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/*
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"
int CDbxMDBX::InitModules()
{
txn_ptr_ro trnlck(m_txn_ro);
cursor_ptr_ro cursor(m_curModules);
uint32_t iHash = 0;
MDBX_val key = { &iHash, sizeof(iHash) }, data;
while (mdbx_cursor_get(cursor, &key, &data, MDBX_NEXT) == MDBX_SUCCESS) {
uint32_t iMod = *(uint32_t*)key.iov_base;
const char *szMod = (const char*)data.iov_base;
m_Modules[iMod] = szMod;
}
return 0;
}
// will create the offset if it needs to
uint32_t CDbxMDBX::GetModuleID(const char *szName)
{
uint32_t iHash = mir_hashstr(szName);
if (m_Modules.find(iHash) == m_Modules.end()) {
MDBX_val key = { &iHash, sizeof(iHash) }, data = { (void*)szName, strlen(szName) + 1 };
{
txn_ptr txn(m_env);
if (mdbx_put(txn, m_dbModules, &key, &data, 0) != MDBX_SUCCESS)
return -1;
if (txn.commit() != MDBX_SUCCESS)
return -1;
}
m_Modules[iHash] = szName;
}
return iHash;
}
char* CDbxMDBX::GetModuleName(uint32_t dwId)
{
auto it = m_Modules.find(dwId);
return it != m_Modules.end() ? const_cast<char*>(it->second.c_str()) : nullptr;
}
STDMETHODIMP_(BOOL) CDbxMDBX::EnumModuleNames(DBMODULEENUMPROC pFunc, void *pParam)
{
for (auto it = m_Modules.begin(); it != m_Modules.end(); ++it)
if (int ret = pFunc(it->second.c_str(), pParam))
return ret;
return 0;
}
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