+++ /dev/null
-/*
- * Copyright 2008 Jacek Caban for CodeWeavers
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 2.1 of the License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
- */
-
-#include "jscript.h"
-
-typedef struct {
- jsdisp_t dispex;
-
- DWORD length;
-} ArrayInstance;
-
-static const WCHAR lengthW[] = {'l','e','n','g','t','h',0};
-static const WCHAR concatW[] = {'c','o','n','c','a','t',0};
-static const WCHAR joinW[] = {'j','o','i','n',0};
-static const WCHAR popW[] = {'p','o','p',0};
-static const WCHAR pushW[] = {'p','u','s','h',0};
-static const WCHAR reverseW[] = {'r','e','v','e','r','s','e',0};
-static const WCHAR shiftW[] = {'s','h','i','f','t',0};
-static const WCHAR sliceW[] = {'s','l','i','c','e',0};
-static const WCHAR sortW[] = {'s','o','r','t',0};
-static const WCHAR spliceW[] = {'s','p','l','i','c','e',0};
-static const WCHAR toStringW[] = {'t','o','S','t','r','i','n','g',0};
-static const WCHAR toLocaleStringW[] = {'t','o','L','o','c','a','l','e','S','t','r','i','n','g',0};
-static const WCHAR unshiftW[] = {'u','n','s','h','i','f','t',0};
-
-static const WCHAR default_separatorW[] = {',',0};
-
-static inline ArrayInstance *array_from_jsdisp(jsdisp_t *jsdisp)
-{
- return CONTAINING_RECORD(jsdisp, ArrayInstance, dispex);
-}
-
-static inline ArrayInstance *array_from_vdisp(vdisp_t *vdisp)
-{
- return array_from_jsdisp(vdisp->u.jsdisp);
-}
-
-static inline ArrayInstance *array_this(vdisp_t *jsthis)
-{
- return is_vclass(jsthis, JSCLASS_ARRAY) ? array_from_vdisp(jsthis) : NULL;
-}
-
-unsigned array_get_length(jsdisp_t *array)
-{
- assert(is_class(array, JSCLASS_ARRAY));
- return array_from_jsdisp(array)->length;
-}
-
-static HRESULT get_length(script_ctx_t *ctx, vdisp_t *vdisp, jsdisp_t **jsthis, DWORD *ret)
-{
- ArrayInstance *array;
- jsval_t val;
- HRESULT hres;
-
- array = array_this(vdisp);
- if(array) {
- *jsthis = &array->dispex;
- *ret = array->length;
- return S_OK;
- }
-
- if(!is_jsdisp(vdisp))
- return throw_type_error(ctx, JS_E_JSCRIPT_EXPECTED, NULL);
-
- hres = jsdisp_propget_name(vdisp->u.jsdisp, lengthW, &val);
- if(FAILED(hres))
- return hres;
-
- hres = to_uint32(ctx, val, ret);
- jsval_release(val);
- if(FAILED(hres))
- return hres;
-
- *jsthis = vdisp->u.jsdisp;
- return S_OK;
-}
-
-static HRESULT set_length(jsdisp_t *obj, DWORD length)
-{
- if(is_class(obj, JSCLASS_ARRAY)) {
- array_from_jsdisp(obj)->length = length;
- return S_OK;
- }
-
- return jsdisp_propput_name(obj, lengthW, jsval_number(length));
-}
-
-static WCHAR *idx_to_str(DWORD idx, WCHAR *ptr)
-{
- if(!idx) {
- *ptr = '0';
- return ptr;
- }
-
- while(idx) {
- *ptr-- = '0' + (idx%10);
- idx /= 10;
- }
-
- return ptr+1;
-}
-
-static HRESULT Array_get_length(script_ctx_t *ctx, jsdisp_t *jsthis, jsval_t *r)
-{
- TRACE("%p\n", jsthis);
-
- *r = jsval_number(array_from_jsdisp(jsthis)->length);
- return S_OK;
-}
-
-static HRESULT Array_set_length(script_ctx_t *ctx, jsdisp_t *jsthis, jsval_t value)
-{
- ArrayInstance *This = array_from_jsdisp(jsthis);
- DOUBLE len = -1;
- DWORD i;
- HRESULT hres;
-
- TRACE("%p %d\n", This, This->length);
-
- hres = to_number(ctx, value, &len);
- if(FAILED(hres))
- return hres;
-
- len = floor(len);
- if(len!=(DWORD)len)
- return throw_range_error(ctx, JS_E_INVALID_LENGTH, NULL);
-
- for(i=len; i < This->length; i++) {
- hres = jsdisp_delete_idx(&This->dispex, i);
- if(FAILED(hres))
- return hres;
- }
-
- This->length = len;
- return S_OK;
-}
-
-static HRESULT concat_array(jsdisp_t *array, ArrayInstance *obj, DWORD *len)
-{
- jsval_t val;
- DWORD i;
- HRESULT hres;
-
- for(i=0; i < obj->length; i++) {
- hres = jsdisp_get_idx(&obj->dispex, i, &val);
- if(hres == DISP_E_UNKNOWNNAME)
- continue;
- if(FAILED(hres))
- return hres;
-
- hres = jsdisp_propput_idx(array, *len+i, val);
- jsval_release(val);
- if(FAILED(hres))
- return hres;
- }
-
- *len += obj->length;
- return S_OK;
-}
-
-static HRESULT concat_obj(jsdisp_t *array, IDispatch *obj, DWORD *len)
-{
- jsdisp_t *jsobj;
- HRESULT hres;
-
- jsobj = iface_to_jsdisp(obj);
- if(jsobj) {
- if(is_class(jsobj, JSCLASS_ARRAY)) {
- hres = concat_array(array, array_from_jsdisp(jsobj), len);
- jsdisp_release(jsobj);
- return hres;
- }
- jsdisp_release(jsobj);
- }
-
- return jsdisp_propput_idx(array, (*len)++, jsval_disp(obj));
-}
-
-static HRESULT Array_concat(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, unsigned argc, jsval_t *argv,
- jsval_t *r)
-{
- jsdisp_t *ret;
- DWORD len = 0;
- HRESULT hres;
-
- TRACE("\n");
-
- hres = create_array(ctx, 0, &ret);
- if(FAILED(hres))
- return hres;
-
- hres = concat_obj(ret, jsthis->u.disp, &len);
- if(SUCCEEDED(hres)) {
- DWORD i;
-
- for(i=0; i < argc; i++) {
- if(is_object_instance(argv[i]))
- hres = concat_obj(ret, get_object(argv[i]), &len);
- else
- hres = jsdisp_propput_idx(ret, len++, argv[i]);
- if(FAILED(hres))
- break;
- }
- }
-
- if(FAILED(hres))
- return hres;
-
- if(r)
- *r = jsval_obj(ret);
- else
- jsdisp_release(ret);
- return S_OK;
-}
-
-static HRESULT array_join(script_ctx_t *ctx, jsdisp_t *array, DWORD length, const WCHAR *sep,
- unsigned seplen, jsval_t *r)
-{
- jsstr_t **str_tab, *ret = NULL;
- jsval_t val;
- DWORD i;
- HRESULT hres = E_FAIL;
-
- if(!length) {
- if(r)
- *r = jsval_string(jsstr_empty());
- return S_OK;
- }
-
- str_tab = heap_alloc_zero(length * sizeof(*str_tab));
- if(!str_tab)
- return E_OUTOFMEMORY;
-
- for(i=0; i < length; i++) {
- hres = jsdisp_get_idx(array, i, &val);
- if(hres == DISP_E_UNKNOWNNAME) {
- hres = S_OK;
- continue;
- } else if(FAILED(hres))
- break;
-
- if(!is_undefined(val) && !is_null(val)) {
- hres = to_string(ctx, val, str_tab+i);
- jsval_release(val);
- if(FAILED(hres))
- break;
- }
- }
-
- if(SUCCEEDED(hres)) {
- DWORD len = 0;
-
- if(str_tab[0])
- len = jsstr_length(str_tab[0]);
- for(i=1; i < length; i++) {
- len += seplen;
- if(str_tab[i])
- len += jsstr_length(str_tab[i]);
- if(len > JSSTR_MAX_LENGTH) {
- hres = E_OUTOFMEMORY;
- break;
- }
- }
-
- if(SUCCEEDED(hres)) {
- WCHAR *ptr = NULL;
-
- ret = jsstr_alloc_buf(len, &ptr);
- if(ret) {
- if(str_tab[0])
- ptr += jsstr_flush(str_tab[0], ptr);
-
- for(i=1; i < length; i++) {
- if(seplen) {
- memcpy(ptr, sep, seplen*sizeof(WCHAR));
- ptr += seplen;
- }
-
- if(str_tab[i])
- ptr += jsstr_flush(str_tab[i], ptr);
- }
- }else {
- hres = E_OUTOFMEMORY;
- }
- }
- }
-
- for(i=0; i < length; i++) {
- if(str_tab[i])
- jsstr_release(str_tab[i]);
- }
- heap_free(str_tab);
- if(FAILED(hres))
- return hres;
-
- TRACE("= %s\n", debugstr_jsstr(ret));
-
- if(r)
- *r = jsval_string(ret);
- else
- jsstr_release(ret);
- return S_OK;
-}
-
-/* ECMA-262 3rd Edition 15.4.4.5 */
-static HRESULT Array_join(script_ctx_t *ctx, vdisp_t *vthis, WORD flags, unsigned argc, jsval_t *argv,
- jsval_t *r)
-{
- jsdisp_t *jsthis;
- DWORD length;
- HRESULT hres;
-
- TRACE("\n");
-
- hres = get_length(ctx, vthis, &jsthis, &length);
- if(FAILED(hres))
- return hres;
-
- if(argc) {
- const WCHAR *sep;
- jsstr_t *sep_str;
-
- hres = to_flat_string(ctx, argv[0], &sep_str, &sep);
- if(FAILED(hres))
- return hres;
-
- hres = array_join(ctx, jsthis, length, sep, jsstr_length(sep_str), r);
-
- jsstr_release(sep_str);
- }else {
- hres = array_join(ctx, jsthis, length, default_separatorW, strlenW(default_separatorW), r);
- }
-
- return hres;
-}
-
-static HRESULT Array_pop(script_ctx_t *ctx, vdisp_t *vthis, WORD flags, unsigned argc, jsval_t *argv,
- jsval_t *r)
-{
- jsdisp_t *jsthis;
- jsval_t val;
- DWORD length;
- HRESULT hres;
-
- TRACE("\n");
-
- hres = get_length(ctx, vthis, &jsthis, &length);
- if(FAILED(hres))
- return hres;
-
- if(!length) {
- hres = set_length(jsthis, 0);
- if(FAILED(hres))
- return hres;
-
- if(r)
- *r = jsval_undefined();
- return S_OK;
- }
-
- length--;
- hres = jsdisp_get_idx(jsthis, length, &val);
- if(SUCCEEDED(hres))
- hres = jsdisp_delete_idx(jsthis, length);
- else if(hres == DISP_E_UNKNOWNNAME)
- val = jsval_undefined();
- else
- return hres;
-
- if(SUCCEEDED(hres))
- hres = set_length(jsthis, length);
-
- if(FAILED(hres)) {
- jsval_release(val);
- return hres;
- }
-
- if(r)
- *r = val;
- else
- jsval_release(val);
- return hres;
-}
-
-/* ECMA-262 3rd Edition 15.4.4.7 */
-static HRESULT Array_push(script_ctx_t *ctx, vdisp_t *vthis, WORD flags, unsigned argc, jsval_t *argv,
- jsval_t *r)
-{
- jsdisp_t *jsthis;
- DWORD length = 0;
- unsigned i;
- HRESULT hres;
-
- TRACE("\n");
-
- hres = get_length(ctx, vthis, &jsthis, &length);
- if(FAILED(hres))
- return hres;
-
- for(i=0; i < argc; i++) {
- hres = jsdisp_propput_idx(jsthis, length+i, argv[i]);
- if(FAILED(hres))
- return hres;
- }
-
- hres = set_length(jsthis, length+argc);
- if(FAILED(hres))
- return hres;
-
- if(r)
- *r = jsval_number(length+argc);
- return S_OK;
-}
-
-static HRESULT Array_reverse(script_ctx_t *ctx, vdisp_t *vthis, WORD flags, unsigned argc, jsval_t *argv,
- jsval_t *r)
-{
- jsdisp_t *jsthis;
- DWORD length, k, l;
- jsval_t v1, v2;
- HRESULT hres1, hres2;
-
- TRACE("\n");
-
- hres1 = get_length(ctx, vthis, &jsthis, &length);
- if(FAILED(hres1))
- return hres1;
-
- for(k=0; k<length/2; k++) {
- l = length-k-1;
-
- hres1 = jsdisp_get_idx(jsthis, k, &v1);
- if(FAILED(hres1) && hres1!=DISP_E_UNKNOWNNAME)
- return hres1;
-
- hres2 = jsdisp_get_idx(jsthis, l, &v2);
- if(FAILED(hres2) && hres2!=DISP_E_UNKNOWNNAME) {
- jsval_release(v1);
- return hres2;
- }
-
- if(hres1 == DISP_E_UNKNOWNNAME)
- hres1 = jsdisp_delete_idx(jsthis, l);
- else
- hres1 = jsdisp_propput_idx(jsthis, l, v1);
-
- if(FAILED(hres1)) {
- jsval_release(v1);
- jsval_release(v2);
- return hres1;
- }
-
- if(hres2 == DISP_E_UNKNOWNNAME)
- hres2 = jsdisp_delete_idx(jsthis, k);
- else
- hres2 = jsdisp_propput_idx(jsthis, k, v2);
-
- if(FAILED(hres2)) {
- jsval_release(v2);
- return hres2;
- }
- }
-
- if(r)
- *r = jsval_obj(jsdisp_addref(jsthis));
- return S_OK;
-}
-
-/* ECMA-262 3rd Edition 15.4.4.9 */
-static HRESULT Array_shift(script_ctx_t *ctx, vdisp_t *vthis, WORD flags, unsigned argc, jsval_t *argv,
- jsval_t *r)
-{
- jsdisp_t *jsthis;
- DWORD length = 0, i;
- jsval_t v, ret;
- HRESULT hres;
-
- TRACE("\n");
-
- hres = get_length(ctx, vthis, &jsthis, &length);
- if(FAILED(hres))
- return hres;
-
- if(!length) {
- hres = set_length(jsthis, 0);
- if(FAILED(hres))
- return hres;
-
- if(r)
- *r = jsval_undefined();
- return S_OK;
- }
-
- hres = jsdisp_get_idx(jsthis, 0, &ret);
- if(hres == DISP_E_UNKNOWNNAME) {
- ret = jsval_undefined();
- hres = S_OK;
- }
-
- for(i=1; SUCCEEDED(hres) && i<length; i++) {
- hres = jsdisp_get_idx(jsthis, i, &v);
- if(hres == DISP_E_UNKNOWNNAME)
- hres = jsdisp_delete_idx(jsthis, i-1);
- else if(SUCCEEDED(hres))
- hres = jsdisp_propput_idx(jsthis, i-1, v);
- }
-
- if(SUCCEEDED(hres)) {
- hres = jsdisp_delete_idx(jsthis, length-1);
- if(SUCCEEDED(hres))
- hres = set_length(jsthis, length-1);
- }
-
- if(FAILED(hres))
- return hres;
-
- if(r)
- *r = ret;
- else
- jsval_release(ret);
- return hres;
-}
-
-/* ECMA-262 3rd Edition 15.4.4.10 */
-static HRESULT Array_slice(script_ctx_t *ctx, vdisp_t *vthis, WORD flags, unsigned argc, jsval_t *argv, jsval_t *r)
-{
- jsdisp_t *arr, *jsthis;
- DOUBLE range;
- DWORD length, start, end, idx;
- HRESULT hres;
-
- TRACE("\n");
-
- hres = get_length(ctx, vthis, &jsthis, &length);
- if(FAILED(hres))
- return hres;
-
- if(argc) {
- hres = to_number(ctx, argv[0], &range);
- if(FAILED(hres))
- return hres;
-
- range = floor(range);
- if(-range>length || isnan(range)) start = 0;
- else if(range < 0) start = range+length;
- else if(range <= length) start = range;
- else start = length;
- }
- else start = 0;
-
- if(argc > 1) {
- hres = to_number(ctx, argv[1], &range);
- if(FAILED(hres))
- return hres;
-
- range = floor(range);
- if(-range>length) end = 0;
- else if(range < 0) end = range+length;
- else if(range <= length) end = range;
- else end = length;
- }
- else end = length;
-
- hres = create_array(ctx, (end>start)?end-start:0, &arr);
- if(FAILED(hres))
- return hres;
-
- for(idx=start; idx<end; idx++) {
- jsval_t v;
-
- hres = jsdisp_get_idx(jsthis, idx, &v);
- if(hres == DISP_E_UNKNOWNNAME)
- continue;
-
- if(SUCCEEDED(hres)) {
- hres = jsdisp_propput_idx(arr, idx-start, v);
- jsval_release(v);
- }
-
- if(FAILED(hres)) {
- jsdisp_release(arr);
- return hres;
- }
- }
-
- if(r)
- *r = jsval_obj(arr);
- else
- jsdisp_release(arr);
-
- return S_OK;
-}
-
-static HRESULT sort_cmp(script_ctx_t *ctx, jsdisp_t *cmp_func, jsval_t v1, jsval_t v2, INT *cmp)
-{
- HRESULT hres;
-
- if(cmp_func) {
- jsval_t args[2];
- jsval_t res;
- double n;
-
- args[0] = v1;
- args[1] = v2;
-
- hres = jsdisp_call_value(cmp_func, NULL, DISPATCH_METHOD, 2, args, &res);
- if(FAILED(hres))
- return hres;
-
- hres = to_number(ctx, res, &n);
- jsval_release(res);
- if(FAILED(hres))
- return hres;
-
- if(n == 0)
- *cmp = 0;
- *cmp = n > 0.0 ? 1 : -1;
- }else if(is_undefined(v1)) {
- *cmp = is_undefined(v2) ? 0 : 1;
- }else if(is_undefined(v2)) {
- *cmp = -1;
- }else if(is_number(v1) && is_number(v2)) {
- double d = get_number(v1)-get_number(v2);
- if(d > 0.0)
- *cmp = 1;
- else
- *cmp = d < -0.0 ? -1 : 0;
- }else {
- jsstr_t *x, *y;
-
- hres = to_string(ctx, v1, &x);
- if(FAILED(hres))
- return hres;
-
- hres = to_string(ctx, v2, &y);
- if(SUCCEEDED(hres)) {
- *cmp = jsstr_cmp(x, y);
- jsstr_release(y);
- }
- jsstr_release(x);
- if(FAILED(hres))
- return hres;
- }
-
- return S_OK;
-}
-
-/* ECMA-262 3rd Edition 15.4.4.11 */
-static HRESULT Array_sort(script_ctx_t *ctx, vdisp_t *vthis, WORD flags, unsigned argc, jsval_t *argv,
- jsval_t *r)
-{
- jsdisp_t *jsthis, *cmp_func = NULL;
- jsval_t *vtab, **sorttab = NULL;
- DWORD length;
- DWORD i;
- HRESULT hres = S_OK;
-
- TRACE("\n");
-
- hres = get_length(ctx, vthis, &jsthis, &length);
- if(FAILED(hres))
- return hres;
-
- if(argc > 1) {
- WARN("invalid arg_cnt %d\n", argc);
- return E_FAIL;
- }
-
- if(argc == 1) {
- if(!is_object_instance(argv[0])) {
- WARN("arg is not dispatch\n");
- return E_FAIL;
- }
-
- cmp_func = iface_to_jsdisp(get_object(argv[0]));
- if(!cmp_func || !is_class(cmp_func, JSCLASS_FUNCTION)) {
- WARN("cmp_func is not a function\n");
- if(cmp_func)
- jsdisp_release(cmp_func);
- return E_FAIL;
- }
- }
-
- if(!length) {
- if(cmp_func)
- jsdisp_release(cmp_func);
- if(r)
- *r = jsval_obj(jsdisp_addref(jsthis));
- return S_OK;
- }
-
- vtab = heap_alloc_zero(length * sizeof(*vtab));
- if(vtab) {
- for(i=0; i<length; i++) {
- hres = jsdisp_get_idx(jsthis, i, vtab+i);
- if(hres == DISP_E_UNKNOWNNAME) {
- vtab[i] = jsval_undefined();
- hres = S_OK;
- } else if(FAILED(hres)) {
- WARN("Could not get elem %d: %08x\n", i, hres);
- break;
- }
- }
- }else {
- hres = E_OUTOFMEMORY;
- }
-
- if(SUCCEEDED(hres)) {
- sorttab = heap_alloc(length*2*sizeof(*sorttab));
- if(!sorttab)
- hres = E_OUTOFMEMORY;
- }
-
- /* merge-sort */
- if(SUCCEEDED(hres)) {
- jsval_t *tmpv, **tmpbuf;
- INT cmp;
-
- tmpbuf = sorttab + length;
- for(i=0; i < length; i++)
- sorttab[i] = vtab+i;
-
- for(i=0; i < length/2; i++) {
- hres = sort_cmp(ctx, cmp_func, *sorttab[2*i+1], *sorttab[2*i], &cmp);
- if(FAILED(hres))
- break;
-
- if(cmp < 0) {
- tmpv = sorttab[2*i];
- sorttab[2*i] = sorttab[2*i+1];
- sorttab[2*i+1] = tmpv;
- }
- }
-
- if(SUCCEEDED(hres)) {
- DWORD k, a, b, bend;
-
- for(k=2; k < length; k *= 2) {
- for(i=0; i+k < length; i += 2*k) {
- a = b = 0;
- if(i+2*k <= length)
- bend = k;
- else
- bend = length - (i+k);
-
- memcpy(tmpbuf, sorttab+i, k*sizeof(jsval_t*));
-
- while(a < k && b < bend) {
- hres = sort_cmp(ctx, cmp_func, *tmpbuf[a], *sorttab[i+k+b], &cmp);
- if(FAILED(hres))
- break;
-
- if(cmp < 0) {
- sorttab[i+a+b] = tmpbuf[a];
- a++;
- }else {
- sorttab[i+a+b] = sorttab[i+k+b];
- b++;
- }
- }
-
- if(FAILED(hres))
- break;
-
- if(a < k)
- memcpy(sorttab+i+a+b, tmpbuf+a, (k-a)*sizeof(jsval_t*));
- }
-
- if(FAILED(hres))
- break;
- }
- }
-
- for(i=0; SUCCEEDED(hres) && i < length; i++)
- hres = jsdisp_propput_idx(jsthis, i, *sorttab[i]);
- }
-
- if(vtab) {
- for(i=0; i < length; i++)
- jsval_release(vtab[i]);
- heap_free(vtab);
- }
- heap_free(sorttab);
- if(cmp_func)
- jsdisp_release(cmp_func);
-
- if(FAILED(hres))
- return hres;
-
- if(r)
- *r = jsval_obj(jsdisp_addref(jsthis));
- return S_OK;
-}
-
-/* ECMA-262 3rd Edition 15.4.4.12 */
-static HRESULT Array_splice(script_ctx_t *ctx, vdisp_t *vthis, WORD flags, unsigned argc, jsval_t *argv,
- jsval_t *r)
-{
- DWORD length, start=0, delete_cnt=0, i, add_args = 0;
- jsdisp_t *ret_array = NULL, *jsthis;
- jsval_t val;
- double d;
- int n;
- HRESULT hres = S_OK;
-
- TRACE("\n");
-
- hres = get_length(ctx, vthis, &jsthis, &length);
- if(FAILED(hres))
- return hres;
-
- if(argc) {
- hres = to_integer(ctx, argv[0], &d);
- if(FAILED(hres))
- return hres;
-
- if(is_int32(d)) {
- if((n = d) >= 0)
- start = min(n, length);
- else
- start = -n > length ? 0 : length + n;
- }else {
- start = d < 0.0 ? 0 : length;
- }
- }
-
- if(argc >= 2) {
- hres = to_integer(ctx, argv[1], &d);
- if(FAILED(hres))
- return hres;
-
- if(is_int32(d)) {
- if((n = d) > 0)
- delete_cnt = min(n, length-start);
- }else if(d > 0.0) {
- delete_cnt = length-start;
- }
-
- add_args = argc-2;
- }
-
- if(r) {
- hres = create_array(ctx, 0, &ret_array);
- if(FAILED(hres))
- return hres;
-
- for(i=0; SUCCEEDED(hres) && i < delete_cnt; i++) {
- hres = jsdisp_get_idx(jsthis, start+i, &val);
- if(hres == DISP_E_UNKNOWNNAME) {
- hres = S_OK;
- }else if(SUCCEEDED(hres)) {
- hres = jsdisp_propput_idx(ret_array, i, val);
- jsval_release(val);
- }
- }
-
- if(SUCCEEDED(hres))
- hres = jsdisp_propput_name(ret_array, lengthW, jsval_number(delete_cnt));
- }
-
- if(add_args < delete_cnt) {
- for(i = start; SUCCEEDED(hres) && i < length-delete_cnt; i++) {
- hres = jsdisp_get_idx(jsthis, i+delete_cnt, &val);
- if(hres == DISP_E_UNKNOWNNAME) {
- hres = jsdisp_delete_idx(jsthis, i+add_args);
- }else if(SUCCEEDED(hres)) {
- hres = jsdisp_propput_idx(jsthis, i+add_args, val);
- jsval_release(val);
- }
- }
-
- for(i=length; SUCCEEDED(hres) && i != length-delete_cnt+add_args; i--)
- hres = jsdisp_delete_idx(jsthis, i-1);
- }else if(add_args > delete_cnt) {
- for(i=length-delete_cnt; SUCCEEDED(hres) && i != start; i--) {
- hres = jsdisp_get_idx(jsthis, i+delete_cnt-1, &val);
- if(hres == DISP_E_UNKNOWNNAME) {
- hres = jsdisp_delete_idx(jsthis, i+add_args-1);
- }else if(SUCCEEDED(hres)) {
- hres = jsdisp_propput_idx(jsthis, i+add_args-1, val);
- jsval_release(val);
- }
- }
- }
-
- for(i=0; SUCCEEDED(hres) && i < add_args; i++)
- hres = jsdisp_propput_idx(jsthis, start+i, argv[i+2]);
-
- if(SUCCEEDED(hres))
- hres = jsdisp_propput_name(jsthis, lengthW, jsval_number(length-delete_cnt+add_args));
-
- if(FAILED(hres)) {
- if(ret_array)
- jsdisp_release(ret_array);
- return hres;
- }
-
- if(r)
- *r = jsval_obj(ret_array);
- return S_OK;
-}
-
-/* ECMA-262 3rd Edition 15.4.4.2 */
-static HRESULT Array_toString(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, unsigned argc, jsval_t *argv,
- jsval_t *r)
-{
- ArrayInstance *array;
-
- TRACE("\n");
-
- array = array_this(jsthis);
- if(!array)
- return throw_type_error(ctx, JS_E_ARRAY_EXPECTED, NULL);
-
- return array_join(ctx, &array->dispex, array->length, default_separatorW,
- strlenW(default_separatorW), r);
-}
-
-static HRESULT Array_toLocaleString(script_ctx_t *ctx, vdisp_t *vthis, WORD flags, unsigned argc, jsval_t *argv,
- jsval_t *r)
-{
- FIXME("\n");
- return E_NOTIMPL;
-}
-
-/* ECMA-262 3rd Edition 15.4.4.13 */
-static HRESULT Array_unshift(script_ctx_t *ctx, vdisp_t *vthis, WORD flags, unsigned argc, jsval_t *argv,
- jsval_t *r)
-{
- jsdisp_t *jsthis;
- WCHAR buf[14], *buf_end, *str;
- DWORD i, length;
- jsval_t val;
- DISPID id;
- HRESULT hres;
-
- TRACE("\n");
-
- hres = get_length(ctx, vthis, &jsthis, &length);
- if(FAILED(hres))
- return hres;
-
- if(argc) {
- buf_end = buf + sizeof(buf)/sizeof(WCHAR)-1;
- *buf_end-- = 0;
- i = length;
-
- while(i--) {
- str = idx_to_str(i, buf_end);
-
- hres = jsdisp_get_id(jsthis, str, 0, &id);
- if(SUCCEEDED(hres)) {
- hres = jsdisp_propget(jsthis, id, &val);
- if(FAILED(hres))
- return hres;
-
- hres = jsdisp_propput_idx(jsthis, i+argc, val);
- jsval_release(val);
- }else if(hres == DISP_E_UNKNOWNNAME) {
- hres = IDispatchEx_DeleteMemberByDispID(vthis->u.dispex, id);
- }
- }
-
- if(FAILED(hres))
- return hres;
- }
-
- for(i=0; i<argc; i++) {
- hres = jsdisp_propput_idx(jsthis, i, argv[i]);
- if(FAILED(hres))
- return hres;
- }
-
- if(argc) {
- length += argc;
- hres = set_length(jsthis, length);
- if(FAILED(hres))
- return hres;
- }
-
- if(r)
- *r = ctx->version < 2 ? jsval_undefined() : jsval_number(length);
- return S_OK;
-}
-
-static HRESULT Array_get_value(script_ctx_t *ctx, jsdisp_t *jsthis, jsval_t *r)
-{
- ArrayInstance *array = array_from_jsdisp(jsthis);
-
- TRACE("\n");
-
- return array_join(ctx, &array->dispex, array->length, default_separatorW,
- strlenW(default_separatorW), r);
-}
-
-static void Array_destructor(jsdisp_t *dispex)
-{
- heap_free(dispex);
-}
-
-static void Array_on_put(jsdisp_t *dispex, const WCHAR *name)
-{
- ArrayInstance *array = array_from_jsdisp(dispex);
- const WCHAR *ptr = name;
- DWORD id = 0;
-
- if(!isdigitW(*ptr))
- return;
-
- while(*ptr && isdigitW(*ptr)) {
- id = id*10 + (*ptr-'0');
- ptr++;
- }
-
- if(*ptr)
- return;
-
- if(id >= array->length)
- array->length = id+1;
-}
-
-static const builtin_prop_t Array_props[] = {
- {concatW, Array_concat, PROPF_METHOD|1},
- {joinW, Array_join, PROPF_METHOD|1},
- {lengthW, NULL,0, Array_get_length, Array_set_length},
- {popW, Array_pop, PROPF_METHOD},
- {pushW, Array_push, PROPF_METHOD|1},
- {reverseW, Array_reverse, PROPF_METHOD},
- {shiftW, Array_shift, PROPF_METHOD},
- {sliceW, Array_slice, PROPF_METHOD|2},
- {sortW, Array_sort, PROPF_METHOD|1},
- {spliceW, Array_splice, PROPF_METHOD|2},
- {toLocaleStringW, Array_toLocaleString, PROPF_METHOD},
- {toStringW, Array_toString, PROPF_METHOD},
- {unshiftW, Array_unshift, PROPF_METHOD|1},
-};
-
-static const builtin_info_t Array_info = {
- JSCLASS_ARRAY,
- {NULL, NULL,0, Array_get_value},
- sizeof(Array_props)/sizeof(*Array_props),
- Array_props,
- Array_destructor,
- Array_on_put
-};
-
-static const builtin_prop_t ArrayInst_props[] = {
- {lengthW, NULL,0, Array_get_length, Array_set_length}
-};
-
-static const builtin_info_t ArrayInst_info = {
- JSCLASS_ARRAY,
- {NULL, NULL,0, Array_get_value},
- sizeof(ArrayInst_props)/sizeof(*ArrayInst_props),
- ArrayInst_props,
- Array_destructor,
- Array_on_put
-};
-
-static HRESULT ArrayConstr_value(script_ctx_t *ctx, vdisp_t *vthis, WORD flags, unsigned argc, jsval_t *argv,
- jsval_t *r)
-{
- jsdisp_t *obj;
- DWORD i;
- HRESULT hres;
-
- TRACE("\n");
-
- switch(flags) {
- case DISPATCH_METHOD:
- case DISPATCH_CONSTRUCT: {
- if(argc == 1 && is_number(argv[0])) {
- double n = get_number(argv[0]);
-
- if(n < 0 || !is_int32(n))
- return throw_range_error(ctx, JS_E_INVALID_LENGTH, NULL);
-
- hres = create_array(ctx, n, &obj);
- if(FAILED(hres))
- return hres;
-
- *r = jsval_obj(obj);
- return S_OK;
- }
-
- hres = create_array(ctx, argc, &obj);
- if(FAILED(hres))
- return hres;
-
- for(i=0; i < argc; i++) {
- hres = jsdisp_propput_idx(obj, i, argv[i]);
- if(FAILED(hres))
- break;
- }
- if(FAILED(hres)) {
- jsdisp_release(obj);
- return hres;
- }
-
- *r = jsval_obj(obj);
- break;
- }
- default:
- FIXME("unimplemented flags: %x\n", flags);
- return E_NOTIMPL;
- }
-
- return S_OK;
-}
-
-static HRESULT alloc_array(script_ctx_t *ctx, jsdisp_t *object_prototype, ArrayInstance **ret)
-{
- ArrayInstance *array;
- HRESULT hres;
-
- array = heap_alloc_zero(sizeof(ArrayInstance));
- if(!array)
- return E_OUTOFMEMORY;
-
- if(object_prototype)
- hres = init_dispex(&array->dispex, ctx, &Array_info, object_prototype);
- else
- hres = init_dispex_from_constr(&array->dispex, ctx, &ArrayInst_info, ctx->array_constr);
-
- if(FAILED(hres)) {
- heap_free(array);
- return hres;
- }
-
- *ret = array;
- return S_OK;
-}
-
-HRESULT create_array_constr(script_ctx_t *ctx, jsdisp_t *object_prototype, jsdisp_t **ret)
-{
- ArrayInstance *array;
- HRESULT hres;
-
- static const WCHAR ArrayW[] = {'A','r','r','a','y',0};
-
- hres = alloc_array(ctx, object_prototype, &array);
- if(FAILED(hres))
- return hres;
-
- hres = create_builtin_constructor(ctx, ArrayConstr_value, ArrayW, NULL, PROPF_CONSTR|1, &array->dispex, ret);
-
- jsdisp_release(&array->dispex);
- return hres;
-}
-
-HRESULT create_array(script_ctx_t *ctx, DWORD length, jsdisp_t **ret)
-{
- ArrayInstance *array;
- HRESULT hres;
-
- hres = alloc_array(ctx, NULL, &array);
- if(FAILED(hres))
- return hres;
-
- array->length = length;
-
- *ret = &array->dispex;
- return S_OK;
-}
projects / reactos.git / blobdiff