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root/cebix/Frodo4/Src/1541t64.h
Revision: 1.6
Committed: 2004-01-14T16:54:46Z (20 years, 10 months ago) by cebix
Content type: text/plain
Branch: MAIN
Changes since 1.5: +31 -21 lines
Log Message:
- backported T64 code from Frodo V5, handles .P00 files
- T64Drive renamed to ArchDrive
- PETSCII characters are uint8s, not chars

File Contents

# User Rev Content
1 cebix 1.1 /*
2 cebix 1.6 * 1541t64.h - 1541 emulation in archive-type files (.t64/LYNX/.p00)
3 cebix 1.1 *
4 cebix 1.5 * Frodo (C) 1994-1997,2002-2004 Christian Bauer
5 cebix 1.1 *
6     * This program is free software; you can redistribute it and/or modify
7     * it under the terms of the GNU General Public License as published by
8     * the Free Software Foundation; either version 2 of the License, or
9     * (at your option) any later version.
10     *
11     * This program is distributed in the hope that it will be useful,
12     * but WITHOUT ANY WARRANTY; without even the implied warranty of
13     * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14     * GNU General Public License for more details.
15     *
16     * You should have received a copy of the GNU General Public License
17     * along with this program; if not, write to the Free Software
18     * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19     */
20    
21     #ifndef _1541T64_H
22     #define _1541T64_H
23    
24     #include "IEC.h"
25    
26    
27 cebix 1.6 /*
28     * Definitions
29     */
30 cebix 1.1
31 cebix 1.6 // Archive types
32     enum {
33     TYPE_T64, // C64S tape file
34     TYPE_LYNX, // C64 LYNX archive
35     TYPE_P00 // .p00 file
36     };
37 cebix 1.1
38 cebix 1.6 // Archive file drive class
39     class ArchDrive : public Drive {
40 cebix 1.1 public:
41 cebix 1.6 ArchDrive(IEC *iec, const char *filepath);
42     virtual ~ArchDrive();
43    
44 cebix 1.3 virtual uint8 Open(int channel, const uint8 *name, int name_len);
45 cebix 1.1 virtual uint8 Close(int channel);
46 cebix 1.4 virtual uint8 Read(int channel, uint8 &byte);
47 cebix 1.1 virtual uint8 Write(int channel, uint8 byte, bool eoi);
48     virtual void Reset(void);
49    
50     private:
51 cebix 1.6 bool change_arch(const char *path);
52 cebix 1.3
53     uint8 open_file(int channel, const uint8 *name, int name_len);
54     uint8 open_directory(int channel, const uint8 *pattern, int pattern_len);
55     bool find_first_file(const uint8 *pattern, int pattern_len, int &num);
56 cebix 1.1 void close_all_channels(void);
57 cebix 1.3
58     virtual void rename_cmd(const uint8 *new_file, int new_file_len, const uint8 *old_file, int old_file_len);
59     virtual void initialize_cmd(void);
60     virtual void validate_cmd(void);
61 cebix 1.1
62 cebix 1.6 FILE *the_file; // File pointer for archive file
63     int archive_type; // File/archive type (see defines above)
64     vector<c64_dir_entry> file_info; // Vector of file information structs for all files in the archive
65 cebix 1.1
66     char dir_title[16]; // Directory title
67     FILE *file[16]; // File pointers for each of the 16 channels (all temporary files)
68    
69     uint8 read_char[16]; // Buffers for one-byte read-ahead
70     };
71 cebix 1.6
72    
73     /*
74     * Functions
75     */
76    
77     // Check whether file with given header (64 bytes) and size looks like one
78     // of the file types supported by this module
79     extern bool IsArchFile(const char *path, const uint8 *header, long size);
80    
81     // Read directory of archive file into (empty) c64_dir_entry vector
82     extern bool ReadArchDirectory(const char *path, vector<c64_dir_entry> &vec);
83 cebix 1.1
84     #endif