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#include "nsISupports.idl"

interface nsISocketTransport;
interface nsIProxyInfo;

[scriptable, uuid(7B19AC06-A5FB-11D9-9F82-0011246ECD24)]
interface nsISocketTransportService : nsISupports 
{
    /**
     * Creates a transport for a specified host and port.
     *
     * @param aSocketTypes
     *        array of socket type strings.  null if using default socket type.
     * @param aTypeCount
     *        specifies length of aSocketTypes.
     * @param aHost
     *        specifies the target hostname or IP address literal of the peer
     *        for this socket.
     * @param aPort
     *        specifies the target port of the peer for this socket.
     * @param aProxyInfo
     *        specifies the transport-layer proxy type to use.  null if no
     *        proxy.  used for communicating information about proxies like
     *        SOCKS (which are transparent to upper protocols).
     * 
     * @see nsIProxiedProtocolHandler
     * @see nsIProtocolProxyService::GetProxyInfo
     */
    nsISocketTransport createTransport([array, size_is(aTypeCount)]
                                       in string aSocketTypes,
                                       in unsigned long aTypeCount,
                                       in AUTF8String aHost, 
                                       in long aPort,
                                       in nsIProxyInfo aProxyInfo);
};