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windows-nt/Source/XPSP1/NT/inetsrv/iis/admin/certobj/iiscertobj.cpp

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2020-09-26 03:20:57 -05:00
// IISCertObj.cpp : Implementation of CIISCertObj
#include "stdafx.h"
#include "common.h"
#include "CertObj.h"
#include "IISCertObj.h"
#include "base64.h"
#include "password.h"
#include "certutil.h"
#include "certobjlog.h"
#include "certlog.h"
#define TEMP_PASSWORD_LENGTH 50
/////////////////////////////////////////////////////////////////////////////
// CIISCertObj
STDMETHODIMP CIISCertObj::put_ServerName(BSTR newVal)
{
// buffer overflow paranoia, make sure it's less than 255 characters long
if (wcslen(newVal) > _MAX_PATH){return RPC_S_STRING_TOO_LONG;}
m_ServerName = newVal;
return S_OK;
}
STDMETHODIMP CIISCertObj::put_UserName(BSTR newVal)
{
// buffer overflow paranoia, make sure it's less than 255 characters long
if (wcslen(newVal) > _MAX_PATH){return RPC_S_STRING_TOO_LONG;}
m_UserName = newVal;
return S_OK;
}
STDMETHODIMP CIISCertObj::put_UserPassword(BSTR newVal)
{
// buffer overflow paranoia, make sure it's less than 255 characters long
if (wcslen(newVal) > _MAX_PATH){return RPC_S_STRING_TOO_LONG;}
m_UserPassword = newVal;
return S_OK;
}
STDMETHODIMP CIISCertObj::put_InstanceName(BSTR newVal)
{
// buffer overflow paranoia, make sure it's less than 255 characters long
if (wcslen(newVal) > _MAX_PATH){return RPC_S_STRING_TOO_LONG;}
m_InstanceName = newVal;
return S_OK;
}
IIISCertObj * CIISCertObj::GetObject(HRESULT * phr)
{
IIISCertObj * pObj = NULL;
pObj = GetObject(phr,m_ServerName,m_UserName,m_UserPassword);
return pObj;
}
IIISCertObj * CIISCertObj::GetObject(HRESULT * phr,CString csServerName,CString csUserName,CString csUserPassword)
{
if (csServerName.IsEmpty())
{
// object is null, but it's the local machine, so just return back this pointer
m_pObj = this;
goto GetObject_Exit;
}
// There is a servername specified...
// check if it's the local machine that was specified!
if (IsServerLocal(csServerName))
{
m_pObj = this;
goto GetObject_Exit;
}
else
{
// there is a remote servername specified
// let's see if the machine has the com object that we want....
// we are using the user/name password that are in this object
// so were probably on the local machine
CComAuthInfo auth(csServerName,csUserName,csUserPassword);
// RPC_C_AUTHN_LEVEL_DEFAULT 0
// RPC_C_AUTHN_LEVEL_NONE 1
// RPC_C_AUTHN_LEVEL_CONNECT 2
// RPC_C_AUTHN_LEVEL_CALL 3
// RPC_C_AUTHN_LEVEL_PKT 4
// RPC_C_AUTHN_LEVEL_PKT_INTEGRITY 5
// RPC_C_AUTHN_LEVEL_PKT_PRIVACY 6
COSERVERINFO * pcsiName = auth.CreateServerInfoStruct(RPC_C_AUTHN_LEVEL_PKT_PRIVACY);
MULTI_QI res[1] =
{
{&__uuidof(IIISCertObj), NULL, 0}
};
// Try to instantiante the object on the remote server...
// with the supplied authentication info (pcsiName)
//#define CLSCTX_SERVER (CLSCTX_INPROC_SERVER | CLSCTX_LOCAL_SERVER | CLSCTX_REMOTE_SERVER)
//#define CLSCTX_ALL (CLSCTX_INPROC_HANDLER | CLSCTX_SERVER)
//if (NULL == pcsiName){IISDebugOutput(_T("CIISCertObj::GetObject:pcsiName=NULL failed!!!\n"));}
// this one seems to work with surrogates..
*phr = CoCreateInstanceEx(CLSID_IISCertObj,NULL,CLSCTX_LOCAL_SERVER,pcsiName,1,res);
if (FAILED(*phr))
{
//IISDebugOutput(_T("CoCreateInstanceEx on CLSID_IISCertObj failed! code=0x%x\n"),*phr);
IISDebugOutput(_T("CIISCertObj::GetObject:CoCreateInstanceEx failed:0x%x, csServerName=%s,csUserName=%s,csUserPassword=%s\n"),*phr,(LPCTSTR) csServerName,(LPCTSTR) csUserName,(LPCTSTR) csUserPassword);
goto GetObject_Exit;
}
// at this point we were able to instantiate the com object on the server (local or remote)
m_pObj = (IIISCertObj *)res[0].pItf;
if (auth.UsesImpersonation())
{
*phr = auth.ApplyProxyBlanket(m_pObj);
}
auth.FreeServerInfoStruct(pcsiName);
}
GetObject_Exit:
//ASSERT(m_pObj != NULL);
return m_pObj;
}
STDMETHODIMP CIISCertObj::IsInstalled(VARIANT_BOOL * retval)
{
HRESULT hr = S_OK;
BSTR bstrInstanceName = SysAllocString(m_InstanceName);
// Check mandatory properties
if (bstrInstanceName == NULL || *bstrInstanceName == 0 || retval == NULL)
{
return ERROR_INVALID_PARAMETER;
}
// ------------------------
// buffer overflow paranoia
// check all parameters...
// ------------------------
if (wcslen(bstrInstanceName) > _MAX_PATH){return RPC_S_STRING_TOO_LONG;}
CString csServerName = m_ServerName;
if (csServerName.IsEmpty())
{
hr = IsInstalledRemote(retval);
goto IsInstalled_Exit;
}
// There is a servername specified...
// check if it's the local machine that was specified!
if (IsServerLocal(csServerName))
{
hr = IsInstalledRemote(retval);
goto IsInstalled_Exit;
}
// this must be a remote machine
{
//ASSERT(GetObject(&hr) != NULL);
IIISCertObj * pObj;
if (NULL != (pObj = GetObject(&hr)))
{
hr = pObj->put_InstanceName(bstrInstanceName);
if (SUCCEEDED(hr))
{
hr = pObj->IsInstalledRemote(retval);
}
}
}
IsInstalled_Exit:
return hr;
}
STDMETHODIMP CIISCertObj::IsInstalledRemote(VARIANT_BOOL * retval)
{
HRESULT hr = S_OK;
CERT_CONTEXT * pCertContext = NULL;
BSTR bstrInstanceName = SysAllocString(m_InstanceName);
// Check mandatory properties
if (bstrInstanceName == NULL || *bstrInstanceName == 0 || retval == NULL)
{
return ERROR_INVALID_PARAMETER;
}
// ------------------------
// buffer overflow paranoia
// check all parameters...
// ------------------------
if (wcslen(bstrInstanceName) > _MAX_PATH){return RPC_S_STRING_TOO_LONG;}
pCertContext = GetInstalledCert(&hr,bstrInstanceName);
if (FAILED(hr) || NULL == pCertContext)
{
hr = S_OK;
*retval = FALSE;
}
else
{
hr = S_OK;
*retval = TRUE;
CertFreeCertificateContext(pCertContext);
}
return hr;
}
STDMETHODIMP CIISCertObj::IsExportable(VARIANT_BOOL * retval)
{
HRESULT hr = S_OK;
BSTR bstrInstanceName = SysAllocString(m_InstanceName);
// Check mandatory properties
if (bstrInstanceName == NULL || *bstrInstanceName == 0 || retval == NULL)
{
return ERROR_INVALID_PARAMETER;
}
// ------------------------
// buffer overflow paranoia
// check all parameters...
// ------------------------
if (wcslen(bstrInstanceName) > _MAX_PATH){return RPC_S_STRING_TOO_LONG;}
CString csServerName = m_ServerName;
if (csServerName.IsEmpty())
{
hr = IsExportableRemote(retval);
goto IsExportable_Exit;
}
// There is a servername specified...
// check if it's the local machine that was specified!
if (IsServerLocal(csServerName))
{
hr = IsExportableRemote(retval);
goto IsExportable_Exit;
}
// this must be a remote machine
{
//ASSERT(GetObject(&hr) != NULL);
IIISCertObj * pObj;
if (NULL != (pObj = GetObject(&hr)))
{
hr = pObj->put_InstanceName(bstrInstanceName);
if (SUCCEEDED(hr))
{
hr = pObj->IsExportableRemote(retval);
}
}
}
IsExportable_Exit:
return hr;
}
STDMETHODIMP CIISCertObj::IsExportableRemote(VARIANT_BOOL * retval)
{
HRESULT hr = S_OK;
CERT_CONTEXT * pCertContext = NULL;
BSTR bstrInstanceName = SysAllocString(m_InstanceName);
// Check mandatory properties
if (bstrInstanceName == NULL || *bstrInstanceName == 0 || retval == NULL)
{
return ERROR_INVALID_PARAMETER;
}
// ------------------------
// buffer overflow paranoia
// check all parameters...
// ------------------------
if (wcslen(bstrInstanceName) > _MAX_PATH){return RPC_S_STRING_TOO_LONG;}
pCertContext = GetInstalledCert(&hr,bstrInstanceName);
if (FAILED(hr) || NULL == pCertContext)
{
hr = S_OK;
*retval = FALSE;
}
else
{
// check if it's exportable!
hr = S_OK;
if (TRUE == IsCertExportable(pCertContext))
{
*retval = TRUE;
}
else
{
*retval = FALSE;
}
if (pCertContext) {CertFreeCertificateContext(pCertContext);}
}
return hr;
}
STDMETHODIMP CIISCertObj::GetCertInfo(VARIANT * pVtArray)
{
HRESULT hr = ERROR_CALL_NOT_IMPLEMENTED;
CERT_CONTEXT * pCertContext = NULL;
BSTR bstrInstanceName = SysAllocString(m_InstanceName);
// Check mandatory properties
if (bstrInstanceName == NULL || *bstrInstanceName == 0)
{
return ERROR_INVALID_PARAMETER;
}
// ------------------------
// buffer overflow paranoia
// check all parameters...
// ------------------------
if (wcslen(bstrInstanceName) > _MAX_PATH){return RPC_S_STRING_TOO_LONG;}
CString csServerName = m_ServerName;
if (csServerName.IsEmpty())
{
hr = GetCertInfoRemote(pVtArray);
goto GetCertInfo_Exit;
}
// There is a servername specified...
// check if it's the local machine that was specified!
if (IsServerLocal(csServerName))
{
hr = GetCertInfoRemote(pVtArray);
goto GetCertInfo_Exit;
}
// this must be a remote machine
{
//ASSERT(GetObject(&hr) != NULL);
IIISCertObj * pObj;
if (NULL != (pObj = GetObject(&hr)))
{
hr = pObj->put_InstanceName(bstrInstanceName);
if (SUCCEEDED(hr))
{
hr = pObj->GetCertInfoRemote(pVtArray);
}
}
}
GetCertInfo_Exit:
return hr;
}
STDMETHODIMP CIISCertObj::GetCertInfoRemote(VARIANT * pVtArray)
{
HRESULT hr = ERROR_CALL_NOT_IMPLEMENTED;
CERT_CONTEXT * pCertContext = NULL;
BSTR bstrInstanceName = SysAllocString(m_InstanceName);
// Check mandatory properties
if (bstrInstanceName == NULL || *bstrInstanceName == 0)
{
return ERROR_INVALID_PARAMETER;
}
// ------------------------
// buffer overflow paranoia
// check all parameters...
// ------------------------
if (wcslen(bstrInstanceName) > _MAX_PATH){return RPC_S_STRING_TOO_LONG;}
pCertContext = GetInstalledCert(&hr,bstrInstanceName);
if (FAILED(hr) || NULL == pCertContext)
{
hr = S_FALSE;
}
else
{
DWORD cb = 0;
LPWSTR pwszText = NULL;
if (TRUE == GetCertDescription(pCertContext,&pwszText,&cb,TRUE))
{
hr = S_OK;
hr = HereIsBinaryGimmieVtArray(cb * sizeof(WCHAR),(char *) pwszText,pVtArray,FALSE);
}
else
{
hr = S_FALSE;
}
}
if (pCertContext) {CertFreeCertificateContext(pCertContext);}
return hr;
}
STDMETHODIMP CIISCertObj::RemoveCert(BOOL bPrivateKey)
{
HRESULT hr = E_FAIL;
PCCERT_CONTEXT pCertContext = NULL;
DWORD cbKpi = 0;
PCRYPT_KEY_PROV_INFO pKpi = NULL ;
HCRYPTPROV hCryptProv = NULL;
BOOL bPleaseLogFailure = FALSE;
BSTR bstrInstanceName = SysAllocString(m_InstanceName);
// Check mandatory properties
if (bstrInstanceName == NULL || *bstrInstanceName == 0)
{
return ERROR_INVALID_PARAMETER;
}
// ------------------------
// buffer overflow paranoia
// check all parameters...
// ------------------------
if (wcslen(bstrInstanceName) > _MAX_PATH){return RPC_S_STRING_TOO_LONG;}
do
{
// get the certificate from the server
pCertContext = GetInstalledCert(&hr,bstrInstanceName);
if (NULL == pCertContext)
{
break;
}
bPleaseLogFailure = TRUE;
if (!CertGetCertificateContextProperty(pCertContext, CERT_KEY_PROV_INFO_PROP_ID, NULL, &cbKpi))
{
hr = HRESULT_FROM_WIN32(GetLastError());
break;
}
pKpi = ( PCRYPT_KEY_PROV_INFO ) malloc( cbKpi );
if ( NULL != pKpi )
{
if (!CertGetCertificateContextProperty(pCertContext, CERT_KEY_PROV_INFO_PROP_ID, (void *)pKpi, &cbKpi))
{
hr = HRESULT_FROM_WIN32(GetLastError());
break;
}
// Delete the key container
if (!CryptAcquireContext(&hCryptProv,pKpi->pwszContainerName,pKpi->pwszProvName,pKpi->dwProvType,pKpi->dwFlags | CRYPT_DELETEKEYSET | CRYPT_MACHINE_KEYSET))
{
hr = HRESULT_FROM_WIN32(GetLastError());
break;
}
if (NULL != pKpi){free(pKpi);}
if (!CertSetCertificateContextProperty(pCertContext, CERT_KEY_PROV_INFO_PROP_ID, 0, NULL))
{
hr = HRESULT_FROM_WIN32(GetLastError());
break;
}
}
// uninstall the certificate from the site, reset SSL flag
// if we are exporting the private key, remove the cert from the storage
// and delete private key
UninstallCert(bstrInstanceName);
// remove ssl key from metabase
CString str = bstrInstanceName;
ShutdownSSL(str);
// delete the private key
if (bPrivateKey)
{
PCCERT_CONTEXT pcDup = NULL ;
pcDup = CertDuplicateCertificateContext(pCertContext);
if (pcDup)
{
if (!CertDeleteCertificateFromStore(pcDup))
{
hr = HRESULT_FROM_WIN32(GetLastError());
break;
}
}
else
{
hr = HRESULT_FROM_WIN32(GetLastError());
}
}
hr = ERROR_SUCCESS;
ReportIt(CERTOBJ_CERT_REMOVE_SUCCEED, bstrInstanceName);
bPleaseLogFailure = FALSE;
} while (FALSE);
if (bPleaseLogFailure)
{
ReportIt(CERTOBJ_CERT_REMOVE_FAILED, bstrInstanceName);
}
if (pCertContext) {CertFreeCertificateContext(pCertContext);}
return hr;
}
STDMETHODIMP CIISCertObj::Import(BSTR FileName, BSTR Password, BOOL bAllowExport)
{
HRESULT hr = S_OK;
BYTE * pbData = NULL;
DWORD actual = 0, cbData = 0;
BOOL bPleaseLogFailure = FALSE;
BSTR bstrInstanceName = SysAllocString(m_InstanceName);
// Check mandatory properties
if ( FileName == NULL || *FileName == 0
|| Password == NULL || *Password == 0
|| bstrInstanceName == NULL || *bstrInstanceName == 0)
{
return ERROR_INVALID_PARAMETER;
}
// ------------------------
// buffer overflow paranoia
// check all parameters...
// ------------------------
if (wcslen(FileName) > _MAX_PATH){return RPC_S_STRING_TOO_LONG;}
if (wcslen(Password) > _MAX_PATH){return RPC_S_STRING_TOO_LONG;}
HANDLE hFile = CreateFile(FileName, GENERIC_READ, FILE_SHARE_READ, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
if (hFile == INVALID_HANDLE_VALUE)
{
hr = HRESULT_FROM_WIN32(GetLastError());
hFile = NULL;
goto Import_Exit;
}
if (-1 == (cbData = ::GetFileSize(hFile, NULL)))
{
hr = HRESULT_FROM_WIN32(GetLastError());
goto Import_Exit;
}
if (NULL == (pbData = (BYTE *)::CoTaskMemAlloc(cbData)))
{
hr = E_OUTOFMEMORY;
goto Import_Exit;
}
if (ReadFile(hFile, pbData, cbData, &actual, NULL))
{
IIISCertObj * pObj = GetObject(&hr);
if (SUCCEEDED(hr))
{
bPleaseLogFailure = TRUE;
hr = ImportFromBlobProxy(pObj, bstrInstanceName, Password, TRUE, bAllowExport, actual, pbData, 0, NULL);
if (SUCCEEDED(hr))
{
ReportIt(CERTOBJ_CERT_IMPORT_SUCCEED, bstrInstanceName);
bPleaseLogFailure = FALSE;
}
}
}
else
{
hr = HRESULT_FROM_WIN32(GetLastError());
goto Import_Exit;
}
if (bPleaseLogFailure)
{
ReportIt(CERTOBJ_CERT_EXPORT_FAILED, bstrInstanceName);
}
Import_Exit:
if (pbData != NULL)
{
ZeroMemory(pbData, cbData);
::CoTaskMemFree(pbData);
}
if (hFile != NULL){CloseHandle(hFile);}
return hr;
}
STDMETHODIMP CIISCertObj::ImportToCertStore(BSTR FileName, BSTR Password, BOOL bAllowExport, VARIANT * pVtArray)
{
HRESULT hr = S_OK;
BYTE * pbData = NULL;
DWORD actual = 0, cbData = 0;
BOOL bPleaseLogFailure = FALSE;
BSTR bstrInstanceName = SysAllocString(_T("none"));
// Check mandatory properties
if ( FileName == NULL || *FileName == 0
|| Password == NULL || *Password == 0)
{
return ERROR_INVALID_PARAMETER;
}
// ------------------------
// buffer overflow paranoia
// check all parameters...
// ------------------------
if (wcslen(FileName) > _MAX_PATH){return RPC_S_STRING_TOO_LONG;}
if (wcslen(Password) > _MAX_PATH){return RPC_S_STRING_TOO_LONG;}
HANDLE hFile = CreateFile(FileName, GENERIC_READ, FILE_SHARE_READ, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
if (hFile == INVALID_HANDLE_VALUE)
{
hr = HRESULT_FROM_WIN32(GetLastError());
hFile = NULL;
goto Import_Exit;
}
if (-1 == (cbData = ::GetFileSize(hFile, NULL)))
{
hr = HRESULT_FROM_WIN32(GetLastError());
goto Import_Exit;
}
if (NULL == (pbData = (BYTE *)::CoTaskMemAlloc(cbData)))
{
hr = E_OUTOFMEMORY;
goto Import_Exit;
}
if (ReadFile(hFile, pbData, cbData, &actual, NULL))
{
IIISCertObj * pObj = GetObject(&hr);
if (SUCCEEDED(hr))
{
DWORD cbHashBufferSize = 0;
char * pszHashBuffer = NULL;
bPleaseLogFailure = TRUE;
hr = ImportFromBlobProxy(pObj, bstrInstanceName, Password, FALSE, bAllowExport, actual, pbData, &cbHashBufferSize, &pszHashBuffer);
if (SUCCEEDED(hr))
{
//ReportIt(CERTOBJ_CERT_IMPORT_CERT_STORE_SUCCEED, bstrInstanceName);
bPleaseLogFailure = FALSE;
//IISDebugOutput(_T("ImportFromBlobProxy: returned %d,%p\n"),cbHashBufferSize,pszHashBuffer);
hr = HereIsBinaryGimmieVtArray(cbHashBufferSize,pszHashBuffer,pVtArray,FALSE);
}
// free the memory that was alloced for us
if (0 != cbHashBufferSize)
{
if (pszHashBuffer)
{
::CoTaskMemFree(pszHashBuffer);
}
}
}
}
else
{
hr = HRESULT_FROM_WIN32(GetLastError());
goto Import_Exit;
}
Import_Exit:
if (bPleaseLogFailure)
{
//ReportIt(CERTOBJ_CERT_IMPORT_CERT_STORE_FAILED, bstrInstanceName);
}
if (pbData != NULL)
{
ZeroMemory(pbData, cbData);
::CoTaskMemFree(pbData);
}
if (hFile != NULL){CloseHandle(hFile);}
return hr;
}
HRESULT ImportFromBlobWork(BSTR InstanceName,BSTR Password,BOOL bInstallToMetabase,BOOL bAllowExport, DWORD count,char *pData,DWORD *cbHashBufferSize,char **pbHashBuffer)
{
HRESULT hr = S_OK;
CRYPT_DATA_BLOB blob;
ZeroMemory(&blob, sizeof(CRYPT_DATA_BLOB));
LPTSTR pPass = Password;
BOOL blob_freeme = FALSE;
int err;
// Check mandatory properties
if ( Password == NULL || *Password == 0
|| InstanceName == NULL || *InstanceName == 0)
{
return ERROR_INVALID_PARAMETER;
}
// ------------------------
// buffer overflow paranoia
// check all parameters...
// ------------------------
if (wcslen(InstanceName) > _MAX_PATH){return RPC_S_STRING_TOO_LONG;}
if (wcslen(Password) > _MAX_PATH){return RPC_S_STRING_TOO_LONG;}
// The data we got back was Base64 encoded to remove nulls.
// we need to decode it back to it's original format.
if( (err = Base64DecodeA(pData,count,NULL,&blob.cbData)) != ERROR_SUCCESS ||
(blob.pbData = (BYTE *) malloc(blob.cbData)) == NULL ||
(err = Base64DecodeA(pData,count,blob.pbData,&blob.cbData)) != ERROR_SUCCESS )
{
SetLastError(err);
hr = HRESULT_FROM_WIN32(err);
return hr;
}
blob_freeme = TRUE;
if (!PFXVerifyPassword(&blob, pPass, 0))
{
// Try empty password
if (pPass == NULL)
{
if (!PFXVerifyPassword(&blob, pPass = L'\0', 0))
{
hr = ERROR_INVALID_PARAMETER;
}
}
else
{
hr = ERROR_INVALID_PARAMETER;
}
}
if (SUCCEEDED(hr))
{
// CRYPT_EXPORTABLE - which would then specify that any imported keys should
// be marked as exportable (see documentation on CryptImportKey)
// CRYPT_USER_PROTECTED - (see documentation on CryptImportKey)
// PKCS12_NO_DATA_COMMIT - will unpack the pfx blob but does not persist its contents.
// In this case, returns BOOL indicating successful unpack.
// CRYPT_MACHINE_KEYSET - used to force the private key to be stored in the
// the local machine and not the current user.
// CRYPT_USER_KEYSET - used to force the private key to be stored in the
// the current user and not the local machine, even if
// the pfx blob specifies that it should go into local machine.
HCERTSTORE hStore = PFXImportCertStore(&blob, pPass, (bAllowExport ? CRYPT_MACHINE_KEYSET|CRYPT_EXPORTABLE : CRYPT_MACHINE_KEYSET));
if (hStore != NULL)
{
//add the certificate with private key to my store; and the rest
//to the ca store
PCCERT_CONTEXT pCertContext = NULL;
PCCERT_CONTEXT pCertPre = NULL;
while ( SUCCEEDED(hr)
&& NULL != (pCertContext = CertEnumCertificatesInStore(hStore, pCertPre))
)
{
//check if the certificate has the property on it
//make sure the private key matches the certificate
//search for both machine key and user keys
DWORD dwData = 0;
if (CertGetCertificateContextProperty(pCertContext,CERT_KEY_PROV_INFO_PROP_ID, NULL, &dwData) && CryptFindCertificateKeyProvInfo(pCertContext, 0, NULL))
{
// This certificate should go to the My store
HCERTSTORE hDestStore = CertOpenStore(CERT_STORE_PROV_SYSTEM,PKCS_7_ASN_ENCODING | X509_ASN_ENCODING,NULL,CERT_SYSTEM_STORE_LOCAL_MACHINE,L"MY");
if (hDestStore != NULL)
{
// Put it to store
if (CertAddCertificateContextToStore(hDestStore,pCertContext,CERT_STORE_ADD_REPLACE_EXISTING,NULL))
{
// Succeeded to put it to the storage
hr = S_OK;
// Install to metabase
CRYPT_HASH_BLOB hash;
if ( CertGetCertificateContextProperty(pCertContext,CERT_SHA1_HASH_PROP_ID, NULL, &hash.cbData)
&& NULL != (hash.pbData = (BYTE *)_alloca(hash.cbData))
&& CertGetCertificateContextProperty(pCertContext, CERT_SHA1_HASH_PROP_ID, hash.pbData, &hash.cbData))
{
if (TRUE == bInstallToMetabase)
{
// returns error code in hr
InstallHashToMetabase(&hash, InstanceName, &hr);
}
// check if we need to return back the hash
if (NULL != pbHashBuffer)
{
*pbHashBuffer = (char *) ::CoTaskMemAlloc(hash.cbData);
if (NULL == *pbHashBuffer)
{
hr = E_OUTOFMEMORY;
*pbHashBuffer = NULL;
*cbHashBufferSize = 0;
}
else
{
*cbHashBufferSize = hash.cbData;
memcpy(*pbHashBuffer,hash.pbData,hash.cbData);
}
}
}
else
{
hr = HRESULT_FROM_WIN32(GetLastError());
}
}
else
{
hr = HRESULT_FROM_WIN32(GetLastError());
}
CertCloseStore(hDestStore, 0);
}
else
{
hr = HRESULT_FROM_WIN32(GetLastError());
}
} // my store certificate
//see if the certificate is self-signed.
//if it is selfsigned, goes to the root store
else if (TrustIsCertificateSelfSigned(pCertContext,pCertContext->dwCertEncodingType, 0))
{
//Put it to the root store
HCERTSTORE hDestStore=CertOpenStore(CERT_STORE_PROV_SYSTEM,PKCS_7_ASN_ENCODING | X509_ASN_ENCODING,NULL,CERT_SYSTEM_STORE_LOCAL_MACHINE,L"ROOT");
if (hDestStore != NULL)
{
// Put it to store
if (!CertAddCertificateContextToStore(hDestStore,pCertContext,CERT_STORE_ADD_REPLACE_EXISTING,NULL))
{
hr = HRESULT_FROM_WIN32(GetLastError());
}
CertCloseStore(hDestStore, 0);
}
else
{
hr = HRESULT_FROM_WIN32(GetLastError());
}
}
else
{
//Put it to the CA store
HCERTSTORE hDestStore=CertOpenStore(CERT_STORE_PROV_SYSTEM,PKCS_7_ASN_ENCODING | X509_ASN_ENCODING,NULL,CERT_SYSTEM_STORE_LOCAL_MACHINE,L"CA");
if (hDestStore != NULL)
{
// Put it to store
if (!CertAddCertificateContextToStore(hDestStore,pCertContext,CERT_STORE_ADD_REPLACE_EXISTING,NULL))
{
hr = HRESULT_FROM_WIN32(GetLastError());
}
CertCloseStore(hDestStore, 0);
}
else
{
hr = HRESULT_FROM_WIN32(GetLastError());
}
}
pCertPre = pCertContext;
} //while
CertCloseStore(hStore, 0);
}
else
{
hr = HRESULT_FROM_WIN32(GetLastError());
}
}
//ImportFromBlobWork_Exit:
if (blob_freeme)
{
if (blob.pbData != NULL)
{
ZeroMemory(blob.pbData, blob.cbData);
free(blob.pbData);blob.pbData=NULL;
}
}
return hr;
}
HRESULT CIISCertObj::ImportFromBlob(BSTR InstanceName,BSTR Password,BOOL bInstallToMetabase,BOOL bAllowExport,DWORD count,char *pData)
{
HRESULT hr;
// Check mandatory properties
if ( Password == NULL || *Password == 0
|| InstanceName == NULL || *InstanceName == 0)
{
return ERROR_INVALID_PARAMETER;
}
// ------------------------
// buffer overflow paranoia
// check all parameters...
// ------------------------
if (wcslen(InstanceName) > _MAX_PATH){return RPC_S_STRING_TOO_LONG;}
if (wcslen(Password) > _MAX_PATH){return RPC_S_STRING_TOO_LONG;}
hr = ImportFromBlobWork(InstanceName,Password,bInstallToMetabase,bAllowExport,count,pData,0,NULL);
return hr;
}
HRESULT CIISCertObj::ImportFromBlobGetHash(BSTR InstanceName,BSTR Password,BOOL bInstallToMetabase,BOOL bAllowExport,DWORD count,char *pData,DWORD *cbHashBufferSize,char **pbHashBuffer)
{
HRESULT hr;
// Check mandatory properties
if ( Password == NULL || *Password == 0
|| InstanceName == NULL || *InstanceName == 0)
{
return ERROR_INVALID_PARAMETER;
}
// ------------------------
// buffer overflow paranoia
// check all parameters...
// ------------------------
if (wcslen(InstanceName) > _MAX_PATH){return RPC_S_STRING_TOO_LONG;}
if (wcslen(Password) > _MAX_PATH){return RPC_S_STRING_TOO_LONG;}
hr = ImportFromBlobWork(InstanceName,Password,bInstallToMetabase,bAllowExport,count,pData,cbHashBufferSize,pbHashBuffer);
return hr;
}
STDMETHODIMP CIISCertObj::Export(BSTR FileName,BSTR Password,BOOL bPrivateKey,BOOL bCertChain,BOOL bRemoveCert)
{
HRESULT hr = S_OK;
DWORD cbEncodedSize = 0;
char * pszEncodedString = NULL;
DWORD blob_cbData = 0;
BYTE * blob_pbData = NULL;
BOOL blob_freeme = FALSE;
BOOL bPleaseLogFailure = FALSE;
BSTR bstrInstanceName = SysAllocString(m_InstanceName);
// Check mandatory properties
if ( FileName == NULL || *FileName == 0
|| Password == NULL || *Password == 0
|| bstrInstanceName == NULL || *bstrInstanceName == 0)
{
return ERROR_INVALID_PARAMETER;
}
// ------------------------
// buffer overflow paranoia
// check all parameters...
// ------------------------
if (wcslen(FileName) > _MAX_PATH){return RPC_S_STRING_TOO_LONG;}
if (wcslen(Password) > _MAX_PATH){return RPC_S_STRING_TOO_LONG;}
if (wcslen(bstrInstanceName) > _MAX_PATH){return RPC_S_STRING_TOO_LONG;}
IIISCertObj * pObj = GetObject(&hr);
if (FAILED(hr))
{
goto Export_Exit;
}
// Call function go get data from the remote/local iis store
// and return it back as a blob. the blob could be returned back as Base64 encoded
// so check that flag
hr = ExportToBlobProxy(pObj, bstrInstanceName, Password, bPrivateKey, bCertChain, &cbEncodedSize, &pszEncodedString);
if (FAILED(hr))
{
goto Export_Exit;
}
// check if things are kool
if (bRemoveCert)
{
hr = RemoveCertProxy(pObj,bstrInstanceName, bPrivateKey);
if (FAILED(hr))
{
goto Export_Exit;
}
}
if (SUCCEEDED(hr))
{
int err;
bPleaseLogFailure = TRUE;
// The data we got back was Base64 encoded to remove nulls.
// we need to decode it back to it's original format.
if( (err = Base64DecodeA(pszEncodedString,cbEncodedSize,NULL,&blob_cbData)) != ERROR_SUCCESS ||
(blob_pbData = (BYTE *) malloc(blob_cbData)) == NULL ||
(err = Base64DecodeA(pszEncodedString,cbEncodedSize,blob_pbData,&blob_cbData)) != ERROR_SUCCESS )
{
SetLastError(err);
hr = HRESULT_FROM_WIN32(err);
return hr;
}
blob_freeme = TRUE;
HANDLE hFile = CreateFile(FileName, GENERIC_WRITE, 0, NULL, CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL, NULL);
if (INVALID_HANDLE_VALUE == hFile)
{
hr = HRESULT_FROM_WIN32(GetLastError());
return hr;
}
DWORD written = 0;
if (!WriteFile(hFile, blob_pbData, blob_cbData, &written, NULL))
{
hr = HRESULT_FROM_WIN32(GetLastError());
}
else
{
hr = S_OK;
ReportIt(CERTOBJ_CERT_EXPORT_SUCCEED, bstrInstanceName);
bPleaseLogFailure = FALSE;
}
CloseHandle(hFile);
}
Export_Exit:
if (bPleaseLogFailure)
{
ReportIt(CERTOBJ_CERT_EXPORT_FAILED, bstrInstanceName);
}
if (pObj != NULL)
{
if (pObj != this)
{
pObj->Release();pObj=NULL;
}
}
if (blob_freeme)
{
if (blob_pbData != NULL)
{
// Erase the memory that the private key used to be in!!!
ZeroMemory(blob_pbData, blob_cbData);
free(blob_pbData);blob_pbData=NULL;
}
}
if (pszEncodedString != NULL)
{
// Erase the memory that the private key used to be in!!!
ZeroMemory(pszEncodedString, cbEncodedSize);
CoTaskMemFree(pszEncodedString);pszEncodedString=NULL;
}
return hr;
}
STDMETHODIMP CIISCertObj::ExportToBlob(BSTR InstanceName,BSTR Password,BOOL bPrivateKey,BOOL bCertChain,DWORD *cbBufferSize,char **pbBuffer)
{
HRESULT hr = E_FAIL;
PCCERT_CONTEXT pCertContext = NULL;
BOOL bStatus = FALSE;
HCERTSTORE hStore = NULL;
DWORD dwOpenFlags = CERT_STORE_READONLY_FLAG | CERT_STORE_ENUM_ARCHIVED_FLAG;
CRYPT_DATA_BLOB DataBlob;
ZeroMemory(&DataBlob, sizeof(CRYPT_DATA_BLOB));
char *pszB64Out = NULL;
DWORD pcchB64Out = 0;
DWORD err;
DWORD dwExportFlags = EXPORT_PRIVATE_KEYS| REPORT_NO_PRIVATE_KEY;
// Check mandatory properties
if ( Password == NULL || *Password == 0
|| InstanceName == NULL || *InstanceName == 0)
{
return ERROR_INVALID_PARAMETER;
}
// ------------------------
// buffer overflow paranoia
// check all parameters...
// ------------------------
if (wcslen(Password) > _MAX_PATH){return RPC_S_STRING_TOO_LONG;}
if (wcslen(InstanceName) > _MAX_PATH){return RPC_S_STRING_TOO_LONG;}
//
// get the certificate from the server
//
pCertContext = GetInstalledCert(&hr,InstanceName);
if (NULL == pCertContext)
{
*cbBufferSize = 0;
pbBuffer = NULL;
goto ExportToBlob_Exit;
}
//
// Export cert
//
// Open a temporary store to stick the cert in.
hStore = CertOpenStore(CERT_STORE_PROV_MEMORY,X509_ASN_ENCODING | PKCS_7_ASN_ENCODING,0,dwOpenFlags,NULL);
if(NULL == hStore)
{
*cbBufferSize = 0;
pbBuffer = NULL;
hr = HRESULT_FROM_WIN32(GetLastError());
goto ExportToBlob_Exit;
}
//
// get all the certs in the chain if we need to
//
if (bCertChain)
{
AddChainToStore(hStore, pCertContext, 0, 0, FALSE, NULL);
}
if(!CertAddCertificateContextToStore(hStore,pCertContext,CERT_STORE_ADD_REPLACE_EXISTING,NULL))
{
*cbBufferSize = 0;
pbBuffer = NULL;
hr = HRESULT_FROM_WIN32(GetLastError());
goto ExportToBlob_Exit;
}
// free cert context since we no longer need to hold it
if (pCertContext)
{
CertFreeCertificateContext(pCertContext);pCertContext=NULL;
}
DataBlob.cbData = 0;
DataBlob.pbData = NULL;
if (!PFXExportCertStoreEx(hStore,&DataBlob,Password,NULL, (bPrivateKey ? dwExportFlags : 0 ) | REPORT_NOT_ABLE_TO_EXPORT_PRIVATE_KEY) )
{
hr = HRESULT_FROM_WIN32(GetLastError());
goto ExportToBlob_Exit;
}
if(DataBlob.cbData <= 0)
{
hr = HRESULT_FROM_WIN32(GetLastError());
goto ExportToBlob_Exit;
}
if(NULL == (DataBlob.pbData = (PBYTE) ::CoTaskMemAlloc(DataBlob.cbData)))
{
hr = E_OUTOFMEMORY;
goto ExportToBlob_Exit;
}
//
// at this point they have allocated enough memory
// let's go and get the cert and put it into DataBlob
//
if(!PFXExportCertStoreEx(hStore,&DataBlob,Password,NULL,(bPrivateKey ? dwExportFlags : 0 ) | REPORT_NOT_ABLE_TO_EXPORT_PRIVATE_KEY))
{
if (DataBlob.pbData){CoTaskMemFree(DataBlob.pbData);DataBlob.pbData = NULL;}
hr = HRESULT_FROM_WIN32(GetLastError());
goto ExportToBlob_Exit;
}
// Encode it so that it can be passed back as a string (there are no Nulls in it)
err = Base64EncodeA(DataBlob.pbData,DataBlob.cbData,NULL,&pcchB64Out);
if (err != ERROR_SUCCESS)
{
hr = E_FAIL;
goto ExportToBlob_Exit;
}
// allocate some space and then try it.
pcchB64Out = pcchB64Out * sizeof(char);
pszB64Out = (char *) ::CoTaskMemAlloc(pcchB64Out);
if (NULL == pszB64Out)
{
hr = E_OUTOFMEMORY;
goto ExportToBlob_Exit;
}
err = Base64EncodeA(DataBlob.pbData,DataBlob.cbData,pszB64Out,&pcchB64Out);
if (err != ERROR_SUCCESS)
{
if (NULL != pszB64Out){CoTaskMemFree(pszB64Out);pszB64Out = NULL;}
hr = E_FAIL;
goto ExportToBlob_Exit;
}
// copy the new memory to pass back
*cbBufferSize = pcchB64Out;
*pbBuffer = pszB64Out;
hr = ERROR_SUCCESS;
ExportToBlob_Exit:
if (NULL != DataBlob.pbData)
{
// perhaspse will this up with zeros...
ZeroMemory(DataBlob.pbData, DataBlob.cbData);
::CoTaskMemFree(DataBlob.pbData);DataBlob.pbData = NULL;
}
if (NULL != hStore){CertCloseStore(hStore, 0);hStore=NULL;}
if (NULL != pCertContext) {CertFreeCertificateContext(pCertContext);pCertContext=NULL;}
return hr;
}
STDMETHODIMP CIISCertObj::CopyToCertStore(BOOL bAllowExport,BSTR bstrDestinationServerName,VARIANT varDestinationServerUserName, VARIANT varDestinationServerPassword,VARIANT * pVtArray)
{
// Check mandatory properties
if (bstrDestinationServerName == NULL || *bstrDestinationServerName == 0)
{
return ERROR_INVALID_PARAMETER;
}
// ------------------------
// buffer overflow paranoia
// check all parameters...
// ------------------------
if (wcslen(bstrDestinationServerName) > _MAX_PATH){return RPC_S_STRING_TOO_LONG;}
return CopyOrMove(FALSE,TRUE,bAllowExport,pVtArray,bstrDestinationServerName,L"none",varDestinationServerUserName,varDestinationServerPassword);
}
STDMETHODIMP CIISCertObj::Copy(BOOL bAllowExport, BSTR bstrDestinationServerName,BSTR bstrDestinationServerInstance,VARIANT varDestinationServerUserName, VARIANT varDestinationServerPassword)
{
VARIANT VtArray;
// Check mandatory properties
if ( bstrDestinationServerName == NULL || *bstrDestinationServerName == 0
|| bstrDestinationServerInstance == NULL || *bstrDestinationServerInstance == 0)
{
return ERROR_INVALID_PARAMETER;
}
// ------------------------
// buffer overflow paranoia
// check all parameters...
// ------------------------
if (wcslen(bstrDestinationServerName) > _MAX_PATH){return RPC_S_STRING_TOO_LONG;}
if (wcslen(bstrDestinationServerInstance) > _MAX_PATH){return RPC_S_STRING_TOO_LONG;}
return CopyOrMove(FALSE,FALSE,bAllowExport,&VtArray,bstrDestinationServerName,bstrDestinationServerInstance,varDestinationServerUserName,varDestinationServerPassword);
}
STDMETHODIMP CIISCertObj::Move(BOOL bAllowExport, BSTR bstrDestinationServerName,BSTR bstrDestinationServerInstance,VARIANT varDestinationServerUserName, VARIANT varDestinationServerPassword)
{
VARIANT VtArray;
// Check mandatory properties
if ( bstrDestinationServerName == NULL || *bstrDestinationServerName == 0
|| bstrDestinationServerInstance == NULL || *bstrDestinationServerInstance == 0)
{
return ERROR_INVALID_PARAMETER;
}
// ------------------------
// buffer overflow paranoia
// check all parameters...
// ------------------------
if (wcslen(bstrDestinationServerName) > _MAX_PATH){return RPC_S_STRING_TOO_LONG;}
if (wcslen(bstrDestinationServerInstance) > _MAX_PATH){return RPC_S_STRING_TOO_LONG;}
return CopyOrMove(TRUE,FALSE,bAllowExport,&VtArray,bstrDestinationServerName,bstrDestinationServerInstance,varDestinationServerUserName,varDestinationServerPassword);
}
HRESULT CIISCertObj::CopyOrMove(BOOL bRemoveFromCertAfterCopy,BOOL bCopyCertDontInstallRetHash,BOOL bAllowExport, VARIANT * pVtArray, BSTR bstrDestinationServerName,BSTR bstrDestinationServerInstance,VARIANT varDestinationServerUserName, VARIANT varDestinationServerPassword)
{
HRESULT hr = E_FAIL;
DWORD cbEncodedSize = 0;
char * pszEncodedString = NULL;
BOOL bGuessingUserNamePass = FALSE;
DWORD blob_cbData;
BYTE * blob_pbData = NULL;
BOOL blob_freeme = FALSE;
BOOL bPrivateKey = TRUE;
BOOL bCertChain = FALSE;
CString csDestinationServerName = bstrDestinationServerName;
CString csDestinationServerUserName;
CString csDestinationServerUserPassword;
CString csTempPassword;
IIISCertObj * pObj = NULL;
IIISCertObj * pObj2 = NULL;
BSTR bstrInstanceName = SysAllocString(m_InstanceName);
// Check mandatory properties
if ( bstrDestinationServerName == NULL || *bstrDestinationServerName == 0
|| bstrDestinationServerInstance == NULL || *bstrDestinationServerInstance == 0)
{
return ERROR_INVALID_PARAMETER;
}
// ------------------------
// buffer overflow paranoia
// check all parameters...
// ------------------------
if (wcslen(bstrDestinationServerName) > _MAX_PATH){return RPC_S_STRING_TOO_LONG;}
if (wcslen(bstrDestinationServerInstance) > _MAX_PATH){return RPC_S_STRING_TOO_LONG;}
// if the optional parameter serverusername isn't empty, use that; otherwise, use...
if (V_VT(&varDestinationServerUserName) != VT_ERROR)
{
VARIANT varBstrUserName;
VariantInit(&varBstrUserName);
HRESULT hr = VariantChangeType(&varBstrUserName, &varDestinationServerUserName, 0, VT_BSTR);
if (FAILED(hr)){goto Copy_Exit;}
csDestinationServerUserName = V_BSTR(&varBstrUserName);
VariantClear(&varBstrUserName);
}
else
{
// it's empty so don't use it
//csDestinationServerUserName = varDestinationServerUserName;
bGuessingUserNamePass = TRUE;
csDestinationServerUserName = m_UserName;
}
// if the optional parameter serverusername isn't empty, use that; otherwise, use...
if (V_VT(&varDestinationServerPassword) != VT_ERROR)
{
VARIANT varBstrUserPassword;
VariantInit(&varBstrUserPassword);
HRESULT hr = VariantChangeType(&varBstrUserPassword, &varDestinationServerPassword, 0, VT_BSTR);
if (FAILED(hr)){goto Copy_Exit;}
csDestinationServerUserPassword = V_BSTR(&varBstrUserPassword);
VariantClear(&varBstrUserPassword);
}
else
{
if (TRUE == bGuessingUserNamePass)
{
csDestinationServerUserPassword = m_UserPassword;
}
else
{
// maybe the password was intended to be empty!
}
}
// --------------------------
// step 1.
// 1st of all check if we have access to
// both the servers!!!!
// --------------------------
// 1st we have to get the certblob from the Server#1
// so call export to get the data
hr = S_OK;
pObj = GetObject(&hr);
if (FAILED(hr))
{
IISDebugOutput(_T("CIISCertObj::CopyOrMove:Copy GetObject:0x%x\n"),hr);
return(hr);
}
// Logon to that server's CertObj.dll with the credentials supplied...
//
// if there were no credential's supplied then just use the ones that are in our object....
//
// if that doesn't work then try just the logged on user.
pObj2 = GetObject(&hr,csDestinationServerName,csDestinationServerUserName,csDestinationServerUserPassword);
if (FAILED(hr))
{
IISDebugOutput(_T("CIISCertObj::CopyOrMove:Copy GetObject (remote):0x%x\n"),hr);
IISDebugOutput(_T("CIISCertObj::CopyOrMove:Copy csDestinationServerName=%s,csDestinationServerUserName=%s,csDestinationServerUserPassword=%s\n"),(LPCTSTR) csDestinationServerName,(LPCTSTR) csDestinationServerUserName,(LPCTSTR) csDestinationServerUserPassword);
if (TRUE == bGuessingUserNamePass)
{
// try something else.
}
goto Copy_Exit;
}
//
// Create a unique password
//
// use the new secure password generator
// unfortunately this baby doesn't use unicode.
// so we'll call it and then convert it to unicode afterwards.
WCHAR * pwszPassword = CreatePassword(TEMP_PASSWORD_LENGTH);
// if its null -- ah, we can still use that...
BSTR bstrPassword = SysAllocString(pwszPassword);
// -----------------------------------
// step 2.
// okay we have access to both servers
// Grab the cert from server #1
// -----------------------------------
// Get data from the remote/local iis store return it back as a blob.
// The blob could be returned back as Base64 encoded so check that flag
hr = ExportToBlobProxy(pObj, bstrInstanceName, bstrPassword, bPrivateKey, bCertChain, &cbEncodedSize, &pszEncodedString);
if (FAILED(hr))
{
goto Copy_Exit;
}
int err;
// The data we got back was Base64 encoded to remove nulls.
// we need to decode it back to it's original format.
if( (err = Base64DecodeA(pszEncodedString,cbEncodedSize,NULL,&blob_cbData)) != ERROR_SUCCESS ||
(blob_pbData = (BYTE *) malloc(blob_cbData)) == NULL ||
(err = Base64DecodeA(pszEncodedString,cbEncodedSize,blob_pbData,&blob_cbData)) != ERROR_SUCCESS )
{
SetLastError(err);
hr = HRESULT_FROM_WIN32(err);
return hr;
}
blob_freeme = TRUE;
// -----------------------------------
// step 3.
// okay we have access to both servers
// we have the cert blob from server#1 in memory
// now we need to push this blob into the server#2
// -----------------------------------
if (bCopyCertDontInstallRetHash)
{
DWORD cbHashBufferSize = 0;
char * pszHashBuffer = NULL;
BSTR bstrInstanceNameDummy = SysAllocString(_T("none"));
hr = ImportFromBlobProxy(pObj2, bstrInstanceNameDummy, bstrPassword, FALSE, bAllowExport, blob_cbData, blob_pbData, &cbHashBufferSize, &pszHashBuffer);
if (SUCCEEDED(hr))
{
hr = HereIsBinaryGimmieVtArray(cbHashBufferSize,pszHashBuffer,pVtArray,FALSE);
}
// free the memory that was alloced for us
if (0 != cbHashBufferSize)
{
if (pszHashBuffer)
{
::CoTaskMemFree(pszHashBuffer);
}
}
}
else
{
hr = ImportFromBlobProxy(pObj2, bstrDestinationServerInstance, bstrPassword, TRUE, bAllowExport, blob_cbData, blob_pbData, 0, NULL);
}
if (FAILED(hr))
{
goto Copy_Exit;
}
// we successfully copied the cert from machine #1 to machine #2.
// lets see if we need to delete the original cert!.
if (TRUE == bRemoveFromCertAfterCopy)
{
hr = pObj->put_InstanceName(bstrInstanceName);
if (SUCCEEDED(hr))
{
hr = pObj->RemoveCert(bPrivateKey);
if (FAILED(hr))
{goto Copy_Exit;}
}
}
hr = S_OK;
Copy_Exit:
if (pwszPassword) {GlobalFree(pwszPassword);pwszPassword=NULL;}
if (blob_freeme)
{
if (blob_pbData != NULL)
{
ZeroMemory(blob_pbData, blob_cbData);
free(blob_pbData);blob_pbData=NULL;
}
}
if (pszEncodedString != NULL)
{
ZeroMemory(pszEncodedString,cbEncodedSize);
CoTaskMemFree(pszEncodedString);pszEncodedString=NULL;
}
return hr;
}
//////////////////////////////////////////////////
// These are not part of the class
HRESULT RemoveCertProxy(IIISCertObj * pObj,BSTR bstrInstanceName, BOOL bPrivateKey)
{
HRESULT hr = E_FAIL;
// Check mandatory properties
if (bstrInstanceName == NULL || *bstrInstanceName == 0)
{
return ERROR_INVALID_PARAMETER;
}
// ------------------------
// buffer overflow paranoia
// check all parameters...
// ------------------------
if (wcslen(bstrInstanceName) > _MAX_PATH){return RPC_S_STRING_TOO_LONG;}
if (pObj)
{
hr = pObj->put_InstanceName(bstrInstanceName);
if (SUCCEEDED(hr))
{
hr = pObj->RemoveCert(bPrivateKey);
}
}
return hr;
}
HRESULT ImportFromBlobProxy(IIISCertObj * pObj,BSTR InstanceName,BSTR Password,BOOL bInstallToMetabase,BOOL bAllowExport, DWORD actual,BYTE *pData,DWORD *cbHashBufferSize,char **pbHashBuffer)
{
HRESULT hr = E_FAIL;
char *pszB64Out = NULL;
DWORD pcchB64Out = 0;
// base64 encode the data for transfer to the remote machine
DWORD err;
pcchB64Out = 0;
// Check mandatory properties
if (InstanceName == NULL || *InstanceName == 0)
{
return ERROR_INVALID_PARAMETER;
}
// ------------------------
// buffer overflow paranoia
// check all parameters...
// ------------------------
if (wcslen(InstanceName) > _MAX_PATH){return RPC_S_STRING_TOO_LONG;}
// Encode it so that it can be passed back as a string (there are no Nulls in it)
err = Base64EncodeA(pData,actual,NULL,&pcchB64Out);
if (err != ERROR_SUCCESS)
{
hr = E_FAIL;
goto ImportFromBlobProxy_Exit;
}
// allocate some space and then try it.
pcchB64Out = pcchB64Out * sizeof(char);
pszB64Out = (char *) ::CoTaskMemAlloc(pcchB64Out);
if (NULL == pszB64Out)
{
hr = E_OUTOFMEMORY;
goto ImportFromBlobProxy_Exit;
}
err = Base64EncodeA(pData,actual,pszB64Out,&pcchB64Out);
if (err != ERROR_SUCCESS)
{
hr = E_FAIL;
goto ImportFromBlobProxy_Exit;
}
// the data to send are now in these variables
// pcchB64Out
// pszB64Out
if (NULL == pbHashBuffer)
{
hr = pObj->ImportFromBlob(InstanceName, Password, bInstallToMetabase, bAllowExport, pcchB64Out, pszB64Out);
}
else
{
hr = pObj->ImportFromBlobGetHash(InstanceName, Password, bInstallToMetabase, bAllowExport, pcchB64Out, pszB64Out, cbHashBufferSize, pbHashBuffer);
}
if (SUCCEEDED(hr))
{
// otherwise hey, The data was imported!
hr = S_OK;
}
ImportFromBlobProxy_Exit:
if (NULL != pszB64Out)
{
ZeroMemory(pszB64Out,pcchB64Out);
CoTaskMemFree(pszB64Out);
}
return hr;
}
//
// Proxy to the real call ExportToBlob()
// this function figures out how much space to allocate, and then calls ExportToBlob().
//
// if succeeded and they get the blob back,
// and the caller must call CoTaskMemFree()
//
HRESULT ExportToBlobProxy(IIISCertObj * pObj,BSTR InstanceName,BSTR Password,BOOL bPrivateKey,BOOL bCertChain,DWORD * pcbSize,char ** pBlobBinary)
{
HRESULT hr = E_FAIL;
DWORD cbEncodedSize = 0;
char * pszEncodedString = NULL;
* pBlobBinary = _T('\0');
// Check mandatory properties
if ( InstanceName == NULL || *InstanceName == 0
|| Password == NULL || *Password == 0
)
{
return ERROR_INVALID_PARAMETER;
}
// ------------------------
// buffer overflow paranoia
// check all parameters...
// ------------------------
if (wcslen(InstanceName) > _MAX_PATH){return RPC_S_STRING_TOO_LONG;}
if (wcslen(Password) > _MAX_PATH){return RPC_S_STRING_TOO_LONG;}
// call the remote function that will run on the remote/local machine
// and grab it's certificate from iis and send it back to us
hr = pObj->ExportToBlob(InstanceName, Password, bPrivateKey, bCertChain, &cbEncodedSize, (char **) &pszEncodedString);
if (ERROR_SUCCESS == hr)
{
// otherwise hey, we've got our data!
// copy it back
*pcbSize = cbEncodedSize;
*pBlobBinary = pszEncodedString;
hr = S_OK;
}
return hr;
}
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