kolibrios/contrib/media/updf/include/emu_layer/fs.h
right-hearted 4f7ee97ec9 uPDF with buttons
git-svn-id: svn://kolibrios.org@4680 a494cfbc-eb01-0410-851d-a64ba20cac60
2014-03-22 21:00:40 +00:00

55 lines
1.4 KiB
C

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