Problem - Kevin Tafuro

LocalFree(wstr);
return 0;
}
return wstr;
}
static LPWSTR make_wide(LPCTSTR str) {
#ifndef UNICODE
int len;
LPWSTR wstr;
if (!(len = MultiByteToWideChar(CP_UTF8, 0, str, -1, 0, 0)))
return 0;
if (!(wstr = (LPWSTR)LocalAlloc(LMEM_FIXED, len * sizeof(WCHAR))))
return 0;
if (!MultiByteToWideChar(CP_UTF8, 0, str, -1, wstr, len)) {
LocalFree(wstr);
return 0;
}
return wstr;
#else
return fold_wide(str);
#endif
}
BOOL SpcVerifyCertHostName(PCCERT_CONTEXT pCertContext, LPCTSTR hostname) {
BOOL bResult = FALSE;
DWORD cbStructInfo, dwCommonNameLength, i;
LPSTR szOID;
LPVOID pvStructInfo;
LPWSTR lpszCommonName, lpszDNSName, lpszHostName, lpszTemp;
CERT_EXTENSION *pExtension;
CERT_ALT_NAME_INFO *pNameInfo;
if (!(lpszHostName = make_wide(hostname))) return FALSE;
/* Try SUBJECT_ALT_NAME2 first - it supercedes SUBJECT_ALT_NAME */
szOID = szOID_SUBJECT_ALT_NAME2;
pExtension = CertFindExtension(szOID, pCertContext->pCertInfo->cExtension,
pCertContext->pCertInfo->rgExtension);
if (!pExtension) {
szOID = szOID_SUBJECT_ALT_NAME;
pExtension = CertFindExtension(szOID, pCertContext->pCertInfo->cExtension,
pCertContext->pCertInfo->rgExtension);
}
if (pExtension && CryptDecodeObject(X509_ASN_ENCODING, szOID,
pExtension->Value.pbData, pExtension->Value.cbData, 0, 0, &cbStructInfo)) {
if ((pvStructInfo = LocalAlloc(LMEM_FIXED, cbStructInfo)) != 0) {
CryptDecodeObject(X509_ASN_ENCODING, szOID, pExtension->Value.pbData,
pExtension->Value.cbData, 0, pvStructInfo, &cbStructInfo);
pNameInfo = (CERT_ALT_NAME_INFO *)pvStructInfo;
542 | Chapter 10: Public Key Infrastructure
This is the Title of the Book, eMatter Edition
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