1 /* -*-C++-*- $NetBSD: file_http.h,v 1.3 2004/08/06 18:33:09 uch Exp $ */ 2 3 /*- 4 * Copyright (c) 2001, 2002 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by UCHIYAMA Yasushi. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 3. All advertising materials mentioning features or use of this software 19 * must display the following acknowledgement: 20 * This product includes software developed by the NetBSD 21 * Foundation, Inc. and its contributors. 22 * 4. Neither the name of The NetBSD Foundation nor the names of its 23 * contributors may be used to endorse or promote products derived 24 * from this software without specific prior written permission. 25 * 26 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 27 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 28 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 29 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 30 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 31 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 32 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 33 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 34 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 35 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 36 * POSSIBILITY OF SUCH DAMAGE. 37 */ 38 39 #ifndef _HPCBOOT_FILE_HTTP_H_ 40 #define _HPCBOOT_FILE_HTTP_H_ 41 42 #include <file.h> 43 #include <winsock.h> 44 45 class Socket { 46 private: 47 struct sockaddr_in &_sockaddr; 48 SOCKET _socket; 49 public: 50 explicit Socket(struct sockaddr_in &); 51 operator SOCKET() const { return _socket; } 52 virtual ~Socket(void); 53 }; 54 55 class HttpFile : public File { 56 public: 57 enum ops { 58 FILE_CACHE = 0x00000001, 59 USE_PROXY = 0x00000002 // XXX not yet. 60 }; 61 62 private: 63 // Wrapper for absorb Windows CE API difference. 64 int (*_wsa_startup)(WORD, LPWSADATA); 65 int (*_wsa_cleanup)(void); 66 67 private: 68 // IP Socket 69 struct WSAData _winsock; 70 struct sockaddr_in _sockaddr; 71 72 enum { TMP_BUFFER_SIZE = 256 }; 73 74 char _server_name[MAX_PATH]; 75 76 // HTTP request 77 char _request[MAX_PATH]; 78 const char *_req_get; 79 const char *_req_head; 80 const char *_req_host; 81 const char *_req_ua; 82 83 void _set_request(void); 84 85 // HTTP header. 86 size_t _header_size; 87 size_t _parse_header(size_t &); 88 89 // File buffer. 90 BOOL _memory_cache; 91 BOOL _cached; 92 char *_buffer; 93 size_t _buffer_size; 94 size_t _read_from_cache(void *, size_t, off_t); 95 size_t _recv_buffer(SOCKET, char *, size_t); 96 void _reset_state(void); 97 off_t _cur_pos; 98 99 public: 100 HttpFile::HttpFile(Console *&); 101 virtual ~HttpFile(void); 102 103 BOOL setRoot(TCHAR *); 104 BOOL open(const TCHAR *, u_int32_t); 105 size_t size(void) { size_t hsz; return _parse_header(hsz); } 106 BOOL close(void) { return TRUE; } 107 size_t read(void *, size_t, off_t = -1); 108 size_t write(const void *, size_t, off_t = -1) { return 0; } 109 BOOL seek(off_t); 110 111 }; 112 113 #endif //_HPCBOOT_FILE_HTTP_H_ 114