Source code of Windows XP (NT5)
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#include "private.h"
#include "multiutl.h"
#include <wtypes.h>
#include "strconst.h"
#include <platform.h>
extern HINSTANCE g_hInst;
// Pstore related variables.
static PST_KEY s_Key = PST_KEY_CURRENT_USER;
// {89C39569-6841-11d2-9F59-0000F8085266}
static const GUID GUID_PStoreType = { 0x89c39569, 0x6841, 0x11d2, { 0x9f, 0x59, 0x0, 0x0, 0xf8, 0x8, 0x52, 0x66 } };
static WCHAR c_szIdentityMgr[] = L"IdentityMgr";
static WCHAR c_szIdentities[] = L"Identities";
static WCHAR c_szIdentityPass[] = L"IdentitiesPass";
//Need these private implementations
//OE has dependency on the particular allocator used
void * __cdecl operator new(size_t nSize)
{
// Zero init just to save some headaches
return CoTaskMemAlloc(nSize);
}
void __cdecl operator delete(void *pv)
{
//If changed to GlobalFree or HeapFree - must check for NULL here
CoTaskMemFree(pv);
}
extern "C" int __cdecl _purecall(void)
{
DebugBreak();
return 0;
}
// --------------------------------------------------------------------------
// FIsSpaceA
// --------------------------------------------------------------------------
BOOL FIsSpaceA(LPSTR psz)
{
#ifdef MAC
return (isspace(*psz));
#else // !MAC
WORD wType;
if (IsDBCSLeadByte(*psz))
GetStringTypeExA(LOCALE_USER_DEFAULT, CT_CTYPE1, psz, 2, &wType);
else
GetStringTypeExA(LOCALE_USER_DEFAULT, CT_CTYPE1, psz, 1, &wType);
return (wType & C1_SPACE);
#endif // MAC
}
// --------------------------------------------------------------------------
// FIsSpaceW
// --------------------------------------------------------------------------
BOOL FIsSpaceW(LPWSTR psz)
{
#ifdef MAC
// Maybe we should convert to ANSI before checking??
return (isspace(*( ( (TCHAR *) psz ) + 1 ) ));
#else // !MAC
WORD wType;
GetStringTypeExW(LOCALE_USER_DEFAULT, CT_CTYPE1, psz, 1, &wType);
return (wType & C1_SPACE);
#endif // !MAC
}
ULONG UlStripWhitespace(LPTSTR lpsz, BOOL fLeading, BOOL fTrailing, ULONG *pcb)
{
// Locals
ULONG cb;
LPTSTR psz;
Assert(lpsz != NULL);
Assert(fLeading || fTrailing);
// Did the user pass in the length
if (pcb)
cb = *pcb;
else
cb = lstrlen (lpsz);
if (cb == 0)
return cb;
if (fLeading)
{
psz = lpsz;
while (FIsSpace(psz))
{
psz++;
cb--;
}
if (psz != lpsz)
// get the NULL at the end too
MoveMemory(lpsz, psz, (cb + 1) * sizeof(TCHAR));
}
if (fTrailing)
{
psz = lpsz + cb;
while (cb > 0)
{
if (!FIsSpace(psz-1))
break;
psz--;
cb--;
}
// NULL Term
*psz = '\0';
}
// Set String Size
if (pcb)
*pcb = cb;
// Done
return cb;
}
BOOL OnContextHelp(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam, HELPMAP const * rgCtxMap)
{
if (uMsg == WM_HELP)
{
LPHELPINFO lphi = (LPHELPINFO) lParam;
if (lphi->iContextType == HELPINFO_WINDOW) // must be for a control
{
WinHelp ((HWND)lphi->hItemHandle,
c_szCtxHelpFile,
HELP_WM_HELP,
(DWORD_PTR)(void*)rgCtxMap);
}
return (TRUE);
}
else if (uMsg == WM_CONTEXTMENU)
{
WinHelp ((HWND) wParam,
c_szCtxHelpFile,
HELP_CONTEXTMENU,
(DWORD_PTR)(void*)rgCtxMap);
return (TRUE);
}
Assert(0);
return FALSE;
}
#define OBFUSCATOR 0x14151875;
#define PROT_SIZEOF_HEADER 0x02 // 2 bytes in the header
#define PROT_SIZEOF_XORHEADER (PROT_SIZEOF_HEADER+sizeof(DWORD))
#define PROT_VERSION_1 0x01
#define PROT_PASS_XOR 0x01
#define PROT_PASS_PST 0x02
static BOOL FDataIsValidV1(BYTE *pb)
{ return pb && pb[0] == PROT_VERSION_1 && (pb[1] == PROT_PASS_XOR || pb[1] == PROT_PASS_PST); }
static BOOL FDataIsPST(BYTE *pb)
{ return pb && pb[1] == PROT_PASS_PST; }
///////////////////////////////////////////////////////////////////////////
//
// NOTE - The functions for encoding the user passwords really should not
// be here. Unfortunately, they are not anywhere else so for now,
// this is where they will stay. They are defined as static since
// other code should not rely on them staying here, particularly the
// XOR stuff.
//
///////////////////////////////////////////////////////////////////////////
//
// XOR functions
//
///////////////////////////////////////////////////////////////////////////
static HRESULT _XOREncodeProp(const BLOB *const pClear, BLOB *const pEncoded)
{
DWORD dwSize;
DWORD last, last2;
DWORD UNALIGNED *pdwCypher;
DWORD dex;
pEncoded->cbSize = pClear->cbSize+PROT_SIZEOF_XORHEADER;
if (!MemAlloc((void* *)&pEncoded->pBlobData, pEncoded->cbSize + 6))
return E_OUTOFMEMORY;
// set up header data
Assert(2 == PROT_SIZEOF_HEADER);
pEncoded->pBlobData[0] = PROT_VERSION_1;
pEncoded->pBlobData[1] = PROT_PASS_XOR;
*((DWORD UNALIGNED *)&(pEncoded->pBlobData[2])) = pClear->cbSize;
// nevermind that the pointer is offset by the header size, this is
// where we start to write out the modified password
pdwCypher = (DWORD UNALIGNED *)&(pEncoded->pBlobData[PROT_SIZEOF_XORHEADER]);
dex = 0;
last = OBFUSCATOR; // 0' = 0 ^ ob
if (dwSize = pClear->cbSize / sizeof(DWORD))
{
// case where data is >= 4 bytes
for (; dex < dwSize; dex++)
{
last2 = ((DWORD UNALIGNED *)pClear->pBlobData)[dex]; // 1
pdwCypher[dex] = last2 ^ last; // 1' = 1 ^ 0
last = last2; // save 1 for the 2 round
}
}
// if we have bits left over
// note that dwSize is computed now in bits
if (dwSize = (pClear->cbSize % sizeof(DWORD))*8)
{
// need to not munge memory that isn't ours
last >>= sizeof(DWORD)*8-dwSize;
pdwCypher[dex] &= ((DWORD)-1) << dwSize;
pdwCypher[dex] |=
((((DWORD UNALIGNED *)pClear->pBlobData)[dex] & (((DWORD)-1) >> (sizeof(DWORD)*8-dwSize))) ^ last);
}
return S_OK;
}
static HRESULT _XORDecodeProp(const BLOB *const pEncoded, BLOB *const pClear)
{
DWORD dwSize;
DWORD last;
DWORD UNALIGNED *pdwCypher;
DWORD dex;
// we use CoTaskMemAlloc to be in line with the PST implementation
pClear->cbSize = *(DWORD UNALIGNED *)(&pEncoded->pBlobData[2]);
MemAlloc((void **)&pClear->pBlobData, pClear->cbSize);
if (!pClear->pBlobData)
return E_OUTOFMEMORY;
// should have been tested by now
Assert(FDataIsValidV1(pEncoded->pBlobData));
Assert(!FDataIsPST(pEncoded->pBlobData));
// nevermind that the pointer is offset by the header size, this is
// where the password starts
pdwCypher = (DWORD UNALIGNED *)&(pEncoded->pBlobData[PROT_SIZEOF_XORHEADER]);
dex = 0;
last = OBFUSCATOR;
if (dwSize = pClear->cbSize / sizeof(DWORD))
{
// case where data is >= 4 bytes
for (; dex < dwSize; dex++)
last = ((DWORD UNALIGNED *)pClear->pBlobData)[dex] = pdwCypher[dex] ^ last;
}
// if we have bits left over
if (dwSize = (pClear->cbSize % sizeof(DWORD))*8)
{
// need to not munge memory that isn't ours
last >>= sizeof(DWORD)*8-dwSize;
((DWORD UNALIGNED *)pClear->pBlobData)[dex] &= ((DWORD)-1) << dwSize;
((DWORD UNALIGNED *)pClear->pBlobData)[dex] |=
((pdwCypher[dex] & (((DWORD)-1) >> (sizeof(DWORD)*8-dwSize))) ^ last);
}
return S_OK;
}
/*
EncodeUserPassword
Encrypt the passed in password. This encryption seems to
add an extra 6 bytes on to the beginning of the data
that it passes back, so we need to make sure that the
lpszPwd is large enough to hold a few extra characters.
*cb should be different on return than it was when it
was passed in.
Parameters:
lpszPwd - on entry, a c string containing the password.
on exit, it is the encrypted data, plus some header info.
cb - the size of lpszPwd on entry and exit. Note that it should
include the trailing null, so "foo" would enter with *cb == 4.
*/
void EncodeUserPassword(TCHAR *lpszPwd, ULONG *cb)
{
BLOB blobClient;
BLOB blobProp;
blobClient.pBlobData= (BYTE *)lpszPwd;
blobClient.cbSize = *cb;
blobProp.pBlobData = NULL;
blobProp.cbSize = 0;
_XOREncodeProp(&blobClient, &blobProp);
if (blobProp.pBlobData)
{
memcpy(lpszPwd, blobProp.pBlobData, blobProp.cbSize);
*cb = blobProp.cbSize;
MemFree(blobProp.pBlobData);
}
}
/*
DecodeUserPassword
Decrypt the passed in data and return a password. This
encryption seems to add an extra 6 bytes on to the beginning
so decrupting will result in a using less of lpszPwd.
.
*cb should be different on return than it was when it
was passed in.
Parameters:
lpszPwd - on entry, the encrypted password plus some
header info.
on exit, a c string containing the password.
cb - the size of lpszPwd on entry and exit. Note that it should
include the trailing null, so "foo" would leave with *cb == 4.
*/
void DecodeUserPassword(TCHAR *lpszPwd, ULONG *cb)
{
BLOB blobClient;
BLOB blobProp;
blobClient.pBlobData= (BYTE *)lpszPwd;
blobClient.cbSize = *cb;
blobProp.pBlobData = NULL;
blobProp.cbSize = 0;
_XORDecodeProp(&blobClient, &blobProp);
if (blobProp.pBlobData)
{
memcpy(lpszPwd, blobProp.pBlobData, blobProp.cbSize);
lpszPwd[blobProp.cbSize] = 0;
*cb = blobProp.cbSize;
MemFree(blobProp.pBlobData);
}
}
// --------------------------------------------------------------------------------
// MemInit
// --------------------------------------------------------------------------------
void MemInit()
{
}
// --------------------------------------------------------------------------------
// MemUnInit
// --------------------------------------------------------------------------------
void MemUnInit()
{
}
// --------------------------------------------------------------------------------
// MemFree
// --------------------------------------------------------------------------------
void MemFree(void* pv)
{
CoTaskMemFree(pv);
}
// --------------------------------------------------------------------------------
// MemAlloc
// --------------------------------------------------------------------------------
BOOL MemAlloc(void** ppv, ULONG cb)
{
assert(ppv && cb);
*ppv = CoTaskMemAlloc(cb);
if (NULL == *ppv)
return FALSE;
return TRUE;
}
// --------------------------------------------------------------------------------
// MemRealloc
// --------------------------------------------------------------------------------
BOOL MemRealloc(void* *ppv, ULONG cbNew)
{
assert(ppv && cbNew);
void* pv = CoTaskMemRealloc(*ppv, cbNew);
if (NULL == pv)
return FALSE;
*ppv = pv;
return TRUE;
}
// --------------------------------------------------------------------------------
// Functions to convert GUIDs to ascii strings
// --------------------------------------------------------------------------------
int AStringFromGUID(GUID *puid, TCHAR *lpsz, int cch)
{
WCHAR wsz[255];
int i;
i = StringFromGUID2(*puid, wsz, 255);
if (WideCharToMultiByte(CP_ACP, 0, wsz, -1, lpsz, cch, NULL, NULL) == 0)
return 0;
return (lstrlen(lpsz) + 1);
}
HRESULT GUIDFromAString(TCHAR *lpsz, GUID *puid)
{
WCHAR wsz[255];
HRESULT hr;
if (MultiByteToWideChar(CP_ACP, 0, lpsz, -1, wsz, 255) == 0)
return GetLastError();
hr = CLSIDFromString(wsz, puid);
return hr;
}
// ****************************************************************************************************
// CNotifierList Class
//
// A really basic IUnknown list class. Actually, its a IUnknown array class, but you don't need to know
// that.
//
CNotifierList::CNotifierList()
{
m_count = 0;
m_ptrCount = 0;
m_entries = NULL;
m_nextCookie = 1;
m_cRef = 1;
InitializeCriticalSection(&m_rCritSect);
}
/*
CNotifierList::~CNotifierList
Clean up any memory that was allocated in the CNotifierList object
*/
CNotifierList::~CNotifierList()
{
if (m_entries)
{
for (int i = 0; i < m_count; i++)
{
if (m_entries[i].punk)
{
m_entries[i].punk->Release();
m_entries[i].punk = NULL;
m_entries[i].dwCookie = 0;
}
}
MemFree(m_entries);
m_entries = NULL;
m_count = 0;
}
DeleteCriticalSection(&m_rCritSect);
}
STDMETHODIMP_(ULONG) CNotifierList::AddRef()
{
return ++m_cRef;
}
STDMETHODIMP_(ULONG) CNotifierList::Release()
{
if( 0L != --m_cRef )
return m_cRef;
delete this;
return 0L;
}
/*
CNotifierList::Add
Add a IUnknown to the end of the IUnknown list.
*/
HRESULT CNotifierList::Add(IUnknown *punk, DWORD *pdwCookie)
{
TraceCall("Identity - CNotifierList::Add");
EnterCriticalSection(&m_rCritSect);
// make more room for pointers, if necessary
if (m_ptrCount == m_count)
{
m_ptrCount += 5;
if (!MemRealloc((void **)&m_entries, sizeof(UNKLIST_ENTRY) * m_ptrCount))
{
m_ptrCount -= 5;
Assert(false);
LeaveCriticalSection(&m_rCritSect);
return E_OUTOFMEMORY;
}
// initialize the new IUnknowns to nil
for (int i = m_count; i < m_ptrCount; i++)
{
ZeroMemory(&m_entries[i], sizeof(UNKLIST_ENTRY));
}
}
//now put the IUnknown in the next location
int iNewIndex = m_count++;
punk->AddRef();
m_entries[iNewIndex].punk = punk;
m_entries[iNewIndex].bState = NS_NONE;
m_entries[iNewIndex].dwCookie = ++m_nextCookie;
m_entries[iNewIndex].dwThreadId = GetCurrentThreadId();
*pdwCookie = m_entries[iNewIndex].dwCookie;
LeaveCriticalSection(&m_rCritSect);
CreateNotifyWindow();
return S_OK;
}
/*
CNotifierList::Remove
Remove a IUnknown at zero based index iIndex
*/
HRESULT CNotifierList::Remove(int iIndex)
{
int iCopySize;
TraceCall("Identity - CNotifierList::Remove");
EnterCriticalSection(&m_rCritSect);
iCopySize = ((m_count - iIndex) - 1) * sizeof(UNKLIST_ENTRY);
// free the memory for the IUnknown
if (m_entries[iIndex].punk)
{
ReleaseWindow();
m_entries[iIndex].punk->Release();
ZeroMemory(&m_entries[iIndex], sizeof(UNKLIST_ENTRY));
}
// move the other IUnknowns down
if (iCopySize)
{
memmove(&(m_entries[iIndex]), &(m_entries[iIndex+1]), iCopySize);
}
// null out the last item in the list and decrement the counter.
m_entries[--m_count].punk = NULL;
LeaveCriticalSection(&m_rCritSect);
return S_OK;
}
/*
CNotifierList::RemoveCookie
Remove an IUnknown by its cookie
*/
HRESULT CNotifierList::RemoveCookie(DWORD dwCookie)
{
int iIndex;
for (iIndex = 0; iIndex < m_count; iIndex++)
{
if (m_entries[iIndex].dwCookie == dwCookie)
{
return Remove(iIndex);
}
}
return E_FAIL;
}
/*
CNotifierList::GetAtIndex
Return the pointer to the IUnknown at zero based index iIndex.
Return the IUnknown at the given index. Note that the object pointer
is still owned by the IUnknown list and should not be deleted.
*/
HRESULT CNotifierList::GetAtIndex(int iIndex, IUnknown **ppunk)
{
HRESULT hr = E_FAIL;
EnterCriticalSection(&m_rCritSect);
if (iIndex < m_count && iIndex >= 0 && m_entries[iIndex].punk)
{
*ppunk = m_entries[iIndex].punk;
(*ppunk)->AddRef();
hr = S_OK;
}
else
*ppunk = NULL;
LeaveCriticalSection(&m_rCritSect);
return hr;
}
HRESULT CNotifierList::CreateNotifyWindow()
{
DWORD dwThreadCount = 0;
DWORD dwThreadId = GetCurrentThreadId();
int iIndex;
int iFound = -1;
HWND hwnd = NULL;
for (iIndex = 0; iIndex < m_count; iIndex++)
{
if (m_entries[iIndex].dwThreadId == dwThreadId)
{
iFound = iIndex;
if (!hwnd)
hwnd = m_entries[iIndex].hwnd;
else
{
Assert(NULL == m_entries[iIndex].hwnd || hwnd == m_entries[iIndex].hwnd);
m_entries[iIndex].hwnd = hwnd;
}
dwThreadCount++;
}
}
if (dwThreadCount == 1 && iFound >= 0)
{
hwnd = m_entries[iFound].hwnd = CreateWindowA(c_szNotifyWindowClass, c_szNotifyWindowClass, WS_POPUP,
CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT, NULL,
NULL, g_hInst, this);
if (m_entries[iFound].hwnd)
SetWindowLongPtr(m_entries[iFound].hwnd, GWLP_USERDATA, (LRESULT)this);
}
return (hwnd ? S_OK : E_FAIL);
}
HRESULT CNotifierList::ReleaseWindow()
{
DWORD dwThreadCount = 0;
DWORD dwThreadId = GetCurrentThreadId();
int iIndex;
HWND hwnd = NULL;
for (iIndex = 0; iIndex < m_count; iIndex++)
{
if (m_entries[iIndex].dwThreadId == dwThreadId)
{
if (dwThreadCount == 0)
hwnd = m_entries[iIndex].hwnd;
dwThreadCount++;
}
}
if (dwThreadCount == 1 && hwnd)
{
SendMessage(hwnd, WM_CLOSE, 0, 0);
}
return S_OK;
}
HRESULT CNotifierList::PreNotify()
{
DWORD dwThreadId = GetCurrentThreadId();
int iIndex;
for (iIndex = m_count -1; iIndex >= 0; iIndex--)
{
if (m_entries[iIndex].dwThreadId == dwThreadId && NULL != m_entries[iIndex].punk)
m_entries[iIndex].bState = NS_PRE_NOTIFY;
// else //BUG 47472, this could cause problems during re-entrant calls to SendNotification
// m_entries[iIndex].bState = NS_NONE;
}
return S_OK;
}
int CNotifierList::GetNextNotify()
{
DWORD dwThreadId = GetCurrentThreadId();
int iIndex;
for (iIndex = m_count -1; iIndex >= 0; iIndex--)
{
if (m_entries[iIndex].dwThreadId == dwThreadId && NULL != m_entries[iIndex].punk && NS_PRE_NOTIFY == m_entries[iIndex].bState)
return iIndex;
}
return -1;
}
HRESULT CNotifierList::SendNotification(UINT msg, DWORD dwType)
{
DWORD dwThreadCount = 0, dwOldCount;
DWORD dwThreadId = GetCurrentThreadId();
int iIndex;
HWND hwnd = NULL;
HRESULT hr = S_OK;
#if defined(DEBUG)
DebugStrf("Identity - CNotifierList::SendNotification %ld\r\n", msg);
#endif
AddRef();
PreNotify();
while ((iIndex = GetNextNotify()) != -1)
{
IUnknown *punk;
IIdentityChangeNotify *pICNotify;
punk = m_entries[iIndex].punk;
m_entries[iIndex].bState = NS_NOTIFIED;
punk->AddRef();
if (SUCCEEDED(punk->QueryInterface(IID_IIdentityChangeNotify, (void **)&pICNotify)) && pICNotify)
{
if( msg == WM_QUERY_IDENTITY_CHANGE )
{
if (FAILED(hr = pICNotify->QuerySwitchIdentities()))
{
punk->Release();
pICNotify->Release();
goto exit;
}
}
else if( msg == WM_IDENTITY_CHANGED )
{
pICNotify->SwitchIdentities();
}
else if( msg == WM_IDENTITY_INFO_CHANGED )
{
pICNotify->IdentityInformationChanged(dwType);
}
pICNotify->Release();
}
punk->Release();
}
exit:
Release();
return hr;
}
#ifdef DEBUG
// --------------------------------------------------------------------------------
// DebugStrf
// --------------------------------------------------------------------------------
void DebugStrf(LPTSTR lpszFormat, ...)
{
static TCHAR szDebugBuff[500];
va_list arglist;
va_start(arglist, lpszFormat);
wvsprintf(szDebugBuff, lpszFormat, arglist);
va_end(arglist);
OutputDebugString(szDebugBuff);
}
#endif
// ---------------------------------------------------------------------------------
// Pstore code for storing passwords
// ---------------------------------------------------------------------------------
// Functions related to saving and restoring user passwords from the pstore.
// We have wrappers around Create and Release to allow for future caching of the pstore
// instance within webcheck.
STDAPI CreatePStore(IPStore **ppIPStore)
{
HRESULT hr;
hr = PStoreCreateInstance ( ppIPStore,
NULL,
NULL,
0);
return hr;
}
STDAPI ReleasePStore(IPStore *pIPStore)
{
HRESULT hr;
if (pIPStore)
{
pIPStore->Release();
hr = S_OK;
}
else
{
hr = E_POINTER;
}
return hr;
}
STDAPI ReadIdentityPassword(GUID *puidIdentity, PASSWORD_STORE *pPwdStore)
{
GUID itemType = GUID_NULL;
GUID itemSubtype = GUID_NULL;
PST_PROMPTINFO promptInfo = {0};
IPStore* pStore = NULL;
HRESULT hr ;
if (pPwdStore == NULL)
return E_POINTER;
promptInfo.cbSize = sizeof(promptInfo);
promptInfo.szPrompt = NULL;
promptInfo.dwPromptFlags = 0;
promptInfo.hwndApp = NULL;
hr = CreatePStore(&pStore);
if (SUCCEEDED(hr))
{
Assert(pStore != NULL);
itemType = GUID_PStoreType;
itemSubtype = *puidIdentity;
if (SUCCEEDED(hr))
{
DWORD cbData;
BYTE *pbData = NULL;
hr = pStore->ReadItem(
s_Key,
&itemType,
&itemSubtype,
c_szIdentityPass,
&cbData,
&pbData,
&promptInfo,
0);
if (SUCCEEDED(hr))
{
CopyMemory(pPwdStore, pbData, (cbData <= sizeof(PASSWORD_STORE) ? cbData : sizeof(PASSWORD_STORE)));
MemFree(pbData);
hr = S_OK;
}
}
ReleasePStore(pStore);
}
return hr;
}
STDAPI WriteIdentityPassword(GUID *puidIdentity, PASSWORD_STORE *pPwdStore)
{
HRESULT hr;
PST_TYPEINFO typeInfo;
PST_PROMPTINFO promptInfo;
IPStore * pStore;
typeInfo.cbSize = sizeof(typeInfo);
typeInfo.szDisplayName = c_szIdentityMgr;
promptInfo.cbSize = sizeof(promptInfo);
promptInfo.dwPromptFlags = 0;
promptInfo.hwndApp = NULL;
promptInfo.szPrompt = NULL;
hr = CreatePStore(&pStore);
if (SUCCEEDED(hr))
{
GUID itemType = GUID_NULL;
GUID itemSubtype = GUID_NULL;
Assert(pStore != NULL);
itemType = GUID_PStoreType;
itemSubtype = *puidIdentity;
if (SUCCEEDED(hr))
{
hr = pStore->CreateType(s_Key, &itemType, &typeInfo, 0);
// PST_E_TYPE_EXISTS implies type already exists which is just fine
// by us.
if (SUCCEEDED(hr) || hr == PST_E_TYPE_EXISTS)
{
typeInfo.szDisplayName = c_szIdentities;
hr = pStore->CreateSubtype(
s_Key,
&itemType,
&itemSubtype,
&typeInfo,
NULL,
0);
if (SUCCEEDED(hr) || hr == PST_E_TYPE_EXISTS)
{
if (pPwdStore != NULL)
{
hr = pStore->WriteItem(
s_Key,
&itemType,
&itemSubtype,
c_szIdentityPass,
(sizeof(PASSWORD_STORE)),
(BYTE *)pPwdStore,
&promptInfo,
PST_CF_NONE,
0);
}
else
{
hr = pStore->DeleteItem(
s_Key,
&itemType,
&itemSubtype,
c_szIdentityPass,
&promptInfo,
0);
}
}
}
}
ReleasePStore(pStore);
}
return hr;
}
#define CH_WHACK TEXT(FILENAME_SEPARATOR)
// rips the last part of the path off including the backslash
// C:\foo -> C:\ ;
// C:\foo\bar -> C:\foo
// C:\foo\ -> C:\foo
// \\x\y\x -> \\x\y
// \\x\y -> \\x
// \\x -> ?? (test this)
// \foo -> \ (Just the slash!)
//
// in/out:
// pFile fully qualified path name
// returns:
// TRUE we stripped something
// FALSE didn't strip anything (root directory case)
//
// Stolen from shlwapi\path.c
STDAPI_(BOOL) _PathRemoveFileSpec(LPTSTR pFile)
{
LPTSTR pT;
LPTSTR pT2 = pFile;
for (pT = pT2; *pT2; pT2 = CharNext(pT2)) {
if (*pT2 == CH_WHACK)
pT = pT2; // last "\" found, (we will strip here)
else if (*pT2 == TEXT(':')) { // skip ":\" so we don't
if (pT2[1] ==TEXT('\\')) // strip the "\" from "C:\"
pT2++;
pT = pT2 + 1;
}
}
if (*pT == 0)
return FALSE; // didn't strip anything
//
// handle the \foo case
//
else if ((pT == pFile) && (*pT == CH_WHACK)) {
// Is it just a '\'?
if (*(pT+1) != TEXT('\0')) {
// Nope.
*(pT+1) = TEXT('\0');
return TRUE; // stripped something
}
else {
// Yep.
return FALSE;
}
}
else {
*pT = 0;
return TRUE; // stripped something
}
}