Leaked source code of windows server 2003
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//+--------------------------------------------------------------------------
//
// Microsoft Windows
// Copyright (C) Microsoft Corporation, 1996 - 1999
//
// File: error.cpp
//
// Contents: Cert Server error wrapper routines
//
//---------------------------------------------------------------------------
#include <pch.cpp>
#pragma hdrstop
#include <assert.h>
#include <ntdsbmsg.h>
#include <delayimp.h>
#include <wininet.h>
#include "resource.h"
#define __dwFILE__ __dwFILE_CERTCLIB_ERROR_CPP__
#define DBG_CERTSRV_DEBUG_PRINT
#define CERTLIB_12BITERRORMASK 0x00000fff
#define CERTLIB_WIN32ERRORMASK 0x0000ffff
//+--------------------------------------------------------------------------
// Jet errors:
#define HRESULT_FROM_JETWARNING(jerr) \
(ERROR_SEVERITY_WARNING | (FACILITY_NTDSB << 16) | jerr)
#define HRESULT_FROM_JETERROR(jerr) \
(ERROR_SEVERITY_ERROR | (FACILITY_NTDSB << 16) | -jerr)
#define JETERROR_FROM_HRESULT(hr) \
(-(LONG) (CERTLIB_WIN32ERRORMASK & (hr)))
#define ISJETERROR(hr) \
((~CERTLIB_WIN32ERRORMASK & (hr)) == (HRESULT) ~CERTLIB_WIN32ERRORMASK)
#define ISJETHRESULT(hr) \
((~CERTLIB_WIN32ERRORMASK & (hr)) == (HRESULT) (ERROR_SEVERITY_ERROR | \
(FACILITY_NTDSB << 16)))
#define wszJETERRORPREFIX L"ESE"
//+--------------------------------------------------------------------------
// Setup API errors:
#define ISSETUPHRESULT(hr) \
((~CERTLIB_WIN32ERRORMASK & (hr)) == (HRESULT) (ERROR_SEVERITY_ERROR | \
APPLICATION_ERROR_MASK | \
(FACILITY_NULL << 16)))
#define wszSETUPERRORPREFIX L"INF"
//+--------------------------------------------------------------------------
// Win32 errors:
#define ISWIN32ERROR(hr) \
((~CERTLIB_WIN32ERRORMASK & (hr)) == 0)
#define ISWIN32HRESULT(hr) \
((~CERTLIB_WIN32ERRORMASK & (hr)) == (HRESULT) (ERROR_SEVERITY_WARNING | \
(FACILITY_WIN32 << 16)))
#define WIN32ERROR_FROM_HRESULT(hr) \
(CERTLIB_WIN32ERRORMASK & (hr))
#define wszWIN32ERRORPREFIX L"WIN32"
//+--------------------------------------------------------------------------
// Http errors:
#define ISHTTPERROR(hr) \
((HRESULT) HTTP_STATUS_FIRST <= (hr) && (HRESULT) HTTP_STATUS_LAST >= (hr))
#define ISHTTPHRESULT(hr) \
(ISWIN32HRESULT(hr) && ISHTTPERROR(WIN32ERROR_FROM_HRESULT(hr)))
#define wszHTTPERRORPREFIX L"HTTP"
//+--------------------------------------------------------------------------
// Delayload errors:
#define DELAYLOAD_FROM_WIN32(hr) VcppException(ERROR_SEVERITY_ERROR, (hr))
#define WIN32ERROR_FROM_DELAYLOAD(hr) (CERTLIB_WIN32ERRORMASK & (hr))
#define ISDELAYLOADHRESULTFACILITY(hr) \
((~CERTLIB_WIN32ERRORMASK & (hr)) == (HRESULT) (ERROR_SEVERITY_ERROR | \
(FACILITY_VISUALCPP << 16)))
// E_DELAYLOAD_MOD_NOT_FOUND 0xc06d007e
#define E_DELAYLOAD_MOD_NOT_FOUND DELAYLOAD_FROM_WIN32(ERROR_MOD_NOT_FOUND)
// E_DELAYLOAD_PROC_NOT_FOUND 0xc06d007f
#define E_DELAYLOAD_PROC_NOT_FOUND DELAYLOAD_FROM_WIN32(ERROR_PROC_NOT_FOUND)
#define ISDELAYLOADHRESULT(hr) \
((HRESULT) E_DELAYLOAD_MOD_NOT_FOUND == (hr) || \
(HRESULT) E_DELAYLOAD_PROC_NOT_FOUND == (hr) || \
HRESULT_FROM_WIN32(ERROR_MOD_NOT_FOUND) == (hr) || \
HRESULT_FROM_WIN32(ERROR_PROC_NOT_FOUND) == (hr))
//+--------------------------------------------------------------------------
// ASN encoding errors:
#define ISOSSERROR(hr) \
((~CERTLIB_12BITERRORMASK & (hr)) == CRYPT_E_OSS_ERROR)
#define OSSERROR_FROM_HRESULT(hr) \
(CERTLIB_12BITERRORMASK & (hr))
#define wszOSSERRORPREFIX L"ASN"
HRESULT
myJetHResult(
IN HRESULT hr)
{
#if DBG_CERTSRV
HRESULT hrIn = hr;
#endif
if (S_OK != hr)
{
if (SUCCEEDED(hr))
{
#if 0
hr = HRESULT_FROM_JETWARNING(hr);
#else
if (S_FALSE != hr)
{
_PrintError(hr, "JetHResult: mapping to S_FALSE");
}
CSASSERT(S_FALSE == hr);
hr = S_FALSE;
#endif
}
else if (ISJETERROR(hr))
{
hr = HRESULT_FROM_JETERROR(hr);
}
}
#if DBG_CERTSRV
if (S_OK != hrIn || S_OK != hr)
{
DBGPRINT((
DBG_SS_CERTLIBI,
"myJetHResult(%x (%d)) --> %x (%d)\n",
hrIn,
hrIn,
hr,
hr));
}
#endif
CSASSERT(S_OK == hr || S_FALSE == hr || FAILED(hr));
return(hr);
}
HRESULT
myHExceptionCode(
IN EXCEPTION_POINTERS const *pep)
{
HRESULT hr = pep->ExceptionRecord->ExceptionCode;
#if (0 == i386)
if ((HRESULT) STATUS_DATATYPE_MISALIGNMENT == hr)
{
hr = CERTSRV_E_ALIGNMENT_FAULT;
}
#endif
return(myHError(hr));
}
#ifdef DBG_CERTSRV_DEBUG_PRINT
VOID
myCaptureStackBackTrace(
EXCEPTION_POINTERS const *pep,
ULONG cSkip,
ULONG cFrames,
ULONG *aeip)
{
ZeroMemory(aeip, cFrames * sizeof(aeip[0]));
#if i386 == 1
ULONG ieip, *pebp;
ULONG *pebpMax = (ULONG *) MAXLONG; // 2 * 1024 * 1024 * 1024; // 2 gig - 1
ULONG *pebpMin = (ULONG *) (64 * 1024); // 64k
if (pep == NULL)
{
ieip = 0;
cSkip++; // always skip current frame
pebp = ((ULONG *) &pep) - 2;
}
else
{
ieip = 1;
assert(cSkip == 0);
aeip[0] = pep->ContextRecord->Eip;
pebp = (ULONG *) pep->ContextRecord->Ebp;
}
if (pebp >= pebpMin && pebp < pebpMax)
{
__try
{
for ( ; ieip < cSkip + cFrames; ieip++)
{
if (ieip >= cSkip)
{
aeip[ieip - cSkip] = *(pebp + 1); // save an eip
}
ULONG *pebpNext = (ULONG *) *pebp;
if (pebpNext < pebp + 2 || pebpNext >= pebpMax - 1)
{
break;
}
pebp = pebpNext;
}
}
__except(EXCEPTION_EXECUTE_HANDLER)
{
;
}
}
#endif // i386 == 1
}
#endif // ifdef DBG_CERTSRV_DEBUG_PRINT
FNLOGEXCEPTION *s_pfnLogException = NULL;
VOID
myLogExceptionInit(
OPTIONAL IN FNLOGEXCEPTION *pfnLogException)
{
s_pfnLogException = pfnLogException;
}
HRESULT
myHExceptionCodePrint(
IN EXCEPTION_POINTERS const *pep,
OPTIONAL IN char const *pszFile,
IN DWORD dwFile,
IN DWORD dwLine)
{
HRESULT hr;
#ifdef DBG_CERTSRV_DEBUG_PRINT
if (DbgIsSSActive(DBG_SS_ERROR) &&
(!myIsDelayLoadHResult(pep->ExceptionRecord->ExceptionCode) ||
DbgIsSSActive(DBG_SS_MODLOAD)))
{
WCHAR awc[35 + 3 * cwcDWORDSPRINTF];
ULONG aeip[16];
wsprintf(
awc,
L"0x%x @ 0x%p",
pep->ExceptionRecord->ExceptionFlags,
pep->ExceptionRecord->ExceptionAddress);
if (NULL == pszFile)
{
CSPrintErrorLineFileData(
awc,
__MAKELINEFILE__(dwFile, dwLine),
pep->ExceptionRecord->ExceptionCode);
}
else
{
CSPrintError(
"Exception",
awc,
pszFile,
dwLine,
pep->ExceptionRecord->ExceptionCode,
S_OK);
}
myCaptureStackBackTrace(pep, 0, ARRAYSIZE(aeip), aeip);
for (int i = 0; i < ARRAYSIZE(aeip); i++)
{
if (0 == aeip[i])
{
break;
}
DbgPrintf(MAXDWORD, "ln %x;", aeip[i]);
}
if (0 < i)
{
DbgPrintf(MAXDWORD, "\n");
}
}
#endif // DBG_CERTSRV_DEBUG_PRINT
hr = myHExceptionCode(pep);
if (NULL != s_pfnLogException)
{
(*s_pfnLogException)(hr, pep, pszFile, dwFile, dwLine);
}
return(hr);
}
BOOL
myIsDelayLoadHResult(
IN HRESULT hr)
{
return(ISDELAYLOADHRESULT(hr));
}
#define wszCOLONSPACE L": "
WCHAR const *
myHResultToStringEx(
IN OUT WCHAR *awchr,
IN HRESULT hr,
IN BOOL fRaw)
{
HRESULT hrd;
WCHAR const *pwszType;
LONG cwc;
hrd = hr;
pwszType = L"";
if (ISJETERROR(hr))
{
pwszType = wszJETERRORPREFIX wszCOLONSPACE;
}
else if (ISJETHRESULT(hr))
{
hrd = JETERROR_FROM_HRESULT(hr);
pwszType = wszJETERRORPREFIX wszCOLONSPACE;
}
else if (ISOSSERROR(hr))
{
hrd = OSSERROR_FROM_HRESULT(hr);
pwszType = wszOSSERRORPREFIX wszCOLONSPACE;
}
else if (ISHTTPHRESULT(hr) || ISHTTPERROR(hr))
{
hrd = WIN32ERROR_FROM_HRESULT(hr);
pwszType = wszWIN32ERRORPREFIX L"/" wszHTTPERRORPREFIX wszCOLONSPACE;
}
else if (ISWIN32HRESULT(hr) || ISWIN32ERROR(hr))
{
hrd = WIN32ERROR_FROM_HRESULT(hr);
pwszType = wszWIN32ERRORPREFIX wszCOLONSPACE;
}
else if (ISDELAYLOADHRESULTFACILITY(hr))
{
hrd = WIN32ERROR_FROM_DELAYLOAD(hr);
pwszType = wszWIN32ERRORPREFIX wszCOLONSPACE;
}
else if (ISSETUPHRESULT(hr))
{
pwszType = wszSETUPERRORPREFIX wszCOLONSPACE;
}
if (fRaw)
{
pwszType = L"";
}
cwc = _snwprintf(
awchr,
cwcHRESULTSTRING,
L"0x%x (%ws%d)",
hr,
pwszType,
hrd);
if (0 > cwc || cwcHRESULTSTRING <= cwc)
{
awchr[cwcHRESULTSTRING - 1] = L'\0';
}
return(awchr);
}
WCHAR const *
myHResultToString(
IN OUT WCHAR *awchr,
IN HRESULT hr)
{
return(myHResultToStringEx(awchr, hr, FALSE));
}
WCHAR const *
myHResultToStringRaw(
IN OUT WCHAR *awchr,
IN HRESULT hr)
{
return(myHResultToStringEx(awchr, hr, TRUE));
}
typedef struct _ERRORMAP
{
HRESULT hr;
UINT idMessage;
} ERRORMAP;
ERRORMAP g_aSetup[] = {
{ ERROR_EXPECTED_SECTION_NAME, IDS_SETUP_ERROR_EXPECTED_SECTION_NAME, },
{ ERROR_BAD_SECTION_NAME_LINE, IDS_SETUP_ERROR_BAD_SECTION_NAME_LINE, },
{ ERROR_SECTION_NAME_TOO_LONG, IDS_SETUP_ERROR_SECTION_NAME_TOO_LONG, },
{ ERROR_GENERAL_SYNTAX, IDS_SETUP_ERROR_GENERAL_SYNTAX, },
{ ERROR_WRONG_INF_STYLE, IDS_SETUP_ERROR_WRONG_INF_STYLE, },
{ ERROR_SECTION_NOT_FOUND, IDS_SETUP_ERROR_SECTION_NOT_FOUND, },
{ ERROR_LINE_NOT_FOUND, IDS_SETUP_ERROR_LINE_NOT_FOUND, },
};
ERRORMAP s_aHttp[] =
{
{ HTTP_STATUS_CONTINUE, IDS_HTTP_STATUS_CONTINUE },
{ HTTP_STATUS_SWITCH_PROTOCOLS, IDS_HTTP_STATUS_SWITCH_PROTOCOLS },
{ HTTP_STATUS_OK, IDS_HTTP_STATUS_OK },
{ HTTP_STATUS_CREATED, IDS_HTTP_STATUS_CREATED },
{ HTTP_STATUS_ACCEPTED, IDS_HTTP_STATUS_ACCEPTED },
{ HTTP_STATUS_PARTIAL, IDS_HTTP_STATUS_PARTIAL },
{ HTTP_STATUS_NO_CONTENT, IDS_HTTP_STATUS_NO_CONTENT },
{ HTTP_STATUS_RESET_CONTENT, IDS_HTTP_STATUS_RESET_CONTENT },
{ HTTP_STATUS_PARTIAL_CONTENT, IDS_HTTP_STATUS_PARTIAL_CONTENT },
{ HTTP_STATUS_AMBIGUOUS, IDS_HTTP_STATUS_AMBIGUOUS },
{ HTTP_STATUS_MOVED, IDS_HTTP_STATUS_MOVED },
{ HTTP_STATUS_REDIRECT, IDS_HTTP_STATUS_REDIRECT },
{ HTTP_STATUS_REDIRECT_METHOD, IDS_HTTP_STATUS_REDIRECT_METHOD },
{ HTTP_STATUS_NOT_MODIFIED, IDS_HTTP_STATUS_NOT_MODIFIED },
{ HTTP_STATUS_USE_PROXY, IDS_HTTP_STATUS_USE_PROXY },
{ HTTP_STATUS_REDIRECT_KEEP_VERB, IDS_HTTP_STATUS_REDIRECT_KEEP_VERB },
{ HTTP_STATUS_BAD_REQUEST, IDS_HTTP_STATUS_BAD_REQUEST },
{ HTTP_STATUS_DENIED, IDS_HTTP_STATUS_DENIED },
{ HTTP_STATUS_PAYMENT_REQ, IDS_HTTP_STATUS_PAYMENT_REQ },
{ HTTP_STATUS_FORBIDDEN, IDS_HTTP_STATUS_FORBIDDEN },
{ HTTP_STATUS_NOT_FOUND, IDS_HTTP_STATUS_NOT_FOUND },
{ HTTP_STATUS_BAD_METHOD, IDS_HTTP_STATUS_BAD_METHOD },
{ HTTP_STATUS_NONE_ACCEPTABLE, IDS_HTTP_STATUS_NONE_ACCEPTABLE },
{ HTTP_STATUS_PROXY_AUTH_REQ, IDS_HTTP_STATUS_PROXY_AUTH_REQ },
{ HTTP_STATUS_REQUEST_TIMEOUT, IDS_HTTP_STATUS_REQUEST_TIMEOUT },
{ HTTP_STATUS_CONFLICT, IDS_HTTP_STATUS_CONFLICT },
{ HTTP_STATUS_GONE, IDS_HTTP_STATUS_GONE },
{ HTTP_STATUS_LENGTH_REQUIRED, IDS_HTTP_STATUS_LENGTH_REQUIRED },
{ HTTP_STATUS_PRECOND_FAILED, IDS_HTTP_STATUS_PRECOND_FAILED },
{ HTTP_STATUS_REQUEST_TOO_LARGE, IDS_HTTP_STATUS_REQUEST_TOO_LARGE },
{ HTTP_STATUS_URI_TOO_LONG, IDS_HTTP_STATUS_URI_TOO_LONG },
{ HTTP_STATUS_UNSUPPORTED_MEDIA, IDS_HTTP_STATUS_UNSUPPORTED_MEDIA },
{ HTTP_STATUS_RETRY_WITH, IDS_HTTP_STATUS_RETRY_WITH },
{ HTTP_STATUS_SERVER_ERROR, IDS_HTTP_STATUS_SERVER_ERROR },
{ HTTP_STATUS_NOT_SUPPORTED, IDS_HTTP_STATUS_NOT_SUPPORTED },
{ HTTP_STATUS_BAD_GATEWAY, IDS_HTTP_STATUS_BAD_GATEWAY },
{ HTTP_STATUS_SERVICE_UNAVAIL, IDS_HTTP_STATUS_SERVICE_UNAVAIL },
{ HTTP_STATUS_GATEWAY_TIMEOUT, IDS_HTTP_STATUS_GATEWAY_TIMEOUT },
{ HTTP_STATUS_VERSION_NOT_SUP, IDS_HTTP_STATUS_VERSION_NOT_SUP },
};
DWORD
errLoadStaticMessage(
IN HRESULT hr,
IN ERRORMAP const *pmap,
IN DWORD cmap,
OUT WCHAR const **ppwszOut)
{
DWORD cwc = 0;
ERRORMAP const *pmapEnd;
for (pmapEnd = &pmap[cmap]; pmap < pmapEnd; pmap++)
{
if (hr == pmap->hr)
{
*ppwszOut = myLoadResourceString(pmap->idMessage);
if (NULL != *ppwszOut)
{
cwc = wcslen(*ppwszOut);
}
break;
}
}
//error:
return(cwc);
}
DWORD
errFormatMessage(
IN HMODULE hMod,
IN HRESULT hr,
OUT WCHAR const **ppwszOut,
OPTIONAL IN WCHAR const * const *ppwszArgs)
{
DWORD dwFlags;
dwFlags = FORMAT_MESSAGE_ALLOCATE_BUFFER;
if (NULL == hMod)
{
dwFlags |= FORMAT_MESSAGE_FROM_SYSTEM;
}
else
{
dwFlags |= FORMAT_MESSAGE_FROM_HMODULE;
}
if (NULL == ppwszArgs || NULL == ppwszArgs[0])
{
dwFlags |= FORMAT_MESSAGE_IGNORE_INSERTS;
}
else
{
dwFlags |= FORMAT_MESSAGE_ARGUMENT_ARRAY;
}
return(FormatMessage(
dwFlags,
hMod,
hr,
MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT),
(WCHAR *) ppwszOut,
1,
(va_list *) ppwszArgs));
}
// Alloc and return error message string
WCHAR const *
myGetErrorMessageText(
IN HRESULT hr,
IN BOOL fHResultString)
{
return(myGetErrorMessageTextEx(hr, fHResultString, NULL));
}
WCHAR const *
myGetErrorMessageText1(
IN HRESULT hr,
IN BOOL fHResultString,
IN OPTIONAL WCHAR const *pwszInsertionText)
{
WCHAR const *apwszInsertionText[2];
WCHAR const * const *papwsz = NULL;
if (NULL != pwszInsertionText)
{
apwszInsertionText[0] = pwszInsertionText;
apwszInsertionText[1] = NULL;
papwsz = apwszInsertionText;
}
return(myGetErrorMessageTextEx(hr, fHResultString, papwsz));
}
WCHAR const *
myGetErrorMessageTextEx(
IN HRESULT hr,
IN BOOL fHResultString,
IN OPTIONAL WCHAR const * const *papwszInsertionText)
{
static WCHAR s_wszUnknownDefault[] = L"Error";
WCHAR const *pwszRet = NULL;
WCHAR const *pwszRetStatic = NULL;
WCHAR *pwszMsgT;
WCHAR awchr[cwcHRESULTSTRING];
DWORD cwc;
DWORD cwcCopy;
DWORD cwcUnexpected;
WCHAR const *pwszUnexpected = NULL;
WCHAR wszEmpty[] = L"";
HMODULE hMod1 = NULL;
HMODULE hMod2 = NULL;
if (E_UNEXPECTED == hr)
{
pwszUnexpected = myLoadResourceString(IDS_E_UNEXPECTED); // L"Unexpected method call sequence."
}
#if (0 == i386)
else if (STATUS_DATATYPE_MISALIGNMENT == hr)
{
pwszUnexpected = myLoadResourceString(IDS_E_DATA_MISALIGNMENT); // L"Possible data alignment fault."
}
#endif
if (NULL == pwszUnexpected)
{
HRESULT hrHttp = hr;
if (ISWIN32HRESULT(hrHttp))
{
hrHttp = WIN32ERROR_FROM_HRESULT(hrHttp);
}
if (ISHTTPERROR(hrHttp))
{
cwc = errLoadStaticMessage(
hrHttp,
s_aHttp,
ARRAYSIZE(s_aHttp),
&pwszUnexpected);
}
}
if (NULL == pwszUnexpected)
{
pwszUnexpected = wszEmpty;
}
cwcUnexpected = wcslen(pwszUnexpected);
cwc = errFormatMessage(NULL, hr, &pwszRet, papwszInsertionText);
if (0 == cwc && ISDELAYLOADHRESULTFACILITY(hr))
{
cwc = errFormatMessage(
NULL,
WIN32ERROR_FROM_DELAYLOAD(hr),
&pwszRet,
papwszInsertionText);
}
if (0 == cwc && ISSETUPHRESULT(hr))
{
cwc = errLoadStaticMessage(
hr,
g_aSetup,
ARRAYSIZE(g_aSetup),
&pwszRetStatic);
pwszRet = pwszRetStatic;
}
if (0 == cwc)
{
hMod1 = LoadLibrary(L"ntdsbmsg.dll");
if (NULL != hMod1)
{
HRESULT hrEDB = hr;
HRESULT hrFormat;
BOOL fFirst = TRUE;
while (TRUE)
{
cwc = errFormatMessage(hMod1, hrEDB, &pwszRet, papwszInsertionText);
if (0 == cwc && FAILED(hrEDB) && fFirst)
{
hrFormat = myHLastError();
if (HRESULT_FROM_WIN32(ERROR_MR_MID_NOT_FOUND) == hrFormat)
{
hrEDB = myJetHResult(hrEDB);
if (hrEDB != hr)
{
fFirst = FALSE;
continue;
}
}
}
break;
}
}
}
if (0 == cwc)
{
HMODULE hModT = GetModuleHandle(L"wininet.dll");
if (NULL != hModT)
{
HRESULT hrHttp = hr;
HRESULT hrFormat;
BOOL fFirst = TRUE;
while (TRUE)
{
cwc = errFormatMessage(hModT, hrHttp, &pwszRet, papwszInsertionText);
if (0 == cwc && ISWIN32HRESULT(hrHttp) && fFirst)
{
hrFormat = myHLastError();
if (HRESULT_FROM_WIN32(ERROR_MR_MID_NOT_FOUND) == hrFormat)
{
hrHttp = WIN32ERROR_FROM_HRESULT(hrHttp);
if (hrHttp != hr)
{
fFirst = FALSE;
continue;
}
}
}
break;
}
}
}
if (0 == cwc)
{
hMod2 = LoadLibrary(L"cdosys.dll");
if (NULL != hMod2)
{
cwc = errFormatMessage(hMod2, hr, &pwszRet, papwszInsertionText);
}
}
if (0 == cwc) // couldn't find error, use default & error code
{
fHResultString = TRUE;
}
awchr[0] = L'\0';
if (fHResultString)
{
myHResultToString(awchr, hr);
}
if (0 == cwc)
{
pwszRetStatic = myLoadResourceString(IDS_UNKNOWN_ERROR_CODE); // L"Error"
if (NULL == pwszRetStatic)
{
pwszRetStatic = s_wszUnknownDefault;
}
pwszRet = pwszRetStatic;
}
// strip trailing \r\n
cwcCopy = wcslen(pwszRet);
if (2 <= cwcCopy &&
L'\r' == pwszRet[cwcCopy - 2] &&
L'\n' == pwszRet[cwcCopy - 1])
{
cwcCopy -= 2;
}
cwc = cwcCopy + 1 + cwcUnexpected + 1 + wcslen(awchr) + 1;
pwszMsgT = (WCHAR *) LocalAlloc(LMEM_FIXED, cwc * sizeof(WCHAR));
if (NULL == pwszMsgT)
{
_JumpError(E_OUTOFMEMORY, error, "LocalAlloc");
}
CopyMemory(pwszMsgT, pwszRet, cwcCopy * sizeof(WCHAR));
pwszMsgT[cwcCopy] = L'\0';
if (0 != cwcUnexpected)
{
wcscat(pwszMsgT, L" ");
wcscat(pwszMsgT, pwszUnexpected);
}
if (fHResultString)
{
wcscat(pwszMsgT, L" ");
wcscat(pwszMsgT, awchr);
}
CSASSERT(wcslen(pwszMsgT) < cwc);
if (NULL != pwszRet && pwszRetStatic != pwszRet)
{
LocalFree(const_cast<WCHAR *>(pwszRet));
}
pwszRet = pwszMsgT;
error:
if (NULL != hMod1)
{
FreeLibrary(hMod1);
}
if (NULL != hMod2)
{
FreeLibrary(hMod2);
}
return(pwszRet);
}