467 lines
12 KiB
C
467 lines
12 KiB
C
/*
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* Copyright 2008 Jacek Caban for CodeWeavers
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include "jscript.h"
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#include "wine/unicode.h"
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#include "wine/debug.h"
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WINE_DEFAULT_DEBUG_CHANNEL(jscript);
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typedef enum {
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PROP_VARIANT,
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PROP_BUILTIN,
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PROP_PROTREF,
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PROP_DELETED
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} prop_type_t;
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struct _dispex_prop_t {
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WCHAR *name;
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prop_type_t type;
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DWORD flags;
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union {
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VARIANT var;
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const builtin_prop_t *p;
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DWORD ref;
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} u;
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};
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static inline DISPID prop_to_id(DispatchEx *This, dispex_prop_t *prop)
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{
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return prop - This->props;
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}
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static const builtin_prop_t *find_builtin_prop(DispatchEx *This, const WCHAR *name)
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{
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int min = 0, max, i, r;
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max = This->builtin_info->props_cnt-1;
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while(min <= max) {
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i = (min+max)/2;
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r = strcmpW(name, This->builtin_info->props[i].name);
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if(!r)
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return This->builtin_info->props + i;
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if(r < 0)
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max = i-1;
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else
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min = i+1;
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}
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return NULL;
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}
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static dispex_prop_t *alloc_prop(DispatchEx *This, const WCHAR *name, prop_type_t type, DWORD flags)
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{
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dispex_prop_t *ret;
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if(This->buf_size == This->prop_cnt) {
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dispex_prop_t *tmp = heap_realloc(This->props, (This->buf_size<<=1)*sizeof(*This->props));
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if(!tmp)
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return NULL;
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This->props = tmp;
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}
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ret = This->props + This->prop_cnt++;
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ret->type = type;
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ret->flags = flags;
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ret->name = heap_strdupW(name);
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if(!ret->name)
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return NULL;
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return ret;
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}
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static dispex_prop_t *alloc_protref(DispatchEx *This, const WCHAR *name, DWORD ref)
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{
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dispex_prop_t *ret;
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ret = alloc_prop(This, name, PROP_PROTREF, 0);
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if(!ret)
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return NULL;
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ret->u.ref = ref;
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return ret;
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}
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static HRESULT find_prop_name(DispatchEx *This, const WCHAR *name, dispex_prop_t **ret)
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{
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const builtin_prop_t *builtin;
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dispex_prop_t *prop;
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for(prop = This->props; prop < This->props+This->prop_cnt; prop++) {
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if(prop->name && !strcmpW(prop->name, name)) {
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*ret = prop;
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return S_OK;
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}
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}
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builtin = find_builtin_prop(This, name);
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if(builtin) {
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prop = alloc_prop(This, name, PROP_BUILTIN, builtin->flags);
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if(!prop)
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return E_OUTOFMEMORY;
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prop->u.p = builtin;
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*ret = prop;
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return S_OK;
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}
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*ret = NULL;
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return S_OK;
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}
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static HRESULT find_prop_name_prot(DispatchEx *This, const WCHAR *name, BOOL alloc, dispex_prop_t **ret)
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{
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dispex_prop_t *prop;
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HRESULT hres;
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hres = find_prop_name(This, name, &prop);
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if(FAILED(hres))
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return hres;
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if(prop) {
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*ret = prop;
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return S_OK;
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}
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if(This->prototype) {
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hres = find_prop_name_prot(This->prototype, name, FALSE, &prop);
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if(FAILED(hres))
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return hres;
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if(prop) {
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prop = alloc_protref(This, prop->name, prop - This->prototype->props);
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if(!prop)
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return E_OUTOFMEMORY;
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*ret = prop;
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return S_OK;
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}
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}
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if(alloc) {
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TRACE("creating prop %s\n", debugstr_w(name));
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prop = alloc_prop(This, name, PROP_VARIANT, PROPF_ENUM);
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if(!prop)
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return E_OUTOFMEMORY;
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VariantInit(&prop->u.var);
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}
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*ret = prop;
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return S_OK;
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}
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#define DISPATCHEX_THIS(iface) DEFINE_THIS(DispatchEx, IDispatchEx, iface)
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static HRESULT WINAPI DispatchEx_QueryInterface(IDispatchEx *iface, REFIID riid, void **ppv)
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{
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DispatchEx *This = DISPATCHEX_THIS(iface);
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if(IsEqualGUID(&IID_IUnknown, riid)) {
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TRACE("(%p)->(IID_IUnknown %p)\n", This, ppv);
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*ppv = _IDispatchEx_(This);
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}else if(IsEqualGUID(&IID_IDispatch, riid)) {
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TRACE("(%p)->(IID_IDispatch %p)\n", This, ppv);
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*ppv = _IDispatchEx_(This);
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}else if(IsEqualGUID(&IID_IDispatchEx, riid)) {
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TRACE("(%p)->(IID_IDispatchEx %p)\n", This, ppv);
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*ppv = _IDispatchEx_(This);
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}else {
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WARN("(%p)->(%s %p)\n", This, debugstr_guid(riid), ppv);
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*ppv = NULL;
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return E_NOINTERFACE;
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}
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IUnknown_AddRef((IUnknown*)*ppv);
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return S_OK;
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}
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static ULONG WINAPI DispatchEx_AddRef(IDispatchEx *iface)
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{
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DispatchEx *This = DISPATCHEX_THIS(iface);
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LONG ref = InterlockedIncrement(&This->ref);
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TRACE("(%p) ref=%d\n", This, ref);
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return ref;
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}
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static ULONG WINAPI DispatchEx_Release(IDispatchEx *iface)
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{
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DispatchEx *This = DISPATCHEX_THIS(iface);
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LONG ref = InterlockedDecrement(&This->ref);
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TRACE("(%p) ref=%d\n", This, ref);
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if(!ref) {
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dispex_prop_t *prop;
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for(prop = This->props; prop < This->props+This->prop_cnt; prop++) {
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if(prop->type == PROP_VARIANT)
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VariantClear(&prop->u.var);
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heap_free(prop->name);
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}
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heap_free(This->props);
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script_release(This->ctx);
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if(This->builtin_info->destructor)
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This->builtin_info->destructor(This);
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else
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heap_free(This);
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}
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return ref;
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}
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static HRESULT WINAPI DispatchEx_GetTypeInfoCount(IDispatchEx *iface, UINT *pctinfo)
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{
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DispatchEx *This = DISPATCHEX_THIS(iface);
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TRACE("(%p)->(%p)\n", This, pctinfo);
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*pctinfo = 1;
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return S_OK;
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}
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static HRESULT WINAPI DispatchEx_GetTypeInfo(IDispatchEx *iface, UINT iTInfo,
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LCID lcid, ITypeInfo **ppTInfo)
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{
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DispatchEx *This = DISPATCHEX_THIS(iface);
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FIXME("(%p)->(%u %u %p)\n", This, iTInfo, lcid, ppTInfo);
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return E_NOTIMPL;
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}
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static HRESULT WINAPI DispatchEx_GetIDsOfNames(IDispatchEx *iface, REFIID riid,
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LPOLESTR *rgszNames, UINT cNames,
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LCID lcid, DISPID *rgDispId)
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{
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DispatchEx *This = DISPATCHEX_THIS(iface);
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UINT i;
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HRESULT hres;
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TRACE("(%p)->(%s %p %u %u %p)\n", This, debugstr_guid(riid), rgszNames, cNames,
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lcid, rgDispId);
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for(i=0; i < cNames; i++) {
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hres = IDispatchEx_GetDispID(_IDispatchEx_(This), rgszNames[i], 0, rgDispId+i);
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if(FAILED(hres))
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return hres;
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}
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return S_OK;
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}
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static HRESULT WINAPI DispatchEx_Invoke(IDispatchEx *iface, DISPID dispIdMember,
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REFIID riid, LCID lcid, WORD wFlags, DISPPARAMS *pDispParams,
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VARIANT *pVarResult, EXCEPINFO *pExcepInfo, UINT *puArgErr)
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{
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DispatchEx *This = DISPATCHEX_THIS(iface);
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TRACE("(%p)->(%d %s %d %d %p %p %p %p)\n", This, dispIdMember, debugstr_guid(riid),
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lcid, wFlags, pDispParams, pVarResult, pExcepInfo, puArgErr);
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return IDispatchEx_InvokeEx(_IDispatchEx_(This), dispIdMember, lcid, wFlags,
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pDispParams, pVarResult, pExcepInfo, NULL);
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}
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static HRESULT WINAPI DispatchEx_GetDispID(IDispatchEx *iface, BSTR bstrName, DWORD grfdex, DISPID *pid)
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{
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DispatchEx *This = DISPATCHEX_THIS(iface);
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dispex_prop_t *prop;
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HRESULT hres;
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TRACE("(%p)->(%s %x %p)\n", This, debugstr_w(bstrName), grfdex, pid);
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if(grfdex & ~(fdexNameCaseSensitive|fdexNameEnsure|fdexNameImplicit)) {
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FIXME("Unsupported grfdex %x\n", grfdex);
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return E_NOTIMPL;
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}
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hres = find_prop_name_prot(This, bstrName, (grfdex&fdexNameEnsure) != 0, &prop);
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if(FAILED(hres))
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return hres;
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if(prop) {
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*pid = prop_to_id(This, prop);
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return S_OK;
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}
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TRACE("not found %s\n", debugstr_w(bstrName));
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return DISP_E_UNKNOWNNAME;
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}
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static HRESULT WINAPI DispatchEx_InvokeEx(IDispatchEx *iface, DISPID id, LCID lcid, WORD wFlags, DISPPARAMS *pdp,
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VARIANT *pvarRes, EXCEPINFO *pei, IServiceProvider *pspCaller)
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{
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DispatchEx *This = DISPATCHEX_THIS(iface);
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FIXME("(%p)->(%x %x %x %p %p %p %p)\n", This, id, lcid, wFlags, pdp, pvarRes, pei, pspCaller);
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return E_NOTIMPL;
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}
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static HRESULT WINAPI DispatchEx_DeleteMemberByName(IDispatchEx *iface, BSTR bstrName, DWORD grfdex)
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{
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DispatchEx *This = DISPATCHEX_THIS(iface);
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FIXME("(%p)->(%s %x)\n", This, debugstr_w(bstrName), grfdex);
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return E_NOTIMPL;
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}
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static HRESULT WINAPI DispatchEx_DeleteMemberByDispID(IDispatchEx *iface, DISPID id)
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{
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DispatchEx *This = DISPATCHEX_THIS(iface);
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FIXME("(%p)->(%x)\n", This, id);
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return E_NOTIMPL;
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}
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static HRESULT WINAPI DispatchEx_GetMemberProperties(IDispatchEx *iface, DISPID id, DWORD grfdexFetch, DWORD *pgrfdex)
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{
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DispatchEx *This = DISPATCHEX_THIS(iface);
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FIXME("(%p)->(%x %x %p)\n", This, id, grfdexFetch, pgrfdex);
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return E_NOTIMPL;
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}
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static HRESULT WINAPI DispatchEx_GetMemberName(IDispatchEx *iface, DISPID id, BSTR *pbstrName)
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{
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DispatchEx *This = DISPATCHEX_THIS(iface);
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FIXME("(%p)->(%x %p)\n", This, id, pbstrName);
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return E_NOTIMPL;
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}
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static HRESULT WINAPI DispatchEx_GetNextDispID(IDispatchEx *iface, DWORD grfdex, DISPID id, DISPID *pid)
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{
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DispatchEx *This = DISPATCHEX_THIS(iface);
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FIXME("(%p)->(%x %x %p)\n", This, grfdex, id, pid);
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return E_NOTIMPL;
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}
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static HRESULT WINAPI DispatchEx_GetNameSpaceParent(IDispatchEx *iface, IUnknown **ppunk)
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{
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DispatchEx *This = DISPATCHEX_THIS(iface);
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FIXME("(%p)->(%p)\n", This, ppunk);
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return E_NOTIMPL;
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}
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#undef DISPATCHEX_THIS
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static IDispatchExVtbl DispatchExVtbl = {
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DispatchEx_QueryInterface,
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DispatchEx_AddRef,
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DispatchEx_Release,
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DispatchEx_GetTypeInfoCount,
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DispatchEx_GetTypeInfo,
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DispatchEx_GetIDsOfNames,
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DispatchEx_Invoke,
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DispatchEx_GetDispID,
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DispatchEx_InvokeEx,
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DispatchEx_DeleteMemberByName,
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DispatchEx_DeleteMemberByDispID,
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DispatchEx_GetMemberProperties,
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DispatchEx_GetMemberName,
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DispatchEx_GetNextDispID,
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DispatchEx_GetNameSpaceParent
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};
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static HRESULT jsdisp_set_prot_prop(DispatchEx *dispex, DispatchEx *prototype)
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{
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VARIANT *var;
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if(!dispex->props[1].name)
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return E_OUTOFMEMORY;
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dispex->props[1].type = PROP_VARIANT;
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dispex->props[1].flags = 0;
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var = &dispex->props[1].u.var;
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V_VT(var) = VT_DISPATCH;
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V_DISPATCH(var) = (IDispatch*)_IDispatchEx_(prototype);
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return S_OK;
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}
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static HRESULT init_dispex(DispatchEx *dispex, script_ctx_t *ctx, const builtin_info_t *builtin_info, DispatchEx *prototype)
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{
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static const WCHAR prototypeW[] = {'p','r','o','t','o','t','y','p','e',0};
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TRACE("%p (%p)\n", dispex, prototype);
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dispex->lpIDispatchExVtbl = &DispatchExVtbl;
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dispex->ref = 1;
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dispex->builtin_info = builtin_info;
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dispex->props = heap_alloc((dispex->buf_size=4) * sizeof(dispex_prop_t));
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if(!dispex->props)
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return E_OUTOFMEMORY;
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dispex->prototype = prototype;
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if(prototype)
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IDispatchEx_AddRef(_IDispatchEx_(prototype));
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dispex->prop_cnt = 2;
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dispex->props[0].name = NULL;
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dispex->props[0].flags = 0;
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if(builtin_info->value_prop.invoke) {
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dispex->props[0].type = PROP_BUILTIN;
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dispex->props[0].u.p = &builtin_info->value_prop;
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}else {
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dispex->props[0].type = PROP_DELETED;
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}
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dispex->props[1].type = PROP_DELETED;
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dispex->props[1].name = SysAllocString(prototypeW);
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dispex->props[1].flags = 0;
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if(prototype) {
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HRESULT hres;
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hres = jsdisp_set_prot_prop(dispex, prototype);
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if(FAILED(hres)) {
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IDispatchEx_Release(_IDispatchEx_(dispex));
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return hres;
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}
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}
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script_addref(ctx);
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dispex->ctx = ctx;
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return S_OK;
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}
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static const builtin_info_t dispex_info = {
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JSCLASS_NONE,
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{NULL, NULL, 0},
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0, NULL,
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NULL,
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NULL
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};
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HRESULT create_dispex(script_ctx_t *ctx, const builtin_info_t *builtin_info, DispatchEx *prototype, DispatchEx **dispex)
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{
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DispatchEx *ret;
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HRESULT hres;
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ret = heap_alloc_zero(sizeof(DispatchEx));
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if(!ret)
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return E_OUTOFMEMORY;
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hres = init_dispex(ret, ctx, builtin_info ? builtin_info : &dispex_info, prototype);
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if(FAILED(hres))
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return hres;
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*dispex = ret;
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return S_OK;
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}
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