mirror of
git://source.winehq.org/git/wine.git
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![Gabriel Ivăncescu](/assets/img/avatar_default.png)
Signed-off-by: Gabriel Ivăncescu <gabrielopcode@gmail.com> Signed-off-by: Jacek Caban <jacek@codeweavers.com> Signed-off-by: Alexandre Julliard <julliard@winehq.org>
1060 lines
26 KiB
C
1060 lines
26 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 <math.h>
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#include <assert.h>
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#include "jscript.h"
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#include "engine.h"
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#include "wine/debug.h"
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WINE_DEFAULT_DEBUG_CHANNEL(jscript);
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WINE_DECLARE_DEBUG_CHANNEL(heap);
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const char *debugstr_jsval(const jsval_t v)
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{
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switch(jsval_type(v)) {
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case JSV_UNDEFINED:
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return "undefined";
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case JSV_NULL:
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return "null";
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case JSV_OBJECT:
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return wine_dbg_sprintf("obj(%p)", get_object(v));
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case JSV_STRING:
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return wine_dbg_sprintf("str(%s)", debugstr_jsstr(get_string(v)));
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case JSV_NUMBER:
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return wine_dbg_sprintf("%lf", get_number(v));
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case JSV_BOOL:
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return get_bool(v) ? "true" : "false";
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case JSV_VARIANT:
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return debugstr_variant(get_variant(v));
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}
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assert(0);
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return NULL;
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}
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#define MIN_BLOCK_SIZE 128
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#define ARENA_FREE_FILLER 0xaa
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static inline DWORD block_size(DWORD block)
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{
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return MIN_BLOCK_SIZE << block;
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}
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void heap_pool_init(heap_pool_t *heap)
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{
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memset(heap, 0, sizeof(*heap));
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list_init(&heap->custom_blocks);
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}
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void *heap_pool_alloc(heap_pool_t *heap, DWORD size)
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{
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struct list *list;
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void *tmp;
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if(!heap->block_cnt) {
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if(!heap->blocks) {
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heap->blocks = heap_alloc(sizeof(void*));
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if(!heap->blocks)
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return NULL;
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}
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tmp = heap_alloc(block_size(0));
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if(!tmp)
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return NULL;
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heap->blocks[0] = tmp;
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heap->block_cnt = 1;
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}
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if(heap->offset + size <= block_size(heap->last_block)) {
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tmp = ((BYTE*)heap->blocks[heap->last_block])+heap->offset;
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heap->offset += size;
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return tmp;
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}
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if(size <= block_size(heap->last_block+1)) {
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if(heap->last_block+1 == heap->block_cnt) {
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tmp = heap_realloc(heap->blocks, (heap->block_cnt+1)*sizeof(void*));
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if(!tmp)
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return NULL;
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heap->blocks = tmp;
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heap->blocks[heap->block_cnt] = heap_alloc(block_size(heap->block_cnt));
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if(!heap->blocks[heap->block_cnt])
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return NULL;
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heap->block_cnt++;
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}
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heap->last_block++;
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heap->offset = size;
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return heap->blocks[heap->last_block];
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}
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list = heap_alloc(size + sizeof(struct list));
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if(!list)
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return NULL;
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list_add_head(&heap->custom_blocks, list);
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return list+1;
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}
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void *heap_pool_grow(heap_pool_t *heap, void *mem, DWORD size, DWORD inc)
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{
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void *ret;
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if(mem == (BYTE*)heap->blocks[heap->last_block] + heap->offset-size
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&& heap->offset+inc < block_size(heap->last_block)) {
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heap->offset += inc;
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return mem;
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}
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ret = heap_pool_alloc(heap, size+inc);
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if(ret) /* FIXME: avoid copying for custom blocks */
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memcpy(ret, mem, size);
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return ret;
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}
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void heap_pool_clear(heap_pool_t *heap)
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{
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struct list *tmp;
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if(!heap)
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return;
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while((tmp = list_head(&heap->custom_blocks))) {
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list_remove(tmp);
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heap_free(tmp);
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}
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if(WARN_ON(heap)) {
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DWORD i;
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for(i=0; i < heap->block_cnt; i++)
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memset(heap->blocks[i], ARENA_FREE_FILLER, block_size(i));
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}
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heap->last_block = heap->offset = 0;
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heap->mark = FALSE;
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}
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void heap_pool_free(heap_pool_t *heap)
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{
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DWORD i;
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heap_pool_clear(heap);
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for(i=0; i < heap->block_cnt; i++)
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heap_free(heap->blocks[i]);
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heap_free(heap->blocks);
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heap_pool_init(heap);
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}
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heap_pool_t *heap_pool_mark(heap_pool_t *heap)
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{
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if(heap->mark)
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return NULL;
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heap->mark = TRUE;
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return heap;
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}
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void jsval_release(jsval_t val)
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{
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switch(jsval_type(val)) {
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case JSV_OBJECT:
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IDispatch_Release(get_object(val));
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break;
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case JSV_STRING:
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jsstr_release(get_string(val));
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break;
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case JSV_VARIANT:
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VariantClear(get_variant(val));
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heap_free(get_variant(val));
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break;
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default:
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break;
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}
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}
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static HRESULT jsval_variant(jsval_t *val, VARIANT *var)
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{
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VARIANT *v;
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HRESULT hres;
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__JSVAL_TYPE(*val) = JSV_VARIANT;
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__JSVAL_VAR(*val) = v = heap_alloc(sizeof(VARIANT));
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if(!v) {
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*val = jsval_undefined();
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return E_OUTOFMEMORY;
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}
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V_VT(v) = VT_EMPTY;
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hres = VariantCopy(v, var);
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if(FAILED(hres)) {
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*val = jsval_undefined();
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heap_free(v);
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}
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return hres;
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}
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HRESULT jsval_copy(jsval_t v, jsval_t *r)
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{
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switch(jsval_type(v)) {
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case JSV_UNDEFINED:
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case JSV_NULL:
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case JSV_NUMBER:
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case JSV_BOOL:
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*r = v;
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return S_OK;
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case JSV_OBJECT:
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IDispatch_AddRef(get_object(v));
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*r = v;
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return S_OK;
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case JSV_STRING: {
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jsstr_addref(get_string(v));
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*r = v;
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return S_OK;
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}
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case JSV_VARIANT:
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return jsval_variant(r, get_variant(v));
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}
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assert(0);
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return E_FAIL;
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}
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HRESULT variant_to_jsval(script_ctx_t *ctx, VARIANT *var, jsval_t *r)
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{
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if(V_VT(var) == (VT_VARIANT|VT_BYREF))
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var = V_VARIANTREF(var);
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switch(V_VT(var)) {
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case VT_EMPTY:
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*r = jsval_undefined();
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return S_OK;
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case VT_NULL:
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*r = jsval_null();
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return S_OK;
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case VT_BOOL:
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*r = jsval_bool(V_BOOL(var));
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return S_OK;
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case VT_I4:
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*r = jsval_number(V_I4(var));
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return S_OK;
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case VT_R8:
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*r = jsval_number(V_R8(var));
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return S_OK;
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case VT_BSTR: {
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jsstr_t *str;
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if(V_BSTR(var)) {
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str = jsstr_alloc_len(V_BSTR(var), SysStringLen(V_BSTR(var)));
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if(!str)
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return E_OUTOFMEMORY;
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}else {
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str = jsstr_null_bstr();
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}
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*r = jsval_string(str);
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return S_OK;
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}
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case VT_DISPATCH: {
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if(!V_DISPATCH(var)) {
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*r = ctx->html_mode ? jsval_null() : jsval_null_disp();
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return S_OK;
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}
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IDispatch_AddRef(V_DISPATCH(var));
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*r = jsval_disp(V_DISPATCH(var));
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return S_OK;
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}
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case VT_I1:
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*r = jsval_number(V_I1(var));
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return S_OK;
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case VT_UI1:
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*r = jsval_number(V_UI1(var));
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return S_OK;
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case VT_I2:
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*r = jsval_number(V_I2(var));
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return S_OK;
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case VT_UI2:
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*r = jsval_number(V_UI2(var));
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return S_OK;
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case VT_INT:
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*r = jsval_number(V_INT(var));
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return S_OK;
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case VT_UI4:
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*r = jsval_number(V_UI4(var));
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return S_OK;
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case VT_UI8:
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/*
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* Native doesn't support VT_UI8 here, but it's needed for IE9+ APIs
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* (native IE9 doesn't use jscript.dll for JavaScript).
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*/
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*r = jsval_number(V_UI8(var));
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return S_OK;
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case VT_R4:
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*r = jsval_number(V_R4(var));
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return S_OK;
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case VT_CY:
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/* FIXME: Native converts VT_CY to a special kind number type, which is
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* never converted to VT_I4 when it's converted back to VARIANT. */
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*r = jsval_number((double)V_CY(var).int64 / 10000.0);
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WARN("VT_CY: %lf\n", get_number(*r));
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return S_OK;
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case VT_UNKNOWN:
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if(V_UNKNOWN(var)) {
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IDispatch *disp;
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HRESULT hres;
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hres = IUnknown_QueryInterface(V_UNKNOWN(var), &IID_IDispatch, (void**)&disp);
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if(SUCCEEDED(hres)) {
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*r = jsval_disp(disp);
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return S_OK;
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}
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}else {
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*r = ctx->html_mode ? jsval_null() : jsval_null_disp();
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return S_OK;
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}
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/* fall through */
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default:
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return jsval_variant(r, var);
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}
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}
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HRESULT jsval_to_variant(jsval_t val, VARIANT *retv)
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{
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switch(jsval_type(val)) {
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case JSV_UNDEFINED:
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V_VT(retv) = VT_EMPTY;
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return S_OK;
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case JSV_NULL:
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if(get_bool(val)) {
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V_VT(retv) = VT_DISPATCH;
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V_DISPATCH(retv) = NULL;
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return S_OK;
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}
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V_VT(retv) = VT_NULL;
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return S_OK;
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case JSV_OBJECT:
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V_VT(retv) = VT_DISPATCH;
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V_DISPATCH(retv) = get_object(val);
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IDispatch_AddRef(get_object(val));
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return S_OK;
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case JSV_STRING:
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V_VT(retv) = VT_BSTR;
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return jsstr_to_bstr(get_string(val), &V_BSTR(retv));
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case JSV_NUMBER: {
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double n = get_number(val);
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if(is_int32(n)) {
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V_VT(retv) = VT_I4;
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V_I4(retv) = n;
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}else {
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V_VT(retv) = VT_R8;
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V_R8(retv) = n;
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}
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return S_OK;
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}
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case JSV_BOOL:
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V_VT(retv) = VT_BOOL;
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V_BOOL(retv) = get_bool(val) ? VARIANT_TRUE : VARIANT_FALSE;
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return S_OK;
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case JSV_VARIANT:
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V_VT(retv) = VT_EMPTY;
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return VariantCopy(retv, get_variant(val));
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}
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assert(0);
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return E_FAIL;
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}
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/* ECMA-262 3rd Edition 9.1 */
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HRESULT to_primitive(script_ctx_t *ctx, jsval_t val, jsval_t *ret, hint_t hint)
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{
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if(is_object_instance(val)) {
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jsdisp_t *jsdisp;
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jsval_t prim;
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DISPID id;
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HRESULT hres;
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jsdisp = iface_to_jsdisp(get_object(val));
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if(!jsdisp)
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return disp_propget(ctx, get_object(val), DISPID_VALUE, ret);
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if(hint == NO_HINT)
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hint = is_class(jsdisp, JSCLASS_DATE) ? HINT_STRING : HINT_NUMBER;
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/* Native implementation doesn't throw TypeErrors, returns strange values */
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hres = jsdisp_get_id(jsdisp, hint == HINT_STRING ? L"toString" : L"valueOf", 0, &id);
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if(SUCCEEDED(hres)) {
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hres = jsdisp_call(jsdisp, id, DISPATCH_METHOD, 0, NULL, &prim);
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if(FAILED(hres)) {
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WARN("call error - forwarding exception\n");
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jsdisp_release(jsdisp);
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return hres;
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}else if(!is_object_instance(prim)) {
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jsdisp_release(jsdisp);
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*ret = prim;
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return S_OK;
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}else {
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IDispatch_Release(get_object(prim));
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}
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}else if(hres != DISP_E_UNKNOWNNAME) {
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jsdisp_release(jsdisp);
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return hres;
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}
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hres = jsdisp_get_id(jsdisp, hint == HINT_STRING ? L"valueOf" : L"toString", 0, &id);
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if(SUCCEEDED(hres)) {
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hres = jsdisp_call(jsdisp, id, DISPATCH_METHOD, 0, NULL, &prim);
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if(FAILED(hres)) {
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WARN("call error - forwarding exception\n");
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jsdisp_release(jsdisp);
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return hres;
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}else if(!is_object_instance(prim)) {
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jsdisp_release(jsdisp);
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*ret = prim;
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return S_OK;
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}else {
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IDispatch_Release(get_object(prim));
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}
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}else if(hres != DISP_E_UNKNOWNNAME) {
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jsdisp_release(jsdisp);
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return hres;
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}
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jsdisp_release(jsdisp);
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WARN("failed\n");
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return JS_E_TO_PRIMITIVE;
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}
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|
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return jsval_copy(val, ret);
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}
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|
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/* ECMA-262 3rd Edition 9.2 */
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HRESULT to_boolean(jsval_t val, BOOL *ret)
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{
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switch(jsval_type(val)) {
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case JSV_UNDEFINED:
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case JSV_NULL:
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*ret = FALSE;
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return S_OK;
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case JSV_OBJECT:
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*ret = TRUE;
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return S_OK;
|
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case JSV_STRING:
|
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*ret = jsstr_length(get_string(val)) != 0;
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return S_OK;
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case JSV_NUMBER:
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*ret = !isnan(get_number(val)) && get_number(val);
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return S_OK;
|
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case JSV_BOOL:
|
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*ret = get_bool(val);
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return S_OK;
|
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case JSV_VARIANT:
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FIXME("unimplemented for variant %s\n", debugstr_variant(get_variant(val)));
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return E_NOTIMPL;
|
|
}
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|
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assert(0);
|
|
return E_FAIL;
|
|
}
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|
|
static int hex_to_int(WCHAR c)
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|
{
|
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if('0' <= c && c <= '9')
|
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return c-'0';
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|
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if('a' <= c && c <= 'f')
|
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return c-'a'+10;
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|
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if('A' <= c && c <= 'F')
|
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return c-'A'+10;
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|
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return -1;
|
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}
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|
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/* ECMA-262 3rd Edition 9.3.1 */
|
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static HRESULT str_to_number(jsstr_t *str, double *ret)
|
|
{
|
|
const WCHAR *ptr;
|
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BOOL neg = FALSE;
|
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DOUBLE d = 0.0;
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|
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static const WCHAR infinityW[] = L"Infinity";
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|
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ptr = jsstr_flatten(str);
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if(!ptr)
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return E_OUTOFMEMORY;
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|
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while(iswspace(*ptr))
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ptr++;
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|
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if(*ptr == '-') {
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neg = TRUE;
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ptr++;
|
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}else if(*ptr == '+') {
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ptr++;
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}
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|
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if(!wcsncmp(ptr, infinityW, ARRAY_SIZE(infinityW)-1)) {
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ptr += ARRAY_SIZE(infinityW) - 1;
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while(*ptr && iswspace(*ptr))
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ptr++;
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|
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if(*ptr)
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*ret = NAN;
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else
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*ret = neg ? -INFINITY : INFINITY;
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return S_OK;
|
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}
|
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|
|
if(*ptr == '0' && ptr[1] == 'x') {
|
|
DWORD l = 0;
|
|
|
|
ptr += 2;
|
|
while((l = hex_to_int(*ptr)) != -1) {
|
|
d = d*16 + l;
|
|
ptr++;
|
|
}
|
|
|
|
*ret = d;
|
|
return S_OK;
|
|
}
|
|
|
|
while(is_digit(*ptr))
|
|
d = d*10 + (*ptr++ - '0');
|
|
|
|
if(*ptr == 'e' || *ptr == 'E') {
|
|
BOOL eneg = FALSE;
|
|
LONG l = 0;
|
|
|
|
ptr++;
|
|
if(*ptr == '-') {
|
|
ptr++;
|
|
eneg = TRUE;
|
|
}else if(*ptr == '+') {
|
|
ptr++;
|
|
}
|
|
|
|
while(is_digit(*ptr))
|
|
l = l*10 + (*ptr++ - '0');
|
|
if(eneg)
|
|
l = -l;
|
|
|
|
d *= pow(10, l);
|
|
}else if(*ptr == '.') {
|
|
DOUBLE dec = 0.1;
|
|
|
|
ptr++;
|
|
while(is_digit(*ptr)) {
|
|
d += dec * (*ptr++ - '0');
|
|
dec *= 0.1;
|
|
}
|
|
}
|
|
|
|
while(iswspace(*ptr))
|
|
ptr++;
|
|
|
|
if(*ptr) {
|
|
*ret = NAN;
|
|
return S_OK;
|
|
}
|
|
|
|
if(neg)
|
|
d = -d;
|
|
|
|
*ret = d;
|
|
return S_OK;
|
|
}
|
|
|
|
/* ECMA-262 3rd Edition 9.3 */
|
|
HRESULT to_number(script_ctx_t *ctx, jsval_t val, double *ret)
|
|
{
|
|
switch(jsval_type(val)) {
|
|
case JSV_UNDEFINED:
|
|
*ret = NAN;
|
|
return S_OK;
|
|
case JSV_NULL:
|
|
*ret = 0;
|
|
return S_OK;
|
|
case JSV_NUMBER:
|
|
*ret = get_number(val);
|
|
return S_OK;
|
|
case JSV_STRING:
|
|
return str_to_number(get_string(val), ret);
|
|
case JSV_OBJECT: {
|
|
jsval_t prim;
|
|
HRESULT hres;
|
|
|
|
hres = to_primitive(ctx, val, &prim, HINT_NUMBER);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
hres = to_number(ctx, prim, ret);
|
|
jsval_release(prim);
|
|
return hres;
|
|
}
|
|
case JSV_BOOL:
|
|
*ret = get_bool(val) ? 1 : 0;
|
|
return S_OK;
|
|
case JSV_VARIANT: {
|
|
const VARIANT *v = get_variant(val);
|
|
switch(V_VT(v)) {
|
|
case VT_DATE:
|
|
return variant_date_to_number(V_DATE(v), ret);
|
|
default:
|
|
FIXME("unimplemented for variant %s\n", debugstr_variant(v));
|
|
return E_NOTIMPL;
|
|
}
|
|
}
|
|
};
|
|
|
|
assert(0);
|
|
return E_FAIL;
|
|
}
|
|
|
|
/* ECMA-262 3rd Edition 9.4 */
|
|
HRESULT to_integer(script_ctx_t *ctx, jsval_t v, double *ret)
|
|
{
|
|
double n;
|
|
HRESULT hres;
|
|
|
|
hres = to_number(ctx, v, &n);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
if(isnan(n))
|
|
*ret = 0;
|
|
else
|
|
*ret = n >= 0.0 ? floor(n) : -floor(-n);
|
|
return S_OK;
|
|
}
|
|
|
|
static INT32 double_to_int32(double number)
|
|
{
|
|
INT32 exp, result;
|
|
union {
|
|
double d;
|
|
INT64 n;
|
|
} bits;
|
|
|
|
bits.d = number;
|
|
exp = ((INT32)(bits.n >> 52) & 0x7ff) - 0x3ff;
|
|
|
|
/* If exponent < 0 there will be no bits to the left of the decimal point
|
|
* after rounding; if the exponent is > 83 then no bits of precision can be
|
|
* left in the low 32-bit range of the result (IEEE-754 doubles have 52 bits
|
|
* of fractional precision).
|
|
* Note this case handles 0, -0, and all infinite, NaN & denormal values. */
|
|
if(exp < 0 || exp > 83)
|
|
return 0;
|
|
|
|
/* Select the appropriate 32-bits from the floating point mantissa. If the
|
|
* exponent is 52 then the bits we need to select are already aligned to the
|
|
* lowest bits of the 64-bit integer representation of the number, no need
|
|
* to shift. If the exponent is greater than 52 we need to shift the value
|
|
* left by (exp - 52), if the value is less than 52 we need to shift right
|
|
* accordingly. */
|
|
result = (exp > 52) ? bits.n << (exp - 52) : bits.n >> (52 - exp);
|
|
|
|
/* IEEE-754 double precision values are stored omitting an implicit 1 before
|
|
* the decimal point; we need to reinsert this now. We may also the shifted
|
|
* invalid bits into the result that are not a part of the mantissa (the sign
|
|
* and exponent bits from the floatingpoint representation); mask these out. */
|
|
if(exp < 32) {
|
|
INT32 missing_one = 1 << exp;
|
|
result &= missing_one - 1;
|
|
result += missing_one;
|
|
}
|
|
|
|
/* If the input value was negative (we could test either 'number' or 'bits',
|
|
* but testing 'bits' is likely faster) invert the result appropriately. */
|
|
return bits.n < 0 ? -result : result;
|
|
}
|
|
|
|
/* ECMA-262 3rd Edition 9.5 */
|
|
HRESULT to_int32(script_ctx_t *ctx, jsval_t v, INT *ret)
|
|
{
|
|
double n;
|
|
HRESULT hres;
|
|
|
|
hres = to_number(ctx, v, &n);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
*ret = double_to_int32(n);
|
|
return S_OK;
|
|
}
|
|
|
|
HRESULT to_long(script_ctx_t *ctx, jsval_t v, LONG *ret)
|
|
{
|
|
return to_int32(ctx, v, (INT*)ret);
|
|
}
|
|
|
|
/* ECMA-262 3rd Edition 9.6 */
|
|
HRESULT to_uint32(script_ctx_t *ctx, jsval_t val, UINT32 *ret)
|
|
{
|
|
double n;
|
|
HRESULT hres;
|
|
|
|
hres = to_number(ctx, val, &n);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
*ret = double_to_int32(n);
|
|
return S_OK;
|
|
}
|
|
|
|
HRESULT double_to_string(double n, jsstr_t **str)
|
|
{
|
|
if(isnan(n)) {
|
|
*str = jsstr_nan();
|
|
}else if(isinf(n)) {
|
|
*str = jsstr_alloc(n<0 ? L"-Infinity" : L"Infinity");
|
|
}else if(is_int32(n)) {
|
|
WCHAR buf[12];
|
|
_ltow_s(n, buf, ARRAY_SIZE(buf), 10);
|
|
*str = jsstr_alloc(buf);
|
|
}else {
|
|
VARIANT strv, v;
|
|
HRESULT hres;
|
|
|
|
/* FIXME: Don't use VariantChangeTypeEx */
|
|
V_VT(&v) = VT_R8;
|
|
V_R8(&v) = n;
|
|
V_VT(&strv) = VT_EMPTY;
|
|
hres = VariantChangeTypeEx(&strv, &v, MAKELCID(MAKELANGID(LANG_ENGLISH,SUBLANG_ENGLISH_US),SORT_DEFAULT), 0, VT_BSTR);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
*str = jsstr_alloc(V_BSTR(&strv));
|
|
SysFreeString(V_BSTR(&strv));
|
|
}
|
|
|
|
return *str ? S_OK : E_OUTOFMEMORY;
|
|
}
|
|
|
|
/* ECMA-262 3rd Edition 9.8 */
|
|
HRESULT to_string(script_ctx_t *ctx, jsval_t val, jsstr_t **str)
|
|
{
|
|
switch(jsval_type(val)) {
|
|
case JSV_UNDEFINED:
|
|
*str = jsstr_undefined();
|
|
return S_OK;
|
|
case JSV_NULL:
|
|
*str = jsstr_alloc(L"null");
|
|
break;
|
|
case JSV_NUMBER:
|
|
return double_to_string(get_number(val), str);
|
|
case JSV_STRING:
|
|
*str = jsstr_addref(get_string(val));
|
|
break;
|
|
case JSV_OBJECT: {
|
|
jsval_t prim;
|
|
HRESULT hres;
|
|
|
|
hres = to_primitive(ctx, val, &prim, HINT_STRING);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
hres = to_string(ctx, prim, str);
|
|
jsval_release(prim);
|
|
return hres;
|
|
}
|
|
case JSV_BOOL:
|
|
*str = jsstr_alloc(get_bool(val) ? L"true" : L"false");
|
|
break;
|
|
default: {
|
|
const VARIANT *v = get_variant(val);
|
|
switch(V_VT(v))
|
|
{
|
|
case VT_DATE:
|
|
return variant_date_to_string(ctx, V_DATE(v), str);
|
|
default:
|
|
FIXME("unsupported %s\n", debugstr_variant(v));
|
|
return E_NOTIMPL;
|
|
}
|
|
}
|
|
}
|
|
|
|
return *str ? S_OK : E_OUTOFMEMORY;
|
|
}
|
|
|
|
HRESULT to_flat_string(script_ctx_t *ctx, jsval_t val, jsstr_t **str, const WCHAR **ret_str)
|
|
{
|
|
HRESULT hres;
|
|
|
|
hres = to_string(ctx, val, str);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
*ret_str = jsstr_flatten(*str);
|
|
if(!*ret_str) {
|
|
jsstr_release(*str);
|
|
return E_OUTOFMEMORY;
|
|
}
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
/* ECMA-262 3rd Edition 9.9 */
|
|
HRESULT to_object(script_ctx_t *ctx, jsval_t val, IDispatch **disp)
|
|
{
|
|
jsdisp_t *dispex;
|
|
HRESULT hres;
|
|
|
|
switch(jsval_type(val)) {
|
|
case JSV_STRING:
|
|
hres = create_string(ctx, get_string(val), &dispex);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
*disp = to_disp(dispex);
|
|
break;
|
|
case JSV_NUMBER:
|
|
hres = create_number(ctx, get_number(val), &dispex);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
*disp = to_disp(dispex);
|
|
break;
|
|
case JSV_OBJECT:
|
|
*disp = get_object(val);
|
|
IDispatch_AddRef(*disp);
|
|
break;
|
|
case JSV_BOOL:
|
|
hres = create_bool(ctx, get_bool(val), &dispex);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
*disp = to_disp(dispex);
|
|
break;
|
|
case JSV_NULL:
|
|
if(is_null_disp(val))
|
|
return JS_E_OBJECT_REQUIRED;
|
|
/* fall through */
|
|
case JSV_UNDEFINED:
|
|
WARN("object expected\n");
|
|
return JS_E_OBJECT_EXPECTED;
|
|
case JSV_VARIANT:
|
|
switch(V_VT(get_variant(val))) {
|
|
case VT_ARRAY|VT_VARIANT:
|
|
hres = create_vbarray(ctx, V_ARRAY(get_variant(val)), &dispex);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
*disp = to_disp(dispex);
|
|
break;
|
|
|
|
default:
|
|
FIXME("Unsupported %s\n", debugstr_variant(get_variant(val)));
|
|
return E_NOTIMPL;
|
|
}
|
|
break;
|
|
}
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
HRESULT variant_change_type(script_ctx_t *ctx, VARIANT *dst, VARIANT *src, VARTYPE vt)
|
|
{
|
|
jsexcept_t ei;
|
|
jsval_t val;
|
|
HRESULT hres;
|
|
|
|
hres = variant_to_jsval(ctx, src, &val);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
enter_script(ctx, &ei);
|
|
|
|
switch(vt) {
|
|
case VT_I2:
|
|
case VT_I4: {
|
|
INT i;
|
|
|
|
hres = to_int32(ctx, val, &i);
|
|
if(SUCCEEDED(hres)) {
|
|
if(vt == VT_I4)
|
|
V_I4(dst) = i;
|
|
else
|
|
V_I2(dst) = i;
|
|
}
|
|
break;
|
|
}
|
|
case VT_UI2: {
|
|
UINT32 i;
|
|
|
|
hres = to_uint32(ctx, val, &i);
|
|
if(SUCCEEDED(hres))
|
|
V_UI2(dst) = i;
|
|
break;
|
|
}
|
|
case VT_R8: {
|
|
double n;
|
|
hres = to_number(ctx, val, &n);
|
|
if(SUCCEEDED(hres))
|
|
V_R8(dst) = n;
|
|
break;
|
|
}
|
|
case VT_R4: {
|
|
double n;
|
|
|
|
hres = to_number(ctx, val, &n);
|
|
if(SUCCEEDED(hres))
|
|
V_R4(dst) = n;
|
|
break;
|
|
}
|
|
case VT_BOOL: {
|
|
BOOL b;
|
|
|
|
hres = to_boolean(val, &b);
|
|
if(SUCCEEDED(hres))
|
|
V_BOOL(dst) = b ? VARIANT_TRUE : VARIANT_FALSE;
|
|
break;
|
|
}
|
|
case VT_BSTR: {
|
|
jsstr_t *str;
|
|
|
|
hres = to_string(ctx, val, &str);
|
|
if(FAILED(hres))
|
|
break;
|
|
|
|
hres = jsstr_to_bstr(str, &V_BSTR(dst));
|
|
break;
|
|
}
|
|
case VT_EMPTY:
|
|
hres = V_VT(src) == VT_EMPTY ? S_OK : E_NOTIMPL;
|
|
break;
|
|
case VT_NULL:
|
|
hres = V_VT(src) == VT_NULL ? S_OK : E_NOTIMPL;
|
|
break;
|
|
default:
|
|
FIXME("vt %d not implemented\n", vt);
|
|
hres = E_NOTIMPL;
|
|
}
|
|
|
|
jsval_release(val);
|
|
leave_script(ctx, hres);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
V_VT(dst) = vt;
|
|
return S_OK;
|
|
}
|
|
|
|
static inline JSCaller *impl_from_IServiceProvider(IServiceProvider *iface)
|
|
{
|
|
return CONTAINING_RECORD(iface, JSCaller, IServiceProvider_iface);
|
|
}
|
|
|
|
static HRESULT WINAPI JSCaller_QueryInterface(IServiceProvider *iface, REFIID riid, void **ppv)
|
|
{
|
|
JSCaller *This = impl_from_IServiceProvider(iface);
|
|
|
|
if(IsEqualGUID(&IID_IUnknown, riid)) {
|
|
TRACE("(%p)->(IID_IUnknown %p)\n", This, ppv);
|
|
*ppv = &This->IServiceProvider_iface;
|
|
}else if(IsEqualGUID(&IID_IServiceProvider, riid)) {
|
|
TRACE("(%p)->(IID_IServiceProvider %p)\n", This, ppv);
|
|
*ppv = &This->IServiceProvider_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 JSCaller_AddRef(IServiceProvider *iface)
|
|
{
|
|
JSCaller *This = impl_from_IServiceProvider(iface);
|
|
LONG ref = InterlockedIncrement(&This->ref);
|
|
|
|
TRACE("(%p) ref=%ld\n", This, ref);
|
|
|
|
return ref;
|
|
}
|
|
|
|
static ULONG WINAPI JSCaller_Release(IServiceProvider *iface)
|
|
{
|
|
JSCaller *This = impl_from_IServiceProvider(iface);
|
|
LONG ref = InterlockedIncrement(&This->ref);
|
|
|
|
TRACE("(%p) ref=%ld\n", This, ref);
|
|
|
|
if(!ref) {
|
|
assert(!This->ctx);
|
|
heap_free(This);
|
|
}
|
|
|
|
return ref;
|
|
}
|
|
|
|
static HRESULT WINAPI JSCaller_QueryService(IServiceProvider *iface, REFGUID guidService,
|
|
REFIID riid, void **ppv)
|
|
{
|
|
JSCaller *This = impl_from_IServiceProvider(iface);
|
|
|
|
if(IsEqualGUID(guidService, &SID_VariantConversion) && This->ctx && This->ctx->active_script) {
|
|
TRACE("(%p)->(SID_VariantConversion)\n", This);
|
|
return IActiveScript_QueryInterface(This->ctx->active_script, riid, ppv);
|
|
}
|
|
|
|
FIXME("(%p)->(%s %s %p)\n", This, debugstr_guid(guidService), debugstr_guid(riid), ppv);
|
|
|
|
*ppv = NULL;
|
|
return E_NOINTERFACE;
|
|
}
|
|
|
|
static const IServiceProviderVtbl ServiceProviderVtbl = {
|
|
JSCaller_QueryInterface,
|
|
JSCaller_AddRef,
|
|
JSCaller_Release,
|
|
JSCaller_QueryService
|
|
};
|
|
|
|
HRESULT create_jscaller(script_ctx_t *ctx)
|
|
{
|
|
JSCaller *ret;
|
|
|
|
ret = heap_alloc(sizeof(*ret));
|
|
if(!ret)
|
|
return E_OUTOFMEMORY;
|
|
|
|
ret->IServiceProvider_iface.lpVtbl = &ServiceProviderVtbl;
|
|
ret->ref = 1;
|
|
ret->ctx = ctx;
|
|
|
|
ctx->jscaller = ret;
|
|
return S_OK;
|
|
}
|