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file_http.h revision 1.5.2.2
      1  1.5.2.2  uwe /* -*-C++-*-	$NetBSD: file_http.h,v 1.5.2.2 2006/03/05 04:05:40 uwe Exp $	*/
      2  1.5.2.2  uwe 
      3  1.5.2.2  uwe /*-
      4  1.5.2.2  uwe  * Copyright (c) 2001, 2002 The NetBSD Foundation, Inc.
      5  1.5.2.2  uwe  * All rights reserved.
      6  1.5.2.2  uwe  *
      7  1.5.2.2  uwe  * This code is derived from software contributed to The NetBSD Foundation
      8  1.5.2.2  uwe  * by UCHIYAMA Yasushi.
      9  1.5.2.2  uwe  *
     10  1.5.2.2  uwe  * Redistribution and use in source and binary forms, with or without
     11  1.5.2.2  uwe  * modification, are permitted provided that the following conditions
     12  1.5.2.2  uwe  * are met:
     13  1.5.2.2  uwe  * 1. Redistributions of source code must retain the above copyright
     14  1.5.2.2  uwe  *    notice, this list of conditions and the following disclaimer.
     15  1.5.2.2  uwe  * 2. Redistributions in binary form must reproduce the above copyright
     16  1.5.2.2  uwe  *    notice, this list of conditions and the following disclaimer in the
     17  1.5.2.2  uwe  *    documentation and/or other materials provided with the distribution.
     18  1.5.2.2  uwe  * 3. All advertising materials mentioning features or use of this software
     19  1.5.2.2  uwe  *    must display the following acknowledgement:
     20  1.5.2.2  uwe  *        This product includes software developed by the NetBSD
     21  1.5.2.2  uwe  *        Foundation, Inc. and its contributors.
     22  1.5.2.2  uwe  * 4. Neither the name of The NetBSD Foundation nor the names of its
     23  1.5.2.2  uwe  *    contributors may be used to endorse or promote products derived
     24  1.5.2.2  uwe  *    from this software without specific prior written permission.
     25  1.5.2.2  uwe  *
     26  1.5.2.2  uwe  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     27  1.5.2.2  uwe  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     28  1.5.2.2  uwe  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     29  1.5.2.2  uwe  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     30  1.5.2.2  uwe  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     31  1.5.2.2  uwe  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     32  1.5.2.2  uwe  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     33  1.5.2.2  uwe  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     34  1.5.2.2  uwe  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     35  1.5.2.2  uwe  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     36  1.5.2.2  uwe  * POSSIBILITY OF SUCH DAMAGE.
     37  1.5.2.2  uwe  */
     38  1.5.2.2  uwe 
     39  1.5.2.2  uwe #ifndef _HPCBOOT_FILE_HTTP_H_
     40  1.5.2.2  uwe #define	_HPCBOOT_FILE_HTTP_H_
     41  1.5.2.2  uwe 
     42  1.5.2.2  uwe #include <file.h>
     43  1.5.2.2  uwe #include <winsock.h>
     44  1.5.2.2  uwe 
     45  1.5.2.2  uwe class Socket {
     46  1.5.2.2  uwe private:
     47  1.5.2.2  uwe 	struct sockaddr_in &_sockaddr;
     48  1.5.2.2  uwe 	SOCKET _socket;
     49  1.5.2.2  uwe public:
     50  1.5.2.2  uwe 	explicit Socket(struct sockaddr_in &);
     51  1.5.2.2  uwe 	operator SOCKET() const { return _socket; }
     52  1.5.2.2  uwe 	virtual ~Socket(void);
     53  1.5.2.2  uwe };
     54  1.5.2.2  uwe 
     55  1.5.2.2  uwe class HttpFile : public File {
     56  1.5.2.2  uwe public:
     57  1.5.2.2  uwe 	enum ops {
     58  1.5.2.2  uwe 		FILE_CACHE	= 0x00000001,
     59  1.5.2.2  uwe 		USE_PROXY	= 0x00000002		// XXX not yet.
     60  1.5.2.2  uwe 	};
     61  1.5.2.2  uwe 
     62  1.5.2.2  uwe private:
     63  1.5.2.2  uwe 	// Wrapper for absorb Windows CE API difference.
     64  1.5.2.2  uwe 	int (*_wsa_startup)(WORD, LPWSADATA);
     65  1.5.2.2  uwe 	int (*_wsa_cleanup)(void);
     66  1.5.2.2  uwe 
     67  1.5.2.2  uwe private:
     68  1.5.2.2  uwe 	// IP Socket
     69  1.5.2.2  uwe 	struct WSAData _winsock;
     70  1.5.2.2  uwe 	struct sockaddr_in _sockaddr;
     71  1.5.2.2  uwe 
     72  1.5.2.2  uwe 	enum { TMP_BUFFER_SIZE = 256 };
     73  1.5.2.2  uwe 
     74  1.5.2.2  uwe 	char _server_name[MAX_PATH];
     75  1.5.2.2  uwe 
     76  1.5.2.2  uwe 	// HTTP request
     77  1.5.2.2  uwe 	char _request[MAX_PATH];
     78  1.5.2.2  uwe 	const char *_req_get;
     79  1.5.2.2  uwe 	const char *_req_head;
     80  1.5.2.2  uwe 	const char *_req_host;
     81  1.5.2.2  uwe 	const char *_req_ua;
     82  1.5.2.2  uwe 
     83  1.5.2.2  uwe 	void _set_request(void);
     84  1.5.2.2  uwe 
     85  1.5.2.2  uwe 	// HTTP header.
     86  1.5.2.2  uwe 	size_t _header_size;
     87  1.5.2.2  uwe 	size_t _parse_header(size_t &);
     88  1.5.2.2  uwe 
     89  1.5.2.2  uwe 	// File buffer.
     90  1.5.2.2  uwe 	BOOL _memory_cache;
     91  1.5.2.2  uwe 	BOOL _cached;
     92  1.5.2.2  uwe 	char *_buffer;
     93  1.5.2.2  uwe 	size_t _buffer_size;
     94  1.5.2.2  uwe 	size_t _read_from_cache(void *, size_t, off_t);
     95  1.5.2.2  uwe 	size_t _recv_buffer(SOCKET, char *, size_t);
     96  1.5.2.2  uwe 	void _reset_state(void);
     97  1.5.2.2  uwe 	off_t _cur_pos;
     98  1.5.2.2  uwe 
     99  1.5.2.2  uwe public:
    100  1.5.2.2  uwe 	HttpFile::HttpFile(Console *&);
    101  1.5.2.2  uwe 	virtual ~HttpFile(void);
    102  1.5.2.2  uwe 
    103  1.5.2.2  uwe 	BOOL setRoot(TCHAR *);
    104  1.5.2.2  uwe 	BOOL open(const TCHAR *, uint32_t);
    105  1.5.2.2  uwe 	size_t size(void) { size_t hsz; return _parse_header(hsz); }
    106  1.5.2.2  uwe 	BOOL close(void) { return TRUE; }
    107  1.5.2.2  uwe 	size_t read(void *, size_t, off_t = -1);
    108  1.5.2.2  uwe 	size_t write(const void *, size_t, off_t = -1) { return 0; }
    109  1.5.2.2  uwe 	BOOL seek(off_t);
    110  1.5.2.2  uwe 
    111  1.5.2.2  uwe };
    112  1.5.2.2  uwe 
    113  1.5.2.2  uwe #endif //_HPCBOOT_FILE_HTTP_H_
    114