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/home/tetron/hack/vos/libs/vos/extensions/sqlpersist/sqldb.hh

Go to the documentation of this file.

#ifndef _SQLDB_HH_
#define _SQLDB_HH_

#include <stdexcept>
#include <vector>
#include <string>
#include <stdarg.h>

namespace VOS {

    class SQLPERSIST_API SQLError : public std::runtime_error
    {
    public:
        SQLError(const std::string& s) : runtime_error(s) { };
    };

    struct SQLPERSIST_API SQLCell
    {
        char* data;
        unsigned int length;
    };

    typedef std::vector<SQLCell> SQLRow;

    class SQLPERSIST_API SQLResult
    {
    public:
        virtual ~SQLResult() { }
        virtual int countRows() = 0;
        virtual SQLRow* getNextRow() = 0;
    };

    class SQLPERSIST_API SQLDatabase
    {
    public:
        virtual ~SQLDatabase() { }

        void formatQuery(const char* q, va_list ap, std::string& buffer);
        SQLResult* queryf(const char* q, ...);

        virtual SQLResult* query(const char* q);
        virtual SQLResult* query(const char* q, unsigned int len) = 0;
        virtual bool selectDatabase(const char* db) = 0;
        virtual std::string lastError() = 0;
        virtual unsigned int escapeString(char* to, const char* from, unsigned int fromlen) = 0;
        virtual unsigned int getAffectedRows() = 0;
    };
}

#endif