diff options
Diffstat (limited to 'plugins/Dbx_mdb/src/dbsettings.cpp')
| -rw-r--r-- | plugins/Dbx_mdb/src/dbsettings.cpp | 398 |
1 files changed, 0 insertions, 398 deletions
diff --git a/plugins/Dbx_mdb/src/dbsettings.cpp b/plugins/Dbx_mdb/src/dbsettings.cpp deleted file mode 100644 index 0337dce06c..0000000000 --- a/plugins/Dbx_mdb/src/dbsettings.cpp +++ /dev/null @@ -1,398 +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"
-
-#define VLT(n) ((n == DBVT_UTF8 || n == DBVT_ENCRYPTED)?DBVT_ASCIIZ:n)
-
-static bool ValidLookupName(LPCSTR szModule, LPCSTR szSetting)
-{
- if (!strcmp(szModule, META_PROTO))
- return strcmp(szSetting, "IsSubcontact") && strcmp(szSetting, "ParentMetaID");
-
- if (!strcmp(szModule, "Ignore"))
- return false;
-
- return true;
-}
-
-int CDbxMdb::GetContactSettingWorker(MCONTACT contactID, LPCSTR szModule, LPCSTR szSetting, DBVARIANT *dbv, int isStatic)
-{
- if (szSetting == NULL || szModule == NULL)
- return 1;
-
- size_t settingNameLen = strlen(szSetting);
- size_t moduleNameLen = strlen(szModule);
-
-LBL_Seek:
- char *szCachedSettingName = m_cache->GetCachedSetting(szModule, szSetting, moduleNameLen, settingNameLen);
-
- DBVARIANT *pCachedValue = m_cache->GetCachedValuePtr(contactID, szCachedSettingName, 0);
- if (pCachedValue != NULL) {
- if (pCachedValue->type == DBVT_ASCIIZ || pCachedValue->type == DBVT_UTF8) {
- int cbOrigLen = dbv->cchVal;
- char *cbOrigPtr = dbv->pszVal;
- memcpy(dbv, pCachedValue, sizeof(DBVARIANT));
- if (isStatic) {
- int cbLen = 0;
- if (pCachedValue->pszVal != NULL)
- cbLen = (int)strlen(pCachedValue->pszVal);
-
- cbOrigLen--;
- dbv->pszVal = cbOrigPtr;
- if (cbLen < cbOrigLen)
- cbOrigLen = cbLen;
- memcpy(dbv->pszVal, pCachedValue->pszVal, cbOrigLen);
- dbv->pszVal[cbOrigLen] = 0;
- dbv->cchVal = cbLen;
- }
- else {
- dbv->pszVal = (char*)mir_alloc(strlen(pCachedValue->pszVal) + 1);
- strcpy(dbv->pszVal, pCachedValue->pszVal);
- }
- }
- else memcpy(dbv, pCachedValue, sizeof(DBVARIANT));
-
- return (pCachedValue->type == DBVT_DELETED) ? 1 : 0;
- }
-
- // never look db for the resident variable
- if (szCachedSettingName[-1] != 0)
- return 1;
-
- DBCachedContact *cc = (contactID) ? m_cache->GetCachedContact(contactID) : NULL;
-
- txn_ptr_ro trnlck(m_txn);
-
- DBSettingKey *keyVal = (DBSettingKey *)_alloca(sizeof(DBSettingKey) + settingNameLen);
- keyVal->hContact = contactID;
- keyVal->dwModuleId = GetModuleID(szModule);
- memcpy(&keyVal->szSettingName, szSetting, settingNameLen + 1);
-
-
- MDBX_val key = { keyVal, sizeof(DBSettingKey) + settingNameLen }, data;
- if (mdbx_get(trnlck, m_dbSettings, &key, &data) != MDBX_SUCCESS) {
- // try to get the missing mc setting from the active sub
- if (cc && cc->IsMeta() && ValidLookupName(szModule, szSetting)) {
- if (contactID = db_mc_getDefault(contactID)) {
- if (szModule = GetContactProto(contactID)) {
- moduleNameLen = strlen(szModule);
- goto LBL_Seek;
- }
- }
- }
- return 1;
- }
-
- const BYTE *pBlob = (const BYTE*)data.iov_base;
- if (isStatic && (pBlob[0] & DBVTF_VARIABLELENGTH) && VLT(dbv->type) != VLT(pBlob[0]))
- return 1;
-
- int varLen;
- BYTE iType = dbv->type = pBlob[0]; pBlob++;
- switch (iType) {
- case DBVT_DELETED: /* this setting is deleted */
- dbv->type = DBVT_DELETED;
- return 2;
-
- case DBVT_BYTE: dbv->bVal = *pBlob; break;
- case DBVT_WORD: dbv->wVal = *(WORD*)pBlob; break;
- case DBVT_DWORD: dbv->dVal = *(DWORD*)pBlob; break;
-
- case DBVT_UTF8:
- case DBVT_ASCIIZ:
- varLen = *(WORD*)pBlob;
- pBlob += 2;
- if (isStatic) {
- dbv->cchVal--;
- if (varLen < dbv->cchVal)
- dbv->cchVal = varLen;
- memcpy(dbv->pszVal, pBlob, dbv->cchVal); // decode
- dbv->pszVal[dbv->cchVal] = 0;
- dbv->cchVal = varLen;
- }
- else {
- dbv->pszVal = (char*)mir_alloc(1 + varLen);
- memcpy(dbv->pszVal, pBlob, varLen);
- dbv->pszVal[varLen] = 0;
- }
- break;
-
- case DBVT_BLOB:
- varLen = *(WORD*)pBlob;
- pBlob += 2;
- if (isStatic) {
- if (varLen < dbv->cpbVal)
- dbv->cpbVal = varLen;
- memcpy(dbv->pbVal, pBlob, dbv->cpbVal);
- }
- else {
- dbv->pbVal = (BYTE *)mir_alloc(varLen);
- memcpy(dbv->pbVal, pBlob, varLen);
- }
- dbv->cpbVal = varLen;
- break;
-
- case DBVT_ENCRYPTED:
- if (m_crypto == NULL)
- return 1;
-
- varLen = *(WORD*)pBlob;
- pBlob += 2;
-
- size_t realLen;
- ptrA decoded(m_crypto->decodeString(pBlob, varLen, &realLen));
- if (decoded == NULL)
- return 1;
-
- varLen = (WORD)realLen;
- dbv->type = DBVT_UTF8;
- if (isStatic) {
- dbv->cchVal--;
- if (varLen < dbv->cchVal)
- dbv->cchVal = varLen;
- memcpy(dbv->pszVal, decoded, dbv->cchVal);
- dbv->pszVal[dbv->cchVal] = 0;
- dbv->cchVal = varLen;
- }
- else {
- dbv->pszVal = (char*)mir_alloc(1 + varLen);
- memcpy(dbv->pszVal, decoded, varLen);
- dbv->pszVal[varLen] = 0;
- }
- break;
- }
-
- /**** add to cache **********************/
- if (iType != DBVT_BLOB && iType != DBVT_ENCRYPTED) {
- pCachedValue = m_cache->GetCachedValuePtr(contactID, szCachedSettingName, 1);
- if (pCachedValue != NULL)
- m_cache->SetCachedVariant(dbv, pCachedValue);
- }
-
- return 0;
-}
-
-STDMETHODIMP_(BOOL) CDbxMdb::WriteContactSetting(MCONTACT contactID, DBCONTACTWRITESETTING *dbcws)
-{
- if (dbcws == NULL || dbcws->szSetting == NULL || dbcws->szModule == NULL || m_bReadOnly)
- return 1;
-
- // the db format can't tolerate more than 255 bytes of space (incl. null) for settings+module name
- size_t settingNameLen = strlen(dbcws->szSetting);
- size_t moduleNameLen = strlen(dbcws->szModule);
-
- // used for notifications
- DBCONTACTWRITESETTING dbcwNotif = *dbcws;
- if (dbcwNotif.value.type == DBVT_WCHAR) {
- if (dbcwNotif.value.pszVal != NULL) {
- T2Utf val(dbcwNotif.value.pwszVal);
- if (val == NULL)
- return 1;
-
- dbcwNotif.value.pszVal = NEWSTR_ALLOCA(val);
- dbcwNotif.value.type = DBVT_UTF8;
- }
- else return 1;
- }
-
- if (dbcwNotif.szModule == NULL || dbcwNotif.szSetting == NULL)
- return 1;
-
- DBCONTACTWRITESETTING dbcwWork = dbcwNotif;
-
- mir_ptr<BYTE> pEncoded(NULL);
- bool bIsEncrypted = false;
- switch (dbcwWork.value.type) {
- case DBVT_BYTE: case DBVT_WORD: case DBVT_DWORD:
- break;
-
- case DBVT_ASCIIZ: case DBVT_UTF8:
- bIsEncrypted = m_bEncrypted || IsSettingEncrypted(dbcws->szModule, dbcws->szSetting);
-LBL_WriteString:
- if (dbcwWork.value.pszVal == NULL)
- return 1;
- dbcwWork.value.cchVal = (WORD)strlen(dbcwWork.value.pszVal);
- if (bIsEncrypted) {
- size_t len;
- BYTE *pResult = m_crypto->encodeString(dbcwWork.value.pszVal, &len);
- if (pResult != NULL) {
- pEncoded = dbcwWork.value.pbVal = pResult;
- dbcwWork.value.cpbVal = (WORD)len;
- dbcwWork.value.type = DBVT_ENCRYPTED;
- }
- }
- break;
-
- case DBVT_UNENCRYPTED:
- dbcwNotif.value.type = dbcwWork.value.type = DBVT_UTF8;
- goto LBL_WriteString;
-
- case DBVT_BLOB: case DBVT_ENCRYPTED:
- if (dbcwWork.value.pbVal == NULL)
- return 1;
- break;
- default:
- return 1;
- }
-
- char *szCachedSettingName = m_cache->GetCachedSetting(dbcwWork.szModule, dbcwWork.szSetting, moduleNameLen, settingNameLen);
-
- // we don't cache blobs and passwords
- if (dbcwWork.value.type != DBVT_BLOB && dbcwWork.value.type != DBVT_ENCRYPTED && !bIsEncrypted) {
- DBVARIANT *pCachedValue = m_cache->GetCachedValuePtr(contactID, szCachedSettingName, 1);
- if (pCachedValue != NULL) {
- bool bIsIdentical = false;
- if (pCachedValue->type == dbcwWork.value.type) {
- switch (dbcwWork.value.type) {
- case DBVT_BYTE: bIsIdentical = pCachedValue->bVal == dbcwWork.value.bVal; break;
- case DBVT_WORD: bIsIdentical = pCachedValue->wVal == dbcwWork.value.wVal; break;
- case DBVT_DWORD: bIsIdentical = pCachedValue->dVal == dbcwWork.value.dVal; break;
- case DBVT_UTF8:
- case DBVT_ASCIIZ: bIsIdentical = strcmp(pCachedValue->pszVal, dbcwWork.value.pszVal) == 0; break;
- }
- if (bIsIdentical)
- return 0;
- }
- m_cache->SetCachedVariant(&dbcwWork.value, pCachedValue);
- }
- if (szCachedSettingName[-1] != 0) {
- NotifyEventHooks(hSettingChangeEvent, contactID, (LPARAM)&dbcwWork);
- return 0;
- }
- }
- else m_cache->GetCachedValuePtr(contactID, szCachedSettingName, -1);
-
- DBSettingKey *keyVal = (DBSettingKey *)_alloca(sizeof(DBSettingKey) + settingNameLen);
- keyVal->hContact = contactID;
- keyVal->dwModuleId = GetModuleID(dbcws->szModule);
- memcpy(&keyVal->szSettingName, dbcws->szSetting, settingNameLen + 1);
-
-
- MDBX_val key = { keyVal, sizeof(DBSettingKey) + settingNameLen }, data;
-
- switch (dbcwWork.value.type) {
- case DBVT_BYTE: data.iov_len = 2; break;
- case DBVT_WORD: data.iov_len = 3; break;
- case DBVT_DWORD: data.iov_len = 5; break;
-
- case DBVT_ASCIIZ:
- case DBVT_UTF8:
- data.iov_len = 3 + dbcwWork.value.cchVal; break;
-
- case DBVT_BLOB:
- case DBVT_ENCRYPTED:
- data.iov_len = 3 + dbcwWork.value.cpbVal; break;
- }
-
- for (;; Remap()) {
- txn_ptr trnlck(m_pMdbEnv);
- MDBX_CHECK(mdbx_put(trnlck, m_dbSettings, &key, &data, MDBX_RESERVE), 1);
-
- BYTE *pBlob = (BYTE*)data.iov_base;
- *pBlob++ = dbcwWork.value.type;
- switch (dbcwWork.value.type) {
- case DBVT_BYTE: *pBlob = dbcwWork.value.bVal; break;
- case DBVT_WORD: *(WORD*)pBlob = dbcwWork.value.wVal; break;
- case DBVT_DWORD: *(DWORD*)pBlob = dbcwWork.value.dVal; break;
-
- case DBVT_ASCIIZ:
- case DBVT_UTF8:
- data.iov_len = *(WORD*)pBlob = dbcwWork.value.cchVal;
- pBlob += 2;
- memcpy(pBlob, dbcwWork.value.pszVal, dbcwWork.value.cchVal);
- break;
-
- case DBVT_BLOB:
- case DBVT_ENCRYPTED:
- data.iov_len = *(WORD*)pBlob = dbcwWork.value.cpbVal;
- pBlob += 2;
- memcpy(pBlob, dbcwWork.value.pbVal, dbcwWork.value.cpbVal);
- }
-
- if (trnlck.commit() == MDBX_SUCCESS)
- break;
- }
-
- // notify
- NotifyEventHooks(hSettingChangeEvent, contactID, (LPARAM)&dbcwNotif);
- return 0;
-}
-
-STDMETHODIMP_(BOOL) CDbxMdb::DeleteContactSetting(MCONTACT contactID, LPCSTR szModule, LPCSTR szSetting)
-{
- if (!szModule || !szSetting)
- return 1;
-
- size_t settingNameLen = strlen(szSetting);
- size_t moduleNameLen = strlen(szModule);
-
- char *szCachedSettingName = m_cache->GetCachedSetting(szModule, szSetting, moduleNameLen, settingNameLen);
-
- if (szCachedSettingName[-1] == 0) // it's not a resident variable
- {
- DBSettingKey *keyVal = (DBSettingKey*)_alloca(sizeof(DBSettingKey) + settingNameLen);
- keyVal->hContact = contactID;
- keyVal->dwModuleId = GetModuleID(szModule);
- memcpy(&keyVal->szSettingName, szSetting, settingNameLen + 1);
-
- MDBX_val key = { keyVal, sizeof(DBSettingKey) + settingNameLen };
-
- for (;; Remap()) {
- txn_ptr trnlck(m_pMdbEnv);
- MDBX_CHECK(mdbx_del(trnlck, m_dbSettings, &key, nullptr), 1);
- if (trnlck.commit() == MDBX_SUCCESS)
- break;
- }
- }
-
- m_cache->GetCachedValuePtr(contactID, szCachedSettingName, -1);
-
- // notify
- DBCONTACTWRITESETTING dbcws = { 0 };
- dbcws.szModule = szModule;
- dbcws.szSetting = szSetting;
- dbcws.value.type = DBVT_DELETED;
- NotifyEventHooks(hSettingChangeEvent, contactID, (LPARAM)&dbcws);
- return 0;
-}
-
-STDMETHODIMP_(BOOL) CDbxMdb::EnumContactSettings(MCONTACT hContact, DBSETTINGENUMPROC pfnEnumProc, const char *szModule, void *param)
-{
- int result = -1;
-
- DBSettingKey keyVal = { hContact, GetModuleID(szModule), 0 };
- txn_ptr_ro txn(m_txn);
- cursor_ptr_ro cursor(m_curSettings);
-
- MDBX_val key = { &keyVal, sizeof(keyVal) }, data;
-
- for (int res = mdbx_cursor_get(cursor, &key, &data, MDBX_SET_RANGE); res == MDBX_SUCCESS; res = mdbx_cursor_get(cursor, &key, &data, MDBX_NEXT)) {
- const DBSettingKey *pKey = (const DBSettingKey*)key.iov_base;
- if (pKey->hContact != hContact || pKey->dwModuleId != keyVal.dwModuleId)
- break;
- result = pfnEnumProc(pKey->szSettingName, param);
- }
-
- return result;
-}
|