42 lines
1.5 KiB
C
Executable File
42 lines
1.5 KiB
C
Executable File
/* Conway's Game of Life for Apple II
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* Copyright (C) 2016 Christophe Meneboeuf <christophe@xtof.info>
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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 3 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, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef __FILE_IO_H__
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#define __FILE_IO_H__
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#include <stdint.h>
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void file_create( char* p_filename );
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void file_open( char* p_filename, uint8_t* handle ); /* returns a handle to the file or OPEN_ERROR error code */
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void file_set_offset( const uint8_t handle, const uint16_t offset );
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uint16_t file_read( const uint8_t handle, uint8_t* out_buffer, const uint16_t len ); /* returns the nb bytes read */
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uint16_t file_write( const uint8_t handle, uint8_t* in_buffer, const uint16_t len ); /* returns the nb bytes written */
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void file_flush( const uint8_t handle );
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void file_close( const uint8_t handle );
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uint8_t file_error( void ); /* returns the last file error */
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enum {
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NO_ERROR = 0u,
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FILE_OPENED = 2u,
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BAD_NAME,
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BAD_LENGTH = 4u,
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OPEN_ERROR = 0xFF
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};
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#endif
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