syscall_fs.c File Reference

#include <miniOS/syscall.h>
#include <miniOS/sched/sched.h>
#include <miniOS/fs/vfs.h>
#include <miniOS/fs/pipe.h>
#include <miniOS/mm/heap.h>
#include <miniOS/mm/vmm.h>
#include <miniOS/types.h>
#include <miniOS/drivers/tty.h>
#include <miniOS/net/net_socket.h>
#include <miniOS/net/unix_sock.h>
#include <string.h>
#include <stdint.h>
#include "syscall_internal.h"

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Classes
struct	mini_pollfd
struct	mini_timeval_t
struct	mini_fd_set_t
struct	__attribute__
struct	getdents_state_t
struct	kernel_stat_t
struct	kernel_statfs_t

Macros
#define	POLLIN   0x0001
#define	POLLOUT   0x0004
#define	POLLERR   0x0008
#define	POLLHUP   0x0010
#define	POLLNVAL   0x0020
#define	KST_IFREG   0100000U
#define	KST_IFDIR   0040000U
#define	KST_IFCHR   0020000U
#define	KST_IFBLK   0060000U

Functions
static uint64_t	fs_rdtsc (void)
struct mini_pollfd	__attribute__ ((packed))
static int	getdents_cb (const char *name, uint8_t name_len, uint32_t inode, uint8_t file_type, void *ud)
static int	socket_has_other_fd_ref (struct thread *thread, int closing_fd, net_sock_t *sock)
static void	populate_stat (const vfs_inode_info_t *info, kernel_stat_t *st)
static uint32_t	synthetic_access_bits (const vfs_inode_info_t *info)
int64_t	syscall_dispatch_fs (uint64_t nr, uint64_t arg1, uint64_t arg2, uint64_t arg3, uint64_t arg4, uint64_t arg5, uint64_t arg6)

Variables
typedef	__attribute__
uint64_t	miniOS_tsc_hz
uint64_t	miniOS_tsc_boot
int	fd
short	events
short	revents

Macro Definition Documentation

KST_IFBLK

#define KST_IFBLK   0060000U

KST_IFCHR

#define KST_IFCHR   0020000U

KST_IFDIR

#define KST_IFDIR   0040000U

KST_IFREG

#define KST_IFREG   0100000U

POLLERR

#define POLLERR   0x0008

POLLHUP

#define POLLHUP   0x0010

POLLIN

#define POLLIN   0x0001

POLLNVAL

#define POLLNVAL   0x0020

POLLOUT

#define POLLOUT   0x0004

Function Documentation

__attribute__()

struct mini_pollfd __attribute__

(

(packed)

)

fs_rdtsc()

uint64_t fs_rdtsc ( void )

inlinestatic

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getdents_cb()

int getdents_cb ( const char * name, uint8_t name_len, uint32_t inode, uint8_t file_type, void * ud )

static

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populate_stat()

void populate_stat ( const vfs_inode_info_t * info, kernel_stat_t * st )

static

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socket_has_other_fd_ref()

int socket_has_other_fd_ref ( struct thread * thread, int closing_fd, net_sock_t * sock )

static

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synthetic_access_bits()

uint32_t synthetic_access_bits ( const vfs_inode_info_t * info )

static

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syscall_dispatch_fs()

int64_t syscall_dispatch_fs	(	uint64_t	nr,
		uint64_t	arg1,
		uint64_t	arg2,
		uint64_t	arg3,
		uint64_t	arg4,
		uint64_t	arg5,
		uint64_t	arg6 )

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Variable Documentation

__attribute__

typedef __attribute__

events

short events

fd

int fd

miniOS_tsc_boot

uint64_t miniOS_tsc_boot

extern

miniOS_tsc_hz

uint64_t miniOS_tsc_hz

extern

revents

short revents