55 lines
1.4 KiB
C
55 lines
1.4 KiB
C
#ifndef __EMULAYER_FS_H
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#define __EMULAYER_FS_H
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#include<sys/stat.h>
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#include<fcntl.h>
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#define MAX_EMUFS_HANDLES 64
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typedef struct __emu_FILE emu_FILE;
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typedef struct {
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int (* read)(emu_FILE * filp,unsigned long size,char * buf);
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int (* write)(emu_FILE * filp,unsigned long size,char * buf);
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int (* seek)(emu_FILE * filp,int offset,int whence);
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int (* open)(emu_FILE * filp);
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int (* close)(emu_FILE * filp);
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int (* stat)(emu_FILE * filp,struct stat * statp);
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int (* sync)(emu_FILE * filp);
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} emu_FILE_operations_t;
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struct __emu_FILE
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{
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int f_handle;
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char * f_path;
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unsigned long f_pos;
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unsigned long f_size;
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int f_flags;
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int f_mode;
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emu_FILE_operations_t * f_op;
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void * f_priv;
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};
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struct __emu_VMOUNT
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{
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char * mpnt;
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int (* preopen_file)(emu_FILE * filp);
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struct __emu_VMOUNT * m_next;
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};
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void init_emufs(void);
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struct __emu_VMOUNT * EMU_find_best_mount(char * fpath);
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extern emu_FILE * EMU_file_table[MAX_EMUFS_HANDLES];
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emu_FILE * EMU_get_empty_filp(char * forpath);
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void EMU_put_filp(int h);
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int EMU_open(const char * fname,int mode);
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int EMU_close(int handle);
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int EMU_read(int handle,char * buf,int count);
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int EMU_write(int handle,char * buf,int count);
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int EMU_lseek(int handle,int off,int whence);
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int EMU_fstat(int handle, struct stat *statbuf);
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int EMU_filelength(int fp);
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int EMU_flush(int fp);
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#endif
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