utils.c File Reference

#include "vbscript.h"
#include "wine/debug.h"

Include dependency graph for utils.c:

Go to the source code of this file.

Classes
struct	safearray_iter

Functions
	WINE_DEFAULT_DEBUG_CHANNEL (vbscript)
static safearray_iter *	impl_from_IEnumVARIANT (IEnumVARIANT *iface)
static HRESULT WINAPI	safearray_iter_IEnumVARIANT_QueryInterface (IEnumVARIANT *iface, REFIID riid, void **ppv)
static ULONG WINAPI	safearray_iter_IEnumVARIANT_AddRef (IEnumVARIANT *iface)
static ULONG WINAPI	safearray_iter_IEnumVARIANT_Release (IEnumVARIANT *iface)
static HRESULT WINAPI	safearray_iter_IEnumVARIANT_Next (IEnumVARIANT *iface, ULONG celt, VARIANT *rgVar, ULONG *pCeltFetched)
static HRESULT WINAPI	safearray_iter_IEnumVARIANT_Skip (IEnumVARIANT *iface, ULONG celt)
static HRESULT WINAPI	safearray_iter_IEnumVARIANT_Reset (IEnumVARIANT *iface)
static HRESULT WINAPI	safearray_iter_IEnumVARIANT_Clone (IEnumVARIANT *iface, IEnumVARIANT **ppEnum)
static ULONG	get_safearray_size (SAFEARRAY *sa)
HRESULT	create_safearray_iter (SAFEARRAY *sa, IEnumVARIANT **ev)

Variables
static const IEnumVARIANTVtbl	safearray_iter_EnumVARIANTVtbl

Function Documentation

create_safearray_iter()

HRESULT create_safearray_iter	(	SAFEARRAY *	sa,
		IEnumVARIANT **	ev
	)

Definition at line 163 of file utils.c.

{
    safearray_iter *iter;
    HRESULT hres;
 
    if(sa && !(sa->fFeatures & FADF_VARIANT)) {
        FIXME("enumeration not supported: %x\n", sa->fFeatures);
        return E_NOTIMPL;
    }
 
    iter = heap_alloc(sizeof(*iter));
    if(!iter)
        return E_OUTOFMEMORY;
 
    if(sa) {
        hres = SafeArrayLock(sa);
        if(FAILED(hres)) {
            heap_free(iter);
            return hres;
        }
    }
 
    iter->IEnumVARIANT_iface.lpVtbl = &safearray_iter_EnumVARIANTVtbl;
    iter->ref = 1;
    iter->sa = sa;
    iter->i = 0;
    iter->size = get_safearray_size(sa);
 
    *ev = &iter->IEnumVARIANT_iface;
    return S_OK;
}

Referenced by interp_newenum().

get_safearray_size()

static ULONG get_safearray_size ( SAFEARRAY *  sa )

static

Definition at line 150 of file utils.c.

{
    ULONG ret = 1;
    USHORT i;
 
    if(!sa)
        return 0;
 
    for(i=0; i<sa->cDims && ret; i++)
        ret *= sa->rgsabound[i].cElements;
    return ret;
}

Referenced by create_safearray_iter().

impl_from_IEnumVARIANT()

static safearray_iter * impl_from_IEnumVARIANT ( IEnumVARIANT *  iface )

inlinestatic

Definition at line 34 of file utils.c.

{
    return CONTAINING_RECORD(iface, safearray_iter, IEnumVARIANT_iface);
}

Referenced by safearray_iter_IEnumVARIANT_AddRef(), safearray_iter_IEnumVARIANT_Next(), safearray_iter_IEnumVARIANT_QueryInterface(), and safearray_iter_IEnumVARIANT_Release().

safearray_iter_IEnumVARIANT_AddRef()

static ULONG WINAPI safearray_iter_IEnumVARIANT_AddRef ( IEnumVARIANT *  iface )

static

Definition at line 60 of file utils.c.

{
    safearray_iter *This = impl_from_IEnumVARIANT(iface);
    LONG ref = InterlockedIncrement(&This->ref);
 
    TRACE("(%p) ref=%d\n", This, ref);
 
    return ref;
}

safearray_iter_IEnumVARIANT_Clone()

static HRESULT WINAPI safearray_iter_IEnumVARIANT_Clone ( IEnumVARIANT *  iface, IEnumVARIANT **  ppEnum  )

static

Definition at line 133 of file utils.c.

{
    FIXME("\n");
    return E_NOTIMPL;
}

safearray_iter_IEnumVARIANT_Next()

static HRESULT WINAPI safearray_iter_IEnumVARIANT_Next ( IEnumVARIANT *  iface, ULONG  celt, VARIANT *  rgVar, ULONG *  pCeltFetched  )

static

Definition at line 86 of file utils.c.

{
    safearray_iter *This = impl_from_IEnumVARIANT(iface);
    HRESULT hres;
    VARIANT *v;
 
    TRACE("(%p)->(%u %p %p)\n", This, celt, rgVar, pCeltFetched);
 
    if(celt != 1) {
        FIXME("celt != 1\n");
        return E_NOTIMPL;
    }
 
    if(This->i >= This->size) {
        if(pCeltFetched)
            *pCeltFetched = 0;
        return S_FALSE;
    }
 
    if(!This->sa->cLocks)
        ERR("SAFEARRAY not locked\n");
 
    v = (VARIANT*)(((BYTE*)This->sa->pvData) + This->i * This->sa->cbElements);
    V_VT(rgVar) = VT_EMPTY;
    hres = VariantCopy(rgVar, v);
    if(FAILED(hres))
        return hres;
 
    This->i++;
    if(pCeltFetched)
        *pCeltFetched = 1;
    return S_OK;
}

safearray_iter_IEnumVARIANT_QueryInterface()

static HRESULT WINAPI safearray_iter_IEnumVARIANT_QueryInterface ( IEnumVARIANT *  iface, REFIID  riid, void **  ppv  )

static

Definition at line 39 of file utils.c.

{
    safearray_iter *This = impl_from_IEnumVARIANT(iface);
 
    if(IsEqualGUID(riid, &IID_IUnknown)) {
        TRACE("(%p)->(IID_IUnknown %p)\n", This, ppv);
        *ppv = &This->IEnumVARIANT_iface;
    }else if(IsEqualGUID(riid, &IID_IEnumVARIANT)) {
        TRACE("(%p)->(IID_IEnumVARIANT %p)\n", This, ppv);
        *ppv = &This->IEnumVARIANT_iface;
    }else {
        FIXME("(%p)->(%s %p)\n", This, debugstr_guid(riid), ppv);
        *ppv = NULL;
        return E_NOINTERFACE;
    }
 
    IUnknown_AddRef((IUnknown*)*ppv);
    return S_OK;
}

safearray_iter_IEnumVARIANT_Release()

static ULONG WINAPI safearray_iter_IEnumVARIANT_Release ( IEnumVARIANT *  iface )

static

Definition at line 70 of file utils.c.

{
    safearray_iter *This = impl_from_IEnumVARIANT(iface);
    LONG ref = InterlockedDecrement(&This->ref);
 
    TRACE("(%p) ref=%d\n", iface, ref);
 
    if(!ref) {
        if(This->sa)
            SafeArrayUnlock(This->sa);
        heap_free(This);
    }
 
    return ref;
}

safearray_iter_IEnumVARIANT_Reset()

static HRESULT WINAPI safearray_iter_IEnumVARIANT_Reset ( IEnumVARIANT *  iface )

static

Definition at line 127 of file utils.c.

{
    FIXME("\n");
    return E_NOTIMPL;
}

safearray_iter_IEnumVARIANT_Skip()

static HRESULT WINAPI safearray_iter_IEnumVARIANT_Skip ( IEnumVARIANT *  iface, ULONG  celt  )

static

Definition at line 121 of file utils.c.

{
    FIXME("\n");
    return E_NOTIMPL;
}

WINE_DEFAULT_DEBUG_CHANNEL()

WINE_DEFAULT_DEBUG_CHANNEL

(

vbscript

)

Variable Documentation

safearray_iter_EnumVARIANTVtbl

const IEnumVARIANTVtbl safearray_iter_EnumVARIANTVtbl

static

Initial value:

= {
    safearray_iter_IEnumVARIANT_QueryInterface,
    safearray_iter_IEnumVARIANT_AddRef,
    safearray_iter_IEnumVARIANT_Release,
    safearray_iter_IEnumVARIANT_Next,
    safearray_iter_IEnumVARIANT_Skip,
    safearray_iter_IEnumVARIANT_Reset,
    safearray_iter_IEnumVARIANT_Clone
}

Definition at line 140 of file utils.c.

Referenced by create_safearray_iter().