D:/opendownloadmanager/ODM-1.x/InetFile/fsInternetSession.cpp

Go to the documentation of this file.

/*
  Free Download Manager Copyright (c) 2003-2007 FreeDownloadManager.ORG
  Open Download Manager Copyright (c) 2008-2010 OpenDownloadManager.ORG
*/        

#include "fsInternetSession.h"        

fsInternetSession::fsInternetSession()
{
        m_hSession = NULL;
        m_strProxyUser = "";
        m_strProxyPassword = "";
}

fsInternetSession::~fsInternetSession()
{
        CloseHandle ();
}

fsInternetResult fsInternetSession::Create(LPCSTR pszAgent, fsInternetAccessType accType, LPCSTR pszProxy)
{
        CloseHandle ();

        DWORD dwAccessType;

        switch (accType)
        {
                case IAT_NOPROXY:
                        m_strProxy = "";
                        dwAccessType = INTERNET_OPEN_TYPE_DIRECT;
                        break;

                case IAT_PRECONFIGPROXY:
                        m_strProxy = "Internet Explorer";
                        dwAccessType = INTERNET_OPEN_TYPE_PRECONFIG;
                        break;

                case IAT_MANUALPROXY:
                        dwAccessType = INTERNET_OPEN_TYPE_PROXY;
                        if (pszProxy == NULL || *pszProxy == 0)
                                return IR_INVALIDPARAM;
                        m_strProxy = pszProxy;
                        break;

                default:
                        return IR_INVALIDPARAM;
        }

        m_strUserAgent = pszAgent;

        m_hSession = InternetOpen (pszAgent, dwAccessType, pszProxy, 
                dwAccessType == INTERNET_OPEN_TYPE_PROXY ? "<local>" : NULL, 0);

        if (m_hSession == NULL)
                return fsWinInetErrorToIR ();

        
        BOOL bDisable = TRUE;
        InternetSetOption (m_hSession, INTERNET_OPTION_DISABLE_AUTODIAL, &bDisable, sizeof (bDisable));

        return IR_SUCCESS;
}

HINTERNET fsInternetSession::GetHandle()
{
        return m_hSession;
}  

void fsInternetSession::SetTimeout(UINT uTimeout)
{
        if (m_hSession == NULL)
                return;

        InternetSetOption (m_hSession, INTERNET_OPTION_RECEIVE_TIMEOUT, &uTimeout, sizeof (uTimeout));
        InternetSetOption (m_hSession, INTERNET_OPTION_SEND_TIMEOUT, &uTimeout, sizeof (uTimeout));
        InternetSetOption (m_hSession, INTERNET_OPTION_CONNECT_TIMEOUT, &uTimeout, sizeof (uTimeout));
}

void fsInternetSession::SetProxyAuth(LPCSTR pszUser, LPCSTR pszPassword)
{
        m_strProxyUser = pszUser;
        m_strProxyPassword = pszPassword;
}

fsInternetResult fsInternetSession::ApplyProxyAuth(HINTERNET hInetHandle)
{
        if (m_strProxyUser.Length () == 0)
                return IR_SUCCESS;

        if (!InternetSetOption (hInetHandle, INTERNET_OPTION_PROXY_USERNAME, 
                (LPVOID) m_strProxyUser, m_strProxyUser.Length ()+1))
                return fsWinInetErrorToIR ();

        if (!InternetSetOption (hInetHandle, INTERNET_OPTION_PROXY_PASSWORD, 
                (LPVOID) m_strProxyPassword, m_strProxyPassword.Length ()+1))
                return fsWinInetErrorToIR ();

        return IR_SUCCESS;
}

void fsInternetSession::CloseHandle()
{
        if (m_hSession)
        {
                InternetCloseHandle (m_hSession);
                m_hSession = NULL;
        }
}

void fsInternetSession::InitializeWinInet()
{
        ULONG ul = 500;
        InternetSetOption (NULL, INTERNET_OPTION_MAX_CONNS_PER_SERVER, &ul, sizeof (ul));
        InternetSetOption (NULL, INTERNET_OPTION_MAX_CONNS_PER_1_0_SERVER, &ul, sizeof (ul));

        
}

LPCSTR fsInternetSession::get_UserAgent()
{
        return m_strUserAgent;
}

void fsInternetSession::get_Proxy(LPCSTR &pszProxyName, LPCSTR &pszProxyUser, LPCSTR &pszProxyPwd)
{
        pszProxyName = m_strProxy;
        pszProxyUser = m_strProxyUser;
        pszProxyPwd  = m_strProxyPassword;
}

---