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wine/dlls/mapi32/util.c
Alexandre Julliard 4e7389e44b mapi32: Fix a heap buffer overflow.
2009-12-17 14:12:30 +01:00

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/*
* MAPI Utility functions
*
* Copyright 2004 Jon Griffiths
* Copyright 2009 Owen Rudge for CodeWeavers
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include <stdarg.h>
#include <stdio.h>
#define COBJMACROS
#define NONAMELESSUNION
#define NONAMELESSSTRUCT
#include "windef.h"
#include "winbase.h"
#include "winreg.h"
#include "winuser.h"
#include "winerror.h"
#include "winternl.h"
#include "objbase.h"
#include "shlwapi.h"
#include "wine/debug.h"
#include "wine/unicode.h"
#include "mapival.h"
#include "xcmc.h"
#include "msi.h"
#include "util.h"
WINE_DEFAULT_DEBUG_CHANNEL(mapi);
static const BYTE digitsToHex[] = {
0,1,2,3,4,5,6,7,8,9,0xff,0xff,0xff,0xff,0xff,0xff,0xff,10,11,12,13,14,15,
0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,
0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,10,11,12,13,
14,15 };
MAPI_FUNCTIONS mapiFunctions;
/**************************************************************************
* ScInitMapiUtil (MAPI32.33)
*
* Initialise Mapi utility functions.
*
* PARAMS
* ulReserved [I] Reserved, pass 0.
*
* RETURNS
* Success: S_OK. Mapi utility functions may be called.
* Failure: MAPI_E_INVALID_PARAMETER, if ulReserved is not 0.
*
* NOTES
* Your application does not need to call this function unless it does not
* call MAPIInitialize()/MAPIUninitialize().
*/
SCODE WINAPI ScInitMapiUtil(ULONG ulReserved)
{
if (mapiFunctions.ScInitMapiUtil)
return mapiFunctions.ScInitMapiUtil(ulReserved);
FIXME("(0x%08x)stub!\n", ulReserved);
if (ulReserved)
return MAPI_E_INVALID_PARAMETER;
return S_OK;
}
/**************************************************************************
* DeinitMapiUtil (MAPI32.34)
*
* Uninitialise Mapi utility functions.
*
* PARAMS
* None.
*
* RETURNS
* Nothing.
*
* NOTES
* Your application does not need to call this function unless it does not
* call MAPIInitialize()/MAPIUninitialize().
*/
VOID WINAPI DeinitMapiUtil(void)
{
if (mapiFunctions.DeinitMapiUtil)
mapiFunctions.DeinitMapiUtil();
else
FIXME("()stub!\n");
}
typedef LPVOID *LPMAPIALLOCBUFFER;
/**************************************************************************
* MAPIAllocateBuffer (MAPI32.12)
* MAPIAllocateBuffer@8 (MAPI32.13)
*
* Allocate a block of memory.
*
* PARAMS
* cbSize [I] Size of the block to allocate in bytes
* lppBuffer [O] Destination for pointer to allocated memory
*
* RETURNS
* Success: S_OK. *lppBuffer is filled with a pointer to a memory block of
* length cbSize bytes.
* Failure: MAPI_E_INVALID_PARAMETER, if lppBuffer is NULL.
* MAPI_E_NOT_ENOUGH_MEMORY, if the memory allocation fails.
*
* NOTES
* Memory allocated with this function should be freed with MAPIFreeBuffer().
* Further allocations of memory may be linked to the pointer returned using
* MAPIAllocateMore(). Linked allocations are freed when the initial pointer
* is feed.
*/
SCODE WINAPI MAPIAllocateBuffer(ULONG cbSize, LPVOID *lppBuffer)
{
LPMAPIALLOCBUFFER lpBuff;
TRACE("(%d,%p)\n", cbSize, lppBuffer);
if (mapiFunctions.MAPIAllocateBuffer)
return mapiFunctions.MAPIAllocateBuffer(cbSize, lppBuffer);
if (!lppBuffer)
return E_INVALIDARG;
lpBuff = HeapAlloc(GetProcessHeap(), 0, cbSize + sizeof(*lpBuff));
if (!lpBuff)
return MAPI_E_NOT_ENOUGH_MEMORY;
TRACE("initial allocation:%p, returning %p\n", lpBuff, lpBuff + 1);
*lpBuff++ = NULL;
*lppBuffer = lpBuff;
return S_OK;
}
/**************************************************************************
* MAPIAllocateMore (MAPI32.14)
* MAPIAllocateMore@12 (MAPI32.15)
*
* Allocate a block of memory linked to a previous allocation.
*
* PARAMS
* cbSize [I] Size of the block to allocate in bytes
* lpOrig [I] Initial allocation to link to, from MAPIAllocateBuffer()
* lppBuffer [O] Destination for pointer to allocated memory
*
* RETURNS
* Success: S_OK. *lppBuffer is filled with a pointer to a memory block of
* length cbSize bytes.
* Failure: MAPI_E_INVALID_PARAMETER, if lpOrig or lppBuffer is invalid.
* MAPI_E_NOT_ENOUGH_MEMORY, if memory allocation fails.
*
* NOTES
* Memory allocated with this function and stored in *lppBuffer is freed
* when lpOrig is passed to MAPIFreeBuffer(). It should not be freed independently.
*/
SCODE WINAPI MAPIAllocateMore(ULONG cbSize, LPVOID lpOrig, LPVOID *lppBuffer)
{
LPMAPIALLOCBUFFER lpBuff = lpOrig;
TRACE("(%d,%p,%p)\n", cbSize, lpOrig, lppBuffer);
if (mapiFunctions.MAPIAllocateMore)
return mapiFunctions.MAPIAllocateMore(cbSize, lpOrig, lppBuffer);
if (!lppBuffer || !lpBuff || !--lpBuff)
return E_INVALIDARG;
/* Find the last allocation in the chain */
while (*lpBuff)
{
TRACE("linked:%p->%p\n", lpBuff, *lpBuff);
lpBuff = *lpBuff;
}
if (SUCCEEDED(MAPIAllocateBuffer(cbSize, lppBuffer)))
{
*lpBuff = ((LPMAPIALLOCBUFFER)*lppBuffer) - 1;
TRACE("linking %p->%p\n", lpBuff, *lpBuff);
}
return *lppBuffer ? S_OK : MAPI_E_NOT_ENOUGH_MEMORY;
}
/**************************************************************************
* MAPIFreeBuffer (MAPI32.16)
* MAPIFreeBuffer@4 (MAPI32.17)
*
* Free a block of memory and any linked allocations associated with it.
*
* PARAMS
* lpBuffer [I] Memory to free, returned from MAPIAllocateBuffer()
*
* RETURNS
* S_OK.
*/
ULONG WINAPI MAPIFreeBuffer(LPVOID lpBuffer)
{
LPMAPIALLOCBUFFER lpBuff = lpBuffer;
TRACE("(%p)\n", lpBuffer);
if (mapiFunctions.MAPIFreeBuffer)
return mapiFunctions.MAPIFreeBuffer(lpBuffer);
if (lpBuff && --lpBuff)
{
while (lpBuff)
{
LPVOID lpFree = lpBuff;
lpBuff = *lpBuff;
TRACE("linked:%p->%p, freeing %p\n", lpFree, lpBuff, lpFree);
HeapFree(GetProcessHeap(), 0, lpFree);
}
}
return S_OK;
}
/**************************************************************************
* WrapProgress@20 (MAPI32.41)
*/
HRESULT WINAPI WrapProgress(PVOID unk1, PVOID unk2, PVOID unk3, PVOID unk4, PVOID unk5)
{
/* Native does not implement this function */
return MAPI_E_NO_SUPPORT;
}
/*************************************************************************
* HrThisThreadAdviseSink@8 (MAPI32.42)
*
* Ensure that an advise sink is only notified in its originating thread.
*
* PARAMS
* lpSink [I] IMAPIAdviseSink interface to be protected
* lppNewSink [I] Destination for wrapper IMAPIAdviseSink interface
*
* RETURNS
* Success: S_OK. *lppNewSink contains a new sink to use in place of lpSink.
* Failure: E_INVALIDARG, if any parameter is invalid.
*/
HRESULT WINAPI HrThisThreadAdviseSink(LPMAPIADVISESINK lpSink, LPMAPIADVISESINK* lppNewSink)
{
if (mapiFunctions.HrThisThreadAdviseSink)
return mapiFunctions.HrThisThreadAdviseSink(lpSink, lppNewSink);
FIXME("(%p,%p)semi-stub\n", lpSink, lppNewSink);
if (!lpSink || !lppNewSink)
return E_INVALIDARG;
/* Don't wrap the sink for now, just copy it */
*lppNewSink = lpSink;
IMAPIAdviseSink_AddRef(lpSink);
return S_OK;
}
/*************************************************************************
* FBinFromHex (MAPI32.44)
*
* Create an array of binary data from a string.
*
* PARAMS
* lpszHex [I] String to convert to binary data
* lpOut [O] Destination for resulting binary data
*
* RETURNS
* Success: TRUE. lpOut contains the decoded binary data.
* Failure: FALSE, if lpszHex does not represent a binary string.
*
* NOTES
* - lpOut must be at least half the length of lpszHex in bytes.
* - Although the Mapi headers prototype this function as both
* Ascii and Unicode, there is only one (Ascii) implementation. This
* means that lpszHex is treated as an Ascii string (i.e. a single NUL
* character in the byte stream terminates the string).
*/
BOOL WINAPI FBinFromHex(LPWSTR lpszHex, LPBYTE lpOut)
{
LPSTR lpStr = (LPSTR)lpszHex;
TRACE("(%p,%p)\n", lpszHex, lpOut);
while (*lpStr)
{
if (lpStr[0] < '0' || lpStr[0] > 'f' || digitsToHex[lpStr[0] - '0'] == 0xff ||
lpStr[1] < '0' || lpStr[1] > 'f' || digitsToHex[lpStr[1] - '0'] == 0xff)
return FALSE;
*lpOut++ = (digitsToHex[lpStr[0] - '0'] << 4) | digitsToHex[lpStr[1] - '0'];
lpStr += 2;
}
return TRUE;
}
/*************************************************************************
* HexFromBin (MAPI32.45)
*
* Create a string from an array of binary data.
*
* PARAMS
* lpHex [I] Binary data to convert to string
* iCount [I] Length of lpHex in bytes
* lpszOut [O] Destination for resulting hex string
*
* RETURNS
* Nothing.
*
* NOTES
* - lpszOut must be at least 2 * iCount + 1 bytes characters long.
* - Although the Mapi headers prototype this function as both
* Ascii and Unicode, there is only one (Ascii) implementation. This
* means that the resulting string is not properly NUL terminated
* if the caller expects it to be a Unicode string.
*/
void WINAPI HexFromBin(LPBYTE lpHex, int iCount, LPWSTR lpszOut)
{
static const char hexDigits[] = { "0123456789ABCDEF" };
LPSTR lpStr = (LPSTR)lpszOut;
TRACE("(%p,%d,%p)\n", lpHex, iCount, lpszOut);
while (iCount-- > 0)
{
*lpStr++ = hexDigits[*lpHex >> 4];
*lpStr++ = hexDigits[*lpHex & 0xf];
lpHex++;
}
*lpStr = '\0';
}
/*************************************************************************
* SwapPlong@8 (MAPI32.47)
*
* Swap the bytes in a ULONG array.
*
* PARAMS
* lpData [O] Array to swap bytes in
* ulLen [I] Number of ULONG element to swap the bytes of
*
* RETURNS
* Nothing.
*/
VOID WINAPI SwapPlong(PULONG lpData, ULONG ulLen)
{
ULONG i;
for (i = 0; i < ulLen; i++)
lpData[i] = RtlUlongByteSwap(lpData[i]);
}
/*************************************************************************
* SwapPword@8 (MAPI32.48)
*
* Swap the bytes in a USHORT array.
*
* PARAMS
* lpData [O] Array to swap bytes in
* ulLen [I] Number of USHORT element to swap the bytes of
*
* RETURNS
* Nothing.
*/
VOID WINAPI SwapPword(PUSHORT lpData, ULONG ulLen)
{
ULONG i;
for (i = 0; i < ulLen; i++)
lpData[i] = RtlUshortByteSwap(lpData[i]);
}
/**************************************************************************
* MNLS_lstrlenW@4 (MAPI32.62)
*
* Calculate the length of a Unicode string.
*
* PARAMS
* lpszStr [I] String to calculate the length of
*
* RETURNS
* The length of lpszStr in Unicode characters.
*/
ULONG WINAPI MNLS_lstrlenW(LPCWSTR lpszStr)
{
TRACE("(%s)\n", debugstr_w(lpszStr));
return strlenW(lpszStr);
}
/*************************************************************************
* MNLS_lstrcmpW@8 (MAPI32.63)
*
* Compare two Unicode strings.
*
* PARAMS
* lpszLeft [I] First string to compare
* lpszRight [I] Second string to compare
*
* RETURNS
* An integer less than, equal to or greater than 0, indicating that
* lpszLeft is less than, the same, or greater than lpszRight.
*/
INT WINAPI MNLS_lstrcmpW(LPCWSTR lpszLeft, LPCWSTR lpszRight)
{
TRACE("(%s,%s)\n", debugstr_w(lpszLeft), debugstr_w(lpszRight));
return strcmpW(lpszLeft, lpszRight);
}
/*************************************************************************
* MNLS_lstrcpyW@8 (MAPI32.64)
*
* Copy a Unicode string to another string.
*
* PARAMS
* lpszDest [O] Destination string
* lpszSrc [I] Source string
*
* RETURNS
* The length lpszDest in Unicode characters.
*/
ULONG WINAPI MNLS_lstrcpyW(LPWSTR lpszDest, LPCWSTR lpszSrc)
{
ULONG len;
TRACE("(%p,%s)\n", lpszDest, debugstr_w(lpszSrc));
len = (strlenW(lpszSrc) + 1) * sizeof(WCHAR);
memcpy(lpszDest, lpszSrc, len);
return len;
}
/*************************************************************************
* MNLS_CompareStringW@12 (MAPI32.65)
*
* Compare two Unicode strings.
*
* PARAMS
* dwCp [I] Code page for the comparison
* lpszLeft [I] First string to compare
* lpszRight [I] Second string to compare
*
* RETURNS
* CSTR_LESS_THAN, CSTR_EQUAL or CSTR_GREATER_THAN, indicating that
* lpszLeft is less than, the same, or greater than lpszRight.
*/
INT WINAPI MNLS_CompareStringW(DWORD dwCp, LPCWSTR lpszLeft, LPCWSTR lpszRight)
{
INT ret;
TRACE("0x%08x,%s,%s\n", dwCp, debugstr_w(lpszLeft), debugstr_w(lpszRight));
ret = MNLS_lstrcmpW(lpszLeft, lpszRight);
return ret < 0 ? CSTR_LESS_THAN : ret ? CSTR_GREATER_THAN : CSTR_EQUAL;
}
/**************************************************************************
* FEqualNames@8 (MAPI32.72)
*
* Compare two Mapi names.
*
* PARAMS
* lpName1 [I] First name to compare to lpName2
* lpName2 [I] Second name to compare to lpName1
*
* RETURNS
* TRUE, if the names are the same,
* FALSE, Otherwise.
*/
BOOL WINAPI FEqualNames(LPMAPINAMEID lpName1, LPMAPINAMEID lpName2)
{
TRACE("(%p,%p)\n", lpName1, lpName2);
if (!lpName1 || !lpName2 ||
!IsEqualGUID(lpName1->lpguid, lpName2->lpguid) ||
lpName1->ulKind != lpName2->ulKind)
return FALSE;
if (lpName1->ulKind == MNID_STRING)
return !strcmpW(lpName1->Kind.lpwstrName, lpName2->Kind.lpwstrName);
return lpName1->Kind.lID == lpName2->Kind.lID ? TRUE : FALSE;
}
/**************************************************************************
* IsBadBoundedStringPtr@8 (MAPI32.71)
*
* Determine if a string pointer is valid.
*
* PARAMS
* lpszStr [I] String to check
* ulLen [I] Maximum length of lpszStr
*
* RETURNS
* TRUE, if lpszStr is invalid or longer than ulLen,
* FALSE, otherwise.
*/
BOOL WINAPI IsBadBoundedStringPtr(LPCSTR lpszStr, ULONG ulLen)
{
if (!lpszStr || IsBadStringPtrA(lpszStr, -1) || strlen(lpszStr) >= ulLen)
return TRUE;
return FALSE;
}
/**************************************************************************
* FtAddFt@16 (MAPI32.121)
*
* Add two FILETIME's together.
*
* PARAMS
* ftLeft [I] FILETIME to add to ftRight
* ftRight [I] FILETIME to add to ftLeft
*
* RETURNS
* The sum of ftLeft and ftRight
*/
LONGLONG WINAPI MAPI32_FtAddFt(FILETIME ftLeft, FILETIME ftRight)
{
LONGLONG *pl = (LONGLONG*)&ftLeft, *pr = (LONGLONG*)&ftRight;
return *pl + *pr;
}
/**************************************************************************
* FtSubFt@16 (MAPI32.123)
*
* Subtract two FILETIME's together.
*
* PARAMS
* ftLeft [I] Initial FILETIME
* ftRight [I] FILETIME to subtract from ftLeft
*
* RETURNS
* The remainder after ftRight is subtracted from ftLeft.
*/
LONGLONG WINAPI MAPI32_FtSubFt(FILETIME ftLeft, FILETIME ftRight)
{
LONGLONG *pl = (LONGLONG*)&ftLeft, *pr = (LONGLONG*)&ftRight;
return *pr - *pl;
}
/**************************************************************************
* FtMulDw@12 (MAPI32.124)
*
* Multiply a FILETIME by a DWORD.
*
* PARAMS
* dwLeft [I] DWORD to multiply with ftRight
* ftRight [I] FILETIME to multiply with dwLeft
*
* RETURNS
* The product of dwLeft and ftRight
*/
LONGLONG WINAPI MAPI32_FtMulDw(DWORD dwLeft, FILETIME ftRight)
{
LONGLONG *pr = (LONGLONG*)&ftRight;
return (LONGLONG)dwLeft * (*pr);
}
/**************************************************************************
* FtMulDwDw@8 (MAPI32.125)
*
* Multiply two DWORD, giving the result as a FILETIME.
*
* PARAMS
* dwLeft [I] DWORD to multiply with dwRight
* dwRight [I] DWORD to multiply with dwLeft
*
* RETURNS
* The product of ftMultiplier and ftMultiplicand as a FILETIME.
*/
LONGLONG WINAPI MAPI32_FtMulDwDw(DWORD dwLeft, DWORD dwRight)
{
return (LONGLONG)dwLeft * (LONGLONG)dwRight;
}
/**************************************************************************
* FtNegFt@8 (MAPI32.126)
*
* Negate a FILETIME.
*
* PARAMS
* ft [I] FILETIME to negate
*
* RETURNS
* The negation of ft.
*/
LONGLONG WINAPI MAPI32_FtNegFt(FILETIME ft)
{
LONGLONG *p = (LONGLONG*)&ft;
return - *p;
}
/**************************************************************************
* UlAddRef@4 (MAPI32.128)
*
* Add a reference to an object.
*
* PARAMS
* lpUnk [I] Object to add a reference to.
*
* RETURNS
* The new reference count of the object, or 0 if lpUnk is NULL.
*
* NOTES
* See IUnknown_AddRef.
*/
ULONG WINAPI UlAddRef(void *lpUnk)
{
TRACE("(%p)\n", lpUnk);
if (!lpUnk)
return 0UL;
return IUnknown_AddRef((LPUNKNOWN)lpUnk);
}
/**************************************************************************
* UlRelease@4 (MAPI32.129)
*
* Remove a reference from an object.
*
* PARAMS
* lpUnk [I] Object to remove reference from.
*
* RETURNS
* The new reference count of the object, or 0 if lpUnk is NULL. If lpUnk is
* non-NULL and this function returns 0, the object pointed to by lpUnk has
* been released.
*
* NOTES
* See IUnknown_Release.
*/
ULONG WINAPI UlRelease(void *lpUnk)
{
TRACE("(%p)\n", lpUnk);
if (!lpUnk)
return 0UL;
return IUnknown_Release((LPUNKNOWN)lpUnk);
}
/**************************************************************************
* UFromSz@4 (MAPI32.133)
*
* Read an integer from a string
*
* PARAMS
* lpszStr [I] String to read the integer from.
*
* RETURNS
* Success: The integer read from lpszStr.
* Failure: 0, if the first character in lpszStr is not 0-9.
*
* NOTES
* This function does not accept whitespace and stops at the first non-digit
* character.
*/
UINT WINAPI UFromSz(LPCSTR lpszStr)
{
ULONG ulRet = 0;
TRACE("(%s)\n", debugstr_a(lpszStr));
if (lpszStr)
{
while (*lpszStr >= '0' && *lpszStr <= '9')
{
ulRet = ulRet * 10 + (*lpszStr - '0');
lpszStr++;
}
}
return ulRet;
}
/*************************************************************************
* OpenStreamOnFile@24 (MAPI32.147)
*
* Create a stream on a file.
*
* PARAMS
* lpAlloc [I] Memory allocation function
* lpFree [I] Memory free function
* ulFlags [I] Flags controlling the opening process
* lpszPath [I] Path of file to create stream on
* lpszPrefix [I] Prefix of the temporary file name (if ulFlags includes SOF_UNIQUEFILENAME)
* lppStream [O] Destination for created stream
*
* RETURNS
* Success: S_OK. lppStream contains the new stream object
* Failure: E_INVALIDARG if any parameter is invalid, or an HRESULT error code
* describing the error.
*/
HRESULT WINAPI OpenStreamOnFile(LPALLOCATEBUFFER lpAlloc, LPFREEBUFFER lpFree,
ULONG ulFlags, LPWSTR lpszPath, LPWSTR lpszPrefix,
LPSTREAM *lppStream)
{
WCHAR szBuff[MAX_PATH];
DWORD dwMode = STGM_READWRITE, dwAttributes = 0;
HRESULT hRet;
TRACE("(%p,%p,0x%08x,%s,%s,%p)\n", lpAlloc, lpFree, ulFlags,
debugstr_a((LPSTR)lpszPath), debugstr_a((LPSTR)lpszPrefix), lppStream);
if (mapiFunctions.OpenStreamOnFile)
return mapiFunctions.OpenStreamOnFile(lpAlloc, lpFree, ulFlags, lpszPath, lpszPrefix, lppStream);
if (lppStream)
*lppStream = NULL;
if (ulFlags & SOF_UNIQUEFILENAME)
{
FIXME("Should generate a temporary name\n");
return E_INVALIDARG;
}
if (!lpszPath || !lppStream)
return E_INVALIDARG;
/* FIXME: Should probably munge mode and attributes, and should handle
* Unicode arguments (I assume MAPI_UNICODE is set in ulFlags if
* we are being passed Unicode strings; MSDN doesn't say).
* This implementation is just enough for Outlook97 to start.
*/
MultiByteToWideChar(CP_ACP, 0, (LPSTR)lpszPath, -1, szBuff, MAX_PATH);
hRet = SHCreateStreamOnFileEx(szBuff, dwMode, dwAttributes, TRUE,
NULL, lppStream);
return hRet;
}
/*************************************************************************
* UlFromSzHex@4 (MAPI32.155)
*
* Read an integer from a hexadecimal string.
*
* PARAMS
* lpSzHex [I] String containing the hexadecimal number to read
*
* RETURNS
* Success: The number represented by lpszHex.
* Failure: 0, if lpszHex does not contain a hex string.
*
* NOTES
* This function does not accept whitespace and stops at the first non-hex
* character.
*/
ULONG WINAPI UlFromSzHex(LPCWSTR lpszHex)
{
LPCSTR lpStr = (LPCSTR)lpszHex;
ULONG ulRet = 0;
TRACE("(%s)\n", debugstr_a(lpStr));
while (*lpStr)
{
if (lpStr[0] < '0' || lpStr[0] > 'f' || digitsToHex[lpStr[0] - '0'] == 0xff ||
lpStr[1] < '0' || lpStr[1] > 'f' || digitsToHex[lpStr[1] - '0'] == 0xff)
break;
ulRet = ulRet * 16 + ((digitsToHex[lpStr[0] - '0'] << 4) | digitsToHex[lpStr[1] - '0']);
lpStr += 2;
}
return ulRet;
}
/************************************************************************
* FBadEntryList@4 (MAPI32.190)
*
* Determine is an entry list is invalid.
*
* PARAMS
* lpEntryList [I] List to check
*
* RETURNS
* TRUE, if lpEntryList is invalid,
* FALSE, otherwise.
*/
BOOL WINAPI FBadEntryList(LPENTRYLIST lpEntryList)
{
ULONG i;
if (IsBadReadPtr(lpEntryList, sizeof(*lpEntryList)) ||
IsBadReadPtr(lpEntryList->lpbin,
lpEntryList->cValues * sizeof(*lpEntryList->lpbin)))
return TRUE;
for (i = 0; i < lpEntryList->cValues; i++)
if(IsBadReadPtr(lpEntryList->lpbin[i].lpb, lpEntryList->lpbin[i].cb))
return TRUE;
return FALSE;
}
/*************************************************************************
* CbOfEncoded@4 (MAPI32.207)
*
* Return the length of an encoded string.
*
* PARAMS
* lpSzEnc [I] Encoded string to get the length of.
*
* RETURNS
* The length of the encoded string in bytes.
*/
ULONG WINAPI CbOfEncoded(LPCSTR lpszEnc)
{
ULONG ulRet = 0;
TRACE("(%s)\n", debugstr_a(lpszEnc));
if (lpszEnc)
ulRet = (((strlen(lpszEnc) | 3) >> 2) + 1) * 3;
return ulRet;
}
/*************************************************************************
* cmc_query_configuration (MAPI32.235)
*
* Retrieves the configuration information for the installed CMC
*
* PARAMS
* session [I] MAPI session handle
* item [I] Enumerated variable that identifies which
* configuration information is being requested
* reference [O] Buffer where configuration information is written
* config_extensions[I/O] Path of file to create stream on
*
* RETURNS
* A CMD define
*/
CMC_return_code WINAPI cmc_query_configuration(
CMC_session_id session,
CMC_enum item,
CMC_buffer reference,
CMC_extension *config_extensions)
{
FIXME("stub\n");
return CMC_E_NOT_SUPPORTED;
}
/**************************************************************************
* FGetComponentPath (MAPI32.254)
* FGetComponentPath@20 (MAPI32.255)
*
* Return the installed component path, usually to the private mapi32.dll.
*
* PARAMS
* component [I] Component ID
* qualifier [I] Application LCID
* dll_path [O] returned component path
* dll_path_length [I] component path length
* install [I] install mode
*
* RETURNS
* Success: TRUE.
* Failure: FALSE.
*
* NOTES
* Previously documented in Q229700 "How to locate the correct path
* to the Mapisvc.inf file in Microsoft Outlook".
*/
BOOL WINAPI FGetComponentPath(LPCSTR component, LPCSTR qualifier, LPSTR dll_path,
DWORD dll_path_length, BOOL install)
{
BOOL ret = FALSE;
HMODULE hmsi;
TRACE("%s %s %p %u %d\n", component, qualifier, dll_path, dll_path_length, install);
if (mapiFunctions.FGetComponentPath)
return mapiFunctions.FGetComponentPath(component, qualifier, dll_path, dll_path_length, install);
dll_path[0] = 0;
hmsi = LoadLibraryA("msi.dll");
if (hmsi)
{
UINT (WINAPI *pMsiProvideQualifiedComponentA)(LPCSTR, LPCSTR, DWORD, LPSTR, LPDWORD);
pMsiProvideQualifiedComponentA = (void *)GetProcAddress(hmsi, "MsiProvideQualifiedComponentA");
if (pMsiProvideQualifiedComponentA)
{
static const char * const fmt[] = { "%d\\NT", "%d\\95", "%d" };
char lcid_ver[20];
UINT i;
for (i = 0; i < sizeof(fmt)/sizeof(fmt[0]); i++)
{
/* FIXME: what's the correct behaviour here? */
if (!qualifier || qualifier == lcid_ver)
{
sprintf(lcid_ver, fmt[i], GetUserDefaultUILanguage());
qualifier = lcid_ver;
}
if (pMsiProvideQualifiedComponentA(component, qualifier,
install ? INSTALLMODE_DEFAULT : INSTALLMODE_EXISTING,
dll_path, &dll_path_length) == ERROR_SUCCESS)
{
ret = TRUE;
break;
}
if (qualifier != lcid_ver) break;
}
}
FreeLibrary(hmsi);
}
return ret;
}
/**************************************************************************
* HrQueryAllRows (MAPI32.75)
*/
HRESULT WINAPI HrQueryAllRows(LPMAPITABLE lpTable, LPSPropTagArray lpPropTags,
LPSRestriction lpRestriction, LPSSortOrderSet lpSortOrderSet,
LONG crowsMax, LPSRowSet *lppRows)
{
if (mapiFunctions.HrQueryAllRows)
return mapiFunctions.HrQueryAllRows(lpTable, lpPropTags, lpRestriction, lpSortOrderSet, crowsMax, lppRows);
FIXME("(%p, %p, %p, %p, %d, %p): stub\n", lpTable, lpPropTags, lpRestriction, lpSortOrderSet, crowsMax, lppRows);
*lppRows = NULL;
return MAPI_E_CALL_FAILED;
}
static HMODULE mapi_provider;
static HMODULE mapi_ex_provider;
/**************************************************************************
* load_mapi_provider
*
* Attempts to load a MAPI provider from the specified registry key.
*
* Returns a handle to the loaded module in `mapi_provider' if successful.
*/
static void load_mapi_provider(HKEY hkeyMail, LPCWSTR valueName, HMODULE *mapi_provider)
{
static const WCHAR mapi32_dll[] = {'m','a','p','i','3','2','.','d','l','l',0 };
DWORD dwType, dwLen = 0;
LPWSTR dllPath;
/* Check if we have a value set for DLLPath */
if ((RegQueryValueExW(hkeyMail, valueName, NULL, &dwType, NULL, &dwLen) == ERROR_SUCCESS) &&
((dwType == REG_SZ) || (dwType == REG_EXPAND_SZ)) && (dwLen > 0))
{
dllPath = HeapAlloc(GetProcessHeap(), 0, dwLen);
if (dllPath)
{
RegQueryValueExW(hkeyMail, valueName, NULL, NULL, (LPBYTE)dllPath, &dwLen);
/* Check that this value doesn't refer to mapi32.dll (eg, as Outlook does) */
if (lstrcmpiW(dllPath, mapi32_dll) != 0)
{
if (dwType == REG_EXPAND_SZ)
{
DWORD dwExpandLen;
LPWSTR dllPathExpanded;
/* Expand the path if necessary */
dwExpandLen = ExpandEnvironmentStringsW(dllPath, NULL, 0);
dllPathExpanded = HeapAlloc(GetProcessHeap(), 0, sizeof(WCHAR) * dwExpandLen + 1);
if (dllPathExpanded)
{
ExpandEnvironmentStringsW(dllPath, dllPathExpanded, dwExpandLen + 1);
HeapFree(GetProcessHeap(), 0, dllPath);
dllPath = dllPathExpanded;
}
}
/* Load the DLL */
TRACE("loading %s\n", debugstr_w(dllPath));
*mapi_provider = LoadLibraryW(dllPath);
}
HeapFree(GetProcessHeap(), 0, dllPath);
}
}
}
/**************************************************************************
* load_mapi_providers
*
* Scans the registry for MAPI providers and attempts to load a Simple and
* Extended MAPI library.
*
* Returns TRUE if at least one library loaded, FALSE otherwise.
*/
void load_mapi_providers(void)
{
static const WCHAR regkey_mail[] = {
'S','o','f','t','w','a','r','e','\\','C','l','i','e','n','t','s','\\',
'M','a','i','l',0 };
static const WCHAR regkey_dllpath[] = {'D','L','L','P','a','t','h',0 };
static const WCHAR regkey_dllpath_ex[] = {'D','L','L','P','a','t','h','E','x',0 };
static const WCHAR regkey_backslash[] = { '\\', 0 };
HKEY hkeyMail;
DWORD dwType, dwLen = 0;
LPWSTR appName = NULL, appKey = NULL;
TRACE("()\n");
/* Open the Mail key */
if (RegOpenKeyExW(HKEY_LOCAL_MACHINE, regkey_mail, 0, KEY_READ, &hkeyMail) != ERROR_SUCCESS)
return;
/* Check if we have a default value set, and the length of it */
if ((RegQueryValueExW(hkeyMail, NULL, NULL, &dwType, NULL, &dwLen) != ERROR_SUCCESS) ||
!((dwType == REG_SZ) || (dwType == REG_EXPAND_SZ)) || (dwLen == 0))
goto cleanUp;
appName = HeapAlloc(GetProcessHeap(), 0, dwLen);
if (!appName)
goto cleanUp;
/* Get the value, and get the path to the app key */
RegQueryValueExW(hkeyMail, NULL, NULL, NULL, (LPBYTE)appName, &dwLen);
TRACE("appName: %s\n", debugstr_w(appName));
appKey = HeapAlloc(GetProcessHeap(), 0, sizeof(WCHAR) * (lstrlenW(regkey_mail) +
lstrlenW(regkey_backslash) + lstrlenW(appName) + 1));
if (!appKey)
goto cleanUp;
lstrcpyW(appKey, regkey_mail);
lstrcatW(appKey, regkey_backslash);
lstrcatW(appKey, appName);
RegCloseKey(hkeyMail);
TRACE("appKey: %s\n", debugstr_w(appKey));
/* Open the app's key */
if (RegOpenKeyExW(HKEY_LOCAL_MACHINE, appKey, 0, KEY_READ, &hkeyMail) != ERROR_SUCCESS)
goto cleanUp;
/* Try to load the providers */
load_mapi_provider(hkeyMail, regkey_dllpath, &mapi_provider);
load_mapi_provider(hkeyMail, regkey_dllpath_ex, &mapi_ex_provider);
/* Now try to load our function pointers */
ZeroMemory(&mapiFunctions, sizeof(mapiFunctions));
/* Simple MAPI functions */
if (mapi_provider)
{
mapiFunctions.MAPIAddress = (void*) GetProcAddress(mapi_provider, "MAPIAddress");
mapiFunctions.MAPIDeleteMail = (void*) GetProcAddress(mapi_provider, "MAPIDeleteMail");
mapiFunctions.MAPIDetails = (void*) GetProcAddress(mapi_provider, "MAPIDetails");
mapiFunctions.MAPIFindNext = (void*) GetProcAddress(mapi_provider, "MAPIFindNext");
mapiFunctions.MAPILogoff = (void*) GetProcAddress(mapi_provider, "MAPILogoff");
mapiFunctions.MAPILogon = (void*) GetProcAddress(mapi_provider, "MAPILogon");
mapiFunctions.MAPIReadMail = (void*) GetProcAddress(mapi_provider, "MAPIReadMail");
mapiFunctions.MAPIResolveName = (void*) GetProcAddress(mapi_provider, "MAPIResolveName");
mapiFunctions.MAPISaveMail = (void*) GetProcAddress(mapi_provider, "MAPISaveMail");
mapiFunctions.MAPISendDocuments = (void*) GetProcAddress(mapi_provider, "MAPISendDocuments");
mapiFunctions.MAPISendMail = (void*) GetProcAddress(mapi_provider, "MAPISendMail");
}
/* Extended MAPI functions */
if (mapi_ex_provider)
{
mapiFunctions.MAPIInitialize = (void*) GetProcAddress(mapi_ex_provider, "MAPIInitialize");
mapiFunctions.MAPILogonEx = (void*) GetProcAddress(mapi_ex_provider, "MAPILogonEx");
mapiFunctions.MAPIUninitialize = (void*) GetProcAddress(mapi_ex_provider, "MAPIUninitialize");
mapiFunctions.DeinitMapiUtil = (void*) GetProcAddress(mapi_ex_provider, "DeinitMapiUtil@0");
mapiFunctions.DllCanUnloadNow = (void*) GetProcAddress(mapi_ex_provider, "DllCanUnloadNow");
mapiFunctions.DllGetClassObject = (void*) GetProcAddress(mapi_ex_provider, "DllGetClassObject");
mapiFunctions.FGetComponentPath = (void*) GetProcAddress(mapi_ex_provider, "FGetComponentPath");
mapiFunctions.HrThisThreadAdviseSink = (void*) GetProcAddress(mapi_ex_provider, "HrThisThreadAdviseSink@8");
mapiFunctions.HrQueryAllRows = (void*) GetProcAddress(mapi_ex_provider, "HrQueryAllRows@24");
mapiFunctions.MAPIAdminProfiles = (void*) GetProcAddress(mapi_ex_provider, "MAPIAdminProfiles");
mapiFunctions.MAPIAllocateBuffer = (void*) GetProcAddress(mapi_ex_provider, "MAPIAllocateBuffer");
mapiFunctions.MAPIAllocateMore = (void*) GetProcAddress(mapi_ex_provider, "MAPIAllocateMore");
mapiFunctions.MAPIFreeBuffer = (void*) GetProcAddress(mapi_ex_provider, "MAPIFreeBuffer");
mapiFunctions.MAPIGetDefaultMalloc = (void*) GetProcAddress(mapi_ex_provider, "MAPIGetDefaultMalloc@0");
mapiFunctions.MAPIOpenLocalFormContainer = (void *) GetProcAddress(mapi_ex_provider, "MAPIOpenLocalFormContainer");
mapiFunctions.OpenStreamOnFile = (void*) GetProcAddress(mapi_ex_provider, "OpenStreamOnFile@24");
mapiFunctions.ScInitMapiUtil = (void*) GetProcAddress(mapi_ex_provider, "ScInitMapiUtil@4");
}
cleanUp:
RegCloseKey(hkeyMail);
HeapFree(GetProcessHeap(), 0, appKey);
HeapFree(GetProcessHeap(), 0, appName);
}
/**************************************************************************
* unload_mapi_providers
*
* Unloads any loaded MAPI libraries.
*/
void unload_mapi_providers(void)
{
TRACE("()\n");
FreeLibrary(mapi_provider);
FreeLibrary(mapi_ex_provider);
}
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