hxurl.h
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上传日期:2007-06-06
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- /* ***** BEGIN LICENSE BLOCK *****
- * Version: RCSL 1.0/RPSL 1.0
- *
- * Portions Copyright (c) 1995-2002 RealNetworks, Inc. All Rights Reserved.
- *
- * The contents of this file, and the files included with this file, are
- * subject to the current version of the RealNetworks Public Source License
- * Version 1.0 (the "RPSL") available at
- * http://www.helixcommunity.org/content/rpsl unless you have licensed
- * the file under the RealNetworks Community Source License Version 1.0
- * (the "RCSL") available at http://www.helixcommunity.org/content/rcsl,
- * in which case the RCSL will apply. You may also obtain the license terms
- * directly from RealNetworks. You may not use this file except in
- * compliance with the RPSL or, if you have a valid RCSL with RealNetworks
- * applicable to this file, the RCSL. Please see the applicable RPSL or
- * RCSL for the rights, obligations and limitations governing use of the
- * contents of the file.
- *
- * This file is part of the Helix DNA Technology. RealNetworks is the
- * developer of the Original Code and owns the copyrights in the portions
- * it created.
- *
- * This file, and the files included with this file, is distributed and made
- * available on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
- * EXPRESS OR IMPLIED, AND REALNETWORKS HEREBY DISCLAIMS ALL SUCH WARRANTIES,
- * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, FITNESS
- * FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
- *
- * Technology Compatibility Kit Test Suite(s) Location:
- * http://www.helixcommunity.org/content/tck
- *
- * Contributor(s):
- *
- * ***** END LICENSE BLOCK ***** */
- /*******************************************************************************************
- CHXURL.H
-
- A class to parse and store the contents of an URL
- Usage:
-
- - The constructor parses the url.
- - The various components of the url may be accessed via their
- respective access methods or via get_event, for events
- - Use send_client_events to stuff all the client events in the
- outgoing event queue
- *******************************************************************************************/
- #ifdef __MWERKS__
- #pragma once
- #endif
- #ifndef _CHXURL_H_
- #define _CHXURL_H_
- #include "hxcom.h"
- // option signal/separator
- #define OPTION_SIGNAL '?'
- #define OPTION_SEPARATOR '&'
- #define OPTION_ASSIGNMENT '='
- // URL properties
- #define PROPERTY_URL "url"
- #define PROPERTY_PROTOCOL "protocol"
- #define PROPERTY_SCHEME "scheme"
- #define PROPERTY_HOST "host"
- #define PROPERTY_PORT "port"
- #define PROPERTY_PATH "path"
- #define PROPERTY_FULLPATH "fullpath"
- #define PROPERTY_RESOURCE "resource"
- #define PROPERTY_FRAGMENT "fragment"
- #define PROPERTY_USERNAME "username"
- #define PROPERTY_PASSWORD "password"
- enum
- {
- unknownProtocol = 0,
- httpProtocol,
- pnmProtocol,
- rtspProtocol,
- fileProtocol,
- fnordProtocol,
- httpsProtocol,
- helixSDPProtocol
- };
- typedef _INTERFACE IHXCommonClassFactory IHXCommonClassFactory;
- typedef _INTERFACE IHXValues IHXValues;
- class CHXURL
- {
- public:
- CHXURL (const char* /* IN */ pszURL);
- CHXURL (const char* /* IN */ pszURL, IUnknown* pContext);
- ~CHXURL ();
- CHXURL(const CHXURL& rhs);
- CHXURL& operator=(const CHXURL& rhs);
- // called to retrieve URL properties/options
- IHXValues* GetProperties(void);
- IHXValues* GetOptions(void);
- // determine if it needs network protocol
- BOOL IsNetworkProtocol() {return m_bNetworkProtocol;}
- UINT16 GetProtocol() const { return m_unProtocol; };
- HX_RESULT GetLastError() {return m_LastError;}
-
- void AddOption(char* pKey, char* pValue);
- void AddOption(char* pKey, UINT32 ulValue);
- char* GetAltURL(BOOL& bDefault);
- const char* GetURL() const {return (const char*) m_pActualURL;};
- const char* GetEscapedURL() const {return (const char*) m_pszEscapedURL;};
- static HX_RESULT GeneratePrefixRootFragment(
- const char* pURL, CHXString& urlPrefix,
- CHXString& urlRoot, char*& pURLFragment);
- BOOL CompressURL(const char* pURL, char*& pCompressURL);
- static HX_RESULT encodeURL(const char* pURL, CHXString& encodedURL);
- static HX_RESULT decodeURL(const char* pURL, CHXString& unencodedURL);
- static const char* FindURLSchemeEnd(const char *pszURL);
- static BOOL IsURLRelative(const char *pszURL)
- {
- return (FindURLSchemeEnd(pszURL) == NULL);
- }
- static void TestCompressURL();
- private:
- void ConstructURL(const char* pszURL);
- static IHXCommonClassFactory* CreateCCF();
- HX_RESULT m_LastError;
- // URL options/values
- char* m_pActualURL;
- char* m_pszURL;
- char* m_pszEscapedURL;
- char* m_pszOptions;
- char* m_pszHost;
- char* m_pszPort;
- char* m_pszUsername;
- char* m_pszPassword;
- UINT16 m_unProtocol;
- UINT16 m_unDefaultPort;
- HX_BITFIELD m_bNetworkProtocol : 1;
- char* m_pszResource;
- IHXValues* m_pProperties;
- IHXValues* m_pOptions;
- IHXCommonClassFactory* m_pCCF;
- // help functions
- void TrimOffSpaces (char*& /* IN OUT */ pszString);
- int StringNCompare (const char* /* IN */ pszStr1,
- const char* /* IN */ pszStr2,
- size_t /* IN */ nChars);
-
- HX_RESULT ParseURL (char* /* IN */ pszURL);
- HX_RESULT CollectOptions (char* /* IN */ pszOptions);
- BOOL IsTimeValue (char* /* IN */ pszValue);
- BOOL IsNumber (char* /* IN */ pszValue);
- void ParseResource(void);
- void Unescape(char* s);
- int Unhex(char c);
- };
- #endif // _CHXURL_H_