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file.cpp revision 1.4 
      1 /* -*-C++-*-	$NetBSD: file.cpp,v 1.4 2005/12/11 12:17:28 christos Exp $	*/
      2 
      3 /*-
      4  * Copyright (c) 2001 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 #include <console.h>
     40 #include <file.h>
     41 #include <file_fat.h>
     42 #include <file_http.h>
     43 #include <file_ufs.h>
     44 
     45 FileManager::FileManager(Console *&cons, enum FileOps ops)
     46 	: File(cons)
     47 {
     48 	// File System
     49 	switch(ops) {
     50 	default:
     51 	case FILE_UFS:
     52 		_file = new UfsFile(_cons);
     53 		break;
     54 	case FILE_FAT:
     55 		_file = new FatFile(_cons);
     56 		break;
     57 	case FILE_HTTP:
     58 		_file = new HttpFile(_cons);
     59 	}
     60 
     61 	// GZIP set magic header
     62 	_gz_magic[0] = 0x1f; _gz_magic[1] = 0x8b;
     63 	memset(_inbuf, 0, Z_BUFSIZE);
     64 	_reset();
     65 }
     66 
     67 //
     68 // UNICODE util.
     69 //
     70 BOOL
     71 File::_to_ascii(char *m, const TCHAR *w, size_t mlen)
     72 {
     73 	size_t len = WideCharToMultiByte(CP_ACP, 0, w, wcslen(w), 0, 0, 0, 0);
     74 	if (len + 1 > mlen) {
     75 		DPRINTF((TEXT("buffer insufficeint. %d > %d\n"),
     76 		    len + 1, mlen));
     77 		return FALSE;
     78 	}
     79 	int ret = WideCharToMultiByte(CP_ACP, 0, w, len, m, len, 0, 0);
     80 	if (ret == 0) {
     81 		DPRINTF((TEXT("can't convert to ASCII.\n")));
     82 		return FALSE;
     83 	}
     84 	m[len] = '\0';
     85 
     86 	return TRUE;
     87 }
     88