mirror of
https://github.com/alliedmodders/amxmodx.git
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111 lines
2.5 KiB
C++
111 lines
2.5 KiB
C++
#ifndef _INCLUDE_MYSQL_THREADING_H
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#define _INCLUDE_MYSQL_THREADING_H
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#include "IThreader.h"
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#include "ISQLDriver.h"
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#include "sh_string.h"
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#include "CVector.h"
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#include "sh_stack.h"
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struct QueuedResultInfo
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{
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AmxQueryInfo amxinfo;
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bool connect_success;
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bool query_success;
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};
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typedef int stridx_t;
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class StringPool
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{
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public:
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StringPool();
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~StringPool();
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void SetMutex(IMutex *m);
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void UnsetMutex();
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bool IsThreadable();
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public:
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stridx_t MakeString(const char *str);
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void FreeString(stridx_t idx);
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const char *GetString(stridx_t idx);
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void StartHardLock();
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void StopHardLock();
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public:
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static const int NullString = -1;
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private:
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CStack<stridx_t> m_FreeStrings;
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CVector<stridx_t> m_UseTable;
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CVector<SourceHook::String *> m_Strings;
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IMutex *m_mutex;
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bool m_stoplock;
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};
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class AtomicResult :
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public IResultSet,
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public IResultRow
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{
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friend class MysqlThread;
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public:
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AtomicResult();
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~AtomicResult();
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public:
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//free the handle if necessary (see IQuery).
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virtual void FreeHandle();
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virtual unsigned int RowCount();
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virtual unsigned int FieldCount();
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virtual const char *FieldNumToName(unsigned int num);
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virtual bool FieldNameToNum(const char *name, unsigned int *columnId);
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virtual bool IsDone();
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virtual IResultRow *GetRow();
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virtual void NextRow();
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public:
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virtual const char *GetString(unsigned int columnId);
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virtual const char *GetStringSafe(unsigned int columnId);
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virtual double GetDouble(unsigned int columnId);
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virtual float GetFloat(unsigned int columnId);
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virtual int GetInt(unsigned int columnId);
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virtual bool IsNull(unsigned int columnId);
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virtual const char *GetRaw(unsigned int columnId, size_t *length);
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public:
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void CopyFrom(IResultSet *rs);
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private:
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void _InternalClear();
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private:
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unsigned int m_RowCount;
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unsigned int m_FieldCount;
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unsigned int m_AllocFields;
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unsigned int m_AllocRows;
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stridx_t *m_Fields;
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stridx_t **m_Rows;
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unsigned int m_CurRow;
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bool m_IsFree;
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};
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class MysqlThread : public IThread
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{
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public:
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MysqlThread();
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~MysqlThread();
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public:
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void SetInfo(const char *db);
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void SetQuery(const char *query);
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void SetCellData(cell data[], ucell len);
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void SetForward(int forward);
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void Invalidate();
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void Execute();
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public:
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void RunThread(IThreadHandle *pHandle);
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void OnTerminate(IThreadHandle *pHandle, bool cancel);
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private:
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SourceHook::String m_query;
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SourceHook::String m_db;
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cell *m_data;
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ucell m_datalen;
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size_t m_maxdatalen;
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int m_fwd;
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QueuedResultInfo m_qrInfo;
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AtomicResult m_atomicResult;
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};
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#endif //_INCLUDE_MYSQL_THREADING_H
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