85 lines
2.6 KiB
C++
85 lines
2.6 KiB
C++
/*
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* 1541t64.h - 1541 emulation in archive-type files (.t64/LYNX/.p00)
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*
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* Frodo (C) 1994-1997,2002-2005 Christian Bauer
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#ifndef _1541T64_H
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#define _1541T64_H
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#include "IEC.h"
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/*
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* Definitions
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*/
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// Archive types
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enum {
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TYPE_T64, // C64S tape file
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TYPE_LYNX, // C64 LYNX archive
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TYPE_P00 // .p00 file
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};
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// Archive file drive class
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class ArchDrive : public Drive {
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public:
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ArchDrive(IEC *iec, const char *filepath);
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virtual ~ArchDrive();
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virtual uint8 Open(int channel, const uint8 *name, int name_len);
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virtual uint8 Close(int channel);
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virtual uint8 Read(int channel, uint8 &byte);
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virtual uint8 Write(int channel, uint8 byte, bool eoi);
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virtual void Reset(void);
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private:
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bool change_arch(const char *path);
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uint8 open_file(int channel, const uint8 *name, int name_len);
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uint8 open_directory(int channel, const uint8 *pattern, int pattern_len);
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bool find_first_file(const uint8 *pattern, int pattern_len, int &num);
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void close_all_channels(void);
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virtual void rename_cmd(const uint8 *new_file, int new_file_len, const uint8 *old_file, int old_file_len);
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virtual void initialize_cmd(void);
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virtual void validate_cmd(void);
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FILE *the_file; // File pointer for archive file
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int archive_type; // File/archive type (see defines above)
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vector<c64_dir_entry> file_info; // Vector of file information structs for all files in the archive
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char dir_title[16]; // Directory title
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FILE *file[16]; // File pointers for each of the 16 channels (all temporary files)
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uint8 read_char[16]; // Buffers for one-byte read-ahead
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};
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/*
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* Functions
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*/
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// Check whether file with given header (64 bytes) and size looks like one
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// of the file types supported by this module
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extern bool IsArchFile(const char *path, const uint8 *header, long size);
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// Read directory of archive file into (empty) c64_dir_entry vector
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extern bool ReadArchDirectory(const char *path, vector<c64_dir_entry> &vec);
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#endif
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