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@ -18,7 +18,7 @@ static void ReverseMemCopy( |
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_Out_ BYTE *pbDest, |
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_In_ BYTE const *pbSource, |
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_In_ DWORD cb |
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) |
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) |
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{ |
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for (DWORD i = 0; i < cb; i++) { |
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pbDest[cb - 1 - i] = pbSource[i]; |
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@ -29,7 +29,7 @@ static NTSTATUS ImportRsaPublicKey( |
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_In_ BCRYPT_ALG_HANDLE hAlg, // CNG provider
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_In_ PUBLIC_KEY_VALUES *pKey, // Pointer to the RSAPUBKEY blob.
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_In_ BCRYPT_KEY_HANDLE *phKey // Receives a handle the imported public key.
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) |
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) |
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{ |
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NTSTATUS hr = 0; |
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@ -62,14 +62,14 @@ static NTSTATUS ImportRsaPublicKey( |
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cbKey += cbExp; |
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pbPublicKey = (PBYTE) CoTaskMemAlloc(cbKey); |
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pbPublicKey = (PBYTE)CoTaskMemAlloc(cbKey); |
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if (pbPublicKey == NULL) { |
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hr = E_OUTOFMEMORY; |
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goto cleanup; |
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} |
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ZeroMemory(pbPublicKey, cbKey); |
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pRsaBlob = (BCRYPT_RSAKEY_BLOB *) (pbPublicKey); |
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pRsaBlob = (BCRYPT_RSAKEY_BLOB *)(pbPublicKey); |
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//
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// Make the Public Key Blob Header
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@ -82,13 +82,13 @@ static NTSTATUS ImportRsaPublicKey( |
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pRsaBlob->cbPrime1 = 0; |
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pRsaBlob->cbPrime2 = 0; |
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pbCurrent = (PBYTE) (pRsaBlob + 1); |
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pbCurrent = (PBYTE)(pRsaBlob + 1); |
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//
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// Copy pubExp Big Endian
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//
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ReverseMemCopy(pbCurrent, (PBYTE) &dwExp, cbExp); |
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ReverseMemCopy(pbCurrent, (PBYTE)&dwExp, cbExp); |
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pbCurrent += cbExp; |
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//
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@ -101,7 +101,7 @@ static NTSTATUS ImportRsaPublicKey( |
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// Import the public key
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//
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hr = BCryptImportKeyPair(hAlg, NULL, BCRYPT_RSAPUBLIC_BLOB, phKey, (PUCHAR) pbPublicKey, cbKey, 0); |
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hr = BCryptImportKeyPair(hAlg, NULL, BCRYPT_RSAPUBLIC_BLOB, phKey, (PUCHAR)pbPublicKey, cbKey, 0); |
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cleanup: |
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CoTaskMemFree(pbPublicKey); |
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@ -120,9 +120,9 @@ namespace pEp { |
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GateKeeper::GateKeeper(CpEpCOMServerAdapterModule * self) |
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: _self(self), now(time(NULL)), next(now /*+ time_diff()*/), hkUpdater(NULL), |
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internet(NULL), hAES(NULL), hRSA(NULL) |
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internet(NULL), hAES(NULL), hRSA(NULL) |
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{ |
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DeleteFile(get_lockFile().c_str()); |
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DeleteFile(get_lockFile().c_str()); |
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LONG lResult = RegOpenCurrentUser(KEY_READ, &cu); |
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assert(lResult == ERROR_SUCCESS); |
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@ -133,11 +133,11 @@ namespace pEp { |
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if (cu_open) { |
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LONG lResult = RegOpenKeyEx(cu, updater_reg_path, 0, KEY_READ, &hkUpdater); |
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if (lResult != ERROR_SUCCESS) |
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RegCreateKeyEx(cu, updater_reg_path, 0, NULL, REG_OPTION_NON_VOLATILE, KEY_READ, NULL, &hkUpdater, NULL); |
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} |
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if (lResult != ERROR_SUCCESS) |
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RegCreateKeyEx(cu, updater_reg_path, 0, NULL, REG_OPTION_NON_VOLATILE, KEY_READ, NULL, &hkUpdater, NULL); |
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} |
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} |
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GateKeeper::~GateKeeper() |
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{ |
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if (cu_open) { |
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@ -153,7 +153,7 @@ namespace pEp { |
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static random_device rd; |
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static mt19937 gen(rd()); |
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uniform_int_distribution<time_t> dist(0, cycle/fraction); |
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uniform_int_distribution<time_t> dist(0, cycle / fraction); |
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return dist(gen); |
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} |
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@ -185,14 +185,14 @@ namespace pEp { |
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void GateKeeper::keep_plugin() |
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{ |
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HKEY hkPluginStart = NULL; |
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HKEY hkPluginStart = NULL; |
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LONG lResult = RegOpenKeyEx(cu, plugin_reg_path, 0, KEY_WRITE, &hkPluginStart); |
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if (lResult != ERROR_SUCCESS) |
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return; |
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|
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DWORD v = 3; |
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lResult = RegSetValueEx(hkPluginStart, plugin_reg_value_name, 0, REG_DWORD, (const BYTE *) &v, sizeof(DWORD)); |
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lResult = RegSetValueEx(hkPluginStart, plugin_reg_value_name, 0, REG_DWORD, (const BYTE *)&v, sizeof(DWORD)); |
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assert(lResult == ERROR_SUCCESS); |
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|
|
RegCloseKey(hkPluginStart); |
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@ -230,11 +230,11 @@ namespace pEp { |
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uniform_int_distribution<int64_t> dist(0, UINT32_MAX); |
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for (int i = 0; i < 8; i++) |
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|
key.dw_key[i] = (uint32_t) dist(gen); |
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|
key.dw_key[i] = (uint32_t)dist(gen); |
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|
|
BCRYPT_KEY_HANDLE hKey; |
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|
|
NTSTATUS status = BCryptGenerateSymmetricKey(hAES, &hKey, NULL, 0, (PUCHAR) &key, (ULONG) sizeof(aeskey_t), 0); |
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|
|
NTSTATUS status = BCryptGenerateSymmetricKey(hAES, &hKey, NULL, 0, (PUCHAR)&key, (ULONG) sizeof(aeskey_t), 0); |
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|
|
assert(status == 0); |
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|
if (status) |
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|
|
throw runtime_error("BCryptGenerateSymmetricKey"); |
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@ -242,7 +242,7 @@ namespace pEp { |
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|
#ifndef NDEBUG |
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|
|
DWORD keylength = 0; |
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|
|
ULONG copied = 0; |
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|
|
status = BCryptGetProperty(hKey, BCRYPT_KEY_LENGTH, (PUCHAR) &keylength, sizeof(DWORD), &copied, 0); |
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|
|
status = BCryptGetProperty(hKey, BCRYPT_KEY_LENGTH, (PUCHAR)&keylength, sizeof(DWORD), &copied, 0); |
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|
|
assert(keylength == 256); |
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|
#endif |
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@ -260,7 +260,7 @@ namespace pEp { |
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DWORD uk_size; |
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|
|
BOOL bResult = CryptDecodeObjectEx(X509_ASN_ENCODING, X509_PUBLIC_KEY_INFO, |
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|
|
(const BYTE *) _update_key.data(), _update_key.size(), CRYPT_DECODE_ALLOC_FLAG, NULL, &uk, &uk_size); |
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|
|
(const BYTE *)_update_key.data(), _update_key.size(), CRYPT_DECODE_ALLOC_FLAG, NULL, &uk, &uk_size); |
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|
|
if (!bResult) |
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|
|
throw runtime_error("CryptDecodeObjectEx: X509_PUBLIC_KEY_INFO"); |
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@ -281,8 +281,8 @@ namespace pEp { |
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|
|
ULONG psize; |
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|
|
NTSTATUS status = BCryptGetProperty(hUpdateKey, BCRYPT_ALGORITHM_NAME, NULL, 0, &psize, 0); |
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|
|
char *prop = new char[psize]; |
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|
|
TCHAR *_prop = (TCHAR *) prop; |
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|
|
BCryptGetProperty(hUpdateKey, BCRYPT_ALGORITHM_NAME, (PUCHAR) prop, psize, &psize, 0); |
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|
|
TCHAR *_prop = (TCHAR *)prop; |
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|
|
BCryptGetProperty(hUpdateKey, BCRYPT_ALGORITHM_NAME, (PUCHAR)prop, psize, &psize, 0); |
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|
|
ULONG export_size; |
|
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|
|
status = BCryptExportKey(hDeliveryKey, NULL, BCRYPT_KEY_DATA_BLOB, NULL, NULL, |
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|
@ -293,7 +293,7 @@ namespace pEp { |
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|
|
PUCHAR _delivery_key = new UCHAR[export_size]; |
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|
|
ULONG copied; |
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|
|
status = BCryptExportKey(hDeliveryKey, NULL, BCRYPT_KEY_DATA_BLOB, _delivery_key, export_size, |
|
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|
|
&copied, 0); |
|
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|
|
&copied, 0); |
|
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|
|
if (status) { |
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|
|
delete[] _delivery_key; |
|
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|
|
throw runtime_error("BCryptExportKey: delivery_key"); |
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|
|
@ -328,7 +328,7 @@ namespace pEp { |
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|
|
stringstream s; |
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|
|
for (ULONG i = 0; i < copied; i++) { |
|
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|
|
s << hex << setw(2) << setfill('0'); |
|
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|
|
s << (int) _result[i]; |
|
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|
|
s << (int)_result[i]; |
|
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|
|
} |
|
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|
|
delete[] _result; |
|
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|
|
s >> result; |
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|
|
@ -350,7 +350,7 @@ namespace pEp { |
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|
|
for (DWORD i = 0; lResult == ERROR_SUCCESS; i++) { |
|
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|
|
value_name_size = 16383; |
|
|
|
|
value_size = L_MAX_URL_LENGTH + 1; |
|
|
|
|
lResult = RegEnumValue(hkUpdater, i, value_name, &value_name_size, NULL, NULL, (LPBYTE) value, &value_size); |
|
|
|
|
lResult = RegEnumValue(hkUpdater, i, value_name, &value_name_size, NULL, NULL, (LPBYTE)value, &value_size); |
|
|
|
|
if (lResult == ERROR_SUCCESS) { |
|
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|
|
products.push_back({ value_name, value }); |
|
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|
|
} |
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|
|
@ -361,43 +361,43 @@ namespace pEp { |
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|
|
void GateKeeper::install_msi(tstring filename) |
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|
|
{ |
|
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|
|
HANDLE hMutex = CreateMutex(NULL, TRUE, _T("PEPINSTALLERMUTEX")); |
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|
|
if (hMutex) { |
|
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|
|
CloseHandle(hMutex); |
|
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|
|
ShellExecute(NULL, _T("open"), filename.c_str(), NULL, NULL, SW_SHOW); |
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|
|
} |
|
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|
|
HANDLE hMutex = CreateMutex(NULL, TRUE, _T("PEPINSTALLERMUTEX")); |
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|
|
if (hMutex) { |
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|
|
CloseHandle(hMutex); |
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|
|
ShellExecute(NULL, _T("open"), filename.c_str(), NULL, NULL, SW_SHOW); |
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|
|
} |
|
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|
|
} |
|
|
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|
|
tstring GateKeeper::get_lockFile() |
|
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|
|
{ |
|
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|
|
static const tstring _fileName = _T("\\pEpSetup.lck"); |
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|
|
static tstring fileName; |
|
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|
|
tstring GateKeeper::get_lockFile() |
|
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|
|
{ |
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|
|
static const tstring _fileName = _T("\\pEpSetup.lck"); |
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|
|
static tstring fileName; |
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|
|
if (fileName.length() == 0) { |
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|
|
unique_ptr < TCHAR[] > _pathName(new TCHAR[MAX_PATH + 1]); |
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|
|
DWORD size = GetTempPath(MAX_PATH, _pathName.get()); |
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|
|
if (size > MAX_PATH - _fileName.size()) |
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|
|
throw runtime_error("TEMP path too long"); |
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|
|
if (fileName.length() == 0) { |
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|
|
unique_ptr < TCHAR[] > _pathName(new TCHAR[MAX_PATH + 1]); |
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|
|
DWORD size = GetTempPath(MAX_PATH, _pathName.get()); |
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|
|
if (size > MAX_PATH - _fileName.size()) |
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|
|
throw runtime_error("TEMP path too long"); |
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|
|
fileName = _pathName.get(); |
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|
|
fileName += _fileName; |
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|
|
} |
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|
|
fileName = _pathName.get(); |
|
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|
|
fileName += _fileName; |
|
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|
|
} |
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|
|
return fileName; |
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|
|
} |
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|
|
return fileName; |
|
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|
|
} |
|
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|
|
void GateKeeper::update_product(product p, DWORD context) |
|
|
|
|
{ |
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|
|
{ |
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|
|
HANDLE file = CreateFile(get_lockFile().c_str(), GENERIC_READ | GENERIC_WRITE, 0, NULL, CREATE_NEW, FILE_ATTRIBUTE_NORMAL, NULL); |
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|
|
if (file == INVALID_HANDLE_VALUE) { |
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|
|
return; |
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|
|
} |
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|
|
else { |
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|
|
CloseHandle(file); |
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|
|
DeleteFile(get_lockFile().c_str()); |
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|
|
} |
|
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|
|
} |
|
|
|
|
{ |
|
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|
|
HANDLE file = CreateFile(get_lockFile().c_str(), GENERIC_READ | GENERIC_WRITE, 0, NULL, CREATE_NEW, FILE_ATTRIBUTE_NORMAL, NULL); |
|
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|
|
if (file == INVALID_HANDLE_VALUE) { |
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|
|
return; |
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|
|
} |
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|
|
else { |
|
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|
|
CloseHandle(file); |
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|
|
|
DeleteFile(get_lockFile().c_str()); |
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|
|
} |
|
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|
|
} |
|
|
|
|
|
|
|
|
|
BCRYPT_KEY_HANDLE dk = delivery_key(); |
|
|
|
|
#ifdef UNICODE |
|
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|
|
@ -410,7 +410,7 @@ namespace pEp { |
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|
|
url += delivery; |
|
|
|
|
tstring headers; |
|
|
|
|
HINTERNET hUrl = InternetOpenUrl(internet, url.c_str(), headers.c_str(), headers.length(), |
|
|
|
|
INTERNET_FLAG_EXISTING_CONNECT | INTERNET_FLAG_NO_UI | INTERNET_FLAG_SECURE, context); |
|
|
|
|
INTERNET_FLAG_EXISTING_CONNECT | INTERNET_FLAG_NO_UI | INTERNET_FLAG_SECURE, context); |
|
|
|
|
if (hUrl == NULL) |
|
|
|
|
return; |
|
|
|
|
|
|
|
|
|
@ -428,8 +428,8 @@ namespace pEp { |
|
|
|
|
InternetReadFile(hUrl, iv, sizeof(iv), &reading); |
|
|
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|
|
|
|
|
|
if (reading) do { |
|
|
|
|
static char buffer[1024*1024]; |
|
|
|
|
BOOL bResult = InternetReadFile(hUrl, buffer, 1024*1024, &reading); |
|
|
|
|
static char buffer[1024 * 1024]; |
|
|
|
|
BOOL bResult = InternetReadFile(hUrl, buffer, 1024 * 1024, &reading); |
|
|
|
|
if (!bResult || !reading) |
|
|
|
|
break; |
|
|
|
|
crypted += string(buffer, reading); |
|
|
|
|
@ -452,18 +452,18 @@ namespace pEp { |
|
|
|
|
authInfo.cbTag = sizeof(tag); |
|
|
|
|
|
|
|
|
|
ULONG unencrypted_size; |
|
|
|
|
NTSTATUS status = BCryptDecrypt(dk, (PUCHAR) crypted.data(), crypted.size(), |
|
|
|
|
&authInfo, iv, sizeof(iv), NULL, 0, &unencrypted_size, 0); |
|
|
|
|
NTSTATUS status = BCryptDecrypt(dk, (PUCHAR)crypted.data(), crypted.size(), |
|
|
|
|
&authInfo, iv, sizeof(iv), NULL, 0, &unencrypted_size, 0); |
|
|
|
|
if (status) |
|
|
|
|
goto closing; |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
unencrypted_buffer = new char[unencrypted_size]; |
|
|
|
|
PUCHAR crypted_data = (PUCHAR) crypted.data(); |
|
|
|
|
ULONG crypted_size = (ULONG) crypted.size() - sizeof(tag); |
|
|
|
|
PUCHAR crypted_data = (PUCHAR)crypted.data(); |
|
|
|
|
ULONG crypted_size = (ULONG)crypted.size() - sizeof(tag); |
|
|
|
|
memcpy(tag, crypted_data + crypted_size, sizeof(tag)); |
|
|
|
|
|
|
|
|
|
status = BCryptDecrypt(dk, crypted_data, crypted_size, |
|
|
|
|
&authInfo, iv, sizeof(iv), (PUCHAR) unencrypted_buffer, unencrypted_size, &unencrypted_size, 0); |
|
|
|
|
&authInfo, iv, sizeof(iv), (PUCHAR)unencrypted_buffer, unencrypted_size, &unencrypted_size, 0); |
|
|
|
|
if (status) |
|
|
|
|
goto closing; |
|
|
|
|
|
|
|
|
|
@ -503,7 +503,7 @@ namespace pEp { |
|
|
|
|
assert(status == 0); |
|
|
|
|
if (status) |
|
|
|
|
goto closing; |
|
|
|
|
status = BCryptSetProperty(hAES, BCRYPT_CHAINING_MODE, (PUCHAR) BCRYPT_CHAIN_MODE_GCM, sizeof(BCRYPT_CHAIN_MODE_GCM), 0); |
|
|
|
|
status = BCryptSetProperty(hAES, BCRYPT_CHAINING_MODE, (PUCHAR)BCRYPT_CHAIN_MODE_GCM, sizeof(BCRYPT_CHAIN_MODE_GCM), 0); |
|
|
|
|
if (status) |
|
|
|
|
goto closing; |
|
|
|
|
|
|
|
|
|
@ -516,19 +516,19 @@ namespace pEp { |
|
|
|
|
if (!internet) |
|
|
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goto closing; |
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{ |
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product_list products = registered_products(); |
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DWORD context = 0; |
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{ |
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product_list products = registered_products(); |
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DWORD context = 0; |
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for (auto i = products.begin(); i != products.end(); i++) { |
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try { |
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update_product(*i, context++); |
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} |
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catch (exception&) { |
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for (auto i = products.begin(); i != products.end(); i++) { |
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try { |
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update_product(*i, context++); |
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} |
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catch (exception&) { |
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} |
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} |
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} |
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} |
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} |
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} |
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closing: |
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if (internet) |
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Markus Schaber
5 years ago