Sweden-Number/dlls/vbscript/vbscript_main.c

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/*
* Copyright 2011 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 "initguid.h"
#include "vbscript.h"
#include "objsafe.h"
#include "rpcproxy.h"
#include "vbscript_classes.h"
#include "vbsglobal.h"
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#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(vbscript);
DEFINE_GUID(GUID_NULL,0,0,0,0,0,0,0,0,0,0,0);
static HINSTANCE vbscript_hinstance;
static ITypeLib *typelib;
static ITypeInfo *typeinfos[LAST_tid];
static REFIID tid_ids[] = {
#define XDIID(iface) &DIID_ ## iface,
TID_LIST
#undef XDIID
};
HRESULT get_typeinfo(tid_t tid, ITypeInfo **typeinfo)
{
HRESULT hres;
if (!typelib) {
ITypeLib *tl;
static const WCHAR vbscript_dll1W[] = {'v','b','s','c','r','i','p','t','.','d','l','l','\\','1',0};
hres = LoadTypeLib(vbscript_dll1W, &tl);
if(FAILED(hres)) {
ERR("LoadRegTypeLib failed: %08x\n", hres);
return hres;
}
if(InterlockedCompareExchangePointer((void**)&typelib, tl, NULL))
ITypeLib_Release(tl);
}
if(!typeinfos[tid]) {
ITypeInfo *ti;
hres = ITypeLib_GetTypeInfoOfGuid(typelib, tid_ids[tid], &ti);
if(FAILED(hres)) {
ERR("GetTypeInfoOfGuid(%s) failed: %08x\n", debugstr_guid(tid_ids[tid]), hres);
return hres;
}
if(InterlockedCompareExchangePointer((void**)(typeinfos+tid), ti, NULL))
ITypeInfo_Release(ti);
}
*typeinfo = typeinfos[tid];
return S_OK;
}
static void release_typelib(void)
{
unsigned i;
if(!typelib)
return;
for(i=0; i < sizeof(typeinfos)/sizeof(*typeinfos); i++) {
if(typeinfos[i])
ITypeInfo_Release(typeinfos[i]);
}
ITypeLib_Release(typelib);
}
const char *debugstr_variant(const VARIANT *v)
{
if(!v)
return "(null)";
if(V_ISBYREF(v))
return wine_dbg_sprintf("{V_BYREF -> %s}", debugstr_variant(V_BYREF(v)));
switch(V_VT(v)) {
case VT_EMPTY:
return "{VT_EMPTY}";
case VT_NULL:
return "{VT_NULL}";
case VT_I2:
return wine_dbg_sprintf("{VT_I2: %d}", V_I2(v));
case VT_I4:
return wine_dbg_sprintf("{VT_I4: %d}", V_I4(v));
case VT_UI4:
return wine_dbg_sprintf("{VT_UI4: %u}", V_UI4(v));
case VT_R8:
return wine_dbg_sprintf("{VT_R8: %lf}", V_R8(v));
case VT_BSTR:
return wine_dbg_sprintf("{VT_BSTR: %s}", debugstr_w(V_BSTR(v)));
case VT_DISPATCH:
return wine_dbg_sprintf("{VT_DISPATCH: %p}", V_DISPATCH(v));
case VT_BOOL:
return wine_dbg_sprintf("{VT_BOOL: %x}", V_BOOL(v));
default:
return wine_dbg_sprintf("{vt %d}", V_VT(v));
}
}
#define MIN_BLOCK_SIZE 128
static inline DWORD block_size(DWORD block)
{
return MIN_BLOCK_SIZE << block;
}
void vbsheap_init(vbsheap_t *heap)
{
memset(heap, 0, sizeof(*heap));
list_init(&heap->custom_blocks);
}
void *vbsheap_alloc(vbsheap_t *heap, size_t size)
{
struct list *list;
void *tmp;
size = (size+3)&~3;
if(!heap->block_cnt) {
if(!heap->blocks) {
heap->blocks = heap_alloc(sizeof(void*));
if(!heap->blocks)
return NULL;
}
tmp = heap_alloc(block_size(0));
if(!tmp)
return NULL;
heap->blocks[0] = tmp;
heap->block_cnt = 1;
}
if(heap->offset + size <= block_size(heap->last_block)) {
tmp = ((BYTE*)heap->blocks[heap->last_block])+heap->offset;
heap->offset += size;
return tmp;
}
if(size <= block_size(heap->last_block+1)) {
if(heap->last_block+1 == heap->block_cnt) {
tmp = heap_realloc(heap->blocks, (heap->block_cnt+1)*sizeof(void*));
if(!tmp)
return NULL;
heap->blocks = tmp;
heap->blocks[heap->block_cnt] = heap_alloc(block_size(heap->block_cnt));
if(!heap->blocks[heap->block_cnt])
return NULL;
heap->block_cnt++;
}
heap->last_block++;
heap->offset = size;
return heap->blocks[heap->last_block];
}
list = heap_alloc(size + sizeof(struct list));
if(!list)
return NULL;
list_add_head(&heap->custom_blocks, list);
return list+1;
}
void vbsheap_free(vbsheap_t *heap)
{
struct list *iter;
DWORD i;
while((iter = list_next(&heap->custom_blocks, &heap->custom_blocks))) {
list_remove(iter);
heap_free(iter);
}
for(i=0; i < heap->block_cnt; i++)
heap_free(heap->blocks[i]);
heap_free(heap->blocks);
}
static HRESULT WINAPI ClassFactory_QueryInterface(IClassFactory *iface, REFIID riid, void **ppv)
{
*ppv = NULL;
if(IsEqualGUID(&IID_IUnknown, riid)) {
TRACE("(%p)->(IID_IUnknown %p)\n", iface, ppv);
*ppv = iface;
}else if(IsEqualGUID(&IID_IClassFactory, riid)) {
TRACE("(%p)->(IID_IClassFactory %p)\n", iface, ppv);
*ppv = iface;
}
if(*ppv) {
IUnknown_AddRef((IUnknown*)*ppv);
return S_OK;
}
FIXME("(%p)->(%s %p)\n", iface, debugstr_guid(riid), ppv);
return E_NOINTERFACE;
}
static ULONG WINAPI ClassFactory_AddRef(IClassFactory *iface)
{
TRACE("(%p)\n", iface);
return 2;
}
static ULONG WINAPI ClassFactory_Release(IClassFactory *iface)
{
TRACE("(%p)\n", iface);
return 1;
}
static HRESULT WINAPI ClassFactory_LockServer(IClassFactory *iface, BOOL fLock)
{
TRACE("(%p)->(%x)\n", iface, fLock);
return S_OK;
}
static const IClassFactoryVtbl VBScriptFactoryVtbl = {
ClassFactory_QueryInterface,
ClassFactory_AddRef,
ClassFactory_Release,
VBScriptFactory_CreateInstance,
ClassFactory_LockServer
};
static IClassFactory VBScriptFactory = { &VBScriptFactoryVtbl };
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/******************************************************************
* DllMain (vbscript.@)
*/
BOOL WINAPI DllMain(HINSTANCE hInstDLL, DWORD fdwReason, LPVOID lpv)
{
TRACE("(%p %d %p)\n", hInstDLL, fdwReason, lpv);
switch(fdwReason)
{
case DLL_WINE_PREATTACH:
return FALSE; /* prefer native version */
case DLL_PROCESS_ATTACH:
DisableThreadLibraryCalls(hInstDLL);
vbscript_hinstance = hInstDLL;
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break;
case DLL_PROCESS_DETACH:
release_typelib();
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}
return TRUE;
}
/***********************************************************************
* DllGetClassObject (vbscript.@)
*/
HRESULT WINAPI DllGetClassObject(REFCLSID rclsid, REFIID riid, LPVOID *ppv)
{
if(IsEqualGUID(&CLSID_VBScript, rclsid)) {
TRACE("(CLSID_VBScript %s %p)\n", debugstr_guid(riid), ppv);
return IClassFactory_QueryInterface(&VBScriptFactory, riid, ppv);
}
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FIXME("%s %s %p\n", debugstr_guid(rclsid), debugstr_guid(riid), ppv);
return CLASS_E_CLASSNOTAVAILABLE;
}
/***********************************************************************
* DllCanUnloadNow (vbscript.@)
*/
HRESULT WINAPI DllCanUnloadNow(void)
{
return S_FALSE;
}
/***********************************************************************
* DllRegisterServer (vbscript.@)
*/
HRESULT WINAPI DllRegisterServer(void)
{
TRACE("()\n");
return __wine_register_resources(vbscript_hinstance);
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}
/***********************************************************************
* DllUnregisterServer (vbscript.@)
*/
HRESULT WINAPI DllUnregisterServer(void)
{
TRACE("()\n");
return __wine_unregister_resources(vbscript_hinstance);
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}