kern_descrip.c File Reference

#include <sys/kern_descrip.h>
#include <ubixos/types.h>
#include <sys/sysproto.h>
#include <sys/thread.h>
#include <lib/kprintf.h>
#include <ubixos/endtask.h>
#include <lib/kmalloc.h>
#include <assert.h>

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Functions
int	close (struct thread *td, struct close_args *uap)
int	falloc (struct thread *td, struct file **resultfp, int *resultfd)
int	fcntl (struct thread *td, struct fcntl_args *uap)
int	fstat (struct thread *td, struct fstat_args *uap)
int	getdtablesize (struct thread *td, struct getdtablesize_args *uap)
	return data table size
int	getfd (struct thread *td, struct file **fp, int fd)
	get pointer to file fd in specified thread
int	ioctl (struct thread *td, struct ioctl_args *uap)
	ioctl functionality not implimented yet

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Function Documentation

int close	(	struct thread *	td,
		struct close_args *	uap
	)

Definition at line 90 of file kern_descrip.c.

References close_args::fd, kfree(), kprintf(), thread::o_files, and thread::td_retval.

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int falloc	(	struct thread *	td,
		struct file **	resultfp,
		int *	resultfd
	)

Definition at line 67 of file kern_descrip.c.

References kmalloc(), kprintf(), and thread::o_files.

Referenced by pipe(), and sys_open().

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int fcntl	(	struct thread *	td,
		struct fcntl_args *	uap
	)

Definition at line 39 of file kern_descrip.c.

References fcntl_args::arg, fcntl_args::cmd, file::f_flag, FCNTLFLAGS, fcntl_args::fd, FFLAGS, kprintf(), O_ACCMODE, thread::o_files, and thread::td_retval.

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int fstat	(	struct thread *	td,
		struct fstat_args *	uap
	)

Definition at line 112 of file kern_descrip.c.

References _current, fstat_args::fd, kprintf(), thread::o_files, fstat_args::sb, stat::st_blksize, stat::st_mode, taskStruct::td, and x1000.

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int getdtablesize	(	struct thread *	td,
		struct getdtablesize_args *	uap
	)

return data table size

Definition at line 103 of file kern_descrip.c.

References kprintf(), O_FILES, and thread::td_retval.

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int getfd	(	struct thread *	td,
		struct file **	fp,
		int	fd
	)

get pointer to file fd in specified thread

Returns:

returns fp

Definition at line 141 of file kern_descrip.c.

References kprintf(), and thread::o_files.

Referenced by read().

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int ioctl	(	struct thread *	td,
		struct ioctl_args *	uap
	)

ioctl functionality not implimented yet

Returns:

NULL for now

Definition at line 131 of file kern_descrip.c.

References thread::td_retval.

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