kolibrios/contrib/media/updf/include/os_layer/os_layer.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

123 lines
3.7 KiB
C

#ifndef __OS_LAYER_OS_LAYER_H
#define __OS_LAYER_OS_LAYER_H
#ifdef __cplusplus
extern "C" {
#endif
#include<menuet/os.h>
#include<stdio.h>
#include<stdlib.h>
#define __FSEMU_FLAG_USED 0x00000001
#define __FSEMU_FLAG_DIRECTORY 0x00000002
#define __FSEMU_FLAG_DEVICE 0x00000004
#define __FSEMU_FLAG_READ 0x00000008
#define __FSEMU_FLAG_WRITE 0x00000010
#define __FSEMU_FLAG_SEEK 0x00000020
#define __FSEMU_FLAG_STDIO 0x00000040
#define __FSF(x) __FSEMU_FLAG_##x
#define T_FSF(x,f) ((x)&__FSF(f))
#define __FSEMU_BLOCK_SIZE 512
struct __fsemu_io_t;
typedef struct
{
int (* putc)(int dev,int c);
int (* getc)(int dev,int * c);
int (* read)(struct __fsemu_io_t *,int blkno,int blkcount,char *);
int (* write)(struct __fsemu_io_t *,int blkno,int blkcount,char *);
} __fsemu_stdio_t;
typedef struct __fsemu_io_t
{
char * filename;
char * filebuffer;
int handle;
int pos;
int size;
int flags;
char * systree_buf;
struct systree_info * st_info;
__fsemu_stdio_t * special_ops;
} __fsemu_io_t;
#define __FSEMU_MAX_FILES 64
extern __fsemu_stdio_t __fsemu_stdin_ops,
__fsemu_stdout_ops,
__fsemu_stderr_ops,
__fsemu_stdprn_ops,
__fsemu_stdaux_ops;
#define __FSEMU_f_STDIN { "stdin",NULL,0,0,0,__FSF(USED)|__FSF(READ) \
|__FSF(DEVICE)|__FSF(STDIO), NULL,NULL,&__fsemu_stdin_ops }
#define __FSEMU_f_STDOUT { "stdout",NULL,1,0,0,__FSF(USED)|__FSF(WRITE) \
|__FSF(DEVICE)|__FSF(STDIO), NULL,NULL,&__fsemu_stdout_ops }
#define __FSEMU_f_STDERR { "stderr",NULL,2,0,0,__FSF(USED)|__FSF(WRITE) \
|__FSF(DEVICE)|__FSF(STDIO), NULL,NULL,&__fsemu_stderr_ops }
#define __FSEMU_f_STDPRN { "stdprn",NULL,3,0,0,__FSF(USED)|__FSF(WRITE) \
|__FSF(DEVICE)|__FSF(STDIO), NULL,NULL,&__fsemu_stdprn_ops }
#define __FSEMU_f_STDAUX { "stdaux",NULL,4,0,0,__FSF(USED)|__FSF(WRITE) \
|__FSF(DEVICE)|__FSF(STDIO)|__FSF(READ), NULL,NULL,&__fsemu_stdaux_ops }
#define __FSEMU_STDIO_DECLS \
static __fsemu_io_t __fsemu_io_stdin=__FSEMU_f_STDIN; \
static __fsemu_io_t __fsemu_io_stdout=__FSEMU_f_STDOUT; \
static __fsemu_io_t __fsemu_io_stderr=__FSEMU_f_STDERR; \
static __fsemu_io_t __fsemu_io_stdprn=__FSEMU_f_STDPRN; \
static __fsemu_io_t __fsemu_io_stdaux=__FSEMU_f_STDAUX;
#define __FSEMU_STDIO_TABLE_DECLS \
&__fsemu_io_stdin, \
&__fsemu_io_stdout, \
&__fsemu_io_stderr, \
&__fsemu_io_stdprn, \
&__fsemu_io_stdaux
extern __fsemu_stdio_t __fsemu_rd1_ops,
__fsemu_hd1_ops,
__fsemu_hd2_ops,
__fsemu_hd3_ops,
__fsemu_hd4_ops;
#define __FSEMU_f_RD1 { "/RD/1",NULL,5,0,0,__FSF(USED)|__FSF(READ)| \
__FSF(WRITE)|__FSF(DEVICE),NULL,NULL,&__fsemu_rd1_ops }
#define __FSEMU_f_HD1 { "/HD/1",NULL,6,0,0,__FSF(USED)|__FSF(READ)| \
__FSF(DEVICE),NULL,NULL,&__fsemu_hd1_ops }
#define __FSEMU_f_HD2 { "/HD/2",NULL,7,0,0,__FSF(USED)|__FSF(READ)| \
__FSF(DEVICE),NULL,NULL,&__fsemu_hd2_ops }
#define __FSEMU_f_HD3 { "/HD/3",NULL,8,0,0,__FSF(USED)|__FSF(READ)| \
__FSF(DEVICE),NULL,NULL,&__fsemu_hd3_ops }
#define __FSEMU_f_HD4 { "/HD/4",NULL,9,0,0,__FSF(USED)|__FSF(READ)| \
__FSF(DEVICE),NULL,NULL,&__fsemu_hd4_ops }
#define __FSEMU_DEV_DECLS \
static __fsemu_io_t __fsemu_io_rd1=__FSEMU_f_RD1; \
static __fsemu_io_t __fsemu_io_hd1=__FSEMU_f_HD1; \
static __fsemu_io_t __fsemu_io_hd2=__FSEMU_f_HD2; \
static __fsemu_io_t __fsemu_io_hd3=__FSEMU_f_HD3; \
static __fsemu_io_t __fsemu_io_hd4=__FSEMU_f_HD4;
#define __FSEMU_DEV_TABLE_DECLS \
&__fsemu_io_rd1, \
&__fsemu_io_hd1, \
&__fsemu_io_hd2, \
&__fsemu_io_hd3, \
&__fsemu_io_hd4
#define __F_READABLE(x) T_FSF(x,READ)
#define __F_WRITABLE(x) T_FSF(x,WRITE)
#define __F_SEEKABLE(x) T_FSF(x,SEEK)
#ifdef __cplusplus
}
#endif
#endif