mirror of
git://source.winehq.org/git/wine.git
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621 lines
17 KiB
C
621 lines
17 KiB
C
/*
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* Copyright 2021 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 <math.h>
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#include "jscript.h"
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#include "wine/rbtree.h"
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#include "wine/debug.h"
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WINE_DEFAULT_DEBUG_CHANNEL(jscript);
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typedef struct {
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jsdisp_t dispex;
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struct wine_rb_tree map;
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struct list entries;
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size_t size;
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} MapInstance;
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struct jsval_map_entry {
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struct wine_rb_entry entry;
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jsval_t key;
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jsval_t value;
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/*
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* We need to maintain a list as well to support traversal in forEach.
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* If the entry is removed while being processed by forEach, it's
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* still kept in the list and released later, when it's safe.
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*/
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struct list list_entry;
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unsigned int ref;
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BOOL deleted;
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};
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static int jsval_map_compare(const void *k, const struct wine_rb_entry *e)
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{
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const struct jsval_map_entry *entry = WINE_RB_ENTRY_VALUE(e, const struct jsval_map_entry, entry);
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const jsval_t *key = k;
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union {
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double d;
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INT64 n;
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} bits1, bits2;
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if(jsval_type(entry->key) != jsval_type(*key))
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return (int)jsval_type(entry->key) - (int)jsval_type(*key);
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switch(jsval_type(*key)) {
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case JSV_UNDEFINED:
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case JSV_NULL:
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return 0;
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case JSV_OBJECT:
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if(get_object(*key) == get_object(entry->key)) return 0;
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return get_object(*key) < get_object(entry->key) ? -1 : 1;
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case JSV_STRING:
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return jsstr_cmp(get_string(*key), get_string(entry->key));
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case JSV_NUMBER:
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if(isnan(get_number(*key))) return isnan(get_number(entry->key)) ? 0 : -1;
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if(isnan(get_number(entry->key))) return 1;
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/* native treats -0 differently than 0, so need to compare bitwise */
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bits1.d = get_number(*key);
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bits2.d = get_number(entry->key);
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return (bits1.n == bits2.n) ? 0 : (bits1.n < bits2.n ? -1 : 1);
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case JSV_BOOL:
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if(get_bool(*key) == get_bool(entry->key)) return 0;
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return get_bool(*key) ? 1 : -1;
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default:
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assert(0);
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return 0;
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}
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}
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static HRESULT get_map_this(script_ctx_t *ctx, jsval_t vthis, MapInstance **ret)
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{
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jsdisp_t *jsdisp;
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if(!is_object_instance(vthis))
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return JS_E_OBJECT_EXPECTED;
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if(!(jsdisp = to_jsdisp(get_object(vthis))) || !is_class(jsdisp, JSCLASS_MAP)) {
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WARN("not a Map object passed as 'this'\n");
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return throw_error(ctx, JS_E_WRONG_THIS, L"Map");
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}
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*ret = CONTAINING_RECORD(jsdisp, MapInstance, dispex);
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return S_OK;
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}
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static HRESULT get_set_this(script_ctx_t *ctx, jsval_t vthis, MapInstance **ret)
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{
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jsdisp_t *jsdisp;
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if(!is_object_instance(vthis))
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return JS_E_OBJECT_EXPECTED;
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if(!(jsdisp = to_jsdisp(get_object(vthis))) || !is_class(jsdisp, JSCLASS_SET)) {
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WARN("not a Set object passed as 'this'\n");
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return throw_error(ctx, JS_E_WRONG_THIS, L"Set");
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}
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*ret = CONTAINING_RECORD(jsdisp, MapInstance, dispex);
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return S_OK;
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}
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static struct jsval_map_entry *get_map_entry(MapInstance *map, jsval_t key)
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{
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struct wine_rb_entry *entry;
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if(!(entry = wine_rb_get(&map->map, &key))) return NULL;
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return CONTAINING_RECORD(entry, struct jsval_map_entry, entry);
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}
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static void grab_map_entry(struct jsval_map_entry *entry)
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{
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entry->ref++;
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}
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static void release_map_entry(struct jsval_map_entry *entry)
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{
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if(--entry->ref) return;
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jsval_release(entry->key);
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jsval_release(entry->value);
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list_remove(&entry->list_entry);
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heap_free(entry);
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}
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static void delete_map_entry(MapInstance *map, struct jsval_map_entry *entry)
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{
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map->size--;
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wine_rb_remove(&map->map, &entry->entry);
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entry->deleted = TRUE;
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release_map_entry(entry);
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}
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static HRESULT set_map_entry(MapInstance *map, jsval_t key, jsval_t value, jsval_t *r)
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{
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struct jsval_map_entry *entry;
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HRESULT hres;
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if((entry = get_map_entry(map, key))) {
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jsval_t val;
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hres = jsval_copy(value, &val);
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if(FAILED(hres))
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return hres;
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jsval_release(entry->value);
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entry->value = val;
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}else {
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if(!(entry = heap_alloc_zero(sizeof(*entry)))) return E_OUTOFMEMORY;
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hres = jsval_copy(key, &entry->key);
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if(SUCCEEDED(hres)) {
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hres = jsval_copy(value, &entry->value);
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if(FAILED(hres))
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jsval_release(entry->key);
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}
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if(FAILED(hres)) {
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heap_free(entry);
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return hres;
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}
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grab_map_entry(entry);
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wine_rb_put(&map->map, &entry->key, &entry->entry);
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list_add_tail(&map->entries, &entry->list_entry);
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map->size++;
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}
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if(r) *r = jsval_undefined();
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return S_OK;
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}
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static HRESULT iterate_map(MapInstance *map, script_ctx_t *ctx, unsigned argc, jsval_t *argv, jsval_t *r)
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{
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struct list *iter = list_head(&map->entries);
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IDispatch *context_obj = NULL;
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HRESULT hres;
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if(!argc || !is_object_instance(argv[0])) {
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FIXME("invalid callback %s\n", debugstr_jsval(argc ? argv[0] : jsval_undefined()));
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return E_FAIL;
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}
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if(argc > 1 && !is_undefined(argv[1])) {
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if(!is_object_instance(argv[1])) {
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FIXME("Unsupported context this %s\n", debugstr_jsval(argv[1]));
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return E_NOTIMPL;
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}
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context_obj = get_object(argv[1]);
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}
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while(iter) {
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struct jsval_map_entry *entry = LIST_ENTRY(iter, struct jsval_map_entry, list_entry);
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jsval_t args[3], v;
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if(entry->deleted) {
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iter = list_next(&map->entries, iter);
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continue;
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}
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args[0] = entry->value;
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args[1] = entry->key;
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args[2] = jsval_obj(&map->dispex);
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grab_map_entry(entry);
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hres = disp_call_value(ctx, get_object(argv[0]), context_obj,
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DISPATCH_METHOD, ARRAY_SIZE(args), args, &v);
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iter = list_next(&map->entries, iter);
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release_map_entry(entry);
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if(FAILED(hres))
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return hres;
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jsval_release(v);
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}
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if(r) *r = jsval_undefined();
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return S_OK;
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}
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static HRESULT Map_clear(script_ctx_t *ctx, jsval_t vthis, WORD flags, unsigned argc, jsval_t *argv,
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jsval_t *r)
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{
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struct jsval_map_entry *entry, *entry2;
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MapInstance *map;
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HRESULT hres;
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hres = get_map_this(ctx, vthis, &map);
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if(FAILED(hres))
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return hres;
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TRACE("%p\n", map);
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LIST_FOR_EACH_ENTRY_SAFE(entry, entry2, &map->entries, struct jsval_map_entry, list_entry)
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delete_map_entry(map, entry);
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if(r) *r = jsval_undefined();
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return S_OK;
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}
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static HRESULT Map_delete(script_ctx_t *ctx, jsval_t vthis, WORD flags, unsigned argc, jsval_t *argv,
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jsval_t *r)
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{
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jsval_t key = argc >= 1 ? argv[0] : jsval_undefined();
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struct jsval_map_entry *entry;
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MapInstance *map;
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HRESULT hres;
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hres = get_map_this(ctx, vthis, &map);
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if(FAILED(hres))
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return hres;
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TRACE("%p (%s)\n", map, debugstr_jsval(key));
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if((entry = get_map_entry(map, key))) delete_map_entry(map, entry);
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if(r) *r = jsval_bool(!!entry);
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return S_OK;
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}
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static HRESULT Map_forEach(script_ctx_t *ctx, jsval_t vthis, WORD flags, unsigned argc, jsval_t *argv,
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jsval_t *r)
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{
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MapInstance *map;
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HRESULT hres;
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hres = get_map_this(ctx, vthis, &map);
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if(FAILED(hres))
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return hres;
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TRACE("%p (%s)\n", map, debugstr_jsval(argc >= 1 ? argv[0] : jsval_undefined()));
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return iterate_map(map, ctx, argc, argv, r);
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}
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static HRESULT Map_get(script_ctx_t *ctx, jsval_t vthis, WORD flags, unsigned argc, jsval_t *argv,
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jsval_t *r)
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{
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jsval_t key = argc >= 1 ? argv[0] : jsval_undefined();
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struct jsval_map_entry *entry;
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MapInstance *map;
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HRESULT hres;
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hres = get_map_this(ctx, vthis, &map);
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if(FAILED(hres))
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return hres;
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TRACE("%p (%s)\n", map, debugstr_jsval(key));
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if(!(entry = get_map_entry(map, key))) {
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if(r) *r = jsval_undefined();
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return S_OK;
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}
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return r ? jsval_copy(entry->value, r) : S_OK;
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}
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static HRESULT Map_set(script_ctx_t *ctx, jsval_t vthis, WORD flags, unsigned argc, jsval_t *argv,
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jsval_t *r)
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{
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jsval_t key = argc >= 1 ? argv[0] : jsval_undefined();
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jsval_t value = argc >= 2 ? argv[1] : jsval_undefined();
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MapInstance *map;
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HRESULT hres;
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hres = get_map_this(ctx, vthis, &map);
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if(FAILED(hres))
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return hres;
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TRACE("%p (%s %s)\n", map, debugstr_jsval(key), debugstr_jsval(value));
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return set_map_entry(map, key, value, r);
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}
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static HRESULT Map_has(script_ctx_t *ctx, jsval_t vthis, WORD flags, unsigned argc, jsval_t *argv,
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jsval_t *r)
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{
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jsval_t key = argc >= 1 ? argv[0] : jsval_undefined();
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struct jsval_map_entry *entry;
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MapInstance *map;
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HRESULT hres;
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hres = get_map_this(ctx, vthis, &map);
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if(FAILED(hres))
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return hres;
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TRACE("%p (%s)\n", map, debugstr_jsval(key));
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entry = get_map_entry(map, key);
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if(r) *r = jsval_bool(!!entry);
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return S_OK;
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}
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static HRESULT Map_get_size(script_ctx_t *ctx, jsdisp_t *jsthis, jsval_t *r)
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{
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MapInstance *map = (MapInstance*)jsthis;
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TRACE("%p\n", map);
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*r = jsval_number(map->size);
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return S_OK;
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}
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static HRESULT Map_value(script_ctx_t *ctx, jsval_t vthis, WORD flags, unsigned argc, jsval_t *argv,
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jsval_t *r)
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{
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FIXME("\n");
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return E_NOTIMPL;
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}
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static void Map_destructor(jsdisp_t *dispex)
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{
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MapInstance *map = (MapInstance*)dispex;
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while(!list_empty(&map->entries)) {
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struct jsval_map_entry *entry = LIST_ENTRY(list_head(&map->entries),
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struct jsval_map_entry, list_entry);
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assert(!entry->deleted);
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release_map_entry(entry);
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}
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heap_free(map);
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}
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static const builtin_prop_t Map_prototype_props[] = {
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{L"clear", Map_clear, PROPF_METHOD},
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{L"delete" , Map_delete, PROPF_METHOD|1},
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{L"forEach", Map_forEach, PROPF_METHOD|1},
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{L"get", Map_get, PROPF_METHOD|1},
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{L"has", Map_has, PROPF_METHOD|1},
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{L"set", Map_set, PROPF_METHOD|2},
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};
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static const builtin_prop_t Map_props[] = {
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{L"size", NULL,0, Map_get_size, builtin_set_const},
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};
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static const builtin_info_t Map_prototype_info = {
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JSCLASS_OBJECT,
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Map_value,
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ARRAY_SIZE(Map_prototype_props),
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Map_prototype_props,
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NULL,
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NULL
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};
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static const builtin_info_t Map_info = {
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JSCLASS_MAP,
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Map_value,
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ARRAY_SIZE(Map_props),
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Map_props,
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Map_destructor,
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NULL
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};
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static HRESULT Map_constructor(script_ctx_t *ctx, jsval_t vthis, WORD flags, unsigned argc, jsval_t *argv,
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jsval_t *r)
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{
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MapInstance *map;
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HRESULT hres;
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switch(flags) {
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case DISPATCH_CONSTRUCT:
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TRACE("\n");
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if(!r)
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return S_OK;
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if(!(map = heap_alloc_zero(sizeof(*map))))
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return E_OUTOFMEMORY;
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hres = init_dispex(&map->dispex, ctx, &Map_info, ctx->map_prototype);
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if(FAILED(hres))
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return hres;
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wine_rb_init(&map->map, jsval_map_compare);
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list_init(&map->entries);
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*r = jsval_obj(&map->dispex);
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return S_OK;
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default:
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FIXME("unimplemented flags %x\n", flags);
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return E_NOTIMPL;
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}
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}
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static HRESULT Set_add(script_ctx_t *ctx, jsval_t vthis, WORD flags, unsigned argc, jsval_t *argv,
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jsval_t *r)
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{
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jsval_t key = argc ? argv[0] : jsval_undefined();
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MapInstance *set;
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HRESULT hres;
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hres = get_set_this(ctx, vthis, &set);
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if(FAILED(hres))
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return hres;
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TRACE("%p (%s)\n", set, debugstr_jsval(key));
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return set_map_entry(set, key, key, r);
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}
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static HRESULT Set_clear(script_ctx_t *ctx, jsval_t vthis, WORD flags, unsigned argc, jsval_t *argv,
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jsval_t *r)
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{
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struct jsval_map_entry *entry, *entry2;
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MapInstance *set;
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HRESULT hres;
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hres = get_set_this(ctx, vthis, &set);
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if(FAILED(hres))
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return hres;
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TRACE("%p\n", set);
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LIST_FOR_EACH_ENTRY_SAFE(entry, entry2, &set->entries, struct jsval_map_entry, list_entry)
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delete_map_entry(set, entry);
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if(r) *r = jsval_undefined();
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return S_OK;
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}
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static HRESULT Set_delete(script_ctx_t *ctx, jsval_t vthis, WORD flags, unsigned argc, jsval_t *argv,
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jsval_t *r)
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{
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jsval_t key = argc ? argv[0] : jsval_undefined();
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struct jsval_map_entry *entry;
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MapInstance *set;
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HRESULT hres;
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|
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hres = get_set_this(ctx, vthis, &set);
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if(FAILED(hres))
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return hres;
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|
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TRACE("%p (%s)\n", set, debugstr_jsval(key));
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|
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if((entry = get_map_entry(set, key))) delete_map_entry(set, entry);
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if(r) *r = jsval_bool(!!entry);
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return S_OK;
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}
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|
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static HRESULT Set_forEach(script_ctx_t *ctx, jsval_t vthis, WORD flags, unsigned argc, jsval_t *argv,
|
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jsval_t *r)
|
|
{
|
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MapInstance *set;
|
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HRESULT hres;
|
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|
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hres = get_set_this(ctx, vthis, &set);
|
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if(FAILED(hres))
|
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return hres;
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TRACE("%p (%s)\n", set, debugstr_jsval(argc ? argv[0] : jsval_undefined()));
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return iterate_map(set, ctx, argc, argv, r);
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}
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|
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static HRESULT Set_has(script_ctx_t *ctx, jsval_t vthis, WORD flags, unsigned argc, jsval_t *argv,
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jsval_t *r)
|
|
{
|
|
jsval_t key = argc ? argv[0] : jsval_undefined();
|
|
struct jsval_map_entry *entry;
|
|
MapInstance *set;
|
|
HRESULT hres;
|
|
|
|
hres = get_set_this(ctx, vthis, &set);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
TRACE("%p (%s)\n", set, debugstr_jsval(key));
|
|
|
|
entry = get_map_entry(set, key);
|
|
if(r) *r = jsval_bool(!!entry);
|
|
return S_OK;
|
|
}
|
|
|
|
static HRESULT Set_value(script_ctx_t *ctx, jsval_t vthis, WORD flags, unsigned argc, jsval_t *argv,
|
|
jsval_t *r)
|
|
{
|
|
FIXME("\n");
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
static const builtin_prop_t Set_prototype_props[] = {
|
|
{L"add", Set_add, PROPF_METHOD|1},
|
|
{L"clear", Set_clear, PROPF_METHOD},
|
|
{L"delete" , Set_delete, PROPF_METHOD|1},
|
|
{L"forEach", Set_forEach, PROPF_METHOD|1},
|
|
{L"has", Set_has, PROPF_METHOD|1},
|
|
};
|
|
|
|
static const builtin_info_t Set_prototype_info = {
|
|
JSCLASS_OBJECT,
|
|
Set_value,
|
|
ARRAY_SIZE(Set_prototype_props),
|
|
Set_prototype_props,
|
|
NULL,
|
|
NULL
|
|
};
|
|
|
|
static const builtin_info_t Set_info = {
|
|
JSCLASS_SET,
|
|
Set_value,
|
|
ARRAY_SIZE(Map_props),
|
|
Map_props,
|
|
Map_destructor,
|
|
NULL
|
|
};
|
|
|
|
static HRESULT Set_constructor(script_ctx_t *ctx, jsval_t vthis, WORD flags, unsigned argc, jsval_t *argv,
|
|
jsval_t *r)
|
|
{
|
|
MapInstance *set;
|
|
HRESULT hres;
|
|
|
|
switch(flags) {
|
|
case DISPATCH_CONSTRUCT:
|
|
TRACE("\n");
|
|
|
|
if(!r)
|
|
return S_OK;
|
|
if(!(set = heap_alloc_zero(sizeof(*set))))
|
|
return E_OUTOFMEMORY;
|
|
|
|
hres = init_dispex(&set->dispex, ctx, &Set_info, ctx->set_prototype);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
wine_rb_init(&set->map, jsval_map_compare);
|
|
list_init(&set->entries);
|
|
*r = jsval_obj(&set->dispex);
|
|
return S_OK;
|
|
|
|
default:
|
|
FIXME("unimplemented flags %x\n", flags);
|
|
return E_NOTIMPL;
|
|
}
|
|
}
|
|
|
|
HRESULT init_set_constructor(script_ctx_t *ctx)
|
|
{
|
|
jsdisp_t *constructor;
|
|
HRESULT hres;
|
|
|
|
if(ctx->version < SCRIPTLANGUAGEVERSION_ES6)
|
|
return S_OK;
|
|
|
|
hres = create_dispex(ctx, &Set_prototype_info, ctx->object_prototype, &ctx->set_prototype);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
hres = create_builtin_constructor(ctx, Set_constructor, L"Set", NULL,
|
|
PROPF_CONSTR, ctx->set_prototype, &constructor);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
hres = jsdisp_define_data_property(ctx->global, L"Set", PROPF_WRITABLE,
|
|
jsval_obj(constructor));
|
|
jsdisp_release(constructor);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
hres = create_dispex(ctx, &Map_prototype_info, ctx->object_prototype, &ctx->map_prototype);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
hres = create_builtin_constructor(ctx, Map_constructor, L"Map", NULL,
|
|
PROPF_CONSTR, ctx->map_prototype, &constructor);
|
|
if(FAILED(hres))
|
|
return hres;
|
|
|
|
hres = jsdisp_define_data_property(ctx->global, L"Map", PROPF_WRITABLE,
|
|
jsval_obj(constructor));
|
|
jsdisp_release(constructor);
|
|
return hres;
|
|
}
|