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prop.c

/*
 * Property functions
 *
 * Copyright 2004 Jon Griffiths
 *
 * 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 <stdarg.h>
#define NONAMELESSUNION
#define NONAMELESSSTRUCT
#include "windef.h"
#include "winbase.h"
#include "winreg.h"
#include "winerror.h"
#include "winternl.h"
#include "objbase.h"
#include "shlwapi.h"
#include "wine/list.h"
#include "wine/debug.h"
#include "wine/unicode.h"
#include "mapival.h"

WINE_DEFAULT_DEBUG_CHANNEL(mapi);

BOOL WINAPI FBadRglpszA(LPSTR*,ULONG);

/* Internal: Check if a property value array is invalid */
static inline ULONG PROP_BadArray(LPSPropValue lpProp, size_t elemSize)
{
    return IsBadReadPtr(lpProp->Value.MVi.lpi, lpProp->Value.MVi.cValues * elemSize);
}

/*************************************************************************
 * PropCopyMore@16 (MAPI32.76)
 *
 * Copy a property value.
 *
 * PARAMS
 *  lpDest [O] Destination for the copied value
 *  lpSrc  [I] Property value to copy to lpDest
 *  lpMore [I] Linked memory allocation function (pass MAPIAllocateMore())
 *  lpOrig [I] Original allocation to which memory will be linked
 *
 * RETURNS
 *  Success: S_OK. lpDest contains a deep copy of lpSrc.
 *  Failure: MAPI_E_INVALID_PARAMETER, if any parameter is invalid,
 *           MAPI_E_NOT_ENOUGH_MEMORY, if memory allocation fails.
 *
 * NOTES
 *  Any elements within the property returned should not be individually
 *  freed, as they will be freed when lpOrig is.
 */
SCODE WINAPI PropCopyMore(LPSPropValue lpDest, LPSPropValue lpSrc,
                          ALLOCATEMORE *lpMore, LPVOID lpOrig)
{
    ULONG ulLen, i;
    SCODE scode = S_OK;

    TRACE("(%p,%p,%p,%p)\n", lpDest, lpSrc, lpMore, lpOrig);

    if (!lpDest || IsBadWritePtr(lpDest, sizeof(SPropValue)) ||
        FBadProp(lpSrc) || !lpMore)
        return MAPI_E_INVALID_PARAMETER;

    /* Shallow copy first, this is sufficient for properties without pointers */
    *lpDest = *lpSrc;

   switch (PROP_TYPE(lpSrc->ulPropTag))
    {
    case PT_CLSID:
        scode = lpMore(sizeof(GUID), lpOrig, (LPVOID*)&lpDest->Value.lpguid);
        if (SUCCEEDED(scode))
            *lpDest->Value.lpguid = *lpSrc->Value.lpguid;
        break;
    case PT_STRING8:
        ulLen = lstrlenA(lpSrc->Value.lpszA) + 1u;
        scode = lpMore(ulLen, lpOrig, (LPVOID*)&lpDest->Value.lpszA);
        if (SUCCEEDED(scode))
            memcpy(lpDest->Value.lpszA, lpSrc->Value.lpszA, ulLen);
        break;
    case PT_UNICODE:
        ulLen = (strlenW(lpSrc->Value.lpszW) + 1u) * sizeof(WCHAR);
        scode = lpMore(ulLen, lpOrig, (LPVOID*)&lpDest->Value.lpszW);
        if (SUCCEEDED(scode))
            memcpy(lpDest->Value.lpszW, lpSrc->Value.lpszW, ulLen);
        break;
    case PT_BINARY:
        scode = lpMore(lpSrc->Value.bin.cb, lpOrig, (LPVOID*)&lpDest->Value.bin.lpb);
        if (SUCCEEDED(scode))
            memcpy(lpDest->Value.bin.lpb, lpSrc->Value.bin.lpb, lpSrc->Value.bin.cb);
        break;
    default:
        if (lpSrc->ulPropTag & MV_FLAG)
        {
            ulLen = UlPropSize(lpSrc);

            if (PROP_TYPE(lpSrc->ulPropTag) == PT_MV_STRING8 ||
                PROP_TYPE(lpSrc->ulPropTag) == PT_MV_UNICODE)
            {
                /* UlPropSize doesn't account for the string pointers */
                ulLen += lpSrc->Value.MVszA.cValues * sizeof(char*);
            }
            else if (PROP_TYPE(lpSrc->ulPropTag) == PT_MV_BINARY)
            {
               /* UlPropSize doesn't account for the SBinary structs */
               ulLen += lpSrc->Value.MVbin.cValues * sizeof(SBinary);
            }

            lpDest->Value.MVi.cValues = lpSrc->Value.MVi.cValues;
            scode = lpMore(ulLen, lpOrig, (LPVOID*)&lpDest->Value.MVi.lpi);
            if (FAILED(scode))
                break;

            /* Note that we could allocate the memory for each value in a
             * multi-value property separately, however if an allocation failed
             * we would be left with a bunch of allocated memory, which (while
             * not really leaked) is unusable until lpOrig is freed. So for
             * strings and binary arrays we make a single allocation for all
             * of the data. This is consistent since individual elements can't
             * be freed anyway.
             */

            switch (PROP_TYPE(lpSrc->ulPropTag))
            {
            case PT_MV_STRING8:
            {
                char *lpNextStr = (char*)(lpDest->Value.MVszA.lppszA +
                                          lpDest->Value.MVszA.cValues);

                for (i = 0; i < lpSrc->Value.MVszA.cValues; i++)
                {
                    ULONG ulStrLen = lstrlenA(lpSrc->Value.MVszA.lppszA[i]) + 1u;

                    lpDest->Value.MVszA.lppszA[i] = lpNextStr;
                    memcpy(lpNextStr, lpSrc->Value.MVszA.lppszA[i], ulStrLen);
                    lpNextStr += ulStrLen;
                }
                break;
            }
            case PT_MV_UNICODE:
            {
                WCHAR *lpNextStr = (WCHAR*)(lpDest->Value.MVszW.lppszW +
                                            lpDest->Value.MVszW.cValues);

                for (i = 0; i < lpSrc->Value.MVszW.cValues; i++)
                {
                    ULONG ulStrLen = strlenW(lpSrc->Value.MVszW.lppszW[i]) + 1u;

                    lpDest->Value.MVszW.lppszW[i] = lpNextStr;
                    memcpy(lpNextStr, lpSrc->Value.MVszW.lppszW[i], ulStrLen * sizeof(WCHAR));
                    lpNextStr += ulStrLen;
                }
                break;
            }
            case PT_MV_BINARY:
            {
                LPBYTE lpNext = (LPBYTE)(lpDest->Value.MVbin.lpbin +
                                         lpDest->Value.MVbin.cValues);

                for (i = 0; i < lpSrc->Value.MVszW.cValues; i++)
                {
                    lpDest->Value.MVbin.lpbin[i].cb = lpSrc->Value.MVbin.lpbin[i].cb;
                    lpDest->Value.MVbin.lpbin[i].lpb = lpNext;
                    memcpy(lpNext, lpSrc->Value.MVbin.lpbin[i].lpb, lpDest->Value.MVbin.lpbin[i].cb);
                    lpNext += lpDest->Value.MVbin.lpbin[i].cb;
                }
                break;
            }
            default:
                /* No embedded pointers, just copy the data over */
                memcpy(lpDest->Value.MVi.lpi, lpSrc->Value.MVi.lpi, ulLen);
                break;
            }
            break;
        }
    }
    return scode;
}

/*************************************************************************
 * UlPropSize@4 (MAPI32.77)
 *
 * Determine the size of a property in bytes.
 *
 * PARAMS
 *  lpProp [I] Property to determine the size of
 *
 * RETURNS
 *  Success: The size of the value in lpProp.
 *  Failure: 0, if a multi-value (array) property is invalid or the type of lpProp
 *           is unknown.
 *
 * NOTES
 *  - The size returned does not include the size of the SPropValue struct
 *    or the size of the array of pointers for multi-valued properties that
 *    contain pointers (such as PT_MV_STRING8 or PT-MV_UNICODE).
 *  - MSDN incorrectly states that this function returns MAPI_E_CALL_FAILED if
 *    lpProp is invalid. In reality no checking is performed and this function
 *    will crash if passed an invalid property, or return 0 if the property
 *    type is PT_OBJECT or is unknown.
 */
ULONG WINAPI UlPropSize(LPSPropValue lpProp)
{
    ULONG ulRet = 1u, i;

    TRACE("(%p)\n", lpProp);

    switch (PROP_TYPE(lpProp->ulPropTag))
    {
    case PT_MV_I2:       ulRet = lpProp->Value.MVi.cValues;
    case PT_BOOLEAN:
    case PT_I2:          ulRet *= sizeof(USHORT);
                         break;
    case PT_MV_I4:       ulRet = lpProp->Value.MVl.cValues;
    case PT_ERROR:
    case PT_I4:          ulRet *= sizeof(LONG);
                         break;
    case PT_MV_I8:       ulRet = lpProp->Value.MVli.cValues;
    case PT_I8:          ulRet *= sizeof(LONG64);
                         break;
    case PT_MV_R4:       ulRet = lpProp->Value.MVflt.cValues;
    case PT_R4:          ulRet *= sizeof(float);
                         break;
    case PT_MV_APPTIME:
    case PT_MV_R8:       ulRet = lpProp->Value.MVdbl.cValues;
    case PT_APPTIME:
    case PT_R8:          ulRet *= sizeof(double);
                         break;
    case PT_MV_CURRENCY: ulRet = lpProp->Value.MVcur.cValues;
    case PT_CURRENCY:    ulRet *= sizeof(CY);
                         break;
    case PT_MV_SYSTIME:  ulRet = lpProp->Value.MVft.cValues;
    case PT_SYSTIME:     ulRet *= sizeof(FILETIME);
                         break;
    case PT_MV_CLSID:    ulRet = lpProp->Value.MVguid.cValues;
    case PT_CLSID:       ulRet *= sizeof(GUID);
                         break;
    case PT_MV_STRING8:  ulRet = 0u;
                         for (i = 0; i < lpProp->Value.MVszA.cValues; i++)
                             ulRet += (lstrlenA(lpProp->Value.MVszA.lppszA[i]) + 1u);
                         break;
    case PT_STRING8:     ulRet = lstrlenA(lpProp->Value.lpszA) + 1u;
                         break;
    case PT_MV_UNICODE:  ulRet = 0u;
                         for (i = 0; i < lpProp->Value.MVszW.cValues; i++)
                             ulRet += (strlenW(lpProp->Value.MVszW.lppszW[i]) + 1u);
                         ulRet *= sizeof(WCHAR);
                         break;
    case PT_UNICODE:     ulRet = (lstrlenW(lpProp->Value.lpszW) + 1u) * sizeof(WCHAR);
                         break;
    case PT_MV_BINARY:   ulRet = 0u;
                         for (i = 0; i < lpProp->Value.MVbin.cValues; i++)
                             ulRet += lpProp->Value.MVbin.lpbin[i].cb;
                         break;
    case PT_BINARY:      ulRet = lpProp->Value.bin.cb;
                         break;
    case PT_OBJECT:
    default:             ulRet = 0u;
                         break;
    }

    return ulRet;
}

/*************************************************************************
 * FPropContainsProp@12 (MAPI32.78)
 *
 * Find a property with a given property tag in a property array.
 *
 * PARAMS
 *  lpHaystack [I] Property to match to
 *  lpNeedle   [I] Property to find in lpHaystack
 *  ulFuzzy    [I] Flags controlling match type and strictness (FL_* flags from "mapidefs.h")
 *
 * RETURNS
 *  TRUE, if lpNeedle matches lpHaystack according to the criteria of ulFuzzy.
 *
 * NOTES
 *  Only property types of PT_STRING8 and PT_BINARY are handled by this function.
 */
BOOL WINAPI FPropContainsProp(LPSPropValue lpHaystack, LPSPropValue lpNeedle, ULONG ulFuzzy)
{
    TRACE("(%p,%p,0x%08x)\n", lpHaystack, lpNeedle, ulFuzzy);

    if (FBadProp(lpHaystack) || FBadProp(lpNeedle) ||
        PROP_TYPE(lpHaystack->ulPropTag) != PROP_TYPE(lpNeedle->ulPropTag))
        return FALSE;

    /* FIXME: Do later versions support Unicode as well? */

    if (PROP_TYPE(lpHaystack->ulPropTag) == PT_STRING8)
    {
        DWORD dwFlags = 0, dwNeedleLen, dwHaystackLen;

        if (ulFuzzy & FL_IGNORECASE)
            dwFlags |= NORM_IGNORECASE;
        if (ulFuzzy & FL_IGNORENONSPACE)
            dwFlags |= NORM_IGNORENONSPACE;
        if (ulFuzzy & FL_LOOSE)
            dwFlags |= (NORM_IGNORECASE|NORM_IGNORENONSPACE|NORM_IGNORESYMBOLS);

        dwNeedleLen = lstrlenA(lpNeedle->Value.lpszA);
        dwHaystackLen = lstrlenA(lpHaystack->Value.lpszA);

        if ((ulFuzzy & (FL_SUBSTRING|FL_PREFIX)) == FL_PREFIX)
        {
            if (dwNeedleLen <= dwHaystackLen &&
                CompareStringA(LOCALE_USER_DEFAULT, dwFlags,
                               lpHaystack->Value.lpszA, dwNeedleLen,
                               lpNeedle->Value.lpszA, dwNeedleLen) == CSTR_EQUAL)
                return TRUE; /* needle is a prefix of haystack */
        }
        else if ((ulFuzzy & (FL_SUBSTRING|FL_PREFIX)) == FL_SUBSTRING)
        {
            LPSTR (WINAPI *pStrChrFn)(LPCSTR,WORD) = StrChrA;
            LPSTR lpStr = lpHaystack->Value.lpszA;

            if (dwFlags & NORM_IGNORECASE)
                pStrChrFn = StrChrIA;

            while ((lpStr = pStrChrFn(lpStr, *lpNeedle->Value.lpszA)) != NULL)
            {
                dwHaystackLen -= (lpStr - lpHaystack->Value.lpszA);
                if (dwNeedleLen <= dwHaystackLen &&
                    CompareStringA(LOCALE_USER_DEFAULT, dwFlags,
                               lpStr, dwNeedleLen,
                               lpNeedle->Value.lpszA, dwNeedleLen) == CSTR_EQUAL)
                    return TRUE; /* needle is a substring of haystack */
                lpStr++;
            }
        }
        else if (CompareStringA(LOCALE_USER_DEFAULT, dwFlags,
                                lpHaystack->Value.lpszA, dwHaystackLen,
                                lpNeedle->Value.lpszA, dwNeedleLen) == CSTR_EQUAL)
            return TRUE; /* full string match */
    }
    else if (PROP_TYPE(lpHaystack->ulPropTag) == PT_BINARY)
    {
        if ((ulFuzzy & (FL_SUBSTRING|FL_PREFIX)) == FL_PREFIX)
        {
            if (lpNeedle->Value.bin.cb <= lpHaystack->Value.bin.cb &&
                !memcmp(lpNeedle->Value.bin.lpb, lpHaystack->Value.bin.lpb,
                        lpNeedle->Value.bin.cb))
                return TRUE; /* needle is a prefix of haystack */
        }
        else if ((ulFuzzy & (FL_SUBSTRING|FL_PREFIX)) == FL_SUBSTRING)
        {
            ULONG ulLen = lpHaystack->Value.bin.cb;
            LPBYTE lpb = lpHaystack->Value.bin.lpb;

            while ((lpb = memchr(lpb, *lpNeedle->Value.bin.lpb, ulLen)) != NULL)
            {
                ulLen = lpHaystack->Value.bin.cb - (lpb - lpHaystack->Value.bin.lpb);
                if (lpNeedle->Value.bin.cb <= ulLen &&
                    !memcmp(lpNeedle->Value.bin.lpb, lpb, lpNeedle->Value.bin.cb))
                    return TRUE; /* needle is a substring of haystack */
                lpb++;
            }
        }
        else if (!LPropCompareProp(lpHaystack, lpNeedle))
            return TRUE; /* needle is an exact match with haystack */

    }
    return FALSE;
}

/*************************************************************************
 * FPropCompareProp@12 (MAPI32.79)
 *
 * Compare two properties.
 *
 * PARAMS
 *  lpPropLeft  [I] Left hand property to compare to lpPropRight
 *  ulOp        [I] Comparison operator (RELOP_* enum from "mapidefs.h")
 *  lpPropRight [I] Right hand property to compare to lpPropLeft
 *
 * RETURNS
 *  TRUE, if the comparison is true, FALSE otherwise.
 */
BOOL WINAPI FPropCompareProp(LPSPropValue lpPropLeft, ULONG ulOp, LPSPropValue lpPropRight)
{
    LONG iCmp;

    TRACE("(%p,%d,%p)\n", lpPropLeft, ulOp, lpPropRight);

    if (ulOp > RELOP_RE || FBadProp(lpPropLeft) || FBadProp(lpPropRight))
        return FALSE;

    if (ulOp == RELOP_RE)
    {
        FIXME("Comparison operator RELOP_RE not yet implemented!\n");
        return FALSE;
    }

    iCmp = LPropCompareProp(lpPropLeft, lpPropRight);

    switch (ulOp)
    {
    case RELOP_LT: return iCmp <  0 ? TRUE : FALSE;
    case RELOP_LE: return iCmp <= 0 ? TRUE : FALSE;
    case RELOP_GT: return iCmp >  0 ? TRUE : FALSE;
    case RELOP_GE: return iCmp >= 0 ? TRUE : FALSE;
    case RELOP_EQ: return iCmp == 0 ? TRUE : FALSE;
    case RELOP_NE: return iCmp != 0 ? TRUE : FALSE;
    }
    return FALSE;
}

/*************************************************************************
 * LPropCompareProp@8 (MAPI32.80)
 *
 * Compare two properties.
 *
 * PARAMS
 *  lpPropLeft  [I] Left hand property to compare to lpPropRight
 *  lpPropRight [I] Right hand property to compare to lpPropLeft
 *
 * RETURNS
 *  An integer less than, equal to or greater than 0, indicating that
 *  lpszStr is less than, the same, or greater than lpszComp.
 */
LONG WINAPI LPropCompareProp(LPSPropValue lpPropLeft, LPSPropValue lpPropRight)
{
    LONG iRet;

    TRACE("(%p->0x%08x,%p->0x%08x)\n", lpPropLeft, lpPropLeft->ulPropTag,
          lpPropRight, lpPropRight->ulPropTag);

    /* If the properties are not the same, sort by property type */
    if (PROP_TYPE(lpPropLeft->ulPropTag) != PROP_TYPE(lpPropRight->ulPropTag))
        return (LONG)PROP_TYPE(lpPropLeft->ulPropTag) - (LONG)PROP_TYPE(lpPropRight->ulPropTag);

    switch (PROP_TYPE(lpPropLeft->ulPropTag))
    {
    case PT_UNSPECIFIED:
    case PT_NULL:
        return 0; /* NULLs are equal */
    case PT_I2:
        return lpPropLeft->Value.i - lpPropRight->Value.i;
    case PT_I4:
        return lpPropLeft->Value.l - lpPropRight->Value.l;
    case PT_I8:
        if (lpPropLeft->Value.li.QuadPart > lpPropRight->Value.li.QuadPart)
            return 1;
        if (lpPropLeft->Value.li.QuadPart == lpPropRight->Value.li.QuadPart)
            return 0;
        return -1;
    case PT_R4:
        if (lpPropLeft->Value.flt > lpPropRight->Value.flt)
            return 1;
        if (lpPropLeft->Value.flt == lpPropRight->Value.flt)
            return 0;
        return -1;
    case PT_APPTIME:
    case PT_R8:
        if (lpPropLeft->Value.dbl > lpPropRight->Value.dbl)
            return 1;
        if (lpPropLeft->Value.dbl == lpPropRight->Value.dbl)
            return 0;
        return -1;
    case PT_CURRENCY:
        if (lpPropLeft->Value.cur.int64 > lpPropRight->Value.cur.int64)
            return 1;
        if (lpPropLeft->Value.cur.int64 == lpPropRight->Value.cur.int64)
            return 0;
        return -1;
    case PT_SYSTIME:
        return CompareFileTime(&lpPropLeft->Value.ft, &lpPropRight->Value.ft);
    case PT_BOOLEAN:
        return (lpPropLeft->Value.b ? 1 : 0) - (lpPropRight->Value.b ? 1 : 0);
    case PT_BINARY:
        if (lpPropLeft->Value.bin.cb == lpPropRight->Value.bin.cb)
            iRet = memcmp(lpPropLeft->Value.bin.lpb, lpPropRight->Value.bin.lpb,
                          lpPropLeft->Value.bin.cb);
        else
        {
            iRet = memcmp(lpPropLeft->Value.bin.lpb, lpPropRight->Value.bin.lpb,
                          min(lpPropLeft->Value.bin.cb, lpPropRight->Value.bin.cb));

            if (!iRet)
                iRet = lpPropLeft->Value.bin.cb - lpPropRight->Value.bin.cb;
        }
        return iRet;
    case PT_STRING8:
        return lstrcmpA(lpPropLeft->Value.lpszA, lpPropRight->Value.lpszA);
    case PT_UNICODE:
        return strcmpW(lpPropLeft->Value.lpszW, lpPropRight->Value.lpszW);
    case PT_ERROR:
        if (lpPropLeft->Value.err > lpPropRight->Value.err)
            return 1;
        if (lpPropLeft->Value.err == lpPropRight->Value.err)
            return 0;
        return -1;
    case PT_CLSID:
        return memcmp(lpPropLeft->Value.lpguid, lpPropRight->Value.lpguid,
                      sizeof(GUID));
    }
    FIXME("Unhandled property type %d\n", PROP_TYPE(lpPropLeft->ulPropTag));
    return 0;
}

/*************************************************************************
 * HrGetOneProp@8 (MAPI32.135)
 *
 * Get a property value from an IMAPIProp object.
 *
 * PARAMS
 *  lpIProp   [I] IMAPIProp object to get the property value in
 *  ulPropTag [I] Property tag of the property to get
 *  lppProp   [O] Destination for the returned property
 *
 * RETURNS
 *  Success: S_OK. *lppProp contains the property value requested.
 *  Failure: MAPI_E_NOT_FOUND, if no property value has the tag given by ulPropTag.
 */
HRESULT WINAPI HrGetOneProp(LPMAPIPROP lpIProp, ULONG ulPropTag, LPSPropValue *lppProp)
{
    SPropTagArray pta;
    ULONG ulCount;
    HRESULT hRet;

    TRACE("(%p,%d,%p)\n", lpIProp, ulPropTag, lppProp);

    pta.cValues = 1u;
    pta.aulPropTag[0] = ulPropTag;
    hRet = IMAPIProp_GetProps(lpIProp, &pta, 0u, &ulCount, lppProp);
    if (hRet == MAPI_W_ERRORS_RETURNED)
    {
        MAPIFreeBuffer(*lppProp);
        *lppProp = NULL;
        hRet = MAPI_E_NOT_FOUND;
    }
    return hRet;
}

/*************************************************************************
 * HrSetOneProp@8 (MAPI32.136)
 *
 * Set a property value in an IMAPIProp object.
 *
 * PARAMS
 *  lpIProp [I] IMAPIProp object to set the property value in
 *  lpProp  [I] Property value to set
 *
 * RETURNS
 *  Success: S_OK. The value in lpProp is set in lpIProp.
 *  Failure: An error result from IMAPIProp_SetProps().
 */
HRESULT WINAPI HrSetOneProp(LPMAPIPROP lpIProp, LPSPropValue lpProp)
{
    TRACE("(%p,%p)\n", lpIProp, lpProp);

    return IMAPIProp_SetProps(lpIProp, 1u, lpProp, NULL);
}

/*************************************************************************
 * FPropExists@8 (MAPI32.137)
 *
 * Find a property with a given property tag in an IMAPIProp object.
 *
 * PARAMS
 *  lpIProp   [I] IMAPIProp object to find the property tag in
 *  ulPropTag [I] Property tag to find
 *
 * RETURNS
 *  TRUE, if ulPropTag matches a property held in lpIProp,
 *  FALSE, otherwise.
 *
 * NOTES
 *  if ulPropTag has a property type of PT_UNSPECIFIED, then only the property
 *  Ids need to match for a successful match to occur.
 */
 BOOL WINAPI FPropExists(LPMAPIPROP lpIProp, ULONG ulPropTag)
 {
    BOOL bRet = FALSE;

    TRACE("(%p,%d)\n", lpIProp, ulPropTag);

    if (lpIProp)
    {
        LPSPropTagArray lpTags;
        ULONG i;

        if (FAILED(IMAPIProp_GetPropList(lpIProp, 0u, &lpTags)))
            return FALSE;

        for (i = 0; i < lpTags->cValues; i++)
        {
            if (!FBadPropTag(lpTags->aulPropTag[i]) &&
                (lpTags->aulPropTag[i] == ulPropTag ||
                 (PROP_TYPE(ulPropTag) == PT_UNSPECIFIED &&
                  PROP_ID(lpTags->aulPropTag[i]) == lpTags->aulPropTag[i])))
            {
                bRet = TRUE;
                break;
            }
        }
        MAPIFreeBuffer(lpTags);
    }
    return bRet;
}

/*************************************************************************
 * PpropFindProp@12 (MAPI32.138)
 *
 * Find a property with a given property tag in a property array.
 *
 * PARAMS
 *  lpProps   [I] Property array to search
 *  cValues   [I] Number of properties in lpProps
 *  ulPropTag [I] Property tag to find
 *
 * RETURNS
 *  A pointer to the matching property, or NULL if none was found.
 *
 * NOTES
 *  if ulPropTag has a property type of PT_UNSPECIFIED, then only the property
 *  Ids need to match for a successful match to occur.
 */
LPSPropValue WINAPI PpropFindProp(LPSPropValue lpProps, ULONG cValues, ULONG ulPropTag)
{
    TRACE("(%p,%d,%d)\n", lpProps, cValues, ulPropTag);

    if (lpProps && cValues)
    {
        ULONG i;
        for (i = 0; i < cValues; i++)
        {
            if (!FBadPropTag(lpProps[i].ulPropTag) &&
                (lpProps[i].ulPropTag == ulPropTag ||
                 (PROP_TYPE(ulPropTag) == PT_UNSPECIFIED &&
                  PROP_ID(lpProps[i].ulPropTag) == PROP_ID(ulPropTag))))
                return &lpProps[i];
        }
    }
    return NULL;
}

/*************************************************************************
 * FreePadrlist@4 (MAPI32.139)
 *
 * Free the memory used by an address book list.
 *
 * PARAMS
 *  lpAddrs [I] Address book list to free
 *
 * RETURNS
 *  Nothing.
 */
VOID WINAPI FreePadrlist(LPADRLIST lpAddrs)
{
    TRACE("(%p)\n", lpAddrs);

    /* Structures are binary compatible; use the same implementation */
    FreeProws((LPSRowSet)lpAddrs);
}

/*************************************************************************
 * FreeProws@4 (MAPI32.140)
 *
 * Free the memory used by a row set.
 *
 * PARAMS
 *  lpRowSet [I] Row set to free
 *
 * RETURNS
 *  Nothing.
 */
VOID WINAPI FreeProws(LPSRowSet lpRowSet)
{
    TRACE("(%p)\n", lpRowSet);

    if (lpRowSet)
    {
        ULONG i;

        for (i = 0; i < lpRowSet->cRows; i++)
            MAPIFreeBuffer(lpRowSet->aRow[i].lpProps);

        MAPIFreeBuffer(lpRowSet);
    }
}

/*************************************************************************
 * ScCountProps@12 (MAPI32.170)
 *
 * Validate and determine the length of an array of properties.
 *
 * PARAMS
 *  iCount  [I] Length of the lpProps array
 *  lpProps [I] Array of properties to validate/size
 *  pcBytes [O] If non-NULL, destination for the size of the property array
 *
 * RETURNS
 *  Success: S_OK. If pcBytes is non-NULL, it contains the size of the propery array.
 *  Failure: MAPI_E_INVALID_PARAMETER, if any parameter is invalid or validation
 *           of the property array fails.
 */
SCODE WINAPI ScCountProps(INT iCount, LPSPropValue lpProps, ULONG *pcBytes)
{
    ULONG i, ulCount = iCount, ulBytes = 0;

    TRACE("(%d,%p,%p)\n", iCount, lpProps, pcBytes);

    if (iCount <= 0 || !lpProps ||
        IsBadReadPtr(lpProps, iCount * sizeof(SPropValue)))
        return MAPI_E_INVALID_PARAMETER;

    for (i = 0; i < ulCount; i++)
    {
        ULONG ulPropSize = 0;

        if (FBadProp(&lpProps[i]) || lpProps[i].ulPropTag == PROP_ID_NULL ||
            lpProps[i].ulPropTag == PROP_ID_INVALID)
            return MAPI_E_INVALID_PARAMETER;

            if (PROP_TYPE(lpProps[i].ulPropTag) != PT_OBJECT)
            {
                ulPropSize = UlPropSize(&lpProps[i]);
                if (!ulPropSize)
                    return MAPI_E_INVALID_PARAMETER;
            }

            switch (PROP_TYPE(lpProps[i].ulPropTag))
            {
            case PT_STRING8:
            case PT_UNICODE:
            case PT_CLSID:
            case PT_BINARY:
            case PT_MV_I2:
            case PT_MV_I4:
            case PT_MV_I8:
            case PT_MV_R4:
            case PT_MV_R8:
            case PT_MV_CURRENCY:
            case PT_MV_SYSTIME:
            case PT_MV_APPTIME:
                ulPropSize += sizeof(SPropValue);
                break;
            case PT_MV_CLSID:
                ulPropSize += lpProps[i].Value.MVszA.cValues * sizeof(char*) + sizeof(SPropValue);
                break;
            case PT_MV_STRING8:
            case PT_MV_UNICODE:
                ulPropSize += lpProps[i].Value.MVszA.cValues * sizeof(char*) + sizeof(SPropValue);
                break;
            case PT_MV_BINARY:
                ulPropSize += lpProps[i].Value.MVbin.cValues * sizeof(SBinary) + sizeof(SPropValue);
                break;
            default:
                ulPropSize = sizeof(SPropValue);
                break;
            }
            ulBytes += ulPropSize;
    }
    if (pcBytes)
        *pcBytes = ulBytes;

    return S_OK;
}

/*************************************************************************
 * ScCopyProps@16 (MAPI32.171)
 *
 * Copy an array of property values into a buffer suited for serialisation.
 *
 * PARAMS
 *  cValues   [I] Number of properties in lpProps
 *  lpProps   [I] Property array to copy
 *  lpDst     [O] Destination for the serialised data
 *  lpCount   [O] If non-NULL, destination for the number of bytes of data written to lpDst
 *
 * RETURNS
 *  Success: S_OK. lpDst contains the serialised data from lpProps.
 *  Failure: MAPI_E_INVALID_PARAMETER, if any parameter is invalid.
 *
 * NOTES
 *  The resulting property value array is stored in a contiguous block starting at lpDst.
 */
SCODE WINAPI ScCopyProps(int cValues, LPSPropValue lpProps, LPVOID lpDst, ULONG *lpCount)
{
    LPSPropValue lpDest = (LPSPropValue)lpDst;
    char *lpDataDest = (char *)(lpDest + cValues);
    ULONG ulLen, i;
    int iter;

    TRACE("(%d,%p,%p,%p)\n", cValues, lpProps, lpDst, lpCount);

    if (!lpProps || cValues < 0 || !lpDest)
        return MAPI_E_INVALID_PARAMETER;

    memcpy(lpDst, lpProps, cValues * sizeof(SPropValue));

    for (iter = 0; iter < cValues; iter++)
    {
        switch (PROP_TYPE(lpProps->ulPropTag))
        {
        case PT_CLSID:
            lpDest->Value.lpguid = (LPGUID)lpDataDest;
            *lpDest->Value.lpguid = *lpProps->Value.lpguid;
            lpDataDest += sizeof(GUID);
            break;
        case PT_STRING8:
            ulLen = lstrlenA(lpProps->Value.lpszA) + 1u;
            lpDest->Value.lpszA = lpDataDest;
            memcpy(lpDest->Value.lpszA, lpProps->Value.lpszA, ulLen);
            lpDataDest += ulLen;
            break;
        case PT_UNICODE:
            ulLen = (strlenW(lpProps->Value.lpszW) + 1u) * sizeof(WCHAR);
            lpDest->Value.lpszW = (LPWSTR)lpDataDest;
            memcpy(lpDest->Value.lpszW, lpProps->Value.lpszW, ulLen);
            lpDataDest += ulLen;
            break;
        case PT_BINARY:
            lpDest->Value.bin.lpb = (LPBYTE)lpDataDest;
            memcpy(lpDest->Value.bin.lpb, lpProps->Value.bin.lpb, lpProps->Value.bin.cb);
            lpDataDest += lpProps->Value.bin.cb;
            break;
        default:
            if (lpProps->ulPropTag & MV_FLAG)
            {
                lpDest->Value.MVi.cValues = lpProps->Value.MVi.cValues;
                /* Note: Assignment uses lppszA but covers all cases by union aliasing */
                lpDest->Value.MVszA.lppszA = (char**)lpDataDest;

                switch (PROP_TYPE(lpProps->ulPropTag))
                {
                case PT_MV_STRING8:
                {
                    lpDataDest += lpProps->Value.MVszA.cValues * sizeof(char *);

                    for (i = 0; i < lpProps->Value.MVszA.cValues; i++)
                    {
                        ULONG ulStrLen = lstrlenA(lpProps->Value.MVszA.lppszA[i]) + 1u;

                        lpDest->Value.MVszA.lppszA[i] = lpDataDest;
                        memcpy(lpDataDest, lpProps->Value.MVszA.lppszA[i], ulStrLen);
                        lpDataDest += ulStrLen;
                    }
                    break;
                }
                case PT_MV_UNICODE:
                {
                    lpDataDest += lpProps->Value.MVszW.cValues * sizeof(WCHAR *);

                    for (i = 0; i < lpProps->Value.MVszW.cValues; i++)
                    {
                        ULONG ulStrLen = (strlenW(lpProps->Value.MVszW.lppszW[i]) + 1u) * sizeof(WCHAR);

                        lpDest->Value.MVszW.lppszW[i] = (LPWSTR)lpDataDest;
                        memcpy(lpDataDest, lpProps->Value.MVszW.lppszW[i], ulStrLen);
                        lpDataDest += ulStrLen;
                    }
                    break;
                }
                case PT_MV_BINARY:
                {
                    lpDataDest += lpProps->Value.MVszW.cValues * sizeof(SBinary);

                    for (i = 0; i < lpProps->Value.MVszW.cValues; i++)
                    {
                        lpDest->Value.MVbin.lpbin[i].cb = lpProps->Value.MVbin.lpbin[i].cb;
                        lpDest->Value.MVbin.lpbin[i].lpb = (LPBYTE)lpDataDest;
                        memcpy(lpDataDest, lpProps->Value.MVbin.lpbin[i].lpb, lpDest->Value.MVbin.lpbin[i].cb);
                        lpDataDest += lpDest->Value.MVbin.lpbin[i].cb;
                    }
                    break;
                }
                default:
                    /* No embedded pointers, just copy the data over */
                    ulLen = UlPropSize(lpProps);
                    memcpy(lpDest->Value.MVi.lpi, lpProps->Value.MVi.lpi, ulLen);
                    lpDataDest += ulLen;
                    break;
                }
                break;
            }
        }
        lpDest++;
        lpProps++;
    }
    if (lpCount)
        *lpCount = lpDataDest - (char *)lpDst;

    return S_OK;
}

/*************************************************************************
 * ScRelocProps@20 (MAPI32.172)
 *
 * Relocate the pointers in an array of property values after it has been copied.
 *
 * PARAMS
 *  cValues   [I] Number of properties in lpProps
 *  lpProps   [O] Property array to relocate the pointers in.
 *  lpOld     [I] Position where the data was copied from
 *  lpNew     [I] Position where the data was copied to
 *  lpCount   [O] If non-NULL, destination for the number of bytes of data at lpDst
 *
 * RETURNS
 *  Success: S_OK. Any pointers in lpProps are relocated.
 *  Failure: MAPI_E_INVALID_PARAMETER, if any parameter is invalid.
 *
 * NOTES
 *  MSDN states that this function can be used for serialisation by passing
 *  NULL as either lpOld or lpNew, thus converting any pointers in lpProps
 *  between offsets and pointers. This does not work in native (it crashes),
 *  and cannot be made to work in Wine because the original interface design
 *  is deficient. The only use left for this function is to remap pointers
 *  in a contiguous property array that has been copied with memcpy() to
 *  another memory location.
 */
SCODE WINAPI ScRelocProps(int cValues, LPSPropValue lpProps, LPVOID lpOld,
                          LPVOID lpNew, ULONG *lpCount)
{
    static const BOOL bBadPtr = TRUE; /* Windows bug - Assumes source is bad */
    LPSPropValue lpDest = lpProps;
    ULONG ulCount = cValues * sizeof(SPropValue);
    ULONG ulLen, i;
    int iter;

    TRACE("(%d,%p,%p,%p,%p)\n", cValues, lpProps, lpOld, lpNew, lpCount);

    if (!lpProps || cValues < 0 || !lpOld || !lpNew)
        return MAPI_E_INVALID_PARAMETER;

    /* The reason native doesn't work as MSDN states is that it assumes that
     * the lpProps pointer contains valid pointers. This is obviously not
     * true if the array is being read back from serialisation (the pointers
     * are just offsets). Native can't actually work converting the pointers to
     * offsets either, because it converts any array pointers to offsets then
     * _dereferences the offset_ in order to convert the array elements!
     *
     * The code below would handle both cases except that the design of this
     * function makes it impossible to know when the pointers in lpProps are
     * valid. If both lpOld and lpNew are non-NULL, native reads the pointers
     * after converting them, so we must do the same. It seems this
     * functionality was never tested by MS.
     */

#define RELOC_PTR(p) (((char*)(p)) - (char*)lpOld + (char*)lpNew)

    for (iter = 0; iter < cValues; iter++)
    {
        switch (PROP_TYPE(lpDest->ulPropTag))
        {
        case PT_CLSID:
            lpDest->Value.lpguid = (LPGUID)RELOC_PTR(lpDest->Value.lpguid);
            ulCount += sizeof(GUID);
            break;
        case PT_STRING8:
            ulLen = bBadPtr ? 0 : lstrlenA(lpDest->Value.lpszA) + 1u;
            lpDest->Value.lpszA = RELOC_PTR(lpDest->Value.lpszA);
            if (bBadPtr)
                ulLen = lstrlenA(lpDest->Value.lpszA) + 1u;
            ulCount += ulLen;
            break;
        case PT_UNICODE:
            ulLen = bBadPtr ? 0 : (lstrlenW(lpDest->Value.lpszW) + 1u) * sizeof(WCHAR);
            lpDest->Value.lpszW = (LPWSTR)RELOC_PTR(lpDest->Value.lpszW);
            if (bBadPtr)
                ulLen = (strlenW(lpDest->Value.lpszW) + 1u) * sizeof(WCHAR);
            ulCount += ulLen;
            break;
        case PT_BINARY:
            lpDest->Value.bin.lpb = (LPBYTE)RELOC_PTR(lpDest->Value.bin.lpb);
            ulCount += lpDest->Value.bin.cb;
            break;
        default:
            if (lpDest->ulPropTag & MV_FLAG)
            {
                /* Since we have to access the array elements, don't map the
                 * array unless it is invalid (otherwise, map it at the end)
                 */
                if (bBadPtr)
                    lpDest->Value.MVszA.lppszA = (LPSTR*)RELOC_PTR(lpDest->Value.MVszA.lppszA);

                switch (PROP_TYPE(lpProps->ulPropTag))
                {
                case PT_MV_STRING8:
                {
                    ulCount += lpDest->Value.MVszA.cValues * sizeof(char *);

                    for (i = 0; i < lpDest->Value.MVszA.cValues; i++)
                    {
                        ULONG ulStrLen = bBadPtr ? 0 : lstrlenA(lpDest->Value.MVszA.lppszA[i]) + 1u;

                        lpDest->Value.MVszA.lppszA[i] = RELOC_PTR(lpDest->Value.MVszA.lppszA[i]);
                        if (bBadPtr)
                            ulStrLen = lstrlenA(lpDest->Value.MVszA.lppszA[i]) + 1u;
                        ulCount += ulStrLen;
                    }
                    break;
                }
                case PT_MV_UNICODE:
                {
                    ulCount += lpDest->Value.MVszW.cValues * sizeof(WCHAR *);

                    for (i = 0; i < lpDest->Value.MVszW.cValues; i++)
                    {
                        ULONG ulStrLen = bBadPtr ? 0 : (strlenW(lpDest->Value.MVszW.lppszW[i]) + 1u) * sizeof(WCHAR);

                        lpDest->Value.MVszW.lppszW[i] = (LPWSTR)RELOC_PTR(lpDest->Value.MVszW.lppszW[i]);
                        if (bBadPtr)
                            ulStrLen = (strlenW(lpDest->Value.MVszW.lppszW[i]) + 1u) * sizeof(WCHAR);
                        ulCount += ulStrLen;
                    }
                    break;
                }
                case PT_MV_BINARY:
                {
                    ulCount += lpDest->Value.MVszW.cValues * sizeof(SBinary);

                    for (i = 0; i < lpDest->Value.MVszW.cValues; i++)
                    {
                        lpDest->Value.MVbin.lpbin[i].lpb = (LPBYTE)RELOC_PTR(lpDest->Value.MVbin.lpbin[i].lpb);
                        ulCount += lpDest->Value.MVbin.lpbin[i].cb;
                    }
                    break;
                }
                default:
                    ulCount += UlPropSize(lpDest);
                    break;
                }
                if (!bBadPtr)
                    lpDest->Value.MVszA.lppszA = (LPSTR*)RELOC_PTR(lpDest->Value.MVszA.lppszA);
                break;
            }
        }
        lpDest++;
    }
    if (lpCount)
        *lpCount = ulCount;

    return S_OK;
}

/*************************************************************************
 * LpValFindProp@12 (MAPI32.173)
 *
 * Find a property with a given property id in a property array.
 *
 * PARAMS
 *  ulPropTag [I] Property tag containing property id to find
 *  cValues   [I] Number of properties in lpProps
 *  lpProps   [I] Property array to search
 *
 * RETURNS
 *  A pointer to the matching property, or NULL if none was found.
 *
 * NOTES
 *  This function matches only on the property id and does not care if the
 *  property types differ.
 */
LPSPropValue WINAPI LpValFindProp(ULONG ulPropTag, ULONG cValues, LPSPropValue lpProps)
{
    TRACE("(%d,%d,%p)\n", ulPropTag, cValues, lpProps);

    if (lpProps && cValues)
    {
        ULONG i;
        for (i = 0; i < cValues; i++)
        {
            if (PROP_ID(ulPropTag) == PROP_ID(lpProps[i].ulPropTag))
                return &lpProps[i];
        }
    }
    return NULL;
}

/*************************************************************************
 * ScDupPropset@16 (MAPI32.174)
 *
 * Duplicate a property value array into a contiguous block of memory.
 *
 * PARAMS
 *  cValues   [I] Number of properties in lpProps
 *  lpProps   [I] Property array to duplicate
 *  lpAlloc   [I] Memory allocation function, use MAPIAllocateBuffer()
 *  lpNewProp [O] Destination for the newly duplicated property value array
 *
 * RETURNS
 *  Success: S_OK. *lpNewProp contains the duplicated array.
 *  Failure: MAPI_E_INVALID_PARAMETER, if any parameter is invalid,
 *           MAPI_E_NOT_ENOUGH_MEMORY, if memory allocation fails.
 */
SCODE WINAPI ScDupPropset(int cValues, LPSPropValue lpProps,
                          LPALLOCATEBUFFER lpAlloc, LPSPropValue *lpNewProp)
{
    ULONG ulCount;
    SCODE sc;

    TRACE("(%d,%p,%p,%p)\n", cValues, lpProps, lpAlloc, lpNewProp);

    sc = ScCountProps(cValues, lpProps, &ulCount);
    if (SUCCEEDED(sc))
    {
        sc = lpAlloc(ulCount, (LPVOID*)lpNewProp);
        if (SUCCEEDED(sc))
            sc = ScCopyProps(cValues, lpProps, *lpNewProp, &ulCount);
    }
    return sc;
}

/*************************************************************************
 * FBadRglpszA@8 (MAPI32.175)
 *
 * Determine if an array of strings is invalid
 *
 * PARAMS
 *  lppszStrs [I] Array of strings to check
 *  ulCount   [I] Number of strings in lppszStrs
 *
 * RETURNS
 *  TRUE, if lppszStrs is invalid, FALSE otherwise.
 */
BOOL WINAPI FBadRglpszA(LPSTR *lppszStrs, ULONG ulCount)
{
    ULONG i;

    TRACE("(%p,%d)\n", lppszStrs, ulCount);

    if (!ulCount)
        return FALSE;

    if (!lppszStrs || IsBadReadPtr(lppszStrs, ulCount * sizeof(LPWSTR)))
        return TRUE;

    for (i = 0; i < ulCount; i++)
    {
        if (!lppszStrs[i] || IsBadStringPtrA(lppszStrs[i], -1))
            return TRUE;
    }
    return FALSE;
}

/*************************************************************************
 * FBadRglpszW@8 (MAPI32.176)
 *
 * See FBadRglpszA.
 */
BOOL WINAPI FBadRglpszW(LPWSTR *lppszStrs, ULONG ulCount)
{
    ULONG i;

    TRACE("(%p,%d)\n", lppszStrs, ulCount);

    if (!ulCount)
        return FALSE;

    if (!lppszStrs || IsBadReadPtr(lppszStrs, ulCount * sizeof(LPWSTR)))
        return TRUE;

    for (i = 0; i < ulCount; i++)
    {
        if (!lppszStrs[i] || IsBadStringPtrW(lppszStrs[i], -1))
            return TRUE;
    }
    return FALSE;
}

/*************************************************************************
 * FBadRowSet@4 (MAPI32.177)
 *
 * Determine if a row is invalid
 *
 * PARAMS
 *  lpRow [I] Row to check
 *
 * RETURNS
 *  TRUE, if lpRow is invalid, FALSE otherwise.
 */
BOOL WINAPI FBadRowSet(LPSRowSet lpRowSet)
{
    ULONG i;
    TRACE("(%p)\n", lpRowSet);

    if (!lpRowSet || IsBadReadPtr(lpRowSet, CbSRowSet(lpRowSet)))
        return TRUE;

    for (i = 0; i < lpRowSet->cRows; i++)
    {
        if (FBadRow(&lpRowSet->aRow[i]))
            return TRUE;
    }
    return FALSE;
}

/*************************************************************************
 * FBadPropTag@4 (MAPI32.179)
 *
 * Determine if a property tag is invalid
 *
 * PARAMS
 *  ulPropTag [I] Property tag to check
 *
 * RETURNS
 *  TRUE, if ulPropTag is invalid, FALSE otherwise.
 */
ULONG WINAPI FBadPropTag(ULONG ulPropTag)
{
    TRACE("(0x%08x)\n", ulPropTag);

    switch (ulPropTag & (~MV_FLAG & PROP_TYPE_MASK))
    {
    case PT_UNSPECIFIED:
    case PT_NULL:
    case PT_I2:
    case PT_LONG:
    case PT_R4:
    case PT_DOUBLE:
    case PT_CURRENCY:
    case PT_APPTIME:
    case PT_ERROR:
    case PT_BOOLEAN:
    case PT_OBJECT:
    case PT_I8:
    case PT_STRING8:
    case PT_UNICODE:
    case PT_SYSTIME:
    case PT_CLSID:
    case PT_BINARY:
        return FALSE;
    }
    return TRUE;
}

/*************************************************************************
 * FBadRow@4 (MAPI32.180)
 *
 * Determine if a row is invalid
 *
 * PARAMS
 *  lpRow [I] Row to check
 *
 * RETURNS
 *  TRUE, if lpRow is invalid, FALSE otherwise.
 */
ULONG WINAPI FBadRow(LPSRow lpRow)
{
    ULONG i;
    TRACE("(%p)\n", lpRow);

    if (!lpRow || IsBadReadPtr(lpRow, sizeof(SRow)) || !lpRow->lpProps ||
        IsBadReadPtr(lpRow->lpProps, lpRow->cValues * sizeof(SPropValue)))
        return TRUE;

    for (i = 0; i < lpRow->cValues; i++)
    {
        if (FBadProp(&lpRow->lpProps[i]))
            return TRUE;
    }
    return FALSE;
}

/*************************************************************************
 * FBadProp@4 (MAPI32.181)
 *
 * Determine if a property is invalid
 *
 * PARAMS
 *  lpProp [I] Property to check
 *
 * RETURNS
 *  TRUE, if lpProp is invalid, FALSE otherwise.
 */
ULONG WINAPI FBadProp(LPSPropValue lpProp)
{
    if (!lpProp || IsBadReadPtr(lpProp, sizeof(SPropValue)) ||
        FBadPropTag(lpProp->ulPropTag))
        return TRUE;

    switch (PROP_TYPE(lpProp->ulPropTag))
    {
    /* Single value properties containing pointers */
    case PT_STRING8:
        if (!lpProp->Value.lpszA || IsBadStringPtrA(lpProp->Value.lpszA, -1))
            return TRUE;
        break;
    case PT_UNICODE:
        if (!lpProp->Value.lpszW || IsBadStringPtrW(lpProp->Value.lpszW, -1))
            return TRUE;
        break;
    case PT_BINARY:
        if (IsBadReadPtr(lpProp->Value.bin.lpb, lpProp->Value.bin.cb))
            return TRUE;
        break;
    case PT_CLSID:
        if (IsBadReadPtr(lpProp->Value.lpguid, sizeof(GUID)))
            return TRUE;
        break;

    /* Multiple value properties (arrays) containing no pointers */
    case PT_MV_I2:
        return PROP_BadArray(lpProp, sizeof(SHORT));
    case PT_MV_LONG:
        return PROP_BadArray(lpProp, sizeof(LONG));
    case PT_MV_LONGLONG:
        return PROP_BadArray(lpProp, sizeof(LONG64));
    case PT_MV_FLOAT:
        return PROP_BadArray(lpProp, sizeof(float));
    case PT_MV_SYSTIME:
        return PROP_BadArray(lpProp, sizeof(FILETIME));
    case PT_MV_APPTIME:
    case PT_MV_DOUBLE:
        return PROP_BadArray(lpProp, sizeof(double));
    case PT_MV_CURRENCY:
        return PROP_BadArray(lpProp, sizeof(CY));
    case PT_MV_CLSID:
        return PROP_BadArray(lpProp, sizeof(GUID));

    /* Multiple value properties containing pointers */
    case PT_MV_STRING8:
        return FBadRglpszA(lpProp->Value.MVszA.lppszA,
                           lpProp->Value.MVszA.cValues);
    case PT_MV_UNICODE:
        return FBadRglpszW(lpProp->Value.MVszW.lppszW,
                           lpProp->Value.MVszW.cValues);
    case PT_MV_BINARY:
        return FBadEntryList(&lpProp->Value.MVbin);
    }
    return FALSE;
}

/*************************************************************************
 * FBadColumnSet@4 (MAPI32.182)
 *
 * Determine if an array of property tags is invalid
 *
 * PARAMS
 *  lpCols [I] Property tag array to check
 *
 * RETURNS
 *  TRUE, if lpCols is invalid, FALSE otherwise.
 */
ULONG WINAPI FBadColumnSet(LPSPropTagArray lpCols)
{
    ULONG ulRet = FALSE, i;

    TRACE("(%p)\n", lpCols);

    if (!lpCols || IsBadReadPtr(lpCols, CbSPropTagArray(lpCols)))
        ulRet = TRUE;
    else
    {
        for (i = 0; i < lpCols->cValues; i++)
        {
            if ((lpCols->aulPropTag[i] & PROP_TYPE_MASK) == PT_ERROR ||
                FBadPropTag(lpCols->aulPropTag[i]))
            {
                ulRet = TRUE;
                break;
            }
        }
    }
    TRACE("Returning %s\n", ulRet ? "TRUE" : "FALSE");
    return ulRet;
}


/**************************************************************************
 *  IMAPIProp {MAPI32}
 *
 * The default Mapi interface for manipulating object properties.
 *
 * DESCRIPTION
 *  This object provides an interface to an objects properties. It is exposed
 *  by several types of Mapi objects in order to simplify the querying and
 *  modification of properties.
 *
 * METHODS
 */

/* A single property in a property data collection */
typedef struct
{
  struct list  entry;
  ULONG        ulAccess; /* The property value access level */
  LPSPropValue value;    /* The property value */
} IPropDataItem, *LPIPropDataItem;

 /* The main property data collection structure */
typedef struct
{
    const IPropDataVtbl   *lpVtbl;
    LONG             lRef;        /* Reference count */
    ALLOCATEBUFFER  *lpAlloc;     /* Memory allocation routine */
    ALLOCATEMORE    *lpMore;      /* Linked memory allocation routine */
    FREEBUFFER      *lpFree;      /* Memory free routine */
    ULONG            ulObjAccess; /* Object access level */
    ULONG            ulNumValues; /* Number of items in values list */
    struct list      values;      /* List of property values */
    CRITICAL_SECTION cs;          /* Lock for thread safety */
} IPropDataImpl;

/* Internal - Get a property value, assumes lock is held */
static IPropDataItem *IMAPIPROP_GetValue(IPropDataImpl *This, ULONG ulPropTag)
{
    struct list *cursor;

    LIST_FOR_EACH(cursor, &This->values)
    {
        LPIPropDataItem current = LIST_ENTRY(cursor, IPropDataItem, entry);
        /* Note that propery types don't have to match, just Id's */
        if (PROP_ID(current->value->ulPropTag) == PROP_ID(ulPropTag))
            return current;
    }
    return NULL;
}

/* Internal - Add a new property value, assumes lock is held */
static IPropDataItem *IMAPIPROP_AddValue(IPropDataImpl *This,
                                         LPSPropValue lpProp)
{
    LPVOID lpMem;
    LPIPropDataItem lpNew;
    HRESULT hRet;

    hRet = This->lpAlloc(sizeof(IPropDataItem), &lpMem);

    if (SUCCEEDED(hRet))
    {
        lpNew = lpMem;
        lpNew->ulAccess = IPROP_READWRITE;

        /* Allocate the value separately so we can update it easily */
        lpMem = NULL;
        hRet = This->lpAlloc(sizeof(SPropValue), &lpMem);
        if (SUCCEEDED(hRet))
        {
            lpNew->value = lpMem;

            hRet = PropCopyMore(lpNew->value, lpProp, This->lpMore, lpMem);
            if (SUCCEEDED(hRet))
            {
                list_add_tail(&This->values, &lpNew->entry);
                This->ulNumValues++;
                return lpNew;
            }
            This->lpFree(lpNew->value);
        }
        This->lpFree(lpNew);
    }
    return NULL;
}

/* Internal - Lock an IPropData object */
static inline void IMAPIPROP_Lock(IPropDataImpl *This)
{
    EnterCriticalSection(&This->cs);
}

/* Internal - Unlock an IPropData object */
static inline void IMAPIPROP_Unlock(IPropDataImpl *This)
{
    LeaveCriticalSection(&This->cs);
}

/* This one seems to be missing from mapidefs.h */
#define CbNewSPropProblemArray(c) \
    (offsetof(SPropProblemArray,aProblem)+(c)*sizeof(SPropProblem))

/**************************************************************************
 *  IMAPIProp_QueryInterface {MAPI32}
 *
 * Inherited method from the IUnknown Interface.
 * See IUnknown_QueryInterface.
 *
 * NOTES
 * This object exposes the following interfaces:
 * - IUnknown() : The default interface for all COM-Objects.
 * - IMAPIProp() : The default Mapi interface for manipulating object properties.
 */
static inline HRESULT IMAPIProp_fnQueryInterface(LPMAPIPROP iface, REFIID riid, LPVOID *ppvObj)
{
    IPropDataImpl *This = (IPropDataImpl*)iface;

    TRACE("(%p,%s,%p)\n", This, debugstr_guid(riid), ppvObj);

    if (!ppvObj || !riid)
        return MAPI_E_INVALID_PARAMETER;

    *ppvObj = NULL;

    if(IsEqualIID(riid, &IID_IUnknown) ||
       IsEqualIID(riid, &IID_IMAPIProp) ||
       IsEqualIID(riid, &IID_IMAPIPropData))
    {
        *ppvObj = This;
        IPropData_AddRef(iface);
        TRACE("returning %p\n", *ppvObj);
        return S_OK;
    }

    TRACE("returning E_NOINTERFACE\n");
    return MAPI_E_INTERFACE_NOT_SUPPORTED;
}

/**************************************************************************
 *  IMAPIProp_AddRef {MAPI32}
 *
 * Inherited method from the IUnknown Interface.
 * See IUnknown_AddRef.
 */
static inline ULONG IMAPIProp_fnAddRef(LPMAPIPROP iface)
{
    IPropDataImpl *This = (IPropDataImpl*)iface;

    TRACE("(%p)->(count before=%u)\n", This, This->lRef);

    return InterlockedIncrement(&This->lRef);
}

/**************************************************************************
 *  IMAPIProp_Release {MAPI32}
 *
 * Inherited method from the IUnknown Interface.
 * See IUnknown_Release.
 */
static inline ULONG IMAPIProp_fnRelease(LPMAPIPROP iface)
{
    IPropDataImpl *This = (IPropDataImpl*)iface;
    LONG lRef;

    TRACE("(%p)->(count before=%u)\n", This, This->lRef);

    lRef = InterlockedDecrement(&This->lRef);
    if (!lRef)
    {
        TRACE("Destroying IPropData (%p)\n",This);

        /* Note: No need to lock, since no other thread is referencing iface */
        while (!list_empty(&This->values))
        {
            struct list *head = list_head(&This->values);
            LPIPropDataItem current = LIST_ENTRY(head, IPropDataItem, entry);
            list_remove(head);
            This->lpFree(current->value);
            This->lpFree(current);
        }
        This->cs.DebugInfo->Spare[0] = 0;
        DeleteCriticalSection(&This->cs);
        This->lpFree(This);
    }
    return (ULONG)lRef;
}

/**************************************************************************
 *  IMAPIProp_GetLastError {MAPI32}
 *
 * Get information about the last error that occurred in an IMAPIProp object.
 *
 * PARAMS
 *  iface    [I] IMAPIProp object that experienced the error
 *  hRes     [I] Result of the call that returned an error
 *  ulFlags  [I] 0=return Ascii strings, MAPI_UNICODE=return Unicode strings
 *  lppError [O] Destination for detailed error information
 *
 * RETURNS
 *  Success: S_OK. *lppError contains details about the last error.
 *  Failure: MAPI_E_INVALID_PARAMETER, if any parameter is invalid,
 *           MAPI_E_NOT_ENOUGH_MEMORY, if memory allocation fails.
 *
 * NOTES
 *  - If this function succeeds, the returned information in *lppError must be
 *  freed using MAPIFreeBuffer() once the caller is finished with it.
 *  - It is possible for this function to succeed and set *lppError to NULL,
 *  if there is no further information to report about hRes.
 */
static inline HRESULT
IMAPIProp_fnGetLastError(LPMAPIPROP iface, HRESULT hRes,
                         ULONG ulFlags, LPMAPIERROR *lppError)
{
    TRACE("(%p,0x%08X,0x%08X,%p)\n", iface, hRes, ulFlags, lppError);

    if (!lppError  || SUCCEEDED(hRes) || (ulFlags & ~MAPI_UNICODE))
        return MAPI_E_INVALID_PARAMETER;

    *lppError = NULL;
    return S_OK;
}

/**************************************************************************
 *  IMAPIProp_SaveChanges {MAPI32}
 *
 * Update any changes made to a transactional IMAPIProp object.
 *
 * PARAMS
 *  iface    [I] IMAPIProp object to update
 *  ulFlags  [I] Flags controlling the update.
 *
 * RETURNS
 *  Success: S_OK. Any outstanding changes are committed to the object.
 *  Failure: An HRESULT error code describing the error.
 */
static inline HRESULT
IMAPIProp_fnSaveChanges(LPMAPIPROP iface, ULONG ulFlags)
{
    TRACE("(%p,0x%08X)\n", iface, ulFlags);

     /* Since this object is not transacted we do not need to implement this */
     /* FIXME: Should we set the access levels to clean? */
    return S_OK;
}

/**************************************************************************
 *  IMAPIProp_GetProps {MAPI32}
 *
 * Get property values from an IMAPIProp object.
 *
 * PARAMS
 *  iface    [I] IMAPIProp object to get the property values from
 *  lpTags   [I] Property tage of property values to be retrieved
 *  ulFlags  [I] Return 0=Ascii MAPI_UNICODE=Unicode strings for
 *                 unspecified types
 *  lpCount  [O] Destination for number of properties returned
 *  lppProps [O] Destination for returned property values
 *
 * RETURNS
 *  Success: S_OK. *lppProps and *lpCount are updated.
 *  Failure: MAPI_E_INVALID_PARAMETER, if any parameter is invalid.
 *           MAPI_E_NOT_ENOUGH_MEMORY, if memory allocation fails, or
 *           MAPI_W_ERRORS_RETURNED if not all properties were retrieved
 *           successfully.
 * NOTES
 *  - If MAPI_W_ERRORS_RETURNED is returned, any properties that could not be
 *    retrieved from iface are present in lppProps with their type
 *    changed to PT_ERROR and Id unchanged.
 */
static inline HRESULT
IMAPIProp_fnGetProps(LPMAPIPROP iface, LPSPropTagArray lpTags,
                     ULONG ulFlags, ULONG *lpCount, LPSPropValue *lppProps)
{
    ULONG i;
    HRESULT hRet = S_OK;
    IPropDataImpl *This = (IPropDataImpl*)iface;

    TRACE("(%p,%p,0x%08x,%p,%p) stub\n", iface, lpTags, ulFlags,
          lpCount, lppProps);

    if (!iface || ulFlags & ~MAPI_UNICODE || !lpTags || *lpCount || !lppProps)
        return MAPI_E_INVALID_PARAMETER;

    FIXME("semi-stub, flags not supported\n");

    *lpCount = lpTags->cValues;
    *lppProps = NULL;

    if (*lpCount)
    {
        hRet = MAPIAllocateBuffer(*lpCount * sizeof(SPropValue), (LPVOID*)lppProps);
        if (FAILED(hRet))
            return hRet;

        IMAPIPROP_Lock(This);

        for (i = 0; i < lpTags->cValues; i++)
        {
            HRESULT hRetTmp = E_INVALIDARG;
            LPIPropDataItem item;

            item = IMAPIPROP_GetValue(This, lpTags->aulPropTag[i]);

            if (item)
                hRetTmp = PropCopyMore(&(*lppProps)[i], item->value,
                                       This->lpMore, *lppProps);
            if (FAILED(hRetTmp))
            {
                hRet = MAPI_W_ERRORS_RETURNED;
                (*lppProps)[i].ulPropTag =
                    CHANGE_PROP_TYPE(lpTags->aulPropTag[i], PT_ERROR);
            }
        }

        IMAPIPROP_Unlock(This);
    }
    return hRet;
}

/**************************************************************************
 *  MAPIProp_GetPropList {MAPI32}
 *
 * Get the list of property tags for all values in an IMAPIProp object.
 *
 * PARAMS
 *  iface   [I] IMAPIProp object to get the property tag list from
 *  ulFlags [I] Return 0=Ascii MAPI_UNICODE=Unicode strings for
 *              unspecified types
 *  lppTags [O] Destination for the retrieved property tag list
 *
 * RETURNS
 *  Success: S_OK. *lppTags contains the tags for all available properties.
 *  Failure: MAPI_E_INVALID_PARAMETER, if any parameter is invalid.
 *           MAPI_E_BAD_CHARWIDTH, if Ascii or Unicode strings are requested
 *           and that type of string is not supported.
 */
static inline HRESULT
IMAPIProp_fnGetPropList(LPMAPIPROP iface, ULONG ulFlags,
                        LPSPropTagArray *lppTags)
{
    IPropDataImpl *This = (IPropDataImpl*)iface;
    ULONG i;
    HRESULT hRet;

    TRACE("(%p,0x%08x,%p) stub\n", iface, ulFlags, lppTags);

    if (!iface || ulFlags & ~MAPI_UNICODE || !lppTags)
        return MAPI_E_INVALID_PARAMETER;

    FIXME("semi-stub, flags not supported\n");

    *lppTags = NULL;

    IMAPIPROP_Lock(This);

    hRet = MAPIAllocateBuffer(CbNewSPropTagArray(This->ulNumValues),
                              (LPVOID*)lppTags);
    if (SUCCEEDED(hRet))
    {
        struct list *cursor;

        i = 0;
        LIST_FOR_EACH(cursor, &This->values)
        {
            LPIPropDataItem current = LIST_ENTRY(cursor, IPropDataItem, entry);
            (*lppTags)->aulPropTag[i] = current->value->ulPropTag;
            i++;
        }
        (*lppTags)->cValues = This->ulNumValues;
    }

    IMAPIPROP_Unlock(This);
    return hRet;
}

/**************************************************************************
 *  IMAPIProp_OpenProperty {MAPI32}
 *
 * Not documented at this time.
 *
 * RETURNS
 *  An HRESULT success/failure code.
 */
static inline HRESULT
IMAPIProp_fnOpenProperty(LPMAPIPROP iface, ULONG ulPropTag, LPCIID iid,
                         ULONG ulOpts, ULONG ulFlags, LPUNKNOWN *lpUnk)
{
    FIXME("(%p,%u,%s,%u,0x%08x,%p) stub\n", iface, ulPropTag,
          debugstr_guid(iid), ulOpts, ulFlags, lpUnk);
    return MAPI_E_NO_SUPPORT;
}


/**************************************************************************
 *  IMAPIProp_SetProps {MAPI32}
 *
 * Add or edit the property values in an IMAPIProp object.
 *
 * PARAMS
 *  iface    [I] IMAPIProp object to get the property tag list from
 *  ulValues [I] Number of properties in lpProps
 *  lpProps  [I] Property values to set
 *  lppProbs [O] Optional destination for any problems that occurred
 *
 * RETURNS
 *  Success: S_OK. The properties in lpProps are added to iface if they don't
 *           exist, or changed to the values in lpProps if they do
 *  Failure: An HRESULT error code describing the error
 */
static inline HRESULT
IMAPIProp_fnSetProps(LPMAPIPROP iface, ULONG ulValues,
                     LPSPropValue lpProps, LPSPropProblemArray *lppProbs)
{
    IPropDataImpl *This = (IPropDataImpl*)iface;
    HRESULT hRet = S_OK;
    ULONG i;

    TRACE("(%p,%u,%p,%p)\n", iface, ulValues, lpProps, lppProbs);

    if (!iface || !lpProps)
      return MAPI_E_INVALID_PARAMETER;

    for (i = 0; i < ulValues; i++)
    {
        if (FBadProp(&lpProps[i]) ||
            PROP_TYPE(lpProps[i].ulPropTag) == PT_OBJECT ||
            PROP_TYPE(lpProps[i].ulPropTag) == PT_NULL)
          return MAPI_E_INVALID_PARAMETER;
    }

    IMAPIPROP_Lock(This);

    /* FIXME: Under what circumstances is lpProbs created? */
    for (i = 0; i < ulValues; i++)
    {
        LPIPropDataItem item = IMAPIPROP_GetValue(This, lpProps[i].ulPropTag);

        if (item)
        {
            HRESULT hRetTmp;
            LPVOID lpMem = NULL;

            /* Found, so update the existing value */
            if (item->value->ulPropTag != lpProps[i].ulPropTag)
                FIXME("semi-stub, overwriting type (not coercing)\n");

            hRetTmp = This->lpAlloc(sizeof(SPropValue), &lpMem);
            if (SUCCEEDED(hRetTmp))
            {
                hRetTmp = PropCopyMore(lpMem, &lpProps[i], This->lpMore, lpMem);
                if (SUCCEEDED(hRetTmp))
                {
                    This->lpFree(item->value);
                    item->value = lpMem;
                    continue;
                }
                This->lpFree(lpMem);
            }
            hRet = hRetTmp;
        }
        else
        {
            /* Add new value */
            if (!(item = IMAPIPROP_AddValue(This, &lpProps[i])))
                hRet = MAPI_E_NOT_ENOUGH_MEMORY;
        }
    }

    IMAPIPROP_Unlock(This);
    return hRet;
}

/**************************************************************************
 *  IMAPIProp_DeleteProps {MAPI32}
 *
 * Delete one or more property values from an IMAPIProp object.
 *
 * PARAMS
 *  iface    [I] IMAPIProp object to remove property values from.
 *  lpTags   [I] Collection of property Id's to remove from iface.
 *  lppProbs [O] Destination for problems encountered, if any.
 *
 * RETURNS
 *  Success: S_OK. Any properties in iface matching property Id's in lpTags have
 *           been deleted. If lppProbs is non-NULL it contains details of any
 *           errors that occurred.
 *  Failure: MAPI_E_INVALID_PARAMETER, if any parameter is invalid.
 *           E_ACCESSDENIED, if this object was created using CreateIProp() and
 *           a subsequent call to IPropData_SetObjAcess() was made specifying
 *           IPROP_READONLY as the access type.
 *
 * NOTES
 *  - lppProbs will not be populated for cases where a property Id is present
 *    in lpTags but not in iface.
 *  - lppProbs should be deleted with MAPIFreeBuffer() if returned.
 */
static inline HRESULT
IMAPIProp_fnDeleteProps(LPMAPIPROP iface, LPSPropTagArray lpTags,
                        LPSPropProblemArray *lppProbs)
{
    IPropDataImpl *This = (IPropDataImpl*)iface;
    ULONG i, numProbs = 0;
    HRESULT hRet = S_OK;

    TRACE("(%p,%p,%p)\n", iface, lpTags, lppProbs);

    if (!iface || !lpTags)
        return MAPI_E_INVALID_PARAMETER;

    if (lppProbs)
        *lppProbs = NULL;

    for (i = 0; i < lpTags->cValues; i++)
    {
        if (FBadPropTag(lpTags->aulPropTag[i]) ||
            PROP_TYPE(lpTags->aulPropTag[i]) == PT_OBJECT ||
            PROP_TYPE(lpTags->aulPropTag[i]) == PT_NULL)
          return MAPI_E_INVALID_PARAMETER;
    }

    IMAPIPROP_Lock(This);

    if (This->ulObjAccess != IPROP_READWRITE)
    {
        IMAPIPROP_Unlock(This);
        return E_ACCESSDENIED;
    }

    for (i = 0; i < lpTags->cValues; i++)
    {
        LPIPropDataItem item = IMAPIPROP_GetValue(This, lpTags->aulPropTag[i]);

        if (item)
        {
            if (item->ulAccess & IPROP_READWRITE)
            {
                /* Everything hunky-dory, remove the item */
                list_remove(&item->entry);
                This->lpFree(item->value); /* Also frees value pointers */
                This->lpFree(item);
                This->ulNumValues--;
            }
            else if (lppProbs)
            {
                 /* Can't write the value. Create/populate problems array */
                 if (!*lppProbs)
                 {
                     /* Create problems array */
                     ULONG ulSize = CbNewSPropProblemArray(lpTags->cValues - i);
                     HRESULT hRetTmp = MAPIAllocateBuffer(ulSize, (LPVOID*)lppProbs);
                     if (FAILED(hRetTmp))
                         hRet = hRetTmp;
                 }
                 if (*lppProbs)
                 {
                     LPSPropProblem lpProb = &(*lppProbs)->aProblem[numProbs];
                     lpProb->ulIndex = i;
                     lpProb->ulPropTag = lpTags->aulPropTag[i];
                     lpProb->scode = E_ACCESSDENIED;
                     numProbs++;
                 }
            }
        }
    }
    if (lppProbs && *lppProbs)
        (*lppProbs)->cProblem = numProbs;

    IMAPIPROP_Unlock(This);
    return hRet;
}


/**************************************************************************
 *  IMAPIProp_CopyTo {MAPI32}
 *
 * Not documented at this time.
 *
 * RETURNS
 *  An HRESULT success/failure code.
 */
static inline HRESULT
IMAPIProp_fnCopyTo(LPMAPIPROP iface, ULONG niids, LPCIID lpiidExcl,
                   LPSPropTagArray lpPropsExcl, ULONG ulParam,
                   LPMAPIPROGRESS lpIProgress, LPCIID lpIfaceIid, LPVOID lpDstObj,
                   ULONG ulFlags, LPSPropProblemArray *lppProbs)
{
    FIXME("(%p,%u,%p,%p,%x,%p,%s,%p,0x%08X,%p) stub\n", iface, niids,
          lpiidExcl, lpPropsExcl, ulParam, lpIProgress,
          debugstr_guid(lpIfaceIid), lpDstObj, ulFlags, lppProbs);
    return MAPI_E_NO_SUPPORT;
}

/**************************************************************************
 *  IMAPIProp_CopyProps {MAPI32}
 *
 * Not documented at this time.
 *
 * RETURNS
 *  An HRESULT success/failure code.
 */
static inline HRESULT
IMAPIProp_fnCopyProps(LPMAPIPROP iface, LPSPropTagArray lpInclProps,
                      ULONG ulParam, LPMAPIPROGRESS lpIProgress, LPCIID lpIface,
                      LPVOID lpDstObj, ULONG ulFlags,
                      LPSPropProblemArray *lppProbs)
{
    FIXME("(%p,%p,%x,%p,%s,%p,0x%08X,%p) stub\n", iface, lpInclProps,
          ulParam, lpIProgress, debugstr_guid(lpIface), lpDstObj, ulFlags,
          lppProbs);
    return MAPI_E_NO_SUPPORT;
}

/**************************************************************************
 *  IMAPIProp_GetNamesFromIDs {MAPI32}
 *
 * Get the names of properties from their identifiers.
 *
 * PARAMS
 *  iface       [I]   IMAPIProp object to operate on
 *  lppPropTags [I/O] Property identifiers to get the names for, or NULL to
 *                    get all names
 *  iid         [I]   Property set identifier, or NULL
 *  ulFlags     [I]   MAPI_NO_IDS=Don't return numeric named properties,
 *                    or MAPI_NO_STRINGS=Don't return strings
 *  lpCount     [O]   Destination for number of properties returned
 *  lpppNames   [O]   Destination for returned names
 *
 * RETURNS
 *  Success: S_OK. *lppPropTags and lpppNames contain the returned
 *           name/identifiers.
 *  Failure: MAPI_E_NO_SUPPORT, if the object does not support named properties,
 *           MAPI_E_NOT_ENOUGH_MEMORY, if memory allocation fails, or
 *           MAPI_W_ERRORS_RETURNED if not all properties were retrieved
 *           successfully.
 */
static inline HRESULT
IMAPIProp_fnGetNamesFromIDs(LPMAPIPROP iface, LPSPropTagArray *lppPropTags,
                            LPGUID iid, ULONG ulFlags, ULONG *lpCount,
                            LPMAPINAMEID **lpppNames)
{
    FIXME("(%p,%p,%s,0x%08X,%p,%p) stub\n", iface, lppPropTags,
          debugstr_guid(iid), ulFlags, lpCount, lpppNames);
    return MAPI_E_NO_SUPPORT;
}

/**************************************************************************
 *  IMAPIProp_GetIDsFromNames {MAPI32}
 *
 * Get property identifiers associated with one or more named properties.
 *
 * PARAMS
 *  iface       [I] IMAPIProp object to operate on
 *  ulNames     [I] Number of names in lppNames
 *  lppNames    [I] Names to query or create, or NULL to query all names
 *  ulFlags     [I] Pass MAPI_CREATE to create new named properties
 *  lppPropTags [O] Destination for queried or created property identifiers
 *
 * RETURNS
 *  Success: S_OK. *lppPropTags contains the property tags created or requested.
 *  Failure: MAPI_E_NO_SUPPORT, if the object does not support named properties,
 *           MAPI_E_TOO_BIG, if the object cannot process the number of
 *           properties involved.
 *           MAPI_E_NOT_ENOUGH_MEMORY, if memory allocation fails, or
 *           MAPI_W_ERRORS_RETURNED if not all properties were retrieved
 *           successfully.
 */
static inline HRESULT
IMAPIProp_fnGetIDsFromNames(LPMAPIPROP iface, ULONG ulNames,
                            LPMAPINAMEID *lppNames, ULONG ulFlags,
                            LPSPropTagArray *lppPropTags)
{
    FIXME("(%p,%d,%p,0x%08X,%p) stub\n",
          iface, ulNames, lppNames, ulFlags, lppPropTags);
    return MAPI_E_NO_SUPPORT;
}

/**************************************************************************
 *  IPropData {MAPI32}
 *
 * A default Mapi interface to provide manipulation of object properties.
 *
 * DESCRIPTION
 *  This object provides a default interface suitable in some cases as an
 *  implementation of the IMAPIProp interface (which has no default
 *  implementation). In addition to the IMAPIProp() methods inherited, this
 *  interface allows read/write control over access to the object and its
 *  individual properties.
 *
 *  To obtain the default implementation of this interface from Mapi, call
 *  CreateIProp().
 *
 * METHODS
 */

/**************************************************************************
 *  IPropData_QueryInterface {MAPI32}
 *
 * Inherited method from the IMAPIProp Interface.
 * See IMAPIProp_QueryInterface.
 */
static HRESULT WINAPI
IPropData_fnQueryInterface(LPPROPDATA iface, REFIID riid, LPVOID *ppvObj)
{
    return IMAPIProp_fnQueryInterface((LPMAPIPROP)iface, riid, ppvObj);
}

/**************************************************************************
 *  IPropData_AddRef {MAPI32}
 *
 * Inherited method from the IMAPIProp Interface.
 * See IMAPIProp_AddRef.
 */
static ULONG WINAPI
IPropData_fnAddRef(LPPROPDATA iface)
{
    return IMAPIProp_fnAddRef((LPMAPIPROP)iface);
}

/**************************************************************************
 *  IPropData_Release {MAPI32}
 *
 * Inherited method from the IMAPIProp Interface.
 * See IMAPIProp_Release.
 */
static ULONG WINAPI
IPropData_fnRelease(LPPROPDATA iface)
{
    return IMAPIProp_fnRelease((LPMAPIPROP)iface);
}

/**************************************************************************
 *  IPropData_GetLastError {MAPI32}
 *
 * Inherited method from the IMAPIProp Interface.
 * See IMAPIProp_GetLastError.
 */
static HRESULT WINAPI
IPropData_fnGetLastError(LPPROPDATA iface, HRESULT hRes, ULONG ulFlags,
                         LPMAPIERROR *lppError)
{
    return IMAPIProp_fnGetLastError((LPMAPIPROP)iface, hRes, ulFlags, lppError);
}

/**************************************************************************
 *  IPropData_SaveChanges {MAPI32}
 *
 * Inherited method from the IMAPIProp Interface.
 * See IMAPIProp_SaveChanges.
 */
static HRESULT WINAPI
IPropData_fnSaveChanges(LPPROPDATA iface, ULONG ulFlags)
{
    return IMAPIProp_fnSaveChanges((LPMAPIPROP)iface, ulFlags);
}

/**************************************************************************
 *  IPropData_GetProps {MAPI32}
 *
 * Inherited method from the IMAPIProp Interface.
 * See IMAPIProp_GetProps.
 */
static HRESULT WINAPI
IPropData_fnGetProps(LPPROPDATA iface, LPSPropTagArray lpPropTags,
                     ULONG ulFlags, ULONG *lpCount, LPSPropValue *lppProps)
{
    return IMAPIProp_fnGetProps((LPMAPIPROP)iface, lpPropTags, ulFlags,
                                lpCount, lppProps);
}

/**************************************************************************
 *  IPropData_GetPropList {MAPI32}
 *
 * Inherited method from the IMAPIProp Interface.
 * See IMAPIProp_GetPropList.
 */
static HRESULT WINAPI
IPropData_fnGetPropList(LPPROPDATA iface, ULONG ulFlags,
                                              LPSPropTagArray *lppPropTags)
{
    return IMAPIProp_fnGetPropList((LPMAPIPROP)iface, ulFlags, lppPropTags);
}

/**************************************************************************
 *  IPropData_OpenProperty {MAPI32}
 *
 * Inherited method from the IMAPIProp Interface.
 * See IMAPIProp_OpenProperty.
 */
static HRESULT WINAPI
IPropData_fnOpenProperty(LPPROPDATA iface, ULONG ulPropTag, LPCIID iid,
                         ULONG ulOpts, ULONG ulFlags, LPUNKNOWN *lpUnk)
{
    return IMAPIProp_fnOpenProperty((LPMAPIPROP)iface, ulPropTag, iid,
                                    ulOpts, ulFlags, lpUnk);
}

/**************************************************************************
 *  IPropData_SetProps {MAPI32}
 *
 * Inherited method from the IMAPIProp Interface.
 * See IMAPIProp_SetProps.
 */
static HRESULT WINAPI
IPropData_fnSetProps(LPPROPDATA iface, ULONG cValues, LPSPropValue lpProps,
                     LPSPropProblemArray *lppProbs)
{
    return IMAPIProp_fnSetProps((LPMAPIPROP)iface, cValues, lpProps, lppProbs);
}

/**************************************************************************
 *  IPropData_DeleteProps {MAPI32}
 *
 * Inherited method from the IMAPIProp Interface.
 * See IMAPIProp_DeleteProps.
 */
static HRESULT WINAPI
IPropData_fnDeleteProps(LPPROPDATA iface, LPSPropTagArray lpPropTags,
                        LPSPropProblemArray *lppProbs)
{
    return IMAPIProp_fnDeleteProps((LPMAPIPROP)iface, lpPropTags, lppProbs);
}

/**************************************************************************
 *  IPropData_CopyTo {MAPI32}
 *
 * Inherited method from the IMAPIProp Interface.
 * See IMAPIProp_CopyTo.
 */
static HRESULT WINAPI
IPropData_fnCopyTo(LPPROPDATA iface, ULONG ciidExclude, LPCIID lpIid,
                   LPSPropTagArray lpProps, ULONG ulParam,
                   LPMAPIPROGRESS lpProgress, LPCIID lpIface, LPVOID lpDst,
                   ULONG ulFlags, LPSPropProblemArray *lppProbs)
{
    return IMAPIProp_fnCopyTo((LPMAPIPROP)iface, ciidExclude, lpIid, lpProps,
                              ulParam, lpProgress, lpIface, lpDst,
                              ulFlags, lppProbs);
}

/**************************************************************************
 *  IPropData_CopyProps {MAPI32}
 *
 * Inherited method from the IMAPIProp Interface.
 * See IMAPIProp_CopyProps.
 */
static HRESULT WINAPI
IPropData_fnCopyProps(LPPROPDATA iface, LPSPropTagArray lpProps,
                      ULONG ulParam, LPMAPIPROGRESS lpProgress, LPCIID lpIface,
                      LPVOID lpDst, ULONG ulFlags, LPSPropProblemArray *lppProbs)
{
    return IMAPIProp_fnCopyProps((LPMAPIPROP)iface, lpProps, ulParam,
                                 lpProgress, lpIface, lpDst, ulFlags, lppProbs);
}

/**************************************************************************
 *  IPropData_GetNamesFromIDs {MAPI32}
 *
 * Inherited method from the IMAPIProp Interface.
 * See IMAPIProp_GetNamesFromIDs.
 */
static HRESULT WINAPI
IPropData_fnGetNamesFromIDs(LPPROPDATA iface, LPSPropTagArray *lppPropTags,
                            LPGUID iid, ULONG ulFlags, ULONG *lpCount,
                            LPMAPINAMEID **lpppNames)
{
    return IMAPIProp_fnGetNamesFromIDs((LPMAPIPROP)iface, lppPropTags, iid,
                                       ulFlags, lpCount, lpppNames);
}

/**************************************************************************
 *  IPropData_GetIDsFromNames {MAPI32}
 *
 * Inherited method from the IMAPIProp Interface.
 * See IMAPIProp_GetIDsFromNames.
 */
static HRESULT WINAPI
IPropData_fnGetIDsFromNames(LPPROPDATA iface, ULONG ulNames,
                            LPMAPINAMEID *lppNames, ULONG ulFlags,
                            LPSPropTagArray *lppPropTags)
{
    return IMAPIProp_fnGetIDsFromNames((LPMAPIPROP)iface, ulNames, lppNames,
                                       ulFlags, lppPropTags);
}

/**************************************************************************
 *  IPropData_HrSetObjAccess {MAPI32}
 *
 * Set the access level of an IPropData object.
 *
 * PARAMS
 *  iface    [I] IPropData object to set the access on
 *  ulAccess [I] Either IPROP_READONLY or IPROP_READWRITE for read or
 *               read/write access respectively.
 *
 * RETURNS
 *  Success: S_OK. The objects access level is changed.
 *  Failure: MAPI_E_INVALID_PARAMETER, if any parameter is invalid.
 */
static HRESULT WINAPI
IPropData_fnHrSetObjAccess(LPPROPDATA iface, ULONG ulAccess)
{
    IPropDataImpl *This = (IPropDataImpl*)iface;

    TRACE("(%p,%x)\n", iface, ulAccess);

    if (!iface || ulAccess < IPROP_READONLY || ulAccess > IPROP_READWRITE)
        return MAPI_E_INVALID_PARAMETER;

    IMAPIPROP_Lock(This);

    This->ulObjAccess = ulAccess;

    IMAPIPROP_Unlock(This);
    return S_OK;
}

/* Internal - determine if an access value is bad */
static inline BOOL PROP_IsBadAccess(ULONG ulAccess)
{
    switch (ulAccess)
    {
    case IPROP_READONLY|IPROP_CLEAN:
    case IPROP_READONLY|IPROP_DIRTY:
    case IPROP_READWRITE|IPROP_CLEAN:
    case IPROP_READWRITE|IPROP_DIRTY:
        return FALSE;
    }
    return TRUE;
}

/**************************************************************************
 *  IPropData_HrSetPropAccess {MAPI32}
 *
 * Set the access levels for a group of property values in an IPropData object.
 *
 * PARAMS
 *  iface    [I] IPropData object to set access levels in.
 *  lpTags   [I] List of property Id's to set access for.
 *  lpAccess [O] Access level for each property in lpTags.
 *
 * RETURNS
 *  Success: S_OK. The access level of each property value in lpTags that is
 *           present in iface is changed.
 *  Failure: MAPI_E_INVALID_PARAMETER, if any parameter is invalid.
 *
 * NOTES
 *  - Each access level in lpAccess must contain at least one of IPROP_READONLY
 *    or IPROP_READWRITE, but not both, and also IPROP_CLEAN or IPROP_DIRTY,
 *    but not both. No other bits should be set.
 *  - If a property Id in lpTags is not present in iface, it is ignored.
 */
static HRESULT WINAPI
IPropData_fnHrSetPropAccess(LPPROPDATA iface, LPSPropTagArray lpTags,
                            ULONG *lpAccess)
{
    IPropDataImpl *This = (IPropDataImpl*)iface;

    ULONG i;

    TRACE("(%p,%p,%p)\n", iface, lpTags, lpAccess);

    if (!iface || !lpTags || !lpAccess)
        return MAPI_E_INVALID_PARAMETER;

    for (i = 0; i < lpTags->cValues; i++)
    {
        if (FBadPropTag(lpTags->aulPropTag[i]) || PROP_IsBadAccess(lpAccess[i]))
            return MAPI_E_INVALID_PARAMETER;
    }

    IMAPIPROP_Lock(This);

    for (i = 0; i < lpTags->cValues; i++)
    {
        LPIPropDataItem item = IMAPIPROP_GetValue(This, lpTags->aulPropTag[i]);

        if (item)
            item->ulAccess = lpAccess[i];
    }

    IMAPIPROP_Unlock(This);
    return S_OK;
}

/**************************************************************************
 *  IPropData_HrGetPropAccess {MAPI32}
 *
 * Get the access levels for a group of property values in an IPropData object.
 *
 * PARAMS
 *  iface     [I] IPropData object to get access levels from.
 *  lppTags   [O] Destination for the list of property Id's in iface.
 *  lppAccess [O] Destination for access level for each property in lppTags.
 *
 * RETURNS
 *  Success: S_OK. lppTags and lppAccess contain the property Id's and the
 *           Access level of each property value in iface.
 *  Failure: MAPI_E_INVALID_PARAMETER, if any parameter is invalid, or
 *           MAPI_E_NOT_ENOUGH_MEMORY if memory allocation fails.
 *
 * NOTES
 *  - *lppTags and *lppAccess should be freed with MAPIFreeBuffer() by the caller.
 */
static HRESULT WINAPI
IPropData_fnHrGetPropAccess(LPPROPDATA iface, LPSPropTagArray *lppTags,
                            ULONG **lppAccess)
{
    IPropDataImpl *This = (IPropDataImpl*)iface;
    LPVOID lpMem;
    HRESULT hRet;
    ULONG i;

    TRACE("(%p,%p,%p) stub\n", iface, lppTags, lppAccess);

    if (!iface || !lppTags || !lppAccess)
        return MAPI_E_INVALID_PARAMETER;

    *lppTags = NULL;
    *lppAccess = NULL;

    IMAPIPROP_Lock(This);

    hRet = This->lpAlloc(CbNewSPropTagArray(This->ulNumValues), &lpMem);
    if (SUCCEEDED(hRet))
    {
        *lppTags = lpMem;

        hRet = This->lpAlloc(This->ulNumValues * sizeof(ULONG), &lpMem);
        if (SUCCEEDED(hRet))
        {
            struct list *cursor;

            *lppAccess = lpMem;
            (*lppTags)->cValues = This->ulNumValues;

            i = 0;
            LIST_FOR_EACH(cursor, &This->values)
            {
                LPIPropDataItem item = LIST_ENTRY(cursor, IPropDataItem, entry);
                (*lppTags)->aulPropTag[i] = item->value->ulPropTag;
                (*lppAccess)[i] = item->ulAccess;
                i++;
            }
            IMAPIPROP_Unlock(This);
            return S_OK;
        }
        This->lpFree(*lppTags);
        *lppTags = 0;
    }
    IMAPIPROP_Unlock(This);
    return MAPI_E_NOT_ENOUGH_MEMORY;
}

/**************************************************************************
 *  IPropData_HrAddObjProps {MAPI32}
 *
 * Not documented at this time.
 *
 * RETURNS
 *  An HRESULT success/failure code.
 */
static HRESULT WINAPI
IPropData_fnHrAddObjProps(LPPROPDATA iface, LPSPropTagArray lpTags,
                          LPSPropProblemArray *lppProbs)
{
#if 0
    ULONG i;
    HRESULT hRet;
    LPSPropValue lpValues;
#endif

    FIXME("(%p,%p,%p) stub\n", iface, lpTags, lppProbs);

    if (!iface || !lpTags)
        return MAPI_E_INVALID_PARAMETER;

    /* FIXME: Below is the obvious implementation, adding all the properties
     *        in lpTags to the object. However, it doesn't appear that this
     *        is what this function does.
     */
    return S_OK;
#if 0
    if (!lpTags->cValues)
        return S_OK;

    lpValues = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
                         lpTags->cValues * sizeof(SPropValue));
    if (!lpValues)
        return MAPI_E_NOT_ENOUGH_MEMORY;

    for (i = 0; i < lpTags->cValues; i++)
        lpValues[i].ulPropTag = lpTags->aulPropTag[i];

    hRet = IPropData_SetProps(iface, lpTags->cValues, lpValues, lppProbs);
    HeapFree(GetProcessHeap(), 0, lpValues);
    return hRet;
#endif
}

static const IPropDataVtbl IPropDataImpl_vtbl =
{
    IPropData_fnQueryInterface,
    IPropData_fnAddRef,
    IPropData_fnRelease,
    IPropData_fnGetLastError,
    IPropData_fnSaveChanges,
    IPropData_fnGetProps,
    IPropData_fnGetPropList,
    IPropData_fnOpenProperty,
    IPropData_fnSetProps,
    IPropData_fnDeleteProps,
    IPropData_fnCopyTo,
    IPropData_fnCopyProps,
    IPropData_fnGetNamesFromIDs,
    IPropData_fnGetIDsFromNames,
    IPropData_fnHrSetObjAccess,
    IPropData_fnHrSetPropAccess,
    IPropData_fnHrGetPropAccess,
    IPropData_fnHrAddObjProps
};

/*************************************************************************
 * CreateIProp@24 (MAPI32.60)
 *
 * Create an IPropData object.
 *
 * PARAMS
 *  iid         [I] GUID of the object to create. Use &IID_IMAPIPropData or NULL
 *  lpAlloc     [I] Memory allocation function. Use MAPIAllocateBuffer()
 *  lpMore      [I] Linked memory allocation function. Use MAPIAllocateMore()
 *  lpFree      [I] Memory free function. Use MAPIFreeBuffer()
 *  lpReserved  [I] Reserved, set to NULL
 *  lppPropData [O] Destination for created IPropData object
 *
 * RETURNS
 *  Success: S_OK. *lppPropData contains the newly created object.
 *  Failure: MAPI_E_INTERFACE_NOT_SUPPORTED, if iid is non-NULL and not supported,
 *           MAPI_E_INVALID_PARAMETER, if any parameter is invalid
 */
SCODE WINAPI CreateIProp(LPCIID iid, ALLOCATEBUFFER *lpAlloc,
                         ALLOCATEMORE *lpMore, FREEBUFFER *lpFree,
                         LPVOID lpReserved, LPPROPDATA *lppPropData)
{
    IPropDataImpl *lpPropData;
    SCODE scode;

    TRACE("(%s,%p,%p,%p,%p,%p)\n", debugstr_guid(iid), lpAlloc, lpMore, lpFree,
          lpReserved, lppPropData);

    if (lppPropData)
        *lppPropData = NULL;

    if (iid && !IsEqualGUID(iid, &IID_IMAPIPropData))
        return MAPI_E_INTERFACE_NOT_SUPPORTED;

    if (!lpAlloc || !lpMore || !lpFree || lpReserved || !lppPropData)
        return MAPI_E_INVALID_PARAMETER;

    scode = lpAlloc(sizeof(IPropDataImpl), (LPVOID*)&lpPropData);

    if (SUCCEEDED(scode))
    {
        lpPropData->lpVtbl = &IPropDataImpl_vtbl;
        lpPropData->lRef = 1;
        lpPropData->lpAlloc = lpAlloc;
        lpPropData->lpMore = lpMore;
        lpPropData->lpFree = lpFree;
        lpPropData->ulObjAccess = IPROP_READWRITE;
        lpPropData->ulNumValues = 0;
        list_init(&lpPropData->values);
        InitializeCriticalSection(&lpPropData->cs);
        lpPropData->cs.DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__ ": IPropDataImpl.cs");
        *lppPropData = (LPPROPDATA)lpPropData;
    }
    return scode;
}

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