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srellcom.cpp
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srellcom.cpp
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/*
* Modified from https://github.com/Gcenx/winecx's vbregexp.c
*
* COM server registration follows the example given in John's Blog:
* https://nachtimwald.com/2012/04/08/wrapping-a-c-library-in-comactivex/
*
* Copyright 2013 Piotr Caban for CodeWeavers
*
* SPDX-License-Identifier: LGPL-2.1-or-later
*/
#include <windows.h>
#if defined(_WIN32_WCE) && (_WIN32_WCE < 0x600)
// from bcap_core's stdint.h:
#define WCHAR_MIN 0
#define WCHAR_MAX 0xffff /* UINT16_MAX */
// trivialized from ChakraCore's CommonPal.h:
#define _countof(_Array) (sizeof(_Array) / sizeof(_Array[0]))
#endif
#if defined(_DEBUG) && !defined(_WIN32_WCE)
#include "vld.h"
#endif
#define RE_PREFIX srell
#include "srell.hpp"
#include "srellcom_h.h"
#include "srellcom_i.c"
#include "Utf8Conv.h"
enum {
REG_FOLD = RE_PREFIX::wregex::icase,
REG_MULTILINE = RE_PREFIX::wregex::multiline,
REG_SINGLELINE = RE_PREFIX::wregex::dotall,
REG_GLOB = 0x4000,
REG_PATTERN = 0x8000,
};
// Provide some dummies for wine's debugging facilities
#define TRACE sizeof
#define ERR sizeof
#define FIXME sizeof
static char const *debugstr_guid(const GUID &);
static char const *wine_dbgstr_w(WCHAR const *);
static char const *debugstr_w(WCHAR const *);
static inline BOOL is_digit(WCHAR c)
{
return '0' <= c && c <= '9';
}
// Silly macro to apply the double-checked-lock pattern to some piece of code
// Copyright (c) datadiode
// SPDX-License-Identifier: MIT
#define init_once(...) \
for (static LONG static_init_once = 0;;) \
if (LONG init_once = InterlockedCompareExchange(&static_init_once, 1, 0)) \
{ if (init_once == 3) break; Sleep(static_cast<DWORD>(__VA_ARGS__.0)); } \
else while (InterlockedIncrement(&static_init_once) == 2)
HMODULE g_module = NULL;
template<class Self>
class ZeroInit
{
protected:
ZeroInit() {
memset(static_cast<Self *>(this), 0, sizeof(Self));
}
};
// IDispatch implementation helper template
// Copyright (c) datadiode
// SPDX-License-Identifier: MIT
template<typename ISuper>
class Dispatch : public ISuper
{
protected:
static ITypeInfo *typeinfo;
public:
static HRESULT InitTypeInfo(ITypeLib *typelib) {
return typelib->GetTypeInfoOfGuid(__uuidof(ISuper), &typeinfo);
}
STDMETHOD(GetTypeInfoCount)(UINT *pctinfo) {
*pctinfo = 1;
return S_OK;
}
STDMETHOD(GetTypeInfo)(UINT, LCID, ITypeInfo **ppTInfo) {
(*ppTInfo = typeinfo)->AddRef();
return S_OK;
}
STDMETHOD(GetIDsOfNames)(REFIID, LPOLESTR *rgNames, UINT cNames, LCID, DISPID *rgDispId) {
return typeinfo->GetIDsOfNames(rgNames, cNames, rgDispId);
}
STDMETHOD(Invoke)(DISPID dispid, REFIID, LCID, WORD wFlags,
DISPPARAMS *pDispParams, VARIANT *pVarResult, EXCEPINFO *pExcepInfo, UINT *puArgErr) {
HRESULT hr = DISP_E_EXCEPTION;
try {
hr = typeinfo->Invoke(static_cast<ISuper *>(this),
dispid, wFlags, pDispParams, pVarResult, pExcepInfo, puArgErr);
} catch (RE_PREFIX::regex_error &e) {
pExcepInfo->wCode = static_cast<WORD>(1000 + e.code());
if (const char *const text = e.what()) {
Utf16FromUtf8(text, strlen(text), &pExcepInfo->bstrDescription);
}
typeinfo->GetDocumentation(-1, &pExcepInfo->bstrSource, NULL, NULL, NULL);
} catch (std::exception &e) {
pExcepInfo->wCode = 1001;
if (const char *const text = e.what()) {
Utf16FromUtf8(text, strlen(text), &pExcepInfo->bstrDescription);
}
typeinfo->GetDocumentation(-1, &pExcepInfo->bstrSource, NULL, NULL, NULL);
}
return hr;
}
};
class SubMatchesEnum
: public ZeroInit<SubMatchesEnum>
, public IEnumVARIANT
{
private:
LONG ref;
ISubMatches *sm;
LONG pos;
LONG count;
public:
HRESULT STDMETHODCALLTYPE QueryInterface(REFIID riid, void **ppv);
ULONG STDMETHODCALLTYPE AddRef();
ULONG STDMETHODCALLTYPE Release();
HRESULT STDMETHODCALLTYPE Next(ULONG celt, VARIANT *rgVar, ULONG *pCeltFetched);
HRESULT STDMETHODCALLTYPE Skip(ULONG celt);
HRESULT STDMETHODCALLTYPE Reset();
HRESULT STDMETHODCALLTYPE Clone(IEnumVARIANT **ppEnum);
static HRESULT create(ISubMatches *sm, LONG pos, IUnknown **ppEnum);
};
class SubMatches
: public ZeroInit<SubMatches>
, public Dispatch<ISubMatches>
{
private:
LONG ref;
public:
RE_PREFIX::wcmatch result;
HRESULT STDMETHODCALLTYPE QueryInterface(REFIID riid, void **ppv);
ULONG STDMETHODCALLTYPE AddRef();
ULONG STDMETHODCALLTYPE Release();
HRESULT STDMETHODCALLTYPE get_Item(LONG index, VARIANT *pSubMatch);
HRESULT STDMETHODCALLTYPE get_Count(LONG *pCount);
HRESULT STDMETHODCALLTYPE get__NewEnum(IUnknown **ppEnum);
static HRESULT create(RE_PREFIX::wcmatch &result, SubMatches **sub_matches);
};
class Match
: public ZeroInit<Match>
, public Dispatch<IMatch>
{
private:
LONG ref;
public:
DWORD index;
SubMatches *sub_matches;
HRESULT STDMETHODCALLTYPE QueryInterface(REFIID riid, void **ppv);
ULONG STDMETHODCALLTYPE AddRef();
ULONG STDMETHODCALLTYPE Release();
HRESULT STDMETHODCALLTYPE get_Value(BSTR *pValue);
HRESULT STDMETHODCALLTYPE get_FirstIndex(LONG *pFirstIndex);
HRESULT STDMETHODCALLTYPE get_Length(LONG *pLength);
HRESULT STDMETHODCALLTYPE get_SubMatches(IDispatch **ppSubMatches);
static HRESULT create(DWORD pos, RE_PREFIX::wcmatch &result, IMatch **match);
};
class MatchCollectionEnum
: public ZeroInit<MatchCollectionEnum>
, public IEnumVARIANT
{
private:
LONG ref;
IMatchCollection *mc;
LONG pos;
LONG count;
public:
HRESULT STDMETHODCALLTYPE QueryInterface(REFIID riid, void **ppv);
ULONG STDMETHODCALLTYPE AddRef();
ULONG STDMETHODCALLTYPE Release();
HRESULT STDMETHODCALLTYPE Next(ULONG celt, VARIANT *rgVar, ULONG *pCeltFetched);
HRESULT STDMETHODCALLTYPE Skip(ULONG celt);
HRESULT STDMETHODCALLTYPE Reset();
HRESULT STDMETHODCALLTYPE Clone(IEnumVARIANT **ppEnum);
static HRESULT create(IMatchCollection *mc, LONG pos, IUnknown **ppEnum);
};
class MatchCollection
: public ZeroInit<MatchCollection>
, public Dispatch<IMatchCollection>
{
private:
LONG ref;
public:
std::wstring source;
std::vector<IMatch *> matches;
HRESULT STDMETHODCALLTYPE QueryInterface(REFIID riid, void **ppv);
ULONG STDMETHODCALLTYPE AddRef();
ULONG STDMETHODCALLTYPE Release();
HRESULT STDMETHODCALLTYPE get_Item(LONG index, IDispatch **ppMatch);
HRESULT STDMETHODCALLTYPE get_Count(LONG *pCount);
HRESULT STDMETHODCALLTYPE get__NewEnum(IUnknown **ppEnum);
static HRESULT create(MatchCollection **match_collection);
};
class RegExp
: public ZeroInit<RegExp>
, public Dispatch<IRegExp>
{
private:
LONG ref;
public:
std::wstring pattern;
RE_PREFIX::wregex regexp;
WORD flags;
WORD state;
HRESULT STDMETHODCALLTYPE QueryInterface(REFIID riid, void **ppv);
ULONG STDMETHODCALLTYPE AddRef();
ULONG STDMETHODCALLTYPE Release();
HRESULT STDMETHODCALLTYPE get_Pattern(BSTR *);
HRESULT STDMETHODCALLTYPE put_Pattern(BSTR);
HRESULT STDMETHODCALLTYPE get_IgnoreCase(VARIANT_BOOL *);
HRESULT STDMETHODCALLTYPE put_IgnoreCase(VARIANT_BOOL);
HRESULT STDMETHODCALLTYPE get_Global(VARIANT_BOOL *);
HRESULT STDMETHODCALLTYPE put_Global(VARIANT_BOOL);
HRESULT STDMETHODCALLTYPE get_Multiline(VARIANT_BOOL *);
HRESULT STDMETHODCALLTYPE put_Multiline(VARIANT_BOOL);
HRESULT STDMETHODCALLTYPE get_Singleline(VARIANT_BOOL *);
HRESULT STDMETHODCALLTYPE put_Singleline(VARIANT_BOOL);
HRESULT STDMETHODCALLTYPE Execute(BSTR source, IDispatch **ppMatches);
HRESULT STDMETHODCALLTYPE Test(BSTR source, VARIANT_BOOL *pMatch);
HRESULT STDMETHODCALLTYPE Replace(BSTR source, BSTR replace, BSTR *pDestString);
static HRESULT create(IDispatch **ret);
private:
void update();
};
static class RegExp2Factory : public IClassFactory
{
private:
static ITypeLib *typelib;
public:
HRESULT STDMETHODCALLTYPE QueryInterface(REFIID, void **);
ULONG STDMETHODCALLTYPE AddRef();
ULONG STDMETHODCALLTYPE Release();
HRESULT STDMETHODCALLTYPE CreateInstance(IUnknown *, REFIID, void **);
HRESULT STDMETHODCALLTYPE LockServer(BOOL);
} gRegExp2Factory;
HRESULT STDMETHODCALLTYPE SubMatchesEnum::QueryInterface(REFIID riid, void **ppv)
{
if (IsEqualGUID(riid, IID_IUnknown)) {
TRACE("(%p)->(IID_IUnknown %p)\n", this, ppv);
*ppv = static_cast<IEnumVARIANT *>(this);
} else if (IsEqualGUID(riid, IID_IEnumVARIANT)) {
TRACE("(%p)->(IID_IEnumVARIANT %p)\n", this, ppv);
*ppv = static_cast<IEnumVARIANT *>(this);
} else {
FIXME("(%p)->(%s %p)\n", this, debugstr_guid(riid), ppv);
*ppv = NULL;
return E_NOINTERFACE;
}
AddRef();
return S_OK;
}
ULONG STDMETHODCALLTYPE SubMatchesEnum::AddRef()
{
LONG const ref = InterlockedIncrement(&this->ref);
TRACE("(%p) ref=%ld\n", this, ref);
return ref;
}
ULONG STDMETHODCALLTYPE SubMatchesEnum::Release()
{
LONG const ref = InterlockedDecrement(&this->ref);
TRACE("(%p) ref=%ld\n", this, ref);
if (!ref) {
sm->Release();
delete this;
}
return ref;
}
HRESULT STDMETHODCALLTYPE SubMatchesEnum::Next(ULONG celt, VARIANT *rgVar, ULONG *pCeltFetched)
{
LONG i;
HRESULT hres = S_OK;
TRACE("(%p)->(%lu %p %p)\n", this, celt, rgVar, pCeltFetched);
if (pos >= count) {
if (pCeltFetched)
*pCeltFetched = 0;
return S_FALSE;
}
for (i = 0; i < static_cast<LONG>(celt) && pos + i < count; i++) {
hres = sm->get_Item(pos + i, rgVar + i);
if (FAILED(hres))
break;
}
if (FAILED(hres)) {
while (i--)
VariantClear(rgVar + i);
return hres;
}
if (pCeltFetched)
*pCeltFetched = i;
pos += i;
return S_OK;
}
HRESULT STDMETHODCALLTYPE SubMatchesEnum::Skip(ULONG celt)
{
TRACE("(%p)->(%lu)\n", this, celt);
if (pos + static_cast<LONG>(celt) <= count)
pos += celt;
else
pos = count;
return S_OK;
}
HRESULT STDMETHODCALLTYPE SubMatchesEnum::Reset()
{
TRACE("(%p)\n", this);
pos = 0;
return S_OK;
}
HRESULT STDMETHODCALLTYPE SubMatchesEnum::Clone(IEnumVARIANT **ppEnum)
{
TRACE("(%p)->(%p)\n", this, ppEnum);
return create(sm, pos, reinterpret_cast<IUnknown **>(ppEnum));
}
HRESULT SubMatchesEnum::create(ISubMatches *sm, LONG pos, IUnknown **ppEnum)
{
SubMatchesEnum *ret = new(std::nothrow) SubMatchesEnum;
if (!ret)
return E_OUTOFMEMORY;
ret->ref = 1;
sm->get_Count(&ret->count);
ret->sm = sm;
sm->AddRef();
ret->pos = pos;
*ppEnum = ret;
return S_OK;
}
HRESULT STDMETHODCALLTYPE SubMatches::QueryInterface(REFIID riid, void **ppv)
{
if (IsEqualGUID(riid, IID_IUnknown)) {
TRACE("(%p)->(IID_IUnknown %p)\n", this, ppv);
*ppv = static_cast<ISubMatches *>(this);
} else if (IsEqualGUID(riid, IID_IDispatch)) {
TRACE("(%p)->(IID_IDispatch %p)\n", this, ppv);
*ppv = static_cast<ISubMatches *>(this);
} else if (IsEqualGUID(riid, IID_ISubMatches)) {
TRACE("(%p)->(IID_ISubMatches %p)\n", this, ppv);
*ppv = static_cast<ISubMatches *>(this);
} else {
FIXME("(%p)->(%s %p)\n", this, debugstr_guid(riid), ppv);
*ppv = NULL;
return E_NOINTERFACE;
}
AddRef();
return S_OK;
}
ULONG STDMETHODCALLTYPE SubMatches::AddRef()
{
LONG const ref = InterlockedIncrement(&this->ref);
TRACE("(%p) ref=%ld\n", this, ref);
return ref;
}
ULONG STDMETHODCALLTYPE SubMatches::Release()
{
LONG const ref = InterlockedDecrement(&this->ref);
TRACE("(%p) ref=%ld\n", this, ref);
if (!ref) {
delete this;
}
return ref;
}
HRESULT STDMETHODCALLTYPE SubMatches::get_Item(LONG index, VARIANT *pSubMatch)
{
TRACE("(%p)->(%ld %p)\n", this, index, pSubMatch);
if (!pSubMatch)
return E_POINTER;
if (index < 0 || index >= static_cast<LONG>(result.size() - 1))
return E_INVALIDARG;
RE_PREFIX::wcmatch::const_reference sm = result[index + 1];
V_VT(pSubMatch) = VT_BSTR;
V_BSTR(pSubMatch) = SysAllocStringLen(sm.first, static_cast<UINT>(sm.second - sm.first));
if (!V_BSTR(pSubMatch))
return E_OUTOFMEMORY;
return S_OK;
}
HRESULT STDMETHODCALLTYPE SubMatches::get_Count(LONG *pCount)
{
TRACE("(%p)->(%p)\n", this, pCount);
if (!pCount)
return E_POINTER;
*pCount = static_cast<LONG>(result.size() - 1);
return S_OK;
}
HRESULT STDMETHODCALLTYPE SubMatches::get__NewEnum(IUnknown **ppEnum)
{
TRACE("(%p)->(%p)\n", this, ppEnum);
if (!ppEnum)
return E_POINTER;
return SubMatchesEnum::create(this, 0, ppEnum);
}
ITypeInfo *Dispatch<ISubMatches>::typeinfo = NULL;
HRESULT SubMatches::create(RE_PREFIX::wcmatch &result, SubMatches **sub_matches)
{
SubMatches *ret = new(std::nothrow) SubMatches;
if (!ret)
return E_OUTOFMEMORY;
ret->result = result;
ret->ref = 1;
*sub_matches = ret;
return S_OK;
}
HRESULT STDMETHODCALLTYPE Match::QueryInterface(REFIID riid, void **ppv)
{
if (IsEqualGUID(riid, IID_IUnknown)) {
TRACE("(%p)->(IID_IUnknown %p)\n", this, ppv);
*ppv = static_cast<IMatch *>(this);
} else if (IsEqualGUID(riid, IID_IDispatch)) {
TRACE("(%p)->(IID_IDispatch %p)\n", this, ppv);
*ppv = static_cast<IMatch *>(this);
} else if (IsEqualGUID(riid, IID_IMatch)) {
TRACE("(%p)->(IID_IMatch %p)\n", this, ppv);
*ppv = static_cast<IMatch *>(this);
} else {
FIXME("(%p)->(%s %p)\n", this, debugstr_guid(riid), ppv);
*ppv = NULL;
return E_NOINTERFACE;
}
AddRef();
return S_OK;
}
ULONG STDMETHODCALLTYPE Match::AddRef()
{
LONG const ref = InterlockedIncrement(&this->ref);
TRACE("(%p) ref=%ld\n", this, ref);
return ref;
}
ULONG STDMETHODCALLTYPE Match::Release()
{
LONG const ref = InterlockedDecrement(&this->ref);
TRACE("(%p) ref=%ld\n", this, ref);
if (!ref) {
sub_matches->Release();
delete this;
}
return ref;
}
HRESULT STDMETHODCALLTYPE Match::get_Value(BSTR *pValue)
{
TRACE("(%p)->(%p)\n", this, pValue);
if (!pValue)
return E_POINTER;
RE_PREFIX::wcmatch::const_reference sm = sub_matches->result[0];
*pValue = SysAllocStringLen(sm.first, static_cast<UINT>(sm.second - sm.first));
return *pValue ? S_OK : E_OUTOFMEMORY;
}
HRESULT STDMETHODCALLTYPE Match::get_FirstIndex(LONG *pFirstIndex)
{
TRACE("(%p)->(%p)\n", this, pFirstIndex);
if (!pFirstIndex)
return E_POINTER;
*pFirstIndex = index;
return S_OK;
}
HRESULT STDMETHODCALLTYPE Match::get_Length(LONG *pLength)
{
TRACE("(%p)->(%p)\n", this, pLength);
if (!pLength)
return E_POINTER;
*pLength = static_cast<LONG>(sub_matches->result.size());
return S_OK;
}
HRESULT STDMETHODCALLTYPE Match::get_SubMatches(IDispatch **ppSubMatches)
{
TRACE("(%p)->(%p)\n", this, ppSubMatches);
if (!ppSubMatches)
return E_POINTER;
*ppSubMatches = sub_matches;
sub_matches->AddRef();
return S_OK;
}
ITypeInfo *Dispatch<IMatch>::typeinfo = NULL;
HRESULT Match::create(DWORD pos, RE_PREFIX::wcmatch &result, IMatch **match)
{
Match *ret = new(std::nothrow) Match;
if (!ret)
return E_OUTOFMEMORY;
ret->index = pos;
HRESULT hres = SubMatches::create(result, &ret->sub_matches);
if (FAILED(hres)) {
delete ret;
return hres;
}
ret->ref = 1;
*match = ret;
return hres;
}
HRESULT STDMETHODCALLTYPE MatchCollectionEnum::QueryInterface(REFIID riid, void **ppv)
{
if (IsEqualGUID(riid, IID_IUnknown)) {
TRACE("(%p)->(IID_IUnknown %p)\n", this, ppv);
*ppv = static_cast<IEnumVARIANT *>(this);
} else if (IsEqualGUID(riid, IID_IEnumVARIANT)) {
TRACE("(%p)->(IID_IEnumVARIANT %p)\n", this, ppv);
*ppv = static_cast<IEnumVARIANT *>(this);
} else {
FIXME("(%p)->(%s %p)\n", this, debugstr_guid(riid), ppv);
*ppv = NULL;
return E_NOINTERFACE;
}
AddRef();
return S_OK;
}
ULONG STDMETHODCALLTYPE MatchCollectionEnum::AddRef()
{
LONG const ref = InterlockedIncrement(&this->ref);
TRACE("(%p) ref=%ld\n", this, ref);
return ref;
}
ULONG STDMETHODCALLTYPE MatchCollectionEnum::Release()
{
LONG const ref = InterlockedDecrement(&this->ref);
TRACE("(%p) ref=%ld\n", this, ref);
if (!ref) {
mc->Release();
delete this;
}
return ref;
}
HRESULT STDMETHODCALLTYPE MatchCollectionEnum::Next(ULONG celt, VARIANT *rgVar, ULONG *pCeltFetched)
{
LONG i;
HRESULT hres = S_OK;
TRACE("(%p)->(%lu %p %p)\n", this, celt, rgVar, pCeltFetched);
if (pos >= count) {
if (pCeltFetched)
*pCeltFetched = 0;
return S_FALSE;
}
for (i = 0; i < static_cast<LONG>(celt) && pos + i < count; i++) {
V_VT(rgVar+i) = VT_DISPATCH;
hres = mc->get_Item(pos + i, &V_DISPATCH(rgVar + i));
if (FAILED(hres))
break;
}
if (FAILED(hres)) {
while (i--)
VariantClear(rgVar + i);
return hres;
}
if (pCeltFetched)
*pCeltFetched = i;
pos += i;
return S_OK;
}
HRESULT STDMETHODCALLTYPE MatchCollectionEnum::Skip(ULONG celt)
{
TRACE("(%p)->(%lu)\n", this, celt);
if (pos + static_cast<LONG>(celt) <= count)
pos += celt;
else
pos = count;
return S_OK;
}
HRESULT STDMETHODCALLTYPE MatchCollectionEnum::Reset()
{
TRACE("(%p)\n", this);
pos = 0;
return S_OK;
}
HRESULT STDMETHODCALLTYPE MatchCollectionEnum::Clone(IEnumVARIANT **ppEnum)
{
TRACE("(%p)->(%p)\n", this, ppEnum);
return create(mc, pos, reinterpret_cast<IUnknown **>(ppEnum));
}
HRESULT MatchCollectionEnum::create(IMatchCollection *mc, LONG pos, IUnknown **ppEnum)
{
MatchCollectionEnum *ret = new(std::nothrow) MatchCollectionEnum;
if (!ret)
return E_OUTOFMEMORY;
ret->ref = 1;
mc->get_Count(&ret->count);
ret->mc = mc;
mc->AddRef();
ret->pos = pos;
*ppEnum = ret;
return S_OK;
}
HRESULT STDMETHODCALLTYPE MatchCollection::QueryInterface(REFIID riid, void **ppv)
{
if (IsEqualGUID(riid, IID_IUnknown)) {
TRACE("(%p)->(IID_IUnknown %p)\n", this, ppv);
*ppv = static_cast<IMatchCollection *>(this);
} else if (IsEqualGUID(riid, IID_IDispatch)) {
TRACE("(%p)->(IID_IDispatch %p)\n", this, ppv);
*ppv = static_cast<IMatchCollection *>(this);
} else if (IsEqualGUID(riid, IID_IMatchCollection)) {
TRACE("(%p)->(IID_IMatchCollection %p)\n", this, ppv);
*ppv = static_cast<IMatchCollection *>(this);
} else {
FIXME("(%p)->(%s %p)\n", this, debugstr_guid(riid), ppv);
*ppv = NULL;
return E_NOINTERFACE;
}
AddRef();
return S_OK;
}
ULONG STDMETHODCALLTYPE MatchCollection::AddRef()
{
LONG const ref = InterlockedIncrement(&this->ref);
TRACE("(%p) ref=%ld\n", this, ref);
return ref;
}
ULONG STDMETHODCALLTYPE MatchCollection::Release()
{
LONG const ref = InterlockedDecrement(&this->ref);
TRACE("(%p) ref=%ld\n", this, ref);
if (!ref) {
for (DWORD i = 0; i < matches.size(); i++)
matches[i]->Release();
delete this;
}
return ref;
}
HRESULT STDMETHODCALLTYPE MatchCollection::get_Item(LONG index, IDispatch **ppMatch)
{
TRACE("(%p)->()\n", this);
if (!ppMatch)
return E_POINTER;
if (index < 0 || index >= static_cast<LONG>(matches.size()))
return E_INVALIDARG;
*ppMatch = matches[index];
matches[index]->AddRef();
return S_OK;
}
HRESULT STDMETHODCALLTYPE MatchCollection::get_Count(LONG *pCount)
{
TRACE("(%p)->()\n", this);
if (!pCount)
return E_POINTER;
*pCount = static_cast<LONG>(matches.size());
return S_OK;
}
HRESULT STDMETHODCALLTYPE MatchCollection::get__NewEnum(IUnknown **ppEnum)
{
TRACE("(%p)->(%p)\n", this, ppEnum);
if (!ppEnum)
return E_POINTER;
return MatchCollectionEnum::create(this, 0, ppEnum);
}
ITypeInfo *Dispatch<IMatchCollection>::typeinfo = NULL;
HRESULT MatchCollection::create(MatchCollection **match_collection)
{
MatchCollection *ret = new(std::nothrow) MatchCollection;
if (!ret)
return E_OUTOFMEMORY;
ret->ref = 1;
*match_collection = ret;
return S_OK;
}
HRESULT STDMETHODCALLTYPE RegExp::QueryInterface(REFIID riid, void **ppv)
{
if (IsEqualGUID(riid, IID_IUnknown)) {
TRACE("(%p)->(IID_IUnknown %p)\n", this, ppv);
*ppv = static_cast<IRegExp *>(this);
} else if (IsEqualGUID(riid, IID_IDispatch)) {
TRACE("(%p)->(IID_IDispatch %p)\n", this, ppv);
*ppv = static_cast<IRegExp *>(this);
} else if (IsEqualGUID(riid, IID_IRegExp)) {
TRACE("(%p)->(IID_IRegExp %p)\n", this, ppv);
*ppv = static_cast<IRegExp *>(this);
} else {
FIXME("(%p)->(%s %p)\n", this, debugstr_guid(riid), ppv);
*ppv = NULL;
return E_NOINTERFACE;
}
AddRef();
return S_OK;
}
ULONG STDMETHODCALLTYPE RegExp::AddRef()
{
LONG const ref = InterlockedIncrement(&this->ref);
TRACE("(%p) ref=%ld\n", this, ref);
return ref;
}
ULONG STDMETHODCALLTYPE RegExp::Release()
{
LONG const ref = InterlockedDecrement(&this->ref);
TRACE("(%p) ref=%ld\n", this, ref);
if (!ref) {
delete this;
}
return ref;
}
HRESULT STDMETHODCALLTYPE RegExp::get_Pattern(BSTR *pPattern)
{
TRACE("(%p)->(%p)\n", this, pPattern);
if (!pPattern)
return E_POINTER;
*pPattern = SysAllocString(pattern.c_str());
return *pPattern ? S_OK : E_OUTOFMEMORY;
}
HRESULT STDMETHODCALLTYPE RegExp::put_Pattern(BSTR pattern)
{
TRACE("(%p)->(%s)\n", this, wine_dbgstr_w(pattern));
this->pattern = pattern;
flags |= REG_PATTERN;
return S_OK;
}
HRESULT STDMETHODCALLTYPE RegExp::get_IgnoreCase(VARIANT_BOOL *pIgnoreCase)
{
TRACE("(%p)->(%p)\n", this, pIgnoreCase);
if (!pIgnoreCase)
return E_POINTER;
*pIgnoreCase = flags & REG_FOLD ? VARIANT_TRUE : VARIANT_FALSE;
return S_OK;
}
HRESULT STDMETHODCALLTYPE RegExp::put_IgnoreCase(VARIANT_BOOL ignoreCase)
{
TRACE("(%p)->(%s)\n", this, ignoreCase ? "true" : "false");
if (ignoreCase)
flags |= REG_FOLD;
else
flags &= ~REG_FOLD;
return S_OK;
}
HRESULT STDMETHODCALLTYPE RegExp::get_Global(VARIANT_BOOL *pGlobal)
{
TRACE("(%p)->(%p)\n", this, pGlobal);
if (!pGlobal)
return E_POINTER;
*pGlobal = flags & REG_GLOB ? VARIANT_TRUE : VARIANT_FALSE;
return S_OK;
}
HRESULT STDMETHODCALLTYPE RegExp::put_Global(VARIANT_BOOL global)
{
TRACE("(%p)->(%s)\n", this, global ? "true" : "false");
if (global)
flags |= REG_GLOB;
else
flags &= ~REG_GLOB;
return S_OK;
}
HRESULT STDMETHODCALLTYPE RegExp::get_Multiline(VARIANT_BOOL *pMultiline)
{
TRACE("(%p)->(%p)\n", this, pMultiline);
if (!pMultiline)
return E_POINTER;
*pMultiline = flags & REG_MULTILINE ? VARIANT_TRUE : VARIANT_FALSE;
return S_OK;
}
HRESULT STDMETHODCALLTYPE RegExp::put_Multiline(VARIANT_BOOL multiline)
{
TRACE("(%p)->(%s)\n", this, multiline ? "true" : "false");
if (multiline)
flags |= REG_MULTILINE;
else
flags &= ~REG_MULTILINE;
return S_OK;
}
HRESULT STDMETHODCALLTYPE RegExp::get_Singleline(VARIANT_BOOL *pSingleline)
{
TRACE("(%p)->(%p)\n", this, pSingleline);
if (!pSingleline)
return E_POINTER;
*pSingleline = flags & REG_SINGLELINE ? VARIANT_TRUE : VARIANT_FALSE;
return S_OK;
}
HRESULT STDMETHODCALLTYPE RegExp::put_Singleline(VARIANT_BOOL singleline)
{
TRACE("(%p)->(%s)\n", this, singleline ? "true" : "false");
if (singleline)
flags |= REG_SINGLELINE;
else
flags &= ~REG_SINGLELINE;
return S_OK;
}
HRESULT STDMETHODCALLTYPE RegExp::Execute(BSTR source, IDispatch **ppMatches)
{
RE_PREFIX::wcmatch result;
MatchCollection *match_collection;
IMatch *add = NULL;
HRESULT hres;
TRACE("(%p)->(%s %p)\n", this, debugstr_w(source), ppMatches);
update();
hres = MatchCollection::create(&match_collection);
if (FAILED(hres))
return hres;
match_collection->source = source;
const WCHAR *const s = match_collection->source.c_str();
const WCHAR *cp = s;
while (RE_PREFIX::regex_search(cp, result, regexp)) {
const WCHAR *const cq = cp;
cp += result.position();
hres = Match::create(static_cast<DWORD>(cp - s), result, &add);
cp += result.length();
if (FAILED(hres))
break;
match_collection->matches.push_back(add);
if (!*cp || !(flags & REG_GLOB))
break;
if (cp == cq) {
if (pattern.length())
break;
++cp;
}
}
if (FAILED(hres)) {
match_collection->Release();
return hres;
}
*ppMatches = static_cast<IMatchCollection *>(match_collection);
return S_OK;
}
HRESULT STDMETHODCALLTYPE RegExp::Test(BSTR source, VARIANT_BOOL *pMatch)
{
RE_PREFIX::wcmatch result;
HRESULT hres;
TRACE("(%p)->(%s %p)\n", this, debugstr_w(source), pMatch);
update();
hres = RE_PREFIX::regex_search(source, regexp) ? S_OK : S_FALSE;
if (hres == S_OK) {
*pMatch = VARIANT_TRUE;
} else if (hres == S_FALSE) {
*pMatch = VARIANT_FALSE;
hres = S_OK;
}
return hres;
}
class StrBuf
: public ZeroInit<StrBuf>