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#pragma once
#include <stdint.h>
#include <stddef.h>
typedef int fd_t;
#define FT_REGULAR 0 // no flags = regular file
#define FT_DIR (0x01)
#define FT_DEV (0x02)
#define FT_BLOCKDEV (0x04)
#define FT_CHARDEV (0x08)
#define FT_CHANNEL (0x10) // dual-pipe
// #define FT_SOCKET (0x20) // Not yet! Semantics not defined. (TODO)
// FM_* enum describes modes for opening a file as well as authorized operations in stat_t
// (some flags are used only for open() or only in stat_t.access)
#define FM_READ (0x01)
#define FM_WRITE (0x02)
#define FM_READDIR (0x04)
#define FM_MMAP (0x08)
#define FM_CREATE (0x10)
#define FM_TRUNC (0x20)
#define FM_APPEND (0x40)
#define FM_IOCTL (0x100)
#define FM_BLOCKING (0x200)
#define FM_DCREATE (0x1000) // create file in directory
#define FM_DMOVE (0x2000) // move file from directory
#define FM_DDELETE (0x4000) // delete file from directory
#define FM_ALL_MODES (0xFFFF)
typedef struct {
int type;
int access;
size_t size;
// TODO : times & more metadata
} stat_t;
#define DIR_MAX 128 // maximum length for a filename
typedef struct {
char name[DIR_MAX];
stat_t st;
} dirent_t;
#define IOCTL_BLOCKDEV_GET_BLOCK_SIZE 40
#define IOCTL_BLOCKDEV_GET_BLOCK_COUNT 41
#define SEL_READ 0x01
#define SEL_WRITE 0x02
#define SEL_ERROR 0x04
typedef struct {
fd_t fd;
uint16_t req_flags, got_flags; // rq_flags : what caller is interested in
} sel_fd_t;
/* vim: set ts=4 sw=4 tw=0 noet :*/
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