mirror of
https://github.com/reactos/reactos.git
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353 lines
8.7 KiB
C
353 lines
8.7 KiB
C
/*
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* Copyright 2011 Jacek Caban for CodeWeavers
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include "initguid.h"
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#include "vbscript.h"
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#include "objsafe.h"
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#include "mshtmhst.h"
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#include "rpcproxy.h"
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#include "vbscript_classes.h"
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#include "vbsglobal.h"
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#include "vbsregexp55.h"
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#include "wine/debug.h"
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WINE_DEFAULT_DEBUG_CHANNEL(vbscript);
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WINE_DECLARE_DEBUG_CHANNEL(heap);
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DEFINE_GUID(GUID_NULL,0,0,0,0,0,0,0,0,0,0,0);
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static HINSTANCE vbscript_hinstance;
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static ITypeLib *typelib;
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static ITypeInfo *typeinfos[LAST_tid];
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static REFIID tid_ids[] = {
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#define XDIID(iface) &DIID_ ## iface,
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TID_LIST
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#undef XDIID
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};
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HRESULT get_typeinfo(tid_t tid, ITypeInfo **typeinfo)
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{
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HRESULT hres;
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if (!typelib) {
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ITypeLib *tl;
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static const WCHAR vbscript_dll1W[] = {'v','b','s','c','r','i','p','t','.','d','l','l','\\','1',0};
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hres = LoadTypeLib(vbscript_dll1W, &tl);
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if(FAILED(hres)) {
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ERR("LoadRegTypeLib failed: %08x\n", hres);
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return hres;
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}
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if(InterlockedCompareExchangePointer((void**)&typelib, tl, NULL))
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ITypeLib_Release(tl);
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}
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if(!typeinfos[tid]) {
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ITypeInfo *ti;
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hres = ITypeLib_GetTypeInfoOfGuid(typelib, tid_ids[tid], &ti);
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if(FAILED(hres)) {
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ERR("GetTypeInfoOfGuid(%s) failed: %08x\n", debugstr_guid(tid_ids[tid]), hres);
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return hres;
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}
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if(InterlockedCompareExchangePointer((void**)(typeinfos+tid), ti, NULL))
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ITypeInfo_Release(ti);
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}
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*typeinfo = typeinfos[tid];
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return S_OK;
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}
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static void release_typelib(void)
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{
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unsigned i;
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if(!typelib)
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return;
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for(i = 0; i < ARRAY_SIZE(typeinfos); i++) {
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if(typeinfos[i])
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ITypeInfo_Release(typeinfos[i]);
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}
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ITypeLib_Release(typelib);
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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, size_t size)
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{
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struct list *list;
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void *tmp;
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size = (size+3)&~3;
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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_next(&heap->custom_blocks, &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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static HRESULT WINAPI ClassFactory_QueryInterface(IClassFactory *iface, REFIID riid, void **ppv)
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{
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*ppv = NULL;
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if(IsEqualGUID(&IID_IUnknown, riid)) {
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TRACE("(%p)->(IID_IUnknown %p)\n", iface, ppv);
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*ppv = iface;
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}else if(IsEqualGUID(&IID_IClassFactory, riid)) {
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TRACE("(%p)->(IID_IClassFactory %p)\n", iface, ppv);
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*ppv = iface;
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}
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if(*ppv) {
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IUnknown_AddRef((IUnknown*)*ppv);
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return S_OK;
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}
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FIXME("(%p)->(%s %p)\n", iface, debugstr_guid(riid), ppv);
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return E_NOINTERFACE;
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}
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static ULONG WINAPI ClassFactory_AddRef(IClassFactory *iface)
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{
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TRACE("(%p)\n", iface);
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return 2;
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}
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static ULONG WINAPI ClassFactory_Release(IClassFactory *iface)
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{
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TRACE("(%p)\n", iface);
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return 1;
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}
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static HRESULT WINAPI ClassFactory_LockServer(IClassFactory *iface, BOOL fLock)
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{
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TRACE("(%p)->(%x)\n", iface, fLock);
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return S_OK;
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}
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static const IClassFactoryVtbl VBScriptFactoryVtbl = {
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ClassFactory_QueryInterface,
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ClassFactory_AddRef,
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ClassFactory_Release,
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VBScriptFactory_CreateInstance,
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ClassFactory_LockServer
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};
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static IClassFactory VBScriptFactory = { &VBScriptFactoryVtbl };
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static const IClassFactoryVtbl VBScriptRegExpFactoryVtbl = {
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ClassFactory_QueryInterface,
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ClassFactory_AddRef,
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ClassFactory_Release,
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VBScriptRegExpFactory_CreateInstance,
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ClassFactory_LockServer
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};
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static IClassFactory VBScriptRegExpFactory = { &VBScriptRegExpFactoryVtbl };
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/******************************************************************
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* DllMain (vbscript.@)
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*/
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BOOL WINAPI DllMain(HINSTANCE hInstDLL, DWORD fdwReason, LPVOID lpv)
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{
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TRACE("(%p %d %p)\n", hInstDLL, fdwReason, lpv);
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switch(fdwReason)
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{
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case DLL_WINE_PREATTACH:
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return FALSE; /* prefer native version */
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case DLL_PROCESS_ATTACH:
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DisableThreadLibraryCalls(hInstDLL);
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vbscript_hinstance = hInstDLL;
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break;
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case DLL_PROCESS_DETACH:
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if (lpv) break;
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release_typelib();
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release_regexp_typelib();
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}
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return TRUE;
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}
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/***********************************************************************
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* DllGetClassObject (vbscript.@)
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*/
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HRESULT WINAPI DllGetClassObject(REFCLSID rclsid, REFIID riid, LPVOID *ppv)
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{
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if(IsEqualGUID(&CLSID_VBScript, rclsid)) {
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TRACE("(CLSID_VBScript %s %p)\n", debugstr_guid(riid), ppv);
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return IClassFactory_QueryInterface(&VBScriptFactory, riid, ppv);
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}else if(IsEqualGUID(&CLSID_VBScriptRegExp, rclsid)) {
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TRACE("(CLSID_VBScriptRegExp %s %p)\n", debugstr_guid(riid), ppv);
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return IClassFactory_QueryInterface(&VBScriptRegExpFactory, riid, ppv);
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}
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FIXME("%s %s %p\n", debugstr_guid(rclsid), debugstr_guid(riid), ppv);
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return CLASS_E_CLASSNOTAVAILABLE;
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}
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/***********************************************************************
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* DllCanUnloadNow (vbscript.@)
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*/
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HRESULT WINAPI DllCanUnloadNow(void)
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{
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return S_FALSE;
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}
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/***********************************************************************
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* DllRegisterServer (vbscript.@)
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*/
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HRESULT WINAPI DllRegisterServer(void)
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{
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TRACE("()\n");
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return __wine_register_resources(vbscript_hinstance);
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}
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/***********************************************************************
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* DllUnregisterServer (vbscript.@)
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*/
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HRESULT WINAPI DllUnregisterServer(void)
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{
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TRACE("()\n");
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return __wine_unregister_resources(vbscript_hinstance);
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}
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