Sweden-Number/dlls/vbscript/vbdisp.c

576 lines
17 KiB
C

/*
* Copyright 2011 Jacek Caban for CodeWeavers
*
* 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include "vbscript.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(vbscript);
static inline BOOL is_func_id(vbdisp_t *This, DISPID id)
{
return id < This->desc->func_cnt;
}
static BOOL get_func_id(vbdisp_t *This, const WCHAR *name, vbdisp_invoke_type_t invoke_type, BOOL search_private, DISPID *id)
{
unsigned i;
for(i = invoke_type == VBDISP_ANY ? 0 : 1; i < This->desc->func_cnt; i++) {
if(invoke_type == VBDISP_ANY) {
if(!search_private && !This->desc->funcs[i].is_public)
continue;
if(!i && !This->desc->funcs[0].name) /* default value may not exist */
continue;
}else {
if(!This->desc->funcs[i].entries[invoke_type]
|| (!search_private && !This->desc->funcs[i].entries[invoke_type]->is_public))
continue;
}
if(!strcmpiW(This->desc->funcs[i].name, name)) {
*id = i;
return TRUE;
}
}
return FALSE;
}
HRESULT vbdisp_get_id(vbdisp_t *This, BSTR name, vbdisp_invoke_type_t invoke_type, BOOL search_private, DISPID *id)
{
unsigned i;
if(get_func_id(This, name, invoke_type, search_private, id))
return S_OK;
for(i=0; i < This->desc->prop_cnt; i++) {
if(!search_private && !This->desc->props[i].is_public)
continue;
if(!strcmpiW(This->desc->props[i].name, name)) {
*id = i + This->desc->func_cnt;
return S_OK;
}
}
if(This->desc->typeinfo) {
HRESULT hres;
hres = ITypeInfo_GetIDsOfNames(This->desc->typeinfo, &name, 1, id);
if(SUCCEEDED(hres))
return S_OK;
}
*id = -1;
return DISP_E_UNKNOWNNAME;
}
static VARIANT *get_propput_arg(const DISPPARAMS *dp)
{
unsigned i;
for(i=0; i < dp->cNamedArgs; i++) {
if(dp->rgdispidNamedArgs[i] == DISPID_PROPERTYPUT)
return dp->rgvarg+i;
}
return NULL;
}
static HRESULT invoke_variant_prop(vbdisp_t *This, VARIANT *v, WORD flags, DISPPARAMS *dp, VARIANT *res)
{
HRESULT hres;
switch(flags) {
case DISPATCH_PROPERTYGET|DISPATCH_METHOD:
if(dp->cArgs) {
WARN("called with arguments\n");
return DISP_E_MEMBERNOTFOUND; /* That's what tests show */
}
hres = VariantCopy(res, v);
break;
case DISPATCH_PROPERTYPUT: {
VARIANT *put_val;
put_val = get_propput_arg(dp);
if(!put_val) {
WARN("no value to set\n");
return DISP_E_PARAMNOTOPTIONAL;
}
if(res)
V_VT(res) = VT_EMPTY;
hres = VariantCopy(v, put_val);
break;
}
default:
FIXME("unimplemented flags %x\n", flags);
return E_NOTIMPL;
}
return hres;
}
static HRESULT invoke_builtin(vbdisp_t *This, const builtin_prop_t *prop, WORD flags, DISPPARAMS *dp, VARIANT *res)
{
VARIANT *args;
switch(flags) {
case DISPATCH_PROPERTYGET:
if(!(prop->flags & (BP_GET|BP_GETPUT))) {
FIXME("property does not support DISPATCH_PROPERTYGET\n");
return E_FAIL;
}
break;
case DISPATCH_PROPERTYGET|DISPATCH_METHOD:
break;
case DISPATCH_METHOD:
if(prop->flags & (BP_GET|BP_GETPUT)) {
FIXME("Call on property\n");
return E_FAIL;
}
break;
case DISPATCH_PROPERTYPUT:
if(!(prop->flags & (BP_GET|BP_GETPUT))) {
FIXME("property does not support DISPATCH_PROPERTYPUT\n");
return E_FAIL;
}
FIXME("call put\n");
return E_NOTIMPL;
default:
FIXME("unsupported flags %x\n", flags);
return E_NOTIMPL;
}
if(arg_cnt(dp) < prop->min_args || arg_cnt(dp) > (prop->max_args ? prop->max_args : prop->min_args)) {
FIXME("invalid number of arguments\n");
return E_FAIL;
}
if(arg_cnt(dp) == 1 && V_VT(dp->rgvarg) == (VT_BYREF|VT_VARIANT))
args = V_VARIANTREF(dp->rgvarg);
else
args = dp->rgvarg;
return prop->proc(This, args, dp->cArgs, res);
}
static BOOL run_terminator(vbdisp_t *This)
{
DISPPARAMS dp = {0};
if(This->terminator_ran)
return TRUE;
This->terminator_ran = TRUE;
if(!This->desc->class_terminate_id)
return TRUE;
This->ref++;
exec_script(This->desc->ctx, This->desc->funcs[This->desc->class_terminate_id].entries[VBDISP_CALLGET],
(IDispatch*)&This->IDispatchEx_iface, &dp, NULL);
return !--This->ref;
}
static void clean_props(vbdisp_t *This)
{
unsigned i;
if(!This->desc)
return;
for(i=0; i < This->desc->prop_cnt; i++)
VariantClear(This->props+i);
}
static inline vbdisp_t *impl_from_IDispatchEx(IDispatchEx *iface)
{
return CONTAINING_RECORD(iface, vbdisp_t, IDispatchEx_iface);
}
static HRESULT WINAPI DispatchEx_QueryInterface(IDispatchEx *iface, REFIID riid, void **ppv)
{
vbdisp_t *This = impl_from_IDispatchEx(iface);
if(IsEqualGUID(&IID_IUnknown, riid)) {
TRACE("(%p)->(IID_IUnknown %p)\n", This, ppv);
*ppv = &This->IDispatchEx_iface;
}else if(IsEqualGUID(&IID_IDispatch, riid)) {
TRACE("(%p)->(IID_IDispatch %p)\n", This, ppv);
*ppv = &This->IDispatchEx_iface;
}else if(IsEqualGUID(&IID_IDispatchEx, riid)) {
TRACE("(%p)->(IID_IDispatchEx %p)\n", This, ppv);
*ppv = &This->IDispatchEx_iface;
}else {
WARN("(%p)->(%s %p)\n", This, debugstr_guid(riid), ppv);
*ppv = NULL;
return E_NOINTERFACE;
}
IUnknown_AddRef((IUnknown*)*ppv);
return S_OK;
}
static ULONG WINAPI DispatchEx_AddRef(IDispatchEx *iface)
{
vbdisp_t *This = impl_from_IDispatchEx(iface);
LONG ref = InterlockedIncrement(&This->ref);
TRACE("(%p) ref=%d\n", This, ref);
return ref;
}
static ULONG WINAPI DispatchEx_Release(IDispatchEx *iface)
{
vbdisp_t *This = impl_from_IDispatchEx(iface);
LONG ref = InterlockedDecrement(&This->ref);
TRACE("(%p) ref=%d\n", This, ref);
if(!ref && run_terminator(This)) {
clean_props(This);
list_remove(&This->entry);
heap_free(This);
}
return ref;
}
static HRESULT WINAPI DispatchEx_GetTypeInfoCount(IDispatchEx *iface, UINT *pctinfo)
{
vbdisp_t *This = impl_from_IDispatchEx(iface);
TRACE("(%p)->(%p)\n", This, pctinfo);
*pctinfo = 1;
return S_OK;
}
static HRESULT WINAPI DispatchEx_GetTypeInfo(IDispatchEx *iface, UINT iTInfo, LCID lcid,
ITypeInfo **ppTInfo)
{
vbdisp_t *This = impl_from_IDispatchEx(iface);
FIXME("(%p)->(%u %u %p)\n", This, iTInfo, lcid, ppTInfo);
return E_NOTIMPL;
}
static HRESULT WINAPI DispatchEx_GetIDsOfNames(IDispatchEx *iface, REFIID riid,
LPOLESTR *rgszNames, UINT cNames, LCID lcid,
DISPID *rgDispId)
{
vbdisp_t *This = impl_from_IDispatchEx(iface);
FIXME("(%p)->(%s %p %u %u %p)\n", This, debugstr_guid(riid), rgszNames, cNames,
lcid, rgDispId);
return E_NOTIMPL;
}
static HRESULT WINAPI DispatchEx_Invoke(IDispatchEx *iface, DISPID dispIdMember,
REFIID riid, LCID lcid, WORD wFlags, DISPPARAMS *pDispParams,
VARIANT *pVarResult, EXCEPINFO *pExcepInfo, UINT *puArgErr)
{
vbdisp_t *This = impl_from_IDispatchEx(iface);
FIXME("(%p)->(%d %s %d %d %p %p %p %p)\n", This, dispIdMember, debugstr_guid(riid),
lcid, wFlags, pDispParams, pVarResult, pExcepInfo, puArgErr);
return E_NOTIMPL;
}
static HRESULT WINAPI DispatchEx_GetDispID(IDispatchEx *iface, BSTR bstrName, DWORD grfdex, DISPID *pid)
{
vbdisp_t *This = impl_from_IDispatchEx(iface);
TRACE("(%p)->(%s %x %p)\n", This, debugstr_w(bstrName), grfdex, pid);
if(!This->desc)
return E_UNEXPECTED;
if(grfdex & ~(fdexNameEnsure|fdexNameCaseInsensitive)) {
FIXME("unsupported flags %x\n", grfdex);
return E_NOTIMPL;
}
return vbdisp_get_id(This, bstrName, VBDISP_ANY, FALSE, pid);
}
static HRESULT WINAPI DispatchEx_InvokeEx(IDispatchEx *iface, DISPID id, LCID lcid, WORD wFlags, DISPPARAMS *pdp,
VARIANT *pvarRes, EXCEPINFO *pei, IServiceProvider *pspCaller)
{
vbdisp_t *This = impl_from_IDispatchEx(iface);
TRACE("(%p)->(%x %x %x %p %p %p %p)\n", This, id, lcid, wFlags, pdp, pvarRes, pei, pspCaller);
if(!This->desc)
return E_UNEXPECTED;
if(pvarRes)
V_VT(pvarRes) = VT_EMPTY;
if(id < 0)
return DISP_E_MEMBERNOTFOUND;
if(is_func_id(This, id)) {
function_t *func;
switch(wFlags) {
case DISPATCH_METHOD:
case DISPATCH_METHOD|DISPATCH_PROPERTYGET:
func = This->desc->funcs[id].entries[VBDISP_CALLGET];
if(!func) {
FIXME("no invoke/getter\n");
return DISP_E_MEMBERNOTFOUND;
}
return exec_script(This->desc->ctx, func, (IDispatch*)&This->IDispatchEx_iface, pdp, pvarRes);
case DISPATCH_PROPERTYPUT: {
VARIANT *put_val;
DISPPARAMS dp = {NULL, NULL, 1, 0};
if(arg_cnt(pdp)) {
FIXME("arguments not implemented\n");
return E_NOTIMPL;
}
put_val = get_propput_arg(pdp);
if(!put_val) {
WARN("no value to set\n");
return DISP_E_PARAMNOTOPTIONAL;
}
dp.rgvarg = put_val;
func = This->desc->funcs[id].entries[V_VT(put_val) == VT_DISPATCH ? VBDISP_SET : VBDISP_LET];
if(!func) {
FIXME("no letter/setter\n");
return DISP_E_MEMBERNOTFOUND;
}
return exec_script(This->desc->ctx, func, (IDispatch*)&This->IDispatchEx_iface, &dp, NULL);
}
default:
FIXME("flags %x\n", wFlags);
return DISP_E_MEMBERNOTFOUND;
}
}
if(id < This->desc->prop_cnt + This->desc->func_cnt)
return invoke_variant_prop(This, This->props+(id-This->desc->func_cnt), wFlags, pdp, pvarRes);
if(This->desc->builtin_prop_cnt) {
unsigned min = 0, max = This->desc->builtin_prop_cnt-1, i;
while(min <= max) {
i = (min+max)/2;
if(This->desc->builtin_props[i].id == id)
return invoke_builtin(This, This->desc->builtin_props+i, wFlags, pdp, pvarRes);
if(This->desc->builtin_props[i].id < id)
min = i+1;
else
max = i-1;
}
}
return DISP_E_MEMBERNOTFOUND;
}
static HRESULT WINAPI DispatchEx_DeleteMemberByName(IDispatchEx *iface, BSTR bstrName, DWORD grfdex)
{
vbdisp_t *This = impl_from_IDispatchEx(iface);
FIXME("(%p)->(%s %x)\n", This, debugstr_w(bstrName), grfdex);
return E_NOTIMPL;
}
static HRESULT WINAPI DispatchEx_DeleteMemberByDispID(IDispatchEx *iface, DISPID id)
{
vbdisp_t *This = impl_from_IDispatchEx(iface);
FIXME("(%p)->(%x)\n", This, id);
return E_NOTIMPL;
}
static HRESULT WINAPI DispatchEx_GetMemberProperties(IDispatchEx *iface, DISPID id, DWORD grfdexFetch, DWORD *pgrfdex)
{
vbdisp_t *This = impl_from_IDispatchEx(iface);
FIXME("(%p)->(%x %x %p)\n", This, id, grfdexFetch, pgrfdex);
return E_NOTIMPL;
}
static HRESULT WINAPI DispatchEx_GetMemberName(IDispatchEx *iface, DISPID id, BSTR *pbstrName)
{
vbdisp_t *This = impl_from_IDispatchEx(iface);
FIXME("(%p)->(%x %p)\n", This, id, pbstrName);
return E_NOTIMPL;
}
static HRESULT WINAPI DispatchEx_GetNextDispID(IDispatchEx *iface, DWORD grfdex, DISPID id, DISPID *pid)
{
vbdisp_t *This = impl_from_IDispatchEx(iface);
FIXME("(%p)->(%x %x %p)\n", This, grfdex, id, pid);
return E_NOTIMPL;
}
static HRESULT WINAPI DispatchEx_GetNameSpaceParent(IDispatchEx *iface, IUnknown **ppunk)
{
vbdisp_t *This = impl_from_IDispatchEx(iface);
FIXME("(%p)->(%p)\n", This, ppunk);
return E_NOTIMPL;
}
static IDispatchExVtbl DispatchExVtbl = {
DispatchEx_QueryInterface,
DispatchEx_AddRef,
DispatchEx_Release,
DispatchEx_GetTypeInfoCount,
DispatchEx_GetTypeInfo,
DispatchEx_GetIDsOfNames,
DispatchEx_Invoke,
DispatchEx_GetDispID,
DispatchEx_InvokeEx,
DispatchEx_DeleteMemberByName,
DispatchEx_DeleteMemberByDispID,
DispatchEx_GetMemberProperties,
DispatchEx_GetMemberName,
DispatchEx_GetNextDispID,
DispatchEx_GetNameSpaceParent
};
static inline vbdisp_t *unsafe_impl_from_IDispatch(IDispatch *iface)
{
return iface->lpVtbl == (IDispatchVtbl*)&DispatchExVtbl
? CONTAINING_RECORD(iface, vbdisp_t, IDispatchEx_iface)
: NULL;
}
HRESULT create_vbdisp(const class_desc_t *desc, vbdisp_t **ret)
{
vbdisp_t *vbdisp;
vbdisp = heap_alloc_zero( FIELD_OFFSET( vbdisp_t, props[desc->prop_cnt] ));
if(!vbdisp)
return E_OUTOFMEMORY;
vbdisp->IDispatchEx_iface.lpVtbl = &DispatchExVtbl;
vbdisp->ref = 1;
vbdisp->desc = desc;
if(desc->class_initialize_id) {
DISPPARAMS dp = {0};
HRESULT hres;
hres = exec_script(desc->ctx, desc->funcs[desc->class_initialize_id].entries[VBDISP_CALLGET],
(IDispatch*)&vbdisp->IDispatchEx_iface, &dp, NULL);
if(FAILED(hres)) {
IDispatchEx_Release(&vbdisp->IDispatchEx_iface);
return hres;
}
}
list_add_tail(&desc->ctx->objects, &vbdisp->entry);
*ret = vbdisp;
return S_OK;
}
void collect_objects(script_ctx_t *ctx)
{
vbdisp_t *iter, *iter2;
LIST_FOR_EACH_ENTRY_SAFE(iter, iter2, &ctx->objects, vbdisp_t, entry)
run_terminator(iter);
while(!list_empty(&ctx->objects)) {
iter = LIST_ENTRY(list_head(&ctx->objects), vbdisp_t, entry);
IDispatchEx_AddRef(&iter->IDispatchEx_iface);
clean_props(iter);
iter->desc = NULL;
list_remove(&iter->entry);
list_init(&iter->entry);
IDispatchEx_Release(&iter->IDispatchEx_iface);
}
}
HRESULT disp_get_id(IDispatch *disp, BSTR name, vbdisp_invoke_type_t invoke_type, BOOL search_private, DISPID *id)
{
IDispatchEx *dispex;
vbdisp_t *vbdisp;
HRESULT hres;
vbdisp = unsafe_impl_from_IDispatch(disp);
if(vbdisp)
return vbdisp_get_id(vbdisp, name, invoke_type, search_private, id);
hres = IDispatch_QueryInterface(disp, &IID_IDispatchEx, (void**)&dispex);
if(FAILED(hres)) {
TRACE("unsing IDispatch\n");
return IDispatch_GetIDsOfNames(disp, &IID_NULL, &name, 1, 0, id);
}
hres = IDispatchEx_GetDispID(dispex, name, fdexNameCaseInsensitive, id);
IDispatchEx_Release(dispex);
return hres;
}
HRESULT disp_call(script_ctx_t *ctx, IDispatch *disp, DISPID id, DISPPARAMS *dp, VARIANT *retv)
{
const WORD flags = DISPATCH_METHOD|(retv ? DISPATCH_PROPERTYGET : 0);
IDispatchEx *dispex;
EXCEPINFO ei;
HRESULT hres;
memset(&ei, 0, sizeof(ei));
if(retv)
V_VT(retv) = VT_EMPTY;
hres = IDispatch_QueryInterface(disp, &IID_IDispatchEx, (void**)&dispex);
if(FAILED(hres)) {
UINT err = 0;
TRACE("using IDispatch\n");
return IDispatch_Invoke(disp, id, &IID_NULL, ctx->lcid, flags, dp, retv, &ei, &err);
}
hres = IDispatchEx_InvokeEx(dispex, id, ctx->lcid, flags, dp, retv, &ei, NULL /* CALLER_FIXME */);
IDispatchEx_Release(dispex);
return hres;
}
HRESULT disp_propput(script_ctx_t *ctx, IDispatch *disp, DISPID id, VARIANT *val)
{
DISPID propput_dispid = DISPID_PROPERTYPUT;
DISPPARAMS dp = {val, &propput_dispid, 1, 1};
IDispatchEx *dispex;
EXCEPINFO ei = {0};
HRESULT hres;
hres = IDispatch_QueryInterface(disp, &IID_IDispatchEx, (void**)&dispex);
if(SUCCEEDED(hres)) {
hres = IDispatchEx_InvokeEx(dispex, id, ctx->lcid, DISPATCH_PROPERTYPUT, &dp, NULL, &ei, NULL /* FIXME! */);
IDispatchEx_Release(dispex);
}else {
ULONG err = 0;
TRACE("using IDispatch\n");
hres = IDispatch_Invoke(disp, id, &IID_NULL, ctx->lcid, DISPATCH_PROPERTYPUT, &dp, NULL, &ei, &err);
}
return hres;
}