SQLRETURN ODBC::GetDiagField(SQLSMALLINT HandleType,
SQLHANDLE Handle,
SQLSMALLINT RecNumber,
SQLSMALLINT DiagIdentifier,
SQLPOINTER DiagInfo,
SQLSMALLINT BufferLength,
SQLSMALLINT *StringLengthPtr)
{
SQLRETURN rc;
DWORD ErrorMsgLang = 0;
CConnect* pConnect;
CStmt* pStmt;
CDesc* pDesc;
switch (HandleType)
{
case SQL_HANDLE_ENV:
break;
case SQL_HANDLE_DBC:
pConnect = (CConnect*)Handle;
EnterCriticalSection(&pConnect->m_CSObject);
ErrorMsgLang = pConnect->getErrorMsgLang();
break;
case SQL_HANDLE_STMT:
pStmt = (CStmt *)Handle;
pConnect = pStmt->getConnectHandle();
EnterCriticalSection(&pConnect->m_CSObject);
ErrorMsgLang = pStmt->getErrorMsgLang();
break;
case SQL_HANDLE_DESC:
pDesc = (CDesc *)Handle;
pConnect = pDesc->getDescConnect();
EnterCriticalSection(&pConnect->m_CSObject);
ErrorMsgLang = pDesc->getErrorMsgLang();
break;
default:
return SQL_INVALID_HANDLE;
}
__try{
rc = ((CHandle *)Handle)->GetDiagField(HandleType, Handle, RecNumber,
ErrorMsgLang, DiagIdentifier, DiagInfo, BufferLength, StringLengthPtr);
}
__finally {
switch (HandleType)
{
case SQL_HANDLE_ENV:
break;
case SQL_HANDLE_DBC:
LeaveCriticalSection(&pConnect->m_CSObject);
break;
case SQL_HANDLE_STMT:
LeaveCriticalSection(&pConnect->m_CSObject);
break;
case SQL_HANDLE_DESC:
LeaveCriticalSection(&pConnect->m_CSObject);
break;
}
}
return rc;
}
SQLRETURN ODBC::EndTran(SQLSMALLINT HandleType,
SQLHANDLE Handle,
SQLSMALLINT CompletionType)
{
SQLRETURN rc;
DWORD ErrorMsgLang = 0;
CConnect* pConnect;
switch (HandleType)
{
case SQL_HANDLE_ENV: // DM implments by sending SQLEndTran for every active connection
rc = SQL_INVALID_HANDLE;
break;
case SQL_HANDLE_DBC:
pConnect = (CConnect*)Handle;
EnterCriticalSection(&pConnect->m_CSObject);
ErrorMsgLang = pConnect->getErrorMsgLang();
rc = pConnect->EndTran(CompletionType);
LeaveCriticalSection(&pConnect->m_CSObject);
break;
default:
return SQL_INVALID_HANDLE;
}
return rc;
}
SQLRETURN ODBC::GetDiagRec(SQLSMALLINT HandleType,
SQLHANDLE Handle,
SQLSMALLINT RecNumber,
SQLWCHAR *Sqlstate,
SQLINTEGER *NativeError,
SQLWCHAR *MessageText,
SQLSMALLINT BufferLength,
SQLSMALLINT *TextLength)
{
SQLRETURN rc;
DWORD ErrorMsgLang = 0;
CConnect* pConnect;
CStmt* pStmt;
CDesc* pDesc;
switch (HandleType)
{
case SQL_HANDLE_ENV:
break;
case SQL_HANDLE_DBC:
pConnect = (CConnect*)Handle;
EnterCriticalSection(&pConnect->m_CSObject);
ErrorMsgLang = pConnect->getErrorMsgLang();
break;
case SQL_HANDLE_STMT:
pStmt = (CStmt *)Handle;
pConnect = pStmt->getConnectHandle();
EnterCriticalSection(&pConnect->m_CSObject);
ErrorMsgLang = pStmt->getErrorMsgLang();
break;
case SQL_HANDLE_DESC:
pDesc = (CDesc *)Handle;
pConnect = pDesc->getDescConnect();
EnterCriticalSection(&pConnect->m_CSObject);
ErrorMsgLang = pDesc->getErrorMsgLang();
break;
default:
return SQL_INVALID_HANDLE;
}
__try{
rc = ((CHandle *)Handle)->GetDiagRec(HandleType, Handle,
RecNumber, ErrorMsgLang, Sqlstate, NativeError, MessageText, BufferLength, TextLength);
}
__finally {
switch (HandleType)
{
case SQL_HANDLE_ENV:
break;
case SQL_HANDLE_DBC:
LeaveCriticalSection(&pConnect->m_CSObject);
break;
case SQL_HANDLE_STMT:
LeaveCriticalSection(&pConnect->m_CSObject);
break;
case SQL_HANDLE_DESC:
LeaveCriticalSection(&pConnect->m_CSObject);
break;
}
}
return rc;
}