source: cheroxy/trunk/include/CRXProxy.h@ 28

/**
 * CRXProxy.h
 */
#ifndef __CRXPROXY_H__
#define __CRXPROXY_H__

#include "CRXException.h"
#include "CRXSocket.h"
#include "CRXHttpMessage.h"
#include "CRXHttpRequest.h"
#include "CRXHttpResponse.h"
#include "CRXFilter.h"

#define ERROR_PROXY                             -10000
#define ERROR_PROXY_FAILED_TO_RECEIVE_REQUEST   ERROR_PROXY - 1
#define ERROR_PROXY_FAILED_TO_SEND_REQUEST      ERROR_PROXY - 2
#define ERROR_PROXY_FAILED_TO_RECEIVE_RESPONSE  ERROR_PROXY - 3
#define ERROR_PROXY_FAILED_TO_SEND_RESPONSE     ERROR_PROXY - 4
#define ERROR_PROXY_FAILED_TO_CONNECT_TO_SERVER ERROR_PROXY - 5
#define ERROR_PROXY_FAILED_TO_SET_RESPONSE      ERROR_PROXY - 6


class CRXProxy : public CRXException
{
private:
    bool                mIsIntercepted;

    CRXSocket           mClient;
    CRXSocket           mServer;

    CRXHttpRequest      mHttpRequest;
    CRXHttpResponse     mHttpResponse;

    static CRXFilter    mFilter;

public:
    CRXProxy            (void);
    ~CRXProxy           (void);

    static CRXProxy *   GetNewInstance  (void);

public:
    /* common utilities */
    void    ReleaseInstance             (void);

    void    SetClientSocket             (const int  aSocket);
    void    Close                       (void);

public:
    /* interface to filter */
    void    SetRequestFilter            (const E_CRX_FILTER_REQUEST aType,
                                         const bool                 aIsMatched,
                                         const std::string          aValue);
    void    RemoveRequestFilter         (const E_CRX_FILTER_REQUEST aType);
    bool    CheckRequestFilter          (const E_CRX_FILTER_REQUEST aType);

public:
    /* for communication */
    int     Forward                     (void);

    void    SetHttpRequest              (const char * aHttpRequest);
    char *  GetHttpRequest              (char       * aBuffer,
                                         const int  aBufferSize) const;
    int     GetHttpRequestLength        (void) const;

    void    SetHttpResponse             (const char * aHttpResponse);
    char *  GetHttpResponse             (char       * aBuffer,
                                         const int  aBufferSize) const;
    int     GetHttpResponseLength       (void) const;
    
    int     ReceiveRequest              (void);
    int     SendRequest                 (void);

    int     ReceiveResponse             (void);
    int     SendResponse                (void);
};

#endif // #ifndef __CRXPROXY_H__