1798 lines
38 KiB
C
1798 lines
38 KiB
C
/*
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* Copyright 2011 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 <assert.h>
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#include "vbscript.h"
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#include "wine/debug.h"
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WINE_DEFAULT_DEBUG_CHANNEL(vbscript);
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typedef struct {
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vbscode_t *code;
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instr_t *instr;
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script_ctx_t *script;
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function_t *func;
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IDispatch *this_obj;
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VARIANT *args;
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VARIANT *vars;
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dynamic_var_t *dynamic_vars;
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vbsheap_t heap;
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BOOL resume_next;
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unsigned stack_size;
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unsigned top;
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VARIANT *stack;
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VARIANT ret_val;
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} exec_ctx_t;
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typedef HRESULT (*instr_func_t)(exec_ctx_t*);
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typedef enum {
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REF_NONE,
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REF_DISP,
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REF_VAR,
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REF_OBJ,
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REF_CONST,
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REF_FUNC
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} ref_type_t;
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typedef struct {
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ref_type_t type;
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union {
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struct {
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IDispatch *disp;
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DISPID id;
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} d;
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VARIANT *v;
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function_t *f;
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IDispatch *obj;
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} u;
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} ref_t;
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typedef struct {
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VARIANT *v;
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VARIANT store;
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BOOL owned;
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} variant_val_t;
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static BOOL lookup_dynamic_vars(dynamic_var_t *var, const WCHAR *name, ref_t *ref)
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{
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while(var) {
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if(!strcmpiW(var->name, name)) {
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ref->type = var->is_const ? REF_CONST : REF_VAR;
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ref->u.v = &var->v;
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return TRUE;
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}
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var = var->next;
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}
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return FALSE;
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}
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static HRESULT lookup_identifier(exec_ctx_t *ctx, BSTR name, vbdisp_invoke_type_t invoke_type, ref_t *ref)
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{
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named_item_t *item;
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function_t *func;
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unsigned i;
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DISPID id;
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HRESULT hres;
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static const WCHAR errW[] = {'e','r','r',0};
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if(invoke_type == VBDISP_LET
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&& (ctx->func->type == FUNC_FUNCTION || ctx->func->type == FUNC_PROPGET || ctx->func->type == FUNC_DEFGET)
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&& !strcmpiW(name, ctx->func->name)) {
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ref->type = REF_VAR;
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ref->u.v = &ctx->ret_val;
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return S_OK;
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}
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for(i=0; i < ctx->func->var_cnt; i++) {
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if(!strcmpiW(ctx->func->vars[i].name, name)) {
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ref->type = REF_VAR;
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ref->u.v = ctx->vars+i;
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return TRUE;
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}
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}
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for(i=0; i < ctx->func->arg_cnt; i++) {
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if(!strcmpiW(ctx->func->args[i].name, name)) {
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ref->type = REF_VAR;
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ref->u.v = ctx->args+i;
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return S_OK;
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}
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}
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if(lookup_dynamic_vars(ctx->func->type == FUNC_GLOBAL ? ctx->script->global_vars : ctx->dynamic_vars, name, ref))
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return S_OK;
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if(ctx->func->type != FUNC_GLOBAL) {
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hres = disp_get_id(ctx->this_obj, name, invoke_type, TRUE, &id);
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if(SUCCEEDED(hres)) {
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ref->type = REF_DISP;
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ref->u.d.disp = ctx->this_obj;
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ref->u.d.id = id;
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return S_OK;
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}
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}
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if(ctx->func->type != FUNC_GLOBAL && lookup_dynamic_vars(ctx->script->global_vars, name, ref))
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return S_OK;
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for(func = ctx->script->global_funcs; func; func = func->next) {
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if(!strcmpiW(func->name, name)) {
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ref->type = REF_FUNC;
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ref->u.f = func;
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return S_OK;
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}
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}
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if(!strcmpiW(name, errW)) {
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ref->type = REF_OBJ;
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ref->u.obj = (IDispatch*)&ctx->script->err_obj->IDispatchEx_iface;
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return S_OK;
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}
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hres = vbdisp_get_id(ctx->script->global_obj, name, invoke_type, TRUE, &id);
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if(SUCCEEDED(hres)) {
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ref->type = REF_DISP;
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ref->u.d.disp = (IDispatch*)&ctx->script->global_obj->IDispatchEx_iface;
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ref->u.d.id = id;
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return S_OK;
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}
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LIST_FOR_EACH_ENTRY(item, &ctx->script->named_items, named_item_t, entry) {
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if((item->flags & SCRIPTITEM_ISVISIBLE) && !strcmpiW(item->name, name)) {
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if(!item->disp) {
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IUnknown *unk;
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hres = IActiveScriptSite_GetItemInfo(ctx->script->site, name, SCRIPTINFO_IUNKNOWN, &unk, NULL);
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if(FAILED(hres)) {
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WARN("GetItemInfo failed: %08x\n", hres);
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continue;
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}
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hres = IUnknown_QueryInterface(unk, &IID_IDispatch, (void**)&item->disp);
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IUnknown_Release(unk);
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if(FAILED(hres)) {
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WARN("object does not implement IDispatch\n");
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continue;
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}
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}
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ref->type = REF_OBJ;
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ref->u.obj = item->disp;
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return S_OK;
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}
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}
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LIST_FOR_EACH_ENTRY(item, &ctx->script->named_items, named_item_t, entry) {
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if((item->flags & SCRIPTITEM_GLOBALMEMBERS)) {
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hres = disp_get_id(item->disp, name, invoke_type, FALSE, &id);
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if(SUCCEEDED(hres)) {
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ref->type = REF_DISP;
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ref->u.d.disp = item->disp;
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ref->u.d.id = id;
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return S_OK;
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}
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}
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}
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ref->type = REF_NONE;
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return S_OK;
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}
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static HRESULT add_dynamic_var(exec_ctx_t *ctx, const WCHAR *name, BOOL is_const, VARIANT *val, BOOL own_val)
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{
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dynamic_var_t *new_var;
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vbsheap_t *heap;
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WCHAR *str;
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unsigned size;
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HRESULT hres;
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heap = ctx->func->type == FUNC_GLOBAL ? &ctx->script->heap : &ctx->heap;
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new_var = vbsheap_alloc(heap, sizeof(*new_var));
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if(!new_var)
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return E_OUTOFMEMORY;
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size = (strlenW(name)+1)*sizeof(WCHAR);
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str = vbsheap_alloc(heap, size);
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if(!str)
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return E_OUTOFMEMORY;
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memcpy(str, name, size);
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new_var->name = str;
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new_var->is_const = is_const;
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if(own_val) {
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new_var->v = *val;
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}else {
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V_VT(&new_var->v) = VT_EMPTY;
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hres = VariantCopy(&new_var->v, val);
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if(FAILED(hres))
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return hres;
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}
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if(ctx->func->type == FUNC_GLOBAL) {
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new_var->next = ctx->script->global_vars;
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ctx->script->global_vars = new_var;
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}else {
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new_var->next = ctx->dynamic_vars;
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ctx->dynamic_vars = new_var;
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}
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return S_OK;
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}
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static inline VARIANT *stack_pop(exec_ctx_t *ctx)
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{
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assert(ctx->top);
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return ctx->stack + --ctx->top;
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}
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static inline VARIANT *stack_top(exec_ctx_t *ctx, unsigned n)
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{
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assert(ctx->top >= n);
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return ctx->stack + (ctx->top-n-1);
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}
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static HRESULT stack_push(exec_ctx_t *ctx, VARIANT *v)
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{
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if(ctx->stack_size == ctx->top) {
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VARIANT *new_stack;
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new_stack = heap_realloc(ctx->stack, ctx->stack_size*2*sizeof(*ctx->stack));
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if(!new_stack) {
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VariantClear(v);
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return E_OUTOFMEMORY;
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}
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ctx->stack = new_stack;
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ctx->stack_size *= 2;
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}
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ctx->stack[ctx->top++] = *v;
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return S_OK;
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}
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static void stack_popn(exec_ctx_t *ctx, unsigned n)
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{
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while(n--)
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VariantClear(stack_pop(ctx));
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}
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static HRESULT stack_pop_val(exec_ctx_t *ctx, variant_val_t *v)
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{
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VARIANT *var;
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var = stack_pop(ctx);
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if(V_VT(var) == (VT_BYREF|VT_VARIANT)) {
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v->owned = FALSE;
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var = V_VARIANTREF(var);
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}else {
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v->owned = TRUE;
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}
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if(V_VT(var) == VT_DISPATCH) {
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DISPPARAMS dp = {0};
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HRESULT hres;
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hres = disp_call(ctx->script, V_DISPATCH(var), DISPID_VALUE, &dp, &v->store);
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if(v->owned)
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IDispatch_Release(V_DISPATCH(var));
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if(FAILED(hres))
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return hres;
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v->owned = TRUE;
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v->v = &v->store;
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}else {
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v->v = var;
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}
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return S_OK;
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}
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static HRESULT stack_assume_val(exec_ctx_t *ctx, unsigned n)
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{
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VARIANT *v = stack_top(ctx, n);
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HRESULT hres;
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if(V_VT(v) == (VT_BYREF|VT_VARIANT)) {
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VARIANT *ref = V_VARIANTREF(v);
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V_VT(v) = VT_EMPTY;
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hres = VariantCopy(v, ref);
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if(FAILED(hres))
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return hres;
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}
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if(V_VT(v) == VT_DISPATCH) {
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DISPPARAMS dp = {0};
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IDispatch *disp;
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disp = V_DISPATCH(v);
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V_VT(v) = VT_EMPTY;
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hres = disp_call(ctx->script, disp, DISPID_VALUE, &dp, v);
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IDispatch_Release(disp);
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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 inline void release_val(variant_val_t *v)
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{
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if(v->owned)
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VariantClear(v->v);
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}
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static int stack_pop_bool(exec_ctx_t *ctx, BOOL *b)
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{
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variant_val_t val;
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HRESULT hres;
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hres = stack_pop_val(ctx, &val);
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if(FAILED(hres))
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return hres;
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switch (V_VT(val.v))
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{
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case VT_BOOL:
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*b = V_BOOL(val.v);
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break;
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case VT_I2:
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*b = V_I2(val.v);
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break;
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case VT_I4:
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*b = V_I4(val.v);
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break;
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default:
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FIXME("unsupported for %s\n", debugstr_variant(val.v));
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release_val(&val);
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return E_NOTIMPL;
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}
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return S_OK;
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}
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static HRESULT stack_pop_disp(exec_ctx_t *ctx, IDispatch **ret)
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{
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VARIANT *v = stack_pop(ctx);
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if(V_VT(v) == VT_DISPATCH) {
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*ret = V_DISPATCH(v);
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return S_OK;
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}
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if(V_VT(v) != (VT_VARIANT|VT_BYREF)) {
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FIXME("not supported type: %s\n", debugstr_variant(v));
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VariantClear(v);
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return E_FAIL;
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}
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v = V_BYREF(v);
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if(V_VT(v) != VT_DISPATCH) {
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FIXME("not disp %s\n", debugstr_variant(v));
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return E_FAIL;
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}
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if(V_DISPATCH(v))
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IDispatch_AddRef(V_DISPATCH(v));
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*ret = V_DISPATCH(v);
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return S_OK;
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}
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static HRESULT stack_assume_disp(exec_ctx_t *ctx, unsigned n, IDispatch **disp)
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{
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VARIANT *v = stack_top(ctx, n), *ref;
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if(V_VT(v) != VT_DISPATCH) {
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if(V_VT(v) != (VT_VARIANT|VT_BYREF)) {
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FIXME("not supported type: %s\n", debugstr_variant(v));
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return E_FAIL;
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}
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ref = V_VARIANTREF(v);
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if(V_VT(ref) != VT_DISPATCH) {
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FIXME("not disp %s\n", debugstr_variant(ref));
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return E_FAIL;
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}
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V_VT(v) = VT_DISPATCH;
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V_DISPATCH(v) = V_DISPATCH(ref);
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if(V_DISPATCH(v))
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IDispatch_AddRef(V_DISPATCH(v));
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}
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if(disp)
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*disp = V_DISPATCH(v);
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return S_OK;
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}
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static inline void instr_jmp(exec_ctx_t *ctx, unsigned addr)
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{
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ctx->instr = ctx->code->instrs + addr;
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}
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static void vbstack_to_dp(exec_ctx_t *ctx, unsigned arg_cnt, BOOL is_propput, DISPPARAMS *dp)
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{
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static DISPID propput_dispid = DISPID_PROPERTYPUT;
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dp->cNamedArgs = is_propput ? 1 : 0;
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dp->cArgs = arg_cnt + dp->cNamedArgs;
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dp->rgdispidNamedArgs = is_propput ? &propput_dispid : NULL;
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if(arg_cnt) {
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VARIANT tmp;
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unsigned i;
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assert(ctx->top >= arg_cnt);
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for(i=1; i*2 <= arg_cnt; i++) {
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tmp = ctx->stack[ctx->top-i];
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ctx->stack[ctx->top-i] = ctx->stack[ctx->top-arg_cnt+i-1];
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ctx->stack[ctx->top-arg_cnt+i-1] = tmp;
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}
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dp->rgvarg = ctx->stack + ctx->top-dp->cArgs;
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}else {
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dp->rgvarg = is_propput ? ctx->stack+ctx->top-1 : NULL;
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}
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}
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static HRESULT do_icall(exec_ctx_t *ctx, VARIANT *res)
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{
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BSTR identifier = ctx->instr->arg1.bstr;
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const unsigned arg_cnt = ctx->instr->arg2.uint;
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DISPPARAMS dp;
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ref_t ref;
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HRESULT hres;
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hres = lookup_identifier(ctx, identifier, VBDISP_CALLGET, &ref);
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if(FAILED(hres))
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return hres;
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vbstack_to_dp(ctx, arg_cnt, FALSE, &dp);
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|
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switch(ref.type) {
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case REF_VAR:
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case REF_CONST:
|
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if(!res) {
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FIXME("REF_VAR no res\n");
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return E_NOTIMPL;
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|
}
|
|
|
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if(arg_cnt) {
|
|
FIXME("arguments not implemented\n");
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return E_NOTIMPL;
|
|
}
|
|
|
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V_VT(res) = VT_BYREF|VT_VARIANT;
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V_BYREF(res) = V_VT(ref.u.v) == (VT_VARIANT|VT_BYREF) ? V_VARIANTREF(ref.u.v) : ref.u.v;
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break;
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case REF_DISP:
|
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hres = disp_call(ctx->script, ref.u.d.disp, ref.u.d.id, &dp, res);
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if(FAILED(hres))
|
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return hres;
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break;
|
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case REF_FUNC:
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hres = exec_script(ctx->script, ref.u.f, NULL, &dp, res);
|
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if(FAILED(hres))
|
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return hres;
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break;
|
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case REF_OBJ:
|
|
if(arg_cnt) {
|
|
FIXME("arguments on object\n");
|
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return E_NOTIMPL;
|
|
}
|
|
|
|
if(res) {
|
|
IDispatch_AddRef(ref.u.obj);
|
|
V_VT(res) = VT_DISPATCH;
|
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V_DISPATCH(res) = ref.u.obj;
|
|
}
|
|
break;
|
|
case REF_NONE:
|
|
FIXME("%s not found\n", debugstr_w(identifier));
|
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return DISP_E_UNKNOWNNAME;
|
|
}
|
|
|
|
stack_popn(ctx, arg_cnt);
|
|
return S_OK;
|
|
}
|
|
|
|
static HRESULT interp_icall(exec_ctx_t *ctx)
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|
{
|
|
VARIANT v;
|
|
HRESULT hres;
|
|
|
|
TRACE("\n");
|
|
|
|
hres = do_icall(ctx, &v);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
return stack_push(ctx, &v);
|
|
}
|
|
|
|
static HRESULT interp_icallv(exec_ctx_t *ctx)
|
|
{
|
|
TRACE("\n");
|
|
return do_icall(ctx, NULL);
|
|
}
|
|
|
|
static HRESULT do_mcall(exec_ctx_t *ctx, VARIANT *res)
|
|
{
|
|
const BSTR identifier = ctx->instr->arg1.bstr;
|
|
const unsigned arg_cnt = ctx->instr->arg2.uint;
|
|
IDispatch *obj;
|
|
DISPPARAMS dp;
|
|
DISPID id;
|
|
HRESULT hres;
|
|
|
|
hres = stack_pop_disp(ctx, &obj);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
if(!obj) {
|
|
FIXME("NULL obj\n");
|
|
return E_FAIL;
|
|
}
|
|
|
|
vbstack_to_dp(ctx, arg_cnt, FALSE, &dp);
|
|
|
|
hres = disp_get_id(obj, identifier, VBDISP_CALLGET, FALSE, &id);
|
|
if(SUCCEEDED(hres))
|
|
hres = disp_call(ctx->script, obj, id, &dp, res);
|
|
IDispatch_Release(obj);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
stack_popn(ctx, arg_cnt);
|
|
return S_OK;
|
|
}
|
|
|
|
static HRESULT interp_mcall(exec_ctx_t *ctx)
|
|
{
|
|
VARIANT res;
|
|
HRESULT hres;
|
|
|
|
TRACE("\n");
|
|
|
|
hres = do_mcall(ctx, &res);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
return stack_push(ctx, &res);
|
|
}
|
|
|
|
static HRESULT interp_mcallv(exec_ctx_t *ctx)
|
|
{
|
|
TRACE("\n");
|
|
|
|
return do_mcall(ctx, NULL);
|
|
}
|
|
|
|
static HRESULT assign_ident(exec_ctx_t *ctx, BSTR name, DISPPARAMS *dp)
|
|
{
|
|
ref_t ref;
|
|
HRESULT hres;
|
|
|
|
hres = lookup_identifier(ctx, name, VBDISP_LET, &ref);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
switch(ref.type) {
|
|
case REF_VAR: {
|
|
VARIANT *v = ref.u.v;
|
|
|
|
if(arg_cnt(dp)) {
|
|
FIXME("arg_cnt %d not supported\n", arg_cnt(dp));
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
if(V_VT(v) == (VT_VARIANT|VT_BYREF))
|
|
v = V_VARIANTREF(v);
|
|
|
|
hres = VariantCopy(v, dp->rgvarg);
|
|
break;
|
|
}
|
|
case REF_DISP:
|
|
hres = disp_propput(ctx->script, ref.u.d.disp, ref.u.d.id, dp);
|
|
break;
|
|
case REF_FUNC:
|
|
FIXME("functions not implemented\n");
|
|
return E_NOTIMPL;
|
|
case REF_OBJ:
|
|
FIXME("REF_OBJ\n");
|
|
return E_NOTIMPL;
|
|
case REF_CONST:
|
|
FIXME("REF_CONST\n");
|
|
return E_NOTIMPL;
|
|
case REF_NONE:
|
|
if(ctx->func->code_ctx->option_explicit) {
|
|
FIXME("throw exception\n");
|
|
hres = E_FAIL;
|
|
}else {
|
|
if(arg_cnt(dp)) {
|
|
FIXME("arg_cnt %d not supported\n", arg_cnt(dp));
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
TRACE("creating variable %s\n", debugstr_w(name));
|
|
hres = add_dynamic_var(ctx, name, FALSE, dp->rgvarg, FALSE);
|
|
}
|
|
}
|
|
|
|
return hres;
|
|
}
|
|
|
|
static HRESULT interp_assign_ident(exec_ctx_t *ctx)
|
|
{
|
|
const BSTR arg = ctx->instr->arg1.bstr;
|
|
const unsigned arg_cnt = ctx->instr->arg2.uint;
|
|
DISPPARAMS dp;
|
|
HRESULT hres;
|
|
|
|
TRACE("%s\n", debugstr_w(arg));
|
|
|
|
hres = stack_assume_val(ctx, arg_cnt);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
vbstack_to_dp(ctx, arg_cnt, TRUE, &dp);
|
|
hres = assign_ident(ctx, arg, &dp);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
stack_popn(ctx, arg_cnt+1);
|
|
return S_OK;
|
|
}
|
|
|
|
static HRESULT interp_set_ident(exec_ctx_t *ctx)
|
|
{
|
|
const BSTR arg = ctx->instr->arg1.bstr;
|
|
const unsigned arg_cnt = ctx->instr->arg2.uint;
|
|
DISPPARAMS dp;
|
|
HRESULT hres;
|
|
|
|
TRACE("%s\n", debugstr_w(arg));
|
|
|
|
if(arg_cnt) {
|
|
FIXME("arguments not supported\n");
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
hres = stack_assume_disp(ctx, 0, NULL);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
vbstack_to_dp(ctx, 0, TRUE, &dp);
|
|
hres = assign_ident(ctx, ctx->instr->arg1.bstr, &dp);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
stack_popn(ctx, 1);
|
|
return S_OK;
|
|
}
|
|
|
|
static HRESULT interp_assign_member(exec_ctx_t *ctx)
|
|
{
|
|
BSTR identifier = ctx->instr->arg1.bstr;
|
|
const unsigned arg_cnt = ctx->instr->arg2.uint;
|
|
IDispatch *obj;
|
|
DISPPARAMS dp;
|
|
DISPID id;
|
|
HRESULT hres;
|
|
|
|
TRACE("%s\n", debugstr_w(identifier));
|
|
|
|
hres = stack_assume_disp(ctx, arg_cnt+1, &obj);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
if(!obj) {
|
|
FIXME("NULL obj\n");
|
|
return E_FAIL;
|
|
}
|
|
|
|
hres = stack_assume_val(ctx, arg_cnt);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
hres = disp_get_id(obj, identifier, VBDISP_LET, FALSE, &id);
|
|
if(SUCCEEDED(hres)) {
|
|
vbstack_to_dp(ctx, arg_cnt, TRUE, &dp);
|
|
hres = disp_propput(ctx->script, obj, id, &dp);
|
|
}
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
stack_popn(ctx, arg_cnt+2);
|
|
return S_OK;
|
|
}
|
|
|
|
static HRESULT interp_set_member(exec_ctx_t *ctx)
|
|
{
|
|
BSTR identifier = ctx->instr->arg1.bstr;
|
|
const unsigned arg_cnt = ctx->instr->arg2.uint;
|
|
IDispatch *obj;
|
|
DISPPARAMS dp;
|
|
DISPID id;
|
|
HRESULT hres;
|
|
|
|
TRACE("%s\n", debugstr_w(identifier));
|
|
|
|
if(arg_cnt) {
|
|
FIXME("arguments not supported\n");
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
hres = stack_assume_disp(ctx, 1, &obj);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
if(!obj) {
|
|
FIXME("NULL obj\n");
|
|
return E_FAIL;
|
|
}
|
|
|
|
hres = stack_assume_disp(ctx, 0, NULL);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
hres = disp_get_id(obj, identifier, VBDISP_SET, FALSE, &id);
|
|
if(SUCCEEDED(hres)) {
|
|
vbstack_to_dp(ctx, arg_cnt, TRUE, &dp);
|
|
hres = disp_propput(ctx->script, obj, id, &dp);
|
|
}
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
stack_popn(ctx, 2);
|
|
return S_OK;
|
|
}
|
|
|
|
static HRESULT interp_const(exec_ctx_t *ctx)
|
|
{
|
|
BSTR arg = ctx->instr->arg1.bstr;
|
|
variant_val_t val;
|
|
ref_t ref;
|
|
HRESULT hres;
|
|
|
|
TRACE("%s\n", debugstr_w(arg));
|
|
|
|
assert(ctx->func->type == FUNC_GLOBAL);
|
|
|
|
hres = lookup_identifier(ctx, arg, VBDISP_CALLGET, &ref);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
if(ref.type != REF_NONE) {
|
|
FIXME("%s already defined\n", debugstr_w(arg));
|
|
return E_FAIL;
|
|
}
|
|
|
|
hres = stack_pop_val(ctx, &val);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
return add_dynamic_var(ctx, arg, TRUE, val.v, val.owned);
|
|
}
|
|
|
|
static HRESULT interp_val(exec_ctx_t *ctx)
|
|
{
|
|
variant_val_t val;
|
|
VARIANT v;
|
|
HRESULT hres;
|
|
|
|
TRACE("\n");
|
|
|
|
hres = stack_pop_val(ctx, &val);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
if(!val.owned) {
|
|
V_VT(&v) = VT_EMPTY;
|
|
hres = VariantCopy(&v, val.v);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
}
|
|
|
|
return stack_push(ctx, val.owned ? val.v : &v);
|
|
}
|
|
|
|
static HRESULT interp_pop(exec_ctx_t *ctx)
|
|
{
|
|
const unsigned n = ctx->instr->arg1.uint;
|
|
|
|
TRACE("%u\n", n);
|
|
|
|
stack_popn(ctx, n);
|
|
return S_OK;
|
|
}
|
|
|
|
static HRESULT interp_new(exec_ctx_t *ctx)
|
|
{
|
|
const WCHAR *arg = ctx->instr->arg1.bstr;
|
|
class_desc_t *class_desc;
|
|
vbdisp_t *obj;
|
|
VARIANT v;
|
|
HRESULT hres;
|
|
|
|
TRACE("%s\n", debugstr_w(arg));
|
|
|
|
for(class_desc = ctx->script->classes; class_desc; class_desc = class_desc->next) {
|
|
if(!strcmpiW(class_desc->name, arg))
|
|
break;
|
|
}
|
|
if(!class_desc) {
|
|
FIXME("Class %s not found\n", debugstr_w(arg));
|
|
return E_FAIL;
|
|
}
|
|
|
|
hres = create_vbdisp(class_desc, &obj);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
V_VT(&v) = VT_DISPATCH;
|
|
V_DISPATCH(&v) = (IDispatch*)&obj->IDispatchEx_iface;
|
|
return stack_push(ctx, &v);
|
|
}
|
|
|
|
static HRESULT interp_step(exec_ctx_t *ctx)
|
|
{
|
|
const BSTR ident = ctx->instr->arg2.bstr;
|
|
BOOL gteq_zero;
|
|
VARIANT zero;
|
|
ref_t ref;
|
|
HRESULT hres;
|
|
|
|
TRACE("%s\n", debugstr_w(ident));
|
|
|
|
V_VT(&zero) = VT_I2;
|
|
V_I2(&zero) = 0;
|
|
hres = VarCmp(stack_top(ctx, 0), &zero, ctx->script->lcid, 0);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
gteq_zero = hres == VARCMP_GT || hres == VARCMP_EQ;
|
|
|
|
hres = lookup_identifier(ctx, ident, VBDISP_ANY, &ref);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
if(ref.type != REF_VAR) {
|
|
FIXME("%s is not REF_VAR\n", debugstr_w(ident));
|
|
return E_FAIL;
|
|
}
|
|
|
|
hres = VarCmp(ref.u.v, stack_top(ctx, 1), ctx->script->lcid, 0);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
if(hres == VARCMP_EQ || hres == (gteq_zero ? VARCMP_LT : VARCMP_GT))
|
|
ctx->instr++;
|
|
else
|
|
instr_jmp(ctx, ctx->instr->arg1.uint);
|
|
return S_OK;
|
|
}
|
|
|
|
static HRESULT interp_jmp(exec_ctx_t *ctx)
|
|
{
|
|
const unsigned arg = ctx->instr->arg1.uint;
|
|
|
|
TRACE("%u\n", arg);
|
|
|
|
instr_jmp(ctx, arg);
|
|
return S_OK;
|
|
}
|
|
|
|
static HRESULT interp_jmp_false(exec_ctx_t *ctx)
|
|
{
|
|
const unsigned arg = ctx->instr->arg1.uint;
|
|
HRESULT hres;
|
|
BOOL b;
|
|
|
|
TRACE("%u\n", arg);
|
|
|
|
hres = stack_pop_bool(ctx, &b);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
if(b)
|
|
ctx->instr++;
|
|
else
|
|
instr_jmp(ctx, ctx->instr->arg1.uint);
|
|
return S_OK;
|
|
}
|
|
|
|
static HRESULT interp_jmp_true(exec_ctx_t *ctx)
|
|
{
|
|
const unsigned arg = ctx->instr->arg1.uint;
|
|
HRESULT hres;
|
|
BOOL b;
|
|
|
|
TRACE("%u\n", arg);
|
|
|
|
hres = stack_pop_bool(ctx, &b);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
if(b)
|
|
instr_jmp(ctx, ctx->instr->arg1.uint);
|
|
else
|
|
ctx->instr++;
|
|
return S_OK;
|
|
}
|
|
|
|
static HRESULT interp_ret(exec_ctx_t *ctx)
|
|
{
|
|
TRACE("\n");
|
|
|
|
ctx->instr = NULL;
|
|
return S_OK;
|
|
}
|
|
|
|
static HRESULT interp_stop(exec_ctx_t *ctx)
|
|
{
|
|
WARN("\n");
|
|
|
|
/* NOTE: this should have effect in debugging mode (that we don't support yet) */
|
|
return S_OK;
|
|
}
|
|
|
|
static HRESULT interp_me(exec_ctx_t *ctx)
|
|
{
|
|
VARIANT v;
|
|
|
|
TRACE("\n");
|
|
|
|
IDispatch_AddRef(ctx->this_obj);
|
|
V_VT(&v) = VT_DISPATCH;
|
|
V_DISPATCH(&v) = ctx->this_obj;
|
|
return stack_push(ctx, &v);
|
|
}
|
|
|
|
static HRESULT interp_bool(exec_ctx_t *ctx)
|
|
{
|
|
const VARIANT_BOOL arg = ctx->instr->arg1.lng;
|
|
VARIANT v;
|
|
|
|
TRACE("%s\n", arg ? "true" : "false");
|
|
|
|
V_VT(&v) = VT_BOOL;
|
|
V_BOOL(&v) = arg;
|
|
return stack_push(ctx, &v);
|
|
}
|
|
|
|
static HRESULT interp_errmode(exec_ctx_t *ctx)
|
|
{
|
|
const int err_mode = ctx->instr->arg1.uint;
|
|
|
|
TRACE("%d\n", err_mode);
|
|
|
|
ctx->resume_next = err_mode;
|
|
return S_OK;
|
|
}
|
|
|
|
static HRESULT interp_string(exec_ctx_t *ctx)
|
|
{
|
|
VARIANT v;
|
|
|
|
TRACE("\n");
|
|
|
|
V_VT(&v) = VT_BSTR;
|
|
V_BSTR(&v) = SysAllocString(ctx->instr->arg1.str);
|
|
if(!V_BSTR(&v))
|
|
return E_OUTOFMEMORY;
|
|
|
|
return stack_push(ctx, &v);
|
|
}
|
|
|
|
static HRESULT interp_long(exec_ctx_t *ctx)
|
|
{
|
|
const LONG arg = ctx->instr->arg1.lng;
|
|
VARIANT v;
|
|
|
|
TRACE("%d\n", arg);
|
|
|
|
V_VT(&v) = VT_I4;
|
|
V_I4(&v) = arg;
|
|
return stack_push(ctx, &v);
|
|
}
|
|
|
|
static HRESULT interp_short(exec_ctx_t *ctx)
|
|
{
|
|
const LONG arg = ctx->instr->arg1.lng;
|
|
VARIANT v;
|
|
|
|
TRACE("%d\n", arg);
|
|
|
|
V_VT(&v) = VT_I2;
|
|
V_I2(&v) = arg;
|
|
return stack_push(ctx, &v);
|
|
}
|
|
|
|
static HRESULT interp_double(exec_ctx_t *ctx)
|
|
{
|
|
const DOUBLE *arg = ctx->instr->arg1.dbl;
|
|
VARIANT v;
|
|
|
|
TRACE("%lf\n", *arg);
|
|
|
|
V_VT(&v) = VT_R8;
|
|
V_R8(&v) = *arg;
|
|
return stack_push(ctx, &v);
|
|
}
|
|
|
|
static HRESULT interp_empty(exec_ctx_t *ctx)
|
|
{
|
|
VARIANT v;
|
|
|
|
TRACE("\n");
|
|
|
|
V_VT(&v) = VT_EMPTY;
|
|
return stack_push(ctx, &v);
|
|
}
|
|
|
|
static HRESULT interp_null(exec_ctx_t *ctx)
|
|
{
|
|
VARIANT v;
|
|
|
|
TRACE("\n");
|
|
|
|
V_VT(&v) = VT_NULL;
|
|
return stack_push(ctx, &v);
|
|
}
|
|
|
|
static HRESULT interp_nothing(exec_ctx_t *ctx)
|
|
{
|
|
VARIANT v;
|
|
|
|
TRACE("\n");
|
|
|
|
V_VT(&v) = VT_DISPATCH;
|
|
V_DISPATCH(&v) = NULL;
|
|
return stack_push(ctx, &v);
|
|
}
|
|
|
|
static HRESULT interp_not(exec_ctx_t *ctx)
|
|
{
|
|
variant_val_t val;
|
|
VARIANT v;
|
|
HRESULT hres;
|
|
|
|
TRACE("\n");
|
|
|
|
hres = stack_pop_val(ctx, &val);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
hres = VarNot(val.v, &v);
|
|
release_val(&val);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
return stack_push(ctx, &v);
|
|
}
|
|
|
|
static HRESULT interp_and(exec_ctx_t *ctx)
|
|
{
|
|
variant_val_t r, l;
|
|
VARIANT v;
|
|
HRESULT hres;
|
|
|
|
TRACE("\n");
|
|
|
|
hres = stack_pop_val(ctx, &r);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
hres = stack_pop_val(ctx, &l);
|
|
if(SUCCEEDED(hres)) {
|
|
hres = VarAnd(l.v, r.v, &v);
|
|
release_val(&l);
|
|
}
|
|
release_val(&r);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
return stack_push(ctx, &v);
|
|
}
|
|
|
|
static HRESULT interp_or(exec_ctx_t *ctx)
|
|
{
|
|
variant_val_t r, l;
|
|
VARIANT v;
|
|
HRESULT hres;
|
|
|
|
TRACE("\n");
|
|
|
|
hres = stack_pop_val(ctx, &r);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
hres = stack_pop_val(ctx, &l);
|
|
if(SUCCEEDED(hres)) {
|
|
hres = VarOr(l.v, r.v, &v);
|
|
release_val(&l);
|
|
}
|
|
release_val(&r);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
return stack_push(ctx, &v);
|
|
}
|
|
|
|
static HRESULT interp_xor(exec_ctx_t *ctx)
|
|
{
|
|
variant_val_t r, l;
|
|
VARIANT v;
|
|
HRESULT hres;
|
|
|
|
TRACE("\n");
|
|
|
|
hres = stack_pop_val(ctx, &r);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
hres = stack_pop_val(ctx, &l);
|
|
if(SUCCEEDED(hres)) {
|
|
hres = VarXor(l.v, r.v, &v);
|
|
release_val(&l);
|
|
}
|
|
release_val(&r);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
return stack_push(ctx, &v);
|
|
}
|
|
|
|
static HRESULT interp_eqv(exec_ctx_t *ctx)
|
|
{
|
|
variant_val_t r, l;
|
|
VARIANT v;
|
|
HRESULT hres;
|
|
|
|
TRACE("\n");
|
|
|
|
hres = stack_pop_val(ctx, &r);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
hres = stack_pop_val(ctx, &l);
|
|
if(SUCCEEDED(hres)) {
|
|
hres = VarEqv(l.v, r.v, &v);
|
|
release_val(&l);
|
|
}
|
|
release_val(&r);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
return stack_push(ctx, &v);
|
|
}
|
|
|
|
static HRESULT interp_imp(exec_ctx_t *ctx)
|
|
{
|
|
variant_val_t r, l;
|
|
VARIANT v;
|
|
HRESULT hres;
|
|
|
|
TRACE("\n");
|
|
|
|
hres = stack_pop_val(ctx, &r);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
hres = stack_pop_val(ctx, &l);
|
|
if(SUCCEEDED(hres)) {
|
|
hres = VarImp(l.v, r.v, &v);
|
|
release_val(&l);
|
|
}
|
|
release_val(&r);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
return stack_push(ctx, &v);
|
|
}
|
|
|
|
static HRESULT cmp_oper(exec_ctx_t *ctx)
|
|
{
|
|
variant_val_t l, r;
|
|
HRESULT hres;
|
|
|
|
hres = stack_pop_val(ctx, &r);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
hres = stack_pop_val(ctx, &l);
|
|
if(SUCCEEDED(hres)) {
|
|
if(V_VT(l.v) == VT_NULL || V_VT(r.v) == VT_NULL) {
|
|
FIXME("comparing nulls is not implemented\n");
|
|
hres = E_NOTIMPL;
|
|
}else {
|
|
hres = VarCmp(l.v, r.v, ctx->script->lcid, 0);
|
|
}
|
|
}
|
|
|
|
release_val(&r);
|
|
release_val(&l);
|
|
return hres;
|
|
}
|
|
|
|
static HRESULT interp_equal(exec_ctx_t *ctx)
|
|
{
|
|
VARIANT v;
|
|
HRESULT hres;
|
|
|
|
TRACE("\n");
|
|
|
|
hres = cmp_oper(ctx);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
V_VT(&v) = VT_BOOL;
|
|
V_BOOL(&v) = hres == VARCMP_EQ ? VARIANT_TRUE : VARIANT_FALSE;
|
|
return stack_push(ctx, &v);
|
|
}
|
|
|
|
static HRESULT interp_nequal(exec_ctx_t *ctx)
|
|
{
|
|
VARIANT v;
|
|
HRESULT hres;
|
|
|
|
TRACE("\n");
|
|
|
|
hres = cmp_oper(ctx);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
V_VT(&v) = VT_BOOL;
|
|
V_BOOL(&v) = hres != VARCMP_EQ ? VARIANT_TRUE : VARIANT_FALSE;
|
|
return stack_push(ctx, &v);
|
|
}
|
|
|
|
static HRESULT interp_gt(exec_ctx_t *ctx)
|
|
{
|
|
VARIANT v;
|
|
HRESULT hres;
|
|
|
|
TRACE("\n");
|
|
|
|
hres = cmp_oper(ctx);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
V_VT(&v) = VT_BOOL;
|
|
V_BOOL(&v) = hres == VARCMP_GT ? VARIANT_TRUE : VARIANT_FALSE;
|
|
return stack_push(ctx, &v);
|
|
}
|
|
|
|
static HRESULT interp_gteq(exec_ctx_t *ctx)
|
|
{
|
|
VARIANT v;
|
|
HRESULT hres;
|
|
|
|
TRACE("\n");
|
|
|
|
hres = cmp_oper(ctx);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
V_VT(&v) = VT_BOOL;
|
|
V_BOOL(&v) = hres == VARCMP_GT || hres == VARCMP_EQ ? VARIANT_TRUE : VARIANT_FALSE;
|
|
return stack_push(ctx, &v);
|
|
}
|
|
|
|
static HRESULT interp_lt(exec_ctx_t *ctx)
|
|
{
|
|
VARIANT v;
|
|
HRESULT hres;
|
|
|
|
TRACE("\n");
|
|
|
|
hres = cmp_oper(ctx);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
V_VT(&v) = VT_BOOL;
|
|
V_BOOL(&v) = hres == VARCMP_LT ? VARIANT_TRUE : VARIANT_FALSE;
|
|
return stack_push(ctx, &v);
|
|
}
|
|
|
|
static HRESULT interp_lteq(exec_ctx_t *ctx)
|
|
{
|
|
VARIANT v;
|
|
HRESULT hres;
|
|
|
|
TRACE("\n");
|
|
|
|
hres = cmp_oper(ctx);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
V_VT(&v) = VT_BOOL;
|
|
V_BOOL(&v) = hres == VARCMP_LT || hres == VARCMP_EQ ? VARIANT_TRUE : VARIANT_FALSE;
|
|
return stack_push(ctx, &v);
|
|
}
|
|
|
|
static HRESULT disp_cmp(IDispatch *disp1, IDispatch *disp2, VARIANT_BOOL *ret)
|
|
{
|
|
IObjectIdentity *identity;
|
|
IUnknown *unk1, *unk2;
|
|
HRESULT hres;
|
|
|
|
if(disp1 == disp2) {
|
|
*ret = VARIANT_TRUE;
|
|
return S_OK;
|
|
}
|
|
|
|
if(!disp1 || !disp2) {
|
|
*ret = VARIANT_FALSE;
|
|
return S_OK;
|
|
}
|
|
|
|
hres = IDispatch_QueryInterface(disp1, &IID_IUnknown, (void**)&unk1);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
hres = IDispatch_QueryInterface(disp2, &IID_IUnknown, (void**)&unk2);
|
|
if(FAILED(hres)) {
|
|
IUnknown_Release(unk1);
|
|
return hres;
|
|
}
|
|
|
|
if(unk1 == unk2) {
|
|
*ret = VARIANT_TRUE;
|
|
}else {
|
|
hres = IUnknown_QueryInterface(unk1, &IID_IObjectIdentity, (void**)&identity);
|
|
if(SUCCEEDED(hres)) {
|
|
hres = IObjectIdentity_IsEqualObject(identity, unk2);
|
|
IObjectIdentity_Release(identity);
|
|
*ret = hres == S_OK ? VARIANT_TRUE : VARIANT_FALSE;
|
|
}else {
|
|
*ret = VARIANT_FALSE;
|
|
}
|
|
}
|
|
|
|
IUnknown_Release(unk1);
|
|
IUnknown_Release(unk2);
|
|
return S_OK;
|
|
}
|
|
|
|
static HRESULT interp_is(exec_ctx_t *ctx)
|
|
{
|
|
IDispatch *l, *r;
|
|
VARIANT v;
|
|
HRESULT hres;
|
|
|
|
TRACE("\n");
|
|
|
|
hres = stack_pop_disp(ctx, &r);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
hres = stack_pop_disp(ctx, &l);
|
|
if(SUCCEEDED(hres)) {
|
|
V_VT(&v) = VT_BOOL;
|
|
hres = disp_cmp(l, r, &V_BOOL(&v));
|
|
if(l)
|
|
IDispatch_Release(l);
|
|
}
|
|
if(r)
|
|
IDispatch_Release(r);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
return stack_push(ctx, &v);
|
|
}
|
|
|
|
static HRESULT interp_concat(exec_ctx_t *ctx)
|
|
{
|
|
variant_val_t r, l;
|
|
VARIANT v;
|
|
HRESULT hres;
|
|
|
|
TRACE("\n");
|
|
|
|
hres = stack_pop_val(ctx, &r);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
hres = stack_pop_val(ctx, &l);
|
|
if(SUCCEEDED(hres)) {
|
|
hres = VarCat(l.v, r.v, &v);
|
|
release_val(&l);
|
|
}
|
|
release_val(&r);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
return stack_push(ctx, &v);
|
|
}
|
|
|
|
static HRESULT interp_add(exec_ctx_t *ctx)
|
|
{
|
|
variant_val_t r, l;
|
|
VARIANT v;
|
|
HRESULT hres;
|
|
|
|
TRACE("\n");
|
|
|
|
hres = stack_pop_val(ctx, &r);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
hres = stack_pop_val(ctx, &l);
|
|
if(SUCCEEDED(hres)) {
|
|
hres = VarAdd(l.v, r.v, &v);
|
|
release_val(&l);
|
|
}
|
|
release_val(&r);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
return stack_push(ctx, &v);
|
|
}
|
|
|
|
static HRESULT interp_sub(exec_ctx_t *ctx)
|
|
{
|
|
variant_val_t r, l;
|
|
VARIANT v;
|
|
HRESULT hres;
|
|
|
|
TRACE("\n");
|
|
|
|
hres = stack_pop_val(ctx, &r);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
hres = stack_pop_val(ctx, &l);
|
|
if(SUCCEEDED(hres)) {
|
|
hres = VarSub(l.v, r.v, &v);
|
|
release_val(&l);
|
|
}
|
|
release_val(&r);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
return stack_push(ctx, &v);
|
|
}
|
|
|
|
static HRESULT interp_mod(exec_ctx_t *ctx)
|
|
{
|
|
variant_val_t r, l;
|
|
VARIANT v;
|
|
HRESULT hres;
|
|
|
|
TRACE("\n");
|
|
|
|
hres = stack_pop_val(ctx, &r);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
hres = stack_pop_val(ctx, &l);
|
|
if(SUCCEEDED(hres)) {
|
|
hres = VarMod(l.v, r.v, &v);
|
|
release_val(&l);
|
|
}
|
|
release_val(&r);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
return stack_push(ctx, &v);
|
|
}
|
|
|
|
static HRESULT interp_idiv(exec_ctx_t *ctx)
|
|
{
|
|
variant_val_t r, l;
|
|
VARIANT v;
|
|
HRESULT hres;
|
|
|
|
TRACE("\n");
|
|
|
|
hres = stack_pop_val(ctx, &r);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
hres = stack_pop_val(ctx, &l);
|
|
if(SUCCEEDED(hres)) {
|
|
hres = VarIdiv(l.v, r.v, &v);
|
|
release_val(&l);
|
|
}
|
|
release_val(&r);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
return stack_push(ctx, &v);
|
|
}
|
|
|
|
static HRESULT interp_div(exec_ctx_t *ctx)
|
|
{
|
|
variant_val_t r, l;
|
|
VARIANT v;
|
|
HRESULT hres;
|
|
|
|
TRACE("\n");
|
|
|
|
hres = stack_pop_val(ctx, &r);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
hres = stack_pop_val(ctx, &l);
|
|
if(SUCCEEDED(hres)) {
|
|
hres = VarDiv(l.v, r.v, &v);
|
|
release_val(&l);
|
|
}
|
|
release_val(&r);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
return stack_push(ctx, &v);
|
|
}
|
|
|
|
static HRESULT interp_mul(exec_ctx_t *ctx)
|
|
{
|
|
variant_val_t r, l;
|
|
VARIANT v;
|
|
HRESULT hres;
|
|
|
|
TRACE("\n");
|
|
|
|
hres = stack_pop_val(ctx, &r);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
hres = stack_pop_val(ctx, &l);
|
|
if(SUCCEEDED(hres)) {
|
|
hres = VarMul(l.v, r.v, &v);
|
|
release_val(&l);
|
|
}
|
|
release_val(&r);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
return stack_push(ctx, &v);
|
|
}
|
|
|
|
static HRESULT interp_exp(exec_ctx_t *ctx)
|
|
{
|
|
variant_val_t r, l;
|
|
VARIANT v;
|
|
HRESULT hres;
|
|
|
|
TRACE("\n");
|
|
|
|
hres = stack_pop_val(ctx, &r);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
hres = stack_pop_val(ctx, &l);
|
|
if(SUCCEEDED(hres)) {
|
|
hres = VarPow(l.v, r.v, &v);
|
|
release_val(&l);
|
|
}
|
|
release_val(&r);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
return stack_push(ctx, &v);
|
|
}
|
|
|
|
static HRESULT interp_neg(exec_ctx_t *ctx)
|
|
{
|
|
variant_val_t val;
|
|
VARIANT v;
|
|
HRESULT hres;
|
|
|
|
hres = stack_pop_val(ctx, &val);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
hres = VarNeg(val.v, &v);
|
|
release_val(&val);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
return stack_push(ctx, &v);
|
|
}
|
|
|
|
static HRESULT interp_incc(exec_ctx_t *ctx)
|
|
{
|
|
const BSTR ident = ctx->instr->arg1.bstr;
|
|
VARIANT v;
|
|
ref_t ref;
|
|
HRESULT hres;
|
|
|
|
TRACE("\n");
|
|
|
|
hres = lookup_identifier(ctx, ident, VBDISP_LET, &ref);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
if(ref.type != REF_VAR) {
|
|
FIXME("ref.type is not REF_VAR\n");
|
|
return E_FAIL;
|
|
}
|
|
|
|
hres = VarAdd(stack_top(ctx, 0), ref.u.v, &v);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
VariantClear(ref.u.v);
|
|
*ref.u.v = v;
|
|
return S_OK;
|
|
}
|
|
|
|
static const instr_func_t op_funcs[] = {
|
|
#define X(x,n,a,b) interp_ ## x,
|
|
OP_LIST
|
|
#undef X
|
|
};
|
|
|
|
static const unsigned op_move[] = {
|
|
#define X(x,n,a,b) n,
|
|
OP_LIST
|
|
#undef X
|
|
};
|
|
|
|
void release_dynamic_vars(dynamic_var_t *var)
|
|
{
|
|
while(var) {
|
|
VariantClear(&var->v);
|
|
var = var->next;
|
|
}
|
|
}
|
|
|
|
static void release_exec(exec_ctx_t *ctx)
|
|
{
|
|
unsigned i;
|
|
|
|
VariantClear(&ctx->ret_val);
|
|
release_dynamic_vars(ctx->dynamic_vars);
|
|
|
|
if(ctx->this_obj)
|
|
IDispatch_Release(ctx->this_obj);
|
|
|
|
if(ctx->args) {
|
|
for(i=0; i < ctx->func->arg_cnt; i++)
|
|
VariantClear(ctx->args+i);
|
|
}
|
|
|
|
if(ctx->vars) {
|
|
for(i=0; i < ctx->func->var_cnt; i++)
|
|
VariantClear(ctx->vars+i);
|
|
}
|
|
|
|
vbsheap_free(&ctx->heap);
|
|
heap_free(ctx->args);
|
|
heap_free(ctx->vars);
|
|
heap_free(ctx->stack);
|
|
}
|
|
|
|
HRESULT exec_script(script_ctx_t *ctx, function_t *func, IDispatch *this_obj, DISPPARAMS *dp, VARIANT *res)
|
|
{
|
|
exec_ctx_t exec = {func->code_ctx};
|
|
vbsop_t op;
|
|
HRESULT hres = S_OK;
|
|
|
|
exec.code = func->code_ctx;
|
|
|
|
if(dp ? func->arg_cnt != arg_cnt(dp) : func->arg_cnt) {
|
|
FIXME("wrong arg_cnt %d, expected %d\n", dp ? arg_cnt(dp) : 0, func->arg_cnt);
|
|
return E_FAIL;
|
|
}
|
|
|
|
vbsheap_init(&exec.heap);
|
|
|
|
if(func->arg_cnt) {
|
|
VARIANT *v;
|
|
unsigned i;
|
|
|
|
exec.args = heap_alloc_zero(func->arg_cnt * sizeof(VARIANT));
|
|
if(!exec.args) {
|
|
release_exec(&exec);
|
|
return E_OUTOFMEMORY;
|
|
}
|
|
|
|
for(i=0; i < func->arg_cnt; i++) {
|
|
v = get_arg(dp, i);
|
|
if(V_VT(v) == (VT_VARIANT|VT_BYREF)) {
|
|
if(func->args[i].by_ref)
|
|
exec.args[i] = *v;
|
|
else
|
|
hres = VariantCopy(exec.args+i, V_VARIANTREF(v));
|
|
}else {
|
|
hres = VariantCopy(exec.args+i, v);
|
|
}
|
|
if(FAILED(hres)) {
|
|
release_exec(&exec);
|
|
return hres;
|
|
}
|
|
}
|
|
}else {
|
|
exec.args = NULL;
|
|
}
|
|
|
|
if(func->var_cnt) {
|
|
exec.vars = heap_alloc_zero(func->var_cnt * sizeof(VARIANT));
|
|
if(!exec.vars) {
|
|
release_exec(&exec);
|
|
return E_OUTOFMEMORY;
|
|
}
|
|
}else {
|
|
exec.vars = NULL;
|
|
}
|
|
|
|
exec.stack_size = 16;
|
|
exec.top = 0;
|
|
exec.stack = heap_alloc(exec.stack_size * sizeof(VARIANT));
|
|
if(!exec.stack) {
|
|
release_exec(&exec);
|
|
return E_OUTOFMEMORY;
|
|
}
|
|
|
|
if(this_obj)
|
|
exec.this_obj = this_obj;
|
|
else if (ctx->host_global)
|
|
exec.this_obj = ctx->host_global;
|
|
else
|
|
exec.this_obj = (IDispatch*)&ctx->script_obj->IDispatchEx_iface;
|
|
IDispatch_AddRef(exec.this_obj);
|
|
|
|
exec.instr = exec.code->instrs + func->code_off;
|
|
exec.script = ctx;
|
|
exec.func = func;
|
|
|
|
while(exec.instr) {
|
|
op = exec.instr->op;
|
|
hres = op_funcs[op](&exec);
|
|
if(FAILED(hres)) {
|
|
if(exec.resume_next)
|
|
FIXME("Failed %08x in resume next mode\n", hres);
|
|
else
|
|
WARN("Failed %08x\n", hres);
|
|
stack_popn(&exec, exec.top);
|
|
break;
|
|
}
|
|
|
|
exec.instr += op_move[op];
|
|
}
|
|
|
|
assert(!exec.top);
|
|
if(func->type != FUNC_FUNCTION && func->type != FUNC_PROPGET && func->type != FUNC_DEFGET)
|
|
assert(V_VT(&exec.ret_val) == VT_EMPTY);
|
|
|
|
if(SUCCEEDED(hres) && res) {
|
|
*res = exec.ret_val;
|
|
V_VT(&exec.ret_val) = VT_EMPTY;
|
|
}
|
|
|
|
release_exec(&exec);
|
|
return hres;
|
|
}
|