHORT:
return VT_UI2;
case RPC_FC_LONG:
if (t->ref && match(t->ref->name, "int")) return VT_INT;
return VT_I4;
case RPC_FC_ULONG:
if (t->ref && match(t->ref->name, "int")) return VT_UINT;
return VT_UI4;
case RPC_FC_HYPER:
if (t->sign < 0) return VT_UI8;
if (t->ref && match(t->ref->name, "MIDL_uhyper")) return VT_UI8;
return VT_I8;
case RPC_FC_FLOAT:
return VT_R4;
case RPC_FC_DOUBLE:
return VT_R8;
case RPC_FC_RP:
case RPC_FC_UP:
case RPC_FC_OP:
case RPC_FC_FP:
/* it's a pointer... */
if (t->ref && t->ref->type == RPC_FC_IP) {
/* it's to an interface, which one? */
if (match(t->ref->name, "IDispatch"))
return VT_DISPATCH;
if (match(t->ref->name, "IUnknown"))
return VT_UNKNOWN;
}
/* FIXME: should we recurse and add a VT_BYREF? */
/* Or just return VT_PTR? */
if(t->ref) return get_type_vt(t->ref);
error("get_type_vt: unknown-deref-type: %d\n", t->ref->type);
break;
case RPC_FC_STRUCT:
return VT_USERDEFINED;
default:
error("get_type_vt: unknown-type: %d\n", t->type);
}
return 0;
}
unsigned short get_var_vt(var_t *v)
{
unsigned short vt;
if (v->tname) {
vt = builtin_vt(v->tname);
if (vt) return vt;
}
return get_type_vt(v->type);
}
void start_typelib(char *name, attr_t *attrs)
{
in_typelib++;
if (!do_everything && !typelib_only) return;
typelib = xmalloc(sizeof(*typelib));
typelib->name = xstrdup(name);
typelib->filename = xstrdup(typelib_name);
typelib->attrs = attrs;
}
void end_typelib(void)
{
in_typelib--;
if (!typelib) return;
create_msft_typelib(typelib);
return;
}
void add_interface(type_t *iface)
{
typelib_entry_t *entry;
if (!typelib) return;
chat("add interface: %s\n", iface->name);
entry = xmalloc(sizeof(*entry));
entry->kind = TKIND_INTERFACE;
entry->u.interface = iface;
LINK(entry, typelib->entry);
typelib->entry = entry;
}
void add_coclass(class_t *cls)
{
ifref_t *lcur = cls->ifaces;
ifref_t *cur;
typelib_entry_t *entry;
if (lcur) {
while (NEXT_LINK(lcur)) lcur = NEXT_LINK(lcur);
}
if (!typelib) return;
/* install interfaces the coclass depends on */
cur = lcur;
while (cur) {
add_interface(cur->iface);
cur = PREV_LINK(cur);
}
entry = xmalloc(sizeof(*entry));
entry->kind = TKIND_COCLASS;
entry->u.class = cls;
LINK(entry, typelib->entry);
typelib->entry = entry;
}
void add_module(type_t *module)
{
typelib_entry_t *entry;
if (!typelib) return;
chat("add module: %s\n", module->name);
entry = xmalloc(sizeof(*entry));
entry->kind = TKIND_MODULE;
entry->u.module = module;
LINK(entry, typelib->entry);
typelib->entry = entry;
}
void add_struct(type_t *structure)
{
typelib_entry_t *entry;
if (!typelib) return;
chat("add struct: %s\n", structure->name);
entry = xmalloc(sizeof(*entry));
entry->kind = TKIND_RECORD;
entry->u.structure = structure;
LINK(entry, typelib->entry);
typelib->entry = entry;
}