file_table.c File Reference

#include <kernel/fs/file_table.h>
#include <kernel/sched/thread.h>
#include <sys/bitmap.h>

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Functions
void	file_table_init (file_table_t *table)
	Initialize a file table.
void	file_table_deinit (file_table_t *table)
	Deinitialize a file table.
file_t *	file_table_get (file_table_t *table, fd_t fd)
	Get a file from its file descriptor.
fd_t	file_table_alloc (file_table_t *table, file_t *file)
	Allocate a new file descriptor for a file.
uint64_t	file_table_free (file_table_t *table, fd_t fd)
	Free a file descriptor.
uint64_t	file_table_free_range (file_table_t *table, fd_t min, fd_t max)
	Free a range of file descriptors.
fd_t	file_table_set (file_table_t *table, fd_t fd, file_t *file)
	Set a specific file descriptor to a file.
fd_t	file_table_dup (file_table_t *table, fd_t oldFd)
	Duplicate a file descriptor.
fd_t	file_table_dup2 (file_table_t *table, fd_t oldFd, fd_t newFd)
	Duplicate a file descriptor to a specific file descriptor.
uint64_t	file_table_copy (file_table_t *dest, file_table_t *src, fd_t min, fd_t max)
	Copy a file table, closing any overlapping file descriptors.
void	file_table_close_all (file_table_t *table)
	Close all files in the file table.
	SYSCALL_DEFINE (SYS_CLOSE, uint64_t, fd_t fd)
	SYSCALL_DEFINE (SYS_DUP, uint64_t, fd_t oldFd)
	SYSCALL_DEFINE (SYS_DUP2, uint64_t, fd_t oldFd, fd_t newFd)

Function Documentation

SYSCALL_DEFINE() [1/3]

SYSCALL_DEFINE	(	SYS_CLOSE	,
		uint64_t	,
		fd_t	fd
	)

Definition at line 255 of file file_table.c.

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SYSCALL_DEFINE() [2/3]

SYSCALL_DEFINE	(	SYS_DUP	,
		uint64_t	,
		fd_t	oldFd
	)

Definition at line 260 of file file_table.c.

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SYSCALL_DEFINE() [3/3]

SYSCALL_DEFINE	(	SYS_DUP2	,
		uint64_t	,
		fd_t	oldFd,
		fd_t	newFd
	)

Definition at line 265 of file file_table.c.

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