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Diffstat (limited to 'plugins/Dbx_mdb/src/dbcrypt.cpp')
-rw-r--r--plugins/Dbx_mdb/src/dbcrypt.cpp226
1 files changed, 0 insertions, 226 deletions
diff --git a/plugins/Dbx_mdb/src/dbcrypt.cpp b/plugins/Dbx_mdb/src/dbcrypt.cpp
deleted file mode 100644
index e704420128..0000000000
--- a/plugins/Dbx_mdb/src/dbcrypt.cpp
+++ /dev/null
@@ -1,226 +0,0 @@
-/*
-
-Miranda NG: the free IM client for Microsoft* Windows*
-
-Copyright (c) 2012-18 Miranda NG team (https://miranda-ng.org)
-all portions of this codebase are copyrighted to the people
-listed in contributors.txt.
-
-This program is free software; you can redistribute it and/or
-modify it under the terms of the GNU General Public License
-as published by the Free Software Foundation; either version 2
-of the License, or (at your option) any later version.
-
-This program 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 General Public License for more details.
-
-You should have received a copy of the GNU General Public License
-along with this program; if not, write to the Free Software
-Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
-*/
-
-#include "stdafx.h"
-
-/////////////////////////////////////////////////////////////////////////////////////////
-
-char DBKey_Crypto_Provider[] = "Provider";
-char DBKey_Crypto_Key[] = "Key";
-char DBKey_Crypto_IsEncrypted[] = "EncryptedDB";
-
-CRYPTO_PROVIDER* CDbxMdb::SelectProvider()
-{
- CRYPTO_PROVIDER **ppProvs, *pProv;
- int iNumProvs;
- Crypto_EnumProviders(&iNumProvs, &ppProvs);
-
- if (iNumProvs == 0)
- return nullptr;
-
- bool bTotalCrypt = false;
-
- if (iNumProvs > 1) {
- CSelectCryptoDialog dlg(ppProvs, iNumProvs);
- dlg.DoModal();
- pProv = dlg.GetSelected();
- bTotalCrypt = dlg.TotalSelected();
- }
- else pProv = ppProvs[0];
-
- for (;; Remap()) {
- txn_ptr txn(m_pMdbEnv);
-
- MDBX_val key = { DBKey_Crypto_Provider, sizeof(DBKey_Crypto_Provider) }, value = { pProv->pszName, mir_strlen(pProv->pszName) + 1 };
- MDBX_CHECK(mdbx_put(txn, m_dbCrypto, &key, &value, 0), nullptr);
-
- key.iov_len = sizeof(DBKey_Crypto_IsEncrypted); key.iov_base = DBKey_Crypto_IsEncrypted; value.iov_len = sizeof(bool); value.iov_base = &bTotalCrypt;
- MDBX_CHECK(mdbx_put(txn, m_dbCrypto, &key, &value, 0), nullptr);
-
- if (txn.commit() == MDBX_SUCCESS)
- break;
- }
-
- return pProv;
-}
-
-int CDbxMdb::InitCrypt()
-{
- CRYPTO_PROVIDER *pProvider;
-
- txn_ptr_ro txn(m_txn);
-
- MDBX_val key = { DBKey_Crypto_Provider, sizeof(DBKey_Crypto_Provider) }, value;
- if (mdbx_get(txn, m_dbCrypto, &key, &value) == MDBX_SUCCESS) {
- pProvider = Crypto_GetProvider((const char*)value.iov_base);
- if (pProvider == nullptr)
- pProvider = SelectProvider();
- }
- else pProvider = SelectProvider();
-
- if (pProvider == nullptr)
- return 1;
-
- if ((m_crypto = pProvider->pFactory()) == nullptr)
- return 3;
-
- key.iov_len = sizeof(DBKey_Crypto_Key); key.iov_base = DBKey_Crypto_Key;
- if (mdbx_get(txn, m_dbCrypto, &key, &value) == MDBX_SUCCESS && (value.iov_len == m_crypto->getKeyLength())) {
- if (!m_crypto->setKey((const BYTE*)value.iov_base, value.iov_len)) {
- DlgChangePassParam param = { this };
- CEnterPasswordDialog dlg(&param);
- while (true) {
- if (-128 != dlg.DoModal())
- return 4;
- m_crypto->setPassword(pass_ptrA(mir_utf8encodeW(param.newPass)));
- if (m_crypto->setKey((const BYTE*)value.iov_base, value.iov_len)) {
- m_bUsesPassword = true;
- SecureZeroMemory(&param, sizeof(param));
- break;
- }
- param.wrongPass++;
- }
- }
- }
- else {
- if (!m_crypto->generateKey())
- return 6;
- StoreKey();
- }
-
- key.iov_len = sizeof(DBKey_Crypto_IsEncrypted); key.iov_base = DBKey_Crypto_IsEncrypted;
-
- if (mdbx_get(txn, m_dbCrypto, &key, &value) == MDBX_SUCCESS)
- m_bEncrypted = *(const bool*)value.iov_base;
- else
- m_bEncrypted = false;
-
- InitDialogs();
- return 0;
-}
-
-void CDbxMdb::StoreKey()
-{
- size_t iKeyLength = m_crypto->getKeyLength();
- BYTE *pKey = (BYTE*)_alloca(iKeyLength);
- m_crypto->getKey(pKey, iKeyLength);
-
- for (;; Remap()) {
- txn_ptr txn(m_pMdbEnv);
- MDBX_val key = { DBKey_Crypto_Key, sizeof(DBKey_Crypto_Key) }, value = { pKey, iKeyLength };
- mdbx_put(txn, m_dbCrypto, &key, &value, 0);
- if (txn.commit() == MDBX_SUCCESS)
- break;
- }
- SecureZeroMemory(pKey, iKeyLength);
-}
-
-void CDbxMdb::SetPassword(const wchar_t *ptszPassword)
-{
- if (ptszPassword == NULL || *ptszPassword == 0) {
- m_bUsesPassword = false;
- m_crypto->setPassword(NULL);
- }
- else {
- m_bUsesPassword = true;
- m_crypto->setPassword(pass_ptrA(mir_utf8encodeW(ptszPassword)));
- }
- UpdateMenuItem();
-}
-
-/////////////////////////////////////////////////////////////////////////////////////////
-
-int CDbxMdb::EnableEncryption(bool bEncrypted)
-{
- if (m_bEncrypted == bEncrypted)
- return 0;
-
- {
- txn_ptr_ro txnro(m_txn);
-
- MDBX_stat st;
- mdbx_dbi_stat(txnro, m_dbEvents, &st, sizeof(st));
-
- std::vector<MEVENT> lstEvents;
- lstEvents.reserve(st.ms_entries);
-
- {
- cursor_ptr_ro cursor(m_curEvents);
- MDBX_val key, data;
- while (mdbx_cursor_get(cursor, &key, &data, MDBX_NEXT) == MDBX_SUCCESS) {
- const MEVENT hDbEvent = *(const MEVENT*)key.iov_base;
- lstEvents.push_back(hDbEvent);
- }
- }
- for (auto it = lstEvents.begin(); it != lstEvents.end(); ++it) {
- MEVENT &hDbEvent = *it;
- MDBX_val key = { &hDbEvent, sizeof(MEVENT) }, data;
- mdbx_get(txnro, m_dbEvents, &key, &data);
-
- const DBEvent *dbEvent = (const DBEvent*)data.iov_base;
- const BYTE *pBlob = (BYTE*)(dbEvent + 1);
-
- if (((dbEvent->flags & DBEF_ENCRYPTED) != 0) != bEncrypted) {
- mir_ptr<BYTE> pNewBlob;
- size_t nNewBlob;
- uint32_t dwNewFlags;
-
- if (dbEvent->flags & DBEF_ENCRYPTED) {
- pNewBlob = (BYTE*)m_crypto->decodeBuffer(pBlob, dbEvent->cbBlob, &nNewBlob);
- dwNewFlags = dbEvent->flags & (~DBEF_ENCRYPTED);
- }
- else {
- pNewBlob = m_crypto->encodeBuffer(pBlob, dbEvent->cbBlob, &nNewBlob);
- dwNewFlags = dbEvent->flags | DBEF_ENCRYPTED;
- }
-
- for (;; Remap()) {
- txn_ptr txn(m_pMdbEnv);
- data.iov_len = sizeof(DBEvent) + nNewBlob;
- MDBX_CHECK(mdbx_put(txn, m_dbEvents, &key, &data, MDBX_RESERVE), 1);
-
- DBEvent *pNewDBEvent = (DBEvent *)data.iov_base;
- *pNewDBEvent = *dbEvent;
- pNewDBEvent->cbBlob = (uint16_t)nNewBlob;
- pNewDBEvent->flags = dwNewFlags;
- memcpy(pNewDBEvent + 1, pNewBlob, nNewBlob);
-
-
- if (txn.commit() == MDBX_SUCCESS)
- break;
- }
- }
- }
- }
-
- for (;; Remap()) {
- txn_ptr txn(m_pMdbEnv);
- MDBX_val key = { DBKey_Crypto_IsEncrypted, sizeof(DBKey_Crypto_IsEncrypted) }, value = { &bEncrypted, sizeof(bool) };
- MDBX_CHECK(mdbx_put(txn, m_dbCrypto, &key, &value, 0), 1);
- if (txn.commit() == MDBX_SUCCESS)
- break;
- }
-
- m_bEncrypted = bEncrypted;
- return 0;
-}
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