Sweden-Number/dlls/wintrust/wintrust_main.c

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/*
* Copyright 2001 Rein Klazes
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* Copyright 2007 Juan Lang
*
* 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 "config.h"
#include <stdarg.h>
#define NONAMELESSUNION
#include "windef.h"
#include "winbase.h"
#include "winerror.h"
#include "winreg.h"
#include "guiddef.h"
#include "wintrust.h"
#include "softpub.h"
#include "mscat.h"
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#include "objbase.h"
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#include "winuser.h"
#include "wintrust_priv.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(wintrust);
/***********************************************************************
* DllMain (WINTRUST.@)
*/
BOOL WINAPI DllMain( HINSTANCE inst, DWORD reason, LPVOID reserved )
{
switch(reason)
{
case DLL_PROCESS_ATTACH:
DisableThreadLibraryCalls( inst );
break;
}
return TRUE;
}
/***********************************************************************
* TrustIsCertificateSelfSigned (WINTRUST.@)
*/
BOOL WINAPI TrustIsCertificateSelfSigned( PCCERT_CONTEXT cert )
{
BOOL ret;
TRACE("%p\n", cert);
ret = CertCompareCertificateName(cert->dwCertEncodingType,
&cert->pCertInfo->Subject, &cert->pCertInfo->Issuer);
return ret;
}
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static LONG WINTRUST_DefaultVerify(HWND hwnd, GUID *actionID,
WINTRUST_DATA *data)
{
DWORD err = ERROR_SUCCESS;
CRYPT_PROVIDER_DATA *provData;
BOOL ret;
TRACE("(%p, %s, %p)\n", hwnd, debugstr_guid(actionID), data);
provData = WINTRUST_Alloc(sizeof(CRYPT_PROVIDER_DATA));
if (!provData)
goto oom;
provData->cbStruct = sizeof(CRYPT_PROVIDER_DATA);
provData->padwTrustStepErrors =
WINTRUST_Alloc(TRUSTERROR_MAX_STEPS * sizeof(DWORD));
if (!provData->padwTrustStepErrors)
goto oom;
provData->cdwTrustStepErrors = TRUSTERROR_MAX_STEPS;
provData->u.pPDSip = WINTRUST_Alloc(sizeof(PROVDATA_SIP));
if (!provData->u.pPDSip)
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goto oom;
provData->u.pPDSip->cbStruct = sizeof(PROVDATA_SIP);
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provData->psPfns = WINTRUST_Alloc(sizeof(CRYPT_PROVIDER_FUNCTIONS));
if (!provData->psPfns)
goto oom;
provData->psPfns->cbStruct = sizeof(CRYPT_PROVIDER_FUNCTIONS);
ret = WintrustLoadFunctionPointers(actionID, provData->psPfns);
if (!ret)
{
err = GetLastError();
goto error;
}
data->hWVTStateData = (HANDLE)provData;
provData->pWintrustData = data;
if (hwnd == INVALID_HANDLE_VALUE)
provData->hWndParent = GetDesktopWindow();
else
provData->hWndParent = hwnd;
provData->pgActionID = actionID;
WintrustGetRegPolicyFlags(&provData->dwRegPolicySettings);
if (provData->psPfns->pfnInitialize)
{
err = provData->psPfns->pfnInitialize(provData);
if (err)
goto done;
}
if (provData->psPfns->pfnObjectTrust)
{
err = provData->psPfns->pfnObjectTrust(provData);
if (err)
goto done;
}
if (provData->psPfns->pfnSignatureTrust)
{
err = provData->psPfns->pfnSignatureTrust(provData);
if (err)
goto done;
}
if (provData->psPfns->pfnCertificateTrust)
{
err = provData->psPfns->pfnCertificateTrust(provData);
if (err)
goto done;
}
if (provData->psPfns->pfnFinalPolicy)
err = provData->psPfns->pfnFinalPolicy(provData);
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goto done;
oom:
err = ERROR_OUTOFMEMORY;
error:
if (provData)
{
WINTRUST_Free(provData->padwTrustStepErrors);
WINTRUST_Free(provData->u.pPDSip);
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WINTRUST_Free(provData->psPfns);
WINTRUST_Free(provData);
}
done:
TRACE("returning %08x\n", err);
return err;
}
static LONG WINTRUST_DefaultClose(HWND hwnd, GUID *actionID,
WINTRUST_DATA *data)
{
DWORD err = ERROR_SUCCESS;
CRYPT_PROVIDER_DATA *provData = (CRYPT_PROVIDER_DATA *)data->hWVTStateData;
TRACE("(%p, %s, %p)\n", hwnd, debugstr_guid(actionID), data);
if (provData)
{
if (provData->psPfns->pfnCleanupPolicy)
err = provData->psPfns->pfnCleanupPolicy(provData);
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WINTRUST_Free(provData->padwTrustStepErrors);
WINTRUST_Free(provData->u.pPDSip);
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WINTRUST_Free(provData->psPfns);
WINTRUST_Free(provData);
data->hWVTStateData = NULL;
}
TRACE("returning %08x\n", err);
return err;
}
static LONG WINTRUST_DefaultVerifyAndClose(HWND hwnd, GUID *actionID,
WINTRUST_DATA *data)
{
LONG err;
TRACE("(%p, %s, %p)\n", hwnd, debugstr_guid(actionID), data);
err = WINTRUST_DefaultVerify(hwnd, actionID, data);
WINTRUST_DefaultClose(hwnd, actionID, data);
TRACE("returning %08x\n", err);
return err;
}
static LONG WINTRUST_PublishedSoftware(HWND hwnd, GUID *actionID,
WINTRUST_DATA *data)
{
WINTRUST_DATA wintrust_data = { sizeof(wintrust_data), 0 };
/* Undocumented: the published software action is passed a path,
* and pSIPClientData points to a WIN_TRUST_SUBJECT_FILE.
*/
LPCWSTR path = (LPCWSTR)data->u.pFile;
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LPWIN_TRUST_SUBJECT_FILE subjectFile =
(LPWIN_TRUST_SUBJECT_FILE)data->pSIPClientData;
WINTRUST_FILE_INFO fileInfo = { sizeof(fileInfo), 0 };
TRACE("subjectFile->hFile: %p\n", subjectFile->hFile);
TRACE("subjectFile->lpPath: %s\n", debugstr_w(subjectFile->lpPath));
fileInfo.pcwszFilePath = path;
fileInfo.hFile = subjectFile->hFile;
wintrust_data.u.pFile = &fileInfo;
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wintrust_data.dwUnionChoice = WTD_CHOICE_FILE;
wintrust_data.dwUIChoice = WTD_UI_NONE;
return WINTRUST_DefaultVerifyAndClose(hwnd, actionID, &wintrust_data);
}
static void dump_file_info(WINTRUST_FILE_INFO *pFile)
{
TRACE("%p\n", pFile);
if (pFile)
{
TRACE("cbStruct: %d\n", pFile->cbStruct);
TRACE("pcwszFilePath: %s\n", debugstr_w(pFile->pcwszFilePath));
TRACE("hFile: %p\n", pFile->hFile);
TRACE("pgKnownSubject: %s\n", debugstr_guid(pFile->pgKnownSubject));
}
}
static void dump_catalog_info(WINTRUST_CATALOG_INFO *catalog)
{
TRACE("%p\n", catalog);
if (catalog)
{
TRACE("cbStruct: %d\n", catalog->cbStruct);
TRACE("dwCatalogVersion: %d\n", catalog->dwCatalogVersion);
TRACE("pcwszCatalogFilePath: %s\n",
debugstr_w(catalog->pcwszCatalogFilePath));
TRACE("pcwszMemberTag: %s\n", debugstr_w(catalog->pcwszMemberTag));
TRACE("pcwszMemberFilePath: %s\n",
debugstr_w(catalog->pcwszMemberFilePath));
TRACE("hMemberFile: %p\n", catalog->hMemberFile);
TRACE("pbCalculatedFileHash: %p\n", catalog->pbCalculatedFileHash);
TRACE("cbCalculatedFileHash: %d\n", catalog->cbCalculatedFileHash);
TRACE("pcCatalogContext: %p\n", catalog->pcCatalogContext);
}
}
static void dump_blob_info(WINTRUST_BLOB_INFO *blob)
{
TRACE("%p\n", blob);
if (blob)
{
TRACE("cbStruct: %d\n", blob->cbStruct);
TRACE("gSubject: %s\n", debugstr_guid(&blob->gSubject));
TRACE("pcwszDisplayName: %s\n", debugstr_w(blob->pcwszDisplayName));
TRACE("cbMemObject: %d\n", blob->cbMemObject);
TRACE("pbMemObject: %p\n", blob->pbMemObject);
TRACE("cbMemSignedMsg: %d\n", blob->cbMemSignedMsg);
TRACE("pbMemSignedMsg: %p\n", blob->pbMemSignedMsg);
}
}
static void dump_sgnr_info(WINTRUST_SGNR_INFO *sgnr)
{
TRACE("%p\n", sgnr);
if (sgnr)
{
TRACE("cbStruct: %d\n", sgnr->cbStruct);
TRACE("pcwszDisplayName: %s\n", debugstr_w(sgnr->pcwszDisplayName));
TRACE("psSignerInfo: %p\n", sgnr->psSignerInfo);
TRACE("chStores: %d\n", sgnr->chStores);
}
}
static void dump_cert_info(WINTRUST_CERT_INFO *cert)
{
TRACE("%p\n", cert);
if (cert)
{
TRACE("cbStruct: %d\n", cert->cbStruct);
TRACE("pcwszDisplayName: %s\n", debugstr_w(cert->pcwszDisplayName));
TRACE("psCertContext: %p\n", cert->psCertContext);
TRACE("chStores: %d\n", cert->chStores);
TRACE("dwFlags: %08x\n", cert->dwFlags);
TRACE("psftVerifyAsOf: %p\n", cert->psftVerifyAsOf);
}
}
static void dump_wintrust_data(WINTRUST_DATA *data)
{
TRACE("%p\n", data);
if (data)
{
TRACE("cbStruct: %d\n", data->cbStruct);
TRACE("pPolicyCallbackData: %p\n", data->pPolicyCallbackData);
TRACE("pSIPClientData: %p\n", data->pSIPClientData);
TRACE("dwUIChoice: %d\n", data->dwUIChoice);
TRACE("fdwRevocationChecks: %08x\n", data->fdwRevocationChecks);
TRACE("dwUnionChoice: %d\n", data->dwUnionChoice);
switch (data->dwUnionChoice)
{
case WTD_CHOICE_FILE:
dump_file_info(data->u.pFile);
break;
case WTD_CHOICE_CATALOG:
dump_catalog_info(data->u.pCatalog);
break;
case WTD_CHOICE_BLOB:
dump_blob_info(data->u.pBlob);
break;
case WTD_CHOICE_SIGNER:
dump_sgnr_info(data->u.pSgnr);
break;
case WTD_CHOICE_CERT:
dump_cert_info(data->u.pCert);
break;
}
TRACE("dwStateAction: %d\n", data->dwStateAction);
TRACE("hWVTStateData: %p\n", data->hWVTStateData);
TRACE("pwszURLReference: %s\n", debugstr_w(data->pwszURLReference));
TRACE("dwProvFlags: %08x\n", data->dwProvFlags);
TRACE("dwUIContext: %d\n", data->dwUIContext);
}
}
/***********************************************************************
* WinVerifyTrust (WINTRUST.@)
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*
* Verifies an object by calling the specified trust provider.
*
* PARAMS
* hwnd [I] Handle to a caller window.
* ActionID [I] Pointer to a GUID that identifies the action to perform.
* ActionData [I] Information used by the trust provider to verify the object.
*
* RETURNS
* Success: Zero.
* Failure: A TRUST_E_* error code.
*
* NOTES
* Trust providers can be found at:
* HKLM\SOFTWARE\Microsoft\Cryptography\Providers\Trust\
*/
LONG WINAPI WinVerifyTrust( HWND hwnd, GUID *ActionID, LPVOID ActionData )
{
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static const GUID unknown = { 0xC689AAB8, 0x8E78, 0x11D0, { 0x8C,0x47,
0x00,0xC0,0x4F,0xC2,0x95,0xEE } };
static const GUID published_software = WIN_SPUB_ACTION_PUBLISHED_SOFTWARE;
static const GUID generic_verify_v2 = WINTRUST_ACTION_GENERIC_VERIFY_V2;
static const GUID generic_cert_verify = WINTRUST_ACTION_GENERIC_CERT_VERIFY;
static const GUID generic_chain_verify = WINTRUST_ACTION_GENERIC_CHAIN_VERIFY;
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LONG err = ERROR_SUCCESS;
WINTRUST_DATA *actionData = (WINTRUST_DATA *)ActionData;
TRACE("(%p, %s, %p)\n", hwnd, debugstr_guid(ActionID), ActionData);
dump_wintrust_data(ActionData);
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/* Support for known old-style callers: */
if (IsEqualGUID(ActionID, &published_software))
err = WINTRUST_PublishedSoftware(hwnd, ActionID, ActionData);
else
{
/* Check known actions to warn of possible problems */
if (!IsEqualGUID(ActionID, &unknown) &&
!IsEqualGUID(ActionID, &generic_verify_v2) &&
!IsEqualGUID(ActionID, &generic_cert_verify) &&
!IsEqualGUID(ActionID, &generic_chain_verify))
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WARN("unknown action %s, default behavior may not be right\n",
debugstr_guid(ActionID));
switch (actionData->dwStateAction)
{
case WTD_STATEACTION_IGNORE:
err = WINTRUST_DefaultVerifyAndClose(hwnd, ActionID, ActionData);
break;
case WTD_STATEACTION_VERIFY:
err = WINTRUST_DefaultVerify(hwnd, ActionID, ActionData);
break;
case WTD_STATEACTION_CLOSE:
err = WINTRUST_DefaultClose(hwnd, ActionID, ActionData);
break;
default:
FIXME("unimplemented for %d\n", actionData->dwStateAction);
}
}
TRACE("returning %08x\n", err);
return err;
}
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/***********************************************************************
* WinVerifyTrustEx (WINTRUST.@)
*/
HRESULT WINAPI WinVerifyTrustEx( HWND hwnd, GUID *ActionID,
WINTRUST_DATA* ActionData )
{
return WinVerifyTrust(hwnd, ActionID, ActionData);
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}
/***********************************************************************
* WTHelperGetProvSignerFromChain (WINTRUST.@)
*/
CRYPT_PROVIDER_SGNR * WINAPI WTHelperGetProvSignerFromChain(
CRYPT_PROVIDER_DATA *pProvData, DWORD idxSigner, BOOL fCounterSigner,
DWORD idxCounterSigner)
{
CRYPT_PROVIDER_SGNR *sgnr;
TRACE("(%p %d %d %d)\n", pProvData, idxSigner, fCounterSigner,
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idxCounterSigner);
if (idxSigner >= pProvData->csSigners || !pProvData->pasSigners)
return NULL;
sgnr = &pProvData->pasSigners[idxSigner];
if (fCounterSigner)
{
if (idxCounterSigner >= sgnr->csCounterSigners ||
!sgnr->pasCounterSigners)
return NULL;
sgnr = &sgnr->pasCounterSigners[idxCounterSigner];
}
TRACE("returning %p\n", sgnr);
return sgnr;
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}
/***********************************************************************
* WTHelperGetProvCertFromChain (WINTRUST.@)
*/
CRYPT_PROVIDER_CERT * WINAPI WTHelperGetProvCertFromChain(
CRYPT_PROVIDER_SGNR *pSgnr, DWORD idxCert)
{
CRYPT_PROVIDER_CERT *cert;
TRACE("(%p %d)\n", pSgnr, idxCert);
if (idxCert >= pSgnr->csCertChain || !pSgnr->pasCertChain)
return NULL;
cert = &pSgnr->pasCertChain[idxCert];
TRACE("returning %p\n", cert);
return cert;
}
CRYPT_PROVIDER_PRIVDATA *WINAPI WTHelperGetProvPrivateDataFromChain(
CRYPT_PROVIDER_DATA* pProvData,
GUID* pgProviderID)
{
CRYPT_PROVIDER_PRIVDATA *privdata = NULL;
DWORD i;
TRACE("(%p, %s)\n", pProvData, debugstr_guid(pgProviderID));
for (i = 0; i < pProvData->csProvPrivData; i++)
if (IsEqualGUID(pgProviderID, &pProvData->pasProvPrivData[i].gProviderID))
{
privdata = &pProvData->pasProvPrivData[i];
break;
}
return privdata;
}
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/***********************************************************************
* WTHelperProvDataFromStateData (WINTRUST.@)
*/
CRYPT_PROVIDER_DATA * WINAPI WTHelperProvDataFromStateData(HANDLE hStateData)
{
TRACE("%p\n", hStateData);
return (CRYPT_PROVIDER_DATA *)hStateData;
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}
/***********************************************************************
* WTHelperGetFileName(WINTRUST.@)
*/
LPCWSTR WINAPI WTHelperGetFileName(WINTRUST_DATA *data)
{
TRACE("%p\n",data);
if (data->dwUnionChoice == WTD_CHOICE_FILE)
return data->u.pFile->pcwszFilePath;
else
return NULL;
}
/***********************************************************************
* WTHelperGetFileHandle(WINTRUST.@)
*/
HANDLE WINAPI WTHelperGetFileHandle(WINTRUST_DATA *data)
{
TRACE("%p\n",data);
if (data->dwUnionChoice == WTD_CHOICE_FILE)
return data->u.pFile->hFile;
else
return INVALID_HANDLE_VALUE;
}
static const WCHAR Software_Publishing[] = {
'S','o','f','t','w','a','r','e','\\',
'M','i','c','r','o','s','o','f','t','\\',
'W','i','n','d','o','w','s','\\',
'C','u','r','r','e','n','t','V','e','r','s','i','o','n','\\',
'W','i','n','t','r','u','s','t','\\',
'T','r','u','s','t',' ','P','r','o','v','i','d','e','r','s','\\',
'S','o','f','t','w','a','r','e',' ',
'P','u','b','l','i','s','h','i','n','g',0 };
static const WCHAR State[] = { 'S','t','a','t','e',0 };
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/***********************************************************************
* WintrustGetRegPolicyFlags (WINTRUST.@)
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*/
void WINAPI WintrustGetRegPolicyFlags( DWORD* pdwPolicyFlags )
{
HKEY key;
LONG r;
TRACE("%p\n", pdwPolicyFlags);
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*pdwPolicyFlags = 0;
r = RegCreateKeyExW(HKEY_CURRENT_USER, Software_Publishing, 0, NULL, 0,
KEY_READ, NULL, &key, NULL);
if (!r)
{
DWORD size = sizeof(DWORD);
r = RegQueryValueExW(key, State, NULL, NULL, (LPBYTE)pdwPolicyFlags,
&size);
RegCloseKey(key);
if (r)
{
/* Failed to query, create and return default value */
*pdwPolicyFlags = WTPF_IGNOREREVOCATIONONTS |
WTPF_OFFLINEOKNBU_COM |
WTPF_OFFLINEOKNBU_IND |
WTPF_OFFLINEOK_COM |
WTPF_OFFLINEOK_IND;
WintrustSetRegPolicyFlags(*pdwPolicyFlags);
}
}
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}
/***********************************************************************
* WintrustSetRegPolicyFlags (WINTRUST.@)
*/
BOOL WINAPI WintrustSetRegPolicyFlags( DWORD dwPolicyFlags)
{
HKEY key;
LONG r;
TRACE("%x\n", dwPolicyFlags);
r = RegCreateKeyExW(HKEY_CURRENT_USER, Software_Publishing, 0,
NULL, 0, KEY_WRITE, NULL, &key, NULL);
if (!r)
{
r = RegSetValueExW(key, State, 0, REG_DWORD, (LPBYTE)&dwPolicyFlags,
sizeof(DWORD));
RegCloseKey(key);
}
if (r) SetLastError(r);
return r == ERROR_SUCCESS;
}
/* Utility functions */
void * WINAPI WINTRUST_Alloc(DWORD cb)
{
return HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, cb);
}
void * WINAPI WINTRUST_ReAlloc(void *ptr, DWORD cb)
{
return HeapReAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, ptr, cb);
}
void WINAPI WINTRUST_Free(void *p)
{
HeapFree(GetProcessHeap(), 0, p);
}
BOOL WINAPI WINTRUST_AddStore(CRYPT_PROVIDER_DATA *data, HCERTSTORE store)
{
BOOL ret = FALSE;
if (data->chStores)
data->pahStores = WINTRUST_ReAlloc(data->pahStores,
(data->chStores + 1) * sizeof(HCERTSTORE));
else
{
data->pahStores = WINTRUST_Alloc(sizeof(HCERTSTORE));
data->chStores = 0;
}
if (data->pahStores)
{
data->pahStores[data->chStores++] = CertDuplicateStore(store);
ret = TRUE;
}
else
SetLastError(ERROR_OUTOFMEMORY);
return ret;
}
BOOL WINAPI WINTRUST_AddSgnr(CRYPT_PROVIDER_DATA *data,
BOOL fCounterSigner, DWORD idxSigner, CRYPT_PROVIDER_SGNR *sgnr)
{
BOOL ret = FALSE;
if (sgnr->cbStruct > sizeof(CRYPT_PROVIDER_SGNR))
{
SetLastError(ERROR_INVALID_PARAMETER);
return FALSE;
}
if (fCounterSigner)
{
FIXME("unimplemented for counter signers\n");
SetLastError(ERROR_INVALID_PARAMETER);
return FALSE;
}
if (data->csSigners)
data->pasSigners = WINTRUST_ReAlloc(data->pasSigners,
(data->csSigners + 1) * sizeof(CRYPT_PROVIDER_SGNR));
else
{
data->pasSigners = WINTRUST_Alloc(sizeof(CRYPT_PROVIDER_SGNR));
data->csSigners = 0;
}
if (data->pasSigners)
{
if (idxSigner < data->csSigners)
memmove(&data->pasSigners[idxSigner],
&data->pasSigners[idxSigner + 1],
(data->csSigners - idxSigner) * sizeof(CRYPT_PROVIDER_SGNR));
ret = TRUE;
if (sgnr->cbStruct == sizeof(CRYPT_PROVIDER_SGNR))
{
/* The PSDK says psSigner should be allocated using pfnAlloc, but
* it doesn't say anything about ownership. Since callers are
* internal, assume ownership is passed, and just store the
* pointer.
*/
memcpy(&data->pasSigners[idxSigner], sgnr,
sizeof(CRYPT_PROVIDER_SGNR));
}
else
memset(&data->pasSigners[idxSigner], 0,
sizeof(CRYPT_PROVIDER_SGNR));
data->csSigners++;
}
else
SetLastError(ERROR_OUTOFMEMORY);
return ret;
}
BOOL WINAPI WINTRUST_AddCert(CRYPT_PROVIDER_DATA *data, DWORD idxSigner,
BOOL fCounterSigner, DWORD idxCounterSigner, PCCERT_CONTEXT pCert2Add)
{
BOOL ret = FALSE;
if (fCounterSigner)
{
FIXME("unimplemented for counter signers\n");
SetLastError(ERROR_INVALID_PARAMETER);
return FALSE;
}
if (data->pasSigners[idxSigner].csCertChain)
data->pasSigners[idxSigner].pasCertChain =
WINTRUST_ReAlloc(data->pasSigners[idxSigner].pasCertChain,
(data->pasSigners[idxSigner].csCertChain + 1) *
sizeof(CRYPT_PROVIDER_CERT));
else
{
data->pasSigners[idxSigner].pasCertChain =
WINTRUST_Alloc(sizeof(CRYPT_PROVIDER_CERT));
data->pasSigners[idxSigner].csCertChain = 0;
}
if (data->pasSigners[idxSigner].pasCertChain)
{
CRYPT_PROVIDER_CERT *cert = &data->pasSigners[idxSigner].pasCertChain[
data->pasSigners[idxSigner].csCertChain];
cert->cbStruct = sizeof(CRYPT_PROVIDER_CERT);
cert->pCert = CertDuplicateCertificateContext(pCert2Add);
data->pasSigners[idxSigner].csCertChain++;
ret = TRUE;
}
else
SetLastError(ERROR_OUTOFMEMORY);
return ret;
}
BOOL WINAPI WINTRUST_AddPrivData(CRYPT_PROVIDER_DATA *data,
CRYPT_PROVIDER_PRIVDATA *pPrivData2Add)
{
BOOL ret = FALSE;
TRACE("(%p, %p)\n", data, pPrivData2Add);
if (pPrivData2Add->cbStruct > sizeof(CRYPT_PROVIDER_PRIVDATA))
{
SetLastError(ERROR_INVALID_PARAMETER);
WARN("invalid struct size\n");
return FALSE;
}
if (data->csProvPrivData)
data->pasProvPrivData = WINTRUST_ReAlloc(data->pasProvPrivData,
(data->csProvPrivData + 1) * sizeof(CRYPT_PROVIDER_SGNR));
else
{
data->pasProvPrivData = WINTRUST_Alloc(sizeof(CRYPT_PROVIDER_SGNR));
data->csProvPrivData = 0;
}
if (data->pasProvPrivData)
{
DWORD i;
for (i = 0; i < data->csProvPrivData; i++)
if (IsEqualGUID(&pPrivData2Add->gProviderID, &data->pasProvPrivData[i]))
break;
data->pasProvPrivData[i] = *pPrivData2Add;
if (i == data->csProvPrivData)
data->csProvPrivData++;
}
else
SetLastError(ERROR_OUTOFMEMORY);
return ret;
}